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<h1>dtnrecv.c</h1><a href="dtnrecv_8c.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"> * Copyright 2004-2006 Intel Corporation</span>
<a name="l00003"></a>00003 <span class="comment"> * </span>
<a name="l00004"></a>00004 <span class="comment"> * Licensed under the Apache License, Version 2.0 (the "License");</span>
<a name="l00005"></a>00005 <span class="comment"> * you may not use this file except in compliance with the License.</span>
<a name="l00006"></a>00006 <span class="comment"> * You may obtain a copy of the License at</span>
<a name="l00007"></a>00007 <span class="comment"> * </span>
<a name="l00008"></a>00008 <span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span>
<a name="l00009"></a>00009 <span class="comment"> * </span>
<a name="l00010"></a>00010 <span class="comment"> * Unless required by applicable law or agreed to in writing, software</span>
<a name="l00011"></a>00011 <span class="comment"> * distributed under the License is distributed on an "AS IS" BASIS,</span>
<a name="l00012"></a>00012 <span class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span>
<a name="l00013"></a>00013 <span class="comment"> * See the License for the specific language governing permissions and</span>
<a name="l00014"></a>00014 <span class="comment"> * limitations under the License.</span>
<a name="l00015"></a>00015 <span class="comment"> */</span>
<a name="l00016"></a>00016
<a name="l00017"></a>00017 <span class="preprocessor">#ifdef HAVE_CONFIG_H</span>
<a name="l00018"></a>00018 <span class="preprocessor"></span><span class="preprocessor"># include <<a class="code" href="dtn-config_8h.html">dtn-config.h</a>></span>
<a name="l00019"></a>00019 <span class="preprocessor">#endif</span>
<a name="l00020"></a>00020 <span class="preprocessor"></span>
<a name="l00021"></a>00021 <span class="preprocessor">#include <stdio.h></span>
<a name="l00022"></a>00022 <span class="preprocessor">#include <unistd.h></span>
<a name="l00023"></a>00023 <span class="preprocessor">#include <errno.h></span>
<a name="l00024"></a>00024 <span class="preprocessor">#include <strings.h></span>
<a name="l00025"></a>00025 <span class="preprocessor">#include <string.h></span>
<a name="l00026"></a>00026 <span class="preprocessor">#include <stdlib.h></span>
<a name="l00027"></a>00027 <span class="preprocessor">#include <sys/time.h></span>
<a name="l00028"></a>00028 <span class="preprocessor">#include <sys/stat.h></span>
<a name="l00029"></a>00029 <span class="preprocessor">#include <fcntl.h></span>
<a name="l00030"></a>00030 <span class="preprocessor">#include "<a class="code" href="dtn__api_8h.html">dtn_api.h</a>"</span>
<a name="l00031"></a>00031
<a name="l00032"></a><a class="code" href="dtnrecv_8c.html#eca034f67218340ecb2261a22c2f3dcd">00032</a> <span class="preprocessor">#define BUFSIZE 16</span>
<a name="l00033"></a><a class="code" href="dtnrecv_8c.html#fcf795f5a96fd55561abe69f56224630">00033</a> <span class="preprocessor"></span><span class="preprocessor">#define BLOCKSIZE 8192</span>
<a name="l00034"></a><a class="code" href="dtnrecv_8c.html#56a359528f4c5ca4e0258d643d3ce4b9">00034</a> <span class="preprocessor"></span><span class="preprocessor">#define COUNTER_MAX_DIGITS 9</span>
<a name="l00035"></a>00035 <span class="preprocessor"></span>
<a name="l00036"></a>00036 <span class="comment">// Find the maximum commandline length</span>
<a name="l00037"></a>00037 <span class="preprocessor">#ifdef __FreeBSD__</span>
<a name="l00038"></a>00038 <span class="preprocessor"></span><span class="comment">/* Needed for PATH_MAX, Linux doesn't need it */</span>
<a name="l00039"></a>00039 <span class="preprocessor">#include <sys/syslimits.h></span>
<a name="l00040"></a>00040 <span class="preprocessor">#endif</span>
<a name="l00041"></a>00041 <span class="preprocessor"></span>
<a name="l00042"></a>00042 <span class="preprocessor">#ifndef PATH_MAX</span>
<a name="l00043"></a>00043 <span class="preprocessor"></span><span class="comment">/* A conservative fallback */</span>
<a name="l00044"></a><a class="code" href="dtnrecv_8c.html#e688d728e1acdfe5988c7db45d6f0166">00044</a> <span class="preprocessor">#define PATH_MAX 1024</span>
<a name="l00045"></a>00045 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00046"></a>00046 <span class="preprocessor"></span>
<a name="l00047"></a><a class="code" href="dtnrecv_8c.html#d785d8a8f8ff378aa21eb1fa7a6085df">00047</a> <span class="keyword">const</span> <span class="keywordtype">char</span> *<a class="code" href="dtncat_8c.html#b9e1449fd00c98428516f0b41eddcb10">progname</a>;
<a name="l00048"></a>00048
<a name="l00049"></a><a class="code" href="dtnrecv_8c.html#0b2caeb4b6f130be43e5a2f0267dd453">00049</a> <span class="keywordtype">int</span> <a class="code" href="dtncat_8c.html#0b2caeb4b6f130be43e5a2f0267dd453">verbose</a> = 0; <span class="comment">// verbose output</span>
<a name="l00050"></a><a class="code" href="dtnrecv_8c.html#55602ca214fb365e8deef9a73c8442e7">00050</a> <span class="keywordtype">int</span> <a class="code" href="dtnrecv_8c.html#55602ca214fb365e8deef9a73c8442e7">quiet</a> = 0; <span class="comment">// quiet output</span>
<a name="l00051"></a><a class="code" href="dtnrecv_8c.html#6d2d1c31529bee906473fcabaffff34f">00051</a> <span class="keywordtype">char</span>* <a class="code" href="dtnperf-server_8c.html#6d2d1c31529bee906473fcabaffff34f">endpoint</a> = NULL; <span class="comment">// endpoint for registration</span>
<a name="l00052"></a><a class="code" href="dtnrecv_8c.html#8eb0c3e35c1feb7baf9802f03bf42e41">00052</a> <a class="code" href="dtn__types_8h.html#d9378ff6ab7ee699568e037a8105f9b6" title="A registration cookie.">dtn_reg_id_t</a> <a class="code" href="dtncat_8c.html#8eb0c3e35c1feb7baf9802f03bf42e41">regid</a> = <a class="code" href="dtn__types_8h.html#f96cd9cebfff24e37ccececf05ebb4e6" title="Value for an unspecified registration cookie (i.e.">DTN_REGID_NONE</a>;<span class="comment">// registration id</span>
<a name="l00053"></a><a class="code" href="dtnrecv_8c.html#d6057e40387509de502bdc91007d3238">00053</a> <span class="keywordtype">int</span> <a class="code" href="dtncat_8c.html#d6057e40387509de502bdc91007d3238">expiration</a> = 30; <span class="comment">// registration expiration time</span>
<a name="l00054"></a><a class="code" href="dtnrecv_8c.html#d43c3812e6d13e0518d9f8b8f463ffcf">00054</a> <span class="keywordtype">int</span> <a class="code" href="dtnping_8c.html#d43c3812e6d13e0518d9f8b8f463ffcf">count</a> = 0; <span class="comment">// exit after count bundles received</span>
<a name="l00055"></a><a class="code" href="dtnrecv_8c.html#54cdad81a486219f61493a49962ad684">00055</a> <span class="keywordtype">int</span> <a class="code" href="dtnrecv_8c.html#54cdad81a486219f61493a49962ad684">failure_action</a> = <a class="code" href="dtn__types_8h.html#a6d0071f396dd4ef85f6ad6332e37f00d21fdf39ccc69d6790aec0c70ce5f972">DTN_REG_DEFER</a>;<span class="comment">// registration delivery failure action</span>
<a name="l00056"></a><a class="code" href="dtnrecv_8c.html#246992993b9af68efcdf8becba96caa4">00056</a> <span class="keywordtype">char</span>* <a class="code" href="dtnrecv_8c.html#246992993b9af68efcdf8becba96caa4">failure_script</a> = <span class="stringliteral">""</span>; <span class="comment">// script to exec</span>
<a name="l00057"></a><a class="code" href="dtnrecv_8c.html#b9e8cb464b5253b115b57577389b83dd">00057</a> <span class="keywordtype">int</span> <a class="code" href="dtnrecv_8c.html#b9e8cb464b5253b115b57577389b83dd">register_only</a> = 0; <span class="comment">// register and quit</span>
<a name="l00058"></a><a class="code" href="dtnrecv_8c.html#c710c7bfde8686dcdfa07f1800ab01b5">00058</a> <span class="keywordtype">int</span> <a class="code" href="dtnrecv_8c.html#c710c7bfde8686dcdfa07f1800ab01b5">change</a> = 0; <span class="comment">// change existing registration </span>
<a name="l00059"></a><a class="code" href="dtnrecv_8c.html#76a6a74554d7d87ed170c8be7fa04fb3">00059</a> <span class="keywordtype">int</span> <a class="code" href="dtnrecv_8c.html#76a6a74554d7d87ed170c8be7fa04fb3">unregister</a> = 0; <span class="comment">// remove existing registration </span>
<a name="l00060"></a><a class="code" href="dtnrecv_8c.html#8d1e5cdabf4210adc6d1dd1bd8f9e3e1">00060</a> <span class="keywordtype">int</span> <a class="code" href="dtnrecv_8c.html#8d1e5cdabf4210adc6d1dd1bd8f9e3e1">recv_timeout</a> = -1; <span class="comment">// timeout to dtn_recv call</span>
<a name="l00061"></a><a class="code" href="dtnrecv_8c.html#274747d3e120eb68c647540e85a3eca0">00061</a> <span class="keywordtype">int</span> <a class="code" href="dtnrecv_8c.html#274747d3e120eb68c647540e85a3eca0">no_find_reg</a> = 0; <span class="comment">// omit call to dtn_find_registration</span>
<a name="l00062"></a><a class="code" href="dtnrecv_8c.html#b49244970ed5ca30989c2dab2129de34">00062</a> <span class="keywordtype">char</span> <a class="code" href="dtnrecv_8c.html#b49244970ed5ca30989c2dab2129de34">filename</a>[<a class="code" href="dtnrecv_8c.html#e688d728e1acdfe5988c7db45d6f0166">PATH_MAX</a>]; <span class="comment">// Destination filename for file xfers</span>
<a name="l00063"></a><a class="code" href="dtnrecv_8c.html#8e48f8171153f652e6409537cf223af2">00063</a> <a class="code" href="dtn__types_8h.html#3dcfddc1b850a71a18d8a0868f67e762" title="The payload of a bundle can be sent or received either in a file, in which case the...">dtn_bundle_payload_location_t</a> <a class="code" href="dtnrecv_8c.html#8e48f8171153f652e6409537cf223af2">bundletype</a> = <a class="code" href="dtn__types_8h.html#3dcfddc1b850a71a18d8a0868f67e7628f773bbfb80857bd5a11f09665fa9b03">DTN_PAYLOAD_MEM</a>;
<a name="l00064"></a>00064
<a name="l00065"></a>00065 <span class="keywordtype">void</span>
<a name="l00066"></a><a class="code" href="dtnrecv_8c.html#2ef30c42cbc289d899a8be5d2d8f77d0">00066</a> <a class="code" href="dtncpd_8c.html#2ef30c42cbc289d899a8be5d2d8f77d0">usage</a>()
<a name="l00067"></a>00067 {
<a name="l00068"></a>00068 fprintf(stderr, <span class="stringliteral">"usage: %s [opts] <endpoint> \n"</span>, <a class="code" href="dtncat_8c.html#b9e1449fd00c98428516f0b41eddcb10">progname</a>);
<a name="l00069"></a>00069 fprintf(stderr, <span class="stringliteral">"options:\n"</span>);
<a name="l00070"></a>00070 fprintf(stderr, <span class="stringliteral">" -v verbose\n"</span>);
<a name="l00071"></a>00071 fprintf(stderr, <span class="stringliteral">" -q quiet\n"</span>);
<a name="l00072"></a>00072 fprintf(stderr, <span class="stringliteral">" -h help\n"</span>);
<a name="l00073"></a>00073 fprintf(stderr, <span class="stringliteral">" -d <eid|demux_string> endpoint id\n"</span>);
<a name="l00074"></a>00074 fprintf(stderr, <span class="stringliteral">" -r <regid> use existing registration regid\n"</span>);
<a name="l00075"></a>00075 fprintf(stderr, <span class="stringliteral">" -n <count> exit after count bundles received\n"</span>);
<a name="l00076"></a>00076 fprintf(stderr, <span class="stringliteral">" -e <time> registration expiration time in seconds "</span>
<a name="l00077"></a>00077 <span class="stringliteral">"(default: one hour)\n"</span>);
<a name="l00078"></a>00078 fprintf(stderr, <span class="stringliteral">" -f <defer|drop|exec> failure action\n"</span>);
<a name="l00079"></a>00079 fprintf(stderr, <span class="stringliteral">" -F <script> failure script for exec action\n"</span>);
<a name="l00080"></a>00080 fprintf(stderr, <span class="stringliteral">" -x call dtn_register and immediately exit\n"</span>);
<a name="l00081"></a>00081 fprintf(stderr, <span class="stringliteral">" -c call dtn_change_registration and immediately exit\n"</span>);
<a name="l00082"></a>00082 fprintf(stderr, <span class="stringliteral">" -u call dtn_unregister and immediately exit\n"</span>);
<a name="l00083"></a>00083 fprintf(stderr, <span class="stringliteral">" -N don't try to find an existing registration\n"</span>);
<a name="l00084"></a>00084 fprintf(stderr, <span class="stringliteral">" -t <timeout> timeout value for call to dtn_recv\n"</span>);
<a name="l00085"></a>00085 fprintf(stderr, <span class="stringliteral">" -o <template> Write out transfers to files using this template (# chars are\n"</span>
<a name="l00086"></a>00086 <span class="stringliteral">"replaced with a counter). Example: f##.bin goes to f00.bin, f01.bin, etc...\n"</span>);
<a name="l00087"></a>00087 }
<a name="l00088"></a>00088
<a name="l00089"></a>00089 <span class="keywordtype">void</span>
<a name="l00090"></a><a class="code" href="dtnsend_8cc.html#293abb58b132c26701dada5c4e57ca35">00090</a> <a class="code" href="dtncat_8c.html#293abb58b132c26701dada5c4e57ca35">parse_options</a>(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span>**argv)
<a name="l00091"></a>00091 {
<a name="l00092"></a>00092 <span class="keywordtype">int</span> c, done = 0;
<a name="l00093"></a>00093
<a name="l00094"></a>00094 <a class="code" href="dtncat_8c.html#b9e1449fd00c98428516f0b41eddcb10">progname</a> = argv[0];
<a name="l00095"></a>00095
<a name="l00096"></a>00096 memset(<a class="code" href="dtnrecv_8c.html#b49244970ed5ca30989c2dab2129de34">filename</a>, 0, <span class="keyword">sizeof</span>(<span class="keywordtype">char</span>) * <a class="code" href="dtnrecv_8c.html#e688d728e1acdfe5988c7db45d6f0166">PATH_MAX</a>);
<a name="l00097"></a>00097
<a name="l00098"></a>00098 <span class="keywordflow">while</span> (!done)
<a name="l00099"></a>00099 {
<a name="l00100"></a>00100 c = getopt(argc, argv, <span class="stringliteral">"vqhHd:r:e:f:F:xn:cuNt:o:"</span>);
<a name="l00101"></a>00101 <span class="keywordflow">switch</span> (c)
<a name="l00102"></a>00102 {
<a name="l00103"></a>00103 <span class="keywordflow">case</span> <span class="charliteral">'v'</span>:
<a name="l00104"></a>00104 <a class="code" href="dtncat_8c.html#0b2caeb4b6f130be43e5a2f0267dd453">verbose</a> = 1;
<a name="l00105"></a>00105 <span class="keywordflow">break</span>;
<a name="l00106"></a>00106 <span class="keywordflow">case</span> <span class="charliteral">'q'</span>:
<a name="l00107"></a>00107 <a class="code" href="dtnrecv_8c.html#55602ca214fb365e8deef9a73c8442e7">quiet</a> = 1;
<a name="l00108"></a>00108 <span class="keywordflow">break</span>;
<a name="l00109"></a>00109 <span class="keywordflow">case</span> <span class="charliteral">'h'</span>:
<a name="l00110"></a>00110 <span class="keywordflow">case</span> <span class="charliteral">'H'</span>:
<a name="l00111"></a>00111 <a class="code" href="dtncpd_8c.html#2ef30c42cbc289d899a8be5d2d8f77d0">usage</a>();
<a name="l00112"></a>00112 exit(0);
<a name="l00113"></a>00113 <span class="keywordflow">return</span>;
<a name="l00114"></a>00114 <span class="keywordflow">case</span> <span class="charliteral">'r'</span>:
<a name="l00115"></a>00115 <a class="code" href="dtncat_8c.html#8eb0c3e35c1feb7baf9802f03bf42e41">regid</a> = atoi(optarg);
<a name="l00116"></a>00116 <span class="keywordflow">break</span>;
<a name="l00117"></a>00117 <span class="keywordflow">case</span> <span class="charliteral">'e'</span>:
<a name="l00118"></a>00118 <a class="code" href="dtncat_8c.html#d6057e40387509de502bdc91007d3238">expiration</a> = atoi(optarg);
<a name="l00119"></a>00119 <span class="keywordflow">break</span>;
<a name="l00120"></a>00120 <span class="keywordflow">case</span> <span class="charliteral">'f'</span>:
<a name="l00121"></a>00121 <span class="keywordflow">if</span> (!strcasecmp(optarg, <span class="stringliteral">"defer"</span>)) {
<a name="l00122"></a>00122 <a class="code" href="dtnrecv_8c.html#54cdad81a486219f61493a49962ad684">failure_action</a> = <a class="code" href="dtn__types_8h.html#a6d0071f396dd4ef85f6ad6332e37f00d21fdf39ccc69d6790aec0c70ce5f972">DTN_REG_DEFER</a>;
<a name="l00123"></a>00123
<a name="l00124"></a>00124 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!strcasecmp(optarg, <span class="stringliteral">"drop"</span>)) {
<a name="l00125"></a>00125 <a class="code" href="dtnrecv_8c.html#54cdad81a486219f61493a49962ad684">failure_action</a> = <a class="code" href="dtn__types_8h.html#a6d0071f396dd4ef85f6ad6332e37f0067a5f773775540e3dbe22a87105d571e">DTN_REG_DROP</a>;
<a name="l00126"></a>00126
<a name="l00127"></a>00127 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!strcasecmp(optarg, <span class="stringliteral">"exec"</span>)) {
<a name="l00128"></a>00128 <a class="code" href="dtnrecv_8c.html#54cdad81a486219f61493a49962ad684">failure_action</a> = <a class="code" href="dtn__types_8h.html#a6d0071f396dd4ef85f6ad6332e37f00f0a80ca0e5203c09e1634a4a791be4bd">DTN_REG_EXEC</a>;
<a name="l00129"></a>00129
<a name="l00130"></a>00130 } <span class="keywordflow">else</span> {
<a name="l00131"></a>00131 fprintf(stderr, <span class="stringliteral">"invalid failure action '%s'\n"</span>, optarg);
<a name="l00132"></a>00132 <a class="code" href="dtncpd_8c.html#2ef30c42cbc289d899a8be5d2d8f77d0">usage</a>();
<a name="l00133"></a>00133 exit(1);
<a name="l00134"></a>00134 }
<a name="l00135"></a>00135 <span class="keywordflow">case</span> <span class="charliteral">'F'</span>:
<a name="l00136"></a>00136 <a class="code" href="dtnrecv_8c.html#246992993b9af68efcdf8becba96caa4">failure_script</a> = optarg;
<a name="l00137"></a>00137 <span class="keywordflow">break</span>;
<a name="l00138"></a>00138 <span class="keywordflow">case</span> <span class="charliteral">'x'</span>:
<a name="l00139"></a>00139 <a class="code" href="dtnrecv_8c.html#b9e8cb464b5253b115b57577389b83dd">register_only</a> = 1;
<a name="l00140"></a>00140 <span class="keywordflow">break</span>;
<a name="l00141"></a>00141 <span class="keywordflow">case</span> <span class="charliteral">'n'</span>:
<a name="l00142"></a>00142 <a class="code" href="dtnping_8c.html#d43c3812e6d13e0518d9f8b8f463ffcf">count</a> = atoi(optarg);
<a name="l00143"></a>00143 <span class="keywordflow">break</span>;
<a name="l00144"></a>00144 <span class="keywordflow">case</span> <span class="charliteral">'c'</span>:
<a name="l00145"></a>00145 <a class="code" href="dtnrecv_8c.html#c710c7bfde8686dcdfa07f1800ab01b5">change</a> = 1;
<a name="l00146"></a>00146 <span class="keywordflow">break</span>;
<a name="l00147"></a>00147 <span class="keywordflow">case</span> <span class="charliteral">'u'</span>:
<a name="l00148"></a>00148 <a class="code" href="dtnrecv_8c.html#76a6a74554d7d87ed170c8be7fa04fb3">unregister</a> = 1;
<a name="l00149"></a>00149 <span class="keywordflow">break</span>;
<a name="l00150"></a>00150 <span class="keywordflow">case</span> <span class="charliteral">'N'</span>:
<a name="l00151"></a>00151 <a class="code" href="dtnrecv_8c.html#274747d3e120eb68c647540e85a3eca0">no_find_reg</a> = 1;
<a name="l00152"></a>00152 <span class="keywordflow">break</span>;
<a name="l00153"></a>00153 <span class="keywordflow">case</span> <span class="charliteral">'t'</span>:
<a name="l00154"></a>00154 <a class="code" href="dtnrecv_8c.html#8d1e5cdabf4210adc6d1dd1bd8f9e3e1">recv_timeout</a> = atoi(optarg);
<a name="l00155"></a>00155 <span class="keywordflow">break</span>;
<a name="l00156"></a>00156 <span class="keywordflow">case</span> <span class="charliteral">'o'</span>:
<a name="l00157"></a>00157 strncpy(<a class="code" href="dtnrecv_8c.html#b49244970ed5ca30989c2dab2129de34">filename</a>, optarg, PATH_MAX);
<a name="l00158"></a>00158 <span class="keywordflow">break</span>;
<a name="l00159"></a>00159 <span class="keywordflow">case</span> -1:
<a name="l00160"></a>00160 done = 1;
<a name="l00161"></a>00161 <span class="keywordflow">break</span>;
<a name="l00162"></a>00162 <span class="keywordflow">default</span>:
<a name="l00163"></a>00163 <span class="comment">// getopt already prints an error message for unknown</span>
<a name="l00164"></a>00164 <span class="comment">// option characters</span>
<a name="l00165"></a>00165 <a class="code" href="dtncpd_8c.html#2ef30c42cbc289d899a8be5d2d8f77d0">usage</a>();
<a name="l00166"></a>00166 exit(1);
<a name="l00167"></a>00167 }
<a name="l00168"></a>00168 }
<a name="l00169"></a>00169
<a name="l00170"></a>00170 <a class="code" href="dtnperf-server_8c.html#6d2d1c31529bee906473fcabaffff34f">endpoint</a> = argv[optind];
<a name="l00171"></a>00171 <span class="keywordflow">if</span> (!<a class="code" href="dtnperf-server_8c.html#6d2d1c31529bee906473fcabaffff34f">endpoint</a> && (<a class="code" href="dtncat_8c.html#8eb0c3e35c1feb7baf9802f03bf42e41">regid</a> == <a class="code" href="dtn__types_8h.html#f96cd9cebfff24e37ccececf05ebb4e6" title="Value for an unspecified registration cookie (i.e.">DTN_REGID_NONE</a>)) {
<a name="l00172"></a>00172 fprintf(stderr, <span class="stringliteral">"must specify either an endpoint or a regid\n"</span>);
<a name="l00173"></a>00173 <a class="code" href="dtncpd_8c.html#2ef30c42cbc289d899a8be5d2d8f77d0">usage</a>();
<a name="l00174"></a>00174 exit(1);
<a name="l00175"></a>00175 }
<a name="l00176"></a>00176
<a name="l00177"></a>00177 <span class="keywordflow">if</span> ((<a class="code" href="dtnrecv_8c.html#c710c7bfde8686dcdfa07f1800ab01b5">change</a> || <a class="code" href="dtnrecv_8c.html#76a6a74554d7d87ed170c8be7fa04fb3">unregister</a>) && (<a class="code" href="dtncat_8c.html#8eb0c3e35c1feb7baf9802f03bf42e41">regid</a> == <a class="code" href="dtn__types_8h.html#f96cd9cebfff24e37ccececf05ebb4e6" title="Value for an unspecified registration cookie (i.e.">DTN_REGID_NONE</a>)) {
<a name="l00178"></a>00178 fprintf(stderr, <span class="stringliteral">"must specify regid when using -%c option\n"</span>,
<a name="l00179"></a>00179 <a class="code" href="dtnrecv_8c.html#c710c7bfde8686dcdfa07f1800ab01b5">change</a> ? <span class="charliteral">'c'</span> : <span class="charliteral">'u'</span>);
<a name="l00180"></a>00180 <a class="code" href="dtncpd_8c.html#2ef30c42cbc289d899a8be5d2d8f77d0">usage</a>();
<a name="l00181"></a>00181 exit(1);
<a name="l00182"></a>00182 }
<a name="l00183"></a>00183
<a name="l00184"></a>00184 <span class="keywordflow">if</span> (<a class="code" href="dtnrecv_8c.html#54cdad81a486219f61493a49962ad684">failure_action</a> == <a class="code" href="dtn__types_8h.html#a6d0071f396dd4ef85f6ad6332e37f00f0a80ca0e5203c09e1634a4a791be4bd">DTN_REG_EXEC</a> && <a class="code" href="dtnrecv_8c.html#246992993b9af68efcdf8becba96caa4">failure_script</a> == NULL) {
<a name="l00185"></a>00185 fprintf(stderr, <span class="stringliteral">"failure action EXEC must supply script\n"</span>);
<a name="l00186"></a>00186 <a class="code" href="dtncpd_8c.html#2ef30c42cbc289d899a8be5d2d8f77d0">usage</a>();
<a name="l00187"></a>00187 exit(1);
<a name="l00188"></a>00188 }
<a name="l00189"></a>00189
<a name="l00190"></a>00190 <span class="comment">// the default is to use memory transfer mode, but if someone specifies a</span>
<a name="l00191"></a>00191 <span class="comment">// filename then we need to tell the API to expect a file</span>
<a name="l00192"></a>00192 <span class="keywordflow">if</span> ( <a class="code" href="dtnrecv_8c.html#b49244970ed5ca30989c2dab2129de34">filename</a>[0] != <span class="charliteral">'\0'</span> )
<a name="l00193"></a>00193 <a class="code" href="dtnrecv_8c.html#8e48f8171153f652e6409537cf223af2">bundletype</a> = <a class="code" href="dtn__types_8h.html#3dcfddc1b850a71a18d8a0868f67e7621ff9272291ffe7d9f8083e7c5a548909">DTN_PAYLOAD_FILE</a>;
<a name="l00194"></a>00194
<a name="l00195"></a>00195 }
<a name="l00196"></a>00196
<a name="l00197"></a>00197
<a name="l00198"></a>00198 <span class="keyword">static</span> <span class="keywordtype">void</span>
<a name="l00199"></a><a class="code" href="dtnrecv_8c.html#e0e1c4e308a8eceb57c755465e6cdccb">00199</a> <a class="code" href="dtnrecv_8c.html#e0e1c4e308a8eceb57c755465e6cdccb">print_data</a>(<span class="keywordtype">char</span>* buffer, u_int length)
<a name="l00200"></a>00200 {
<a name="l00201"></a>00201 u_int k;
<a name="l00202"></a>00202 <span class="keywordtype">char</span> s_buffer[<a class="code" href="dtncpd_8c.html#eca034f67218340ecb2261a22c2f3dcd">BUFSIZE</a>];
<a name="l00203"></a>00203 <span class="keywordflow">for</span> (k=0; k < length; k++)
<a name="l00204"></a>00204 {
<a name="l00205"></a>00205 <span class="keywordflow">if</span> (buffer[k] >= <span class="charliteral">' '</span> && buffer[k] <= <span class="charliteral">'~'</span>)
<a name="l00206"></a>00206 s_buffer[k%<a class="code" href="dtncpd_8c.html#eca034f67218340ecb2261a22c2f3dcd">BUFSIZE</a>] = buffer[k];
<a name="l00207"></a>00207 <span class="keywordflow">else</span>
<a name="l00208"></a>00208 s_buffer[k%<a class="code" href="dtncpd_8c.html#eca034f67218340ecb2261a22c2f3dcd">BUFSIZE</a>] = <span class="charliteral">'.'</span>;
<a name="l00209"></a>00209
<a name="l00210"></a>00210 <span class="keywordflow">if</span> (k%<a class="code" href="dtncpd_8c.html#eca034f67218340ecb2261a22c2f3dcd">BUFSIZE</a> == 0) <span class="comment">// new line every 16 bytes</span>
<a name="l00211"></a>00211 {
<a name="l00212"></a>00212 printf(<span class="stringliteral">"%07x "</span>, k);
<a name="l00213"></a>00213 }
<a name="l00214"></a>00214 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (k%2 == 0)
<a name="l00215"></a>00215 {
<a name="l00216"></a>00216 printf(<span class="stringliteral">" "</span>); <span class="comment">// space every 2 bytes</span>
<a name="l00217"></a>00217 }
<a name="l00218"></a>00218
<a name="l00219"></a>00219 printf(<span class="stringliteral">"%02x"</span>, buffer[k] & 0xff);
<a name="l00220"></a>00220
<a name="l00221"></a>00221 <span class="comment">// print character summary (a la emacs hexl-mode)</span>
<a name="l00222"></a>00222 <span class="keywordflow">if</span> (k%<a class="code" href="dtncpd_8c.html#eca034f67218340ecb2261a22c2f3dcd">BUFSIZE</a> == <a class="code" href="dtncpd_8c.html#eca034f67218340ecb2261a22c2f3dcd">BUFSIZE</a>-1)
<a name="l00223"></a>00223 {
<a name="l00224"></a>00224 printf(<span class="stringliteral">" | %.*s\n"</span>, <a class="code" href="dtncpd_8c.html#eca034f67218340ecb2261a22c2f3dcd">BUFSIZE</a>, s_buffer);
<a name="l00225"></a>00225 }
<a name="l00226"></a>00226 }
<a name="l00227"></a>00227
<a name="l00228"></a>00228 <span class="comment">// handle leftovers</span>
<a name="l00229"></a>00229 <span class="keywordflow">if</span> ((length % <a class="code" href="dtncpd_8c.html#eca034f67218340ecb2261a22c2f3dcd">BUFSIZE</a>) != 0) {
<a name="l00230"></a>00230 <span class="keywordflow">while</span> (k%BUFSIZE != BUFSIZE-1) {
<a name="l00231"></a>00231 <span class="keywordflow">if</span> (k%2 == 0) {
<a name="l00232"></a>00232 printf(<span class="stringliteral">" "</span>);
<a name="l00233"></a>00233 }
<a name="l00234"></a>00234 printf(<span class="stringliteral">" "</span>);
<a name="l00235"></a>00235 k++;
<a name="l00236"></a>00236 }
<a name="l00237"></a>00237 printf(<span class="stringliteral">" | %.*s\n"</span>,
<a name="l00238"></a>00238 (<span class="keywordtype">int</span>)length%BUFSIZE,
<a name="l00239"></a>00239 s_buffer);
<a name="l00240"></a>00240 }
<a name="l00241"></a>00241 printf(<span class="stringliteral">"\n"</span>);
<a name="l00242"></a>00242 }
<a name="l00243"></a>00243
<a name="l00244"></a>00244 <span class="comment">/* ----------------------------------------------------------------------- */</span>
<a name="l00245"></a>00245 <span class="comment">/* Builds the temporary file based on the template given and an integer</span>
<a name="l00246"></a>00246 <span class="comment"> * counter value</span>
<a name="l00247"></a>00247 <span class="comment"> */</span>
<a name="l00248"></a><a class="code" href="dtnrecv_8c.html#0abad199692cfcd1f108c2086bfd84dc">00248</a> <span class="keywordtype">int</span> <a class="code" href="dtnrecv_8c.html#0abad199692cfcd1f108c2086bfd84dc">buildfilename</a>(<span class="keywordtype">char</span>* <span class="keyword">template</span>, <span class="keywordtype">char</span>* newfilename, <span class="keywordtype">int</span> counter )
<a name="l00249"></a>00249 {
<a name="l00250"></a>00250 <span class="keywordtype">char</span> counterasstring[<a class="code" href="dtnrecv_8c.html#56a359528f4c5ca4e0258d643d3ce4b9">COUNTER_MAX_DIGITS</a>];
<a name="l00251"></a>00251 <span class="keywordtype">char</span> formatstring[10];
<a name="l00252"></a>00252 <span class="keywordtype">char</span>* startloc;
<a name="l00253"></a>00253 <span class="keywordtype">char</span>* endloc;
<a name="l00254"></a>00254 <span class="keywordtype">int</span> templatelen;
<a name="l00255"></a>00255
<a name="l00256"></a>00256 strcpy(newfilename, <span class="keyword">template</span>);
<a name="l00257"></a>00257
<a name="l00258"></a>00258 endloc = rindex(newfilename, <span class="charliteral">'#'</span>);
<a name="l00259"></a>00259 <span class="comment">/* No template in the filename, just copy it as is */</span>
<a name="l00260"></a>00260 <span class="keywordflow">if</span> ( endloc == NULL )
<a name="l00261"></a>00261 <span class="keywordflow">return</span> 0;
<a name="l00262"></a>00262
<a name="l00263"></a>00263 <span class="comment">/* Search backwards for the start of the template */</span>
<a name="l00264"></a>00264 <span class="keywordflow">for</span> ( startloc = endloc; *startloc == <span class="charliteral">'#'</span> && startloc != <span class="keyword">template</span>;
<a name="l00265"></a>00265 startloc -= 1 );
<a name="l00266"></a>00266
<a name="l00267"></a>00267 startloc += 1;
<a name="l00268"></a>00268
<a name="l00269"></a>00269 templatelen = endloc - startloc + 1;
<a name="l00270"></a>00270 <span class="keywordflow">if</span> ( templatelen > <a class="code" href="dtnrecv_8c.html#56a359528f4c5ca4e0258d643d3ce4b9">COUNTER_MAX_DIGITS</a> )
<a name="l00271"></a>00271 templatelen = <a class="code" href="dtnrecv_8c.html#56a359528f4c5ca4e0258d643d3ce4b9">COUNTER_MAX_DIGITS</a>;
<a name="l00272"></a>00272
<a name="l00273"></a>00273 sprintf(formatstring, <span class="stringliteral">"%%0%dd"</span>, templatelen);
<a name="l00274"></a>00274 sprintf(counterasstring, formatstring, counter);
<a name="l00275"></a>00275
<a name="l00276"></a>00276 <span class="keywordflow">if</span> ( strlen(counterasstring) > (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>)templatelen )
<a name="l00277"></a>00277 fprintf(stderr, <span class="stringliteral">"Warning: Filename template not large enough "</span>
<a name="l00278"></a>00278 <span class="stringliteral">"to support counter value %d\n"</span>, counter);
<a name="l00279"></a>00279
<a name="l00280"></a>00280 memcpy(startloc, counterasstring, <span class="keyword">sizeof</span>(<span class="keywordtype">char</span>) * templatelen);
<a name="l00281"></a>00281
<a name="l00282"></a>00282 <span class="keywordflow">return</span> 0;
<a name="l00283"></a>00283 }
<a name="l00284"></a>00284
<a name="l00285"></a>00285 <span class="comment">/* ----------------------------------------------------------------------- */</span>
<a name="l00286"></a>00286 <span class="comment">/* File transfers suffer considerably from the inability to safely send </span>
<a name="l00287"></a>00287 <span class="comment"> * metadata on the same channel as the file transfer in DTN. Perhaps we </span>
<a name="l00288"></a>00288 <span class="comment"> * should work around this?</span>
<a name="l00289"></a>00289 <span class="comment"> */</span>
<a name="l00290"></a>00290 <span class="keywordtype">int</span>
<a name="l00291"></a><a class="code" href="dtnrecv_8c.html#d4859e16b519f67dfdd795a7250acff0">00291</a> <a class="code" href="dtnrecv_8c.html#d4859e16b519f67dfdd795a7250acff0">handle_file_transfer</a>(<a class="code" href="structdtn__bundle__spec__t.html" title="Bundle metadata.">dtn_bundle_spec_t</a> spec, <a class="code" href="structdtn__bundle__payload__t.html">dtn_bundle_payload_t</a> payload,
<a name="l00292"></a>00292 <span class="keywordtype">int</span>* total_bytes, <span class="keywordtype">int</span> counter)
<a name="l00293"></a>00293 {
<a name="l00294"></a>00294 <span class="keywordtype">int</span> tempdes;
<a name="l00295"></a>00295 <span class="keywordtype">int</span> destdes;
<a name="l00296"></a>00296 <span class="keywordtype">char</span> block[<a class="code" href="dtnrecv_8c.html#fcf795f5a96fd55561abe69f56224630">BLOCKSIZE</a>];
<a name="l00297"></a>00297 ssize_t bytesread;
<a name="l00298"></a>00298 <span class="keyword">struct </span>stat fileinfo;
<a name="l00299"></a>00299 <span class="keywordtype">char</span> currentfile[<a class="code" href="dtnrecv_8c.html#e688d728e1acdfe5988c7db45d6f0166">PATH_MAX</a>];
<a name="l00300"></a>00300
<a name="l00301"></a>00301 <span class="comment">// Create the filename by searching for ### characters in the given</span>
<a name="l00302"></a>00302 <span class="comment">// filename and replacing that with an incrementing counter. </span>
<a name="l00303"></a>00303 <a class="code" href="dtnrecv_8c.html#0abad199692cfcd1f108c2086bfd84dc">buildfilename</a>(<a class="code" href="dtnrecv_8c.html#b49244970ed5ca30989c2dab2129de34">filename</a>, currentfile, counter);
<a name="l00304"></a>00304
<a name="l00305"></a>00305 <span class="comment">// Try to rename the old file to the new name to avoid unnecessary copying</span>
<a name="l00306"></a>00306 <span class="keywordflow">if</span> (rename(<a class="code" href="dtnrecv_8c.html#b49244970ed5ca30989c2dab2129de34">filename</a>, currentfile) == 0) {
<a name="l00307"></a>00307 <span class="comment">// success!</span>
<a name="l00308"></a>00308
<a name="l00309"></a>00309 } <span class="keywordflow">else</span> {
<a name="l00310"></a>00310 <span class="comment">// Copy the file into place</span>
<a name="l00311"></a>00311 tempdes = open(payload.<a class="code" href="structdtn__bundle__payload__t.html#f3a33fd2ae2b3b8eae2e675f1a038cec">filename</a>.<a class="code" href="structdtn__bundle__payload__t.html#0d824d13c3225cb59fa2e34623608b2a">filename_val</a>, O_RDONLY);
<a name="l00312"></a>00312
<a name="l00313"></a>00313 <span class="keywordflow">if</span> ( tempdes < 0 )
<a name="l00314"></a>00314 {
<a name="l00315"></a>00315 fprintf(stderr, <span class="stringliteral">"While opening the temporary file for reading '%s': %s\n"</span>,
<a name="l00316"></a>00316 payload.<a class="code" href="structdtn__bundle__payload__t.html#f3a33fd2ae2b3b8eae2e675f1a038cec">filename</a>.<a class="code" href="structdtn__bundle__payload__t.html#0d824d13c3225cb59fa2e34623608b2a">filename_val</a>, strerror(<a class="code" href="IPDiscovery_8cc.html#d65a8842cc674e3ddf69355898c0ecbf">errno</a>));
<a name="l00317"></a>00317 exit(1);
<a name="l00318"></a>00318 }
<a name="l00319"></a>00319
<a name="l00320"></a>00320 destdes = creat(currentfile, 0644);
<a name="l00321"></a>00321
<a name="l00322"></a>00322 <span class="keywordflow">if</span> ( destdes < 0 )
<a name="l00323"></a>00323 {
<a name="l00324"></a>00324 fprintf(stderr, <span class="stringliteral">"While opening output file for writing '%s': %s\n"</span>,
<a name="l00325"></a>00325 <a class="code" href="dtnrecv_8c.html#b49244970ed5ca30989c2dab2129de34">filename</a>, strerror(<a class="code" href="IPDiscovery_8cc.html#d65a8842cc674e3ddf69355898c0ecbf">errno</a>));
<a name="l00326"></a>00326 exit(1);
<a name="l00327"></a>00327 }
<a name="l00328"></a>00328
<a name="l00329"></a>00329 <span class="comment">// Duplicate the file</span>
<a name="l00330"></a>00330 <span class="keywordflow">while</span> ( (bytesread = read(tempdes, block, <span class="keyword">sizeof</span>(block))) > 0 )
<a name="l00331"></a>00331 write(destdes, block, bytesread);
<a name="l00332"></a>00332
<a name="l00333"></a>00333 close(tempdes);
<a name="l00334"></a>00334 close(destdes);
<a name="l00335"></a>00335
<a name="l00336"></a>00336 unlink(payload.<a class="code" href="structdtn__bundle__payload__t.html#f3a33fd2ae2b3b8eae2e675f1a038cec">filename</a>.<a class="code" href="structdtn__bundle__payload__t.html#0d824d13c3225cb59fa2e34623608b2a">filename_val</a>);
<a name="l00337"></a>00337 }
<a name="l00338"></a>00338
<a name="l00339"></a>00339 <span class="keywordflow">if</span> ( stat(currentfile, &fileinfo) == -1 )
<a name="l00340"></a>00340 {
<a name="l00341"></a>00341 fprintf(stderr, <span class="stringliteral">"Unable to stat destination file '%s': %s\n"</span>,
<a name="l00342"></a>00342 currentfile, strerror(<a class="code" href="IPDiscovery_8cc.html#d65a8842cc674e3ddf69355898c0ecbf">errno</a>));
<a name="l00343"></a>00343 <span class="keywordflow">return</span> 1;
<a name="l00344"></a>00344 }
<a name="l00345"></a>00345
<a name="l00346"></a>00346 printf(<span class="stringliteral">"%d byte file from [%s]: transit time=%d ms, written to '%s'\n"</span>,
<a name="l00347"></a>00347 (<span class="keywordtype">int</span>)fileinfo.st_size, spec.<a class="code" href="structdtn__bundle__spec__t.html#3e0a3530457d11bea38b06d00dea30fa">source</a>.<a class="code" href="structdtn__endpoint__id__t.html#d2e7d5788ae778c77b4041f1f8b1dc80">uri</a>, 0, currentfile);
<a name="l00348"></a>00348
<a name="l00349"></a>00349 *total_bytes += fileinfo.st_size;
<a name="l00350"></a>00350
<a name="l00351"></a>00351 <span class="keywordflow">return</span> 0;
<a name="l00352"></a>00352 }
<a name="l00353"></a>00353
<a name="l00354"></a>00354 <span class="keywordtype">int</span>
<a name="l00355"></a><a class="code" href="dtnrecv_8c.html#3c04138a5bfe5d72780bb7e82a18e627">00355</a> <a class="code" href="dtncat_8c.html#3c04138a5bfe5d72780bb7e82a18e627">main</a>(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span>** argv)
<a name="l00356"></a>00356 {
<a name="l00357"></a>00357 <span class="keywordtype">int</span> i;
<a name="l00358"></a>00358 u_int k;
<a name="l00359"></a>00359 <span class="keywordtype">int</span> ret;
<a name="l00360"></a>00360 <span class="keywordtype">int</span> total_bytes = 0;
<a name="l00361"></a>00361 <a class="code" href="dtn__api_8h.html#566289d829b69370d7635c21364bfe18" title="The basic handle for communication with the dtn router.">dtn_handle_t</a> <a class="code" href="dtncat_8c.html#01daea96255bb21a8979b3b45f5bbb70">handle</a>;
<a name="l00362"></a>00362 <a class="code" href="structdtn__endpoint__id__t.html" title="Specification of a dtn endpoint id, i.e.">dtn_endpoint_id_t</a> local_eid;
<a name="l00363"></a>00363 <a class="code" href="structdtn__reg__info__t.html" title="Registration state.">dtn_reg_info_t</a> reginfo;
<a name="l00364"></a>00364 <a class="code" href="structdtn__bundle__spec__t.html" title="Bundle metadata.">dtn_bundle_spec_t</a> spec;
<a name="l00365"></a>00365 <a class="code" href="structdtn__bundle__payload__t.html">dtn_bundle_payload_t</a> payload;
<a name="l00366"></a>00366 <span class="keywordtype">int</span> call_bind;
<a name="l00367"></a>00367
<a name="l00368"></a>00368 <span class="comment">// force stdout to always be line buffered, even if output is</span>
<a name="l00369"></a>00369 <span class="comment">// redirected to a pipe or file</span>
<a name="l00370"></a>00370 setvbuf(stdout, (<span class="keywordtype">char</span> *)NULL, _IOLBF, 0);
<a name="l00371"></a>00371
<a name="l00372"></a>00372 <a class="code" href="dtncat_8c.html#b9e1449fd00c98428516f0b41eddcb10">progname</a> = argv[0];
<a name="l00373"></a>00373
<a name="l00374"></a>00374 <a class="code" href="dtncat_8c.html#293abb58b132c26701dada5c4e57ca35">parse_options</a>(argc, argv);
<a name="l00375"></a>00375
<a name="l00376"></a>00376 <span class="keywordflow">if</span> (<a class="code" href="dtnping_8c.html#d43c3812e6d13e0518d9f8b8f463ffcf">count</a> == 0) {
<a name="l00377"></a>00377 printf(<span class="stringliteral">"dtnrecv (pid %d) starting up\n"</span>, getpid());
<a name="l00378"></a>00378 } <span class="keywordflow">else</span> {
<a name="l00379"></a>00379 printf(<span class="stringliteral">"dtnrecv (pid %d) starting up -- count %u\n"</span>, getpid(), <a class="code" href="dtnping_8c.html#d43c3812e6d13e0518d9f8b8f463ffcf">count</a>);
<a name="l00380"></a>00380 }
<a name="l00381"></a>00381
<a name="l00382"></a>00382 <span class="comment">// open the ipc handle</span>
<a name="l00383"></a>00383 <span class="keywordflow">if</span> (<a class="code" href="dtncat_8c.html#0b2caeb4b6f130be43e5a2f0267dd453">verbose</a>) printf(<span class="stringliteral">"opening connection to dtn router...\n"</span>);
<a name="l00384"></a>00384 <span class="keywordtype">int</span> err = <a class="code" href="dtn__api_8c.html#3afc66b2e2c75fae07a45467df9f74e9" title="Open a new connection to the router.">dtn_open</a>(&handle);
<a name="l00385"></a>00385 <span class="keywordflow">if</span> (err != <a class="code" href="dtn__errno_8h.html#3723251cb5d056b6ace3e22561da1e11" title="DTN API error codes.">DTN_SUCCESS</a>) {
<a name="l00386"></a>00386 fprintf(stderr, <span class="stringliteral">"fatal error opening dtn handle: %s\n"</span>,
<a name="l00387"></a>00387 <a class="code" href="dtn__errno_8c.html#1b23d549407e59e3ce2a1c32e3885b1d" title="Get a string value associated with the dtn error code.">dtn_strerror</a>(err));
<a name="l00388"></a>00388 exit(1);
<a name="l00389"></a>00389 }
<a name="l00390"></a>00390 <span class="keywordflow">if</span> (<a class="code" href="dtncat_8c.html#0b2caeb4b6f130be43e5a2f0267dd453">verbose</a>) printf(<span class="stringliteral">"opened connection to dtn router...\n"</span>);
<a name="l00391"></a>00391
<a name="l00392"></a>00392 <span class="comment">// if we're not given a regid, or we're in change mode, we need to</span>
<a name="l00393"></a>00393 <span class="comment">// build up the reginfo</span>
<a name="l00394"></a>00394 memset(&reginfo, 0, <span class="keyword">sizeof</span>(reginfo));
<a name="l00395"></a>00395
<a name="l00396"></a>00396 <span class="keywordflow">if</span> ((<a class="code" href="dtncat_8c.html#8eb0c3e35c1feb7baf9802f03bf42e41">regid</a> == <a class="code" href="dtn__types_8h.html#f96cd9cebfff24e37ccececf05ebb4e6" title="Value for an unspecified registration cookie (i.e.">DTN_REGID_NONE</a>) || <a class="code" href="dtnrecv_8c.html#c710c7bfde8686dcdfa07f1800ab01b5">change</a>)
<a name="l00397"></a>00397 {
<a name="l00398"></a>00398 <span class="comment">// if the specified eid starts with '/', then build a local</span>
<a name="l00399"></a>00399 <span class="comment">// eid based on the configuration of our dtn router plus the</span>
<a name="l00400"></a>00400 <span class="comment">// demux string. otherwise make sure it's a valid one</span>
<a name="l00401"></a>00401 <span class="keywordflow">if</span> (<a class="code" href="dtnperf-server_8c.html#6d2d1c31529bee906473fcabaffff34f">endpoint</a>[0] == <span class="charliteral">'/'</span>) {
<a name="l00402"></a>00402 <span class="keywordflow">if</span> (<a class="code" href="dtncat_8c.html#0b2caeb4b6f130be43e5a2f0267dd453">verbose</a>) printf(<span class="stringliteral">"calling dtn_build_local_eid.\n"</span>);
<a name="l00403"></a>00403 <a class="code" href="dtn__api_8c.html#0947b9119c69984edf25df43ead8858b" title="Build an appropriate local endpoint id by appending the specified service tag to...">dtn_build_local_eid</a>(handle, &local_eid, (<span class="keywordtype">char</span> *) <a class="code" href="dtnperf-server_8c.html#6d2d1c31529bee906473fcabaffff34f">endpoint</a>);
<a name="l00404"></a>00404 <span class="keywordflow">if</span> (<a class="code" href="dtncat_8c.html#0b2caeb4b6f130be43e5a2f0267dd453">verbose</a>) printf(<span class="stringliteral">"local_eid [%s]\n"</span>, local_eid.<a class="code" href="structdtn__endpoint__id__t.html#d2e7d5788ae778c77b4041f1f8b1dc80">uri</a>);
<a name="l00405"></a>00405 } <span class="keywordflow">else</span> {
<a name="l00406"></a>00406 <span class="keywordflow">if</span> (<a class="code" href="dtncat_8c.html#0b2caeb4b6f130be43e5a2f0267dd453">verbose</a>) printf(<span class="stringliteral">"calling parse_eid_string\n"</span>);
<a name="l00407"></a>00407 <span class="keywordflow">if</span> (<a class="code" href="dtn__api_8c.html#055c8bb8eaa570aacbe6a164ff123c84" title="Parse a string into an endpoint id structure, validating that it is in fact a valid...">dtn_parse_eid_string</a>(&local_eid, <a class="code" href="dtnperf-server_8c.html#6d2d1c31529bee906473fcabaffff34f">endpoint</a>)) {
<a name="l00408"></a>00408 fprintf(stderr, <span class="stringliteral">"invalid destination endpoint '%s'\n"</span>,
<a name="l00409"></a>00409 <a class="code" href="dtnperf-server_8c.html#6d2d1c31529bee906473fcabaffff34f">endpoint</a>);
<a name="l00410"></a>00410 <span class="keywordflow">goto</span> err;
<a name="l00411"></a>00411 }
<a name="l00412"></a>00412 }
<a name="l00413"></a>00413
<a name="l00414"></a>00414 <span class="comment">// create a new registration based on this eid</span>
<a name="l00415"></a>00415 <a class="code" href="dtn__api_8c.html#b2935a9a7f4ade630f7d2ad1fec5c615" title="Copy the contents of one eid into another.">dtn_copy_eid</a>(&reginfo.<a class="code" href="structdtn__reg__info__t.html#07df1822e2808b2127710a8b54acd07f">endpoint</a>, &local_eid);
<a name="l00416"></a>00416 reginfo.<a class="code" href="structdtn__reg__info__t.html#6909a69cc63e748899cf4f9fe8c8901a">regid</a> = <a class="code" href="dtncat_8c.html#8eb0c3e35c1feb7baf9802f03bf42e41">regid</a>;
<a name="l00417"></a>00417 reginfo.<a class="code" href="structdtn__reg__info__t.html#dd4b3b0c9f27a0375369f35e33be686d">expiration</a> = <a class="code" href="dtncat_8c.html#d6057e40387509de502bdc91007d3238">expiration</a>;
<a name="l00418"></a>00418 reginfo.<a class="code" href="structdtn__reg__info__t.html#7bf2e33b713b585bfe1792c40fa8cd6c">flags</a> = <a class="code" href="dtnrecv_8c.html#54cdad81a486219f61493a49962ad684">failure_action</a>;
<a name="l00419"></a>00419 reginfo.<a class="code" href="structdtn__reg__info__t.html#1c7477bce582e37e52304e28993c49a7">script</a>.<a class="code" href="structdtn__reg__info__t.html#955d21cc11baecb73d38334760dca563">script_val</a> = <a class="code" href="dtnrecv_8c.html#246992993b9af68efcdf8becba96caa4">failure_script</a>;
<a name="l00420"></a>00420 reginfo.<a class="code" href="structdtn__reg__info__t.html#1c7477bce582e37e52304e28993c49a7">script</a>.<a class="code" href="structdtn__reg__info__t.html#55559baa7cd2a77d47acb0d8d7ec605e">script_len</a> = strlen(<a class="code" href="dtnrecv_8c.html#246992993b9af68efcdf8becba96caa4">failure_script</a>) + 1;
<a name="l00421"></a>00421 }
<a name="l00422"></a>00422
<a name="l00423"></a>00423 <span class="keywordflow">if</span> (<a class="code" href="dtnrecv_8c.html#c710c7bfde8686dcdfa07f1800ab01b5">change</a>) {
<a name="l00424"></a>00424 <span class="keywordflow">if</span> ((ret = <a class="code" href="dtn__api_8c.html#d65700cde584399bad4abe2536b2bc24" title="Modify an existing registration.">dtn_change_registration</a>(handle, <a class="code" href="dtncat_8c.html#8eb0c3e35c1feb7baf9802f03bf42e41">regid</a>, &reginfo)) != 0) {
<a name="l00425"></a>00425 fprintf(stderr, <span class="stringliteral">"error changing registration: %d (%s)\n"</span>,
<a name="l00426"></a>00426 ret, <a class="code" href="dtn__errno_8c.html#1b23d549407e59e3ce2a1c32e3885b1d" title="Get a string value associated with the dtn error code.">dtn_strerror</a>(<a class="code" href="dtn__api_8c.html#6183d81d5f742d13e1fdee26423d94b4" title="Get the error associated with the given handle.">dtn_errno</a>(handle)));
<a name="l00427"></a>00427 <span class="keywordflow">goto</span> err;
<a name="l00428"></a>00428 }
<a name="l00429"></a>00429 printf(<span class="stringliteral">"change registration succeeded, regid %d\n"</span>, <a class="code" href="dtncat_8c.html#8eb0c3e35c1feb7baf9802f03bf42e41">regid</a>);
<a name="l00430"></a>00430 <span class="keywordflow">goto</span> done;
<a name="l00431"></a>00431 }
<a name="l00432"></a>00432
<a name="l00433"></a>00433 <span class="keywordflow">if</span> (<a class="code" href="dtnrecv_8c.html#76a6a74554d7d87ed170c8be7fa04fb3">unregister</a>) {
<a name="l00434"></a>00434 <span class="keywordflow">if</span> (<a class="code" href="dtn__api_8c.html#8c0647069233d858f0cefb57859a0b0e" title="Remove a dtn registration.">dtn_unregister</a>(handle, <a class="code" href="dtncat_8c.html#8eb0c3e35c1feb7baf9802f03bf42e41">regid</a>) != 0) {
<a name="l00435"></a>00435 fprintf(stderr, <span class="stringliteral">"error in unregister regid %d: %s\n"</span>,
<a name="l00436"></a>00436 <a class="code" href="dtncat_8c.html#8eb0c3e35c1feb7baf9802f03bf42e41">regid</a>, <a class="code" href="dtn__errno_8c.html#1b23d549407e59e3ce2a1c32e3885b1d" title="Get a string value associated with the dtn error code.">dtn_strerror</a>(<a class="code" href="dtn__api_8c.html#6183d81d5f742d13e1fdee26423d94b4" title="Get the error associated with the given handle.">dtn_errno</a>(handle)));
<a name="l00437"></a>00437 <span class="keywordflow">goto</span> err;
<a name="l00438"></a>00438 }
<a name="l00439"></a>00439
<a name="l00440"></a>00440 printf(<span class="stringliteral">"unregister succeeded, regid %d\n"</span>, <a class="code" href="dtncat_8c.html#8eb0c3e35c1feb7baf9802f03bf42e41">regid</a>);
<a name="l00441"></a>00441 <span class="keywordflow">goto</span> done;
<a name="l00442"></a>00442 }
<a name="l00443"></a>00443
<a name="l00444"></a>00444 <span class="comment">// try to see if there is an existing registration that matches</span>
<a name="l00445"></a>00445 <span class="comment">// the given endpoint, in which case we'll use that one.</span>
<a name="l00446"></a>00446 <span class="keywordflow">if</span> (<a class="code" href="dtncat_8c.html#8eb0c3e35c1feb7baf9802f03bf42e41">regid</a> == <a class="code" href="dtn__types_8h.html#f96cd9cebfff24e37ccececf05ebb4e6" title="Value for an unspecified registration cookie (i.e.">DTN_REGID_NONE</a> && ! <a class="code" href="dtnrecv_8c.html#274747d3e120eb68c647540e85a3eca0">no_find_reg</a>) {
<a name="l00447"></a>00447 <span class="keywordflow">if</span> (<a class="code" href="dtn__api_8c.html#add060907ae0beceeebb75ac61a8f552" title="Check for an existing registration on the given endpoint id, returning DTN_SUCCSS...">dtn_find_registration</a>(handle, &local_eid, &<a class="code" href="dtncat_8c.html#8eb0c3e35c1feb7baf9802f03bf42e41">regid</a>) != 0) {
<a name="l00448"></a>00448 <span class="keywordflow">if</span> (<a class="code" href="dtn__api_8c.html#6183d81d5f742d13e1fdee26423d94b4" title="Get the error associated with the given handle.">dtn_errno</a>(handle) != <a class="code" href="dtn__errno_8h.html#58a067b3ff3eba74fc55d6d7e7866d5a">DTN_ENOTFOUND</a>) {
<a name="l00449"></a>00449 fprintf(stderr, <span class="stringliteral">"error in find_registration: %s\n"</span>,
<a name="l00450"></a>00450 <a class="code" href="dtn__errno_8c.html#1b23d549407e59e3ce2a1c32e3885b1d" title="Get a string value associated with the dtn error code.">dtn_strerror</a>(<a class="code" href="dtn__api_8c.html#6183d81d5f742d13e1fdee26423d94b4" title="Get the error associated with the given handle.">dtn_errno</a>(handle)));
<a name="l00451"></a>00451 <span class="keywordflow">goto</span> err;
<a name="l00452"></a>00452 }
<a name="l00453"></a>00453 }
<a name="l00454"></a>00454 printf(<span class="stringliteral">"find registration succeeded, regid %d\n"</span>, <a class="code" href="dtncat_8c.html#8eb0c3e35c1feb7baf9802f03bf42e41">regid</a>);
<a name="l00455"></a>00455 call_bind = 1;
<a name="l00456"></a>00456 }
<a name="l00457"></a>00457
<a name="l00458"></a>00458 <span class="comment">// if the user didn't give us a registration to use, get a new one</span>
<a name="l00459"></a>00459 <span class="keywordflow">if</span> (<a class="code" href="dtncat_8c.html#8eb0c3e35c1feb7baf9802f03bf42e41">regid</a> == <a class="code" href="dtn__types_8h.html#f96cd9cebfff24e37ccececf05ebb4e6" title="Value for an unspecified registration cookie (i.e.">DTN_REGID_NONE</a>) {
<a name="l00460"></a>00460 <span class="keywordflow">if</span> ((ret = <a class="code" href="dtn__api_8c.html#7384bf592d4aff0892ff948aafa98b0c" title="Create a dtn registration.">dtn_register</a>(handle, &reginfo, &<a class="code" href="dtncat_8c.html#8eb0c3e35c1feb7baf9802f03bf42e41">regid</a>)) != 0) {
<a name="l00461"></a>00461 fprintf(stderr, <span class="stringliteral">"error creating registration: %d (%s)\n"</span>,
<a name="l00462"></a>00462 ret, <a class="code" href="dtn__errno_8c.html#1b23d549407e59e3ce2a1c32e3885b1d" title="Get a string value associated with the dtn error code.">dtn_strerror</a>(<a class="code" href="dtn__api_8c.html#6183d81d5f742d13e1fdee26423d94b4" title="Get the error associated with the given handle.">dtn_errno</a>(handle)));
<a name="l00463"></a>00463 <span class="keywordflow">goto</span> err;
<a name="l00464"></a>00464 }
<a name="l00465"></a>00465
<a name="l00466"></a>00466 printf(<span class="stringliteral">"register succeeded, regid %d\n"</span>, <a class="code" href="dtncat_8c.html#8eb0c3e35c1feb7baf9802f03bf42e41">regid</a>);
<a name="l00467"></a>00467 call_bind = 0;
<a name="l00468"></a>00468 } <span class="keywordflow">else</span> {
<a name="l00469"></a>00469 call_bind = 1;
<a name="l00470"></a>00470 }
<a name="l00471"></a>00471
<a name="l00472"></a>00472 <span class="keywordflow">if</span> (<a class="code" href="dtnrecv_8c.html#b9e8cb464b5253b115b57577389b83dd">register_only</a>) {
<a name="l00473"></a>00473 <span class="keywordflow">goto</span> done;
<a name="l00474"></a>00474 }
<a name="l00475"></a>00475
<a name="l00476"></a>00476 <span class="keywordflow">if</span> (call_bind) {
<a name="l00477"></a>00477 <span class="comment">// bind the current handle to the found registration</span>
<a name="l00478"></a>00478 printf(<span class="stringliteral">"binding to regid %d\n"</span>, <a class="code" href="dtncat_8c.html#8eb0c3e35c1feb7baf9802f03bf42e41">regid</a>);
<a name="l00479"></a>00479 <span class="keywordflow">if</span> (<a class="code" href="dtn__api_8c.html#ab949d76f4c34a202aea5bac853b310b" title="Associate a registration with the current ipc channel.">dtn_bind</a>(handle, <a class="code" href="dtncat_8c.html#8eb0c3e35c1feb7baf9802f03bf42e41">regid</a>) != 0) {
<a name="l00480"></a>00480 fprintf(stderr, <span class="stringliteral">"error binding to registration: %s\n"</span>,
<a name="l00481"></a>00481 <a class="code" href="dtn__errno_8c.html#1b23d549407e59e3ce2a1c32e3885b1d" title="Get a string value associated with the dtn error code.">dtn_strerror</a>(<a class="code" href="dtn__api_8c.html#6183d81d5f742d13e1fdee26423d94b4" title="Get the error associated with the given handle.">dtn_errno</a>(handle)));
<a name="l00482"></a>00482 <span class="keywordflow">goto</span> err;
<a name="l00483"></a>00483 }
<a name="l00484"></a>00484 }
<a name="l00485"></a>00485
<a name="l00486"></a>00486 <span class="comment">// loop waiting for bundles</span>
<a name="l00487"></a>00487 <span class="keywordflow">if</span> (<a class="code" href="dtnping_8c.html#d43c3812e6d13e0518d9f8b8f463ffcf">count</a> == 0) {
<a name="l00488"></a>00488 printf(<span class="stringliteral">"looping forever to receive bundles\n"</span>);
<a name="l00489"></a>00489 } <span class="keywordflow">else</span> {
<a name="l00490"></a>00490 printf(<span class="stringliteral">"looping to receive %d bundles\n"</span>, <a class="code" href="dtnping_8c.html#d43c3812e6d13e0518d9f8b8f463ffcf">count</a>);
<a name="l00491"></a>00491 }
<a name="l00492"></a>00492 <span class="keywordflow">for</span> (i = 0; (<a class="code" href="dtnping_8c.html#d43c3812e6d13e0518d9f8b8f463ffcf">count</a> == 0) || (i < <a class="code" href="dtnping_8c.html#d43c3812e6d13e0518d9f8b8f463ffcf">count</a>); ++i) {
<a name="l00493"></a>00493 memset(&spec, 0, <span class="keyword">sizeof</span>(spec));
<a name="l00494"></a>00494 memset(&payload, 0, <span class="keyword">sizeof</span>(payload));
<a name="l00495"></a>00495
<a name="l00496"></a>00496 <span class="keywordflow">if</span> (!<a class="code" href="dtnrecv_8c.html#55602ca214fb365e8deef9a73c8442e7">quiet</a>) {
<a name="l00497"></a>00497 printf(<span class="stringliteral">"dtn_recv [%s]...\n"</span>, local_eid.<a class="code" href="structdtn__endpoint__id__t.html#d2e7d5788ae778c77b4041f1f8b1dc80">uri</a>);
<a name="l00498"></a>00498 }
<a name="l00499"></a>00499
<a name="l00500"></a>00500 <span class="keywordflow">if</span> ((ret = <a class="code" href="dtn__api_8c.html#7005346bb34aabb5b6332690871fe3f4" title="Blocking receive for a bundle, filling in the spec and payload structures with the...">dtn_recv</a>(handle, &spec, <a class="code" href="dtnrecv_8c.html#8e48f8171153f652e6409537cf223af2">bundletype</a>, &payload,
<a name="l00501"></a>00501 <a class="code" href="dtnrecv_8c.html#8d1e5cdabf4210adc6d1dd1bd8f9e3e1">recv_timeout</a>)) < 0)
<a name="l00502"></a>00502 {
<a name="l00503"></a>00503 fprintf(stderr, <span class="stringliteral">"error getting recv reply: %d (%s)\n"</span>,
<a name="l00504"></a>00504 ret, <a class="code" href="dtn__errno_8c.html#1b23d549407e59e3ce2a1c32e3885b1d" title="Get a string value associated with the dtn error code.">dtn_strerror</a>(<a class="code" href="dtn__api_8c.html#6183d81d5f742d13e1fdee26423d94b4" title="Get the error associated with the given handle.">dtn_errno</a>(handle)));
<a name="l00505"></a>00505 <span class="keywordflow">goto</span> err;
<a name="l00506"></a>00506 }
<a name="l00507"></a>00507
<a name="l00508"></a>00508 <span class="comment">// Files need to be handled differently than memory transfers</span>
<a name="l00509"></a>00509 <span class="keywordflow">if</span> ( <a class="code" href="dtnrecv_8c.html#8e48f8171153f652e6409537cf223af2">bundletype</a> == <a class="code" href="dtn__types_8h.html#3dcfddc1b850a71a18d8a0868f67e7621ff9272291ffe7d9f8083e7c5a548909">DTN_PAYLOAD_FILE</a> )
<a name="l00510"></a>00510 {
<a name="l00511"></a>00511 <a class="code" href="dtnrecv_8c.html#d4859e16b519f67dfdd795a7250acff0">handle_file_transfer</a>(spec, payload, &total_bytes, i);
<a name="l00512"></a>00512 <a class="code" href="dtn__api_8c.html#50a363bf1bf2803892afc1438ab62cff" title="Frees dynamic storage allocated by the xdr for a bundle payload in dtn_recv.">dtn_free_payload</a>(&payload);
<a name="l00513"></a>00513 <span class="keywordflow">continue</span>;
<a name="l00514"></a>00514 }
<a name="l00515"></a>00515
<a name="l00516"></a>00516 total_bytes += payload.<a class="code" href="structdtn__bundle__payload__t.html#04e8c46c5b40f187e1fefed80853cc5c">buf</a>.<a class="code" href="structdtn__bundle__payload__t.html#c20a1cf6010dbd5855140373da5ce8c3">buf_len</a>;
<a name="l00517"></a>00517
<a name="l00518"></a>00518 <span class="keywordflow">if</span> (<a class="code" href="dtnrecv_8c.html#55602ca214fb365e8deef9a73c8442e7">quiet</a>) {
<a name="l00519"></a>00519 <a class="code" href="dtn__api_8c.html#50a363bf1bf2803892afc1438ab62cff" title="Frees dynamic storage allocated by the xdr for a bundle payload in dtn_recv.">dtn_free_payload</a>(&payload);
<a name="l00520"></a>00520 <span class="keywordflow">if</span> (spec.<a class="code" href="structdtn__bundle__spec__t.html#303dc16abb2318a93f67cf629fac17f9">blocks</a>.<a class="code" href="structdtn__bundle__spec__t.html#c9fecf5ff8b72cca1a31bde62fa53dcf">blocks_len</a> > 0) {
<a name="l00521"></a>00521 free(spec.<a class="code" href="structdtn__bundle__spec__t.html#303dc16abb2318a93f67cf629fac17f9">blocks</a>.<a class="code" href="structdtn__bundle__spec__t.html#7165123249010765be66ab32137e88ba">blocks_val</a>);
<a name="l00522"></a>00522 spec.<a class="code" href="structdtn__bundle__spec__t.html#303dc16abb2318a93f67cf629fac17f9">blocks</a>.<a class="code" href="structdtn__bundle__spec__t.html#7165123249010765be66ab32137e88ba">blocks_val</a> = NULL;
<a name="l00523"></a>00523 spec.<a class="code" href="structdtn__bundle__spec__t.html#303dc16abb2318a93f67cf629fac17f9">blocks</a>.<a class="code" href="structdtn__bundle__spec__t.html#c9fecf5ff8b72cca1a31bde62fa53dcf">blocks_len</a> = 0;
<a name="l00524"></a>00524 }
<a name="l00525"></a>00525 <span class="keywordflow">if</span> (spec.<a class="code" href="structdtn__bundle__spec__t.html#41df879d0110475bea431d3225f508d6">metadata</a>.<a class="code" href="structdtn__bundle__spec__t.html#00bed400e243e63f9c078cffbd296504">metadata_len</a> > 0) {
<a name="l00526"></a>00526 free(spec.<a class="code" href="structdtn__bundle__spec__t.html#41df879d0110475bea431d3225f508d6">metadata</a>.<a class="code" href="structdtn__bundle__spec__t.html#803cff6a07a015067a0f0a71958b6068">metadata_val</a>);
<a name="l00527"></a>00527 spec.<a class="code" href="structdtn__bundle__spec__t.html#41df879d0110475bea431d3225f508d6">metadata</a>.<a class="code" href="structdtn__bundle__spec__t.html#803cff6a07a015067a0f0a71958b6068">metadata_val</a> = NULL;
<a name="l00528"></a>00528 spec.<a class="code" href="structdtn__bundle__spec__t.html#41df879d0110475bea431d3225f508d6">metadata</a>.<a class="code" href="structdtn__bundle__spec__t.html#00bed400e243e63f9c078cffbd296504">metadata_len</a> = 0;
<a name="l00529"></a>00529 }
<a name="l00530"></a>00530 <span class="keywordflow">continue</span>;
<a name="l00531"></a>00531 }
<a name="l00532"></a>00532
<a name="l00533"></a>00533 printf(<span class="stringliteral">"\n%d extension blocks from [%s]: transit time=%d ms\n"</span>,
<a name="l00534"></a>00534 spec.<a class="code" href="structdtn__bundle__spec__t.html#303dc16abb2318a93f67cf629fac17f9">blocks</a>.<a class="code" href="structdtn__bundle__spec__t.html#c9fecf5ff8b72cca1a31bde62fa53dcf">blocks_len</a>, spec.<a class="code" href="structdtn__bundle__spec__t.html#3e0a3530457d11bea38b06d00dea30fa">source</a>.<a class="code" href="structdtn__endpoint__id__t.html#d2e7d5788ae778c77b4041f1f8b1dc80">uri</a>, 0);
<a name="l00535"></a>00535 <a class="code" href="structdtn__extension__block__t.html" title="Extension block.">dtn_extension_block_t</a> *block = spec.<a class="code" href="structdtn__bundle__spec__t.html#303dc16abb2318a93f67cf629fac17f9">blocks</a>.<a class="code" href="structdtn__bundle__spec__t.html#7165123249010765be66ab32137e88ba">blocks_val</a>;
<a name="l00536"></a>00536 <span class="keywordflow">for</span> (k = 0; k < spec.<a class="code" href="structdtn__bundle__spec__t.html#303dc16abb2318a93f67cf629fac17f9">blocks</a>.<a class="code" href="structdtn__bundle__spec__t.html#c9fecf5ff8b72cca1a31bde62fa53dcf">blocks_len</a>; k++) {
<a name="l00537"></a>00537 printf(<span class="stringliteral">"Extension Block %i:\n"</span>, k);
<a name="l00538"></a>00538 printf(<span class="stringliteral">"\ttype = %i\n\tflags = %i\n"</span>,
<a name="l00539"></a>00539 block[k].type, block[k].flags);
<a name="l00540"></a>00540 <a class="code" href="dtnrecv_8c.html#e0e1c4e308a8eceb57c755465e6cdccb">print_data</a>(block[k].data.<a class="code" href="structdtn__extension__block__t.html#cd95216754ff5f457ae6c66be0e1df98">data_val</a>, block[k].<a class="code" href="structdtn__extension__block__t.html#d8fbf518570b1b1983f4959671bb8a1c">data</a>.<a class="code" href="structdtn__extension__block__t.html#4d068ab3029931cddd110013ae3c8cd3">data_len</a>);
<a name="l00541"></a>00541 }
<a name="l00542"></a>00542
<a name="l00543"></a>00543 printf(<span class="stringliteral">"\n%d metadata blocks from [%s]: transit time=%d ms\n"</span>,
<a name="l00544"></a>00544 spec.<a class="code" href="structdtn__bundle__spec__t.html#41df879d0110475bea431d3225f508d6">metadata</a>.<a class="code" href="structdtn__bundle__spec__t.html#00bed400e243e63f9c078cffbd296504">metadata_len</a>, spec.<a class="code" href="structdtn__bundle__spec__t.html#3e0a3530457d11bea38b06d00dea30fa">source</a>.<a class="code" href="structdtn__endpoint__id__t.html#d2e7d5788ae778c77b4041f1f8b1dc80">uri</a>, 0);
<a name="l00545"></a>00545 <a class="code" href="structdtn__extension__block__t.html" title="Extension block.">dtn_extension_block_t</a> *meta = spec.<a class="code" href="structdtn__bundle__spec__t.html#41df879d0110475bea431d3225f508d6">metadata</a>.<a class="code" href="structdtn__bundle__spec__t.html#803cff6a07a015067a0f0a71958b6068">metadata_val</a>;
<a name="l00546"></a>00546 <span class="keywordflow">for</span> (k = 0; k < spec.<a class="code" href="structdtn__bundle__spec__t.html#41df879d0110475bea431d3225f508d6">metadata</a>.<a class="code" href="structdtn__bundle__spec__t.html#00bed400e243e63f9c078cffbd296504">metadata_len</a>; k++) {
<a name="l00547"></a>00547 printf(<span class="stringliteral">"Metadata Extension Block %i:\n"</span>, k);
<a name="l00548"></a>00548 printf(<span class="stringliteral">"\ttype = %i\n\tflags = %i\n"</span>,
<a name="l00549"></a>00549 meta[k].type, meta[k].flags);
<a name="l00550"></a>00550 <a class="code" href="dtnrecv_8c.html#e0e1c4e308a8eceb57c755465e6cdccb">print_data</a>(meta[k].data.<a class="code" href="structdtn__extension__block__t.html#cd95216754ff5f457ae6c66be0e1df98">data_val</a>, meta[k].<a class="code" href="structdtn__extension__block__t.html#d8fbf518570b1b1983f4959671bb8a1c">data</a>.<a class="code" href="structdtn__extension__block__t.html#4d068ab3029931cddd110013ae3c8cd3">data_len</a>);
<a name="l00551"></a>00551 }
<a name="l00552"></a>00552
<a name="l00553"></a>00553 printf(<span class="stringliteral">"%d payload bytes from [%s]: transit time=%d ms\n"</span>,
<a name="l00554"></a>00554 payload.<a class="code" href="structdtn__bundle__payload__t.html#04e8c46c5b40f187e1fefed80853cc5c">buf</a>.<a class="code" href="structdtn__bundle__payload__t.html#c20a1cf6010dbd5855140373da5ce8c3">buf_len</a>,
<a name="l00555"></a>00555 spec.<a class="code" href="structdtn__bundle__spec__t.html#3e0a3530457d11bea38b06d00dea30fa">source</a>.<a class="code" href="structdtn__endpoint__id__t.html#d2e7d5788ae778c77b4041f1f8b1dc80">uri</a>, 0);
<a name="l00556"></a>00556
<a name="l00557"></a>00557 <a class="code" href="dtnrecv_8c.html#e0e1c4e308a8eceb57c755465e6cdccb">print_data</a>(payload.<a class="code" href="structdtn__bundle__payload__t.html#04e8c46c5b40f187e1fefed80853cc5c">buf</a>.<a class="code" href="structdtn__bundle__payload__t.html#45cd21fd96fced99995450f0fca848d5">buf_val</a>, payload.<a class="code" href="structdtn__bundle__payload__t.html#04e8c46c5b40f187e1fefed80853cc5c">buf</a>.<a class="code" href="structdtn__bundle__payload__t.html#c20a1cf6010dbd5855140373da5ce8c3">buf_len</a>);
<a name="l00558"></a>00558 printf(<span class="stringliteral">"\n"</span>);
<a name="l00559"></a>00559
<a name="l00560"></a>00560 <a class="code" href="dtn__api_8c.html#50a363bf1bf2803892afc1438ab62cff" title="Frees dynamic storage allocated by the xdr for a bundle payload in dtn_recv.">dtn_free_payload</a>(&payload);
<a name="l00561"></a>00561 <span class="keywordflow">if</span> (spec.<a class="code" href="structdtn__bundle__spec__t.html#303dc16abb2318a93f67cf629fac17f9">blocks</a>.<a class="code" href="structdtn__bundle__spec__t.html#c9fecf5ff8b72cca1a31bde62fa53dcf">blocks_len</a> > 0) {
<a name="l00562"></a>00562 free(spec.<a class="code" href="structdtn__bundle__spec__t.html#303dc16abb2318a93f67cf629fac17f9">blocks</a>.<a class="code" href="structdtn__bundle__spec__t.html#7165123249010765be66ab32137e88ba">blocks_val</a>);
<a name="l00563"></a>00563 spec.<a class="code" href="structdtn__bundle__spec__t.html#303dc16abb2318a93f67cf629fac17f9">blocks</a>.<a class="code" href="structdtn__bundle__spec__t.html#7165123249010765be66ab32137e88ba">blocks_val</a> = NULL;
<a name="l00564"></a>00564 spec.<a class="code" href="structdtn__bundle__spec__t.html#303dc16abb2318a93f67cf629fac17f9">blocks</a>.<a class="code" href="structdtn__bundle__spec__t.html#c9fecf5ff8b72cca1a31bde62fa53dcf">blocks_len</a> = 0;
<a name="l00565"></a>00565 }
<a name="l00566"></a>00566 <span class="keywordflow">if</span> (spec.<a class="code" href="structdtn__bundle__spec__t.html#41df879d0110475bea431d3225f508d6">metadata</a>.<a class="code" href="structdtn__bundle__spec__t.html#00bed400e243e63f9c078cffbd296504">metadata_len</a> > 0) {
<a name="l00567"></a>00567 free(spec.<a class="code" href="structdtn__bundle__spec__t.html#41df879d0110475bea431d3225f508d6">metadata</a>.<a class="code" href="structdtn__bundle__spec__t.html#803cff6a07a015067a0f0a71958b6068">metadata_val</a>);
<a name="l00568"></a>00568 spec.<a class="code" href="structdtn__bundle__spec__t.html#41df879d0110475bea431d3225f508d6">metadata</a>.<a class="code" href="structdtn__bundle__spec__t.html#803cff6a07a015067a0f0a71958b6068">metadata_val</a> = NULL;
<a name="l00569"></a>00569 spec.<a class="code" href="structdtn__bundle__spec__t.html#41df879d0110475bea431d3225f508d6">metadata</a>.<a class="code" href="structdtn__bundle__spec__t.html#00bed400e243e63f9c078cffbd296504">metadata_len</a> = 0;
<a name="l00570"></a>00570 }
<a name="l00571"></a>00571 }
<a name="l00572"></a>00572
<a name="l00573"></a>00573 printf(<span class="stringliteral">"dtnrecv (pid %d) exiting: %d bundles received, %d total bytes\n\n"</span>,
<a name="l00574"></a>00574 getpid(), i, total_bytes);
<a name="l00575"></a>00575
<a name="l00576"></a>00576 done:
<a name="l00577"></a>00577 <a class="code" href="dtn__api_8c.html#887c16260463d6057bf5b03a1ff0e224" title="Close an open dtn handle.">dtn_close</a>(handle);
<a name="l00578"></a>00578 <span class="keywordflow">return</span> 0;
<a name="l00579"></a>00579
<a name="l00580"></a>00580 err:
<a name="l00581"></a>00581 <a class="code" href="dtn__api_8c.html#887c16260463d6057bf5b03a1ff0e224" title="Close an open dtn handle.">dtn_close</a>(handle);
<a name="l00582"></a>00582 <span class="keywordflow">return</span> 1;
<a name="l00583"></a>00583 }
</pre></div></div>
<hr size="1"><address style="text-align: right;"><small>Generated on Fri Jan 30 09:26:56 2009 for DTN Reference Implementation by
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