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/ added fax detection support

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@5133 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Ben Kramer
2005-03-04 00:27:52 +00:00
parent 686da4b054
commit 9f553ef8ba
1 changed files with 26 additions and 2 deletions
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28
channels/chan_vpb.c
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@@ -302,6 +302,8 @@ static struct vpb_pvt {
ast_mutex_t play_dtmf_lock;
char play_dtmf[16];
int faxhandled; /* has a fax tone been handled ? */
struct vpb_pvt *next; /* Next channel in list */
} *iflist = NULL;
@@ -807,7 +809,26 @@ static inline int monitor_handle_owned(struct vpb_pvt *p, VPB_EVENT *e)
else {
f.subclass = AST_CONTROL_BUSY;
}
} else if (e->data == VPB_GRUNT) {
}
else if (e->data == VPB_FAX){
if (!p->faxhandled){
if (strcmp(p->owner->exten, "fax")) {
if (ast_exists_extension(p->owner, ast_strlen_zero(p->owner->macrocontext) ? p->owner->context : p->owner->macrocontext, "fax", 1, p->owner->cid.cid_num)) {
if (option_verbose > 2)
ast_verbose(VERBOSE_PREFIX_3 "Redirecting %s to fax extension\n", p->owner->name);
/* Save the DID/DNIS when we transfer the fax call to a "fax" extension */
pbx_builtin_setvar_helper(p->owner,"FAXEXTEN",p->owner->exten);
if (ast_async_goto(p->owner, p->owner->context, "fax", 1))
ast_log(LOG_WARNING, "Failed to async goto '%s' into fax of '%s'\n", p->owner->name, p->owner->context);
} else
ast_log(LOG_NOTICE, "Fax detected, but no fax extension\n");
} else
ast_log(LOG_DEBUG, "Already in a fax extension, not redirecting\n");
} else
ast_log(LOG_DEBUG, "Fax already handled\n");
}
else if (e->data == VPB_GRUNT) {
if( ( get_time_in_ms() - p->lastgrunt ) > gruntdetect_timeout ) {
/* Nothing heard on line for a very long time
* Timeout connection */
@@ -819,8 +840,10 @@ static inline int monitor_handle_owned(struct vpb_pvt *p, VPB_EVENT *e)
p->lastgrunt = get_time_in_ms();
f.frametype = -1;
}
} else
}
else {
f.frametype = -1;
}
break;
case VPB_CALLEND:
@@ -2462,6 +2485,7 @@ static struct ast_channel *vpb_new(struct vpb_pvt *me, int state, char *context)
me->last_ignore_dtmf = 1;
me->readthread = 0;
me->play_dtmf[0] = '\0';
me->faxhandled =0;
me->lastgrunt = get_time_in_ms(); /* Assume at least one grunt tone seen now. */