libei/src/libeis-callback.h
2023-03-03 11:27:01 +10:00

64 lines
2.5 KiB
C

/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2020 Red Hat, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN callback WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#pragma once
#include "util-object.h"
#include "brei-shared.h"
struct eis;
struct eis_client;
struct eis_callback;
typedef void (*eis_callback_func)(struct eis_callback *callback, void *callback_data, uint32_t proto_data);
/* This is a protocol-only object, not exposed in the API */
struct eis_callback {
struct object object;
struct brei_object proto_object;
void *user_data; /* Note: user-data is attached to the object */
struct list link; /* for use by the callers, if needed */
eis_callback_func func;
void *callback_data; /* Note: callback-data is attached to the callback */
};
OBJECT_DECLARE_GETTER(eis_callback, context, struct eis *);
OBJECT_DECLARE_GETTER(eis_callback, client, struct eis_client *);
OBJECT_DECLARE_GETTER(eis_callback, id, object_id_t);
OBJECT_DECLARE_GETTER(eis_callback, version, uint32_t);
OBJECT_DECLARE_GETTER(eis_callback, proto_object, const struct brei_object *);
OBJECT_DECLARE_GETTER(eis_callback, interface, const struct eis_callback_interface *);
OBJECT_DECLARE_GETTER(eis_callback, user_data, void*);
OBJECT_DECLARE_SETTER(eis_callback, user_data, void*);
OBJECT_DECLARE_REF(eis_callback);
OBJECT_DECLARE_UNREF(eis_callback);
struct eis_callback *
eis_callback_new(struct eis_client *client, uint32_t new_id, uint32_t version);
struct eis_callback *
eis_callback_new_with_callback(struct eis_client *eis_client, eis_callback_func func, void *callback_data);