mirror of
https://github.com/thorvg/thorvg.git
synced 2025-06-13 19:44:28 +00:00
37e39866dd
fix the memory leak in the corner case detected by tvg test suites @Issue: https://github.com/Samsung/thorvg/issues/995
137 lines
3.6 KiB
C++
137 lines
3.6 KiB
C++
/*
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* Copyright (c) 2021 Samsung Electronics Co., Ltd. All rights reserved.
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include "tvgCommon.h"
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#include "tvgSaveModule.h"
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#ifdef THORVG_TVG_SAVER_SUPPORT
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#include "tvgTvgSaver.h"
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#endif
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/************************************************************************/
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/* Internal Class Implementation */
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/************************************************************************/
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struct Saver::Impl
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{
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SaveModule* saveModule = nullptr;
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~Impl()
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{
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if (saveModule) delete(saveModule);
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}
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};
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static SaveModule* _find(FileType type)
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{
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switch(type) {
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case FileType::Tvg: {
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#ifdef THORVG_TVG_SAVER_SUPPORT
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return new TvgSaver;
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#endif
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break;
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}
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default: {
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break;
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}
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}
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#ifdef THORVG_LOG_ENABLED
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const char *format;
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switch(type) {
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case FileType::Tvg: {
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format = "TVG";
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break;
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}
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default: {
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format = "???";
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break;
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}
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}
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TVGLOG("SAVER", "%s format is not supported", format);
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#endif
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return nullptr;
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}
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static SaveModule* _find(const string& path)
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{
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auto ext = path.substr(path.find_last_of(".") + 1);
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if (!ext.compare("tvg")) {
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return _find(FileType::Tvg);
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}
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return nullptr;
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}
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/************************************************************************/
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/* External Class Implementation */
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/************************************************************************/
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Saver::Saver() : pImpl(new Impl())
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{
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}
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Saver::~Saver()
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{
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delete(pImpl);
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}
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Result Saver::save(std::unique_ptr<Paint> paint, const string& path, bool compress) noexcept
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{
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//Already on saving an other resource.
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if (pImpl->saveModule) return Result::InsufficientCondition;
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auto p = paint.release();
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if (!p) return Result::MemoryCorruption;
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if (auto saveModule = _find(path)) {
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if (saveModule->save(p, path, compress)) {
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pImpl->saveModule = saveModule;
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return Result::Success;
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} else {
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delete(p);
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delete(saveModule);
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return Result::Unknown;
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}
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}
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delete(p);
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return Result::NonSupport;
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}
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Result Saver::sync() noexcept
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{
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if (!pImpl->saveModule) return Result::InsufficientCondition;
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pImpl->saveModule->close();
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delete(pImpl->saveModule);
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pImpl->saveModule = nullptr;
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return Result::Success;
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}
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unique_ptr<Saver> Saver::gen() noexcept
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{
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return unique_ptr<Saver>(new Saver);
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}
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