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/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <stdint.h>
#include <stdbool.h>
#include <string.h>
#include <sys/cdefs.h>
#include <system/graphics-base.h>
#include <cutils/native_handle.h>
__BEGIN_DECLS
#ifdef __cplusplus
#define ANDROID_NATIVE_UNSIGNED_CAST(x) static_cast<unsigned int>(x)
#else
#define ANDROID_NATIVE_UNSIGNED_CAST(x) ((unsigned int)(x))
#endif
#define ANDROID_NATIVE_MAKE_CONSTANT(a,b,c,d) \
((ANDROID_NATIVE_UNSIGNED_CAST(a) << 24) | \
(ANDROID_NATIVE_UNSIGNED_CAST(b) << 16) | \
(ANDROID_NATIVE_UNSIGNED_CAST(c) << 8) | \
(ANDROID_NATIVE_UNSIGNED_CAST(d)))
#define ANDROID_NATIVE_BUFFER_MAGIC ANDROID_NATIVE_MAKE_CONSTANT('_','b','f','r')
typedef struct android_native_base_t
{
/* a magic value defined by the actual EGL native type */
int magic;
/* the sizeof() of the actual EGL native type */
int version;
void* reserved[4];
/* reference-counting interface */
void (*incRef)(struct android_native_base_t* base);
void (*decRef)(struct android_native_base_t* base);
} android_native_base_t;
typedef struct android_native_rect_t
{
int32_t left;
int32_t top;
int32_t right;
int32_t bottom;
} android_native_rect_t;
typedef struct ANativeWindowBuffer
{
#ifdef __cplusplus
ANativeWindowBuffer() {
common.magic = ANDROID_NATIVE_BUFFER_MAGIC;
common.version = sizeof(ANativeWindowBuffer);
memset(common.reserved, 0, sizeof(common.reserved));
}
// Implement the methods that sp<ANativeWindowBuffer> expects so that it
// can be used to automatically refcount ANativeWindowBuffer's.
void incStrong(const void* /*id*/) const {
common.incRef(const_cast<android_native_base_t*>(&common));
}
void decStrong(const void* /*id*/) const {
common.decRef(const_cast<android_native_base_t*>(&common));
}
#endif
struct android_native_base_t common;
int width;
int height;
int stride;
int format;
int usage_deprecated;
uintptr_t layerCount;
void* reserved[1];
const native_handle_t* handle;
uint64_t usage;
// we needed extra space for storing the 64-bits usage flags
// the number of slots to use from reserved_proc depends on the
// architecture.
void* reserved_proc[8 - (sizeof(uint64_t) / sizeof(void*))];
} ANativeWindowBuffer_t;
typedef struct ANativeWindowBuffer ANativeWindowBuffer;
// Old typedef for backwards compatibility.
typedef ANativeWindowBuffer_t android_native_buffer_t;
__END_DECLS