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Only half-ack provisional responses 

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@1386 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer 2003-08-20 23:03:44 +00:00
parent f50b20df7a
commit 913a5331b7
1 changed files with 26 additions and 3 deletions
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29
channels/chan_sip.c
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@ -534,6 +534,27 @@ static int __sip_ack(struct sip_pvt *p, int seqno, int resp)
return res;
}
static int __sip_semi_ack(struct sip_pvt *p, int seqno, int resp)
{
struct sip_pkt *cur, *prev = NULL;
int res = -1;
cur = p->packets;
while(cur) {
if ((cur->seqno == seqno) && (cur->resp == resp)) {
/* this is our baby */
if (cur->retransid > -1)
ast_sched_del(sched, cur->retransid);
cur->retransid = -1;
res = 0;
break;
}
prev = cur;
cur = cur->next;
}
ast_log(LOG_DEBUG, "Stopping retransmission (but retaining packet) on provisional '%s' of %s %d: %s\n", p->callid, resp ? "Response" : "Request", seqno, res ? "Not Found" : "Found");
return res;
}
static int send_response(struct sip_pvt *p, struct sip_request *req, int reliable, int seqno)
{
int res;
@ -4224,7 +4245,10 @@ static void handle_response(struct sip_pvt *p, int resp, char *rest, struct sip_
if (!msg) msg = ""; else msg++;
owner = p->owner;
/* Acknowledge whatever it is destined for */
__sip_ack(p, seqno, 0);
if ((resp >= 100) && (resp <= 199))
__sip_semi_ack(p, seqno, 0);
else
__sip_ack(p, seqno, 0);
/* Get their tag if we haven't already */
to = get_header(req, "To");
to = strstr(to, "tag=");
@ -4235,7 +4259,6 @@ static void handle_response(struct sip_pvt *p, int resp, char *rest, struct sip_
if (to)
*to = '\0';
}
if (p->peerpoke) {
/* We don't really care what the response is, just that it replied back.
Well, as long as it's not a 100 response... since we might
@ -4329,7 +4352,7 @@ static void handle_response(struct sip_pvt *p, int resp, char *rest, struct sip_
transmit_request(p, "ACK", seqno, 0);
/* Go ahead and send bye at this point */
if (p->pendingbye) {
transmit_request(p, "BYE", 0, 1);
transmit_request_with_auth(p, "BYE", 0, 1);
p->needdestroy = 1;
}
} else if (!strcasecmp(msg, "REGISTER")) {