1 /* 2 * Copyright (c) 2021-2022 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 FOUNDATION_ACE_FRAMEWORKS_BRIDGE_CODEC_STANDARD_CODEC_BUFFER_OPERATOR_H 17 #define FOUNDATION_ACE_FRAMEWORKS_BRIDGE_CODEC_STANDARD_CODEC_BUFFER_OPERATOR_H 18 19 #include <cstdint> 20 #include <vector> 21 22 #include "base/utils/macros.h" 23 #include "base/utils/noncopyable.h" 24 #include "frameworks/bridge/codec/byte_buffer_operator.h" 25 #include "frameworks/bridge/codec/codec_data.h" 26 27 namespace OHOS::Ace::Framework { 28 29 class ACE_EXPORT StandardCodecBufferReader final { 30 public: StandardCodecBufferReader(const std::vector<uint8_t> & buffer)31 explicit StandardCodecBufferReader(const std::vector<uint8_t>& buffer) : byteBufferReader_(buffer) {} 32 ~StandardCodecBufferReader() = default; 33 34 bool ReadData(CodecData& resultData); 35 bool ReadDataList(std::vector<CodecData>& resultDataList); 36 bool ReadMapSize(int32_t& size); 37 38 private: 39 bool ReadType(BufferDataType& type); 40 41 ByteBufferReader byteBufferReader_; 42 43 ACE_DISALLOW_COPY_AND_MOVE(StandardCodecBufferReader); 44 }; 45 46 class StandardCodecBufferWriter final { 47 public: StandardCodecBufferWriter(std::vector<uint8_t> & buffer)48 explicit StandardCodecBufferWriter(std::vector<uint8_t>& buffer) : byteBufferWriter_(buffer) {} 49 ~StandardCodecBufferWriter() = default; 50 51 void WriteData(const CodecData& data); 52 void WriteDataList(const std::vector<CodecData>& dataList); 53 54 private: 55 void WriteType(BufferDataType type); 56 57 ByteBufferWriter byteBufferWriter_; 58 59 ACE_DISALLOW_COPY_AND_MOVE(StandardCodecBufferWriter); 60 }; 61 62 } // namespace OHOS::Ace::Framework 63 64 #endif // FOUNDATION_ACE_FRAMEWORKS_BRIDGE_CODEC_STANDARD_CODEC_BUFFER_OPERATOR_H 65