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      1 /*
      2  * Copyright 2016 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #ifndef ANDROID_HARDWARE_GRAPHICS_ALLOCATOR_V2_0_GRALLOC0ALLOCATOR_H
     18 #define ANDROID_HARDWARE_GRAPHICS_ALLOCATOR_V2_0_GRALLOC0ALLOCATOR_H
     19 
     20 #include <android/hardware/graphics/allocator/2.0/IAllocator.h>
     21 #include <android/hardware/graphics/mapper/2.0/IMapper.h>
     22 #include <hardware/gralloc.h>
     23 
     24 namespace android {
     25 namespace hardware {
     26 namespace graphics {
     27 namespace allocator {
     28 namespace V2_0 {
     29 namespace implementation {
     30 
     31 using android::hardware::graphics::mapper::V2_0::IMapper;
     32 using android::hardware::graphics::mapper::V2_0::BufferDescriptor;
     33 using android::hardware::graphics::mapper::V2_0::Error;
     34 
     35 class Gralloc0Allocator : public IAllocator {
     36    public:
     37     Gralloc0Allocator(const hw_module_t* module);
     38     virtual ~Gralloc0Allocator();
     39 
     40     // IAllocator interface
     41     Return<void> dumpDebugInfo(dumpDebugInfo_cb hidl_cb) override;
     42     Return<void> allocate(const BufferDescriptor& descriptor, uint32_t count,
     43                           allocate_cb hidl_cb) override;
     44 
     45    private:
     46     Error allocateOne(const IMapper::BufferDescriptorInfo& info,
     47                       buffer_handle_t* outBuffer, uint32_t* outStride);
     48 
     49     alloc_device_t* mDevice;
     50 };
     51 
     52 }  // namespace implementation
     53 }  // namespace V2_0
     54 }  // namespace allocator
     55 }  // namespace graphics
     56 }  // namespace hardware
     57 }  // namespace android
     58 
     59 #endif  // ANDROID_HARDWARE_GRAPHICS_ALLOCATOR_V2_0_GRALLOC0ALLOCATOR_H
     60