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freetdm: ISDN - fix for clearing internal states before receiving acknowledgement from remote side

This commit is contained in:
David Yat Sin 2011-01-07 15:39:25 -05:00
parent 3018400461
commit a743263afb
1 changed files with 13 additions and 13 deletions
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26
libs/freetdm/src/ftmod/ftmod_sangoma_isdn/ftmod_sangoma_isdn.c
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@ -788,21 +788,21 @@ static ftdm_status_t ftdm_sangoma_isdn_process_state_change(ftdm_channel_t *ftdm
/* set the flag to indicate this hangup is started from the local side */
sngisdn_set_flag(sngisdn_info, FLAG_LOCAL_REL);
/* If we never sent ack to incoming call, we need to send release instead of disconnect */
if (ftdmchan->last_state == FTDM_CHANNEL_STATE_RING ||
ftdmchan->last_state == FTDM_CHANNEL_STATE_DIALING) {
sngisdn_set_flag(sngisdn_info, FLAG_LOCAL_ABORT);
sngisdn_snd_release(ftdmchan, 0);
if (!ftdm_test_flag(ftdmchan, FTDM_CHANNEL_SIG_UP)) {
sngisdn_set_span_avail_rate(ftdmchan->span, SNGISDN_AVAIL_DOWN);
}
} else {
sngisdn_snd_disconnect(ftdmchan);
switch(ftdmchan->last_state) {
case FTDM_CHANNEL_STATE_RING:
/* If we never sent PROCEED/ALERT/PROGRESS/CONNECT on an incoming call, we need to send release instead of disconnect */
sngisdn_set_flag(sngisdn_info, FLAG_LOCAL_ABORT);
sngisdn_snd_release(ftdmchan, 0);
break;
case FTDM_CHANNEL_STATE_DIALING:
/* If we never received a PROCEED/ALERT/PROGRESS/CONNECT on an outgoing call, we need to send release instead of disconnect */
sngisdn_snd_release(ftdmchan, 0);
break;
default:
sngisdn_snd_disconnect(ftdmchan);
break;
}
}
/* now go to the HANGUP complete state */
ftdm_set_state(ftdmchan, FTDM_CHANNEL_STATE_HANGUP_COMPLETE);
}