int sdp_to_media_description ( belle_sdp_session_description_t *session_desc, SalMediaDescription *desc ) {
belle_sdp_connection_t* cnx;
belle_sip_list_t* media_desc_it;
belle_sdp_media_description_t* media_desc;
belle_sdp_session_name_t *sname;
const char* value;
desc->n_active_streams = 0;
desc->n_total_streams = 0;
desc->dir = SalStreamSendRecv;
if ( ( cnx=belle_sdp_session_description_get_connection ( session_desc ) ) && belle_sdp_connection_get_address ( cnx ) ) {
strncpy ( desc->addr,belle_sdp_connection_get_address ( cnx ),sizeof ( desc->addr ) -1 );
}
if ( (sname=belle_sdp_session_description_get_session_name(session_desc)) && belle_sdp_session_name_get_value(sname) ){
strncpy(desc->name,belle_sdp_session_name_get_value(sname),sizeof(desc->name) - 1);
}
if ( belle_sdp_session_description_get_bandwidth ( session_desc,"AS" ) >0 ) {
desc->bandwidth=belle_sdp_session_description_get_bandwidth ( session_desc,"AS" );
}
/*in some very rare case, session attribute may set stream dir*/
if ( belle_sdp_session_description_get_attribute ( session_desc,"sendrecv" ) ) {
desc->dir=SalStreamSendRecv;
} else if ( belle_sdp_session_description_get_attribute ( session_desc,"sendonly" ) ) {
desc->dir=SalStreamSendOnly;
} else if ( belle_sdp_session_description_get_attribute ( session_desc,"recvonly" ) ) {
desc->dir=SalStreamRecvOnly;
} else if ( belle_sdp_session_description_get_attribute ( session_desc,"inactive" ) ) {
desc->dir=SalStreamInactive;
}
/* Get ICE remote ufrag and remote pwd, and ice_lite flag */
value=belle_sdp_session_description_get_attribute_value(session_desc,"ice-ufrag");
if (value) strncpy(desc->ice_ufrag, value, sizeof(desc->ice_ufrag) - 1);
value=belle_sdp_session_description_get_attribute_value(session_desc,"ice-pwd");
if (value) strncpy(desc->ice_pwd, value, sizeof(desc->ice_pwd)-1);
value=belle_sdp_session_description_get_attribute_value(session_desc,"ice-lite");
if (value) desc->ice_lite = TRUE;
/* Get session RTCP-XR attributes if any */
sdp_parse_session_rtcp_xr_parameters(session_desc, &desc->rtcp_xr);
for ( media_desc_it=belle_sdp_session_description_get_media_descriptions ( session_desc )
; media_desc_it!=NULL
; media_desc_it=media_desc_it->next ) {
if (desc->n_total_streams==SAL_MEDIA_DESCRIPTION_MAX_STREAMS){
ms_warning("Cannot convert mline at position [%i] from SDP to SalMediaDescription",desc->n_total_streams);
break;
}
media_desc=BELLE_SDP_MEDIA_DESCRIPTION ( media_desc_it->data );
sdp_to_stream_description(desc, media_desc);
}
return 0;
}
static void test_session_description(void) {
const char* l_src = big_sdp;
belle_sdp_origin_t* l_origin;
belle_sdp_session_description_t* lTmp;
belle_sip_list_t* media_descriptions;
belle_sdp_session_description_t* l_session_description = belle_sdp_session_description_parse(l_src);
char* l_raw_session_description = belle_sip_object_to_string(BELLE_SIP_OBJECT(l_session_description));
belle_sip_object_unref(BELLE_SIP_OBJECT(l_session_description));
lTmp = belle_sdp_session_description_parse(l_raw_session_description);
belle_sip_free(l_raw_session_description);
l_session_description = BELLE_SDP_SESSION_DESCRIPTION(belle_sip_object_clone(BELLE_SIP_OBJECT(lTmp)));
belle_sip_object_unref(BELLE_SIP_OBJECT(lTmp));
CU_ASSERT_PTR_NOT_NULL(belle_sdp_session_description_get_version(l_session_description));
CU_ASSERT_EQUAL(belle_sdp_version_get_version(belle_sdp_session_description_get_version(l_session_description)),0);
l_origin = belle_sdp_session_description_get_origin(l_session_description);
CU_ASSERT_PTR_NOT_NULL(l_origin);
CU_ASSERT_STRING_EQUAL(belle_sdp_origin_get_address(l_origin),"2a01:e35:1387:1020:6233:4bff:fe0b:5663")
CU_ASSERT_STRING_EQUAL(belle_sdp_origin_get_address_type(l_origin),"IP6")
CU_ASSERT_STRING_EQUAL(belle_sdp_origin_get_network_type(l_origin),"IN")
CU_ASSERT_EQUAL(belle_sdp_origin_get_session_id(l_origin),1239)
CU_ASSERT_EQUAL(belle_sdp_origin_get_session_version(l_origin),1239)
CU_ASSERT_PTR_NOT_NULL(belle_sdp_session_description_get_session_name(l_session_description));
CU_ASSERT_STRING_EQUAL(belle_sdp_session_name_get_value(belle_sdp_session_description_get_session_name(l_session_description)),"SIP Talk");
CU_ASSERT_PTR_NOT_NULL(belle_sdp_session_description_get_connection(l_session_description));
CU_ASSERT_PTR_NOT_NULL(belle_sdp_session_description_get_time_descriptions(l_session_description));
CU_ASSERT_EQUAL(belle_sdp_time_get_start(belle_sdp_time_description_get_time((belle_sdp_time_description_t*)(belle_sdp_session_description_get_time_descriptions(l_session_description)->data))),0);
CU_ASSERT_EQUAL(belle_sdp_time_get_stop(belle_sdp_time_description_get_time((belle_sdp_time_description_t*)(belle_sdp_session_description_get_time_descriptions(l_session_description)->data))),0);
media_descriptions = belle_sdp_session_description_get_media_descriptions(l_session_description);
CU_ASSERT_PTR_NOT_NULL(media_descriptions);
CU_ASSERT_STRING_EQUAL (belle_sdp_media_get_media_type(belle_sdp_media_description_get_media((belle_sdp_media_description_t*)(media_descriptions->data))),"audio");
media_descriptions=media_descriptions->next;
CU_ASSERT_PTR_NOT_NULL(media_descriptions);
test_media_description_base((belle_sdp_media_description_t*)(media_descriptions->data));
belle_sip_object_unref(l_session_description);
return;
}
static void test_simple_session_description(void) {
const char* l_src = "v=0\r\n"\
"o=jehan-mac 1239 1239 IN IP4 192.168.0.18\r\n"\
"s=Talk\r\n"\
"c=IN IP4 192.168.0.18\r\n"\
"t=0 0\r\n"\
"m=audio 7078 RTP/AVP 111 110 3 0 8 101\r\n"\
"a=rtpmap:111 speex/16000\r\n"\
"a=fmtp:111 vbr=on\r\n"\
"a=rtpmap:110 speex/8000\r\n"\
"a=fmtp:110 vbr=on\r\n"\
"a=rtpmap:101 telephone-event/8000\r\n"\
"a=fmtp:101 0-11\r\n"\
"m=video 8078 RTP/AVP 99 97 98\r\n"\
"c=IN IP4 192.168.0.18\r\n"\
"b=AS:380\r\n"\
"a=rtpmap:99 MP4V-ES/90000\r\n"\
"a=fmtp:99 profile-level-id=3\r\n"\
"a=rtpmap:97 theora/90000\r\n"\
"a=rtpmap:98 H263-1998/90000\r\n"\
"a=fmtp:98 CIF=1;QCIF=1\r\n";
belle_sdp_origin_t* l_origin;
belle_sip_list_t* media_descriptions;
belle_sdp_session_description_t* lTmp;
belle_sdp_session_description_t* l_session_description = belle_sdp_session_description_parse(l_src);
char* l_raw_session_description = belle_sip_object_to_string(BELLE_SIP_OBJECT(l_session_description));
belle_sip_object_unref(BELLE_SIP_OBJECT(l_session_description));
lTmp = belle_sdp_session_description_parse(l_raw_session_description);
belle_sip_free(l_raw_session_description);
l_session_description = BELLE_SDP_SESSION_DESCRIPTION(belle_sip_object_clone(BELLE_SIP_OBJECT(lTmp)));
belle_sip_object_unref(BELLE_SIP_OBJECT(lTmp));
CU_ASSERT_PTR_NOT_NULL(belle_sdp_session_description_get_version(l_session_description));
CU_ASSERT_EQUAL(belle_sdp_version_get_version(belle_sdp_session_description_get_version(l_session_description)),0);
l_origin = belle_sdp_session_description_get_origin(l_session_description);
CU_ASSERT_PTR_NOT_NULL(l_origin);
CU_ASSERT_STRING_EQUAL(belle_sdp_origin_get_address(l_origin),"192.168.0.18")
CU_ASSERT_STRING_EQUAL(belle_sdp_origin_get_address_type(l_origin),"IP4")
CU_ASSERT_STRING_EQUAL(belle_sdp_origin_get_network_type(l_origin),"IN")
CU_ASSERT_EQUAL(belle_sdp_origin_get_session_id(l_origin),1239)
CU_ASSERT_EQUAL(belle_sdp_origin_get_session_version(l_origin),1239)
CU_ASSERT_PTR_NOT_NULL(belle_sdp_session_description_get_session_name(l_session_description));
CU_ASSERT_STRING_EQUAL(belle_sdp_session_name_get_value(belle_sdp_session_description_get_session_name(l_session_description)),"Talk");
CU_ASSERT_PTR_NOT_NULL(belle_sdp_session_description_get_connection(l_session_description));
CU_ASSERT_PTR_NOT_NULL(belle_sdp_session_description_get_time_descriptions(l_session_description));
CU_ASSERT_EQUAL(belle_sdp_time_get_start(belle_sdp_time_description_get_time((belle_sdp_time_description_t*)(belle_sdp_session_description_get_time_descriptions(l_session_description)->data))),0);
CU_ASSERT_EQUAL(belle_sdp_time_get_stop(belle_sdp_time_description_get_time((belle_sdp_time_description_t*)(belle_sdp_session_description_get_time_descriptions(l_session_description)->data))),0);
media_descriptions = belle_sdp_session_description_get_media_descriptions(l_session_description);
CU_ASSERT_PTR_NOT_NULL(media_descriptions);
CU_ASSERT_STRING_EQUAL (belle_sdp_media_get_media_type(belle_sdp_media_description_get_media((belle_sdp_media_description_t*)(media_descriptions->data))),"audio");
media_descriptions=media_descriptions->next;
CU_ASSERT_PTR_NOT_NULL(media_descriptions);
test_media_description_base((belle_sdp_media_description_t*)(media_descriptions->data));
belle_sip_object_unref(l_session_description);
return;
}
int sdp_to_media_description ( belle_sdp_session_description_t *session_desc, SalMediaDescription *desc ) {
belle_sdp_connection_t* cnx;
belle_sip_list_t* media_desc_it;
belle_sdp_media_description_t* media_desc;
belle_sdp_session_name_t *sname;
const char* value;
SalDtlsRole session_role=SalDtlsRoleInvalid;
int i;
desc->nb_streams = 0;
desc->dir = SalStreamSendRecv;
if ( ( cnx=belle_sdp_session_description_get_connection ( session_desc ) ) && belle_sdp_connection_get_address ( cnx ) ) {
strncpy ( desc->addr,belle_sdp_connection_get_address ( cnx ),sizeof ( desc->addr ) -1 );
}
if ( (sname=belle_sdp_session_description_get_session_name(session_desc)) && belle_sdp_session_name_get_value(sname) ){
strncpy(desc->name,belle_sdp_session_name_get_value(sname),sizeof(desc->name) - 1);
}
if ( belle_sdp_session_description_get_bandwidth ( session_desc,"AS" ) >0 ) {
desc->bandwidth=belle_sdp_session_description_get_bandwidth ( session_desc,"AS" );
}
/*in some very rare case, session attribute may set stream dir*/
if ( belle_sdp_session_description_get_attribute ( session_desc,"sendrecv" ) ) {
desc->dir=SalStreamSendRecv;
} else if ( belle_sdp_session_description_get_attribute ( session_desc,"sendonly" ) ) {
desc->dir=SalStreamSendOnly;
} else if ( belle_sdp_session_description_get_attribute ( session_desc,"recvonly" ) ) {
desc->dir=SalStreamRecvOnly;
} else if ( belle_sdp_session_description_get_attribute ( session_desc,"inactive" ) ) {
desc->dir=SalStreamInactive;
}
/*DTLS attributes can be defined at session level.*/
value=belle_sdp_session_description_get_attribute_value(session_desc,"setup");
if (value){
if (strncmp(value, "actpass", 7) == 0) {
session_role = SalDtlsRoleUnset;
} else if (strncmp(value, "active", 6) == 0) {
session_role = SalDtlsRoleIsClient;
} else if (strncmp(value, "passive", 7) == 0) {
session_role = SalDtlsRoleIsServer;
}
}
value=belle_sdp_session_description_get_attribute_value(session_desc,"fingerprint");
/*copy dtls attributes to every streams, might be overwritten stream by stream*/
for (i=0;i<SAL_MEDIA_DESCRIPTION_MAX_STREAMS;i++) {
if (value)
strncpy(desc->streams[i].dtls_fingerprint, value, sizeof(desc->streams[i].dtls_fingerprint));
desc->streams[i].dtls_role=session_role; /*set or reset value*/
}
/* Get ICE remote ufrag and remote pwd, and ice_lite flag */
value=belle_sdp_session_description_get_attribute_value(session_desc,"ice-ufrag");
if (value) strncpy(desc->ice_ufrag, value, sizeof(desc->ice_ufrag) - 1);
value=belle_sdp_session_description_get_attribute_value(session_desc,"ice-pwd");
if (value) strncpy(desc->ice_pwd, value, sizeof(desc->ice_pwd)-1);
value=belle_sdp_session_description_get_attribute_value(session_desc,"ice-lite");
if (value) desc->ice_lite = TRUE;
/* Get session RTCP-XR attributes if any */
sdp_parse_session_rtcp_xr_parameters(session_desc, &desc->rtcp_xr);
for ( media_desc_it=belle_sdp_session_description_get_media_descriptions ( session_desc )
; media_desc_it!=NULL
; media_desc_it=media_desc_it->next ) {
if (desc->nb_streams==SAL_MEDIA_DESCRIPTION_MAX_STREAMS){
ms_warning("Cannot convert mline at position [%i] from SDP to SalMediaDescription",desc->nb_streams);
break;
}
media_desc=BELLE_SDP_MEDIA_DESCRIPTION ( media_desc_it->data );
sdp_to_stream_description(desc, media_desc);
}
return 0;
}
