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<title>libspf v1.0: spfquery.c Source File</title> |
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<h1>spfquery.c</h1><a href="spfquery_8c.html">Go to the documentation of this file.</a><pre class="fragment"><div>00001 <span class="comment">/* libspf - Sender Policy Framework library</span> |
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00002 <span class="comment">*</span> |
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00003 <span class="comment">* ANSI C implementation of spf-draft-200405.txt</span> |
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00004 <span class="comment">*</span> |
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00005 <span class="comment">* Author: James Couzens <jcouzens@codeshare.ca></span> |
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00006 <span class="comment">*</span> |
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00007 <span class="comment">* File: spfquery.c</span> |
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00008 <span class="comment">* Desc: SPF Query Tool (an example implementation of libSPF)</span> |
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00009 <span class="comment">*</span> |
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00010 <span class="comment">* License:</span> |
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00011 <span class="comment">*</span> |
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00012 <span class="comment">* The libspf Software License, Version 1.0</span> |
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00013 <span class="comment">*</span> |
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00014 <span class="comment">* Copyright (c) 2004 James Couzens & Sean Comeau All rights</span> |
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00015 <span class="comment">* reserved.</span> |
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00016 <span class="comment">*</span> |
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00017 <span class="comment">* Redistribution and use in source and binary forms, with or without</span> |
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00018 <span class="comment">* modification, are permitted provided that the following conditions</span> |
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00019 <span class="comment">* are met:</span> |
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00020 <span class="comment">*</span> |
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00021 <span class="comment">* 1. Redistributions of source code must retain the above copyright</span> |
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00022 <span class="comment">* notice, this list of conditions and the following disclaimer.</span> |
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00023 <span class="comment">*</span> |
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00024 <span class="comment">* 2. Redistributions in binary form must reproduce the above copyright</span> |
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00025 <span class="comment">* notice, this list of conditions and the following disclaimer in</span> |
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00026 <span class="comment">* the documentation and/or other materials provided with the</span> |
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00027 <span class="comment">* distribution.</span> |
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00028 <span class="comment">*</span> |
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00029 <span class="comment">* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED</span> |
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00030 <span class="comment">* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES</span> |
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00031 <span class="comment">* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE</span> |
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00032 <span class="comment">* DISCLAIMED. IN NO EVENT SHALL THE AUTHORS MAKING USE OF THIS LICESEN</span> |
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00033 <span class="comment">* OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,</span> |
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00034 <span class="comment">* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT</span> |
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00035 <span class="comment">* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF</span> |
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00036 <span class="comment">* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND</span> |
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00037 <span class="comment">* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,</span> |
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00038 <span class="comment">* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT</span> |
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00039 <span class="comment">* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF</span> |
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00040 <span class="comment">* SUCH DAMAGE.</span> |
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00041 <span class="comment">*</span> |
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00042 <span class="comment">*/</span> |
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00043 |
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00044 <span class="preprocessor">#include "<a class="code" href="spfquery_8h.html">spfquery.h</a>"</span> |
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00045 |
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00046 |
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00047 <span class="comment">/* SPF_usage</span> |
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00048 <span class="comment">*</span> |
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00049 <span class="comment">* Author: James Couzens <jcouzens@6o4.ca></span> |
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00050 <span class="comment">*</span> |
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00051 <span class="comment">* Date: 07/04/04</span> |
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00052 <span class="comment">*</span> |
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00053 <span class="comment">* Desc:</span> |
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00054 <span class="comment">* Main function, allocates memory and makes calls to the libSPF </span> |
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00055 <span class="comment">* library which parses the "fake" query.</span> |
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00056 <span class="comment">*</span> |
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00057 <span class="comment">*/</span> |
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<a name="l00058"></a><a class="code" href="spfquery_8h.html#a4">00058</a> <span class="keywordtype">int</span> <a class="code" href="spfquery_8h.html#a4">main</a>(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span> *argv[]) |
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00059 { |
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00060 <a class="code" href="spf_8h.html#a35">u_int8_t</a> i = 0; <span class="comment">/* utility */</span> |
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00061 <a class="code" href="spf_8h.html#a35">u_int8_t</a> res = 0; <span class="comment">/* libSPF result code */</span> |
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00062 |
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00063 <span class="keywordtype">char</span> *margv = NULL; <span class="comment">/* pointer to current argv element */</span> |
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00064 <span class="keywordtype">char</span> *ip = NULL; <span class="comment">/* ip address to test connecting from */</span> |
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00065 <span class="keywordtype">char</span> *address = NULL; <span class="comment">/* email address to test sending from */</span> |
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00066 <span class="keywordtype">char</span> *helo = NULL; <span class="comment">/* helo hostname to test sending from */</span> |
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00067 |
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00068 <span class="keywordtype">char</span> *tmp = NULL; <span class="comment">/* utility pointer */</span> |
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00069 |
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00070 <a class="code" href="structpeer__info__s.html">peer_info_t</a> *pinfo = NULL; <span class="comment">/* libSPF peer_info structure */</span> |
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00071 |
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00072 <span class="keywordflow">if</span> (argc <= 1) |
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00073 { |
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00074 <a class="code" href="spfquery_8c.html#a1">SPF_usage</a>(); |
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00075 <span class="keywordflow">return</span>(<a class="code" href="spf_8h.html#a92a53">FALSE</a>); |
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00076 } |
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00077 |
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00078 <span class="keywordflow">for</span> (i = 1; i < argc; i++) |
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00079 { |
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00080 tmp = argv[i]; |
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00081 |
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00082 <span class="keywordflow">if</span> (*tmp == <span class="charliteral">'-'</span>) |
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00083 { |
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00084 margv = (tmp + 3); |
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00085 |
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00086 <span class="keywordflow">switch</span> (*(tmp + 1)) |
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00087 { |
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00088 <span class="keywordflow">case</span> <span class="charliteral">'d'</span> : |
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00089 <a class="code" href="main_8c.html#a0">confg</a>.<a class="code" href="structspf__config__s.html#o0">level</a> = atoi(margv); |
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00090 <span class="keywordflow">break</span>; |
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00091 <span class="keywordflow">case</span> <span class="charliteral">'i'</span> : |
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00092 ip = strdup(margv); |
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00093 <span class="keywordflow">break</span>; |
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00094 <span class="keywordflow">case</span> <span class="charliteral">'s'</span> : |
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00095 address = strdup(margv); |
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00096 <span class="keywordflow">break</span>; |
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00097 <span class="keywordflow">case</span> <span class="charliteral">'h'</span> : |
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00098 helo = strdup(margv); |
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00099 <span class="keywordflow">break</span>; |
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00100 } |
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00101 } |
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00102 } |
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00103 |
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00104 <span class="keywordflow">if</span> (ip == NULL) |
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00105 { |
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00106 printf(<span class="stringliteral">"You need to specify an IP Address to test against\n\n"</span>); |
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00107 <a class="code" href="spfquery_8c.html#a1">SPF_usage</a>(); |
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00108 <span class="keywordflow">return</span>(<a class="code" href="spf_8h.html#a92a53">FALSE</a>); |
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00109 } |
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00110 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (address == NULL) |
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00111 { |
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00112 printf(<span class="stringliteral">"You need to specify a from email address\n\n"</span>); |
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00113 <a class="code" href="spfquery_8c.html#a1">SPF_usage</a>(); |
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00114 <span class="keywordflow">return</span>(<a class="code" href="spf_8h.html#a92a53">FALSE</a>); |
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00115 } |
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00116 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (helo == NULL) |
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00117 { |
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00118 helo = strdup(<a class="code" href="spfquery_8h.html#a2">HELO_HOST</a>); |
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00119 printf(<span class="stringliteral">"You didn't give me a helo host, using (%s)\n"</span>, helo); |
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00120 <span class="keywordflow">return</span>(<a class="code" href="spf_8h.html#a92a53">FALSE</a>); |
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00121 } |
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00122 |
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00123 <span class="keywordflow">if</span> (<a class="code" href="main_8c.html#a0">confg</a>.<a class="code" href="structspf__config__s.html#o0">level</a> >= 1) |
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00124 { |
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00125 printf(<span class="stringliteral">"SPF Query v%s - James Couzens <jcouzens@codeshare.ca>\n\n"</span>, |
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00126 <a class="code" href="spfquery_8h.html#a1">SPFQUERY_VERSION</a>); |
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00127 |
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00128 printf(<span class="stringliteral">"DEBUG: %u\n"</span>, <a class="code" href="main_8c.html#a0">confg</a>.<a class="code" href="structspf__config__s.html#o0">level</a>); |
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00129 printf(<span class="stringliteral">"IP address: %s\n"</span>, ip); |
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00130 printf(<span class="stringliteral">"MAIL FROM: %s\n"</span>, address); |
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00131 printf(<span class="stringliteral">"HELO: %s\n"</span>, helo); |
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00132 } |
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00133 |
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00134 <span class="keywordflow">if</span> ((pinfo = <a class="code" href="spf_8h.html#a82">SPF_init</a>(helo, ip, NULL, NULL, NULL, <a class="code" href="spf_8h.html#a92a53">FALSE</a>, <a class="code" href="spf_8h.html#a92a53">FALSE</a>)) != NULL) |
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00135 { |
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00136 <span class="comment">/* perform fake HELO */</span> |
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00137 <a class="code" href="spf_8h.html#a89">SPF_smtp_helo</a>(pinfo, helo); |
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00138 |
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00139 <span class="comment">/* perform fake MAIL FROM */</span> |
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00140 <a class="code" href="spf_8h.html#a88">SPF_smtp_from</a>(pinfo, address); |
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00141 |
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00142 <span class="comment">/* perform SPF parse */</span> |
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00143 pinfo-><a class="code" href="structpeer__info__s.html#o3">RES</a> = <a class="code" href="spf_8h.html#a84">SPF_policy_main</a>(pinfo); |
| 152 |
00144 |
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00145 <span class="comment">/* assign result of SPF parse */</span> |
| 154 |
00146 res = pinfo-><a class="code" href="structpeer__info__s.html#o3">RES</a>; |
| 155 |
00147 |
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00148 <span class="comment">/* print the results */</span> |
| 157 |
00149 printf( <span class="stringliteral">"%s\n%s\n%s\n"</span>, |
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00150 pinfo-><a class="code" href="structpeer__info__s.html#o5">rs</a> ? pinfo-><a class="code" href="structpeer__info__s.html#o5">rs</a> : <span class="stringliteral">"NULL"</span>, |
| 159 |
00151 pinfo-><a class="code" href="structpeer__info__s.html#o26">error</a> ? pinfo-><a class="code" href="structpeer__info__s.html#o26">error</a> : <span class="stringliteral">"NULL"</span>, |
| 160 |
00152 pinfo-><a class="code" href="structpeer__info__s.html#o12">explain</a> ? pinfo-><a class="code" href="structpeer__info__s.html#o12">explain</a> : <span class="stringliteral">"NULL"</span>); |
| 161 |
00153 |
| 162 |
00154 <span class="comment">/* close SPF session (free memory associated with parse) */</span> |
| 163 |
00155 <a class="code" href="spf_8h.html#a83">SPF_close</a>(pinfo); |
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00156 |
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00157 } |
| 166 |
00158 |
| 167 |
00159 free(ip); |
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00160 free(address); |
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00161 free(helo); |
| 170 |
00162 |
| 171 |
00163 <span class="keywordflow">return</span>(<a class="code" href="spf_8h.html#a92a53">FALSE</a>); |
| 172 |
00164 } |
| 173 |
00165 |
| 174 |
00166 |
| 175 |
00167 <span class="comment">/* SPF_usage</span> |
| 176 |
00168 <span class="comment">*</span> |
| 177 |
00169 <span class="comment">* Author: James Couzens <jcouzens@6o4.ca></span> |
| 178 |
00170 <span class="comment">*</span> |
| 179 |
00171 <span class="comment">* Date: 12/25/03</span> |
| 180 |
00172 <span class="comment">*</span> |
| 181 |
00173 <span class="comment">* Desc:</span> |
| 182 |
00174 <span class="comment">* Displays usage help information when the binary is called with</span> |
| 183 |
00175 <span class="comment">* no arguments.</span> |
| 184 |
00176 <span class="comment">*</span> |
| 185 |
00177 <span class="comment">*/</span> |
| 186 |
<a name="l00178"></a><a class="code" href="spfquery_8h.html#a5">00178</a> <span class="keywordtype">void</span> <a class="code" href="spfquery_8c.html#a1">SPF_usage</a>() |
| 187 |
00179 { |
| 188 |
00180 printf(<span class="stringliteral">"Usage:\n"</span>); |
| 189 |
00181 printf(<span class="stringliteral">"\n"</span>); |
| 190 |
00182 printf(<span class="stringliteral">"spfquery [dish]\n"</span>); |
| 191 |
00183 printf(<span class="stringliteral">"\n"</span>); |
| 192 |
00184 printf(<span class="stringliteral">"-d [x] - DEBUG where x is a number between 1 and 255\n"</span>); |
| 193 |
00185 printf(<span class="stringliteral">"-i [addr] - IP Address where the fake connection will come from\n"</span>); |
| 194 |
00186 printf(<span class="stringliteral">"-s [email] - What email address to test with\n"</span>); |
| 195 |
00187 printf(<span class="stringliteral">"-h [host] - HELO hostname to test with\n"</span>); |
| 196 |
00188 printf(<span class="stringliteral">"\n"</span>); |
| 197 |
00189 printf(<span class="stringliteral">"spfquery -i 10.0.0.2 -s jcouzens@6o4.ca -h spftools.net\n"</span>); |
| 198 |
00190 |
| 199 |
00191 <span class="keywordflow">return</span>; |
| 200 |
00192 } |
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00193 |
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00194 <span class="comment">/* end spfquery.c */</span> |
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</div></pre><hr size="1"><address style="align: right;"><small>Generated on Sun Aug 8 11:36:48 2004 for libspf v1.0 by |
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