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<title>XML-Security-C: WinCAPICryptoSymmetricKey.hpp Source File</title>
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<a class="el" href="dir_000000.html">src</a> / <a class="el" href="dir_000002.html">enc</a> / <a class="el" href="dir_000005.html">WinCAPI</a></div>
<h1>WinCAPICryptoSymmetricKey.hpp</h1><a href="WinCAPICryptoSymmetricKey_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"> * XSECCryptoSymmetricKey := Bulk encryption algorithms should all be</span>
00021 <span class="comment"> * implemented via this interface</span>
00022 <span class="comment"> *</span>
00023 <span class="comment"> * Author(s): Berin Lautenbach</span>
00024 <span class="comment"> *</span>
00025 <span class="comment"> * $Id: WinCAPICryptoSymmetricKey.hpp,v 1.7 2005/06/04 11:30:26 blautenb Exp $</span>
00026 <span class="comment"> *</span>
00027 <span class="comment"> */</span>
00028
00029
00030
00031 <span class="preprocessor">#ifndef WINCAPICRYPTOSYMMETRICKEY_INCLUDE</span>
00032 <span class="preprocessor"></span><span class="preprocessor">#define WINCAPICRYPTOSYMMETRICKEY_INCLUDE</span>
00033 <span class="preprocessor"></span>
00034 <span class="preprocessor">#include <xsec/framework/XSECDefs.hpp></span>
00035 <span class="preprocessor">#include <xsec/enc/XSECCryptoSymmetricKey.hpp></span>
00036
00037 <span class="preprocessor">#if defined (HAVE_WINCAPI)</span>
00038 <span class="preprocessor"></span>
00039 <span class="preprocessor">#if !defined(_WIN32_WINNT)</span>
<a name="l00040"></a><a class="code" href="WinCAPICryptoSymmetricKey_8hpp.html#a0">00040</a> <span class="preprocessor"></span><span class="preprocessor"># define _WIN32_WINNT 0x0400</span>
00041 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00042 <span class="preprocessor"></span>
00043 <span class="preprocessor">#include <wincrypt.h></span>
00044
<a name="l00045"></a><a class="code" href="WinCAPICryptoSymmetricKey_8hpp.html#a1">00045</a> <span class="preprocessor">#define WINCAPI_MAX_BLOCK_SIZE 32</span>
00046 <span class="preprocessor"></span>
<a name="l00058"></a><a class="code" href="classWinCAPICryptoSymmetricKey.html">00058</a> <span class="keyword">class </span><a class="code" href="XSECDefs_8hpp.html#a9">DSIG_EXPORT</a> <a class="code" href="classWinCAPICryptoSymmetricKey.html">WinCAPICryptoSymmetricKey</a> : <span class="keyword">public</span> <a class="code" href="classXSECCryptoSymmetricKey.html">XSECCryptoSymmetricKey</a> {
00059
00060 <span class="keyword">public</span> :
00061
00064
00076 <a class="code" href="classWinCAPICryptoSymmetricKey.html">WinCAPICryptoSymmetricKey</a>(HCRYPTPROV prov, <a class="code" href="classXSECCryptoSymmetricKey.html#w8">XSECCryptoSymmetricKey::SymmetricKeyType</a> type);
00077
00085 <span class="keyword">virtual</span> ~<a class="code" href="classWinCAPICryptoSymmetricKey.html">WinCAPICryptoSymmetricKey</a>();
00086
00088
00091
00096 <span class="keyword">virtual</span> <span class="keyword">const</span> XMLCh * <a class="code" href="classXSECCryptoSymmetricKey.html#z176_1">getProviderName</a>();
00097
00106 <span class="keyword">virtual</span> <a class="code" href="classXSECCryptoKey.html">XSECCryptoKey</a> * <a class="code" href="classXSECCryptoSymmetricKey.html#z176_2">clone</a>();
00107
00109
00112
00121 SymmetricKeyType <a class="code" href="classXSECCryptoSymmetricKey.html#z177_0">getSymmetricKeyType</a>(<span class="keywordtype">void</span>);
00122
00134 <span class="keywordtype">void</span> <a class="code" href="classXSECCryptoSymmetricKey.html#z177_1">setKey</a>(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> * key, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> keyLen);
00135
00152 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="classXSECCryptoSymmetricKey.html#z177_2">decryptInit</a>(<span class="keywordtype">bool</span> doPad = <span class="keyword">true</span>,
00153 SymmetricKeyMode mode = MODE_CBC,
00154 <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> * iv = NULL);
00155
00180 <span class="keyword">virtual</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="classXSECCryptoSymmetricKey.html#z177_3">decrypt</a>(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> * inBuf,
00181 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> * plainBuf,
00182 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> inLength,
00183 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> maxOutLength);
00184
00204 <span class="keyword">virtual</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="classXSECCryptoSymmetricKey.html#z177_4">decryptFinish</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> * plainBuf,
00205 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> maxOutLength);
00206
00222 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="classXSECCryptoSymmetricKey.html#z177_5">encryptInit</a>(<span class="keywordtype">bool</span> doPad = <span class="keyword">true</span>,
00223 SymmetricKeyMode mode = MODE_CBC,
00224 <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> * iv = NULL);
00225
00246 <span class="keyword">virtual</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="classXSECCryptoSymmetricKey.html#z177_6">encrypt</a>(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> * inBuf,
00247 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> * cipherBuf,
00248 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> inLength,
00249 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> maxOutLength);
00250
00272 <span class="keyword">virtual</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="classXSECCryptoSymmetricKey.html#z177_7">encryptFinish</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> * plainBuf,
00273 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> maxOutLength);
00274
00276
00279
00298 <span class="keyword">static</span> HCRYPTKEY createWindowsKey(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> * key,
00299 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> keyLen,
00300 <a class="code" href="classXSECCryptoSymmetricKey.html#w8">XSECCryptoSymmetricKey::SymmetricKeyType</a> type,
00301 HCRYPTPROV * prov);
00302
00303
00304
00305 <span class="keyword">private</span>:
00306
00307 <span class="comment">// Unimplemented constructors</span>
00308
00309 <a class="code" href="classWinCAPICryptoSymmetricKey.html">WinCAPICryptoSymmetricKey</a>();
00310 <a class="code" href="classWinCAPICryptoSymmetricKey.html">WinCAPICryptoSymmetricKey</a>(<span class="keyword">const</span> <a class="code" href="classWinCAPICryptoSymmetricKey.html">WinCAPICryptoSymmetricKey</a> &);
00311 <a class="code" href="classWinCAPICryptoSymmetricKey.html">WinCAPICryptoSymmetricKey</a> & operator= (<span class="keyword">const</span> <a class="code" href="classWinCAPICryptoSymmetricKey.html">WinCAPICryptoSymmetricKey</a> &);
00312
00313 <span class="keywordtype">int</span> decryptCtxInit(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> * iv);
00314 <span class="keywordtype">void</span> encryptCtxInit(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> * iv);
00315
00316 <span class="comment">// Private variables</span>
00317 SymmetricKeyType m_keyType;
00318 SymmetricKeyMode m_keyMode; <span class="comment">// ECB or CBC</span>
00319 <a class="code" href="classsafeBuffer.html">safeBuffer</a> m_keyBuf; <span class="comment">// Holder of the key</span>
00320 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> m_keyLen;
00321 <span class="keywordtype">bool</span> m_initialised;
00322 <span class="keywordtype">bool</span> m_doPad;
00323
00324 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> m_lastBlock[<a class="code" href="WinCAPICryptoSymmetricKey_8hpp.html#a1">WINCAPI_MAX_BLOCK_SIZE</a>];
00325 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> m_bytesInLastBlock;
00326 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> m_blockSize;
00327 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> m_ivSize;
00328
00329 HCRYPTPROV m_p;
00330 HCRYPTKEY m_k;
00331
00332 };
00333
00334 <span class="preprocessor">#endif </span><span class="comment">/* HAVE_WINCAPI */</span>
00335 <span class="preprocessor">#endif </span><span class="comment">/* WINCAPICRYPTOSYMMETRICKEY_INCLUDE */</span>
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Sun Jul 3 17:37:26 2005 for XML-Security-C by
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