/** Prepare a request to be sent to the compositor
*
* \param proxy The proxy object
* \param opcode Opcode of the request to be sent
* \param args Extra arguments for the given request
*
* Translates the request given by opcode and the extra arguments into the
* wire format and write it to the connection buffer. This version takes an
* array of the union type wl_argument.
*
* \note This is intended to be used by language bindings and not in
* non-generated code.
*
* \sa wl_proxy_marshal()
*
* \memberof wl_proxy
*/
WL_EXPORT void
wl_proxy_marshal_array(struct wl_proxy *proxy, uint32_t opcode,
union wl_argument *args)
{
struct wl_closure *closure;
pthread_mutex_lock(&proxy->display->mutex);
closure = wl_closure_marshal(&proxy->object, opcode, args,
&proxy->object.interface->methods[opcode]);
if (closure == NULL) {
fprintf(stderr, "Error marshalling request\n");
abort();
}
if (wl_debug)
wl_closure_print(closure, &proxy->object, true);
if (wl_closure_send(closure, proxy->display->connection)) {
fprintf(stderr, "Error sending request: %m\n");
abort();
}
wl_closure_destroy(closure);
pthread_mutex_unlock(&proxy->display->mutex);
}
struct wl_closure *
wl_closure_vmarshal(struct wl_object *sender, uint32_t opcode, va_list ap,
const struct wl_message *message)
{
union wl_argument args[WL_CLOSURE_MAX_ARGS];
wl_argument_from_va_list(message->signature, args,
WL_CLOSURE_MAX_ARGS, ap);
return wl_closure_marshal(sender, opcode, args, message);
}
/** Prepare a request to be sent to the compositor
*
* \param proxy The proxy object
* \param opcode Opcode of the request to be sent
* \param args Extra arguments for the given request
* \param interface The interface to use for the new proxy
*
* Translates the request given by opcode and the extra arguments into the
* wire format and write it to the connection buffer. This version takes an
* array of the union type wl_argument.
*
* For new-id arguments, this function will allocate a new wl_proxy
* and send the ID to the server. The new wl_proxy will be returned
* on success or NULL on errror with errno set accordingly.
*
* \note This is intended to be used by language bindings and not in
* non-generated code.
*
* \sa wl_proxy_marshal()
*
* \memberof wl_proxy
*/
WL_EXPORT struct wl_proxy *
wl_proxy_marshal_array_constructor(struct wl_proxy *proxy,
uint32_t opcode, union wl_argument *args,
const struct wl_interface *interface)
{
struct wl_closure *closure;
struct wl_proxy *new_proxy = NULL;
const struct wl_message *message;
pthread_mutex_lock(&proxy->display->mutex);
message = &proxy->object.interface->methods[opcode];
if (interface) {
new_proxy = create_outgoing_proxy(proxy, message,
args, interface);
if (new_proxy == NULL)
goto err_unlock;
}
closure = wl_closure_marshal(&proxy->object, opcode, args, message);
if (closure == NULL) {
wl_log("Error marshalling request: %m\n");
abort();
}
if (debug_client)
wl_closure_print(closure, &proxy->object, true);
if (wl_closure_send(closure, proxy->display->connection)) {
wl_log("Error sending request: %m\n");
abort();
}
wl_closure_destroy(closure);
err_unlock:
pthread_mutex_unlock(&proxy->display->mutex);
return new_proxy;
}