static int pickup_exec(struct ast_channel *chan, void *data)
{
int res = 0;
struct localuser *u = NULL;
struct ast_channel *origin = NULL, *target = NULL;
char *tmp = NULL, *exten = NULL, *context = NULL, *rest=data;
char workspace[256] = "";
const char *tmp2 = NULL;
if (ast_strlen_zero(data)) {
ast_log(LOG_WARNING, "Pickup requires an argument (extension) !\n");
return -1;
}
LOCAL_USER_ADD(u);
while (!target && (exten = rest) ) {
res = 0;
rest = strchr(exten, '&');
if (rest)
*rest++ = 0;
/* Get the extension and context if present */
context = strchr(exten, '@');
if (context)
*context++ = '\0';
/* If the context is the pickup mark, iterate through all channels finding the right origin one */
if (!strcmp(context, PICKUPMARK)) {
while ((origin = ast_channel_walk_locked(origin))) {
if (origin) {
tmp2 = pbx_builtin_getvar_helper(origin, PICKUPMARK);
if (tmp2 && !strcmp(tmp2, exten))
break;
ast_mutex_unlock(&origin->lock);
}
}
} else {
/* Use the classic mode of searching */
origin = ast_get_channel_by_exten_locked(exten, context);
}
if (origin) {
ast_cdr_getvar(origin->cdr, "dstchannel", &tmp, workspace,
sizeof(workspace), 0, 0);
if (tmp) {
/* We have a possible channel... now we need to find it! */
target = ast_get_channel_by_name_locked(tmp);
} else {
ast_log(LOG_NOTICE, "No target channel found for %s.\n", exten);
res = -1;
}
ast_mutex_unlock(&origin->lock);
} else {
ast_log(LOG_DEBUG, "No originating channel found.\n");
}
if (res)
continue;
if (target && (!target->pbx) && ((target->_state == AST_STATE_RINGING) || (target->_state == AST_STATE_RING) ) ) {
ast_log(LOG_DEBUG, "Call pickup on chan '%s' by '%s'\n", target->name,
chan->name);
res = ast_answer(chan);
if (res) {
ast_log(LOG_WARNING, "Unable to answer '%s'\n", chan->name);
res = -1;
break;
}
res = ast_queue_control(chan, AST_CONTROL_ANSWER);
if (res) {
ast_log(LOG_WARNING, "Unable to queue answer on '%s'\n",
chan->name);
res = -1;
break;
}
res = ast_channel_masquerade(target, chan);
if (res) {
ast_log(LOG_WARNING, "Unable to masquerade '%s' into '%s'\n", chan->name, target->name);
res = -1;
break;
}
} else {
ast_log(LOG_NOTICE, "No call pickup possible for %s...\n", exten);
res = -1;
}
}
if (target)
ast_mutex_unlock(&target->lock);
LOCAL_USER_REMOVE(u);
return res;
}
static int pickup_exec(struct ast_channel *chan, void *data)
{
int res = 0;
struct localuser *u = NULL;
struct ast_channel *origin = NULL, *target = NULL;
char *tmp = NULL, *exten = NULL, *context = NULL;
char workspace[256] = "";
if (ast_strlen_zero(data)) {
ast_log(LOG_WARNING, "Pickup requires an argument (extension) !\n");
return -1;
}
LOCAL_USER_ADD(u);
/* Get the extension and context if present */
exten = data;
context = strchr(data, '@');
if (context) {
*context = '\0';
context++;
}
/* Find a channel to pickup */
origin = ast_get_channel_by_exten_locked(exten, context);
if (origin && origin->cdr) {
ast_cdr_getvar(origin->cdr, "dstchannel", &tmp, workspace,
sizeof(workspace), 0);
if (tmp) {
/* We have a possible channel... now we need to find it! */
target = ast_get_channel_by_name_locked(tmp);
} else {
ast_log(LOG_DEBUG, "No target channel found.\n");
res = -1;
}
ast_mutex_unlock(&origin->lock);
} else {
if (origin)
ast_mutex_unlock(&origin->lock);
ast_log(LOG_DEBUG, "No originating channel found.\n");
}
if (res)
goto out;
if (target && (!target->pbx) && ((target->_state == AST_STATE_RINGING) || (target->_state == AST_STATE_RING))) {
ast_log(LOG_DEBUG, "Call pickup on chan '%s' by '%s'\n", target->name,
chan->name);
res = ast_answer(chan);
if (res) {
ast_log(LOG_WARNING, "Unable to answer '%s'\n", chan->name);
res = -1;
goto out;
}
res = ast_queue_control(chan, AST_CONTROL_ANSWER);
if (res) {
ast_log(LOG_WARNING, "Unable to queue answer on '%s'\n",
chan->name);
res = -1;
goto out;
}
res = ast_channel_masquerade(target, chan);
if (res) {
ast_log(LOG_WARNING, "Unable to masquerade '%s' into '%s'\n", chan->name, target->name);
res = -1;
goto out;
}
} else {
ast_log(LOG_DEBUG, "No call pickup possible...\n");
res = -1;
}
/* Done */
out:
if (target)
ast_mutex_unlock(&target->lock);
LOCAL_USER_REMOVE(u);
return res;
}