diff options
| author | Tilghman Lesher <tilghman@meg.abyt.es> | 2007-05-02 17:49:36 +0000 |
|---|---|---|
| committer | Tilghman Lesher <tilghman@meg.abyt.es> | 2007-05-02 17:49:36 +0000 |
| commit | 121561076ec8a614e4690de4d6241d1c74ccfa02 (patch) | |
| tree | 713cae62592accbff59a8a993e99fc87e274dfe7 /channels/chan_iax2.c | |
| parent | fe7068a51bc9b1f33e1cd46c29c8113da6b2704d (diff) | |
Merged revisions 62692 via svnmerge from
https://origsvn.digium.com/svn/asterisk/branches/1.4
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r62692 | tilghman | 2007-05-02 12:43:48 -0500 (Wed, 02 May 2007) | 12 lines
Merged revisions 62691 via svnmerge from
https://origsvn.digium.com/svn/asterisk/branches/1.2
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r62691 | tilghman | 2007-05-02 12:38:16 -0500 (Wed, 02 May 2007) | 4 lines
Issue 9638 - if a text frame is sent with no terminating NULL through a bridged
IAX connection, the remote end will receive garbage characters tacked onto the
end.
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@62693 65c4cc65-6c06-0410-ace0-fbb531ad65f3
Diffstat (limited to 'channels/chan_iax2.c')
| -rw-r--r-- | channels/chan_iax2.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/channels/chan_iax2.c b/channels/chan_iax2.c index a250899a6..6403bf6ad 100644 --- a/channels/chan_iax2.c +++ b/channels/chan_iax2.c @@ -6822,6 +6822,13 @@ static int socket_process(struct iax2_thread *thread) ast_mutex_unlock(&iaxsl[fr->callno]); return 1; } + /* Ensure text frames are NULL-terminated */ + if (f.frametype == AST_FRAME_TEXT && thread->buf[res - 1] != '\0') { + if (res < sizeof(thread->buf)) + thread->buf[res++] = '\0'; + else /* Trims one character from the text message, but that's better than overwriting the end of the buffer. */ + thread->buf[res - 1] = '\0'; + } f.datalen = res - sizeof(*fh); /* Handle implicit ACKing unless this is an INVAL, and only if this is |