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openzap/0/a will pick the first available channel, on the first available span (same rules apply for a and A)

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git-svn-id: http://svn.openzap.org/svn/openzap/trunk@676 a93c3328-9c30-0410-af19-c9cd2b2d52af
This commit is contained in:
Mathieu Rene
2009-03-01 23:38:33 +00:00
parent 0f896928b3
commit e15a98a9ac
3 changed files with 45 additions and 43 deletions
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75
libs/openzap/src/zap_io.c
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@@ -1041,51 +1041,48 @@ zap_status_t zap_channel_open_chan(zap_channel_t *zchan)
zap_status_t zap_channel_open(uint32_t span_id, uint32_t chan_id, zap_channel_t **zchan)
{
zap_channel_t *check;
zap_status_t status = ZAP_FAIL;
zap_mutex_lock(globals.mutex);
if (span_id < ZAP_MAX_SPANS_INTERFACE && chan_id < ZAP_MAX_CHANNELS_SPAN) {
zap_channel_t *check;
if (span_id > globals.span_index || !globals.spans[span_id]) {
zap_log(ZAP_LOG_ERROR, "SPAN NOT DEFINED!\n");
*zchan = NULL;
goto done;
}
if (globals.spans[span_id]->channel_request) {
zap_log(ZAP_LOG_ERROR, "Individual channel selection not implemented on this span.\n");
*zchan = NULL;
goto done;
}
check = globals.spans[span_id]->channels[chan_id];
if (zap_test_flag(check, ZAP_CHANNEL_SUSPENDED) ||
!zap_test_flag(check, ZAP_CHANNEL_READY) || (status = zap_mutex_trylock(check->mutex)) != ZAP_SUCCESS) {
*zchan = NULL;
goto done;
}
status = ZAP_FAIL;
if (zap_test_flag(check, ZAP_CHANNEL_READY) && (!zap_test_flag(check, ZAP_CHANNEL_INUSE) ||
(check->type == ZAP_CHAN_TYPE_FXS && check->token_count == 1))) {
if (!zap_test_flag(check, ZAP_CHANNEL_OPEN)) {
status = check->zio->open(check);
if (status == ZAP_SUCCESS) {
zap_set_flag(check, ZAP_CHANNEL_OPEN);
}
} else {
status = ZAP_SUCCESS;
}
zap_set_flag(check, ZAP_CHANNEL_INUSE);
*zchan = check;
}
zap_mutex_unlock(check->mutex);
if (span_id > globals.span_index || chan_id >= ZAP_MAX_CHANNELS_SPAN || !globals.spans[span_id]) {
zap_log(ZAP_LOG_ERROR, "SPAN NOT DEFINED!\n");
*zchan = NULL;
goto done;
}
if (globals.spans[span_id]->channel_request) {
zap_log(ZAP_LOG_ERROR, "Individual channel selection not implemented on this span.\n");
*zchan = NULL;
goto done;
}
check = globals.spans[span_id]->channels[chan_id];
if (zap_test_flag(check, ZAP_CHANNEL_SUSPENDED) ||
!zap_test_flag(check, ZAP_CHANNEL_READY) || (status = zap_mutex_trylock(check->mutex)) != ZAP_SUCCESS) {
*zchan = NULL;
goto done;
}
status = ZAP_FAIL;
if (zap_test_flag(check, ZAP_CHANNEL_READY) && (!zap_test_flag(check, ZAP_CHANNEL_INUSE) ||
(check->type == ZAP_CHAN_TYPE_FXS && check->token_count == 1))) {
if (!zap_test_flag(check, ZAP_CHANNEL_OPEN)) {
status = check->zio->open(check);
if (status == ZAP_SUCCESS) {
zap_set_flag(check, ZAP_CHANNEL_OPEN);
}
} else {
status = ZAP_SUCCESS;
}
zap_set_flag(check, ZAP_CHANNEL_INUSE);
*zchan = check;
}
zap_mutex_unlock(check->mutex);
done:
zap_mutex_unlock(globals.mutex);