C++ (Cpp) pcmk_dbus_lookup_result Examples

Example #1

File: dbus.c Project: aspiers/pacemaker

static void
pcmk_dbus_lookup_cb(DBusPendingCall *pending, void *user_data)
{
    DBusMessage *reply = NULL;
    char *value = NULL;

    if(pending) {
        reply = dbus_pending_call_steal_reply(pending);
    }

    value = pcmk_dbus_lookup_result(reply, user_data);
    free(value);

    if(reply) {
        dbus_message_unref(reply);
    }
}

Example #2

File: dbus.c Project: tradej/pacemaker

char *
pcmk_dbus_get_property(
    DBusConnection *connection, const char *target, const char *obj, const gchar * iface, const char *name,
    void (*callback)(const char *name, const char *value, void *userdata), void *userdata, DBusPendingCall **pending,
    int timeout)
{
    DBusMessage *msg;
    const char *method = "GetAll";
    char *output = NULL;

    struct db_getall_data *query_data = NULL;

    /* char *state = pcmk_dbus_get_property(systemd_proxy, BUS_NAME, unit, BUS_NAME ".Unit", "ActiveState"); */

    crm_debug("Calling: %s on %s", method, target);
    msg = dbus_message_new_method_call(target, // target for the method call
                                       obj, // object to call on
                                       BUS_PROPERTY_IFACE, // interface to call on
                                       method); // method name

    if (NULL == msg) {
        crm_err("Call to %s failed: No message", method);
        return NULL;
    }

    CRM_LOG_ASSERT(dbus_message_append_args(msg, DBUS_TYPE_STRING, &iface, DBUS_TYPE_INVALID));

    query_data = malloc(sizeof(struct db_getall_data));
    if(query_data == NULL) {
        crm_err("Call to %s failed: malloc failed", method);
        return NULL;
    }

    query_data->target = strdup(target);
    query_data->object = strdup(obj);
    query_data->callback = callback;
    query_data->userdata = userdata;
    query_data->name = NULL;

    if(name) {
        query_data->name = strdup(name);
    }

    if(query_data->callback) {
        DBusPendingCall* _pending;
        _pending = pcmk_dbus_send(msg, connection, pcmk_dbus_lookup_cb, query_data, timeout);
        if (pending != NULL) {
            *pending = _pending;
        }

    } else {
        DBusMessage *reply = pcmk_dbus_send_recv(msg, connection, NULL, timeout);

        output = pcmk_dbus_lookup_result(reply, query_data);

        if(reply) {
            dbus_message_unref(reply);
        }
    }

    dbus_message_unref(msg);

    return output;
}