[asterisk-commits] trunk r20295 - in /trunk: channel.c
channels/chan_sip.c include/asterisk/lock.h
asterisk-commits at lists.digium.com
asterisk-commits at lists.digium.com
Sat Apr 15 08:07:44 MST 2006
Author: oej
Date: Sat Apr 15 10:07:39 2006
New Revision: 20295
URL: http://svn.digium.com/view/asterisk?rev=20295&view=rev
Log:
More ast_channel_lock fixes
- Update lock.h with definitions of ast_channel_lock, ast_channel_unlock and ast_channel_trylock
- Convert some functions (but not all) in channel.c
- Fix some bugs in chan_sip.c
- Convert rest of chan_sip.c
Modified:
trunk/channel.c
trunk/channels/chan_sip.c
trunk/include/asterisk/lock.h
Modified: trunk/channel.c
URL: http://svn.digium.com/view/asterisk/trunk/channel.c?rev=20295&r1=20294&r2=20295&view=diff
==============================================================================
--- trunk/channel.c (original)
+++ trunk/channel.c Sat Apr 15 10:07:39 2006
@@ -1408,7 +1408,7 @@
/* Don't actually hang up a channel that will masquerade as someone else, or
if someone is going to masquerade as us */
- ast_mutex_lock(&chan->lock);
+ ast_channel_lock(chan);
detach_spies(chan); /* get rid of spies */
@@ -1419,14 +1419,14 @@
if (chan->masq) {
ast_log(LOG_WARNING, "%s getting hung up, but someone is trying to masq into us?!?\n", chan->name);
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return 0;
}
/* If this channel is one which will be masqueraded into something,
mark it as a zombie already, so we know to free it later */
if (chan->masqr) {
ast_set_flag(chan, AST_FLAG_ZOMBIE);
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return 0;
}
free_translation(chan);
@@ -1464,7 +1464,7 @@
ast_log(LOG_DEBUG, "Hanging up zombie '%s'\n", chan->name);
}
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
manager_event(EVENT_FLAG_CALL, "Hangup",
"Channel: %s\r\n"
"Uniqueid: %s\r\n"
@@ -1482,7 +1482,7 @@
int ast_answer(struct ast_channel *chan)
{
int res = 0;
- ast_mutex_lock(&chan->lock);
+ ast_channel_lock(chan);
/* Stop if we're a zombie or need a soft hangup */
if (ast_test_flag(chan, AST_FLAG_ZOMBIE) || ast_check_hangup(chan)) {
ast_mutex_unlock(&chan->lock);
@@ -1496,7 +1496,7 @@
ast_setstate(chan, AST_STATE_UP);
if (chan->cdr)
ast_cdr_answer(chan->cdr);
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return res;
break;
case AST_STATE_UP:
@@ -1504,7 +1504,7 @@
ast_cdr_answer(chan->cdr);
break;
}
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return 0;
}
@@ -1546,7 +1546,7 @@
{
int res = 0;
- ast_mutex_lock(&chan->lock);
+ ast_channel_lock(chan);
if (chan->generatordata) {
if (chan->generator && chan->generator->release)
@@ -1564,7 +1564,7 @@
chan->generator = gen;
}
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return res;
}
@@ -1609,12 +1609,12 @@
/* Perform any pending masquerades */
for (x=0; x < n; x++) {
- ast_mutex_lock(&c[x]->lock);
+ ast_channel_lock(c[x]);
if (c[x]->masq) {
if (ast_do_masquerade(c[x])) {
ast_log(LOG_WARNING, "Masquerade failed\n");
*ms = -1;
- ast_mutex_unlock(&c[x]->lock);
+ ast_channel_unlock(c[x]);
return NULL;
}
}
@@ -1625,13 +1625,13 @@
if (diff < 1) {
/* Should already be hungup */
c[x]->_softhangup |= AST_SOFTHANGUP_TIMEOUT;
- ast_mutex_unlock(&c[x]->lock);
+ ast_channel_unlock(c[x]);
return c[x];
}
if (!whentohangup || (diff < whentohangup))
whentohangup = diff;
}
- ast_mutex_unlock(&c[x]->lock);
+ ast_channel_unlock(c[x]);
}
/* Wait full interval */
rms = *ms;
@@ -1858,14 +1858,14 @@
void *data;
int res;
#endif
- ast_mutex_lock(&chan->lock);
+ ast_channel_lock(chan);
if (chan->masq) {
if (ast_do_masquerade(chan)) {
ast_log(LOG_WARNING, "Failed to perform masquerade\n");
f = NULL;
} else
f = &ast_null_frame;
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return f;
}
@@ -1873,7 +1873,7 @@
if (ast_test_flag(chan, AST_FLAG_ZOMBIE) || ast_check_hangup(chan)) {
if (chan->generator)
ast_deactivate_generator(chan);
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return NULL;
}
prestate = chan->_state;
@@ -1884,7 +1884,7 @@
chan->dtmff.subclass = chan->dtmfq[0];
/* Drop first digit */
memmove(chan->dtmfq, chan->dtmfq + 1, sizeof(chan->dtmfq) - 1);
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return &chan->dtmff;
}
@@ -1912,7 +1912,7 @@
ioctl(chan->timingfd, ZT_TIMERACK, &blah);
func = chan->timingfunc;
data = chan->timingdata;
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
if (func) {
#if 0
ast_log(LOG_DEBUG, "Calling private function\n");
@@ -1920,10 +1920,10 @@
func(data);
} else {
blah = 0;
- ast_mutex_lock(&chan->lock);
+ ast_channel_lock(chan);
ioctl(chan->timingfd, ZT_TIMERCONFIG, &blah);
chan->timingdata = NULL;
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
}
return &ast_null_frame;
} else
@@ -2313,28 +2313,28 @@
int res = -1;
struct ast_frame *f = NULL;
/* Stop if we're a zombie or need a soft hangup */
- ast_mutex_lock(&chan->lock);
+ ast_channel_lock(chan);
if (ast_test_flag(chan, AST_FLAG_ZOMBIE) || ast_check_hangup(chan)) {
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return -1;
}
/* Handle any pending masquerades */
if (chan->masq) {
if (ast_do_masquerade(chan)) {
ast_log(LOG_WARNING, "Failed to perform masquerade\n");
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return -1;
}
}
if (chan->masqr) {
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return 0;
}
if (chan->generatordata) {
if (ast_test_flag(chan, AST_FLAG_WRITE_INT))
ast_deactivate_generator(chan);
else {
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return 0;
}
}
@@ -2361,9 +2361,9 @@
break;
case AST_FRAME_DTMF:
ast_clear_flag(chan, AST_FLAG_BLOCKING);
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
res = do_senddigit(chan,fr->subclass);
- ast_mutex_lock(&chan->lock);
+ ast_channel_lock(chan);
CHECK_BLOCKING(chan);
break;
case AST_FRAME_TEXT:
@@ -2439,7 +2439,7 @@
else
chan->fout++;
}
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return res;
}
@@ -2468,7 +2468,7 @@
}
/* Now we have a good choice for both. */
- ast_mutex_lock(&chan->lock);
+ ast_channel_lock(chan);
*rawformat = native;
/* User perspective is fmt */
*format = fmt;
@@ -2482,7 +2482,7 @@
else
/* writing */
*trans = ast_translator_build_path(*rawformat, *format);
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
if (option_debug)
ast_log(LOG_DEBUG, "Set channel %s to %s format %s\n", chan->name,
direction ? "write" : "read", ast_getformatname(fmt));
@@ -3015,9 +3015,10 @@
while the features are nice, the cost is very high in terms of pure nastiness. XXX */
/* We need the clone's lock, too */
- ast_mutex_lock(&clone->lock);
-
- ast_log(LOG_DEBUG, "Got clone lock for masquerade on '%s' at %p\n", clone->name, &clone->lock);
+ ast_channel_lock(clone);
+
+ if (option_debug > 1)
+ ast_log(LOG_DEBUG, "Got clone lock for masquerade on '%s' at %p\n", clone->name, &clone->lock);
/* Having remembered the original read/write formats, we turn off any translation on either
one */
@@ -3116,7 +3117,7 @@
res = clone->tech->hangup(clone);
if (res) {
ast_log(LOG_WARNING, "Hangup failed! Strange things may happen!\n");
- ast_mutex_unlock(&clone->lock);
+ ast_channel_unlock(clone);
return -1;
}
@@ -3181,7 +3182,8 @@
/* Copy the music class */
ast_string_field_set(original, musicclass, clone->musicclass);
- ast_log(LOG_DEBUG, "Putting channel %s in %d/%d formats\n", original->name, wformat, rformat);
+ if (option_debug)
+ ast_log(LOG_DEBUG, "Putting channel %s in %d/%d formats\n", original->name, wformat, rformat);
/* Okay. Last thing is to let the channel driver know about all this mess, so he
can fix up everything as best as possible */
@@ -3190,7 +3192,7 @@
if (res) {
ast_log(LOG_WARNING, "Channel for type '%s' could not fixup channel %s\n",
original->tech->type, original->name);
- ast_mutex_unlock(&clone->lock);
+ ast_channel_unlock(clone);
return -1;
}
} else
@@ -3201,8 +3203,9 @@
a zombie so nothing tries to touch it. If it's already been marked as a
zombie, then free it now (since it already is considered invalid). */
if (ast_test_flag(clone, AST_FLAG_ZOMBIE)) {
- ast_log(LOG_DEBUG, "Destroying channel clone '%s'\n", clone->name);
- ast_mutex_unlock(&clone->lock);
+ if (option_debug)
+ ast_log(LOG_DEBUG, "Destroying channel clone '%s'\n", clone->name);
+ ast_channel_unlock(clone);
manager_event(EVENT_FLAG_CALL, "Hangup",
"Channel: %s\r\n"
"Uniqueid: %s\r\n"
@@ -3218,13 +3221,14 @@
ast_log(LOG_DEBUG, "Released clone lock on '%s'\n", clone->name);
ast_set_flag(clone, AST_FLAG_ZOMBIE);
ast_queue_frame(clone, &ast_null_frame);
- ast_mutex_unlock(&clone->lock);
+ ast_channel_unlock(clone);
}
/* Signal any blocker */
if (ast_test_flag(original, AST_FLAG_BLOCKING))
pthread_kill(original->blocker, SIGURG);
- ast_log(LOG_DEBUG, "Done Masquerading %s (%d)\n", original->name, original->_state);
+ if (option_debug)
+ ast_log(LOG_DEBUG, "Done Masquerading %s (%d)\n", original->name, original->_state);
return 0;
}
Modified: trunk/channels/chan_sip.c
URL: http://svn.digium.com/view/asterisk/trunk/channels/chan_sip.c?rev=20295&r1=20294&r2=20295&view=diff
==============================================================================
--- trunk/channels/chan_sip.c (original)
+++ trunk/channels/chan_sip.c Sat Apr 15 10:07:39 2006
@@ -1339,12 +1339,12 @@
/*! \brief Retransmit SIP message if no answer */
static int retrans_pkt(void *data)
{
- struct sip_pkt *pkt=data, *prev, *cur = NULL;
+ struct sip_pkt *pkt = data, *prev, *cur = NULL;
char iabuf[INET_ADDRSTRLEN];
int reschedule = DEFAULT_RETRANS;
- /* Lock channel */
- ast_channel_lock(&pkt->owner);
+ /* Lock channel PVT */
+ ast_mutex_lock(&pkt->owner->lock);
if (pkt->retrans < MAX_RETRANS) {
pkt->retrans++;
@@ -1381,7 +1381,7 @@
append_history(pkt->owner, "ReTx", "%d %s", reschedule, pkt->data);
__sip_xmit(pkt->owner, pkt->data, pkt->packetlen);
- ast_channel_unlock(&pkt->owner);
+ ast_mutex_unlock(&pkt->owner->lock);
return reschedule;
}
/* Too many retries */
@@ -1406,7 +1406,7 @@
ast_set_flag(&pkt->owner->flags[0], SIP_ALREADYGONE);
ast_log(LOG_WARNING, "Hanging up call %s - no reply to our critical packet.\n", pkt->owner->callid);
ast_queue_hangup(pkt->owner->owner);
- ast_mutex_unlock(&pkt->owner->owner->lock);
+ ast_channel_unlock(pkt->owner->owner);
} else {
/* If no channel owner, destroy now */
ast_set_flag(&pkt->owner->flags[0], SIP_NEEDDESTROY);
@@ -2153,10 +2153,10 @@
p->initid = -1;
if (p->owner) {
/* XXX fails on possible deadlock */
- if (!ast_mutex_trylock(&p->owner->lock)) {
+ if (!ast_channel_trylock(p->owner)) {
ast_log(LOG_NOTICE, "Auto-congesting %s\n", p->owner->name);
ast_queue_control(p->owner, AST_CONTROL_CONGESTION);
- ast_mutex_unlock(&p->owner->lock);
+ ast_channel_unlock(p->owner);
}
}
ast_mutex_unlock(&p->lock);
@@ -2284,12 +2284,12 @@
/* Unlink us from the owner if we have one */
if (p->owner) {
if (lockowner)
- ast_mutex_lock(&p->owner->lock);
+ ast_channel_lock(p->owner);
if (option_debug)
ast_log(LOG_DEBUG, "Detaching from %s\n", p->owner->name);
p->owner->tech_pvt = NULL;
if (lockowner)
- ast_mutex_unlock(&p->owner->lock);
+ ast_channel_unlock(p->owner);
}
/* Clear history */
if (p->history) {
@@ -6819,7 +6819,7 @@
/* Go ahead and lock it (and its owner) before returning */
ast_mutex_lock(&sip_pvt_ptr->lock);
if (sip_pvt_ptr->owner) {
- while(ast_mutex_trylock(&sip_pvt_ptr->owner->lock)) {
+ while(ast_channel_trylock(sip_pvt_ptr->owner)) {
ast_mutex_unlock(&sip_pvt_ptr->lock);
usleep(1);
ast_mutex_lock(&sip_pvt_ptr->lock);
@@ -9423,10 +9423,10 @@
return -1;
}
- ast_mutex_lock(&chan->lock);
+ ast_channel_lock(chan);
if (chan->tech != &sip_tech) {
ast_log(LOG_WARNING, "This function can only be used on SIP channels.\n");
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return -1;
}
@@ -9434,19 +9434,19 @@
/* If there is no private structure, this channel is no longer alive */
if (!p) {
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return -1;
}
content = get_header(&p->initreq, data);
if (ast_strlen_zero(content)) {
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return -1;
}
ast_copy_string(buf, content, len);
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return 0;
}
@@ -9589,10 +9589,10 @@
return -1;
}
- ast_mutex_lock(&chan->lock);
+ ast_channel_lock(chan);
if (chan->tech != &sip_tech) {
ast_log(LOG_WARNING, "This function can only be used on SIP channels.\n");
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return -1;
}
@@ -9600,7 +9600,7 @@
/* If there is no private structure, this channel is no longer alive */
if (!p) {
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return -1;
}
@@ -9617,10 +9617,10 @@
} else if (!strcasecmp(data, "peername")) {
ast_copy_string(buf, p->peername, len);
} else {
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return -1;
}
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return 0;
}
@@ -10421,9 +10421,9 @@
chan2 = d->chan2;
copy_request(&req, &d->req);
free(d);
- ast_mutex_lock(&chan1->lock);
+ ast_channel_lock(chan1);
ast_do_masquerade(chan1);
- ast_mutex_unlock(&chan1->lock);
+ ast_channel_unlock(chan1);
res = ast_park_call(chan1, chan2, 0, &ext);
/* Then hangup */
ast_hangup(chan2);
@@ -10472,15 +10472,15 @@
ast_copy_string(chan2m->context, chan2->context, sizeof(chan2m->context));
ast_copy_string(chan2m->exten, chan2->exten, sizeof(chan2m->exten));
chan2m->priority = chan2->priority;
- ast_mutex_lock(&chan2m->lock);
+ ast_channel_lock(chan2m);
if (ast_do_masquerade(chan2m)) {
ast_log(LOG_WARNING, "Masquerade failed :(\n");
- ast_mutex_unlock(&chan2m->lock);
+ ast_channel_unlock(chan2m);
chan2m->hangupcause = AST_CAUSE_SWITCH_CONGESTION;
ast_hangup(chan2m);
return -1;
}
- ast_mutex_unlock(&chan2m->lock);
+ ast_channel_unlock(chan2m);
if ((d = ast_calloc(1, sizeof(*d)))) {
/* Save original request for followup */
copy_request(&d->req, req);
@@ -10914,7 +10914,7 @@
build_route(p, req, 0);
if (c) {
/* Pre-lock the call */
- ast_mutex_lock(&c->lock);
+ ast_channel_lock(c);
}
}
@@ -10961,14 +10961,14 @@
if (res) {
/* Unlock locks so ast_hangup can do its magic */
- ast_mutex_unlock(&c->lock);
- ast_mutex_unlock(&p->lock);
+ ast_channel_unlock(c);
+ ast_channel_unlock(p);
ast_hangup(c);
ast_mutex_lock(&p->lock);
c = NULL;
}
} else { /* Pickup call in call group */
- ast_mutex_unlock(&c->lock);
+ ast_channel_unlock(c);
if (ast_pickup_call(c)) {
ast_log(LOG_NOTICE, "Nothing to pick up for %s\n", p->callid);
if (ast_test_flag(req, SIP_PKT_IGNORE))
@@ -11073,7 +11073,7 @@
ast_log(LOG_DEBUG,"202 Accepted (supervised)\n");
attempt_transfer(p, p->refer_call);
if (p->refer_call->owner)
- ast_mutex_unlock(&p->refer_call->owner->lock);
+ ast_channel_unlock(p->refer_call->owner);
ast_mutex_unlock(&p->refer_call->lock);
p->refer_call = NULL;
ast_set_flag(&p->flags[0], SIP_GOTREFER);
@@ -11089,14 +11089,14 @@
/* Must release c's lock now, because it will not longer
be accessible after the transfer! */
*nounlock = 1;
- ast_mutex_unlock(&c->lock);
+ ast_channel_unlock(c);
sip_park(transfer_to, c, req);
nobye = 1;
} else {
/* Must release c's lock now, because it will not longer
be accessible after the transfer! */
*nounlock = 1;
- ast_mutex_unlock(&c->lock);
+ ast_channel_unlock(c);
ast_async_goto(transfer_to,p->context, p->refer_to,1);
}
} else {
@@ -11725,7 +11725,7 @@
if (p) {
/* Go ahead and lock the owner if it has one -- we may need it */
/* becaues this is deadlock-prone, we need to try and unlock if failed */
- if (p->owner && ast_mutex_trylock(&p->owner->lock)) {
+ if (p->owner && ast_channel_trylock(p->owner)) {
ast_log(LOG_DEBUG, "Failed to grab lock, trying again...\n");
ast_mutex_unlock(&p->lock);
ast_mutex_unlock(&netlock);
@@ -11743,7 +11743,7 @@
}
if (p->owner && !nounlock)
- ast_mutex_unlock(&p->owner->lock);
+ ast_channel_unlock(p->owner);
ast_mutex_unlock(&p->lock);
}
ast_mutex_unlock(&netlock);
@@ -11872,7 +11872,7 @@
(t > sip->lastrtprx + sip->rtpholdtimeout))) {
/* Needs a hangup */
if (sip->rtptimeout) {
- while(sip->owner && ast_mutex_trylock(&sip->owner->lock)) {
+ while(sip->owner && ast_channel_trylock(sip->owner)) {
ast_mutex_unlock(&sip->lock);
usleep(1);
ast_mutex_lock(&sip->lock);
@@ -11881,7 +11881,7 @@
ast_log(LOG_NOTICE, "Disconnecting call '%s' for lack of RTP activity in %ld seconds\n", sip->owner->name, (long)(t - sip->lastrtprx));
/* Issue a softhangup */
ast_softhangup(sip->owner, AST_SOFTHANGUP_DEV);
- ast_mutex_unlock(&sip->owner->lock);
+ ast_channel_unlock(sip->owner);
}
}
}
@@ -13431,15 +13431,15 @@
ast_log(LOG_WARNING, "This application requires the argument: info, inband, rfc2833\n");
return 0;
}
- ast_mutex_lock(&chan->lock);
+ ast_channel_lock(chan);
if (chan->tech != &sip_tech) {
ast_log(LOG_WARNING, "Call this application only on SIP incoming calls\n");
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return 0;
}
p = chan->tech_pvt;
if (!p) {
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return 0;
}
ast_mutex_lock(&p->lock);
@@ -13466,7 +13466,7 @@
}
}
ast_mutex_unlock(&p->lock);
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return 0;
}
@@ -13474,7 +13474,7 @@
static int sip_addheader(struct ast_channel *chan, void *data)
{
int no = 0;
- int ok = 0;
+ int ok = FALSE;
char varbuf[30];
char *inbuf = (char *) data;
@@ -13482,7 +13482,7 @@
ast_log(LOG_WARNING, "This application requires the argument: Header\n");
return 0;
}
- ast_mutex_lock(&chan->lock);
+ ast_channel_lock(chan);
/* Check for headers */
while (!ok && no <= 50) {
@@ -13490,7 +13490,7 @@
snprintf(varbuf, sizeof(varbuf), "_SIPADDHEADER%.2d", no);
if( (pbx_builtin_getvar_helper(chan, (const char *) varbuf) == (const char *) NULL) )
- ok = 1;
+ ok = TRUE;
}
if (ok) {
pbx_builtin_setvar_helper (chan, varbuf, inbuf);
@@ -13499,7 +13499,7 @@
} else {
ast_log(LOG_WARNING, "Too many SIP headers added, max 50\n");
}
- ast_mutex_unlock(&chan->lock);
+ ast_channel_unlock(chan);
return 0;
}
Modified: trunk/include/asterisk/lock.h
URL: http://svn.digium.com/view/asterisk/trunk/include/asterisk/lock.h?rev=20295&r1=20294&r2=20295&view=diff
==============================================================================
--- trunk/include/asterisk/lock.h (original)
+++ trunk/include/asterisk/lock.h Sat Apr 15 10:07:39 2006
@@ -764,13 +764,27 @@
#ifndef DEBUG_CHANNEL_LOCKS
/*! \brief Lock a channel. If DEBUG_CHANNEL_LOCKS is defined
in the Makefile, print relevant output for debugging */
-#define ast_channel_lock(x) ast_mutex_lock(x->lock);
+#define ast_channel_lock(x) ast_mutex_lock(&x->lock)
/*! \brief Unlock a channel. If DEBUG_CHANNEL_LOCKS is defined
in the Makefile, print relevant output for debugging */
-#define ast_channel_unlock(x) ast_mutex_unlock(x->lock);
+#define ast_channel_unlock(x) ast_mutex_unlock(&x->lock)
/*! \brief Try locking a channel. If DEBUG_CHANNEL_LOCKS is defined
in the Makefile, print relevant output for debugging */
-#define ast_channel_trylock(x) ast_mutex_trylock(x->lock);
+#define ast_channel_trylock(x) ast_mutex_trylock(&x->lock)
+#else
+
+/*! \brief Lock AST channel (and print debugging output)
+\note You need to enable DEBUG_CHANNEL_LOCKS for this function */
+int ast_channel_lock(struct ast_channel *chan);
+
+/*! \brief Unlock AST channel (and print debugging output)
+\note You need to enable DEBUG_CHANNEL_LOCKS for this function
+*/
+int ast_channel_unlock(struct ast_channel *chan);
+
+/*! \brief Lock AST channel (and print debugging output)
+\note You need to enable DEBUG_CHANNEL_LOCKS for this function */
+int __ast_channel_trylock(struct ast_channel *chan);
#endif
#endif /* _ASTERISK_LOCK_H */
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