static void
va_list_wrapper(const char *signature, union wl_argument *args, int count, ...)
{
va_list ap;
va_start(ap, count);
wl_argument_from_va_list(signature, args, count, ap);
va_end(ap);
}
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 ... 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.
*
* The example below creates a proxy object with the wl_surface_interface
* using a wl_compositor factory interface and sends the
* \c compositor.create_surface request using \ref wl_proxy_marshal(). Note
* the \c id is the extra argument to the request as specified by the
* protocol.
*
* \code
* id = wl_proxy_create((struct wl_proxy *) wl_compositor,
* &wl_surface_interface);
* wl_proxy_marshal((struct wl_proxy *) wl_compositor,
* WL_COMPOSITOR_CREATE_SURFACE, id);
* \endcode
*
* \note This should not normally be used by non-generated code.
*
* \sa wl_proxy_create()
*
* \memberof wl_proxy
*/
WL_EXPORT void
wl_proxy_marshal(struct wl_proxy *proxy, uint32_t opcode, ...)
{
union wl_argument args[WL_CLOSURE_MAX_ARGS];
va_list ap;
va_start(ap, opcode);
wl_argument_from_va_list(proxy->object.interface->methods[opcode].signature,
args, WL_CLOSURE_MAX_ARGS, ap);
va_end(ap);
wl_proxy_marshal_array(proxy, opcode, args);
}
/** Prepare a request to be sent to the compositor
*
* \param proxy The proxy object
* \param opcode Opcode of the request to be sent
* \param interface The interface to use for the new proxy
* \param ... Extra arguments for the given request
* \return A new wl_proxy for the new_id argument or NULL on error
*
* Translates the request given by opcode and the extra arguments into the
* wire format and write it to the connection buffer.
*
* 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 should not normally be used by non-generated code.
*
* \memberof wl_proxy
*/
WL_EXPORT struct wl_proxy *
wl_proxy_marshal_constructor(struct wl_proxy *proxy, uint32_t opcode,
const struct wl_interface *interface, ...)
{
union wl_argument args[WL_CLOSURE_MAX_ARGS];
va_list ap;
va_start(ap, interface);
wl_argument_from_va_list(proxy->object.interface->methods[opcode].signature,
args, WL_CLOSURE_MAX_ARGS, ap);
va_end(ap);
return wl_proxy_marshal_array_constructor(proxy, opcode,
args, interface);
}
