csutil/digest.h
Go to the documentation of this file.00001 /* 00002 Copyright (C) 2011 by Frank Richter 00003 00004 This library is free software; you can redistribute it and/or 00005 modify it under the terms of the GNU Library General Public 00006 License as published by the Free Software Foundation; either 00007 version 2 of the License, or (at your option) any later version. 00008 00009 This library is distributed in the hope that it will be useful, 00010 but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00012 Library General Public License for more details. 00013 00014 You should have received a copy of the GNU Library General Public 00015 License along with this library; if not, write to the Free 00016 Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 00017 */ 00018 00019 #ifndef __CS_CSUTIL_DIGEST_H__ 00020 #define __CS_CSUTIL_DIGEST_H__ 00021 00026 #include "csutil/csstring.h" 00027 #include "csutil/hash.h" 00028 00029 namespace CS 00030 { 00031 namespace Utility 00032 { 00033 namespace Checksum 00034 { 00036 struct CS_CRYSTALSPACE_EXPORT DigestFormat 00037 { 00039 static csString HexString (const uint8* data, uint size); 00041 static csString HEXString (const uint8* data, uint size); 00042 }; 00043 00047 template<uint Size> 00048 class Digest : protected DigestFormat 00049 { 00050 public: 00051 enum { DigestLen = Size }; 00053 uint8 data[DigestLen]; 00055 csString HexString() const 00056 { return DigestFormat::HexString (data, Size); } 00058 csString HEXString() const 00059 { return DigestFormat::HEXString (data, Size); } 00060 00061 bool operator==(const Digest& other) const 00062 { return memcmp (data, other.data, sizeof (data)) == 0; } 00063 bool operator!=(const Digest& other) const 00064 { return memcmp (data, other.data, sizeof (data)) != 0; } 00065 }; 00066 } // namespace Checksum 00067 } // namespace Utility 00068 } // namespace CS 00069 00070 template<uint Size> 00071 class csHashComputer<CS::Utility::Checksum::Digest<Size> > : 00072 public csHashComputerStruct<CS::Utility::Checksum::Digest<Size> > {}; 00073 00074 template<uint Size> 00075 class csComparator<CS::Utility::Checksum::Digest<Size> > : 00076 public csComparatorStruct<CS::Utility::Checksum::Digest<Size> > {}; 00077 00078 #endif // __CS_CSUTIL_DIGEST_H__
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