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00001 /* 00002 Crystal Space utility library: MD5 class 00003 Original C code written by L. Peter Deutsch (see below) 00004 Adapted for Crystal Space by Michael Dale Long 00005 Completely re-engineered by Eric Sunshine <sunshine@sunshineco.com> 00006 00007 This library is free software; you can redistribute it and/or 00008 modify it under the terms of the GNU Library General Public 00009 License as published by the Free Software Foundation; either 00010 version 2 of the License, or (at your option) any later version. 00011 00012 This library is distributed in the hope that it will be useful, 00013 but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00015 Library General Public License for more details. 00016 00017 You should have received a copy of the GNU Library General Public 00018 License along with this library; if not, write to the Free 00019 Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 00020 00021 */ 00022 00023 /* 00024 Copyright (C) 1999 Aladdin Enterprises. All rights reserved. 00025 00026 This software is provided 'as-is', without any express or implied 00027 warranty. In no event will the authors be held liable for any damages 00028 arising from the use of this software. 00029 00030 Permission is granted to anyone to use this software for any purpose, 00031 including commercial applications, and to alter it and redistribute it 00032 freely, subject to the following restrictions: 00033 00034 1. The origin of this software must not be misrepresented; you must not 00035 claim that you wrote the original software. If you use this software 00036 in a product, an acknowledgment in the product documentation would be 00037 appreciated but is not required. 00038 2. Altered source versions must be plainly marked as such, and must not be 00039 misrepresented as being the original software. 00040 3. This notice may not be removed or altered from any source distribution. 00041 00042 L. Peter Deutsch 00043 ghost@aladdin.com 00044 00045 */ 00064 #ifndef __CS_MD5_H__ 00065 #define __CS_MD5_H__ 00066 00067 #include "csextern.h" 00068 #include "csutil/csstring.h" 00069 #include "csutil/digest.h" 00070 #include "csutil/hash.h" 00071 00072 namespace CS 00073 { 00074 namespace Utility 00075 { 00076 namespace Checksum 00077 { 00088 class CS_CRYSTALSPACE_EXPORT MD5 00089 { 00090 protected: 00092 typedef uint8 md5_byte_t; 00094 typedef uint32 md5_word_t; 00095 00097 00098 size_t count[2]; // message length in bits, lsw first 00099 md5_word_t abcd[4]; // digest buffer 00100 md5_byte_t buf[64]; // accumulate block 00102 00103 void Process(const md5_byte_t* data/*[64]*/); 00104 00106 void AppendInternal (const uint8* input, uint32 length); 00107 public: 00109 typedef CS::Utility::Checksum::Digest<16> Digest; 00110 00111 MD5 (); 00112 00118 void Append (const uint8* input, size_t length); 00119 00126 Digest Finish (); 00127 00129 static Digest Encode(csString const&); 00131 static Digest Encode(const char*); 00133 static Digest Encode(const void*, size_t nbytes); 00134 }; 00135 } //namespace Checksum 00136 } //namespace Utility 00137 } //namespace CS 00138 00139 typedef CS_DEPRECATED_TYPE_MSG("Use CS::Utility::Checksum::MD5 instead") 00140 CS::Utility::Checksum::MD5 csMD5; 00141 00142 #endif // __CS_MD5_H__ 00143