freetdm: Do not move to dialing if signaling module already moved the state

This commit is contained in:
Moises Silva 2011-02-24 18:45:54 -05:00
parent 7860db0110
commit 327def8c21
1 changed files with 20 additions and 4 deletions

View File

@ -2410,6 +2410,8 @@ FT_DECLARE(ftdm_status_t) _ftdm_channel_reset(const char *file, const char *func
return FTDM_SUCCESS;
}
/* this function MUST be called with the channel lock held with lock recursivity of 1 exactly,
* and the caller must be aware we might unlock the channel for a brief period of time and then lock it again */
static ftdm_status_t _ftdm_channel_call_place_nl(const char *file, const char *func, int line, ftdm_channel_t *ftdmchan)
{
ftdm_status_t status = FTDM_FAIL;
@ -2452,10 +2454,22 @@ static ftdm_status_t _ftdm_channel_call_place_nl(const char *file, const char *f
ftdm_set_flag(ftdmchan, FTDM_CHANNEL_CALL_STARTED);
ftdm_call_set_call_id(ftdmchan, &ftdmchan->caller_data);
if (!ftdm_test_flag(ftdmchan, FTDM_CHANNEL_NONBLOCK)) {
ftdm_channel_set_state(file, func, line, ftdmchan, FTDM_CHANNEL_STATE_DIALING, 1);
} else {
ftdm_channel_set_state(file, func, line, ftdmchan, FTDM_CHANNEL_STATE_DIALING, 0);
/* if the signaling stack left the channel in state down on success, is expecting us to move to DIALING */
if (ftdmchan->state == FTDM_CHANNEL_STATE_DOWN) {
if (!ftdm_test_flag(ftdmchan, FTDM_CHANNEL_NONBLOCK)) {
ftdm_channel_set_state(file, func, line, ftdmchan, FTDM_CHANNEL_STATE_DIALING, 1);
} else {
ftdm_channel_set_state(file, func, line, ftdmchan, FTDM_CHANNEL_STATE_DIALING, 0);
}
} else if (ftdm_test_flag(ftdmchan, FTDM_CHANNEL_STATE_CHANGE) &&
!ftdm_test_flag(ftdmchan, FTDM_CHANNEL_NONBLOCK)) {
ftdm_channel_unlock(ftdmchan);
ftdm_interrupt_wait(ftdmchan->state_completed_interrupt, 500);
ftdm_channel_lock(ftdmchan);
}
done:
@ -2472,6 +2486,7 @@ FT_DECLARE(ftdm_status_t) _ftdm_channel_call_place(const char *file, const char
ftdm_status_t status;
ftdm_channel_lock(ftdmchan);
/* be aware that _ftdm_channl_call_place_nl can unlock/lock the channel quickly if working in blocking mode */
status = _ftdm_channel_call_place_nl(file, func, line, ftdmchan);
ftdm_channel_unlock(ftdmchan);
@ -2515,6 +2530,7 @@ FT_DECLARE(ftdm_status_t) _ftdm_call_place(const char *file, const char *func, i
ftdm_channel_set_caller_data(fchan, caller_data);
/* be aware that _ftdm_channl_call_place_nl can unlock/lock the channel quickly if working in blocking mode */
status = _ftdm_channel_call_place_nl(file, func, line, fchan);
if (status != FTDM_SUCCESS) {
_ftdm_channel_call_hangup_nl(file, func, line, fchan);