allow explicit source address/port selection for peers (bug #4257, with minor mods)

git-svn-id: http://svn.digium.com/svn/asterisk/trunk@6096 f38db490-d61c-443f-a65b-d21fe96a405b

1 files changed, 16 insertions, 0 deletions

diff --git a/acl.c b/acl.c
index 85abe84f7..cf695474f 100755
--- a/acl.c
+++ b/acl.c
@@ -372,6 +372,22 @@ int ast_netsock_release(struct ast_netsock_list *list)
 	return 0;
 }
 
+struct ast_netsock *ast_netsock_find(struct ast_netsock_list *list,
+				     struct sockaddr_in *sa)
+{
+	struct ast_netsock *sock = NULL;
+
+	ASTOBJ_CONTAINER_TRAVERSE(list, !sock, {
+		ASTOBJ_RDLOCK(iterator);
+		if (!inaddrcmp(&iterator->bindaddr, sa))
+			sock = iterator;
+		ASTOBJ_UNLOCK(iterator);
+	});
+
+	return sock;
+}
+
+
 const struct sockaddr_in *ast_netsock_boundaddr(struct ast_netsock *ns)
 {
 	return &(ns->bindaddr);