[Asterisk-code-review] res pjsip sdp rtp: Fix address family of explicit media addr... (asterisk[13])

[Joshua Colp]

Joshua Colp has uploaded a new change for review. ( https://gerrit.asterisk.org/4180 )

Change subject: res_pjsip_sdp_rtp: Fix address family of explicit media_address.
......................................................................

res_pjsip_sdp_rtp: Fix address family of explicit media_address.

When an explicit media_address is provided the address family
in the SDP needs to be set to reflect it.

ASTERISK-26309

Change-Id: Ib9350cc91c120eb2f96f0623d3907d12af67eb79
---
M res/res_pjsip_sdp_rtp.c
1 file changed, 12 insertions(+), 1 deletion(-)


  git pull ssh://gerrit.asterisk.org:29418/asterisk refs/changes/80/4180/1

diff --git a/res/res_pjsip_sdp_rtp.c b/res/res_pjsip_sdp_rtp.c
index aaedde4..cf7a8e8 100644
--- a/res/res_pjsip_sdp_rtp.c
+++ b/res/res_pjsip_sdp_rtp.c
@@ -1030,6 +1030,7 @@
 	pj_pool_t *pool = session->inv_session->pool_prov;
 	static const pj_str_t STR_IN = { "IN", 2 };
 	static const pj_str_t STR_IP4 = { "IP4", 3};
+	static const pj_str_t STR_IP6 = { "IP6", 3};
 	static const pj_str_t STR_SENDRECV = { "sendrecv", 8 };
 	pjmedia_sdp_media *media;
 	const char *hostip = NULL;
@@ -1093,9 +1094,19 @@
 	}
 
 	media->conn->net_type = STR_IN;
-	/* Connection information will be updated by the multihomed module */
+	/* Assume that the connection will use IPv4 until proven otherwise */
 	media->conn->addr_type = STR_IP4;
 	pj_strdup2(pool, &media->conn->addr, hostip);
+
+	if (!ast_strlen_zero(session->endpoint->media.address)) {
+		pj_sockaddr ip;
+
+		if ((pj_sockaddr_parse(pj_AF_UNSPEC(), 0, &media->conn->addr, &ip) == PJ_SUCCESS) &&
+			(ip.addr.sa_family == pj_AF_INET6())) {
+			media->conn->addr_type = STR_IP6;
+		}
+	}
+
 	ast_rtp_instance_get_local_address(session_media->rtp, &addr);
 	media->desc.port = direct_media_enabled ? ast_sockaddr_port(&session_media->direct_media_addr) : (pj_uint16_t) ast_sockaddr_port(&addr);
 	media->desc.port_count = 1;

-- 
To view, visit https://gerrit.asterisk.org/4180
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Gerrit-MessageType: newchange
Gerrit-Change-Id: Ib9350cc91c120eb2f96f0623d3907d12af67eb79
Gerrit-PatchSet: 1
Gerrit-Project: asterisk
Gerrit-Branch: 13
Gerrit-Owner: Joshua Colp <jcolp at digium.com>