Switch to the new code style
Signed-off-by: David Horstmann <david.horstmann@arm.com>
diff --git a/library/ssl_tls.c b/library/ssl_tls.c
index b757613..3b67fdc 100644
--- a/library/ssl_tls.c
+++ b/library/ssl_tls.c
@@ -56,23 +56,23 @@
static mbedtls_ssl_chk_buf_ptr_args chk_buf_ptr_fail_args;
void mbedtls_ssl_set_chk_buf_ptr_fail_args(
- const uint8_t *cur, const uint8_t *end, size_t need )
+ const uint8_t *cur, const uint8_t *end, size_t need)
{
chk_buf_ptr_fail_args.cur = cur;
chk_buf_ptr_fail_args.end = end;
chk_buf_ptr_fail_args.need = need;
}
-void mbedtls_ssl_reset_chk_buf_ptr_fail_args( void )
+void mbedtls_ssl_reset_chk_buf_ptr_fail_args(void)
{
- memset( &chk_buf_ptr_fail_args, 0, sizeof( chk_buf_ptr_fail_args ) );
+ memset(&chk_buf_ptr_fail_args, 0, sizeof(chk_buf_ptr_fail_args));
}
-int mbedtls_ssl_cmp_chk_buf_ptr_fail_args( mbedtls_ssl_chk_buf_ptr_args *args )
+int mbedtls_ssl_cmp_chk_buf_ptr_fail_args(mbedtls_ssl_chk_buf_ptr_args *args)
{
- return( ( chk_buf_ptr_fail_args.cur != args->cur ) ||
- ( chk_buf_ptr_fail_args.end != args->end ) ||
- ( chk_buf_ptr_fail_args.need != args->need ) );
+ return (chk_buf_ptr_fail_args.cur != args->cur) ||
+ (chk_buf_ptr_fail_args.end != args->end) ||
+ (chk_buf_ptr_fail_args.need != args->need);
}
#endif /* MBEDTLS_TEST_HOOKS */
@@ -81,121 +81,118 @@
#if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
/* Top-level Connection ID API */
-int mbedtls_ssl_conf_cid( mbedtls_ssl_config *conf,
- size_t len,
- int ignore_other_cid )
+int mbedtls_ssl_conf_cid(mbedtls_ssl_config *conf,
+ size_t len,
+ int ignore_other_cid)
{
- if( len > MBEDTLS_SSL_CID_IN_LEN_MAX )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (len > MBEDTLS_SSL_CID_IN_LEN_MAX) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- if( ignore_other_cid != MBEDTLS_SSL_UNEXPECTED_CID_FAIL &&
- ignore_other_cid != MBEDTLS_SSL_UNEXPECTED_CID_IGNORE )
- {
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (ignore_other_cid != MBEDTLS_SSL_UNEXPECTED_CID_FAIL &&
+ ignore_other_cid != MBEDTLS_SSL_UNEXPECTED_CID_IGNORE) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
conf->ignore_unexpected_cid = ignore_other_cid;
conf->cid_len = len;
- return( 0 );
+ return 0;
}
-int mbedtls_ssl_set_cid( mbedtls_ssl_context *ssl,
- int enable,
- unsigned char const *own_cid,
- size_t own_cid_len )
+int mbedtls_ssl_set_cid(mbedtls_ssl_context *ssl,
+ int enable,
+ unsigned char const *own_cid,
+ size_t own_cid_len)
{
- if( ssl->conf->transport != MBEDTLS_SSL_TRANSPORT_DATAGRAM )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (ssl->conf->transport != MBEDTLS_SSL_TRANSPORT_DATAGRAM) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
ssl->negotiate_cid = enable;
- if( enable == MBEDTLS_SSL_CID_DISABLED )
- {
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "Disable use of CID extension." ) );
- return( 0 );
+ if (enable == MBEDTLS_SSL_CID_DISABLED) {
+ MBEDTLS_SSL_DEBUG_MSG(3, ("Disable use of CID extension."));
+ return 0;
}
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "Enable use of CID extension." ) );
- MBEDTLS_SSL_DEBUG_BUF( 3, "Own CID", own_cid, own_cid_len );
+ MBEDTLS_SSL_DEBUG_MSG(3, ("Enable use of CID extension."));
+ MBEDTLS_SSL_DEBUG_BUF(3, "Own CID", own_cid, own_cid_len);
- if( own_cid_len != ssl->conf->cid_len )
- {
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "CID length %u does not match CID length %u in config",
- (unsigned) own_cid_len,
- (unsigned) ssl->conf->cid_len ) );
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (own_cid_len != ssl->conf->cid_len) {
+ MBEDTLS_SSL_DEBUG_MSG(3, ("CID length %u does not match CID length %u in config",
+ (unsigned) own_cid_len,
+ (unsigned) ssl->conf->cid_len));
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
- memcpy( ssl->own_cid, own_cid, own_cid_len );
+ memcpy(ssl->own_cid, own_cid, own_cid_len);
/* Truncation is not an issue here because
* MBEDTLS_SSL_CID_IN_LEN_MAX at most 255. */
ssl->own_cid_len = (uint8_t) own_cid_len;
- return( 0 );
+ return 0;
}
-int mbedtls_ssl_get_own_cid( mbedtls_ssl_context *ssl,
- int *enabled,
- unsigned char own_cid[MBEDTLS_SSL_CID_OUT_LEN_MAX],
- size_t *own_cid_len )
+int mbedtls_ssl_get_own_cid(mbedtls_ssl_context *ssl,
+ int *enabled,
+ unsigned char own_cid[MBEDTLS_SSL_CID_OUT_LEN_MAX],
+ size_t *own_cid_len)
{
*enabled = MBEDTLS_SSL_CID_DISABLED;
- if( ssl->conf->transport != MBEDTLS_SSL_TRANSPORT_DATAGRAM )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (ssl->conf->transport != MBEDTLS_SSL_TRANSPORT_DATAGRAM) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
/* We report MBEDTLS_SSL_CID_DISABLED in case the CID length is
* zero as this is indistinguishable from not requesting to use
* the CID extension. */
- if( ssl->own_cid_len == 0 || ssl->negotiate_cid == MBEDTLS_SSL_CID_DISABLED )
- return( 0 );
+ if (ssl->own_cid_len == 0 || ssl->negotiate_cid == MBEDTLS_SSL_CID_DISABLED) {
+ return 0;
+ }
- if( own_cid_len != NULL )
- {
+ if (own_cid_len != NULL) {
*own_cid_len = ssl->own_cid_len;
- if( own_cid != NULL )
- memcpy( own_cid, ssl->own_cid, ssl->own_cid_len );
+ if (own_cid != NULL) {
+ memcpy(own_cid, ssl->own_cid, ssl->own_cid_len);
+ }
}
*enabled = MBEDTLS_SSL_CID_ENABLED;
- return( 0 );
+ return 0;
}
-int mbedtls_ssl_get_peer_cid( mbedtls_ssl_context *ssl,
- int *enabled,
- unsigned char peer_cid[ MBEDTLS_SSL_CID_OUT_LEN_MAX ],
- size_t *peer_cid_len )
+int mbedtls_ssl_get_peer_cid(mbedtls_ssl_context *ssl,
+ int *enabled,
+ unsigned char peer_cid[MBEDTLS_SSL_CID_OUT_LEN_MAX],
+ size_t *peer_cid_len)
{
*enabled = MBEDTLS_SSL_CID_DISABLED;
- if( ssl->conf->transport != MBEDTLS_SSL_TRANSPORT_DATAGRAM ||
- mbedtls_ssl_is_handshake_over( ssl ) == 0 )
- {
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (ssl->conf->transport != MBEDTLS_SSL_TRANSPORT_DATAGRAM ||
+ mbedtls_ssl_is_handshake_over(ssl) == 0) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
/* We report MBEDTLS_SSL_CID_DISABLED in case the CID extensions
* were used, but client and server requested the empty CID.
* This is indistinguishable from not using the CID extension
* in the first place. */
- if( ssl->transform_in->in_cid_len == 0 &&
- ssl->transform_in->out_cid_len == 0 )
- {
- return( 0 );
+ if (ssl->transform_in->in_cid_len == 0 &&
+ ssl->transform_in->out_cid_len == 0) {
+ return 0;
}
- if( peer_cid_len != NULL )
- {
+ if (peer_cid_len != NULL) {
*peer_cid_len = ssl->transform_in->out_cid_len;
- if( peer_cid != NULL )
- {
- memcpy( peer_cid, ssl->transform_in->out_cid,
- ssl->transform_in->out_cid_len );
+ if (peer_cid != NULL) {
+ memcpy(peer_cid, ssl->transform_in->out_cid,
+ ssl->transform_in->out_cid_len);
}
}
*enabled = MBEDTLS_SSL_CID_ENABLED;
- return( 0 );
+ return 0;
}
#endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
@@ -210,31 +207,30 @@
* } MaxFragmentLength;
* and we add 0 -> extension unused
*/
-static unsigned int ssl_mfl_code_to_length( int mfl )
+static unsigned int ssl_mfl_code_to_length(int mfl)
{
- switch( mfl )
- {
- case MBEDTLS_SSL_MAX_FRAG_LEN_NONE:
- return ( MBEDTLS_TLS_EXT_ADV_CONTENT_LEN );
- case MBEDTLS_SSL_MAX_FRAG_LEN_512:
- return 512;
- case MBEDTLS_SSL_MAX_FRAG_LEN_1024:
- return 1024;
- case MBEDTLS_SSL_MAX_FRAG_LEN_2048:
- return 2048;
- case MBEDTLS_SSL_MAX_FRAG_LEN_4096:
- return 4096;
- default:
- return ( MBEDTLS_TLS_EXT_ADV_CONTENT_LEN );
+ switch (mfl) {
+ case MBEDTLS_SSL_MAX_FRAG_LEN_NONE:
+ return MBEDTLS_TLS_EXT_ADV_CONTENT_LEN;
+ case MBEDTLS_SSL_MAX_FRAG_LEN_512:
+ return 512;
+ case MBEDTLS_SSL_MAX_FRAG_LEN_1024:
+ return 1024;
+ case MBEDTLS_SSL_MAX_FRAG_LEN_2048:
+ return 2048;
+ case MBEDTLS_SSL_MAX_FRAG_LEN_4096:
+ return 4096;
+ default:
+ return MBEDTLS_TLS_EXT_ADV_CONTENT_LEN;
}
}
#endif /* MBEDTLS_SSL_MAX_FRAGMENT_LENGTH */
-int mbedtls_ssl_session_copy( mbedtls_ssl_session *dst,
- const mbedtls_ssl_session *src )
+int mbedtls_ssl_session_copy(mbedtls_ssl_session *dst,
+ const mbedtls_ssl_session *src)
{
- mbedtls_ssl_session_free( dst );
- memcpy( dst, src, sizeof( mbedtls_ssl_session ) );
+ mbedtls_ssl_session_free(dst);
+ memcpy(dst, src, sizeof(mbedtls_ssl_session));
#if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_CLI_C)
dst->ticket = NULL;
#if defined(MBEDTLS_SSL_PROTO_TLS1_3) && \
@@ -246,34 +242,33 @@
#if defined(MBEDTLS_X509_CRT_PARSE_C)
#if defined(MBEDTLS_SSL_KEEP_PEER_CERTIFICATE)
- if( src->peer_cert != NULL )
- {
+ if (src->peer_cert != NULL) {
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
- dst->peer_cert = mbedtls_calloc( 1, sizeof(mbedtls_x509_crt) );
- if( dst->peer_cert == NULL )
- return( MBEDTLS_ERR_SSL_ALLOC_FAILED );
+ dst->peer_cert = mbedtls_calloc(1, sizeof(mbedtls_x509_crt));
+ if (dst->peer_cert == NULL) {
+ return MBEDTLS_ERR_SSL_ALLOC_FAILED;
+ }
- mbedtls_x509_crt_init( dst->peer_cert );
+ mbedtls_x509_crt_init(dst->peer_cert);
- if( ( ret = mbedtls_x509_crt_parse_der( dst->peer_cert, src->peer_cert->raw.p,
- src->peer_cert->raw.len ) ) != 0 )
- {
- mbedtls_free( dst->peer_cert );
+ if ((ret = mbedtls_x509_crt_parse_der(dst->peer_cert, src->peer_cert->raw.p,
+ src->peer_cert->raw.len)) != 0) {
+ mbedtls_free(dst->peer_cert);
dst->peer_cert = NULL;
- return( ret );
+ return ret;
}
}
#else /* MBEDTLS_SSL_KEEP_PEER_CERTIFICATE */
- if( src->peer_cert_digest != NULL )
- {
+ if (src->peer_cert_digest != NULL) {
dst->peer_cert_digest =
- mbedtls_calloc( 1, src->peer_cert_digest_len );
- if( dst->peer_cert_digest == NULL )
- return( MBEDTLS_ERR_SSL_ALLOC_FAILED );
+ mbedtls_calloc(1, src->peer_cert_digest_len);
+ if (dst->peer_cert_digest == NULL) {
+ return MBEDTLS_ERR_SSL_ALLOC_FAILED;
+ }
- memcpy( dst->peer_cert_digest, src->peer_cert_digest,
- src->peer_cert_digest_len );
+ memcpy(dst->peer_cert_digest, src->peer_cert_digest,
+ src->peer_cert_digest_len);
dst->peer_cert_digest_type = src->peer_cert_digest_type;
dst->peer_cert_digest_len = src->peer_cert_digest_len;
}
@@ -282,47 +277,48 @@
#endif /* MBEDTLS_X509_CRT_PARSE_C */
#if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_CLI_C)
- if( src->ticket != NULL )
- {
- dst->ticket = mbedtls_calloc( 1, src->ticket_len );
- if( dst->ticket == NULL )
- return( MBEDTLS_ERR_SSL_ALLOC_FAILED );
+ if (src->ticket != NULL) {
+ dst->ticket = mbedtls_calloc(1, src->ticket_len);
+ if (dst->ticket == NULL) {
+ return MBEDTLS_ERR_SSL_ALLOC_FAILED;
+ }
- memcpy( dst->ticket, src->ticket, src->ticket_len );
+ memcpy(dst->ticket, src->ticket, src->ticket_len);
}
#if defined(MBEDTLS_SSL_PROTO_TLS1_3) && \
defined(MBEDTLS_SSL_SERVER_NAME_INDICATION)
- if( src->endpoint == MBEDTLS_SSL_IS_CLIENT )
- {
+ if (src->endpoint == MBEDTLS_SSL_IS_CLIENT) {
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
- ret = mbedtls_ssl_session_set_hostname( dst, src->hostname );
- if( ret != 0 )
- return ( ret );
+ ret = mbedtls_ssl_session_set_hostname(dst, src->hostname);
+ if (ret != 0) {
+ return ret;
+ }
}
#endif /* MBEDTLS_SSL_PROTO_TLS1_3 &&
MBEDTLS_SSL_SERVER_NAME_INDICATION */
#endif /* MBEDTLS_SSL_SESSION_TICKETS && MBEDTLS_SSL_CLI_C */
- return( 0 );
+ return 0;
}
#if defined(MBEDTLS_SSL_VARIABLE_BUFFER_LENGTH)
MBEDTLS_CHECK_RETURN_CRITICAL
-static int resize_buffer( unsigned char **buffer, size_t len_new, size_t *len_old )
+static int resize_buffer(unsigned char **buffer, size_t len_new, size_t *len_old)
{
- unsigned char* resized_buffer = mbedtls_calloc( 1, len_new );
- if( resized_buffer == NULL )
+ unsigned char *resized_buffer = mbedtls_calloc(1, len_new);
+ if (resized_buffer == NULL) {
return -1;
+ }
/* We want to copy len_new bytes when downsizing the buffer, and
* len_old bytes when upsizing, so we choose the smaller of two sizes,
* to fit one buffer into another. Size checks, ensuring that no data is
* lost, are done outside of this function. */
- memcpy( resized_buffer, *buffer,
- ( len_new < *len_old ) ? len_new : *len_old );
- mbedtls_platform_zeroize( *buffer, *len_old );
- mbedtls_free( *buffer );
+ memcpy(resized_buffer, *buffer,
+ (len_new < *len_old) ? len_new : *len_old);
+ mbedtls_platform_zeroize(*buffer, *len_old);
+ mbedtls_free(*buffer);
*buffer = resized_buffer;
*len_old = len_new;
@@ -330,60 +326,49 @@
return 0;
}
-static void handle_buffer_resizing( mbedtls_ssl_context *ssl, int downsizing,
- size_t in_buf_new_len,
- size_t out_buf_new_len )
+static void handle_buffer_resizing(mbedtls_ssl_context *ssl, int downsizing,
+ size_t in_buf_new_len,
+ size_t out_buf_new_len)
{
int modified = 0;
size_t written_in = 0, iv_offset_in = 0, len_offset_in = 0;
size_t written_out = 0, iv_offset_out = 0, len_offset_out = 0;
- if( ssl->in_buf != NULL )
- {
+ if (ssl->in_buf != NULL) {
written_in = ssl->in_msg - ssl->in_buf;
iv_offset_in = ssl->in_iv - ssl->in_buf;
len_offset_in = ssl->in_len - ssl->in_buf;
- if( downsizing ?
+ if (downsizing ?
ssl->in_buf_len > in_buf_new_len && ssl->in_left < in_buf_new_len :
- ssl->in_buf_len < in_buf_new_len )
- {
- if( resize_buffer( &ssl->in_buf, in_buf_new_len, &ssl->in_buf_len ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "input buffer resizing failed - out of memory" ) );
- }
- else
- {
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "Reallocating in_buf to %" MBEDTLS_PRINTF_SIZET,
- in_buf_new_len ) );
+ ssl->in_buf_len < in_buf_new_len) {
+ if (resize_buffer(&ssl->in_buf, in_buf_new_len, &ssl->in_buf_len) != 0) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("input buffer resizing failed - out of memory"));
+ } else {
+ MBEDTLS_SSL_DEBUG_MSG(2, ("Reallocating in_buf to %" MBEDTLS_PRINTF_SIZET,
+ in_buf_new_len));
modified = 1;
}
}
}
- if( ssl->out_buf != NULL )
- {
+ if (ssl->out_buf != NULL) {
written_out = ssl->out_msg - ssl->out_buf;
iv_offset_out = ssl->out_iv - ssl->out_buf;
len_offset_out = ssl->out_len - ssl->out_buf;
- if( downsizing ?
+ if (downsizing ?
ssl->out_buf_len > out_buf_new_len && ssl->out_left < out_buf_new_len :
- ssl->out_buf_len < out_buf_new_len )
- {
- if( resize_buffer( &ssl->out_buf, out_buf_new_len, &ssl->out_buf_len ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "output buffer resizing failed - out of memory" ) );
- }
- else
- {
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "Reallocating out_buf to %" MBEDTLS_PRINTF_SIZET,
- out_buf_new_len ) );
+ ssl->out_buf_len < out_buf_new_len) {
+ if (resize_buffer(&ssl->out_buf, out_buf_new_len, &ssl->out_buf_len) != 0) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("output buffer resizing failed - out of memory"));
+ } else {
+ MBEDTLS_SSL_DEBUG_MSG(2, ("Reallocating out_buf to %" MBEDTLS_PRINTF_SIZET,
+ out_buf_new_len));
modified = 1;
}
}
}
- if( modified )
- {
+ if (modified) {
/* Update pointers here to avoid doing it twice. */
- mbedtls_ssl_reset_in_out_pointers( ssl );
+ mbedtls_ssl_reset_in_out_pointers(ssl);
/* Fields below might not be properly updated with record
* splitting or with CID, so they are manually updated here. */
ssl->out_msg = ssl->out_buf + written_out;
@@ -400,12 +385,12 @@
#if defined(MBEDTLS_SSL_PROTO_TLS1_2)
#if defined(MBEDTLS_SSL_CONTEXT_SERIALIZATION)
-typedef int (*tls_prf_fn)( const unsigned char *secret, size_t slen,
- const char *label,
- const unsigned char *random, size_t rlen,
- unsigned char *dstbuf, size_t dlen );
+typedef int (*tls_prf_fn)(const unsigned char *secret, size_t slen,
+ const char *label,
+ const unsigned char *random, size_t rlen,
+ unsigned char *dstbuf, size_t dlen);
-static tls_prf_fn ssl_tls12prf_from_cs( int ciphersuite_id );
+static tls_prf_fn ssl_tls12prf_from_cs(int ciphersuite_id);
#endif /* MBEDTLS_SSL_CONTEXT_SERIALIZATION */
@@ -415,104 +400,101 @@
unsigned char *, size_t);
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_tls12_populate_transform( mbedtls_ssl_transform *transform,
- int ciphersuite,
- const unsigned char master[48],
+static int ssl_tls12_populate_transform(mbedtls_ssl_transform *transform,
+ int ciphersuite,
+ const unsigned char master[48],
#if defined(MBEDTLS_SSL_SOME_SUITES_USE_CBC_ETM)
- int encrypt_then_mac,
+ int encrypt_then_mac,
#endif /* MBEDTLS_SSL_SOME_SUITES_USE_CBC_ETM */
- ssl_tls_prf_t tls_prf,
- const unsigned char randbytes[64],
- mbedtls_ssl_protocol_version tls_version,
- unsigned endpoint,
- const mbedtls_ssl_context *ssl );
+ ssl_tls_prf_t tls_prf,
+ const unsigned char randbytes[64],
+ mbedtls_ssl_protocol_version tls_version,
+ unsigned endpoint,
+ const mbedtls_ssl_context *ssl);
#if defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
MBEDTLS_CHECK_RETURN_CRITICAL
-static int tls_prf_sha256( const unsigned char *secret, size_t slen,
- const char *label,
- const unsigned char *random, size_t rlen,
- unsigned char *dstbuf, size_t dlen );
-static void ssl_calc_verify_tls_sha256( const mbedtls_ssl_context *,unsigned char*, size_t * );
-static void ssl_calc_finished_tls_sha256( mbedtls_ssl_context *,unsigned char *, int );
-
-#endif /* MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA*/
-
-#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
-MBEDTLS_CHECK_RETURN_CRITICAL
-static int tls_prf_sha384( const unsigned char *secret, size_t slen,
- const char *label,
- const unsigned char *random, size_t rlen,
- unsigned char *dstbuf, size_t dlen );
-
-static void ssl_calc_verify_tls_sha384( const mbedtls_ssl_context *, unsigned char*, size_t * );
-static void ssl_calc_finished_tls_sha384( mbedtls_ssl_context *, unsigned char *, int );
-#endif /* MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA*/
-
-static size_t ssl_tls12_session_save( const mbedtls_ssl_session *session,
- unsigned char *buf,
- size_t buf_len );
-
-MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_tls12_session_load( mbedtls_ssl_session *session,
- const unsigned char *buf,
- size_t len );
-#endif /* MBEDTLS_SSL_PROTO_TLS1_2 */
-
-static void ssl_update_checksum_start( mbedtls_ssl_context *, const unsigned char *, size_t );
-
-#if defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
-static void ssl_update_checksum_sha256( mbedtls_ssl_context *, const unsigned char *, size_t );
-#endif /* MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA*/
-
-#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
-static void ssl_update_checksum_sha384( mbedtls_ssl_context *, const unsigned char *, size_t );
-#endif /* MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA*/
-
-int mbedtls_ssl_tls_prf( const mbedtls_tls_prf_types prf,
- const unsigned char *secret, size_t slen,
+static int tls_prf_sha256(const unsigned char *secret, size_t slen,
const char *label,
const unsigned char *random, size_t rlen,
- unsigned char *dstbuf, size_t dlen )
+ unsigned char *dstbuf, size_t dlen);
+static void ssl_calc_verify_tls_sha256(const mbedtls_ssl_context *, unsigned char *, size_t *);
+static void ssl_calc_finished_tls_sha256(mbedtls_ssl_context *, unsigned char *, int);
+
+#endif /* MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA*/
+
+#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
+MBEDTLS_CHECK_RETURN_CRITICAL
+static int tls_prf_sha384(const unsigned char *secret, size_t slen,
+ const char *label,
+ const unsigned char *random, size_t rlen,
+ unsigned char *dstbuf, size_t dlen);
+
+static void ssl_calc_verify_tls_sha384(const mbedtls_ssl_context *, unsigned char *, size_t *);
+static void ssl_calc_finished_tls_sha384(mbedtls_ssl_context *, unsigned char *, int);
+#endif /* MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA*/
+
+static size_t ssl_tls12_session_save(const mbedtls_ssl_session *session,
+ unsigned char *buf,
+ size_t buf_len);
+
+MBEDTLS_CHECK_RETURN_CRITICAL
+static int ssl_tls12_session_load(mbedtls_ssl_session *session,
+ const unsigned char *buf,
+ size_t len);
+#endif /* MBEDTLS_SSL_PROTO_TLS1_2 */
+
+static void ssl_update_checksum_start(mbedtls_ssl_context *, const unsigned char *, size_t);
+
+#if defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
+static void ssl_update_checksum_sha256(mbedtls_ssl_context *, const unsigned char *, size_t);
+#endif /* MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA*/
+
+#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
+static void ssl_update_checksum_sha384(mbedtls_ssl_context *, const unsigned char *, size_t);
+#endif /* MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA*/
+
+int mbedtls_ssl_tls_prf(const mbedtls_tls_prf_types prf,
+ const unsigned char *secret, size_t slen,
+ const char *label,
+ const unsigned char *random, size_t rlen,
+ unsigned char *dstbuf, size_t dlen)
{
mbedtls_ssl_tls_prf_cb *tls_prf = NULL;
- switch( prf )
- {
+ switch (prf) {
#if defined(MBEDTLS_SSL_PROTO_TLS1_2)
#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
case MBEDTLS_SSL_TLS_PRF_SHA384:
tls_prf = tls_prf_sha384;
- break;
+ break;
#endif /* MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA*/
#if defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
case MBEDTLS_SSL_TLS_PRF_SHA256:
tls_prf = tls_prf_sha256;
- break;
+ break;
#endif /* MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA*/
#endif /* MBEDTLS_SSL_PROTO_TLS1_2 */
- default:
- return( MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE );
+ default:
+ return MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE;
}
- return( tls_prf( secret, slen, label, random, rlen, dstbuf, dlen ) );
+ return tls_prf(secret, slen, label, random, rlen, dstbuf, dlen);
}
#if defined(MBEDTLS_X509_CRT_PARSE_C)
-static void ssl_clear_peer_cert( mbedtls_ssl_session *session )
+static void ssl_clear_peer_cert(mbedtls_ssl_session *session)
{
#if defined(MBEDTLS_SSL_KEEP_PEER_CERTIFICATE)
- if( session->peer_cert != NULL )
- {
- mbedtls_x509_crt_free( session->peer_cert );
- mbedtls_free( session->peer_cert );
+ if (session->peer_cert != NULL) {
+ mbedtls_x509_crt_free(session->peer_cert);
+ mbedtls_free(session->peer_cert);
session->peer_cert = NULL;
}
#else /* MBEDTLS_SSL_KEEP_PEER_CERTIFICATE */
- if( session->peer_cert_digest != NULL )
- {
+ if (session->peer_cert_digest != NULL) {
/* Zeroization is not necessary. */
- mbedtls_free( session->peer_cert_digest );
+ mbedtls_free(session->peer_cert_digest);
session->peer_cert_digest = NULL;
session->peer_cert_digest_type = MBEDTLS_MD_NONE;
session->peer_cert_digest_len = 0;
@@ -521,99 +503,98 @@
}
#endif /* MBEDTLS_X509_CRT_PARSE_C */
-uint32_t mbedtls_ssl_get_extension_id( unsigned int extension_type )
+uint32_t mbedtls_ssl_get_extension_id(unsigned int extension_type)
{
- switch( extension_type )
- {
+ switch (extension_type) {
case MBEDTLS_TLS_EXT_SERVERNAME:
- return( MBEDTLS_SSL_EXT_ID_SERVERNAME );
+ return MBEDTLS_SSL_EXT_ID_SERVERNAME;
case MBEDTLS_TLS_EXT_MAX_FRAGMENT_LENGTH:
- return( MBEDTLS_SSL_EXT_ID_MAX_FRAGMENT_LENGTH );
+ return MBEDTLS_SSL_EXT_ID_MAX_FRAGMENT_LENGTH;
case MBEDTLS_TLS_EXT_STATUS_REQUEST:
- return( MBEDTLS_SSL_EXT_ID_STATUS_REQUEST );
+ return MBEDTLS_SSL_EXT_ID_STATUS_REQUEST;
case MBEDTLS_TLS_EXT_SUPPORTED_GROUPS:
- return( MBEDTLS_SSL_EXT_ID_SUPPORTED_GROUPS );
+ return MBEDTLS_SSL_EXT_ID_SUPPORTED_GROUPS;
case MBEDTLS_TLS_EXT_SIG_ALG:
- return( MBEDTLS_SSL_EXT_ID_SIG_ALG );
+ return MBEDTLS_SSL_EXT_ID_SIG_ALG;
case MBEDTLS_TLS_EXT_USE_SRTP:
- return( MBEDTLS_SSL_EXT_ID_USE_SRTP );
+ return MBEDTLS_SSL_EXT_ID_USE_SRTP;
case MBEDTLS_TLS_EXT_HEARTBEAT:
- return( MBEDTLS_SSL_EXT_ID_HEARTBEAT );
+ return MBEDTLS_SSL_EXT_ID_HEARTBEAT;
case MBEDTLS_TLS_EXT_ALPN:
- return( MBEDTLS_SSL_EXT_ID_ALPN );
+ return MBEDTLS_SSL_EXT_ID_ALPN;
case MBEDTLS_TLS_EXT_SCT:
- return( MBEDTLS_SSL_EXT_ID_SCT );
+ return MBEDTLS_SSL_EXT_ID_SCT;
case MBEDTLS_TLS_EXT_CLI_CERT_TYPE:
- return( MBEDTLS_SSL_EXT_ID_CLI_CERT_TYPE );
+ return MBEDTLS_SSL_EXT_ID_CLI_CERT_TYPE;
case MBEDTLS_TLS_EXT_SERV_CERT_TYPE:
- return( MBEDTLS_SSL_EXT_ID_SERV_CERT_TYPE );
+ return MBEDTLS_SSL_EXT_ID_SERV_CERT_TYPE;
case MBEDTLS_TLS_EXT_PADDING:
- return( MBEDTLS_SSL_EXT_ID_PADDING );
+ return MBEDTLS_SSL_EXT_ID_PADDING;
case MBEDTLS_TLS_EXT_PRE_SHARED_KEY:
- return( MBEDTLS_SSL_EXT_ID_PRE_SHARED_KEY );
+ return MBEDTLS_SSL_EXT_ID_PRE_SHARED_KEY;
case MBEDTLS_TLS_EXT_EARLY_DATA:
- return( MBEDTLS_SSL_EXT_ID_EARLY_DATA );
+ return MBEDTLS_SSL_EXT_ID_EARLY_DATA;
case MBEDTLS_TLS_EXT_SUPPORTED_VERSIONS:
- return( MBEDTLS_SSL_EXT_ID_SUPPORTED_VERSIONS );
+ return MBEDTLS_SSL_EXT_ID_SUPPORTED_VERSIONS;
case MBEDTLS_TLS_EXT_COOKIE:
- return( MBEDTLS_SSL_EXT_ID_COOKIE );
+ return MBEDTLS_SSL_EXT_ID_COOKIE;
case MBEDTLS_TLS_EXT_PSK_KEY_EXCHANGE_MODES:
- return( MBEDTLS_SSL_EXT_ID_PSK_KEY_EXCHANGE_MODES );
+ return MBEDTLS_SSL_EXT_ID_PSK_KEY_EXCHANGE_MODES;
case MBEDTLS_TLS_EXT_CERT_AUTH:
- return( MBEDTLS_SSL_EXT_ID_CERT_AUTH );
+ return MBEDTLS_SSL_EXT_ID_CERT_AUTH;
case MBEDTLS_TLS_EXT_OID_FILTERS:
- return( MBEDTLS_SSL_EXT_ID_OID_FILTERS );
+ return MBEDTLS_SSL_EXT_ID_OID_FILTERS;
case MBEDTLS_TLS_EXT_POST_HANDSHAKE_AUTH:
- return( MBEDTLS_SSL_EXT_ID_POST_HANDSHAKE_AUTH );
+ return MBEDTLS_SSL_EXT_ID_POST_HANDSHAKE_AUTH;
case MBEDTLS_TLS_EXT_SIG_ALG_CERT:
- return( MBEDTLS_SSL_EXT_ID_SIG_ALG_CERT );
+ return MBEDTLS_SSL_EXT_ID_SIG_ALG_CERT;
case MBEDTLS_TLS_EXT_KEY_SHARE:
- return( MBEDTLS_SSL_EXT_ID_KEY_SHARE );
+ return MBEDTLS_SSL_EXT_ID_KEY_SHARE;
case MBEDTLS_TLS_EXT_TRUNCATED_HMAC:
- return( MBEDTLS_SSL_EXT_ID_TRUNCATED_HMAC );
+ return MBEDTLS_SSL_EXT_ID_TRUNCATED_HMAC;
case MBEDTLS_TLS_EXT_SUPPORTED_POINT_FORMATS:
- return( MBEDTLS_SSL_EXT_ID_SUPPORTED_POINT_FORMATS );
+ return MBEDTLS_SSL_EXT_ID_SUPPORTED_POINT_FORMATS;
case MBEDTLS_TLS_EXT_ENCRYPT_THEN_MAC:
- return( MBEDTLS_SSL_EXT_ID_ENCRYPT_THEN_MAC );
+ return MBEDTLS_SSL_EXT_ID_ENCRYPT_THEN_MAC;
case MBEDTLS_TLS_EXT_EXTENDED_MASTER_SECRET:
- return( MBEDTLS_SSL_EXT_ID_EXTENDED_MASTER_SECRET );
+ return MBEDTLS_SSL_EXT_ID_EXTENDED_MASTER_SECRET;
case MBEDTLS_TLS_EXT_SESSION_TICKET:
- return( MBEDTLS_SSL_EXT_ID_SESSION_TICKET );
+ return MBEDTLS_SSL_EXT_ID_SESSION_TICKET;
}
- return( MBEDTLS_SSL_EXT_ID_UNRECOGNIZED );
+ return MBEDTLS_SSL_EXT_ID_UNRECOGNIZED;
}
-uint32_t mbedtls_ssl_get_extension_mask( unsigned int extension_type )
+uint32_t mbedtls_ssl_get_extension_mask(unsigned int extension_type)
{
- return( 1 << mbedtls_ssl_get_extension_id( extension_type ) );
+ return 1 << mbedtls_ssl_get_extension_id(extension_type);
}
#if defined(MBEDTLS_DEBUG_C)
@@ -648,7 +629,7 @@
[MBEDTLS_SSL_EXT_ID_SESSION_TICKET] = "session_ticket"
};
-static unsigned int extension_type_table[]={
+static unsigned int extension_type_table[] = {
[MBEDTLS_SSL_EXT_ID_UNRECOGNIZED] = 0xff,
[MBEDTLS_SSL_EXT_ID_SERVERNAME] = MBEDTLS_TLS_EXT_SERVERNAME,
[MBEDTLS_SSL_EXT_ID_MAX_FRAGMENT_LENGTH] = MBEDTLS_TLS_EXT_MAX_FRAGMENT_LENGTH,
@@ -679,168 +660,164 @@
[MBEDTLS_SSL_EXT_ID_SESSION_TICKET] = MBEDTLS_TLS_EXT_SESSION_TICKET
};
-const char *mbedtls_ssl_get_extension_name( unsigned int extension_type )
+const char *mbedtls_ssl_get_extension_name(unsigned int extension_type)
{
- return( extension_name_table[
- mbedtls_ssl_get_extension_id( extension_type ) ] );
+ return extension_name_table[
+ mbedtls_ssl_get_extension_id(extension_type)];
}
-static const char *ssl_tls13_get_hs_msg_name( int hs_msg_type )
+static const char *ssl_tls13_get_hs_msg_name(int hs_msg_type)
{
- switch( hs_msg_type )
- {
+ switch (hs_msg_type) {
case MBEDTLS_SSL_HS_CLIENT_HELLO:
- return( "ClientHello" );
+ return "ClientHello";
case MBEDTLS_SSL_HS_SERVER_HELLO:
- return( "ServerHello" );
+ return "ServerHello";
case MBEDTLS_SSL_TLS1_3_HS_HELLO_RETRY_REQUEST:
- return( "HelloRetryRequest" );
+ return "HelloRetryRequest";
case MBEDTLS_SSL_HS_NEW_SESSION_TICKET:
- return( "NewSessionTicket" );
+ return "NewSessionTicket";
case MBEDTLS_SSL_HS_ENCRYPTED_EXTENSIONS:
- return( "EncryptedExtensions" );
+ return "EncryptedExtensions";
case MBEDTLS_SSL_HS_CERTIFICATE:
- return( "Certificate" );
+ return "Certificate";
case MBEDTLS_SSL_HS_CERTIFICATE_REQUEST:
- return( "CertificateRequest" );
+ return "CertificateRequest";
}
- return( "Unknown" );
+ return "Unknown";
}
-void mbedtls_ssl_print_extension( const mbedtls_ssl_context *ssl,
- int level, const char *file, int line,
- int hs_msg_type, unsigned int extension_type,
- const char *extra_msg0, const char *extra_msg1 )
+void mbedtls_ssl_print_extension(const mbedtls_ssl_context *ssl,
+ int level, const char *file, int line,
+ int hs_msg_type, unsigned int extension_type,
+ const char *extra_msg0, const char *extra_msg1)
{
const char *extra_msg;
- if( extra_msg0 && extra_msg1 )
- {
+ if (extra_msg0 && extra_msg1) {
mbedtls_debug_print_msg(
ssl, level, file, line,
"%s: %s(%u) extension %s %s.",
- ssl_tls13_get_hs_msg_name( hs_msg_type ),
- mbedtls_ssl_get_extension_name( extension_type ),
+ ssl_tls13_get_hs_msg_name(hs_msg_type),
+ mbedtls_ssl_get_extension_name(extension_type),
extension_type,
- extra_msg0, extra_msg1 );
+ extra_msg0, extra_msg1);
return;
}
extra_msg = extra_msg0 ? extra_msg0 : extra_msg1;
- if( extra_msg )
- {
+ if (extra_msg) {
mbedtls_debug_print_msg(
ssl, level, file, line,
- "%s: %s(%u) extension %s.", ssl_tls13_get_hs_msg_name( hs_msg_type ),
- mbedtls_ssl_get_extension_name( extension_type ), extension_type,
- extra_msg );
+ "%s: %s(%u) extension %s.", ssl_tls13_get_hs_msg_name(hs_msg_type),
+ mbedtls_ssl_get_extension_name(extension_type), extension_type,
+ extra_msg);
return;
}
mbedtls_debug_print_msg(
ssl, level, file, line,
- "%s: %s(%u) extension.", ssl_tls13_get_hs_msg_name( hs_msg_type ),
- mbedtls_ssl_get_extension_name( extension_type ), extension_type );
+ "%s: %s(%u) extension.", ssl_tls13_get_hs_msg_name(hs_msg_type),
+ mbedtls_ssl_get_extension_name(extension_type), extension_type);
}
-void mbedtls_ssl_print_extensions( const mbedtls_ssl_context *ssl,
- int level, const char *file, int line,
- int hs_msg_type, uint32_t extensions_mask,
- const char *extra )
+void mbedtls_ssl_print_extensions(const mbedtls_ssl_context *ssl,
+ int level, const char *file, int line,
+ int hs_msg_type, uint32_t extensions_mask,
+ const char *extra)
{
- for( unsigned i = 0;
- i < sizeof( extension_name_table ) / sizeof( extension_name_table[0] );
- i++ )
- {
+ for (unsigned i = 0;
+ i < sizeof(extension_name_table) / sizeof(extension_name_table[0]);
+ i++) {
mbedtls_ssl_print_extension(
ssl, level, file, line, hs_msg_type, extension_type_table[i],
- extensions_mask & ( 1 << i ) ? "exists" : "does not exist", extra );
+ extensions_mask & (1 << i) ? "exists" : "does not exist", extra);
}
}
#endif /* MBEDTLS_DEBUG_C */
-void mbedtls_ssl_optimize_checksum( mbedtls_ssl_context *ssl,
- const mbedtls_ssl_ciphersuite_t *ciphersuite_info )
+void mbedtls_ssl_optimize_checksum(mbedtls_ssl_context *ssl,
+ const mbedtls_ssl_ciphersuite_t *ciphersuite_info)
{
((void) ciphersuite_info);
#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
- if( ciphersuite_info->mac == MBEDTLS_MD_SHA384 )
+ if (ciphersuite_info->mac == MBEDTLS_MD_SHA384) {
ssl->handshake->update_checksum = ssl_update_checksum_sha384;
- else
+ } else
#endif
#if defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
- if( ciphersuite_info->mac != MBEDTLS_MD_SHA384 )
+ if (ciphersuite_info->mac != MBEDTLS_MD_SHA384) {
ssl->handshake->update_checksum = ssl_update_checksum_sha256;
- else
+ } else
#endif
{
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "should never happen" ) );
+ MBEDTLS_SSL_DEBUG_MSG(1, ("should never happen"));
return;
}
}
-void mbedtls_ssl_add_hs_hdr_to_checksum( mbedtls_ssl_context *ssl,
- unsigned hs_type,
- size_t total_hs_len )
+void mbedtls_ssl_add_hs_hdr_to_checksum(mbedtls_ssl_context *ssl,
+ unsigned hs_type,
+ size_t total_hs_len)
{
unsigned char hs_hdr[4];
/* Build HS header for checksum update. */
- hs_hdr[0] = MBEDTLS_BYTE_0( hs_type );
- hs_hdr[1] = MBEDTLS_BYTE_2( total_hs_len );
- hs_hdr[2] = MBEDTLS_BYTE_1( total_hs_len );
- hs_hdr[3] = MBEDTLS_BYTE_0( total_hs_len );
+ hs_hdr[0] = MBEDTLS_BYTE_0(hs_type);
+ hs_hdr[1] = MBEDTLS_BYTE_2(total_hs_len);
+ hs_hdr[2] = MBEDTLS_BYTE_1(total_hs_len);
+ hs_hdr[3] = MBEDTLS_BYTE_0(total_hs_len);
- ssl->handshake->update_checksum( ssl, hs_hdr, sizeof( hs_hdr ) );
+ ssl->handshake->update_checksum(ssl, hs_hdr, sizeof(hs_hdr));
}
-void mbedtls_ssl_add_hs_msg_to_checksum( mbedtls_ssl_context *ssl,
- unsigned hs_type,
- unsigned char const *msg,
- size_t msg_len )
+void mbedtls_ssl_add_hs_msg_to_checksum(mbedtls_ssl_context *ssl,
+ unsigned hs_type,
+ unsigned char const *msg,
+ size_t msg_len)
{
- mbedtls_ssl_add_hs_hdr_to_checksum( ssl, hs_type, msg_len );
- ssl->handshake->update_checksum( ssl, msg, msg_len );
+ mbedtls_ssl_add_hs_hdr_to_checksum(ssl, hs_type, msg_len);
+ ssl->handshake->update_checksum(ssl, msg, msg_len);
}
-void mbedtls_ssl_reset_checksum( mbedtls_ssl_context *ssl )
+void mbedtls_ssl_reset_checksum(mbedtls_ssl_context *ssl)
{
((void) ssl);
#if defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
#if defined(MBEDTLS_USE_PSA_CRYPTO)
- psa_hash_abort( &ssl->handshake->fin_sha256_psa );
- psa_hash_setup( &ssl->handshake->fin_sha256_psa, PSA_ALG_SHA_256 );
+ psa_hash_abort(&ssl->handshake->fin_sha256_psa);
+ psa_hash_setup(&ssl->handshake->fin_sha256_psa, PSA_ALG_SHA_256);
#else
- mbedtls_sha256_starts( &ssl->handshake->fin_sha256, 0 );
+ mbedtls_sha256_starts(&ssl->handshake->fin_sha256, 0);
#endif
#endif
#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
#if defined(MBEDTLS_USE_PSA_CRYPTO)
- psa_hash_abort( &ssl->handshake->fin_sha384_psa );
- psa_hash_setup( &ssl->handshake->fin_sha384_psa, PSA_ALG_SHA_384 );
+ psa_hash_abort(&ssl->handshake->fin_sha384_psa);
+ psa_hash_setup(&ssl->handshake->fin_sha384_psa, PSA_ALG_SHA_384);
#else
- mbedtls_sha512_starts( &ssl->handshake->fin_sha384, 1 );
+ mbedtls_sha512_starts(&ssl->handshake->fin_sha384, 1);
#endif
#endif
}
-static void ssl_update_checksum_start( mbedtls_ssl_context *ssl,
- const unsigned char *buf, size_t len )
+static void ssl_update_checksum_start(mbedtls_ssl_context *ssl,
+ const unsigned char *buf, size_t len)
{
#if defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
#if defined(MBEDTLS_USE_PSA_CRYPTO)
- psa_hash_update( &ssl->handshake->fin_sha256_psa, buf, len );
+ psa_hash_update(&ssl->handshake->fin_sha256_psa, buf, len);
#else
- mbedtls_sha256_update( &ssl->handshake->fin_sha256, buf, len );
+ mbedtls_sha256_update(&ssl->handshake->fin_sha256, buf, len);
#endif
#endif
#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
#if defined(MBEDTLS_USE_PSA_CRYPTO)
- psa_hash_update( &ssl->handshake->fin_sha384_psa, buf, len );
+ psa_hash_update(&ssl->handshake->fin_sha384_psa, buf, len);
#else
- mbedtls_sha512_update( &ssl->handshake->fin_sha384, buf, len );
+ mbedtls_sha512_update(&ssl->handshake->fin_sha384, buf, len);
#endif
#endif
#if !defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA) && \
@@ -852,66 +829,66 @@
}
#if defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
-static void ssl_update_checksum_sha256( mbedtls_ssl_context *ssl,
- const unsigned char *buf, size_t len )
+static void ssl_update_checksum_sha256(mbedtls_ssl_context *ssl,
+ const unsigned char *buf, size_t len)
{
#if defined(MBEDTLS_USE_PSA_CRYPTO)
- psa_hash_update( &ssl->handshake->fin_sha256_psa, buf, len );
+ psa_hash_update(&ssl->handshake->fin_sha256_psa, buf, len);
#else
- mbedtls_sha256_update( &ssl->handshake->fin_sha256, buf, len );
+ mbedtls_sha256_update(&ssl->handshake->fin_sha256, buf, len);
#endif
}
#endif
#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
-static void ssl_update_checksum_sha384( mbedtls_ssl_context *ssl,
- const unsigned char *buf, size_t len )
+static void ssl_update_checksum_sha384(mbedtls_ssl_context *ssl,
+ const unsigned char *buf, size_t len)
{
#if defined(MBEDTLS_USE_PSA_CRYPTO)
- psa_hash_update( &ssl->handshake->fin_sha384_psa, buf, len );
+ psa_hash_update(&ssl->handshake->fin_sha384_psa, buf, len);
#else
- mbedtls_sha512_update( &ssl->handshake->fin_sha384, buf, len );
+ mbedtls_sha512_update(&ssl->handshake->fin_sha384, buf, len);
#endif
}
#endif
-static void ssl_handshake_params_init( mbedtls_ssl_handshake_params *handshake )
+static void ssl_handshake_params_init(mbedtls_ssl_handshake_params *handshake)
{
- memset( handshake, 0, sizeof( mbedtls_ssl_handshake_params ) );
+ memset(handshake, 0, sizeof(mbedtls_ssl_handshake_params));
#if defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
#if defined(MBEDTLS_USE_PSA_CRYPTO)
handshake->fin_sha256_psa = psa_hash_operation_init();
- psa_hash_setup( &handshake->fin_sha256_psa, PSA_ALG_SHA_256 );
+ psa_hash_setup(&handshake->fin_sha256_psa, PSA_ALG_SHA_256);
#else
- mbedtls_sha256_init( &handshake->fin_sha256 );
- mbedtls_sha256_starts( &handshake->fin_sha256, 0 );
+ mbedtls_sha256_init(&handshake->fin_sha256);
+ mbedtls_sha256_starts(&handshake->fin_sha256, 0);
#endif
#endif
#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
#if defined(MBEDTLS_USE_PSA_CRYPTO)
handshake->fin_sha384_psa = psa_hash_operation_init();
- psa_hash_setup( &handshake->fin_sha384_psa, PSA_ALG_SHA_384 );
+ psa_hash_setup(&handshake->fin_sha384_psa, PSA_ALG_SHA_384);
#else
- mbedtls_sha512_init( &handshake->fin_sha384 );
- mbedtls_sha512_starts( &handshake->fin_sha384, 1 );
+ mbedtls_sha512_init(&handshake->fin_sha384);
+ mbedtls_sha512_starts(&handshake->fin_sha384, 1);
#endif
#endif
handshake->update_checksum = ssl_update_checksum_start;
#if defined(MBEDTLS_DHM_C)
- mbedtls_dhm_init( &handshake->dhm_ctx );
+ mbedtls_dhm_init(&handshake->dhm_ctx);
#endif
#if !defined(MBEDTLS_USE_PSA_CRYPTO) && defined(MBEDTLS_ECDH_C)
- mbedtls_ecdh_init( &handshake->ecdh_ctx );
+ mbedtls_ecdh_init(&handshake->ecdh_ctx);
#endif
#if defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED)
#if defined(MBEDTLS_USE_PSA_CRYPTO)
handshake->psa_pake_ctx = psa_pake_operation_init();
handshake->psa_pake_password = MBEDTLS_SVC_KEY_ID_INIT;
#else
- mbedtls_ecjpake_init( &handshake->ecjpake_ctx );
+ mbedtls_ecjpake_init(&handshake->ecjpake_ctx);
#endif /* MBEDTLS_USE_PSA_CRYPTO */
#if defined(MBEDTLS_SSL_CLI_C)
handshake->ecjpake_cache = NULL;
@@ -920,7 +897,7 @@
#endif
#if defined(MBEDTLS_SSL_ECP_RESTARTABLE_ENABLED)
- mbedtls_x509_crt_restart_init( &handshake->ecrs_ctx );
+ mbedtls_x509_crt_restart_init(&handshake->ecrs_ctx);
#endif
#if defined(MBEDTLS_SSL_SERVER_NAME_INDICATION)
@@ -929,20 +906,20 @@
#if defined(MBEDTLS_X509_CRT_PARSE_C) && \
!defined(MBEDTLS_SSL_KEEP_PEER_CERTIFICATE)
- mbedtls_pk_init( &handshake->peer_pubkey );
+ mbedtls_pk_init(&handshake->peer_pubkey);
#endif
}
-void mbedtls_ssl_transform_init( mbedtls_ssl_transform *transform )
+void mbedtls_ssl_transform_init(mbedtls_ssl_transform *transform)
{
- memset( transform, 0, sizeof(mbedtls_ssl_transform) );
+ memset(transform, 0, sizeof(mbedtls_ssl_transform));
#if defined(MBEDTLS_USE_PSA_CRYPTO)
transform->psa_key_enc = MBEDTLS_SVC_KEY_ID_INIT;
transform->psa_key_dec = MBEDTLS_SVC_KEY_ID_INIT;
#else
- mbedtls_cipher_init( &transform->cipher_ctx_enc );
- mbedtls_cipher_init( &transform->cipher_ctx_dec );
+ mbedtls_cipher_init(&transform->cipher_ctx_enc);
+ mbedtls_cipher_init(&transform->cipher_ctx_dec);
#endif
#if defined(MBEDTLS_SSL_SOME_SUITES_USE_MAC)
@@ -950,94 +927,93 @@
transform->psa_mac_enc = MBEDTLS_SVC_KEY_ID_INIT;
transform->psa_mac_dec = MBEDTLS_SVC_KEY_ID_INIT;
#else
- mbedtls_md_init( &transform->md_ctx_enc );
- mbedtls_md_init( &transform->md_ctx_dec );
+ mbedtls_md_init(&transform->md_ctx_enc);
+ mbedtls_md_init(&transform->md_ctx_dec);
#endif
#endif
}
-void mbedtls_ssl_session_init( mbedtls_ssl_session *session )
+void mbedtls_ssl_session_init(mbedtls_ssl_session *session)
{
- memset( session, 0, sizeof(mbedtls_ssl_session) );
+ memset(session, 0, sizeof(mbedtls_ssl_session));
}
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_handshake_init( mbedtls_ssl_context *ssl )
+static int ssl_handshake_init(mbedtls_ssl_context *ssl)
{
/* Clear old handshake information if present */
- if( ssl->transform_negotiate )
- mbedtls_ssl_transform_free( ssl->transform_negotiate );
- if( ssl->session_negotiate )
- mbedtls_ssl_session_free( ssl->session_negotiate );
- if( ssl->handshake )
- mbedtls_ssl_handshake_free( ssl );
+ if (ssl->transform_negotiate) {
+ mbedtls_ssl_transform_free(ssl->transform_negotiate);
+ }
+ if (ssl->session_negotiate) {
+ mbedtls_ssl_session_free(ssl->session_negotiate);
+ }
+ if (ssl->handshake) {
+ mbedtls_ssl_handshake_free(ssl);
+ }
/*
* Either the pointers are now NULL or cleared properly and can be freed.
* Now allocate missing structures.
*/
- if( ssl->transform_negotiate == NULL )
- {
- ssl->transform_negotiate = mbedtls_calloc( 1, sizeof(mbedtls_ssl_transform) );
+ if (ssl->transform_negotiate == NULL) {
+ ssl->transform_negotiate = mbedtls_calloc(1, sizeof(mbedtls_ssl_transform));
}
- if( ssl->session_negotiate == NULL )
- {
- ssl->session_negotiate = mbedtls_calloc( 1, sizeof(mbedtls_ssl_session) );
+ if (ssl->session_negotiate == NULL) {
+ ssl->session_negotiate = mbedtls_calloc(1, sizeof(mbedtls_ssl_session));
}
- if( ssl->handshake == NULL )
- {
- ssl->handshake = mbedtls_calloc( 1, sizeof(mbedtls_ssl_handshake_params) );
+ if (ssl->handshake == NULL) {
+ ssl->handshake = mbedtls_calloc(1, sizeof(mbedtls_ssl_handshake_params));
}
#if defined(MBEDTLS_SSL_VARIABLE_BUFFER_LENGTH)
/* If the buffers are too small - reallocate */
- handle_buffer_resizing( ssl, 0, MBEDTLS_SSL_IN_BUFFER_LEN,
- MBEDTLS_SSL_OUT_BUFFER_LEN );
+ handle_buffer_resizing(ssl, 0, MBEDTLS_SSL_IN_BUFFER_LEN,
+ MBEDTLS_SSL_OUT_BUFFER_LEN);
#endif
/* All pointers should exist and can be directly freed without issue */
- if( ssl->handshake == NULL ||
+ if (ssl->handshake == NULL ||
ssl->transform_negotiate == NULL ||
- ssl->session_negotiate == NULL )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "alloc() of ssl sub-contexts failed" ) );
+ ssl->session_negotiate == NULL) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("alloc() of ssl sub-contexts failed"));
- mbedtls_free( ssl->handshake );
- mbedtls_free( ssl->transform_negotiate );
- mbedtls_free( ssl->session_negotiate );
+ mbedtls_free(ssl->handshake);
+ mbedtls_free(ssl->transform_negotiate);
+ mbedtls_free(ssl->session_negotiate);
ssl->handshake = NULL;
ssl->transform_negotiate = NULL;
ssl->session_negotiate = NULL;
- return( MBEDTLS_ERR_SSL_ALLOC_FAILED );
+ return MBEDTLS_ERR_SSL_ALLOC_FAILED;
}
/* Initialize structures */
- mbedtls_ssl_session_init( ssl->session_negotiate );
- mbedtls_ssl_transform_init( ssl->transform_negotiate );
- ssl_handshake_params_init( ssl->handshake );
+ mbedtls_ssl_session_init(ssl->session_negotiate);
+ mbedtls_ssl_transform_init(ssl->transform_negotiate);
+ ssl_handshake_params_init(ssl->handshake);
#if defined(MBEDTLS_SSL_PROTO_TLS1_3) && \
defined(MBEDTLS_SSL_SRV_C) && \
defined(MBEDTLS_SSL_SESSION_TICKETS)
ssl->handshake->new_session_tickets_count =
- ssl->conf->new_session_tickets_count ;
+ ssl->conf->new_session_tickets_count;
#endif
#if defined(MBEDTLS_SSL_PROTO_DTLS)
- if( ssl->conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM )
- {
+ if (ssl->conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM) {
ssl->handshake->alt_transform_out = ssl->transform_out;
- if( ssl->conf->endpoint == MBEDTLS_SSL_IS_CLIENT )
+ if (ssl->conf->endpoint == MBEDTLS_SSL_IS_CLIENT) {
ssl->handshake->retransmit_state = MBEDTLS_SSL_RETRANS_PREPARING;
- else
+ } else {
ssl->handshake->retransmit_state = MBEDTLS_SSL_RETRANS_WAITING;
+ }
- mbedtls_ssl_set_timer( ssl, 0 );
+ mbedtls_ssl_set_timer(ssl, 0);
}
#endif
@@ -1049,27 +1025,26 @@
#if defined(MBEDTLS_ECP_C)
#if !defined(MBEDTLS_DEPRECATED_REMOVED)
/* Heap allocate and translate curve_list from internal to IANA group ids */
- if ( ssl->conf->curve_list != NULL )
- {
+ if (ssl->conf->curve_list != NULL) {
size_t length;
const mbedtls_ecp_group_id *curve_list = ssl->conf->curve_list;
- for( length = 0; ( curve_list[length] != MBEDTLS_ECP_DP_NONE ) &&
- ( length < MBEDTLS_ECP_DP_MAX ); length++ ) {}
+ for (length = 0; (curve_list[length] != MBEDTLS_ECP_DP_NONE) &&
+ (length < MBEDTLS_ECP_DP_MAX); length++) {
+ }
/* Leave room for zero termination */
- uint16_t *group_list = mbedtls_calloc( length + 1, sizeof(uint16_t) );
- if ( group_list == NULL )
- return( MBEDTLS_ERR_SSL_ALLOC_FAILED );
+ uint16_t *group_list = mbedtls_calloc(length + 1, sizeof(uint16_t));
+ if (group_list == NULL) {
+ return MBEDTLS_ERR_SSL_ALLOC_FAILED;
+ }
- for( size_t i = 0; i < length; i++ )
- {
+ for (size_t i = 0; i < length; i++) {
const mbedtls_ecp_curve_info *info =
- mbedtls_ecp_curve_info_from_grp_id( curve_list[i] );
- if ( info == NULL )
- {
- mbedtls_free( group_list );
- return( MBEDTLS_ERR_SSL_BAD_CONFIG );
+ mbedtls_ecp_curve_info_from_grp_id(curve_list[i]);
+ if (info == NULL) {
+ mbedtls_free(group_list);
+ return MBEDTLS_ERR_SSL_BAD_CONFIG;
}
group_list[i] = info->tls_id;
}
@@ -1078,9 +1053,7 @@
ssl->handshake->group_list = group_list;
ssl->handshake->group_list_heap_allocated = 1;
- }
- else
- {
+ } else {
ssl->handshake->group_list = ssl->conf->group_list;
ssl->handshake->group_list_heap_allocated = 0;
}
@@ -1092,77 +1065,78 @@
#if defined(MBEDTLS_SSL_PROTO_TLS1_2)
/* Heap allocate and translate sig_hashes from internal hash identifiers to
signature algorithms IANA identifiers. */
- if ( mbedtls_ssl_conf_is_tls12_only( ssl->conf ) &&
- ssl->conf->sig_hashes != NULL )
- {
+ if (mbedtls_ssl_conf_is_tls12_only(ssl->conf) &&
+ ssl->conf->sig_hashes != NULL) {
const int *md;
const int *sig_hashes = ssl->conf->sig_hashes;
size_t sig_algs_len = 0;
uint16_t *p;
#if defined(static_assert)
- static_assert( MBEDTLS_SSL_MAX_SIG_ALG_LIST_LEN
- <= ( SIZE_MAX - ( 2 * sizeof(uint16_t) ) ),
- "MBEDTLS_SSL_MAX_SIG_ALG_LIST_LEN too big" );
+ static_assert(MBEDTLS_SSL_MAX_SIG_ALG_LIST_LEN
+ <= (SIZE_MAX - (2 * sizeof(uint16_t))),
+ "MBEDTLS_SSL_MAX_SIG_ALG_LIST_LEN too big");
#endif
- for( md = sig_hashes; *md != MBEDTLS_MD_NONE; md++ )
- {
- if( mbedtls_ssl_hash_from_md_alg( *md ) == MBEDTLS_SSL_HASH_NONE )
+ for (md = sig_hashes; *md != MBEDTLS_MD_NONE; md++) {
+ if (mbedtls_ssl_hash_from_md_alg(*md) == MBEDTLS_SSL_HASH_NONE) {
continue;
+ }
#if defined(MBEDTLS_ECDSA_C)
- sig_algs_len += sizeof( uint16_t );
+ sig_algs_len += sizeof(uint16_t);
#endif
#if defined(MBEDTLS_RSA_C)
- sig_algs_len += sizeof( uint16_t );
+ sig_algs_len += sizeof(uint16_t);
#endif
- if( sig_algs_len > MBEDTLS_SSL_MAX_SIG_ALG_LIST_LEN )
- return( MBEDTLS_ERR_SSL_BAD_CONFIG );
+ if (sig_algs_len > MBEDTLS_SSL_MAX_SIG_ALG_LIST_LEN) {
+ return MBEDTLS_ERR_SSL_BAD_CONFIG;
+ }
}
- if( sig_algs_len < MBEDTLS_SSL_MIN_SIG_ALG_LIST_LEN )
- return( MBEDTLS_ERR_SSL_BAD_CONFIG );
+ if (sig_algs_len < MBEDTLS_SSL_MIN_SIG_ALG_LIST_LEN) {
+ return MBEDTLS_ERR_SSL_BAD_CONFIG;
+ }
- ssl->handshake->sig_algs = mbedtls_calloc( 1, sig_algs_len +
- sizeof( uint16_t ));
- if( ssl->handshake->sig_algs == NULL )
- return( MBEDTLS_ERR_SSL_ALLOC_FAILED );
+ ssl->handshake->sig_algs = mbedtls_calloc(1, sig_algs_len +
+ sizeof(uint16_t));
+ if (ssl->handshake->sig_algs == NULL) {
+ return MBEDTLS_ERR_SSL_ALLOC_FAILED;
+ }
- p = (uint16_t *)ssl->handshake->sig_algs;
- for( md = sig_hashes; *md != MBEDTLS_MD_NONE; md++ )
- {
- unsigned char hash = mbedtls_ssl_hash_from_md_alg( *md );
- if( hash == MBEDTLS_SSL_HASH_NONE )
+ p = (uint16_t *) ssl->handshake->sig_algs;
+ for (md = sig_hashes; *md != MBEDTLS_MD_NONE; md++) {
+ unsigned char hash = mbedtls_ssl_hash_from_md_alg(*md);
+ if (hash == MBEDTLS_SSL_HASH_NONE) {
continue;
+ }
#if defined(MBEDTLS_ECDSA_C)
- *p = (( hash << 8 ) | MBEDTLS_SSL_SIG_ECDSA);
+ *p = ((hash << 8) | MBEDTLS_SSL_SIG_ECDSA);
p++;
#endif
#if defined(MBEDTLS_RSA_C)
- *p = (( hash << 8 ) | MBEDTLS_SSL_SIG_RSA);
+ *p = ((hash << 8) | MBEDTLS_SSL_SIG_RSA);
p++;
#endif
}
*p = MBEDTLS_TLS_SIG_NONE;
ssl->handshake->sig_algs_heap_allocated = 1;
- }
- else
+ } else
#endif /* MBEDTLS_SSL_PROTO_TLS1_2 */
{
ssl->handshake->sig_algs_heap_allocated = 0;
}
#endif /* !MBEDTLS_DEPRECATED_REMOVED */
#endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */
- return( 0 );
+ return 0;
}
#if defined(MBEDTLS_SSL_DTLS_HELLO_VERIFY) && defined(MBEDTLS_SSL_SRV_C)
/* Dummy cookie callbacks for defaults */
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_cookie_write_dummy( void *ctx,
- unsigned char **p, unsigned char *end,
- const unsigned char *cli_id, size_t cli_id_len )
+static int ssl_cookie_write_dummy(void *ctx,
+ unsigned char **p, unsigned char *end,
+ const unsigned char *cli_id, size_t cli_id_len)
{
((void) ctx);
((void) p);
@@ -1170,13 +1144,13 @@
((void) cli_id);
((void) cli_id_len);
- return( MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE );
+ return MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE;
}
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_cookie_check_dummy( void *ctx,
- const unsigned char *cookie, size_t cookie_len,
- const unsigned char *cli_id, size_t cli_id_len )
+static int ssl_cookie_check_dummy(void *ctx,
+ const unsigned char *cookie, size_t cookie_len,
+ const unsigned char *cli_id, size_t cli_id_len)
{
((void) ctx);
((void) cookie);
@@ -1184,77 +1158,72 @@
((void) cli_id);
((void) cli_id_len);
- return( MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE );
+ return MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE;
}
#endif /* MBEDTLS_SSL_DTLS_HELLO_VERIFY && MBEDTLS_SSL_SRV_C */
/*
* Initialize an SSL context
*/
-void mbedtls_ssl_init( mbedtls_ssl_context *ssl )
+void mbedtls_ssl_init(mbedtls_ssl_context *ssl)
{
- memset( ssl, 0, sizeof( mbedtls_ssl_context ) );
+ memset(ssl, 0, sizeof(mbedtls_ssl_context));
}
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_conf_version_check( const mbedtls_ssl_context *ssl )
+static int ssl_conf_version_check(const mbedtls_ssl_context *ssl)
{
const mbedtls_ssl_config *conf = ssl->conf;
#if defined(MBEDTLS_SSL_PROTO_TLS1_3)
- if( mbedtls_ssl_conf_is_tls13_only( conf ) )
- {
- if( conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "DTLS 1.3 is not yet supported." ) );
- return( MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE );
+ if (mbedtls_ssl_conf_is_tls13_only(conf)) {
+ if (conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("DTLS 1.3 is not yet supported."));
+ return MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE;
}
- MBEDTLS_SSL_DEBUG_MSG( 4, ( "The SSL configuration is tls13 only." ) );
- return( 0 );
+ MBEDTLS_SSL_DEBUG_MSG(4, ("The SSL configuration is tls13 only."));
+ return 0;
}
#endif
#if defined(MBEDTLS_SSL_PROTO_TLS1_2)
- if( mbedtls_ssl_conf_is_tls12_only( conf ) )
- {
- MBEDTLS_SSL_DEBUG_MSG( 4, ( "The SSL configuration is tls12 only." ) );
- return( 0 );
+ if (mbedtls_ssl_conf_is_tls12_only(conf)) {
+ MBEDTLS_SSL_DEBUG_MSG(4, ("The SSL configuration is tls12 only."));
+ return 0;
}
#endif
#if defined(MBEDTLS_SSL_PROTO_TLS1_2) && defined(MBEDTLS_SSL_PROTO_TLS1_3)
- if( mbedtls_ssl_conf_is_hybrid_tls12_tls13( conf ) )
- {
- if( ssl->conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "DTLS not yet supported in Hybrid TLS 1.3 + TLS 1.2" ) );
- return( MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE );
+ if (mbedtls_ssl_conf_is_hybrid_tls12_tls13(conf)) {
+ if (ssl->conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("DTLS not yet supported in Hybrid TLS 1.3 + TLS 1.2"));
+ return MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE;
}
- if( conf->endpoint == MBEDTLS_SSL_IS_SERVER )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "TLS 1.3 server is not supported yet." ) );
- return( MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE );
+ if (conf->endpoint == MBEDTLS_SSL_IS_SERVER) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("TLS 1.3 server is not supported yet."));
+ return MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE;
}
- MBEDTLS_SSL_DEBUG_MSG( 4, ( "The SSL configuration is TLS 1.3 or TLS 1.2." ) );
- return( 0 );
+ MBEDTLS_SSL_DEBUG_MSG(4, ("The SSL configuration is TLS 1.3 or TLS 1.2."));
+ return 0;
}
#endif
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "The SSL configuration is invalid." ) );
- return( MBEDTLS_ERR_SSL_BAD_CONFIG );
+ MBEDTLS_SSL_DEBUG_MSG(1, ("The SSL configuration is invalid."));
+ return MBEDTLS_ERR_SSL_BAD_CONFIG;
}
MBEDTLS_CHECK_RETURN_CRITICAL
static int ssl_conf_check(const mbedtls_ssl_context *ssl)
{
int ret;
- ret = ssl_conf_version_check( ssl );
- if( ret != 0 )
- return( ret );
+ ret = ssl_conf_version_check(ssl);
+ if (ret != 0) {
+ return ret;
+ }
#if defined(MBEDTLS_SSL_PROTO_TLS1_3)
/* RFC 8446 section 4.4.3
@@ -1266,31 +1235,30 @@
* bad config.
*
*/
- if( mbedtls_ssl_conf_tls13_ephemeral_enabled(
- (mbedtls_ssl_context *)ssl ) &&
+ if (mbedtls_ssl_conf_tls13_ephemeral_enabled(
+ (mbedtls_ssl_context *) ssl) &&
ssl->conf->endpoint == MBEDTLS_SSL_IS_CLIENT &&
ssl->conf->max_tls_version == MBEDTLS_SSL_VERSION_TLS1_3 &&
ssl->conf->min_tls_version == MBEDTLS_SSL_VERSION_TLS1_3 &&
- ssl->conf->authmode == MBEDTLS_SSL_VERIFY_OPTIONAL )
- {
+ ssl->conf->authmode == MBEDTLS_SSL_VERIFY_OPTIONAL) {
MBEDTLS_SSL_DEBUG_MSG(
- 1, ( "Optional verify auth mode "
- "is not available for TLS 1.3 client" ) );
- return( MBEDTLS_ERR_SSL_BAD_CONFIG );
+ 1, ("Optional verify auth mode "
+ "is not available for TLS 1.3 client"));
+ return MBEDTLS_ERR_SSL_BAD_CONFIG;
}
#endif /* MBEDTLS_SSL_PROTO_TLS1_3 */
/* Space for further checks */
- return( 0 );
+ return 0;
}
/*
* Setup an SSL context
*/
-int mbedtls_ssl_setup( mbedtls_ssl_context *ssl,
- const mbedtls_ssl_config *conf )
+int mbedtls_ssl_setup(mbedtls_ssl_context *ssl,
+ const mbedtls_ssl_config *conf)
{
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
size_t in_buf_len = MBEDTLS_SSL_IN_BUFFER_LEN;
@@ -1298,8 +1266,9 @@
ssl->conf = conf;
- if( ( ret = ssl_conf_check( ssl ) ) != 0 )
- return( ret );
+ if ((ret = ssl_conf_check(ssl)) != 0) {
+ return ret;
+ }
/*
* Prepare base structures
@@ -1311,10 +1280,9 @@
#if defined(MBEDTLS_SSL_VARIABLE_BUFFER_LENGTH)
ssl->in_buf_len = in_buf_len;
#endif
- ssl->in_buf = mbedtls_calloc( 1, in_buf_len );
- if( ssl->in_buf == NULL )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "alloc(%" MBEDTLS_PRINTF_SIZET " bytes) failed", in_buf_len ) );
+ ssl->in_buf = mbedtls_calloc(1, in_buf_len);
+ if (ssl->in_buf == NULL) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("alloc(%" MBEDTLS_PRINTF_SIZET " bytes) failed", in_buf_len));
ret = MBEDTLS_ERR_SSL_ALLOC_FAILED;
goto error;
}
@@ -1322,28 +1290,28 @@
#if defined(MBEDTLS_SSL_VARIABLE_BUFFER_LENGTH)
ssl->out_buf_len = out_buf_len;
#endif
- ssl->out_buf = mbedtls_calloc( 1, out_buf_len );
- if( ssl->out_buf == NULL )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "alloc(%" MBEDTLS_PRINTF_SIZET " bytes) failed", out_buf_len ) );
+ ssl->out_buf = mbedtls_calloc(1, out_buf_len);
+ if (ssl->out_buf == NULL) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("alloc(%" MBEDTLS_PRINTF_SIZET " bytes) failed", out_buf_len));
ret = MBEDTLS_ERR_SSL_ALLOC_FAILED;
goto error;
}
- mbedtls_ssl_reset_in_out_pointers( ssl );
+ mbedtls_ssl_reset_in_out_pointers(ssl);
#if defined(MBEDTLS_SSL_DTLS_SRTP)
- memset( &ssl->dtls_srtp_info, 0, sizeof(ssl->dtls_srtp_info) );
+ memset(&ssl->dtls_srtp_info, 0, sizeof(ssl->dtls_srtp_info));
#endif
- if( ( ret = ssl_handshake_init( ssl ) ) != 0 )
+ if ((ret = ssl_handshake_init(ssl)) != 0) {
goto error;
+ }
- return( 0 );
+ return 0;
error:
- mbedtls_free( ssl->in_buf );
- mbedtls_free( ssl->out_buf );
+ mbedtls_free(ssl->in_buf);
+ mbedtls_free(ssl->out_buf);
ssl->conf = NULL;
@@ -1366,7 +1334,7 @@
ssl->out_iv = NULL;
ssl->out_msg = NULL;
- return( ret );
+ return ret;
}
/*
@@ -1376,8 +1344,8 @@
* If partial is non-zero, keep data in the input buffer and client ID.
* (Use when a DTLS client reconnects from the same port.)
*/
-void mbedtls_ssl_session_reset_msg_layer( mbedtls_ssl_context *ssl,
- int partial )
+void mbedtls_ssl_session_reset_msg_layer(mbedtls_ssl_context *ssl,
+ int partial)
{
#if defined(MBEDTLS_SSL_VARIABLE_BUFFER_LENGTH)
size_t in_buf_len = ssl->in_buf_len;
@@ -1392,9 +1360,9 @@
#endif
/* Cancel any possibly running timer */
- mbedtls_ssl_set_timer( ssl, 0 );
+ mbedtls_ssl_set_timer(ssl, 0);
- mbedtls_ssl_reset_in_out_pointers( ssl );
+ mbedtls_ssl_reset_in_out_pointers(ssl);
/* Reset incoming message parsing */
ssl->in_offt = NULL;
@@ -1411,10 +1379,9 @@
#endif
/* Keep current datagram if partial == 1 */
- if( partial == 0 )
- {
+ if (partial == 0) {
ssl->in_left = 0;
- memset( ssl->in_buf, 0, in_buf_len );
+ memset(ssl->in_buf, 0, in_buf_len);
}
ssl->send_alert = 0;
@@ -1423,51 +1390,49 @@
ssl->out_msgtype = 0;
ssl->out_msglen = 0;
ssl->out_left = 0;
- memset( ssl->out_buf, 0, out_buf_len );
- memset( ssl->cur_out_ctr, 0, sizeof( ssl->cur_out_ctr ) );
+ memset(ssl->out_buf, 0, out_buf_len);
+ memset(ssl->cur_out_ctr, 0, sizeof(ssl->cur_out_ctr));
ssl->transform_out = NULL;
#if defined(MBEDTLS_SSL_DTLS_ANTI_REPLAY)
- mbedtls_ssl_dtls_replay_reset( ssl );
+ mbedtls_ssl_dtls_replay_reset(ssl);
#endif
#if defined(MBEDTLS_SSL_PROTO_TLS1_2)
- if( ssl->transform )
- {
- mbedtls_ssl_transform_free( ssl->transform );
- mbedtls_free( ssl->transform );
+ if (ssl->transform) {
+ mbedtls_ssl_transform_free(ssl->transform);
+ mbedtls_free(ssl->transform);
ssl->transform = NULL;
}
#endif /* MBEDTLS_SSL_PROTO_TLS1_2 */
#if defined(MBEDTLS_SSL_PROTO_TLS1_3)
- mbedtls_ssl_transform_free( ssl->transform_application );
- mbedtls_free( ssl->transform_application );
+ mbedtls_ssl_transform_free(ssl->transform_application);
+ mbedtls_free(ssl->transform_application);
ssl->transform_application = NULL;
- if( ssl->handshake != NULL )
- {
+ if (ssl->handshake != NULL) {
#if defined(MBEDTLS_SSL_EARLY_DATA)
- mbedtls_ssl_transform_free( ssl->handshake->transform_earlydata );
- mbedtls_free( ssl->handshake->transform_earlydata );
+ mbedtls_ssl_transform_free(ssl->handshake->transform_earlydata);
+ mbedtls_free(ssl->handshake->transform_earlydata);
ssl->handshake->transform_earlydata = NULL;
#endif
- mbedtls_ssl_transform_free( ssl->handshake->transform_handshake );
- mbedtls_free( ssl->handshake->transform_handshake );
+ mbedtls_ssl_transform_free(ssl->handshake->transform_handshake);
+ mbedtls_free(ssl->handshake->transform_handshake);
ssl->handshake->transform_handshake = NULL;
}
#endif /* MBEDTLS_SSL_PROTO_TLS1_3 */
}
-int mbedtls_ssl_session_reset_int( mbedtls_ssl_context *ssl, int partial )
+int mbedtls_ssl_session_reset_int(mbedtls_ssl_context *ssl, int partial)
{
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
ssl->state = MBEDTLS_SSL_HELLO_REQUEST;
- mbedtls_ssl_session_reset_msg_layer( ssl, partial );
+ mbedtls_ssl_session_reset_msg_layer(ssl, partial);
/* Reset renegotiation state */
#if defined(MBEDTLS_SSL_RENEGOTIATION)
@@ -1475,17 +1440,16 @@
ssl->renego_records_seen = 0;
ssl->verify_data_len = 0;
- memset( ssl->own_verify_data, 0, MBEDTLS_SSL_VERIFY_DATA_MAX_LEN );
- memset( ssl->peer_verify_data, 0, MBEDTLS_SSL_VERIFY_DATA_MAX_LEN );
+ memset(ssl->own_verify_data, 0, MBEDTLS_SSL_VERIFY_DATA_MAX_LEN);
+ memset(ssl->peer_verify_data, 0, MBEDTLS_SSL_VERIFY_DATA_MAX_LEN);
#endif
ssl->secure_renegotiation = MBEDTLS_SSL_LEGACY_RENEGOTIATION;
ssl->session_in = NULL;
ssl->session_out = NULL;
- if( ssl->session )
- {
- mbedtls_ssl_session_free( ssl->session );
- mbedtls_free( ssl->session );
+ if (ssl->session) {
+ mbedtls_ssl_session_free(ssl->session);
+ mbedtls_free(ssl->session);
ssl->session = NULL;
}
@@ -1496,108 +1460,108 @@
#if defined(MBEDTLS_SSL_DTLS_HELLO_VERIFY) && defined(MBEDTLS_SSL_SRV_C)
int free_cli_id = 1;
#if defined(MBEDTLS_SSL_DTLS_CLIENT_PORT_REUSE)
- free_cli_id = ( partial == 0 );
+ free_cli_id = (partial == 0);
#endif
- if( free_cli_id )
- {
- mbedtls_free( ssl->cli_id );
+ if (free_cli_id) {
+ mbedtls_free(ssl->cli_id);
ssl->cli_id = NULL;
ssl->cli_id_len = 0;
}
#endif
- if( ( ret = ssl_handshake_init( ssl ) ) != 0 )
- return( ret );
+ if ((ret = ssl_handshake_init(ssl)) != 0) {
+ return ret;
+ }
- return( 0 );
+ return 0;
}
/*
* Reset an initialized and used SSL context for re-use while retaining
* all application-set variables, function pointers and data.
*/
-int mbedtls_ssl_session_reset( mbedtls_ssl_context *ssl )
+int mbedtls_ssl_session_reset(mbedtls_ssl_context *ssl)
{
- return( mbedtls_ssl_session_reset_int( ssl, 0 ) );
+ return mbedtls_ssl_session_reset_int(ssl, 0);
}
/*
* SSL set accessors
*/
-void mbedtls_ssl_conf_endpoint( mbedtls_ssl_config *conf, int endpoint )
+void mbedtls_ssl_conf_endpoint(mbedtls_ssl_config *conf, int endpoint)
{
conf->endpoint = endpoint;
}
-void mbedtls_ssl_conf_transport( mbedtls_ssl_config *conf, int transport )
+void mbedtls_ssl_conf_transport(mbedtls_ssl_config *conf, int transport)
{
conf->transport = transport;
}
#if defined(MBEDTLS_SSL_DTLS_ANTI_REPLAY)
-void mbedtls_ssl_conf_dtls_anti_replay( mbedtls_ssl_config *conf, char mode )
+void mbedtls_ssl_conf_dtls_anti_replay(mbedtls_ssl_config *conf, char mode)
{
conf->anti_replay = mode;
}
#endif
-void mbedtls_ssl_conf_dtls_badmac_limit( mbedtls_ssl_config *conf, unsigned limit )
+void mbedtls_ssl_conf_dtls_badmac_limit(mbedtls_ssl_config *conf, unsigned limit)
{
conf->badmac_limit = limit;
}
#if defined(MBEDTLS_SSL_PROTO_DTLS)
-void mbedtls_ssl_set_datagram_packing( mbedtls_ssl_context *ssl,
- unsigned allow_packing )
+void mbedtls_ssl_set_datagram_packing(mbedtls_ssl_context *ssl,
+ unsigned allow_packing)
{
ssl->disable_datagram_packing = !allow_packing;
}
-void mbedtls_ssl_conf_handshake_timeout( mbedtls_ssl_config *conf,
- uint32_t min, uint32_t max )
+void mbedtls_ssl_conf_handshake_timeout(mbedtls_ssl_config *conf,
+ uint32_t min, uint32_t max)
{
conf->hs_timeout_min = min;
conf->hs_timeout_max = max;
}
#endif
-void mbedtls_ssl_conf_authmode( mbedtls_ssl_config *conf, int authmode )
+void mbedtls_ssl_conf_authmode(mbedtls_ssl_config *conf, int authmode)
{
conf->authmode = authmode;
}
#if defined(MBEDTLS_X509_CRT_PARSE_C)
-void mbedtls_ssl_conf_verify( mbedtls_ssl_config *conf,
- int (*f_vrfy)(void *, mbedtls_x509_crt *, int, uint32_t *),
- void *p_vrfy )
+void mbedtls_ssl_conf_verify(mbedtls_ssl_config *conf,
+ int (*f_vrfy)(void *, mbedtls_x509_crt *, int, uint32_t *),
+ void *p_vrfy)
{
conf->f_vrfy = f_vrfy;
conf->p_vrfy = p_vrfy;
}
#endif /* MBEDTLS_X509_CRT_PARSE_C */
-void mbedtls_ssl_conf_rng( mbedtls_ssl_config *conf,
- int (*f_rng)(void *, unsigned char *, size_t),
- void *p_rng )
+void mbedtls_ssl_conf_rng(mbedtls_ssl_config *conf,
+ int (*f_rng)(void *, unsigned char *, size_t),
+ void *p_rng)
{
conf->f_rng = f_rng;
conf->p_rng = p_rng;
}
-void mbedtls_ssl_conf_dbg( mbedtls_ssl_config *conf,
- void (*f_dbg)(void *, int, const char *, int, const char *),
- void *p_dbg )
+void mbedtls_ssl_conf_dbg(mbedtls_ssl_config *conf,
+ void (*f_dbg)(void *, int, const char *, int, const char *),
+ void *p_dbg)
{
conf->f_dbg = f_dbg;
conf->p_dbg = p_dbg;
}
-void mbedtls_ssl_set_bio( mbedtls_ssl_context *ssl,
- void *p_bio,
- mbedtls_ssl_send_t *f_send,
- mbedtls_ssl_recv_t *f_recv,
- mbedtls_ssl_recv_timeout_t *f_recv_timeout )
+void mbedtls_ssl_set_bio(mbedtls_ssl_context *ssl,
+ void *p_bio,
+ mbedtls_ssl_send_t *f_send,
+ mbedtls_ssl_recv_t *f_recv,
+ mbedtls_ssl_recv_timeout_t *f_recv_timeout)
{
ssl->p_bio = p_bio;
ssl->f_send = f_send;
@@ -1606,35 +1570,35 @@
}
#if defined(MBEDTLS_SSL_PROTO_DTLS)
-void mbedtls_ssl_set_mtu( mbedtls_ssl_context *ssl, uint16_t mtu )
+void mbedtls_ssl_set_mtu(mbedtls_ssl_context *ssl, uint16_t mtu)
{
ssl->mtu = mtu;
}
#endif
-void mbedtls_ssl_conf_read_timeout( mbedtls_ssl_config *conf, uint32_t timeout )
+void mbedtls_ssl_conf_read_timeout(mbedtls_ssl_config *conf, uint32_t timeout)
{
conf->read_timeout = timeout;
}
-void mbedtls_ssl_set_timer_cb( mbedtls_ssl_context *ssl,
- void *p_timer,
- mbedtls_ssl_set_timer_t *f_set_timer,
- mbedtls_ssl_get_timer_t *f_get_timer )
+void mbedtls_ssl_set_timer_cb(mbedtls_ssl_context *ssl,
+ void *p_timer,
+ mbedtls_ssl_set_timer_t *f_set_timer,
+ mbedtls_ssl_get_timer_t *f_get_timer)
{
ssl->p_timer = p_timer;
ssl->f_set_timer = f_set_timer;
ssl->f_get_timer = f_get_timer;
/* Make sure we start with no timer running */
- mbedtls_ssl_set_timer( ssl, 0 );
+ mbedtls_ssl_set_timer(ssl, 0);
}
#if defined(MBEDTLS_SSL_SRV_C)
-void mbedtls_ssl_conf_session_cache( mbedtls_ssl_config *conf,
- void *p_cache,
- mbedtls_ssl_cache_get_t *f_get_cache,
- mbedtls_ssl_cache_set_t *f_set_cache )
+void mbedtls_ssl_conf_session_cache(mbedtls_ssl_config *conf,
+ void *p_cache,
+ mbedtls_ssl_cache_get_t *f_get_cache,
+ mbedtls_ssl_cache_set_t *f_set_cache)
{
conf->p_cache = p_cache;
conf->f_get_cache = f_get_cache;
@@ -1643,71 +1607,70 @@
#endif /* MBEDTLS_SSL_SRV_C */
#if defined(MBEDTLS_SSL_CLI_C)
-int mbedtls_ssl_set_session( mbedtls_ssl_context *ssl, const mbedtls_ssl_session *session )
+int mbedtls_ssl_set_session(mbedtls_ssl_context *ssl, const mbedtls_ssl_session *session)
{
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
- if( ssl == NULL ||
+ if (ssl == NULL ||
session == NULL ||
ssl->session_negotiate == NULL ||
- ssl->conf->endpoint != MBEDTLS_SSL_IS_CLIENT )
- {
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ ssl->conf->endpoint != MBEDTLS_SSL_IS_CLIENT) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
- if( ssl->handshake->resume == 1 )
- return( MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE );
+ if (ssl->handshake->resume == 1) {
+ return MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE;
+ }
#if defined(MBEDTLS_SSL_PROTO_TLS1_3)
- if( session->tls_version == MBEDTLS_SSL_VERSION_TLS1_3 )
- {
+ if (session->tls_version == MBEDTLS_SSL_VERSION_TLS1_3) {
const mbedtls_ssl_ciphersuite_t *ciphersuite_info =
- mbedtls_ssl_ciphersuite_from_id( session->ciphersuite );
+ mbedtls_ssl_ciphersuite_from_id(session->ciphersuite);
- if( mbedtls_ssl_validate_ciphersuite(
+ if (mbedtls_ssl_validate_ciphersuite(
ssl, ciphersuite_info, MBEDTLS_SSL_VERSION_TLS1_3,
- MBEDTLS_SSL_VERSION_TLS1_3 ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_MSG( 4, ( "%d is not a valid TLS 1.3 ciphersuite.",
- session->ciphersuite ) );
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ MBEDTLS_SSL_VERSION_TLS1_3) != 0) {
+ MBEDTLS_SSL_DEBUG_MSG(4, ("%d is not a valid TLS 1.3 ciphersuite.",
+ session->ciphersuite));
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
}
#endif /* MBEDTLS_SSL_PROTO_TLS1_3 */
- if( ( ret = mbedtls_ssl_session_copy( ssl->session_negotiate,
- session ) ) != 0 )
- return( ret );
+ if ((ret = mbedtls_ssl_session_copy(ssl->session_negotiate,
+ session)) != 0) {
+ return ret;
+ }
ssl->handshake->resume = 1;
- return( 0 );
+ return 0;
}
#endif /* MBEDTLS_SSL_CLI_C */
-void mbedtls_ssl_conf_ciphersuites( mbedtls_ssl_config *conf,
- const int *ciphersuites )
+void mbedtls_ssl_conf_ciphersuites(mbedtls_ssl_config *conf,
+ const int *ciphersuites)
{
conf->ciphersuite_list = ciphersuites;
}
#if defined(MBEDTLS_SSL_PROTO_TLS1_3)
-void mbedtls_ssl_conf_tls13_key_exchange_modes( mbedtls_ssl_config *conf,
- const int kex_modes )
+void mbedtls_ssl_conf_tls13_key_exchange_modes(mbedtls_ssl_config *conf,
+ const int kex_modes)
{
conf->tls13_kex_modes = kex_modes & MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_ALL;
}
#if defined(MBEDTLS_SSL_EARLY_DATA)
-void mbedtls_ssl_tls13_conf_early_data( mbedtls_ssl_config *conf,
- int early_data_enabled )
+void mbedtls_ssl_tls13_conf_early_data(mbedtls_ssl_config *conf,
+ int early_data_enabled)
{
conf->early_data_enabled = early_data_enabled;
}
#if defined(MBEDTLS_SSL_SRV_C)
void mbedtls_ssl_tls13_conf_max_early_data_size(
- mbedtls_ssl_config *conf, uint32_t max_early_data_size )
+ mbedtls_ssl_config *conf, uint32_t max_early_data_size)
{
conf->max_early_data_size = max_early_data_size;
}
@@ -1717,74 +1680,71 @@
#endif /* MBEDTLS_SSL_PROTO_TLS1_3 */
#if defined(MBEDTLS_X509_CRT_PARSE_C)
-void mbedtls_ssl_conf_cert_profile( mbedtls_ssl_config *conf,
- const mbedtls_x509_crt_profile *profile )
+void mbedtls_ssl_conf_cert_profile(mbedtls_ssl_config *conf,
+ const mbedtls_x509_crt_profile *profile)
{
conf->cert_profile = profile;
}
-static void ssl_key_cert_free( mbedtls_ssl_key_cert *key_cert )
+static void ssl_key_cert_free(mbedtls_ssl_key_cert *key_cert)
{
mbedtls_ssl_key_cert *cur = key_cert, *next;
- while( cur != NULL )
- {
+ while (cur != NULL) {
next = cur->next;
- mbedtls_free( cur );
+ mbedtls_free(cur);
cur = next;
}
}
/* Append a new keycert entry to a (possibly empty) list */
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_append_key_cert( mbedtls_ssl_key_cert **head,
- mbedtls_x509_crt *cert,
- mbedtls_pk_context *key )
+static int ssl_append_key_cert(mbedtls_ssl_key_cert **head,
+ mbedtls_x509_crt *cert,
+ mbedtls_pk_context *key)
{
mbedtls_ssl_key_cert *new_cert;
- if( cert == NULL )
- {
+ if (cert == NULL) {
/* Free list if cert is null */
- ssl_key_cert_free( *head );
+ ssl_key_cert_free(*head);
*head = NULL;
- return( 0 );
+ return 0;
}
- new_cert = mbedtls_calloc( 1, sizeof( mbedtls_ssl_key_cert ) );
- if( new_cert == NULL )
- return( MBEDTLS_ERR_SSL_ALLOC_FAILED );
+ new_cert = mbedtls_calloc(1, sizeof(mbedtls_ssl_key_cert));
+ if (new_cert == NULL) {
+ return MBEDTLS_ERR_SSL_ALLOC_FAILED;
+ }
new_cert->cert = cert;
new_cert->key = key;
new_cert->next = NULL;
/* Update head if the list was null, else add to the end */
- if( *head == NULL )
- {
+ if (*head == NULL) {
*head = new_cert;
- }
- else
- {
+ } else {
mbedtls_ssl_key_cert *cur = *head;
- while( cur->next != NULL )
+ while (cur->next != NULL) {
cur = cur->next;
+ }
cur->next = new_cert;
}
- return( 0 );
+ return 0;
}
-int mbedtls_ssl_conf_own_cert( mbedtls_ssl_config *conf,
+int mbedtls_ssl_conf_own_cert(mbedtls_ssl_config *conf,
mbedtls_x509_crt *own_cert,
- mbedtls_pk_context *pk_key )
+ mbedtls_pk_context *pk_key)
{
- return( ssl_append_key_cert( &conf->key_cert, own_cert, pk_key ) );
+ return ssl_append_key_cert(&conf->key_cert, own_cert, pk_key);
}
-void mbedtls_ssl_conf_ca_chain( mbedtls_ssl_config *conf,
+void mbedtls_ssl_conf_ca_chain(mbedtls_ssl_config *conf,
mbedtls_x509_crt *ca_chain,
- mbedtls_x509_crl *ca_crl )
+ mbedtls_x509_crl *ca_crl)
{
conf->ca_chain = ca_chain;
conf->ca_crl = ca_crl;
@@ -1798,9 +1758,9 @@
}
#if defined(MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK)
-void mbedtls_ssl_conf_ca_cb( mbedtls_ssl_config *conf,
- mbedtls_x509_crt_ca_cb_t f_ca_cb,
- void *p_ca_cb )
+void mbedtls_ssl_conf_ca_cb(mbedtls_ssl_config *conf,
+ mbedtls_x509_crt_ca_cb_t f_ca_cb,
+ void *p_ca_cb)
{
conf->f_ca_cb = f_ca_cb;
conf->p_ca_cb = p_ca_cb;
@@ -1814,48 +1774,48 @@
#endif /* MBEDTLS_X509_CRT_PARSE_C */
#if defined(MBEDTLS_SSL_SERVER_NAME_INDICATION)
-const unsigned char *mbedtls_ssl_get_hs_sni( mbedtls_ssl_context *ssl,
- size_t *name_len )
+const unsigned char *mbedtls_ssl_get_hs_sni(mbedtls_ssl_context *ssl,
+ size_t *name_len)
{
*name_len = ssl->handshake->sni_name_len;
- return( ssl->handshake->sni_name );
+ return ssl->handshake->sni_name;
}
-int mbedtls_ssl_set_hs_own_cert( mbedtls_ssl_context *ssl,
- mbedtls_x509_crt *own_cert,
- mbedtls_pk_context *pk_key )
+int mbedtls_ssl_set_hs_own_cert(mbedtls_ssl_context *ssl,
+ mbedtls_x509_crt *own_cert,
+ mbedtls_pk_context *pk_key)
{
- return( ssl_append_key_cert( &ssl->handshake->sni_key_cert,
- own_cert, pk_key ) );
+ return ssl_append_key_cert(&ssl->handshake->sni_key_cert,
+ own_cert, pk_key);
}
-void mbedtls_ssl_set_hs_ca_chain( mbedtls_ssl_context *ssl,
- mbedtls_x509_crt *ca_chain,
- mbedtls_x509_crl *ca_crl )
+void mbedtls_ssl_set_hs_ca_chain(mbedtls_ssl_context *ssl,
+ mbedtls_x509_crt *ca_chain,
+ mbedtls_x509_crl *ca_crl)
{
ssl->handshake->sni_ca_chain = ca_chain;
ssl->handshake->sni_ca_crl = ca_crl;
}
#if defined(MBEDTLS_KEY_EXCHANGE_CERT_REQ_ALLOWED_ENABLED)
-void mbedtls_ssl_set_hs_dn_hints( mbedtls_ssl_context *ssl,
- const mbedtls_x509_crt *crt)
+void mbedtls_ssl_set_hs_dn_hints(mbedtls_ssl_context *ssl,
+ const mbedtls_x509_crt *crt)
{
ssl->handshake->dn_hints = crt;
}
#endif /* MBEDTLS_KEY_EXCHANGE_CERT_REQ_ALLOWED_ENABLED */
-void mbedtls_ssl_set_hs_authmode( mbedtls_ssl_context *ssl,
- int authmode )
+void mbedtls_ssl_set_hs_authmode(mbedtls_ssl_context *ssl,
+ int authmode)
{
ssl->handshake->sni_authmode = authmode;
}
#endif /* MBEDTLS_SSL_SERVER_NAME_INDICATION */
#if defined(MBEDTLS_X509_CRT_PARSE_C)
-void mbedtls_ssl_set_verify( mbedtls_ssl_context *ssl,
- int (*f_vrfy)(void *, mbedtls_x509_crt *, int, uint32_t *),
- void *p_vrfy )
+void mbedtls_ssl_set_verify(mbedtls_ssl_context *ssl,
+ int (*f_vrfy)(void *, mbedtls_x509_crt *, int, uint32_t *),
+ void *p_vrfy)
{
ssl->f_vrfy = f_vrfy;
ssl->p_vrfy = p_vrfy;
@@ -1866,169 +1826,177 @@
#if defined(MBEDTLS_USE_PSA_CRYPTO)
static psa_status_t mbedtls_ssl_set_hs_ecjpake_password_common(
- mbedtls_ssl_context *ssl,
- mbedtls_svc_key_id_t pwd )
+ mbedtls_ssl_context *ssl,
+ mbedtls_svc_key_id_t pwd)
{
psa_status_t status;
psa_pake_role_t psa_role;
psa_pake_cipher_suite_t cipher_suite = psa_pake_cipher_suite_init();
- psa_pake_cs_set_algorithm( &cipher_suite, PSA_ALG_JPAKE );
- psa_pake_cs_set_primitive( &cipher_suite,
- PSA_PAKE_PRIMITIVE( PSA_PAKE_PRIMITIVE_TYPE_ECC,
- PSA_ECC_FAMILY_SECP_R1,
- 256) );
- psa_pake_cs_set_hash( &cipher_suite, PSA_ALG_SHA_256 );
+ psa_pake_cs_set_algorithm(&cipher_suite, PSA_ALG_JPAKE);
+ psa_pake_cs_set_primitive(&cipher_suite,
+ PSA_PAKE_PRIMITIVE(PSA_PAKE_PRIMITIVE_TYPE_ECC,
+ PSA_ECC_FAMILY_SECP_R1,
+ 256));
+ psa_pake_cs_set_hash(&cipher_suite, PSA_ALG_SHA_256);
- status = psa_pake_setup( &ssl->handshake->psa_pake_ctx, &cipher_suite );
- if( status != PSA_SUCCESS )
+ status = psa_pake_setup(&ssl->handshake->psa_pake_ctx, &cipher_suite);
+ if (status != PSA_SUCCESS) {
return status;
+ }
- if( ssl->conf->endpoint == MBEDTLS_SSL_IS_SERVER )
+ if (ssl->conf->endpoint == MBEDTLS_SSL_IS_SERVER) {
psa_role = PSA_PAKE_ROLE_SERVER;
- else
+ } else {
psa_role = PSA_PAKE_ROLE_CLIENT;
+ }
- status = psa_pake_set_role( &ssl->handshake->psa_pake_ctx, psa_role );
- if( status != PSA_SUCCESS )
+ status = psa_pake_set_role(&ssl->handshake->psa_pake_ctx, psa_role);
+ if (status != PSA_SUCCESS) {
return status;
+ }
- status = psa_pake_set_password_key( &ssl->handshake->psa_pake_ctx, pwd );
- if( status != PSA_SUCCESS )
+ status = psa_pake_set_password_key(&ssl->handshake->psa_pake_ctx, pwd);
+ if (status != PSA_SUCCESS) {
return status;
+ }
ssl->handshake->psa_pake_ctx_is_ok = 1;
- return ( PSA_SUCCESS );
+ return PSA_SUCCESS;
}
-int mbedtls_ssl_set_hs_ecjpake_password( mbedtls_ssl_context *ssl,
- const unsigned char *pw,
- size_t pw_len )
+int mbedtls_ssl_set_hs_ecjpake_password(mbedtls_ssl_context *ssl,
+ const unsigned char *pw,
+ size_t pw_len)
{
psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
psa_status_t status;
- if( ssl->handshake == NULL || ssl->conf == NULL )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
-
- /* Empty password is not valid */
- if( ( pw == NULL) || ( pw_len == 0 ) )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
-
- psa_set_key_usage_flags( &attributes, PSA_KEY_USAGE_DERIVE );
- psa_set_key_algorithm( &attributes, PSA_ALG_JPAKE );
- psa_set_key_type( &attributes, PSA_KEY_TYPE_PASSWORD );
-
- status = psa_import_key( &attributes, pw, pw_len,
- &ssl->handshake->psa_pake_password );
- if( status != PSA_SUCCESS )
- return( MBEDTLS_ERR_SSL_HW_ACCEL_FAILED );
-
- status = mbedtls_ssl_set_hs_ecjpake_password_common( ssl,
- ssl->handshake->psa_pake_password );
- if( status != PSA_SUCCESS )
- {
- psa_destroy_key( ssl->handshake->psa_pake_password );
- psa_pake_abort( &ssl->handshake->psa_pake_ctx );
- return( MBEDTLS_ERR_SSL_HW_ACCEL_FAILED );
+ if (ssl->handshake == NULL || ssl->conf == NULL) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
- return( 0 );
+ /* Empty password is not valid */
+ if ((pw == NULL) || (pw_len == 0)) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
+
+ psa_set_key_usage_flags(&attributes, PSA_KEY_USAGE_DERIVE);
+ psa_set_key_algorithm(&attributes, PSA_ALG_JPAKE);
+ psa_set_key_type(&attributes, PSA_KEY_TYPE_PASSWORD);
+
+ status = psa_import_key(&attributes, pw, pw_len,
+ &ssl->handshake->psa_pake_password);
+ if (status != PSA_SUCCESS) {
+ return MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
+ }
+
+ status = mbedtls_ssl_set_hs_ecjpake_password_common(ssl,
+ ssl->handshake->psa_pake_password);
+ if (status != PSA_SUCCESS) {
+ psa_destroy_key(ssl->handshake->psa_pake_password);
+ psa_pake_abort(&ssl->handshake->psa_pake_ctx);
+ return MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
+ }
+
+ return 0;
}
-int mbedtls_ssl_set_hs_ecjpake_password_opaque( mbedtls_ssl_context *ssl,
- mbedtls_svc_key_id_t pwd )
+int mbedtls_ssl_set_hs_ecjpake_password_opaque(mbedtls_ssl_context *ssl,
+ mbedtls_svc_key_id_t pwd)
{
psa_status_t status;
- if( ssl->handshake == NULL || ssl->conf == NULL )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
-
- if( mbedtls_svc_key_id_is_null( pwd ) )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
-
- status = mbedtls_ssl_set_hs_ecjpake_password_common( ssl, pwd );
- if( status != PSA_SUCCESS )
- {
- psa_pake_abort( &ssl->handshake->psa_pake_ctx );
- return( MBEDTLS_ERR_SSL_HW_ACCEL_FAILED );
+ if (ssl->handshake == NULL || ssl->conf == NULL) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
- return( 0 );
+ if (mbedtls_svc_key_id_is_null(pwd)) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
+
+ status = mbedtls_ssl_set_hs_ecjpake_password_common(ssl, pwd);
+ if (status != PSA_SUCCESS) {
+ psa_pake_abort(&ssl->handshake->psa_pake_ctx);
+ return MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
+ }
+
+ return 0;
}
#else /* MBEDTLS_USE_PSA_CRYPTO */
-int mbedtls_ssl_set_hs_ecjpake_password( mbedtls_ssl_context *ssl,
- const unsigned char *pw,
- size_t pw_len )
+int mbedtls_ssl_set_hs_ecjpake_password(mbedtls_ssl_context *ssl,
+ const unsigned char *pw,
+ size_t pw_len)
{
mbedtls_ecjpake_role role;
- if( ssl->handshake == NULL || ssl->conf == NULL )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (ssl->handshake == NULL || ssl->conf == NULL) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
/* Empty password is not valid */
- if( ( pw == NULL) || ( pw_len == 0 ) )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if ((pw == NULL) || (pw_len == 0)) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- if( ssl->conf->endpoint == MBEDTLS_SSL_IS_SERVER )
+ if (ssl->conf->endpoint == MBEDTLS_SSL_IS_SERVER) {
role = MBEDTLS_ECJPAKE_SERVER;
- else
+ } else {
role = MBEDTLS_ECJPAKE_CLIENT;
+ }
- return( mbedtls_ecjpake_setup( &ssl->handshake->ecjpake_ctx,
- role,
- MBEDTLS_MD_SHA256,
- MBEDTLS_ECP_DP_SECP256R1,
- pw, pw_len ) );
+ return mbedtls_ecjpake_setup(&ssl->handshake->ecjpake_ctx,
+ role,
+ MBEDTLS_MD_SHA256,
+ MBEDTLS_ECP_DP_SECP256R1,
+ pw, pw_len);
}
#endif /* MBEDTLS_USE_PSA_CRYPTO */
#endif /* MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED */
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED)
-int mbedtls_ssl_conf_has_static_psk( mbedtls_ssl_config const *conf )
+int mbedtls_ssl_conf_has_static_psk(mbedtls_ssl_config const *conf)
{
- if( conf->psk_identity == NULL ||
- conf->psk_identity_len == 0 )
- {
- return( 0 );
+ if (conf->psk_identity == NULL ||
+ conf->psk_identity_len == 0) {
+ return 0;
}
#if defined(MBEDTLS_USE_PSA_CRYPTO)
- if( ! mbedtls_svc_key_id_is_null( conf->psk_opaque ) )
- return( 1 );
+ if (!mbedtls_svc_key_id_is_null(conf->psk_opaque)) {
+ return 1;
+ }
#endif /* MBEDTLS_USE_PSA_CRYPTO */
- if( conf->psk != NULL && conf->psk_len != 0 )
- return( 1 );
+ if (conf->psk != NULL && conf->psk_len != 0) {
+ return 1;
+ }
- return( 0 );
+ return 0;
}
-static void ssl_conf_remove_psk( mbedtls_ssl_config *conf )
+static void ssl_conf_remove_psk(mbedtls_ssl_config *conf)
{
/* Remove reference to existing PSK, if any. */
#if defined(MBEDTLS_USE_PSA_CRYPTO)
- if( ! mbedtls_svc_key_id_is_null( conf->psk_opaque ) )
- {
+ if (!mbedtls_svc_key_id_is_null(conf->psk_opaque)) {
/* The maintenance of the PSK key slot is the
* user's responsibility. */
conf->psk_opaque = MBEDTLS_SVC_KEY_ID_INIT;
}
#endif /* MBEDTLS_USE_PSA_CRYPTO */
- if( conf->psk != NULL )
- {
- mbedtls_platform_zeroize( conf->psk, conf->psk_len );
+ if (conf->psk != NULL) {
+ mbedtls_platform_zeroize(conf->psk, conf->psk_len);
- mbedtls_free( conf->psk );
+ mbedtls_free(conf->psk);
conf->psk = NULL;
conf->psk_len = 0;
}
/* Remove reference to PSK identity, if any. */
- if( conf->psk_identity != NULL )
- {
- mbedtls_free( conf->psk_identity );
+ if (conf->psk_identity != NULL) {
+ mbedtls_free(conf->psk_identity);
conf->psk_identity = NULL;
conf->psk_identity_len = 0;
}
@@ -2039,87 +2007,90 @@
* to make a copy of it in the SSL config.
* On failure, the PSK identity in the config remains unset. */
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_conf_set_psk_identity( mbedtls_ssl_config *conf,
- unsigned char const *psk_identity,
- size_t psk_identity_len )
+static int ssl_conf_set_psk_identity(mbedtls_ssl_config *conf,
+ unsigned char const *psk_identity,
+ size_t psk_identity_len)
{
/* Identity len will be encoded on two bytes */
- if( psk_identity == NULL ||
+ if (psk_identity == NULL ||
psk_identity_len == 0 ||
- ( psk_identity_len >> 16 ) != 0 ||
- psk_identity_len > MBEDTLS_SSL_OUT_CONTENT_LEN )
- {
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ (psk_identity_len >> 16) != 0 ||
+ psk_identity_len > MBEDTLS_SSL_OUT_CONTENT_LEN) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
- conf->psk_identity = mbedtls_calloc( 1, psk_identity_len );
- if( conf->psk_identity == NULL )
- return( MBEDTLS_ERR_SSL_ALLOC_FAILED );
+ conf->psk_identity = mbedtls_calloc(1, psk_identity_len);
+ if (conf->psk_identity == NULL) {
+ return MBEDTLS_ERR_SSL_ALLOC_FAILED;
+ }
conf->psk_identity_len = psk_identity_len;
- memcpy( conf->psk_identity, psk_identity, conf->psk_identity_len );
+ memcpy(conf->psk_identity, psk_identity, conf->psk_identity_len);
- return( 0 );
+ return 0;
}
-int mbedtls_ssl_conf_psk( mbedtls_ssl_config *conf,
- const unsigned char *psk, size_t psk_len,
- const unsigned char *psk_identity, size_t psk_identity_len )
+int mbedtls_ssl_conf_psk(mbedtls_ssl_config *conf,
+ const unsigned char *psk, size_t psk_len,
+ const unsigned char *psk_identity, size_t psk_identity_len)
{
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
/* We currently only support one PSK, raw or opaque. */
- if( mbedtls_ssl_conf_has_static_psk( conf ) )
- return( MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE );
+ if (mbedtls_ssl_conf_has_static_psk(conf)) {
+ return MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE;
+ }
/* Check and set raw PSK */
- if( psk == NULL )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
- if( psk_len == 0 )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
- if( psk_len > MBEDTLS_PSK_MAX_LEN )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (psk == NULL) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
+ if (psk_len == 0) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
+ if (psk_len > MBEDTLS_PSK_MAX_LEN) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- if( ( conf->psk = mbedtls_calloc( 1, psk_len ) ) == NULL )
- return( MBEDTLS_ERR_SSL_ALLOC_FAILED );
+ if ((conf->psk = mbedtls_calloc(1, psk_len)) == NULL) {
+ return MBEDTLS_ERR_SSL_ALLOC_FAILED;
+ }
conf->psk_len = psk_len;
- memcpy( conf->psk, psk, conf->psk_len );
+ memcpy(conf->psk, psk, conf->psk_len);
/* Check and set PSK Identity */
- ret = ssl_conf_set_psk_identity( conf, psk_identity, psk_identity_len );
- if( ret != 0 )
- ssl_conf_remove_psk( conf );
+ ret = ssl_conf_set_psk_identity(conf, psk_identity, psk_identity_len);
+ if (ret != 0) {
+ ssl_conf_remove_psk(conf);
+ }
- return( ret );
+ return ret;
}
-static void ssl_remove_psk( mbedtls_ssl_context *ssl )
+static void ssl_remove_psk(mbedtls_ssl_context *ssl)
{
#if defined(MBEDTLS_USE_PSA_CRYPTO)
- if( ! mbedtls_svc_key_id_is_null( ssl->handshake->psk_opaque ) )
- {
+ if (!mbedtls_svc_key_id_is_null(ssl->handshake->psk_opaque)) {
/* The maintenance of the external PSK key slot is the
* user's responsibility. */
- if( ssl->handshake->psk_opaque_is_internal )
- {
- psa_destroy_key( ssl->handshake->psk_opaque );
+ if (ssl->handshake->psk_opaque_is_internal) {
+ psa_destroy_key(ssl->handshake->psk_opaque);
ssl->handshake->psk_opaque_is_internal = 0;
}
ssl->handshake->psk_opaque = MBEDTLS_SVC_KEY_ID_INIT;
}
#else
- if( ssl->handshake->psk != NULL )
- {
- mbedtls_platform_zeroize( ssl->handshake->psk,
- ssl->handshake->psk_len );
- mbedtls_free( ssl->handshake->psk );
+ if (ssl->handshake->psk != NULL) {
+ mbedtls_platform_zeroize(ssl->handshake->psk,
+ ssl->handshake->psk_len);
+ mbedtls_free(ssl->handshake->psk);
ssl->handshake->psk_len = 0;
}
#endif /* MBEDTLS_USE_PSA_CRYPTO */
}
-int mbedtls_ssl_set_hs_psk( mbedtls_ssl_context *ssl,
- const unsigned char *psk, size_t psk_len )
+int mbedtls_ssl_set_hs_psk(mbedtls_ssl_context *ssl,
+ const unsigned char *psk, size_t psk_len)
{
#if defined(MBEDTLS_USE_PSA_CRYPTO)
psa_key_attributes_t key_attributes = psa_key_attributes_init();
@@ -2128,100 +2099,107 @@
mbedtls_svc_key_id_t key = MBEDTLS_SVC_KEY_ID_INIT;
#endif /* MBEDTLS_USE_PSA_CRYPTO */
- if( psk == NULL || ssl->handshake == NULL )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (psk == NULL || ssl->handshake == NULL) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- if( psk_len > MBEDTLS_PSK_MAX_LEN )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (psk_len > MBEDTLS_PSK_MAX_LEN) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- ssl_remove_psk( ssl );
+ ssl_remove_psk(ssl);
#if defined(MBEDTLS_USE_PSA_CRYPTO)
#if defined(MBEDTLS_SSL_PROTO_TLS1_2)
- if( ssl->tls_version == MBEDTLS_SSL_VERSION_TLS1_2 )
- {
- if( ssl->handshake->ciphersuite_info->mac == MBEDTLS_MD_SHA384 )
- alg = PSA_ALG_TLS12_PSK_TO_MS( PSA_ALG_SHA_384 );
- else
- alg = PSA_ALG_TLS12_PSK_TO_MS( PSA_ALG_SHA_256 );
- psa_set_key_usage_flags( &key_attributes, PSA_KEY_USAGE_DERIVE );
+ if (ssl->tls_version == MBEDTLS_SSL_VERSION_TLS1_2) {
+ if (ssl->handshake->ciphersuite_info->mac == MBEDTLS_MD_SHA384) {
+ alg = PSA_ALG_TLS12_PSK_TO_MS(PSA_ALG_SHA_384);
+ } else {
+ alg = PSA_ALG_TLS12_PSK_TO_MS(PSA_ALG_SHA_256);
+ }
+ psa_set_key_usage_flags(&key_attributes, PSA_KEY_USAGE_DERIVE);
}
#endif /* MBEDTLS_SSL_PROTO_TLS1_2 */
#if defined(MBEDTLS_SSL_PROTO_TLS1_3)
- if( ssl->tls_version == MBEDTLS_SSL_VERSION_TLS1_3 )
- {
- alg = PSA_ALG_HKDF_EXTRACT( PSA_ALG_ANY_HASH );
- psa_set_key_usage_flags( &key_attributes,
- PSA_KEY_USAGE_DERIVE | PSA_KEY_USAGE_EXPORT );
+ if (ssl->tls_version == MBEDTLS_SSL_VERSION_TLS1_3) {
+ alg = PSA_ALG_HKDF_EXTRACT(PSA_ALG_ANY_HASH);
+ psa_set_key_usage_flags(&key_attributes,
+ PSA_KEY_USAGE_DERIVE | PSA_KEY_USAGE_EXPORT);
}
#endif /* MBEDTLS_SSL_PROTO_TLS1_3 */
- psa_set_key_algorithm( &key_attributes, alg );
- psa_set_key_type( &key_attributes, PSA_KEY_TYPE_DERIVE );
+ psa_set_key_algorithm(&key_attributes, alg);
+ psa_set_key_type(&key_attributes, PSA_KEY_TYPE_DERIVE);
- status = psa_import_key( &key_attributes, psk, psk_len, &key );
- if( status != PSA_SUCCESS )
- return( MBEDTLS_ERR_SSL_HW_ACCEL_FAILED );
+ status = psa_import_key(&key_attributes, psk, psk_len, &key);
+ if (status != PSA_SUCCESS) {
+ return MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
+ }
/* Allow calling psa_destroy_key() on psk remove */
ssl->handshake->psk_opaque_is_internal = 1;
- return mbedtls_ssl_set_hs_psk_opaque( ssl, key );
+ return mbedtls_ssl_set_hs_psk_opaque(ssl, key);
#else
- if( ( ssl->handshake->psk = mbedtls_calloc( 1, psk_len ) ) == NULL )
- return( MBEDTLS_ERR_SSL_ALLOC_FAILED );
+ if ((ssl->handshake->psk = mbedtls_calloc(1, psk_len)) == NULL) {
+ return MBEDTLS_ERR_SSL_ALLOC_FAILED;
+ }
ssl->handshake->psk_len = psk_len;
- memcpy( ssl->handshake->psk, psk, ssl->handshake->psk_len );
+ memcpy(ssl->handshake->psk, psk, ssl->handshake->psk_len);
- return( 0 );
+ return 0;
#endif /* MBEDTLS_USE_PSA_CRYPTO */
}
#if defined(MBEDTLS_USE_PSA_CRYPTO)
-int mbedtls_ssl_conf_psk_opaque( mbedtls_ssl_config *conf,
- mbedtls_svc_key_id_t psk,
- const unsigned char *psk_identity,
- size_t psk_identity_len )
+int mbedtls_ssl_conf_psk_opaque(mbedtls_ssl_config *conf,
+ mbedtls_svc_key_id_t psk,
+ const unsigned char *psk_identity,
+ size_t psk_identity_len)
{
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
/* We currently only support one PSK, raw or opaque. */
- if( mbedtls_ssl_conf_has_static_psk( conf ) )
- return( MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE );
+ if (mbedtls_ssl_conf_has_static_psk(conf)) {
+ return MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE;
+ }
/* Check and set opaque PSK */
- if( mbedtls_svc_key_id_is_null( psk ) )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (mbedtls_svc_key_id_is_null(psk)) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
conf->psk_opaque = psk;
/* Check and set PSK Identity */
- ret = ssl_conf_set_psk_identity( conf, psk_identity,
- psk_identity_len );
- if( ret != 0 )
- ssl_conf_remove_psk( conf );
+ ret = ssl_conf_set_psk_identity(conf, psk_identity,
+ psk_identity_len);
+ if (ret != 0) {
+ ssl_conf_remove_psk(conf);
+ }
- return( ret );
+ return ret;
}
-int mbedtls_ssl_set_hs_psk_opaque( mbedtls_ssl_context *ssl,
- mbedtls_svc_key_id_t psk )
+int mbedtls_ssl_set_hs_psk_opaque(mbedtls_ssl_context *ssl,
+ mbedtls_svc_key_id_t psk)
{
- if( ( mbedtls_svc_key_id_is_null( psk ) ) ||
- ( ssl->handshake == NULL ) )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if ((mbedtls_svc_key_id_is_null(psk)) ||
+ (ssl->handshake == NULL)) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- ssl_remove_psk( ssl );
+ ssl_remove_psk(ssl);
ssl->handshake->psk_opaque = psk;
- return( 0 );
+ return 0;
}
#endif /* MBEDTLS_USE_PSA_CRYPTO */
#if defined(MBEDTLS_SSL_SRV_C)
-void mbedtls_ssl_conf_psk_cb( mbedtls_ssl_config *conf,
- int (*f_psk)(void *, mbedtls_ssl_context *, const unsigned char *,
- size_t),
- void *p_psk )
+void mbedtls_ssl_conf_psk_cb(mbedtls_ssl_config *conf,
+ int (*f_psk)(void *, mbedtls_ssl_context *, const unsigned char *,
+ size_t),
+ void *p_psk)
{
conf->f_psk = f_psk;
conf->p_psk = p_psk;
@@ -2232,64 +2210,67 @@
#if defined(MBEDTLS_USE_PSA_CRYPTO)
static mbedtls_ssl_mode_t mbedtls_ssl_get_base_mode(
- psa_algorithm_t alg )
+ psa_algorithm_t alg)
{
#if defined(MBEDTLS_SSL_SOME_SUITES_USE_MAC)
- if( alg == PSA_ALG_CBC_NO_PADDING )
- return( MBEDTLS_SSL_MODE_CBC );
+ if (alg == PSA_ALG_CBC_NO_PADDING) {
+ return MBEDTLS_SSL_MODE_CBC;
+ }
#endif /* MBEDTLS_SSL_SOME_SUITES_USE_MAC */
- if( PSA_ALG_IS_AEAD( alg ) )
- return( MBEDTLS_SSL_MODE_AEAD );
- return( MBEDTLS_SSL_MODE_STREAM );
+ if (PSA_ALG_IS_AEAD(alg)) {
+ return MBEDTLS_SSL_MODE_AEAD;
+ }
+ return MBEDTLS_SSL_MODE_STREAM;
}
#else /* MBEDTLS_USE_PSA_CRYPTO */
static mbedtls_ssl_mode_t mbedtls_ssl_get_base_mode(
- mbedtls_cipher_mode_t mode )
+ mbedtls_cipher_mode_t mode)
{
#if defined(MBEDTLS_SSL_SOME_SUITES_USE_MAC)
- if( mode == MBEDTLS_MODE_CBC )
- return( MBEDTLS_SSL_MODE_CBC );
+ if (mode == MBEDTLS_MODE_CBC) {
+ return MBEDTLS_SSL_MODE_CBC;
+ }
#endif /* MBEDTLS_SSL_SOME_SUITES_USE_MAC */
#if defined(MBEDTLS_GCM_C) || \
defined(MBEDTLS_CCM_C) || \
defined(MBEDTLS_CHACHAPOLY_C)
- if( mode == MBEDTLS_MODE_GCM ||
+ if (mode == MBEDTLS_MODE_GCM ||
mode == MBEDTLS_MODE_CCM ||
- mode == MBEDTLS_MODE_CHACHAPOLY )
- return( MBEDTLS_SSL_MODE_AEAD );
+ mode == MBEDTLS_MODE_CHACHAPOLY) {
+ return MBEDTLS_SSL_MODE_AEAD;
+ }
#endif /* MBEDTLS_GCM_C || MBEDTLS_CCM_C || MBEDTLS_CHACHAPOLY_C */
- return( MBEDTLS_SSL_MODE_STREAM );
+ return MBEDTLS_SSL_MODE_STREAM;
}
#endif /* MBEDTLS_USE_PSA_CRYPTO */
static mbedtls_ssl_mode_t mbedtls_ssl_get_actual_mode(
mbedtls_ssl_mode_t base_mode,
- int encrypt_then_mac )
+ int encrypt_then_mac)
{
#if defined(MBEDTLS_SSL_SOME_SUITES_USE_CBC_ETM)
- if( encrypt_then_mac == MBEDTLS_SSL_ETM_ENABLED &&
- base_mode == MBEDTLS_SSL_MODE_CBC )
- {
- return( MBEDTLS_SSL_MODE_CBC_ETM );
+ if (encrypt_then_mac == MBEDTLS_SSL_ETM_ENABLED &&
+ base_mode == MBEDTLS_SSL_MODE_CBC) {
+ return MBEDTLS_SSL_MODE_CBC_ETM;
}
#else
(void) encrypt_then_mac;
#endif
- return( base_mode );
+ return base_mode;
}
mbedtls_ssl_mode_t mbedtls_ssl_get_mode_from_transform(
- const mbedtls_ssl_transform *transform )
+ const mbedtls_ssl_transform *transform)
{
mbedtls_ssl_mode_t base_mode = mbedtls_ssl_get_base_mode(
#if defined(MBEDTLS_USE_PSA_CRYPTO)
- transform->psa_alg
+ transform->psa_alg
#else
- mbedtls_cipher_get_cipher_mode( &transform->cipher_ctx_enc )
+ mbedtls_cipher_get_cipher_mode(&transform->cipher_ctx_enc)
#endif
);
@@ -2297,14 +2278,14 @@
#if defined(MBEDTLS_SSL_SOME_SUITES_USE_CBC_ETM)
encrypt_then_mac = transform->encrypt_then_mac;
#endif
- return( mbedtls_ssl_get_actual_mode( base_mode, encrypt_then_mac ) );
+ return mbedtls_ssl_get_actual_mode(base_mode, encrypt_then_mac);
}
mbedtls_ssl_mode_t mbedtls_ssl_get_mode_from_ciphersuite(
#if defined(MBEDTLS_SSL_SOME_SUITES_USE_CBC_ETM)
- int encrypt_then_mac,
+ int encrypt_then_mac,
#endif /* MBEDTLS_SSL_SOME_SUITES_USE_CBC_ETM */
- const mbedtls_ssl_ciphersuite_t *suite )
+ const mbedtls_ssl_ciphersuite_t *suite)
{
mbedtls_ssl_mode_t base_mode = MBEDTLS_SSL_MODE_STREAM;
@@ -2313,24 +2294,24 @@
psa_algorithm_t alg;
psa_key_type_t type;
size_t size;
- status = mbedtls_ssl_cipher_to_psa( suite->cipher, 0, &alg, &type, &size );
- if( status == PSA_SUCCESS )
- base_mode = mbedtls_ssl_get_base_mode( alg );
+ status = mbedtls_ssl_cipher_to_psa(suite->cipher, 0, &alg, &type, &size);
+ if (status == PSA_SUCCESS) {
+ base_mode = mbedtls_ssl_get_base_mode(alg);
+ }
#else
const mbedtls_cipher_info_t *cipher =
- mbedtls_cipher_info_from_type( suite->cipher );
- if( cipher != NULL )
- {
+ mbedtls_cipher_info_from_type(suite->cipher);
+ if (cipher != NULL) {
base_mode =
mbedtls_ssl_get_base_mode(
- mbedtls_cipher_info_get_mode( cipher ) );
+ mbedtls_cipher_info_get_mode(cipher));
}
#endif /* MBEDTLS_USE_PSA_CRYPTO */
#if !defined(MBEDTLS_SSL_SOME_SUITES_USE_CBC_ETM)
int encrypt_then_mac = 0;
#endif
- return( mbedtls_ssl_get_actual_mode( base_mode, encrypt_then_mac ) );
+ return mbedtls_ssl_get_actual_mode(base_mode, encrypt_then_mac);
}
#if defined(MBEDTLS_USE_PSA_CRYPTO) || defined(MBEDTLS_SSL_PROTO_TLS1_3)
@@ -2360,16 +2341,16 @@
*/
#if defined(MBEDTLS_SSL_SESSION_TICKETS)
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_tls13_session_save( const mbedtls_ssl_session *session,
- unsigned char *buf,
- size_t buf_len,
- size_t *olen )
+static int ssl_tls13_session_save(const mbedtls_ssl_session *session,
+ unsigned char *buf,
+ size_t buf_len,
+ size_t *olen)
{
unsigned char *p = buf;
#if defined(MBEDTLS_SSL_CLI_C) && \
defined(MBEDTLS_SSL_SERVER_NAME_INDICATION)
- size_t hostname_len = ( session->hostname == NULL ) ?
- 0 : strlen( session->hostname ) + 1;
+ size_t hostname_len = (session->hostname == NULL) ?
+ 0 : strlen(session->hostname) + 1;
#endif
size_t needed = 1 /* endpoint */
+ 2 /* ciphersuite */
@@ -2378,8 +2359,9 @@
+ 1; /* resumption_key length */
*olen = 0;
- if( session->resumption_key_len > MBEDTLS_SSL_TLS1_3_TICKET_RESUMPTION_KEY_LEN )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (session->resumption_key_len > MBEDTLS_SSL_TLS1_3_TICKET_RESUMPTION_KEY_LEN) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
needed += session->resumption_key_len; /* resumption_key */
#if defined(MBEDTLS_HAVE_TIME)
@@ -2387,216 +2369,220 @@
#endif
#if defined(MBEDTLS_SSL_CLI_C)
- if( session->endpoint == MBEDTLS_SSL_IS_CLIENT )
- {
+ if (session->endpoint == MBEDTLS_SSL_IS_CLIENT) {
#if defined(MBEDTLS_SSL_SERVER_NAME_INDICATION)
needed += 2 /* hostname_len */
- + hostname_len; /* hostname */
+ + hostname_len; /* hostname */
#endif
needed += 4 /* ticket_lifetime */
+ 2; /* ticket_len */
/* Check size_t overflow */
- if( session->ticket_len > SIZE_MAX - needed )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (session->ticket_len > SIZE_MAX - needed) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
needed += session->ticket_len; /* ticket */
}
#endif /* MBEDTLS_SSL_CLI_C */
*olen = needed;
- if( needed > buf_len )
- return( MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL );
+ if (needed > buf_len) {
+ return MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL;
+ }
p[0] = session->endpoint;
- MBEDTLS_PUT_UINT16_BE( session->ciphersuite, p, 1 );
- MBEDTLS_PUT_UINT32_BE( session->ticket_age_add, p, 3 );
+ MBEDTLS_PUT_UINT16_BE(session->ciphersuite, p, 1);
+ MBEDTLS_PUT_UINT32_BE(session->ticket_age_add, p, 3);
p[7] = session->ticket_flags;
/* save resumption_key */
p[8] = session->resumption_key_len;
p += 9;
- memcpy( p, session->resumption_key, session->resumption_key_len );
+ memcpy(p, session->resumption_key, session->resumption_key_len);
p += session->resumption_key_len;
#if defined(MBEDTLS_HAVE_TIME) && defined(MBEDTLS_SSL_SRV_C)
- if( session->endpoint == MBEDTLS_SSL_IS_SERVER )
- {
- MBEDTLS_PUT_UINT64_BE( (uint64_t) session->start, p, 0 );
+ if (session->endpoint == MBEDTLS_SSL_IS_SERVER) {
+ MBEDTLS_PUT_UINT64_BE((uint64_t) session->start, p, 0);
p += 8;
}
#endif /* MBEDTLS_HAVE_TIME */
#if defined(MBEDTLS_SSL_CLI_C)
- if( session->endpoint == MBEDTLS_SSL_IS_CLIENT )
- {
+ if (session->endpoint == MBEDTLS_SSL_IS_CLIENT) {
#if defined(MBEDTLS_SSL_SERVER_NAME_INDICATION)
- MBEDTLS_PUT_UINT16_BE( hostname_len, p, 0 );
+ MBEDTLS_PUT_UINT16_BE(hostname_len, p, 0);
p += 2;
- if( hostname_len > 0 )
- {
+ if (hostname_len > 0) {
/* save host name */
- memcpy( p, session->hostname, hostname_len );
+ memcpy(p, session->hostname, hostname_len);
p += hostname_len;
}
#endif /* MBEDTLS_SSL_SERVER_NAME_INDICATION */
#if defined(MBEDTLS_HAVE_TIME)
- MBEDTLS_PUT_UINT64_BE( (uint64_t) session->ticket_received, p, 0 );
+ MBEDTLS_PUT_UINT64_BE((uint64_t) session->ticket_received, p, 0);
p += 8;
#endif
- MBEDTLS_PUT_UINT32_BE( session->ticket_lifetime, p, 0 );
+ MBEDTLS_PUT_UINT32_BE(session->ticket_lifetime, p, 0);
p += 4;
- MBEDTLS_PUT_UINT16_BE( session->ticket_len, p, 0 );
+ MBEDTLS_PUT_UINT16_BE(session->ticket_len, p, 0);
p += 2;
- if( session->ticket != NULL && session->ticket_len > 0 )
- {
- memcpy( p, session->ticket, session->ticket_len );
+ if (session->ticket != NULL && session->ticket_len > 0) {
+ memcpy(p, session->ticket, session->ticket_len);
p += session->ticket_len;
}
}
#endif /* MBEDTLS_SSL_CLI_C */
- return( 0 );
+ return 0;
}
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_tls13_session_load( mbedtls_ssl_session *session,
- const unsigned char *buf,
- size_t len )
+static int ssl_tls13_session_load(mbedtls_ssl_session *session,
+ const unsigned char *buf,
+ size_t len)
{
const unsigned char *p = buf;
const unsigned char *end = buf + len;
- if( end - p < 9 )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (end - p < 9) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
session->endpoint = p[0];
- session->ciphersuite = MBEDTLS_GET_UINT16_BE( p, 1 );
- session->ticket_age_add = MBEDTLS_GET_UINT32_BE( p, 3 );
+ session->ciphersuite = MBEDTLS_GET_UINT16_BE(p, 1);
+ session->ticket_age_add = MBEDTLS_GET_UINT32_BE(p, 3);
session->ticket_flags = p[7];
/* load resumption_key */
session->resumption_key_len = p[8];
p += 9;
- if( end - p < session->resumption_key_len )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (end - p < session->resumption_key_len) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- if( sizeof( session->resumption_key ) < session->resumption_key_len )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
- memcpy( session->resumption_key, p, session->resumption_key_len );
+ if (sizeof(session->resumption_key) < session->resumption_key_len) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
+ memcpy(session->resumption_key, p, session->resumption_key_len);
p += session->resumption_key_len;
#if defined(MBEDTLS_HAVE_TIME) && defined(MBEDTLS_SSL_SRV_C)
- if( session->endpoint == MBEDTLS_SSL_IS_SERVER )
- {
- if( end - p < 8 )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
- session->start = MBEDTLS_GET_UINT64_BE( p, 0 );
+ if (session->endpoint == MBEDTLS_SSL_IS_SERVER) {
+ if (end - p < 8) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
+ session->start = MBEDTLS_GET_UINT64_BE(p, 0);
p += 8;
}
#endif /* MBEDTLS_HAVE_TIME */
#if defined(MBEDTLS_SSL_CLI_C)
- if( session->endpoint == MBEDTLS_SSL_IS_CLIENT )
- {
+ if (session->endpoint == MBEDTLS_SSL_IS_CLIENT) {
#if defined(MBEDTLS_SSL_SERVER_NAME_INDICATION) && \
- defined(MBEDTLS_SSL_SESSION_TICKETS)
+ defined(MBEDTLS_SSL_SESSION_TICKETS)
size_t hostname_len;
/* load host name */
- if( end - p < 2 )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
- hostname_len = MBEDTLS_GET_UINT16_BE( p, 0 );
+ if (end - p < 2) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
+ hostname_len = MBEDTLS_GET_UINT16_BE(p, 0);
p += 2;
- if( end - p < ( long int )hostname_len )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
- if( hostname_len > 0 )
- {
- session->hostname = mbedtls_calloc( 1, hostname_len );
- if( session->hostname == NULL )
- return( MBEDTLS_ERR_SSL_ALLOC_FAILED );
- memcpy( session->hostname, p, hostname_len );
+ if (end - p < (long int) hostname_len) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
+ if (hostname_len > 0) {
+ session->hostname = mbedtls_calloc(1, hostname_len);
+ if (session->hostname == NULL) {
+ return MBEDTLS_ERR_SSL_ALLOC_FAILED;
+ }
+ memcpy(session->hostname, p, hostname_len);
p += hostname_len;
}
#endif /* MBEDTLS_SSL_SERVER_NAME_INDICATION &&
MBEDTLS_SSL_SESSION_TICKETS */
#if defined(MBEDTLS_HAVE_TIME)
- if( end - p < 8 )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
- session->ticket_received = MBEDTLS_GET_UINT64_BE( p, 0 );
+ if (end - p < 8) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
+ session->ticket_received = MBEDTLS_GET_UINT64_BE(p, 0);
p += 8;
#endif
- if( end - p < 4 )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
- session->ticket_lifetime = MBEDTLS_GET_UINT32_BE( p, 0 );
+ if (end - p < 4) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
+ session->ticket_lifetime = MBEDTLS_GET_UINT32_BE(p, 0);
p += 4;
- if( end - p < 2 )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
- session->ticket_len = MBEDTLS_GET_UINT16_BE( p, 0 );
+ if (end - p < 2) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
+ session->ticket_len = MBEDTLS_GET_UINT16_BE(p, 0);
p += 2;
- if( end - p < ( long int )session->ticket_len )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
- if( session->ticket_len > 0 )
- {
- session->ticket = mbedtls_calloc( 1, session->ticket_len );
- if( session->ticket == NULL )
- return( MBEDTLS_ERR_SSL_ALLOC_FAILED );
- memcpy( session->ticket, p, session->ticket_len );
+ if (end - p < (long int) session->ticket_len) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
+ if (session->ticket_len > 0) {
+ session->ticket = mbedtls_calloc(1, session->ticket_len);
+ if (session->ticket == NULL) {
+ return MBEDTLS_ERR_SSL_ALLOC_FAILED;
+ }
+ memcpy(session->ticket, p, session->ticket_len);
p += session->ticket_len;
}
}
#endif /* MBEDTLS_SSL_CLI_C */
- return( 0 );
+ return 0;
}
#else /* MBEDTLS_SSL_SESSION_TICKETS */
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_tls13_session_save( const mbedtls_ssl_session *session,
- unsigned char *buf,
- size_t buf_len,
- size_t *olen )
+static int ssl_tls13_session_save(const mbedtls_ssl_session *session,
+ unsigned char *buf,
+ size_t buf_len,
+ size_t *olen)
{
((void) session);
((void) buf);
((void) buf_len);
*olen = 0;
- return( MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE );
+ return MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE;
}
-static int ssl_tls13_session_load( const mbedtls_ssl_session *session,
- unsigned char *buf,
- size_t buf_len )
+static int ssl_tls13_session_load(const mbedtls_ssl_session *session,
+ unsigned char *buf,
+ size_t buf_len)
{
((void) session);
((void) buf);
((void) buf_len);
- return( MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE );
+ return MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE;
}
#endif /* !MBEDTLS_SSL_SESSION_TICKETS */
#endif /* MBEDTLS_SSL_PROTO_TLS1_3 */
-psa_status_t mbedtls_ssl_cipher_to_psa( mbedtls_cipher_type_t mbedtls_cipher_type,
- size_t taglen,
- psa_algorithm_t *alg,
- psa_key_type_t *key_type,
- size_t *key_size )
+psa_status_t mbedtls_ssl_cipher_to_psa(mbedtls_cipher_type_t mbedtls_cipher_type,
+ size_t taglen,
+ psa_algorithm_t *alg,
+ psa_key_type_t *key_type,
+ size_t *key_size)
{
- switch ( mbedtls_cipher_type )
- {
+ switch (mbedtls_cipher_type) {
case MBEDTLS_CIPHER_AES_128_CBC:
*alg = PSA_ALG_CBC_NO_PADDING;
*key_type = PSA_KEY_TYPE_AES;
*key_size = 128;
break;
case MBEDTLS_CIPHER_AES_128_CCM:
- *alg = taglen ? PSA_ALG_AEAD_WITH_SHORTENED_TAG( PSA_ALG_CCM, taglen ) : PSA_ALG_CCM;
+ *alg = taglen ? PSA_ALG_AEAD_WITH_SHORTENED_TAG(PSA_ALG_CCM, taglen) : PSA_ALG_CCM;
*key_type = PSA_KEY_TYPE_AES;
*key_size = 128;
break;
@@ -2606,7 +2592,7 @@
*key_size = 128;
break;
case MBEDTLS_CIPHER_AES_192_CCM:
- *alg = taglen ? PSA_ALG_AEAD_WITH_SHORTENED_TAG( PSA_ALG_CCM, taglen ) : PSA_ALG_CCM;
+ *alg = taglen ? PSA_ALG_AEAD_WITH_SHORTENED_TAG(PSA_ALG_CCM, taglen) : PSA_ALG_CCM;
*key_type = PSA_KEY_TYPE_AES;
*key_size = 192;
break;
@@ -2621,7 +2607,7 @@
*key_size = 256;
break;
case MBEDTLS_CIPHER_AES_256_CCM:
- *alg = taglen ? PSA_ALG_AEAD_WITH_SHORTENED_TAG( PSA_ALG_CCM, taglen ) : PSA_ALG_CCM;
+ *alg = taglen ? PSA_ALG_AEAD_WITH_SHORTENED_TAG(PSA_ALG_CCM, taglen) : PSA_ALG_CCM;
*key_type = PSA_KEY_TYPE_AES;
*key_size = 256;
break;
@@ -2636,7 +2622,7 @@
*key_size = 128;
break;
case MBEDTLS_CIPHER_ARIA_128_CCM:
- *alg = taglen ? PSA_ALG_AEAD_WITH_SHORTENED_TAG( PSA_ALG_CCM, taglen ) : PSA_ALG_CCM;
+ *alg = taglen ? PSA_ALG_AEAD_WITH_SHORTENED_TAG(PSA_ALG_CCM, taglen) : PSA_ALG_CCM;
*key_type = PSA_KEY_TYPE_ARIA;
*key_size = 128;
break;
@@ -2646,7 +2632,7 @@
*key_size = 128;
break;
case MBEDTLS_CIPHER_ARIA_192_CCM:
- *alg = taglen ? PSA_ALG_AEAD_WITH_SHORTENED_TAG( PSA_ALG_CCM, taglen ) : PSA_ALG_CCM;
+ *alg = taglen ? PSA_ALG_AEAD_WITH_SHORTENED_TAG(PSA_ALG_CCM, taglen) : PSA_ALG_CCM;
*key_type = PSA_KEY_TYPE_ARIA;
*key_size = 192;
break;
@@ -2661,7 +2647,7 @@
*key_size = 256;
break;
case MBEDTLS_CIPHER_ARIA_256_CCM:
- *alg = taglen ? PSA_ALG_AEAD_WITH_SHORTENED_TAG( PSA_ALG_CCM, taglen ) : PSA_ALG_CCM;
+ *alg = taglen ? PSA_ALG_AEAD_WITH_SHORTENED_TAG(PSA_ALG_CCM, taglen) : PSA_ALG_CCM;
*key_type = PSA_KEY_TYPE_ARIA;
*key_size = 256;
break;
@@ -2676,7 +2662,7 @@
*key_size = 128;
break;
case MBEDTLS_CIPHER_CAMELLIA_128_CCM:
- *alg = taglen ? PSA_ALG_AEAD_WITH_SHORTENED_TAG( PSA_ALG_CCM, taglen ) : PSA_ALG_CCM;
+ *alg = taglen ? PSA_ALG_AEAD_WITH_SHORTENED_TAG(PSA_ALG_CCM, taglen) : PSA_ALG_CCM;
*key_type = PSA_KEY_TYPE_CAMELLIA;
*key_size = 128;
break;
@@ -2686,7 +2672,7 @@
*key_size = 128;
break;
case MBEDTLS_CIPHER_CAMELLIA_192_CCM:
- *alg = taglen ? PSA_ALG_AEAD_WITH_SHORTENED_TAG( PSA_ALG_CCM, taglen ) : PSA_ALG_CCM;
+ *alg = taglen ? PSA_ALG_AEAD_WITH_SHORTENED_TAG(PSA_ALG_CCM, taglen) : PSA_ALG_CCM;
*key_type = PSA_KEY_TYPE_CAMELLIA;
*key_size = 192;
break;
@@ -2701,7 +2687,7 @@
*key_size = 256;
break;
case MBEDTLS_CIPHER_CAMELLIA_256_CCM:
- *alg = taglen ? PSA_ALG_AEAD_WITH_SHORTENED_TAG( PSA_ALG_CCM, taglen ) : PSA_ALG_CCM;
+ *alg = taglen ? PSA_ALG_AEAD_WITH_SHORTENED_TAG(PSA_ALG_CCM, taglen) : PSA_ALG_CCM;
*key_type = PSA_KEY_TYPE_CAMELLIA;
*key_size = 256;
break;
@@ -2729,44 +2715,42 @@
#endif /* MBEDTLS_USE_PSA_CRYPTO || MBEDTLS_SSL_PROTO_TLS1_3 */
#if defined(MBEDTLS_DHM_C) && defined(MBEDTLS_SSL_SRV_C)
-int mbedtls_ssl_conf_dh_param_bin( mbedtls_ssl_config *conf,
- const unsigned char *dhm_P, size_t P_len,
- const unsigned char *dhm_G, size_t G_len )
+int mbedtls_ssl_conf_dh_param_bin(mbedtls_ssl_config *conf,
+ const unsigned char *dhm_P, size_t P_len,
+ const unsigned char *dhm_G, size_t G_len)
{
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
- mbedtls_mpi_free( &conf->dhm_P );
- mbedtls_mpi_free( &conf->dhm_G );
+ mbedtls_mpi_free(&conf->dhm_P);
+ mbedtls_mpi_free(&conf->dhm_G);
- if( ( ret = mbedtls_mpi_read_binary( &conf->dhm_P, dhm_P, P_len ) ) != 0 ||
- ( ret = mbedtls_mpi_read_binary( &conf->dhm_G, dhm_G, G_len ) ) != 0 )
- {
- mbedtls_mpi_free( &conf->dhm_P );
- mbedtls_mpi_free( &conf->dhm_G );
- return( ret );
+ if ((ret = mbedtls_mpi_read_binary(&conf->dhm_P, dhm_P, P_len)) != 0 ||
+ (ret = mbedtls_mpi_read_binary(&conf->dhm_G, dhm_G, G_len)) != 0) {
+ mbedtls_mpi_free(&conf->dhm_P);
+ mbedtls_mpi_free(&conf->dhm_G);
+ return ret;
}
- return( 0 );
+ return 0;
}
-int mbedtls_ssl_conf_dh_param_ctx( mbedtls_ssl_config *conf, mbedtls_dhm_context *dhm_ctx )
+int mbedtls_ssl_conf_dh_param_ctx(mbedtls_ssl_config *conf, mbedtls_dhm_context *dhm_ctx)
{
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
- mbedtls_mpi_free( &conf->dhm_P );
- mbedtls_mpi_free( &conf->dhm_G );
+ mbedtls_mpi_free(&conf->dhm_P);
+ mbedtls_mpi_free(&conf->dhm_G);
- if( ( ret = mbedtls_dhm_get_value( dhm_ctx, MBEDTLS_DHM_PARAM_P,
- &conf->dhm_P ) ) != 0 ||
- ( ret = mbedtls_dhm_get_value( dhm_ctx, MBEDTLS_DHM_PARAM_G,
- &conf->dhm_G ) ) != 0 )
- {
- mbedtls_mpi_free( &conf->dhm_P );
- mbedtls_mpi_free( &conf->dhm_G );
- return( ret );
+ if ((ret = mbedtls_dhm_get_value(dhm_ctx, MBEDTLS_DHM_PARAM_P,
+ &conf->dhm_P)) != 0 ||
+ (ret = mbedtls_dhm_get_value(dhm_ctx, MBEDTLS_DHM_PARAM_G,
+ &conf->dhm_G)) != 0) {
+ mbedtls_mpi_free(&conf->dhm_P);
+ mbedtls_mpi_free(&conf->dhm_G);
+ return ret;
}
- return( 0 );
+ return 0;
}
#endif /* MBEDTLS_DHM_C && MBEDTLS_SSL_SRV_C */
@@ -2774,8 +2758,8 @@
/*
* Set the minimum length for Diffie-Hellman parameters
*/
-void mbedtls_ssl_conf_dhm_min_bitlen( mbedtls_ssl_config *conf,
- unsigned int bitlen )
+void mbedtls_ssl_conf_dhm_min_bitlen(mbedtls_ssl_config *conf,
+ unsigned int bitlen)
{
conf->dhm_min_bitlen = bitlen;
}
@@ -2786,16 +2770,16 @@
/*
* Set allowed/preferred hashes for handshake signatures
*/
-void mbedtls_ssl_conf_sig_hashes( mbedtls_ssl_config *conf,
- const int *hashes )
+void mbedtls_ssl_conf_sig_hashes(mbedtls_ssl_config *conf,
+ const int *hashes)
{
conf->sig_hashes = hashes;
}
#endif /* !MBEDTLS_DEPRECATED_REMOVED && MBEDTLS_SSL_PROTO_TLS1_2 */
/* Configure allowed signature algorithms for handshake */
-void mbedtls_ssl_conf_sig_algs( mbedtls_ssl_config *conf,
- const uint16_t* sig_algs )
+void mbedtls_ssl_conf_sig_algs(mbedtls_ssl_config *conf,
+ const uint16_t *sig_algs)
{
#if !defined(MBEDTLS_DEPRECATED_REMOVED)
conf->sig_hashes = NULL;
@@ -2814,8 +2798,8 @@
* stored in ssl->handshake->group_list.
*
*/
-void mbedtls_ssl_conf_curves( mbedtls_ssl_config *conf,
- const mbedtls_ecp_group_id *curve_list )
+void mbedtls_ssl_conf_curves(mbedtls_ssl_config *conf,
+ const mbedtls_ecp_group_id *curve_list)
{
conf->curve_list = curve_list;
conf->group_list = NULL;
@@ -2826,8 +2810,8 @@
/*
* Set the allowed groups
*/
-void mbedtls_ssl_conf_groups( mbedtls_ssl_config *conf,
- const uint16_t *group_list )
+void mbedtls_ssl_conf_groups(mbedtls_ssl_config *conf,
+ const uint16_t *group_list)
{
#if defined(MBEDTLS_ECP_C) && !defined(MBEDTLS_DEPRECATED_REMOVED)
conf->curve_list = NULL;
@@ -2836,56 +2820,53 @@
}
#if defined(MBEDTLS_X509_CRT_PARSE_C)
-int mbedtls_ssl_set_hostname( mbedtls_ssl_context *ssl, const char *hostname )
+int mbedtls_ssl_set_hostname(mbedtls_ssl_context *ssl, const char *hostname)
{
/* Initialize to suppress unnecessary compiler warning */
size_t hostname_len = 0;
/* Check if new hostname is valid before
* making any change to current one */
- if( hostname != NULL )
- {
- hostname_len = strlen( hostname );
+ if (hostname != NULL) {
+ hostname_len = strlen(hostname);
- if( hostname_len > MBEDTLS_SSL_MAX_HOST_NAME_LEN )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (hostname_len > MBEDTLS_SSL_MAX_HOST_NAME_LEN) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
}
/* Now it's clear that we will overwrite the old hostname,
* so we can free it safely */
- if( ssl->hostname != NULL )
- {
- mbedtls_platform_zeroize( ssl->hostname, strlen( ssl->hostname ) );
- mbedtls_free( ssl->hostname );
+ if (ssl->hostname != NULL) {
+ mbedtls_platform_zeroize(ssl->hostname, strlen(ssl->hostname));
+ mbedtls_free(ssl->hostname);
}
/* Passing NULL as hostname shall clear the old one */
- if( hostname == NULL )
- {
+ if (hostname == NULL) {
ssl->hostname = NULL;
- }
- else
- {
- ssl->hostname = mbedtls_calloc( 1, hostname_len + 1 );
- if( ssl->hostname == NULL )
- return( MBEDTLS_ERR_SSL_ALLOC_FAILED );
+ } else {
+ ssl->hostname = mbedtls_calloc(1, hostname_len + 1);
+ if (ssl->hostname == NULL) {
+ return MBEDTLS_ERR_SSL_ALLOC_FAILED;
+ }
- memcpy( ssl->hostname, hostname, hostname_len );
+ memcpy(ssl->hostname, hostname, hostname_len);
ssl->hostname[hostname_len] = '\0';
}
- return( 0 );
+ return 0;
}
#endif /* MBEDTLS_X509_CRT_PARSE_C */
#if defined(MBEDTLS_SSL_SERVER_NAME_INDICATION)
-void mbedtls_ssl_conf_sni( mbedtls_ssl_config *conf,
- int (*f_sni)(void *, mbedtls_ssl_context *,
- const unsigned char *, size_t),
- void *p_sni )
+void mbedtls_ssl_conf_sni(mbedtls_ssl_config *conf,
+ int (*f_sni)(void *, mbedtls_ssl_context *,
+ const unsigned char *, size_t),
+ void *p_sni)
{
conf->f_sni = f_sni;
conf->p_sni = p_sni;
@@ -2893,7 +2874,7 @@
#endif /* MBEDTLS_SSL_SERVER_NAME_INDICATION */
#if defined(MBEDTLS_SSL_ALPN)
-int mbedtls_ssl_conf_alpn_protocols( mbedtls_ssl_config *conf, const char **protos )
+int mbedtls_ssl_conf_alpn_protocols(mbedtls_ssl_config *conf, const char **protos)
{
size_t cur_len, tot_len;
const char **p;
@@ -2904,183 +2885,172 @@
* We check lengths now rather than later.
*/
tot_len = 0;
- for( p = protos; *p != NULL; p++ )
- {
- cur_len = strlen( *p );
+ for (p = protos; *p != NULL; p++) {
+ cur_len = strlen(*p);
tot_len += cur_len;
- if( ( cur_len == 0 ) ||
- ( cur_len > MBEDTLS_SSL_MAX_ALPN_NAME_LEN ) ||
- ( tot_len > MBEDTLS_SSL_MAX_ALPN_LIST_LEN ) )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if ((cur_len == 0) ||
+ (cur_len > MBEDTLS_SSL_MAX_ALPN_NAME_LEN) ||
+ (tot_len > MBEDTLS_SSL_MAX_ALPN_LIST_LEN)) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
}
conf->alpn_list = protos;
- return( 0 );
+ return 0;
}
-const char *mbedtls_ssl_get_alpn_protocol( const mbedtls_ssl_context *ssl )
+const char *mbedtls_ssl_get_alpn_protocol(const mbedtls_ssl_context *ssl)
{
- return( ssl->alpn_chosen );
+ return ssl->alpn_chosen;
}
#endif /* MBEDTLS_SSL_ALPN */
#if defined(MBEDTLS_SSL_DTLS_SRTP)
-void mbedtls_ssl_conf_srtp_mki_value_supported( mbedtls_ssl_config *conf,
- int support_mki_value )
+void mbedtls_ssl_conf_srtp_mki_value_supported(mbedtls_ssl_config *conf,
+ int support_mki_value)
{
conf->dtls_srtp_mki_support = support_mki_value;
}
-int mbedtls_ssl_dtls_srtp_set_mki_value( mbedtls_ssl_context *ssl,
- unsigned char *mki_value,
- uint16_t mki_len )
+int mbedtls_ssl_dtls_srtp_set_mki_value(mbedtls_ssl_context *ssl,
+ unsigned char *mki_value,
+ uint16_t mki_len)
{
- if( mki_len > MBEDTLS_TLS_SRTP_MAX_MKI_LENGTH )
- {
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (mki_len > MBEDTLS_TLS_SRTP_MAX_MKI_LENGTH) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
- if( ssl->conf->dtls_srtp_mki_support == MBEDTLS_SSL_DTLS_SRTP_MKI_UNSUPPORTED )
- {
- return( MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE );
+ if (ssl->conf->dtls_srtp_mki_support == MBEDTLS_SSL_DTLS_SRTP_MKI_UNSUPPORTED) {
+ return MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE;
}
- memcpy( ssl->dtls_srtp_info.mki_value, mki_value, mki_len );
+ memcpy(ssl->dtls_srtp_info.mki_value, mki_value, mki_len);
ssl->dtls_srtp_info.mki_len = mki_len;
- return( 0 );
+ return 0;
}
-int mbedtls_ssl_conf_dtls_srtp_protection_profiles( mbedtls_ssl_config *conf,
- const mbedtls_ssl_srtp_profile *profiles )
+int mbedtls_ssl_conf_dtls_srtp_protection_profiles(mbedtls_ssl_config *conf,
+ const mbedtls_ssl_srtp_profile *profiles)
{
const mbedtls_ssl_srtp_profile *p;
size_t list_size = 0;
/* check the profiles list: all entry must be valid,
* its size cannot be more than the total number of supported profiles, currently 4 */
- for( p = profiles; *p != MBEDTLS_TLS_SRTP_UNSET &&
- list_size <= MBEDTLS_TLS_SRTP_MAX_PROFILE_LIST_LENGTH;
- p++ )
- {
- if( mbedtls_ssl_check_srtp_profile_value( *p ) != MBEDTLS_TLS_SRTP_UNSET )
- {
+ for (p = profiles; *p != MBEDTLS_TLS_SRTP_UNSET &&
+ list_size <= MBEDTLS_TLS_SRTP_MAX_PROFILE_LIST_LENGTH;
+ p++) {
+ if (mbedtls_ssl_check_srtp_profile_value(*p) != MBEDTLS_TLS_SRTP_UNSET) {
list_size++;
- }
- else
- {
+ } else {
/* unsupported value, stop parsing and set the size to an error value */
list_size = MBEDTLS_TLS_SRTP_MAX_PROFILE_LIST_LENGTH + 1;
}
}
- if( list_size > MBEDTLS_TLS_SRTP_MAX_PROFILE_LIST_LENGTH )
- {
- conf->dtls_srtp_profile_list = NULL;
- conf->dtls_srtp_profile_list_len = 0;
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (list_size > MBEDTLS_TLS_SRTP_MAX_PROFILE_LIST_LENGTH) {
+ conf->dtls_srtp_profile_list = NULL;
+ conf->dtls_srtp_profile_list_len = 0;
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
conf->dtls_srtp_profile_list = profiles;
conf->dtls_srtp_profile_list_len = list_size;
- return( 0 );
+ return 0;
}
-void mbedtls_ssl_get_dtls_srtp_negotiation_result( const mbedtls_ssl_context *ssl,
- mbedtls_dtls_srtp_info *dtls_srtp_info )
+void mbedtls_ssl_get_dtls_srtp_negotiation_result(const mbedtls_ssl_context *ssl,
+ mbedtls_dtls_srtp_info *dtls_srtp_info)
{
dtls_srtp_info->chosen_dtls_srtp_profile = ssl->dtls_srtp_info.chosen_dtls_srtp_profile;
/* do not copy the mki value if there is no chosen profile */
- if( dtls_srtp_info->chosen_dtls_srtp_profile == MBEDTLS_TLS_SRTP_UNSET )
- {
+ if (dtls_srtp_info->chosen_dtls_srtp_profile == MBEDTLS_TLS_SRTP_UNSET) {
dtls_srtp_info->mki_len = 0;
- }
- else
- {
+ } else {
dtls_srtp_info->mki_len = ssl->dtls_srtp_info.mki_len;
- memcpy( dtls_srtp_info->mki_value, ssl->dtls_srtp_info.mki_value,
- ssl->dtls_srtp_info.mki_len );
+ memcpy(dtls_srtp_info->mki_value, ssl->dtls_srtp_info.mki_value,
+ ssl->dtls_srtp_info.mki_len);
}
}
#endif /* MBEDTLS_SSL_DTLS_SRTP */
#if !defined(MBEDTLS_DEPRECATED_REMOVED)
-void mbedtls_ssl_conf_max_version( mbedtls_ssl_config *conf, int major, int minor )
+void mbedtls_ssl_conf_max_version(mbedtls_ssl_config *conf, int major, int minor)
{
conf->max_tls_version = (major << 8) | minor;
}
-void mbedtls_ssl_conf_min_version( mbedtls_ssl_config *conf, int major, int minor )
+void mbedtls_ssl_conf_min_version(mbedtls_ssl_config *conf, int major, int minor)
{
conf->min_tls_version = (major << 8) | minor;
}
#endif /* MBEDTLS_DEPRECATED_REMOVED */
#if defined(MBEDTLS_SSL_SRV_C)
-void mbedtls_ssl_conf_cert_req_ca_list( mbedtls_ssl_config *conf,
- char cert_req_ca_list )
+void mbedtls_ssl_conf_cert_req_ca_list(mbedtls_ssl_config *conf,
+ char cert_req_ca_list)
{
conf->cert_req_ca_list = cert_req_ca_list;
}
#endif
#if defined(MBEDTLS_SSL_ENCRYPT_THEN_MAC)
-void mbedtls_ssl_conf_encrypt_then_mac( mbedtls_ssl_config *conf, char etm )
+void mbedtls_ssl_conf_encrypt_then_mac(mbedtls_ssl_config *conf, char etm)
{
conf->encrypt_then_mac = etm;
}
#endif
#if defined(MBEDTLS_SSL_EXTENDED_MASTER_SECRET)
-void mbedtls_ssl_conf_extended_master_secret( mbedtls_ssl_config *conf, char ems )
+void mbedtls_ssl_conf_extended_master_secret(mbedtls_ssl_config *conf, char ems)
{
conf->extended_ms = ems;
}
#endif
#if defined(MBEDTLS_SSL_MAX_FRAGMENT_LENGTH)
-int mbedtls_ssl_conf_max_frag_len( mbedtls_ssl_config *conf, unsigned char mfl_code )
+int mbedtls_ssl_conf_max_frag_len(mbedtls_ssl_config *conf, unsigned char mfl_code)
{
- if( mfl_code >= MBEDTLS_SSL_MAX_FRAG_LEN_INVALID ||
- ssl_mfl_code_to_length( mfl_code ) > MBEDTLS_TLS_EXT_ADV_CONTENT_LEN )
- {
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (mfl_code >= MBEDTLS_SSL_MAX_FRAG_LEN_INVALID ||
+ ssl_mfl_code_to_length(mfl_code) > MBEDTLS_TLS_EXT_ADV_CONTENT_LEN) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
conf->mfl_code = mfl_code;
- return( 0 );
+ return 0;
}
#endif /* MBEDTLS_SSL_MAX_FRAGMENT_LENGTH */
-void mbedtls_ssl_conf_legacy_renegotiation( mbedtls_ssl_config *conf, int allow_legacy )
+void mbedtls_ssl_conf_legacy_renegotiation(mbedtls_ssl_config *conf, int allow_legacy)
{
conf->allow_legacy_renegotiation = allow_legacy;
}
#if defined(MBEDTLS_SSL_RENEGOTIATION)
-void mbedtls_ssl_conf_renegotiation( mbedtls_ssl_config *conf, int renegotiation )
+void mbedtls_ssl_conf_renegotiation(mbedtls_ssl_config *conf, int renegotiation)
{
conf->disable_renegotiation = renegotiation;
}
-void mbedtls_ssl_conf_renegotiation_enforced( mbedtls_ssl_config *conf, int max_records )
+void mbedtls_ssl_conf_renegotiation_enforced(mbedtls_ssl_config *conf, int max_records)
{
conf->renego_max_records = max_records;
}
-void mbedtls_ssl_conf_renegotiation_period( mbedtls_ssl_config *conf,
- const unsigned char period[8] )
+void mbedtls_ssl_conf_renegotiation_period(mbedtls_ssl_config *conf,
+ const unsigned char period[8])
{
- memcpy( conf->renego_period, period, 8 );
+ memcpy(conf->renego_period, period, 8);
}
#endif /* MBEDTLS_SSL_RENEGOTIATION */
#if defined(MBEDTLS_SSL_SESSION_TICKETS)
#if defined(MBEDTLS_SSL_CLI_C)
-void mbedtls_ssl_conf_session_tickets( mbedtls_ssl_config *conf, int use_tickets )
+void mbedtls_ssl_conf_session_tickets(mbedtls_ssl_config *conf, int use_tickets)
{
conf->session_tickets = use_tickets;
}
@@ -3089,17 +3059,17 @@
#if defined(MBEDTLS_SSL_SRV_C)
#if defined(MBEDTLS_SSL_PROTO_TLS1_3) && defined(MBEDTLS_SSL_SESSION_TICKETS)
-void mbedtls_ssl_conf_new_session_tickets( mbedtls_ssl_config *conf,
- uint16_t num_tickets )
+void mbedtls_ssl_conf_new_session_tickets(mbedtls_ssl_config *conf,
+ uint16_t num_tickets)
{
conf->new_session_tickets_count = num_tickets;
}
#endif
-void mbedtls_ssl_conf_session_tickets_cb( mbedtls_ssl_config *conf,
- mbedtls_ssl_ticket_write_t *f_ticket_write,
- mbedtls_ssl_ticket_parse_t *f_ticket_parse,
- void *p_ticket )
+void mbedtls_ssl_conf_session_tickets_cb(mbedtls_ssl_config *conf,
+ mbedtls_ssl_ticket_write_t *f_ticket_write,
+ mbedtls_ssl_ticket_parse_t *f_ticket_parse,
+ void *p_ticket)
{
conf->f_ticket_write = f_ticket_write;
conf->f_ticket_parse = f_ticket_parse;
@@ -3108,9 +3078,9 @@
#endif
#endif /* MBEDTLS_SSL_SESSION_TICKETS */
-void mbedtls_ssl_set_export_keys_cb( mbedtls_ssl_context *ssl,
- mbedtls_ssl_export_keys_t *f_export_keys,
- void *p_export_keys )
+void mbedtls_ssl_set_export_keys_cb(mbedtls_ssl_context *ssl,
+ mbedtls_ssl_export_keys_t *f_export_keys,
+ void *p_export_keys)
{
ssl->f_export_keys = f_export_keys;
ssl->p_export_keys = p_export_keys;
@@ -3123,7 +3093,7 @@
mbedtls_ssl_async_decrypt_t *f_async_decrypt,
mbedtls_ssl_async_resume_t *f_async_resume,
mbedtls_ssl_async_cancel_t *f_async_cancel,
- void *async_config_data )
+ void *async_config_data)
{
conf->f_async_sign_start = f_async_sign;
conf->f_async_decrypt_start = f_async_decrypt;
@@ -3132,167 +3102,166 @@
conf->p_async_config_data = async_config_data;
}
-void *mbedtls_ssl_conf_get_async_config_data( const mbedtls_ssl_config *conf )
+void *mbedtls_ssl_conf_get_async_config_data(const mbedtls_ssl_config *conf)
{
- return( conf->p_async_config_data );
+ return conf->p_async_config_data;
}
-void *mbedtls_ssl_get_async_operation_data( const mbedtls_ssl_context *ssl )
+void *mbedtls_ssl_get_async_operation_data(const mbedtls_ssl_context *ssl)
{
- if( ssl->handshake == NULL )
- return( NULL );
- else
- return( ssl->handshake->user_async_ctx );
+ if (ssl->handshake == NULL) {
+ return NULL;
+ } else {
+ return ssl->handshake->user_async_ctx;
+ }
}
-void mbedtls_ssl_set_async_operation_data( mbedtls_ssl_context *ssl,
- void *ctx )
+void mbedtls_ssl_set_async_operation_data(mbedtls_ssl_context *ssl,
+ void *ctx)
{
- if( ssl->handshake != NULL )
+ if (ssl->handshake != NULL) {
ssl->handshake->user_async_ctx = ctx;
+ }
}
#endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
/*
* SSL get accessors
*/
-uint32_t mbedtls_ssl_get_verify_result( const mbedtls_ssl_context *ssl )
+uint32_t mbedtls_ssl_get_verify_result(const mbedtls_ssl_context *ssl)
{
- if( ssl->session != NULL )
- return( ssl->session->verify_result );
+ if (ssl->session != NULL) {
+ return ssl->session->verify_result;
+ }
- if( ssl->session_negotiate != NULL )
- return( ssl->session_negotiate->verify_result );
+ if (ssl->session_negotiate != NULL) {
+ return ssl->session_negotiate->verify_result;
+ }
- return( 0xFFFFFFFF );
+ return 0xFFFFFFFF;
}
-int mbedtls_ssl_get_ciphersuite_id_from_ssl( const mbedtls_ssl_context *ssl )
+int mbedtls_ssl_get_ciphersuite_id_from_ssl(const mbedtls_ssl_context *ssl)
{
- if( ssl == NULL || ssl->session == NULL )
- return( 0 );
+ if (ssl == NULL || ssl->session == NULL) {
+ return 0;
+ }
- return( ssl->session->ciphersuite );
+ return ssl->session->ciphersuite;
}
-const char *mbedtls_ssl_get_ciphersuite( const mbedtls_ssl_context *ssl )
+const char *mbedtls_ssl_get_ciphersuite(const mbedtls_ssl_context *ssl)
{
- if( ssl == NULL || ssl->session == NULL )
- return( NULL );
+ if (ssl == NULL || ssl->session == NULL) {
+ return NULL;
+ }
- return mbedtls_ssl_get_ciphersuite_name( ssl->session->ciphersuite );
+ return mbedtls_ssl_get_ciphersuite_name(ssl->session->ciphersuite);
}
-const char *mbedtls_ssl_get_version( const mbedtls_ssl_context *ssl )
+const char *mbedtls_ssl_get_version(const mbedtls_ssl_context *ssl)
{
#if defined(MBEDTLS_SSL_PROTO_DTLS)
- if( ssl->conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM )
- {
- switch( ssl->tls_version )
- {
+ if (ssl->conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM) {
+ switch (ssl->tls_version) {
case MBEDTLS_SSL_VERSION_TLS1_2:
- return( "DTLSv1.2" );
+ return "DTLSv1.2";
default:
- return( "unknown (DTLS)" );
+ return "unknown (DTLS)";
}
}
#endif
- switch( ssl->tls_version )
- {
+ switch (ssl->tls_version) {
case MBEDTLS_SSL_VERSION_TLS1_2:
- return( "TLSv1.2" );
+ return "TLSv1.2";
case MBEDTLS_SSL_VERSION_TLS1_3:
- return( "TLSv1.3" );
+ return "TLSv1.3";
default:
- return( "unknown" );
+ return "unknown";
}
}
#if defined(MBEDTLS_SSL_MAX_FRAGMENT_LENGTH)
-size_t mbedtls_ssl_get_input_max_frag_len( const mbedtls_ssl_context *ssl )
+size_t mbedtls_ssl_get_input_max_frag_len(const mbedtls_ssl_context *ssl)
{
size_t max_len = MBEDTLS_SSL_IN_CONTENT_LEN;
size_t read_mfl;
/* Use the configured MFL for the client if we're past SERVER_HELLO_DONE */
- if( ssl->conf->endpoint == MBEDTLS_SSL_IS_CLIENT &&
- ssl->state >= MBEDTLS_SSL_SERVER_HELLO_DONE )
- {
- return ssl_mfl_code_to_length( ssl->conf->mfl_code );
+ if (ssl->conf->endpoint == MBEDTLS_SSL_IS_CLIENT &&
+ ssl->state >= MBEDTLS_SSL_SERVER_HELLO_DONE) {
+ return ssl_mfl_code_to_length(ssl->conf->mfl_code);
}
/* Check if a smaller max length was negotiated */
- if( ssl->session_out != NULL )
- {
- read_mfl = ssl_mfl_code_to_length( ssl->session_out->mfl_code );
- if( read_mfl < max_len )
- {
+ if (ssl->session_out != NULL) {
+ read_mfl = ssl_mfl_code_to_length(ssl->session_out->mfl_code);
+ if (read_mfl < max_len) {
max_len = read_mfl;
}
}
// During a handshake, use the value being negotiated
- if( ssl->session_negotiate != NULL )
- {
- read_mfl = ssl_mfl_code_to_length( ssl->session_negotiate->mfl_code );
- if( read_mfl < max_len )
- {
+ if (ssl->session_negotiate != NULL) {
+ read_mfl = ssl_mfl_code_to_length(ssl->session_negotiate->mfl_code);
+ if (read_mfl < max_len) {
max_len = read_mfl;
}
}
- return( max_len );
+ return max_len;
}
-size_t mbedtls_ssl_get_output_max_frag_len( const mbedtls_ssl_context *ssl )
+size_t mbedtls_ssl_get_output_max_frag_len(const mbedtls_ssl_context *ssl)
{
size_t max_len;
/*
* Assume mfl_code is correct since it was checked when set
*/
- max_len = ssl_mfl_code_to_length( ssl->conf->mfl_code );
+ max_len = ssl_mfl_code_to_length(ssl->conf->mfl_code);
/* Check if a smaller max length was negotiated */
- if( ssl->session_out != NULL &&
- ssl_mfl_code_to_length( ssl->session_out->mfl_code ) < max_len )
- {
- max_len = ssl_mfl_code_to_length( ssl->session_out->mfl_code );
+ if (ssl->session_out != NULL &&
+ ssl_mfl_code_to_length(ssl->session_out->mfl_code) < max_len) {
+ max_len = ssl_mfl_code_to_length(ssl->session_out->mfl_code);
}
/* During a handshake, use the value being negotiated */
- if( ssl->session_negotiate != NULL &&
- ssl_mfl_code_to_length( ssl->session_negotiate->mfl_code ) < max_len )
- {
- max_len = ssl_mfl_code_to_length( ssl->session_negotiate->mfl_code );
+ if (ssl->session_negotiate != NULL &&
+ ssl_mfl_code_to_length(ssl->session_negotiate->mfl_code) < max_len) {
+ max_len = ssl_mfl_code_to_length(ssl->session_negotiate->mfl_code);
}
- return( max_len );
+ return max_len;
}
#endif /* MBEDTLS_SSL_MAX_FRAGMENT_LENGTH */
#if defined(MBEDTLS_SSL_PROTO_DTLS)
-size_t mbedtls_ssl_get_current_mtu( const mbedtls_ssl_context *ssl )
+size_t mbedtls_ssl_get_current_mtu(const mbedtls_ssl_context *ssl)
{
/* Return unlimited mtu for client hello messages to avoid fragmentation. */
- if( ssl->conf->endpoint == MBEDTLS_SSL_IS_CLIENT &&
- ( ssl->state == MBEDTLS_SSL_CLIENT_HELLO ||
- ssl->state == MBEDTLS_SSL_SERVER_HELLO ) )
- return ( 0 );
+ if (ssl->conf->endpoint == MBEDTLS_SSL_IS_CLIENT &&
+ (ssl->state == MBEDTLS_SSL_CLIENT_HELLO ||
+ ssl->state == MBEDTLS_SSL_SERVER_HELLO)) {
+ return 0;
+ }
- if( ssl->handshake == NULL || ssl->handshake->mtu == 0 )
- return( ssl->mtu );
+ if (ssl->handshake == NULL || ssl->handshake->mtu == 0) {
+ return ssl->mtu;
+ }
- if( ssl->mtu == 0 )
- return( ssl->handshake->mtu );
+ if (ssl->mtu == 0) {
+ return ssl->handshake->mtu;
+ }
- return( ssl->mtu < ssl->handshake->mtu ?
- ssl->mtu : ssl->handshake->mtu );
+ return ssl->mtu < ssl->handshake->mtu ?
+ ssl->mtu : ssl->handshake->mtu;
}
#endif /* MBEDTLS_SSL_PROTO_DTLS */
-int mbedtls_ssl_get_max_out_record_payload( const mbedtls_ssl_context *ssl )
+int mbedtls_ssl_get_max_out_record_payload(const mbedtls_ssl_context *ssl)
{
size_t max_len = MBEDTLS_SSL_OUT_CONTENT_LEN;
@@ -3302,30 +3271,31 @@
#endif
#if defined(MBEDTLS_SSL_MAX_FRAGMENT_LENGTH)
- const size_t mfl = mbedtls_ssl_get_output_max_frag_len( ssl );
+ const size_t mfl = mbedtls_ssl_get_output_max_frag_len(ssl);
- if( max_len > mfl )
+ if (max_len > mfl) {
max_len = mfl;
+ }
#endif
#if defined(MBEDTLS_SSL_PROTO_DTLS)
- if( mbedtls_ssl_get_current_mtu( ssl ) != 0 )
- {
- const size_t mtu = mbedtls_ssl_get_current_mtu( ssl );
- const int ret = mbedtls_ssl_get_record_expansion( ssl );
+ if (mbedtls_ssl_get_current_mtu(ssl) != 0) {
+ const size_t mtu = mbedtls_ssl_get_current_mtu(ssl);
+ const int ret = mbedtls_ssl_get_record_expansion(ssl);
const size_t overhead = (size_t) ret;
- if( ret < 0 )
- return( ret );
-
- if( mtu <= overhead )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "MTU too low for record expansion" ) );
- return( MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE );
+ if (ret < 0) {
+ return ret;
}
- if( max_len > mtu - overhead )
+ if (mtu <= overhead) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("MTU too low for record expansion"));
+ return MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE;
+ }
+
+ if (max_len > mtu - overhead) {
max_len = mtu - overhead;
+ }
}
#endif /* MBEDTLS_SSL_PROTO_DTLS */
@@ -3334,10 +3304,10 @@
((void) ssl);
#endif
- return( (int) max_len );
+ return (int) max_len;
}
-int mbedtls_ssl_get_max_in_record_payload( const mbedtls_ssl_context *ssl )
+int mbedtls_ssl_get_max_in_record_payload(const mbedtls_ssl_context *ssl)
{
size_t max_len = MBEDTLS_SSL_IN_CONTENT_LEN;
@@ -3346,41 +3316,42 @@
#endif
#if defined(MBEDTLS_SSL_MAX_FRAGMENT_LENGTH)
- const size_t mfl = mbedtls_ssl_get_input_max_frag_len( ssl );
+ const size_t mfl = mbedtls_ssl_get_input_max_frag_len(ssl);
- if( max_len > mfl )
+ if (max_len > mfl) {
max_len = mfl;
+ }
#endif
- return( (int) max_len );
+ return (int) max_len;
}
#if defined(MBEDTLS_X509_CRT_PARSE_C)
-const mbedtls_x509_crt *mbedtls_ssl_get_peer_cert( const mbedtls_ssl_context *ssl )
+const mbedtls_x509_crt *mbedtls_ssl_get_peer_cert(const mbedtls_ssl_context *ssl)
{
- if( ssl == NULL || ssl->session == NULL )
- return( NULL );
+ if (ssl == NULL || ssl->session == NULL) {
+ return NULL;
+ }
#if defined(MBEDTLS_SSL_KEEP_PEER_CERTIFICATE)
- return( ssl->session->peer_cert );
+ return ssl->session->peer_cert;
#else
- return( NULL );
+ return NULL;
#endif /* MBEDTLS_SSL_KEEP_PEER_CERTIFICATE */
}
#endif /* MBEDTLS_X509_CRT_PARSE_C */
#if defined(MBEDTLS_SSL_CLI_C)
-int mbedtls_ssl_get_session( const mbedtls_ssl_context *ssl,
- mbedtls_ssl_session *dst )
+int mbedtls_ssl_get_session(const mbedtls_ssl_context *ssl,
+ mbedtls_ssl_session *dst)
{
int ret;
- if( ssl == NULL ||
+ if (ssl == NULL ||
dst == NULL ||
ssl->session == NULL ||
- ssl->conf->endpoint != MBEDTLS_SSL_IS_CLIENT )
- {
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ ssl->conf->endpoint != MBEDTLS_SSL_IS_CLIENT) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
/* Since Mbed TLS 3.0, mbedtls_ssl_get_session() is no longer
@@ -3394,16 +3365,18 @@
* Check whether we have already exported the current session,
* and fail if so.
*/
- if( ssl->session->exported == 1 )
- return( MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE );
+ if (ssl->session->exported == 1) {
+ return MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE;
+ }
- ret = mbedtls_ssl_session_copy( dst, ssl->session );
- if( ret != 0 )
- return( ret );
+ ret = mbedtls_ssl_session_copy(dst, ssl->session);
+ if (ret != 0) {
+ return ret;
+ }
/* Remember that we've exported the session. */
ssl->session->exported = 1;
- return( 0 );
+ return 0;
}
#endif /* MBEDTLS_SSL_CLI_C */
@@ -3461,20 +3434,21 @@
#define SSL_SERIALIZED_SESSION_CONFIG_TICKET_BIT 5
#define SSL_SERIALIZED_SESSION_CONFIG_BITFLAG \
- ( (uint16_t) ( \
- ( SSL_SERIALIZED_SESSION_CONFIG_TIME << SSL_SERIALIZED_SESSION_CONFIG_TIME_BIT ) | \
- ( SSL_SERIALIZED_SESSION_CONFIG_CRT << SSL_SERIALIZED_SESSION_CONFIG_CRT_BIT ) | \
- ( SSL_SERIALIZED_SESSION_CONFIG_CLIENT_TICKET << SSL_SERIALIZED_SESSION_CONFIG_CLIENT_TICKET_BIT ) | \
- ( SSL_SERIALIZED_SESSION_CONFIG_MFL << SSL_SERIALIZED_SESSION_CONFIG_MFL_BIT ) | \
- ( SSL_SERIALIZED_SESSION_CONFIG_ETM << SSL_SERIALIZED_SESSION_CONFIG_ETM_BIT ) | \
- ( SSL_SERIALIZED_SESSION_CONFIG_TICKET << SSL_SERIALIZED_SESSION_CONFIG_TICKET_BIT ) ) )
+ ((uint16_t) ( \
+ (SSL_SERIALIZED_SESSION_CONFIG_TIME << SSL_SERIALIZED_SESSION_CONFIG_TIME_BIT) | \
+ (SSL_SERIALIZED_SESSION_CONFIG_CRT << SSL_SERIALIZED_SESSION_CONFIG_CRT_BIT) | \
+ (SSL_SERIALIZED_SESSION_CONFIG_CLIENT_TICKET << \
+ SSL_SERIALIZED_SESSION_CONFIG_CLIENT_TICKET_BIT) | \
+ (SSL_SERIALIZED_SESSION_CONFIG_MFL << SSL_SERIALIZED_SESSION_CONFIG_MFL_BIT) | \
+ (SSL_SERIALIZED_SESSION_CONFIG_ETM << SSL_SERIALIZED_SESSION_CONFIG_ETM_BIT) | \
+ (SSL_SERIALIZED_SESSION_CONFIG_TICKET << SSL_SERIALIZED_SESSION_CONFIG_TICKET_BIT)))
static unsigned char ssl_serialized_session_header[] = {
MBEDTLS_VERSION_MAJOR,
MBEDTLS_VERSION_MINOR,
MBEDTLS_VERSION_PATCH,
- MBEDTLS_BYTE_1( SSL_SERIALIZED_SESSION_CONFIG_BITFLAG ),
- MBEDTLS_BYTE_0( SSL_SERIALIZED_SESSION_CONFIG_BITFLAG ),
+ MBEDTLS_BYTE_1(SSL_SERIALIZED_SESSION_CONFIG_BITFLAG),
+ MBEDTLS_BYTE_0(SSL_SERIALIZED_SESSION_CONFIG_BITFLAG),
};
/*
@@ -3511,11 +3485,11 @@
*/
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_session_save( const mbedtls_ssl_session *session,
- unsigned char omit_header,
- unsigned char *buf,
- size_t buf_len,
- size_t *olen )
+static int ssl_session_save(const mbedtls_ssl_session *session,
+ unsigned char omit_header,
+ unsigned char *buf,
+ size_t buf_len,
+ size_t *olen)
{
unsigned char *p = buf;
size_t used = 0;
@@ -3524,21 +3498,20 @@
size_t out_len;
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
#endif
- if( session == NULL )
- return( MBEDTLS_ERR_SSL_INTERNAL_ERROR );
+ if (session == NULL) {
+ return MBEDTLS_ERR_SSL_INTERNAL_ERROR;
+ }
- if( !omit_header )
- {
+ if (!omit_header) {
/*
* Add Mbed TLS version identifier
*/
- used += sizeof( ssl_serialized_session_header );
+ used += sizeof(ssl_serialized_session_header);
- if( used <= buf_len )
- {
- memcpy( p, ssl_serialized_session_header,
- sizeof( ssl_serialized_session_header ) );
- p += sizeof( ssl_serialized_session_header );
+ if (used <= buf_len) {
+ memcpy(p, ssl_serialized_session_header,
+ sizeof(ssl_serialized_session_header));
+ p += sizeof(ssl_serialized_session_header);
}
}
@@ -3546,50 +3519,50 @@
* TLS version identifier
*/
used += 1;
- if( used <= buf_len )
- {
- *p++ = MBEDTLS_BYTE_0( session->tls_version );
+ if (used <= buf_len) {
+ *p++ = MBEDTLS_BYTE_0(session->tls_version);
}
/* Forward to version-specific serialization routine. */
remaining_len = (buf_len >= used) ? buf_len - used : 0;
- switch( session->tls_version )
- {
+ switch (session->tls_version) {
#if defined(MBEDTLS_SSL_PROTO_TLS1_2)
- case MBEDTLS_SSL_VERSION_TLS1_2:
- used += ssl_tls12_session_save( session, p, remaining_len );
- break;
+ case MBEDTLS_SSL_VERSION_TLS1_2:
+ used += ssl_tls12_session_save(session, p, remaining_len);
+ break;
#endif /* MBEDTLS_SSL_PROTO_TLS1_2 */
#if defined(MBEDTLS_SSL_PROTO_TLS1_3)
- case MBEDTLS_SSL_VERSION_TLS1_3:
- ret = ssl_tls13_session_save( session, p, remaining_len, &out_len );
- if( ret != 0 && ret != MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL )
- return( ret );
- used += out_len;
- break;
+ case MBEDTLS_SSL_VERSION_TLS1_3:
+ ret = ssl_tls13_session_save(session, p, remaining_len, &out_len);
+ if (ret != 0 && ret != MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL) {
+ return ret;
+ }
+ used += out_len;
+ break;
#endif /* MBEDTLS_SSL_PROTO_TLS1_3 */
- default:
- return( MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE );
+ default:
+ return MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE;
}
*olen = used;
- if( used > buf_len )
- return( MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL );
+ if (used > buf_len) {
+ return MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL;
+ }
- return( 0 );
+ return 0;
}
/*
* Public wrapper for ssl_session_save()
*/
-int mbedtls_ssl_session_save( const mbedtls_ssl_session *session,
- unsigned char *buf,
- size_t buf_len,
- size_t *olen )
+int mbedtls_ssl_session_save(const mbedtls_ssl_session *session,
+ unsigned char *buf,
+ size_t buf_len,
+ size_t *olen)
{
- return( ssl_session_save( session, 0, buf, buf_len, olen ) );
+ return ssl_session_save(session, 0, buf, buf_len, olen);
}
/*
@@ -3599,82 +3572,83 @@
* case of error, and has an extra option omit_header.
*/
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_session_load( mbedtls_ssl_session *session,
- unsigned char omit_header,
- const unsigned char *buf,
- size_t len )
+static int ssl_session_load(mbedtls_ssl_session *session,
+ unsigned char omit_header,
+ const unsigned char *buf,
+ size_t len)
{
const unsigned char *p = buf;
const unsigned char * const end = buf + len;
size_t remaining_len;
- if( session == NULL )
- return( MBEDTLS_ERR_SSL_INTERNAL_ERROR );
+ if (session == NULL) {
+ return MBEDTLS_ERR_SSL_INTERNAL_ERROR;
+ }
- if( !omit_header )
- {
+ if (!omit_header) {
/*
* Check Mbed TLS version identifier
*/
- if( (size_t)( end - p ) < sizeof( ssl_serialized_session_header ) )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
-
- if( memcmp( p, ssl_serialized_session_header,
- sizeof( ssl_serialized_session_header ) ) != 0 )
- {
- return( MBEDTLS_ERR_SSL_VERSION_MISMATCH );
+ if ((size_t) (end - p) < sizeof(ssl_serialized_session_header)) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
- p += sizeof( ssl_serialized_session_header );
+
+ if (memcmp(p, ssl_serialized_session_header,
+ sizeof(ssl_serialized_session_header)) != 0) {
+ return MBEDTLS_ERR_SSL_VERSION_MISMATCH;
+ }
+ p += sizeof(ssl_serialized_session_header);
}
/*
* TLS version identifier
*/
- if( 1 > (size_t)( end - p ) )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (1 > (size_t) (end - p)) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
session->tls_version = 0x0300 | *p++;
/* Dispatch according to TLS version. */
- remaining_len = ( end - p );
- switch( session->tls_version )
- {
+ remaining_len = (end - p);
+ switch (session->tls_version) {
#if defined(MBEDTLS_SSL_PROTO_TLS1_2)
- case MBEDTLS_SSL_VERSION_TLS1_2:
- return( ssl_tls12_session_load( session, p, remaining_len ) );
+ case MBEDTLS_SSL_VERSION_TLS1_2:
+ return ssl_tls12_session_load(session, p, remaining_len);
#endif /* MBEDTLS_SSL_PROTO_TLS1_2 */
#if defined(MBEDTLS_SSL_PROTO_TLS1_3)
- case MBEDTLS_SSL_VERSION_TLS1_3:
- return( ssl_tls13_session_load( session, p, remaining_len ) );
+ case MBEDTLS_SSL_VERSION_TLS1_3:
+ return ssl_tls13_session_load(session, p, remaining_len);
#endif /* MBEDTLS_SSL_PROTO_TLS1_3 */
- default:
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ default:
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
}
/*
* Deserialize session: public wrapper for error cleaning
*/
-int mbedtls_ssl_session_load( mbedtls_ssl_session *session,
- const unsigned char *buf,
- size_t len )
+int mbedtls_ssl_session_load(mbedtls_ssl_session *session,
+ const unsigned char *buf,
+ size_t len)
{
- int ret = ssl_session_load( session, 0, buf, len );
+ int ret = ssl_session_load(session, 0, buf, len);
- if( ret != 0 )
- mbedtls_ssl_session_free( session );
+ if (ret != 0) {
+ mbedtls_ssl_session_free(session);
+ }
- return( ret );
+ return ret;
}
/*
* Perform a single step of the SSL handshake
*/
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_prepare_handshake_step( mbedtls_ssl_context *ssl )
+static int ssl_prepare_handshake_step(mbedtls_ssl_context *ssl)
{
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
@@ -3693,143 +3667,143 @@
* `mbedtls_ssl_handle_pending_alert` in case an error that triggered an
* alert occurred.
*/
- if( ( ret = mbedtls_ssl_flush_output( ssl ) ) != 0 )
- return( ret );
+ if ((ret = mbedtls_ssl_flush_output(ssl)) != 0) {
+ return ret;
+ }
#if defined(MBEDTLS_SSL_PROTO_DTLS)
- if( ssl->conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM &&
- ssl->handshake->retransmit_state == MBEDTLS_SSL_RETRANS_SENDING )
- {
- if( ( ret = mbedtls_ssl_flight_transmit( ssl ) ) != 0 )
- return( ret );
+ if (ssl->conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM &&
+ ssl->handshake->retransmit_state == MBEDTLS_SSL_RETRANS_SENDING) {
+ if ((ret = mbedtls_ssl_flight_transmit(ssl)) != 0) {
+ return ret;
+ }
}
#endif /* MBEDTLS_SSL_PROTO_DTLS */
- return( ret );
+ return ret;
}
-int mbedtls_ssl_handshake_step( mbedtls_ssl_context *ssl )
+int mbedtls_ssl_handshake_step(mbedtls_ssl_context *ssl)
{
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
- if( ssl == NULL ||
+ if (ssl == NULL ||
ssl->conf == NULL ||
ssl->handshake == NULL ||
- ssl->state == MBEDTLS_SSL_HANDSHAKE_OVER )
- {
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ ssl->state == MBEDTLS_SSL_HANDSHAKE_OVER) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
- ret = ssl_prepare_handshake_step( ssl );
- if( ret != 0 )
- return( ret );
+ ret = ssl_prepare_handshake_step(ssl);
+ if (ret != 0) {
+ return ret;
+ }
- ret = mbedtls_ssl_handle_pending_alert( ssl );
- if( ret != 0 )
+ ret = mbedtls_ssl_handle_pending_alert(ssl);
+ if (ret != 0) {
goto cleanup;
+ }
/* If ssl->conf->endpoint is not one of MBEDTLS_SSL_IS_CLIENT or
* MBEDTLS_SSL_IS_SERVER, this is the return code we give */
ret = MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
#if defined(MBEDTLS_SSL_CLI_C)
- if( ssl->conf->endpoint == MBEDTLS_SSL_IS_CLIENT )
- {
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "client state: %s",
- mbedtls_ssl_states_str( ssl->state ) ) );
+ if (ssl->conf->endpoint == MBEDTLS_SSL_IS_CLIENT) {
+ MBEDTLS_SSL_DEBUG_MSG(2, ("client state: %s",
+ mbedtls_ssl_states_str(ssl->state)));
- switch( ssl->state )
- {
+ switch (ssl->state) {
case MBEDTLS_SSL_HELLO_REQUEST:
ssl->state = MBEDTLS_SSL_CLIENT_HELLO;
ret = 0;
break;
case MBEDTLS_SSL_CLIENT_HELLO:
- ret = mbedtls_ssl_write_client_hello( ssl );
+ ret = mbedtls_ssl_write_client_hello(ssl);
break;
default:
#if defined(MBEDTLS_SSL_PROTO_TLS1_2) && defined(MBEDTLS_SSL_PROTO_TLS1_3)
- if( ssl->tls_version == MBEDTLS_SSL_VERSION_TLS1_3 )
- ret = mbedtls_ssl_tls13_handshake_client_step( ssl );
- else
- ret = mbedtls_ssl_handshake_client_step( ssl );
+ if (ssl->tls_version == MBEDTLS_SSL_VERSION_TLS1_3) {
+ ret = mbedtls_ssl_tls13_handshake_client_step(ssl);
+ } else {
+ ret = mbedtls_ssl_handshake_client_step(ssl);
+ }
#elif defined(MBEDTLS_SSL_PROTO_TLS1_2)
- ret = mbedtls_ssl_handshake_client_step( ssl );
+ ret = mbedtls_ssl_handshake_client_step(ssl);
#else
- ret = mbedtls_ssl_tls13_handshake_client_step( ssl );
+ ret = mbedtls_ssl_tls13_handshake_client_step(ssl);
#endif
}
}
#endif
#if defined(MBEDTLS_SSL_SRV_C)
- if( ssl->conf->endpoint == MBEDTLS_SSL_IS_SERVER )
- {
+ if (ssl->conf->endpoint == MBEDTLS_SSL_IS_SERVER) {
#if defined(MBEDTLS_SSL_PROTO_TLS1_3)
- if( mbedtls_ssl_conf_is_tls13_only( ssl->conf ) )
- ret = mbedtls_ssl_tls13_handshake_server_step( ssl );
+ if (mbedtls_ssl_conf_is_tls13_only(ssl->conf)) {
+ ret = mbedtls_ssl_tls13_handshake_server_step(ssl);
+ }
#endif /* MBEDTLS_SSL_PROTO_TLS1_3 */
#if defined(MBEDTLS_SSL_PROTO_TLS1_2)
- if( mbedtls_ssl_conf_is_tls12_only( ssl->conf ) )
- ret = mbedtls_ssl_handshake_server_step( ssl );
+ if (mbedtls_ssl_conf_is_tls12_only(ssl->conf)) {
+ ret = mbedtls_ssl_handshake_server_step(ssl);
+ }
#endif /* MBEDTLS_SSL_PROTO_TLS1_2 */
}
#endif
- if( ret != 0 )
- {
+ if (ret != 0) {
/* handshake_step return error. And it is same
* with alert_reason.
*/
- if( ssl->send_alert )
- {
- ret = mbedtls_ssl_handle_pending_alert( ssl );
+ if (ssl->send_alert) {
+ ret = mbedtls_ssl_handle_pending_alert(ssl);
goto cleanup;
}
}
cleanup:
- return( ret );
+ return ret;
}
/*
* Perform the SSL handshake
*/
-int mbedtls_ssl_handshake( mbedtls_ssl_context *ssl )
+int mbedtls_ssl_handshake(mbedtls_ssl_context *ssl)
{
int ret = 0;
/* Sanity checks */
- if( ssl == NULL || ssl->conf == NULL )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (ssl == NULL || ssl->conf == NULL) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
#if defined(MBEDTLS_SSL_PROTO_DTLS)
- if( ssl->conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM &&
- ( ssl->f_set_timer == NULL || ssl->f_get_timer == NULL ) )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "You must use "
- "mbedtls_ssl_set_timer_cb() for DTLS" ) );
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (ssl->conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM &&
+ (ssl->f_set_timer == NULL || ssl->f_get_timer == NULL)) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("You must use "
+ "mbedtls_ssl_set_timer_cb() for DTLS"));
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
#endif /* MBEDTLS_SSL_PROTO_DTLS */
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "=> handshake" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("=> handshake"));
/* Main handshake loop */
- while( ssl->state != MBEDTLS_SSL_HANDSHAKE_OVER )
- {
- ret = mbedtls_ssl_handshake_step( ssl );
+ while (ssl->state != MBEDTLS_SSL_HANDSHAKE_OVER) {
+ ret = mbedtls_ssl_handshake_step(ssl);
- if( ret != 0 )
+ if (ret != 0) {
break;
+ }
}
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "<= handshake" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("<= handshake"));
- return( ret );
+ return ret;
}
#if defined(MBEDTLS_SSL_RENEGOTIATION)
@@ -3838,25 +3812,24 @@
* Write HelloRequest to request renegotiation on server
*/
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_write_hello_request( mbedtls_ssl_context *ssl )
+static int ssl_write_hello_request(mbedtls_ssl_context *ssl)
{
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "=> write hello request" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("=> write hello request"));
ssl->out_msglen = 4;
ssl->out_msgtype = MBEDTLS_SSL_MSG_HANDSHAKE;
ssl->out_msg[0] = MBEDTLS_SSL_HS_HELLO_REQUEST;
- if( ( ret = mbedtls_ssl_write_handshake_msg( ssl ) ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_ssl_write_handshake_msg", ret );
- return( ret );
+ if ((ret = mbedtls_ssl_write_handshake_msg(ssl)) != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_ssl_write_handshake_msg", ret);
+ return ret;
}
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "<= write hello request" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("<= write hello request"));
- return( 0 );
+ return 0;
}
#endif /* MBEDTLS_SSL_SRV_C */
@@ -3869,67 +3842,69 @@
* If the handshake doesn't complete due to waiting for I/O, it will continue
* during the next calls to mbedtls_ssl_renegotiate() or mbedtls_ssl_read() respectively.
*/
-int mbedtls_ssl_start_renegotiation( mbedtls_ssl_context *ssl )
+int mbedtls_ssl_start_renegotiation(mbedtls_ssl_context *ssl)
{
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "=> renegotiate" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("=> renegotiate"));
- if( ( ret = ssl_handshake_init( ssl ) ) != 0 )
- return( ret );
+ if ((ret = ssl_handshake_init(ssl)) != 0) {
+ return ret;
+ }
/* RFC 6347 4.2.2: "[...] the HelloRequest will have message_seq = 0 and
* the ServerHello will have message_seq = 1" */
#if defined(MBEDTLS_SSL_PROTO_DTLS)
- if( ssl->conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM &&
- ssl->renego_status == MBEDTLS_SSL_RENEGOTIATION_PENDING )
- {
- if( ssl->conf->endpoint == MBEDTLS_SSL_IS_SERVER )
+ if (ssl->conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM &&
+ ssl->renego_status == MBEDTLS_SSL_RENEGOTIATION_PENDING) {
+ if (ssl->conf->endpoint == MBEDTLS_SSL_IS_SERVER) {
ssl->handshake->out_msg_seq = 1;
- else
+ } else {
ssl->handshake->in_msg_seq = 1;
+ }
}
#endif
ssl->state = MBEDTLS_SSL_HELLO_REQUEST;
ssl->renego_status = MBEDTLS_SSL_RENEGOTIATION_IN_PROGRESS;
- if( ( ret = mbedtls_ssl_handshake( ssl ) ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_ssl_handshake", ret );
- return( ret );
+ if ((ret = mbedtls_ssl_handshake(ssl)) != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_ssl_handshake", ret);
+ return ret;
}
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "<= renegotiate" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("<= renegotiate"));
- return( 0 );
+ return 0;
}
/*
* Renegotiate current connection on client,
* or request renegotiation on server
*/
-int mbedtls_ssl_renegotiate( mbedtls_ssl_context *ssl )
+int mbedtls_ssl_renegotiate(mbedtls_ssl_context *ssl)
{
int ret = MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE;
- if( ssl == NULL || ssl->conf == NULL )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (ssl == NULL || ssl->conf == NULL) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
#if defined(MBEDTLS_SSL_SRV_C)
/* On server, just send the request */
- if( ssl->conf->endpoint == MBEDTLS_SSL_IS_SERVER )
- {
- if( mbedtls_ssl_is_handshake_over( ssl ) == 0 )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (ssl->conf->endpoint == MBEDTLS_SSL_IS_SERVER) {
+ if (mbedtls_ssl_is_handshake_over(ssl) == 0) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
ssl->renego_status = MBEDTLS_SSL_RENEGOTIATION_PENDING;
/* Did we already try/start sending HelloRequest? */
- if( ssl->out_left != 0 )
- return( mbedtls_ssl_flush_output( ssl ) );
+ if (ssl->out_left != 0) {
+ return mbedtls_ssl_flush_output(ssl);
+ }
- return( ssl_write_hello_request( ssl ) );
+ return ssl_write_hello_request(ssl);
}
#endif /* MBEDTLS_SSL_SRV_C */
@@ -3938,108 +3913,104 @@
* On client, either start the renegotiation process or,
* if already in progress, continue the handshake
*/
- if( ssl->renego_status != MBEDTLS_SSL_RENEGOTIATION_IN_PROGRESS )
- {
- if( mbedtls_ssl_is_handshake_over( ssl ) == 0 )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
-
- if( ( ret = mbedtls_ssl_start_renegotiation( ssl ) ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_ssl_start_renegotiation", ret );
- return( ret );
+ if (ssl->renego_status != MBEDTLS_SSL_RENEGOTIATION_IN_PROGRESS) {
+ if (mbedtls_ssl_is_handshake_over(ssl) == 0) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
- }
- else
- {
- if( ( ret = mbedtls_ssl_handshake( ssl ) ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_ssl_handshake", ret );
- return( ret );
+
+ if ((ret = mbedtls_ssl_start_renegotiation(ssl)) != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_ssl_start_renegotiation", ret);
+ return ret;
+ }
+ } else {
+ if ((ret = mbedtls_ssl_handshake(ssl)) != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_ssl_handshake", ret);
+ return ret;
}
}
#endif /* MBEDTLS_SSL_CLI_C */
- return( ret );
+ return ret;
}
#endif /* MBEDTLS_SSL_RENEGOTIATION */
-void mbedtls_ssl_handshake_free( mbedtls_ssl_context *ssl )
+void mbedtls_ssl_handshake_free(mbedtls_ssl_context *ssl)
{
mbedtls_ssl_handshake_params *handshake = ssl->handshake;
- if( handshake == NULL )
+ if (handshake == NULL) {
return;
+ }
#if defined(MBEDTLS_ECP_C)
#if !defined(MBEDTLS_DEPRECATED_REMOVED)
- if ( ssl->handshake->group_list_heap_allocated )
- mbedtls_free( (void*) handshake->group_list );
+ if (ssl->handshake->group_list_heap_allocated) {
+ mbedtls_free((void *) handshake->group_list);
+ }
handshake->group_list = NULL;
#endif /* MBEDTLS_DEPRECATED_REMOVED */
#endif /* MBEDTLS_ECP_C */
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED)
#if !defined(MBEDTLS_DEPRECATED_REMOVED)
- if ( ssl->handshake->sig_algs_heap_allocated )
- mbedtls_free( (void*) handshake->sig_algs );
+ if (ssl->handshake->sig_algs_heap_allocated) {
+ mbedtls_free((void *) handshake->sig_algs);
+ }
handshake->sig_algs = NULL;
#endif /* MBEDTLS_DEPRECATED_REMOVED */
#if defined(MBEDTLS_SSL_PROTO_TLS1_3)
- if( ssl->handshake->certificate_request_context )
- {
- mbedtls_free( (void*) handshake->certificate_request_context );
+ if (ssl->handshake->certificate_request_context) {
+ mbedtls_free((void *) handshake->certificate_request_context);
}
#endif /* MBEDTLS_SSL_PROTO_TLS1_3 */
#endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */
#if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
- if( ssl->conf->f_async_cancel != NULL && handshake->async_in_progress != 0 )
- {
- ssl->conf->f_async_cancel( ssl );
+ if (ssl->conf->f_async_cancel != NULL && handshake->async_in_progress != 0) {
+ ssl->conf->f_async_cancel(ssl);
handshake->async_in_progress = 0;
}
#endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
#if defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
#if defined(MBEDTLS_USE_PSA_CRYPTO)
- psa_hash_abort( &handshake->fin_sha256_psa );
+ psa_hash_abort(&handshake->fin_sha256_psa);
#else
- mbedtls_sha256_free( &handshake->fin_sha256 );
+ mbedtls_sha256_free(&handshake->fin_sha256);
#endif
#endif
#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
#if defined(MBEDTLS_USE_PSA_CRYPTO)
- psa_hash_abort( &handshake->fin_sha384_psa );
+ psa_hash_abort(&handshake->fin_sha384_psa);
#else
- mbedtls_sha512_free( &handshake->fin_sha384 );
+ mbedtls_sha512_free(&handshake->fin_sha384);
#endif
#endif
#if defined(MBEDTLS_DHM_C)
- mbedtls_dhm_free( &handshake->dhm_ctx );
+ mbedtls_dhm_free(&handshake->dhm_ctx);
#endif
#if !defined(MBEDTLS_USE_PSA_CRYPTO) && defined(MBEDTLS_ECDH_C)
- mbedtls_ecdh_free( &handshake->ecdh_ctx );
+ mbedtls_ecdh_free(&handshake->ecdh_ctx);
#endif
#if defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED)
#if defined(MBEDTLS_USE_PSA_CRYPTO)
- psa_pake_abort( &handshake->psa_pake_ctx );
+ psa_pake_abort(&handshake->psa_pake_ctx);
/*
* Opaque keys are not stored in the handshake's data and it's the user
* responsibility to destroy them. Clear ones, instead, are created by
* the TLS library and should be destroyed at the same level
*/
- if( ! mbedtls_svc_key_id_is_null( handshake->psa_pake_password ) )
- {
- psa_destroy_key( handshake->psa_pake_password );
+ if (!mbedtls_svc_key_id_is_null(handshake->psa_pake_password)) {
+ psa_destroy_key(handshake->psa_pake_password);
}
handshake->psa_pake_password = MBEDTLS_SVC_KEY_ID_INIT;
#else
- mbedtls_ecjpake_free( &handshake->ecjpake_ctx );
+ mbedtls_ecjpake_free(&handshake->ecjpake_ctx);
#endif /* MBEDTLS_USE_PSA_CRYPTO */
#if defined(MBEDTLS_SSL_CLI_C)
- mbedtls_free( handshake->ecjpake_cache );
+ mbedtls_free(handshake->ecjpake_cache);
handshake->ecjpake_cache = NULL;
handshake->ecjpake_cache_len = 0;
#endif
@@ -4048,27 +4019,24 @@
#if defined(MBEDTLS_ECDH_C) || defined(MBEDTLS_ECDSA_C) || \
defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED)
/* explicit void pointer cast for buggy MS compiler */
- mbedtls_free( (void *) handshake->curves );
+ mbedtls_free((void *) handshake->curves);
#endif
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED)
#if defined(MBEDTLS_USE_PSA_CRYPTO)
- if( ! mbedtls_svc_key_id_is_null( ssl->handshake->psk_opaque ) )
- {
+ if (!mbedtls_svc_key_id_is_null(ssl->handshake->psk_opaque)) {
/* The maintenance of the external PSK key slot is the
* user's responsibility. */
- if( ssl->handshake->psk_opaque_is_internal )
- {
- psa_destroy_key( ssl->handshake->psk_opaque );
+ if (ssl->handshake->psk_opaque_is_internal) {
+ psa_destroy_key(ssl->handshake->psk_opaque);
ssl->handshake->psk_opaque_is_internal = 0;
}
ssl->handshake->psk_opaque = MBEDTLS_SVC_KEY_ID_INIT;
}
#else
- if( handshake->psk != NULL )
- {
- mbedtls_platform_zeroize( handshake->psk, handshake->psk_len );
- mbedtls_free( handshake->psk );
+ if (handshake->psk != NULL) {
+ mbedtls_platform_zeroize(handshake->psk, handshake->psk_len);
+ mbedtls_free(handshake->psk);
}
#endif /* MBEDTLS_USE_PSA_CRYPTO */
#endif /* MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED */
@@ -4079,46 +4047,46 @@
* Free only the linked list wrapper, not the keys themselves
* since the belong to the SNI callback
*/
- ssl_key_cert_free( handshake->sni_key_cert );
+ ssl_key_cert_free(handshake->sni_key_cert);
#endif /* MBEDTLS_X509_CRT_PARSE_C && MBEDTLS_SSL_SERVER_NAME_INDICATION */
#if defined(MBEDTLS_SSL_ECP_RESTARTABLE_ENABLED)
- mbedtls_x509_crt_restart_free( &handshake->ecrs_ctx );
- if( handshake->ecrs_peer_cert != NULL )
- {
- mbedtls_x509_crt_free( handshake->ecrs_peer_cert );
- mbedtls_free( handshake->ecrs_peer_cert );
+ mbedtls_x509_crt_restart_free(&handshake->ecrs_ctx);
+ if (handshake->ecrs_peer_cert != NULL) {
+ mbedtls_x509_crt_free(handshake->ecrs_peer_cert);
+ mbedtls_free(handshake->ecrs_peer_cert);
}
#endif
#if defined(MBEDTLS_X509_CRT_PARSE_C) && \
!defined(MBEDTLS_SSL_KEEP_PEER_CERTIFICATE)
- mbedtls_pk_free( &handshake->peer_pubkey );
+ mbedtls_pk_free(&handshake->peer_pubkey);
#endif /* MBEDTLS_X509_CRT_PARSE_C && !MBEDTLS_SSL_KEEP_PEER_CERTIFICATE */
#if defined(MBEDTLS_SSL_CLI_C) && \
- ( defined(MBEDTLS_SSL_PROTO_DTLS) || defined(MBEDTLS_SSL_PROTO_TLS1_3) )
- mbedtls_free( handshake->cookie );
+ (defined(MBEDTLS_SSL_PROTO_DTLS) || defined(MBEDTLS_SSL_PROTO_TLS1_3))
+ mbedtls_free(handshake->cookie);
#endif /* MBEDTLS_SSL_CLI_C &&
( MBEDTLS_SSL_PROTO_DTLS || MBEDTLS_SSL_PROTO_TLS1_3 ) */
#if defined(MBEDTLS_SSL_PROTO_DTLS)
- mbedtls_ssl_flight_free( handshake->flight );
- mbedtls_ssl_buffering_free( ssl );
+ mbedtls_ssl_flight_free(handshake->flight);
+ mbedtls_ssl_buffering_free(ssl);
#endif /* MBEDTLS_SSL_PROTO_DTLS */
#if defined(MBEDTLS_ECDH_C) && \
- ( defined(MBEDTLS_USE_PSA_CRYPTO) || defined(MBEDTLS_SSL_PROTO_TLS1_3) )
- if( handshake->ecdh_psa_privkey_is_external == 0 )
- psa_destroy_key( handshake->ecdh_psa_privkey );
+ (defined(MBEDTLS_USE_PSA_CRYPTO) || defined(MBEDTLS_SSL_PROTO_TLS1_3))
+ if (handshake->ecdh_psa_privkey_is_external == 0) {
+ psa_destroy_key(handshake->ecdh_psa_privkey);
+ }
#endif /* MBEDTLS_ECDH_C && MBEDTLS_USE_PSA_CRYPTO */
#if defined(MBEDTLS_SSL_PROTO_TLS1_3)
- mbedtls_ssl_transform_free( handshake->transform_handshake );
- mbedtls_free( handshake->transform_handshake );
+ mbedtls_ssl_transform_free(handshake->transform_handshake);
+ mbedtls_free(handshake->transform_handshake);
#if defined(MBEDTLS_SSL_EARLY_DATA)
- mbedtls_ssl_transform_free( handshake->transform_earlydata );
- mbedtls_free( handshake->transform_earlydata );
+ mbedtls_ssl_transform_free(handshake->transform_earlydata);
+ mbedtls_free(handshake->transform_earlydata);
#endif
#endif /* MBEDTLS_SSL_PROTO_TLS1_3 */
@@ -4128,33 +4096,34 @@
* processes datagrams and the fact that a datagram is allowed to have
* several records in it, it is possible that the I/O buffers are not
* empty at this stage */
- handle_buffer_resizing( ssl, 1, mbedtls_ssl_get_input_buflen( ssl ),
- mbedtls_ssl_get_output_buflen( ssl ) );
+ handle_buffer_resizing(ssl, 1, mbedtls_ssl_get_input_buflen(ssl),
+ mbedtls_ssl_get_output_buflen(ssl));
#endif
/* mbedtls_platform_zeroize MUST be last one in this function */
- mbedtls_platform_zeroize( handshake,
- sizeof( mbedtls_ssl_handshake_params ) );
+ mbedtls_platform_zeroize(handshake,
+ sizeof(mbedtls_ssl_handshake_params));
}
-void mbedtls_ssl_session_free( mbedtls_ssl_session *session )
+void mbedtls_ssl_session_free(mbedtls_ssl_session *session)
{
- if( session == NULL )
+ if (session == NULL) {
return;
+ }
#if defined(MBEDTLS_X509_CRT_PARSE_C)
- ssl_clear_peer_cert( session );
+ ssl_clear_peer_cert(session);
#endif
#if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_CLI_C)
#if defined(MBEDTLS_SSL_PROTO_TLS1_3) && \
defined(MBEDTLS_SSL_SERVER_NAME_INDICATION)
- mbedtls_free( session->hostname );
+ mbedtls_free(session->hostname);
#endif
- mbedtls_free( session->ticket );
+ mbedtls_free(session->ticket);
#endif
- mbedtls_platform_zeroize( session, sizeof( mbedtls_ssl_session ) );
+ mbedtls_platform_zeroize(session, sizeof(mbedtls_ssl_session));
}
#if defined(MBEDTLS_SSL_CONTEXT_SERIALIZATION)
@@ -4185,22 +4154,25 @@
#define SSL_SERIALIZED_CONTEXT_CONFIG_ALPN_BIT 3
#define SSL_SERIALIZED_CONTEXT_CONFIG_BITFLAG \
- ( (uint32_t) ( \
- ( SSL_SERIALIZED_CONTEXT_CONFIG_DTLS_CONNECTION_ID << SSL_SERIALIZED_CONTEXT_CONFIG_DTLS_CONNECTION_ID_BIT ) | \
- ( SSL_SERIALIZED_CONTEXT_CONFIG_DTLS_BADMAC_LIMIT << SSL_SERIALIZED_CONTEXT_CONFIG_DTLS_BADMAC_LIMIT_BIT ) | \
- ( SSL_SERIALIZED_CONTEXT_CONFIG_DTLS_ANTI_REPLAY << SSL_SERIALIZED_CONTEXT_CONFIG_DTLS_ANTI_REPLAY_BIT ) | \
- ( SSL_SERIALIZED_CONTEXT_CONFIG_ALPN << SSL_SERIALIZED_CONTEXT_CONFIG_ALPN_BIT ) | \
- 0u ) )
+ ((uint32_t) ( \
+ (SSL_SERIALIZED_CONTEXT_CONFIG_DTLS_CONNECTION_ID << \
+ SSL_SERIALIZED_CONTEXT_CONFIG_DTLS_CONNECTION_ID_BIT) | \
+ (SSL_SERIALIZED_CONTEXT_CONFIG_DTLS_BADMAC_LIMIT << \
+ SSL_SERIALIZED_CONTEXT_CONFIG_DTLS_BADMAC_LIMIT_BIT) | \
+ (SSL_SERIALIZED_CONTEXT_CONFIG_DTLS_ANTI_REPLAY << \
+ SSL_SERIALIZED_CONTEXT_CONFIG_DTLS_ANTI_REPLAY_BIT) | \
+ (SSL_SERIALIZED_CONTEXT_CONFIG_ALPN << SSL_SERIALIZED_CONTEXT_CONFIG_ALPN_BIT) | \
+ 0u))
static unsigned char ssl_serialized_context_header[] = {
MBEDTLS_VERSION_MAJOR,
MBEDTLS_VERSION_MINOR,
MBEDTLS_VERSION_PATCH,
- MBEDTLS_BYTE_1( SSL_SERIALIZED_SESSION_CONFIG_BITFLAG ),
- MBEDTLS_BYTE_0( SSL_SERIALIZED_SESSION_CONFIG_BITFLAG ),
- MBEDTLS_BYTE_2( SSL_SERIALIZED_CONTEXT_CONFIG_BITFLAG ),
- MBEDTLS_BYTE_1( SSL_SERIALIZED_CONTEXT_CONFIG_BITFLAG ),
- MBEDTLS_BYTE_0( SSL_SERIALIZED_CONTEXT_CONFIG_BITFLAG ),
+ MBEDTLS_BYTE_1(SSL_SERIALIZED_SESSION_CONFIG_BITFLAG),
+ MBEDTLS_BYTE_0(SSL_SERIALIZED_SESSION_CONFIG_BITFLAG),
+ MBEDTLS_BYTE_2(SSL_SERIALIZED_CONTEXT_CONFIG_BITFLAG),
+ MBEDTLS_BYTE_1(SSL_SERIALIZED_CONTEXT_CONFIG_BITFLAG),
+ MBEDTLS_BYTE_0(SSL_SERIALIZED_CONTEXT_CONFIG_BITFLAG),
};
/*
@@ -4241,10 +4213,10 @@
* 4. value was temporary (eg content of input buffer)
* 5. value will be provided by the user again (eg I/O callbacks and context)
*/
-int mbedtls_ssl_context_save( mbedtls_ssl_context *ssl,
- unsigned char *buf,
- size_t buf_len,
- size_t *olen )
+int mbedtls_ssl_context_save(mbedtls_ssl_context *ssl,
+ unsigned char *buf,
+ size_t buf_len,
+ size_t *olen)
{
unsigned char *p = buf;
size_t used = 0;
@@ -4260,89 +4232,80 @@
* (only DTLS) but are currently used to simplify the implementation.
*/
/* The initial handshake must be over */
- if( mbedtls_ssl_is_handshake_over( ssl ) == 0 )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "Initial handshake isn't over" ) );
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (mbedtls_ssl_is_handshake_over(ssl) == 0) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("Initial handshake isn't over"));
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
- if( ssl->handshake != NULL )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "Handshake isn't completed" ) );
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (ssl->handshake != NULL) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("Handshake isn't completed"));
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
/* Double-check that sub-structures are indeed ready */
- if( ssl->transform == NULL || ssl->session == NULL )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "Serialised structures aren't ready" ) );
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (ssl->transform == NULL || ssl->session == NULL) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("Serialised structures aren't ready"));
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
/* There must be no pending incoming or outgoing data */
- if( mbedtls_ssl_check_pending( ssl ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "There is pending incoming data" ) );
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (mbedtls_ssl_check_pending(ssl) != 0) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("There is pending incoming data"));
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
- if( ssl->out_left != 0 )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "There is pending outgoing data" ) );
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (ssl->out_left != 0) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("There is pending outgoing data"));
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
/* Protocol must be DTLS, not TLS */
- if( ssl->conf->transport != MBEDTLS_SSL_TRANSPORT_DATAGRAM )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "Only DTLS is supported" ) );
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (ssl->conf->transport != MBEDTLS_SSL_TRANSPORT_DATAGRAM) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("Only DTLS is supported"));
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
/* Version must be 1.2 */
- if( ssl->tls_version != MBEDTLS_SSL_VERSION_TLS1_2 )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "Only version 1.2 supported" ) );
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (ssl->tls_version != MBEDTLS_SSL_VERSION_TLS1_2) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("Only version 1.2 supported"));
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
/* We must be using an AEAD ciphersuite */
- if( mbedtls_ssl_transform_uses_aead( ssl->transform ) != 1 )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "Only AEAD ciphersuites supported" ) );
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (mbedtls_ssl_transform_uses_aead(ssl->transform) != 1) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("Only AEAD ciphersuites supported"));
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
/* Renegotiation must not be enabled */
#if defined(MBEDTLS_SSL_RENEGOTIATION)
- if( ssl->conf->disable_renegotiation != MBEDTLS_SSL_RENEGOTIATION_DISABLED )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "Renegotiation must not be enabled" ) );
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (ssl->conf->disable_renegotiation != MBEDTLS_SSL_RENEGOTIATION_DISABLED) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("Renegotiation must not be enabled"));
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
#endif
/*
* Version and format identifier
*/
- used += sizeof( ssl_serialized_context_header );
+ used += sizeof(ssl_serialized_context_header);
- if( used <= buf_len )
- {
- memcpy( p, ssl_serialized_context_header,
- sizeof( ssl_serialized_context_header ) );
- p += sizeof( ssl_serialized_context_header );
+ if (used <= buf_len) {
+ memcpy(p, ssl_serialized_context_header,
+ sizeof(ssl_serialized_context_header));
+ p += sizeof(ssl_serialized_context_header);
}
/*
* Session (length + data)
*/
- ret = ssl_session_save( ssl->session, 1, NULL, 0, &session_len );
- if( ret != MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL )
- return( ret );
+ ret = ssl_session_save(ssl->session, 1, NULL, 0, &session_len);
+ if (ret != MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL) {
+ return ret;
+ }
used += 4 + session_len;
- if( used <= buf_len )
- {
- MBEDTLS_PUT_UINT32_BE( session_len, p, 0 );
+ if (used <= buf_len) {
+ MBEDTLS_PUT_UINT32_BE(session_len, p, 0);
p += 4;
- ret = ssl_session_save( ssl->session, 1,
- p, session_len, &session_len );
- if( ret != 0 )
- return( ret );
+ ret = ssl_session_save(ssl->session, 1,
+ p, session_len, &session_len);
+ if (ret != 0) {
+ return ret;
+ }
p += session_len;
}
@@ -4350,24 +4313,22 @@
/*
* Transform
*/
- used += sizeof( ssl->transform->randbytes );
- if( used <= buf_len )
- {
- memcpy( p, ssl->transform->randbytes,
- sizeof( ssl->transform->randbytes ) );
- p += sizeof( ssl->transform->randbytes );
+ used += sizeof(ssl->transform->randbytes);
+ if (used <= buf_len) {
+ memcpy(p, ssl->transform->randbytes,
+ sizeof(ssl->transform->randbytes));
+ p += sizeof(ssl->transform->randbytes);
}
#if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
used += 2 + ssl->transform->in_cid_len + ssl->transform->out_cid_len;
- if( used <= buf_len )
- {
+ if (used <= buf_len) {
*p++ = ssl->transform->in_cid_len;
- memcpy( p, ssl->transform->in_cid, ssl->transform->in_cid_len );
+ memcpy(p, ssl->transform->in_cid, ssl->transform->in_cid_len);
p += ssl->transform->in_cid_len;
*p++ = ssl->transform->out_cid_len;
- memcpy( p, ssl->transform->out_cid, ssl->transform->out_cid_len );
+ memcpy(p, ssl->transform->out_cid, ssl->transform->out_cid_len);
p += ssl->transform->out_cid_len;
}
#endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
@@ -4376,44 +4337,39 @@
* Saved fields from top-level ssl_context structure
*/
used += 4;
- if( used <= buf_len )
- {
- MBEDTLS_PUT_UINT32_BE( ssl->badmac_seen, p, 0 );
+ if (used <= buf_len) {
+ MBEDTLS_PUT_UINT32_BE(ssl->badmac_seen, p, 0);
p += 4;
}
#if defined(MBEDTLS_SSL_DTLS_ANTI_REPLAY)
used += 16;
- if( used <= buf_len )
- {
- MBEDTLS_PUT_UINT64_BE( ssl->in_window_top, p, 0 );
+ if (used <= buf_len) {
+ MBEDTLS_PUT_UINT64_BE(ssl->in_window_top, p, 0);
p += 8;
- MBEDTLS_PUT_UINT64_BE( ssl->in_window, p, 0 );
+ MBEDTLS_PUT_UINT64_BE(ssl->in_window, p, 0);
p += 8;
}
#endif /* MBEDTLS_SSL_DTLS_ANTI_REPLAY */
#if defined(MBEDTLS_SSL_PROTO_DTLS)
used += 1;
- if( used <= buf_len )
- {
+ if (used <= buf_len) {
*p++ = ssl->disable_datagram_packing;
}
#endif /* MBEDTLS_SSL_PROTO_DTLS */
used += MBEDTLS_SSL_SEQUENCE_NUMBER_LEN;
- if( used <= buf_len )
- {
- memcpy( p, ssl->cur_out_ctr, MBEDTLS_SSL_SEQUENCE_NUMBER_LEN );
+ if (used <= buf_len) {
+ memcpy(p, ssl->cur_out_ctr, MBEDTLS_SSL_SEQUENCE_NUMBER_LEN);
p += MBEDTLS_SSL_SEQUENCE_NUMBER_LEN;
}
#if defined(MBEDTLS_SSL_PROTO_DTLS)
used += 2;
- if( used <= buf_len )
- {
- MBEDTLS_PUT_UINT16_BE( ssl->mtu, p, 0 );
+ if (used <= buf_len) {
+ MBEDTLS_PUT_UINT16_BE(ssl->mtu, p, 0);
p += 2;
}
#endif /* MBEDTLS_SSL_PROTO_DTLS */
@@ -4421,17 +4377,15 @@
#if defined(MBEDTLS_SSL_ALPN)
{
const uint8_t alpn_len = ssl->alpn_chosen
- ? (uint8_t) strlen( ssl->alpn_chosen )
+ ? (uint8_t) strlen(ssl->alpn_chosen)
: 0;
used += 1 + alpn_len;
- if( used <= buf_len )
- {
+ if (used <= buf_len) {
*p++ = alpn_len;
- if( ssl->alpn_chosen != NULL )
- {
- memcpy( p, ssl->alpn_chosen, alpn_len );
+ if (ssl->alpn_chosen != NULL) {
+ memcpy(p, ssl->alpn_chosen, alpn_len);
p += alpn_len;
}
}
@@ -4443,12 +4397,13 @@
*/
*olen = used;
- if( used > buf_len )
- return( MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL );
+ if (used > buf_len) {
+ return MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL;
+ }
- MBEDTLS_SSL_DEBUG_BUF( 4, "saved context", buf, used );
+ MBEDTLS_SSL_DEBUG_BUF(4, "saved context", buf, used);
- return( mbedtls_ssl_session_reset_int( ssl, 0 ) );
+ return mbedtls_ssl_session_reset_int(ssl, 0);
}
/*
@@ -4458,9 +4413,9 @@
* case of error.
*/
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_context_load( mbedtls_ssl_context *ssl,
- const unsigned char *buf,
- size_t len )
+static int ssl_context_load(mbedtls_ssl_context *ssl,
+ const unsigned char *buf,
+ size_t len)
{
const unsigned char *p = buf;
const unsigned char * const end = buf + len;
@@ -4476,52 +4431,51 @@
* (Checking session is useful because it won't be NULL if we're
* renegotiating, or if the user mistakenly loaded a session first.)
*/
- if( ssl->state != MBEDTLS_SSL_HELLO_REQUEST ||
- ssl->session != NULL )
- {
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (ssl->state != MBEDTLS_SSL_HELLO_REQUEST ||
+ ssl->session != NULL) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
/*
* We can't check that the config matches the initial one, but we can at
* least check it matches the requirements for serializing.
*/
- if( ssl->conf->transport != MBEDTLS_SSL_TRANSPORT_DATAGRAM ||
+ if (ssl->conf->transport != MBEDTLS_SSL_TRANSPORT_DATAGRAM ||
ssl->conf->max_tls_version < MBEDTLS_SSL_VERSION_TLS1_2 ||
ssl->conf->min_tls_version > MBEDTLS_SSL_VERSION_TLS1_2 ||
#if defined(MBEDTLS_SSL_RENEGOTIATION)
ssl->conf->disable_renegotiation != MBEDTLS_SSL_RENEGOTIATION_DISABLED ||
#endif
- 0 )
- {
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ 0) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
- MBEDTLS_SSL_DEBUG_BUF( 4, "context to load", buf, len );
+ MBEDTLS_SSL_DEBUG_BUF(4, "context to load", buf, len);
/*
* Check version identifier
*/
- if( (size_t)( end - p ) < sizeof( ssl_serialized_context_header ) )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
-
- if( memcmp( p, ssl_serialized_context_header,
- sizeof( ssl_serialized_context_header ) ) != 0 )
- {
- return( MBEDTLS_ERR_SSL_VERSION_MISMATCH );
+ if ((size_t) (end - p) < sizeof(ssl_serialized_context_header)) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
- p += sizeof( ssl_serialized_context_header );
+
+ if (memcmp(p, ssl_serialized_context_header,
+ sizeof(ssl_serialized_context_header)) != 0) {
+ return MBEDTLS_ERR_SSL_VERSION_MISMATCH;
+ }
+ p += sizeof(ssl_serialized_context_header);
/*
* Session
*/
- if( (size_t)( end - p ) < 4 )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if ((size_t) (end - p) < 4) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- session_len = ( (size_t) p[0] << 24 ) |
- ( (size_t) p[1] << 16 ) |
- ( (size_t) p[2] << 8 ) |
- ( (size_t) p[3] );
+ session_len = ((size_t) p[0] << 24) |
+ ((size_t) p[1] << 16) |
+ ((size_t) p[2] << 8) |
+ ((size_t) p[3]);
p += 4;
/* This has been allocated by ssl_handshake_init(), called by
@@ -4531,14 +4485,14 @@
ssl->session_out = ssl->session;
ssl->session_negotiate = NULL;
- if( (size_t)( end - p ) < session_len )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if ((size_t) (end - p) < session_len) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- ret = ssl_session_load( ssl->session, 1, p, session_len );
- if( ret != 0 )
- {
- mbedtls_ssl_session_free( ssl->session );
- return( ret );
+ ret = ssl_session_load(ssl->session, 1, p, session_len);
+ if (ret != 0) {
+ mbedtls_ssl_session_free(ssl->session);
+ return ret;
}
p += session_len;
@@ -4555,106 +4509,117 @@
ssl->transform_negotiate = NULL;
#if defined(MBEDTLS_SSL_PROTO_TLS1_2)
- prf_func = ssl_tls12prf_from_cs( ssl->session->ciphersuite );
- if( prf_func == NULL )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ prf_func = ssl_tls12prf_from_cs(ssl->session->ciphersuite);
+ if (prf_func == NULL) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
/* Read random bytes and populate structure */
- if( (size_t)( end - p ) < sizeof( ssl->transform->randbytes ) )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if ((size_t) (end - p) < sizeof(ssl->transform->randbytes)) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- ret = ssl_tls12_populate_transform( ssl->transform,
- ssl->session->ciphersuite,
- ssl->session->master,
+ ret = ssl_tls12_populate_transform(ssl->transform,
+ ssl->session->ciphersuite,
+ ssl->session->master,
#if defined(MBEDTLS_SSL_SOME_SUITES_USE_CBC_ETM)
- ssl->session->encrypt_then_mac,
+ ssl->session->encrypt_then_mac,
#endif /* MBEDTLS_SSL_SOME_SUITES_USE_CBC_ETM */
- prf_func,
- p, /* currently pointing to randbytes */
- MBEDTLS_SSL_VERSION_TLS1_2, /* (D)TLS 1.2 is forced */
- ssl->conf->endpoint,
- ssl );
- if( ret != 0 )
- return( ret );
+ prf_func,
+ p, /* currently pointing to randbytes */
+ MBEDTLS_SSL_VERSION_TLS1_2, /* (D)TLS 1.2 is forced */
+ ssl->conf->endpoint,
+ ssl);
+ if (ret != 0) {
+ return ret;
+ }
#endif /* MBEDTLS_SSL_PROTO_TLS1_2 */
- p += sizeof( ssl->transform->randbytes );
+ p += sizeof(ssl->transform->randbytes);
#if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
/* Read connection IDs and store them */
- if( (size_t)( end - p ) < 1 )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if ((size_t) (end - p) < 1) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
ssl->transform->in_cid_len = *p++;
- if( (size_t)( end - p ) < ssl->transform->in_cid_len + 1u )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if ((size_t) (end - p) < ssl->transform->in_cid_len + 1u) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- memcpy( ssl->transform->in_cid, p, ssl->transform->in_cid_len );
+ memcpy(ssl->transform->in_cid, p, ssl->transform->in_cid_len);
p += ssl->transform->in_cid_len;
ssl->transform->out_cid_len = *p++;
- if( (size_t)( end - p ) < ssl->transform->out_cid_len )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if ((size_t) (end - p) < ssl->transform->out_cid_len) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- memcpy( ssl->transform->out_cid, p, ssl->transform->out_cid_len );
+ memcpy(ssl->transform->out_cid, p, ssl->transform->out_cid_len);
p += ssl->transform->out_cid_len;
#endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
/*
* Saved fields from top-level ssl_context structure
*/
- if( (size_t)( end - p ) < 4 )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if ((size_t) (end - p) < 4) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- ssl->badmac_seen = ( (uint32_t) p[0] << 24 ) |
- ( (uint32_t) p[1] << 16 ) |
- ( (uint32_t) p[2] << 8 ) |
- ( (uint32_t) p[3] );
+ ssl->badmac_seen = ((uint32_t) p[0] << 24) |
+ ((uint32_t) p[1] << 16) |
+ ((uint32_t) p[2] << 8) |
+ ((uint32_t) p[3]);
p += 4;
#if defined(MBEDTLS_SSL_DTLS_ANTI_REPLAY)
- if( (size_t)( end - p ) < 16 )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if ((size_t) (end - p) < 16) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- ssl->in_window_top = ( (uint64_t) p[0] << 56 ) |
- ( (uint64_t) p[1] << 48 ) |
- ( (uint64_t) p[2] << 40 ) |
- ( (uint64_t) p[3] << 32 ) |
- ( (uint64_t) p[4] << 24 ) |
- ( (uint64_t) p[5] << 16 ) |
- ( (uint64_t) p[6] << 8 ) |
- ( (uint64_t) p[7] );
+ ssl->in_window_top = ((uint64_t) p[0] << 56) |
+ ((uint64_t) p[1] << 48) |
+ ((uint64_t) p[2] << 40) |
+ ((uint64_t) p[3] << 32) |
+ ((uint64_t) p[4] << 24) |
+ ((uint64_t) p[5] << 16) |
+ ((uint64_t) p[6] << 8) |
+ ((uint64_t) p[7]);
p += 8;
- ssl->in_window = ( (uint64_t) p[0] << 56 ) |
- ( (uint64_t) p[1] << 48 ) |
- ( (uint64_t) p[2] << 40 ) |
- ( (uint64_t) p[3] << 32 ) |
- ( (uint64_t) p[4] << 24 ) |
- ( (uint64_t) p[5] << 16 ) |
- ( (uint64_t) p[6] << 8 ) |
- ( (uint64_t) p[7] );
+ ssl->in_window = ((uint64_t) p[0] << 56) |
+ ((uint64_t) p[1] << 48) |
+ ((uint64_t) p[2] << 40) |
+ ((uint64_t) p[3] << 32) |
+ ((uint64_t) p[4] << 24) |
+ ((uint64_t) p[5] << 16) |
+ ((uint64_t) p[6] << 8) |
+ ((uint64_t) p[7]);
p += 8;
#endif /* MBEDTLS_SSL_DTLS_ANTI_REPLAY */
#if defined(MBEDTLS_SSL_PROTO_DTLS)
- if( (size_t)( end - p ) < 1 )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if ((size_t) (end - p) < 1) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
ssl->disable_datagram_packing = *p++;
#endif /* MBEDTLS_SSL_PROTO_DTLS */
- if( (size_t)( end - p ) < sizeof( ssl->cur_out_ctr ) )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
- memcpy( ssl->cur_out_ctr, p, sizeof( ssl->cur_out_ctr ) );
- p += sizeof( ssl->cur_out_ctr );
+ if ((size_t) (end - p) < sizeof(ssl->cur_out_ctr)) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
+ memcpy(ssl->cur_out_ctr, p, sizeof(ssl->cur_out_ctr));
+ p += sizeof(ssl->cur_out_ctr);
#if defined(MBEDTLS_SSL_PROTO_DTLS)
- if( (size_t)( end - p ) < 2 )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if ((size_t) (end - p) < 2) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- ssl->mtu = ( p[0] << 8 ) | p[1];
+ ssl->mtu = (p[0] << 8) | p[1];
p += 2;
#endif /* MBEDTLS_SSL_PROTO_DTLS */
@@ -4663,19 +4628,17 @@
uint8_t alpn_len;
const char **cur;
- if( (size_t)( end - p ) < 1 )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if ((size_t) (end - p) < 1) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
alpn_len = *p++;
- if( alpn_len != 0 && ssl->conf->alpn_list != NULL )
- {
+ if (alpn_len != 0 && ssl->conf->alpn_list != NULL) {
/* alpn_chosen should point to an item in the configured list */
- for( cur = ssl->conf->alpn_list; *cur != NULL; cur++ )
- {
- if( strlen( *cur ) == alpn_len &&
- memcmp( p, cur, alpn_len ) == 0 )
- {
+ for (cur = ssl->conf->alpn_list; *cur != NULL; cur++) {
+ if (strlen(*cur) == alpn_len &&
+ memcmp(p, cur, alpn_len) == 0) {
ssl->alpn_chosen = *cur;
break;
}
@@ -4683,8 +4646,9 @@
}
/* can only happen on conf mismatch */
- if( alpn_len != 0 && ssl->alpn_chosen == NULL )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (alpn_len != 0 && ssl->alpn_chosen == NULL) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
p += alpn_len;
}
@@ -4701,7 +4665,7 @@
/* Adjust pointers for header fields of outgoing records to
* the given transform, accounting for explicit IV and CID. */
- mbedtls_ssl_update_out_pointers( ssl, ssl->transform );
+ mbedtls_ssl_update_out_pointers(ssl, ssl->transform);
#if defined(MBEDTLS_SSL_PROTO_DTLS)
ssl->in_epoch = 1;
@@ -4711,126 +4675,122 @@
* which we don't want - otherwise we'd end up freeing the wrong transform
* by calling mbedtls_ssl_handshake_wrapup_free_hs_transform()
* inappropriately. */
- if( ssl->handshake != NULL )
- {
- mbedtls_ssl_handshake_free( ssl );
- mbedtls_free( ssl->handshake );
+ if (ssl->handshake != NULL) {
+ mbedtls_ssl_handshake_free(ssl);
+ mbedtls_free(ssl->handshake);
ssl->handshake = NULL;
}
/*
* Done - should have consumed entire buffer
*/
- if( p != end )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (p != end) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- return( 0 );
+ return 0;
}
/*
* Deserialize context: public wrapper for error cleaning
*/
-int mbedtls_ssl_context_load( mbedtls_ssl_context *context,
- const unsigned char *buf,
- size_t len )
+int mbedtls_ssl_context_load(mbedtls_ssl_context *context,
+ const unsigned char *buf,
+ size_t len)
{
- int ret = ssl_context_load( context, buf, len );
+ int ret = ssl_context_load(context, buf, len);
- if( ret != 0 )
- mbedtls_ssl_free( context );
+ if (ret != 0) {
+ mbedtls_ssl_free(context);
+ }
- return( ret );
+ return ret;
}
#endif /* MBEDTLS_SSL_CONTEXT_SERIALIZATION */
/*
* Free an SSL context
*/
-void mbedtls_ssl_free( mbedtls_ssl_context *ssl )
+void mbedtls_ssl_free(mbedtls_ssl_context *ssl)
{
- if( ssl == NULL )
+ if (ssl == NULL) {
return;
+ }
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "=> free" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("=> free"));
- if( ssl->out_buf != NULL )
- {
+ if (ssl->out_buf != NULL) {
#if defined(MBEDTLS_SSL_VARIABLE_BUFFER_LENGTH)
size_t out_buf_len = ssl->out_buf_len;
#else
size_t out_buf_len = MBEDTLS_SSL_OUT_BUFFER_LEN;
#endif
- mbedtls_platform_zeroize( ssl->out_buf, out_buf_len );
- mbedtls_free( ssl->out_buf );
+ mbedtls_platform_zeroize(ssl->out_buf, out_buf_len);
+ mbedtls_free(ssl->out_buf);
ssl->out_buf = NULL;
}
- if( ssl->in_buf != NULL )
- {
+ if (ssl->in_buf != NULL) {
#if defined(MBEDTLS_SSL_VARIABLE_BUFFER_LENGTH)
size_t in_buf_len = ssl->in_buf_len;
#else
size_t in_buf_len = MBEDTLS_SSL_IN_BUFFER_LEN;
#endif
- mbedtls_platform_zeroize( ssl->in_buf, in_buf_len );
- mbedtls_free( ssl->in_buf );
+ mbedtls_platform_zeroize(ssl->in_buf, in_buf_len);
+ mbedtls_free(ssl->in_buf);
ssl->in_buf = NULL;
}
- if( ssl->transform )
- {
- mbedtls_ssl_transform_free( ssl->transform );
- mbedtls_free( ssl->transform );
+ if (ssl->transform) {
+ mbedtls_ssl_transform_free(ssl->transform);
+ mbedtls_free(ssl->transform);
}
- if( ssl->handshake )
- {
- mbedtls_ssl_handshake_free( ssl );
- mbedtls_ssl_transform_free( ssl->transform_negotiate );
- mbedtls_ssl_session_free( ssl->session_negotiate );
+ if (ssl->handshake) {
+ mbedtls_ssl_handshake_free(ssl);
+ mbedtls_ssl_transform_free(ssl->transform_negotiate);
+ mbedtls_ssl_session_free(ssl->session_negotiate);
- mbedtls_free( ssl->handshake );
- mbedtls_free( ssl->transform_negotiate );
- mbedtls_free( ssl->session_negotiate );
+ mbedtls_free(ssl->handshake);
+ mbedtls_free(ssl->transform_negotiate);
+ mbedtls_free(ssl->session_negotiate);
}
#if defined(MBEDTLS_SSL_PROTO_TLS1_3)
- mbedtls_ssl_transform_free( ssl->transform_application );
- mbedtls_free( ssl->transform_application );
+ mbedtls_ssl_transform_free(ssl->transform_application);
+ mbedtls_free(ssl->transform_application);
#endif /* MBEDTLS_SSL_PROTO_TLS1_3 */
- if( ssl->session )
- {
- mbedtls_ssl_session_free( ssl->session );
- mbedtls_free( ssl->session );
+ if (ssl->session) {
+ mbedtls_ssl_session_free(ssl->session);
+ mbedtls_free(ssl->session);
}
#if defined(MBEDTLS_X509_CRT_PARSE_C)
- if( ssl->hostname != NULL )
- {
- mbedtls_platform_zeroize( ssl->hostname, strlen( ssl->hostname ) );
- mbedtls_free( ssl->hostname );
+ if (ssl->hostname != NULL) {
+ mbedtls_platform_zeroize(ssl->hostname, strlen(ssl->hostname));
+ mbedtls_free(ssl->hostname);
}
#endif
#if defined(MBEDTLS_SSL_DTLS_HELLO_VERIFY) && defined(MBEDTLS_SSL_SRV_C)
- mbedtls_free( ssl->cli_id );
+ mbedtls_free(ssl->cli_id);
#endif
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "<= free" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("<= free"));
/* Actually clear after last debug message */
- mbedtls_platform_zeroize( ssl, sizeof( mbedtls_ssl_context ) );
+ mbedtls_platform_zeroize(ssl, sizeof(mbedtls_ssl_context));
}
/*
* Initialize mbedtls_ssl_config
*/
-void mbedtls_ssl_config_init( mbedtls_ssl_config *conf )
+void mbedtls_ssl_config_init(mbedtls_ssl_config *conf)
{
- memset( conf, 0, sizeof( mbedtls_ssl_config ) );
+ memset(conf, 0, sizeof(mbedtls_ssl_config));
}
/* The selection should be the same as mbedtls_x509_crt_profile_default in
@@ -4903,17 +4863,23 @@
#endif /* MBEDTLS_ECDSA_C && MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA&&
MBEDTLS_ECP_DP_SECP521R1_ENABLED */
-#if defined(MBEDTLS_X509_RSASSA_PSS_SUPPORT) && defined(MBEDTLS_HAS_ALG_SHA_512_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
+#if defined(MBEDTLS_X509_RSASSA_PSS_SUPPORT) && \
+ defined(MBEDTLS_HAS_ALG_SHA_512_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
MBEDTLS_TLS1_3_SIG_RSA_PSS_RSAE_SHA512,
-#endif /* MBEDTLS_X509_RSASSA_PSS_SUPPORT && MBEDTLS_HAS_ALG_SHA_512_VIA_MD_OR_PSA_BASED_ON_USE_PSA */
+#endif \
+ /* MBEDTLS_X509_RSASSA_PSS_SUPPORT && MBEDTLS_HAS_ALG_SHA_512_VIA_MD_OR_PSA_BASED_ON_USE_PSA */
-#if defined(MBEDTLS_X509_RSASSA_PSS_SUPPORT) && defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
+#if defined(MBEDTLS_X509_RSASSA_PSS_SUPPORT) && \
+ defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
MBEDTLS_TLS1_3_SIG_RSA_PSS_RSAE_SHA384,
-#endif /* MBEDTLS_X509_RSASSA_PSS_SUPPORT && MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA */
+#endif \
+ /* MBEDTLS_X509_RSASSA_PSS_SUPPORT && MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA */
-#if defined(MBEDTLS_X509_RSASSA_PSS_SUPPORT) && defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
+#if defined(MBEDTLS_X509_RSASSA_PSS_SUPPORT) && \
+ defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
MBEDTLS_TLS1_3_SIG_RSA_PSS_RSAE_SHA256,
-#endif /* MBEDTLS_X509_RSASSA_PSS_SUPPORT && MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA */
+#endif \
+ /* MBEDTLS_X509_RSASSA_PSS_SUPPORT && MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA */
#if defined(MBEDTLS_RSA_C) && defined(MBEDTLS_HAS_ALG_SHA_512_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
MBEDTLS_TLS1_3_SIG_RSA_PKCS1_SHA512,
@@ -4935,35 +4901,35 @@
static uint16_t ssl_tls12_preset_default_sig_algs[] = {
#if defined(MBEDTLS_HAS_ALG_SHA_512_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
#if defined(MBEDTLS_ECDSA_C)
- MBEDTLS_SSL_TLS12_SIG_AND_HASH_ALG( MBEDTLS_SSL_SIG_ECDSA, MBEDTLS_SSL_HASH_SHA512 ),
+ MBEDTLS_SSL_TLS12_SIG_AND_HASH_ALG(MBEDTLS_SSL_SIG_ECDSA, MBEDTLS_SSL_HASH_SHA512),
#endif
#if defined(MBEDTLS_X509_RSASSA_PSS_SUPPORT)
MBEDTLS_TLS1_3_SIG_RSA_PSS_RSAE_SHA512,
#endif /* MBEDTLS_X509_RSASSA_PSS_SUPPORT */
#if defined(MBEDTLS_RSA_C)
- MBEDTLS_SSL_TLS12_SIG_AND_HASH_ALG( MBEDTLS_SSL_SIG_RSA, MBEDTLS_SSL_HASH_SHA512 ),
+ MBEDTLS_SSL_TLS12_SIG_AND_HASH_ALG(MBEDTLS_SSL_SIG_RSA, MBEDTLS_SSL_HASH_SHA512),
#endif
#endif /* MBEDTLS_HAS_ALG_SHA_512_VIA_MD_OR_PSA_BASED_ON_USE_PSA*/
#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
#if defined(MBEDTLS_ECDSA_C)
- MBEDTLS_SSL_TLS12_SIG_AND_HASH_ALG( MBEDTLS_SSL_SIG_ECDSA, MBEDTLS_SSL_HASH_SHA384 ),
+ MBEDTLS_SSL_TLS12_SIG_AND_HASH_ALG(MBEDTLS_SSL_SIG_ECDSA, MBEDTLS_SSL_HASH_SHA384),
#endif
#if defined(MBEDTLS_X509_RSASSA_PSS_SUPPORT)
MBEDTLS_TLS1_3_SIG_RSA_PSS_RSAE_SHA384,
#endif /* MBEDTLS_X509_RSASSA_PSS_SUPPORT */
#if defined(MBEDTLS_RSA_C)
- MBEDTLS_SSL_TLS12_SIG_AND_HASH_ALG( MBEDTLS_SSL_SIG_RSA, MBEDTLS_SSL_HASH_SHA384 ),
+ MBEDTLS_SSL_TLS12_SIG_AND_HASH_ALG(MBEDTLS_SSL_SIG_RSA, MBEDTLS_SSL_HASH_SHA384),
#endif
#endif /* MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA*/
#if defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
#if defined(MBEDTLS_ECDSA_C)
- MBEDTLS_SSL_TLS12_SIG_AND_HASH_ALG( MBEDTLS_SSL_SIG_ECDSA, MBEDTLS_SSL_HASH_SHA256 ),
+ MBEDTLS_SSL_TLS12_SIG_AND_HASH_ALG(MBEDTLS_SSL_SIG_ECDSA, MBEDTLS_SSL_HASH_SHA256),
#endif
#if defined(MBEDTLS_X509_RSASSA_PSS_SUPPORT)
MBEDTLS_TLS1_3_SIG_RSA_PSS_RSAE_SHA256,
#endif /* MBEDTLS_X509_RSASSA_PSS_SUPPORT */
#if defined(MBEDTLS_RSA_C)
- MBEDTLS_SSL_TLS12_SIG_AND_HASH_ALG( MBEDTLS_SSL_SIG_RSA, MBEDTLS_SSL_HASH_SHA256 ),
+ MBEDTLS_SSL_TLS12_SIG_AND_HASH_ALG(MBEDTLS_SSL_SIG_RSA, MBEDTLS_SSL_HASH_SHA256),
#endif
#endif /* MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA*/
MBEDTLS_TLS_SIG_NONE
@@ -4984,9 +4950,11 @@
#endif /* MBEDTLS_ECDSA_C && MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA&&
MBEDTLS_ECP_DP_SECP384R1_ENABLED */
-#if defined(MBEDTLS_X509_RSASSA_PSS_SUPPORT) && defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
+#if defined(MBEDTLS_X509_RSASSA_PSS_SUPPORT) && \
+ defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
MBEDTLS_TLS1_3_SIG_RSA_PSS_RSAE_SHA256,
-#endif /* MBEDTLS_X509_RSASSA_PSS_SUPPORT && MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA*/
+#endif \
+ /* MBEDTLS_X509_RSASSA_PSS_SUPPORT && MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA*/
#if defined(MBEDTLS_RSA_C) && defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
MBEDTLS_TLS1_3_SIG_RSA_PKCS1_SHA256,
@@ -5000,18 +4968,18 @@
static uint16_t ssl_tls12_preset_suiteb_sig_algs[] = {
#if defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
#if defined(MBEDTLS_ECDSA_C)
- MBEDTLS_SSL_TLS12_SIG_AND_HASH_ALG( MBEDTLS_SSL_SIG_ECDSA, MBEDTLS_SSL_HASH_SHA256 ),
+ MBEDTLS_SSL_TLS12_SIG_AND_HASH_ALG(MBEDTLS_SSL_SIG_ECDSA, MBEDTLS_SSL_HASH_SHA256),
#endif
#if defined(MBEDTLS_RSA_C)
- MBEDTLS_SSL_TLS12_SIG_AND_HASH_ALG( MBEDTLS_SSL_SIG_RSA, MBEDTLS_SSL_HASH_SHA256 ),
+ MBEDTLS_SSL_TLS12_SIG_AND_HASH_ALG(MBEDTLS_SSL_SIG_RSA, MBEDTLS_SSL_HASH_SHA256),
#endif
#endif /* MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA*/
#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
#if defined(MBEDTLS_ECDSA_C)
- MBEDTLS_SSL_TLS12_SIG_AND_HASH_ALG( MBEDTLS_SSL_SIG_ECDSA, MBEDTLS_SSL_HASH_SHA384 ),
+ MBEDTLS_SSL_TLS12_SIG_AND_HASH_ALG(MBEDTLS_SSL_SIG_ECDSA, MBEDTLS_SSL_HASH_SHA384),
#endif
#if defined(MBEDTLS_RSA_C)
- MBEDTLS_SSL_TLS12_SIG_AND_HASH_ALG( MBEDTLS_SSL_SIG_RSA, MBEDTLS_SSL_HASH_SHA384 ),
+ MBEDTLS_SSL_TLS12_SIG_AND_HASH_ALG(MBEDTLS_SSL_SIG_RSA, MBEDTLS_SSL_HASH_SHA384),
#endif
#endif /* MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA*/
MBEDTLS_TLS_SIG_NONE
@@ -5034,24 +5002,23 @@
/* Function for checking `ssl_preset_*_sig_algs` and `ssl_tls12_preset_*_sig_algs`
* to make sure there are no duplicated signature algorithm entries. */
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_check_no_sig_alg_duplication( uint16_t * sig_algs )
+static int ssl_check_no_sig_alg_duplication(uint16_t *sig_algs)
{
size_t i, j;
int ret = 0;
- for( i = 0; sig_algs[i] != MBEDTLS_TLS_SIG_NONE; i++ )
- {
- for( j = 0; j < i; j++ )
- {
- if( sig_algs[i] != sig_algs[j] )
+ for (i = 0; sig_algs[i] != MBEDTLS_TLS_SIG_NONE; i++) {
+ for (j = 0; j < i; j++) {
+ if (sig_algs[i] != sig_algs[j]) {
continue;
- mbedtls_printf( " entry(%04x,%" MBEDTLS_PRINTF_SIZET
- ") is duplicated at %" MBEDTLS_PRINTF_SIZET "\n",
- sig_algs[i], j, i );
+ }
+ mbedtls_printf(" entry(%04x,%" MBEDTLS_PRINTF_SIZET
+ ") is duplicated at %" MBEDTLS_PRINTF_SIZET "\n",
+ sig_algs[i], j, i);
ret = -1;
}
}
- return( ret );
+ return ret;
}
#endif /* MBEDTLS_DEBUG_C && MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */
@@ -5059,52 +5026,47 @@
/*
* Load default in mbedtls_ssl_config
*/
-int mbedtls_ssl_config_defaults( mbedtls_ssl_config *conf,
- int endpoint, int transport, int preset )
+int mbedtls_ssl_config_defaults(mbedtls_ssl_config *conf,
+ int endpoint, int transport, int preset)
{
#if defined(MBEDTLS_DHM_C) && defined(MBEDTLS_SSL_SRV_C)
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
#endif
#if defined(MBEDTLS_DEBUG_C) && defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED)
- if( ssl_check_no_sig_alg_duplication( ssl_preset_suiteb_sig_algs ) )
- {
- mbedtls_printf( "ssl_preset_suiteb_sig_algs has duplicated entries\n" );
- return( MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED );
+ if (ssl_check_no_sig_alg_duplication(ssl_preset_suiteb_sig_algs)) {
+ mbedtls_printf("ssl_preset_suiteb_sig_algs has duplicated entries\n");
+ return MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
}
- if( ssl_check_no_sig_alg_duplication( ssl_preset_default_sig_algs ) )
- {
- mbedtls_printf( "ssl_preset_default_sig_algs has duplicated entries\n" );
- return( MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED );
+ if (ssl_check_no_sig_alg_duplication(ssl_preset_default_sig_algs)) {
+ mbedtls_printf("ssl_preset_default_sig_algs has duplicated entries\n");
+ return MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
}
#if defined(MBEDTLS_SSL_PROTO_TLS1_2)
- if( ssl_check_no_sig_alg_duplication( ssl_tls12_preset_suiteb_sig_algs ) )
- {
- mbedtls_printf( "ssl_tls12_preset_suiteb_sig_algs has duplicated entries\n" );
- return( MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED );
+ if (ssl_check_no_sig_alg_duplication(ssl_tls12_preset_suiteb_sig_algs)) {
+ mbedtls_printf("ssl_tls12_preset_suiteb_sig_algs has duplicated entries\n");
+ return MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
}
- if( ssl_check_no_sig_alg_duplication( ssl_tls12_preset_default_sig_algs ) )
- {
- mbedtls_printf( "ssl_tls12_preset_default_sig_algs has duplicated entries\n" );
- return( MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED );
+ if (ssl_check_no_sig_alg_duplication(ssl_tls12_preset_default_sig_algs)) {
+ mbedtls_printf("ssl_tls12_preset_default_sig_algs has duplicated entries\n");
+ return MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
}
#endif /* MBEDTLS_SSL_PROTO_TLS1_2 */
#endif /* MBEDTLS_DEBUG_C && MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */
/* Use the functions here so that they are covered in tests,
* but otherwise access member directly for efficiency */
- mbedtls_ssl_conf_endpoint( conf, endpoint );
- mbedtls_ssl_conf_transport( conf, transport );
+ mbedtls_ssl_conf_endpoint(conf, endpoint);
+ mbedtls_ssl_conf_transport(conf, transport);
/*
* Things that are common to all presets
*/
#if defined(MBEDTLS_SSL_CLI_C)
- if( endpoint == MBEDTLS_SSL_IS_CLIENT )
- {
+ if (endpoint == MBEDTLS_SSL_IS_CLIENT) {
conf->authmode = MBEDTLS_SSL_VERIFY_REQUIRED;
#if defined(MBEDTLS_SSL_SESSION_TICKETS)
conf->session_tickets = MBEDTLS_SSL_SESSION_TICKETS_ENABLED;
@@ -5141,23 +5103,21 @@
#if defined(MBEDTLS_SSL_RENEGOTIATION)
conf->renego_max_records = MBEDTLS_SSL_RENEGO_MAX_RECORDS_DEFAULT;
- memset( conf->renego_period, 0x00, 2 );
- memset( conf->renego_period + 2, 0xFF, 6 );
+ memset(conf->renego_period, 0x00, 2);
+ memset(conf->renego_period + 2, 0xFF, 6);
#endif
#if defined(MBEDTLS_DHM_C) && defined(MBEDTLS_SSL_SRV_C)
- if( endpoint == MBEDTLS_SSL_IS_SERVER )
- {
+ if (endpoint == MBEDTLS_SSL_IS_SERVER) {
const unsigned char dhm_p[] =
MBEDTLS_DHM_RFC3526_MODP_2048_P_BIN;
const unsigned char dhm_g[] =
MBEDTLS_DHM_RFC3526_MODP_2048_G_BIN;
- if ( ( ret = mbedtls_ssl_conf_dh_param_bin( conf,
- dhm_p, sizeof( dhm_p ),
- dhm_g, sizeof( dhm_g ) ) ) != 0 )
- {
- return( ret );
+ if ((ret = mbedtls_ssl_conf_dh_param_bin(conf,
+ dhm_p, sizeof(dhm_p),
+ dhm_g, sizeof(dhm_g))) != 0) {
+ return ret;
}
}
#endif
@@ -5165,16 +5125,16 @@
#if defined(MBEDTLS_SSL_PROTO_TLS1_3)
#if defined(MBEDTLS_SSL_EARLY_DATA)
- mbedtls_ssl_tls13_conf_early_data( conf, MBEDTLS_SSL_EARLY_DATA_DISABLED );
+ mbedtls_ssl_tls13_conf_early_data(conf, MBEDTLS_SSL_EARLY_DATA_DISABLED);
#if defined(MBEDTLS_SSL_SRV_C)
mbedtls_ssl_tls13_conf_max_early_data_size(
- conf, MBEDTLS_SSL_MAX_EARLY_DATA_SIZE );
+ conf, MBEDTLS_SSL_MAX_EARLY_DATA_SIZE);
#endif
#endif /* MBEDTLS_SSL_EARLY_DATA */
#if defined(MBEDTLS_SSL_SRV_C) && defined(MBEDTLS_SSL_SESSION_TICKETS)
mbedtls_ssl_conf_new_session_tickets(
- conf, MBEDTLS_SSL_TLS1_3_DEFAULT_NEW_SESSION_TICKETS );
+ conf, MBEDTLS_SSL_TLS1_3_DEFAULT_NEW_SESSION_TICKETS);
#endif
/*
* Allow all TLS 1.3 key exchange modes by default.
@@ -5182,26 +5142,20 @@
conf->tls13_kex_modes = MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_ALL;
#endif /* MBEDTLS_SSL_PROTO_TLS1_3 */
- if( transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM )
- {
+ if (transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM) {
#if defined(MBEDTLS_SSL_PROTO_TLS1_2)
conf->min_tls_version = MBEDTLS_SSL_VERSION_TLS1_2;
conf->max_tls_version = MBEDTLS_SSL_VERSION_TLS1_2;
#else
- return( MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE );
+ return MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE;
#endif
- }
- else
- {
+ } else {
#if defined(MBEDTLS_SSL_PROTO_TLS1_2) && defined(MBEDTLS_SSL_PROTO_TLS1_3)
- if( endpoint == MBEDTLS_SSL_IS_CLIENT )
- {
+ if (endpoint == MBEDTLS_SSL_IS_CLIENT) {
conf->min_tls_version = MBEDTLS_SSL_VERSION_TLS1_2;
conf->max_tls_version = MBEDTLS_SSL_VERSION_TLS1_3;
- }
- else
- /* Hybrid TLS 1.2 / 1.3 is not supported on server side yet */
- {
+ } else {
+ /* Hybrid TLS 1.2 / 1.3 is not supported on server side yet */
conf->min_tls_version = MBEDTLS_SSL_VERSION_TLS1_2;
conf->max_tls_version = MBEDTLS_SSL_VERSION_TLS1_2;
}
@@ -5212,15 +5166,14 @@
conf->min_tls_version = MBEDTLS_SSL_VERSION_TLS1_2;
conf->max_tls_version = MBEDTLS_SSL_VERSION_TLS1_2;
#else
- return( MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE );
+ return MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE;
#endif
}
/*
* Preset-specific defaults
*/
- switch( preset )
- {
+ switch (preset) {
/*
* NSA Suite B
*/
@@ -5234,11 +5187,11 @@
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED)
#if defined(MBEDTLS_SSL_PROTO_TLS1_2)
- if( mbedtls_ssl_conf_is_tls12_only( conf ) )
+ if (mbedtls_ssl_conf_is_tls12_only(conf)) {
conf->sig_algs = ssl_tls12_preset_suiteb_sig_algs;
- else
+ } else
#endif /* MBEDTLS_SSL_PROTO_TLS1_2 */
- conf->sig_algs = ssl_preset_suiteb_sig_algs;
+ conf->sig_algs = ssl_preset_suiteb_sig_algs;
#endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */
#if defined(MBEDTLS_ECP_C) && !defined(MBEDTLS_DEPRECATED_REMOVED)
@@ -5260,11 +5213,11 @@
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED)
#if defined(MBEDTLS_SSL_PROTO_TLS1_2)
- if( mbedtls_ssl_conf_is_tls12_only( conf ) )
+ if (mbedtls_ssl_conf_is_tls12_only(conf)) {
conf->sig_algs = ssl_tls12_preset_default_sig_algs;
- else
+ } else
#endif /* MBEDTLS_SSL_PROTO_TLS1_2 */
- conf->sig_algs = ssl_preset_default_sig_algs;
+ conf->sig_algs = ssl_preset_default_sig_algs;
#endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */
#if defined(MBEDTLS_ECP_C) && !defined(MBEDTLS_DEPRECATED_REMOVED)
@@ -5277,95 +5230,93 @@
#endif
}
- return( 0 );
+ return 0;
}
/*
* Free mbedtls_ssl_config
*/
-void mbedtls_ssl_config_free( mbedtls_ssl_config *conf )
+void mbedtls_ssl_config_free(mbedtls_ssl_config *conf)
{
#if defined(MBEDTLS_DHM_C)
- mbedtls_mpi_free( &conf->dhm_P );
- mbedtls_mpi_free( &conf->dhm_G );
+ mbedtls_mpi_free(&conf->dhm_P);
+ mbedtls_mpi_free(&conf->dhm_G);
#endif
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED)
#if defined(MBEDTLS_USE_PSA_CRYPTO)
- if( ! mbedtls_svc_key_id_is_null( conf->psk_opaque ) )
- {
+ if (!mbedtls_svc_key_id_is_null(conf->psk_opaque)) {
conf->psk_opaque = MBEDTLS_SVC_KEY_ID_INIT;
}
#endif /* MBEDTLS_USE_PSA_CRYPTO */
- if( conf->psk != NULL )
- {
- mbedtls_platform_zeroize( conf->psk, conf->psk_len );
- mbedtls_free( conf->psk );
+ if (conf->psk != NULL) {
+ mbedtls_platform_zeroize(conf->psk, conf->psk_len);
+ mbedtls_free(conf->psk);
conf->psk = NULL;
conf->psk_len = 0;
}
- if( conf->psk_identity != NULL )
- {
- mbedtls_platform_zeroize( conf->psk_identity, conf->psk_identity_len );
- mbedtls_free( conf->psk_identity );
+ if (conf->psk_identity != NULL) {
+ mbedtls_platform_zeroize(conf->psk_identity, conf->psk_identity_len);
+ mbedtls_free(conf->psk_identity);
conf->psk_identity = NULL;
conf->psk_identity_len = 0;
}
#endif /* MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED */
#if defined(MBEDTLS_X509_CRT_PARSE_C)
- ssl_key_cert_free( conf->key_cert );
+ ssl_key_cert_free(conf->key_cert);
#endif
- mbedtls_platform_zeroize( conf, sizeof( mbedtls_ssl_config ) );
+ mbedtls_platform_zeroize(conf, sizeof(mbedtls_ssl_config));
}
#if defined(MBEDTLS_PK_C) && \
- ( defined(MBEDTLS_RSA_C) || defined(MBEDTLS_ECDSA_C) )
+ (defined(MBEDTLS_RSA_C) || defined(MBEDTLS_ECDSA_C))
/*
* Convert between MBEDTLS_PK_XXX and SSL_SIG_XXX
*/
-unsigned char mbedtls_ssl_sig_from_pk( mbedtls_pk_context *pk )
+unsigned char mbedtls_ssl_sig_from_pk(mbedtls_pk_context *pk)
{
#if defined(MBEDTLS_RSA_C)
- if( mbedtls_pk_can_do( pk, MBEDTLS_PK_RSA ) )
- return( MBEDTLS_SSL_SIG_RSA );
+ if (mbedtls_pk_can_do(pk, MBEDTLS_PK_RSA)) {
+ return MBEDTLS_SSL_SIG_RSA;
+ }
#endif
#if defined(MBEDTLS_ECDSA_C)
- if( mbedtls_pk_can_do( pk, MBEDTLS_PK_ECDSA ) )
- return( MBEDTLS_SSL_SIG_ECDSA );
+ if (mbedtls_pk_can_do(pk, MBEDTLS_PK_ECDSA)) {
+ return MBEDTLS_SSL_SIG_ECDSA;
+ }
#endif
- return( MBEDTLS_SSL_SIG_ANON );
+ return MBEDTLS_SSL_SIG_ANON;
}
-unsigned char mbedtls_ssl_sig_from_pk_alg( mbedtls_pk_type_t type )
+unsigned char mbedtls_ssl_sig_from_pk_alg(mbedtls_pk_type_t type)
{
- switch( type ) {
+ switch (type) {
case MBEDTLS_PK_RSA:
- return( MBEDTLS_SSL_SIG_RSA );
+ return MBEDTLS_SSL_SIG_RSA;
case MBEDTLS_PK_ECDSA:
case MBEDTLS_PK_ECKEY:
- return( MBEDTLS_SSL_SIG_ECDSA );
+ return MBEDTLS_SSL_SIG_ECDSA;
default:
- return( MBEDTLS_SSL_SIG_ANON );
+ return MBEDTLS_SSL_SIG_ANON;
}
}
-mbedtls_pk_type_t mbedtls_ssl_pk_alg_from_sig( unsigned char sig )
+mbedtls_pk_type_t mbedtls_ssl_pk_alg_from_sig(unsigned char sig)
{
- switch( sig )
- {
+ switch (sig) {
#if defined(MBEDTLS_RSA_C)
case MBEDTLS_SSL_SIG_RSA:
- return( MBEDTLS_PK_RSA );
+ return MBEDTLS_PK_RSA;
#endif
#if defined(MBEDTLS_ECDSA_C)
case MBEDTLS_SSL_SIG_ECDSA:
- return( MBEDTLS_PK_ECDSA );
+ return MBEDTLS_PK_ECDSA;
#endif
default:
- return( MBEDTLS_PK_NONE );
+ return MBEDTLS_PK_NONE;
}
}
#endif /* MBEDTLS_PK_C && ( MBEDTLS_RSA_C || MBEDTLS_ECDSA_C ) */
@@ -5373,72 +5324,70 @@
/*
* Convert from MBEDTLS_SSL_HASH_XXX to MBEDTLS_MD_XXX
*/
-mbedtls_md_type_t mbedtls_ssl_md_alg_from_hash( unsigned char hash )
+mbedtls_md_type_t mbedtls_ssl_md_alg_from_hash(unsigned char hash)
{
- switch( hash )
- {
+ switch (hash) {
#if defined(MBEDTLS_HAS_ALG_MD5_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
case MBEDTLS_SSL_HASH_MD5:
- return( MBEDTLS_MD_MD5 );
+ return MBEDTLS_MD_MD5;
#endif
#if defined(MBEDTLS_HAS_ALG_SHA_1_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
case MBEDTLS_SSL_HASH_SHA1:
- return( MBEDTLS_MD_SHA1 );
+ return MBEDTLS_MD_SHA1;
#endif
#if defined(MBEDTLS_HAS_ALG_SHA_224_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
case MBEDTLS_SSL_HASH_SHA224:
- return( MBEDTLS_MD_SHA224 );
+ return MBEDTLS_MD_SHA224;
#endif
#if defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
case MBEDTLS_SSL_HASH_SHA256:
- return( MBEDTLS_MD_SHA256 );
+ return MBEDTLS_MD_SHA256;
#endif
#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
case MBEDTLS_SSL_HASH_SHA384:
- return( MBEDTLS_MD_SHA384 );
+ return MBEDTLS_MD_SHA384;
#endif
#if defined(MBEDTLS_HAS_ALG_SHA_512_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
case MBEDTLS_SSL_HASH_SHA512:
- return( MBEDTLS_MD_SHA512 );
+ return MBEDTLS_MD_SHA512;
#endif
default:
- return( MBEDTLS_MD_NONE );
+ return MBEDTLS_MD_NONE;
}
}
/*
* Convert from MBEDTLS_MD_XXX to MBEDTLS_SSL_HASH_XXX
*/
-unsigned char mbedtls_ssl_hash_from_md_alg( int md )
+unsigned char mbedtls_ssl_hash_from_md_alg(int md)
{
- switch( md )
- {
+ switch (md) {
#if defined(MBEDTLS_HAS_ALG_MD5_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
case MBEDTLS_MD_MD5:
- return( MBEDTLS_SSL_HASH_MD5 );
+ return MBEDTLS_SSL_HASH_MD5;
#endif
#if defined(MBEDTLS_HAS_ALG_SHA_1_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
case MBEDTLS_MD_SHA1:
- return( MBEDTLS_SSL_HASH_SHA1 );
+ return MBEDTLS_SSL_HASH_SHA1;
#endif
#if defined(MBEDTLS_HAS_ALG_SHA_224_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
case MBEDTLS_MD_SHA224:
- return( MBEDTLS_SSL_HASH_SHA224 );
+ return MBEDTLS_SSL_HASH_SHA224;
#endif
#if defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
case MBEDTLS_MD_SHA256:
- return( MBEDTLS_SSL_HASH_SHA256 );
+ return MBEDTLS_SSL_HASH_SHA256;
#endif
#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
case MBEDTLS_MD_SHA384:
- return( MBEDTLS_SSL_HASH_SHA384 );
+ return MBEDTLS_SSL_HASH_SHA384;
#endif
#if defined(MBEDTLS_HAS_ALG_SHA_512_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
case MBEDTLS_MD_SHA512:
- return( MBEDTLS_SSL_HASH_SHA512 );
+ return MBEDTLS_SSL_HASH_SHA512;
#endif
default:
- return( MBEDTLS_SSL_HASH_NONE );
+ return MBEDTLS_SSL_HASH_NONE;
}
}
@@ -5446,56 +5395,56 @@
* Check if a curve proposed by the peer is in our list.
* Return 0 if we're willing to use it, -1 otherwise.
*/
-int mbedtls_ssl_check_curve_tls_id( const mbedtls_ssl_context *ssl, uint16_t tls_id )
+int mbedtls_ssl_check_curve_tls_id(const mbedtls_ssl_context *ssl, uint16_t tls_id)
{
- const uint16_t *group_list = mbedtls_ssl_get_groups( ssl );
+ const uint16_t *group_list = mbedtls_ssl_get_groups(ssl);
- if( group_list == NULL )
- return( -1 );
-
- for( ; *group_list != 0; group_list++ )
- {
- if( *group_list == tls_id )
- return( 0 );
+ if (group_list == NULL) {
+ return -1;
}
- return( -1 );
+ for (; *group_list != 0; group_list++) {
+ if (*group_list == tls_id) {
+ return 0;
+ }
+ }
+
+ return -1;
}
#if defined(MBEDTLS_ECP_C)
/*
* Same as mbedtls_ssl_check_curve_tls_id() but with a mbedtls_ecp_group_id.
*/
-int mbedtls_ssl_check_curve( const mbedtls_ssl_context *ssl, mbedtls_ecp_group_id grp_id )
+int mbedtls_ssl_check_curve(const mbedtls_ssl_context *ssl, mbedtls_ecp_group_id grp_id)
{
const mbedtls_ecp_curve_info *grp_info =
- mbedtls_ecp_curve_info_from_grp_id( grp_id );
+ mbedtls_ecp_curve_info_from_grp_id(grp_id);
- if ( grp_info == NULL )
+ if (grp_info == NULL) {
return -1;
+ }
uint16_t tls_id = grp_info->tls_id;
- return mbedtls_ssl_check_curve_tls_id( ssl, tls_id );
+ return mbedtls_ssl_check_curve_tls_id(ssl, tls_id);
}
#endif /* MBEDTLS_ECP_C */
#if defined(MBEDTLS_X509_CRT_PARSE_C)
-int mbedtls_ssl_check_cert_usage( const mbedtls_x509_crt *cert,
- const mbedtls_ssl_ciphersuite_t *ciphersuite,
- int cert_endpoint,
- uint32_t *flags )
+int mbedtls_ssl_check_cert_usage(const mbedtls_x509_crt *cert,
+ const mbedtls_ssl_ciphersuite_t *ciphersuite,
+ int cert_endpoint,
+ uint32_t *flags)
{
int ret = 0;
int usage = 0;
const char *ext_oid;
size_t ext_len;
- if( cert_endpoint == MBEDTLS_SSL_IS_SERVER )
- {
+ if (cert_endpoint == MBEDTLS_SSL_IS_SERVER) {
/* Server part of the key exchange */
- switch( ciphersuite->key_exchange )
- {
+ switch (ciphersuite->key_exchange) {
case MBEDTLS_KEY_EXCHANGE_RSA:
case MBEDTLS_KEY_EXCHANGE_RSA_PSK:
usage = MBEDTLS_X509_KU_KEY_ENCIPHERMENT;
@@ -5520,46 +5469,39 @@
case MBEDTLS_KEY_EXCHANGE_ECJPAKE:
usage = 0;
}
- }
- else
- {
+ } else {
/* Client auth: we only implement rsa_sign and mbedtls_ecdsa_sign for now */
usage = MBEDTLS_X509_KU_DIGITAL_SIGNATURE;
}
- if( mbedtls_x509_crt_check_key_usage( cert, usage ) != 0 )
- {
+ if (mbedtls_x509_crt_check_key_usage(cert, usage) != 0) {
*flags |= MBEDTLS_X509_BADCERT_KEY_USAGE;
ret = -1;
}
- if( cert_endpoint == MBEDTLS_SSL_IS_SERVER )
- {
+ if (cert_endpoint == MBEDTLS_SSL_IS_SERVER) {
ext_oid = MBEDTLS_OID_SERVER_AUTH;
- ext_len = MBEDTLS_OID_SIZE( MBEDTLS_OID_SERVER_AUTH );
- }
- else
- {
+ ext_len = MBEDTLS_OID_SIZE(MBEDTLS_OID_SERVER_AUTH);
+ } else {
ext_oid = MBEDTLS_OID_CLIENT_AUTH;
- ext_len = MBEDTLS_OID_SIZE( MBEDTLS_OID_CLIENT_AUTH );
+ ext_len = MBEDTLS_OID_SIZE(MBEDTLS_OID_CLIENT_AUTH);
}
- if( mbedtls_x509_crt_check_extended_key_usage( cert, ext_oid, ext_len ) != 0 )
- {
+ if (mbedtls_x509_crt_check_extended_key_usage(cert, ext_oid, ext_len) != 0) {
*flags |= MBEDTLS_X509_BADCERT_EXT_KEY_USAGE;
ret = -1;
}
- return( ret );
+ return ret;
}
#endif /* MBEDTLS_X509_CRT_PARSE_C */
#if defined(MBEDTLS_USE_PSA_CRYPTO)
-int mbedtls_ssl_get_handshake_transcript( mbedtls_ssl_context *ssl,
- const mbedtls_md_type_t md,
- unsigned char *dst,
- size_t dst_len,
- size_t *olen )
+int mbedtls_ssl_get_handshake_transcript(mbedtls_ssl_context *ssl,
+ const mbedtls_md_type_t md,
+ unsigned char *dst,
+ size_t dst_len,
+ size_t *olen)
{
psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED;
psa_hash_operation_t *hash_operation_to_clone;
@@ -5567,60 +5509,61 @@
*olen = 0;
- switch( md )
- {
+ switch (md) {
#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
- case MBEDTLS_MD_SHA384:
- hash_operation_to_clone = &ssl->handshake->fin_sha384_psa;
- break;
+ case MBEDTLS_MD_SHA384:
+ hash_operation_to_clone = &ssl->handshake->fin_sha384_psa;
+ break;
#endif
#if defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
- case MBEDTLS_MD_SHA256:
- hash_operation_to_clone = &ssl->handshake->fin_sha256_psa;
- break;
+ case MBEDTLS_MD_SHA256:
+ hash_operation_to_clone = &ssl->handshake->fin_sha256_psa;
+ break;
#endif
- default:
+ default:
+ goto exit;
+ }
+
+ status = psa_hash_clone(hash_operation_to_clone, &hash_operation);
+ if (status != PSA_SUCCESS) {
goto exit;
}
- status = psa_hash_clone( hash_operation_to_clone, &hash_operation );
- if( status != PSA_SUCCESS )
+ status = psa_hash_finish(&hash_operation, dst, dst_len, olen);
+ if (status != PSA_SUCCESS) {
goto exit;
-
- status = psa_hash_finish( &hash_operation, dst, dst_len, olen );
- if( status != PSA_SUCCESS )
- goto exit;
+ }
exit:
#if !defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA) && \
!defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
(void) ssl;
#endif
- return( psa_ssl_status_to_mbedtls( status ) );
+ return psa_ssl_status_to_mbedtls(status);
}
#else /* MBEDTLS_USE_PSA_CRYPTO */
#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_get_handshake_transcript_sha384( mbedtls_ssl_context *ssl,
- unsigned char *dst,
- size_t dst_len,
- size_t *olen )
+static int ssl_get_handshake_transcript_sha384(mbedtls_ssl_context *ssl,
+ unsigned char *dst,
+ size_t dst_len,
+ size_t *olen)
{
int ret;
mbedtls_sha512_context sha512;
- if( dst_len < 48 )
- return( MBEDTLS_ERR_SSL_INTERNAL_ERROR );
+ if (dst_len < 48) {
+ return MBEDTLS_ERR_SSL_INTERNAL_ERROR;
+ }
- mbedtls_sha512_init( &sha512 );
- mbedtls_sha512_clone( &sha512, &ssl->handshake->fin_sha384 );
+ mbedtls_sha512_init(&sha512);
+ mbedtls_sha512_clone(&sha512, &ssl->handshake->fin_sha384);
- if( ( ret = mbedtls_sha512_finish( &sha512, dst ) ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_sha512_finish", ret );
+ if ((ret = mbedtls_sha512_finish(&sha512, dst)) != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_sha512_finish", ret);
goto exit;
}
@@ -5628,30 +5571,30 @@
exit:
- mbedtls_sha512_free( &sha512 );
- return( ret );
+ mbedtls_sha512_free(&sha512);
+ return ret;
}
#endif /* MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA */
#if defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_get_handshake_transcript_sha256( mbedtls_ssl_context *ssl,
- unsigned char *dst,
- size_t dst_len,
- size_t *olen )
+static int ssl_get_handshake_transcript_sha256(mbedtls_ssl_context *ssl,
+ unsigned char *dst,
+ size_t dst_len,
+ size_t *olen)
{
int ret;
mbedtls_sha256_context sha256;
- if( dst_len < 32 )
- return( MBEDTLS_ERR_SSL_INTERNAL_ERROR );
+ if (dst_len < 32) {
+ return MBEDTLS_ERR_SSL_INTERNAL_ERROR;
+ }
- mbedtls_sha256_init( &sha256 );
- mbedtls_sha256_clone( &sha256, &ssl->handshake->fin_sha256 );
+ mbedtls_sha256_init(&sha256);
+ mbedtls_sha256_clone(&sha256, &ssl->handshake->fin_sha256);
- if( ( ret = mbedtls_sha256_finish( &sha256, dst ) ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_sha256_finish", ret );
+ if ((ret = mbedtls_sha256_finish(&sha256, dst)) != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_sha256_finish", ret);
goto exit;
}
@@ -5659,41 +5602,40 @@
exit:
- mbedtls_sha256_free( &sha256 );
- return( ret );
+ mbedtls_sha256_free(&sha256);
+ return ret;
}
#endif /* MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA */
-int mbedtls_ssl_get_handshake_transcript( mbedtls_ssl_context *ssl,
- const mbedtls_md_type_t md,
- unsigned char *dst,
- size_t dst_len,
- size_t *olen )
+int mbedtls_ssl_get_handshake_transcript(mbedtls_ssl_context *ssl,
+ const mbedtls_md_type_t md,
+ unsigned char *dst,
+ size_t dst_len,
+ size_t *olen)
{
- switch( md )
- {
+ switch (md) {
#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
- case MBEDTLS_MD_SHA384:
- return( ssl_get_handshake_transcript_sha384( ssl, dst, dst_len, olen ) );
+ case MBEDTLS_MD_SHA384:
+ return ssl_get_handshake_transcript_sha384(ssl, dst, dst_len, olen);
#endif /* MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA*/
#if defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
- case MBEDTLS_MD_SHA256:
- return( ssl_get_handshake_transcript_sha256( ssl, dst, dst_len, olen ) );
+ case MBEDTLS_MD_SHA256:
+ return ssl_get_handshake_transcript_sha256(ssl, dst, dst_len, olen);
#endif /* MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA*/
- default:
+ default:
#if !defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA) && \
- !defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
- (void) ssl;
- (void) dst;
- (void) dst_len;
- (void) olen;
+ !defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
+ (void) ssl;
+ (void) dst;
+ (void) dst_len;
+ (void) olen;
#endif
- break;
+ break;
}
- return( MBEDTLS_ERR_SSL_INTERNAL_ERROR );
+ return MBEDTLS_ERR_SSL_INTERNAL_ERROR;
}
#endif /* !MBEDTLS_USE_PSA_CRYPTO */
@@ -5739,9 +5681,9 @@
* `SignatureScheme` field of TLS 1.3
*
*/
-int mbedtls_ssl_parse_sig_alg_ext( mbedtls_ssl_context *ssl,
- const unsigned char *buf,
- const unsigned char *end )
+int mbedtls_ssl_parse_sig_alg_ext(mbedtls_ssl_context *ssl,
+ const unsigned char *buf,
+ const unsigned char *end)
{
const unsigned char *p = buf;
size_t supported_sig_algs_len = 0;
@@ -5749,61 +5691,56 @@
uint16_t sig_alg;
uint32_t common_idx = 0;
- MBEDTLS_SSL_CHK_BUF_READ_PTR( p, end, 2 );
- supported_sig_algs_len = MBEDTLS_GET_UINT16_BE( p, 0 );
+ MBEDTLS_SSL_CHK_BUF_READ_PTR(p, end, 2);
+ supported_sig_algs_len = MBEDTLS_GET_UINT16_BE(p, 0);
p += 2;
- memset( ssl->handshake->received_sig_algs, 0,
- sizeof(ssl->handshake->received_sig_algs) );
+ memset(ssl->handshake->received_sig_algs, 0,
+ sizeof(ssl->handshake->received_sig_algs));
- MBEDTLS_SSL_CHK_BUF_READ_PTR( p, end, supported_sig_algs_len );
+ MBEDTLS_SSL_CHK_BUF_READ_PTR(p, end, supported_sig_algs_len);
supported_sig_algs_end = p + supported_sig_algs_len;
- while( p < supported_sig_algs_end )
- {
- MBEDTLS_SSL_CHK_BUF_READ_PTR( p, supported_sig_algs_end, 2 );
- sig_alg = MBEDTLS_GET_UINT16_BE( p, 0 );
+ while (p < supported_sig_algs_end) {
+ MBEDTLS_SSL_CHK_BUF_READ_PTR(p, supported_sig_algs_end, 2);
+ sig_alg = MBEDTLS_GET_UINT16_BE(p, 0);
p += 2;
- MBEDTLS_SSL_DEBUG_MSG( 4, ( "received signature algorithm: 0x%x %s",
- sig_alg,
- mbedtls_ssl_sig_alg_to_str( sig_alg ) ) );
+ MBEDTLS_SSL_DEBUG_MSG(4, ("received signature algorithm: 0x%x %s",
+ sig_alg,
+ mbedtls_ssl_sig_alg_to_str(sig_alg)));
#if defined(MBEDTLS_SSL_PROTO_TLS1_2)
- if( ssl->tls_version == MBEDTLS_SSL_VERSION_TLS1_2 &&
- ( ! ( mbedtls_ssl_sig_alg_is_supported( ssl, sig_alg ) &&
- mbedtls_ssl_sig_alg_is_offered( ssl, sig_alg ) ) ) )
- {
+ if (ssl->tls_version == MBEDTLS_SSL_VERSION_TLS1_2 &&
+ (!(mbedtls_ssl_sig_alg_is_supported(ssl, sig_alg) &&
+ mbedtls_ssl_sig_alg_is_offered(ssl, sig_alg)))) {
continue;
}
#endif /* MBEDTLS_SSL_PROTO_TLS1_2 */
- MBEDTLS_SSL_DEBUG_MSG( 4, ( "valid signature algorithm: %s",
- mbedtls_ssl_sig_alg_to_str( sig_alg ) ) );
+ MBEDTLS_SSL_DEBUG_MSG(4, ("valid signature algorithm: %s",
+ mbedtls_ssl_sig_alg_to_str(sig_alg)));
- if( common_idx + 1 < MBEDTLS_RECEIVED_SIG_ALGS_SIZE )
- {
+ if (common_idx + 1 < MBEDTLS_RECEIVED_SIG_ALGS_SIZE) {
ssl->handshake->received_sig_algs[common_idx] = sig_alg;
common_idx += 1;
}
}
/* Check that we consumed all the message. */
- if( p != end )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1,
- ( "Signature algorithms extension length misaligned" ) );
- MBEDTLS_SSL_PEND_FATAL_ALERT( MBEDTLS_SSL_ALERT_MSG_DECODE_ERROR,
- MBEDTLS_ERR_SSL_DECODE_ERROR );
- return( MBEDTLS_ERR_SSL_DECODE_ERROR );
+ if (p != end) {
+ MBEDTLS_SSL_DEBUG_MSG(1,
+ ("Signature algorithms extension length misaligned"));
+ MBEDTLS_SSL_PEND_FATAL_ALERT(MBEDTLS_SSL_ALERT_MSG_DECODE_ERROR,
+ MBEDTLS_ERR_SSL_DECODE_ERROR);
+ return MBEDTLS_ERR_SSL_DECODE_ERROR;
}
- if( common_idx == 0 )
- {
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "no signature algorithm in common" ) );
- MBEDTLS_SSL_PEND_FATAL_ALERT( MBEDTLS_SSL_ALERT_MSG_HANDSHAKE_FAILURE,
- MBEDTLS_ERR_SSL_HANDSHAKE_FAILURE );
- return( MBEDTLS_ERR_SSL_HANDSHAKE_FAILURE );
+ if (common_idx == 0) {
+ MBEDTLS_SSL_DEBUG_MSG(3, ("no signature algorithm in common"));
+ MBEDTLS_SSL_PEND_FATAL_ALERT(MBEDTLS_SSL_ALERT_MSG_HANDSHAKE_FAILURE,
+ MBEDTLS_ERR_SSL_HANDSHAKE_FAILURE);
+ return MBEDTLS_ERR_SSL_HANDSHAKE_FAILURE;
}
ssl->handshake->received_sig_algs[common_idx] = MBEDTLS_TLS_SIG_NONE;
- return( 0 );
+ return 0;
}
#endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */
@@ -5812,79 +5749,78 @@
#if defined(MBEDTLS_USE_PSA_CRYPTO)
-static psa_status_t setup_psa_key_derivation( psa_key_derivation_operation_t* derivation,
- mbedtls_svc_key_id_t key,
- psa_algorithm_t alg,
- const unsigned char* raw_psk, size_t raw_psk_length,
- const unsigned char* seed, size_t seed_length,
- const unsigned char* label, size_t label_length,
- const unsigned char* other_secret,
- size_t other_secret_length,
- size_t capacity )
+static psa_status_t setup_psa_key_derivation(psa_key_derivation_operation_t *derivation,
+ mbedtls_svc_key_id_t key,
+ psa_algorithm_t alg,
+ const unsigned char *raw_psk, size_t raw_psk_length,
+ const unsigned char *seed, size_t seed_length,
+ const unsigned char *label, size_t label_length,
+ const unsigned char *other_secret,
+ size_t other_secret_length,
+ size_t capacity)
{
psa_status_t status;
- status = psa_key_derivation_setup( derivation, alg );
- if( status != PSA_SUCCESS )
- return( status );
+ status = psa_key_derivation_setup(derivation, alg);
+ if (status != PSA_SUCCESS) {
+ return status;
+ }
- if( PSA_ALG_IS_TLS12_PRF( alg ) || PSA_ALG_IS_TLS12_PSK_TO_MS( alg ) )
- {
- status = psa_key_derivation_input_bytes( derivation,
- PSA_KEY_DERIVATION_INPUT_SEED,
- seed, seed_length );
- if( status != PSA_SUCCESS )
- return( status );
-
- if ( other_secret != NULL )
- {
- status = psa_key_derivation_input_bytes( derivation,
- PSA_KEY_DERIVATION_INPUT_OTHER_SECRET,
- other_secret, other_secret_length );
- if( status != PSA_SUCCESS )
- return( status );
+ if (PSA_ALG_IS_TLS12_PRF(alg) || PSA_ALG_IS_TLS12_PSK_TO_MS(alg)) {
+ status = psa_key_derivation_input_bytes(derivation,
+ PSA_KEY_DERIVATION_INPUT_SEED,
+ seed, seed_length);
+ if (status != PSA_SUCCESS) {
+ return status;
}
- if( mbedtls_svc_key_id_is_null( key ) )
- {
+ if (other_secret != NULL) {
+ status = psa_key_derivation_input_bytes(derivation,
+ PSA_KEY_DERIVATION_INPUT_OTHER_SECRET,
+ other_secret, other_secret_length);
+ if (status != PSA_SUCCESS) {
+ return status;
+ }
+ }
+
+ if (mbedtls_svc_key_id_is_null(key)) {
status = psa_key_derivation_input_bytes(
derivation, PSA_KEY_DERIVATION_INPUT_SECRET,
- raw_psk, raw_psk_length );
- }
- else
- {
+ raw_psk, raw_psk_length);
+ } else {
status = psa_key_derivation_input_key(
- derivation, PSA_KEY_DERIVATION_INPUT_SECRET, key );
+ derivation, PSA_KEY_DERIVATION_INPUT_SECRET, key);
}
- if( status != PSA_SUCCESS )
- return( status );
+ if (status != PSA_SUCCESS) {
+ return status;
+ }
- status = psa_key_derivation_input_bytes( derivation,
- PSA_KEY_DERIVATION_INPUT_LABEL,
- label, label_length );
- if( status != PSA_SUCCESS )
- return( status );
- }
- else
- {
- return( PSA_ERROR_NOT_SUPPORTED );
+ status = psa_key_derivation_input_bytes(derivation,
+ PSA_KEY_DERIVATION_INPUT_LABEL,
+ label, label_length);
+ if (status != PSA_SUCCESS) {
+ return status;
+ }
+ } else {
+ return PSA_ERROR_NOT_SUPPORTED;
}
- status = psa_key_derivation_set_capacity( derivation, capacity );
- if( status != PSA_SUCCESS )
- return( status );
+ status = psa_key_derivation_set_capacity(derivation, capacity);
+ if (status != PSA_SUCCESS) {
+ return status;
+ }
- return( PSA_SUCCESS );
+ return PSA_SUCCESS;
}
#if defined(PSA_WANT_ALG_SHA_384) || \
defined(PSA_WANT_ALG_SHA_256)
MBEDTLS_CHECK_RETURN_CRITICAL
-static int tls_prf_generic( mbedtls_md_type_t md_type,
- const unsigned char *secret, size_t slen,
- const char *label,
- const unsigned char *random, size_t rlen,
- unsigned char *dstbuf, size_t dlen )
+static int tls_prf_generic(mbedtls_md_type_t md_type,
+ const unsigned char *secret, size_t slen,
+ const char *label,
+ const unsigned char *random, size_t rlen,
+ unsigned char *dstbuf, size_t dlen)
{
psa_status_t status;
psa_algorithm_t alg;
@@ -5892,10 +5828,11 @@
psa_key_derivation_operation_t derivation =
PSA_KEY_DERIVATION_OPERATION_INIT;
- if( md_type == MBEDTLS_MD_SHA384 )
+ if (md_type == MBEDTLS_MD_SHA384) {
alg = PSA_ALG_TLS12_PRF(PSA_ALG_SHA_384);
- else
+ } else {
alg = PSA_ALG_TLS12_PRF(PSA_ALG_SHA_256);
+ }
/* Normally a "secret" should be long enough to be impossible to
* find by brute force, and in particular should not be empty. But
@@ -5904,67 +5841,66 @@
* Since the key API doesn't allow importing a key of length 0,
* keep master_key=0, which setup_psa_key_derivation() understands
* to mean a 0-length "secret" input. */
- if( slen != 0 )
- {
+ if (slen != 0) {
psa_key_attributes_t key_attributes = psa_key_attributes_init();
- psa_set_key_usage_flags( &key_attributes, PSA_KEY_USAGE_DERIVE );
- psa_set_key_algorithm( &key_attributes, alg );
- psa_set_key_type( &key_attributes, PSA_KEY_TYPE_DERIVE );
+ psa_set_key_usage_flags(&key_attributes, PSA_KEY_USAGE_DERIVE);
+ psa_set_key_algorithm(&key_attributes, alg);
+ psa_set_key_type(&key_attributes, PSA_KEY_TYPE_DERIVE);
- status = psa_import_key( &key_attributes, secret, slen, &master_key );
- if( status != PSA_SUCCESS )
- return( MBEDTLS_ERR_SSL_HW_ACCEL_FAILED );
+ status = psa_import_key(&key_attributes, secret, slen, &master_key);
+ if (status != PSA_SUCCESS) {
+ return MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
+ }
}
- status = setup_psa_key_derivation( &derivation,
- master_key, alg,
- NULL, 0,
- random, rlen,
- (unsigned char const *) label,
- (size_t) strlen( label ),
- NULL, 0,
- dlen );
- if( status != PSA_SUCCESS )
- {
- psa_key_derivation_abort( &derivation );
- psa_destroy_key( master_key );
- return( MBEDTLS_ERR_SSL_HW_ACCEL_FAILED );
+ status = setup_psa_key_derivation(&derivation,
+ master_key, alg,
+ NULL, 0,
+ random, rlen,
+ (unsigned char const *) label,
+ (size_t) strlen(label),
+ NULL, 0,
+ dlen);
+ if (status != PSA_SUCCESS) {
+ psa_key_derivation_abort(&derivation);
+ psa_destroy_key(master_key);
+ return MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
}
- status = psa_key_derivation_output_bytes( &derivation, dstbuf, dlen );
- if( status != PSA_SUCCESS )
- {
- psa_key_derivation_abort( &derivation );
- psa_destroy_key( master_key );
- return( MBEDTLS_ERR_SSL_HW_ACCEL_FAILED );
+ status = psa_key_derivation_output_bytes(&derivation, dstbuf, dlen);
+ if (status != PSA_SUCCESS) {
+ psa_key_derivation_abort(&derivation);
+ psa_destroy_key(master_key);
+ return MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
}
- status = psa_key_derivation_abort( &derivation );
- if( status != PSA_SUCCESS )
- {
- psa_destroy_key( master_key );
- return( MBEDTLS_ERR_SSL_HW_ACCEL_FAILED );
+ status = psa_key_derivation_abort(&derivation);
+ if (status != PSA_SUCCESS) {
+ psa_destroy_key(master_key);
+ return MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
}
- if( ! mbedtls_svc_key_id_is_null( master_key ) )
- status = psa_destroy_key( master_key );
- if( status != PSA_SUCCESS )
- return( MBEDTLS_ERR_SSL_HW_ACCEL_FAILED );
+ if (!mbedtls_svc_key_id_is_null(master_key)) {
+ status = psa_destroy_key(master_key);
+ }
+ if (status != PSA_SUCCESS) {
+ return MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
+ }
- return( 0 );
+ return 0;
}
#endif /* PSA_WANT_ALG_SHA_256 || PSA_WANT_ALG_SHA_384 */
#else /* MBEDTLS_USE_PSA_CRYPTO */
#if defined(MBEDTLS_MD_C) && \
- ( defined(MBEDTLS_SHA256_C) || \
- defined(MBEDTLS_SHA384_C) )
+ (defined(MBEDTLS_SHA256_C) || \
+ defined(MBEDTLS_SHA384_C))
MBEDTLS_CHECK_RETURN_CRITICAL
-static int tls_prf_generic( mbedtls_md_type_t md_type,
- const unsigned char *secret, size_t slen,
- const char *label,
- const unsigned char *random, size_t rlen,
- unsigned char *dstbuf, size_t dlen )
+static int tls_prf_generic(mbedtls_md_type_t md_type,
+ const unsigned char *secret, size_t slen,
+ const char *label,
+ const unsigned char *random, size_t rlen,
+ unsigned char *dstbuf, size_t dlen)
{
size_t nb;
size_t i, j, k, md_len;
@@ -5975,106 +5911,117 @@
mbedtls_md_context_t md_ctx;
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
- mbedtls_md_init( &md_ctx );
+ mbedtls_md_init(&md_ctx);
- if( ( md_info = mbedtls_md_info_from_type( md_type ) ) == NULL )
- return( MBEDTLS_ERR_SSL_INTERNAL_ERROR );
+ if ((md_info = mbedtls_md_info_from_type(md_type)) == NULL) {
+ return MBEDTLS_ERR_SSL_INTERNAL_ERROR;
+ }
- md_len = mbedtls_md_get_size( md_info );
+ md_len = mbedtls_md_get_size(md_info);
- tmp_len = md_len + strlen( label ) + rlen;
- tmp = mbedtls_calloc( 1, tmp_len );
- if( tmp == NULL )
- {
+ tmp_len = md_len + strlen(label) + rlen;
+ tmp = mbedtls_calloc(1, tmp_len);
+ if (tmp == NULL) {
ret = MBEDTLS_ERR_SSL_ALLOC_FAILED;
goto exit;
}
- nb = strlen( label );
- memcpy( tmp + md_len, label, nb );
- memcpy( tmp + md_len + nb, random, rlen );
+ nb = strlen(label);
+ memcpy(tmp + md_len, label, nb);
+ memcpy(tmp + md_len + nb, random, rlen);
nb += rlen;
/*
* Compute P_<hash>(secret, label + random)[0..dlen]
*/
- if ( ( ret = mbedtls_md_setup( &md_ctx, md_info, 1 ) ) != 0 )
+ if ((ret = mbedtls_md_setup(&md_ctx, md_info, 1)) != 0) {
goto exit;
+ }
- ret = mbedtls_md_hmac_starts( &md_ctx, secret, slen );
- if( ret != 0 )
+ ret = mbedtls_md_hmac_starts(&md_ctx, secret, slen);
+ if (ret != 0) {
goto exit;
- ret = mbedtls_md_hmac_update( &md_ctx, tmp + md_len, nb );
- if( ret != 0 )
+ }
+ ret = mbedtls_md_hmac_update(&md_ctx, tmp + md_len, nb);
+ if (ret != 0) {
goto exit;
- ret = mbedtls_md_hmac_finish( &md_ctx, tmp );
- if( ret != 0 )
+ }
+ ret = mbedtls_md_hmac_finish(&md_ctx, tmp);
+ if (ret != 0) {
goto exit;
+ }
- for( i = 0; i < dlen; i += md_len )
- {
- ret = mbedtls_md_hmac_reset ( &md_ctx );
- if( ret != 0 )
+ for (i = 0; i < dlen; i += md_len) {
+ ret = mbedtls_md_hmac_reset(&md_ctx);
+ if (ret != 0) {
goto exit;
- ret = mbedtls_md_hmac_update( &md_ctx, tmp, md_len + nb );
- if( ret != 0 )
+ }
+ ret = mbedtls_md_hmac_update(&md_ctx, tmp, md_len + nb);
+ if (ret != 0) {
goto exit;
- ret = mbedtls_md_hmac_finish( &md_ctx, h_i );
- if( ret != 0 )
+ }
+ ret = mbedtls_md_hmac_finish(&md_ctx, h_i);
+ if (ret != 0) {
goto exit;
+ }
- ret = mbedtls_md_hmac_reset ( &md_ctx );
- if( ret != 0 )
+ ret = mbedtls_md_hmac_reset(&md_ctx);
+ if (ret != 0) {
goto exit;
- ret = mbedtls_md_hmac_update( &md_ctx, tmp, md_len );
- if( ret != 0 )
+ }
+ ret = mbedtls_md_hmac_update(&md_ctx, tmp, md_len);
+ if (ret != 0) {
goto exit;
- ret = mbedtls_md_hmac_finish( &md_ctx, tmp );
- if( ret != 0 )
+ }
+ ret = mbedtls_md_hmac_finish(&md_ctx, tmp);
+ if (ret != 0) {
goto exit;
+ }
- k = ( i + md_len > dlen ) ? dlen % md_len : md_len;
+ k = (i + md_len > dlen) ? dlen % md_len : md_len;
- for( j = 0; j < k; j++ )
+ for (j = 0; j < k; j++) {
dstbuf[i + j] = h_i[j];
+ }
}
exit:
- mbedtls_md_free( &md_ctx );
+ mbedtls_md_free(&md_ctx);
- if ( tmp != NULL )
- mbedtls_platform_zeroize( tmp, tmp_len );
+ if (tmp != NULL) {
+ mbedtls_platform_zeroize(tmp, tmp_len);
+ }
- mbedtls_platform_zeroize( h_i, sizeof( h_i ) );
+ mbedtls_platform_zeroize(h_i, sizeof(h_i));
- mbedtls_free( tmp );
+ mbedtls_free(tmp);
- return( ret );
+ return ret;
}
#endif /* MBEDTLS_MD_C && ( MBEDTLS_SHA256_C || MBEDTLS_SHA384_C ) */
#endif /* MBEDTLS_USE_PSA_CRYPTO */
#if defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
MBEDTLS_CHECK_RETURN_CRITICAL
-static int tls_prf_sha256( const unsigned char *secret, size_t slen,
- const char *label,
- const unsigned char *random, size_t rlen,
- unsigned char *dstbuf, size_t dlen )
+static int tls_prf_sha256(const unsigned char *secret, size_t slen,
+ const char *label,
+ const unsigned char *random, size_t rlen,
+ unsigned char *dstbuf, size_t dlen)
{
- return( tls_prf_generic( MBEDTLS_MD_SHA256, secret, slen,
- label, random, rlen, dstbuf, dlen ) );
+ return tls_prf_generic(MBEDTLS_MD_SHA256, secret, slen,
+ label, random, rlen, dstbuf, dlen);
}
#endif /* MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA*/
#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
MBEDTLS_CHECK_RETURN_CRITICAL
-static int tls_prf_sha384( const unsigned char *secret, size_t slen,
- const char *label,
- const unsigned char *random, size_t rlen,
- unsigned char *dstbuf, size_t dlen )
+static int tls_prf_sha384(const unsigned char *secret, size_t slen,
+ const char *label,
+ const unsigned char *random, size_t rlen,
+ unsigned char *dstbuf, size_t dlen)
{
- return( tls_prf_generic( MBEDTLS_MD_SHA384, secret, slen,
- label, random, rlen, dstbuf, dlen ) );
+ return tls_prf_generic(MBEDTLS_MD_SHA384, secret, slen,
+ label, random, rlen, dstbuf, dlen);
}
#endif /* MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA*/
@@ -6088,17 +6035,15 @@
* - the tls_prf, calc_verify and calc_finished members of handshake structure
*/
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_set_handshake_prfs( mbedtls_ssl_handshake_params *handshake,
- mbedtls_md_type_t hash )
+static int ssl_set_handshake_prfs(mbedtls_ssl_handshake_params *handshake,
+ mbedtls_md_type_t hash)
{
#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
- if( hash == MBEDTLS_MD_SHA384 )
- {
+ if (hash == MBEDTLS_MD_SHA384) {
handshake->tls_prf = tls_prf_sha384;
handshake->calc_verify = ssl_calc_verify_tls_sha384;
handshake->calc_finished = ssl_calc_finished_tls_sha384;
- }
- else
+ } else
#endif
#if defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
{
@@ -6111,11 +6056,11 @@
{
(void) handshake;
(void) hash;
- return( MBEDTLS_ERR_SSL_INTERNAL_ERROR );
+ return MBEDTLS_ERR_SSL_INTERNAL_ERROR;
}
#endif
- return( 0 );
+ return 0;
}
/*
@@ -6133,9 +6078,9 @@
* PSA-PSA: conf
*/
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_compute_master( mbedtls_ssl_handshake_params *handshake,
- unsigned char *master,
- const mbedtls_ssl_context *ssl )
+static int ssl_compute_master(mbedtls_ssl_handshake_params *handshake,
+ unsigned char *master,
+ const mbedtls_ssl_context *ssl)
{
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
@@ -6166,33 +6111,30 @@
#if !defined(MBEDTLS_DEBUG_C) && \
!defined(MBEDTLS_SSL_EXTENDED_MASTER_SECRET) && \
!(defined(MBEDTLS_USE_PSA_CRYPTO) && \
- defined(MBEDTLS_KEY_EXCHANGE_PSK_ENABLED))
+ defined(MBEDTLS_KEY_EXCHANGE_PSK_ENABLED))
ssl = NULL; /* make sure we don't use it except for those cases */
(void) ssl;
#endif
- if( handshake->resume != 0 )
- {
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "no premaster (session resumed)" ) );
- return( 0 );
+ if (handshake->resume != 0) {
+ MBEDTLS_SSL_DEBUG_MSG(3, ("no premaster (session resumed)"));
+ return 0;
}
#if defined(MBEDTLS_SSL_EXTENDED_MASTER_SECRET)
- if( handshake->extended_ms == MBEDTLS_SSL_EXTENDED_MS_ENABLED )
- {
+ if (handshake->extended_ms == MBEDTLS_SSL_EXTENDED_MS_ENABLED) {
lbl = "extended master secret";
seed = session_hash;
- handshake->calc_verify( ssl, session_hash, &seed_len );
+ handshake->calc_verify(ssl, session_hash, &seed_len);
- MBEDTLS_SSL_DEBUG_BUF( 3, "session hash for extended master secret",
- session_hash, seed_len );
+ MBEDTLS_SSL_DEBUG_BUF(3, "session hash for extended master secret",
+ session_hash, seed_len);
}
#endif /* MBEDTLS_SSL_EXTENDED_MASTER_SECRET */
#if defined(MBEDTLS_USE_PSA_CRYPTO) && \
defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED)
- if( mbedtls_ssl_ciphersuite_uses_psk( handshake->ciphersuite_info ) == 1 )
- {
+ if (mbedtls_ssl_ciphersuite_uses_psk(handshake->ciphersuite_info) == 1) {
/* Perform PSK-to-MS expansion in a single step. */
psa_status_t status;
psa_algorithm_t alg;
@@ -6201,20 +6143,20 @@
PSA_KEY_DERIVATION_OPERATION_INIT;
mbedtls_md_type_t hash_alg = handshake->ciphersuite_info->mac;
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "perform PSA-based PSK-to-MS expansion" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("perform PSA-based PSK-to-MS expansion"));
- psk = mbedtls_ssl_get_opaque_psk( ssl );
+ psk = mbedtls_ssl_get_opaque_psk(ssl);
- if( hash_alg == MBEDTLS_MD_SHA384 )
+ if (hash_alg == MBEDTLS_MD_SHA384) {
alg = PSA_ALG_TLS12_PSK_TO_MS(PSA_ALG_SHA_384);
- else
+ } else {
alg = PSA_ALG_TLS12_PSK_TO_MS(PSA_ALG_SHA_256);
+ }
size_t other_secret_len = 0;
- unsigned char* other_secret = NULL;
+ unsigned char *other_secret = NULL;
- switch( handshake->ciphersuite_info->key_exchange )
- {
+ switch (handshake->ciphersuite_info->key_exchange) {
/* Provide other secret.
* Other secret is stored in premaster, where first 2 bytes hold the
* length of the other key.
@@ -6233,130 +6175,121 @@
break;
}
- status = setup_psa_key_derivation( &derivation, psk, alg,
- ssl->conf->psk, ssl->conf->psk_len,
- seed, seed_len,
- (unsigned char const *) lbl,
- (size_t) strlen( lbl ),
- other_secret, other_secret_len,
- master_secret_len );
- if( status != PSA_SUCCESS )
- {
- psa_key_derivation_abort( &derivation );
- return( MBEDTLS_ERR_SSL_HW_ACCEL_FAILED );
+ status = setup_psa_key_derivation(&derivation, psk, alg,
+ ssl->conf->psk, ssl->conf->psk_len,
+ seed, seed_len,
+ (unsigned char const *) lbl,
+ (size_t) strlen(lbl),
+ other_secret, other_secret_len,
+ master_secret_len);
+ if (status != PSA_SUCCESS) {
+ psa_key_derivation_abort(&derivation);
+ return MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
}
- status = psa_key_derivation_output_bytes( &derivation,
- master,
- master_secret_len );
- if( status != PSA_SUCCESS )
- {
- psa_key_derivation_abort( &derivation );
- return( MBEDTLS_ERR_SSL_HW_ACCEL_FAILED );
+ status = psa_key_derivation_output_bytes(&derivation,
+ master,
+ master_secret_len);
+ if (status != PSA_SUCCESS) {
+ psa_key_derivation_abort(&derivation);
+ return MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
}
- status = psa_key_derivation_abort( &derivation );
- if( status != PSA_SUCCESS )
- return( MBEDTLS_ERR_SSL_HW_ACCEL_FAILED );
- }
- else
+ status = psa_key_derivation_abort(&derivation);
+ if (status != PSA_SUCCESS) {
+ return MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
+ }
+ } else
#endif
{
#if defined(MBEDTLS_USE_PSA_CRYPTO) && \
- defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED)
- if( handshake->ciphersuite_info->key_exchange == MBEDTLS_KEY_EXCHANGE_ECJPAKE )
- {
+ defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED)
+ if (handshake->ciphersuite_info->key_exchange == MBEDTLS_KEY_EXCHANGE_ECJPAKE) {
psa_status_t status;
psa_algorithm_t alg = PSA_ALG_TLS12_ECJPAKE_TO_PMS;
psa_key_derivation_operation_t derivation =
PSA_KEY_DERIVATION_OPERATION_INIT;
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "perform PSA-based PMS KDF for ECJPAKE" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("perform PSA-based PMS KDF for ECJPAKE"));
handshake->pmslen = PSA_TLS12_ECJPAKE_TO_PMS_DATA_SIZE;
- status = psa_key_derivation_setup( &derivation, alg );
- if( status != PSA_SUCCESS )
- return( MBEDTLS_ERR_SSL_HW_ACCEL_FAILED );
-
- status = psa_key_derivation_set_capacity( &derivation,
- PSA_TLS12_ECJPAKE_TO_PMS_DATA_SIZE );
- if( status != PSA_SUCCESS )
- {
- psa_key_derivation_abort( &derivation );
- return( MBEDTLS_ERR_SSL_HW_ACCEL_FAILED );
+ status = psa_key_derivation_setup(&derivation, alg);
+ if (status != PSA_SUCCESS) {
+ return MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
}
- status = psa_pake_get_implicit_key( &handshake->psa_pake_ctx,
- &derivation );
- if( status != PSA_SUCCESS )
- {
- psa_key_derivation_abort( &derivation );
- return( MBEDTLS_ERR_SSL_HW_ACCEL_FAILED );
+ status = psa_key_derivation_set_capacity(&derivation,
+ PSA_TLS12_ECJPAKE_TO_PMS_DATA_SIZE);
+ if (status != PSA_SUCCESS) {
+ psa_key_derivation_abort(&derivation);
+ return MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
}
- status = psa_key_derivation_output_bytes( &derivation,
- handshake->premaster,
- handshake->pmslen );
- if( status != PSA_SUCCESS )
- {
- psa_key_derivation_abort( &derivation );
- return( MBEDTLS_ERR_SSL_HW_ACCEL_FAILED );
+ status = psa_pake_get_implicit_key(&handshake->psa_pake_ctx,
+ &derivation);
+ if (status != PSA_SUCCESS) {
+ psa_key_derivation_abort(&derivation);
+ return MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
}
- status = psa_key_derivation_abort( &derivation );
- if( status != PSA_SUCCESS )
- {
- return( MBEDTLS_ERR_SSL_HW_ACCEL_FAILED );
+ status = psa_key_derivation_output_bytes(&derivation,
+ handshake->premaster,
+ handshake->pmslen);
+ if (status != PSA_SUCCESS) {
+ psa_key_derivation_abort(&derivation);
+ return MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
+ }
+
+ status = psa_key_derivation_abort(&derivation);
+ if (status != PSA_SUCCESS) {
+ return MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
}
}
#endif
- ret = handshake->tls_prf( handshake->premaster, handshake->pmslen,
- lbl, seed, seed_len,
- master,
- master_secret_len );
- if( ret != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "prf", ret );
- return( ret );
+ ret = handshake->tls_prf(handshake->premaster, handshake->pmslen,
+ lbl, seed, seed_len,
+ master,
+ master_secret_len);
+ if (ret != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "prf", ret);
+ return ret;
}
- MBEDTLS_SSL_DEBUG_BUF( 3, "premaster secret",
- handshake->premaster,
- handshake->pmslen );
+ MBEDTLS_SSL_DEBUG_BUF(3, "premaster secret",
+ handshake->premaster,
+ handshake->pmslen);
- mbedtls_platform_zeroize( handshake->premaster,
- sizeof(handshake->premaster) );
+ mbedtls_platform_zeroize(handshake->premaster,
+ sizeof(handshake->premaster));
}
- return( 0 );
+ return 0;
}
-int mbedtls_ssl_derive_keys( mbedtls_ssl_context *ssl )
+int mbedtls_ssl_derive_keys(mbedtls_ssl_context *ssl)
{
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
const mbedtls_ssl_ciphersuite_t * const ciphersuite_info =
ssl->handshake->ciphersuite_info;
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "=> derive keys" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("=> derive keys"));
/* Set PRF, calc_verify and calc_finished function pointers */
- ret = ssl_set_handshake_prfs( ssl->handshake,
- ciphersuite_info->mac );
- if( ret != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "ssl_set_handshake_prfs", ret );
- return( ret );
+ ret = ssl_set_handshake_prfs(ssl->handshake,
+ ciphersuite_info->mac);
+ if (ret != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "ssl_set_handshake_prfs", ret);
+ return ret;
}
/* Compute master secret if needed */
- ret = ssl_compute_master( ssl->handshake,
- ssl->session_negotiate->master,
- ssl );
- if( ret != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "ssl_compute_master", ret );
- return( ret );
+ ret = ssl_compute_master(ssl->handshake,
+ ssl->session_negotiate->master,
+ ssl);
+ if (ret != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "ssl_compute_master", ret);
+ return ret;
}
/* Swap the client and server random values:
@@ -6364,43 +6297,41 @@
* - key derivation wants server+client (RFC 5246 6.3) */
{
unsigned char tmp[64];
- memcpy( tmp, ssl->handshake->randbytes, 64 );
- memcpy( ssl->handshake->randbytes, tmp + 32, 32 );
- memcpy( ssl->handshake->randbytes + 32, tmp, 32 );
- mbedtls_platform_zeroize( tmp, sizeof( tmp ) );
+ memcpy(tmp, ssl->handshake->randbytes, 64);
+ memcpy(ssl->handshake->randbytes, tmp + 32, 32);
+ memcpy(ssl->handshake->randbytes + 32, tmp, 32);
+ mbedtls_platform_zeroize(tmp, sizeof(tmp));
}
/* Populate transform structure */
- ret = ssl_tls12_populate_transform( ssl->transform_negotiate,
- ssl->session_negotiate->ciphersuite,
- ssl->session_negotiate->master,
+ ret = ssl_tls12_populate_transform(ssl->transform_negotiate,
+ ssl->session_negotiate->ciphersuite,
+ ssl->session_negotiate->master,
#if defined(MBEDTLS_SSL_SOME_SUITES_USE_CBC_ETM)
- ssl->session_negotiate->encrypt_then_mac,
+ ssl->session_negotiate->encrypt_then_mac,
#endif /* MBEDTLS_SSL_SOME_SUITES_USE_CBC_ETM */
- ssl->handshake->tls_prf,
- ssl->handshake->randbytes,
- ssl->tls_version,
- ssl->conf->endpoint,
- ssl );
- if( ret != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "ssl_tls12_populate_transform", ret );
- return( ret );
+ ssl->handshake->tls_prf,
+ ssl->handshake->randbytes,
+ ssl->tls_version,
+ ssl->conf->endpoint,
+ ssl);
+ if (ret != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "ssl_tls12_populate_transform", ret);
+ return ret;
}
/* We no longer need Server/ClientHello.random values */
- mbedtls_platform_zeroize( ssl->handshake->randbytes,
- sizeof( ssl->handshake->randbytes ) );
+ mbedtls_platform_zeroize(ssl->handshake->randbytes,
+ sizeof(ssl->handshake->randbytes));
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "<= derive keys" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("<= derive keys"));
- return( 0 );
+ return 0;
}
-int mbedtls_ssl_set_calc_verify_md( mbedtls_ssl_context *ssl, int md )
+int mbedtls_ssl_set_calc_verify_md(mbedtls_ssl_context *ssl, int md)
{
- switch( md )
- {
+ switch (md) {
#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
case MBEDTLS_SSL_HASH_SHA384:
ssl->handshake->calc_verify = ssl_calc_verify_tls_sha384;
@@ -6412,108 +6343,104 @@
break;
#endif
default:
- return( -1 );
+ return -1;
}
#if !defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA) && \
!defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
(void) ssl;
#endif
- return( 0 );
+ return 0;
}
#if defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
-void ssl_calc_verify_tls_sha256( const mbedtls_ssl_context *ssl,
- unsigned char *hash,
- size_t *hlen )
+void ssl_calc_verify_tls_sha256(const mbedtls_ssl_context *ssl,
+ unsigned char *hash,
+ size_t *hlen)
{
#if defined(MBEDTLS_USE_PSA_CRYPTO)
size_t hash_size;
psa_status_t status;
psa_hash_operation_t sha256_psa = psa_hash_operation_init();
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "=> PSA calc verify sha256" ) );
- status = psa_hash_clone( &ssl->handshake->fin_sha256_psa, &sha256_psa );
- if( status != PSA_SUCCESS )
- {
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "PSA hash clone failed" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("=> PSA calc verify sha256"));
+ status = psa_hash_clone(&ssl->handshake->fin_sha256_psa, &sha256_psa);
+ if (status != PSA_SUCCESS) {
+ MBEDTLS_SSL_DEBUG_MSG(2, ("PSA hash clone failed"));
return;
}
- status = psa_hash_finish( &sha256_psa, hash, 32, &hash_size );
- if( status != PSA_SUCCESS )
- {
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "PSA hash finish failed" ) );
+ status = psa_hash_finish(&sha256_psa, hash, 32, &hash_size);
+ if (status != PSA_SUCCESS) {
+ MBEDTLS_SSL_DEBUG_MSG(2, ("PSA hash finish failed"));
return;
}
*hlen = 32;
- MBEDTLS_SSL_DEBUG_BUF( 3, "PSA calculated verify result", hash, *hlen );
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "<= PSA calc verify" ) );
+ MBEDTLS_SSL_DEBUG_BUF(3, "PSA calculated verify result", hash, *hlen);
+ MBEDTLS_SSL_DEBUG_MSG(2, ("<= PSA calc verify"));
#else
mbedtls_sha256_context sha256;
- mbedtls_sha256_init( &sha256 );
+ mbedtls_sha256_init(&sha256);
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "=> calc verify sha256" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("=> calc verify sha256"));
- mbedtls_sha256_clone( &sha256, &ssl->handshake->fin_sha256 );
- mbedtls_sha256_finish( &sha256, hash );
+ mbedtls_sha256_clone(&sha256, &ssl->handshake->fin_sha256);
+ mbedtls_sha256_finish(&sha256, hash);
*hlen = 32;
- MBEDTLS_SSL_DEBUG_BUF( 3, "calculated verify result", hash, *hlen );
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "<= calc verify" ) );
+ MBEDTLS_SSL_DEBUG_BUF(3, "calculated verify result", hash, *hlen);
+ MBEDTLS_SSL_DEBUG_MSG(2, ("<= calc verify"));
- mbedtls_sha256_free( &sha256 );
+ mbedtls_sha256_free(&sha256);
#endif /* MBEDTLS_USE_PSA_CRYPTO */
return;
}
#endif /* MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA */
#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
-void ssl_calc_verify_tls_sha384( const mbedtls_ssl_context *ssl,
- unsigned char *hash,
- size_t *hlen )
+void ssl_calc_verify_tls_sha384(const mbedtls_ssl_context *ssl,
+ unsigned char *hash,
+ size_t *hlen)
{
#if defined(MBEDTLS_USE_PSA_CRYPTO)
size_t hash_size;
psa_status_t status;
psa_hash_operation_t sha384_psa = psa_hash_operation_init();
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "=> PSA calc verify sha384" ) );
- status = psa_hash_clone( &ssl->handshake->fin_sha384_psa, &sha384_psa );
- if( status != PSA_SUCCESS )
- {
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "PSA hash clone failed" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("=> PSA calc verify sha384"));
+ status = psa_hash_clone(&ssl->handshake->fin_sha384_psa, &sha384_psa);
+ if (status != PSA_SUCCESS) {
+ MBEDTLS_SSL_DEBUG_MSG(2, ("PSA hash clone failed"));
return;
}
- status = psa_hash_finish( &sha384_psa, hash, 48, &hash_size );
- if( status != PSA_SUCCESS )
- {
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "PSA hash finish failed" ) );
+ status = psa_hash_finish(&sha384_psa, hash, 48, &hash_size);
+ if (status != PSA_SUCCESS) {
+ MBEDTLS_SSL_DEBUG_MSG(2, ("PSA hash finish failed"));
return;
}
*hlen = 48;
- MBEDTLS_SSL_DEBUG_BUF( 3, "PSA calculated verify result", hash, *hlen );
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "<= PSA calc verify" ) );
+ MBEDTLS_SSL_DEBUG_BUF(3, "PSA calculated verify result", hash, *hlen);
+ MBEDTLS_SSL_DEBUG_MSG(2, ("<= PSA calc verify"));
#else
mbedtls_sha512_context sha512;
- mbedtls_sha512_init( &sha512 );
+ mbedtls_sha512_init(&sha512);
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "=> calc verify sha384" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("=> calc verify sha384"));
- mbedtls_sha512_clone( &sha512, &ssl->handshake->fin_sha384 );
- mbedtls_sha512_finish( &sha512, hash );
+ mbedtls_sha512_clone(&sha512, &ssl->handshake->fin_sha384);
+ mbedtls_sha512_finish(&sha512, hash);
*hlen = 48;
- MBEDTLS_SSL_DEBUG_BUF( 3, "calculated verify result", hash, *hlen );
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "<= calc verify" ) );
+ MBEDTLS_SSL_DEBUG_BUF(3, "calculated verify result", hash, *hlen);
+ MBEDTLS_SSL_DEBUG_MSG(2, ("<= calc verify"));
- mbedtls_sha512_free( &sha512 );
+ mbedtls_sha512_free(&sha512);
#endif /* MBEDTLS_USE_PSA_CRYPTO */
return;
}
@@ -6521,16 +6448,15 @@
#if !defined(MBEDTLS_USE_PSA_CRYPTO) && \
defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED)
-int mbedtls_ssl_psk_derive_premaster( mbedtls_ssl_context *ssl, mbedtls_key_exchange_type_t key_ex )
+int mbedtls_ssl_psk_derive_premaster(mbedtls_ssl_context *ssl, mbedtls_key_exchange_type_t key_ex)
{
unsigned char *p = ssl->handshake->premaster;
- unsigned char *end = p + sizeof( ssl->handshake->premaster );
+ unsigned char *end = p + sizeof(ssl->handshake->premaster);
const unsigned char *psk = NULL;
size_t psk_len = 0;
- int psk_ret = mbedtls_ssl_get_psk( ssl, &psk, &psk_len );
+ int psk_ret = mbedtls_ssl_get_psk(ssl, &psk, &psk_len);
- if( psk_ret == MBEDTLS_ERR_SSL_PRIVATE_KEY_REQUIRED )
- {
+ if (psk_ret == MBEDTLS_ERR_SSL_PRIVATE_KEY_REQUIRED) {
/*
* This should never happen because the existence of a PSK is always
* checked before calling this function.
@@ -6538,10 +6464,9 @@
* The exception is opaque DHE-PSK. For DHE-PSK fill premaster with
* the shared secret without PSK.
*/
- if ( key_ex != MBEDTLS_KEY_EXCHANGE_DHE_PSK )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "should never happen" ) );
- return( MBEDTLS_ERR_SSL_INTERNAL_ERROR );
+ if (key_ex != MBEDTLS_KEY_EXCHANGE_DHE_PSK) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("should never happen"));
+ return MBEDTLS_ERR_SSL_INTERNAL_ERROR;
}
}
@@ -6553,133 +6478,125 @@
* with "other_secret" depending on the particular key exchange
*/
#if defined(MBEDTLS_KEY_EXCHANGE_PSK_ENABLED)
- if( key_ex == MBEDTLS_KEY_EXCHANGE_PSK )
- {
- if( end - p < 2 )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (key_ex == MBEDTLS_KEY_EXCHANGE_PSK) {
+ if (end - p < 2) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- MBEDTLS_PUT_UINT16_BE( psk_len, p, 0 );
+ MBEDTLS_PUT_UINT16_BE(psk_len, p, 0);
p += 2;
- if( end < p || (size_t)( end - p ) < psk_len )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (end < p || (size_t) (end - p) < psk_len) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- memset( p, 0, psk_len );
+ memset(p, 0, psk_len);
p += psk_len;
- }
- else
+ } else
#endif /* MBEDTLS_KEY_EXCHANGE_PSK_ENABLED */
#if defined(MBEDTLS_KEY_EXCHANGE_RSA_PSK_ENABLED)
- if( key_ex == MBEDTLS_KEY_EXCHANGE_RSA_PSK )
- {
+ if (key_ex == MBEDTLS_KEY_EXCHANGE_RSA_PSK) {
/*
* other_secret already set by the ClientKeyExchange message,
* and is 48 bytes long
*/
- if( end - p < 2 )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (end - p < 2) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
*p++ = 0;
*p++ = 48;
p += 48;
- }
- else
+ } else
#endif /* MBEDTLS_KEY_EXCHANGE_RSA_PSK_ENABLED */
#if defined(MBEDTLS_KEY_EXCHANGE_DHE_PSK_ENABLED)
- if( key_ex == MBEDTLS_KEY_EXCHANGE_DHE_PSK )
- {
+ if (key_ex == MBEDTLS_KEY_EXCHANGE_DHE_PSK) {
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
size_t len;
/* Write length only when we know the actual value */
- if( ( ret = mbedtls_dhm_calc_secret( &ssl->handshake->dhm_ctx,
- p + 2, end - ( p + 2 ), &len,
- ssl->conf->f_rng, ssl->conf->p_rng ) ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_dhm_calc_secret", ret );
- return( ret );
+ if ((ret = mbedtls_dhm_calc_secret(&ssl->handshake->dhm_ctx,
+ p + 2, end - (p + 2), &len,
+ ssl->conf->f_rng, ssl->conf->p_rng)) != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_dhm_calc_secret", ret);
+ return ret;
}
- MBEDTLS_PUT_UINT16_BE( len, p, 0 );
+ MBEDTLS_PUT_UINT16_BE(len, p, 0);
p += 2 + len;
- MBEDTLS_SSL_DEBUG_MPI( 3, "DHM: K ", &ssl->handshake->dhm_ctx.K );
- }
- else
+ MBEDTLS_SSL_DEBUG_MPI(3, "DHM: K ", &ssl->handshake->dhm_ctx.K);
+ } else
#endif /* MBEDTLS_KEY_EXCHANGE_DHE_PSK_ENABLED */
#if defined(MBEDTLS_KEY_EXCHANGE_ECDHE_PSK_ENABLED)
- if( key_ex == MBEDTLS_KEY_EXCHANGE_ECDHE_PSK )
- {
+ if (key_ex == MBEDTLS_KEY_EXCHANGE_ECDHE_PSK) {
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
size_t zlen;
- if( ( ret = mbedtls_ecdh_calc_secret( &ssl->handshake->ecdh_ctx, &zlen,
- p + 2, end - ( p + 2 ),
- ssl->conf->f_rng, ssl->conf->p_rng ) ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_ecdh_calc_secret", ret );
- return( ret );
+ if ((ret = mbedtls_ecdh_calc_secret(&ssl->handshake->ecdh_ctx, &zlen,
+ p + 2, end - (p + 2),
+ ssl->conf->f_rng, ssl->conf->p_rng)) != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_ecdh_calc_secret", ret);
+ return ret;
}
- MBEDTLS_PUT_UINT16_BE( zlen, p, 0 );
+ MBEDTLS_PUT_UINT16_BE(zlen, p, 0);
p += 2 + zlen;
- MBEDTLS_SSL_DEBUG_ECDH( 3, &ssl->handshake->ecdh_ctx,
- MBEDTLS_DEBUG_ECDH_Z );
- }
- else
+ MBEDTLS_SSL_DEBUG_ECDH(3, &ssl->handshake->ecdh_ctx,
+ MBEDTLS_DEBUG_ECDH_Z);
+ } else
#endif /* MBEDTLS_KEY_EXCHANGE_ECDHE_PSK_ENABLED */
{
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "should never happen" ) );
- return( MBEDTLS_ERR_SSL_INTERNAL_ERROR );
+ MBEDTLS_SSL_DEBUG_MSG(1, ("should never happen"));
+ return MBEDTLS_ERR_SSL_INTERNAL_ERROR;
}
/* opaque psk<0..2^16-1>; */
- if( end - p < 2 )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (end - p < 2) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- MBEDTLS_PUT_UINT16_BE( psk_len, p, 0 );
+ MBEDTLS_PUT_UINT16_BE(psk_len, p, 0);
p += 2;
- if( end < p || (size_t)( end - p ) < psk_len )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (end < p || (size_t) (end - p) < psk_len) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- memcpy( p, psk, psk_len );
+ memcpy(p, psk, psk_len);
p += psk_len;
ssl->handshake->pmslen = p - ssl->handshake->premaster;
- return( 0 );
+ return 0;
}
#endif /* !MBEDTLS_USE_PSA_CRYPTO && MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED */
#if defined(MBEDTLS_SSL_SRV_C) && defined(MBEDTLS_SSL_RENEGOTIATION)
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_write_hello_request( mbedtls_ssl_context *ssl );
+static int ssl_write_hello_request(mbedtls_ssl_context *ssl);
#if defined(MBEDTLS_SSL_PROTO_DTLS)
-int mbedtls_ssl_resend_hello_request( mbedtls_ssl_context *ssl )
+int mbedtls_ssl_resend_hello_request(mbedtls_ssl_context *ssl)
{
/* If renegotiation is not enforced, retransmit until we would reach max
* timeout if we were using the usual handshake doubling scheme */
- if( ssl->conf->renego_max_records < 0 )
- {
+ if (ssl->conf->renego_max_records < 0) {
uint32_t ratio = ssl->conf->hs_timeout_max / ssl->conf->hs_timeout_min + 1;
unsigned char doublings = 1;
- while( ratio != 0 )
- {
+ while (ratio != 0) {
++doublings;
ratio >>= 1;
}
- if( ++ssl->renego_records_seen > doublings )
- {
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "no longer retransmitting hello request" ) );
- return( 0 );
+ if (++ssl->renego_records_seen > doublings) {
+ MBEDTLS_SSL_DEBUG_MSG(2, ("no longer retransmitting hello request"));
+ return 0;
}
}
- return( ssl_write_hello_request( ssl ) );
+ return ssl_write_hello_request(ssl);
}
#endif
#endif /* MBEDTLS_SSL_SRV_C && MBEDTLS_SSL_RENEGOTIATION */
@@ -6689,46 +6606,44 @@
*/
#if !defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
/* No certificate support -> dummy functions */
-int mbedtls_ssl_write_certificate( mbedtls_ssl_context *ssl )
+int mbedtls_ssl_write_certificate(mbedtls_ssl_context *ssl)
{
const mbedtls_ssl_ciphersuite_t *ciphersuite_info =
ssl->handshake->ciphersuite_info;
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "=> write certificate" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("=> write certificate"));
- if( !mbedtls_ssl_ciphersuite_uses_srv_cert( ciphersuite_info ) )
- {
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "<= skip write certificate" ) );
+ if (!mbedtls_ssl_ciphersuite_uses_srv_cert(ciphersuite_info)) {
+ MBEDTLS_SSL_DEBUG_MSG(2, ("<= skip write certificate"));
ssl->state++;
- return( 0 );
+ return 0;
}
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "should never happen" ) );
- return( MBEDTLS_ERR_SSL_INTERNAL_ERROR );
+ MBEDTLS_SSL_DEBUG_MSG(1, ("should never happen"));
+ return MBEDTLS_ERR_SSL_INTERNAL_ERROR;
}
-int mbedtls_ssl_parse_certificate( mbedtls_ssl_context *ssl )
+int mbedtls_ssl_parse_certificate(mbedtls_ssl_context *ssl)
{
const mbedtls_ssl_ciphersuite_t *ciphersuite_info =
ssl->handshake->ciphersuite_info;
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "=> parse certificate" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("=> parse certificate"));
- if( !mbedtls_ssl_ciphersuite_uses_srv_cert( ciphersuite_info ) )
- {
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "<= skip parse certificate" ) );
+ if (!mbedtls_ssl_ciphersuite_uses_srv_cert(ciphersuite_info)) {
+ MBEDTLS_SSL_DEBUG_MSG(2, ("<= skip parse certificate"));
ssl->state++;
- return( 0 );
+ return 0;
}
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "should never happen" ) );
- return( MBEDTLS_ERR_SSL_INTERNAL_ERROR );
+ MBEDTLS_SSL_DEBUG_MSG(1, ("should never happen"));
+ return MBEDTLS_ERR_SSL_INTERNAL_ERROR;
}
#else /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */
/* Some certificate support -> implement write and parse */
-int mbedtls_ssl_write_certificate( mbedtls_ssl_context *ssl )
+int mbedtls_ssl_write_certificate(mbedtls_ssl_context *ssl)
{
int ret = MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE;
size_t i, n;
@@ -6736,39 +6651,34 @@
const mbedtls_ssl_ciphersuite_t *ciphersuite_info =
ssl->handshake->ciphersuite_info;
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "=> write certificate" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("=> write certificate"));
- if( !mbedtls_ssl_ciphersuite_uses_srv_cert( ciphersuite_info ) )
- {
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "<= skip write certificate" ) );
+ if (!mbedtls_ssl_ciphersuite_uses_srv_cert(ciphersuite_info)) {
+ MBEDTLS_SSL_DEBUG_MSG(2, ("<= skip write certificate"));
ssl->state++;
- return( 0 );
+ return 0;
}
#if defined(MBEDTLS_SSL_CLI_C)
- if( ssl->conf->endpoint == MBEDTLS_SSL_IS_CLIENT )
- {
- if( ssl->handshake->client_auth == 0 )
- {
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "<= skip write certificate" ) );
+ if (ssl->conf->endpoint == MBEDTLS_SSL_IS_CLIENT) {
+ if (ssl->handshake->client_auth == 0) {
+ MBEDTLS_SSL_DEBUG_MSG(2, ("<= skip write certificate"));
ssl->state++;
- return( 0 );
+ return 0;
}
}
#endif /* MBEDTLS_SSL_CLI_C */
#if defined(MBEDTLS_SSL_SRV_C)
- if( ssl->conf->endpoint == MBEDTLS_SSL_IS_SERVER )
- {
- if( mbedtls_ssl_own_cert( ssl ) == NULL )
- {
+ if (ssl->conf->endpoint == MBEDTLS_SSL_IS_SERVER) {
+ if (mbedtls_ssl_own_cert(ssl) == NULL) {
/* Should never happen because we shouldn't have picked the
* ciphersuite if we don't have a certificate. */
- return( MBEDTLS_ERR_SSL_INTERNAL_ERROR );
+ return MBEDTLS_ERR_SSL_INTERNAL_ERROR;
}
}
#endif
- MBEDTLS_SSL_DEBUG_CRT( 3, "own certificate", mbedtls_ssl_own_cert( ssl ) );
+ MBEDTLS_SSL_DEBUG_CRT(3, "own certificate", mbedtls_ssl_own_cert(ssl));
/*
* 0 . 0 handshake type
@@ -6780,30 +6690,28 @@
* n+3 . ... upper level cert, etc.
*/
i = 7;
- crt = mbedtls_ssl_own_cert( ssl );
+ crt = mbedtls_ssl_own_cert(ssl);
- while( crt != NULL )
- {
+ while (crt != NULL) {
n = crt->raw.len;
- if( n > MBEDTLS_SSL_OUT_CONTENT_LEN - 3 - i )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "certificate too large, %" MBEDTLS_PRINTF_SIZET
- " > %" MBEDTLS_PRINTF_SIZET,
- i + 3 + n, (size_t) MBEDTLS_SSL_OUT_CONTENT_LEN ) );
- return( MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL );
+ if (n > MBEDTLS_SSL_OUT_CONTENT_LEN - 3 - i) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("certificate too large, %" MBEDTLS_PRINTF_SIZET
+ " > %" MBEDTLS_PRINTF_SIZET,
+ i + 3 + n, (size_t) MBEDTLS_SSL_OUT_CONTENT_LEN));
+ return MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL;
}
- ssl->out_msg[i ] = MBEDTLS_BYTE_2( n );
- ssl->out_msg[i + 1] = MBEDTLS_BYTE_1( n );
- ssl->out_msg[i + 2] = MBEDTLS_BYTE_0( n );
+ ssl->out_msg[i] = MBEDTLS_BYTE_2(n);
+ ssl->out_msg[i + 1] = MBEDTLS_BYTE_1(n);
+ ssl->out_msg[i + 2] = MBEDTLS_BYTE_0(n);
- i += 3; memcpy( ssl->out_msg + i, crt->raw.p, n );
+ i += 3; memcpy(ssl->out_msg + i, crt->raw.p, n);
i += n; crt = crt->next;
}
- ssl->out_msg[4] = MBEDTLS_BYTE_2( i - 7 );
- ssl->out_msg[5] = MBEDTLS_BYTE_1( i - 7 );
- ssl->out_msg[6] = MBEDTLS_BYTE_0( i - 7 );
+ ssl->out_msg[4] = MBEDTLS_BYTE_2(i - 7);
+ ssl->out_msg[5] = MBEDTLS_BYTE_1(i - 7);
+ ssl->out_msg[6] = MBEDTLS_BYTE_0(i - 7);
ssl->out_msglen = i;
ssl->out_msgtype = MBEDTLS_SSL_MSG_HANDSHAKE;
@@ -6811,40 +6719,41 @@
ssl->state++;
- if( ( ret = mbedtls_ssl_write_handshake_msg( ssl ) ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_ssl_write_handshake_msg", ret );
- return( ret );
+ if ((ret = mbedtls_ssl_write_handshake_msg(ssl)) != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_ssl_write_handshake_msg", ret);
+ return ret;
}
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "<= write certificate" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("<= write certificate"));
- return( ret );
+ return ret;
}
#if defined(MBEDTLS_SSL_RENEGOTIATION) && defined(MBEDTLS_SSL_CLI_C)
#if defined(MBEDTLS_SSL_KEEP_PEER_CERTIFICATE)
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_check_peer_crt_unchanged( mbedtls_ssl_context *ssl,
- unsigned char *crt_buf,
- size_t crt_buf_len )
+static int ssl_check_peer_crt_unchanged(mbedtls_ssl_context *ssl,
+ unsigned char *crt_buf,
+ size_t crt_buf_len)
{
mbedtls_x509_crt const * const peer_crt = ssl->session->peer_cert;
- if( peer_crt == NULL )
- return( -1 );
+ if (peer_crt == NULL) {
+ return -1;
+ }
- if( peer_crt->raw.len != crt_buf_len )
- return( -1 );
+ if (peer_crt->raw.len != crt_buf_len) {
+ return -1;
+ }
- return( memcmp( peer_crt->raw.p, crt_buf, peer_crt->raw.len ) );
+ return memcmp(peer_crt->raw.p, crt_buf, peer_crt->raw.len);
}
#else /* MBEDTLS_SSL_KEEP_PEER_CERTIFICATE */
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_check_peer_crt_unchanged( mbedtls_ssl_context *ssl,
- unsigned char *crt_buf,
- size_t crt_buf_len )
+static int ssl_check_peer_crt_unchanged(mbedtls_ssl_context *ssl,
+ unsigned char *crt_buf,
+ size_t crt_buf_len)
{
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
unsigned char const * const peer_cert_digest =
@@ -6852,22 +6761,25 @@
mbedtls_md_type_t const peer_cert_digest_type =
ssl->session->peer_cert_digest_type;
mbedtls_md_info_t const * const digest_info =
- mbedtls_md_info_from_type( peer_cert_digest_type );
+ mbedtls_md_info_from_type(peer_cert_digest_type);
unsigned char tmp_digest[MBEDTLS_SSL_PEER_CERT_DIGEST_MAX_LEN];
size_t digest_len;
- if( peer_cert_digest == NULL || digest_info == NULL )
- return( -1 );
+ if (peer_cert_digest == NULL || digest_info == NULL) {
+ return -1;
+ }
- digest_len = mbedtls_md_get_size( digest_info );
- if( digest_len > MBEDTLS_SSL_PEER_CERT_DIGEST_MAX_LEN )
- return( -1 );
+ digest_len = mbedtls_md_get_size(digest_info);
+ if (digest_len > MBEDTLS_SSL_PEER_CERT_DIGEST_MAX_LEN) {
+ return -1;
+ }
- ret = mbedtls_md( digest_info, crt_buf, crt_buf_len, tmp_digest );
- if( ret != 0 )
- return( -1 );
+ ret = mbedtls_md(digest_info, crt_buf, crt_buf_len, tmp_digest);
+ if (ret != 0) {
+ return -1;
+ }
- return( memcmp( tmp_digest, peer_cert_digest, digest_len ) );
+ return memcmp(tmp_digest, peer_cert_digest, digest_len);
}
#endif /* MBEDTLS_SSL_KEEP_PEER_CERTIFICATE */
#endif /* MBEDTLS_SSL_RENEGOTIATION && MBEDTLS_SSL_CLI_C */
@@ -6877,131 +6789,121 @@
* perform basic checks, but leave actual verification to the caller
*/
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_parse_certificate_chain( mbedtls_ssl_context *ssl,
- mbedtls_x509_crt *chain )
+static int ssl_parse_certificate_chain(mbedtls_ssl_context *ssl,
+ mbedtls_x509_crt *chain)
{
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
#if defined(MBEDTLS_SSL_RENEGOTIATION) && defined(MBEDTLS_SSL_CLI_C)
- int crt_cnt=0;
+ int crt_cnt = 0;
#endif
size_t i, n;
uint8_t alert;
- if( ssl->in_msgtype != MBEDTLS_SSL_MSG_HANDSHAKE )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "bad certificate message" ) );
- mbedtls_ssl_send_alert_message( ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
- MBEDTLS_SSL_ALERT_MSG_UNEXPECTED_MESSAGE );
- return( MBEDTLS_ERR_SSL_UNEXPECTED_MESSAGE );
+ if (ssl->in_msgtype != MBEDTLS_SSL_MSG_HANDSHAKE) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("bad certificate message"));
+ mbedtls_ssl_send_alert_message(ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
+ MBEDTLS_SSL_ALERT_MSG_UNEXPECTED_MESSAGE);
+ return MBEDTLS_ERR_SSL_UNEXPECTED_MESSAGE;
}
- if( ssl->in_msg[0] != MBEDTLS_SSL_HS_CERTIFICATE )
- {
- mbedtls_ssl_send_alert_message( ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
- MBEDTLS_SSL_ALERT_MSG_UNEXPECTED_MESSAGE );
- return( MBEDTLS_ERR_SSL_UNEXPECTED_MESSAGE );
+ if (ssl->in_msg[0] != MBEDTLS_SSL_HS_CERTIFICATE) {
+ mbedtls_ssl_send_alert_message(ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
+ MBEDTLS_SSL_ALERT_MSG_UNEXPECTED_MESSAGE);
+ return MBEDTLS_ERR_SSL_UNEXPECTED_MESSAGE;
}
- if( ssl->in_hslen < mbedtls_ssl_hs_hdr_len( ssl ) + 3 + 3 )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "bad certificate message" ) );
- mbedtls_ssl_send_alert_message( ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
- MBEDTLS_SSL_ALERT_MSG_DECODE_ERROR );
- return( MBEDTLS_ERR_SSL_DECODE_ERROR );
+ if (ssl->in_hslen < mbedtls_ssl_hs_hdr_len(ssl) + 3 + 3) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("bad certificate message"));
+ mbedtls_ssl_send_alert_message(ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
+ MBEDTLS_SSL_ALERT_MSG_DECODE_ERROR);
+ return MBEDTLS_ERR_SSL_DECODE_ERROR;
}
- i = mbedtls_ssl_hs_hdr_len( ssl );
+ i = mbedtls_ssl_hs_hdr_len(ssl);
/*
* Same message structure as in mbedtls_ssl_write_certificate()
*/
- n = ( ssl->in_msg[i+1] << 8 ) | ssl->in_msg[i+2];
+ n = (ssl->in_msg[i+1] << 8) | ssl->in_msg[i+2];
- if( ssl->in_msg[i] != 0 ||
- ssl->in_hslen != n + 3 + mbedtls_ssl_hs_hdr_len( ssl ) )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "bad certificate message" ) );
- mbedtls_ssl_send_alert_message( ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
- MBEDTLS_SSL_ALERT_MSG_DECODE_ERROR );
- return( MBEDTLS_ERR_SSL_DECODE_ERROR );
+ if (ssl->in_msg[i] != 0 ||
+ ssl->in_hslen != n + 3 + mbedtls_ssl_hs_hdr_len(ssl)) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("bad certificate message"));
+ mbedtls_ssl_send_alert_message(ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
+ MBEDTLS_SSL_ALERT_MSG_DECODE_ERROR);
+ return MBEDTLS_ERR_SSL_DECODE_ERROR;
}
/* Make &ssl->in_msg[i] point to the beginning of the CRT chain. */
i += 3;
/* Iterate through and parse the CRTs in the provided chain. */
- while( i < ssl->in_hslen )
- {
+ while (i < ssl->in_hslen) {
/* Check that there's room for the next CRT's length fields. */
- if ( i + 3 > ssl->in_hslen ) {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "bad certificate message" ) );
- mbedtls_ssl_send_alert_message( ssl,
- MBEDTLS_SSL_ALERT_LEVEL_FATAL,
- MBEDTLS_SSL_ALERT_MSG_DECODE_ERROR );
- return( MBEDTLS_ERR_SSL_DECODE_ERROR );
+ if (i + 3 > ssl->in_hslen) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("bad certificate message"));
+ mbedtls_ssl_send_alert_message(ssl,
+ MBEDTLS_SSL_ALERT_LEVEL_FATAL,
+ MBEDTLS_SSL_ALERT_MSG_DECODE_ERROR);
+ return MBEDTLS_ERR_SSL_DECODE_ERROR;
}
/* In theory, the CRT can be up to 2**24 Bytes, but we don't support
* anything beyond 2**16 ~ 64K. */
- if( ssl->in_msg[i] != 0 )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "bad certificate message" ) );
- mbedtls_ssl_send_alert_message( ssl,
- MBEDTLS_SSL_ALERT_LEVEL_FATAL,
- MBEDTLS_SSL_ALERT_MSG_UNSUPPORTED_CERT );
- return( MBEDTLS_ERR_SSL_BAD_CERTIFICATE );
+ if (ssl->in_msg[i] != 0) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("bad certificate message"));
+ mbedtls_ssl_send_alert_message(ssl,
+ MBEDTLS_SSL_ALERT_LEVEL_FATAL,
+ MBEDTLS_SSL_ALERT_MSG_UNSUPPORTED_CERT);
+ return MBEDTLS_ERR_SSL_BAD_CERTIFICATE;
}
/* Read length of the next CRT in the chain. */
- n = ( (unsigned int) ssl->in_msg[i + 1] << 8 )
+ n = ((unsigned int) ssl->in_msg[i + 1] << 8)
| (unsigned int) ssl->in_msg[i + 2];
i += 3;
- if( n < 128 || i + n > ssl->in_hslen )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "bad certificate message" ) );
- mbedtls_ssl_send_alert_message( ssl,
- MBEDTLS_SSL_ALERT_LEVEL_FATAL,
- MBEDTLS_SSL_ALERT_MSG_DECODE_ERROR );
- return( MBEDTLS_ERR_SSL_DECODE_ERROR );
+ if (n < 128 || i + n > ssl->in_hslen) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("bad certificate message"));
+ mbedtls_ssl_send_alert_message(ssl,
+ MBEDTLS_SSL_ALERT_LEVEL_FATAL,
+ MBEDTLS_SSL_ALERT_MSG_DECODE_ERROR);
+ return MBEDTLS_ERR_SSL_DECODE_ERROR;
}
/* Check if we're handling the first CRT in the chain. */
#if defined(MBEDTLS_SSL_RENEGOTIATION) && defined(MBEDTLS_SSL_CLI_C)
- if( crt_cnt++ == 0 &&
+ if (crt_cnt++ == 0 &&
ssl->conf->endpoint == MBEDTLS_SSL_IS_CLIENT &&
- ssl->renego_status == MBEDTLS_SSL_RENEGOTIATION_IN_PROGRESS )
- {
+ ssl->renego_status == MBEDTLS_SSL_RENEGOTIATION_IN_PROGRESS) {
/* During client-side renegotiation, check that the server's
* end-CRTs hasn't changed compared to the initial handshake,
* mitigating the triple handshake attack. On success, reuse
* the original end-CRT instead of parsing it again. */
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "Check that peer CRT hasn't changed during renegotiation" ) );
- if( ssl_check_peer_crt_unchanged( ssl,
- &ssl->in_msg[i],
- n ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "new server cert during renegotiation" ) );
- mbedtls_ssl_send_alert_message( ssl,
- MBEDTLS_SSL_ALERT_LEVEL_FATAL,
- MBEDTLS_SSL_ALERT_MSG_ACCESS_DENIED );
- return( MBEDTLS_ERR_SSL_BAD_CERTIFICATE );
+ MBEDTLS_SSL_DEBUG_MSG(3, ("Check that peer CRT hasn't changed during renegotiation"));
+ if (ssl_check_peer_crt_unchanged(ssl,
+ &ssl->in_msg[i],
+ n) != 0) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("new server cert during renegotiation"));
+ mbedtls_ssl_send_alert_message(ssl,
+ MBEDTLS_SSL_ALERT_LEVEL_FATAL,
+ MBEDTLS_SSL_ALERT_MSG_ACCESS_DENIED);
+ return MBEDTLS_ERR_SSL_BAD_CERTIFICATE;
}
/* Now we can safely free the original chain. */
- ssl_clear_peer_cert( ssl->session );
+ ssl_clear_peer_cert(ssl->session);
}
#endif /* MBEDTLS_SSL_RENEGOTIATION && MBEDTLS_SSL_CLI_C */
/* Parse the next certificate in the chain. */
#if defined(MBEDTLS_SSL_KEEP_PEER_CERTIFICATE)
- ret = mbedtls_x509_crt_parse_der( chain, ssl->in_msg + i, n );
+ ret = mbedtls_x509_crt_parse_der(chain, ssl->in_msg + i, n);
#else
/* If we don't need to store the CRT chain permanently, parse
* it in-place from the input buffer instead of making a copy. */
- ret = mbedtls_x509_crt_parse_der_nocopy( chain, ssl->in_msg + i, n );
+ ret = mbedtls_x509_crt_parse_der_nocopy(chain, ssl->in_msg + i, n);
#endif /* MBEDTLS_SSL_KEEP_PEER_CERTIFICATE */
- switch( ret )
- {
+ switch (ret) {
case 0: /*ok*/
case MBEDTLS_ERR_X509_UNKNOWN_SIG_ALG + MBEDTLS_ERR_OID_NOT_FOUND:
/* Ignore certificate with an unknown algorithm: maybe a
@@ -7018,35 +6920,35 @@
default:
alert = MBEDTLS_SSL_ALERT_MSG_BAD_CERT;
- crt_parse_der_failed:
- mbedtls_ssl_send_alert_message( ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL, alert );
- MBEDTLS_SSL_DEBUG_RET( 1, " mbedtls_x509_crt_parse_der", ret );
- return( ret );
+crt_parse_der_failed:
+ mbedtls_ssl_send_alert_message(ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL, alert);
+ MBEDTLS_SSL_DEBUG_RET(1, " mbedtls_x509_crt_parse_der", ret);
+ return ret;
}
i += n;
}
- MBEDTLS_SSL_DEBUG_CRT( 3, "peer certificate", chain );
- return( 0 );
+ MBEDTLS_SSL_DEBUG_CRT(3, "peer certificate", chain);
+ return 0;
}
#if defined(MBEDTLS_SSL_SRV_C)
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_srv_check_client_no_crt_notification( mbedtls_ssl_context *ssl )
+static int ssl_srv_check_client_no_crt_notification(mbedtls_ssl_context *ssl)
{
- if( ssl->conf->endpoint == MBEDTLS_SSL_IS_CLIENT )
- return( -1 );
+ if (ssl->conf->endpoint == MBEDTLS_SSL_IS_CLIENT) {
+ return -1;
+ }
- if( ssl->in_hslen == 3 + mbedtls_ssl_hs_hdr_len( ssl ) &&
+ if (ssl->in_hslen == 3 + mbedtls_ssl_hs_hdr_len(ssl) &&
ssl->in_msgtype == MBEDTLS_SSL_MSG_HANDSHAKE &&
ssl->in_msg[0] == MBEDTLS_SSL_HS_CERTIFICATE &&
- memcmp( ssl->in_msg + mbedtls_ssl_hs_hdr_len( ssl ), "\0\0\0", 3 ) == 0 )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "peer has no certificate" ) );
- return( 0 );
+ memcmp(ssl->in_msg + mbedtls_ssl_hs_hdr_len(ssl), "\0\0\0", 3) == 0) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("peer has no certificate"));
+ return 0;
}
- return( -1 );
+ return -1;
}
#endif /* MBEDTLS_SSL_SRV_C */
@@ -7059,40 +6961,40 @@
#define SSL_CERTIFICATE_EXPECTED 0
#define SSL_CERTIFICATE_SKIP 1
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_parse_certificate_coordinate( mbedtls_ssl_context *ssl,
- int authmode )
+static int ssl_parse_certificate_coordinate(mbedtls_ssl_context *ssl,
+ int authmode)
{
const mbedtls_ssl_ciphersuite_t *ciphersuite_info =
ssl->handshake->ciphersuite_info;
- if( !mbedtls_ssl_ciphersuite_uses_srv_cert( ciphersuite_info ) )
- return( SSL_CERTIFICATE_SKIP );
+ if (!mbedtls_ssl_ciphersuite_uses_srv_cert(ciphersuite_info)) {
+ return SSL_CERTIFICATE_SKIP;
+ }
#if defined(MBEDTLS_SSL_SRV_C)
- if( ssl->conf->endpoint == MBEDTLS_SSL_IS_SERVER )
- {
- if( ciphersuite_info->key_exchange == MBEDTLS_KEY_EXCHANGE_RSA_PSK )
- return( SSL_CERTIFICATE_SKIP );
+ if (ssl->conf->endpoint == MBEDTLS_SSL_IS_SERVER) {
+ if (ciphersuite_info->key_exchange == MBEDTLS_KEY_EXCHANGE_RSA_PSK) {
+ return SSL_CERTIFICATE_SKIP;
+ }
- if( authmode == MBEDTLS_SSL_VERIFY_NONE )
- {
+ if (authmode == MBEDTLS_SSL_VERIFY_NONE) {
ssl->session_negotiate->verify_result =
MBEDTLS_X509_BADCERT_SKIP_VERIFY;
- return( SSL_CERTIFICATE_SKIP );
+ return SSL_CERTIFICATE_SKIP;
}
}
#else
((void) authmode);
#endif /* MBEDTLS_SSL_SRV_C */
- return( SSL_CERTIFICATE_EXPECTED );
+ return SSL_CERTIFICATE_EXPECTED;
}
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_parse_certificate_verify( mbedtls_ssl_context *ssl,
- int authmode,
- mbedtls_x509_crt *chain,
- void *rs_ctx )
+static int ssl_parse_certificate_verify(mbedtls_ssl_context *ssl,
+ int authmode,
+ mbedtls_x509_crt *chain,
+ void *rs_ctx)
{
int ret = 0;
const mbedtls_ssl_ciphersuite_t *ciphersuite_info =
@@ -7102,18 +7004,16 @@
int (*f_vrfy)(void *, mbedtls_x509_crt *, int, uint32_t *);
void *p_vrfy;
- if( authmode == MBEDTLS_SSL_VERIFY_NONE )
- return( 0 );
+ if (authmode == MBEDTLS_SSL_VERIFY_NONE) {
+ return 0;
+ }
- if( ssl->f_vrfy != NULL )
- {
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "Use context-specific verification callback" ) );
+ if (ssl->f_vrfy != NULL) {
+ MBEDTLS_SSL_DEBUG_MSG(3, ("Use context-specific verification callback"));
f_vrfy = ssl->f_vrfy;
p_vrfy = ssl->p_vrfy;
- }
- else
- {
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "Use configuration-specific verification callback" ) );
+ } else {
+ MBEDTLS_SSL_DEBUG_MSG(3, ("Use configuration-specific verification callback"));
f_vrfy = ssl->conf->f_vrfy;
p_vrfy = ssl->conf->p_vrfy;
}
@@ -7122,12 +7022,11 @@
* Main check: verify certificate
*/
#if defined(MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK)
- if( ssl->conf->f_ca_cb != NULL )
- {
+ if (ssl->conf->f_ca_cb != NULL) {
((void) rs_ctx);
have_ca_chain = 1;
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "use CA callback for X.509 CRT verification" ) );
+ MBEDTLS_SSL_DEBUG_MSG(3, ("use CA callback for X.509 CRT verification"));
ret = mbedtls_x509_crt_verify_with_ca_cb(
chain,
ssl->conf->f_ca_cb,
@@ -7135,29 +7034,27 @@
ssl->conf->cert_profile,
ssl->hostname,
&ssl->session_negotiate->verify_result,
- f_vrfy, p_vrfy );
- }
- else
+ f_vrfy, p_vrfy);
+ } else
#endif /* MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK */
{
mbedtls_x509_crt *ca_chain;
mbedtls_x509_crl *ca_crl;
#if defined(MBEDTLS_SSL_SERVER_NAME_INDICATION)
- if( ssl->handshake->sni_ca_chain != NULL )
- {
+ if (ssl->handshake->sni_ca_chain != NULL) {
ca_chain = ssl->handshake->sni_ca_chain;
ca_crl = ssl->handshake->sni_ca_crl;
- }
- else
+ } else
#endif
{
ca_chain = ssl->conf->ca_chain;
ca_crl = ssl->conf->ca_crl;
}
- if( ca_chain != NULL )
+ if (ca_chain != NULL) {
have_ca_chain = 1;
+ }
ret = mbedtls_x509_crt_verify_restartable(
chain,
@@ -7165,17 +7062,17 @@
ssl->conf->cert_profile,
ssl->hostname,
&ssl->session_negotiate->verify_result,
- f_vrfy, p_vrfy, rs_ctx );
+ f_vrfy, p_vrfy, rs_ctx);
}
- if( ret != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "x509_verify_cert", ret );
+ if (ret != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "x509_verify_cert", ret);
}
#if defined(MBEDTLS_SSL_ECP_RESTARTABLE_ENABLED)
- if( ret == MBEDTLS_ERR_ECP_IN_PROGRESS )
- return( MBEDTLS_ERR_SSL_CRYPTO_IN_PROGRESS );
+ if (ret == MBEDTLS_ERR_ECP_IN_PROGRESS) {
+ return MBEDTLS_ERR_SSL_CRYPTO_IN_PROGRESS;
+ }
#endif
/*
@@ -7189,39 +7086,37 @@
/* If certificate uses an EC key, make sure the curve is OK.
* This is a public key, so it can't be opaque, so can_do() is a good
* enough check to ensure pk_ec() is safe to use here. */
- if( mbedtls_pk_can_do( pk, MBEDTLS_PK_ECKEY ) )
- {
+ if (mbedtls_pk_can_do(pk, MBEDTLS_PK_ECKEY)) {
/* and in the unlikely case the above assumption no longer holds
* we are making sure that pk_ec() here does not return a NULL
*/
- const mbedtls_ecp_keypair *ec = mbedtls_pk_ec( *pk );
- if( ec == NULL )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "mbedtls_pk_ec() returned NULL" ) );
- return( MBEDTLS_ERR_SSL_INTERNAL_ERROR );
+ const mbedtls_ecp_keypair *ec = mbedtls_pk_ec(*pk);
+ if (ec == NULL) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("mbedtls_pk_ec() returned NULL"));
+ return MBEDTLS_ERR_SSL_INTERNAL_ERROR;
}
- if( mbedtls_ssl_check_curve( ssl, ec->grp.id ) != 0 )
- {
+ if (mbedtls_ssl_check_curve(ssl, ec->grp.id) != 0) {
ssl->session_negotiate->verify_result |=
MBEDTLS_X509_BADCERT_BAD_KEY;
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "bad certificate (EC key curve)" ) );
- if( ret == 0 )
+ MBEDTLS_SSL_DEBUG_MSG(1, ("bad certificate (EC key curve)"));
+ if (ret == 0) {
ret = MBEDTLS_ERR_SSL_BAD_CERTIFICATE;
+ }
}
}
}
#endif /* MBEDTLS_ECP_C */
- if( mbedtls_ssl_check_cert_usage( chain,
- ciphersuite_info,
- ! ssl->conf->endpoint,
- &ssl->session_negotiate->verify_result ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "bad certificate (usage extensions)" ) );
- if( ret == 0 )
+ if (mbedtls_ssl_check_cert_usage(chain,
+ ciphersuite_info,
+ !ssl->conf->endpoint,
+ &ssl->session_negotiate->verify_result) != 0) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("bad certificate (usage extensions)"));
+ if (ret == 0) {
ret = MBEDTLS_ERR_SSL_BAD_CERTIFICATE;
+ }
}
/* mbedtls_x509_crt_verify_with_profile is supposed to report a
@@ -7230,122 +7125,115 @@
* of error codes, including those from the user provided f_vrfy
* functions, are treated as fatal and lead to a failure of
* ssl_parse_certificate even if verification was optional. */
- if( authmode == MBEDTLS_SSL_VERIFY_OPTIONAL &&
- ( ret == MBEDTLS_ERR_X509_CERT_VERIFY_FAILED ||
- ret == MBEDTLS_ERR_SSL_BAD_CERTIFICATE ) )
- {
+ if (authmode == MBEDTLS_SSL_VERIFY_OPTIONAL &&
+ (ret == MBEDTLS_ERR_X509_CERT_VERIFY_FAILED ||
+ ret == MBEDTLS_ERR_SSL_BAD_CERTIFICATE)) {
ret = 0;
}
- if( have_ca_chain == 0 && authmode == MBEDTLS_SSL_VERIFY_REQUIRED )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "got no CA chain" ) );
+ if (have_ca_chain == 0 && authmode == MBEDTLS_SSL_VERIFY_REQUIRED) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("got no CA chain"));
ret = MBEDTLS_ERR_SSL_CA_CHAIN_REQUIRED;
}
- if( ret != 0 )
- {
+ if (ret != 0) {
uint8_t alert;
/* The certificate may have been rejected for several reasons.
Pick one and send the corresponding alert. Which alert to send
may be a subject of debate in some cases. */
- if( ssl->session_negotiate->verify_result & MBEDTLS_X509_BADCERT_OTHER )
+ if (ssl->session_negotiate->verify_result & MBEDTLS_X509_BADCERT_OTHER) {
alert = MBEDTLS_SSL_ALERT_MSG_ACCESS_DENIED;
- else if( ssl->session_negotiate->verify_result & MBEDTLS_X509_BADCERT_CN_MISMATCH )
+ } else if (ssl->session_negotiate->verify_result & MBEDTLS_X509_BADCERT_CN_MISMATCH) {
alert = MBEDTLS_SSL_ALERT_MSG_BAD_CERT;
- else if( ssl->session_negotiate->verify_result & MBEDTLS_X509_BADCERT_KEY_USAGE )
+ } else if (ssl->session_negotiate->verify_result & MBEDTLS_X509_BADCERT_KEY_USAGE) {
alert = MBEDTLS_SSL_ALERT_MSG_UNSUPPORTED_CERT;
- else if( ssl->session_negotiate->verify_result & MBEDTLS_X509_BADCERT_EXT_KEY_USAGE )
+ } else if (ssl->session_negotiate->verify_result & MBEDTLS_X509_BADCERT_EXT_KEY_USAGE) {
alert = MBEDTLS_SSL_ALERT_MSG_UNSUPPORTED_CERT;
- else if( ssl->session_negotiate->verify_result & MBEDTLS_X509_BADCERT_NS_CERT_TYPE )
+ } else if (ssl->session_negotiate->verify_result & MBEDTLS_X509_BADCERT_NS_CERT_TYPE) {
alert = MBEDTLS_SSL_ALERT_MSG_UNSUPPORTED_CERT;
- else if( ssl->session_negotiate->verify_result & MBEDTLS_X509_BADCERT_BAD_PK )
+ } else if (ssl->session_negotiate->verify_result & MBEDTLS_X509_BADCERT_BAD_PK) {
alert = MBEDTLS_SSL_ALERT_MSG_UNSUPPORTED_CERT;
- else if( ssl->session_negotiate->verify_result & MBEDTLS_X509_BADCERT_BAD_KEY )
+ } else if (ssl->session_negotiate->verify_result & MBEDTLS_X509_BADCERT_BAD_KEY) {
alert = MBEDTLS_SSL_ALERT_MSG_UNSUPPORTED_CERT;
- else if( ssl->session_negotiate->verify_result & MBEDTLS_X509_BADCERT_EXPIRED )
+ } else if (ssl->session_negotiate->verify_result & MBEDTLS_X509_BADCERT_EXPIRED) {
alert = MBEDTLS_SSL_ALERT_MSG_CERT_EXPIRED;
- else if( ssl->session_negotiate->verify_result & MBEDTLS_X509_BADCERT_REVOKED )
+ } else if (ssl->session_negotiate->verify_result & MBEDTLS_X509_BADCERT_REVOKED) {
alert = MBEDTLS_SSL_ALERT_MSG_CERT_REVOKED;
- else if( ssl->session_negotiate->verify_result & MBEDTLS_X509_BADCERT_NOT_TRUSTED )
+ } else if (ssl->session_negotiate->verify_result & MBEDTLS_X509_BADCERT_NOT_TRUSTED) {
alert = MBEDTLS_SSL_ALERT_MSG_UNKNOWN_CA;
- else
+ } else {
alert = MBEDTLS_SSL_ALERT_MSG_CERT_UNKNOWN;
- mbedtls_ssl_send_alert_message( ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
- alert );
+ }
+ mbedtls_ssl_send_alert_message(ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
+ alert);
}
#if defined(MBEDTLS_DEBUG_C)
- if( ssl->session_negotiate->verify_result != 0 )
- {
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "! Certificate verification flags %08x",
- (unsigned int) ssl->session_negotiate->verify_result ) );
- }
- else
- {
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "Certificate verification flags clear" ) );
+ if (ssl->session_negotiate->verify_result != 0) {
+ MBEDTLS_SSL_DEBUG_MSG(3, ("! Certificate verification flags %08x",
+ (unsigned int) ssl->session_negotiate->verify_result));
+ } else {
+ MBEDTLS_SSL_DEBUG_MSG(3, ("Certificate verification flags clear"));
}
#endif /* MBEDTLS_DEBUG_C */
- return( ret );
+ return ret;
}
#if !defined(MBEDTLS_SSL_KEEP_PEER_CERTIFICATE)
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_remember_peer_crt_digest( mbedtls_ssl_context *ssl,
- unsigned char *start, size_t len )
+static int ssl_remember_peer_crt_digest(mbedtls_ssl_context *ssl,
+ unsigned char *start, size_t len)
{
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
/* Remember digest of the peer's end-CRT. */
ssl->session_negotiate->peer_cert_digest =
- mbedtls_calloc( 1, MBEDTLS_SSL_PEER_CERT_DIGEST_DFL_LEN );
- if( ssl->session_negotiate->peer_cert_digest == NULL )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "alloc(%d bytes) failed",
- MBEDTLS_SSL_PEER_CERT_DIGEST_DFL_LEN ) );
- mbedtls_ssl_send_alert_message( ssl,
- MBEDTLS_SSL_ALERT_LEVEL_FATAL,
- MBEDTLS_SSL_ALERT_MSG_INTERNAL_ERROR );
+ mbedtls_calloc(1, MBEDTLS_SSL_PEER_CERT_DIGEST_DFL_LEN);
+ if (ssl->session_negotiate->peer_cert_digest == NULL) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("alloc(%d bytes) failed",
+ MBEDTLS_SSL_PEER_CERT_DIGEST_DFL_LEN));
+ mbedtls_ssl_send_alert_message(ssl,
+ MBEDTLS_SSL_ALERT_LEVEL_FATAL,
+ MBEDTLS_SSL_ALERT_MSG_INTERNAL_ERROR);
- return( MBEDTLS_ERR_SSL_ALLOC_FAILED );
+ return MBEDTLS_ERR_SSL_ALLOC_FAILED;
}
- ret = mbedtls_md( mbedtls_md_info_from_type(
- MBEDTLS_SSL_PEER_CERT_DIGEST_DFL_TYPE ),
- start, len,
- ssl->session_negotiate->peer_cert_digest );
+ ret = mbedtls_md(mbedtls_md_info_from_type(
+ MBEDTLS_SSL_PEER_CERT_DIGEST_DFL_TYPE),
+ start, len,
+ ssl->session_negotiate->peer_cert_digest);
ssl->session_negotiate->peer_cert_digest_type =
MBEDTLS_SSL_PEER_CERT_DIGEST_DFL_TYPE;
ssl->session_negotiate->peer_cert_digest_len =
MBEDTLS_SSL_PEER_CERT_DIGEST_DFL_LEN;
- return( ret );
+ return ret;
}
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_remember_peer_pubkey( mbedtls_ssl_context *ssl,
- unsigned char *start, size_t len )
+static int ssl_remember_peer_pubkey(mbedtls_ssl_context *ssl,
+ unsigned char *start, size_t len)
{
unsigned char *end = start + len;
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
/* Make a copy of the peer's raw public key. */
- mbedtls_pk_init( &ssl->handshake->peer_pubkey );
- ret = mbedtls_pk_parse_subpubkey( &start, end,
- &ssl->handshake->peer_pubkey );
- if( ret != 0 )
- {
+ mbedtls_pk_init(&ssl->handshake->peer_pubkey);
+ ret = mbedtls_pk_parse_subpubkey(&start, end,
+ &ssl->handshake->peer_pubkey);
+ if (ret != 0) {
/* We should have parsed the public key before. */
- return( MBEDTLS_ERR_SSL_INTERNAL_ERROR );
+ return MBEDTLS_ERR_SSL_INTERNAL_ERROR;
}
- return( 0 );
+ return 0;
}
#endif /* !MBEDTLS_SSL_KEEP_PEER_CERTIFICATE */
-int mbedtls_ssl_parse_certificate( mbedtls_ssl_context *ssl )
+int mbedtls_ssl_parse_certificate(mbedtls_ssl_context *ssl)
{
int ret = 0;
int crt_expected;
@@ -7359,40 +7247,37 @@
void *rs_ctx = NULL;
mbedtls_x509_crt *chain = NULL;
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "=> parse certificate" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("=> parse certificate"));
- crt_expected = ssl_parse_certificate_coordinate( ssl, authmode );
- if( crt_expected == SSL_CERTIFICATE_SKIP )
- {
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "<= skip parse certificate" ) );
+ crt_expected = ssl_parse_certificate_coordinate(ssl, authmode);
+ if (crt_expected == SSL_CERTIFICATE_SKIP) {
+ MBEDTLS_SSL_DEBUG_MSG(2, ("<= skip parse certificate"));
goto exit;
}
#if defined(MBEDTLS_SSL_ECP_RESTARTABLE_ENABLED)
- if( ssl->handshake->ecrs_enabled &&
- ssl->handshake->ecrs_state == ssl_ecrs_crt_verify )
- {
+ if (ssl->handshake->ecrs_enabled &&
+ ssl->handshake->ecrs_state == ssl_ecrs_crt_verify) {
chain = ssl->handshake->ecrs_peer_cert;
ssl->handshake->ecrs_peer_cert = NULL;
goto crt_verify;
}
#endif
- if( ( ret = mbedtls_ssl_read_record( ssl, 1 ) ) != 0 )
- {
+ if ((ret = mbedtls_ssl_read_record(ssl, 1)) != 0) {
/* mbedtls_ssl_read_record may have sent an alert already. We
let it decide whether to alert. */
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_ssl_read_record", ret );
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_ssl_read_record", ret);
goto exit;
}
#if defined(MBEDTLS_SSL_SRV_C)
- if( ssl_srv_check_client_no_crt_notification( ssl ) == 0 )
- {
+ if (ssl_srv_check_client_no_crt_notification(ssl) == 0) {
ssl->session_negotiate->verify_result = MBEDTLS_X509_BADCERT_MISSING;
- if( authmode != MBEDTLS_SSL_VERIFY_OPTIONAL )
+ if (authmode != MBEDTLS_SSL_VERIFY_OPTIONAL) {
ret = MBEDTLS_ERR_SSL_NO_CLIENT_CERTIFICATE;
+ }
goto exit;
}
@@ -7400,39 +7285,42 @@
/* Clear existing peer CRT structure in case we tried to
* reuse a session but it failed, and allocate a new one. */
- ssl_clear_peer_cert( ssl->session_negotiate );
+ ssl_clear_peer_cert(ssl->session_negotiate);
- chain = mbedtls_calloc( 1, sizeof( mbedtls_x509_crt ) );
- if( chain == NULL )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "alloc(%" MBEDTLS_PRINTF_SIZET " bytes) failed",
- sizeof( mbedtls_x509_crt ) ) );
- mbedtls_ssl_send_alert_message( ssl,
- MBEDTLS_SSL_ALERT_LEVEL_FATAL,
- MBEDTLS_SSL_ALERT_MSG_INTERNAL_ERROR );
+ chain = mbedtls_calloc(1, sizeof(mbedtls_x509_crt));
+ if (chain == NULL) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("alloc(%" MBEDTLS_PRINTF_SIZET " bytes) failed",
+ sizeof(mbedtls_x509_crt)));
+ mbedtls_ssl_send_alert_message(ssl,
+ MBEDTLS_SSL_ALERT_LEVEL_FATAL,
+ MBEDTLS_SSL_ALERT_MSG_INTERNAL_ERROR);
ret = MBEDTLS_ERR_SSL_ALLOC_FAILED;
goto exit;
}
- mbedtls_x509_crt_init( chain );
+ mbedtls_x509_crt_init(chain);
- ret = ssl_parse_certificate_chain( ssl, chain );
- if( ret != 0 )
+ ret = ssl_parse_certificate_chain(ssl, chain);
+ if (ret != 0) {
goto exit;
+ }
#if defined(MBEDTLS_SSL_ECP_RESTARTABLE_ENABLED)
- if( ssl->handshake->ecrs_enabled)
+ if (ssl->handshake->ecrs_enabled) {
ssl->handshake->ecrs_state = ssl_ecrs_crt_verify;
+ }
crt_verify:
- if( ssl->handshake->ecrs_enabled)
+ if (ssl->handshake->ecrs_enabled) {
rs_ctx = &ssl->handshake->ecrs_ctx;
+ }
#endif
- ret = ssl_parse_certificate_verify( ssl, authmode,
- chain, rs_ctx );
- if( ret != 0 )
+ ret = ssl_parse_certificate_verify(ssl, authmode,
+ chain, rs_ctx);
+ if (ret != 0) {
goto exit;
+ }
#if !defined(MBEDTLS_SSL_KEEP_PEER_CERTIFICATE)
{
@@ -7452,17 +7340,19 @@
/* Free the CRT structures before computing
* digest and copying the peer's public key. */
- mbedtls_x509_crt_free( chain );
- mbedtls_free( chain );
+ mbedtls_x509_crt_free(chain);
+ mbedtls_free(chain);
chain = NULL;
- ret = ssl_remember_peer_crt_digest( ssl, crt_start, crt_len );
- if( ret != 0 )
+ ret = ssl_remember_peer_crt_digest(ssl, crt_start, crt_len);
+ if (ret != 0) {
goto exit;
+ }
- ret = ssl_remember_peer_pubkey( ssl, pk_start, pk_len );
- if( ret != 0 )
+ ret = ssl_remember_peer_pubkey(ssl, pk_start, pk_len);
+ if (ret != 0) {
goto exit;
+ }
}
#else /* !MBEDTLS_SSL_KEEP_PEER_CERTIFICATE */
/* Pass ownership to session structure. */
@@ -7470,34 +7360,33 @@
chain = NULL;
#endif /* MBEDTLS_SSL_KEEP_PEER_CERTIFICATE */
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "<= parse certificate" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("<= parse certificate"));
exit:
- if( ret == 0 )
+ if (ret == 0) {
ssl->state++;
+ }
#if defined(MBEDTLS_SSL_ECP_RESTARTABLE_ENABLED)
- if( ret == MBEDTLS_ERR_SSL_CRYPTO_IN_PROGRESS )
- {
+ if (ret == MBEDTLS_ERR_SSL_CRYPTO_IN_PROGRESS) {
ssl->handshake->ecrs_peer_cert = chain;
chain = NULL;
}
#endif
- if( chain != NULL )
- {
- mbedtls_x509_crt_free( chain );
- mbedtls_free( chain );
+ if (chain != NULL) {
+ mbedtls_x509_crt_free(chain);
+ mbedtls_free(chain);
}
- return( ret );
+ return ret;
}
#endif /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */
#if defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
static void ssl_calc_finished_tls_sha256(
- mbedtls_ssl_context *ssl, unsigned char *buf, int from )
+ mbedtls_ssl_context *ssl, unsigned char *buf, int from)
{
int len = 12;
const char *sender;
@@ -7511,39 +7400,38 @@
#endif
mbedtls_ssl_session *session = ssl->session_negotiate;
- if( !session )
+ if (!session) {
session = ssl->session;
+ }
- sender = ( from == MBEDTLS_SSL_IS_CLIENT )
+ sender = (from == MBEDTLS_SSL_IS_CLIENT)
? "client finished"
: "server finished";
#if defined(MBEDTLS_USE_PSA_CRYPTO)
sha256_psa = psa_hash_operation_init();
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "=> calc PSA finished tls sha256" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("=> calc PSA finished tls sha256"));
- status = psa_hash_clone( &ssl->handshake->fin_sha256_psa, &sha256_psa );
- if( status != PSA_SUCCESS )
- {
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "PSA hash clone failed" ) );
+ status = psa_hash_clone(&ssl->handshake->fin_sha256_psa, &sha256_psa);
+ if (status != PSA_SUCCESS) {
+ MBEDTLS_SSL_DEBUG_MSG(2, ("PSA hash clone failed"));
return;
}
- status = psa_hash_finish( &sha256_psa, padbuf, sizeof( padbuf ), &hash_size );
- if( status != PSA_SUCCESS )
- {
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "PSA hash finish failed" ) );
+ status = psa_hash_finish(&sha256_psa, padbuf, sizeof(padbuf), &hash_size);
+ if (status != PSA_SUCCESS) {
+ MBEDTLS_SSL_DEBUG_MSG(2, ("PSA hash finish failed"));
return;
}
- MBEDTLS_SSL_DEBUG_BUF( 3, "PSA calculated padbuf", padbuf, 32 );
+ MBEDTLS_SSL_DEBUG_BUF(3, "PSA calculated padbuf", padbuf, 32);
#else
- mbedtls_sha256_init( &sha256 );
+ mbedtls_sha256_init(&sha256);
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "=> calc finished tls sha256" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("=> calc finished tls sha256"));
- mbedtls_sha256_clone( &sha256, &ssl->handshake->fin_sha256 );
+ mbedtls_sha256_clone(&sha256, &ssl->handshake->fin_sha256);
/*
* TLSv1.2:
@@ -7552,29 +7440,29 @@
*/
#if !defined(MBEDTLS_SHA256_ALT)
- MBEDTLS_SSL_DEBUG_BUF( 4, "finished sha2 state", (unsigned char *)
- sha256.state, sizeof( sha256.state ) );
+ MBEDTLS_SSL_DEBUG_BUF(4, "finished sha2 state", (unsigned char *)
+ sha256.state, sizeof(sha256.state));
#endif
- mbedtls_sha256_finish( &sha256, padbuf );
- mbedtls_sha256_free( &sha256 );
+ mbedtls_sha256_finish(&sha256, padbuf);
+ mbedtls_sha256_free(&sha256);
#endif /* MBEDTLS_USE_PSA_CRYPTO */
- ssl->handshake->tls_prf( session->master, 48, sender,
- padbuf, 32, buf, len );
+ ssl->handshake->tls_prf(session->master, 48, sender,
+ padbuf, 32, buf, len);
- MBEDTLS_SSL_DEBUG_BUF( 3, "calc finished result", buf, len );
+ MBEDTLS_SSL_DEBUG_BUF(3, "calc finished result", buf, len);
- mbedtls_platform_zeroize( padbuf, sizeof( padbuf ) );
+ mbedtls_platform_zeroize(padbuf, sizeof(padbuf));
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "<= calc finished" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("<= calc finished"));
}
#endif /* MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA*/
#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
static void ssl_calc_finished_tls_sha384(
- mbedtls_ssl_context *ssl, unsigned char *buf, int from )
+ mbedtls_ssl_context *ssl, unsigned char *buf, int from)
{
int len = 12;
const char *sender;
@@ -7588,38 +7476,37 @@
#endif
mbedtls_ssl_session *session = ssl->session_negotiate;
- if( !session )
+ if (!session) {
session = ssl->session;
+ }
- sender = ( from == MBEDTLS_SSL_IS_CLIENT )
+ sender = (from == MBEDTLS_SSL_IS_CLIENT)
? "client finished"
: "server finished";
#if defined(MBEDTLS_USE_PSA_CRYPTO)
sha384_psa = psa_hash_operation_init();
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "=> calc PSA finished tls sha384" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("=> calc PSA finished tls sha384"));
- status = psa_hash_clone( &ssl->handshake->fin_sha384_psa, &sha384_psa );
- if( status != PSA_SUCCESS )
- {
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "PSA hash clone failed" ) );
+ status = psa_hash_clone(&ssl->handshake->fin_sha384_psa, &sha384_psa);
+ if (status != PSA_SUCCESS) {
+ MBEDTLS_SSL_DEBUG_MSG(2, ("PSA hash clone failed"));
return;
}
- status = psa_hash_finish( &sha384_psa, padbuf, sizeof( padbuf ), &hash_size );
- if( status != PSA_SUCCESS )
- {
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "PSA hash finish failed" ) );
+ status = psa_hash_finish(&sha384_psa, padbuf, sizeof(padbuf), &hash_size);
+ if (status != PSA_SUCCESS) {
+ MBEDTLS_SSL_DEBUG_MSG(2, ("PSA hash finish failed"));
return;
}
- MBEDTLS_SSL_DEBUG_BUF( 3, "PSA calculated padbuf", padbuf, 48 );
+ MBEDTLS_SSL_DEBUG_BUF(3, "PSA calculated padbuf", padbuf, 48);
#else
- mbedtls_sha512_init( &sha512 );
+ mbedtls_sha512_init(&sha512);
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "=> calc finished tls sha384" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("=> calc finished tls sha384"));
- mbedtls_sha512_clone( &sha512, &ssl->handshake->fin_sha384 );
+ mbedtls_sha512_clone(&sha512, &ssl->handshake->fin_sha384);
/*
* TLSv1.2:
@@ -7628,59 +7515,57 @@
*/
#if !defined(MBEDTLS_SHA512_ALT)
- MBEDTLS_SSL_DEBUG_BUF( 4, "finished sha512 state", (unsigned char *)
- sha512.state, sizeof( sha512.state ) );
+ MBEDTLS_SSL_DEBUG_BUF(4, "finished sha512 state", (unsigned char *)
+ sha512.state, sizeof(sha512.state));
#endif
- mbedtls_sha512_finish( &sha512, padbuf );
+ mbedtls_sha512_finish(&sha512, padbuf);
- mbedtls_sha512_free( &sha512 );
+ mbedtls_sha512_free(&sha512);
#endif
- ssl->handshake->tls_prf( session->master, 48, sender,
- padbuf, 48, buf, len );
+ ssl->handshake->tls_prf(session->master, 48, sender,
+ padbuf, 48, buf, len);
- MBEDTLS_SSL_DEBUG_BUF( 3, "calc finished result", buf, len );
+ MBEDTLS_SSL_DEBUG_BUF(3, "calc finished result", buf, len);
- mbedtls_platform_zeroize( padbuf, sizeof( padbuf ) );
+ mbedtls_platform_zeroize(padbuf, sizeof(padbuf));
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "<= calc finished" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("<= calc finished"));
}
#endif /* MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA*/
-void mbedtls_ssl_handshake_wrapup_free_hs_transform( mbedtls_ssl_context *ssl )
+void mbedtls_ssl_handshake_wrapup_free_hs_transform(mbedtls_ssl_context *ssl)
{
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "=> handshake wrapup: final free" ) );
+ MBEDTLS_SSL_DEBUG_MSG(3, ("=> handshake wrapup: final free"));
/*
* Free our handshake params
*/
- mbedtls_ssl_handshake_free( ssl );
- mbedtls_free( ssl->handshake );
+ mbedtls_ssl_handshake_free(ssl);
+ mbedtls_free(ssl->handshake);
ssl->handshake = NULL;
/*
* Free the previous transform and switch in the current one
*/
- if( ssl->transform )
- {
- mbedtls_ssl_transform_free( ssl->transform );
- mbedtls_free( ssl->transform );
+ if (ssl->transform) {
+ mbedtls_ssl_transform_free(ssl->transform);
+ mbedtls_free(ssl->transform);
}
ssl->transform = ssl->transform_negotiate;
ssl->transform_negotiate = NULL;
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "<= handshake wrapup: final free" ) );
+ MBEDTLS_SSL_DEBUG_MSG(3, ("<= handshake wrapup: final free"));
}
-void mbedtls_ssl_handshake_wrapup( mbedtls_ssl_context *ssl )
+void mbedtls_ssl_handshake_wrapup(mbedtls_ssl_context *ssl)
{
int resume = ssl->handshake->resume;
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "=> handshake wrapup" ) );
+ MBEDTLS_SSL_DEBUG_MSG(3, ("=> handshake wrapup"));
#if defined(MBEDTLS_SSL_RENEGOTIATION)
- if( ssl->renego_status == MBEDTLS_SSL_RENEGOTIATION_IN_PROGRESS )
- {
+ if (ssl->renego_status == MBEDTLS_SSL_RENEGOTIATION_IN_PROGRESS) {
ssl->renego_status = MBEDTLS_SSL_RENEGOTIATION_DONE;
ssl->renego_records_seen = 0;
}
@@ -7689,16 +7574,15 @@
/*
* Free the previous session and switch in the current one
*/
- if( ssl->session )
- {
+ if (ssl->session) {
#if defined(MBEDTLS_SSL_ENCRYPT_THEN_MAC)
/* RFC 7366 3.1: keep the EtM state */
ssl->session_negotiate->encrypt_then_mac =
- ssl->session->encrypt_then_mac;
+ ssl->session->encrypt_then_mac;
#endif
- mbedtls_ssl_session_free( ssl->session );
- mbedtls_free( ssl->session );
+ mbedtls_ssl_session_free(ssl->session);
+ mbedtls_free(ssl->session);
}
ssl->session = ssl->session_negotiate;
ssl->session_negotiate = NULL;
@@ -7706,46 +7590,44 @@
/*
* Add cache entry
*/
- if( ssl->conf->f_set_cache != NULL &&
+ if (ssl->conf->f_set_cache != NULL &&
ssl->session->id_len != 0 &&
- resume == 0 )
- {
- if( ssl->conf->f_set_cache( ssl->conf->p_cache,
- ssl->session->id,
- ssl->session->id_len,
- ssl->session ) != 0 )
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "cache did not store session" ) );
+ resume == 0) {
+ if (ssl->conf->f_set_cache(ssl->conf->p_cache,
+ ssl->session->id,
+ ssl->session->id_len,
+ ssl->session) != 0) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("cache did not store session"));
+ }
}
#if defined(MBEDTLS_SSL_PROTO_DTLS)
- if( ssl->conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM &&
- ssl->handshake->flight != NULL )
- {
+ if (ssl->conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM &&
+ ssl->handshake->flight != NULL) {
/* Cancel handshake timer */
- mbedtls_ssl_set_timer( ssl, 0 );
+ mbedtls_ssl_set_timer(ssl, 0);
/* Keep last flight around in case we need to resend it:
* we need the handshake and transform structures for that */
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "skip freeing handshake and transform" ) );
- }
- else
+ MBEDTLS_SSL_DEBUG_MSG(3, ("skip freeing handshake and transform"));
+ } else
#endif
- mbedtls_ssl_handshake_wrapup_free_hs_transform( ssl );
+ mbedtls_ssl_handshake_wrapup_free_hs_transform(ssl);
ssl->state = MBEDTLS_SSL_HANDSHAKE_OVER;
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "<= handshake wrapup" ) );
+ MBEDTLS_SSL_DEBUG_MSG(3, ("<= handshake wrapup"));
}
-int mbedtls_ssl_write_finished( mbedtls_ssl_context *ssl )
+int mbedtls_ssl_write_finished(mbedtls_ssl_context *ssl)
{
int ret, hash_len;
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "=> write finished" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("=> write finished"));
- mbedtls_ssl_update_out_pointers( ssl, ssl->transform_negotiate );
+ mbedtls_ssl_update_out_pointers(ssl, ssl->transform_negotiate);
- ssl->handshake->calc_finished( ssl, ssl->out_msg + 4, ssl->conf->endpoint );
+ ssl->handshake->calc_finished(ssl, ssl->out_msg + 4, ssl->conf->endpoint);
/*
* RFC 5246 7.4.9 (Page 63) says 12 is the default length and ciphersuites
@@ -7757,7 +7639,7 @@
#if defined(MBEDTLS_SSL_RENEGOTIATION)
ssl->verify_data_len = hash_len;
- memcpy( ssl->own_verify_data, ssl->out_msg + 4, hash_len );
+ memcpy(ssl->own_verify_data, ssl->out_msg + 4, hash_len);
#endif
ssl->out_msglen = 4 + hash_len;
@@ -7768,167 +7650,163 @@
* In case of session resuming, invert the client and server
* ChangeCipherSpec messages order.
*/
- if( ssl->handshake->resume != 0 )
- {
+ if (ssl->handshake->resume != 0) {
#if defined(MBEDTLS_SSL_CLI_C)
- if( ssl->conf->endpoint == MBEDTLS_SSL_IS_CLIENT )
+ if (ssl->conf->endpoint == MBEDTLS_SSL_IS_CLIENT) {
ssl->state = MBEDTLS_SSL_HANDSHAKE_WRAPUP;
+ }
#endif
#if defined(MBEDTLS_SSL_SRV_C)
- if( ssl->conf->endpoint == MBEDTLS_SSL_IS_SERVER )
+ if (ssl->conf->endpoint == MBEDTLS_SSL_IS_SERVER) {
ssl->state = MBEDTLS_SSL_CLIENT_CHANGE_CIPHER_SPEC;
+ }
#endif
- }
- else
+ } else {
ssl->state++;
+ }
/*
* Switch to our negotiated transform and session parameters for outbound
* data.
*/
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "switching to new transform spec for outbound data" ) );
+ MBEDTLS_SSL_DEBUG_MSG(3, ("switching to new transform spec for outbound data"));
#if defined(MBEDTLS_SSL_PROTO_DTLS)
- if( ssl->conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM )
- {
+ if (ssl->conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM) {
unsigned char i;
/* Remember current epoch settings for resending */
ssl->handshake->alt_transform_out = ssl->transform_out;
- memcpy( ssl->handshake->alt_out_ctr, ssl->cur_out_ctr,
- sizeof( ssl->handshake->alt_out_ctr ) );
+ memcpy(ssl->handshake->alt_out_ctr, ssl->cur_out_ctr,
+ sizeof(ssl->handshake->alt_out_ctr));
/* Set sequence_number to zero */
- memset( &ssl->cur_out_ctr[2], 0, sizeof( ssl->cur_out_ctr ) - 2 );
+ memset(&ssl->cur_out_ctr[2], 0, sizeof(ssl->cur_out_ctr) - 2);
/* Increment epoch */
- for( i = 2; i > 0; i-- )
- if( ++ssl->cur_out_ctr[i - 1] != 0 )
+ for (i = 2; i > 0; i--) {
+ if (++ssl->cur_out_ctr[i - 1] != 0) {
break;
+ }
+ }
/* The loop goes to its end iff the counter is wrapping */
- if( i == 0 )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "DTLS epoch would wrap" ) );
- return( MBEDTLS_ERR_SSL_COUNTER_WRAPPING );
+ if (i == 0) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("DTLS epoch would wrap"));
+ return MBEDTLS_ERR_SSL_COUNTER_WRAPPING;
}
- }
- else
+ } else
#endif /* MBEDTLS_SSL_PROTO_DTLS */
- memset( ssl->cur_out_ctr, 0, sizeof( ssl->cur_out_ctr ) );
+ memset(ssl->cur_out_ctr, 0, sizeof(ssl->cur_out_ctr));
ssl->transform_out = ssl->transform_negotiate;
ssl->session_out = ssl->session_negotiate;
#if defined(MBEDTLS_SSL_PROTO_DTLS)
- if( ssl->conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM )
- mbedtls_ssl_send_flight_completed( ssl );
+ if (ssl->conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM) {
+ mbedtls_ssl_send_flight_completed(ssl);
+ }
#endif
- if( ( ret = mbedtls_ssl_write_handshake_msg( ssl ) ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_ssl_write_handshake_msg", ret );
- return( ret );
+ if ((ret = mbedtls_ssl_write_handshake_msg(ssl)) != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_ssl_write_handshake_msg", ret);
+ return ret;
}
#if defined(MBEDTLS_SSL_PROTO_DTLS)
- if( ssl->conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM &&
- ( ret = mbedtls_ssl_flight_transmit( ssl ) ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_ssl_flight_transmit", ret );
- return( ret );
+ if (ssl->conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM &&
+ (ret = mbedtls_ssl_flight_transmit(ssl)) != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_ssl_flight_transmit", ret);
+ return ret;
}
#endif
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "<= write finished" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("<= write finished"));
- return( 0 );
+ return 0;
}
#define SSL_MAX_HASH_LEN 12
-int mbedtls_ssl_parse_finished( mbedtls_ssl_context *ssl )
+int mbedtls_ssl_parse_finished(mbedtls_ssl_context *ssl)
{
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
unsigned int hash_len = 12;
unsigned char buf[SSL_MAX_HASH_LEN];
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "=> parse finished" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("=> parse finished"));
- ssl->handshake->calc_finished( ssl, buf, ssl->conf->endpoint ^ 1 );
+ ssl->handshake->calc_finished(ssl, buf, ssl->conf->endpoint ^ 1);
- if( ( ret = mbedtls_ssl_read_record( ssl, 1 ) ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_ssl_read_record", ret );
+ if ((ret = mbedtls_ssl_read_record(ssl, 1)) != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_ssl_read_record", ret);
goto exit;
}
- if( ssl->in_msgtype != MBEDTLS_SSL_MSG_HANDSHAKE )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "bad finished message" ) );
- mbedtls_ssl_send_alert_message( ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
- MBEDTLS_SSL_ALERT_MSG_UNEXPECTED_MESSAGE );
+ if (ssl->in_msgtype != MBEDTLS_SSL_MSG_HANDSHAKE) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("bad finished message"));
+ mbedtls_ssl_send_alert_message(ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
+ MBEDTLS_SSL_ALERT_MSG_UNEXPECTED_MESSAGE);
ret = MBEDTLS_ERR_SSL_UNEXPECTED_MESSAGE;
goto exit;
}
- if( ssl->in_msg[0] != MBEDTLS_SSL_HS_FINISHED )
- {
- mbedtls_ssl_send_alert_message( ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
- MBEDTLS_SSL_ALERT_MSG_UNEXPECTED_MESSAGE );
+ if (ssl->in_msg[0] != MBEDTLS_SSL_HS_FINISHED) {
+ mbedtls_ssl_send_alert_message(ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
+ MBEDTLS_SSL_ALERT_MSG_UNEXPECTED_MESSAGE);
ret = MBEDTLS_ERR_SSL_UNEXPECTED_MESSAGE;
goto exit;
}
- if( ssl->in_hslen != mbedtls_ssl_hs_hdr_len( ssl ) + hash_len )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "bad finished message" ) );
- mbedtls_ssl_send_alert_message( ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
- MBEDTLS_SSL_ALERT_MSG_DECODE_ERROR );
+ if (ssl->in_hslen != mbedtls_ssl_hs_hdr_len(ssl) + hash_len) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("bad finished message"));
+ mbedtls_ssl_send_alert_message(ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
+ MBEDTLS_SSL_ALERT_MSG_DECODE_ERROR);
ret = MBEDTLS_ERR_SSL_DECODE_ERROR;
goto exit;
}
- if( mbedtls_ct_memcmp( ssl->in_msg + mbedtls_ssl_hs_hdr_len( ssl ),
- buf, hash_len ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "bad finished message" ) );
- mbedtls_ssl_send_alert_message( ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
- MBEDTLS_SSL_ALERT_MSG_DECRYPT_ERROR );
+ if (mbedtls_ct_memcmp(ssl->in_msg + mbedtls_ssl_hs_hdr_len(ssl),
+ buf, hash_len) != 0) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("bad finished message"));
+ mbedtls_ssl_send_alert_message(ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
+ MBEDTLS_SSL_ALERT_MSG_DECRYPT_ERROR);
ret = MBEDTLS_ERR_SSL_HANDSHAKE_FAILURE;
goto exit;
}
#if defined(MBEDTLS_SSL_RENEGOTIATION)
ssl->verify_data_len = hash_len;
- memcpy( ssl->peer_verify_data, buf, hash_len );
+ memcpy(ssl->peer_verify_data, buf, hash_len);
#endif
- if( ssl->handshake->resume != 0 )
- {
+ if (ssl->handshake->resume != 0) {
#if defined(MBEDTLS_SSL_CLI_C)
- if( ssl->conf->endpoint == MBEDTLS_SSL_IS_CLIENT )
+ if (ssl->conf->endpoint == MBEDTLS_SSL_IS_CLIENT) {
ssl->state = MBEDTLS_SSL_CLIENT_CHANGE_CIPHER_SPEC;
+ }
#endif
#if defined(MBEDTLS_SSL_SRV_C)
- if( ssl->conf->endpoint == MBEDTLS_SSL_IS_SERVER )
+ if (ssl->conf->endpoint == MBEDTLS_SSL_IS_SERVER) {
ssl->state = MBEDTLS_SSL_HANDSHAKE_WRAPUP;
+ }
#endif
- }
- else
+ } else {
ssl->state++;
+ }
#if defined(MBEDTLS_SSL_PROTO_DTLS)
- if( ssl->conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM )
- mbedtls_ssl_recv_flight_completed( ssl );
+ if (ssl->conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM) {
+ mbedtls_ssl_recv_flight_completed(ssl);
+ }
#endif
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "<= parse finished" ) );
+ MBEDTLS_SSL_DEBUG_MSG(2, ("<= parse finished"));
exit:
- mbedtls_platform_zeroize( buf, hash_len );
- return( ret );
+ mbedtls_platform_zeroize(buf, hash_len);
+ return ret;
}
#if defined(MBEDTLS_SSL_CONTEXT_SERIALIZATION)
@@ -7936,19 +7814,20 @@
* Helper to get TLS 1.2 PRF from ciphersuite
* (Duplicates bits of logic from ssl_set_handshake_prfs().)
*/
-static tls_prf_fn ssl_tls12prf_from_cs( int ciphersuite_id )
+static tls_prf_fn ssl_tls12prf_from_cs(int ciphersuite_id)
{
const mbedtls_ssl_ciphersuite_t * const ciphersuite_info =
- mbedtls_ssl_ciphersuite_from_id( ciphersuite_id );
+ mbedtls_ssl_ciphersuite_from_id(ciphersuite_id);
#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
- if( ciphersuite_info != NULL && ciphersuite_info->mac == MBEDTLS_MD_SHA384 )
- return( tls_prf_sha384 );
- else
+ if (ciphersuite_info != NULL && ciphersuite_info->mac == MBEDTLS_MD_SHA384) {
+ return tls_prf_sha384;
+ } else
#endif
#if defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
{
- if( ciphersuite_info != NULL && ciphersuite_info->mac == MBEDTLS_MD_SHA256 )
- return( tls_prf_sha256 );
+ if (ciphersuite_info != NULL && ciphersuite_info->mac == MBEDTLS_MD_SHA256) {
+ return tls_prf_sha256;
+ }
}
#endif
#if !defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA) && \
@@ -7956,28 +7835,24 @@
(void) ciphersuite_info;
#endif
- return( NULL );
+ return NULL;
}
#endif /* MBEDTLS_SSL_CONTEXT_SERIALIZATION */
-static mbedtls_tls_prf_types tls_prf_get_type( mbedtls_ssl_tls_prf_cb *tls_prf )
+static mbedtls_tls_prf_types tls_prf_get_type(mbedtls_ssl_tls_prf_cb *tls_prf)
{
((void) tls_prf);
#if defined(MBEDTLS_HAS_ALG_SHA_384_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
- if( tls_prf == tls_prf_sha384 )
- {
- return( MBEDTLS_SSL_TLS_PRF_SHA384 );
- }
- else
+ if (tls_prf == tls_prf_sha384) {
+ return MBEDTLS_SSL_TLS_PRF_SHA384;
+ } else
#endif
#if defined(MBEDTLS_HAS_ALG_SHA_256_VIA_MD_OR_PSA_BASED_ON_USE_PSA)
- if( tls_prf == tls_prf_sha256 )
- {
- return( MBEDTLS_SSL_TLS_PRF_SHA256 );
- }
- else
+ if (tls_prf == tls_prf_sha256) {
+ return MBEDTLS_SSL_TLS_PRF_SHA256;
+ } else
#endif
- return( MBEDTLS_SSL_TLS_PRF_NONE );
+ return MBEDTLS_SSL_TLS_PRF_NONE;
}
/*
@@ -8001,17 +7876,17 @@
* - MBEDTLS_DEBUG_C: ssl->conf->{f,p}_dbg
*/
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_tls12_populate_transform( mbedtls_ssl_transform *transform,
- int ciphersuite,
- const unsigned char master[48],
+static int ssl_tls12_populate_transform(mbedtls_ssl_transform *transform,
+ int ciphersuite,
+ const unsigned char master[48],
#if defined(MBEDTLS_SSL_SOME_SUITES_USE_CBC_ETM)
- int encrypt_then_mac,
+ int encrypt_then_mac,
#endif /* MBEDTLS_SSL_SOME_SUITES_USE_CBC_ETM */
- ssl_tls_prf_t tls_prf,
- const unsigned char randbytes[64],
- mbedtls_ssl_protocol_version tls_version,
- unsigned endpoint,
- const mbedtls_ssl_context *ssl )
+ ssl_tls_prf_t tls_prf,
+ const unsigned char randbytes[64],
+ mbedtls_ssl_protocol_version tls_version,
+ unsigned endpoint,
+ const mbedtls_ssl_context *ssl)
{
int ret = 0;
unsigned char keyblk[256];
@@ -8040,8 +7915,7 @@
#if !defined(MBEDTLS_DEBUG_C) && \
!defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
- if( ssl->f_export_keys == NULL )
- {
+ if (ssl->f_export_keys == NULL) {
ssl = NULL; /* make sure we don't use it except for these cases */
(void) ssl;
}
@@ -8056,113 +7930,106 @@
transform->tls_version = tls_version;
#if defined(MBEDTLS_SSL_CONTEXT_SERIALIZATION)
- memcpy( transform->randbytes, randbytes, sizeof( transform->randbytes ) );
+ memcpy(transform->randbytes, randbytes, sizeof(transform->randbytes));
#endif
#if defined(MBEDTLS_SSL_PROTO_TLS1_3)
- if( tls_version == MBEDTLS_SSL_VERSION_TLS1_3 )
- {
+ if (tls_version == MBEDTLS_SSL_VERSION_TLS1_3) {
/* At the moment, we keep TLS <= 1.2 and TLS 1.3 transform
* generation separate. This should never happen. */
- return( MBEDTLS_ERR_SSL_INTERNAL_ERROR );
+ return MBEDTLS_ERR_SSL_INTERNAL_ERROR;
}
#endif /* MBEDTLS_SSL_PROTO_TLS1_3 */
/*
* Get various info structures
*/
- ciphersuite_info = mbedtls_ssl_ciphersuite_from_id( ciphersuite );
- if( ciphersuite_info == NULL )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "ciphersuite info for %d not found",
- ciphersuite ) );
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ ciphersuite_info = mbedtls_ssl_ciphersuite_from_id(ciphersuite);
+ if (ciphersuite_info == NULL) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("ciphersuite info for %d not found",
+ ciphersuite));
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
ssl_mode = mbedtls_ssl_get_mode_from_ciphersuite(
#if defined(MBEDTLS_SSL_SOME_SUITES_USE_CBC_ETM)
- encrypt_then_mac,
+ encrypt_then_mac,
#endif /* MBEDTLS_SSL_SOME_SUITES_USE_CBC_ETM */
- ciphersuite_info );
+ ciphersuite_info);
- if( ssl_mode == MBEDTLS_SSL_MODE_AEAD )
+ if (ssl_mode == MBEDTLS_SSL_MODE_AEAD) {
transform->taglen =
ciphersuite_info->flags & MBEDTLS_CIPHERSUITE_SHORT_TAG ? 8 : 16;
+ }
#if defined(MBEDTLS_USE_PSA_CRYPTO)
- if( ( status = mbedtls_ssl_cipher_to_psa( ciphersuite_info->cipher,
- transform->taglen,
- &alg,
- &key_type,
- &key_bits ) ) != PSA_SUCCESS )
- {
- ret = psa_ssl_status_to_mbedtls( status );
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_ssl_cipher_to_psa", ret );
+ if ((status = mbedtls_ssl_cipher_to_psa(ciphersuite_info->cipher,
+ transform->taglen,
+ &alg,
+ &key_type,
+ &key_bits)) != PSA_SUCCESS) {
+ ret = psa_ssl_status_to_mbedtls(status);
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_ssl_cipher_to_psa", ret);
goto end;
}
#else
- cipher_info = mbedtls_cipher_info_from_type( ciphersuite_info->cipher );
- if( cipher_info == NULL )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "cipher info for %u not found",
- ciphersuite_info->cipher ) );
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ cipher_info = mbedtls_cipher_info_from_type(ciphersuite_info->cipher);
+ if (cipher_info == NULL) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("cipher info for %u not found",
+ ciphersuite_info->cipher));
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
#endif /* MBEDTLS_USE_PSA_CRYPTO */
#if defined(MBEDTLS_USE_PSA_CRYPTO)
- mac_alg = mbedtls_hash_info_psa_from_md( ciphersuite_info->mac );
- if( mac_alg == 0 )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "mbedtls_hash_info_psa_from_md for %u not found",
- (unsigned) ciphersuite_info->mac ) );
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ mac_alg = mbedtls_hash_info_psa_from_md(ciphersuite_info->mac);
+ if (mac_alg == 0) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("mbedtls_hash_info_psa_from_md for %u not found",
+ (unsigned) ciphersuite_info->mac));
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
#else
- md_info = mbedtls_md_info_from_type( ciphersuite_info->mac );
- if( md_info == NULL )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "mbedtls_md info for %u not found",
- (unsigned) ciphersuite_info->mac ) );
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ md_info = mbedtls_md_info_from_type(ciphersuite_info->mac);
+ if (md_info == NULL) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("mbedtls_md info for %u not found",
+ (unsigned) ciphersuite_info->mac));
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
#endif /* MBEDTLS_USE_PSA_CRYPTO */
#if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
/* Copy own and peer's CID if the use of the CID
* extension has been negotiated. */
- if( ssl->handshake->cid_in_use == MBEDTLS_SSL_CID_ENABLED )
- {
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "Copy CIDs into SSL transform" ) );
+ if (ssl->handshake->cid_in_use == MBEDTLS_SSL_CID_ENABLED) {
+ MBEDTLS_SSL_DEBUG_MSG(3, ("Copy CIDs into SSL transform"));
transform->in_cid_len = ssl->own_cid_len;
- memcpy( transform->in_cid, ssl->own_cid, ssl->own_cid_len );
- MBEDTLS_SSL_DEBUG_BUF( 3, "Incoming CID", transform->in_cid,
- transform->in_cid_len );
+ memcpy(transform->in_cid, ssl->own_cid, ssl->own_cid_len);
+ MBEDTLS_SSL_DEBUG_BUF(3, "Incoming CID", transform->in_cid,
+ transform->in_cid_len);
transform->out_cid_len = ssl->handshake->peer_cid_len;
- memcpy( transform->out_cid, ssl->handshake->peer_cid,
- ssl->handshake->peer_cid_len );
- MBEDTLS_SSL_DEBUG_BUF( 3, "Outgoing CID", transform->out_cid,
- transform->out_cid_len );
+ memcpy(transform->out_cid, ssl->handshake->peer_cid,
+ ssl->handshake->peer_cid_len);
+ MBEDTLS_SSL_DEBUG_BUF(3, "Outgoing CID", transform->out_cid,
+ transform->out_cid_len);
}
#endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
/*
* Compute key block using the PRF
*/
- ret = tls_prf( master, 48, "key expansion", randbytes, 64, keyblk, 256 );
- if( ret != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "prf", ret );
- return( ret );
+ ret = tls_prf(master, 48, "key expansion", randbytes, 64, keyblk, 256);
+ if (ret != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "prf", ret);
+ return ret;
}
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "ciphersuite = %s",
- mbedtls_ssl_get_ciphersuite_name( ciphersuite ) ) );
- MBEDTLS_SSL_DEBUG_BUF( 3, "master secret", master, 48 );
- MBEDTLS_SSL_DEBUG_BUF( 4, "random bytes", randbytes, 64 );
- MBEDTLS_SSL_DEBUG_BUF( 4, "key block", keyblk, 256 );
+ MBEDTLS_SSL_DEBUG_MSG(3, ("ciphersuite = %s",
+ mbedtls_ssl_get_ciphersuite_name(ciphersuite)));
+ MBEDTLS_SSL_DEBUG_BUF(3, "master secret", master, 48);
+ MBEDTLS_SSL_DEBUG_BUF(4, "random bytes", randbytes, 64);
+ MBEDTLS_SSL_DEBUG_BUF(4, "key block", keyblk, 256);
/*
* Determine the appropriate key, IV and MAC length.
@@ -8171,14 +8038,13 @@
#if defined(MBEDTLS_USE_PSA_CRYPTO)
keylen = PSA_BITS_TO_BYTES(key_bits);
#else
- keylen = mbedtls_cipher_info_get_key_bitlen( cipher_info ) / 8;
+ keylen = mbedtls_cipher_info_get_key_bitlen(cipher_info) / 8;
#endif
#if defined(MBEDTLS_GCM_C) || \
defined(MBEDTLS_CCM_C) || \
defined(MBEDTLS_CHACHAPOLY_C)
- if( ssl_mode == MBEDTLS_SSL_MODE_AEAD )
- {
+ if (ssl_mode == MBEDTLS_SSL_MODE_AEAD) {
size_t explicit_ivlen;
transform->maclen = 0;
@@ -8196,30 +8062,29 @@
int is_chachapoly = 0;
#if defined(MBEDTLS_USE_PSA_CRYPTO)
- is_chachapoly = ( key_type == PSA_KEY_TYPE_CHACHA20 );
+ is_chachapoly = (key_type == PSA_KEY_TYPE_CHACHA20);
#else
- is_chachapoly = ( mbedtls_cipher_info_get_mode( cipher_info )
- == MBEDTLS_MODE_CHACHAPOLY );
+ is_chachapoly = (mbedtls_cipher_info_get_mode(cipher_info)
+ == MBEDTLS_MODE_CHACHAPOLY);
#endif /* MBEDTLS_USE_PSA_CRYPTO */
- if( is_chachapoly )
+ if (is_chachapoly) {
transform->fixed_ivlen = 12;
- else
+ } else {
transform->fixed_ivlen = 4;
+ }
/* Minimum length of encrypted record */
explicit_ivlen = transform->ivlen - transform->fixed_ivlen;
transform->minlen = explicit_ivlen + transform->taglen;
- }
- else
+ } else
#endif /* MBEDTLS_GCM_C || MBEDTLS_CCM_C || MBEDTLS_CHACHAPOLY_C */
#if defined(MBEDTLS_SSL_SOME_SUITES_USE_MAC)
- if( ssl_mode == MBEDTLS_SSL_MODE_STREAM ||
+ if (ssl_mode == MBEDTLS_SSL_MODE_STREAM ||
ssl_mode == MBEDTLS_SSL_MODE_CBC ||
- ssl_mode == MBEDTLS_SSL_MODE_CBC_ETM )
- {
+ ssl_mode == MBEDTLS_SSL_MODE_CBC_ETM) {
#if defined(MBEDTLS_USE_PSA_CRYPTO)
- size_t block_size = PSA_BLOCK_CIPHER_BLOCK_LENGTH( key_type );
+ size_t block_size = PSA_BLOCK_CIPHER_BLOCK_LENGTH(key_type);
#else
size_t block_size = cipher_info->block_size;
#endif /* MBEDTLS_USE_PSA_CRYPTO */
@@ -8229,30 +8094,28 @@
mac_key_len = PSA_HASH_LENGTH(mac_alg);
#else
/* Initialize HMAC contexts */
- if( ( ret = mbedtls_md_setup( &transform->md_ctx_enc, md_info, 1 ) ) != 0 ||
- ( ret = mbedtls_md_setup( &transform->md_ctx_dec, md_info, 1 ) ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_md_setup", ret );
+ if ((ret = mbedtls_md_setup(&transform->md_ctx_enc, md_info, 1)) != 0 ||
+ (ret = mbedtls_md_setup(&transform->md_ctx_dec, md_info, 1)) != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_md_setup", ret);
goto end;
}
/* Get MAC length */
- mac_key_len = mbedtls_md_get_size( md_info );
+ mac_key_len = mbedtls_md_get_size(md_info);
#endif /* MBEDTLS_USE_PSA_CRYPTO */
transform->maclen = mac_key_len;
/* IV length */
#if defined(MBEDTLS_USE_PSA_CRYPTO)
- transform->ivlen = PSA_CIPHER_IV_LENGTH( key_type, alg );
+ transform->ivlen = PSA_CIPHER_IV_LENGTH(key_type, alg);
#else
transform->ivlen = cipher_info->iv_size;
#endif /* MBEDTLS_USE_PSA_CRYPTO */
/* Minimum length */
- if( ssl_mode == MBEDTLS_SSL_MODE_STREAM )
+ if (ssl_mode == MBEDTLS_SSL_MODE_STREAM) {
transform->minlen = transform->maclen;
- else
- {
+ } else {
/*
* GenericBlockCipher:
* 1. if EtM is in use: one block plus MAC
@@ -8260,174 +8123,153 @@
* 2. IV
*/
#if defined(MBEDTLS_SSL_ENCRYPT_THEN_MAC)
- if( ssl_mode == MBEDTLS_SSL_MODE_CBC_ETM )
- {
+ if (ssl_mode == MBEDTLS_SSL_MODE_CBC_ETM) {
transform->minlen = transform->maclen
- + block_size;
- }
- else
+ + block_size;
+ } else
#endif
{
transform->minlen = transform->maclen
- + block_size
- - transform->maclen % block_size;
+ + block_size
+ - transform->maclen % block_size;
}
- if( tls_version == MBEDTLS_SSL_VERSION_TLS1_2 )
- {
+ if (tls_version == MBEDTLS_SSL_VERSION_TLS1_2) {
transform->minlen += transform->ivlen;
- }
- else
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "should never happen" ) );
+ } else {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("should never happen"));
ret = MBEDTLS_ERR_SSL_INTERNAL_ERROR;
goto end;
}
}
- }
- else
+ } else
#endif /* MBEDTLS_SSL_SOME_SUITES_USE_MAC */
{
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "should never happen" ) );
- return( MBEDTLS_ERR_SSL_INTERNAL_ERROR );
+ MBEDTLS_SSL_DEBUG_MSG(1, ("should never happen"));
+ return MBEDTLS_ERR_SSL_INTERNAL_ERROR;
}
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "keylen: %u, minlen: %u, ivlen: %u, maclen: %u",
- (unsigned) keylen,
- (unsigned) transform->minlen,
- (unsigned) transform->ivlen,
- (unsigned) transform->maclen ) );
+ MBEDTLS_SSL_DEBUG_MSG(3, ("keylen: %u, minlen: %u, ivlen: %u, maclen: %u",
+ (unsigned) keylen,
+ (unsigned) transform->minlen,
+ (unsigned) transform->ivlen,
+ (unsigned) transform->maclen));
/*
* Finally setup the cipher contexts, IVs and MAC secrets.
*/
#if defined(MBEDTLS_SSL_CLI_C)
- if( endpoint == MBEDTLS_SSL_IS_CLIENT )
- {
+ if (endpoint == MBEDTLS_SSL_IS_CLIENT) {
key1 = keyblk + mac_key_len * 2;
key2 = keyblk + mac_key_len * 2 + keylen;
mac_enc = keyblk;
mac_dec = keyblk + mac_key_len;
- iv_copy_len = ( transform->fixed_ivlen ) ?
- transform->fixed_ivlen : transform->ivlen;
- memcpy( transform->iv_enc, key2 + keylen, iv_copy_len );
- memcpy( transform->iv_dec, key2 + keylen + iv_copy_len,
- iv_copy_len );
- }
- else
+ iv_copy_len = (transform->fixed_ivlen) ?
+ transform->fixed_ivlen : transform->ivlen;
+ memcpy(transform->iv_enc, key2 + keylen, iv_copy_len);
+ memcpy(transform->iv_dec, key2 + keylen + iv_copy_len,
+ iv_copy_len);
+ } else
#endif /* MBEDTLS_SSL_CLI_C */
#if defined(MBEDTLS_SSL_SRV_C)
- if( endpoint == MBEDTLS_SSL_IS_SERVER )
- {
+ if (endpoint == MBEDTLS_SSL_IS_SERVER) {
key1 = keyblk + mac_key_len * 2 + keylen;
key2 = keyblk + mac_key_len * 2;
mac_enc = keyblk + mac_key_len;
mac_dec = keyblk;
- iv_copy_len = ( transform->fixed_ivlen ) ?
- transform->fixed_ivlen : transform->ivlen;
- memcpy( transform->iv_dec, key1 + keylen, iv_copy_len );
- memcpy( transform->iv_enc, key1 + keylen + iv_copy_len,
- iv_copy_len );
- }
- else
+ iv_copy_len = (transform->fixed_ivlen) ?
+ transform->fixed_ivlen : transform->ivlen;
+ memcpy(transform->iv_dec, key1 + keylen, iv_copy_len);
+ memcpy(transform->iv_enc, key1 + keylen + iv_copy_len,
+ iv_copy_len);
+ } else
#endif /* MBEDTLS_SSL_SRV_C */
{
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "should never happen" ) );
+ MBEDTLS_SSL_DEBUG_MSG(1, ("should never happen"));
ret = MBEDTLS_ERR_SSL_INTERNAL_ERROR;
goto end;
}
- if( ssl != NULL && ssl->f_export_keys != NULL )
- {
- ssl->f_export_keys( ssl->p_export_keys,
- MBEDTLS_SSL_KEY_EXPORT_TLS12_MASTER_SECRET,
- master, 48,
- randbytes + 32,
- randbytes,
- tls_prf_get_type( tls_prf ) );
+ if (ssl != NULL && ssl->f_export_keys != NULL) {
+ ssl->f_export_keys(ssl->p_export_keys,
+ MBEDTLS_SSL_KEY_EXPORT_TLS12_MASTER_SECRET,
+ master, 48,
+ randbytes + 32,
+ randbytes,
+ tls_prf_get_type(tls_prf));
}
#if defined(MBEDTLS_USE_PSA_CRYPTO)
transform->psa_alg = alg;
- if ( alg != MBEDTLS_SSL_NULL_CIPHER )
- {
- psa_set_key_usage_flags( &attributes, PSA_KEY_USAGE_ENCRYPT );
- psa_set_key_algorithm( &attributes, alg );
- psa_set_key_type( &attributes, key_type );
+ if (alg != MBEDTLS_SSL_NULL_CIPHER) {
+ psa_set_key_usage_flags(&attributes, PSA_KEY_USAGE_ENCRYPT);
+ psa_set_key_algorithm(&attributes, alg);
+ psa_set_key_type(&attributes, key_type);
- if( ( status = psa_import_key( &attributes,
- key1,
- PSA_BITS_TO_BYTES( key_bits ),
- &transform->psa_key_enc ) ) != PSA_SUCCESS )
- {
- MBEDTLS_SSL_DEBUG_RET( 3, "psa_import_key", (int)status );
- ret = psa_ssl_status_to_mbedtls( status );
- MBEDTLS_SSL_DEBUG_RET( 1, "psa_import_key", ret );
+ if ((status = psa_import_key(&attributes,
+ key1,
+ PSA_BITS_TO_BYTES(key_bits),
+ &transform->psa_key_enc)) != PSA_SUCCESS) {
+ MBEDTLS_SSL_DEBUG_RET(3, "psa_import_key", (int) status);
+ ret = psa_ssl_status_to_mbedtls(status);
+ MBEDTLS_SSL_DEBUG_RET(1, "psa_import_key", ret);
goto end;
}
- psa_set_key_usage_flags( &attributes, PSA_KEY_USAGE_DECRYPT );
+ psa_set_key_usage_flags(&attributes, PSA_KEY_USAGE_DECRYPT);
- if( ( status = psa_import_key( &attributes,
- key2,
- PSA_BITS_TO_BYTES( key_bits ),
- &transform->psa_key_dec ) ) != PSA_SUCCESS )
- {
- ret = psa_ssl_status_to_mbedtls( status );
- MBEDTLS_SSL_DEBUG_RET( 1, "psa_import_key", ret );
+ if ((status = psa_import_key(&attributes,
+ key2,
+ PSA_BITS_TO_BYTES(key_bits),
+ &transform->psa_key_dec)) != PSA_SUCCESS) {
+ ret = psa_ssl_status_to_mbedtls(status);
+ MBEDTLS_SSL_DEBUG_RET(1, "psa_import_key", ret);
goto end;
}
}
#else
- if( ( ret = mbedtls_cipher_setup( &transform->cipher_ctx_enc,
- cipher_info ) ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_cipher_setup", ret );
+ if ((ret = mbedtls_cipher_setup(&transform->cipher_ctx_enc,
+ cipher_info)) != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_cipher_setup", ret);
goto end;
}
- if( ( ret = mbedtls_cipher_setup( &transform->cipher_ctx_dec,
- cipher_info ) ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_cipher_setup", ret );
+ if ((ret = mbedtls_cipher_setup(&transform->cipher_ctx_dec,
+ cipher_info)) != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_cipher_setup", ret);
goto end;
}
- if( ( ret = mbedtls_cipher_setkey( &transform->cipher_ctx_enc, key1,
- (int) mbedtls_cipher_info_get_key_bitlen( cipher_info ),
- MBEDTLS_ENCRYPT ) ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_cipher_setkey", ret );
+ if ((ret = mbedtls_cipher_setkey(&transform->cipher_ctx_enc, key1,
+ (int) mbedtls_cipher_info_get_key_bitlen(cipher_info),
+ MBEDTLS_ENCRYPT)) != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_cipher_setkey", ret);
goto end;
}
- if( ( ret = mbedtls_cipher_setkey( &transform->cipher_ctx_dec, key2,
- (int) mbedtls_cipher_info_get_key_bitlen( cipher_info ),
- MBEDTLS_DECRYPT ) ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_cipher_setkey", ret );
+ if ((ret = mbedtls_cipher_setkey(&transform->cipher_ctx_dec, key2,
+ (int) mbedtls_cipher_info_get_key_bitlen(cipher_info),
+ MBEDTLS_DECRYPT)) != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_cipher_setkey", ret);
goto end;
}
#if defined(MBEDTLS_CIPHER_MODE_CBC)
- if( mbedtls_cipher_info_get_mode( cipher_info ) == MBEDTLS_MODE_CBC )
- {
- if( ( ret = mbedtls_cipher_set_padding_mode( &transform->cipher_ctx_enc,
- MBEDTLS_PADDING_NONE ) ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_cipher_set_padding_mode", ret );
+ if (mbedtls_cipher_info_get_mode(cipher_info) == MBEDTLS_MODE_CBC) {
+ if ((ret = mbedtls_cipher_set_padding_mode(&transform->cipher_ctx_enc,
+ MBEDTLS_PADDING_NONE)) != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_cipher_set_padding_mode", ret);
goto end;
}
- if( ( ret = mbedtls_cipher_set_padding_mode( &transform->cipher_ctx_dec,
- MBEDTLS_PADDING_NONE ) ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_cipher_set_padding_mode", ret );
+ if ((ret = mbedtls_cipher_set_padding_mode(&transform->cipher_ctx_dec,
+ MBEDTLS_PADDING_NONE)) != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_cipher_set_padding_mode", ret);
goto end;
}
}
@@ -8437,51 +8279,51 @@
#if defined(MBEDTLS_SSL_SOME_SUITES_USE_MAC)
/* For HMAC-based ciphersuites, initialize the HMAC transforms.
For AEAD-based ciphersuites, there is nothing to do here. */
- if( mac_key_len != 0 )
- {
+ if (mac_key_len != 0) {
#if defined(MBEDTLS_USE_PSA_CRYPTO)
- transform->psa_mac_alg = PSA_ALG_HMAC( mac_alg );
+ transform->psa_mac_alg = PSA_ALG_HMAC(mac_alg);
- psa_set_key_usage_flags( &attributes, PSA_KEY_USAGE_SIGN_MESSAGE );
- psa_set_key_algorithm( &attributes, PSA_ALG_HMAC( mac_alg ) );
- psa_set_key_type( &attributes, PSA_KEY_TYPE_HMAC );
+ psa_set_key_usage_flags(&attributes, PSA_KEY_USAGE_SIGN_MESSAGE);
+ psa_set_key_algorithm(&attributes, PSA_ALG_HMAC(mac_alg));
+ psa_set_key_type(&attributes, PSA_KEY_TYPE_HMAC);
- if( ( status = psa_import_key( &attributes,
- mac_enc, mac_key_len,
- &transform->psa_mac_enc ) ) != PSA_SUCCESS )
- {
- ret = psa_ssl_status_to_mbedtls( status );
- MBEDTLS_SSL_DEBUG_RET( 1, "psa_import_mac_key", ret );
+ if ((status = psa_import_key(&attributes,
+ mac_enc, mac_key_len,
+ &transform->psa_mac_enc)) != PSA_SUCCESS) {
+ ret = psa_ssl_status_to_mbedtls(status);
+ MBEDTLS_SSL_DEBUG_RET(1, "psa_import_mac_key", ret);
goto end;
}
- if( ( transform->psa_alg == MBEDTLS_SSL_NULL_CIPHER ) ||
- ( ( transform->psa_alg == PSA_ALG_CBC_NO_PADDING )
+ if ((transform->psa_alg == MBEDTLS_SSL_NULL_CIPHER) ||
+ ((transform->psa_alg == PSA_ALG_CBC_NO_PADDING)
#if defined(MBEDTLS_SSL_SOME_SUITES_USE_CBC_ETM)
- && ( transform->encrypt_then_mac == MBEDTLS_SSL_ETM_DISABLED )
+ && (transform->encrypt_then_mac == MBEDTLS_SSL_ETM_DISABLED)
#endif
- ) )
+ )) {
/* mbedtls_ct_hmac() requires the key to be exportable */
- psa_set_key_usage_flags( &attributes, PSA_KEY_USAGE_EXPORT |
- PSA_KEY_USAGE_VERIFY_HASH );
- else
- psa_set_key_usage_flags( &attributes, PSA_KEY_USAGE_VERIFY_HASH );
+ psa_set_key_usage_flags(&attributes, PSA_KEY_USAGE_EXPORT |
+ PSA_KEY_USAGE_VERIFY_HASH);
+ } else {
+ psa_set_key_usage_flags(&attributes, PSA_KEY_USAGE_VERIFY_HASH);
+ }
- if( ( status = psa_import_key( &attributes,
- mac_dec, mac_key_len,
- &transform->psa_mac_dec ) ) != PSA_SUCCESS )
- {
- ret = psa_ssl_status_to_mbedtls( status );
- MBEDTLS_SSL_DEBUG_RET( 1, "psa_import_mac_key", ret );
+ if ((status = psa_import_key(&attributes,
+ mac_dec, mac_key_len,
+ &transform->psa_mac_dec)) != PSA_SUCCESS) {
+ ret = psa_ssl_status_to_mbedtls(status);
+ MBEDTLS_SSL_DEBUG_RET(1, "psa_import_mac_key", ret);
goto end;
}
#else
- ret = mbedtls_md_hmac_starts( &transform->md_ctx_enc, mac_enc, mac_key_len );
- if( ret != 0 )
+ ret = mbedtls_md_hmac_starts(&transform->md_ctx_enc, mac_enc, mac_key_len);
+ if (ret != 0) {
goto end;
- ret = mbedtls_md_hmac_starts( &transform->md_ctx_dec, mac_dec, mac_key_len );
- if( ret != 0 )
+ }
+ ret = mbedtls_md_hmac_starts(&transform->md_ctx_dec, mac_dec, mac_key_len);
+ if (ret != 0) {
goto end;
+ }
#endif /* MBEDTLS_USE_PSA_CRYPTO */
}
#endif /* MBEDTLS_SSL_SOME_SUITES_USE_MAC */
@@ -8490,16 +8332,16 @@
((void) mac_enc);
end:
- mbedtls_platform_zeroize( keyblk, sizeof( keyblk ) );
- return( ret );
+ mbedtls_platform_zeroize(keyblk, sizeof(keyblk));
+ return ret;
}
#if defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED) && \
defined(MBEDTLS_USE_PSA_CRYPTO)
int mbedtls_psa_ecjpake_read_round(
- psa_pake_operation_t *pake_ctx,
- const unsigned char *buf,
- size_t len, mbedtls_ecjpake_rounds_t round )
+ psa_pake_operation_t *pake_ctx,
+ const unsigned char *buf,
+ size_t len, mbedtls_ecjpake_rounds_t round)
{
psa_status_t status;
size_t input_offset = 0;
@@ -8507,45 +8349,42 @@
* At round one repeat the KEY_SHARE, ZK_PUBLIC & ZF_PROOF twice
* At round two perform a single cycle
*/
- unsigned int remaining_steps = ( round == MBEDTLS_ECJPAKE_ROUND_ONE) ? 2 : 1;
+ unsigned int remaining_steps = (round == MBEDTLS_ECJPAKE_ROUND_ONE) ? 2 : 1;
- for( ; remaining_steps > 0; remaining_steps-- )
- {
- for( psa_pake_step_t step = PSA_PAKE_STEP_KEY_SHARE;
+ for (; remaining_steps > 0; remaining_steps--) {
+ for (psa_pake_step_t step = PSA_PAKE_STEP_KEY_SHARE;
step <= PSA_PAKE_STEP_ZK_PROOF;
- ++step )
- {
+ ++step) {
/* Length is stored at the first byte */
size_t length = buf[input_offset];
input_offset += 1;
- if( input_offset + length > len )
- {
+ if (input_offset + length > len) {
return MBEDTLS_ERR_SSL_HANDSHAKE_FAILURE;
}
- status = psa_pake_input( pake_ctx, step,
- buf + input_offset, length );
- if( status != PSA_SUCCESS)
- {
- return psa_ssl_status_to_mbedtls( status );
+ status = psa_pake_input(pake_ctx, step,
+ buf + input_offset, length);
+ if (status != PSA_SUCCESS) {
+ return psa_ssl_status_to_mbedtls(status);
}
input_offset += length;
}
}
- if( input_offset != len )
+ if (input_offset != len) {
return MBEDTLS_ERR_SSL_HANDSHAKE_FAILURE;
+ }
- return( 0 );
+ return 0;
}
int mbedtls_psa_ecjpake_write_round(
- psa_pake_operation_t *pake_ctx,
- unsigned char *buf,
- size_t len, size_t *olen,
- mbedtls_ecjpake_rounds_t round )
+ psa_pake_operation_t *pake_ctx,
+ unsigned char *buf,
+ size_t len, size_t *olen,
+ mbedtls_ecjpake_rounds_t round)
{
psa_status_t status;
size_t output_offset = 0;
@@ -8554,25 +8393,22 @@
* At round one repeat the KEY_SHARE, ZK_PUBLIC & ZF_PROOF twice
* At round two perform a single cycle
*/
- unsigned int remaining_steps = ( round == MBEDTLS_ECJPAKE_ROUND_ONE) ? 2 : 1;
+ unsigned int remaining_steps = (round == MBEDTLS_ECJPAKE_ROUND_ONE) ? 2 : 1;
- for( ; remaining_steps > 0; remaining_steps-- )
- {
- for( psa_pake_step_t step = PSA_PAKE_STEP_KEY_SHARE;
- step <= PSA_PAKE_STEP_ZK_PROOF;
- ++step )
- {
+ for (; remaining_steps > 0; remaining_steps--) {
+ for (psa_pake_step_t step = PSA_PAKE_STEP_KEY_SHARE;
+ step <= PSA_PAKE_STEP_ZK_PROOF;
+ ++step) {
/*
* For each step, prepend 1 byte with the length of the data as
* given by psa_pake_output().
*/
- status = psa_pake_output( pake_ctx, step,
- buf + output_offset + 1,
- len - output_offset - 1,
- &output_len );
- if( status != PSA_SUCCESS )
- {
- return( psa_ssl_status_to_mbedtls( status ) );
+ status = psa_pake_output(pake_ctx, step,
+ buf + output_offset + 1,
+ len - output_offset - 1,
+ &output_len);
+ if (status != PSA_SUCCESS) {
+ return psa_ssl_status_to_mbedtls(status);
}
*(buf + output_offset) = (uint8_t) output_len;
@@ -8583,86 +8419,80 @@
*olen = output_offset;
- return( 0 );
+ return 0;
}
#endif //MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED && MBEDTLS_USE_PSA_CRYPTO
#if defined(MBEDTLS_USE_PSA_CRYPTO)
-int mbedtls_ssl_get_key_exchange_md_tls1_2( mbedtls_ssl_context *ssl,
- unsigned char *hash, size_t *hashlen,
- unsigned char *data, size_t data_len,
- mbedtls_md_type_t md_alg )
+int mbedtls_ssl_get_key_exchange_md_tls1_2(mbedtls_ssl_context *ssl,
+ unsigned char *hash, size_t *hashlen,
+ unsigned char *data, size_t data_len,
+ mbedtls_md_type_t md_alg)
{
psa_status_t status;
psa_hash_operation_t hash_operation = PSA_HASH_OPERATION_INIT;
- psa_algorithm_t hash_alg = mbedtls_hash_info_psa_from_md( md_alg );
+ psa_algorithm_t hash_alg = mbedtls_hash_info_psa_from_md(md_alg);
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "Perform PSA-based computation of digest of ServerKeyExchange" ) );
+ MBEDTLS_SSL_DEBUG_MSG(3, ("Perform PSA-based computation of digest of ServerKeyExchange"));
- if( ( status = psa_hash_setup( &hash_operation,
- hash_alg ) ) != PSA_SUCCESS )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "psa_hash_setup", status );
+ if ((status = psa_hash_setup(&hash_operation,
+ hash_alg)) != PSA_SUCCESS) {
+ MBEDTLS_SSL_DEBUG_RET(1, "psa_hash_setup", status);
goto exit;
}
- if( ( status = psa_hash_update( &hash_operation, ssl->handshake->randbytes,
- 64 ) ) != PSA_SUCCESS )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "psa_hash_update", status );
+ if ((status = psa_hash_update(&hash_operation, ssl->handshake->randbytes,
+ 64)) != PSA_SUCCESS) {
+ MBEDTLS_SSL_DEBUG_RET(1, "psa_hash_update", status);
goto exit;
}
- if( ( status = psa_hash_update( &hash_operation,
- data, data_len ) ) != PSA_SUCCESS )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "psa_hash_update", status );
+ if ((status = psa_hash_update(&hash_operation,
+ data, data_len)) != PSA_SUCCESS) {
+ MBEDTLS_SSL_DEBUG_RET(1, "psa_hash_update", status);
goto exit;
}
- if( ( status = psa_hash_finish( &hash_operation, hash, PSA_HASH_MAX_SIZE,
- hashlen ) ) != PSA_SUCCESS )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "psa_hash_finish", status );
- goto exit;
+ if ((status = psa_hash_finish(&hash_operation, hash, PSA_HASH_MAX_SIZE,
+ hashlen)) != PSA_SUCCESS) {
+ MBEDTLS_SSL_DEBUG_RET(1, "psa_hash_finish", status);
+ goto exit;
}
exit:
- if( status != PSA_SUCCESS )
- {
- mbedtls_ssl_send_alert_message( ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
- MBEDTLS_SSL_ALERT_MSG_INTERNAL_ERROR );
- switch( status )
- {
+ if (status != PSA_SUCCESS) {
+ mbedtls_ssl_send_alert_message(ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
+ MBEDTLS_SSL_ALERT_MSG_INTERNAL_ERROR);
+ switch (status) {
case PSA_ERROR_NOT_SUPPORTED:
- return( MBEDTLS_ERR_MD_FEATURE_UNAVAILABLE );
+ return MBEDTLS_ERR_MD_FEATURE_UNAVAILABLE;
case PSA_ERROR_BAD_STATE: /* Intentional fallthrough */
case PSA_ERROR_BUFFER_TOO_SMALL:
- return( MBEDTLS_ERR_MD_BAD_INPUT_DATA );
+ return MBEDTLS_ERR_MD_BAD_INPUT_DATA;
case PSA_ERROR_INSUFFICIENT_MEMORY:
- return( MBEDTLS_ERR_MD_ALLOC_FAILED );
+ return MBEDTLS_ERR_MD_ALLOC_FAILED;
default:
- return( MBEDTLS_ERR_PLATFORM_HW_ACCEL_FAILED );
+ return MBEDTLS_ERR_PLATFORM_HW_ACCEL_FAILED;
}
}
- return( 0 );
+ return 0;
}
#else
-int mbedtls_ssl_get_key_exchange_md_tls1_2( mbedtls_ssl_context *ssl,
- unsigned char *hash, size_t *hashlen,
- unsigned char *data, size_t data_len,
- mbedtls_md_type_t md_alg )
+int mbedtls_ssl_get_key_exchange_md_tls1_2(mbedtls_ssl_context *ssl,
+ unsigned char *hash, size_t *hashlen,
+ unsigned char *data, size_t data_len,
+ mbedtls_md_type_t md_alg)
{
int ret = 0;
mbedtls_md_context_t ctx;
- const mbedtls_md_info_t *md_info = mbedtls_md_info_from_type( md_alg );
- *hashlen = mbedtls_md_get_size( md_info );
+ const mbedtls_md_info_t *md_info = mbedtls_md_info_from_type(md_alg);
+ *hashlen = mbedtls_md_get_size(md_info);
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "Perform mbedtls-based computation of digest of ServerKeyExchange" ) );
+ MBEDTLS_SSL_DEBUG_MSG(3, ("Perform mbedtls-based computation of digest of ServerKeyExchange"));
- mbedtls_md_init( &ctx );
+ mbedtls_md_init(&ctx);
/*
* digitally-signed struct {
@@ -8671,40 +8501,36 @@
* ServerDHParams params;
* };
*/
- if( ( ret = mbedtls_md_setup( &ctx, md_info, 0 ) ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_md_setup", ret );
+ if ((ret = mbedtls_md_setup(&ctx, md_info, 0)) != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_md_setup", ret);
goto exit;
}
- if( ( ret = mbedtls_md_starts( &ctx ) ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_md_starts", ret );
+ if ((ret = mbedtls_md_starts(&ctx)) != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_md_starts", ret);
goto exit;
}
- if( ( ret = mbedtls_md_update( &ctx, ssl->handshake->randbytes, 64 ) ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_md_update", ret );
+ if ((ret = mbedtls_md_update(&ctx, ssl->handshake->randbytes, 64)) != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_md_update", ret);
goto exit;
}
- if( ( ret = mbedtls_md_update( &ctx, data, data_len ) ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_md_update", ret );
+ if ((ret = mbedtls_md_update(&ctx, data, data_len)) != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_md_update", ret);
goto exit;
}
- if( ( ret = mbedtls_md_finish( &ctx, hash ) ) != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_md_finish", ret );
+ if ((ret = mbedtls_md_finish(&ctx, hash)) != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "mbedtls_md_finish", ret);
goto exit;
}
exit:
- mbedtls_md_free( &ctx );
+ mbedtls_md_free(&ctx);
- if( ret != 0 )
- mbedtls_ssl_send_alert_message( ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
- MBEDTLS_SSL_ALERT_MSG_INTERNAL_ERROR );
+ if (ret != 0) {
+ mbedtls_ssl_send_alert_message(ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
+ MBEDTLS_SSL_ALERT_MSG_INTERNAL_ERROR);
+ }
- return( ret );
+ return ret;
}
#endif /* MBEDTLS_USE_PSA_CRYPTO */
@@ -8712,52 +8538,52 @@
/* Find the preferred hash for a given signature algorithm. */
unsigned int mbedtls_ssl_tls12_get_preferred_hash_for_sig_alg(
- mbedtls_ssl_context *ssl,
- unsigned int sig_alg )
+ mbedtls_ssl_context *ssl,
+ unsigned int sig_alg)
{
unsigned int i;
uint16_t *received_sig_algs = ssl->handshake->received_sig_algs;
- if( sig_alg == MBEDTLS_SSL_SIG_ANON )
- return( MBEDTLS_SSL_HASH_NONE );
+ if (sig_alg == MBEDTLS_SSL_SIG_ANON) {
+ return MBEDTLS_SSL_HASH_NONE;
+ }
- for( i = 0; received_sig_algs[i] != MBEDTLS_TLS_SIG_NONE; i++ )
- {
+ for (i = 0; received_sig_algs[i] != MBEDTLS_TLS_SIG_NONE; i++) {
unsigned int hash_alg_received =
- MBEDTLS_SSL_TLS12_HASH_ALG_FROM_SIG_AND_HASH_ALG(
- received_sig_algs[i] );
+ MBEDTLS_SSL_TLS12_HASH_ALG_FROM_SIG_AND_HASH_ALG(
+ received_sig_algs[i]);
unsigned int sig_alg_received =
- MBEDTLS_SSL_TLS12_SIG_ALG_FROM_SIG_AND_HASH_ALG(
- received_sig_algs[i] );
+ MBEDTLS_SSL_TLS12_SIG_ALG_FROM_SIG_AND_HASH_ALG(
+ received_sig_algs[i]);
- if( sig_alg == sig_alg_received )
- {
+ if (sig_alg == sig_alg_received) {
#if defined(MBEDTLS_USE_PSA_CRYPTO)
- if( ssl->handshake->key_cert && ssl->handshake->key_cert->key )
- {
+ if (ssl->handshake->key_cert && ssl->handshake->key_cert->key) {
psa_algorithm_t psa_hash_alg =
- mbedtls_hash_info_psa_from_md( hash_alg_received );
+ mbedtls_hash_info_psa_from_md(hash_alg_received);
- if( sig_alg_received == MBEDTLS_SSL_SIG_ECDSA &&
- ! mbedtls_pk_can_do_ext( ssl->handshake->key_cert->key,
- PSA_ALG_ECDSA( psa_hash_alg ),
- PSA_KEY_USAGE_SIGN_HASH ) )
+ if (sig_alg_received == MBEDTLS_SSL_SIG_ECDSA &&
+ !mbedtls_pk_can_do_ext(ssl->handshake->key_cert->key,
+ PSA_ALG_ECDSA(psa_hash_alg),
+ PSA_KEY_USAGE_SIGN_HASH)) {
continue;
+ }
- if( sig_alg_received == MBEDTLS_SSL_SIG_RSA &&
- ! mbedtls_pk_can_do_ext( ssl->handshake->key_cert->key,
- PSA_ALG_RSA_PKCS1V15_SIGN(
- psa_hash_alg ),
- PSA_KEY_USAGE_SIGN_HASH ) )
+ if (sig_alg_received == MBEDTLS_SSL_SIG_RSA &&
+ !mbedtls_pk_can_do_ext(ssl->handshake->key_cert->key,
+ PSA_ALG_RSA_PKCS1V15_SIGN(
+ psa_hash_alg),
+ PSA_KEY_USAGE_SIGN_HASH)) {
continue;
+ }
}
#endif /* MBEDTLS_USE_PSA_CRYPTO */
- return( hash_alg_received );
+ return hash_alg_received;
}
}
- return( MBEDTLS_SSL_HASH_NONE );
+ return MBEDTLS_SSL_HASH_NONE;
}
#endif /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */
@@ -8779,9 +8605,9 @@
* } serialized_session_tls12;
*
*/
-static size_t ssl_tls12_session_save( const mbedtls_ssl_session *session,
- unsigned char *buf,
- size_t buf_len )
+static size_t ssl_tls12_session_save(const mbedtls_ssl_session *session,
+ unsigned char *buf,
+ size_t buf_len)
{
unsigned char *p = buf;
size_t used = 0;
@@ -8801,11 +8627,10 @@
#if defined(MBEDTLS_HAVE_TIME)
used += 8;
- if( used <= buf_len )
- {
+ if (used <= buf_len) {
start = (uint64_t) session->start;
- MBEDTLS_PUT_UINT64_BE( start, p, 0 );
+ MBEDTLS_PUT_UINT64_BE(start, p, 0);
p += 8;
}
#endif /* MBEDTLS_HAVE_TIME */
@@ -8814,24 +8639,23 @@
* Basic mandatory fields
*/
used += 2 /* ciphersuite */
- + 1 /* id_len */
- + sizeof( session->id )
- + sizeof( session->master )
- + 4; /* verify_result */
+ + 1 /* id_len */
+ + sizeof(session->id)
+ + sizeof(session->master)
+ + 4; /* verify_result */
- if( used <= buf_len )
- {
- MBEDTLS_PUT_UINT16_BE( session->ciphersuite, p, 0 );
+ if (used <= buf_len) {
+ MBEDTLS_PUT_UINT16_BE(session->ciphersuite, p, 0);
p += 2;
- *p++ = MBEDTLS_BYTE_0( session->id_len );
- memcpy( p, session->id, 32 );
+ *p++ = MBEDTLS_BYTE_0(session->id_len);
+ memcpy(p, session->id, 32);
p += 32;
- memcpy( p, session->master, 48 );
+ memcpy(p, session->master, 48);
p += 48;
- MBEDTLS_PUT_UINT32_BE( session->verify_result, p, 0 );
+ MBEDTLS_PUT_UINT32_BE(session->verify_result, p, 0);
p += 4;
}
@@ -8840,43 +8664,37 @@
*/
#if defined(MBEDTLS_X509_CRT_PARSE_C)
#if defined(MBEDTLS_SSL_KEEP_PEER_CERTIFICATE)
- if( session->peer_cert == NULL )
+ if (session->peer_cert == NULL) {
cert_len = 0;
- else
+ } else {
cert_len = session->peer_cert->raw.len;
+ }
used += 3 + cert_len;
- if( used <= buf_len )
- {
- *p++ = MBEDTLS_BYTE_2( cert_len );
- *p++ = MBEDTLS_BYTE_1( cert_len );
- *p++ = MBEDTLS_BYTE_0( cert_len );
+ if (used <= buf_len) {
+ *p++ = MBEDTLS_BYTE_2(cert_len);
+ *p++ = MBEDTLS_BYTE_1(cert_len);
+ *p++ = MBEDTLS_BYTE_0(cert_len);
- if( session->peer_cert != NULL )
- {
- memcpy( p, session->peer_cert->raw.p, cert_len );
+ if (session->peer_cert != NULL) {
+ memcpy(p, session->peer_cert->raw.p, cert_len);
p += cert_len;
}
}
#else /* MBEDTLS_SSL_KEEP_PEER_CERTIFICATE */
- if( session->peer_cert_digest != NULL )
- {
+ if (session->peer_cert_digest != NULL) {
used += 1 /* type */ + 1 /* length */ + session->peer_cert_digest_len;
- if( used <= buf_len )
- {
+ if (used <= buf_len) {
*p++ = (unsigned char) session->peer_cert_digest_type;
*p++ = (unsigned char) session->peer_cert_digest_len;
- memcpy( p, session->peer_cert_digest,
- session->peer_cert_digest_len );
+ memcpy(p, session->peer_cert_digest,
+ session->peer_cert_digest_len);
p += session->peer_cert_digest_len;
}
- }
- else
- {
+ } else {
used += 2;
- if( used <= buf_len )
- {
+ if (used <= buf_len) {
*p++ = (unsigned char) MBEDTLS_MD_NONE;
*p++ = 0;
}
@@ -8890,19 +8708,17 @@
#if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_CLI_C)
used += 3 + session->ticket_len + 4; /* len + ticket + lifetime */
- if( used <= buf_len )
- {
- *p++ = MBEDTLS_BYTE_2( session->ticket_len );
- *p++ = MBEDTLS_BYTE_1( session->ticket_len );
- *p++ = MBEDTLS_BYTE_0( session->ticket_len );
+ if (used <= buf_len) {
+ *p++ = MBEDTLS_BYTE_2(session->ticket_len);
+ *p++ = MBEDTLS_BYTE_1(session->ticket_len);
+ *p++ = MBEDTLS_BYTE_0(session->ticket_len);
- if( session->ticket != NULL )
- {
- memcpy( p, session->ticket, session->ticket_len );
+ if (session->ticket != NULL) {
+ memcpy(p, session->ticket, session->ticket_len);
p += session->ticket_len;
}
- MBEDTLS_PUT_UINT32_BE( session->ticket_lifetime, p, 0 );
+ MBEDTLS_PUT_UINT32_BE(session->ticket_lifetime, p, 0);
p += 4;
}
#endif /* MBEDTLS_SSL_SESSION_TICKETS && MBEDTLS_SSL_CLI_C */
@@ -8913,24 +8729,26 @@
#if defined(MBEDTLS_SSL_MAX_FRAGMENT_LENGTH)
used += 1;
- if( used <= buf_len )
+ if (used <= buf_len) {
*p++ = session->mfl_code;
+ }
#endif
#if defined(MBEDTLS_SSL_ENCRYPT_THEN_MAC)
used += 1;
- if( used <= buf_len )
- *p++ = MBEDTLS_BYTE_0( session->encrypt_then_mac );
+ if (used <= buf_len) {
+ *p++ = MBEDTLS_BYTE_0(session->encrypt_then_mac);
+ }
#endif
- return( used );
+ return used;
}
MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_tls12_session_load( mbedtls_ssl_session *session,
- const unsigned char *buf,
- size_t len )
+static int ssl_tls12_session_load(mbedtls_ssl_session *session,
+ const unsigned char *buf,
+ size_t len)
{
#if defined(MBEDTLS_HAVE_TIME)
uint64_t start;
@@ -8948,17 +8766,18 @@
* Time
*/
#if defined(MBEDTLS_HAVE_TIME)
- if( 8 > (size_t)( end - p ) )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (8 > (size_t) (end - p)) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- start = ( (uint64_t) p[0] << 56 ) |
- ( (uint64_t) p[1] << 48 ) |
- ( (uint64_t) p[2] << 40 ) |
- ( (uint64_t) p[3] << 32 ) |
- ( (uint64_t) p[4] << 24 ) |
- ( (uint64_t) p[5] << 16 ) |
- ( (uint64_t) p[6] << 8 ) |
- ( (uint64_t) p[7] );
+ start = ((uint64_t) p[0] << 56) |
+ ((uint64_t) p[1] << 48) |
+ ((uint64_t) p[2] << 40) |
+ ((uint64_t) p[3] << 32) |
+ ((uint64_t) p[4] << 24) |
+ ((uint64_t) p[5] << 16) |
+ ((uint64_t) p[6] << 8) |
+ ((uint64_t) p[7]);
p += 8;
session->start = (time_t) start;
@@ -8967,23 +8786,24 @@
/*
* Basic mandatory fields
*/
- if( 2 + 1 + 32 + 48 + 4 > (size_t)( end - p ) )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (2 + 1 + 32 + 48 + 4 > (size_t) (end - p)) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- session->ciphersuite = ( p[0] << 8 ) | p[1];
+ session->ciphersuite = (p[0] << 8) | p[1];
p += 2;
session->id_len = *p++;
- memcpy( session->id, p, 32 );
+ memcpy(session->id, p, 32);
p += 32;
- memcpy( session->master, p, 48 );
+ memcpy(session->master, p, 48);
p += 48;
- session->verify_result = ( (uint32_t) p[0] << 24 ) |
- ( (uint32_t) p[1] << 16 ) |
- ( (uint32_t) p[2] << 8 ) |
- ( (uint32_t) p[3] );
+ session->verify_result = ((uint32_t) p[0] << 24) |
+ ((uint32_t) p[1] << 16) |
+ ((uint32_t) p[2] << 8) |
+ ((uint32_t) p[3]);
p += 4;
/* Immediately clear invalid pointer values that have been read, in case
@@ -9005,64 +8825,69 @@
#if defined(MBEDTLS_X509_CRT_PARSE_C)
#if defined(MBEDTLS_SSL_KEEP_PEER_CERTIFICATE)
/* Deserialize CRT from the end of the ticket. */
- if( 3 > (size_t)( end - p ) )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (3 > (size_t) (end - p)) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- cert_len = ( p[0] << 16 ) | ( p[1] << 8 ) | p[2];
+ cert_len = (p[0] << 16) | (p[1] << 8) | p[2];
p += 3;
- if( cert_len != 0 )
- {
+ if (cert_len != 0) {
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
- if( cert_len > (size_t)( end - p ) )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (cert_len > (size_t) (end - p)) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- session->peer_cert = mbedtls_calloc( 1, sizeof( mbedtls_x509_crt ) );
+ session->peer_cert = mbedtls_calloc(1, sizeof(mbedtls_x509_crt));
- if( session->peer_cert == NULL )
- return( MBEDTLS_ERR_SSL_ALLOC_FAILED );
+ if (session->peer_cert == NULL) {
+ return MBEDTLS_ERR_SSL_ALLOC_FAILED;
+ }
- mbedtls_x509_crt_init( session->peer_cert );
+ mbedtls_x509_crt_init(session->peer_cert);
- if( ( ret = mbedtls_x509_crt_parse_der( session->peer_cert,
- p, cert_len ) ) != 0 )
- {
- mbedtls_x509_crt_free( session->peer_cert );
- mbedtls_free( session->peer_cert );
+ if ((ret = mbedtls_x509_crt_parse_der(session->peer_cert,
+ p, cert_len)) != 0) {
+ mbedtls_x509_crt_free(session->peer_cert);
+ mbedtls_free(session->peer_cert);
session->peer_cert = NULL;
- return( ret );
+ return ret;
}
p += cert_len;
}
#else /* MBEDTLS_SSL_KEEP_PEER_CERTIFICATE */
/* Deserialize CRT digest from the end of the ticket. */
- if( 2 > (size_t)( end - p ) )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (2 > (size_t) (end - p)) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
session->peer_cert_digest_type = (mbedtls_md_type_t) *p++;
session->peer_cert_digest_len = (size_t) *p++;
- if( session->peer_cert_digest_len != 0 )
- {
+ if (session->peer_cert_digest_len != 0) {
const mbedtls_md_info_t *md_info =
- mbedtls_md_info_from_type( session->peer_cert_digest_type );
- if( md_info == NULL )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
- if( session->peer_cert_digest_len != mbedtls_md_get_size( md_info ) )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ mbedtls_md_info_from_type(session->peer_cert_digest_type);
+ if (md_info == NULL) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
+ if (session->peer_cert_digest_len != mbedtls_md_get_size(md_info)) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- if( session->peer_cert_digest_len > (size_t)( end - p ) )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (session->peer_cert_digest_len > (size_t) (end - p)) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
session->peer_cert_digest =
- mbedtls_calloc( 1, session->peer_cert_digest_len );
- if( session->peer_cert_digest == NULL )
- return( MBEDTLS_ERR_SSL_ALLOC_FAILED );
+ mbedtls_calloc(1, session->peer_cert_digest_len);
+ if (session->peer_cert_digest == NULL) {
+ return MBEDTLS_ERR_SSL_ALLOC_FAILED;
+ }
- memcpy( session->peer_cert_digest, p,
- session->peer_cert_digest_len );
+ memcpy(session->peer_cert_digest, p,
+ session->peer_cert_digest_len);
p += session->peer_cert_digest_len;
}
#endif /* MBEDTLS_SSL_KEEP_PEER_CERTIFICATE */
@@ -9072,32 +8897,35 @@
* Session ticket and associated data
*/
#if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_CLI_C)
- if( 3 > (size_t)( end - p ) )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (3 > (size_t) (end - p)) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- session->ticket_len = ( p[0] << 16 ) | ( p[1] << 8 ) | p[2];
+ session->ticket_len = (p[0] << 16) | (p[1] << 8) | p[2];
p += 3;
- if( session->ticket_len != 0 )
- {
- if( session->ticket_len > (size_t)( end - p ) )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (session->ticket_len != 0) {
+ if (session->ticket_len > (size_t) (end - p)) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- session->ticket = mbedtls_calloc( 1, session->ticket_len );
- if( session->ticket == NULL )
- return( MBEDTLS_ERR_SSL_ALLOC_FAILED );
+ session->ticket = mbedtls_calloc(1, session->ticket_len);
+ if (session->ticket == NULL) {
+ return MBEDTLS_ERR_SSL_ALLOC_FAILED;
+ }
- memcpy( session->ticket, p, session->ticket_len );
+ memcpy(session->ticket, p, session->ticket_len);
p += session->ticket_len;
}
- if( 4 > (size_t)( end - p ) )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (4 > (size_t) (end - p)) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- session->ticket_lifetime = ( (uint32_t) p[0] << 24 ) |
- ( (uint32_t) p[1] << 16 ) |
- ( (uint32_t) p[2] << 8 ) |
- ( (uint32_t) p[3] );
+ session->ticket_lifetime = ((uint32_t) p[0] << 24) |
+ ((uint32_t) p[1] << 16) |
+ ((uint32_t) p[2] << 8) |
+ ((uint32_t) p[3]);
p += 4;
#endif /* MBEDTLS_SSL_SESSION_TICKETS && MBEDTLS_SSL_CLI_C */
@@ -9105,24 +8933,27 @@
* Misc extension-related info
*/
#if defined(MBEDTLS_SSL_MAX_FRAGMENT_LENGTH)
- if( 1 > (size_t)( end - p ) )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (1 > (size_t) (end - p)) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
session->mfl_code = *p++;
#endif
#if defined(MBEDTLS_SSL_ENCRYPT_THEN_MAC)
- if( 1 > (size_t)( end - p ) )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (1 > (size_t) (end - p)) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
session->encrypt_then_mac = *p++;
#endif
/* Done, should have consumed entire buffer */
- if( p != end )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (p != end) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
- return( 0 );
+ return 0;
}
#endif /* MBEDTLS_SSL_PROTO_TLS1_2 */
@@ -9130,44 +8961,43 @@
const mbedtls_ssl_context *ssl,
const mbedtls_ssl_ciphersuite_t *suite_info,
mbedtls_ssl_protocol_version min_tls_version,
- mbedtls_ssl_protocol_version max_tls_version )
+ mbedtls_ssl_protocol_version max_tls_version)
{
(void) ssl;
- if( suite_info == NULL )
- return( -1 );
+ if (suite_info == NULL) {
+ return -1;
+ }
- if( ( suite_info->min_tls_version > max_tls_version ) ||
- ( suite_info->max_tls_version < min_tls_version ) )
- {
- return( -1 );
+ if ((suite_info->min_tls_version > max_tls_version) ||
+ (suite_info->max_tls_version < min_tls_version)) {
+ return -1;
}
#if defined(MBEDTLS_SSL_PROTO_TLS1_2) && defined(MBEDTLS_SSL_CLI_C)
#if defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED)
#if defined(MBEDTLS_USE_PSA_CRYPTO)
- if( suite_info->key_exchange == MBEDTLS_KEY_EXCHANGE_ECJPAKE &&
- ssl->handshake->psa_pake_ctx_is_ok != 1 )
+ if (suite_info->key_exchange == MBEDTLS_KEY_EXCHANGE_ECJPAKE &&
+ ssl->handshake->psa_pake_ctx_is_ok != 1)
#else
- if( suite_info->key_exchange == MBEDTLS_KEY_EXCHANGE_ECJPAKE &&
- mbedtls_ecjpake_check( &ssl->handshake->ecjpake_ctx ) != 0 )
+ if (suite_info->key_exchange == MBEDTLS_KEY_EXCHANGE_ECJPAKE &&
+ mbedtls_ecjpake_check(&ssl->handshake->ecjpake_ctx) != 0)
#endif /* MBEDTLS_USE_PSA_CRYPTO */
{
- return( -1 );
+ return -1;
}
#endif
/* Don't suggest PSK-based ciphersuite if no PSK is available. */
#if defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED)
- if( mbedtls_ssl_ciphersuite_uses_psk( suite_info ) &&
- mbedtls_ssl_conf_has_static_psk( ssl->conf ) == 0 )
- {
- return( -1 );
+ if (mbedtls_ssl_ciphersuite_uses_psk(suite_info) &&
+ mbedtls_ssl_conf_has_static_psk(ssl->conf) == 0) {
+ return -1;
}
#endif /* MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED */
#endif /* MBEDTLS_SSL_PROTO_TLS1_2 */
- return( 0 );
+ return 0;
}
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED)
@@ -9212,8 +9042,8 @@
* `SignatureScheme` field of TLS 1.3
*
*/
-int mbedtls_ssl_write_sig_alg_ext( mbedtls_ssl_context *ssl, unsigned char *buf,
- const unsigned char *end, size_t *out_len )
+int mbedtls_ssl_write_sig_alg_ext(mbedtls_ssl_context *ssl, unsigned char *buf,
+ const unsigned char *end, size_t *out_len)
{
unsigned char *p = buf;
unsigned char *supported_sig_alg; /* Start of supported_signature_algorithms */
@@ -9221,58 +9051,58 @@
*out_len = 0;
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "adding signature_algorithms extension" ) );
+ MBEDTLS_SSL_DEBUG_MSG(3, ("adding signature_algorithms extension"));
/* Check if we have space for header and length field:
* - extension_type (2 bytes)
* - extension_data_length (2 bytes)
* - supported_signature_algorithms_length (2 bytes)
*/
- MBEDTLS_SSL_CHK_BUF_PTR( p, end, 6 );
+ MBEDTLS_SSL_CHK_BUF_PTR(p, end, 6);
p += 6;
/*
* Write supported_signature_algorithms
*/
supported_sig_alg = p;
- const uint16_t *sig_alg = mbedtls_ssl_get_sig_algs( ssl );
- if( sig_alg == NULL )
- return( MBEDTLS_ERR_SSL_BAD_CONFIG );
+ const uint16_t *sig_alg = mbedtls_ssl_get_sig_algs(ssl);
+ if (sig_alg == NULL) {
+ return MBEDTLS_ERR_SSL_BAD_CONFIG;
+ }
- for( ; *sig_alg != MBEDTLS_TLS1_3_SIG_NONE; sig_alg++ )
- {
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "got signature scheme [%x] %s",
- *sig_alg,
- mbedtls_ssl_sig_alg_to_str( *sig_alg ) ) );
- if( ! mbedtls_ssl_sig_alg_is_supported( ssl, *sig_alg ) )
+ for (; *sig_alg != MBEDTLS_TLS1_3_SIG_NONE; sig_alg++) {
+ MBEDTLS_SSL_DEBUG_MSG(3, ("got signature scheme [%x] %s",
+ *sig_alg,
+ mbedtls_ssl_sig_alg_to_str(*sig_alg)));
+ if (!mbedtls_ssl_sig_alg_is_supported(ssl, *sig_alg)) {
continue;
- MBEDTLS_SSL_CHK_BUF_PTR( p, end, 2 );
- MBEDTLS_PUT_UINT16_BE( *sig_alg, p, 0 );
+ }
+ MBEDTLS_SSL_CHK_BUF_PTR(p, end, 2);
+ MBEDTLS_PUT_UINT16_BE(*sig_alg, p, 0);
p += 2;
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "sent signature scheme [%x] %s",
- *sig_alg,
- mbedtls_ssl_sig_alg_to_str( *sig_alg ) ) );
+ MBEDTLS_SSL_DEBUG_MSG(3, ("sent signature scheme [%x] %s",
+ *sig_alg,
+ mbedtls_ssl_sig_alg_to_str(*sig_alg)));
}
/* Length of supported_signature_algorithms */
supported_sig_alg_len = p - supported_sig_alg;
- if( supported_sig_alg_len == 0 )
- {
- MBEDTLS_SSL_DEBUG_MSG( 1, ( "No signature algorithms defined." ) );
- return( MBEDTLS_ERR_SSL_INTERNAL_ERROR );
+ if (supported_sig_alg_len == 0) {
+ MBEDTLS_SSL_DEBUG_MSG(1, ("No signature algorithms defined."));
+ return MBEDTLS_ERR_SSL_INTERNAL_ERROR;
}
- MBEDTLS_PUT_UINT16_BE( MBEDTLS_TLS_EXT_SIG_ALG, buf, 0 );
- MBEDTLS_PUT_UINT16_BE( supported_sig_alg_len + 2, buf, 2 );
- MBEDTLS_PUT_UINT16_BE( supported_sig_alg_len, buf, 4 );
+ MBEDTLS_PUT_UINT16_BE(MBEDTLS_TLS_EXT_SIG_ALG, buf, 0);
+ MBEDTLS_PUT_UINT16_BE(supported_sig_alg_len + 2, buf, 2);
+ MBEDTLS_PUT_UINT16_BE(supported_sig_alg_len, buf, 4);
*out_len = p - buf;
#if defined(MBEDTLS_SSL_PROTO_TLS1_3)
- mbedtls_ssl_tls13_set_hs_sent_ext_mask( ssl, MBEDTLS_TLS_EXT_SIG_ALG );
+ mbedtls_ssl_tls13_set_hs_sent_ext_mask(ssl, MBEDTLS_TLS_EXT_SIG_ALG);
#endif /* MBEDTLS_SSL_PROTO_TLS1_3 */
- return( 0 );
+ return 0;
}
#endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */
@@ -9298,32 +9128,30 @@
* } ServerNameList;
*/
MBEDTLS_CHECK_RETURN_CRITICAL
-int mbedtls_ssl_parse_server_name_ext( mbedtls_ssl_context *ssl,
- const unsigned char *buf,
- const unsigned char *end )
+int mbedtls_ssl_parse_server_name_ext(mbedtls_ssl_context *ssl,
+ const unsigned char *buf,
+ const unsigned char *end)
{
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
const unsigned char *p = buf;
size_t server_name_list_len, hostname_len;
const unsigned char *server_name_list_end;
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "parse ServerName extension" ) );
+ MBEDTLS_SSL_DEBUG_MSG(3, ("parse ServerName extension"));
- MBEDTLS_SSL_CHK_BUF_READ_PTR( p, end, 2 );
- server_name_list_len = MBEDTLS_GET_UINT16_BE( p, 0 );
+ MBEDTLS_SSL_CHK_BUF_READ_PTR(p, end, 2);
+ server_name_list_len = MBEDTLS_GET_UINT16_BE(p, 0);
p += 2;
- MBEDTLS_SSL_CHK_BUF_READ_PTR( p, end, server_name_list_len );
+ MBEDTLS_SSL_CHK_BUF_READ_PTR(p, end, server_name_list_len);
server_name_list_end = p + server_name_list_len;
- while( p < server_name_list_end )
- {
- MBEDTLS_SSL_CHK_BUF_READ_PTR( p, server_name_list_end, 3 );
- hostname_len = MBEDTLS_GET_UINT16_BE( p, 1 );
- MBEDTLS_SSL_CHK_BUF_READ_PTR( p, server_name_list_end,
- hostname_len + 3 );
+ while (p < server_name_list_end) {
+ MBEDTLS_SSL_CHK_BUF_READ_PTR(p, server_name_list_end, 3);
+ hostname_len = MBEDTLS_GET_UINT16_BE(p, 1);
+ MBEDTLS_SSL_CHK_BUF_READ_PTR(p, server_name_list_end,
+ hostname_len + 3);
- if( p[0] == MBEDTLS_TLS_EXT_SERVERNAME_HOSTNAME )
- {
+ if (p[0] == MBEDTLS_TLS_EXT_SERVERNAME_HOSTNAME) {
/* sni_name is intended to be used only during the parsing of the
* ClientHello message (it is reset to NULL before the end of
* the message parsing). Thus it is ok to just point to the
@@ -9331,32 +9159,32 @@
*/
ssl->handshake->sni_name = p + 3;
ssl->handshake->sni_name_len = hostname_len;
- if( ssl->conf->f_sni == NULL )
- return( 0 );
- ret = ssl->conf->f_sni( ssl->conf->p_sni,
- ssl, p + 3, hostname_len );
- if( ret != 0 )
- {
- MBEDTLS_SSL_DEBUG_RET( 1, "ssl_sni_wrapper", ret );
- MBEDTLS_SSL_PEND_FATAL_ALERT( MBEDTLS_SSL_ALERT_MSG_UNRECOGNIZED_NAME,
- MBEDTLS_ERR_SSL_UNRECOGNIZED_NAME );
- return( MBEDTLS_ERR_SSL_UNRECOGNIZED_NAME );
+ if (ssl->conf->f_sni == NULL) {
+ return 0;
}
- return( 0 );
+ ret = ssl->conf->f_sni(ssl->conf->p_sni,
+ ssl, p + 3, hostname_len);
+ if (ret != 0) {
+ MBEDTLS_SSL_DEBUG_RET(1, "ssl_sni_wrapper", ret);
+ MBEDTLS_SSL_PEND_FATAL_ALERT(MBEDTLS_SSL_ALERT_MSG_UNRECOGNIZED_NAME,
+ MBEDTLS_ERR_SSL_UNRECOGNIZED_NAME);
+ return MBEDTLS_ERR_SSL_UNRECOGNIZED_NAME;
+ }
+ return 0;
}
p += hostname_len + 3;
}
- return( 0 );
+ return 0;
}
#endif /* MBEDTLS_SSL_SERVER_NAME_INDICATION */
#if defined(MBEDTLS_SSL_ALPN)
MBEDTLS_CHECK_RETURN_CRITICAL
-int mbedtls_ssl_parse_alpn_ext( mbedtls_ssl_context *ssl,
- const unsigned char *buf,
- const unsigned char *end )
+int mbedtls_ssl_parse_alpn_ext(mbedtls_ssl_context *ssl,
+ const unsigned char *buf,
+ const unsigned char *end)
{
const unsigned char *p = buf;
size_t protocol_name_list_len;
@@ -9365,8 +9193,9 @@
size_t protocol_name_len;
/* If ALPN not configured, just ignore the extension */
- if( ssl->conf->alpn_list == NULL )
- return( 0 );
+ if (ssl->conf->alpn_list == NULL) {
+ return 0;
+ }
/*
* RFC7301, section 3.1
@@ -9382,44 +9211,39 @@
* protocol_name_len 1 bytes
* protocol_name >=1 byte
*/
- MBEDTLS_SSL_CHK_BUF_READ_PTR( p, end, 4 );
+ MBEDTLS_SSL_CHK_BUF_READ_PTR(p, end, 4);
- protocol_name_list_len = MBEDTLS_GET_UINT16_BE( p, 0 );
+ protocol_name_list_len = MBEDTLS_GET_UINT16_BE(p, 0);
p += 2;
- MBEDTLS_SSL_CHK_BUF_READ_PTR( p, end, protocol_name_list_len );
+ MBEDTLS_SSL_CHK_BUF_READ_PTR(p, end, protocol_name_list_len);
protocol_name_list = p;
protocol_name_list_end = p + protocol_name_list_len;
/* Validate peer's list (lengths) */
- while( p < protocol_name_list_end )
- {
+ while (p < protocol_name_list_end) {
protocol_name_len = *p++;
- MBEDTLS_SSL_CHK_BUF_READ_PTR( p, protocol_name_list_end,
- protocol_name_len );
- if( protocol_name_len == 0 )
- {
+ MBEDTLS_SSL_CHK_BUF_READ_PTR(p, protocol_name_list_end,
+ protocol_name_len);
+ if (protocol_name_len == 0) {
MBEDTLS_SSL_PEND_FATAL_ALERT(
MBEDTLS_SSL_ALERT_MSG_ILLEGAL_PARAMETER,
- MBEDTLS_ERR_SSL_ILLEGAL_PARAMETER );
- return( MBEDTLS_ERR_SSL_ILLEGAL_PARAMETER );
+ MBEDTLS_ERR_SSL_ILLEGAL_PARAMETER);
+ return MBEDTLS_ERR_SSL_ILLEGAL_PARAMETER;
}
p += protocol_name_len;
}
/* Use our order of preference */
- for( const char **alpn = ssl->conf->alpn_list; *alpn != NULL; alpn++ )
- {
- size_t const alpn_len = strlen( *alpn );
+ for (const char **alpn = ssl->conf->alpn_list; *alpn != NULL; alpn++) {
+ size_t const alpn_len = strlen(*alpn);
p = protocol_name_list;
- while( p < protocol_name_list_end )
- {
+ while (p < protocol_name_list_end) {
protocol_name_len = *p++;
- if( protocol_name_len == alpn_len &&
- memcmp( p, *alpn, alpn_len ) == 0 )
- {
+ if (protocol_name_len == alpn_len &&
+ memcmp(p, *alpn, alpn_len) == 0) {
ssl->alpn_chosen = *alpn;
- return( 0 );
+ return 0;
}
p += protocol_name_len;
@@ -9428,29 +9252,28 @@
/* If we get here, no match was found */
MBEDTLS_SSL_PEND_FATAL_ALERT(
- MBEDTLS_SSL_ALERT_MSG_NO_APPLICATION_PROTOCOL,
- MBEDTLS_ERR_SSL_NO_APPLICATION_PROTOCOL );
- return( MBEDTLS_ERR_SSL_NO_APPLICATION_PROTOCOL );
+ MBEDTLS_SSL_ALERT_MSG_NO_APPLICATION_PROTOCOL,
+ MBEDTLS_ERR_SSL_NO_APPLICATION_PROTOCOL);
+ return MBEDTLS_ERR_SSL_NO_APPLICATION_PROTOCOL;
}
-int mbedtls_ssl_write_alpn_ext( mbedtls_ssl_context *ssl,
- unsigned char *buf,
- unsigned char *end,
- size_t *out_len )
+int mbedtls_ssl_write_alpn_ext(mbedtls_ssl_context *ssl,
+ unsigned char *buf,
+ unsigned char *end,
+ size_t *out_len)
{
unsigned char *p = buf;
size_t protocol_name_len;
*out_len = 0;
- if( ssl->alpn_chosen == NULL )
- {
- return( 0 );
+ if (ssl->alpn_chosen == NULL) {
+ return 0;
}
- protocol_name_len = strlen( ssl->alpn_chosen );
- MBEDTLS_SSL_CHK_BUF_PTR( p, end, 7 + protocol_name_len );
+ protocol_name_len = strlen(ssl->alpn_chosen);
+ MBEDTLS_SSL_CHK_BUF_PTR(p, end, 7 + protocol_name_len);
- MBEDTLS_SSL_DEBUG_MSG( 3, ( "server side, adding alpn extension" ) );
+ MBEDTLS_SSL_DEBUG_MSG(3, ("server side, adding alpn extension"));
/*
* 0 . 1 ext identifier
* 2 . 3 ext length
@@ -9458,24 +9281,24 @@
* 6 . 6 protocol name length
* 7 . 7+n protocol name
*/
- MBEDTLS_PUT_UINT16_BE( MBEDTLS_TLS_EXT_ALPN, p, 0 );
+ MBEDTLS_PUT_UINT16_BE(MBEDTLS_TLS_EXT_ALPN, p, 0);
*out_len = 7 + protocol_name_len;
- MBEDTLS_PUT_UINT16_BE( protocol_name_len + 3, p, 2 );
- MBEDTLS_PUT_UINT16_BE( protocol_name_len + 1, p, 4 );
+ MBEDTLS_PUT_UINT16_BE(protocol_name_len + 3, p, 2);
+ MBEDTLS_PUT_UINT16_BE(protocol_name_len + 1, p, 4);
/* Note: the length of the chosen protocol has been checked to be less
* than 255 bytes in `mbedtls_ssl_conf_alpn_protocols`.
*/
- p[6] = MBEDTLS_BYTE_0( protocol_name_len );
+ p[6] = MBEDTLS_BYTE_0(protocol_name_len);
- memcpy( p + 7, ssl->alpn_chosen, protocol_name_len );
+ memcpy(p + 7, ssl->alpn_chosen, protocol_name_len);
#if defined(MBEDTLS_SSL_PROTO_TLS1_3)
- mbedtls_ssl_tls13_set_hs_sent_ext_mask( ssl, MBEDTLS_TLS_EXT_ALPN );
+ mbedtls_ssl_tls13_set_hs_sent_ext_mask(ssl, MBEDTLS_TLS_EXT_ALPN);
#endif
- return ( 0 );
+ return 0;
}
#endif /* MBEDTLS_SSL_ALPN */
@@ -9483,46 +9306,43 @@
defined(MBEDTLS_SSL_SESSION_TICKETS) && \
defined(MBEDTLS_SSL_SERVER_NAME_INDICATION) && \
defined(MBEDTLS_SSL_CLI_C)
-int mbedtls_ssl_session_set_hostname( mbedtls_ssl_session *session,
- const char *hostname )
+int mbedtls_ssl_session_set_hostname(mbedtls_ssl_session *session,
+ const char *hostname)
{
/* Initialize to suppress unnecessary compiler warning */
size_t hostname_len = 0;
/* Check if new hostname is valid before
* making any change to current one */
- if( hostname != NULL )
- {
- hostname_len = strlen( hostname );
+ if (hostname != NULL) {
+ hostname_len = strlen(hostname);
- if( hostname_len > MBEDTLS_SSL_MAX_HOST_NAME_LEN )
- return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+ if (hostname_len > MBEDTLS_SSL_MAX_HOST_NAME_LEN) {
+ return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+ }
}
/* Now it's clear that we will overwrite the old hostname,
* so we can free it safely */
- if( session->hostname != NULL )
- {
- mbedtls_platform_zeroize( session->hostname,
- strlen( session->hostname ) );
- mbedtls_free( session->hostname );
+ if (session->hostname != NULL) {
+ mbedtls_platform_zeroize(session->hostname,
+ strlen(session->hostname));
+ mbedtls_free(session->hostname);
}
/* Passing NULL as hostname shall clear the old one */
- if( hostname == NULL )
- {
+ if (hostname == NULL) {
session->hostname = NULL;
- }
- else
- {
- session->hostname = mbedtls_calloc( 1, hostname_len + 1 );
- if( session->hostname == NULL )
- return( MBEDTLS_ERR_SSL_ALLOC_FAILED );
+ } else {
+ session->hostname = mbedtls_calloc(1, hostname_len + 1);
+ if (session->hostname == NULL) {
+ return MBEDTLS_ERR_SSL_ALLOC_FAILED;
+ }
- memcpy( session->hostname, hostname, hostname_len );
+ memcpy(session->hostname, hostname, hostname_len);
}
- return( 0 );
+ return 0;
}
#endif /* MBEDTLS_SSL_PROTO_TLS1_3 &&
MBEDTLS_SSL_SESSION_TICKETS &&