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authorErwin Nindl <nine@wirdorange.org>2007-10-07 22:07:03 +0000
committerErwin Nindl <nine@wirdorange.org>2007-10-07 22:07:03 +0000
commit7763f07327f3abce839a690df46ced3bfd1d3d09 (patch)
treec80abe2cf8e137edba89cad9f14f63048275cee1 /doc/html/cypher_8h-source.html
parentadded doxygen, and doxygen makefile target (diff)
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+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
+<html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1">
+<title>anytun: cypher.h Source File</title>
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+<h1>cypher.h</h1><a href="cypher_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"> * anytun</span>
+<a name="l00003"></a>00003 <span class="comment"> *</span>
+<a name="l00004"></a>00004 <span class="comment"> * The secure anycast tunneling protocol (satp) defines a protocol used</span>
+<a name="l00005"></a>00005 <span class="comment"> * for communication between any combination of unicast and anycast</span>
+<a name="l00006"></a>00006 <span class="comment"> * tunnel endpoints. It has less protocol overhead than IPSec in Tunnel</span>
+<a name="l00007"></a>00007 <span class="comment"> * mode and allows tunneling of every ETHER TYPE protocol (e.g.</span>
+<a name="l00008"></a>00008 <span class="comment"> * ethernet, ip, arp ...). satp directly includes cryptography and</span>
+<a name="l00009"></a>00009 <span class="comment"> * message authentication based on the methodes used by SRTP. It is</span>
+<a name="l00010"></a>00010 <span class="comment"> * intended to deliver a generic, scaleable and secure solution for</span>
+<a name="l00011"></a>00011 <span class="comment"> * tunneling and relaying of packets of any protocol.</span>
+<a name="l00012"></a>00012 <span class="comment"> *</span>
+<a name="l00013"></a>00013 <span class="comment"> *</span>
+<a name="l00014"></a>00014 <span class="comment"> * Copyright (C) 2007 anytun.org &lt;satp@wirdorange.org&gt;</span>
+<a name="l00015"></a>00015 <span class="comment"> *</span>
+<a name="l00016"></a>00016 <span class="comment"> * This program is free software; you can redistribute it and/or modify</span>
+<a name="l00017"></a>00017 <span class="comment"> * it under the terms of the GNU General Public License version 2</span>
+<a name="l00018"></a>00018 <span class="comment"> * as published by the Free Software Foundation.</span>
+<a name="l00019"></a>00019 <span class="comment"> *</span>
+<a name="l00020"></a>00020 <span class="comment"> * This program is distributed in the hope that it will be useful,</span>
+<a name="l00021"></a>00021 <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
+<a name="l00022"></a>00022 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
+<a name="l00023"></a>00023 <span class="comment"> * GNU General Public License for more details.</span>
+<a name="l00024"></a>00024 <span class="comment"> *</span>
+<a name="l00025"></a>00025 <span class="comment"> * You should have received a copy of the GNU General Public License</span>
+<a name="l00026"></a>00026 <span class="comment"> * along with this program (see the file COPYING included with this</span>
+<a name="l00027"></a>00027 <span class="comment"> * distribution); if not, write to the Free Software Foundation, Inc.,</span>
+<a name="l00028"></a>00028 <span class="comment"> * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</span>
+<a name="l00029"></a>00029 <span class="comment"> */</span>
+<a name="l00030"></a>00030
+<a name="l00031"></a>00031 <span class="preprocessor">#ifndef _CYPHER_H_</span>
+<a name="l00032"></a>00032 <span class="preprocessor"></span><span class="preprocessor">#define _CYPHER_H_</span>
+<a name="l00033"></a>00033 <span class="preprocessor"></span>
+<a name="l00034"></a>00034
+<a name="l00035"></a>00035
+<a name="l00036"></a>00036 <span class="preprocessor">#include "<a class="code" href="datatypes_8h.html">datatypes.h</a>"</span>
+<a name="l00037"></a>00037 <span class="preprocessor">#include "<a class="code" href="buffer_8h.html">buffer.h</a>"</span>
+<a name="l00038"></a>00038
+<a name="l00039"></a>00039 <span class="keyword">extern</span> <span class="stringliteral">"C"</span> {
+<a name="l00040"></a>00040 <span class="preprocessor">#include &lt;gcrypt.h&gt;</span>
+<a name="l00041"></a>00041 }
+<a name="l00042"></a>00042
+<a name="l00043"></a>00043
+<a name="l00044"></a>00044 <span class="preprocessor">#include &lt;string&gt;</span>
+<a name="l00045"></a>00045
+<a name="l00046"></a><a class="code" href="classCypher.html">00046</a> <span class="keyword">class </span><a class="code" href="classCypher.html">Cypher</a>
+<a name="l00047"></a>00047 {
+<a name="l00048"></a>00048 <span class="keyword">public</span>:
+<a name="l00049"></a><a class="code" href="classCypher.html#5228228b0b2d83251ecce4516e87ddb1">00049</a> <a class="code" href="classCypher.html#5228228b0b2d83251ecce4516e87ddb1">Cypher</a>() {};
+<a name="l00050"></a><a class="code" href="classCypher.html#70c94525f7bacb956cdd940fba7fb4c8">00050</a> <span class="keyword">virtual</span> <a class="code" href="classCypher.html#70c94525f7bacb956cdd940fba7fb4c8">~Cypher</a>() {};
+<a name="l00051"></a>00051
+<a name="l00052"></a><a class="code" href="classCypher.html#7320b82d14391ab7d25271aa5114e190">00052</a> <span class="keywordtype">void</span> <a class="code" href="classCypher.html#7320b82d14391ab7d25271aa5114e190">setKey</a>(<a class="code" href="classBuffer.html">Buffer</a> key) {};
+<a name="l00053"></a><a class="code" href="classCypher.html#2546ef49e5ce8abe8062186d5f6b2ef8">00053</a> <span class="keywordtype">void</span> <a class="code" href="classCypher.html#2546ef49e5ce8abe8062186d5f6b2ef8">setSalt</a>(<a class="code" href="classBuffer.html">Buffer</a> salt) {};
+<a name="l00054"></a>00054 <span class="keywordtype">void</span> <a class="code" href="classCypher.html#1d51ce2235d38bded45f5e897be4435c">cypher</a>(<a class="code" href="classBuffer.html">Buffer</a>&amp; buf, <a class="code" href="datatypes_8h.html#317be74a3176b4149a817241bd69f9b2">seq_nr_t</a> seq_nr, <a class="code" href="datatypes_8h.html#c8be006c348a522ae126f67f7b2aaf4e">sender_id_t</a> sender_id);
+<a name="l00055"></a>00055
+<a name="l00056"></a>00056 <span class="keyword">protected</span>:
+<a name="l00057"></a>00057 <span class="keywordtype">void</span> <a class="code" href="classCypher.html#bf33a7a59ed1cdf711030236de6635b0">exor</a>(<a class="code" href="classBuffer.html">Buffer</a>&amp; buf, <span class="keyword">const</span> <a class="code" href="classBuffer.html">Buffer</a>&amp; bit_stream);
+<a name="l00058"></a>00058 <span class="keyword">virtual</span> <a class="code" href="classBuffer.html">Buffer</a> <a class="code" href="classCypher.html#7ddf1bcd476978daa97148ec406d6483">getBitStream</a>(<a class="code" href="datatypes_8h.html#1382fcaa92d837ce7c0961788c8243d7">u_int32_t</a> length, <a class="code" href="datatypes_8h.html#317be74a3176b4149a817241bd69f9b2">seq_nr_t</a> seq_nr, <a class="code" href="datatypes_8h.html#c8be006c348a522ae126f67f7b2aaf4e">sender_id_t</a> sender_id) = 0;
+<a name="l00059"></a>00059 };
+<a name="l00060"></a>00060
+<a name="l00061"></a><a class="code" href="classNullCypher.html">00061</a> <span class="keyword">class </span><a class="code" href="classNullCypher.html">NullCypher</a> : <span class="keyword">public</span> <a class="code" href="classCypher.html">Cypher</a>
+<a name="l00062"></a>00062 {
+<a name="l00063"></a>00063 <span class="keyword">protected</span>:
+<a name="l00064"></a>00064 <a class="code" href="classBuffer.html">Buffer</a> <a class="code" href="classNullCypher.html#ca537adca8ea9af8b6f248df12ebcf36">getBitStream</a>(<a class="code" href="datatypes_8h.html#1382fcaa92d837ce7c0961788c8243d7">u_int32_t</a> length, <a class="code" href="datatypes_8h.html#317be74a3176b4149a817241bd69f9b2">seq_nr_t</a> seq_nr, <a class="code" href="datatypes_8h.html#c8be006c348a522ae126f67f7b2aaf4e">sender_id_t</a> sender_id);
+<a name="l00065"></a>00065 };
+<a name="l00066"></a>00066
+<a name="l00067"></a><a class="code" href="classAesIcmCypher.html">00067</a> <span class="keyword">class </span><a class="code" href="classAesIcmCypher.html">AesIcmCypher</a> : <span class="keyword">public</span> <a class="code" href="classCypher.html">Cypher</a>
+<a name="l00068"></a>00068 {
+<a name="l00069"></a>00069 <span class="keyword">public</span>:
+<a name="l00070"></a>00070 <a class="code" href="classAesIcmCypher.html#628abe54d9f3ac715dcaa0ae9ebf44bc">AesIcmCypher</a>();
+<a name="l00071"></a>00071 <a class="code" href="classAesIcmCypher.html#fdf9ab22374ffdad856f172eefacbd17">~AesIcmCypher</a>();
+<a name="l00072"></a>00072 <span class="keywordtype">void</span> <a class="code" href="classAesIcmCypher.html#605a38676ef12ad0b69628c5d53ef007">setKey</a>(<a class="code" href="classBuffer.html">Buffer</a> key);
+<a name="l00073"></a>00073 <span class="keywordtype">void</span> <a class="code" href="classAesIcmCypher.html#6741487a9d6dfe3ae76bb168ed711259">setSalt</a>(<a class="code" href="classBuffer.html">Buffer</a> salt);
+<a name="l00074"></a>00074
+<a name="l00075"></a><a class="code" href="classAesIcmCypher.html#605842d12379711d74401d0923b5d76e">00075</a> <span class="keyword">static</span> <span class="keyword">const</span> std::string <a class="code" href="classAesIcmCypher.html#605842d12379711d74401d0923b5d76e">MIN_GCRYPT_VERSION</a>;
+<a name="l00076"></a><a class="code" href="classAesIcmCypher.html#4d1dea41b9745bca5a2d84fcefe3558c">00076</a> <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="datatypes_8h.html#1382fcaa92d837ce7c0961788c8243d7">u_int32_t</a> <a class="code" href="classAesIcmCypher.html#4d1dea41b9745bca5a2d84fcefe3558c">GCRYPT_SEC_MEM</a>;
+<a name="l00077"></a>00077
+<a name="l00078"></a>00078 <span class="keyword">protected</span>:
+<a name="l00079"></a>00079 <a class="code" href="classBuffer.html">Buffer</a> <a class="code" href="classAesIcmCypher.html#ebac1fbb9a4cb56411fcd45ca63f47a1">getBitStream</a>(<a class="code" href="datatypes_8h.html#1382fcaa92d837ce7c0961788c8243d7">u_int32_t</a> length, <a class="code" href="datatypes_8h.html#317be74a3176b4149a817241bd69f9b2">seq_nr_t</a> seq_nr, <a class="code" href="datatypes_8h.html#c8be006c348a522ae126f67f7b2aaf4e">sender_id_t</a> sender_id);
+<a name="l00080"></a><a class="code" href="classAesIcmCypher.html#d74a46baaee2e0755902d134274eac9a">00080</a> gcry_cipher_hd_t <a class="code" href="classAesIcmCypher.html#d74a46baaee2e0755902d134274eac9a">cipher_</a>;
+<a name="l00081"></a><a class="code" href="classAesIcmCypher.html#a62620f7280574b142a0eb29880f5083">00081</a> <a class="code" href="classBuffer.html">Buffer</a> <a class="code" href="classAesIcmCypher.html#a62620f7280574b142a0eb29880f5083">salt_</a>;
+<a name="l00082"></a>00082
+<a name="l00083"></a>00083 <span class="keyword">private</span>:
+<a name="l00084"></a><a class="code" href="classAesIcmCypher.html#04da5690d9102c6b3fe5bf78a8827ac1">00084</a> <span class="keyword">static</span> <span class="keywordtype">bool</span> <a class="code" href="classAesIcmCypher.html#04da5690d9102c6b3fe5bf78a8827ac1">gcrypt_initialized_</a>;
+<a name="l00085"></a>00085 };
+<a name="l00086"></a>00086
+<a name="l00087"></a>00087 <span class="keyword">const</span> std::string <a class="code" href="classAesIcmCypher.html#605842d12379711d74401d0923b5d76e">AesIcmCypher::MIN_GCRYPT_VERSION</a> = <span class="stringliteral">"1.2.3"</span>;
+<a name="l00088"></a>00088 <span class="keywordtype">bool</span> <a class="code" href="classAesIcmCypher.html#04da5690d9102c6b3fe5bf78a8827ac1">AesIcmCypher::gcrypt_initialized_</a> = <span class="keyword">false</span>;
+<a name="l00089"></a>00089 <span class="keyword">const</span> <a class="code" href="datatypes_8h.html#1382fcaa92d837ce7c0961788c8243d7">u_int32_t</a> <a class="code" href="classAesIcmCypher.html#4d1dea41b9745bca5a2d84fcefe3558c">AesIcmCypher::GCRYPT_SEC_MEM</a> = 16384; <span class="comment">// 16k secure memory</span>
+<a name="l00090"></a>00090
+<a name="l00091"></a>00091 <span class="preprocessor">#endif</span>
+</pre></div><hr size="1"><address style="align: right;"><small>Generated on Sun Oct 7 23:43:49 2007 for anytun by&nbsp;
+<a href="http://www.doxygen.org/index.html">
+<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.1 </small></address>
+</body>
+</html>
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