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when a PRI call must be moved to a different B channel at the request of the other endpoint, ensure that any DSP active on the original channel is moved to the new one

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(closes issue #11917)
Reported by: mavetju
Tested by: mavetju



git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@106038 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Kevin P. Fleming
2008-03-05 15:32:35 +00:00
parent b350a97937
commit 461e3fea79
1 changed files with 23 additions and 16 deletions
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39
channels/chan_zap.c
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@@ -8060,30 +8060,37 @@ static int pri_fixup_principle(struct zt_pri *pri, int principle, q931_call *c)
if (pri->pvts[x]->call == c) {
/* Found our call */
if (principle != x) {
struct zt_pvt *new = pri->pvts[principle], *old = pri->pvts[x];
if (option_verbose > 2)
ast_verbose(VERBOSE_PREFIX_3 "Moving call from channel %d to channel %d\n",
pri->pvts[x]->channel, pri->pvts[principle]->channel);
if (pri->pvts[principle]->owner) {
old->channel, new->channel);
if (new->owner) {
ast_log(LOG_WARNING, "Can't fix up channel from %d to %d because %d is already in use\n",
pri->pvts[x]->channel, pri->pvts[principle]->channel, pri->pvts[principle]->channel);
old->channel, new->channel, new->channel);
return -1;
}
/* Fix it all up now */
pri->pvts[principle]->owner = pri->pvts[x]->owner;
if (pri->pvts[principle]->owner) {
ast_string_field_build(pri->pvts[principle]->owner, name,
new->owner = old->owner;
old->owner = NULL;
if (new->owner) {
ast_string_field_build(new->owner, name,
"Zap/%d:%d-%d", pri->trunkgroup,
pri->pvts[principle]->channel, 1);
pri->pvts[principle]->owner->tech_pvt = pri->pvts[principle];
pri->pvts[principle]->owner->fds[0] = pri->pvts[principle]->subs[SUB_REAL].zfd;
pri->pvts[principle]->subs[SUB_REAL].owner = pri->pvts[x]->subs[SUB_REAL].owner;
new->channel, 1);
new->owner->tech_pvt = new;
new->owner->fds[0] = new->subs[SUB_REAL].zfd;
new->subs[SUB_REAL].owner = old->subs[SUB_REAL].owner;
old->subs[SUB_REAL].owner = NULL;
} else
ast_log(LOG_WARNING, "Whoa, there's no owner, and we're having to fix up channel %d to channel %d\n", pri->pvts[x]->channel, pri->pvts[principle]->channel);
pri->pvts[principle]->call = pri->pvts[x]->call;
/* Free up the old channel, now not in use */
pri->pvts[x]->subs[SUB_REAL].owner = NULL;
pri->pvts[x]->owner = NULL;
pri->pvts[x]->call = NULL;
ast_log(LOG_WARNING, "Whoa, there's no owner, and we're having to fix up channel %d to channel %d\n", old->channel, new->channel);
new->call = old->call;
old->call = NULL;
/* Copy any DSP that may be present */
new->dsp = old->dsp;
new->dsp_features = old->dsp_features;
old->dsp = NULL;
old->dsp_features = 0;
}
return principle;
}