tls13: add dummy state machine handler
Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
diff --git a/library/ssl_tls13_client.c b/library/ssl_tls13_client.c
index 13e932c..4ccb5b3 100644
--- a/library/ssl_tls13_client.c
+++ b/library/ssl_tls13_client.c
@@ -701,6 +701,7 @@
/*
* Write ClientHello handshake message.
+ * Handler for MBEDTLS_SSL_CLIENT_HELLO
*/
static int ssl_tls13_write_client_hello( mbedtls_ssl_context *ssl )
{
@@ -736,6 +737,116 @@
return ret;
}
+/*
+ * Handler for MBEDTLS_SSL_SERVER_HELLO
+ */
+static int ssl_tls1_3_read_server_hello( mbedtls_ssl_context *ssl )
+{
+ MBEDTLS_SSL_DEBUG_MSG( 1, ( "%s hasn't been implemented", __func__ ) );
+ mbedtls_ssl_handshake_set_state( ssl, MBEDTLS_SSL_ENCRYPTED_EXTENSIONS );
+ return( 0 );
+}
+
+/*
+ * Handler for MBEDTLS_SSL_ENCRYPTED_EXTENSIONS
+ */
+static int ssl_tls1_3_read_encrypted_extensions( mbedtls_ssl_context *ssl )
+{
+ MBEDTLS_SSL_DEBUG_MSG( 1, ( "%s hasn't been implemented", __func__ ) );
+ mbedtls_ssl_handshake_set_state( ssl, MBEDTLS_SSL_CERTIFICATE_REQUEST );
+ return( 0 );
+}
+
+/*
+ * Handler for MBEDTLS_SSL_CERTIFICATE_REQUEST
+ */
+static int ssl_tls1_3_read_certificate_request( mbedtls_ssl_context *ssl )
+{
+ MBEDTLS_SSL_DEBUG_MSG( 1, ( "%s hasn't been implemented", __func__ ) );
+ mbedtls_ssl_handshake_set_state( ssl, MBEDTLS_SSL_SERVER_CERTIFICATE );
+ return( 0 );
+}
+
+/*
+ * Handler for MBEDTLS_SSL_SERVER_CERTIFICATE
+ */
+static int ssl_tls1_3_read_server_certificate( mbedtls_ssl_context *ssl )
+{
+ MBEDTLS_SSL_DEBUG_MSG( 1, ( "%s hasn't been implemented", __func__ ) );
+ mbedtls_ssl_handshake_set_state( ssl, MBEDTLS_SSL_CERTIFICATE_VERIFY );
+ return( 0 );
+}
+
+/*
+ * Handler for MBEDTLS_SSL_CERTIFICATE_VERIFY
+ */
+static int ssl_tls1_3_read_certificate_verify( mbedtls_ssl_context *ssl )
+{
+ MBEDTLS_SSL_DEBUG_MSG( 1, ( "%s hasn't been implemented", __func__ ) );
+ mbedtls_ssl_handshake_set_state( ssl, MBEDTLS_SSL_SERVER_FINISHED );
+ return( 0 );
+}
+
+/*
+ * Handler for MBEDTLS_SSL_SERVER_FINISHED
+ */
+static int ssl_tls1_3_read_server_finished( mbedtls_ssl_context *ssl )
+{
+ mbedtls_ssl_handshake_set_state( ssl, MBEDTLS_SSL_CLIENT_CERTIFICATE );
+ MBEDTLS_SSL_DEBUG_MSG( 1, ( "%s hasn't been implemented", __func__ ) );
+ return( 0 );
+}
+
+/*
+ * Handler for MBEDTLS_SSL_CLIENT_CERTIFICATE
+ */
+static int ssl_tls1_3_write_client_certificate( mbedtls_ssl_context *ssl )
+{
+ mbedtls_ssl_handshake_set_state( ssl, MBEDTLS_SSL_CLIENT_CERTIFICATE_VERIFY );
+ MBEDTLS_SSL_DEBUG_MSG( 1, ( "%s hasn't been implemented", __func__ ) );
+ return( 0 );
+}
+
+/*
+ * Handler for MBEDTLS_SSL_CLIENT_CERTIFICATE_VERIFY
+ */
+static int ssl_tls1_3_write_client_certificate_verify( mbedtls_ssl_context *ssl )
+{
+ mbedtls_ssl_handshake_set_state( ssl, MBEDTLS_SSL_CLIENT_FINISHED );
+ MBEDTLS_SSL_DEBUG_MSG( 1, ( "%s hasn't been implemented", __func__ ) );
+ return( 0 );
+}
+
+/*
+ * Handler for MBEDTLS_SSL_CLIENT_FINISHED
+ */
+static int ssl_tls1_3_write_client_finished( mbedtls_ssl_context *ssl )
+{
+ mbedtls_ssl_handshake_set_state( ssl, MBEDTLS_SSL_FLUSH_BUFFERS );
+ MBEDTLS_SSL_DEBUG_MSG( 1, ( "%s hasn't been implemented", __func__ ) );
+ return( 0 );
+}
+
+/*
+ * Handler for MBEDTLS_SSL_FLUSH_BUFFERS
+ */
+static int ssl_tls1_3_flush_buffers( mbedtls_ssl_context *ssl )
+{
+ mbedtls_ssl_handshake_set_state( ssl, MBEDTLS_SSL_HANDSHAKE_WRAPUP );
+ MBEDTLS_SSL_DEBUG_MSG( 1, ( "%s hasn't been implemented", __func__ ) );
+ return( 0 );
+}
+
+/*
+ * Handler for MBEDTLS_SSL_HANDSHAKE_WRAPUP
+ */
+static int ssl_tls1_3_handshake_wrapup( mbedtls_ssl_context *ssl )
+{
+ ((void) ssl);
+ MBEDTLS_SSL_DEBUG_MSG( 1, ( "%s hasn't been implemented", __func__ ) );
+ return( MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE );
+}
+
int mbedtls_ssl_tls13_handshake_client_step( mbedtls_ssl_context *ssl )
{
int ret = 0;
@@ -754,9 +865,47 @@
break;
case MBEDTLS_SSL_SERVER_HELLO:
- // Stop here : we haven't finished whole flow
- ret = MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE;
- mbedtls_ssl_handshake_set_state( ssl, MBEDTLS_SSL_ENCRYPTED_EXTENSIONS );
+ ret = ssl_tls1_3_read_server_hello( ssl );
+ break;
+
+ case MBEDTLS_SSL_ENCRYPTED_EXTENSIONS:
+ ret = ssl_tls1_3_read_encrypted_extensions( ssl );
+ break;
+
+ case MBEDTLS_SSL_CERTIFICATE_REQUEST:
+ ret = ssl_tls1_3_read_certificate_request( ssl );
+ break;
+
+ case MBEDTLS_SSL_SERVER_CERTIFICATE:
+ ret = ssl_tls1_3_read_server_certificate( ssl );
+ break;
+
+ case MBEDTLS_SSL_CERTIFICATE_VERIFY:
+ ret = ssl_tls1_3_read_certificate_verify( ssl );
+ break;
+
+ case MBEDTLS_SSL_SERVER_FINISHED:
+ ret = ssl_tls1_3_read_server_finished( ssl );
+ break;
+
+ case MBEDTLS_SSL_CLIENT_CERTIFICATE:
+ ret = ssl_tls1_3_write_client_certificate( ssl );
+ break;
+
+ case MBEDTLS_SSL_CLIENT_CERTIFICATE_VERIFY:
+ ret = ssl_tls1_3_write_client_certificate_verify( ssl );
+ break;
+
+ case MBEDTLS_SSL_CLIENT_FINISHED:
+ ret = ssl_tls1_3_write_client_finished( ssl );
+ break;
+
+ case MBEDTLS_SSL_FLUSH_BUFFERS:
+ ret = ssl_tls1_3_flush_buffers( ssl );
+ break;
+
+ case MBEDTLS_SSL_HANDSHAKE_WRAPUP:
+ ret = ssl_tls1_3_handshake_wrapup( ssl );
break;
default: