Do not return a structure, use a return parameter

Signed-off-by: Johan Pascal <johan.pascal@belledonne-communications.com>
This commit is contained in:
Johan Pascal 2020-10-28 13:53:09 +01:00
parent 0dbcd1d3f0
commit 2258a4f481
4 changed files with 30 additions and 29 deletions

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@ -3257,27 +3257,25 @@ int mbedtls_ssl_dtls_srtp_set_mki_value( mbedtls_ssl_context *ssl,
unsigned char *mki_value,
uint16_t mki_len );
/**
* \brief Get the negotiated DTLS-SRTP informations:
* Protection profile and MKI value.
* \brief Get the negotiated DTLS-SRTP informations:
* Protection profile and MKI value.
*
* \warning This function must be called after the handshake is
* completed. The value returned by this function must
* not be trusted or acted upon before the handshake completes.
* \warning This function must be called after the handshake is
* completed. The value returned by this function must
* not be trusted or acted upon before the handshake completes.
*
* \param ssl The SSL context to query.
*
* \return The negotiated DTLS-SRTP informations:
* - Protection profile in use.
* A direct mapping of the iana defined value for protection
* profile on an uint16_t.
* http://www.iana.org/assignments/srtp-protection/srtp-protection.xhtml
* #MBEDTLS_TLS_SRTP_UNSET if the use of SRTP was not negotiated
* 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.
* \param ssl The SSL context to query.
* \param dtls_srtp_info The negotiated DTLS-SRTP informations:
* - Protection profile in use.
* A direct mapping of the iana defined value for protection
* profile on an uint16_t.
http://www.iana.org/assignments/srtp-protection/srtp-protection.xhtml
* #MBEDTLS_TLS_SRTP_UNSET if the use of SRTP was not negotiated
* or peer's Hello packet was not parsed yet.
* - mki size and value( if size is > 0 ).
*/
mbedtls_dtls_srtp_info mbedtls_ssl_get_dtls_srtp_negotiation_result
( const mbedtls_ssl_context *ssl );
void mbedtls_ssl_get_dtls_srtp_negotiation_result( const mbedtls_ssl_context *ssl,
mbedtls_dtls_srtp_info *dtls_srtp_info );
#endif /* MBEDTLS_SSL_DTLS_SRTP */
/**

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@ -4751,16 +4751,19 @@ int mbedtls_ssl_conf_dtls_srtp_protection_profiles( mbedtls_ssl_config *conf,
return( 0 );
}
mbedtls_dtls_srtp_info
mbedtls_ssl_get_dtls_srtp_negotiation_result( const mbedtls_ssl_context *ssl )
void mbedtls_ssl_get_dtls_srtp_negotiation_result( const mbedtls_ssl_context *ssl, mbedtls_dtls_srtp_info *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 )
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 )
{
ret.mki_len = 0;
dtls_srtp_info->mki_len = 0;
}
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 );
}
return( ret );
}
#endif /* MBEDTLS_SSL_DTLS_SRTP */

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@ -2754,8 +2754,8 @@ int main( int argc, char *argv[] )
else if( opt.use_srtp != 0 )
{
size_t j = 0;
mbedtls_dtls_srtp_info dtls_srtp_negotiation_result =
mbedtls_ssl_get_dtls_srtp_negotiation_result( &ssl );
mbedtls_dtls_srtp_info dtls_srtp_negotiation_result;
mbedtls_ssl_get_dtls_srtp_negotiation_result( &ssl, &dtls_srtp_negotiation_result );
if( ( dtls_srtp_negotiation_result.chosen_dtls_srtp_profile
== MBEDTLS_TLS_SRTP_UNSET ) )

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@ -3865,8 +3865,8 @@ handshake:
else if( opt.use_srtp != 0 )
{
size_t j = 0;
mbedtls_dtls_srtp_info dtls_srtp_negotiation_result =
mbedtls_ssl_get_dtls_srtp_negotiation_result( &ssl );
mbedtls_dtls_srtp_info dtls_srtp_negotiation_result;
mbedtls_ssl_get_dtls_srtp_negotiation_result( &ssl, &dtls_srtp_negotiation_result );
if( ( dtls_srtp_negotiation_result.chosen_dtls_srtp_profile
== MBEDTLS_TLS_SRTP_UNSET ) )