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VPB updates

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@959 65c4cc65-6c06-0410-ace0-fbb531ad65f3
1.0
Mark Spencer 22 years ago
parent 01a79e3adc
commit f83d5e5be8
1 changed files with 146 additions and 56 deletions
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202
channels/chan_vpb.c
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@ -42,7 +42,7 @@
#define VPB_DIALTONE_WAIT 2000
#define VPB_RINGWAIT 2000
#define VPB_WAIT_TIMEOUT 10
#define VPB_WAIT_TIMEOUT 40
#if defined(__cplusplus) || defined(c_plusplus)
extern "C" {
@ -63,6 +63,10 @@ static int usecnt =0;
static int echocancel = 1;
static int setrxgain = 0, settxgain = 0;
static int tcounter = 0;
static int gruntdetect_timeout = 5000; /* Grunt detect timeout is 5 seconds. */
static int silencesupression = 0;
static const int prefformat = AST_FORMAT_ALAW | AST_FORMAT_SLINEAR | AST_FORMAT_ULAW | AST_FORMAT_ADPCM;
@ -97,10 +101,8 @@ static int restart_monitor(void);
static VPB_TONE Dialtone = {450, 425, 400, -10, -10, -10, 10000, 0 };
static VPB_TONE Busytone = {425, 0, 0, -10, -100, -100, 500, 500};
#if 0
static VPB_TONE Ringbacktone = {425, 0, 0, -10, -100, -100, 1000, 3000};
#endif
#define VPB_MAX_BRIDGES 128
static struct vpb_bridge_t {
@ -125,7 +127,8 @@ static struct vpb_pvt {
struct ast_frame f, fr;
char buf[VPB_MAX_BUF]; /* Static buffer for reading frames */
char obuf[VPB_MAX_BUF];
int dialtone;
float txgain, rxgain; /* gain control for playing, recording */
@ -141,7 +144,11 @@ static struct vpb_pvt {
int lastoutput;
struct vpb_bridge_t *bridge;
void *timer; /* For call timeout. */
int calling;
int lastgrunt;
pthread_mutex_t lock;
int stopreads; /* Stop reading...*/
@ -190,7 +197,7 @@ static int vpb_bridge(struct ast_channel *c0, struct ast_channel *c1, int flags,
p1->bridge = &bridges[i];
} ast_pthread_mutex_unlock(&p1->lock);
if (option_verbose > 1)
if (option_verbose > 4)
ast_verbose(VERBOSE_PREFIX_3
" Bridging call entered with [%s, %s]\n", c0->name, c1->name);
}
@ -222,7 +229,7 @@ static int vpb_bridge(struct ast_channel *c0, struct ast_channel *c1, int flags,
} ast_pthread_mutex_unlock(&p1->lock);
if (option_verbose > 2)
if (option_verbose > 4)
ast_verbose(VERBOSE_PREFIX_3
" Bridging call done with [%s, %s] => %d\n", c0->name, c1->name, res);
@ -249,7 +256,13 @@ static inline int monitor_handle_owned(struct vpb_pvt *p, VPB_EVENT *e)
else
f.frametype = -1; /* ignore ring on station port. */
break;
case VPB_TIMEREXP:
if (p->calling) { /* This means time to stop calling. */
f.subclass = AST_CONTROL_BUSY;
vpb_timer_close(p->timer);
} else
f.frametype = -1; /* Ignore. */
break;
case VPB_DTMF:
if (p->owner->_state == AST_STATE_UP) {
f.frametype = AST_FRAME_DTMF;
@ -261,7 +274,10 @@ static inline int monitor_handle_owned(struct vpb_pvt *p, VPB_EVENT *e)
case VPB_TONEDETECT:
if (e->data == VPB_BUSY || e->data == VPB_BUSY_308)
f.subclass = AST_CONTROL_BUSY;
else
else if (e->data == VPB_GRUNT) {
p->lastgrunt = tcounter;
f.frametype = -1;
} else
f.frametype = -1;
break;
@ -295,7 +311,7 @@ static inline int monitor_handle_owned(struct vpb_pvt *p, VPB_EVENT *e)
break;
}
if (option_verbose > 2)
if (option_verbose > 4)
ast_verbose(VERBOSE_PREFIX_3 " handle_owned: putting frame: [%d=>%d], bridge=%p\n",
f.frametype, f.subclass, (void *)p->bridge);
@ -351,7 +367,7 @@ static inline int monitor_handle_notowned(struct vpb_pvt *p, VPB_EVENT *e)
{
char s[2] = {0};
if (option_verbose > 2)
if (option_verbose > 4)
ast_verbose(VERBOSE_PREFIX_3 " %s: In not owned, mode=%d, [%d=>%d]\n",
p->dev, p->mode, e->type, e->data);
@ -404,7 +420,7 @@ static inline int monitor_handle_notowned(struct vpb_pvt *p, VPB_EVENT *e)
break;
}
if (option_verbose > 2)
if (option_verbose > 4)
ast_verbose(VERBOSE_PREFIX_3 " %s: Done not owned, mode=%d, [%d=>%d]\n",
p->dev, p->mode, e->type, e->data);
@ -416,7 +432,7 @@ static void *do_monitor(void *unused)
/* Monitor thread, doesn't die until explicitly killed. */
if (option_verbose > 2)
if (option_verbose > 4)
ast_verbose(VERBOSE_PREFIX_3 "Starting vpb monitor thread[%ld]\n",
pthread_self());
pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
@ -426,45 +442,47 @@ static void *do_monitor(void *unused)
char str[VPB_MAX_STR];
int res = vpb_get_event_sync(&e, VPB_WAIT_TIMEOUT);
if (res != VPB_OK)
goto end_loop;
str[0] = 0;
ast_pthread_mutex_lock(&monlock),
ast_pthread_mutex_lock(&iflock); {
struct vpb_pvt *p = iflist; /* Find the pvt structure */
if (res == VPB_OK) { /* Got an actual event! */
vpb_translate_event(&e, str);
if (e.type == VPB_TIMEREXP || e.type == VPB_NULL_EVENT)
goto done; /* Nothing to do, just a wakeup call.*/
while (p && p->handle != e.handle)
p = p->next;
if (!p) {
vpb_translate_event(&e, str);
if (e.type == VPB_NULL_EVENT)
goto done; /* Nothing to do, just a wakeup call.*/
while (p && p->handle != e.handle)
p = p->next;
if (option_verbose > 2)
ast_verbose(VERBOSE_PREFIX_3 " Event [%d=>%s] on %s\n",
e.type, str, p ? p->dev : "null");
if (!p) {
ast_log(LOG_WARNING,
"Got event %s, no matching iface!\n", str);
goto done;
}
if (option_verbose > 2)
ast_verbose(VERBOSE_PREFIX_3 " Event [%d=>%s] on %s\n",
e.type, str, p->dev);
/* Two scenarios: Are you owned or not. */
if (p->owner)
goto done;
}
/* Two scenarios: Are you owned or not. */
if (p->owner)
monitor_handle_owned(p, &e);
else
monitor_handle_notowned(p, &e);
}
done: (void)0;
else
monitor_handle_notowned(p, &e);
done: (void)0;
} ast_pthread_mutex_unlock(&iflock);
ast_pthread_mutex_unlock(&monlock);
end_loop:
tcounter += VPB_WAIT_TIMEOUT; /* Ok, not quite but will suffice. */
} while(1);
@ -503,7 +521,7 @@ static int restart_monitor(void)
mthreadactive = 0; /* Started the thread!*/
#if 0
if (option_verbose > 2)
if (option_verbose > 4)
ast_verbose(VERBOSE_PREFIX_3
"Starting vpb restast: thread[%d]\n",
pid);
@ -535,14 +553,14 @@ struct vpb_pvt *mkif(int board, int channel, int mode, float txgain, float rxgai
}
if (echocancel) {
if (option_verbose > 2)
if (option_verbose > 4)
ast_verbose(VERBOSE_PREFIX_3 " vpb turned on echo cancel.\n");
vpb_echo_canc_enable();
vpb_echo_canc_force_adapt_on();
echocancel = 0; /* So we do not initialise twice! */
}
if (option_verbose > 2)
if (option_verbose > 4)
ast_verbose(VERBOSE_PREFIX_3 " vpb created channel: [%d:%d]\n",
board, channel);
@ -575,6 +593,54 @@ struct vpb_pvt *mkif(int board, int channel, int mode, float txgain, float rxgai
return tmp;
}
static int vpb_indicate(struct ast_channel *ast, int condition)
{
struct vpb_pvt *p = (struct vpb_pvt *)ast->pvt->pvt;
int res = 0;
if (option_verbose > 4)
ast_verbose(VERBOSE_PREFIX_3 " vpb indicate on %s with %d\n",
p->dev, condition);
switch(condition) {
case AST_CONTROL_BUSY:
case AST_CONTROL_CONGESTION:
res = vpb_playtone_async(p->handle, &Busytone);
break;
case AST_CONTROL_RINGING:
res = vpb_playtone_async(p->handle, &Ringbacktone);
break;
case AST_CONTROL_ANSWER:
case -1: /* -1 means stop playing? */
res = vpb_tone_terminate(p->handle);
break;
case AST_CONTROL_HANGUP:
res = vpb_playtone_async(p->handle, &Busytone);
break;
default:
res = 0;
break;
}
return res;
}
static int vpb_fixup(struct ast_channel *oldchan, struct ast_channel *newchan)
{
struct vpb_pvt *p = (struct vpb_pvt *)newchan->pvt->pvt;
ast_log(LOG_DEBUG,
"New owner for channel %s is %s\n", p->dev, newchan->name);
if (p->owner == oldchan)
p->owner = newchan;
if (newchan->_state == AST_STATE_RINGING)
vpb_indicate(newchan, AST_CONTROL_RINGING);
return 0;
}
static int vpb_digit(struct ast_channel *ast, char digit)
{
char s[2];
@ -627,8 +693,18 @@ static int vpb_call(struct ast_channel *ast, char *dest, int timeout)
} else
res = 0;
}
if (option_verbose > 2)
ast_verbose(VERBOSE_PREFIX_3
" VPB Calling %s [t=%d] on %s returned %d\n",
dest, timeout, ast->name, res);
if (res == 0) {
if (timeout) {
vpb_timer_open(&p->timer, p->handle, 0, 1000*timeout);
vpb_timer_start(p->timer);
}
p->calling = 1;
ast_setstate(ast, AST_STATE_RINGING);
ast_queue_control(ast,AST_CONTROL_RINGING, 0);
}
@ -667,7 +743,8 @@ static int vpb_hangup(struct ast_channel *ast)
p->ext[0] = 0;
p->owner = NULL;
p->dialtone = 0;
ast->pvt->pvt = NULL;
p->calling = 0;
ast->pvt->pvt = NULL;
} ast_pthread_mutex_unlock(&p->lock);
ast_pthread_mutex_lock(&usecnt_lock); {
@ -783,8 +860,9 @@ static int vpb_write(struct ast_channel *ast, struct ast_frame *frame)
p->lastoutput = fmt;
}
res = vpb_play_buf_sync(p->handle, (char *)frame->data, frame->datalen);
memcpy(p->obuf, frame->data,
(frame->datalen > (int)sizeof p->obuf) ? sizeof p->obuf : frame->datalen);
res = vpb_play_buf_sync(p->handle, p->obuf, frame->datalen);
if (res != VPB_OK)
return -1;
else
@ -843,9 +921,10 @@ static void *do_chanreads(void *pvt)
bridgerec = 1;
} ast_pthread_mutex_unlock(&p->lock);
if (state == AST_STATE_UP && bridgerec) /* Read only if up and not bridged, or a bridge for which we can read. */
res = vpb_record_buf_sync(p->handle, readbuf, readlen);
else {
if (state == AST_STATE_UP && bridgerec) {
/* Read only if up and not bridged, or a bridge for which we can read. */
res = vpb_record_buf_sync(p->handle, readbuf, readlen);
} else {
res = 0;
vpb_sleep(10);
}
@ -906,7 +985,9 @@ static struct ast_channel *vpb_new(struct vpb_pvt *i, int state, char *context)
tmp->pvt->read = vpb_read;
tmp->pvt->write = vpb_write;
tmp->pvt->bridge = vpb_bridge;
tmp->pvt->indicate = vpb_indicate;
tmp->pvt->fixup = vpb_fixup;
strncpy(tmp->context, context, sizeof(tmp->context)-1);
if (strlen(i->ext))
strncpy(tmp->exten, i->ext, sizeof(tmp->exten)-1);
@ -920,7 +1001,8 @@ static struct ast_channel *vpb_new(struct vpb_pvt *i, int state, char *context)
i->lastinput = i->lastoutput = -1;
i->lastgrunt = tcounter; /* Assume at least one grunt tone seen now. */
ast_pthread_mutex_lock(&usecnt_lock);
usecnt++;
ast_pthread_mutex_unlock(&usecnt_lock);
@ -1076,10 +1158,16 @@ int load_module()
} else if (strcasecmp(v->name, "rxgain") == 0) {
setrxgain = 1;
rxgain = parse_gain_value(v->name, v->value);
}
}
#if 0
else if (strcasecmp(v->name, "grunttimeout") == 0)
gruntdetect_timeout = 1000*atoi(v->value);
#endif
v = v->next;
}
if (gruntdetect_timeout < 1000)
gruntdetect_timeout = 1000;
done: (void)0;
} ast_pthread_mutex_unlock(&iflock);
@ -1151,6 +1239,8 @@ int unload_module()
} ast_pthread_mutex_unlock(&bridge_lock);
pthread_mutex_destroy(&bridge_lock);
tcounter = 0;
return 0;
}

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