mirror of
https://gitlab.freedesktop.org/libinput/libei.git
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e0d60b062c
Leftover from an earlier version before callback and pingpong were split into separate interfaces.
62 lines
2.3 KiB
C
62 lines
2.3 KiB
C
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/* SPDX-License-Identifier: MIT */
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/*
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* Copyright © 2020 Red Hat, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN callback WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#pragma once
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#include "util-object.h"
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#include "util-list.h"
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#include "brei-shared.h"
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struct ei;
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struct ei_callback;
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typedef void (*ei_callback_func)(struct ei_callback *callback,
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void *callback_data,
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uint64_t proto_data);
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/* This is a protocol-only object, not exposed in the API */
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struct ei_callback {
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struct object object;
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struct brei_object proto_object;
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void *user_data; /* Note: user-data is attached to the object */
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struct list link; /* for use by the callers, if needed */
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ei_callback_func func;
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void *callback_data; /* Note: callback-data is attached to the callback */
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};
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OBJECT_DECLARE_GETTER(ei_callback, context, struct ei*);
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OBJECT_DECLARE_GETTER(ei_callback, proto_object, const struct brei_object *);
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OBJECT_DECLARE_GETTER(ei_callback, id, object_id_t);
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OBJECT_DECLARE_GETTER(ei_callback, version, uint32_t);
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OBJECT_DECLARE_GETTER(ei_callback, interface, const struct ei_callback_interface *);
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OBJECT_DECLARE_GETTER(ei_callback, user_data, void *);
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OBJECT_DECLARE_SETTER(ei_callback, user_data, void *);
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OBJECT_DECLARE_REF(ei_callback);
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OBJECT_DECLARE_UNREF(ei_callback);
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struct ei_callback *
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ei_callback_new(struct ei *ei, ei_callback_func func, void *callback_data);
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