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<h1>tlv.h</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> * Handle TLV encoded data</span>
<a name="l00003"></a>00003 <span class="comment"> *</span>
<a name="l00004"></a>00004 <span class="comment"> * Copyright (C) 2003, Olaf Kirch <okir@suse.de></span>
<a name="l00005"></a>00005 <span class="comment"> */</span>
<a name="l00006"></a>00006
<a name="l00007"></a>00007 <span class="preprocessor">#ifndef OPENCT_TLV_H</span>
<a name="l00008"></a>00008 <span class="preprocessor"></span><span class="preprocessor">#define OPENCT_TLV_H</span>
<a name="l00009"></a>00009 <span class="preprocessor"></span>
<a name="l00010"></a>00010 <span class="preprocessor">#ifdef __cplusplus</span>
<a name="l00011"></a>00011 <span class="preprocessor"></span><span class="keyword">extern</span> <span class="stringliteral">"C"</span> {
<a name="l00012"></a>00012 <span class="preprocessor">#endif</span>
<a name="l00013"></a>00013 <span class="preprocessor"></span>
<a name="l00014"></a>00014 <span class="preprocessor">#include <openct/protocol.h></span>
<a name="l00015"></a>00015 <span class="preprocessor">#include <openct/buffer.h></span>
<a name="l00016"></a>00016
<a name="l00017"></a>00017 <span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> ifd_tag_t;
<a name="l00018"></a>00018
<a name="l00019"></a><a class="code" href="structct__tlv__parser.html">00019</a> <span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="structct__tlv__parser.html">ct_tlv_parser</a> {
<a name="l00020"></a>00020 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> use_large_tags;
<a name="l00021"></a>00021 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> * val[256];
<a name="l00022"></a>00022 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> len[256];
<a name="l00023"></a>00023 } <a class="code" href="structct__tlv__parser.html">ct_tlv_parser_t</a>;
<a name="l00024"></a>00024
<a name="l00025"></a><a class="code" href="structct__tlv__builder.html">00025</a> <span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="structct__tlv__builder.html">ct_tlv_builder</a> {
<a name="l00026"></a>00026 <span class="keywordtype">int</span> error;
<a name="l00027"></a>00027 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> use_large_tags;
<a name="l00028"></a>00028 <a class="code" href="structct__buf.html">ct_buf_t</a> * buf;
<a name="l00029"></a>00029 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> len;
<a name="l00030"></a>00030 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> * lenp;
<a name="l00031"></a>00031 } <a class="code" href="structct__tlv__builder.html">ct_tlv_builder_t</a>;
<a name="l00032"></a>00032
<a name="l00033"></a>00033 <span class="keyword">extern</span> <span class="keywordtype">int</span> ct_tlv_parse(<a class="code" href="structct__tlv__parser.html">ct_tlv_parser_t</a> *, <a class="code" href="structct__buf.html">ct_buf_t</a> *);
<a name="l00034"></a>00034 <span class="comment">/* ct_tlv_get return 0 == not there, 1 == there */</span>
<a name="l00035"></a>00035 <span class="keyword">extern</span> <span class="keywordtype">int</span> ct_tlv_get_int(<a class="code" href="structct__tlv__parser.html">ct_tlv_parser_t</a> *,
<a name="l00036"></a>00036 ifd_tag_t, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *);
<a name="l00037"></a>00037 <span class="keyword">extern</span> <span class="keywordtype">int</span> ct_tlv_get_string(<a class="code" href="structct__tlv__parser.html">ct_tlv_parser_t</a> *,
<a name="l00038"></a>00038 ifd_tag_t, <span class="keywordtype">char</span> *, <span class="keywordtype">size_t</span>);
<a name="l00039"></a>00039 <span class="keyword">extern</span> <span class="keywordtype">int</span> ct_tlv_get_opaque(<a class="code" href="structct__tlv__parser.html">ct_tlv_parser_t</a> *,
<a name="l00040"></a>00040 ifd_tag_t, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> **, <span class="keywordtype">size_t</span> *);
<a name="l00041"></a>00041 <span class="comment">/* or number of bytes */</span>
<a name="l00042"></a>00042 <span class="keyword">extern</span> <span class="keywordtype">int</span> ct_tlv_get_bytes(<a class="code" href="structct__tlv__parser.html">ct_tlv_parser_t</a> *,
<a name="l00043"></a>00043 ifd_tag_t, <span class="keywordtype">void</span> *, <span class="keywordtype">size_t</span>);
<a name="l00044"></a>00044
<a name="l00045"></a>00045 <span class="keyword">extern</span> <span class="keywordtype">void</span> ct_tlv_builder_init(<a class="code" href="structct__tlv__builder.html">ct_tlv_builder_t</a> *, <a class="code" href="structct__buf.html">ct_buf_t</a> *, <span class="keywordtype">int</span>);
<a name="l00046"></a>00046 <span class="keyword">extern</span> <span class="keywordtype">void</span> ct_tlv_put_int(<a class="code" href="structct__tlv__builder.html">ct_tlv_builder_t</a> *,
<a name="l00047"></a>00047 ifd_tag_t, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>);
<a name="l00048"></a>00048 <span class="keyword">extern</span> <span class="keywordtype">void</span> ct_tlv_put_string(<a class="code" href="structct__tlv__builder.html">ct_tlv_builder_t</a> *,
<a name="l00049"></a>00049 ifd_tag_t, <span class="keyword">const</span> <span class="keywordtype">char</span> *);
<a name="l00050"></a>00050 <span class="keyword">extern</span> <span class="keywordtype">void</span> ct_tlv_put_opaque(<a class="code" href="structct__tlv__builder.html">ct_tlv_builder_t</a> *, ifd_tag_t,
<a name="l00051"></a>00051 <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *, <span class="keywordtype">size_t</span>);
<a name="l00052"></a>00052 <span class="keyword">extern</span> <span class="keywordtype">void</span> ct_tlv_put_tag(<a class="code" href="structct__tlv__builder.html">ct_tlv_builder_t</a> *, ifd_tag_t);
<a name="l00053"></a>00053 <span class="keyword">extern</span> <span class="keywordtype">void</span> ct_tlv_add_byte(<a class="code" href="structct__tlv__builder.html">ct_tlv_builder_t</a> *, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>);
<a name="l00054"></a>00054 <span class="keyword">extern</span> <span class="keywordtype">void</span> ct_tlv_add_bytes(<a class="code" href="structct__tlv__builder.html">ct_tlv_builder_t</a> *,
<a name="l00055"></a>00055 <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *, <span class="keywordtype">size_t</span>);
<a name="l00056"></a>00056
<a name="l00057"></a>00057 <span class="preprocessor">#ifdef __cplusplus</span>
<a name="l00058"></a>00058 <span class="preprocessor"></span>}
<a name="l00059"></a>00059 <span class="preprocessor">#endif</span>
<a name="l00060"></a>00060 <span class="preprocessor"></span>
<a name="l00061"></a>00061 <span class="preprocessor">#endif </span><span class="comment">/* OPENCT_TLV_H */</span>
</pre></div></div>
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<table width="100%"><tr><td>libp11, Copyright (C) 2005 Olaf Kirch <okir@lst.de></td><td align="right"><a href="http://www.opensc-project.org"><img src="opensc-logo.gif" alt="OpenSC-Project.org Logo" border="0"/></a></td></tr></table>
