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

diff --git a/main/rtp.c b/main/rtp.c
index f21a5afbdc80937d828651a798309fbcd25fb6e5..4570c2fcc997a3f7cf8d56b9073f01f6e4045fd9 100644 (file)
--- 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) {