Add function to get ICE nominated valid remote candidate.

include/mediastreamer2/ice.h

@@ -417,6 +417,18 @@ MS2_PUBLIC bool_t ice_check_list_default_local_candidate(const IceCheckList *cl,
  */
 MS2_PUBLIC bool_t ice_check_list_nominated_valid_local_candidate(const IceCheckList *cl, const char **rtp_addr, int *rtp_port, const char **rtcp_addr, int *rtcp_port);
 
+/**
+ * Get the nominated valid remote candidate for an ICE check list.
+ *
+ * @param cl A pointer to a check list
+ * @param rtp_addr A pointer to store the RTP address
+ * @param rtp_port A pointer to store the RTP port
+ * @param rtcp_addr A pointer to store the RTCP address
+ * @param rtcp_port A pointer to store the RTCP port
+ * @return TRUE if the information have been successfully retrieved, FALSE otherwise
+ */
+MS2_PUBLIC bool_t ice_check_list_nominated_valid_remote_candidate(const IceCheckList *cl, const char **rtp_addr, int *rtp_port, const char **rtcp_addr, int *rtcp_port);
+
 /**
  * Get the candidate type as a string.
  *

src/ice.c

@@ -429,6 +429,32 @@ bool_t ice_check_list_nominated_valid_local_candidate(const IceCheckList *cl, co
 	return TRUE;
 }
 
+bool_t ice_check_list_nominated_valid_remote_candidate(const IceCheckList *cl, const char **rtp_addr, int *rtp_port, const char **rtcp_addr, int *rtcp_port)
+{
+	IceCandidate *candidate = NULL;
+	IceValidCandidatePair *valid_pair = NULL;
+	uint16_t componentID;
+	MSList *rtp_elem;
+	MSList *rtcp_elem;
+
+	componentID = 1;
+	rtp_elem = ms_list_find_custom(cl->valid_list, (MSCompareFunc)ice_find_nominated_valid_pair_from_componentID, &componentID);
+	if (rtp_elem == NULL) return FALSE;
+	componentID = 2;
+	rtcp_elem = ms_list_find_custom(cl->valid_list, (MSCompareFunc)ice_find_nominated_valid_pair_from_componentID, &componentID);
+
+	valid_pair = (IceValidCandidatePair *)rtp_elem->data;
+	candidate = valid_pair->valid->remote;
+	if (rtp_addr != NULL) *rtp_addr = candidate->taddr.ip;
+	if (rtp_port != NULL) *rtp_port = candidate->taddr.port;
+	if (rtcp_elem == NULL) return FALSE;
+	valid_pair = (IceValidCandidatePair *)rtcp_elem->data;
+	candidate = valid_pair->valid->remote;
+	if (rtcp_addr != NULL) *rtcp_addr = candidate->taddr.ip;
+	if (rtcp_port != NULL) *rtcp_port = candidate->taddr.port;
+	return TRUE;
+}
+
 static void ice_check_list_queue_triggered_check(IceCheckList *cl, IceCandidatePair *pair)
 {
 	MSList *elem = ms_list_find(cl->triggered_checks_queue, pair);