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Improve DTLS SRTP API with a dedicated function to get generated keys

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Signed-off-by: Johan Pascal <johan.pascal@belledonne-communications.com>
This commit is contained in:
Johan Pascal
2016-02-08 22:35:41 +01:00
parent bbc057af73
commit 2d9470be76
2 changed files with 28 additions and 1 deletions
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13
library/ssl_tls.c
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@@ -4755,6 +4755,19 @@ enum mbedtls_DTLS_SRTP_protection_profiles mbedtls_ssl_get_dtls_srtp_protection_
return( ssl->chosen_dtls_srtp_profile);
}
int mbedtls_ssl_get_dtls_srtp_key_material( const mbedtls_ssl_context *ssl, unsigned char *key, const size_t key_buffer_len, size_t *key_len ) {
*key_len = 0;
/* check output buffer size */
if ( key_buffer_len < ssl->dtls_srtp_keys_len) {
return MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL;
}
memcpy( key, ssl->dtls_srtp_keys, ssl->dtls_srtp_keys_len);
*key_len = ssl->dtls_srtp_keys_len;
return 0;
}
#endif /* MBEDTLS_SSL_DTLS_SRTP */
void mbedtls_ssl_conf_max_version( mbedtls_ssl_config *conf, int major, int minor )