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_V1_0_DISPLAY_BUFFER_HDI_IMPL_H 17 #define OHOS_HDI_DISPLAY_V1_0_DISPLAY_BUFFER_HDI_IMPL_H 18 19 #include <iremote_object.h> 20 #include "buffer_handle.h" 21 #include "v1_0/display_buffer_type.h" 22 #include "v1_0/iallocator.h" 23 #include "v1_0/imapper.h" 24 #include "v1_0/include/idisplay_buffer.h" 25 26 namespace OHOS { 27 namespace HDI { 28 namespace Display { 29 namespace Buffer { 30 namespace V1_0 { 31 class DisplayBufferHdiImpl : public IDisplayBuffer { 32 public: 33 explicit DisplayBufferHdiImpl(bool isAllocLocal = false); 34 virtual ~DisplayBufferHdiImpl(); 35 36 bool AddDeathRecipient(const sptr<IRemoteObject::DeathRecipient>& recipient) override; 37 bool RemoveDeathRecipient() override; 38 int32_t AllocMem(const AllocInfo& info, BufferHandle*& handle) const override; 39 void FreeMem(const BufferHandle& handle) const override; 40 void *Mmap(const BufferHandle& handle) const override; 41 int32_t Unmap(const BufferHandle& handle) const override; 42 int32_t FlushCache(const BufferHandle& handle) const override; 43 int32_t InvalidateCache(const BufferHandle& handle) const override; 44 int32_t IsSupportedAlloc( 45 const std::vector<VerifyAllocInfo>& infos, std::vector<bool>& supporteds) const override; 46 47 private: 48 static constexpr uint32_t WAIT_TIME_INTERVAL = 1000; 49 sptr<IAllocator> allocator_; 50 sptr<IMapper> mapper_; 51 sptr<IRemoteObject::DeathRecipient> recipient_; 52 }; 53 } // namespace V1_0 54 } // namespace Buffer 55 } // namespace Display 56 } // namespace HDI 57 } // namespace OHOS 58 59 #endif // OHOS_HDI_DISPLAY_V1_0_DISPLAY_BUFFER_HDI_IMPL_H 60