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<div class="title">host2wire.c</div> </div>
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<a href="host2wire_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"> * host2wire.c</span>
<a name="l00003"></a>00003 <span class="comment"> *</span>
<a name="l00004"></a>00004 <span class="comment"> * conversion routines from the host to the wire format.</span>
<a name="l00005"></a>00005 <span class="comment"> * This will usually just a re-ordering of the</span>
<a name="l00006"></a>00006 <span class="comment"> * data (as we store it in network format)</span>
<a name="l00007"></a>00007 <span class="comment"> *</span>
<a name="l00008"></a>00008 <span class="comment"> * a Net::DNS like library for C</span>
<a name="l00009"></a>00009 <span class="comment"> *</span>
<a name="l00010"></a>00010 <span class="comment"> * (c) NLnet Labs, 2004-2006</span>
<a name="l00011"></a>00011 <span class="comment"> *</span>
<a name="l00012"></a>00012 <span class="comment"> * See the file LICENSE for the license</span>
<a name="l00013"></a>00013 <span class="comment"> */</span>
<a name="l00014"></a>00014
<a name="l00015"></a>00015 <span class="preprocessor">#include <<a class="code" href="ldns_2config_8h.html">ldns/config.h</a>></span>
<a name="l00016"></a>00016
<a name="l00017"></a>00017 <span class="preprocessor">#include <<a class="code" href="ldns_8h.html" title="Including this file will include all ldns files, and define some lookup tables.">ldns/ldns.h</a>></span>
<a name="l00018"></a>00018
<a name="l00019"></a>00019 <span class="comment">/* TODO Jelte</span>
<a name="l00020"></a>00020 <span class="comment"> add a pointer to a 'possiblecompression' structure</span>
<a name="l00021"></a>00021 <span class="comment"> to all the needed functions?</span>
<a name="l00022"></a>00022 <span class="comment"> something like an array of name, pointer values?</span>
<a name="l00023"></a>00023 <span class="comment"> every dname part could be added to it</span>
<a name="l00024"></a>00024 <span class="comment">*/</span>
<a name="l00025"></a>00025
<a name="l00026"></a>00026 <a class="code" href="error_8h.html#aaa6d98f86f535cf87b83b89e91f488f9">ldns_status</a>
<a name="l00027"></a><a class="code" href="host2wire_8h.html#aa84f3dd72e98883b193e332ce7bbf9ab">00027</a> <a class="code" href="host2wire_8c.html#aa84f3dd72e98883b193e332ce7bbf9ab" title="Copies the dname data to the buffer in wire format.">ldns_dname2buffer_wire</a>(<a class="code" href="structldns__struct__buffer.html" title="implementation of buffers to ease operations">ldns_buffer</a> *buffer, <span class="keyword">const</span> <a class="code" href="structldns__struct__rdf.html" title="Resource record data field.">ldns_rdf</a> *name)
<a name="l00028"></a>00028 {
<a name="l00029"></a>00029 <span class="keywordflow">if</span> (<a class="code" href="buffer_8c.html#a8ba0bcb3201dae8d3e563ed201decc7c" title="ensures BUFFER can contain at least AMOUNT more bytes.">ldns_buffer_reserve</a>(buffer, <a class="code" href="rdata_8c.html#acccb19af8b71b0c8d341d17946b46e8b" title="returns the size of the rdf.">ldns_rdf_size</a>(name))) {
<a name="l00030"></a>00030 ldns_buffer_write(buffer, <a class="code" href="rdata_8c.html#adc126e8f5417a3c1049242f93fde3602" title="returns the data of the rdf.">ldns_rdf_data</a>(name), <a class="code" href="rdata_8c.html#acccb19af8b71b0c8d341d17946b46e8b" title="returns the size of the rdf.">ldns_rdf_size</a>(name));
<a name="l00031"></a>00031 }
<a name="l00032"></a>00032 <span class="keywordflow">return</span> ldns_buffer_status(buffer);
<a name="l00033"></a>00033 }
<a name="l00034"></a>00034
<a name="l00035"></a>00035 <a class="code" href="error_8h.html#aaa6d98f86f535cf87b83b89e91f488f9">ldns_status</a>
<a name="l00036"></a><a class="code" href="host2wire_8h.html#a8b4eae0e0e47d5657601c2ceeebc9659">00036</a> <a class="code" href="host2wire_8c.html#a0147a3a16d5a149a6aee49cc967a9897" title="Copies the rdata data to the buffer in wire format.">ldns_rdf2buffer_wire</a>(<a class="code" href="structldns__struct__buffer.html" title="implementation of buffers to ease operations">ldns_buffer</a> *buffer, <span class="keyword">const</span> <a class="code" href="structldns__struct__rdf.html" title="Resource record data field.">ldns_rdf</a> *rdf)
<a name="l00037"></a>00037 {
<a name="l00038"></a>00038 <span class="keywordflow">if</span> (<a class="code" href="buffer_8c.html#a8ba0bcb3201dae8d3e563ed201decc7c" title="ensures BUFFER can contain at least AMOUNT more bytes.">ldns_buffer_reserve</a>(buffer, <a class="code" href="rdata_8c.html#acccb19af8b71b0c8d341d17946b46e8b" title="returns the size of the rdf.">ldns_rdf_size</a>(rdf))) {
<a name="l00039"></a>00039 ldns_buffer_write(buffer, <a class="code" href="rdata_8c.html#adc126e8f5417a3c1049242f93fde3602" title="returns the data of the rdf.">ldns_rdf_data</a>(rdf), <a class="code" href="rdata_8c.html#acccb19af8b71b0c8d341d17946b46e8b" title="returns the size of the rdf.">ldns_rdf_size</a>(rdf));
<a name="l00040"></a>00040 }
<a name="l00041"></a>00041 <span class="keywordflow">return</span> ldns_buffer_status(buffer);
<a name="l00042"></a>00042 }
<a name="l00043"></a>00043
<a name="l00044"></a>00044 <a class="code" href="error_8h.html#aaa6d98f86f535cf87b83b89e91f488f9">ldns_status</a>
<a name="l00045"></a><a class="code" href="host2wire_8h.html#a3567d4ea2655e28c47589e3b49f0e40e">00045</a> <a class="code" href="host2wire_8c.html#a4aa34f5ab334033bffbebad8daaa6684" title="Copies the rdata data to the buffer in wire format If the rdata is a dname, the letters will be lower...">ldns_rdf2buffer_wire_canonical</a>(<a class="code" href="structldns__struct__buffer.html" title="implementation of buffers to ease operations">ldns_buffer</a> *buffer, <span class="keyword">const</span> <a class="code" href="structldns__struct__rdf.html" title="Resource record data field.">ldns_rdf</a> *rdf)
<a name="l00046"></a>00046 {
<a name="l00047"></a>00047 <span class="keywordtype">size_t</span> i;
<a name="l00048"></a>00048 uint8_t *rdf_data;
<a name="l00049"></a>00049
<a name="l00050"></a>00050 <span class="keywordflow">if</span> (<a class="code" href="rdata_8c.html#a240f7f36c145f6189df4f14ca5bc3a82" title="returns the type of the rdf.">ldns_rdf_get_type</a>(rdf) == <a class="code" href="rdata_8h.html#aaa92376014f0abbf0110ca6efd587bb9a72cb73467bcbfbb41168e2a2b4a8283a" title="domain name">LDNS_RDF_TYPE_DNAME</a>) {
<a name="l00051"></a>00051 <span class="keywordflow">if</span> (<a class="code" href="buffer_8c.html#a8ba0bcb3201dae8d3e563ed201decc7c" title="ensures BUFFER can contain at least AMOUNT more bytes.">ldns_buffer_reserve</a>(buffer, <a class="code" href="rdata_8c.html#acccb19af8b71b0c8d341d17946b46e8b" title="returns the size of the rdf.">ldns_rdf_size</a>(rdf))) {
<a name="l00052"></a>00052 rdf_data = <a class="code" href="rdata_8c.html#adc126e8f5417a3c1049242f93fde3602" title="returns the data of the rdf.">ldns_rdf_data</a>(rdf);
<a name="l00053"></a>00053 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="rdata_8c.html#acccb19af8b71b0c8d341d17946b46e8b" title="returns the size of the rdf.">ldns_rdf_size</a>(rdf); i++) {
<a name="l00054"></a>00054 ldns_buffer_write_u8(buffer,
<a name="l00055"></a>00055 (uint8_t) <a class="code" href="dname_8h.html#ae9ea4a6bb05de529f2c60d452f76f48f">LDNS_DNAME_NORMALIZE</a>((<span class="keywordtype">int</span>)rdf_data[i]));
<a name="l00056"></a>00056 }
<a name="l00057"></a>00057 }
<a name="l00058"></a>00058 } <span class="keywordflow">else</span> {
<a name="l00059"></a>00059 <span class="comment">/* direct copy for all other types */</span>
<a name="l00060"></a>00060 <span class="keywordflow">if</span> (<a class="code" href="buffer_8c.html#a8ba0bcb3201dae8d3e563ed201decc7c" title="ensures BUFFER can contain at least AMOUNT more bytes.">ldns_buffer_reserve</a>(buffer, <a class="code" href="rdata_8c.html#acccb19af8b71b0c8d341d17946b46e8b" title="returns the size of the rdf.">ldns_rdf_size</a>(rdf))) {
<a name="l00061"></a>00061 ldns_buffer_write(buffer,
<a name="l00062"></a>00062 <a class="code" href="rdata_8c.html#adc126e8f5417a3c1049242f93fde3602" title="returns the data of the rdf.">ldns_rdf_data</a>(rdf),
<a name="l00063"></a>00063 <a class="code" href="rdata_8c.html#acccb19af8b71b0c8d341d17946b46e8b" title="returns the size of the rdf.">ldns_rdf_size</a>(rdf));
<a name="l00064"></a>00064 }
<a name="l00065"></a>00065 }
<a name="l00066"></a>00066 <span class="keywordflow">return</span> ldns_buffer_status(buffer);
<a name="l00067"></a>00067 }
<a name="l00068"></a>00068
<a name="l00069"></a>00069 <span class="comment">/* convert a rr list to wireformat */</span>
<a name="l00070"></a>00070 <a class="code" href="error_8h.html#aaa6d98f86f535cf87b83b89e91f488f9">ldns_status</a>
<a name="l00071"></a><a class="code" href="host2wire_8h.html#ac188c8c9412516a0de1ea67e59f675ac">00071</a> <a class="code" href="host2wire_8c.html#a2b65b6f4ecb3364639d46ce3a8276153" title="Copies the rr_list data to the buffer in wire format.">ldns_rr_list2buffer_wire</a>(<a class="code" href="structldns__struct__buffer.html" title="implementation of buffers to ease operations">ldns_buffer</a> *buffer,<span class="keyword">const</span> <a class="code" href="structldns__struct__rr__list.html" title="List or Set of Resource Records.">ldns_rr_list</a> *rr_list)
<a name="l00072"></a>00072 {
<a name="l00073"></a>00073 uint16_t rr_count;
<a name="l00074"></a>00074 uint16_t i;
<a name="l00075"></a>00075
<a name="l00076"></a>00076 rr_count = <a class="code" href="rr_8c.html#a7ac3192fe79ba66e47579bb2b267ce05" title="returns the number of rr's in an rr_list.">ldns_rr_list_rr_count</a>(rr_list);
<a name="l00077"></a>00077 <span class="keywordflow">for</span>(i = 0; i < rr_count; i++) {
<a name="l00078"></a>00078 (void)<a class="code" href="host2wire_8c.html#ac590684e9355bca1742de1e351654048" title="Copies the rr data to the buffer in wire format.">ldns_rr2buffer_wire</a>(buffer, <a class="code" href="rr_8c.html#a07b1ccea9f2694b8b88904c543e16783" title="returns a specific rr of an rrlist.">ldns_rr_list_rr</a>(rr_list, i),
<a name="l00079"></a>00079 <a class="code" href="packet_8h.html#adad42096a5200b78a988227bd8c59b71a1e420579b471c9ba1e68080a2d2631ae" title="bogus section, if not interested">LDNS_SECTION_ANY</a>);
<a name="l00080"></a>00080 }
<a name="l00081"></a>00081 <span class="keywordflow">return</span> ldns_buffer_status(buffer);
<a name="l00082"></a>00082 }
<a name="l00083"></a>00083
<a name="l00084"></a>00084 <a class="code" href="error_8h.html#aaa6d98f86f535cf87b83b89e91f488f9">ldns_status</a>
<a name="l00085"></a><a class="code" href="host2wire_8h.html#aadcaa906616c4888c982976954b62439">00085</a> <a class="code" href="host2wire_8c.html#a184a3e6ef580e65fdbe7ec5d2d0fb4da" title="Copies the rr data to the buffer in wire format, in canonical format according to RFC3597 (every dnam...">ldns_rr2buffer_wire_canonical</a>(<a class="code" href="structldns__struct__buffer.html" title="implementation of buffers to ease operations">ldns_buffer</a> *buffer,
<a name="l00086"></a>00086 <span class="keyword">const</span> <a class="code" href="structldns__struct__rr.html" title="Resource Record.">ldns_rr</a> *rr,
<a name="l00087"></a>00087 <span class="keywordtype">int</span> section)
<a name="l00088"></a>00088 {
<a name="l00089"></a>00089 uint16_t i;
<a name="l00090"></a>00090 uint16_t rdl_pos = 0;
<a name="l00091"></a>00091 <span class="keywordtype">bool</span> pre_rfc3597 = <span class="keyword">false</span>;
<a name="l00092"></a>00092 <span class="keywordflow">switch</span> (<a class="code" href="rr_8c.html#a849c616b8e8d87b8c047a8b41be21228" title="returns the type of the rr.">ldns_rr_get_type</a>(rr)) {
<a name="l00093"></a>00093 <span class="keywordflow">case</span> <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daaa3b41f5c015a14a145a7f21ae29a8795" title="an authoritative name server">LDNS_RR_TYPE_NS</a>:
<a name="l00094"></a>00094 <span class="keywordflow">case</span> <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daa9cc15eb73ea43f8e20e80e503341d703" title="a mail destination (Obsolete - use MX)">LDNS_RR_TYPE_MD</a>:
<a name="l00095"></a>00095 <span class="keywordflow">case</span> <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daa003842dc0a7f60cdd3be79a9670dba2b" title="a mail forwarder (Obsolete - use MX)">LDNS_RR_TYPE_MF</a>:
<a name="l00096"></a>00096 <span class="keywordflow">case</span> <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daa793f23a3e5a2c2578dac6efbe7161f18" title="the canonical name for an alias">LDNS_RR_TYPE_CNAME</a>:
<a name="l00097"></a>00097 <span class="keywordflow">case</span> <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daa367b06e16e9a68d994130aedec1c3bdb" title="marks the start of a zone of authority">LDNS_RR_TYPE_SOA</a>:
<a name="l00098"></a>00098 <span class="keywordflow">case</span> <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daac680fc5e1b7c0947347f8aa86426e948" title="a mailbox domain name (EXPERIMENTAL)">LDNS_RR_TYPE_MB</a>:
<a name="l00099"></a>00099 <span class="keywordflow">case</span> <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daaf8411619ff30195f083c112b3401c51a" title="a mail group member (EXPERIMENTAL)">LDNS_RR_TYPE_MG</a>:
<a name="l00100"></a>00100 <span class="keywordflow">case</span> <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daaa9ada18721958752d6a3464dbcc422f1" title="a mail rename domain name (EXPERIMENTAL)">LDNS_RR_TYPE_MR</a>:
<a name="l00101"></a>00101 <span class="keywordflow">case</span> <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daa97b2ceb0faa5119a6ea500c33194a28d" title="a domain name pointer">LDNS_RR_TYPE_PTR</a>:
<a name="l00102"></a>00102 <span class="keywordflow">case</span> <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daaca3cdcfdce825ae2f8ebb4ef42a2796e" title="host information">LDNS_RR_TYPE_HINFO</a>:
<a name="l00103"></a>00103 <span class="keywordflow">case</span> <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daa29aa29e09033567f3186c5cdce90af94" title="mailbox or mail list information">LDNS_RR_TYPE_MINFO</a>:
<a name="l00104"></a>00104 <span class="keywordflow">case</span> <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daaf13c7ee3899f0484210333da33db2a6c" title="mail exchange">LDNS_RR_TYPE_MX</a>:
<a name="l00105"></a>00105 <span class="keywordflow">case</span> <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daa0572b53ba562ad1f3e412df60ae35772" title="RFC1183.">LDNS_RR_TYPE_RP</a>:
<a name="l00106"></a>00106 <span class="keywordflow">case</span> <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daacd028ef5632d5a6fa365b769c9ee5da5" title="RFC1183.">LDNS_RR_TYPE_AFSDB</a>:
<a name="l00107"></a>00107 <span class="keywordflow">case</span> <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daa53b81313357fc685919d4f8c88a32a00" title="RFC1183.">LDNS_RR_TYPE_RT</a>:
<a name="l00108"></a>00108 <span class="keywordflow">case</span> <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daa771fde2667ac052a9bd9ed39ac142553" title="2535typecode">LDNS_RR_TYPE_SIG</a>:
<a name="l00109"></a>00109 <span class="keywordflow">case</span> <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daa51d20513fb12966850312629342975f5" title="RFC2163.">LDNS_RR_TYPE_PX</a>:
<a name="l00110"></a>00110 <span class="keywordflow">case</span> <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daa74a3e0ae2ec64c24af485511f7e43fc4" title="2535typecode">LDNS_RR_TYPE_NXT</a>:
<a name="l00111"></a>00111 <span class="keywordflow">case</span> <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daae11d3b01ce31aac947a865c518bd2ecd" title="RFC2915.">LDNS_RR_TYPE_NAPTR</a>:
<a name="l00112"></a>00112 <span class="keywordflow">case</span> <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daa067fdec24f48184c31d8e15b176046e4" title="RFC2230.">LDNS_RR_TYPE_KX</a>:
<a name="l00113"></a>00113 <span class="keywordflow">case</span> <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daae5b517936c8e232a16a783bd1b63c2b5" title="SRV record RFC2782.">LDNS_RR_TYPE_SRV</a>:
<a name="l00114"></a>00114 <span class="keywordflow">case</span> <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daa57f8e369be5617d221b91f3007769981" title="RFC2672.">LDNS_RR_TYPE_DNAME</a>:
<a name="l00115"></a>00115 <span class="keywordflow">case</span> <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daa9ee9010f7a289aa14fdacb35c5d2c792" title="RFC2874.">LDNS_RR_TYPE_A6</a>:
<a name="l00116"></a>00116 pre_rfc3597 = <span class="keyword">true</span>;
<a name="l00117"></a>00117 <span class="keywordflow">break</span>;
<a name="l00118"></a>00118 <span class="keywordflow">default</span>:
<a name="l00119"></a>00119 <span class="keywordflow">break</span>;
<a name="l00120"></a>00120 }
<a name="l00121"></a>00121
<a name="l00122"></a>00122 <span class="keywordflow">if</span> (<a class="code" href="rr_8c.html#a1d254bd0deb5d18e34d84ebc10496c5d" title="returns the owner name of an rr structure.">ldns_rr_owner</a>(rr)) {
<a name="l00123"></a>00123 (void) <a class="code" href="host2wire_8c.html#a4aa34f5ab334033bffbebad8daaa6684" title="Copies the rdata data to the buffer in wire format If the rdata is a dname, the letters will be lower...">ldns_rdf2buffer_wire_canonical</a>(buffer, <a class="code" href="rr_8c.html#a1d254bd0deb5d18e34d84ebc10496c5d" title="returns the owner name of an rr structure.">ldns_rr_owner</a>(rr));
<a name="l00124"></a>00124 }
<a name="l00125"></a>00125
<a name="l00126"></a>00126 <span class="keywordflow">if</span> (<a class="code" href="buffer_8c.html#a8ba0bcb3201dae8d3e563ed201decc7c" title="ensures BUFFER can contain at least AMOUNT more bytes.">ldns_buffer_reserve</a>(buffer, 4)) {
<a name="l00127"></a>00127 (void) ldns_buffer_write_u16(buffer, <a class="code" href="rr_8c.html#a849c616b8e8d87b8c047a8b41be21228" title="returns the type of the rr.">ldns_rr_get_type</a>(rr));
<a name="l00128"></a>00128 (void) ldns_buffer_write_u16(buffer, <a class="code" href="rr_8c.html#a9674642920718eda5c65483e03587fff" title="returns the class of the rr.">ldns_rr_get_class</a>(rr));
<a name="l00129"></a>00129 }
<a name="l00130"></a>00130
<a name="l00131"></a>00131 <span class="keywordflow">if</span> (section != <a class="code" href="packet_8h.html#adad42096a5200b78a988227bd8c59b71a7f20925b013173d60eccb9d0cf18997e">LDNS_SECTION_QUESTION</a>) {
<a name="l00132"></a>00132 <span class="keywordflow">if</span> (<a class="code" href="buffer_8c.html#a8ba0bcb3201dae8d3e563ed201decc7c" title="ensures BUFFER can contain at least AMOUNT more bytes.">ldns_buffer_reserve</a>(buffer, 6)) {
<a name="l00133"></a>00133 ldns_buffer_write_u32(buffer, <a class="code" href="rr_8c.html#a144e619c75e8cef52fa5a1de7d74c695" title="returns the ttl of an rr structure.">ldns_rr_ttl</a>(rr));
<a name="l00134"></a>00134 <span class="comment">/* remember pos for later */</span>
<a name="l00135"></a>00135 rdl_pos = ldns_buffer_position(buffer);
<a name="l00136"></a>00136 ldns_buffer_write_u16(buffer, 0);
<a name="l00137"></a>00137 }
<a name="l00138"></a>00138
<a name="l00139"></a>00139 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="rr_8c.html#a6e9df34d3869e840e9aa9b9d325d96b1" title="returns the rd_count of an rr structure.">ldns_rr_rd_count</a>(rr); i++) {
<a name="l00140"></a>00140 <span class="keywordflow">if</span> (pre_rfc3597) {
<a name="l00141"></a>00141 (void) <a class="code" href="host2wire_8c.html#a4aa34f5ab334033bffbebad8daaa6684" title="Copies the rdata data to the buffer in wire format If the rdata is a dname, the letters will be lower...">ldns_rdf2buffer_wire_canonical</a>(
<a name="l00142"></a>00142 buffer, <a class="code" href="rr_8c.html#aed836e7b90f7c11993d92a4569d7e29b" title="returns the rdata field member counter.">ldns_rr_rdf</a>(rr, i));
<a name="l00143"></a>00143 } <span class="keywordflow">else</span> {
<a name="l00144"></a>00144 (void) <a class="code" href="host2wire_8c.html#a0147a3a16d5a149a6aee49cc967a9897" title="Copies the rdata data to the buffer in wire format.">ldns_rdf2buffer_wire</a>(
<a name="l00145"></a>00145 buffer, <a class="code" href="rr_8c.html#aed836e7b90f7c11993d92a4569d7e29b" title="returns the rdata field member counter.">ldns_rr_rdf</a>(rr, i));
<a name="l00146"></a>00146 }
<a name="l00147"></a>00147 }
<a name="l00148"></a>00148
<a name="l00149"></a>00149 <span class="keywordflow">if</span> (rdl_pos != 0) {
<a name="l00150"></a>00150 ldns_buffer_write_u16_at(buffer, rdl_pos,
<a name="l00151"></a>00151 ldns_buffer_position(buffer)
<a name="l00152"></a>00152 - rdl_pos - 2);
<a name="l00153"></a>00153 }
<a name="l00154"></a>00154 }
<a name="l00155"></a>00155 <span class="keywordflow">return</span> ldns_buffer_status(buffer);
<a name="l00156"></a>00156 }
<a name="l00157"></a>00157
<a name="l00158"></a>00158 <a class="code" href="error_8h.html#aaa6d98f86f535cf87b83b89e91f488f9">ldns_status</a>
<a name="l00159"></a><a class="code" href="host2wire_8h.html#a0d1d310bdcc8e37ce8e55657a7a4af29">00159</a> <a class="code" href="host2wire_8c.html#ac590684e9355bca1742de1e351654048" title="Copies the rr data to the buffer in wire format.">ldns_rr2buffer_wire</a>(<a class="code" href="structldns__struct__buffer.html" title="implementation of buffers to ease operations">ldns_buffer</a> *buffer, <span class="keyword">const</span> <a class="code" href="structldns__struct__rr.html" title="Resource Record.">ldns_rr</a> *rr, <span class="keywordtype">int</span> section)
<a name="l00160"></a>00160 {
<a name="l00161"></a>00161 uint16_t i;
<a name="l00162"></a>00162 uint16_t rdl_pos = 0;
<a name="l00163"></a>00163
<a name="l00164"></a>00164 <span class="keywordflow">if</span> (<a class="code" href="rr_8c.html#a1d254bd0deb5d18e34d84ebc10496c5d" title="returns the owner name of an rr structure.">ldns_rr_owner</a>(rr)) {
<a name="l00165"></a>00165 (void) <a class="code" href="host2wire_8c.html#aa84f3dd72e98883b193e332ce7bbf9ab" title="Copies the dname data to the buffer in wire format.">ldns_dname2buffer_wire</a>(buffer, <a class="code" href="rr_8c.html#a1d254bd0deb5d18e34d84ebc10496c5d" title="returns the owner name of an rr structure.">ldns_rr_owner</a>(rr));
<a name="l00166"></a>00166 }
<a name="l00167"></a>00167
<a name="l00168"></a>00168 <span class="keywordflow">if</span> (<a class="code" href="buffer_8c.html#a8ba0bcb3201dae8d3e563ed201decc7c" title="ensures BUFFER can contain at least AMOUNT more bytes.">ldns_buffer_reserve</a>(buffer, 4)) {
<a name="l00169"></a>00169 (void) ldns_buffer_write_u16(buffer, <a class="code" href="rr_8c.html#a849c616b8e8d87b8c047a8b41be21228" title="returns the type of the rr.">ldns_rr_get_type</a>(rr));
<a name="l00170"></a>00170 (void) ldns_buffer_write_u16(buffer, <a class="code" href="rr_8c.html#a9674642920718eda5c65483e03587fff" title="returns the class of the rr.">ldns_rr_get_class</a>(rr));
<a name="l00171"></a>00171 }
<a name="l00172"></a>00172
<a name="l00173"></a>00173 <span class="keywordflow">if</span> (section != <a class="code" href="packet_8h.html#adad42096a5200b78a988227bd8c59b71a7f20925b013173d60eccb9d0cf18997e">LDNS_SECTION_QUESTION</a>) {
<a name="l00174"></a>00174 <span class="keywordflow">if</span> (<a class="code" href="buffer_8c.html#a8ba0bcb3201dae8d3e563ed201decc7c" title="ensures BUFFER can contain at least AMOUNT more bytes.">ldns_buffer_reserve</a>(buffer, 6)) {
<a name="l00175"></a>00175 ldns_buffer_write_u32(buffer, <a class="code" href="rr_8c.html#a144e619c75e8cef52fa5a1de7d74c695" title="returns the ttl of an rr structure.">ldns_rr_ttl</a>(rr));
<a name="l00176"></a>00176 <span class="comment">/* remember pos for later */</span>
<a name="l00177"></a>00177 rdl_pos = ldns_buffer_position(buffer);
<a name="l00178"></a>00178 ldns_buffer_write_u16(buffer, 0);
<a name="l00179"></a>00179 }
<a name="l00180"></a>00180
<a name="l00181"></a>00181 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="rr_8c.html#a6e9df34d3869e840e9aa9b9d325d96b1" title="returns the rd_count of an rr structure.">ldns_rr_rd_count</a>(rr); i++) {
<a name="l00182"></a>00182 (void) <a class="code" href="host2wire_8c.html#a0147a3a16d5a149a6aee49cc967a9897" title="Copies the rdata data to the buffer in wire format.">ldns_rdf2buffer_wire</a>(
<a name="l00183"></a>00183 buffer, <a class="code" href="rr_8c.html#aed836e7b90f7c11993d92a4569d7e29b" title="returns the rdata field member counter.">ldns_rr_rdf</a>(rr, i));
<a name="l00184"></a>00184 }
<a name="l00185"></a>00185
<a name="l00186"></a>00186 <span class="keywordflow">if</span> (rdl_pos != 0) {
<a name="l00187"></a>00187 ldns_buffer_write_u16_at(buffer, rdl_pos,
<a name="l00188"></a>00188 ldns_buffer_position(buffer)
<a name="l00189"></a>00189 - rdl_pos - 2);
<a name="l00190"></a>00190 }
<a name="l00191"></a>00191 }
<a name="l00192"></a>00192 <span class="keywordflow">return</span> ldns_buffer_status(buffer);
<a name="l00193"></a>00193 }
<a name="l00194"></a>00194
<a name="l00195"></a>00195 <a class="code" href="error_8h.html#aaa6d98f86f535cf87b83b89e91f488f9">ldns_status</a>
<a name="l00196"></a><a class="code" href="host2wire_8h.html#a57553bca83cb9682601ede43af9c111a">00196</a> <a class="code" href="host2wire_8c.html#a2c9c3a23cf907d632f9f85aa72f2bbf0" title="Converts a rrsig to wireformat BUT EXCLUDE the rrsig rdata This is needed in DNSSEC verification...">ldns_rrsig2buffer_wire</a>(<a class="code" href="structldns__struct__buffer.html" title="implementation of buffers to ease operations">ldns_buffer</a> *buffer, <span class="keyword">const</span> <a class="code" href="structldns__struct__rr.html" title="Resource Record.">ldns_rr</a> *rr)
<a name="l00197"></a>00197 {
<a name="l00198"></a>00198 uint16_t i;
<a name="l00199"></a>00199
<a name="l00200"></a>00200 <span class="comment">/* it must be a sig RR */</span>
<a name="l00201"></a>00201 <span class="keywordflow">if</span> (<a class="code" href="rr_8c.html#a849c616b8e8d87b8c047a8b41be21228" title="returns the type of the rr.">ldns_rr_get_type</a>(rr) != <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daa0dae8d9f8f4684e63ac7665a2a489b4d" title="draft-ietf-dnsext-dnssec-25">LDNS_RR_TYPE_RRSIG</a>) {
<a name="l00202"></a>00202 <span class="keywordflow">return</span> <a class="code" href="error_8h.html#a11f34802bb1624af46054952e3b853afa804a996d5f13cda0806bf1d54114d2ca">LDNS_STATUS_ERR</a>;
<a name="l00203"></a>00203 }
<a name="l00204"></a>00204
<a name="l00205"></a>00205 <span class="comment">/* Convert all the rdfs, except the actual signature data</span>
<a name="l00206"></a>00206 <span class="comment"> * rdf number 8 - the last, hence: -1 */</span>
<a name="l00207"></a>00207 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="rr_8c.html#a6e9df34d3869e840e9aa9b9d325d96b1" title="returns the rd_count of an rr structure.">ldns_rr_rd_count</a>(rr) - 1; i++) {
<a name="l00208"></a>00208 (void) <a class="code" href="host2wire_8c.html#a0147a3a16d5a149a6aee49cc967a9897" title="Copies the rdata data to the buffer in wire format.">ldns_rdf2buffer_wire</a>(buffer, <a class="code" href="rr_8c.html#aed836e7b90f7c11993d92a4569d7e29b" title="returns the rdata field member counter.">ldns_rr_rdf</a>(rr, i));
<a name="l00209"></a>00209 }
<a name="l00210"></a>00210
<a name="l00211"></a>00211 <span class="keywordflow">return</span> ldns_buffer_status(buffer);
<a name="l00212"></a>00212 }
<a name="l00213"></a>00213
<a name="l00214"></a>00214 <a class="code" href="error_8h.html#aaa6d98f86f535cf87b83b89e91f488f9">ldns_status</a>
<a name="l00215"></a><a class="code" href="host2wire_8h.html#a9d68c3572cc580deffdcdc61008dee95">00215</a> <a class="code" href="host2wire_8c.html#abf2bee8d29d4a8e29e4f64ea79b7c645" title="Converts an rr's rdata to wireformat, while excluding the ownername and all the stuff before the rdat...">ldns_rr_rdata2buffer_wire</a>(<a class="code" href="structldns__struct__buffer.html" title="implementation of buffers to ease operations">ldns_buffer</a> *buffer, <span class="keyword">const</span> <a class="code" href="structldns__struct__rr.html" title="Resource Record.">ldns_rr</a> *rr)
<a name="l00216"></a>00216 {
<a name="l00217"></a>00217 uint16_t i;
<a name="l00218"></a>00218 <span class="comment">/* convert all the rdf's */</span>
<a name="l00219"></a>00219 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="rr_8c.html#a6e9df34d3869e840e9aa9b9d325d96b1" title="returns the rd_count of an rr structure.">ldns_rr_rd_count</a>(rr); i++) {
<a name="l00220"></a>00220 (void) <a class="code" href="host2wire_8c.html#a0147a3a16d5a149a6aee49cc967a9897" title="Copies the rdata data to the buffer in wire format.">ldns_rdf2buffer_wire</a>(buffer, <a class="code" href="rr_8c.html#aed836e7b90f7c11993d92a4569d7e29b" title="returns the rdata field member counter.">ldns_rr_rdf</a>(rr, i));
<a name="l00221"></a>00221 }
<a name="l00222"></a>00222
<a name="l00223"></a>00223 <span class="keywordflow">return</span> ldns_buffer_status(buffer);
<a name="l00224"></a>00224 }
<a name="l00225"></a>00225
<a name="l00226"></a>00226 <span class="comment">/*</span>
<a name="l00227"></a>00227 <span class="comment"> * Copies the packet header data to the buffer in wire format</span>
<a name="l00228"></a>00228 <span class="comment"> */</span>
<a name="l00229"></a>00229 <span class="keyword">static</span> <a class="code" href="error_8h.html#aaa6d98f86f535cf87b83b89e91f488f9">ldns_status</a>
<a name="l00230"></a>00230 ldns_hdr2buffer_wire(<a class="code" href="structldns__struct__buffer.html" title="implementation of buffers to ease operations">ldns_buffer</a> *buffer, <span class="keyword">const</span> <a class="code" href="structldns__struct__pkt.html" title="DNS packet.">ldns_pkt</a> *packet)
<a name="l00231"></a>00231 {
<a name="l00232"></a>00232 uint8_t flags;
<a name="l00233"></a>00233 uint16_t arcount;
<a name="l00234"></a>00234
<a name="l00235"></a>00235 <span class="keywordflow">if</span> (<a class="code" href="buffer_8c.html#a8ba0bcb3201dae8d3e563ed201decc7c" title="ensures BUFFER can contain at least AMOUNT more bytes.">ldns_buffer_reserve</a>(buffer, 12)) {
<a name="l00236"></a>00236 ldns_buffer_write_u16(buffer, <a class="code" href="packet_8c.html#a439764a9c9642e71cc1e65394ff4ab12" title="Read the packet id.">ldns_pkt_id</a>(packet));
<a name="l00237"></a>00237
<a name="l00238"></a>00238 flags = <a class="code" href="packet_8c.html#a5a6bec737775ffadf911dfacd99ebcb1" title="Read the packet's qr bit.">ldns_pkt_qr</a>(packet) << 7
<a name="l00239"></a>00239 | <a class="code" href="packet_8c.html#a2714c10ca2228ef57070b63e6b60b8c5" title="Read the packet's code.">ldns_pkt_get_opcode</a>(packet) << 3
<a name="l00240"></a>00240 | <a class="code" href="packet_8c.html#aee3ba5406c1eb662d24236d6a7cdd07b" title="Read the packet's aa bit.">ldns_pkt_aa</a>(packet) << 2
<a name="l00241"></a>00241 | <a class="code" href="packet_8c.html#af68cefc5ba30989f5ab3bde0f0ffd6d5" title="Read the packet's tc bit.">ldns_pkt_tc</a>(packet) << 1 | <a class="code" href="packet_8c.html#aa43df2154a7b7e9c3f9019934c211474" title="Read the packet's rd bit.">ldns_pkt_rd</a>(packet);
<a name="l00242"></a>00242 ldns_buffer_write_u8(buffer, flags);
<a name="l00243"></a>00243
<a name="l00244"></a>00244 flags = <a class="code" href="packet_8c.html#abdfd0ce183dea2dddbe16add9dd91c10" title="Read the packet's ra bit.">ldns_pkt_ra</a>(packet) << 7
<a name="l00245"></a>00245 <span class="comment">/*| ldns_pkt_z(packet) << 6*/</span>
<a name="l00246"></a>00246 | <a class="code" href="packet_8c.html#a9d2640a12ef6e2a67686ffd19aac5421" title="Read the packet's ad bit.">ldns_pkt_ad</a>(packet) << 5
<a name="l00247"></a>00247 | <a class="code" href="packet_8c.html#a877d710d1aed4e2c4b24d07ff3cf536f" title="Read the packet's cd bit.">ldns_pkt_cd</a>(packet) << 4 | <a class="code" href="packet_8c.html#af4256a808233651ea1a5bdab74ce2d8e" title="Return the packet's respons code.">ldns_pkt_get_rcode</a>(packet);
<a name="l00248"></a>00248 ldns_buffer_write_u8(buffer, flags);
<a name="l00249"></a>00249
<a name="l00250"></a>00250 ldns_buffer_write_u16(buffer, <a class="code" href="packet_8c.html#acfd9095572aa59123edcdeb598976b69" title="Return the packet's qd count.">ldns_pkt_qdcount</a>(packet));
<a name="l00251"></a>00251 ldns_buffer_write_u16(buffer, <a class="code" href="packet_8c.html#a801e0c9c3766dde74347793984ecd417" title="Return the packet's an count.">ldns_pkt_ancount</a>(packet));
<a name="l00252"></a>00252 ldns_buffer_write_u16(buffer, <a class="code" href="packet_8c.html#ac551c3cfc6a48241e1d4cd4d1390df1c" title="Return the packet's ns count.">ldns_pkt_nscount</a>(packet));
<a name="l00253"></a>00253 <span class="comment">/* add EDNS0 and TSIG to additional if they are there */</span>
<a name="l00254"></a>00254 arcount = <a class="code" href="packet_8c.html#a45ad46caf5027284947fe58b77b2a93a" title="Return the packet's ar count.">ldns_pkt_arcount</a>(packet);
<a name="l00255"></a>00255 <span class="keywordflow">if</span> (<a class="code" href="packet_8c.html#ad7dead450927dc5d6db4dd4ef7c738e1" title="Return the packet's tsig pseudo rr's.">ldns_pkt_tsig</a>(packet)) {
<a name="l00256"></a>00256 arcount++;
<a name="l00257"></a>00257 }
<a name="l00258"></a>00258 <span class="keywordflow">if</span> (<a class="code" href="packet_8c.html#a7811437ba5ec3f1a06295af1bd0566c0" title="returns true if this packet needs and EDNS rr to be sent.">ldns_pkt_edns</a>(packet)) {
<a name="l00259"></a>00259 arcount++;
<a name="l00260"></a>00260 }
<a name="l00261"></a>00261 ldns_buffer_write_u16(buffer, arcount);
<a name="l00262"></a>00262 }
<a name="l00263"></a>00263
<a name="l00264"></a>00264 <span class="keywordflow">return</span> ldns_buffer_status(buffer);
<a name="l00265"></a>00265 }
<a name="l00266"></a>00266
<a name="l00267"></a>00267 <a class="code" href="error_8h.html#aaa6d98f86f535cf87b83b89e91f488f9">ldns_status</a>
<a name="l00268"></a><a class="code" href="host2wire_8h.html#a9866cf8090cac3ad261fe33175650ab4">00268</a> <a class="code" href="host2wire_8c.html#aa40d4e3f29ccf46535901c5d5010054b" title="Copies the packet data to the buffer in wire format.">ldns_pkt2buffer_wire</a>(<a class="code" href="structldns__struct__buffer.html" title="implementation of buffers to ease operations">ldns_buffer</a> *buffer, <span class="keyword">const</span> <a class="code" href="structldns__struct__pkt.html" title="DNS packet.">ldns_pkt</a> *packet)
<a name="l00269"></a>00269 {
<a name="l00270"></a>00270 <a class="code" href="structldns__struct__rr__list.html" title="List or Set of Resource Records.">ldns_rr_list</a> *rr_list;
<a name="l00271"></a>00271 uint16_t i;
<a name="l00272"></a>00272
<a name="l00273"></a>00273 <span class="comment">/* edns tmp vars */</span>
<a name="l00274"></a>00274 <a class="code" href="structldns__struct__rr.html" title="Resource Record.">ldns_rr</a> *edns_rr;
<a name="l00275"></a>00275 uint8_t edata[4];
<a name="l00276"></a>00276
<a name="l00277"></a>00277 (void) ldns_hdr2buffer_wire(buffer, packet);
<a name="l00278"></a>00278
<a name="l00279"></a>00279 rr_list = <a class="code" href="packet_8c.html#a3dbd67b300227c8a40daf3865aeb236e" title="Return the packet's question section.">ldns_pkt_question</a>(packet);
<a name="l00280"></a>00280 <span class="keywordflow">if</span> (rr_list) {
<a name="l00281"></a>00281 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="rr_8c.html#a7ac3192fe79ba66e47579bb2b267ce05" title="returns the number of rr's in an rr_list.">ldns_rr_list_rr_count</a>(rr_list); i++) {
<a name="l00282"></a>00282 (void) <a class="code" href="host2wire_8c.html#ac590684e9355bca1742de1e351654048" title="Copies the rr data to the buffer in wire format.">ldns_rr2buffer_wire</a>(buffer,
<a name="l00283"></a>00283 <a class="code" href="rr_8c.html#a07b1ccea9f2694b8b88904c543e16783" title="returns a specific rr of an rrlist.">ldns_rr_list_rr</a>(rr_list, i), <a class="code" href="packet_8h.html#adad42096a5200b78a988227bd8c59b71a7f20925b013173d60eccb9d0cf18997e">LDNS_SECTION_QUESTION</a>);
<a name="l00284"></a>00284 }
<a name="l00285"></a>00285 }
<a name="l00286"></a>00286 rr_list = <a class="code" href="packet_8c.html#abe3507def1f75f9a369334f75a4b4799" title="Return the packet's answer section.">ldns_pkt_answer</a>(packet);
<a name="l00287"></a>00287 <span class="keywordflow">if</span> (rr_list) {
<a name="l00288"></a>00288 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="rr_8c.html#a7ac3192fe79ba66e47579bb2b267ce05" title="returns the number of rr's in an rr_list.">ldns_rr_list_rr_count</a>(rr_list); i++) {
<a name="l00289"></a>00289 (void) <a class="code" href="host2wire_8c.html#ac590684e9355bca1742de1e351654048" title="Copies the rr data to the buffer in wire format.">ldns_rr2buffer_wire</a>(buffer,
<a name="l00290"></a>00290 <a class="code" href="rr_8c.html#a07b1ccea9f2694b8b88904c543e16783" title="returns a specific rr of an rrlist.">ldns_rr_list_rr</a>(rr_list, i), <a class="code" href="packet_8h.html#adad42096a5200b78a988227bd8c59b71a80effb31e9d19e57c89b79424a0b08ec">LDNS_SECTION_ANSWER</a>);
<a name="l00291"></a>00291 }
<a name="l00292"></a>00292 }
<a name="l00293"></a>00293 rr_list = <a class="code" href="packet_8c.html#a7edc2a338e1adfce9ef3ae137e6aa5d6" title="Return the packet's authority section.">ldns_pkt_authority</a>(packet);
<a name="l00294"></a>00294 <span class="keywordflow">if</span> (rr_list) {
<a name="l00295"></a>00295 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="rr_8c.html#a7ac3192fe79ba66e47579bb2b267ce05" title="returns the number of rr's in an rr_list.">ldns_rr_list_rr_count</a>(rr_list); i++) {
<a name="l00296"></a>00296 (void) <a class="code" href="host2wire_8c.html#ac590684e9355bca1742de1e351654048" title="Copies the rr data to the buffer in wire format.">ldns_rr2buffer_wire</a>(buffer,
<a name="l00297"></a>00297 <a class="code" href="rr_8c.html#a07b1ccea9f2694b8b88904c543e16783" title="returns a specific rr of an rrlist.">ldns_rr_list_rr</a>(rr_list, i), <a class="code" href="packet_8h.html#adad42096a5200b78a988227bd8c59b71ab4c0eddd3ed0bfc089a7eb0cded20558">LDNS_SECTION_AUTHORITY</a>);
<a name="l00298"></a>00298 }
<a name="l00299"></a>00299 }
<a name="l00300"></a>00300 rr_list = <a class="code" href="packet_8c.html#a9419e23858eddcd58bd61fcf39cffd61" title="Return the packet's additional section.">ldns_pkt_additional</a>(packet);
<a name="l00301"></a>00301 <span class="keywordflow">if</span> (rr_list) {
<a name="l00302"></a>00302 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="rr_8c.html#a7ac3192fe79ba66e47579bb2b267ce05" title="returns the number of rr's in an rr_list.">ldns_rr_list_rr_count</a>(rr_list); i++) {
<a name="l00303"></a>00303 (void) <a class="code" href="host2wire_8c.html#ac590684e9355bca1742de1e351654048" title="Copies the rr data to the buffer in wire format.">ldns_rr2buffer_wire</a>(buffer,
<a name="l00304"></a>00304 <a class="code" href="rr_8c.html#a07b1ccea9f2694b8b88904c543e16783" title="returns a specific rr of an rrlist.">ldns_rr_list_rr</a>(rr_list, i), <a class="code" href="packet_8h.html#adad42096a5200b78a988227bd8c59b71a9bf00ce2a238c55f94ceeaf64aecdfbb">LDNS_SECTION_ADDITIONAL</a>);
<a name="l00305"></a>00305 }
<a name="l00306"></a>00306 }
<a name="l00307"></a>00307
<a name="l00308"></a>00308 <span class="comment">/* add EDNS to additional if it is needed */</span>
<a name="l00309"></a>00309 <span class="keywordflow">if</span> (<a class="code" href="packet_8c.html#a7811437ba5ec3f1a06295af1bd0566c0" title="returns true if this packet needs and EDNS rr to be sent.">ldns_pkt_edns</a>(packet)) {
<a name="l00310"></a>00310 edns_rr = <a class="code" href="rr_8c.html#af0921b9dc51c173c6e7007c2fcedfce3" title="creates a new rr structure.">ldns_rr_new</a>();
<a name="l00311"></a>00311 <span class="keywordflow">if</span>(!edns_rr) <span class="keywordflow">return</span> <a class="code" href="error_8h.html#a11f34802bb1624af46054952e3b853afa81e80e66a14551db514726fa49290498">LDNS_STATUS_MEM_ERR</a>;
<a name="l00312"></a>00312 <a class="code" href="rr_8c.html#a2c7374383b168ce0d33b56f43a91c940" title="sets the owner in the rr structure.">ldns_rr_set_owner</a>(edns_rr,
<a name="l00313"></a>00313 <a class="code" href="rdata_8c.html#a6d9420f844225b552ffc3e84a37741ba" title="creates a new rdf from a string.">ldns_rdf_new_frm_str</a>(<a class="code" href="rdata_8h.html#aaa92376014f0abbf0110ca6efd587bb9a72cb73467bcbfbb41168e2a2b4a8283a" title="domain name">LDNS_RDF_TYPE_DNAME</a>, <span class="stringliteral">"."</span>));
<a name="l00314"></a>00314 <a class="code" href="rr_8c.html#a613e90c7efbdbb3da546fe1f244023c0" title="sets the type in the rr.">ldns_rr_set_type</a>(edns_rr, <a class="code" href="rr_8h.html#a640100112b0009efe3d61bbf799b33daa0cf8c9717f510a211a3e271891553e10" title="Pseudo OPT record...">LDNS_RR_TYPE_OPT</a>);
<a name="l00315"></a>00315 <a class="code" href="rr_8c.html#aac682e10305e017760e65a423e6e6374" title="sets the class in the rr.">ldns_rr_set_class</a>(edns_rr, <a class="code" href="packet_8c.html#afc049180b6ff8b892f9ea80a13bf4990" title="return the packet's edns udp size">ldns_pkt_edns_udp_size</a>(packet));
<a name="l00316"></a>00316 edata[0] = <a class="code" href="packet_8c.html#aa5c655708da9980489d4dc8c00be83c3" title="return the packet's edns extended rcode">ldns_pkt_edns_extended_rcode</a>(packet);
<a name="l00317"></a>00317 edata[1] = <a class="code" href="packet_8c.html#a082cf0e882efb5496189ce996b5aee05" title="return the packet's edns version">ldns_pkt_edns_version</a>(packet);
<a name="l00318"></a>00318 ldns_write_uint16(&edata[2], <a class="code" href="packet_8c.html#ae53a89970cd3a12eb6615f0f3a16c7b5" title="return the packet's edns z value">ldns_pkt_edns_z</a>(packet));
<a name="l00319"></a>00319 <a class="code" href="rr_8c.html#a84a12460eb7ffe5c5fd3d84e9efbe3cf" title="sets the ttl in the rr structure.">ldns_rr_set_ttl</a>(edns_rr, ldns_read_uint32(edata));
<a name="l00320"></a>00320 <span class="comment">/* don't forget to add the edns rdata (if any) */</span>
<a name="l00321"></a>00321 <span class="keywordflow">if</span> (packet-><a class="code" href="structldns__struct__pkt.html#a7b8d08bfebb7406e81e0dc11b23f747b" title="Arbitrary EDNS rdata.">_edns_data</a>)
<a name="l00322"></a>00322 <a class="code" href="rr_8c.html#ab5903437318cd6ad1e4b701587c9842c" title="sets rd_field member, it will be placed in the next available spot.">ldns_rr_push_rdf</a> (edns_rr, packet-><a class="code" href="structldns__struct__pkt.html#a7b8d08bfebb7406e81e0dc11b23f747b" title="Arbitrary EDNS rdata.">_edns_data</a>);
<a name="l00323"></a>00323 (void)<a class="code" href="host2wire_8c.html#ac590684e9355bca1742de1e351654048" title="Copies the rr data to the buffer in wire format.">ldns_rr2buffer_wire</a>(buffer, edns_rr, <a class="code" href="packet_8h.html#adad42096a5200b78a988227bd8c59b71a9bf00ce2a238c55f94ceeaf64aecdfbb">LDNS_SECTION_ADDITIONAL</a>);
<a name="l00324"></a>00324 <span class="comment">/* take the edns rdata back out of the rr before we free rr */</span>
<a name="l00325"></a>00325 <span class="keywordflow">if</span> (packet-><a class="code" href="structldns__struct__pkt.html#a7b8d08bfebb7406e81e0dc11b23f747b" title="Arbitrary EDNS rdata.">_edns_data</a>)
<a name="l00326"></a>00326 (void)<a class="code" href="rr_8c.html#af5527e96a29a0216a275436bc12131ab" title="removes a rd_field member, it will be popped from the last position.">ldns_rr_pop_rdf</a> (edns_rr);
<a name="l00327"></a>00327 <a class="code" href="rr_8c.html#a277ccb85853d3c527ff3bc963cdde505" title="frees an RR structure">ldns_rr_free</a>(edns_rr);
<a name="l00328"></a>00328 }
<a name="l00329"></a>00329
<a name="l00330"></a>00330 <span class="comment">/* add TSIG to additional if it is there */</span>
<a name="l00331"></a>00331 <span class="keywordflow">if</span> (<a class="code" href="packet_8c.html#ad7dead450927dc5d6db4dd4ef7c738e1" title="Return the packet's tsig pseudo rr's.">ldns_pkt_tsig</a>(packet)) {
<a name="l00332"></a>00332 (void) <a class="code" href="host2wire_8c.html#ac590684e9355bca1742de1e351654048" title="Copies the rr data to the buffer in wire format.">ldns_rr2buffer_wire</a>(buffer,
<a name="l00333"></a>00333 <a class="code" href="packet_8c.html#ad7dead450927dc5d6db4dd4ef7c738e1" title="Return the packet's tsig pseudo rr's.">ldns_pkt_tsig</a>(packet), <a class="code" href="packet_8h.html#adad42096a5200b78a988227bd8c59b71a9bf00ce2a238c55f94ceeaf64aecdfbb">LDNS_SECTION_ADDITIONAL</a>);
<a name="l00334"></a>00334 }
<a name="l00335"></a>00335
<a name="l00336"></a>00336 <span class="keywordflow">return</span> <a class="code" href="error_8h.html#a11f34802bb1624af46054952e3b853afac58492ee3fc8d23f33c79824ed08c465">LDNS_STATUS_OK</a>;
<a name="l00337"></a>00337 }
<a name="l00338"></a>00338
<a name="l00339"></a>00339 <a class="code" href="error_8h.html#aaa6d98f86f535cf87b83b89e91f488f9">ldns_status</a>
<a name="l00340"></a><a class="code" href="host2wire_8h.html#a341467e46bb095c77e5ae9a5414adcbe">00340</a> <a class="code" href="host2wire_8c.html#a772e160d3d0c4eefc02c59107e19f09a" title="Allocates an array of uint8_t at dest, and puts the wireformat of the given rdf in that array...">ldns_rdf2wire</a>(uint8_t **dest, <span class="keyword">const</span> <a class="code" href="structldns__struct__rdf.html" title="Resource record data field.">ldns_rdf</a> *rdf, <span class="keywordtype">size_t</span> *result_size)
<a name="l00341"></a>00341 {
<a name="l00342"></a>00342 <a class="code" href="structldns__struct__buffer.html" title="implementation of buffers to ease operations">ldns_buffer</a> *buffer = <a class="code" href="buffer_8c.html#ac6d413e9a76bf7e7c2022f13e36b9900" title="creates a new buffer with the specified capacity.">ldns_buffer_new</a>(<a class="code" href="packet_8h.html#a0335fad1ab5f49839cd6c5a71e3d721b">LDNS_MAX_PACKETLEN</a>);
<a name="l00343"></a>00343 uint8_t *result = NULL;
<a name="l00344"></a>00344 <a class="code" href="error_8h.html#aaa6d98f86f535cf87b83b89e91f488f9">ldns_status</a> status;
<a name="l00345"></a>00345 *result_size = 0;
<a name="l00346"></a>00346 *dest = NULL;
<a name="l00347"></a>00347 <span class="keywordflow">if</span>(!buffer) <span class="keywordflow">return</span> <a class="code" href="error_8h.html#a11f34802bb1624af46054952e3b853afa81e80e66a14551db514726fa49290498">LDNS_STATUS_MEM_ERR</a>;
<a name="l00348"></a>00348
<a name="l00349"></a>00349 status = <a class="code" href="host2wire_8c.html#a0147a3a16d5a149a6aee49cc967a9897" title="Copies the rdata data to the buffer in wire format.">ldns_rdf2buffer_wire</a>(buffer, rdf);
<a name="l00350"></a>00350 <span class="keywordflow">if</span> (status == <a class="code" href="error_8h.html#a11f34802bb1624af46054952e3b853afac58492ee3fc8d23f33c79824ed08c465">LDNS_STATUS_OK</a>) {
<a name="l00351"></a>00351 *result_size = ldns_buffer_position(buffer);
<a name="l00352"></a>00352 result = (uint8_t *) <a class="code" href="buffer_8c.html#aedc3ca34290f5faad3cca548bb7125ab" title="Makes the buffer fixed and returns a pointer to the data.">ldns_buffer_export</a>(buffer);
<a name="l00353"></a>00353 } <span class="keywordflow">else</span> {
<a name="l00354"></a>00354 <a class="code" href="buffer_8c.html#a1615da957ad5a24a8b5cc1ba2f2b7f44" title="frees the buffer.">ldns_buffer_free</a>(buffer);
<a name="l00355"></a>00355 <span class="keywordflow">return</span> status;
<a name="l00356"></a>00356 }
<a name="l00357"></a>00357
<a name="l00358"></a>00358 <span class="keywordflow">if</span> (result) {
<a name="l00359"></a>00359 *dest = <a class="code" href="util_8h.html#aaad6949daea3c6cefd01d19300f6e21a">LDNS_XMALLOC</a>(uint8_t, ldns_buffer_position(buffer));
<a name="l00360"></a>00360 <span class="keywordflow">if</span>(!*dest) {
<a name="l00361"></a>00361 <a class="code" href="buffer_8c.html#a1615da957ad5a24a8b5cc1ba2f2b7f44" title="frees the buffer.">ldns_buffer_free</a>(buffer);
<a name="l00362"></a>00362 <span class="keywordflow">return</span> <a class="code" href="error_8h.html#a11f34802bb1624af46054952e3b853afa81e80e66a14551db514726fa49290498">LDNS_STATUS_MEM_ERR</a>;
<a name="l00363"></a>00363 }
<a name="l00364"></a>00364 memcpy(*dest, result, ldns_buffer_position(buffer));
<a name="l00365"></a>00365 }
<a name="l00366"></a>00366
<a name="l00367"></a>00367 <a class="code" href="buffer_8c.html#a1615da957ad5a24a8b5cc1ba2f2b7f44" title="frees the buffer.">ldns_buffer_free</a>(buffer);
<a name="l00368"></a>00368 <span class="keywordflow">return</span> status;
<a name="l00369"></a>00369 }
<a name="l00370"></a>00370
<a name="l00371"></a>00371 <a class="code" href="error_8h.html#aaa6d98f86f535cf87b83b89e91f488f9">ldns_status</a>
<a name="l00372"></a><a class="code" href="host2wire_8h.html#a2a3f675a9c1fcc8ff6955a896d13a48e">00372</a> <a class="code" href="host2wire_8c.html#aae486b38af7f9bb7997c8291c44adba7" title="Allocates an array of uint8_t at dest, and puts the wireformat of the given rr in that array...">ldns_rr2wire</a>(uint8_t **dest, <span class="keyword">const</span> <a class="code" href="structldns__struct__rr.html" title="Resource Record.">ldns_rr</a> *rr, <span class="keywordtype">int</span> section, <span class="keywordtype">size_t</span> *result_size)
<a name="l00373"></a>00373 {
<a name="l00374"></a>00374 <a class="code" href="structldns__struct__buffer.html" title="implementation of buffers to ease operations">ldns_buffer</a> *buffer = <a class="code" href="buffer_8c.html#ac6d413e9a76bf7e7c2022f13e36b9900" title="creates a new buffer with the specified capacity.">ldns_buffer_new</a>(<a class="code" href="packet_8h.html#a0335fad1ab5f49839cd6c5a71e3d721b">LDNS_MAX_PACKETLEN</a>);
<a name="l00375"></a>00375 uint8_t *result = NULL;
<a name="l00376"></a>00376 <a class="code" href="error_8h.html#aaa6d98f86f535cf87b83b89e91f488f9">ldns_status</a> status;
<a name="l00377"></a>00377 *result_size = 0;
<a name="l00378"></a>00378 *dest = NULL;
<a name="l00379"></a>00379 <span class="keywordflow">if</span>(!buffer) <span class="keywordflow">return</span> <a class="code" href="error_8h.html#a11f34802bb1624af46054952e3b853afa81e80e66a14551db514726fa49290498">LDNS_STATUS_MEM_ERR</a>;
<a name="l00380"></a>00380
<a name="l00381"></a>00381 status = <a class="code" href="host2wire_8c.html#ac590684e9355bca1742de1e351654048" title="Copies the rr data to the buffer in wire format.">ldns_rr2buffer_wire</a>(buffer, rr, section);
<a name="l00382"></a>00382 <span class="keywordflow">if</span> (status == <a class="code" href="error_8h.html#a11f34802bb1624af46054952e3b853afac58492ee3fc8d23f33c79824ed08c465">LDNS_STATUS_OK</a>) {
<a name="l00383"></a>00383 *result_size = ldns_buffer_position(buffer);
<a name="l00384"></a>00384 result = (uint8_t *) <a class="code" href="buffer_8c.html#aedc3ca34290f5faad3cca548bb7125ab" title="Makes the buffer fixed and returns a pointer to the data.">ldns_buffer_export</a>(buffer);
<a name="l00385"></a>00385 } <span class="keywordflow">else</span> {
<a name="l00386"></a>00386 <a class="code" href="buffer_8c.html#a1615da957ad5a24a8b5cc1ba2f2b7f44" title="frees the buffer.">ldns_buffer_free</a>(buffer);
<a name="l00387"></a>00387 <span class="keywordflow">return</span> status;
<a name="l00388"></a>00388 }
<a name="l00389"></a>00389
<a name="l00390"></a>00390 <span class="keywordflow">if</span> (result) {
<a name="l00391"></a>00391 *dest = <a class="code" href="util_8h.html#aaad6949daea3c6cefd01d19300f6e21a">LDNS_XMALLOC</a>(uint8_t, ldns_buffer_position(buffer));
<a name="l00392"></a>00392 <span class="keywordflow">if</span>(!*dest) {
<a name="l00393"></a>00393 <a class="code" href="buffer_8c.html#a1615da957ad5a24a8b5cc1ba2f2b7f44" title="frees the buffer.">ldns_buffer_free</a>(buffer);
<a name="l00394"></a>00394 <span class="keywordflow">return</span> <a class="code" href="error_8h.html#a11f34802bb1624af46054952e3b853afa81e80e66a14551db514726fa49290498">LDNS_STATUS_MEM_ERR</a>;
<a name="l00395"></a>00395 }
<a name="l00396"></a>00396 memcpy(*dest, result, ldns_buffer_position(buffer));
<a name="l00397"></a>00397 }
<a name="l00398"></a>00398
<a name="l00399"></a>00399 <a class="code" href="buffer_8c.html#a1615da957ad5a24a8b5cc1ba2f2b7f44" title="frees the buffer.">ldns_buffer_free</a>(buffer);
<a name="l00400"></a>00400 <span class="keywordflow">return</span> status;
<a name="l00401"></a>00401 }
<a name="l00402"></a>00402
<a name="l00403"></a>00403 <a class="code" href="error_8h.html#aaa6d98f86f535cf87b83b89e91f488f9">ldns_status</a>
<a name="l00404"></a><a class="code" href="host2wire_8h.html#a1d98c8566d3236fe5c727d8e64639b4b">00404</a> <a class="code" href="host2wire_8c.html#a2e9c17a2c51bbe8c8a41527211e7157c" title="Allocates an array of uint8_t at dest, and puts the wireformat of the given packet in that array...">ldns_pkt2wire</a>(uint8_t **dest, <span class="keyword">const</span> <a class="code" href="structldns__struct__pkt.html" title="DNS packet.">ldns_pkt</a> *packet, <span class="keywordtype">size_t</span> *result_size)
<a name="l00405"></a>00405 {
<a name="l00406"></a>00406 <a class="code" href="structldns__struct__buffer.html" title="implementation of buffers to ease operations">ldns_buffer</a> *buffer = <a class="code" href="buffer_8c.html#ac6d413e9a76bf7e7c2022f13e36b9900" title="creates a new buffer with the specified capacity.">ldns_buffer_new</a>(<a class="code" href="packet_8h.html#a0335fad1ab5f49839cd6c5a71e3d721b">LDNS_MAX_PACKETLEN</a>);
<a name="l00407"></a>00407 uint8_t *result = NULL;
<a name="l00408"></a>00408 <a class="code" href="error_8h.html#aaa6d98f86f535cf87b83b89e91f488f9">ldns_status</a> status;
<a name="l00409"></a>00409 *result_size = 0;
<a name="l00410"></a>00410 *dest = NULL;
<a name="l00411"></a>00411 <span class="keywordflow">if</span>(!buffer) <span class="keywordflow">return</span> <a class="code" href="error_8h.html#a11f34802bb1624af46054952e3b853afa81e80e66a14551db514726fa49290498">LDNS_STATUS_MEM_ERR</a>;
<a name="l00412"></a>00412
<a name="l00413"></a>00413 status = <a class="code" href="host2wire_8c.html#aa40d4e3f29ccf46535901c5d5010054b" title="Copies the packet data to the buffer in wire format.">ldns_pkt2buffer_wire</a>(buffer, packet);
<a name="l00414"></a>00414 <span class="keywordflow">if</span> (status == <a class="code" href="error_8h.html#a11f34802bb1624af46054952e3b853afac58492ee3fc8d23f33c79824ed08c465">LDNS_STATUS_OK</a>) {
<a name="l00415"></a>00415 *result_size = ldns_buffer_position(buffer);
<a name="l00416"></a>00416 result = (uint8_t *) <a class="code" href="buffer_8c.html#aedc3ca34290f5faad3cca548bb7125ab" title="Makes the buffer fixed and returns a pointer to the data.">ldns_buffer_export</a>(buffer);
<a name="l00417"></a>00417 } <span class="keywordflow">else</span> {
<a name="l00418"></a>00418 <a class="code" href="buffer_8c.html#a1615da957ad5a24a8b5cc1ba2f2b7f44" title="frees the buffer.">ldns_buffer_free</a>(buffer);
<a name="l00419"></a>00419 <span class="keywordflow">return</span> status;
<a name="l00420"></a>00420 }
<a name="l00421"></a>00421
<a name="l00422"></a>00422 <span class="keywordflow">if</span> (result) {
<a name="l00423"></a>00423 *dest = <a class="code" href="util_8h.html#aaad6949daea3c6cefd01d19300f6e21a">LDNS_XMALLOC</a>(uint8_t, ldns_buffer_position(buffer));
<a name="l00424"></a>00424 <span class="keywordflow">if</span>(!*dest) {
<a name="l00425"></a>00425 <a class="code" href="buffer_8c.html#a1615da957ad5a24a8b5cc1ba2f2b7f44" title="frees the buffer.">ldns_buffer_free</a>(buffer);
<a name="l00426"></a>00426 <span class="keywordflow">return</span> <a class="code" href="error_8h.html#a11f34802bb1624af46054952e3b853afa81e80e66a14551db514726fa49290498">LDNS_STATUS_MEM_ERR</a>;
<a name="l00427"></a>00427 }
<a name="l00428"></a>00428 memcpy(*dest, result, ldns_buffer_position(buffer));
<a name="l00429"></a>00429 }
<a name="l00430"></a>00430
<a name="l00431"></a>00431 <a class="code" href="buffer_8c.html#a1615da957ad5a24a8b5cc1ba2f2b7f44" title="frees the buffer.">ldns_buffer_free</a>(buffer);
<a name="l00432"></a>00432 <span class="keywordflow">return</span> status;
<a name="l00433"></a>00433 }
</pre></div></div>
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