<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"> <title>AlbumShaper: md5.h Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"> <link href="doxygen.css" rel="stylesheet" type="text/css"> </head><body> <!-- Generated by Doxygen 1.5.9 --> <div class="navigation" id="top"> <div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="annotated.html"><span>Classes</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> </ul> </div> <div class="tabs"> <ul> <li><a href="files.html"><span>File List</span></a></li> <li><a href="globals.html"><span>File Members</span></a></li> </ul> </div> <h1>md5.h</h1><a href="md5_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">//==============================================</span> <a name="l00002"></a>00002 <span class="comment">// copyright : (C) 2003-2005 by Will Stokes</span> <a name="l00003"></a>00003 <span class="comment">//==============================================</span> <a name="l00004"></a>00004 <span class="comment">// This program is free software; you can redistribute it </span> <a name="l00005"></a>00005 <span class="comment">// and/or modify it under the terms of the GNU General </span> <a name="l00006"></a>00006 <span class="comment">// Public License as published by the Free Software </span> <a name="l00007"></a>00007 <span class="comment">// Foundation; either version 2 of the License, or </span> <a name="l00008"></a>00008 <span class="comment">// (at your option) any later version. </span> <a name="l00009"></a>00009 <span class="comment">//==============================================</span> <a name="l00010"></a>00010 <a name="l00011"></a>00011 <span class="comment">//=====================================</span> <a name="l00015"></a>00015 <span class="comment"></span><span class="comment">//=====================================</span> <a name="l00016"></a>00016 <a name="l00017"></a>00017 <a name="l00018"></a>00018 <span class="comment">// MD5.CC - source code for the C++/object oriented translation and </span> <a name="l00019"></a>00019 <span class="comment">// modification of MD5.</span> <a name="l00020"></a>00020 <a name="l00021"></a>00021 <span class="comment">// Translation and modification (c) 1995 by Mordechai T. Abzug </span> <a name="l00022"></a>00022 <a name="l00023"></a>00023 <span class="comment">// This translation/ modification is provided "as is," without express or </span> <a name="l00024"></a>00024 <span class="comment">// implied warranty of any kind.</span> <a name="l00025"></a>00025 <a name="l00026"></a>00026 <span class="comment">// The translator/ modifier does not claim (1) that MD5 will do what you think </span> <a name="l00027"></a>00027 <span class="comment">// it does; (2) that this translation/ modification is accurate; or (3) that </span> <a name="l00028"></a>00028 <span class="comment">// this software is "merchantible." (Language for this disclaimer partially </span> <a name="l00029"></a>00029 <span class="comment">// copied from the disclaimer below).</span> <a name="l00030"></a>00030 <a name="l00031"></a>00031 <span class="comment">/* based on:</span> <a name="l00032"></a>00032 <span class="comment"></span> <a name="l00033"></a>00033 <span class="comment"> MD5.H - header file for MD5C.C</span> <a name="l00034"></a>00034 <span class="comment"> MDDRIVER.C - test driver for MD2, MD4 and MD5</span> <a name="l00035"></a>00035 <span class="comment"></span> <a name="l00036"></a>00036 <span class="comment"> Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All</span> <a name="l00037"></a>00037 <span class="comment">rights reserved.</span> <a name="l00038"></a>00038 <span class="comment"></span> <a name="l00039"></a>00039 <span class="comment">License to copy and use this software is granted provided that it</span> <a name="l00040"></a>00040 <span class="comment">is identified as the "RSA Data Security, Inc. MD5 Message-Digest</span> <a name="l00041"></a>00041 <span class="comment">Algorithm" in all material mentioning or referencing this software</span> <a name="l00042"></a>00042 <span class="comment">or this function.</span> <a name="l00043"></a>00043 <span class="comment"></span> <a name="l00044"></a>00044 <span class="comment">License is also granted to make and use derivative works provided</span> <a name="l00045"></a>00045 <span class="comment">that such works are identified as "derived from the RSA Data</span> <a name="l00046"></a>00046 <span class="comment">Security, Inc. MD5 Message-Digest Algorithm" in all material</span> <a name="l00047"></a>00047 <span class="comment">mentioning or referencing the derived work.</span> <a name="l00048"></a>00048 <span class="comment"></span> <a name="l00049"></a>00049 <span class="comment">RSA Data Security, Inc. makes no representations concerning either</span> <a name="l00050"></a>00050 <span class="comment">the merchantability of this software or the suitability of this</span> <a name="l00051"></a>00051 <span class="comment">software for any particular purpose. It is provided "as is"</span> <a name="l00052"></a>00052 <span class="comment">without express or implied warranty of any kind.</span> <a name="l00053"></a>00053 <span class="comment"></span> <a name="l00054"></a>00054 <span class="comment">These notices must be retained in any copies of any part of this</span> <a name="l00055"></a>00055 <span class="comment">documentation and/or software.</span> <a name="l00056"></a>00056 <span class="comment"></span> <a name="l00057"></a>00057 <span class="comment">*/</span> <a name="l00058"></a>00058 <a name="l00059"></a>00059 <span class="preprocessor">#include <fstream></span> <a name="l00060"></a>00060 <span class="preprocessor">#include <qstring.h></span> <a name="l00061"></a>00061 <a name="l00062"></a>00062 <span class="preprocessor">#ifndef BACKEND_TOOLS_MD5_H</span> <a name="l00063"></a>00063 <span class="preprocessor"></span><span class="preprocessor">#define BACKEND_TOOLS_MD5_H</span> <a name="l00064"></a>00064 <span class="preprocessor"></span> <a name="l00065"></a><a class="code" href="classMD5.html">00065</a> <span class="keyword">class </span><a class="code" href="classMD5.html" title="MD5 Support allows checksums to be computed for images, determing if they have changed...">MD5</a> { <a name="l00066"></a>00066 <a name="l00067"></a>00067 <span class="keyword">public</span>: <a name="l00068"></a>00068 <span class="comment">// methods for controlled operation:</span> <a name="l00069"></a>00069 <a class="code" href="classMD5.html#fa6155ec36de415ab2dcf5e54b670d13">MD5</a> (); <span class="comment">// simple initializer</span> <a name="l00070"></a>00070 <span class="keywordtype">void</span> <a class="code" href="classMD5.html#026530856e198719a0a6dfd28e6d25bf">update</a> (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *input, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> input_length); <a name="l00071"></a>00071 <span class="keywordtype">void</span> <a class="code" href="classMD5.html#026530856e198719a0a6dfd28e6d25bf">update</a> (std::istream& stream); <a name="l00072"></a>00072 <span class="keywordtype">void</span> <a class="code" href="classMD5.html#026530856e198719a0a6dfd28e6d25bf">update</a> (FILE *file); <a name="l00073"></a>00073 <span class="keywordtype">void</span> <a class="code" href="classMD5.html#026530856e198719a0a6dfd28e6d25bf">update</a> (std::ifstream& stream); <a name="l00074"></a>00074 <span class="keywordtype">void</span> <a class="code" href="classMD5.html#de6a48e72d63710ab567cf473a3af0b0">finalize</a> (); <a name="l00075"></a>00075 <a name="l00076"></a>00076 <span class="comment">// constructors for special circumstances. All these constructors finalize</span> <a name="l00077"></a>00077 <span class="comment">// the MD5 context.</span> <a name="l00078"></a>00078 <a class="code" href="classMD5.html#fa6155ec36de415ab2dcf5e54b670d13">MD5</a> (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *<span class="keywordtype">string</span>); <span class="comment">// digest string, finalize</span> <a name="l00079"></a>00079 <a class="code" href="classMD5.html#fa6155ec36de415ab2dcf5e54b670d13">MD5</a> (std::istream& stream); <span class="comment">// digest stream, finalize</span> <a name="l00080"></a>00080 <a class="code" href="classMD5.html#fa6155ec36de415ab2dcf5e54b670d13">MD5</a> (FILE *file); <span class="comment">// digest file, close, finalize</span> <a name="l00081"></a>00081 <a class="code" href="classMD5.html#fa6155ec36de415ab2dcf5e54b670d13">MD5</a> (std::ifstream& stream); <span class="comment">// digest stream, close, finalize</span> <a name="l00082"></a>00082 <a name="l00083"></a>00083 <span class="comment">// methods to acquire finalized result</span> <a name="l00084"></a>00084 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *<a class="code" href="classMD5.html#af526d077ce13986854ee6223adaad5b">raw_digest</a> (); <span class="comment">// digest as a 16-byte binary array</span> <a name="l00085"></a>00085 QString <a class="code" href="classMD5.html#700837b0f2e59120805a24044692f5f8">hex_digest</a> (); <span class="comment">// digest as a 33-byte ascii-hex string</span> <a name="l00086"></a>00086 <a name="l00087"></a>00087 <a name="l00088"></a>00088 <span class="keyword">private</span>: <a name="l00089"></a>00089 <a name="l00090"></a>00090 <span class="comment">// first, some types:</span> <a name="l00091"></a><a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">00091</a> <span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a>; <span class="comment">// assumes integer is 4 words long</span> <a name="l00092"></a><a class="code" href="classMD5.html#938d18555b32c101d427b3158c6c6870">00092</a> <span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> <span class="keywordtype">int</span> <a class="code" href="classMD5.html#938d18555b32c101d427b3158c6c6870">uint2</a>; <span class="comment">// assumes short integer is 2 words long</span> <a name="l00093"></a><a class="code" href="classMD5.html#3b1c4901139aef256ee49c4ab14d09f9">00093</a> <span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> <a class="code" href="classMD5.html#3b1c4901139aef256ee49c4ab14d09f9">uint1</a>; <span class="comment">// assumes char is 1 word long</span> <a name="l00094"></a>00094 <a name="l00095"></a>00095 <span class="comment">// next, the private data:</span> <a name="l00096"></a><a class="code" href="classMD5.html#ae3f861952f5b129463f550170836db0">00096</a> <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> <a class="code" href="classMD5.html#ae3f861952f5b129463f550170836db0">state</a>[4]; <a name="l00097"></a><a class="code" href="classMD5.html#52a9ff26a3de9e831b17c1740aa5388a">00097</a> <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> <a class="code" href="classMD5.html#52a9ff26a3de9e831b17c1740aa5388a">count</a>[2]; <span class="comment">// number of *bits*, mod 2^64</span> <a name="l00098"></a><a class="code" href="classMD5.html#2da5cb0336064b6f96de5b69fd4d219d">00098</a> <a class="code" href="classMD5.html#3b1c4901139aef256ee49c4ab14d09f9">uint1</a> <a class="code" href="classMD5.html#2da5cb0336064b6f96de5b69fd4d219d">buffer</a>[64]; <span class="comment">// input buffer</span> <a name="l00099"></a><a class="code" href="classMD5.html#31058e1dca10bbf29818bb5177ff02ac">00099</a> <a class="code" href="classMD5.html#3b1c4901139aef256ee49c4ab14d09f9">uint1</a> <a class="code" href="classMD5.html#31058e1dca10bbf29818bb5177ff02ac">digest</a>[16]; <a name="l00100"></a><a class="code" href="classMD5.html#35a2d039cfb8e13a959201667911211d">00100</a> <a class="code" href="classMD5.html#3b1c4901139aef256ee49c4ab14d09f9">uint1</a> <a class="code" href="classMD5.html#35a2d039cfb8e13a959201667911211d">finalized</a>; <a name="l00101"></a>00101 <a name="l00102"></a>00102 <span class="comment">// last, the private methods, mostly static:</span> <a name="l00103"></a>00103 <span class="keywordtype">void</span> <a class="code" href="classMD5.html#65ddaecdd0bd0b09043a2f3b2601bc2e">init</a> (); <span class="comment">// called by all constructors</span> <a name="l00104"></a>00104 <span class="keywordtype">void</span> <a class="code" href="classMD5.html#21be16898dc8f6dfed2fb6221978af7f">transform</a> (<a class="code" href="classMD5.html#3b1c4901139aef256ee49c4ab14d09f9">uint1</a> *<a class="code" href="classMD5.html#2da5cb0336064b6f96de5b69fd4d219d">buffer</a>); <span class="comment">// does the real update work. Note </span> <a name="l00105"></a>00105 <span class="comment">// that length is implied to be 64.</span> <a name="l00106"></a>00106 <a name="l00107"></a>00107 <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="classMD5.html#aa1d4425ffa51a6cef1b9d7036edcbfe">encode</a> (<a class="code" href="classMD5.html#3b1c4901139aef256ee49c4ab14d09f9">uint1</a> *dest, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> *src, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> length); <a name="l00108"></a>00108 <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="classMD5.html#fa4554df37a1d9aa67be5566772026d1">decode</a> (<a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> *dest, <a class="code" href="classMD5.html#3b1c4901139aef256ee49c4ab14d09f9">uint1</a> *src, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> length); <a name="l00109"></a>00109 <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="classMD5.html#fbd51b185fdb0e0536b5a1b2da2773d3">memcpy</a> (<a class="code" href="classMD5.html#3b1c4901139aef256ee49c4ab14d09f9">uint1</a> *dest, <a class="code" href="classMD5.html#3b1c4901139aef256ee49c4ab14d09f9">uint1</a> *src, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> length); <a name="l00110"></a>00110 <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="classMD5.html#e2affb1e7d58a204d9ae367ea7b51c36">memset</a> (<a class="code" href="classMD5.html#3b1c4901139aef256ee49c4ab14d09f9">uint1</a> *start, <a class="code" href="classMD5.html#3b1c4901139aef256ee49c4ab14d09f9">uint1</a> val, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> length); <a name="l00111"></a>00111 <a name="l00112"></a>00112 <span class="keyword">static</span> <span class="keyword">inline</span> <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> <a class="code" href="classMD5.html#64f84f0aef8679b0c77858e0c59822b9">rotate_left</a> (<a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> x, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> n); <a name="l00113"></a>00113 <span class="keyword">static</span> <span class="keyword">inline</span> <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> <a class="code" href="classMD5.html#2934208483fbd86327076a11ded14971">F</a> (<a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> x, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> y, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> z); <a name="l00114"></a>00114 <span class="keyword">static</span> <span class="keyword">inline</span> <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> <a class="code" href="classMD5.html#9abb73967eb7219c23faf69a4e80eb71">G</a> (<a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> x, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> y, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> z); <a name="l00115"></a>00115 <span class="keyword">static</span> <span class="keyword">inline</span> <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> <a class="code" href="classMD5.html#f0a3d0593a4a4fc964a8d5beb2348bbc">H</a> (<a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> x, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> y, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> z); <a name="l00116"></a>00116 <span class="keyword">static</span> <span class="keyword">inline</span> <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> <a class="code" href="classMD5.html#b363834e0160109ba1c7aaf53409e7c1">I</a> (<a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> x, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> y, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> z); <a name="l00117"></a>00117 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classMD5.html#31479b157441ace2dbc2ae0edd0d2e38">FF</a> (<a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a>& a, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> <a class="code" href="jpegInternal_8h.html#f320905358fa78701e4cc60b6135601f">b</a>, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> c, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> d, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> x, <a name="l00118"></a>00118 <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> s, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> ac); <a name="l00119"></a>00119 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classMD5.html#8ebdbe52608e522516d1759a31753212">GG</a> (<a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a>& a, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> <a class="code" href="jpegInternal_8h.html#f320905358fa78701e4cc60b6135601f">b</a>, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> c, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> d, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> x, <a name="l00120"></a>00120 <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> s, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> ac); <a name="l00121"></a>00121 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classMD5.html#aad039caf0b33abf1bf3f3589166543c">HH</a> (<a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a>& a, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> <a class="code" href="jpegInternal_8h.html#f320905358fa78701e4cc60b6135601f">b</a>, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> c, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> d, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> x, <a name="l00122"></a>00122 <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> s, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> ac); <a name="l00123"></a>00123 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classMD5.html#7af0184654644964ecdb57b1203e5ec7">II</a> (<a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a>& a, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> <a class="code" href="jpegInternal_8h.html#f320905358fa78701e4cc60b6135601f">b</a>, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> c, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> d, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> x, <a name="l00124"></a>00124 <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> s, <a class="code" href="classMD5.html#2e5b84a3d7db292f49873061214a0444">uint4</a> ac); <a name="l00125"></a>00125 <a name="l00126"></a>00126 }; <a name="l00127"></a>00127 <a name="l00128"></a>00128 <span class="comment">//returns md5 for a given file</span> <a name="l00129"></a>00129 QString <a class="code" href="md5_8cpp.html#899b2fb35bd6d33506dde3eb0d87a761">getMD5</a>(std::ifstream& stream); <a name="l00130"></a>00130 <a name="l00131"></a>00131 <span class="comment">//compares md5's for two files</span> <a name="l00132"></a>00132 <span class="comment">//returns -1 if unable ot open file</span> <a name="l00133"></a>00133 <span class="comment">//returns 0 if files are different</span> <a name="l00134"></a>00134 <span class="comment">//returns 1 if files are same</span> <a name="l00135"></a>00135 <span class="keywordtype">bool</span> <a class="code" href="md5_8cpp.html#9c8a61273cce81d4035bd666ecb4ecc5">filesMatch</a>(std::ifstream& stream, QString oldMD5); <a name="l00136"></a>00136 <a name="l00137"></a>00137 <span class="preprocessor">#endif //BACKEND_TOOLS_MD5_H</span> </pre></div></div> <hr size="1"><address style="text-align: right;"><small>Generated on Sun Aug 23 02:34:26 2009 for AlbumShaper by <a href="http://www.doxygen.org/index.html"> <img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.9 </small></address> </body> </html>