1 files changed, 32 insertions, 4 deletions

diff --git a/acl.c b/acl.c
index 6c460969f..6e4ffc44a 100755
--- a/acl.c
+++ b/acl.c
@@ -242,20 +242,19 @@ int ast_ouraddrfor(struct in_addr *them, struct in_addr *us)
 
 	memset(&m_rtmsg, 0, sizeof(m_rtmsg));
 	m_rtmsg.m_rtm.rtm_type = RTM_GET;
-	m_rtmsg.m_rtm.rtm_flags = RTF_UP | RTF_HOST;
 	m_rtmsg.m_rtm.rtm_version = RTM_VERSION;
 	ast_mutex_lock(&routeseq_lock);
 	seq = ++routeseq;
 	ast_mutex_unlock(&routeseq_lock);
 	m_rtmsg.m_rtm.rtm_seq = seq;
-	m_rtmsg.m_rtm.rtm_addrs = RTA_IFA | RTA_DST;
+	m_rtmsg.m_rtm.rtm_addrs = RTA_DST | RTA_IFA;
 	m_rtmsg.m_rtm.rtm_msglen = sizeof(struct rt_msghdr) + sizeof(struct sockaddr_in);
 	sin = (struct sockaddr_in *)m_rtmsg.m_space;
 	sin->sin_family = AF_INET;
 	sin->sin_len = sizeof(struct sockaddr_in);
 	sin->sin_addr = *them;
 
-	if ((s = socket(PF_ROUTE, SOCK_RAW, 0)) < 0) {
+	if ((s = socket(PF_ROUTE, SOCK_RAW, AF_UNSPEC)) < 0) {
 		ast_log(LOG_ERROR, "Error opening routing socket\n");
 		return -1;
 	}
@@ -268,7 +267,7 @@ int ast_ouraddrfor(struct in_addr *them, struct in_addr *us)
 	}
 	do {
 		l = read(s, (char *)&m_rtmsg, sizeof(m_rtmsg));
-	} while (l > 0 && (m_rtmsg.m_rtm.rtm_seq != 1 || m_rtmsg.m_rtm.rtm_pid != pid));
+	} while (l > 0 && (m_rtmsg.m_rtm.rtm_seq != seq || m_rtmsg.m_rtm.rtm_pid != pid));
 	if (l < 0) {
 		if (errno != EAGAIN)
 			ast_log(LOG_ERROR, "Error reading from routing socket\n");
@@ -379,3 +378,32 @@ int ast_ouraddrfor(struct in_addr *them, struct in_addr *us)
 	return 0;
 #endif
 }
+
+int ast_find_ourip(struct in_addr *ourip, struct sockaddr_in bindaddr)
+{
+	char ourhost[MAXHOSTNAMELEN]="";
+	struct ast_hostent ahp;
+	struct hostent *hp;
+	struct in_addr saddr;
+
+	/* just use the bind address if it is nonzero */
+	if (ntohl(bindaddr.sin_addr.s_addr)) {
+		memcpy(ourip, &bindaddr.sin_addr, sizeof(*ourip));
+		return 0;
+	}
+	/* try to use our hostname */
+	if (gethostname(ourhost, sizeof(ourhost)-1)) {
+		ast_log(LOG_WARNING, "Unable to get hostname\n");
+	} else {
+		hp = ast_gethostbyname(ourhost, &ahp);
+		if (hp) {
+			memcpy(ourip, hp->h_addr, sizeof(*ourip));
+			return 0;
+		}
+	}
+	/* A.ROOT-SERVERS.NET. */
+	if (inet_aton("198.41.0.4", &saddr) && !ast_ouraddrfor(&saddr, ourip))
+		return 0;
+	return -1;
+}
+