static int unsubscribe(struct stasis_app *app, const char *kind, const char *id, int terminate)
{
RAII_VAR(struct app_forwards *, forwards, NULL, ao2_cleanup);
SCOPED_AO2LOCK(lock, app->forwards);
forwards = ao2_find(app->forwards, id, OBJ_SEARCH_KEY | OBJ_NOLOCK);
if (!forwards) {
ast_debug(3, "App '%s' not subscribed to %s '%s'\n", app->name, kind, id);
return -1;
}
forwards->interested--;
ast_debug(3, "%s '%s': is %d interested in %s\n", kind, id, forwards->interested, app->name);
if (forwards->interested == 0 || terminate) {
/* No one is interested any more; unsubscribe */
ast_debug(3, "%s '%s' unsubscribed from %s\n", kind, id, app->name);
forwards_unsubscribe(forwards);
ao2_find(app->forwards, forwards,
OBJ_POINTER | OBJ_NOLOCK | OBJ_UNLINK |
OBJ_NODATA);
if (!strcmp(kind, "endpoint")) {
messaging_app_unsubscribe_endpoint(app->name, id);
}
}
return 0;
}
static int unsubscribe(struct stasis_app *app, const char *kind, const char *id, int terminate)
{
struct app_forwards *forwards;
if (!id) {
if (!strcmp(kind, "bridge")) {
id = BRIDGE_ALL;
} else if (!strcmp(kind, "channel")) {
id = CHANNEL_ALL;
} else if (!strcmp(kind, "endpoint")) {
id = ENDPOINT_ALL;
} else {
ast_log(LOG_WARNING, "Unknown subscription kind '%s'\n", kind);
return -1;
}
}
ao2_lock(app->forwards);
forwards = ao2_find(app->forwards, id, OBJ_SEARCH_KEY | OBJ_NOLOCK);
if (!forwards) {
ao2_unlock(app->forwards);
ast_debug(3, "App '%s' not subscribed to %s '%s'\n", app->name, kind, id);
return -1;
}
forwards->interested--;
ast_debug(3, "%s '%s': is %d interested in %s\n", kind, id, forwards->interested, app->name);
if (forwards->interested == 0 || terminate) {
/* No one is interested any more; unsubscribe */
ast_debug(3, "%s '%s' unsubscribed from %s\n", kind, id, app->name);
forwards_unsubscribe(forwards);
ao2_find(app->forwards, forwards,
OBJ_POINTER | OBJ_NOLOCK | OBJ_UNLINK |
OBJ_NODATA);
if (!strcmp(kind, "endpoint")) {
messaging_app_unsubscribe_endpoint(app->name, id);
}
}
ao2_unlock(app->forwards);
ao2_ref(forwards, -1);
return 0;
}
