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send "100 Trying" when we receive PROCEEDING, unless "183 Session Progress" has already been sent

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6760 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Kevin P. Fleming
2005-10-13 20:04:38 +00:00
parent dd11afca42
commit 04d7bcc757
1 changed files with 7 additions and 1 deletions
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8
channels/chan_sip.c
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@@ -2629,8 +2629,14 @@ static int sip_indicate(struct ast_channel *ast, int condition)
}
res = -1;
break;
case AST_CONTROL_PROGRESS:
case AST_CONTROL_PROCEEDING:
if ((ast->_state != AST_STATE_UP) && !ast_test_flag(p, SIP_PROGRESS_SENT) && !ast_test_flag(p, SIP_OUTGOING)) {
transmit_response(p, "100 Trying", &p->initreq);
break;
}
res = -1;
break;
case AST_CONTROL_PROGRESS:
if ((ast->_state != AST_STATE_UP) && !ast_test_flag(p, SIP_PROGRESS_SENT) && !ast_test_flag(p, SIP_OUTGOING)) {
transmit_response_with_sdp(p, "183 Session Progress", &p->initreq, 0);
ast_set_flag(p, SIP_PROGRESS_SENT);