<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <title>GNU CommonC++: crc32.cpp</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <link href="doxygen.css" rel="stylesheet" type="text/css"/> </head> <body> <!-- Generated by Doxygen 1.6.3 --> <div class="navigation" id="top"> <div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="namespaces.html"><span>Namespaces</span></a></li> <li><a href="annotated.html"><span>Classes</span></a></li> <li><a href="files.html"><span>Files</span></a></li> <li><a href="examples.html"><span>Examples</span></a></li> </ul> </div> </div> <div class="contents"> <h1>crc32.cpp</h1><div class="fragment"><pre class="fragment"><span class="comment">//</span> <span class="comment">// This program is free software; you can redistribute it and/or modify</span> <span class="comment">// it under the terms of the GNU General Public License as published by</span> <span class="comment">// the Free Software Foundation; either version 2 of the License, or</span> <span class="comment">// (at your option) any later version.</span> <span class="comment">//</span> <span class="comment">// This program is distributed in the hope that it will be useful,</span> <span class="comment">// but WITHOUT ANY WARRANTY; without even the implied warranty of</span> <span class="comment">// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span> <span class="comment">// GNU General Public License for more details.</span> <span class="comment">//</span> <span class="comment">// You should have received a copy of the GNU General Public License</span> <span class="comment">// along with this program; if not, write to the Free Software</span> <span class="comment">// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.</span> <span class="comment">//</span> <span class="comment">// As a special exception to the GNU General Public License, permission is</span> <span class="comment">// granted for additional uses of the text contained in its release</span> <span class="comment">// of Common C++.</span> <span class="comment">//</span> <span class="comment">// The exception is that, if you link the Common C++ library with other</span> <span class="comment">// files to produce an executable, this does not by itself cause the</span> <span class="comment">// resulting executable to be covered by the GNU General Public License.</span> <span class="comment">// Your use of that executable is in no way restricted on account of</span> <span class="comment">// linking the Common C++ library code into it.</span> <span class="comment">//</span> <span class="comment">// This exception does not however invalidate any other reasons why</span> <span class="comment">// the executable file might be covered by the GNU General Public License.</span> <span class="comment">//</span> <span class="comment">// This exception applies only to the code released under the</span> <span class="comment">// name Common C++. If you copy code from other releases into a copy of</span> <span class="comment">// Common C++, as the General Public License permits, the exception does</span> <span class="comment">// not apply to the code that you add in this way. To avoid misleading</span> <span class="comment">// anyone as to the status of such modified files, you must delete</span> <span class="comment">// this exception notice from them.</span> <span class="comment">//</span> <span class="comment">// If you write modifications of your own for Common C++, it is your choice</span> <span class="comment">// whether to permit this exception to apply to your modifications.</span> <span class="comment">// If you do not wish that, delete this exception notice.</span> <span class="preprocessor">#include <<a class="code" href="common_8h.html" title="GNU Common C++ global header.">cc++/common.h</a>></span> <span class="preprocessor">#ifdef CCXX_NAMESPACES</span> <span class="preprocessor"></span><span class="keyword">using namespace </span>std; <span class="keyword">using namespace </span>ost; <span class="preprocessor">#endif</span> <span class="preprocessor"></span> <span class="keywordtype">int</span> main(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span> *argv[]) { <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> test[44]; <span class="keyword">union </span>{ <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> buf[4]; <a name="a0"></a><a class="code" href="config_8h.html#a945d766905ae60477daf7c8846d80f9b">uint32</a> value; } data; <a class="code" href="config_8h.html#a945d766905ae60477daf7c8846d80f9b">uint32</a> crc; <span class="keywordtype">int</span> i; cout << <span class="stringliteral">"CRC32 Algorithm Test\n\n"</span>; cout << <span class="stringliteral">"AAL-5 Test #1 - 40 Octets filled with \"0\" - "</span>; cout << <span class="stringliteral">"CRC32 = 0x864d7f99\n"</span>; <span class="keywordflow">for</span> (i = 0; i < 40; i++) test[i] = 0x0; test[40] = test[41] = test[42] = 0x0; test[43] = 0x28; <a name="_a1"></a><a class="code" href="classost_1_1_c_r_c32_digest.html" title="A crc32 collection/computation hash accumulator class.">CRC32Digest</a> crc1; crc1.<a name="a2"></a><a class="code" href="classost_1_1_c_r_c32_digest.html#a2eaff9b0e5fa824b8f16c69b673b3174">putDigest</a>(test, 44); crc1.<a name="a3"></a><a class="code" href="classost_1_1_c_r_c32_digest.html#a979761cf1d4d54c376a3b41f713da91a">getDigest</a>(data.buf); crc = data.value; cout << <span class="stringliteral">"Test #1 CRC32 = "</span> << hex << crc << <span class="stringliteral">"\n\n"</span>; <span class="keywordflow">if</span> (crc == 0x864d7f99) cout << <span class="stringliteral">"Test #1 PASSED\n\n\n"</span>; <span class="keywordflow">else</span> cout << <span class="stringliteral">"Test #1 FAILED\n\n\n"</span>; cout << <span class="stringliteral">"AAL-5 Test #2 - 40 Octets filled with \"1\" - "</span>; cout << <span class="stringliteral">"CRC32 = 0xc55e457a\n"</span>; <span class="keywordflow">for</span> (i = 0; i < 40; i++) test[i] = 0xFF; test[40] = test[41] = test[42] = 0x0; test[43] = 0x28; <a class="code" href="classost_1_1_c_r_c32_digest.html" title="A crc32 collection/computation hash accumulator class.">CRC32Digest</a> crc2; crc2.<a class="code" href="classost_1_1_c_r_c32_digest.html#a2eaff9b0e5fa824b8f16c69b673b3174">putDigest</a>(test, 44); crc2.<a class="code" href="classost_1_1_c_r_c32_digest.html#a979761cf1d4d54c376a3b41f713da91a">getDigest</a>(data.buf); crc = data.value; cout << <span class="stringliteral">"Test #2 CRC32 = "</span> << hex << crc << <span class="stringliteral">"\n\n"</span>; <span class="keywordflow">if</span> (crc == 0xc55e457a) cout << <span class="stringliteral">"Test #2 PASSED\n\n\n"</span>; <span class="keywordflow">else</span> cout << <span class="stringliteral">"Test #2 FAILED\n\n\n"</span>; cout << <span class="stringliteral">"AAL-5 Test #3 - 40 Octets counting 1 to 40 - "</span>; cout << <span class="stringliteral">"CRC32 = 0xbf671ed0\n"</span>; <span class="keywordflow">for</span> (i = 0; i < 40; i++) test[i] = i+1; test[40] = test[41] = test[42] = 0x0; test[43] = 0x28; <a class="code" href="classost_1_1_c_r_c32_digest.html" title="A crc32 collection/computation hash accumulator class.">CRC32Digest</a> crc3; crc3.<a class="code" href="classost_1_1_c_r_c32_digest.html#a2eaff9b0e5fa824b8f16c69b673b3174">putDigest</a>(test, 44); crc3.<a class="code" href="classost_1_1_c_r_c32_digest.html#a979761cf1d4d54c376a3b41f713da91a">getDigest</a>(data.buf); crc = data.value; cout << <span class="stringliteral">"Test #3 CRC32 = "</span> << hex << crc << <span class="stringliteral">"\n\n"</span>; <span class="keywordflow">if</span> (crc == 0xbf671ed0) cout << <span class="stringliteral">"Test #3 PASSED\n\n\n"</span>; <span class="keywordflow">else</span> cout << <span class="stringliteral">"Test #3 FAILED\n\n\n"</span>; } </pre></div> </div> <hr class="footer"/><address style="text-align: right;"><small>Generated on Fri Mar 12 10:07:38 2010 for GNU CommonC++ by <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.6.3 </small></address> </body> </html>