1 /* 2 * Copyright (c) 2023 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef OHOS_HDI_DISPLAY_BUFFER_V1_0_MAPPER_SERVICE_H 17 #define OHOS_HDI_DISPLAY_BUFFER_V1_0_MAPPER_SERVICE_H 18 19 #include "idisplay_buffer_vdi.h" 20 #include "v1_2/display_buffer_type.h" 21 #include "v1_3/imapper.h" 22 #include <mutex> 23 24 namespace OHOS { 25 namespace HDI { 26 namespace Display { 27 namespace Buffer { 28 namespace V1_0 { 29 using OHOS::HDI::Display::Buffer::V1_2::IDisplayBufferVdi; 30 using OHOS::HDI::Display::Buffer::V1_2::CreateDisplayBufferVdiFunc; 31 using OHOS::HDI::Display::Buffer::V1_2::DestroyDisplayBufferVdiFunc; 32 class MapperService : public Buffer::V1_3::IMapper { 33 public: 34 MapperService(); 35 virtual ~MapperService(); 36 37 int32_t FreeMem(const sptr<NativeBuffer>& handle) override; 38 int32_t Mmap(const sptr<NativeBuffer>& handle) override; 39 int32_t Unmap(const sptr<NativeBuffer>& handle) override; 40 int32_t FlushCache(const sptr<NativeBuffer>& handle) override; 41 int32_t InvalidateCache(const sptr<NativeBuffer>& handle) override; 42 int32_t GetImageLayout(const sptr<NativeBuffer>& handle, V1_2::ImageLayout& layout) override; 43 int32_t AllocMem(const AllocInfo& info, sptr<NativeBuffer>& handle) override; 44 int32_t IsSupportAllocPassthrough(const AllocInfo& info) override; 45 int32_t ReAllocMem(const OHOS::HDI::Display::Buffer::V1_0::AllocInfo& info, 46 const sptr<NativeBuffer>& inHandle, sptr<NativeBuffer>& outHandle) override; 47 48 private: 49 int32_t LoadVdi(); 50 void FreeMemVdi(BufferHandle* handle); 51 std::mutex mutex_; 52 void* libHandle_; 53 IDisplayBufferVdi* vdiImpl_; 54 CreateDisplayBufferVdiFunc createVdi_; 55 DestroyDisplayBufferVdiFunc destroyVdi_; 56 }; 57 } // namespace V1_0 58 } // namespace Buffer 59 } // namespace Display 60 } // namespace HDI 61 } // namespace OHOS 62 63 #endif // OHOS_HDI_DISPLAY_BUFFER_V1_0_MAPPER_SERVICE_H 64