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<h1>dtntraceroute.c</h1><a href="dtntraceroute_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 <time.h></span>
<a name="l00028"></a>00028 <span class="preprocessor">#include <sys/time.h></span>
<a name="l00029"></a>00029
<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 <span class="preprocessor">#include "<a class="code" href="dtnping_8h.html">dtnping.h</a>"</span>
<a name="l00032"></a>00032
<a name="l00033"></a><a class="code" href="dtntraceroute_8c.html#d785d8a8f8ff378aa21eb1fa7a6085df">00033</a> <span class="keyword">const</span> <span class="keywordtype">char</span> *<a class="code" href="dtncat_8c.html#b9e1449fd00c98428516f0b41eddcb10">progname</a>;
<a name="l00034"></a>00034
<a name="l00035"></a>00035 <span class="keywordtype">void</span>
<a name="l00036"></a><a class="code" href="dtntraceroute_8c.html#2ef30c42cbc289d899a8be5d2d8f77d0">00036</a> <a class="code" href="dtncpd_8c.html#2ef30c42cbc289d899a8be5d2d8f77d0">usage</a>()
<a name="l00037"></a>00037 {
<a name="l00038"></a>00038 fprintf(stderr, <span class="stringliteral">"usage: %s [-c count] [-i interval] [-e expiration] [-w waittime] eid\n"</span>,
<a name="l00039"></a>00039 <a class="code" href="dtncat_8c.html#b9e1449fd00c98428516f0b41eddcb10">progname</a>);
<a name="l00040"></a>00040 exit(1);
<a name="l00041"></a>00041 }
<a name="l00042"></a>00042
<a name="l00043"></a>00043 <span class="keywordtype">void</span> <a class="code" href="dtnping_8c.html#5f259759586f432182213d868b41ebf2">doOptions</a>(<span class="keywordtype">int</span> argc, <span class="keyword">const</span> <span class="keywordtype">char</span> **argv);
<a name="l00044"></a>00044
<a name="l00045"></a><a class="code" href="dtntraceroute_8c.html#d6057e40387509de502bdc91007d3238">00045</a> <span class="keywordtype">int</span> <a class="code" href="dtncat_8c.html#d6057e40387509de502bdc91007d3238">expiration</a> = 30;
<a name="l00046"></a><a class="code" href="dtntraceroute_8c.html#382355580ada4027bb3d418c025c5a0d">00046</a> <span class="keywordtype">int</span> <a class="code" href="dtnreporter_8c.html#382355580ada4027bb3d418c025c5a0d">wait_after_done</a> = 0;
<a name="l00047"></a><a class="code" href="dtntraceroute_8c.html#e72d481891d4934c8776b5eea04907d3">00047</a> <span class="keywordtype">char</span> <a class="code" href="dtnping_8c.html#e72d481891d4934c8776b5eea04907d3">dest_eid_str</a>[<a class="code" href="dtn__types_8h.html#20ab5e3c8f53edfd21543ca9cb49d20e">DTN_MAX_ENDPOINT_ID</a>] = <span class="stringliteral">""</span>;
<a name="l00048"></a><a class="code" href="dtntraceroute_8c.html#418fa3d53d395e28ed37f9e304759dd0">00048</a> <span class="keywordtype">char</span> <a class="code" href="dtnping_8c.html#418fa3d53d395e28ed37f9e304759dd0">source_eid_str</a>[<a class="code" href="dtn__types_8h.html#20ab5e3c8f53edfd21543ca9cb49d20e">DTN_MAX_ENDPOINT_ID</a>] = <span class="stringliteral">""</span>;
<a name="l00049"></a><a class="code" href="dtntraceroute_8c.html#1e9a5877f9d311f896ab8ba5fc95532c">00049</a> <span class="keywordtype">char</span> <a class="code" href="dtnping_8c.html#1e9a5877f9d311f896ab8ba5fc95532c">replyto_eid_str</a>[<a class="code" href="dtn__types_8h.html#20ab5e3c8f53edfd21543ca9cb49d20e">DTN_MAX_ENDPOINT_ID</a>] = <span class="stringliteral">""</span>;
<a name="l00050"></a>00050
<a name="l00051"></a>00051
<a name="l00052"></a>00052 <span class="keywordtype">int</span>
<a name="l00053"></a><a class="code" href="dtntraceroute_8c.html#217dbf8b442f20279ea00b898af96f52">00053</a> <a class="code" href="dtncat_8c.html#3c04138a5bfe5d72780bb7e82a18e627">main</a>(<span class="keywordtype">int</span> argc, <span class="keyword">const</span> <span class="keywordtype">char</span>** argv)
<a name="l00054"></a>00054 {
<a name="l00055"></a>00055 <span class="keywordtype">int</span> ret;
<a name="l00056"></a>00056 <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="l00057"></a>00057 <a class="code" href="structdtn__endpoint__id__t.html" title="Specification of a dtn endpoint id, i.e.">dtn_endpoint_id_t</a> source_eid;
<a name="l00058"></a>00058 <a class="code" href="structdtn__endpoint__id__t.html" title="Specification of a dtn endpoint id, i.e.">dtn_endpoint_id_t</a> replyto_eid;
<a name="l00059"></a>00059 <a class="code" href="structdtn__reg__info__t.html" title="Registration state.">dtn_reg_info_t</a> reginfo;
<a name="l00060"></a>00060 <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 name="l00061"></a>00061 <a class="code" href="structdtn__bundle__spec__t.html" title="Bundle metadata.">dtn_bundle_spec_t</a> ping_spec;
<a name="l00062"></a>00062 <a class="code" href="structdtn__bundle__spec__t.html" title="Bundle metadata.">dtn_bundle_spec_t</a> <a class="code" href="dtncat_8c.html#cad3457d57f7286e1e4e7caa1a619e25">reply_spec</a>;
<a name="l00063"></a>00063 <a class="code" href="structdtn__bundle__payload__t.html">dtn_bundle_payload_t</a> ping_payload;
<a name="l00064"></a>00064 <a class="code" href="structping__payload__t.html">ping_payload_t</a> payload_contents;
<a name="l00065"></a>00065 <a class="code" href="structping__payload__t.html">ping_payload_t</a> recv_contents;
<a name="l00066"></a>00066 <a class="code" href="structdtn__bundle__payload__t.html">dtn_bundle_payload_t</a> <a class="code" href="dtncat_8c.html#f6ba744d4931e7c678cf04716560bfca">reply_payload</a>;
<a name="l00067"></a>00067 <a class="code" href="structdtn__bundle__status__report__t.html" title="Type definition for a bundle status report.">dtn_bundle_status_report_t</a>* sr_data;
<a name="l00068"></a>00068 <a class="code" href="structdtn__bundle__id__t.html" title="Type definition for a unique bundle identifier.">dtn_bundle_id_t</a> <a class="code" href="dtncat_8c.html#0d43174f8d3844aa5df38af2712ccb00">bundle_id</a>;
<a name="l00069"></a>00069 <span class="keywordtype">int</span> <a class="code" href="dtnmoteproxy_8c.html#ae6a9b084de32dbd181692c52c5e97de">debug</a> = 1;
<a name="l00070"></a>00070 <span class="keywordtype">char</span> demux[64];
<a name="l00071"></a>00071 <span class="keywordtype">int</span> dest_len = 0;
<a name="l00072"></a>00072 <span class="keyword">struct </span>timeval send_time, now;
<a name="l00073"></a>00073 u_int32_t nonce;
<a name="l00074"></a>00074 <span class="keywordtype">int</span> done;
<a name="l00075"></a>00075 time_t clock;
<a name="l00076"></a>00076 <span class="keyword">struct </span>tm* tm_buf;
<a name="l00077"></a>00077
<a name="l00078"></a>00078 <span class="comment">// force stdout to always be line buffered, even if output is</span>
<a name="l00079"></a>00079 <span class="comment">// redirected to a pipe or file</span>
<a name="l00080"></a>00080 setvbuf(stdout, (<span class="keywordtype">char</span> *)NULL, _IOLBF, 0);
<a name="l00081"></a>00081
<a name="l00082"></a>00082 <a class="code" href="dtnping_8c.html#5f259759586f432182213d868b41ebf2">doOptions</a>(argc, argv);
<a name="l00083"></a>00083
<a name="l00084"></a>00084 memset(&ping_spec, 0, <span class="keyword">sizeof</span>(ping_spec));
<a name="l00085"></a>00085
<a name="l00086"></a>00086 <a class="code" href="namespacedtnsim.html#372b0bd474085f20b38efbbade7ce72a" title="Override gettimeofday to return the simulator time.">gettimeofday</a>(&now, 0);
<a name="l00087"></a>00087 srand(now.tv_sec);
<a name="l00088"></a>00088 nonce = rand();
<a name="l00089"></a>00089
<a name="l00090"></a>00090 <span class="comment">// open the ipc handle</span>
<a name="l00091"></a>00091 <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="l00092"></a>00092 <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="l00093"></a>00093 fprintf(stderr, <span class="stringliteral">"fatal error opening dtn handle: %s\n"</span>,
<a name="l00094"></a>00094 <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="l00095"></a>00095 exit(1);
<a name="l00096"></a>00096 }
<a name="l00097"></a>00097
<a name="l00098"></a>00098 <span class="comment">// make sure they supplied a valid destination eid or</span>
<a name="l00099"></a>00099 <span class="comment">// "localhost", in which case we just use the local daemon</span>
<a name="l00100"></a>00100 <span class="keywordflow">if</span> (strcmp(<a class="code" href="dtnping_8c.html#e72d481891d4934c8776b5eea04907d3">dest_eid_str</a>, <span class="stringliteral">"localhost"</span>) == 0) {
<a name="l00101"></a>00101 <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, &ping_spec.<a class="code" href="structdtn__bundle__spec__t.html#8c2816b3ce9b92489b3b34c325a4cb4c">dest</a>, <span class="stringliteral">"ping"</span>);
<a name="l00102"></a>00102
<a name="l00103"></a>00103 } <span class="keywordflow">else</span> {
<a name="l00104"></a>00104 <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>(&ping_spec.<a class="code" href="structdtn__bundle__spec__t.html#8c2816b3ce9b92489b3b34c325a4cb4c">dest</a>, <a class="code" href="dtnping_8c.html#e72d481891d4934c8776b5eea04907d3">dest_eid_str</a>)) {
<a name="l00105"></a>00105 fprintf(stderr, <span class="stringliteral">"invalid destination eid string '%s'\n"</span>,
<a name="l00106"></a>00106 <a class="code" href="dtnping_8c.html#e72d481891d4934c8776b5eea04907d3">dest_eid_str</a>);
<a name="l00107"></a>00107 exit(1);
<a name="l00108"></a>00108 }
<a name="l00109"></a>00109 }
<a name="l00110"></a>00110
<a name="l00111"></a>00111 dest_len = strlen(ping_spec.<a class="code" href="structdtn__bundle__spec__t.html#8c2816b3ce9b92489b3b34c325a4cb4c">dest</a>.<a class="code" href="structdtn__endpoint__id__t.html#d2e7d5788ae778c77b4041f1f8b1dc80">uri</a>);
<a name="l00112"></a>00112 <span class="keywordflow">if</span> ((dest_len < 4) ||
<a name="l00113"></a>00113 (strcmp(ping_spec.<a class="code" href="structdtn__bundle__spec__t.html#8c2816b3ce9b92489b3b34c325a4cb4c">dest</a>.<a class="code" href="structdtn__endpoint__id__t.html#d2e7d5788ae778c77b4041f1f8b1dc80">uri</a> + dest_len - 4, <span class="stringliteral">"ping"</span>) != 0))
<a name="l00114"></a>00114 {
<a name="l00115"></a>00115 fprintf(stderr, <span class="stringliteral">"\nWARNING: ping destination does not end in \"ping\"\n\n"</span>);
<a name="l00116"></a>00116 }
<a name="l00117"></a>00117
<a name="l00118"></a>00118 <span class="comment">// if the user specified a source eid, register on it.</span>
<a name="l00119"></a>00119 <span class="comment">// otherwise, build a local eid based on the configuration of</span>
<a name="l00120"></a>00120 <span class="comment">// our dtn router plus the demux string</span>
<a name="l00121"></a>00121 snprintf(demux, <span class="keyword">sizeof</span>(demux), <span class="stringliteral">"/traceroute.%d"</span>, getpid());
<a name="l00122"></a>00122 <span class="keywordflow">if</span> (<a class="code" href="dtnping_8c.html#418fa3d53d395e28ed37f9e304759dd0">source_eid_str</a>[0] != <span class="charliteral">'\0'</span>) {
<a name="l00123"></a>00123 <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>(&source_eid, <a class="code" href="dtnping_8c.html#418fa3d53d395e28ed37f9e304759dd0">source_eid_str</a>)) {
<a name="l00124"></a>00124 fprintf(stderr, <span class="stringliteral">"invalid source eid string '%s'\n"</span>,
<a name="l00125"></a>00125 <a class="code" href="dtnping_8c.html#418fa3d53d395e28ed37f9e304759dd0">source_eid_str</a>);
<a name="l00126"></a>00126 exit(1);
<a name="l00127"></a>00127 }
<a name="l00128"></a>00128 } <span class="keywordflow">else</span> {
<a name="l00129"></a>00129 <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, &source_eid, demux);
<a name="l00130"></a>00130 }
<a name="l00131"></a>00131
<a name="l00132"></a>00132 <span class="keywordflow">if</span> (debug) printf(<span class="stringliteral">"source_eid [%s]\n"</span>, source_eid.<a class="code" href="structdtn__endpoint__id__t.html#d2e7d5788ae778c77b4041f1f8b1dc80">uri</a>);
<a name="l00133"></a>00133 <a class="code" href="dtn__api_8c.html#b2935a9a7f4ade630f7d2ad1fec5c615" title="Copy the contents of one eid into another.">dtn_copy_eid</a>(&ping_spec.<a class="code" href="structdtn__bundle__spec__t.html#3e0a3530457d11bea38b06d00dea30fa">source</a>, &source_eid);
<a name="l00134"></a>00134
<a name="l00135"></a>00135 <span class="comment">// Make the replyto EID</span>
<a name="l00136"></a>00136 <span class="keywordflow">if</span> ( <a class="code" href="dtnping_8c.html#1e9a5877f9d311f896ab8ba5fc95532c">replyto_eid_str</a>[0]!=0 ) {
<a name="l00137"></a>00137 <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>(&replyto_eid, <a class="code" href="dtnping_8c.html#1e9a5877f9d311f896ab8ba5fc95532c">replyto_eid_str</a>)) {
<a name="l00138"></a>00138 fprintf(stderr, <span class="stringliteral">"invalid replyto eid string '%s'\n"</span>,
<a name="l00139"></a>00139 <a class="code" href="dtnping_8c.html#1e9a5877f9d311f896ab8ba5fc95532c">replyto_eid_str</a>);
<a name="l00140"></a>00140 exit(1);
<a name="l00141"></a>00141 }
<a name="l00142"></a>00142 <a class="code" href="dtn__api_8c.html#b2935a9a7f4ade630f7d2ad1fec5c615" title="Copy the contents of one eid into another.">dtn_copy_eid</a>(&ping_spec.<a class="code" href="structdtn__bundle__spec__t.html#f76b43d28b76b155d48df0abe82c6913">replyto</a>, &replyto_eid);
<a name="l00143"></a>00143 printf(<span class="stringliteral">"using user-supplied replyto\n"</span>);
<a name="l00144"></a>00144 } <span class="keywordflow">else</span> {
<a name="l00145"></a>00145 <a class="code" href="dtn__api_8c.html#b2935a9a7f4ade630f7d2ad1fec5c615" title="Copy the contents of one eid into another.">dtn_copy_eid</a>(&ping_spec.<a class="code" href="structdtn__bundle__spec__t.html#f76b43d28b76b155d48df0abe82c6913">replyto</a>, &source_eid);
<a name="l00146"></a>00146 printf(<span class="stringliteral">"using default replyto\n"</span>);
<a name="l00147"></a>00147 }
<a name="l00148"></a>00148
<a name="l00149"></a>00149 <span class="comment">// now create a new registration based on the source</span>
<a name="l00150"></a>00150 <span class="comment">// if the replyto EID is unspecified or the same as the</span>
<a name="l00151"></a>00151 <span class="comment">// source EID then we'll get status reports, otherwise</span>
<a name="l00152"></a>00152 <span class="comment">// they'll go somewhere else.</span>
<a name="l00153"></a>00153 memset(&reginfo, 0, <span class="keyword">sizeof</span>(reginfo));
<a name="l00154"></a>00154 <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>, &source_eid);
<a name="l00155"></a>00155 reginfo.<a class="code" href="structdtn__reg__info__t.html#7bf2e33b713b585bfe1792c40fa8cd6c">flags</a> = <a class="code" href="dtn__types_8h.html#a6d0071f396dd4ef85f6ad6332e37f0067a5f773775540e3dbe22a87105d571e">DTN_REG_DROP</a>;
<a name="l00156"></a>00156 reginfo.<a class="code" href="structdtn__reg__info__t.html#6909a69cc63e748899cf4f9fe8c8901a">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="l00157"></a>00157 reginfo.<a class="code" href="structdtn__reg__info__t.html#dd4b3b0c9f27a0375369f35e33be686d">expiration</a> = 0;
<a name="l00158"></a>00158 <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, &regid)) != 0) {
<a name="l00159"></a>00159 fprintf(stderr, <span class="stringliteral">"error creating registration: %d (%s)\n"</span>,
<a name="l00160"></a>00160 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="l00161"></a>00161 exit(1);
<a name="l00162"></a>00162 }
<a name="l00163"></a>00163 <span class="keywordflow">if</span> (debug) printf(<span class="stringliteral">"dtn_register succeeded, regid %d\n"</span>, regid);
<a name="l00164"></a>00164
<a name="l00165"></a>00165 <span class="comment">// set the expiration time and request a bunch of status reports</span>
<a name="l00166"></a>00166 ping_spec.<a class="code" href="structdtn__bundle__spec__t.html#57f2d6068db6a5b38a73416ea721e814">expiration</a> = <a class="code" href="dtncat_8c.html#d6057e40387509de502bdc91007d3238">expiration</a>;
<a name="l00167"></a>00167 ping_spec.<a class="code" href="structdtn__bundle__spec__t.html#476482803410f3a19b40cbff91e1e56c">dopts</a> = <a class="code" href="dtn__types_8h.html#ed7af5cc4e44a2ced1acdee4e441f000649fe8cc9d73bd2d36f2da1f322fa0c2">DOPTS_DELETE_RCPT</a> |
<a name="l00168"></a>00168 <a class="code" href="dtn__types_8h.html#ed7af5cc4e44a2ced1acdee4e441f0001240065bb26608579eedd4b022f3397f">DOPTS_RECEIVE_RCPT</a> |
<a name="l00169"></a>00169 <a class="code" href="dtn__types_8h.html#ed7af5cc4e44a2ced1acdee4e441f000f1140b2789c648d104e6ec8a78bc3cea">DOPTS_FORWARD_RCPT</a> |
<a name="l00170"></a>00170 <a class="code" href="dtn__types_8h.html#ed7af5cc4e44a2ced1acdee4e441f000961c42551cde98aaccb2272d32f0a06c">DOPTS_DELIVERY_RCPT</a>;
<a name="l00171"></a>00171
<a name="l00172"></a>00172 <span class="comment">// loop, sending pings and polling for activity</span>
<a name="l00173"></a>00173 <a class="code" href="namespacedtnsim.html#372b0bd474085f20b38efbbade7ce72a" title="Override gettimeofday to return the simulator time.">gettimeofday</a>(&send_time, NULL);
<a name="l00174"></a>00174
<a name="l00175"></a>00175 <span class="comment">// fill in a short payload string, a nonce, and a sequence number</span>
<a name="l00176"></a>00176 <span class="comment">// to verify the echo feature and make sure we're not getting</span>
<a name="l00177"></a>00177 <span class="comment">// duplicate responses or ping responses from another app</span>
<a name="l00178"></a>00178 memcpy(&payload_contents.<a class="code" href="structping__payload__t.html#01708f48283edfb7285207b4ccdcf04c">ping</a>, <a class="code" href="dtnping_8h.html#c582fb27a00ea192e5ce1f4dfe2065cc">PING_STR</a>, 8);
<a name="l00179"></a>00179 payload_contents.<a class="code" href="structping__payload__t.html#1594108b720b35699d578ccf56853899">seqno</a> = 0;
<a name="l00180"></a>00180 payload_contents.<a class="code" href="structping__payload__t.html#f5279ac20bc140a9736f5147cedda22a">nonce</a> = nonce;
<a name="l00181"></a>00181 payload_contents.<a class="code" href="structping__payload__t.html#0714fbcdb878430e858ca1f04b42c737">time</a> = send_time.tv_sec;
<a name="l00182"></a>00182
<a name="l00183"></a>00183 memset(&ping_payload, 0, <span class="keyword">sizeof</span>(ping_payload));
<a name="l00184"></a>00184 <a class="code" href="dtn__api_8c.html#21b6d705673aae970524972aca3db99f" title="Sets the value of the given payload structure to either a memory buffer or a file...">dtn_set_payload</a>(&ping_payload, <a class="code" href="dtn__types_8h.html#3dcfddc1b850a71a18d8a0868f67e7628f773bbfb80857bd5a11f09665fa9b03">DTN_PAYLOAD_MEM</a>,
<a name="l00185"></a>00185 (<span class="keywordtype">char</span>*)&payload_contents, <span class="keyword">sizeof</span>(payload_contents));
<a name="l00186"></a>00186
<a name="l00187"></a>00187 memset(&bundle_id, 0, <span class="keyword">sizeof</span>(bundle_id));
<a name="l00188"></a>00188 <span class="keywordflow">if</span> ((ret = <a class="code" href="dtn__api_8c.html#9bcce797cfff268e49c0f5b2e5f21788" title="Send a bundle either from memory or from a file.">dtn_send</a>(handle, regid, &ping_spec, &ping_payload, &bundle_id)) != 0) {
<a name="l00189"></a>00189 fprintf(stderr, <span class="stringliteral">"error sending bundle: %d (%s)\n"</span>,
<a name="l00190"></a>00190 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="l00191"></a>00191 exit(1);
<a name="l00192"></a>00192 }
<a name="l00193"></a>00193
<a name="l00194"></a>00194 memset(&reply_spec, 0, <span class="keyword">sizeof</span>(reply_spec));
<a name="l00195"></a>00195 memset(&reply_payload, 0, <span class="keyword">sizeof</span>(reply_payload));
<a name="l00196"></a>00196
<a name="l00197"></a>00197 clock = time(&clock);
<a name="l00198"></a>00198 tm_buf = gmtime(&clock);
<a name="l00199"></a>00199 printf(<span class="stringliteral">"%s: sent at %.*s UTC\n"</span>,
<a name="l00200"></a>00200 ping_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>, 24, asctime(tm_buf));
<a name="l00201"></a>00201
<a name="l00202"></a>00202 <span class="comment">// now loop waiting for replies / status reports until we're done</span>
<a name="l00203"></a>00203 done = 0;
<a name="l00204"></a>00204 <span class="keywordflow">while</span> (1) {
<a name="l00205"></a>00205 <span class="keywordtype">int</span> timeout = done ? <a class="code" href="dtnreporter_8c.html#382355580ada4027bb3d418c025c5a0d">wait_after_done</a> * 1000 : -1;
<a name="l00206"></a>00206 <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, &reply_spec,
<a name="l00207"></a>00207 <a class="code" href="dtn__types_8h.html#3dcfddc1b850a71a18d8a0868f67e7628f773bbfb80857bd5a11f09665fa9b03">DTN_PAYLOAD_MEM</a>, &reply_payload, timeout)) < 0)
<a name="l00208"></a>00208 {
<a name="l00209"></a>00209 <span class="keywordflow">if</span> (done && <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#35b24187121ca003154518bba0a35e75">DTN_ETIMEOUT</a>) {
<a name="l00210"></a>00210 <span class="keywordflow">break</span>;
<a name="l00211"></a>00211 }
<a name="l00212"></a>00212 fprintf(stderr, <span class="stringliteral">"error getting ping reply: %d (%s)\n"</span>,
<a name="l00213"></a>00213 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="l00214"></a>00214 exit(1);
<a name="l00215"></a>00215 }
<a name="l00216"></a>00216
<a name="l00217"></a>00217 <a class="code" href="namespacedtnsim.html#372b0bd474085f20b38efbbade7ce72a" title="Override gettimeofday to return the simulator time.">gettimeofday</a>(&now, 0);
<a name="l00218"></a>00218
<a name="l00219"></a>00219 <span class="keywordflow">if</span> (reply_payload.<a class="code" href="structdtn__bundle__payload__t.html#2f104cdd7e463ca104b468fa98527f84">status_report</a> != NULL)
<a name="l00220"></a>00220 {
<a name="l00221"></a>00221 sr_data = reply_payload.<a class="code" href="structdtn__bundle__payload__t.html#2f104cdd7e463ca104b468fa98527f84">status_report</a>;
<a name="l00222"></a>00222 <span class="keywordflow">if</span> (sr_data-><a class="code" href="structdtn__bundle__status__report__t.html#106f245fab47da2abee3d5b0fb413315">flags</a> & <a class="code" href="dtn__types_8h.html#6d9484ac5d0ab5f3fd7383af0c7b99198d50a4d6db1ab5232afc0d5cd55deb93">STATUS_RECEIVED</a>)
<a name="l00223"></a>00223 {
<a name="l00224"></a>00224 clock = sr_data-><a class="code" href="structdtn__bundle__status__report__t.html#5acf2262f0099eb9f5be29921a5a94dd">receipt_ts</a>.<a class="code" href="structdtn__timestamp__t.html#68d91d87e4f7e4d1c17b68338331609b">secs</a> + <a class="code" href="dtnping_8h.html#d2bce832ca7276f1f2eeba215e2a4132">DTNTIME_OFFSET</a>;
<a name="l00225"></a>00225 tm_buf = gmtime(&clock);
<a name="l00226"></a>00226 printf(<span class="stringliteral">"%s: received at %.*s UTC (%ld ms rtt)\n"</span>,
<a name="l00227"></a>00227 reply_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>, 24, asctime(tm_buf),
<a name="l00228"></a>00228 <a class="code" href="dtnping_8h.html#78237999c2659b5d28c1a90a2123607f">TIMEVAL_DIFF_MSEC</a>(now, send_time));
<a name="l00229"></a>00229 }
<a name="l00230"></a>00230 <span class="keywordflow">if</span> (sr_data-><a class="code" href="structdtn__bundle__status__report__t.html#106f245fab47da2abee3d5b0fb413315">flags</a> & <a class="code" href="dtn__types_8h.html#6d9484ac5d0ab5f3fd7383af0c7b991925211f0e0706cbc8981285126ac621b2">STATUS_FORWARDED</a>)
<a name="l00231"></a>00231 {
<a name="l00232"></a>00232 clock = sr_data-><a class="code" href="structdtn__bundle__status__report__t.html#d951191b5dc254cf1a5e7beaf53f1b08">forwarding_ts</a>.<a class="code" href="structdtn__timestamp__t.html#68d91d87e4f7e4d1c17b68338331609b">secs</a> + <a class="code" href="dtnping_8h.html#d2bce832ca7276f1f2eeba215e2a4132">DTNTIME_OFFSET</a>;
<a name="l00233"></a>00233 tm_buf = gmtime(&clock);
<a name="l00234"></a>00234 printf(<span class="stringliteral">"%s: forwarded at %.*s UTC (%ld ms rtt)\n"</span>,
<a name="l00235"></a>00235 reply_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>, 24, asctime(tm_buf),
<a name="l00236"></a>00236 <a class="code" href="dtnping_8h.html#78237999c2659b5d28c1a90a2123607f">TIMEVAL_DIFF_MSEC</a>(now, send_time));
<a name="l00237"></a>00237 }
<a name="l00238"></a>00238 <span class="keywordflow">if</span> (sr_data-><a class="code" href="structdtn__bundle__status__report__t.html#106f245fab47da2abee3d5b0fb413315">flags</a> & <a class="code" href="dtn__types_8h.html#6d9484ac5d0ab5f3fd7383af0c7b9919c0ac4c503dd8586dca17b9d5c1e9f30d">STATUS_DELIVERED</a>)
<a name="l00239"></a>00239 {
<a name="l00240"></a>00240 clock = sr_data-><a class="code" href="structdtn__bundle__status__report__t.html#25d8c3507f8643f0b8be0e3aba50da31">delivery_ts</a>.<a class="code" href="structdtn__timestamp__t.html#68d91d87e4f7e4d1c17b68338331609b">secs</a> + <a class="code" href="dtnping_8h.html#d2bce832ca7276f1f2eeba215e2a4132">DTNTIME_OFFSET</a>;
<a name="l00241"></a>00241 tm_buf = gmtime(&clock);
<a name="l00242"></a>00242 printf(<span class="stringliteral">"%s: delivered at %.*s UTC (%ld ms rtt)\n"</span>,
<a name="l00243"></a>00243 reply_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>, 24, asctime(tm_buf),
<a name="l00244"></a>00244 <a class="code" href="dtnping_8h.html#78237999c2659b5d28c1a90a2123607f">TIMEVAL_DIFF_MSEC</a>(now, send_time));
<a name="l00245"></a>00245 }
<a name="l00246"></a>00246 <span class="keywordflow">if</span> (sr_data-><a class="code" href="structdtn__bundle__status__report__t.html#106f245fab47da2abee3d5b0fb413315">flags</a> & <a class="code" href="dtn__types_8h.html#6d9484ac5d0ab5f3fd7383af0c7b99193f1e22c771850e7a7cdfafbda38cc14e">STATUS_DELETED</a>)
<a name="l00247"></a>00247 {
<a name="l00248"></a>00248 clock = sr_data-><a class="code" href="structdtn__bundle__status__report__t.html#391eb127c1b32e0fa25a14840b2155b0">deletion_ts</a>.<a class="code" href="structdtn__timestamp__t.html#68d91d87e4f7e4d1c17b68338331609b">secs</a> + <a class="code" href="dtnping_8h.html#d2bce832ca7276f1f2eeba215e2a4132">DTNTIME_OFFSET</a>;
<a name="l00249"></a>00249 tm_buf = gmtime(&clock);
<a name="l00250"></a>00250 printf(<span class="stringliteral">"%s: deleted at %.*s UTC (%s) (%ld ms rtt)\n"</span>,
<a name="l00251"></a>00251 reply_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>, 24, asctime(tm_buf),
<a name="l00252"></a>00252 <a class="code" href="dtn__api_8c.html#8bb5dd6e64e8cfaaa4b80e1373785cc2" title="Return a string version of a status report reason code.">dtn_status_report_reason_to_str</a>(sr_data-><a class="code" href="structdtn__bundle__status__report__t.html#3de5598dc702b9375ed43c4f7335cf39">reason</a>),
<a name="l00253"></a>00253 <a class="code" href="dtnping_8h.html#78237999c2659b5d28c1a90a2123607f">TIMEVAL_DIFF_MSEC</a>(now, send_time));
<a name="l00254"></a>00254 <span class="keywordflow">break</span>;
<a name="l00255"></a>00255 }
<a name="l00256"></a>00256 }
<a name="l00257"></a>00257 <span class="keywordflow">else</span> {
<a name="l00258"></a>00258 <span class="keywordflow">if</span> (reply_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> != <span class="keyword">sizeof</span>(<a class="code" href="structping__payload__t.html">ping_payload_t</a>))
<a name="l00259"></a>00259 {
<a name="l00260"></a>00260 printf(<span class="stringliteral">"%d bytes from [%s]: ERROR: length != %zu\n"</span>,
<a name="l00261"></a>00261 reply_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="l00262"></a>00262 reply_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>,
<a name="l00263"></a>00263 <span class="keyword">sizeof</span>(<a class="code" href="structping__payload__t.html">ping_payload_t</a>));
<a name="l00264"></a>00264 <span class="keywordflow">break</span>;
<a name="l00265"></a>00265 }
<a name="l00266"></a>00266
<a name="l00267"></a>00267 memcpy(&recv_contents, reply_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>,
<a name="l00268"></a>00268 <span class="keyword">sizeof</span>(recv_contents));
<a name="l00269"></a>00269
<a name="l00270"></a>00270 <span class="keywordflow">if</span> (recv_contents.<a class="code" href="structping__payload__t.html#1594108b720b35699d578ccf56853899">seqno</a> != 0)
<a name="l00271"></a>00271 {
<a name="l00272"></a>00272 printf(<span class="stringliteral">"%d bytes from [%s]: ERROR: invalid seqno %d\n"</span>,
<a name="l00273"></a>00273 reply_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="l00274"></a>00274 reply_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>,
<a name="l00275"></a>00275 recv_contents.<a class="code" href="structping__payload__t.html#1594108b720b35699d578ccf56853899">seqno</a>);
<a name="l00276"></a>00276 <span class="keywordflow">break</span>;
<a name="l00277"></a>00277 }
<a name="l00278"></a>00278
<a name="l00279"></a>00279 <span class="keywordflow">if</span> (recv_contents.<a class="code" href="structping__payload__t.html#f5279ac20bc140a9736f5147cedda22a">nonce</a> != nonce)
<a name="l00280"></a>00280 {
<a name="l00281"></a>00281 printf(<span class="stringliteral">"%d bytes from [%s]: ERROR: invalid nonce %u != %u\n"</span>,
<a name="l00282"></a>00282 reply_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="l00283"></a>00283 reply_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>,
<a name="l00284"></a>00284 recv_contents.<a class="code" href="structping__payload__t.html#f5279ac20bc140a9736f5147cedda22a">nonce</a>, nonce);
<a name="l00285"></a>00285 <span class="keywordflow">break</span>;
<a name="l00286"></a>00286 }
<a name="l00287"></a>00287
<a name="l00288"></a>00288 <span class="keywordflow">if</span> ((<span class="keywordtype">int</span>)recv_contents.<a class="code" href="structping__payload__t.html#0714fbcdb878430e858ca1f04b42c737">time</a> != (<span class="keywordtype">int</span>)send_time.tv_sec)
<a name="l00289"></a>00289 {
<a name="l00290"></a>00290 printf(<span class="stringliteral">"%d bytes from [%s]: ERROR: time mismatch %u != %lu\n"</span>,
<a name="l00291"></a>00291 reply_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="l00292"></a>00292 reply_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>,
<a name="l00293"></a>00293 recv_contents.<a class="code" href="structping__payload__t.html#0714fbcdb878430e858ca1f04b42c737">time</a>,
<a name="l00294"></a>00294 (<span class="keywordtype">long</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>)send_time.tv_sec);
<a name="l00295"></a>00295 }
<a name="l00296"></a>00296
<a name="l00297"></a>00297 clock = reply_spec.<a class="code" href="structdtn__bundle__spec__t.html#5289539985d68cbbac8ff80d18b0170e">creation_ts</a>.<a class="code" href="structdtn__timestamp__t.html#68d91d87e4f7e4d1c17b68338331609b">secs</a> + <a class="code" href="dtnping_8h.html#d2bce832ca7276f1f2eeba215e2a4132">DTNTIME_OFFSET</a>;
<a name="l00298"></a>00298 tm_buf = gmtime(&clock);
<a name="l00299"></a>00299 printf(<span class="stringliteral">"%s: echo reply at %.*s UTC (%ld ms rtt)\n"</span>,
<a name="l00300"></a>00300 reply_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>, 24, asctime(tm_buf),
<a name="l00301"></a>00301 <a class="code" href="dtnping_8h.html#78237999c2659b5d28c1a90a2123607f">TIMEVAL_DIFF_MSEC</a>(now, send_time));
<a name="l00302"></a>00302 done = 1;
<a name="l00303"></a>00303 }
<a name="l00304"></a>00304
<a name="l00305"></a>00305 <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>(&reply_payload);
<a name="l00306"></a>00306 }
<a name="l00307"></a>00307
<a name="l00308"></a>00308 <a class="code" href="dtn__api_8c.html#887c16260463d6057bf5b03a1ff0e224" title="Close an open dtn handle.">dtn_close</a>(handle);
<a name="l00309"></a>00309
<a name="l00310"></a>00310 <span class="keywordflow">return</span> 0;
<a name="l00311"></a>00311 }
<a name="l00312"></a>00312
<a name="l00313"></a>00313 <span class="keywordtype">void</span>
<a name="l00314"></a>00314 <a class="code" href="dtnping_8c.html#5f259759586f432182213d868b41ebf2">doOptions</a>(<span class="keywordtype">int</span> argc, <span class="keyword">const</span> <span class="keywordtype">char</span> **argv)
<a name="l00315"></a>00315 {
<a name="l00316"></a>00316 <span class="keywordtype">int</span> c;
<a name="l00317"></a>00317
<a name="l00318"></a>00318 <a class="code" href="dtncat_8c.html#b9e1449fd00c98428516f0b41eddcb10">progname</a> = argv[0];
<a name="l00319"></a>00319
<a name="l00320"></a>00320 <span class="keywordflow">while</span> ( (c=getopt(argc, (<span class="keywordtype">char</span> **) argv, <span class="stringliteral">"he:d:s:r:w:"</span>)) !=EOF ) {
<a name="l00321"></a>00321 <span class="keywordflow">switch</span> (c) {
<a name="l00322"></a>00322 <span class="keywordflow">case</span> <span class="charliteral">'e'</span>:
<a name="l00323"></a>00323 <a class="code" href="dtncat_8c.html#d6057e40387509de502bdc91007d3238">expiration</a> = atoi(optarg);
<a name="l00324"></a>00324 <span class="keywordflow">break</span>;
<a name="l00325"></a>00325 <span class="keywordflow">case</span> <span class="charliteral">'r'</span>:
<a name="l00326"></a>00326 strcpy(<a class="code" href="dtnping_8c.html#1e9a5877f9d311f896ab8ba5fc95532c">replyto_eid_str</a>, optarg);
<a name="l00327"></a>00327 printf(<span class="stringliteral">"Setting replyto_eid_str to: %s\n"</span>, <a class="code" href="dtnping_8c.html#1e9a5877f9d311f896ab8ba5fc95532c">replyto_eid_str</a>);
<a name="l00328"></a>00328 <span class="keywordflow">break</span>;
<a name="l00329"></a>00329 <span class="keywordflow">case</span> <span class="charliteral">'d'</span>:
<a name="l00330"></a>00330 strcpy(<a class="code" href="dtnping_8c.html#e72d481891d4934c8776b5eea04907d3">dest_eid_str</a>, optarg);
<a name="l00331"></a>00331 <span class="keywordflow">break</span>;
<a name="l00332"></a>00332 <span class="keywordflow">case</span> <span class="charliteral">'s'</span>:
<a name="l00333"></a>00333 strcpy(<a class="code" href="dtnping_8c.html#418fa3d53d395e28ed37f9e304759dd0">source_eid_str</a>, optarg);
<a name="l00334"></a>00334 <span class="keywordflow">break</span>;
<a name="l00335"></a>00335 <span class="keywordflow">case</span> <span class="charliteral">'h'</span>:
<a name="l00336"></a>00336 <a class="code" href="dtncpd_8c.html#2ef30c42cbc289d899a8be5d2d8f77d0">usage</a>();
<a name="l00337"></a>00337 <span class="keywordflow">break</span>;
<a name="l00338"></a>00338 <span class="keywordflow">case</span> <span class="charliteral">'w'</span>:
<a name="l00339"></a>00339 <a class="code" href="dtnreporter_8c.html#382355580ada4027bb3d418c025c5a0d">wait_after_done</a> = atoi(optarg);
<a name="l00340"></a>00340 <span class="keywordflow">break</span>;
<a name="l00341"></a>00341 <span class="keywordflow">default</span>:
<a name="l00342"></a>00342 <span class="keywordflow">break</span>;
<a name="l00343"></a>00343 }
<a name="l00344"></a>00344 }
<a name="l00345"></a>00345
<a name="l00346"></a>00346 <span class="keywordflow">if</span> ((optind < argc) && (strlen(<a class="code" href="dtnping_8c.html#e72d481891d4934c8776b5eea04907d3">dest_eid_str</a>) == 0)) {
<a name="l00347"></a>00347 strcpy(<a class="code" href="dtnping_8c.html#e72d481891d4934c8776b5eea04907d3">dest_eid_str</a>, argv[optind++]);
<a name="l00348"></a>00348 }
<a name="l00349"></a>00349
<a name="l00350"></a>00350 <span class="keywordflow">if</span> (optind < argc) {
<a name="l00351"></a>00351 fprintf(stderr, <span class="stringliteral">"unsupported argument '%s'\n"</span>, argv[optind]);
<a name="l00352"></a>00352 exit(1);
<a name="l00353"></a>00353 }
<a name="l00354"></a>00354
<a name="l00355"></a>00355 <span class="keywordflow">if</span> (<a class="code" href="dtnping_8c.html#e72d481891d4934c8776b5eea04907d3">dest_eid_str</a>[0] == <span class="charliteral">'\0'</span>) {
<a name="l00356"></a>00356 fprintf(stderr, <span class="stringliteral">"must supply a destination eid (or 'localhost')\n"</span>);
<a name="l00357"></a>00357 exit(1);
<a name="l00358"></a>00358 }
<a name="l00359"></a>00359 }
<a name="l00360"></a>00360
</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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