static struct ast_channel_tech lcr_tech;
-void lock_debug(char *text)
-{
- pthread_t tid = pthread_self();
-// printf("%s|%03x\n", text, ((tid>>6) | (tid>>3) | tid) & 0xfff); fflush(stdout);
- printf(" %s(%x) ", text, (int)tid); fflush(stdout);
-}
-
/*
* logging
*/
char ast_text[128] = "NULL";
va_list args;
- lock_debug("L+");
ast_mutex_lock(&log_lock);
- lock_debug("L-");
va_start(args,fmt);
vsnprintf(buffer,sizeof(buffer)-1,fmt,args);
if (ast)
strncpy(ast_text, ast->name, sizeof(ast_text)-1);
ast_text[sizeof(ast_text)-1] = '\0';
-
+
ast_log(type, file, line, function, "[call=%s ast=%s] %s", call_text, ast_text, buffer);
ast_mutex_unlock(&log_lock);
- lock_debug("l");
}
/*
{
union parameter newparam;
struct ast_channel *ast = call->ast;
- const char *tmp;
+// const char *tmp;
if (!call->ast || !call->ref)
return;
default:
newparam.setup.callerinfo.ntype = INFO_NTYPE_UNKNOWN;
}
- tmp = pbx_builtin_getvar_helper(ast, "LCR_TRANSFERCAPABILITY");
- if (tmp && *tmp)
- ast->transfercapability = atoi(tmp);
+#warning DISABLED DUE TO DOUBLE LOCKING PROBLEM
+// tmp = pbx_builtin_getvar_helper(ast, "LCR_TRANSFERCAPABILITY");
+// if (tmp && *tmp)
+// ast->transfercapability = atoi(tmp);
newparam.setup.capainfo.bearer_capa = ast->transfercapability;
newparam.setup.capainfo.bearer_mode = INFO_BMODE_CIRCUIT;
if (call->hdlc)
struct admin_list *admin;
struct admin_message msg;
- lock_debug("handle+");
if ((what & LCR_FD_READ)) {
/* read from socket */
- lock_debug("handle1");
len = read(lcr_sock, &msg, sizeof(msg));
- lock_debug("handle2");
if (len == 0) {
CERROR(NULL, NULL, "Socket closed.\n");
error:
CERROR(NULL, NULL, "Handling of socket failed - closing for some seconds.\n");
- lock_debug("handle3");
close_socket();
- lock_debug("handle4");
release_all_calls();
- lock_debug("handle5");
schedule_timer(&socket_retry, SOCKET_RETRY_TIMER, 0);
- lock_debug("handle-");
return 0;
}
if (len > 0) {
/* write to socket */
if (!admin_first) {
socket_fd.when &= ~LCR_FD_WRITE;
- lock_debug("handle-");
return 0;
}
- lock_debug("handle6");
admin = admin_first;
len = write(lcr_sock, &admin->msg, sizeof(msg));
- lock_debug("handle7");
if (len == 0) {
CERROR(NULL, NULL, "Socket closed.\n");
goto error;
goto error;
}
/* free head */
- lock_debug("handle8");
admin_first = admin->next;
free(admin);
global_change = 1;
}
}
- lock_debug("handle-");
return 0;
}
{
char byte;
- lock_debug("wake+");
read(wake_pipe[0], &byte, 1);
wake_global = 0;
- lock_debug("wake-");
return 0;
}
struct ast_frame fr;
char *p;
+again:
call = call_first;
while(call) {
p = call->queue_string;
ast = call->ast;
if (*p && ast) {
- lock_debug("A1+");
- ast_channel_lock(ast);
- lock_debug("A1-");
+ if (ast_channel_trylock(ast)) {
+ ast_mutex_unlock(&chan_lock);
+ usleep(1);
+ ast_mutex_lock(&chan_lock);
+ goto again;
+ }
while(*p) {
switch (*p) {
case 'T':
}
call->queue_string[0] = '\0';
ast_channel_unlock(ast);
- lock_debug("a1");
}
call = call->next;
}
void lock_chan(void)
{
- lock_debug("C+");
ast_mutex_lock(&chan_lock);
- lock_debug("C-");
}
void unlock_chan(void)
{
ast_mutex_unlock(&chan_lock);
- lock_debug("c");
}
/* chan_lcr thread */
/* open socket the first time */
handle_retry(NULL, NULL, 0);
- lock_debug("A2+");
ast_mutex_lock(&chan_lock);
- lock_debug("A2-");
while(!quit) {
handle_queue();
CERROR(NULL, NULL, "Thread exit.\n");
ast_mutex_unlock(&chan_lock);
- lock_debug("a2");
return NULL;
}
struct ast_channel *ast;
struct chan_call *call;
- lock_debug("A3+");
ast_mutex_lock(&chan_lock);
- lock_debug("A3-");
CDEBUG(NULL, NULL, "Received request from Asterisk. (data=%s)\n", (char *)data);
/* if socket is closed */
if (lcr_sock < 0) {
CERROR(NULL, NULL, "Rejecting call from Asterisk, because LCR not running.\n");
ast_mutex_unlock(&chan_lock);
- lock_debug("a3");
return NULL;
}
if (!call) {
/* failed to create instance */
ast_mutex_unlock(&chan_lock);
- lock_debug("a3");
return NULL;
}
free_call(call);
/* failed to create instance */
ast_mutex_unlock(&chan_lock);
- lock_debug("a3");
return NULL;
}
ast->tech = &lcr_tech;
apply_opt(call, (char *)opt);
ast_mutex_unlock(&chan_lock);
- lock_debug("a3");
return ast;
}
union parameter newparam;
struct chan_call *call;
- lock_debug("A4+");
ast_mutex_lock(&chan_lock);
- lock_debug("A4-");
call = ast->tech_pvt;
#ifdef LCR_FOR_CALLWEAVER
if (!call) {
CERROR(NULL, ast, "Received call from Asterisk, but call instance does not exist.\n");
ast_mutex_unlock(&chan_lock);
- lock_debug("a4");
return -1;
}
sizeof(call->cid_rdnis)-1);
ast_mutex_unlock(&chan_lock);
- lock_debug("a4");
return 0;
}
ast_playtones_start(ast,0,dtmf_tones[15], 0);
else {
/* not handled */
- ast_log(LOG_DEBUG, "Unable to handle DTMF tone "
+ CDEBUG(NULL, ast, "Unable to handle DTMF tone "
"'%c' for '%s'\n", digit, ast->name);
}
}
if (digit > 126 || digit < 32)
return 0;
- lock_debug("A5+");
ast_mutex_lock(&chan_lock);
- lock_debug("A5-");
call = ast->tech_pvt;
if (!call) {
CERROR(NULL, ast, "Received digit from Asterisk, but no call instance exists.\n");
ast_mutex_unlock(&chan_lock);
- lock_debug("a5");
return -1;
}
}
ast_mutex_unlock(&chan_lock);
- lock_debug("a5");
#ifdef LCR_FOR_ASTERISK
return 0;
struct chan_call *call;
#endif
- lock_debug("A6+");
ast_mutex_lock(&chan_lock);
- lock_debug("A6-");
call = ast->tech_pvt;
"Received digit from Asterisk, "
"but no call instance exists.\n");
ast_mutex_unlock(&chan_lock);
- lock_debug("a6");
return -1;
}
}
ast_mutex_unlock(&chan_lock);
- lock_debug("a6");
if (inband_dtmf) {
CDEBUG(call, ast, "-> sending '%c' inband.\n", digit);
union parameter newparam;
struct chan_call *call;
- lock_debug("A7+");
ast_mutex_lock(&chan_lock);
- lock_debug("A7-");
call = ast->tech_pvt;
if (!call) {
CERROR(NULL, ast, "Received answer from Asterisk, but no call instance exists.\n");
ast_mutex_unlock(&chan_lock);
- lock_debug("a7");
return -1;
}
// send_message(MESSAGE_ENABLEKEYPAD, call->ref, &newparam);
ast_mutex_unlock(&chan_lock);
- lock_debug("a7");
return 0;
}
pthread_t tid = pthread_self();
if (!pthread_equal(tid, chan_tid)) {
- lock_debug("H+");
ast_mutex_lock(&chan_lock);
- lock_debug("H-");
}
call = ast->tech_pvt;
if (!call) {
CERROR(NULL, ast, "Received hangup from Asterisk, but no call instance exists.\n");
if (!pthread_equal(tid, chan_tid)) {
ast_mutex_unlock(&chan_lock);
- lock_debug("h");
}
return -1;
}
free_call(call);
if (!pthread_equal(tid, chan_tid)) {
ast_mutex_unlock(&chan_lock);
- lock_debug("h");
}
return 0;
} else {
}
if (!pthread_equal(tid, chan_tid)) {
ast_mutex_unlock(&chan_lock);
- lock_debug("h");
}
return 0;
}
if (!(f->subclass & ast->nativeformats))
CDEBUG(NULL, ast, "Unexpected format.\n");
- lock_debug("A8+");
ast_mutex_lock(&chan_lock);
- lock_debug("A8-");
call = ast->tech_pvt;
if (!call) {
ast_mutex_unlock(&chan_lock);
- lock_debug("a8");
return -1;
}
if (call->bchannel && f->samples)
bchannel_transmit(call->bchannel, *((unsigned char **)&(f->data)), f->samples);
ast_mutex_unlock(&chan_lock);
- lock_debug("a8");
return 0;
}
struct chan_call *call;
int len;
- lock_debug("A9+");
ast_mutex_lock(&chan_lock);
- lock_debug("A9-");
call = ast->tech_pvt;
if (!call) {
ast_mutex_unlock(&chan_lock);
- lock_debug("a9");
return NULL;
}
if (call->pipe[0] > -1) {
if (call->rebuffer && !call->hdlc) {
/* Make sure we have a complete 20ms (160byte) frame */
- lock_debug("*1");
len=read(call->pipe[0],call->read_buff + call->framepos, 160 - call->framepos);
if (len > 0) {
call->framepos += len;
}
} else {
- lock_debug("*2");
len = read(call->pipe[0], call->read_buff, sizeof(call->read_buff));
}
- lock_debug("*3");
if (len < 0 && errno == EAGAIN) {
ast_mutex_unlock(&chan_lock);
- lock_debug("a9");
#ifdef LCR_FOR_ASTERISK
return &ast_null_frame;
call->pipe[0] = -1;
global_change = 1;
ast_mutex_unlock(&chan_lock);
- lock_debug("a9");
return NULL;
} else if (call->rebuffer && call->framepos < 160) {
/* Not a complete frame, so we send a null-frame */
ast_mutex_unlock(&chan_lock);
- lock_debug("a9");
return &ast_null_frame;
}
}
call->read_fr.delivery = ast_tv(0,0);
*((unsigned char **)&(call->read_fr.data)) = call->read_buff;
ast_mutex_unlock(&chan_lock);
- lock_debug("a9");
return &call->read_fr;
}
struct chan_call *call;
const struct tone_zone_sound *ts = NULL;
- lock_debug("A0+");
ast_mutex_lock(&chan_lock);
- lock_debug("A0-");
call = ast->tech_pvt;
if (!call) {
CERROR(NULL, ast, "Received indicate from Asterisk, but no call instance exists.\n");
ast_mutex_unlock(&chan_lock);
- lock_debug("a0");
return -1;
}
/* return */
ast_mutex_unlock(&chan_lock);
- lock_debug("a0");
return res;
}
return -1;
}
- lock_debug("Af+");
ast_mutex_lock(&chan_lock);
- lock_debug("Af-");
call = ast->tech_pvt;
if (!call) {
CERROR(NULL, ast, "Received fixup from Asterisk, but no call instance exists.\n");
ast_mutex_unlock(&chan_lock);
- lock_debug("af");
return -1;
}
CDEBUG(call, ast, "Received fixup from Asterisk.\n");
call->ast = ast;
ast_mutex_unlock(&chan_lock);
- lock_debug("af");
return 0;
}
struct chan_call *call;
union parameter newparam;
- lock_debug("At+");
ast_mutex_lock(&chan_lock);
- lock_debug("At-");
call = ast->tech_pvt;
if (!call) {
CERROR(NULL, ast, "Received send_text from Asterisk, but no call instance exists.\n");
ast_mutex_unlock(&chan_lock);
- lock_debug("at");
return -1;
}
strncpy(newparam.notifyinfo.display, text, sizeof(newparam.notifyinfo.display)-1);
send_message(MESSAGE_NOTIFY, call->ref, &newparam);
ast_mutex_unlock(&chan_lock);
- lock_debug("at");
return 0;
}
carr[1] = ast2;
/* join via dsp (if the channels are currently open) */
- lock_debug("Ab+");
ast_mutex_lock(&chan_lock);
- lock_debug("Ab-");
call1 = ast1->tech_pvt;
call2 = ast2->tech_pvt;
if (!call1 || !call2) {
CDEBUG(NULL, NULL, "Bridge, but we don't have two call instances, exitting.\n");
ast_mutex_unlock(&chan_lock);
- lock_debug("ab");
return AST_BRIDGE_COMPLETE;
}
}
ast_mutex_unlock(&chan_lock);
- lock_debug("ab");
while(1) {
to = -1;
CDEBUG(NULL, NULL, "Releasing bridge.\n");
/* split channels */
- lock_debug("Ab+");
ast_mutex_lock(&chan_lock);
- lock_debug("Ab-");
call1 = ast1->tech_pvt;
call2 = ast2->tech_pvt;
if (call1 && call1->bridge_id) {
call2->bridge_call = NULL;
ast_mutex_unlock(&chan_lock);
- lock_debug("ab");
return AST_BRIDGE_COMPLETE;
}
static struct ast_channel_tech lcr_tech = {
{
struct chan_call *call;
- lock_debug("Ae+");
ast_mutex_lock(&chan_lock);
- lock_debug("Ae-");
#ifdef LCR_FOR_ASTERISK
CDEBUG(NULL, ast, "Received lcr_config (data=%s)\n", (char *)data);
CERROR(NULL, ast, "lcr_config app not called by chan_lcr channel.\n");
ast_mutex_unlock(&chan_lock);
- lock_debug("ae");
return 0;
}
hae
{
int res;
- lock_debug("U+");
ast_mutex_lock(&usecnt_lock);
- lock_debug("U-");
res = usecnt;
ast_mutex_unlock(&usecnt_lock);
- lock_debug("u");
return res;
}
#endif