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<title>XML-Security-C: XSECCryptoHash.hpp Source File</title>
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<h1>XSECCryptoHash.hpp</h1><a href="XSECCryptoHash_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment">00001 <span class="comment">/*</span>
00002 <span class="comment"> * Copyright 2002-2005 The Apache Software Foundation.</span>
00003 <span class="comment"> *</span>
00004 <span class="comment"> * Licensed under the Apache License, Version 2.0 (the "License");</span>
00005 <span class="comment"> * you may not use this file except in compliance with the License.</span>
00006 <span class="comment"> * You may obtain a copy of the License at</span>
00007 <span class="comment"> *</span>
00008 <span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span>
00009 <span class="comment"> *</span>
00010 <span class="comment"> * Unless required by applicable law or agreed to in writing, software</span>
00011 <span class="comment"> * distributed under the License is distributed on an "AS IS" BASIS,</span>
00012 <span class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span>
00013 <span class="comment"> * See the License for the specific language governing permissions and</span>
00014 <span class="comment"> * limitations under the License.</span>
00015 <span class="comment"> */</span>
00016
00017 <span class="comment">/*</span>
00018 <span class="comment"> * XSEC</span>
00019 <span class="comment"> *</span>
00020 <span class="comment"> * XSECCryptoProvider := Base virtual class to define a hash algorithm</span>
00021 <span class="comment"> *</span>
00022 <span class="comment"> * Author(s): Berin Lautenbach</span>
00023 <span class="comment"> *</span>
00024 <span class="comment"> * $Id: XSECCryptoHash.hpp,v 1.12 2005/06/04 11:30:26 blautenb Exp $</span>
00025 <span class="comment"> *</span>
00026 <span class="comment"> */</span>
00027
00028 <span class="preprocessor">#ifndef XSECCRYPTOHASH_INCLUDE</span>
00029 <span class="preprocessor"></span><span class="preprocessor">#define XSECCRYPTOHASH_INCLUDE</span>
00030 <span class="preprocessor"></span>
00031 <span class="preprocessor">#include <xsec/framework/XSECDefs.hpp></span>
00032 <span class="preprocessor">#include <xsec/enc/XSECCryptoKey.hpp></span>
00033
<a name="l00034"></a><a class="code" href="XSECCryptoHash_8hpp.html#a0">00034</a> <span class="preprocessor">#define XSEC_MAX_HASH_SIZE 256 </span><span class="comment">/* Max size of any expected hash algorithms (oversized) */</span>
<a name="l00035"></a><a class="code" href="XSECCryptoHash_8hpp.html#a1">00035</a> <span class="preprocessor">#define XSEC_MAX_HASH_BLOCK_SIZE 64 </span><span class="comment">/* Max size of blocks used - MD5 and SHA1 are both 64 bytes*/</span>
00036
<a name="l00056"></a><a class="code" href="classXSECCryptoHash.html">00056</a> <span class="keyword">class </span><a class="code" href="XSECDefs_8hpp.html#a9">DSIG_EXPORT</a> <a class="code" href="classXSECCryptoHash.html">XSECCryptoHash</a> {
00057
00058
00059 <span class="keyword">public</span> :
00060
<a name="l00067"></a><a class="code" href="classXSECCryptoHash.html#w7">00067</a> <span class="keyword">enum</span> HashType {
00068
00069 <a class="code" href="DSIGConstants_8hpp.html#a104a68">HASH_NONE</a> = 0,
00070 <a class="code" href="DSIGConstants_8hpp.html#a104a69">HASH_SHA1</a> = 1,
00071 <a class="code" href="DSIGConstants_8hpp.html#a104a70">HASH_MD5</a> = 2,
00072 <a class="code" href="DSIGConstants_8hpp.html#a104a71">HASH_SHA224</a> = 3,
00073 <a class="code" href="DSIGConstants_8hpp.html#a104a72">HASH_SHA256</a> = 4,
00074 <a class="code" href="DSIGConstants_8hpp.html#a104a73">HASH_SHA384</a> = 5,
00075 <a class="code" href="DSIGConstants_8hpp.html#a104a74">HASH_SHA512</a> = 6
00076
00077 };
00078
00079 <span class="comment">// Constructors/Destructors</span>
00080
<a name="l00081"></a><a class="code" href="classXSECCryptoHash.html#a0">00081</a> <a class="code" href="classXSECCryptoHash.html">XSECCryptoHash</a>() {};
<a name="l00082"></a><a class="code" href="classXSECCryptoHash.html#a1">00082</a> <span class="keyword">virtual</span> ~<a class="code" href="classXSECCryptoHash.html">XSECCryptoHash</a>() {};
00083
00086
00094 <span class="keyword">virtual</span> <span class="keywordtype">void</span> reset(<span class="keywordtype">void</span>) = 0; <span class="comment">// Reset the hash</span>
00095
00107 <span class="keyword">virtual</span> <span class="keywordtype">void</span> hash(<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> * data,
00108 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> length) = 0;
00109
00122 <span class="keyword">virtual</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> finish(<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> * hash,
00123 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> maxLength) = 0;<span class="comment">// Finish and get hash</span>
00124
00126
00129
00138 <span class="keyword">virtual</span> HashType getHashType(<span class="keywordtype">void</span>) = 0;
00139
00141
00144
00158 <span class="keyword">virtual</span> <span class="keywordtype">void</span> setKey(<a class="code" href="classXSECCryptoKey.html">XSECCryptoKey</a> * key) = 0;
00159
00161
00162 };
00163
00164 <span class="preprocessor">#endif </span><span class="comment">/* XSECCRYPTOHASH_INCLUDE */</span>
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Sun Jul 3 17:37:28 2005 for XML-Security-C by
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