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ensure that if any alarms exist at channel creation time, they are handled identically to if they occurred later, so that later alarm clearing will work properly and 'make sense'

Browse Source 
(closes issue #12160)
Reported by: tzafrir



git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@132712 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Kevin P. Fleming
2008-07-22 21:17:23 +00:00
parent 5ef465d386
commit 08a0f08234
1 changed files with 25 additions and 44 deletions
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69
channels/chan_dahdi.c
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@@ -3677,6 +3677,26 @@ static void dahdi_handle_dtmfup(struct ast_channel *ast, int index, struct ast_f
dahdi_confmute(p, 0);
}
static void handle_alarms(struct dahdi_pvt *p, int alarms)
{
const char *alarm_str = alarm2str(alarms);
/* hack alert! Zaptel 1.4 and DAHDI expose FXO battery as an alarm, but this code
* doesn't know what to do with it. Don't confuse users with log messages. */
if (!strcasecmp(alarm_str, "No Alarm") || !strcasecmp(alarm_str, "Unknown Alarm")) {
p->unknown_alarm = 1;
return;
} else {
p->unknown_alarm = 0;
}
ast_log(LOG_WARNING, "Detected alarm on channel %d: %s\n", p->channel, alarm_str);
manager_event(EVENT_FLAG_SYSTEM, "Alarm",
"Alarm: %s\r\n"
"Channel: %d\r\n",
alarm_str, p->channel);
}
static struct ast_frame *dahdi_handle_event(struct ast_channel *ast)
{
int res, x;
@@ -3829,24 +3849,7 @@ static struct ast_frame *dahdi_handle_event(struct ast_channel *ast)
#endif
p->inalarm = 1;
res = get_alarms(p);
do {
const char *alarm_str = alarm2str(res);
/* hack alert! Zaptel 1.4 and DAHDI expose FXO battery as an alarm, but Asterisk 1.4
* doesn't know what to do with it. Don't confuse users with log messages. */
if (!strcasecmp(alarm_str, "No Alarm") || !strcasecmp(alarm_str, "Unknown Alarm")) {
p->unknown_alarm = 1;
break;
} else {
p->unknown_alarm = 0;
}
ast_log(LOG_WARNING, "Detected alarm on channel %d: %s\n", p->channel, alarm_str);
manager_event(EVENT_FLAG_SYSTEM, "Alarm",
"Alarm: %s\r\n"
"Channel: %d\r\n",
alarm_str, p->channel);
} while (0);
handle_alarms(p, res);
#ifdef HAVE_LIBPRI
if (!p->pri || !p->pri->pri || pri_get_timer(p->pri->pri, PRI_TIMER_T309) < 0) {
/* fall through intentionally */
@@ -6736,24 +6739,7 @@ static int handle_init_event(struct dahdi_pvt *i, int event)
case DAHDI_EVENT_ALARM:
i->inalarm = 1;
res = get_alarms(i);
do {
const char *alarm_str = alarm2str(res);
/* hack alert! DAHDI 1.4 now exposes FXO battery as an alarm, but asterisk 1.4
* doesn't know what to do with it. Don't confuse users with log messages. */
if (!strcasecmp(alarm_str, "No Alarm") || !strcasecmp(alarm_str, "Unknown Alarm")) {
i->unknown_alarm = 1;
break;
} else {
i->unknown_alarm = 0;
}
ast_log(LOG_WARNING, "Detected alarm on channel %d: %s\n", i->channel, alarm_str);
manager_event(EVENT_FLAG_SYSTEM, "Alarm",
"Alarm: %s\r\n"
"Channel: %d\r\n",
alarm_str, i->channel);
} while (0);
handle_alarms(i, res);
/* fall thru intentionally */
case DAHDI_EVENT_ONHOOK:
if (i->radio)
@@ -7602,16 +7588,11 @@ static struct dahdi_pvt *mkintf(int channel, const struct dahdi_chan_conf *conf,
/* the dchannel is down so put the channel in alarm */
if (tmp->pri && !pri_is_up(tmp->pri))
tmp->inalarm = 1;
else
tmp->inalarm = 0;
#endif
memset(&si, 0, sizeof(si));
if (ioctl(tmp->subs[SUB_REAL].dfd,DAHDI_SPANSTAT,&si) == -1) {
ast_log(LOG_ERROR, "Unable to get span status: %s\n", strerror(errno));
destroy_dahdi_pvt(&tmp);
return NULL;
if ((res = get_alarms(tmp)) != DAHDI_ALARM_NONE) {
tmp->inalarm = 1;
handle_alarms(tmp, res);
}
if (si.alarms) tmp->inalarm = 1;
}
tmp->polarityonanswerdelay = conf->chan.polarityonanswerdelay;