Mercurial > hg > orthanc
view Core/Images/FontRegistry.cpp @ 3771:74889e6f6d68
fix memory issues if parsing invalid DICOM file
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 17 Mar 2020 19:19:48 +0100 |
parents | 2a170a8f1faf |
children | e3b3af80732d |
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/** * Orthanc - A Lightweight, RESTful DICOM Store * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * Copyright (C) 2017-2020 Osimis S.A., Belgium * * This program is free software: you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation, either version 3 of the * License, or (at your option) any later version. * * In addition, as a special exception, the copyright holders of this * program give permission to link the code of its release with the * OpenSSL project's "OpenSSL" library (or with modified versions of it * that use the same license as the "OpenSSL" library), and distribute * the linked executables. You must obey the GNU General Public License * in all respects for all of the code used other than "OpenSSL". If you * modify file(s) with this exception, you may extend this exception to * your version of the file(s), but you are not obligated to do so. If * you do not wish to do so, delete this exception statement from your * version. If you delete this exception statement from all source files * in the program, then also delete it here. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. **/ #include "../PrecompiledHeaders.h" #include "FontRegistry.h" #include "../OrthancException.h" #include <memory> namespace Orthanc { FontRegistry::~FontRegistry() { for (Fonts::iterator it = fonts_.begin(); it != fonts_.end(); ++it) { delete *it; } } void FontRegistry::AddFromMemory(const std::string& font) { std::unique_ptr<Font> f(new Font); f->LoadFromMemory(font); fonts_.push_back(f.release()); } #if ORTHANC_SANDBOXED == 0 void FontRegistry::AddFromFile(const std::string& path) { std::unique_ptr<Font> f(new Font); f->LoadFromFile(path); fonts_.push_back(f.release()); } #endif #if ORTHANC_HAS_EMBEDDED_RESOURCES == 1 void FontRegistry::AddFromResource(EmbeddedResources::FileResourceId resource) { std::string content; EmbeddedResources::GetFileResource(content, resource); AddFromMemory(content); } #endif const Font& FontRegistry::GetFont(size_t i) const { if (i >= fonts_.size()) { throw OrthancException(ErrorCode_ParameterOutOfRange); } else { return *fonts_[i]; } } const Font* FontRegistry::FindFont(const std::string& fontName) const { for (Fonts::const_iterator it = fonts_.begin(); it != fonts_.end(); it++) { if ((*it)->GetName() == fontName) { return *it; } } return NULL; } }