fix Message-Account header to use the ip address if the fromdomain

isn't set (issue #6278)


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.2@8242 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_sip.c

@@ -5113,13 +5113,14 @@ static int transmit_notify_with_mwi(struct sip_pvt *p, int newmsgs, int oldmsgs,
 	char tmp[500];
 	char *t = tmp;
 	size_t maxbytes = sizeof(tmp);
+	char iabuf[INET_ADDRSTRLEN];
 
 	initreqprep(&req, p, SIP_NOTIFY);
 	add_header(&req, "Event", "message-summary");
 	add_header(&req, "Content-Type", default_notifymime);
 
 	ast_build_string(&t, &maxbytes, "Messages-Waiting: %s\r\n", newmsgs ? "yes" : "no");
-	ast_build_string(&t, &maxbytes, "Message-Account: sip:%s@%s\r\n", !ast_strlen_zero(vmexten) ? vmexten : global_vmexten, p->fromdomain);
+	ast_build_string(&t, &maxbytes, "Message-Account: sip:%s@%s\r\n", !ast_strlen_zero(vmexten) ? vmexten : global_vmexten, ast_strlen_zero(p->fromdomain) ? ast_inet_ntoa(iabuf, sizeof(iabuf), p->ourip) : p->fromdomain);
 	ast_build_string(&t, &maxbytes, "Voice-Message: %d/%d (0/0)\r\n", newmsgs, oldmsgs);
 
 	if (t > tmp + sizeof(tmp))