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Make API safer

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Signed-off-by: Johan Pascal <johan.pascal@belledonne-communications.com>
This commit is contained in:
Johan Pascal 2020-10-28 11:03:07 +01:00
parent 275874bc47
commit 0dbcd1d3f0
4 changed files with 19 additions and 16 deletions
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5
include/mbedtls/ssl.h
View file

@ -3275,11 +3275,8 @@ int mbedtls_ssl_dtls_srtp_set_mki_value( mbedtls_ssl_context *ssl,
* or peer's Hello packet was not parsed yet.
* - mki size and value (if size is > 0). These informations are valid only
* if the protection profile returned is not MBEDTLS_TLS_SRTP_UNSET.
* Ownership of the returned structure is kept by the ssl context,
* the caller must duplicate any information that must live longer than
* the context (typically MKI size and value if any)
*/
const mbedtls_dtls_srtp_info *mbedtls_ssl_get_dtls_srtp_negotiation_result
mbedtls_dtls_srtp_info mbedtls_ssl_get_dtls_srtp_negotiation_result
( const mbedtls_ssl_context *ssl );
#endif /* MBEDTLS_SSL_DTLS_SRTP */

10
library/ssl_tls.c
View file

@ -4751,10 +4751,16 @@ int mbedtls_ssl_conf_dtls_srtp_protection_profiles( mbedtls_ssl_config *conf,
return( 0 );
}
const mbedtls_dtls_srtp_info *
mbedtls_dtls_srtp_info
mbedtls_ssl_get_dtls_srtp_negotiation_result( const mbedtls_ssl_context *ssl )
{
return( &( ssl->dtls_srtp_info ) );
mbedtls_dtls_srtp_info ret = ssl->dtls_srtp_info;
/* discard the mki if there is no chosen profile */
if ( ret.chosen_dtls_srtp_profile == MBEDTLS_TLS_SRTP_UNSET )
{
ret.mki_len = 0;
}
return( ret );
}
#endif /* MBEDTLS_SSL_DTLS_SRTP */

10
programs/ssl/ssl_client2.c
View file

@ -2754,10 +2754,10 @@ int main( int argc, char *argv[] )
else if( opt.use_srtp != 0 )
{
size_t j = 0;
const mbedtls_dtls_srtp_info *dtls_srtp_negotiation_result =
mbedtls_dtls_srtp_info dtls_srtp_negotiation_result =
mbedtls_ssl_get_dtls_srtp_negotiation_result( &ssl );
if( ( dtls_srtp_negotiation_result->chosen_dtls_srtp_profile
if( ( dtls_srtp_negotiation_result.chosen_dtls_srtp_profile
== MBEDTLS_TLS_SRTP_UNSET ) )
{
mbedtls_printf( " Unable to negotiate "
@ -2800,12 +2800,12 @@ int main( int argc, char *argv[] )
}
mbedtls_printf( "\n" );
if ( dtls_srtp_negotiation_result->mki_len > 0 )
if ( dtls_srtp_negotiation_result.mki_len > 0 )
{
mbedtls_printf( " DTLS-SRTP mki value: " );
for( j = 0; j < dtls_srtp_negotiation_result->mki_len; j++ )
for( j = 0; j < dtls_srtp_negotiation_result.mki_len; j++ )
{
mbedtls_printf( "%02X", dtls_srtp_negotiation_result->mki_value[j] );
mbedtls_printf( "%02X", dtls_srtp_negotiation_result.mki_value[j] );
}
}
else

10
programs/ssl/ssl_server2.c
View file

@ -3865,10 +3865,10 @@ handshake:
else if( opt.use_srtp != 0 )
{
size_t j = 0;
const mbedtls_dtls_srtp_info *dtls_srtp_negotiation_result =
mbedtls_dtls_srtp_info dtls_srtp_negotiation_result =
mbedtls_ssl_get_dtls_srtp_negotiation_result( &ssl );
if( ( dtls_srtp_negotiation_result->chosen_dtls_srtp_profile
if( ( dtls_srtp_negotiation_result.chosen_dtls_srtp_profile
== MBEDTLS_TLS_SRTP_UNSET ) )
{
mbedtls_printf( " Unable to negotiate "
@ -3911,12 +3911,12 @@ handshake:
}
mbedtls_printf( "\n" );
if ( dtls_srtp_negotiation_result->mki_len > 0 )
if ( dtls_srtp_negotiation_result.mki_len > 0 )
{
mbedtls_printf( " DTLS-SRTP mki value: " );
for( j = 0; j < dtls_srtp_negotiation_result->mki_len; j++ )
for( j = 0; j < dtls_srtp_negotiation_result.mki_len; j++ )
{
mbedtls_printf( "%02X", dtls_srtp_negotiation_result->mki_value[j] );
mbedtls_printf( "%02X", dtls_srtp_negotiation_result.mki_value[j] );
}
}
else