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<h1>prothandler.c File Reference</h1>
<p>This handles protocol defaults, PTS, etc.
<a href="#_details">More...</a></p>
<code>#include "config.h"</code><br/>
<code>#include <string.h></code><br/>
<code>#include "misc.h"</code><br/>
<code>#include "<a class="el" href="pcscd_8h_source.html">pcscd.h</a>"</code><br/>
<code>#include "<a class="el" href="ifdhandler_8h_source.html">ifdhandler.h</a>"</code><br/>
<code>#include "<a class="el" href="debuglog_8h_source.html">debuglog.h</a>"</code><br/>
<code>#include "<a class="el" href="readerfactory_8h_source.html">readerfactory.h</a>"</code><br/>
<code>#include "<a class="el" href="prothandler_8h_source.html">prothandler.h</a>"</code><br/>
<code>#include "<a class="el" href="atrhandler_8h_source.html">atrhandler.h</a>"</code><br/>
<code>#include "<a class="el" href="ifdwrapper_8h_source.html">ifdwrapper.h</a>"</code><br/>
<code>#include "<a class="el" href="eventhandler_8h_source.html">eventhandler.h</a>"</code><br/>
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Include dependency graph for prothandler.c:</div>
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<p><a href="prothandler_8c_source.html">Go to the source code of this file.</a></p>
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<tr><td colspan="2"><h2>Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">UCHAR </td><td class="memItemRight" valign="bottom"><a class="el" href="prothandler_8c.html#a30e7c843c2a5a626a1df5abe4a116e99">PHGetDefaultProtocol</a> (PUCHAR pucAtr, DWORD dwLength)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get the default protocol used immediately after reset. <a href="#a30e7c843c2a5a626a1df5abe4a116e99"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">UCHAR </td><td class="memItemRight" valign="bottom"><a class="el" href="prothandler_8c.html#a028195440f572393f25e2daf6d4df05b">PHGetAvailableProtocols</a> (PUCHAR pucAtr, DWORD dwLength)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get the protocols supported by the card. <a href="#a028195440f572393f25e2daf6d4df05b"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">DWORD </td><td class="memItemRight" valign="bottom"><a class="el" href="prothandler_8c.html#a4522f0d45b2ab13cf3d264a605eec02d">PHSetProtocol</a> (struct <a class="el" href="structReaderContext.html">ReaderContext</a> *rContext, DWORD dwPreferred, UCHAR ucAvailable, UCHAR ucDefault)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Determine which protocol to use. <a href="#a4522f0d45b2ab13cf3d264a605eec02d"></a><br/></td></tr>
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<hr/><a name="_details"></a><h2>Detailed Description</h2>
<p>This handles protocol defaults, PTS, etc. </p>
<p>Definition in file <a class="el" href="prothandler_8c_source.html">prothandler.c</a>.</p>
<hr/><h2>Function Documentation</h2>
<a class="anchor" id="a028195440f572393f25e2daf6d4df05b"></a><!-- doxytag: member="prothandler.c::PHGetAvailableProtocols" ref="a028195440f572393f25e2daf6d4df05b" args="(PUCHAR pucAtr, DWORD dwLength)" -->
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<td class="memname">UCHAR PHGetAvailableProtocols </td>
<td>(</td>
<td class="paramtype">PUCHAR </td>
<td class="paramname"> <em>pucAtr</em>, </td>
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<td class="paramtype">DWORD </td>
<td class="paramname"> <em>dwLength</em></td><td> </td>
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<p>Get the protocols supported by the card. </p>
<p>These protocols are returned from the function as bit masks. </p>
<p>Definition at line <a class="el" href="prothandler_8c_source.html#l00055">55</a> of file <a class="el" href="prothandler_8c_source.html">prothandler.c</a>.</p>
<p>References <a class="el" href="atrhandler_8c_source.html#l00043">ATRDecodeAtr()</a>.</p>
<p>Referenced by <a class="el" href="winscard_8c_source.html#l00271">SCardConnect()</a>, and <a class="el" href="winscard_8c_source.html#l00527">SCardReconnect()</a>.</p>
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<a class="anchor" id="a30e7c843c2a5a626a1df5abe4a116e99"></a><!-- doxytag: member="prothandler.c::PHGetDefaultProtocol" ref="a30e7c843c2a5a626a1df5abe4a116e99" args="(PUCHAR pucAtr, DWORD dwLength)" -->
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<td class="memname">UCHAR PHGetDefaultProtocol </td>
<td>(</td>
<td class="paramtype">PUCHAR </td>
<td class="paramname"> <em>pucAtr</em>, </td>
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<td></td>
<td class="paramtype">DWORD </td>
<td class="paramname"> <em>dwLength</em></td><td> </td>
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<p>Get the default protocol used immediately after reset. </p>
<p>This protocol is returned from the function. </p>
<p>Definition at line <a class="el" href="prothandler_8c_source.html#l00035">35</a> of file <a class="el" href="prothandler_8c_source.html">prothandler.c</a>.</p>
<p>References <a class="el" href="atrhandler_8c_source.html#l00043">ATRDecodeAtr()</a>.</p>
<p>Referenced by <a class="el" href="winscard_8c_source.html#l00271">SCardConnect()</a>, and <a class="el" href="winscard_8c_source.html#l00527">SCardReconnect()</a>.</p>
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<a class="anchor" id="a4522f0d45b2ab13cf3d264a605eec02d"></a><!-- doxytag: member="prothandler.c::PHSetProtocol" ref="a4522f0d45b2ab13cf3d264a605eec02d" args="(struct ReaderContext *rContext, DWORD dwPreferred, UCHAR ucAvailable, UCHAR ucDefault)" -->
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<td class="memname">DWORD PHSetProtocol </td>
<td>(</td>
<td class="paramtype">struct <a class="el" href="structReaderContext.html">ReaderContext</a> * </td>
<td class="paramname"> <em>rContext</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">DWORD </td>
<td class="paramname"> <em>dwPreferred</em>, </td>
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<td></td>
<td class="paramtype">UCHAR </td>
<td class="paramname"> <em>ucAvailable</em>, </td>
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<td class="paramtype">UCHAR </td>
<td class="paramname"> <em>ucDefault</em></td><td> </td>
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<td>)</td>
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<p>Determine which protocol to use. </p>
<p>SCardConnect has a DWORD dwPreferredProtocols that is a bitmask of what protocols to use. Basically, if T=N where N is not zero will be used first if it is available in ucAvailable. Otherwise it will always default to T=0.</p>
<p><a class="el" href="ifdwrapper_8c.html#a1f2d9c683aa5360f8576ef2c09ed4f21" title="Set the protocol type selection (PTS).">IFDSetPTS()</a> is _always_ called so that the driver can initialise its data </p>
<p>Definition at line <a class="el" href="prothandler_8c_source.html#l00080">80</a> of file <a class="el" href="prothandler_8c_source.html">prothandler.c</a>.</p>
<p>References <a class="el" href="ifdwrapper_8c_source.html#l00036">IFDSetPTS()</a>, <a class="el" href="pcsclite_8h_source.html#l00141">SCARD_PROTOCOL_T0</a>, and <a class="el" href="pcsclite_8h_source.html#l00142">SCARD_PROTOCOL_T1</a>.</p>
<p>Referenced by <a class="el" href="winscard_8c_source.html#l00271">SCardConnect()</a>, and <a class="el" href="winscard_8c_source.html#l00527">SCardReconnect()</a>.</p>
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