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 #include "ext_wstream.h" 17 #include "image_log.h" 18 19 #undef LOG_DOMAIN 20 #define LOG_DOMAIN LOG_TAG_DOMAIN_ID_PLUGIN 21 22 #undef LOG_TAG 23 #define LOG_TAG "ExtWStream" 24 25 namespace { 26 constexpr static size_t SIZE_ZERO = 0; 27 } 28 namespace OHOS { 29 namespace ImagePlugin { 30 ExtWStream(OutputDataStream * stream)31ExtWStream::ExtWStream(OutputDataStream *stream) : stream_(stream) 32 { 33 } 34 write(const void * buffer,size_t size)35bool ExtWStream::write(const void* buffer, size_t size) __attribute__((no_sanitize("cfi"))) 36 { 37 if (stream_ == nullptr) { 38 IMAGE_LOGE("ExtWStream::write stream is nullptr"); 39 return false; 40 } 41 return stream_->Write(static_cast<const uint8_t*>(buffer), size); 42 } 43 flush()44void ExtWStream::flush() 45 { 46 if (stream_ == nullptr) { 47 IMAGE_LOGE("ExtWStream::flush stream is nullptr"); 48 return; 49 } 50 stream_->Flush(); 51 } 52 bytesWritten() const53size_t ExtWStream::bytesWritten() const 54 { 55 if (stream_ == nullptr) { 56 IMAGE_LOGE("ExtWStream::bytesWritten stream is nullptr"); 57 return SIZE_ZERO; 58 } 59 size_t written = SIZE_ZERO; 60 stream_->GetCurrentSize(written); 61 return written; 62 } 63 } // namespace ImagePlugin 64 } // namespace OHOS 65