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 <span id="projectnumber">1.8.26</span>
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<p>This demarshalls functions over the message queue and keeps track of clients and their handles.
<a href="#details">More...</a></p>
<div class="textblock"><code>#include "config.h"</code><br />
<code>#include <time.h></code><br />
<code>#include <stdio.h></code><br />
<code>#include <string.h></code><br />
<code>#include <stddef.h></code><br />
<code>#include <stdlib.h></code><br />
<code>#include <unistd.h></code><br />
<code>#include <pthread.h></code><br />
<code>#include "<a class="el" href="pcscd_8h_source.html">pcscd.h</a>"</code><br />
<code>#include "<a class="el" href="winscard_8h_source.html">winscard.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="winscard__msg_8h_source.html">winscard_msg.h</a>"</code><br />
<code>#include "<a class="el" href="winscard__svc_8h_source.html">winscard_svc.h</a>"</code><br />
<code>#include "<a class="el" href="sys__generic_8h_source.html">sys_generic.h</a>"</code><br />
<code>#include "utils.h"</code><br />
<code>#include "<a class="el" href="readerfactory_8h_source.html">readerfactory.h</a>"</code><br />
<code>#include "<a class="el" href="eventhandler_8h_source.html">eventhandler.h</a>"</code><br />
<code>#include "simclist.h"</code><br />
<code>#include "auth.h"</code><br />
</div>
<p><a href="winscard__svc_8c_source.html">Go to the source code of this file.</a></p>
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Data Structures</h2></td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="struct__psContext.html">_psContext</a></td></tr>
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Macros</h2></td></tr>
<tr class="memitem:a893248cb55578669c0eaf75bda3ddf05"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><b>READ_BODY</b>(v)</td></tr>
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#define </td><td class="memItemRight" valign="bottom"><b>WRITE_BODY</b>(v)   WRITE_BODY_WITH_COMMAND(<a class="el" href="winscard__svc_8c.html#a7e0939c34e53323d54001986fe0ef3d8">CommandsText</a>[header.command], v)</td></tr>
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<tr class="memitem:a9882019e85b8ae848e250b8474b82201"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><b>WRITE_BODY_WITH_COMMAND</b>(command, v)</td></tr>
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typedef struct <a class="el" href="struct__psContext.html">_psContext</a> </td><td class="memItemRight" valign="bottom"><b>SCONTEXT</b></td></tr>
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Functions</h2></td></tr>
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static LONG </td><td class="memItemRight" valign="bottom"><b>MSGCheckHandleAssociation</b> (<a class="el" href="pcsclite_8h.html#af328aca3e11de737ecd771bcf1f75fb5">SCARDHANDLE</a>, <a class="el" href="struct__psContext.html">SCONTEXT</a> *)</td></tr>
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static LONG </td><td class="memItemRight" valign="bottom"><b>MSGAddContext</b> (<a class="el" href="pcsclite_8h.html#a22530ffaff18b5d3e32260a5f1ce4abd">SCARDCONTEXT</a>, <a class="el" href="struct__psContext.html">SCONTEXT</a> *)</td></tr>
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static LONG </td><td class="memItemRight" valign="bottom"><b>MSGRemoveContext</b> (<a class="el" href="pcsclite_8h.html#a22530ffaff18b5d3e32260a5f1ce4abd">SCARDCONTEXT</a>, <a class="el" href="struct__psContext.html">SCONTEXT</a> *)</td></tr>
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static LONG </td><td class="memItemRight" valign="bottom"><b>MSGAddHandle</b> (<a class="el" href="pcsclite_8h.html#a22530ffaff18b5d3e32260a5f1ce4abd">SCARDCONTEXT</a>, <a class="el" href="pcsclite_8h.html#af328aca3e11de737ecd771bcf1f75fb5">SCARDHANDLE</a>, <a class="el" href="struct__psContext.html">SCONTEXT</a> *)</td></tr>
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static LONG </td><td class="memItemRight" valign="bottom"><b>MSGRemoveHandle</b> (<a class="el" href="pcsclite_8h.html#af328aca3e11de737ecd771bcf1f75fb5">SCARDHANDLE</a>, <a class="el" href="struct__psContext.html">SCONTEXT</a> *)</td></tr>
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static void </td><td class="memItemRight" valign="bottom"><b>MSGCleanupClient</b> (<a class="el" href="struct__psContext.html">SCONTEXT</a> *)</td></tr>
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static void * </td><td class="memItemRight" valign="bottom"><b>ContextThread</b> (LPVOID pdwIndex)</td></tr>
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static int </td><td class="memItemRight" valign="bottom"><b>contextsListhContext_seeker</b> (const void *el, const void *key)</td></tr>
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LONG </td><td class="memItemRight" valign="bottom"><b>ContextsInitialize</b> (int customMaxThreadCounter, int customMaxThreadCardHandles)</td></tr>
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void </td><td class="memItemRight" valign="bottom"><b>ContextsDeinitialize</b> (void)</td></tr>
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<tr class="memitem:a6197ae4c69296f7c85c7122d5169033b"><td class="memItemLeft" align="right" valign="top">LONG </td><td class="memItemRight" valign="bottom"><a class="el" href="winscard__svc_8c.html#a6197ae4c69296f7c85c7122d5169033b">CreateContextThread</a> (uint32_t *pdwClientID)</td></tr>
<tr class="memdesc:a6197ae4c69296f7c85c7122d5169033b"><td class="mdescLeft"> </td><td class="mdescRight">Creates threads to handle messages received from Clients. <a href="#a6197ae4c69296f7c85c7122d5169033b">More...</a><br /></td></tr>
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LONG </td><td class="memItemRight" valign="bottom"><b>MSGSignalClient</b> (uint32_t filedes, LONG rv)</td></tr>
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LONG </td><td class="memItemRight" valign="bottom"><b>MSGSendReaderStates</b> (uint32_t filedes)</td></tr>
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Variables</h2></td></tr>
<tr class="memitem:ad41ba79cd2bc62973c95f29d1292b0a6"><td class="memItemLeft" align="right" valign="top">char </td><td class="memItemRight" valign="bottom"><a class="el" href="winscard__svc_8c.html#ad41ba79cd2bc62973c95f29d1292b0a6">AutoExit</a></td></tr>
<tr class="memdesc:ad41ba79cd2bc62973c95f29d1292b0a6"><td class="mdescLeft"> </td><td class="mdescRight">Represents an Application Context on the Server side. <a href="#ad41ba79cd2bc62973c95f29d1292b0a6">More...</a><br /></td></tr>
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static int </td><td class="memItemRight" valign="bottom"><b>contextMaxThreadCounter</b> = PCSC_MAX_CONTEXT_THREADS</td></tr>
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static int </td><td class="memItemRight" valign="bottom"><b>contextMaxCardHandles</b> = PCSC_MAX_CONTEXT_CARD_HANDLES</td></tr>
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static <a class="el" href="structlist__t.html">list_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="winscard__svc_8c.html#a88deac193f649cdf5bd8e1c2cc4d5e65">contextsList</a></td></tr>
<tr class="memdesc:a88deac193f649cdf5bd8e1c2cc4d5e65"><td class="mdescLeft"> </td><td class="mdescRight">Context tracking list. <br /></td></tr>
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pthread_mutex_t </td><td class="memItemRight" valign="bottom"><a class="el" href="winscard__svc_8c.html#aae4a28a9a80802019c27e36ff81e93da">contextsList_lock</a></td></tr>
<tr class="memdesc:aae4a28a9a80802019c27e36ff81e93da"><td class="mdescLeft"> </td><td class="mdescRight">lock for the above list <br /></td></tr>
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<a class="el" href="eventhandler_8h.html#a14acdf20e86897434649f849c17f9ea6">READER_STATE</a> </td><td class="memItemRight" valign="bottom"><b>readerStates</b> [<a class="el" href="pcsclite_8h.html#af750e6e22c809de2b523c17e4a092036">PCSCLITE_MAX_READERS_CONTEXTS</a>]</td></tr>
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<tr class="memitem:a7e0939c34e53323d54001986fe0ef3d8"><td class="memItemLeft" align="right" valign="top">static const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="winscard__svc_8c.html#a7e0939c34e53323d54001986fe0ef3d8">CommandsText</a> []</td></tr>
<tr class="memdesc:a7e0939c34e53323d54001986fe0ef3d8"><td class="mdescLeft"> </td><td class="mdescRight">Handles messages received from Clients. <a href="#a7e0939c34e53323d54001986fe0ef3d8">More...</a><br /></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>This demarshalls functions over the message queue and keeps track of clients and their handles. </p>
<p>Each Client message is deald by creating a thread (<code>CreateContextThread</code>). The thread establishes reands and demarshalls the message and calls the appropriate function to threat it. </p>
<p class="definition">Definition in file <a class="el" href="winscard__svc_8c_source.html">winscard_svc.c</a>.</p>
</div><h2 class="groupheader">Macro Definition Documentation</h2>
<a id="a893248cb55578669c0eaf75bda3ddf05"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a893248cb55578669c0eaf75bda3ddf05">◆ </a></span>READ_BODY</h2>
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<td class="memname">#define READ_BODY</td>
<td>(</td>
<td class="paramtype"> </td>
<td class="paramname">v</td><td>)</td>
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<b>Value:</b><div class="fragment"><div class="line"><span class="keywordflow">do</span> { \</div><div class="line"> if (header.size != <span class="keyword">sizeof</span>(v)) \</div><div class="line"> goto wrong_length; \</div><div class="line"> ret = <a class="code" href="winscard__msg_8c.html#adbb09969d5d410393ae441b9a18c7a0c">MessageReceive</a>(&v, <span class="keyword">sizeof</span>(v), filedes); \</div><div class="line"> if (ret != <a class="code" href="group__ErrorCodes.html#ga4a3c56f69570971d366642a563b34a75">SCARD_S_SUCCESS</a>) { \</div><div class="line"> Log2(PCSC_LOG_DEBUG, <span class="stringliteral">"Client die: %d"</span>, filedes); \</div><div class="line"> goto exit; \</div><div class="line"> } \</div><div class="line"> } <span class="keywordflow">while</span> (0)</div><div class="ttc" id="group__ErrorCodes_html_ga4a3c56f69570971d366642a563b34a75"><div class="ttname"><a href="group__ErrorCodes.html#ga4a3c56f69570971d366642a563b34a75">SCARD_S_SUCCESS</a></div><div class="ttdeci">#define SCARD_S_SUCCESS</div><div class="ttdoc">No error was encountered.</div><div class="ttdef"><b>Definition:</b> <a href="pcsclite_8h_source.html#l00107">pcsclite.h:107</a></div></div>
<div class="ttc" id="winscard__msg_8c_html_adbb09969d5d410393ae441b9a18c7a0c"><div class="ttname"><a href="winscard__msg_8c.html#adbb09969d5d410393ae441b9a18c7a0c">MessageReceive</a></div><div class="ttdeci">INTERNAL LONG MessageReceive(void *buffer_void, uint64_t buffer_size, int32_t filedes)</div><div class="ttdoc">Called by the Client to get the reponse from the server or vice-versa.</div><div class="ttdef"><b>Definition:</b> <a href="winscard__msg_8c_source.html#l00457">winscard_msg.c:457</a></div></div>
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<p class="definition">Definition at line <a class="el" href="winscard__svc_8c_source.html#l00309">309</a> of file <a class="el" href="winscard__svc_8c_source.html">winscard_svc.c</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a9882019e85b8ae848e250b8474b82201">◆ </a></span>WRITE_BODY_WITH_COMMAND</h2>
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<td class="memname">#define WRITE_BODY_WITH_COMMAND</td>
<td>(</td>
<td class="paramtype"> </td>
<td class="paramname">command, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"> </td>
<td class="paramname">v </td>
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<td>)</td>
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<b>Value:</b><div class="fragment"><div class="line"><span class="keywordflow">do</span> { \</div><div class="line"> Log4(PCSC_LOG_DEBUG, <span class="stringliteral">"%s rv=0x%X for client %d"</span>, command, v.rv, filedes); \</div><div class="line"> ret = <a class="code" href="winscard__msg_8c.html#aacd09139ce5667d3b651de29c0d62057">MessageSend</a>(&v, <span class="keyword">sizeof</span>(v), filedes); \</div><div class="line"> } <span class="keywordflow">while</span> (0)</div><div class="ttc" id="winscard__msg_8c_html_aacd09139ce5667d3b651de29c0d62057"><div class="ttname"><a href="winscard__msg_8c.html#aacd09139ce5667d3b651de29c0d62057">MessageSend</a></div><div class="ttdeci">INTERNAL LONG MessageSend(void *buffer_void, uint64_t buffer_size, int32_t filedes)</div><div class="ttdoc">Sends a menssage from client to server or vice-versa.</div><div class="ttdef"><b>Definition:</b> <a href="winscard__msg_8c_source.html#l00357">winscard_msg.c:357</a></div></div>
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<p class="definition">Definition at line <a class="el" href="winscard__svc_8c_source.html#l00322">322</a> of file <a class="el" href="winscard__svc_8c_source.html">winscard_svc.c</a>.</p>
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<h2 class="groupheader">Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a6197ae4c69296f7c85c7122d5169033b">◆ </a></span>CreateContextThread()</h2>
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<td class="memname">LONG CreateContextThread </td>
<td>(</td>
<td class="paramtype">uint32_t * </td>
<td class="paramname"><em>pdwClientID</em></td><td>)</td>
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<p>Creates threads to handle messages received from Clients. </p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramdir">[in]</td><td class="paramname">pdwClientID</td><td>Connection ID used to reference the Client.</td></tr>
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<dl class="section return"><dt>Returns</dt><dd>Error code. </dd></dl>
<dl class="retval"><dt>Return values</dt><dd>
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<tr><td class="paramname">SCARD_S_SUCCESS</td><td>Success. </td></tr>
<tr><td class="paramname">SCARD_F_INTERNAL_ERROR</td><td>Exceded the maximum number of simultaneous Application Contexts. </td></tr>
<tr><td class="paramname">SCARD_E_NO_MEMORY</td><td>Error creating the Context Thread. </td></tr>
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<p class="definition">Definition at line <a class="el" href="winscard__svc_8c_source.html#l00171">171</a> of file <a class="el" href="winscard__svc_8c_source.html">winscard_svc.c</a>.</p>
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<h2 class="groupheader">Variable Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#ad41ba79cd2bc62973c95f29d1292b0a6">◆ </a></span>AutoExit</h2>
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<td class="memname">char AutoExit</td>
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<p>Represents an Application Context on the Server side. </p>
<p>An Application Context contains Channels (<code>hCard</code>). </p>
<p class="definition">Definition at line <a class="el" href="pcscdaemon_8c_source.html#l00080">80</a> of file <a class="el" href="pcscdaemon_8c_source.html">pcscdaemon.c</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a7e0939c34e53323d54001986fe0ef3d8">◆ </a></span>CommandsText</h2>
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<td class="memname">const char* CommandsText[]</td>
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<b>Initial value:</b><div class="fragment"><div class="line">= {</div><div class="line"> <span class="stringliteral">"NULL"</span>,</div><div class="line"> <span class="stringliteral">"ESTABLISH_CONTEXT"</span>, </div><div class="line"> <span class="stringliteral">"RELEASE_CONTEXT"</span>,</div><div class="line"> <span class="stringliteral">"LIST_READERS"</span>,</div><div class="line"> <span class="stringliteral">"CONNECT"</span>,</div><div class="line"> <span class="stringliteral">"RECONNECT"</span>, </div><div class="line"> <span class="stringliteral">"DISCONNECT"</span>,</div><div class="line"> <span class="stringliteral">"BEGIN_TRANSACTION"</span>,</div><div class="line"> <span class="stringliteral">"END_TRANSACTION"</span>,</div><div class="line"> <span class="stringliteral">"TRANSMIT"</span>,</div><div class="line"> <span class="stringliteral">"CONTROL"</span>, </div><div class="line"> <span class="stringliteral">"STATUS"</span>,</div><div class="line"> <span class="stringliteral">"GET_STATUS_CHANGE"</span>,</div><div class="line"> <span class="stringliteral">"CANCEL"</span>,</div><div class="line"> <span class="stringliteral">"CANCEL_TRANSACTION"</span>,</div><div class="line"> <span class="stringliteral">"GET_ATTRIB"</span>, </div><div class="line"> <span class="stringliteral">"SET_ATTRIB"</span>,</div><div class="line"> <span class="stringliteral">"CMD_VERSION"</span>,</div><div class="line"> <span class="stringliteral">"CMD_GET_READERS_STATE"</span>,</div><div class="line"> <span class="stringliteral">"CMD_WAIT_READER_STATE_CHANGE"</span>,</div><div class="line"> <span class="stringliteral">"CMD_STOP_WAITING_READER_STATE_CHANGE"</span>, </div><div class="line"> <span class="stringliteral">"NULL"</span></div><div class="line">}</div></div><!-- fragment -->
<p>Handles messages received from Clients. </p>
<p>For each Client message a new instance of this thread is created.</p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramdir">[in]</td><td class="paramname">dwIndex</td><td>Index of an avaiable Application Context slot in <code>SCONTEXT</code> *. </td></tr>
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<p class="definition">Definition at line <a class="el" href="winscard__svc_8c_source.html#l00283">283</a> of file <a class="el" href="winscard__svc_8c_source.html">winscard_svc.c</a>.</p>
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