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Add dummy tls1.3 handshake dispatch functions

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Base on version config, `handshack_{clinet,server}_step`
will call different step function. TLS1.3 features will
be gradully added base on it.

And a new test cases is added to make sure it reports
`feature is not available`.

Change-Id: I4f0e36cb610f5aa59f97910fb8204bfbf2825949
Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
This commit is contained in:
Jerry Yu 2021-08-06 17:11:51 +08:00
parent 3cc4c2a506
commit b9930e7d70
5 changed files with 46 additions and 5 deletions
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4
library/ssl_misc.h
View file

@ -881,6 +881,10 @@ void mbedtls_ssl_handshake_free( mbedtls_ssl_context *ssl );
int mbedtls_ssl_handshake_client_step( mbedtls_ssl_context *ssl );
int mbedtls_ssl_handshake_server_step( mbedtls_ssl_context *ssl );
void mbedtls_ssl_handshake_wrapup( mbedtls_ssl_context *ssl );
#if defined(MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL)
int mbedtls_ssl_handshake_client_step_tls1_3( mbedtls_ssl_context *ssl );
int mbedtls_ssl_handshake_server_step_tls1_3( mbedtls_ssl_context *ssl );
#endif
int mbedtls_ssl_send_fatal_handshake_failure( mbedtls_ssl_context *ssl );

20
library/ssl_tls.c
View file

@ -5135,11 +5135,31 @@ int mbedtls_ssl_handshake_step( mbedtls_ssl_context *ssl )
#if defined(MBEDTLS_SSL_CLI_C)
if( ssl->conf->endpoint == MBEDTLS_SSL_IS_CLIENT )
{
#if defined(MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL)
if( mbedtls_ssl_conf_is_tls13_only( ssl->conf ) )
ret = mbedtls_ssl_handshake_client_step_tls1_3( ssl );
#endif /* MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL */
#if defined(MBEDTLS_SSL_PROTO_TLS1_2)
if( mbedtls_ssl_conf_is_tls12_only( ssl->conf ) )
ret = mbedtls_ssl_handshake_client_step( ssl );
#endif /* MBEDTLS_SSL_PROTO_TLS1_2 */
}
#endif
#if defined(MBEDTLS_SSL_SRV_C)
if( ssl->conf->endpoint == MBEDTLS_SSL_IS_SERVER )
{
#if defined(MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL)
if( mbedtls_ssl_conf_is_tls13_only( ssl->conf ) )
ret = mbedtls_ssl_handshake_server_step_tls1_3( ssl );
#endif /* MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL */
#if defined(MBEDTLS_SSL_PROTO_TLS1_2)
if( mbedtls_ssl_conf_is_tls12_only( ssl->conf ) )
ret = mbedtls_ssl_handshake_server_step( ssl );
#endif /* MBEDTLS_SSL_PROTO_TLS1_2 */
}
#endif
return( ret );

6
library/ssl_tls13_client.c
View file

@ -27,7 +27,11 @@
#include "ssl_misc.h"
int mbedtls_ssl_handshake_client_step_tls1_3( mbedtls_ssl_context *ssl )
{
((void) ssl);
return( MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE );
}
#endif /* MBEDTLS_SSL_CLI_C */

8
library/ssl_tls13_server.c
View file

@ -1,5 +1,5 @@
/*
* TLSv1.3 server-side functions
* TLS 1.3 server-side functions
*
* Copyright The Mbed TLS Contributors
* SPDX-License-Identifier: Apache-2.0
@ -21,11 +21,15 @@
#if defined(MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL)
#if defined(MBEDTLS_SSL_SRV_C)
#include "ssl_misc.h"
int mbedtls_ssl_handshake_server_step_tls1_3( mbedtls_ssl_context *ssl )
{
((void) ssl);
return( MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE );
}
#endif /* MBEDTLS_SSL_SRV_C */

9
tests/ssl-opt.sh
View file

@ -8501,6 +8501,15 @@ run_test "TLS1.3: Not supported version check: tls1_2 and tls1_3" \
-s "Hybrid TLS 1.2 + TLS 1.3 configurations are not yet supported" \
-c "Hybrid TLS 1.2 + TLS 1.3 configurations are not yet supported"
requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_2
requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL
run_test "TLS1.3: handshake dispatch test: tls1_3 only" \
"$P_SRV min_version=tls1_3 max_version=tls1_3" \
"$P_CLI min_version=tls1_3 max_version=tls1_3" \
1 \
-s "SSL - The requested feature is not available" \
-c "SSL - The requested feature is not available"
# Test heap memory usage after handshake
requires_config_enabled MBEDTLS_MEMORY_DEBUG
requires_config_enabled MBEDTLS_MEMORY_BUFFER_ALLOC_C