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// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
// 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.
#ifndef GRALLOC_ANDROID
#define GRALLOC_ANDROID
#include <hardware/gralloc.h>
#ifdef HAVE_GRALLOC1
# include <hardware/gralloc1.h>
#endif
#include <unistd.h> // for close()
class GrallocModule
{
public:
static GrallocModule *getInstance();
int lock(buffer_handle_t handle, int usage, int left, int top, int width, int height, void **vaddr);
int unlock(buffer_handle_t handle);
private:
GrallocModule();
uint8_t m_major_version;
const gralloc_module_t *m_module;
#ifdef HAVE_GRALLOC1
gralloc1_device_t *m_gralloc1_device = nullptr;
GRALLOC1_PFN_LOCK m_gralloc1_lock = nullptr;
GRALLOC1_PFN_UNLOCK m_gralloc1_unlock = nullptr;
#endif
};
#endif // GRALLOC_ANDROID