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<h1>ah_test.c</h1><a href="ah__test_8c.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 <span class="comment">/*</span>
00002 <span class="comment"> * embedded IPsec</span>
00003 <span class="comment"> * Copyright (c) 2003 Niklaus Schild and Christian Scheurer, HTI Biel/Bienne</span>
00004 <span class="comment"> * All rights reserved.</span>
00005 <span class="comment"> *</span>
00006 <span class="comment"> * Redistribution and use in source and binary forms, with or without modification,</span>
00007 <span class="comment"> * are permitted provided that the following conditions are met:</span>
00008 <span class="comment"> *</span>
00009 <span class="comment"> * 1. Redistributions of source code must retain the above copyright notice,</span>
00010 <span class="comment"> * this list of conditions and the following disclaimer.</span>
00011 <span class="comment"> * 2. Redistributions in binary form must reproduce the above copyright notice,</span>
00012 <span class="comment"> * this list of conditions and the following disclaimer in the documentation</span>
00013 <span class="comment"> * and/or other materials provided with the distribution.</span>
00014 <span class="comment"> * 3. The name of the author may not be used to endorse or promote products</span>
00015 <span class="comment"> * derived from this software without specific prior written permission.</span>
00016 <span class="comment"> *</span>
00017 <span class="comment"> * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED</span>
00018 <span class="comment"> * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF</span>
00019 <span class="comment"> * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT</span>
00020 <span class="comment"> * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,</span>
00021 <span class="comment"> * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT</span>
00022 <span class="comment"> * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS</span>
00023 <span class="comment"> * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN</span>
00024 <span class="comment"> * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING</span>
00025 <span class="comment"> * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY</span>
00026 <span class="comment"> * OF SUCH DAMAGE.</span>
00027 <span class="comment"> *</span>
00028 <span class="comment"> */</span>
00029
00051 <span class="preprocessor">#include <string.h></span>
00052
00053 <span class="preprocessor">#include "<a class="code" href="util_8h.html">ipsec/util.h</a>"</span>
00054 <span class="preprocessor">#include "<a class="code" href="ah_8h.html">ipsec/ah.h</a>"</span>
00055 <span class="preprocessor">#include "<a class="code" href="sa_8h.html">ipsec/sa.h</a>"</span>
00056 <span class="preprocessor">#include "<a class="code" href="debug_8h.html">ipsec/debug.h</a>"</span>
00057 <span class="preprocessor">#include "<a class="code" href="structural__test_8h.html">testing/structural/structural_test.h</a>"</span>
00058
00059 <span class="preprocessor">#include "<a class="code" href="ah__test-sample__ah__packet_8h.html">testing/structural/ah_test-sample_ah_packet.h</a>"</span>
00060
<a name="l00065"></a><a class="code" href="ah__test_8c.html#a0">00065</a> <span class="keywordtype">int</span> <a class="code" href="ah__test_8c.html#a0">ah_test_ipsec_ah_check</a>(<span class="keywordtype">void</span>)
00066 {
00067 <a class="code" href="structsa__entry__struct.html">sad_entry</a> <a class="code" href="esp__test_8c.html#a5">packet1_sa</a> = { <a class="code" href="sa_8h.html#a16">SAD_ENTRY</a>( 192,168,1,40, 255,255,255,255,
00068 0x1010,
00069 <a class="code" href="types_8h.html#a40a37">IPSEC_PROTO_AH</a>, <a class="code" href="sa_8h.html#a7">IPSEC_TUNNEL</a>,
00070 <a class="code" href="sa_8h.html#a10">IPSEC_3DES</a>,
00071 0x01, 0x23, 0x45, 0x67, 0x01, 0x23, 0x45, 0x67, 0x01, 0x23, 0x45, 0x67, 0x01, 0x23, 0x45, 0x67, 0x01, 0x23, 0x45, 0x67, 0x01, 0x23, 0x45, 0x67,
00072 <a class="code" href="sa_8h.html#a12">IPSEC_HMAC_MD5</a>,
00073 0x01, 0x23, 0x45, 0x67, 0x01, 0x23, 0x45, 0x67, 0x01, 0x23, 0x45, 0x67, 0x01, 0x23, 0x45, 0x67, 0, 0, 0, 0)
00074 };
00075 <span class="keywordtype">int</span> local_error_count = 0;
00076 <span class="keywordtype">int</span> payload_size = 0;
00077 <span class="keywordtype">int</span> payload_offset = 0;
00078 <span class="keywordtype">int</span> ret_val;
00079
00080 <span class="comment">// feed valid AH packet</span>
00081 ret_val = <a class="code" href="ah_8h.html#a4">ipsec_ah_check</a>((<a class="code" href="structipsec__ip__hdr__struct.html">ipsec_ip_header</a> *)&<a class="code" href="ah__test-sample__ah__packet_8h.html#a0">ah_test_sample_ah_outer_packet</a>, (<span class="keywordtype">int</span> *)&payload_offset, (<span class="keywordtype">int</span> *)&payload_size, (<a class="code" href="structsa__entry__struct.html">sad_entry</a> *)&<a class="code" href="esp__test_8c.html#a5">packet1_sa</a>);
00082 <span class="keywordflow">if</span>(ret_val != <a class="code" href="types_8h.html#a38a12">IPSEC_STATUS_SUCCESS</a>) {
00083 local_error_count++;
00084 <a class="code" href="debug_8h.html#a10">IPSEC_LOG_TST</a>(<span class="stringliteral">"ah_test_ipsec_ah_check"</span>, <span class="stringliteral">"FAILURE"</span>, (<span class="stringliteral">"ipsec_ah_check(ah_test_sample_ah_packet) failed"</span>)) ;
00085 }
00086
00087 <span class="comment">// feed invalid packet (offset + 1)</span>
00088 ret_val = <a class="code" href="ah_8h.html#a4">ipsec_ah_check</a>(((<a class="code" href="structipsec__ip__hdr__struct.html">ipsec_ip_header</a> *)&<a class="code" href="ah__test-sample__ah__packet_8h.html#a0">ah_test_sample_ah_outer_packet</a>[1]), (<span class="keywordtype">int</span> *)&payload_offset, (<span class="keywordtype">int</span> *)&payload_size, (<a class="code" href="structsa__entry__struct.html">sad_entry</a> *)&<a class="code" href="esp__test_8c.html#a5">packet1_sa</a>);
00089 <span class="keywordflow">if</span>(ret_val == <a class="code" href="types_8h.html#a38a12">IPSEC_STATUS_SUCCESS</a>) {
00090 local_error_count++;
00091 <a class="code" href="debug_8h.html#a10">IPSEC_LOG_TST</a>(<span class="stringliteral">"ah_test_ipsec_ah_check"</span>, <span class="stringliteral">"FAILURE"</span>, (<span class="stringliteral">"ipsec_ah_check(invalid_packet) was not rejected"</span>)) ;
00092 }
00093
00094 <span class="keywordflow">return</span> local_error_count;
00095 }
00096
<a name="l00101"></a><a class="code" href="ah__test_8c.html#a1">00101</a> <span class="keywordtype">int</span> <a class="code" href="ah__test_8c.html#a1">ah_test_ipsec_ah_encapsulate</a>(<span class="keywordtype">void</span>)
00102 {
00103 <a class="code" href="structsa__entry__struct.html">sad_entry</a> <a class="code" href="esp__test_8c.html#a5">packet1_sa</a> = { <a class="code" href="sa_8h.html#a16">SAD_ENTRY</a>( 192,168,1,5, 255,255,255,255,
00104 0x1016,
00105 <a class="code" href="types_8h.html#a40a37">IPSEC_PROTO_AH</a>, <a class="code" href="sa_8h.html#a7">IPSEC_TUNNEL</a>,
00106 <a class="code" href="sa_8h.html#a10">IPSEC_3DES</a>,
00107 0x01, 0x23, 0x45, 0x67, 0x01, 0x23, 0x45, 0x67, 0x01, 0x23, 0x45, 0x67, 0x01, 0x23, 0x45, 0x67, 0x01, 0x23, 0x45, 0x67, 0x01, 0x23, 0x45, 0x67,
00108 <a class="code" href="sa_8h.html#a12">IPSEC_HMAC_MD5</a>,
00109 0x01, 0x23, 0x45, 0x67, 0x01, 0x23, 0x45, 0x67, 0x01, 0x23, 0x45, 0x67, 0x01, 0x23, 0x45, 0x67, 0, 0, 0, 0)
00110 };
00111
00112 <span class="keyword">static</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> encapsulated_ah_packet[104] =
00113 {
00114 0x45, 0x00, 0x00, 0x68, 0xE8, 0x03, 0x00, 0x00, 0x40, 0x33, 0x0F, 0x07, 0xC0, 0xA8, 0x01, 0x03,
00115 0xC0, 0xA8, 0x01, 0x05, 0x04, 0x04, 0x00, 0x00, 0x00, 0x00, 0x10, 0x16, 0x00, 0x00, 0x00, 0x01,
00116
00117 <span class="comment">// ICV</span>
00118 0x6F, 0x1D, 0x8E, 0x94, 0x4F, 0x70, 0x23, 0xE8, 0x53, 0xB1, 0x51, 0xBF,
00119
00120 0x45, 0x00, 0x00, 0x3C,
00121 0xE7, 0x7A, 0x40, 0x00, 0x40, 0x06, 0xCF, 0xC5, 0xC0, 0xA8, 0x01, 0x28, 0xC0, 0xA8, 0x01, 0x03,
00122 0x80, 0x1A, 0x00, 0x50, 0x84, 0xB9, 0xC5, 0x66, 0x00, 0x00, 0x00, 0x00, 0xA0, 0x02, 0x7E, 0xB8,
00123 0x1F, 0x75, 0x00, 0x00, 0x02, 0x04, 0x3F, 0x5C, 0x04, 0x02, 0x08, 0x0A, 0x00, 0x0F, 0x22, 0x1C,
00124 0x00, 0x00, 0x00, 0x00, 0x01, 0x03, 0x03, 0x00,
00125 } ;
00126
00127 <span class="keywordtype">int</span> local_error_count = 0;
00128 <span class="keywordtype">int</span> payload_size = 0;
00129 <span class="keywordtype">int</span> payload_offset = 0;
00130 <a class="code" href="types_8h.html#a4">__u32</a> src;
00131 <a class="code" href="types_8h.html#a4">__u32</a> dst;
00132 <span class="keywordtype">int</span> ret_val = 0;
00133 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> buffer[<span class="keyword">sizeof</span> (<a class="code" href="ah__test-sample__ah__packet_8h.html#a1">ah_test_sample_ah_inner_packet</a>) + 100];
00134
00135 local_error_count = 0;
00136
00137 src = 0x0301A8C0;
00138 dst = 0x0501A8C0;
00139
00140 <span class="comment">/* copy packet in a buffer where space for the new headers is left */</span>
00141 memcpy(buffer + 100, <a class="code" href="ah__test-sample__ah__packet_8h.html#a1">ah_test_sample_ah_inner_packet</a>, <span class="keyword">sizeof</span>(<a class="code" href="ah__test-sample__ah__packet_8h.html#a1">ah_test_sample_ah_inner_packet</a>));
00142
00143 ret_val = <a class="code" href="ah_8h.html#a5">ipsec_ah_encapsulate</a>((<a class="code" href="structipsec__ip__hdr__struct.html">ipsec_ip_header</a> *)(buffer + 100),
00144 (<span class="keywordtype">int</span> *)&payload_offset, (<span class="keywordtype">int</span> *)&payload_size,
00145 (<a class="code" href="structsa__entry__struct.html">sad_entry</a> *)&<a class="code" href="esp__test_8c.html#a5">packet1_sa</a>,
00146 src, dst
00147 );
00148 <span class="keywordflow">if</span>(ret_val != 0) {
00149 local_error_count++;
00150 <a class="code" href="debug_8h.html#a10">IPSEC_LOG_TST</a>(<span class="stringliteral">"ah_test_ipsec_ah_encapsulate"</span>, <span class="stringliteral">"FAILURE"</span>, (<span class="stringliteral">"ipsec_ah_encapsulate() failed (rev_val indicates no SUCCESS)"</span>)) ;
00151 }
00152
00153 <span class="keywordflow">if</span>(payload_offset != -44)
00154 {
00155 local_error_count++ ;
00156 <a class="code" href="debug_8h.html#a10">IPSEC_LOG_TST</a>(<span class="stringliteral">"ah_test_ipsec_ah_encapsulate"</span>, <span class="stringliteral">"FAILURE"</span>, (<span class="stringliteral">"offset was not calculated properly"</span>)) ;
00157 }
00158
00159 <span class="keywordflow">if</span>(payload_size != 104)
00160 {
00161 local_error_count++ ;
00162 <a class="code" href="debug_8h.html#a10">IPSEC_LOG_TST</a>(<span class="stringliteral">"ah_test_ipsec_ah_encapsulate"</span>, <span class="stringliteral">"FAILURE"</span>, (<span class="stringliteral">"length was not calculated properly"</span>)) ;
00163 }
00164
00165 payload_offset = -44;
00166 payload_size = 104;
00167
00168 <span class="keywordflow">if</span>(memcmp(((<span class="keywordtype">char</span>*)(buffer + 100)) + payload_offset, encapsulated_ah_packet, payload_size) != 0)
00169 {
00170 local_error_count++ ;
00171 <a class="code" href="debug_8h.html#a10">IPSEC_LOG_TST</a>(<span class="stringliteral">"ah_test_ipsec_ah_encapsulate"</span>, <span class="stringliteral">"FAILURE"</span>, (<span class="stringliteral">"packet was not properly encapsulated"</span>));
00172 }
00173
00174 <span class="keywordflow">return</span> local_error_count;
00175 }
00176
<a name="l00181"></a><a class="code" href="ah__test_8c.html#a2">00181</a> <span class="keywordtype">void</span> <a class="code" href="ah__test_8c.html#a2">ah_test</a>(<a class="code" href="structtest__result__struct.html">test_result</a> *global_results)
00182 {
00183 <a class="code" href="structtest__result__struct.html">test_result</a> sub_results = {
00184 6,
00185 2,
00186 0,
00187 0,
00188 };
00189
00190 <span class="keywordtype">int</span> retcode;
00191
00192 retcode = <a class="code" href="ah__test_8c.html#a0">ah_test_ipsec_ah_check</a>();
00193 <a class="code" href="structural__test_8h.html#a0">IPSEC_TESTING_EVALUATE</a>(retcode, sub_results, <span class="stringliteral">"ah_test_ipsec_ah_check()"</span>, (<span class="stringliteral">""</span>));
00194
00195 retcode = <a class="code" href="ah__test_8c.html#a1">ah_test_ipsec_ah_encapsulate</a>();
00196 <a class="code" href="structural__test_8h.html#a0">IPSEC_TESTING_EVALUATE</a>(retcode, sub_results, <span class="stringliteral">"ah_test_ipsec_ah_encapsulate()"</span>, (<span class="stringliteral">""</span>));
00197
00198 global_results-><a class="code" href="structtest__result__struct.html#o0">tests</a> += sub_results.<a class="code" href="structtest__result__struct.html#o0">tests</a>;
00199 global_results-><a class="code" href="structtest__result__struct.html#o1">functions</a> += sub_results.<a class="code" href="structtest__result__struct.html#o1">functions</a>;
00200 global_results-><a class="code" href="structtest__result__struct.html#o2">errors</a> += sub_results.<a class="code" href="structtest__result__struct.html#o2">errors</a>;
00201 global_results-><a class="code" href="structtest__result__struct.html#o3">notimplemented</a> += sub_results.<a class="code" href="structtest__result__struct.html#o3">notimplemented</a>;
00202 }
00203
00204
00205
</pre></div> </td>
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<div align="center">Copyright 2003 by Christian Scheurer and Niklaus Schild</div>
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