From 2cb07fbaa45618752a56ddb7f2164eb6dea3d2f9 Mon Sep 17 00:00:00 2001
From: Olle Johansson <oej@edvina.net>
Date: Mon, 30 Oct 2006 16:59:02 +0000
Subject: [PATCH] In debug mode, recognize that someone is sending zrtp, even
though we can't do anything with it yet. Ideally a first step would be a
passthrough mode.
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@46439 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
main/rtp.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/main/rtp.c b/main/rtp.c
index f21a5afbdc..4570c2fcc9 100644
--- a/main/rtp.c
+++ b/main/rtp.c
@@ -1198,6 +1198,14 @@ struct ast_frame *ast_rtp_read(struct ast_rtp *rtp)
/* RTP Extension present */
hdrlen += 4;
hdrlen += (ntohl(rtpheader[3]) & 0xffff) << 2;
+ if (option_debug) {
+ int profile;
+ profile = (ntohl(rtpheader[3]) & 0xffff0000) >> 16;
+ if (profile == 0x505a)
+ ast_log(LOG_DEBUG, "Found Zfone extension in RTP stream - zrtp - not supported.\n");
+ else
+ ast_log(LOG_DEBUG, "Found unknown RTP Extensions %x\n", profile);
+ }
}
if (res < hdrlen) {
--
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