move calc_finished_tls_sha256
Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
diff --git a/library/ssl_tls.c b/library/ssl_tls.c
index 65e43a1..e9a4d1b 100644
--- a/library/ssl_tls.c
+++ b/library/ssl_tls.c
@@ -1009,82 +1009,6 @@
#if defined(MBEDTLS_SSL_PROTO_TLS1_2)
-#if defined(MBEDTLS_SHA256_C)
-static void ssl_calc_finished_tls_sha256(
- mbedtls_ssl_context *ssl, unsigned char *buf, int from )
-{
- int len = 12;
- const char *sender;
- unsigned char padbuf[32];
-#if defined(MBEDTLS_USE_PSA_CRYPTO)
- size_t hash_size;
- psa_hash_operation_t sha256_psa = PSA_HASH_OPERATION_INIT;
- psa_status_t status;
-#else
- mbedtls_sha256_context sha256;
-#endif
-
- mbedtls_ssl_session *session = ssl->session_negotiate;
- if( !session )
- session = ssl->session;
-
- 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" ) );
-
- 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" ) );
- return;
- }
- MBEDTLS_SSL_DEBUG_BUF( 3, "PSA calculated padbuf", padbuf, 32 );
-#else
-
- mbedtls_sha256_init( &sha256 );
-
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "=> calc finished tls sha256" ) );
-
- mbedtls_sha256_clone( &sha256, &ssl->handshake->fin_sha256 );
-
- /*
- * TLSv1.2:
- * hash = PRF( master, finished_label,
- * Hash( handshake ) )[0.11]
- */
-
-#if !defined(MBEDTLS_SHA256_ALT)
- 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 );
-#endif /* MBEDTLS_USE_PSA_CRYPTO */
-
- ssl->handshake->tls_prf( session->master, 48, sender,
- padbuf, 32, buf, len );
-
- MBEDTLS_SSL_DEBUG_BUF( 3, "calc finished result", buf, len );
-
- mbedtls_platform_zeroize( padbuf, sizeof( padbuf ) );
-
- MBEDTLS_SSL_DEBUG_MSG( 2, ( "<= calc finished" ) );
-}
-#endif /* MBEDTLS_SHA256_C */
-
#if defined(MBEDTLS_SHA384_C)
static void ssl_calc_finished_tls_sha384(
@@ -7967,6 +7891,83 @@
}
#endif /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */
+
+#if defined(MBEDTLS_SHA256_C)
+static void ssl_calc_finished_tls_sha256(
+ mbedtls_ssl_context *ssl, unsigned char *buf, int from )
+{
+ int len = 12;
+ const char *sender;
+ unsigned char padbuf[32];
+#if defined(MBEDTLS_USE_PSA_CRYPTO)
+ size_t hash_size;
+ psa_hash_operation_t sha256_psa = PSA_HASH_OPERATION_INIT;
+ psa_status_t status;
+#else
+ mbedtls_sha256_context sha256;
+#endif
+
+ mbedtls_ssl_session *session = ssl->session_negotiate;
+ if( !session )
+ session = ssl->session;
+
+ 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" ) );
+
+ 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" ) );
+ return;
+ }
+ MBEDTLS_SSL_DEBUG_BUF( 3, "PSA calculated padbuf", padbuf, 32 );
+#else
+
+ mbedtls_sha256_init( &sha256 );
+
+ MBEDTLS_SSL_DEBUG_MSG( 2, ( "=> calc finished tls sha256" ) );
+
+ mbedtls_sha256_clone( &sha256, &ssl->handshake->fin_sha256 );
+
+ /*
+ * TLSv1.2:
+ * hash = PRF( master, finished_label,
+ * Hash( handshake ) )[0.11]
+ */
+
+#if !defined(MBEDTLS_SHA256_ALT)
+ 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 );
+#endif /* MBEDTLS_USE_PSA_CRYPTO */
+
+ ssl->handshake->tls_prf( session->master, 48, sender,
+ padbuf, 32, buf, len );
+
+ MBEDTLS_SSL_DEBUG_BUF( 3, "calc finished result", buf, len );
+
+ mbedtls_platform_zeroize( padbuf, sizeof( padbuf ) );
+
+ MBEDTLS_SSL_DEBUG_MSG( 2, ( "<= calc finished" ) );
+}
+#endif /* MBEDTLS_SHA256_C */
+
#endif /* MBEDTLS_SSL_PROTO_TLS1_2 */
#endif /* MBEDTLS_SSL_TLS_C */