Mercurial > hg > orthanc
view Core/DicomFormat/DicomValue.cpp @ 2458:99e9482b4afc
fix
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 04 Jan 2018 12:56:19 +0100 |
parents | 878b59270859 |
children | da12ba232119 |
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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) 2017-2018 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 "DicomValue.h" #include "../OrthancException.h" #include "../Toolbox.h" #include <boost/lexical_cast.hpp> namespace Orthanc { DicomValue::DicomValue(const DicomValue& other) : type_(other.type_), content_(other.content_) { } DicomValue::DicomValue(const std::string& content, bool isBinary) : type_(isBinary ? Type_Binary : Type_String), content_(content) { } DicomValue::DicomValue(const char* data, size_t size, bool isBinary) : type_(isBinary ? Type_Binary : Type_String) { content_.assign(data, size); } const std::string& DicomValue::GetContent() const { if (type_ == Type_Null) { throw OrthancException(ErrorCode_BadParameterType); } else { return content_; } } DicomValue* DicomValue::Clone() const { return new DicomValue(*this); } #if ORTHANC_ENABLE_BASE64 == 1 void DicomValue::FormatDataUriScheme(std::string& target, const std::string& mime) const { Toolbox::EncodeBase64(target, GetContent()); target.insert(0, "data:" + mime + ";base64,"); } #endif template <typename T, bool allowSigned> static bool ParseValue(T& result, const DicomValue& source) { if (source.IsBinary() || source.IsNull()) { return false; } try { std::string value = Toolbox::StripSpaces(source.GetContent()); if (value.empty()) { return false; } if (!allowSigned && value[0] == '-') { return false; } result = boost::lexical_cast<T>(value); return true; } catch (boost::bad_lexical_cast&) { return false; } } bool DicomValue::ParseInteger32(int32_t& result) const { int64_t tmp; if (ParseValue<int64_t, true>(tmp, *this)) { result = static_cast<int32_t>(tmp); return (tmp == static_cast<int64_t>(result)); // Check no overflow occurs } else { return false; } } bool DicomValue::ParseInteger64(int64_t& result) const { return ParseValue<int64_t, true>(result, *this); } bool DicomValue::ParseUnsignedInteger32(uint32_t& result) const { uint64_t tmp; if (ParseValue<uint64_t, false>(tmp, *this)) { result = static_cast<uint32_t>(tmp); return (tmp == static_cast<uint64_t>(result)); // Check no overflow occurs } else { return false; } } bool DicomValue::ParseUnsignedInteger64(uint64_t& result) const { return ParseValue<uint64_t, false>(result, *this); } bool DicomValue::ParseFloat(float& result) const { return ParseValue<float, true>(result, *this); } bool DicomValue::ParseDouble(double& result) const { return ParseValue<double, true>(result, *this); } bool DicomValue::CopyToString(std::string& result, bool allowBinary) const { if (IsNull()) { return false; } else if (IsBinary() && !allowBinary) { return false; } else { result.assign(content_); return true; } } }