Improved handling of 491 responses
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@18058 65c4cc65-6c06-0410-ace0-fbb531ad65f3
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518c4b295d
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1 changed files with 9 additions and 6 deletions
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@ -1418,7 +1418,7 @@ static int sip_cancel_destroy(struct sip_pvt *p)
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}
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/*! \brief Acknowledges receipt of a packet and stops retransmission */
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static int __sip_ack(struct sip_pvt *p, int seqno, int resp, int sipmethod)
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static int __sip_ack(struct sip_pvt *p, int seqno, int resp, int sipmethod, int reset)
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{
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struct sip_pkt *cur, *prev = NULL;
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int res = -1;
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@ -1447,6 +1447,7 @@ static int __sip_ack(struct sip_pvt *p, int seqno, int resp, int sipmethod)
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ast_log(LOG_DEBUG, "** SIP TIMER: Cancelling retransmit of packet (reply received) Retransid #%d\n", cur->retransid);
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ast_sched_del(sched, cur->retransid);
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}
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if (!reset)
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free(cur);
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res = 0;
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break;
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@ -1470,7 +1471,7 @@ static int __sip_pretend_ack(struct sip_pvt *p)
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}
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cur = p->packets;
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if (cur->method)
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__sip_ack(p, p->packets->seqno, (ast_test_flag(p->packets, FLAG_RESPONSE)), cur->method);
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__sip_ack(p, p->packets->seqno, (ast_test_flag(p->packets, FLAG_RESPONSE)), cur->method, FALSE);
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else { /* Unknown packet type */
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char *c;
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char method[128];
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@ -1478,7 +1479,7 @@ static int __sip_pretend_ack(struct sip_pvt *p)
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ast_copy_string(method, p->packets->data, sizeof(method));
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c = ast_skip_blanks(method); /* XXX what ? */
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*c = '\0';
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__sip_ack(p, p->packets->seqno, (ast_test_flag(p->packets, FLAG_RESPONSE)), find_sip_method(method));
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__sip_ack(p, p->packets->seqno, (ast_test_flag(p->packets, FLAG_RESPONSE)), find_sip_method(method), FALSE);
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}
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}
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return 0;
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@ -10059,7 +10060,7 @@ static void handle_response(struct sip_pvt *p, int resp, char *rest, struct sip_
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if ((resp >= 100) && (resp <= 199))
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__sip_semi_ack(p, seqno, 0, sipmethod);
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else
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__sip_ack(p, seqno, 0, sipmethod);
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__sip_ack(p, seqno, 0, sipmethod, resp == 491 ? TRUE : FALSE);
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/* Get their tag if we haven't already */
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if (ast_strlen_zero(p->theirtag) || (resp >= 200)) {
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@ -10171,6 +10172,8 @@ static void handle_response(struct sip_pvt *p, int resp, char *rest, struct sip_
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case 491: /* Pending */
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if (sipmethod == SIP_INVITE) {
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handle_response_invite(p, resp, rest, req, ignore, seqno);
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} else {
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ast_log(LOG_DEBUG, "Got 491 on %s, unspported. Call ID %s\n", sip_methods[sipmethod].text, p->callid);
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}
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case 501: /* Not Implemented */
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if (sipmethod == SIP_INVITE) {
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@ -11575,7 +11578,7 @@ static int handle_request(struct sip_pvt *p, struct sip_request *req, struct soc
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/* Make sure we don't ignore this */
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if (seqno == p->pendinginvite) {
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p->pendinginvite = 0;
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__sip_ack(p, seqno, FLAG_RESPONSE, 0);
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__sip_ack(p, seqno, FLAG_RESPONSE, 0, FALSE);
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if (!ast_strlen_zero(get_header(req, "Content-Type"))) {
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if (process_sdp(p, req))
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return -1;
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