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<div class="title">atrhandler.h File Reference</div> </div>
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<p>This keeps track of smartcard protocols, timing issues and Answer to Reset ATR handling.
<a href="#details">More...</a></p>
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<area shape="rect" id="node3" href="atrhandler_8c.html" title="This keeps track of smartcard protocols, timing issues and ATR (Answer-to-Reset) handling." alt="" coords="5,83,96,112"/><area shape="rect" id="node5" href="ifdwrapper_8c.html" title="This wraps the dynamic ifdhandler functions." alt="" coords="120,83,213,112"/><area shape="rect" id="node7" href="prothandler_8c.html" title="This handles protocol defaults, PTS, etc." alt="" coords="237,83,333,112"/><area shape="rect" id="node9" href="winscard_8c.html" title="This handles smartcard reader communications." alt="" coords="357,83,443,112"/></map>
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<p><a href="atrhandler_8h_source.html">Go to the source code of this file.</a></p>
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Data Structures</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structSMARTCARD__EXTENSION.html">SMARTCARD_EXTENSION</a></td></tr>
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<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a3b849cb99927644ea1674181b92f7e6d"></a><!-- doxytag: member="atrhandler.h::SCARD_CONVENTION_DIRECT" ref="a3b849cb99927644ea1674181b92f7e6d" args="" -->
#define </td><td class="memItemRight" valign="bottom"><b>SCARD_CONVENTION_DIRECT</b>   0x0001</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a1d22fe2db64bb43168145dab56db970b"></a><!-- doxytag: member="atrhandler.h::SCARD_CONVENTION_INVERSE" ref="a1d22fe2db64bb43168145dab56db970b" args="" -->
#define </td><td class="memItemRight" valign="bottom"><b>SCARD_CONVENTION_INVERSE</b>   0x0002</td></tr>
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Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">short </td><td class="memItemRight" valign="bottom"><a class="el" href="atrhandler_8h.html#a76bf3383cc11cc95499325c987d6f193">ATRDecodeAtr</a> (<a class="el" href="structSMARTCARD__EXTENSION.html">SMARTCARD_EXTENSION</a> *psExtension, PUCHAR pucAtr, DWORD dwLength)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Uncomment the following for ATR debugging or use . <a href="#a76bf3383cc11cc95499325c987d6f193"></a><br/></td></tr>
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<hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
<div class="textblock"><p>This keeps track of smartcard protocols, timing issues and Answer to Reset ATR handling. </p>
<p>Definition in file <a class="el" href="atrhandler_8h_source.html">atrhandler.h</a>.</p>
</div><hr/><h2>Function Documentation</h2>
<a class="anchor" id="a76bf3383cc11cc95499325c987d6f193"></a><!-- doxytag: member="atrhandler.h::ATRDecodeAtr" ref="a76bf3383cc11cc95499325c987d6f193" args="(SMARTCARD_EXTENSION *psExtension, PUCHAR pucAtr, DWORD dwLength)" -->
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<td class="memname">short ATRDecodeAtr </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structSMARTCARD__EXTENSION.html">SMARTCARD_EXTENSION</a> * </td>
<td class="paramname"><em>psExtension</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">PUCHAR </td>
<td class="paramname"><em>pucAtr</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">DWORD </td>
<td class="paramname"><em>dwLength</em> </td>
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<td>)</td>
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<p>Uncomment the following for ATR debugging or use . </p>
<p>/configure --enable-debugatr parse an ATR</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramdir">[out]</td><td class="paramname">psExtension</td><td></td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">pucAtr</td><td>ATR </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">dwLength</td><td>ATR length </td></tr>
</table>
</dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd></dd></dl>
<p><dl><dt><b>Return values:</b></dt><dd>
<table class="retval">
<tr><td class="paramname">0</td><td>Atr must have TS and T0</td></tr>
<tr><td class="paramname">0</td><td>Unable to decode TS byte</td></tr>
<tr><td class="paramname">0</td><td>Unable to decode LNS</td></tr>
<tr><td class="paramname">0</td><td>Unable do decode T protocol</td></tr>
<tr><td class="paramname">0</td><td>Maximum attribute size</td></tr>
<tr><td class="paramname">0</td><td>Maximum attribute size</td></tr>
<tr><td class="paramname">1</td><td>Success </td></tr>
</table>
</dd>
</dl>
</p>
<p>Definition at line <a class="el" href="atrhandler_8c_source.html#l00044">44</a> of file <a class="el" href="atrhandler_8c_source.html">atrhandler.c</a>.</p>
<p>References <a class="el" href="pcsclite_8h_source.html#l00038">MAX_ATR_SIZE</a>, <a class="el" href="pcsclite_8h_source.html#l00152">SCARD_PROTOCOL_T0</a>, <a class="el" href="pcsclite_8h_source.html#l00153">SCARD_PROTOCOL_T1</a>, <a class="el" href="pcsclite_8h_source.html#l00155">SCARD_PROTOCOL_T15</a>, and <a class="el" href="pcsclite_8h_source.html#l00150">SCARD_PROTOCOL_UNDEFINED</a>.</p>
<p>Referenced by <a class="el" href="prothandler_8c_source.html#l00054">PHGetAvailableProtocols()</a>, and <a class="el" href="prothandler_8c_source.html#l00034">PHGetDefaultProtocol()</a>.</p>
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