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<h1>readerfactory.c</h1> </div>
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<a href="readerfactory_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"> * MUSCLE SmartCard Development ( http://www.linuxnet.com )</span>
<a name="l00003"></a>00003 <span class="comment"> *</span>
<a name="l00004"></a>00004 <span class="comment"> * Copyright (C) 1999-2004</span>
<a name="l00005"></a>00005 <span class="comment"> * David Corcoran <corcoran@linuxnet.com></span>
<a name="l00006"></a>00006 <span class="comment"> * Copyright (C) 2003-2004</span>
<a name="l00007"></a>00007 <span class="comment"> * Damien Sauveron <damien.sauveron@labri.fr></span>
<a name="l00008"></a>00008 <span class="comment"> * Copyright (C) 2002-2010</span>
<a name="l00009"></a>00009 <span class="comment"> * Ludovic Rousseau <ludovic.rousseau@free.fr></span>
<a name="l00010"></a>00010 <span class="comment"> * Copyright (C) 2009</span>
<a name="l00011"></a>00011 <span class="comment"> * Jean-Luc Giraud <jlgiraud@googlemail.com></span>
<a name="l00012"></a>00012 <span class="comment"> *</span>
<a name="l00013"></a>00013 <span class="comment"> * $Id: readerfactory.c 5567 2011-01-29 13:18:49Z rousseau $</span>
<a name="l00014"></a>00014 <span class="comment"> */</span>
<a name="l00015"></a>00015
<a name="l00021"></a>00021 <span class="preprocessor">#include "config.h"</span>
<a name="l00022"></a>00022 <span class="preprocessor">#include <stdio.h></span>
<a name="l00023"></a>00023 <span class="preprocessor">#include <stdlib.h></span>
<a name="l00024"></a>00024 <span class="preprocessor">#include <string.h></span>
<a name="l00025"></a>00025 <span class="preprocessor">#include <unistd.h></span>
<a name="l00026"></a>00026 <span class="preprocessor">#include <sys/types.h></span>
<a name="l00027"></a>00027 <span class="preprocessor">#include <sys/stat.h></span>
<a name="l00028"></a>00028 <span class="preprocessor">#include <errno.h></span>
<a name="l00029"></a>00029 <span class="preprocessor">#include <fcntl.h></span>
<a name="l00030"></a>00030 <span class="preprocessor">#include <pthread.h></span>
<a name="l00031"></a>00031
<a name="l00032"></a>00032 <span class="preprocessor">#include "misc.h"</span>
<a name="l00033"></a>00033 <span class="preprocessor">#include "<a class="code" href="pcscd_8h.html" title="This keeps a list of defines for pcsc-lite.">pcscd.h</a>"</span>
<a name="l00034"></a>00034 <span class="preprocessor">#include "debuglog.h"</span>
<a name="l00035"></a>00035 <span class="preprocessor">#include "<a class="code" href="readerfactory_8h.html" title="This keeps track of a list of currently available reader structures.">readerfactory.h</a>"</span>
<a name="l00036"></a>00036 <span class="preprocessor">#include "<a class="code" href="dyn__generic_8h.html" title="This abstracts dynamic library loading functions.">dyn_generic.h</a>"</span>
<a name="l00037"></a>00037 <span class="preprocessor">#include "<a class="code" href="sys__generic_8h.html" title="This handles abstract system level calls.">sys_generic.h</a>"</span>
<a name="l00038"></a>00038 <span class="preprocessor">#include "<a class="code" href="eventhandler_8h.html" title="This handles card insertion/removal events, updates ATR, protocol, and status information.">eventhandler.h</a>"</span>
<a name="l00039"></a>00039 <span class="preprocessor">#include "<a class="code" href="ifdwrapper_8h.html" title="This wraps the dynamic ifdhandler functions.">ifdwrapper.h</a>"</span>
<a name="l00040"></a>00040 <span class="preprocessor">#include "<a class="code" href="hotplug_8h.html" title="This provides a search API for hot pluggble devices.">hotplug.h</a>"</span>
<a name="l00041"></a>00041 <span class="preprocessor">#include "<a class="code" href="strlcpycat_8h.html" title="prototypes of strlcpy()/strlcat() imported from OpenBSD">strlcpycat.h</a>"</span>
<a name="l00042"></a>00042 <span class="preprocessor">#include "configfile.h"</span>
<a name="l00043"></a>00043 <span class="preprocessor">#include "utils.h"</span>
<a name="l00044"></a>00044
<a name="l00045"></a>00045 <span class="preprocessor">#ifndef TRUE</span>
<a name="l00046"></a>00046 <span class="preprocessor"></span><span class="preprocessor">#define TRUE 1</span>
<a name="l00047"></a>00047 <span class="preprocessor"></span><span class="preprocessor">#define FALSE 0</span>
<a name="l00048"></a>00048 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00049"></a>00049 <span class="preprocessor"></span>
<a name="l00050"></a>00050 <span class="keyword">static</span> <a class="code" href="structReaderContext.html">READER_CONTEXT</a> * sReadersContexts[<a class="code" href="pcsclite_8h.html#af750e6e22c809de2b523c17e4a092036" title="Maximum readers context (a slot is count as a reader)">PCSCLITE_MAX_READERS_CONTEXTS</a>];
<a name="l00051"></a>00051 <a class="code" href="structpubReaderStatesList.html" title="Define an exported public reader state structure so each application gets instant notification of cha...">READER_STATE</a> <a class="code" href="winscard__clnt_8c.html#ad70f4ad5a6e9b001970ee9afc2130875" title="Area used to read status information about the readers.">readerStates</a>[<a class="code" href="pcsclite_8h.html#af750e6e22c809de2b523c17e4a092036" title="Maximum readers context (a slot is count as a reader)">PCSCLITE_MAX_READERS_CONTEXTS</a>];
<a name="l00052"></a>00052 <span class="keyword">static</span> <span class="keywordtype">int</span> maxReaderHandles = PCSC_MAX_READER_HANDLES;
<a name="l00053"></a>00053 <span class="keyword">static</span> DWORD dwNumReadersContexts = 0;
<a name="l00054"></a>00054 <span class="preprocessor">#ifdef USE_SERIAL</span>
<a name="l00055"></a>00055 <span class="preprocessor"></span><span class="keyword">static</span> <span class="keywordtype">char</span> *ConfigFile = NULL;
<a name="l00056"></a>00056 <span class="keyword">static</span> <span class="keywordtype">int</span> ConfigFileCRC = 0;
<a name="l00057"></a>00057 <span class="preprocessor">#endif</span>
<a name="l00058"></a>00058 <span class="preprocessor"></span><span class="keyword">static</span> pthread_mutex_t LockMutex = PTHREAD_MUTEX_INITIALIZER;
<a name="l00059"></a>00059
<a name="l00060"></a>00060 <span class="preprocessor">#define IDENTITY_SHIFT 16</span>
<a name="l00061"></a>00061 <span class="preprocessor"></span>
<a name="l00062"></a>00062 <span class="keyword">static</span> <span class="keywordtype">int</span> RDR_CLIHANDLES_seeker(<span class="keyword">const</span> <span class="keywordtype">void</span> *el, <span class="keyword">const</span> <span class="keywordtype">void</span> *key)
<a name="l00063"></a>00063 {
<a name="l00064"></a>00064 <span class="keyword">const</span> <a class="code" href="structRdrCliHandles.html">RDR_CLIHANDLES</a> *rdrCliHandles = el;
<a name="l00065"></a>00065
<a name="l00066"></a>00066 <span class="keywordflow">if</span> ((el == NULL) || (key == NULL))
<a name="l00067"></a>00067 {
<a name="l00068"></a>00068 Log3(PCSC_LOG_CRITICAL,
<a name="l00069"></a>00069 <span class="stringliteral">"RDR_CLIHANDLES_seeker called with NULL pointer: el=%X, key=%X"</span>,
<a name="l00070"></a>00070 el, key);
<a name="l00071"></a>00071 <span class="keywordflow">return</span> 0;
<a name="l00072"></a>00072 }
<a name="l00073"></a>00073
<a name="l00074"></a>00074 <span class="keywordflow">if</span> (rdrCliHandles-><a class="code" href="structRdrCliHandles.html#a8af14d4dc827407031b340dfa2b147a2" title="hCard for this connection">hCard</a> == *(<a class="code" href="pcsclite_8h.html#af328aca3e11de737ecd771bcf1f75fb5" title="hCard returned by SCardConnect()">SCARDHANDLE</a> *)key)
<a name="l00075"></a>00075 <span class="keywordflow">return</span> 1;
<a name="l00076"></a>00076
<a name="l00077"></a>00077 <span class="keywordflow">return</span> 0;
<a name="l00078"></a>00078 }
<a name="l00079"></a>00079
<a name="l00080"></a>00080
<a name="l00081"></a>00081 LONG RFAllocateReaderSpace(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> customMaxReaderHandles)
<a name="l00082"></a>00082 {
<a name="l00083"></a>00083 <span class="keywordtype">int</span> i; <span class="comment">/* Counter */</span>
<a name="l00084"></a>00084
<a name="l00085"></a>00085 <span class="keywordflow">if</span> (customMaxReaderHandles != 0)
<a name="l00086"></a>00086 maxReaderHandles = customMaxReaderHandles;
<a name="l00087"></a>00087
<a name="l00088"></a>00088 <span class="comment">/* Allocate each reader structure */</span>
<a name="l00089"></a>00089 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="pcsclite_8h.html#af750e6e22c809de2b523c17e4a092036" title="Maximum readers context (a slot is count as a reader)">PCSCLITE_MAX_READERS_CONTEXTS</a>; i++)
<a name="l00090"></a>00090 {
<a name="l00091"></a>00091 sReadersContexts[i] = malloc(<span class="keyword">sizeof</span>(<a class="code" href="structReaderContext.html">READER_CONTEXT</a>));
<a name="l00092"></a>00092 sReadersContexts[i]-><a class="code" href="structReaderContext.html#a5257a53e17e1ca11daf01b70b49cc360" title="Dlopen handle.">vHandle</a> = NULL;
<a name="l00093"></a>00093
<a name="l00094"></a>00094 <span class="comment">/* Zero out each value in the struct */</span>
<a name="l00095"></a>00095 memset(readerStates[i].readerName, 0, MAX_READERNAME);
<a name="l00096"></a>00096 memset(readerStates[i].cardAtr, 0, <a class="code" href="pcsclite_8h.html#a7ac7915ff6f9baefa66886c98bdbb91e" title="Maximum ATR size.">MAX_ATR_SIZE</a>);
<a name="l00097"></a>00097 readerStates[i].<a class="code" href="structpubReaderStatesList.html#ae0bfa9f9998463192d8c18cf86915082" title="SCARD_* bit field.">readerState</a> = 0;
<a name="l00098"></a>00098 readerStates[i].<a class="code" href="structpubReaderStatesList.html#a3466b5e09f39d5857bf6a158a5bb7d30" title="PCSCLITE_SHARING_* sharing status.">readerSharing</a> = 0;
<a name="l00099"></a>00099 readerStates[i].<a class="code" href="structpubReaderStatesList.html#afe108cdd8d9d06f1294ba235303d59a7" title="ATR length.">cardAtrLength</a> = <a class="code" href="eventhandler_8h.html#a5608a42045886b6486390541b0ace5e5" title="Special value to indicate that power up has not yet happen This is used to auto start mode to wait un...">READER_NOT_INITIALIZED</a>;
<a name="l00100"></a>00100 readerStates[i].<a class="code" href="structpubReaderStatesList.html#a8218d71b0c62a617790e645fca310913" title="SCARD_PROTOCOL_* value.">cardProtocol</a> = <a class="code" href="pcsclite_8h.html#a3b42ca2bc25ec7ff3211a25110b4fc60" title="protocol not set">SCARD_PROTOCOL_UNDEFINED</a>;
<a name="l00101"></a>00101
<a name="l00102"></a>00102 sReadersContexts[i]-><a class="code" href="structReaderContext.html#ad83f23e5ebcf7ddd14d27928da96a97e" title="link to the reader state">readerState</a> = &readerStates[i];
<a name="l00103"></a>00103 }
<a name="l00104"></a>00104
<a name="l00105"></a>00105 <span class="comment">/* Create public event structures */</span>
<a name="l00106"></a>00106 <span class="keywordflow">return</span> EHInitializeEventStructures();
<a name="l00107"></a>00107 }
<a name="l00108"></a>00108
<a name="l00109"></a>00109 LONG RFAddReader(<span class="keyword">const</span> <span class="keywordtype">char</span> *readerName, <span class="keywordtype">int</span> port, <span class="keyword">const</span> <span class="keywordtype">char</span> *library,
<a name="l00110"></a>00110 <span class="keyword">const</span> <span class="keywordtype">char</span> *device)
<a name="l00111"></a>00111 {
<a name="l00112"></a>00112 DWORD dwContext = 0, dwGetSize;
<a name="l00113"></a>00113 UCHAR ucGetData[1], ucThread[1];
<a name="l00114"></a>00114 LONG rv, parentNode;
<a name="l00115"></a>00115 <span class="keywordtype">int</span> i, j;
<a name="l00116"></a>00116 <span class="keywordtype">int</span> lrv = 0;
<a name="l00117"></a>00117
<a name="l00118"></a>00118 <span class="keywordflow">if</span> ((readerName == NULL) || (library == NULL) || (device == NULL))
<a name="l00119"></a>00119 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a9ece9fd9e68e4f802e16e951f8f2a642" title="One or more of the supplied parameters values could not be properly interpreted.">SCARD_E_INVALID_VALUE</a>;
<a name="l00120"></a>00120
<a name="l00121"></a>00121 <span class="comment">/* Reader name too long? also count " 00 00"*/</span>
<a name="l00122"></a>00122 <span class="keywordflow">if</span> (strlen(readerName) > MAX_READERNAME - <span class="keyword">sizeof</span>(<span class="stringliteral">" 00 00"</span>))
<a name="l00123"></a>00123 {
<a name="l00124"></a>00124 Log3(PCSC_LOG_ERROR, <span class="stringliteral">"Reader name too long: %d chars instead of max %d"</span>,
<a name="l00125"></a>00125 strlen(readerName), MAX_READERNAME - <span class="keyword">sizeof</span>(<span class="stringliteral">" 00 00"</span>));
<a name="l00126"></a>00126 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a9ece9fd9e68e4f802e16e951f8f2a642" title="One or more of the supplied parameters values could not be properly interpreted.">SCARD_E_INVALID_VALUE</a>;
<a name="l00127"></a>00127 }
<a name="l00128"></a>00128
<a name="l00129"></a>00129 <span class="comment">/* Same name, same port - duplicate reader cannot be used */</span>
<a name="l00130"></a>00130 <span class="keywordflow">if</span> (dwNumReadersContexts != 0)
<a name="l00131"></a>00131 {
<a name="l00132"></a>00132 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="pcsclite_8h.html#af750e6e22c809de2b523c17e4a092036" title="Maximum readers context (a slot is count as a reader)">PCSCLITE_MAX_READERS_CONTEXTS</a>; i++)
<a name="l00133"></a>00133 {
<a name="l00134"></a>00134 <span class="keywordflow">if</span> (sReadersContexts[i]->vHandle != 0)
<a name="l00135"></a>00135 {
<a name="l00136"></a>00136 <span class="keywordtype">char</span> lpcStripReader[MAX_READERNAME];
<a name="l00137"></a>00137 <span class="keywordtype">int</span> tmplen;
<a name="l00138"></a>00138
<a name="l00139"></a>00139 <span class="comment">/* get the reader name without the reader and slot numbers */</span>
<a name="l00140"></a>00140 strncpy(lpcStripReader,
<a name="l00141"></a>00141 sReadersContexts[i]->readerState->readerName,
<a name="l00142"></a>00142 <span class="keyword">sizeof</span>(lpcStripReader));
<a name="l00143"></a>00143 tmplen = strlen(lpcStripReader);
<a name="l00144"></a>00144 lpcStripReader[tmplen - 6] = 0;
<a name="l00145"></a>00145
<a name="l00146"></a>00146 <span class="keywordflow">if</span> ((strcmp(readerName, lpcStripReader) == 0) &&
<a name="l00147"></a>00147 (port == sReadersContexts[i]->port))
<a name="l00148"></a>00148 {
<a name="l00149"></a>00149 Log1(PCSC_LOG_ERROR, <span class="stringliteral">"Duplicate reader found."</span>);
<a name="l00150"></a>00150 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a83cb6a41253c9489393d67eee14fc698" title="The reader driver did not produce a unique reader name.">SCARD_E_DUPLICATE_READER</a>;
<a name="l00151"></a>00151 }
<a name="l00152"></a>00152 }
<a name="l00153"></a>00153 }
<a name="l00154"></a>00154 }
<a name="l00155"></a>00155
<a name="l00156"></a>00156 <span class="comment">/* We must find an empty slot to put the reader structure */</span>
<a name="l00157"></a>00157 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="pcsclite_8h.html#af750e6e22c809de2b523c17e4a092036" title="Maximum readers context (a slot is count as a reader)">PCSCLITE_MAX_READERS_CONTEXTS</a>; i++)
<a name="l00158"></a>00158 {
<a name="l00159"></a>00159 <span class="keywordflow">if</span> (sReadersContexts[i]->vHandle == 0)
<a name="l00160"></a>00160 {
<a name="l00161"></a>00161 dwContext = i;
<a name="l00162"></a>00162 <span class="keywordflow">break</span>;
<a name="l00163"></a>00163 }
<a name="l00164"></a>00164 }
<a name="l00165"></a>00165
<a name="l00166"></a>00166 <span class="keywordflow">if</span> (i == PCSCLITE_MAX_READERS_CONTEXTS)
<a name="l00167"></a>00167 {
<a name="l00168"></a>00168 <span class="comment">/* No more spots left return */</span>
<a name="l00169"></a>00169 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a81694393a1494d5091145734a2f0b36c" title="Not enough memory available to complete this command.">SCARD_E_NO_MEMORY</a>;
<a name="l00170"></a>00170 }
<a name="l00171"></a>00171
<a name="l00172"></a>00172 <span class="comment">/* Check and set the readername to see if it must be enumerated */</span>
<a name="l00173"></a>00173 parentNode = RFSetReaderName(sReadersContexts[dwContext], readerName,
<a name="l00174"></a>00174 library, port, 0);
<a name="l00175"></a>00175 <span class="keywordflow">if</span> (parentNode < -1)
<a name="l00176"></a>00176 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a81694393a1494d5091145734a2f0b36c" title="Not enough memory available to complete this command.">SCARD_E_NO_MEMORY</a>;
<a name="l00177"></a>00177
<a name="l00178"></a>00178 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#ad44d8038f8e43459ac0a1c426dd5f743" title="Library Path.">library</a> = strdup(library);
<a name="l00179"></a>00179 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#af2ff1e3088c734549b4c3676c5e86a22" title="Device Name.">device</a> = strdup(device);
<a name="l00180"></a>00180 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#aad880fc4455c253781e8968f2239d56f" title="IFD Handler version number.">version</a> = 0;
<a name="l00181"></a>00181 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a63c89c04d1feae07ca35558055155ffb" title="Port ID.">port</a> = port;
<a name="l00182"></a>00182 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a221ef594a986ccfa18dfafb5d7954bc1" title="Mutex for this connection.">mMutex</a> = NULL;
<a name="l00183"></a>00183 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#ac0153acdf44acec67845e32db4733ae7" title="Number of open contexts.">contexts</a> = 0;
<a name="l00184"></a>00184 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a718c57847779ba5a7a45a648c86d2aa7" title="Event polling thread.">pthThread</a> = 0;
<a name="l00185"></a>00185 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a709439b280f5c7366f806423bfb5fdb5" title="Lock Id.">hLockId</a> = 0;
<a name="l00186"></a>00186 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a74dfbd8479c24f0a44f32c6ce54bd6e7" title="number of recursive locks">LockCount</a> = 0;
<a name="l00187"></a>00187 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a5257a53e17e1ca11daf01b70b49cc360" title="Dlopen handle.">vHandle</a> = NULL;
<a name="l00188"></a>00188 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a83fdd1564695183a490af4de1d08709b" title="Number of shared client to lib.">pFeeds</a> = NULL;
<a name="l00189"></a>00189 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a9c021e8de4e046238296212aec04d963" title="Number of client to mutex.">pMutex</a> = NULL;
<a name="l00190"></a>00190 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a613ccbba508d3812b5a5ffe174ad7fe2" title="Card Event sync.">pthCardEvent</a> = NULL;
<a name="l00191"></a>00191 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#ab37901567c864bc7d16bdb25020406d6" title="Shared ID High Nibble.">dwIdentity</a> =
<a name="l00192"></a>00192 (dwContext + 1) << IDENTITY_SHIFT;
<a name="l00193"></a>00193
<a name="l00194"></a>00194 lrv = list_init(&sReadersContexts[dwContext]->handlesList);
<a name="l00195"></a>00195 <span class="keywordflow">if</span> (lrv < 0)
<a name="l00196"></a>00196 {
<a name="l00197"></a>00197 Log2(PCSC_LOG_CRITICAL, <span class="stringliteral">"list_init failed with return value: %d"</span>, lrv);
<a name="l00198"></a>00198 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a81694393a1494d5091145734a2f0b36c" title="Not enough memory available to complete this command.">SCARD_E_NO_MEMORY</a>;
<a name="l00199"></a>00199 }
<a name="l00200"></a>00200
<a name="l00201"></a>00201 lrv = list_attributes_seeker(&sReadersContexts[dwContext]->handlesList,
<a name="l00202"></a>00202 RDR_CLIHANDLES_seeker);
<a name="l00203"></a>00203 <span class="keywordflow">if</span> (lrv < 0)
<a name="l00204"></a>00204 {
<a name="l00205"></a>00205 Log2(PCSC_LOG_CRITICAL,
<a name="l00206"></a>00206 <span class="stringliteral">"list_attributes_seeker failed with return value: %d"</span>, lrv);
<a name="l00207"></a>00207 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a81694393a1494d5091145734a2f0b36c" title="Not enough memory available to complete this command.">SCARD_E_NO_MEMORY</a>;
<a name="l00208"></a>00208 }
<a name="l00209"></a>00209
<a name="l00210"></a>00210 (void)pthread_mutex_init(&sReadersContexts[dwContext]->handlesList_lock,
<a name="l00211"></a>00211 NULL);
<a name="l00212"></a>00212
<a name="l00213"></a>00213 (void)pthread_mutex_init(&sReadersContexts[dwContext]->powerState_lock,
<a name="l00214"></a>00214 NULL);
<a name="l00215"></a>00215 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#af19f336bd37ddc379cbd32106acb82e7" title="auto power off state">powerState</a> = <a class="code" href="pcscd_8h.html#adc29c2ff13d900c2f185ee95427fb06ca364e061ee6f8ca8f305b09118078c0f4" title="auto power off">POWER_STATE_UNPOWERED</a>;
<a name="l00216"></a>00216
<a name="l00217"></a>00217 <span class="comment">/* If a clone to this reader exists take some values from that clone */</span>
<a name="l00218"></a>00218 <span class="keywordflow">if</span> (parentNode >= 0 && parentNode < PCSCLITE_MAX_READERS_CONTEXTS)
<a name="l00219"></a>00219 {
<a name="l00220"></a>00220 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a83fdd1564695183a490af4de1d08709b" title="Number of shared client to lib.">pFeeds</a> =
<a name="l00221"></a>00221 sReadersContexts[parentNode]-><a class="code" href="structReaderContext.html#a83fdd1564695183a490af4de1d08709b" title="Number of shared client to lib.">pFeeds</a>;
<a name="l00222"></a>00222 *(sReadersContexts[dwContext])->pFeeds += 1;
<a name="l00223"></a>00223 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a5257a53e17e1ca11daf01b70b49cc360" title="Dlopen handle.">vHandle</a> =
<a name="l00224"></a>00224 sReadersContexts[parentNode]-><a class="code" href="structReaderContext.html#a5257a53e17e1ca11daf01b70b49cc360" title="Dlopen handle.">vHandle</a>;
<a name="l00225"></a>00225 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a221ef594a986ccfa18dfafb5d7954bc1" title="Mutex for this connection.">mMutex</a> =
<a name="l00226"></a>00226 sReadersContexts[parentNode]-><a class="code" href="structReaderContext.html#a221ef594a986ccfa18dfafb5d7954bc1" title="Mutex for this connection.">mMutex</a>;
<a name="l00227"></a>00227 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a9c021e8de4e046238296212aec04d963" title="Number of client to mutex.">pMutex</a> =
<a name="l00228"></a>00228 sReadersContexts[parentNode]-><a class="code" href="structReaderContext.html#a9c021e8de4e046238296212aec04d963" title="Number of client to mutex.">pMutex</a>;
<a name="l00229"></a>00229
<a name="l00230"></a>00230 <span class="comment">/* Call on the parent driver to see if it is thread safe */</span>
<a name="l00231"></a>00231 dwGetSize = <span class="keyword">sizeof</span>(ucThread);
<a name="l00232"></a>00232 rv = <a class="code" href="ifdwrapper_8c.html#af9ec3bb9c077c400c6c0bc4b4e19155f" title="Get&#39;s capabilities in the reader.">IFDGetCapabilities</a>(sReadersContexts[parentNode],
<a name="l00233"></a>00233 <a class="code" href="ifdhandler_8h.html#a2bdd375902612f9aa3288bd1b8850c4c" title="driver is thread safe">TAG_IFD_THREAD_SAFE</a>, &dwGetSize, ucThread);
<a name="l00234"></a>00234
<a name="l00235"></a>00235 <span class="keywordflow">if</span> (rv == <a class="code" href="ifdhandler_8h.html#ae45ef2a236e5e6f15eb6b24a7bdf2d72" title="no error">IFD_SUCCESS</a> && dwGetSize == 1 && ucThread[0] == 1)
<a name="l00236"></a>00236 {
<a name="l00237"></a>00237 Log1(PCSC_LOG_INFO, <span class="stringliteral">"Driver is thread safe"</span>);
<a name="l00238"></a>00238 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a221ef594a986ccfa18dfafb5d7954bc1" title="Mutex for this connection.">mMutex</a> = NULL;
<a name="l00239"></a>00239 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a9c021e8de4e046238296212aec04d963" title="Number of client to mutex.">pMutex</a> = NULL;
<a name="l00240"></a>00240 }
<a name="l00241"></a>00241 <span class="keywordflow">else</span>
<a name="l00242"></a>00242 *(sReadersContexts[dwContext])->pMutex += 1;
<a name="l00243"></a>00243 }
<a name="l00244"></a>00244
<a name="l00245"></a>00245 <span class="keywordflow">if</span> (sReadersContexts[dwContext]->pFeeds == NULL)
<a name="l00246"></a>00246 {
<a name="l00247"></a>00247 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a83fdd1564695183a490af4de1d08709b" title="Number of shared client to lib.">pFeeds</a> = malloc(<span class="keyword">sizeof</span>(<span class="keywordtype">int</span>));
<a name="l00248"></a>00248
<a name="l00249"></a>00249 <span class="comment">/* Initialize pFeeds to 1, otherwise multiple</span>
<a name="l00250"></a>00250 <span class="comment"> cloned readers will cause pcscd to crash when</span>
<a name="l00251"></a>00251 <span class="comment"> RFUnloadReader unloads the driver library</span>
<a name="l00252"></a>00252 <span class="comment"> and there are still devices attached using it --mikeg*/</span>
<a name="l00253"></a>00253 *(sReadersContexts[dwContext])->pFeeds = 1;
<a name="l00254"></a>00254 }
<a name="l00255"></a>00255
<a name="l00256"></a>00256 <span class="keywordflow">if</span> (sReadersContexts[dwContext]->mMutex == 0)
<a name="l00257"></a>00257 {
<a name="l00258"></a>00258 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a221ef594a986ccfa18dfafb5d7954bc1" title="Mutex for this connection.">mMutex</a> =
<a name="l00259"></a>00259 malloc(<span class="keyword">sizeof</span>(pthread_mutex_t));
<a name="l00260"></a>00260 (void)pthread_mutex_init(sReadersContexts[dwContext]->mMutex, NULL);
<a name="l00261"></a>00261 }
<a name="l00262"></a>00262
<a name="l00263"></a>00263 <span class="keywordflow">if</span> (sReadersContexts[dwContext]->pMutex == NULL)
<a name="l00264"></a>00264 {
<a name="l00265"></a>00265 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a9c021e8de4e046238296212aec04d963" title="Number of client to mutex.">pMutex</a> = malloc(<span class="keyword">sizeof</span>(<span class="keywordtype">int</span>));
<a name="l00266"></a>00266 *(sReadersContexts[dwContext])->pMutex = 1;
<a name="l00267"></a>00267 }
<a name="l00268"></a>00268
<a name="l00269"></a>00269 dwNumReadersContexts += 1;
<a name="l00270"></a>00270
<a name="l00271"></a>00271 rv = RFInitializeReader(sReadersContexts[dwContext]);
<a name="l00272"></a>00272 <span class="keywordflow">if</span> (rv != <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>)
<a name="l00273"></a>00273 {
<a name="l00274"></a>00274 <span class="comment">/* Cannot connect to reader. Exit gracefully */</span>
<a name="l00275"></a>00275 Log2(PCSC_LOG_ERROR, <span class="stringliteral">"%s init failed."</span>, readerName);
<a name="l00276"></a>00276 (void)RFRemoveReader(readerName, port);
<a name="l00277"></a>00277 <span class="keywordflow">return</span> rv;
<a name="l00278"></a>00278 }
<a name="l00279"></a>00279
<a name="l00280"></a>00280 <span class="comment">/* asynchronous card movement? */</span>
<a name="l00281"></a>00281 {
<a name="l00282"></a>00282 RESPONSECODE (*fct)(DWORD, int) = NULL;
<a name="l00283"></a>00283
<a name="l00284"></a>00284 dwGetSize = <span class="keyword">sizeof</span>(fct);
<a name="l00285"></a>00285
<a name="l00286"></a>00286 rv = <a class="code" href="ifdwrapper_8c.html#af9ec3bb9c077c400c6c0bc4b4e19155f" title="Get&#39;s capabilities in the reader.">IFDGetCapabilities</a>(sReadersContexts[dwContext],
<a name="l00287"></a>00287 <a class="code" href="ifdhandler_8h.html#aad5f8bb68abbed2d322558d6c853f2a7" title="driver uses a polling thread with a timeout parameter">TAG_IFD_POLLING_THREAD_WITH_TIMEOUT</a>, &dwGetSize, (PUCHAR)&fct);
<a name="l00288"></a>00288 <span class="keywordflow">if</span> ((rv != <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>) || (dwGetSize != <span class="keyword">sizeof</span>(fct)))
<a name="l00289"></a>00289 {
<a name="l00290"></a>00290 Log1(PCSC_LOG_INFO, <span class="stringliteral">"Using the pcscd polling thread"</span>);
<a name="l00291"></a>00291 }
<a name="l00292"></a>00292 <span class="keywordflow">else</span>
<a name="l00293"></a>00293 {
<a name="l00294"></a>00294 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a613ccbba508d3812b5a5ffe174ad7fe2" title="Card Event sync.">pthCardEvent</a> = fct;
<a name="l00295"></a>00295 Log1(PCSC_LOG_INFO, <span class="stringliteral">"Using the reader polling thread"</span>);
<a name="l00296"></a>00296 }
<a name="l00297"></a>00297
<a name="l00298"></a>00298 rv = EHSpawnEventHandler(sReadersContexts[dwContext]);
<a name="l00299"></a>00299 <span class="keywordflow">if</span> (rv != <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>)
<a name="l00300"></a>00300 {
<a name="l00301"></a>00301 Log2(PCSC_LOG_ERROR, <span class="stringliteral">"%s init failed."</span>, readerName);
<a name="l00302"></a>00302 (void)RFRemoveReader(readerName, port);
<a name="l00303"></a>00303 <span class="keywordflow">return</span> rv;
<a name="l00304"></a>00304 }
<a name="l00305"></a>00305 }
<a name="l00306"></a>00306
<a name="l00307"></a>00307 <span class="comment">/* Call on the driver to see if there are multiple slots */</span>
<a name="l00308"></a>00308 dwGetSize = <span class="keyword">sizeof</span>(ucGetData);
<a name="l00309"></a>00309 rv = <a class="code" href="ifdwrapper_8c.html#af9ec3bb9c077c400c6c0bc4b4e19155f" title="Get&#39;s capabilities in the reader.">IFDGetCapabilities</a>((sReadersContexts[dwContext]),
<a name="l00310"></a>00310 <a class="code" href="ifdhandler_8h.html#a5f8efe163602bafbc3d2b165c5c8aec5" title="number of slots of the reader">TAG_IFD_SLOTS_NUMBER</a>, &dwGetSize, ucGetData);
<a name="l00311"></a>00311
<a name="l00312"></a>00312 <span class="keywordflow">if</span> (rv != <a class="code" href="ifdhandler_8h.html#ae45ef2a236e5e6f15eb6b24a7bdf2d72" title="no error">IFD_SUCCESS</a> || dwGetSize != 1 || ucGetData[0] == 0)
<a name="l00313"></a>00313 <span class="comment">/* Reader does not have this defined. Must be a single slot</span>
<a name="l00314"></a>00314 <span class="comment"> * reader so we can just return SCARD_S_SUCCESS. */</span>
<a name="l00315"></a>00315 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>;
<a name="l00316"></a>00316
<a name="l00317"></a>00317 <span class="keywordflow">if</span> (rv == <a class="code" href="ifdhandler_8h.html#ae45ef2a236e5e6f15eb6b24a7bdf2d72" title="no error">IFD_SUCCESS</a> && dwGetSize == 1 && ucGetData[0] == 1)
<a name="l00318"></a>00318 <span class="comment">/* Reader has this defined and it only has one slot */</span>
<a name="l00319"></a>00319 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>;
<a name="l00320"></a>00320
<a name="l00321"></a>00321 <span class="comment">/*</span>
<a name="l00322"></a>00322 <span class="comment"> * Check the number of slots and create a different</span>
<a name="l00323"></a>00323 <span class="comment"> * structure for each one accordingly</span>
<a name="l00324"></a>00324 <span class="comment"> */</span>
<a name="l00325"></a>00325
<a name="l00326"></a>00326 <span class="comment">/* Initialize the rest of the slots */</span>
<a name="l00327"></a>00327 <span class="keywordflow">for</span> (j = 1; j < ucGetData[0]; j++)
<a name="l00328"></a>00328 {
<a name="l00329"></a>00329 <span class="keywordtype">char</span> *tmpReader = NULL;
<a name="l00330"></a>00330 DWORD dwContextB = 0;
<a name="l00331"></a>00331 RESPONSECODE (*fct)(DWORD, int) = NULL;
<a name="l00332"></a>00332
<a name="l00333"></a>00333 <span class="comment">/* We must find an empty spot to put the reader structure */</span>
<a name="l00334"></a>00334 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="pcsclite_8h.html#af750e6e22c809de2b523c17e4a092036" title="Maximum readers context (a slot is count as a reader)">PCSCLITE_MAX_READERS_CONTEXTS</a>; i++)
<a name="l00335"></a>00335 {
<a name="l00336"></a>00336 <span class="keywordflow">if</span> (sReadersContexts[i]->vHandle == 0)
<a name="l00337"></a>00337 {
<a name="l00338"></a>00338 dwContextB = i;
<a name="l00339"></a>00339 <span class="keywordflow">break</span>;
<a name="l00340"></a>00340 }
<a name="l00341"></a>00341 }
<a name="l00342"></a>00342
<a name="l00343"></a>00343 <span class="keywordflow">if</span> (i == PCSCLITE_MAX_READERS_CONTEXTS)
<a name="l00344"></a>00344 {
<a name="l00345"></a>00345 <span class="comment">/* No more slot left return */</span>
<a name="l00346"></a>00346 RFRemoveReader(readerName, port);
<a name="l00347"></a>00347 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a81694393a1494d5091145734a2f0b36c" title="Not enough memory available to complete this command.">SCARD_E_NO_MEMORY</a>;
<a name="l00348"></a>00348 }
<a name="l00349"></a>00349
<a name="l00350"></a>00350 <span class="comment">/* Copy the previous reader name and increment the slot number */</span>
<a name="l00351"></a>00351 tmpReader = sReadersContexts[dwContextB]-><a class="code" href="structReaderContext.html#ad83f23e5ebcf7ddd14d27928da96a97e" title="link to the reader state">readerState</a>-><a class="code" href="structpubReaderStatesList.html#a2911a61e0a38e8245a963debf872bfb9" title="reader name">readerName</a>;
<a name="l00352"></a>00352 (void)strlcpy(tmpReader,
<a name="l00353"></a>00353 sReadersContexts[dwContext]->readerState->readerName,
<a name="l00354"></a>00354 <span class="keyword">sizeof</span>(sReadersContexts[dwContextB]-><a class="code" href="structReaderContext.html#ad83f23e5ebcf7ddd14d27928da96a97e" title="link to the reader state">readerState</a>-><a class="code" href="structpubReaderStatesList.html#a2911a61e0a38e8245a963debf872bfb9" title="reader name">readerName</a>));
<a name="l00355"></a>00355 sprintf(tmpReader + strlen(tmpReader) - 2, <span class="stringliteral">"%02X"</span>, j);
<a name="l00356"></a>00356
<a name="l00357"></a>00357 sReadersContexts[dwContextB]-><a class="code" href="structReaderContext.html#ad44d8038f8e43459ac0a1c426dd5f743" title="Library Path.">library</a> =
<a name="l00358"></a>00358 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#ad44d8038f8e43459ac0a1c426dd5f743" title="Library Path.">library</a>;
<a name="l00359"></a>00359 sReadersContexts[dwContextB]-><a class="code" href="structReaderContext.html#af2ff1e3088c734549b4c3676c5e86a22" title="Device Name.">device</a> =
<a name="l00360"></a>00360 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#af2ff1e3088c734549b4c3676c5e86a22" title="Device Name.">device</a>;
<a name="l00361"></a>00361 sReadersContexts[dwContextB]-><a class="code" href="structReaderContext.html#aad880fc4455c253781e8968f2239d56f" title="IFD Handler version number.">version</a> =
<a name="l00362"></a>00362 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#aad880fc4455c253781e8968f2239d56f" title="IFD Handler version number.">version</a>;
<a name="l00363"></a>00363 sReadersContexts[dwContextB]-><a class="code" href="structReaderContext.html#a63c89c04d1feae07ca35558055155ffb" title="Port ID.">port</a> =
<a name="l00364"></a>00364 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a63c89c04d1feae07ca35558055155ffb" title="Port ID.">port</a>;
<a name="l00365"></a>00365 sReadersContexts[dwContextB]-><a class="code" href="structReaderContext.html#a5257a53e17e1ca11daf01b70b49cc360" title="Dlopen handle.">vHandle</a> =
<a name="l00366"></a>00366 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a5257a53e17e1ca11daf01b70b49cc360" title="Dlopen handle.">vHandle</a>;
<a name="l00367"></a>00367 sReadersContexts[dwContextB]-><a class="code" href="structReaderContext.html#a221ef594a986ccfa18dfafb5d7954bc1" title="Mutex for this connection.">mMutex</a> =
<a name="l00368"></a>00368 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a221ef594a986ccfa18dfafb5d7954bc1" title="Mutex for this connection.">mMutex</a>;
<a name="l00369"></a>00369 sReadersContexts[dwContextB]-><a class="code" href="structReaderContext.html#a9c021e8de4e046238296212aec04d963" title="Number of client to mutex.">pMutex</a> =
<a name="l00370"></a>00370 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a9c021e8de4e046238296212aec04d963" title="Number of client to mutex.">pMutex</a>;
<a name="l00371"></a>00371 sReadersContexts[dwContextB]-><a class="code" href="structReaderContext.html#a83d6e2127b4cc5e01f2012608487d31a" title="Current Reader Slot.">slot</a> =
<a name="l00372"></a>00372 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a83d6e2127b4cc5e01f2012608487d31a" title="Current Reader Slot.">slot</a> + j;
<a name="l00373"></a>00373 sReadersContexts[dwContextB]-><a class="code" href="structReaderContext.html#a613ccbba508d3812b5a5ffe174ad7fe2" title="Card Event sync.">pthCardEvent</a> = NULL;
<a name="l00374"></a>00374
<a name="l00375"></a>00375 <span class="comment">/*</span>
<a name="l00376"></a>00376 <span class="comment"> * Added by Dave - slots did not have a pFeeds</span>
<a name="l00377"></a>00377 <span class="comment"> * parameter so it was by luck they were working</span>
<a name="l00378"></a>00378 <span class="comment"> */</span>
<a name="l00379"></a>00379 sReadersContexts[dwContextB]-><a class="code" href="structReaderContext.html#a83fdd1564695183a490af4de1d08709b" title="Number of shared client to lib.">pFeeds</a> =
<a name="l00380"></a>00380 sReadersContexts[dwContext]-><a class="code" href="structReaderContext.html#a83fdd1564695183a490af4de1d08709b" title="Number of shared client to lib.">pFeeds</a>;
<a name="l00381"></a>00381
<a name="l00382"></a>00382 <span class="comment">/* Added by Dave for multiple slots */</span>
<a name="l00383"></a>00383 *(sReadersContexts[dwContextB])->pFeeds += 1;
<a name="l00384"></a>00384
<a name="l00385"></a>00385 sReadersContexts[dwContextB]-><a class="code" href="structReaderContext.html#ac0153acdf44acec67845e32db4733ae7" title="Number of open contexts.">contexts</a> = 0;
<a name="l00386"></a>00386 sReadersContexts[dwContextB]-><a class="code" href="structReaderContext.html#a709439b280f5c7366f806423bfb5fdb5" title="Lock Id.">hLockId</a> = 0;
<a name="l00387"></a>00387 sReadersContexts[dwContextB]-><a class="code" href="structReaderContext.html#a74dfbd8479c24f0a44f32c6ce54bd6e7" title="number of recursive locks">LockCount</a> = 0;
<a name="l00388"></a>00388 sReadersContexts[dwContextB]-><a class="code" href="structReaderContext.html#ab37901567c864bc7d16bdb25020406d6" title="Shared ID High Nibble.">dwIdentity</a> =
<a name="l00389"></a>00389 (dwContextB + 1) << IDENTITY_SHIFT;
<a name="l00390"></a>00390
<a name="l00391"></a>00391 lrv = list_init(&sReadersContexts[dwContextB]->handlesList);
<a name="l00392"></a>00392 <span class="keywordflow">if</span> (lrv < 0)
<a name="l00393"></a>00393 {
<a name="l00394"></a>00394 Log2(PCSC_LOG_CRITICAL, <span class="stringliteral">"list_init failed with return value: %d"</span>, lrv);
<a name="l00395"></a>00395 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a81694393a1494d5091145734a2f0b36c" title="Not enough memory available to complete this command.">SCARD_E_NO_MEMORY</a>;
<a name="l00396"></a>00396 }
<a name="l00397"></a>00397
<a name="l00398"></a>00398 lrv = list_attributes_seeker(&sReadersContexts[dwContextB]->handlesList,
<a name="l00399"></a>00399 RDR_CLIHANDLES_seeker);
<a name="l00400"></a>00400 <span class="keywordflow">if</span> (lrv < 0)
<a name="l00401"></a>00401 {
<a name="l00402"></a>00402 Log2(PCSC_LOG_CRITICAL,
<a name="l00403"></a>00403 <span class="stringliteral">"list_attributes_seeker failed with return value: %d"</span>, lrv);
<a name="l00404"></a>00404 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a81694393a1494d5091145734a2f0b36c" title="Not enough memory available to complete this command.">SCARD_E_NO_MEMORY</a>;
<a name="l00405"></a>00405 }
<a name="l00406"></a>00406
<a name="l00407"></a>00407 (void)pthread_mutex_init(&sReadersContexts[dwContextB]->handlesList_lock, NULL);
<a name="l00408"></a>00408 (void)pthread_mutex_init(&sReadersContexts[dwContextB]->powerState_lock,
<a name="l00409"></a>00409 NULL);
<a name="l00410"></a>00410 sReadersContexts[dwContextB]-><a class="code" href="structReaderContext.html#af19f336bd37ddc379cbd32106acb82e7" title="auto power off state">powerState</a> = <a class="code" href="pcscd_8h.html#adc29c2ff13d900c2f185ee95427fb06ca364e061ee6f8ca8f305b09118078c0f4" title="auto power off">POWER_STATE_UNPOWERED</a>;
<a name="l00411"></a>00411
<a name="l00412"></a>00412 <span class="comment">/* Call on the parent driver to see if the slots are thread safe */</span>
<a name="l00413"></a>00413 dwGetSize = <span class="keyword">sizeof</span>(ucThread);
<a name="l00414"></a>00414 rv = <a class="code" href="ifdwrapper_8c.html#af9ec3bb9c077c400c6c0bc4b4e19155f" title="Get&#39;s capabilities in the reader.">IFDGetCapabilities</a>((sReadersContexts[dwContext]),
<a name="l00415"></a>00415 <a class="code" href="ifdhandler_8h.html#ac7f75f65ca08c10293f81835496241c4" title="support access to different slots of the reader">TAG_IFD_SLOT_THREAD_SAFE</a>, &dwGetSize, ucThread);
<a name="l00416"></a>00416
<a name="l00417"></a>00417 <span class="keywordflow">if</span> (rv == <a class="code" href="ifdhandler_8h.html#ae45ef2a236e5e6f15eb6b24a7bdf2d72" title="no error">IFD_SUCCESS</a> && dwGetSize == 1 && ucThread[0] == 1)
<a name="l00418"></a>00418 {
<a name="l00419"></a>00419 sReadersContexts[dwContextB]-><a class="code" href="structReaderContext.html#a221ef594a986ccfa18dfafb5d7954bc1" title="Mutex for this connection.">mMutex</a> =
<a name="l00420"></a>00420 malloc(<span class="keyword">sizeof</span>(pthread_mutex_t));
<a name="l00421"></a>00421 (void)pthread_mutex_init(sReadersContexts[dwContextB]->mMutex,
<a name="l00422"></a>00422 NULL);
<a name="l00423"></a>00423
<a name="l00424"></a>00424 sReadersContexts[dwContextB]-><a class="code" href="structReaderContext.html#a9c021e8de4e046238296212aec04d963" title="Number of client to mutex.">pMutex</a> = malloc(<span class="keyword">sizeof</span>(<span class="keywordtype">int</span>));
<a name="l00425"></a>00425 *(sReadersContexts[dwContextB])->pMutex = 1;
<a name="l00426"></a>00426 }
<a name="l00427"></a>00427 <span class="keywordflow">else</span>
<a name="l00428"></a>00428 *(sReadersContexts[dwContextB])->pMutex += 1;
<a name="l00429"></a>00429
<a name="l00430"></a>00430 dwNumReadersContexts += 1;
<a name="l00431"></a>00431
<a name="l00432"></a>00432 rv = RFInitializeReader(sReadersContexts[dwContextB]);
<a name="l00433"></a>00433 <span class="keywordflow">if</span> (rv != <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>)
<a name="l00434"></a>00434 {
<a name="l00435"></a>00435 <span class="comment">/* Cannot connect to slot. Exit gracefully */</span>
<a name="l00436"></a>00436 (void)RFRemoveReader(readerName, port);
<a name="l00437"></a>00437 <span class="keywordflow">return</span> rv;
<a name="l00438"></a>00438 }
<a name="l00439"></a>00439
<a name="l00440"></a>00440 <span class="comment">/* asynchronous card movement? */</span>
<a name="l00441"></a>00441 dwGetSize = <span class="keyword">sizeof</span>(fct);
<a name="l00442"></a>00442
<a name="l00443"></a>00443 rv = <a class="code" href="ifdwrapper_8c.html#af9ec3bb9c077c400c6c0bc4b4e19155f" title="Get&#39;s capabilities in the reader.">IFDGetCapabilities</a>((sReadersContexts[dwContextB]),
<a name="l00444"></a>00444 <a class="code" href="ifdhandler_8h.html#aad5f8bb68abbed2d322558d6c853f2a7" title="driver uses a polling thread with a timeout parameter">TAG_IFD_POLLING_THREAD_WITH_TIMEOUT</a>, &dwGetSize, (PUCHAR)&fct);
<a name="l00445"></a>00445 <span class="keywordflow">if</span> ((rv != <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>) || (dwGetSize != <span class="keyword">sizeof</span>(fct)))
<a name="l00446"></a>00446 {
<a name="l00447"></a>00447 Log1(PCSC_LOG_INFO, <span class="stringliteral">"Using the pcscd polling thread"</span>);
<a name="l00448"></a>00448 }
<a name="l00449"></a>00449 <span class="keywordflow">else</span>
<a name="l00450"></a>00450 {
<a name="l00451"></a>00451 sReadersContexts[dwContextB]-><a class="code" href="structReaderContext.html#a613ccbba508d3812b5a5ffe174ad7fe2" title="Card Event sync.">pthCardEvent</a> = fct;
<a name="l00452"></a>00452 Log1(PCSC_LOG_INFO, <span class="stringliteral">"Using the reader polling thread"</span>);
<a name="l00453"></a>00453 }
<a name="l00454"></a>00454
<a name="l00455"></a>00455 rv = EHSpawnEventHandler(sReadersContexts[dwContextB]);
<a name="l00456"></a>00456 <span class="keywordflow">if</span> (rv != <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>)
<a name="l00457"></a>00457 {
<a name="l00458"></a>00458 Log2(PCSC_LOG_ERROR, <span class="stringliteral">"%s init failed."</span>, readerName);
<a name="l00459"></a>00459 (void)RFRemoveReader(readerName, port);
<a name="l00460"></a>00460 <span class="keywordflow">return</span> rv;
<a name="l00461"></a>00461 }
<a name="l00462"></a>00462 }
<a name="l00463"></a>00463
<a name="l00464"></a>00464 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>;
<a name="l00465"></a>00465 }
<a name="l00466"></a>00466
<a name="l00467"></a>00467 LONG RFRemoveReader(<span class="keyword">const</span> <span class="keywordtype">char</span> *readerName, <span class="keywordtype">int</span> port)
<a name="l00468"></a>00468 {
<a name="l00469"></a>00469 LONG rv;
<a name="l00470"></a>00470 <a class="code" href="structReaderContext.html">READER_CONTEXT</a> * sContext;
<a name="l00471"></a>00471
<a name="l00472"></a>00472 <span class="keywordflow">if</span> (readerName == NULL)
<a name="l00473"></a>00473 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a9ece9fd9e68e4f802e16e951f8f2a642" title="One or more of the supplied parameters values could not be properly interpreted.">SCARD_E_INVALID_VALUE</a>;
<a name="l00474"></a>00474
<a name="l00475"></a>00475 <span class="keywordflow">while</span> (<a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a> ==
<a name="l00476"></a>00476 RFReaderInfoNamePort(port, readerName, &sContext))
<a name="l00477"></a>00477 {
<a name="l00478"></a>00478 <span class="comment">/* Try to destroy the thread */</span>
<a name="l00479"></a>00479 <span class="keywordflow">if</span> (sContext -> pthThread)
<a name="l00480"></a>00480 (void)EHDestroyEventHandler(sContext);
<a name="l00481"></a>00481
<a name="l00482"></a>00482 rv = RFUnInitializeReader(sContext);
<a name="l00483"></a>00483 <span class="keywordflow">if</span> (rv != <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>)
<a name="l00484"></a>00484 <span class="keywordflow">return</span> rv;
<a name="l00485"></a>00485
<a name="l00486"></a>00486 <span class="comment">/* Destroy and free the mutex */</span>
<a name="l00487"></a>00487 <span class="keywordflow">if</span> ((NULL == sContext-><a class="code" href="structReaderContext.html#a9c021e8de4e046238296212aec04d963" title="Number of client to mutex.">pMutex</a>) || (NULL == sContext-><a class="code" href="structReaderContext.html#a83fdd1564695183a490af4de1d08709b" title="Number of shared client to lib.">pFeeds</a>))
<a name="l00488"></a>00488 {
<a name="l00489"></a>00489 Log1(PCSC_LOG_ERROR,
<a name="l00490"></a>00490 <span class="stringliteral">"Trying to remove an already removed driver"</span>);
<a name="l00491"></a>00491 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a9ece9fd9e68e4f802e16e951f8f2a642" title="One or more of the supplied parameters values could not be properly interpreted.">SCARD_E_INVALID_VALUE</a>;
<a name="l00492"></a>00492 }
<a name="l00493"></a>00493
<a name="l00494"></a>00494 *sContext-><a class="code" href="structReaderContext.html#a9c021e8de4e046238296212aec04d963" title="Number of client to mutex.">pMutex</a> -= 1;
<a name="l00495"></a>00495
<a name="l00496"></a>00496 <span class="comment">/* free shared resources when the last slot is closed */</span>
<a name="l00497"></a>00497 <span class="keywordflow">if</span> (0 == *sContext-><a class="code" href="structReaderContext.html#a9c021e8de4e046238296212aec04d963" title="Number of client to mutex.">pMutex</a>)
<a name="l00498"></a>00498 {
<a name="l00499"></a>00499 (void)pthread_mutex_destroy(sContext-><a class="code" href="structReaderContext.html#a221ef594a986ccfa18dfafb5d7954bc1" title="Mutex for this connection.">mMutex</a>);
<a name="l00500"></a>00500 free(sContext-><a class="code" href="structReaderContext.html#a221ef594a986ccfa18dfafb5d7954bc1" title="Mutex for this connection.">mMutex</a>);
<a name="l00501"></a>00501 free(sContext-><a class="code" href="structReaderContext.html#ad44d8038f8e43459ac0a1c426dd5f743" title="Library Path.">library</a>);
<a name="l00502"></a>00502 free(sContext-><a class="code" href="structReaderContext.html#af2ff1e3088c734549b4c3676c5e86a22" title="Device Name.">device</a>);
<a name="l00503"></a>00503 free(sContext-><a class="code" href="structReaderContext.html#a9c021e8de4e046238296212aec04d963" title="Number of client to mutex.">pMutex</a>);
<a name="l00504"></a>00504 sContext-><a class="code" href="structReaderContext.html#a9c021e8de4e046238296212aec04d963" title="Number of client to mutex.">pMutex</a> = NULL;
<a name="l00505"></a>00505 }
<a name="l00506"></a>00506
<a name="l00507"></a>00507 *sContext-><a class="code" href="structReaderContext.html#a83fdd1564695183a490af4de1d08709b" title="Number of shared client to lib.">pFeeds</a> -= 1;
<a name="l00508"></a>00508
<a name="l00509"></a>00509 <span class="comment">/* Added by Dave to free the pFeeds variable */</span>
<a name="l00510"></a>00510 <span class="keywordflow">if</span> (*sContext-><a class="code" href="structReaderContext.html#a83fdd1564695183a490af4de1d08709b" title="Number of shared client to lib.">pFeeds</a> == 0)
<a name="l00511"></a>00511 {
<a name="l00512"></a>00512 free(sContext-><a class="code" href="structReaderContext.html#a83fdd1564695183a490af4de1d08709b" title="Number of shared client to lib.">pFeeds</a>);
<a name="l00513"></a>00513 sContext-><a class="code" href="structReaderContext.html#a83fdd1564695183a490af4de1d08709b" title="Number of shared client to lib.">pFeeds</a> = NULL;
<a name="l00514"></a>00514 }
<a name="l00515"></a>00515
<a name="l00516"></a>00516 sContext-><a class="code" href="structReaderContext.html#aad880fc4455c253781e8968f2239d56f" title="IFD Handler version number.">version</a> = 0;
<a name="l00517"></a>00517 sContext-><a class="code" href="structReaderContext.html#a63c89c04d1feae07ca35558055155ffb" title="Port ID.">port</a> = 0;
<a name="l00518"></a>00518 sContext-><a class="code" href="structReaderContext.html#a221ef594a986ccfa18dfafb5d7954bc1" title="Mutex for this connection.">mMutex</a> = NULL;
<a name="l00519"></a>00519 sContext-><a class="code" href="structReaderContext.html#ac0153acdf44acec67845e32db4733ae7" title="Number of open contexts.">contexts</a> = 0;
<a name="l00520"></a>00520 sContext-><a class="code" href="structReaderContext.html#a83d6e2127b4cc5e01f2012608487d31a" title="Current Reader Slot.">slot</a> = 0;
<a name="l00521"></a>00521 sContext-><a class="code" href="structReaderContext.html#a709439b280f5c7366f806423bfb5fdb5" title="Lock Id.">hLockId</a> = 0;
<a name="l00522"></a>00522 sContext-><a class="code" href="structReaderContext.html#a74dfbd8479c24f0a44f32c6ce54bd6e7" title="number of recursive locks">LockCount</a> = 0;
<a name="l00523"></a>00523 sContext-><a class="code" href="structReaderContext.html#a5257a53e17e1ca11daf01b70b49cc360" title="Dlopen handle.">vHandle</a> = NULL;
<a name="l00524"></a>00524 sContext-><a class="code" href="structReaderContext.html#ab37901567c864bc7d16bdb25020406d6" title="Shared ID High Nibble.">dwIdentity</a> = 0;
<a name="l00525"></a>00525
<a name="l00526"></a>00526 (void)pthread_mutex_lock(&sContext-><a class="code" href="structReaderContext.html#ac9952a2bab9a7782e85e7f4d073f225e" title="lock for the above list">handlesList_lock</a>);
<a name="l00527"></a>00527 <span class="keywordflow">while</span> (list_size(&(sContext->handlesList)) != 0)
<a name="l00528"></a>00528 {
<a name="l00529"></a>00529 <span class="keywordtype">int</span> lrv;
<a name="l00530"></a>00530 <a class="code" href="structRdrCliHandles.html">RDR_CLIHANDLES</a> *currentHandle;
<a name="l00531"></a>00531
<a name="l00532"></a>00532 currentHandle = list_get_at(&(sContext->handlesList), 0);
<a name="l00533"></a>00533 lrv = list_delete_at(&(sContext->handlesList), 0);
<a name="l00534"></a>00534 <span class="keywordflow">if</span> (lrv < 0)
<a name="l00535"></a>00535 Log2(PCSC_LOG_CRITICAL,
<a name="l00536"></a>00536 <span class="stringliteral">"list_delete_at failed with return value: %d"</span>, lrv);
<a name="l00537"></a>00537
<a name="l00538"></a>00538 free(currentHandle);
<a name="l00539"></a>00539 }
<a name="l00540"></a>00540 (void)pthread_mutex_unlock(&sContext-><a class="code" href="structReaderContext.html#ac9952a2bab9a7782e85e7f4d073f225e" title="lock for the above list">handlesList_lock</a>);
<a name="l00541"></a>00541 list_destroy(&(sContext->handlesList));
<a name="l00542"></a>00542 dwNumReadersContexts -= 1;
<a name="l00543"></a>00543
<a name="l00544"></a>00544 <span class="comment">/* signal an event to clients */</span>
<a name="l00545"></a>00545 (void)<a class="code" href="eventhandler_8c.html#af758bdf0f8f42781f0b24a042fda65c9" title="Sends an asynchronous event to any waiting client.">EHSignalEventToClients</a>();
<a name="l00546"></a>00546 }
<a name="l00547"></a>00547
<a name="l00548"></a>00548 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>;
<a name="l00549"></a>00549 }
<a name="l00550"></a>00550
<a name="l00551"></a>00551 LONG RFSetReaderName(<a class="code" href="structReaderContext.html">READER_CONTEXT</a> * rContext, <span class="keyword">const</span> <span class="keywordtype">char</span> *readerName,
<a name="l00552"></a>00552 <span class="keyword">const</span> <span class="keywordtype">char</span> *libraryName, <span class="keywordtype">int</span> port, DWORD slot)
<a name="l00553"></a>00553 {
<a name="l00554"></a>00554 LONG parent = -1; <span class="comment">/* reader number of the parent of the clone */</span>
<a name="l00555"></a>00555 DWORD valueLength;
<a name="l00556"></a>00556 <span class="keywordtype">int</span> currentDigit = -1;
<a name="l00557"></a>00557 <span class="keywordtype">int</span> supportedChannels = 0;
<a name="l00558"></a>00558 <span class="keywordtype">int</span> usedDigits[<a class="code" href="pcsclite_8h.html#af750e6e22c809de2b523c17e4a092036" title="Maximum readers context (a slot is count as a reader)">PCSCLITE_MAX_READERS_CONTEXTS</a>];
<a name="l00559"></a>00559 <span class="keywordtype">int</span> i;
<a name="l00560"></a>00560
<a name="l00561"></a>00561 <span class="comment">/* Clear the list */</span>
<a name="l00562"></a>00562 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="pcsclite_8h.html#af750e6e22c809de2b523c17e4a092036" title="Maximum readers context (a slot is count as a reader)">PCSCLITE_MAX_READERS_CONTEXTS</a>; i++)
<a name="l00563"></a>00563 usedDigits[i] = FALSE;
<a name="l00564"></a>00564
<a name="l00565"></a>00565 <span class="keywordflow">if</span> ((0 == slot) && (dwNumReadersContexts != 0))
<a name="l00566"></a>00566 {
<a name="l00567"></a>00567 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="pcsclite_8h.html#af750e6e22c809de2b523c17e4a092036" title="Maximum readers context (a slot is count as a reader)">PCSCLITE_MAX_READERS_CONTEXTS</a>; i++)
<a name="l00568"></a>00568 {
<a name="l00569"></a>00569 <span class="keywordflow">if</span> (sReadersContexts[i]->vHandle != 0)
<a name="l00570"></a>00570 {
<a name="l00571"></a>00571 <span class="keywordflow">if</span> (strcmp(sReadersContexts[i]->library, libraryName) == 0)
<a name="l00572"></a>00572 {
<a name="l00573"></a>00573 UCHAR tagValue[1];
<a name="l00574"></a>00574 LONG ret;
<a name="l00575"></a>00575
<a name="l00576"></a>00576 <span class="comment">/* Ask the driver if it supports multiple channels */</span>
<a name="l00577"></a>00577 valueLength = <span class="keyword">sizeof</span>(tagValue);
<a name="l00578"></a>00578 ret = <a class="code" href="ifdwrapper_8c.html#af9ec3bb9c077c400c6c0bc4b4e19155f" title="Get&#39;s capabilities in the reader.">IFDGetCapabilities</a>(sReadersContexts[i],
<a name="l00579"></a>00579 <a class="code" href="ifdhandler_8h.html#a0bcde8044065d9932267cc2144e56fe4" title="number of reader the driver can manage">TAG_IFD_SIMULTANEOUS_ACCESS</a>,
<a name="l00580"></a>00580 &valueLength, tagValue);
<a name="l00581"></a>00581
<a name="l00582"></a>00582 <span class="keywordflow">if</span> ((ret == <a class="code" href="ifdhandler_8h.html#ae45ef2a236e5e6f15eb6b24a7bdf2d72" title="no error">IFD_SUCCESS</a>) && (valueLength == 1) &&
<a name="l00583"></a>00583 (tagValue[0] > 1))
<a name="l00584"></a>00584 {
<a name="l00585"></a>00585 supportedChannels = tagValue[0];
<a name="l00586"></a>00586 Log2(PCSC_LOG_INFO,
<a name="l00587"></a>00587 <span class="stringliteral">"Support %d simultaneous readers"</span>, tagValue[0]);
<a name="l00588"></a>00588 }
<a name="l00589"></a>00589 <span class="keywordflow">else</span>
<a name="l00590"></a>00590 supportedChannels = 1;
<a name="l00591"></a>00591
<a name="l00592"></a>00592 <span class="comment">/* Check to see if it is a hotplug reader and different */</span>
<a name="l00593"></a>00593 <span class="keywordflow">if</span> ((((sReadersContexts[i]->port & 0xFFFF0000) ==
<a name="l00594"></a>00594 PCSCLITE_HP_BASE_PORT)
<a name="l00595"></a>00595 && (sReadersContexts[i]->port != port))
<a name="l00596"></a>00596 || (supportedChannels > 1))
<a name="l00597"></a>00597 {
<a name="l00598"></a>00598 <span class="keyword">const</span> <span class="keywordtype">char</span> *reader = sReadersContexts[i]-><a class="code" href="structReaderContext.html#ad83f23e5ebcf7ddd14d27928da96a97e" title="link to the reader state">readerState</a>-><a class="code" href="structpubReaderStatesList.html#a2911a61e0a38e8245a963debf872bfb9" title="reader name">readerName</a>;
<a name="l00599"></a>00599
<a name="l00600"></a>00600 <span class="comment">/*</span>
<a name="l00601"></a>00601 <span class="comment"> * tells the caller who the parent of this</span>
<a name="l00602"></a>00602 <span class="comment"> * clone is so it can use it's shared</span>
<a name="l00603"></a>00603 <span class="comment"> * resources like mutex/etc.</span>
<a name="l00604"></a>00604 <span class="comment"> */</span>
<a name="l00605"></a>00605 parent = i;
<a name="l00606"></a>00606
<a name="l00607"></a>00607 <span class="comment">/*</span>
<a name="l00608"></a>00608 <span class="comment"> * If the same reader already exists and it is</span>
<a name="l00609"></a>00609 <span class="comment"> * hotplug then we must look for others and</span>
<a name="l00610"></a>00610 <span class="comment"> * enumerate the readername</span>
<a name="l00611"></a>00611 <span class="comment"> */</span>
<a name="l00612"></a>00612 currentDigit = strtol(reader + strlen(reader) - 5, NULL, 16);
<a name="l00613"></a>00613
<a name="l00614"></a>00614 <span class="comment">/* This spot is taken */</span>
<a name="l00615"></a>00615 usedDigits[currentDigit] = TRUE;
<a name="l00616"></a>00616 }
<a name="l00617"></a>00617 }
<a name="l00618"></a>00618 }
<a name="l00619"></a>00619 }
<a name="l00620"></a>00620 }
<a name="l00621"></a>00621
<a name="l00622"></a>00622 <span class="comment">/* default value */</span>
<a name="l00623"></a>00623 i = 0;
<a name="l00624"></a>00624
<a name="l00625"></a>00625 <span class="comment">/* Other identical readers exist on the same bus */</span>
<a name="l00626"></a>00626 <span class="keywordflow">if</span> (currentDigit != -1)
<a name="l00627"></a>00627 {
<a name="l00628"></a>00628 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="pcsclite_8h.html#af750e6e22c809de2b523c17e4a092036" title="Maximum readers context (a slot is count as a reader)">PCSCLITE_MAX_READERS_CONTEXTS</a>; i++)
<a name="l00629"></a>00629 {
<a name="l00630"></a>00630 <span class="comment">/* get the first free digit */</span>
<a name="l00631"></a>00631 <span class="keywordflow">if</span> (usedDigits[i] == FALSE)
<a name="l00632"></a>00632 <span class="keywordflow">break</span>;
<a name="l00633"></a>00633 }
<a name="l00634"></a>00634
<a name="l00635"></a>00635 <span class="keywordflow">if</span> (i == PCSCLITE_MAX_READERS_CONTEXTS)
<a name="l00636"></a>00636 {
<a name="l00637"></a>00637 Log2(PCSC_LOG_ERROR, <span class="stringliteral">"Max number of readers reached: %d"</span>, PCSCLITE_MAX_READERS_CONTEXTS);
<a name="l00638"></a>00638 <span class="keywordflow">return</span> -2;
<a name="l00639"></a>00639 }
<a name="l00640"></a>00640
<a name="l00641"></a>00641 <span class="keywordflow">if</span> (i >= supportedChannels)
<a name="l00642"></a>00642 {
<a name="l00643"></a>00643 Log3(PCSC_LOG_ERROR, <span class="stringliteral">"Driver %s does not support more than "</span>
<a name="l00644"></a>00644 <span class="stringliteral">"%d reader(s). Maybe the driver should support "</span>
<a name="l00645"></a>00645 <span class="stringliteral">"TAG_IFD_SIMULTANEOUS_ACCESS"</span>, libraryName, supportedChannels);
<a name="l00646"></a>00646 <span class="keywordflow">return</span> -2;
<a name="l00647"></a>00647 }
<a name="l00648"></a>00648 }
<a name="l00649"></a>00649
<a name="l00650"></a>00650 snprintf(rContext-><a class="code" href="structReaderContext.html#ad83f23e5ebcf7ddd14d27928da96a97e" title="link to the reader state">readerState</a>-><a class="code" href="structpubReaderStatesList.html#a2911a61e0a38e8245a963debf872bfb9" title="reader name">readerName</a>,
<a name="l00651"></a>00651 <span class="keyword">sizeof</span>(rContext-><a class="code" href="structReaderContext.html#ad83f23e5ebcf7ddd14d27928da96a97e" title="link to the reader state">readerState</a>-><a class="code" href="structpubReaderStatesList.html#a2911a61e0a38e8245a963debf872bfb9" title="reader name">readerName</a>), <span class="stringliteral">"%s %02X %02lX"</span>,
<a name="l00652"></a>00652 readerName, i, slot);
<a name="l00653"></a>00653
<a name="l00654"></a>00654 <span class="comment">/* Set the slot in 0xDDDDCCCC */</span>
<a name="l00655"></a>00655 rContext-><a class="code" href="structReaderContext.html#a83d6e2127b4cc5e01f2012608487d31a" title="Current Reader Slot.">slot</a> = (i << 16) + slot;
<a name="l00656"></a>00656
<a name="l00657"></a>00657 <span class="keywordflow">return</span> parent;
<a name="l00658"></a>00658 }
<a name="l00659"></a>00659
<a name="l00660"></a>00660 LONG RFReaderInfo(<span class="keyword">const</span> <span class="keywordtype">char</span> *readerName, <a class="code" href="structReaderContext.html">READER_CONTEXT</a> ** sReader)
<a name="l00661"></a>00661 {
<a name="l00662"></a>00662 <span class="keywordtype">int</span> i;
<a name="l00663"></a>00663
<a name="l00664"></a>00664 <span class="keywordflow">if</span> (readerName == NULL)
<a name="l00665"></a>00665 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a1bc24e84bfe33ef68be7251e2423190a" title="The specified reader name is not recognized.">SCARD_E_UNKNOWN_READER</a>;
<a name="l00666"></a>00666
<a name="l00667"></a>00667 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="pcsclite_8h.html#af750e6e22c809de2b523c17e4a092036" title="Maximum readers context (a slot is count as a reader)">PCSCLITE_MAX_READERS_CONTEXTS</a>; i++)
<a name="l00668"></a>00668 {
<a name="l00669"></a>00669 <span class="keywordflow">if</span> (sReadersContexts[i]->vHandle != 0)
<a name="l00670"></a>00670 {
<a name="l00671"></a>00671 <span class="keywordflow">if</span> (strcmp(readerName,
<a name="l00672"></a>00672 sReadersContexts[i]->readerState->readerName) == 0)
<a name="l00673"></a>00673 {
<a name="l00674"></a>00674 *sReader = sReadersContexts[i];
<a name="l00675"></a>00675 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>;
<a name="l00676"></a>00676 }
<a name="l00677"></a>00677 }
<a name="l00678"></a>00678 }
<a name="l00679"></a>00679
<a name="l00680"></a>00680 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a1bc24e84bfe33ef68be7251e2423190a" title="The specified reader name is not recognized.">SCARD_E_UNKNOWN_READER</a>;
<a name="l00681"></a>00681 }
<a name="l00682"></a>00682
<a name="l00683"></a>00683 LONG RFReaderInfoNamePort(<span class="keywordtype">int</span> port, <span class="keyword">const</span> <span class="keywordtype">char</span> *readerName,
<a name="l00684"></a>00684 <a class="code" href="structReaderContext.html">READER_CONTEXT</a> * * sReader)
<a name="l00685"></a>00685 {
<a name="l00686"></a>00686 <span class="keywordtype">char</span> lpcStripReader[MAX_READERNAME];
<a name="l00687"></a>00687 <span class="keywordtype">int</span> i;
<a name="l00688"></a>00688
<a name="l00689"></a>00689 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="pcsclite_8h.html#af750e6e22c809de2b523c17e4a092036" title="Maximum readers context (a slot is count as a reader)">PCSCLITE_MAX_READERS_CONTEXTS</a>; i++)
<a name="l00690"></a>00690 {
<a name="l00691"></a>00691 <span class="keywordflow">if</span> (sReadersContexts[i]->vHandle != 0)
<a name="l00692"></a>00692 {
<a name="l00693"></a>00693 <span class="keywordtype">int</span> tmplen;
<a name="l00694"></a>00694
<a name="l00695"></a>00695 strncpy(lpcStripReader,
<a name="l00696"></a>00696 sReadersContexts[i]->readerState->readerName,
<a name="l00697"></a>00697 <span class="keyword">sizeof</span>(lpcStripReader));
<a name="l00698"></a>00698 tmplen = strlen(lpcStripReader);
<a name="l00699"></a>00699 lpcStripReader[tmplen - 6] = 0;
<a name="l00700"></a>00700
<a name="l00701"></a>00701 <span class="keywordflow">if</span> ((strcmp(readerName, lpcStripReader) == 0) &&
<a name="l00702"></a>00702 (port == sReadersContexts[i]->port))
<a name="l00703"></a>00703 {
<a name="l00704"></a>00704 *sReader = sReadersContexts[i];
<a name="l00705"></a>00705 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>;
<a name="l00706"></a>00706 }
<a name="l00707"></a>00707 }
<a name="l00708"></a>00708 }
<a name="l00709"></a>00709
<a name="l00710"></a>00710 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a9ece9fd9e68e4f802e16e951f8f2a642" title="One or more of the supplied parameters values could not be properly interpreted.">SCARD_E_INVALID_VALUE</a>;
<a name="l00711"></a>00711 }
<a name="l00712"></a>00712
<a name="l00713"></a>00713 LONG RFReaderInfoById(DWORD dwIdentity, <a class="code" href="structReaderContext.html">READER_CONTEXT</a> * * sReader)
<a name="l00714"></a>00714 {
<a name="l00715"></a>00715 <span class="keywordtype">int</span> i;
<a name="l00716"></a>00716
<a name="l00717"></a>00717 <span class="comment">/* Strip off the lower nibble and get the identity */</span>
<a name="l00718"></a>00718 dwIdentity = dwIdentity >> IDENTITY_SHIFT;
<a name="l00719"></a>00719 dwIdentity = dwIdentity << IDENTITY_SHIFT;
<a name="l00720"></a>00720
<a name="l00721"></a>00721 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="pcsclite_8h.html#af750e6e22c809de2b523c17e4a092036" title="Maximum readers context (a slot is count as a reader)">PCSCLITE_MAX_READERS_CONTEXTS</a>; i++)
<a name="l00722"></a>00722 {
<a name="l00723"></a>00723 <span class="keywordflow">if</span> (dwIdentity == sReadersContexts[i]->dwIdentity)
<a name="l00724"></a>00724 {
<a name="l00725"></a>00725 *sReader = sReadersContexts[i];
<a name="l00726"></a>00726 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>;
<a name="l00727"></a>00727 }
<a name="l00728"></a>00728 }
<a name="l00729"></a>00729
<a name="l00730"></a>00730 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a9ece9fd9e68e4f802e16e951f8f2a642" title="One or more of the supplied parameters values could not be properly interpreted.">SCARD_E_INVALID_VALUE</a>;
<a name="l00731"></a>00731 }
<a name="l00732"></a>00732
<a name="l00733"></a>00733 LONG RFLoadReader(<a class="code" href="structReaderContext.html">READER_CONTEXT</a> * rContext)
<a name="l00734"></a>00734 {
<a name="l00735"></a>00735 <span class="keywordflow">if</span> (rContext-><a class="code" href="structReaderContext.html#a5257a53e17e1ca11daf01b70b49cc360" title="Dlopen handle.">vHandle</a> != 0)
<a name="l00736"></a>00736 {
<a name="l00737"></a>00737 Log2(PCSC_LOG_INFO, <span class="stringliteral">"Reusing already loaded driver for %s"</span>,
<a name="l00738"></a>00738 rContext-><a class="code" href="structReaderContext.html#ad44d8038f8e43459ac0a1c426dd5f743" title="Library Path.">library</a>);
<a name="l00739"></a>00739 <span class="comment">/* Another reader exists with this library loaded */</span>
<a name="l00740"></a>00740 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>;
<a name="l00741"></a>00741 }
<a name="l00742"></a>00742
<a name="l00743"></a>00743 <span class="keywordflow">return</span> DYN_LoadLibrary(&rContext-><a class="code" href="structReaderContext.html#a5257a53e17e1ca11daf01b70b49cc360" title="Dlopen handle.">vHandle</a>, rContext-><a class="code" href="structReaderContext.html#ad44d8038f8e43459ac0a1c426dd5f743" title="Library Path.">library</a>);
<a name="l00744"></a>00744 }
<a name="l00745"></a>00745
<a name="l00746"></a>00746 LONG RFBindFunctions(<a class="code" href="structReaderContext.html">READER_CONTEXT</a> * rContext)
<a name="l00747"></a>00747 {
<a name="l00748"></a>00748 <span class="keywordtype">int</span> rv;
<a name="l00749"></a>00749 <span class="keywordtype">void</span> *f;
<a name="l00750"></a>00750
<a name="l00751"></a>00751 rv = DYN_GetAddress(rContext-><a class="code" href="structReaderContext.html#a5257a53e17e1ca11daf01b70b49cc360" title="Dlopen handle.">vHandle</a>, &f, <span class="stringliteral">"IFDHCreateChannelByName"</span>);
<a name="l00752"></a>00752 <span class="keywordflow">if</span> (<a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a> == rv)
<a name="l00753"></a>00753 {
<a name="l00754"></a>00754 <span class="comment">/* Ifd Handler 3.0 found */</span>
<a name="l00755"></a>00755 rContext-><a class="code" href="structReaderContext.html#aad880fc4455c253781e8968f2239d56f" title="IFD Handler version number.">version</a> = IFD_HVERSION_3_0;
<a name="l00756"></a>00756 }
<a name="l00757"></a>00757 <span class="keywordflow">else</span>
<a name="l00758"></a>00758 {
<a name="l00759"></a>00759 rv = DYN_GetAddress(rContext-><a class="code" href="structReaderContext.html#a5257a53e17e1ca11daf01b70b49cc360" title="Dlopen handle.">vHandle</a>, &f, <span class="stringliteral">"IFDHCreateChannel"</span>);
<a name="l00760"></a>00760 <span class="keywordflow">if</span> (<a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a> == rv)
<a name="l00761"></a>00761 {
<a name="l00762"></a>00762 <span class="comment">/* Ifd Handler 2.0 found */</span>
<a name="l00763"></a>00763 rContext-><a class="code" href="structReaderContext.html#aad880fc4455c253781e8968f2239d56f" title="IFD Handler version number.">version</a> = IFD_HVERSION_2_0;
<a name="l00764"></a>00764 }
<a name="l00765"></a>00765 <span class="keywordflow">else</span>
<a name="l00766"></a>00766 {
<a name="l00767"></a>00767 <span class="comment">/* Neither version of the IFD Handler was found - exit */</span>
<a name="l00768"></a>00768 Log1(PCSC_LOG_CRITICAL, <span class="stringliteral">"IFDHandler functions missing"</span>);
<a name="l00769"></a>00769 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a27abb2c7397e0b23939cf216111d4e9a" title="An internal error has been detected, but the source is unknown.">SCARD_F_UNKNOWN_ERROR</a>;
<a name="l00770"></a>00770 }
<a name="l00771"></a>00771 }
<a name="l00772"></a>00772
<a name="l00773"></a>00773 <span class="keywordflow">if</span> (rContext-><a class="code" href="structReaderContext.html#aad880fc4455c253781e8968f2239d56f" title="IFD Handler version number.">version</a> == IFD_HVERSION_2_0)
<a name="l00774"></a>00774 {
<a name="l00775"></a>00775 <span class="comment">/* The following binds version 2.0 of the IFD Handler specs */</span>
<a name="l00776"></a>00776 <span class="preprocessor">#define GET_ADDRESS_OPTIONALv2(s, code) \</span>
<a name="l00777"></a>00777 <span class="preprocessor">{ \</span>
<a name="l00778"></a>00778 <span class="preprocessor"> void *f1 = NULL; \</span>
<a name="l00779"></a>00779 <span class="preprocessor"> int rvl = DYN_GetAddress(rContext->vHandle, &f1, "IFDH" #s); \</span>
<a name="l00780"></a>00780 <span class="preprocessor"> if (SCARD_S_SUCCESS != rvl) \</span>
<a name="l00781"></a>00781 <span class="preprocessor"> { \</span>
<a name="l00782"></a>00782 <span class="preprocessor"> code \</span>
<a name="l00783"></a>00783 <span class="preprocessor"> } \</span>
<a name="l00784"></a>00784 <span class="preprocessor"> rContext->psFunctions.psFunctions_v2.pvf ## s = f1; \</span>
<a name="l00785"></a>00785 <span class="preprocessor">}</span>
<a name="l00786"></a>00786 <span class="preprocessor"></span>
<a name="l00787"></a>00787 <span class="preprocessor">#define GET_ADDRESSv2(s) \</span>
<a name="l00788"></a>00788 <span class="preprocessor"> GET_ADDRESS_OPTIONALv2(s, \</span>
<a name="l00789"></a>00789 <span class="preprocessor"> Log1(PCSC_LOG_CRITICAL, "IFDHandler functions missing: " #s ); \</span>
<a name="l00790"></a>00790 <span class="preprocessor"> return(rv); )</span>
<a name="l00791"></a>00791 <span class="preprocessor"></span>
<a name="l00792"></a>00792 Log1(PCSC_LOG_INFO, <span class="stringliteral">"Loading IFD Handler 2.0"</span>);
<a name="l00793"></a>00793
<a name="l00794"></a>00794 GET_ADDRESSv2(CreateChannel)
<a name="l00795"></a>00795 GET_ADDRESSv2(CloseChannel)
<a name="l00796"></a>00796 GET_ADDRESSv2(GetCapabilities)
<a name="l00797"></a>00797 GET_ADDRESSv2(SetCapabilities)
<a name="l00798"></a>00798 GET_ADDRESSv2(PowerICC)
<a name="l00799"></a>00799 GET_ADDRESSv2(TransmitToICC)
<a name="l00800"></a>00800 GET_ADDRESSv2(ICCPresence)
<a name="l00801"></a>00801 GET_ADDRESS_OPTIONALv2(SetProtocolParameters, )
<a name="l00802"></a>00802
<a name="l00803"></a>00803 GET_ADDRESSv2(Control)
<a name="l00804"></a>00804 }
<a name="l00805"></a>00805 else if (rContext->version == IFD_HVERSION_3_0)
<a name="l00806"></a>00806 {
<a name="l00807"></a>00807 <span class="comment">/* The following binds version 3.0 of the IFD Handler specs */</span>
<a name="l00808"></a>00808 <span class="preprocessor">#define GET_ADDRESS_OPTIONALv3(s, code) \</span>
<a name="l00809"></a>00809 <span class="preprocessor">{ \</span>
<a name="l00810"></a>00810 <span class="preprocessor"> void *f1 = NULL; \</span>
<a name="l00811"></a>00811 <span class="preprocessor"> int rvl = DYN_GetAddress(rContext->vHandle, &f1, "IFDH" #s); \</span>
<a name="l00812"></a>00812 <span class="preprocessor"> if (SCARD_S_SUCCESS != rvl) \</span>
<a name="l00813"></a>00813 <span class="preprocessor"> { \</span>
<a name="l00814"></a>00814 <span class="preprocessor"> code \</span>
<a name="l00815"></a>00815 <span class="preprocessor"> } \</span>
<a name="l00816"></a>00816 <span class="preprocessor"> rContext->psFunctions.psFunctions_v3.pvf ## s = f1; \</span>
<a name="l00817"></a>00817 <span class="preprocessor">}</span>
<a name="l00818"></a>00818 <span class="preprocessor"></span>
<a name="l00819"></a>00819 <span class="preprocessor">#define GET_ADDRESSv3(s) \</span>
<a name="l00820"></a>00820 <span class="preprocessor"> GET_ADDRESS_OPTIONALv3(s, \</span>
<a name="l00821"></a>00821 <span class="preprocessor"> Log1(PCSC_LOG_CRITICAL, "IFDHandler functions missing: " #s ); \</span>
<a name="l00822"></a>00822 <span class="preprocessor"> return(rv); )</span>
<a name="l00823"></a>00823 <span class="preprocessor"></span>
<a name="l00824"></a>00824 Log1(PCSC_LOG_INFO, <span class="stringliteral">"Loading IFD Handler 3.0"</span>);
<a name="l00825"></a>00825
<a name="l00826"></a>00826 GET_ADDRESSv2(CreateChannel)
<a name="l00827"></a>00827 GET_ADDRESSv2(CloseChannel)
<a name="l00828"></a>00828 GET_ADDRESSv2(GetCapabilities)
<a name="l00829"></a>00829 GET_ADDRESSv2(SetCapabilities)
<a name="l00830"></a>00830 GET_ADDRESSv2(PowerICC)
<a name="l00831"></a>00831 GET_ADDRESSv2(TransmitToICC)
<a name="l00832"></a>00832 GET_ADDRESSv2(ICCPresence)
<a name="l00833"></a>00833 GET_ADDRESS_OPTIONALv2(SetProtocolParameters, )
<a name="l00834"></a>00834
<a name="l00835"></a>00835 GET_ADDRESSv3(CreateChannelByName)
<a name="l00836"></a>00836 GET_ADDRESSv3(Control)
<a name="l00837"></a>00837 }
<a name="l00838"></a>00838 else
<a name="l00839"></a>00839 {
<a name="l00840"></a>00840 <span class="comment">/* Who knows what could have happenned for it to get here. */</span>
<a name="l00841"></a>00841 Log1(PCSC_LOG_CRITICAL, <span class="stringliteral">"IFD Handler not 1.0/2.0 or 3.0"</span>);
<a name="l00842"></a>00842 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a27abb2c7397e0b23939cf216111d4e9a" title="An internal error has been detected, but the source is unknown.">SCARD_F_UNKNOWN_ERROR</a>;
<a name="l00843"></a>00843 }
<a name="l00844"></a>00844
<a name="l00845"></a>00845 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>;
<a name="l00846"></a>00846 }
<a name="l00847"></a>00847
<a name="l00848"></a>00848 LONG RFUnBindFunctions(<a class="code" href="structReaderContext.html">READER_CONTEXT</a> * rContext)
<a name="l00849"></a>00849 {
<a name="l00850"></a>00850 <span class="comment">/* Zero out everything */</span>
<a name="l00851"></a>00851 memset(&rContext-><a class="code" href="structReaderContext.html#a627d54efaa512c2d1cc5d43367ee9420" title="driver functions">psFunctions</a>, 0, <span class="keyword">sizeof</span>(rContext-><a class="code" href="structReaderContext.html#a627d54efaa512c2d1cc5d43367ee9420" title="driver functions">psFunctions</a>));
<a name="l00852"></a>00852
<a name="l00853"></a>00853 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>;
<a name="l00854"></a>00854 }
<a name="l00855"></a>00855
<a name="l00856"></a>00856 LONG RFUnloadReader(<a class="code" href="structReaderContext.html">READER_CONTEXT</a> * rContext)
<a name="l00857"></a>00857 {
<a name="l00858"></a>00858 <span class="comment">/* Make sure no one else is using this library */</span>
<a name="l00859"></a>00859 <span class="keywordflow">if</span> (*rContext-><a class="code" href="structReaderContext.html#a83fdd1564695183a490af4de1d08709b" title="Number of shared client to lib.">pFeeds</a> == 1)
<a name="l00860"></a>00860 {
<a name="l00861"></a>00861 Log1(PCSC_LOG_INFO, <span class="stringliteral">"Unloading reader driver."</span>);
<a name="l00862"></a>00862 (void)DYN_CloseLibrary(&rContext-><a class="code" href="structReaderContext.html#a5257a53e17e1ca11daf01b70b49cc360" title="Dlopen handle.">vHandle</a>);
<a name="l00863"></a>00863 }
<a name="l00864"></a>00864
<a name="l00865"></a>00865 rContext-><a class="code" href="structReaderContext.html#a5257a53e17e1ca11daf01b70b49cc360" title="Dlopen handle.">vHandle</a> = NULL;
<a name="l00866"></a>00866
<a name="l00867"></a>00867 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>;
<a name="l00868"></a>00868 }
<a name="l00869"></a>00869
<a name="l00870"></a>00870 LONG RFCheckSharing(<a class="code" href="pcsclite_8h.html#af328aca3e11de737ecd771bcf1f75fb5" title="hCard returned by SCardConnect()">SCARDHANDLE</a> hCard, <a class="code" href="structReaderContext.html">READER_CONTEXT</a> * rContext)
<a name="l00871"></a>00871 {
<a name="l00872"></a>00872 <span class="keywordflow">if</span> (rContext-><a class="code" href="structReaderContext.html#a709439b280f5c7366f806423bfb5fdb5" title="Lock Id.">hLockId</a> == 0 || rContext-><a class="code" href="structReaderContext.html#a709439b280f5c7366f806423bfb5fdb5" title="Lock Id.">hLockId</a> == hCard)
<a name="l00873"></a>00873 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>;
<a name="l00874"></a>00874 <span class="keywordflow">else</span>
<a name="l00875"></a>00875 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a81cd3fc9e7e84c66be2471294152235f" title="The smart card cannot be accessed because of other connections outstanding.">SCARD_E_SHARING_VIOLATION</a>;
<a name="l00876"></a>00876 }
<a name="l00877"></a>00877
<a name="l00878"></a>00878 LONG RFLockSharing(<a class="code" href="pcsclite_8h.html#af328aca3e11de737ecd771bcf1f75fb5" title="hCard returned by SCardConnect()">SCARDHANDLE</a> hCard, <a class="code" href="structReaderContext.html">READER_CONTEXT</a> * rContext)
<a name="l00879"></a>00879 {
<a name="l00880"></a>00880 LONG rv;
<a name="l00881"></a>00881
<a name="l00882"></a>00882 (void)pthread_mutex_lock(&LockMutex);
<a name="l00883"></a>00883 rv = RFCheckSharing(hCard, rContext);
<a name="l00884"></a>00884 <span class="keywordflow">if</span> (<a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a> == rv)
<a name="l00885"></a>00885 {
<a name="l00886"></a>00886 rContext-><a class="code" href="structReaderContext.html#a74dfbd8479c24f0a44f32c6ce54bd6e7" title="number of recursive locks">LockCount</a> += 1;
<a name="l00887"></a>00887 rContext-><a class="code" href="structReaderContext.html#a709439b280f5c7366f806423bfb5fdb5" title="Lock Id.">hLockId</a> = hCard;
<a name="l00888"></a>00888 }
<a name="l00889"></a>00889 (void)pthread_mutex_unlock(&LockMutex);
<a name="l00890"></a>00890
<a name="l00891"></a>00891 <span class="keywordflow">return</span> rv;
<a name="l00892"></a>00892 }
<a name="l00893"></a>00893
<a name="l00894"></a>00894 LONG RFUnlockSharing(<a class="code" href="pcsclite_8h.html#af328aca3e11de737ecd771bcf1f75fb5" title="hCard returned by SCardConnect()">SCARDHANDLE</a> hCard, <a class="code" href="structReaderContext.html">READER_CONTEXT</a> * rContext)
<a name="l00895"></a>00895 {
<a name="l00896"></a>00896 LONG rv;
<a name="l00897"></a>00897
<a name="l00898"></a>00898 (void)pthread_mutex_lock(&LockMutex);
<a name="l00899"></a>00899 rv = RFCheckSharing(hCard, rContext);
<a name="l00900"></a>00900 <span class="keywordflow">if</span> (<a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a> == rv)
<a name="l00901"></a>00901 {
<a name="l00902"></a>00902 <span class="keywordflow">if</span> (rContext-><a class="code" href="structReaderContext.html#a74dfbd8479c24f0a44f32c6ce54bd6e7" title="number of recursive locks">LockCount</a> > 0)
<a name="l00903"></a>00903 rContext-><a class="code" href="structReaderContext.html#a74dfbd8479c24f0a44f32c6ce54bd6e7" title="number of recursive locks">LockCount</a> -= 1;
<a name="l00904"></a>00904 <span class="keywordflow">if</span> (0 == rContext-><a class="code" href="structReaderContext.html#a74dfbd8479c24f0a44f32c6ce54bd6e7" title="number of recursive locks">LockCount</a>)
<a name="l00905"></a>00905 rContext-><a class="code" href="structReaderContext.html#a709439b280f5c7366f806423bfb5fdb5" title="Lock Id.">hLockId</a> = 0;
<a name="l00906"></a>00906 }
<a name="l00907"></a>00907 (void)pthread_mutex_unlock(&LockMutex);
<a name="l00908"></a>00908
<a name="l00909"></a>00909 <span class="keywordflow">return</span> rv;
<a name="l00910"></a>00910 }
<a name="l00911"></a>00911
<a name="l00912"></a>00912 LONG RFUnlockAllSharing(<a class="code" href="pcsclite_8h.html#af328aca3e11de737ecd771bcf1f75fb5" title="hCard returned by SCardConnect()">SCARDHANDLE</a> hCard, <a class="code" href="structReaderContext.html">READER_CONTEXT</a> * rContext)
<a name="l00913"></a>00913 {
<a name="l00914"></a>00914 LONG rv;
<a name="l00915"></a>00915
<a name="l00916"></a>00916 (void)pthread_mutex_lock(&LockMutex);
<a name="l00917"></a>00917 rv = RFCheckSharing(hCard, rContext);
<a name="l00918"></a>00918 <span class="keywordflow">if</span> (<a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a> == rv)
<a name="l00919"></a>00919 {
<a name="l00920"></a>00920 rContext-><a class="code" href="structReaderContext.html#a74dfbd8479c24f0a44f32c6ce54bd6e7" title="number of recursive locks">LockCount</a> = 0;
<a name="l00921"></a>00921 rContext-><a class="code" href="structReaderContext.html#a709439b280f5c7366f806423bfb5fdb5" title="Lock Id.">hLockId</a> = 0;
<a name="l00922"></a>00922 }
<a name="l00923"></a>00923 (void)pthread_mutex_unlock(&LockMutex);
<a name="l00924"></a>00924
<a name="l00925"></a>00925 <span class="keywordflow">return</span> rv;
<a name="l00926"></a>00926 }
<a name="l00927"></a>00927
<a name="l00928"></a>00928 LONG RFInitializeReader(<a class="code" href="structReaderContext.html">READER_CONTEXT</a> * rContext)
<a name="l00929"></a>00929 {
<a name="l00930"></a>00930 LONG rv;
<a name="l00931"></a>00931
<a name="l00932"></a>00932 <span class="comment">/* Spawn the event handler thread */</span>
<a name="l00933"></a>00933 Log3(PCSC_LOG_INFO, <span class="stringliteral">"Attempting startup of %s using %s"</span>,
<a name="l00934"></a>00934 rContext-><a class="code" href="structReaderContext.html#ad83f23e5ebcf7ddd14d27928da96a97e" title="link to the reader state">readerState</a>-><a class="code" href="structpubReaderStatesList.html#a2911a61e0a38e8245a963debf872bfb9" title="reader name">readerName</a>, rContext-><a class="code" href="structReaderContext.html#ad44d8038f8e43459ac0a1c426dd5f743" title="Library Path.">library</a>);
<a name="l00935"></a>00935
<a name="l00936"></a>00936 <span class="preprocessor">#ifndef PCSCLITE_STATIC_DRIVER</span>
<a name="l00937"></a>00937 <span class="preprocessor"></span> <span class="comment">/* loads the library */</span>
<a name="l00938"></a>00938 rv = RFLoadReader(rContext);
<a name="l00939"></a>00939 <span class="keywordflow">if</span> (rv != <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>)
<a name="l00940"></a>00940 {
<a name="l00941"></a>00941 Log2(PCSC_LOG_ERROR, <span class="stringliteral">"RFLoadReader failed: 0x%X"</span>, rv);
<a name="l00942"></a>00942 <span class="keywordflow">return</span> rv;
<a name="l00943"></a>00943 }
<a name="l00944"></a>00944
<a name="l00945"></a>00945 <span class="comment">/* binds the functions */</span>
<a name="l00946"></a>00946 rv = RFBindFunctions(rContext);
<a name="l00947"></a>00947
<a name="l00948"></a>00948 <span class="keywordflow">if</span> (rv != <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>)
<a name="l00949"></a>00949 {
<a name="l00950"></a>00950 Log2(PCSC_LOG_ERROR, <span class="stringliteral">"RFBindFunctions failed: 0x%X"</span>, rv);
<a name="l00951"></a>00951 (void)RFUnloadReader(rContext);
<a name="l00952"></a>00952 <span class="keywordflow">return</span> rv;
<a name="l00953"></a>00953 }
<a name="l00954"></a>00954 <span class="preprocessor">#else</span>
<a name="l00955"></a>00955 <span class="preprocessor"></span> <span class="comment">/* define a fake vHandle. Can be any value except NULL */</span>
<a name="l00956"></a>00956 rContext-><a class="code" href="structReaderContext.html#a5257a53e17e1ca11daf01b70b49cc360" title="Dlopen handle.">vHandle</a> = RFInitializeReader;
<a name="l00957"></a>00957 <span class="preprocessor">#endif</span>
<a name="l00958"></a>00958 <span class="preprocessor"></span>
<a name="l00959"></a>00959 <span class="comment">/* tries to open the port */</span>
<a name="l00960"></a>00960 rv = <a class="code" href="ifdwrapper_8c.html#aef3b5dc4b2d783af6edcc09a0102471c" title="Open a communication channel to the IFD.">IFDOpenIFD</a>(rContext);
<a name="l00961"></a>00961
<a name="l00962"></a>00962 <span class="keywordflow">if</span> (rv != <a class="code" href="ifdhandler_8h.html#ae45ef2a236e5e6f15eb6b24a7bdf2d72" title="no error">IFD_SUCCESS</a>)
<a name="l00963"></a>00963 {
<a name="l00964"></a>00964 Log3(PCSC_LOG_CRITICAL, <span class="stringliteral">"Open Port 0x%X Failed (%s)"</span>,
<a name="l00965"></a>00965 rContext-><a class="code" href="structReaderContext.html#a63c89c04d1feae07ca35558055155ffb" title="Port ID.">port</a>, rContext-><a class="code" href="structReaderContext.html#af2ff1e3088c734549b4c3676c5e86a22" title="Device Name.">device</a>);
<a name="l00966"></a>00966
<a name="l00967"></a>00967 <span class="comment">/* the reader was not started correctly */</span>
<a name="l00968"></a>00968 rContext-><a class="code" href="structReaderContext.html#a83d6e2127b4cc5e01f2012608487d31a" title="Current Reader Slot.">slot</a> = -1;
<a name="l00969"></a>00969
<a name="l00970"></a>00970 <span class="comment">/* IFDOpenIFD() failed */</span>
<a name="l00971"></a>00971 rContext-><a class="code" href="structReaderContext.html#a83d6e2127b4cc5e01f2012608487d31a" title="Current Reader Slot.">slot</a> = -1;
<a name="l00972"></a>00972
<a name="l00973"></a>00973 <span class="keywordflow">if</span> (<a class="code" href="ifdhandler_8h.html#a0a0d086b32b271a2172baebd65d9da9f" title="The IFD_NO_SUCH_DEVICE error must be returned by the driver when it detects the reader is no more pre...">IFD_NO_SUCH_DEVICE</a> == rv)
<a name="l00974"></a>00974 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a1bc24e84bfe33ef68be7251e2423190a" title="The specified reader name is not recognized.">SCARD_E_UNKNOWN_READER</a>;
<a name="l00975"></a>00975 <span class="keywordflow">else</span>
<a name="l00976"></a>00976 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a37b498229179904babd93afd6e3c03d0" title="Registry startup information is missing or invalid.">SCARD_E_INVALID_TARGET</a>;
<a name="l00977"></a>00977 }
<a name="l00978"></a>00978
<a name="l00979"></a>00979 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>;
<a name="l00980"></a>00980 }
<a name="l00981"></a>00981
<a name="l00982"></a>00982 LONG RFUnInitializeReader(<a class="code" href="structReaderContext.html">READER_CONTEXT</a> * rContext)
<a name="l00983"></a>00983 {
<a name="l00984"></a>00984 Log2(PCSC_LOG_INFO, <span class="stringliteral">"Attempting shutdown of %s."</span>,
<a name="l00985"></a>00985 rContext-><a class="code" href="structReaderContext.html#ad83f23e5ebcf7ddd14d27928da96a97e" title="link to the reader state">readerState</a>-><a class="code" href="structpubReaderStatesList.html#a2911a61e0a38e8245a963debf872bfb9" title="reader name">readerName</a>);
<a name="l00986"></a>00986
<a name="l00987"></a>00987 <span class="comment">/* Do not close a reader if IFDOpenIFD() failed in RFInitializeReader() */</span>
<a name="l00988"></a>00988 <span class="keywordflow">if</span> (rContext-><a class="code" href="structReaderContext.html#a83d6e2127b4cc5e01f2012608487d31a" title="Current Reader Slot.">slot</a> != -1)
<a name="l00989"></a>00989 (void)<a class="code" href="ifdwrapper_8c.html#aedc5eca2b5c9409bc3577763ca98cc18" title="Close a communication channel to the IFD.">IFDCloseIFD</a>(rContext);
<a name="l00990"></a>00990
<a name="l00991"></a>00991 (void)RFUnBindFunctions(rContext);
<a name="l00992"></a>00992 (void)RFUnloadReader(rContext);
<a name="l00993"></a>00993
<a name="l00994"></a>00994 <span class="comment">/*</span>
<a name="l00995"></a>00995 <span class="comment"> * Zero out the public status struct to allow it to be recycled and</span>
<a name="l00996"></a>00996 <span class="comment"> * used again</span>
<a name="l00997"></a>00997 <span class="comment"> */</span>
<a name="l00998"></a>00998 memset(rContext-><a class="code" href="structReaderContext.html#ad83f23e5ebcf7ddd14d27928da96a97e" title="link to the reader state">readerState</a>-><a class="code" href="structpubReaderStatesList.html#a2911a61e0a38e8245a963debf872bfb9" title="reader name">readerName</a>, 0,
<a name="l00999"></a>00999 <span class="keyword">sizeof</span>(rContext-><a class="code" href="structReaderContext.html#ad83f23e5ebcf7ddd14d27928da96a97e" title="link to the reader state">readerState</a>-><a class="code" href="structpubReaderStatesList.html#a2911a61e0a38e8245a963debf872bfb9" title="reader name">readerName</a>));
<a name="l01000"></a>01000 memset(rContext-><a class="code" href="structReaderContext.html#ad83f23e5ebcf7ddd14d27928da96a97e" title="link to the reader state">readerState</a>-><a class="code" href="structpubReaderStatesList.html#a865f4e34f374b7b24b3a56008f92676f" title="ATR.">cardAtr</a>, 0,
<a name="l01001"></a>01001 <span class="keyword">sizeof</span>(rContext-><a class="code" href="structReaderContext.html#ad83f23e5ebcf7ddd14d27928da96a97e" title="link to the reader state">readerState</a>-><a class="code" href="structpubReaderStatesList.html#a865f4e34f374b7b24b3a56008f92676f" title="ATR.">cardAtr</a>));
<a name="l01002"></a>01002 rContext-><a class="code" href="structReaderContext.html#ad83f23e5ebcf7ddd14d27928da96a97e" title="link to the reader state">readerState</a>-><a class="code" href="structpubReaderStatesList.html#ae0bfa9f9998463192d8c18cf86915082" title="SCARD_* bit field.">readerState</a> = 0;
<a name="l01003"></a>01003 rContext-><a class="code" href="structReaderContext.html#ad83f23e5ebcf7ddd14d27928da96a97e" title="link to the reader state">readerState</a>-><a class="code" href="structpubReaderStatesList.html#a3466b5e09f39d5857bf6a158a5bb7d30" title="PCSCLITE_SHARING_* sharing status.">readerSharing</a> = 0;
<a name="l01004"></a>01004 rContext-><a class="code" href="structReaderContext.html#ad83f23e5ebcf7ddd14d27928da96a97e" title="link to the reader state">readerState</a>-><a class="code" href="structpubReaderStatesList.html#afe108cdd8d9d06f1294ba235303d59a7" title="ATR length.">cardAtrLength</a> = <a class="code" href="eventhandler_8h.html#a5608a42045886b6486390541b0ace5e5" title="Special value to indicate that power up has not yet happen This is used to auto start mode to wait un...">READER_NOT_INITIALIZED</a>;
<a name="l01005"></a>01005 rContext-><a class="code" href="structReaderContext.html#ad83f23e5ebcf7ddd14d27928da96a97e" title="link to the reader state">readerState</a>-><a class="code" href="structpubReaderStatesList.html#a8218d71b0c62a617790e645fca310913" title="SCARD_PROTOCOL_* value.">cardProtocol</a> = <a class="code" href="pcsclite_8h.html#a3b42ca2bc25ec7ff3211a25110b4fc60" title="protocol not set">SCARD_PROTOCOL_UNDEFINED</a>;
<a name="l01006"></a>01006
<a name="l01007"></a>01007 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>;
<a name="l01008"></a>01008 }
<a name="l01009"></a>01009
<a name="l01010"></a>01010 <a class="code" href="pcsclite_8h.html#af328aca3e11de737ecd771bcf1f75fb5" title="hCard returned by SCardConnect()">SCARDHANDLE</a> RFCreateReaderHandle(<a class="code" href="structReaderContext.html">READER_CONTEXT</a> * rContext)
<a name="l01011"></a>01011 {
<a name="l01012"></a>01012 USHORT randHandle;
<a name="l01013"></a>01013
<a name="l01014"></a>01014 <span class="comment">/* Create a random handle with 16 bits check to see if it already is</span>
<a name="l01015"></a>01015 <span class="comment"> * used. */</span>
<a name="l01016"></a>01016 <span class="comment">/* FIXME: THIS IS NOT STRONG ENOUGH: A 128-bit token should be</span>
<a name="l01017"></a>01017 <span class="comment"> * generated. The client and server would associate token and hCard</span>
<a name="l01018"></a>01018 <span class="comment"> * for authentication. */</span>
<a name="l01019"></a>01019 randHandle = SYS_RandomInt(10, 65000);
<a name="l01020"></a>01020
<a name="l01021"></a>01021 <span class="keywordtype">int</span> i;
<a name="l01022"></a>01022 again:
<a name="l01023"></a>01023 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="pcsclite_8h.html#af750e6e22c809de2b523c17e4a092036" title="Maximum readers context (a slot is count as a reader)">PCSCLITE_MAX_READERS_CONTEXTS</a>; i++)
<a name="l01024"></a>01024 {
<a name="l01025"></a>01025 <span class="keywordflow">if</span> (sReadersContexts[i]->vHandle != 0)
<a name="l01026"></a>01026 {
<a name="l01027"></a>01027 <a class="code" href="structRdrCliHandles.html">RDR_CLIHANDLES</a> *currentHandle;
<a name="l01028"></a>01028 <a class="code" href="structlist__t.html" title="list object">list_t</a> * l = &sReadersContexts[i]->handlesList;
<a name="l01029"></a>01029
<a name="l01030"></a>01030 (void)pthread_mutex_lock(&sReadersContexts[i]->handlesList_lock);
<a name="l01031"></a>01031 list_iterator_start(l);
<a name="l01032"></a>01032 <span class="keywordflow">while</span> (list_iterator_hasnext(l))
<a name="l01033"></a>01033 {
<a name="l01034"></a>01034 currentHandle = list_iterator_next(l);
<a name="l01035"></a>01035 <span class="keywordflow">if</span> (((LONG)rContext-><a class="code" href="structReaderContext.html#ab37901567c864bc7d16bdb25020406d6" title="Shared ID High Nibble.">dwIdentity</a> + randHandle) ==
<a name="l01036"></a>01036 (currentHandle-><a class="code" href="structRdrCliHandles.html#a8af14d4dc827407031b340dfa2b147a2" title="hCard for this connection">hCard</a>))
<a name="l01037"></a>01037 {
<a name="l01038"></a>01038 <span class="comment">/* Get a new handle and loop again */</span>
<a name="l01039"></a>01039 randHandle = SYS_RandomInt(10, 65000);
<a name="l01040"></a>01040 list_iterator_stop(l);
<a name="l01041"></a>01041 (void)pthread_mutex_unlock(&sReadersContexts[i]->handlesList_lock);
<a name="l01042"></a>01042 <span class="keywordflow">goto</span> again;
<a name="l01043"></a>01043 }
<a name="l01044"></a>01044 }
<a name="l01045"></a>01045 list_iterator_stop(l);
<a name="l01046"></a>01046 (void)pthread_mutex_unlock(&sReadersContexts[i]->handlesList_lock);
<a name="l01047"></a>01047 }
<a name="l01048"></a>01048 }
<a name="l01049"></a>01049
<a name="l01050"></a>01050 <span class="comment">/* Once the for loop is completed w/o restart a good handle was</span>
<a name="l01051"></a>01051 <span class="comment"> * found and the loop can be exited. */</span>
<a name="l01052"></a>01052 <span class="keywordflow">return</span> rContext-><a class="code" href="structReaderContext.html#ab37901567c864bc7d16bdb25020406d6" title="Shared ID High Nibble.">dwIdentity</a> + randHandle;
<a name="l01053"></a>01053 }
<a name="l01054"></a>01054
<a name="l01055"></a>01055 LONG RFFindReaderHandle(<a class="code" href="pcsclite_8h.html#af328aca3e11de737ecd771bcf1f75fb5" title="hCard returned by SCardConnect()">SCARDHANDLE</a> hCard)
<a name="l01056"></a>01056 {
<a name="l01057"></a>01057 <span class="keywordtype">int</span> i;
<a name="l01058"></a>01058
<a name="l01059"></a>01059 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="pcsclite_8h.html#af750e6e22c809de2b523c17e4a092036" title="Maximum readers context (a slot is count as a reader)">PCSCLITE_MAX_READERS_CONTEXTS</a>; i++)
<a name="l01060"></a>01060 {
<a name="l01061"></a>01061 <span class="keywordflow">if</span> (sReadersContexts[i]->vHandle != 0)
<a name="l01062"></a>01062 {
<a name="l01063"></a>01063 <a class="code" href="structRdrCliHandles.html">RDR_CLIHANDLES</a> * currentHandle;
<a name="l01064"></a>01064 (void)pthread_mutex_lock(&sReadersContexts[i]->handlesList_lock);
<a name="l01065"></a>01065 currentHandle = list_seek(&sReadersContexts[i]->handlesList,
<a name="l01066"></a>01066 &hCard);
<a name="l01067"></a>01067 (void)pthread_mutex_unlock(&sReadersContexts[i]->handlesList_lock);
<a name="l01068"></a>01068 <span class="keywordflow">if</span> (currentHandle != NULL)
<a name="l01069"></a>01069 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>;
<a name="l01070"></a>01070 }
<a name="l01071"></a>01071 }
<a name="l01072"></a>01072
<a name="l01073"></a>01073 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a05bdea2f2341e78d920885d1cc357676" title="The supplied handle was invalid.">SCARD_E_INVALID_HANDLE</a>;
<a name="l01074"></a>01074 }
<a name="l01075"></a>01075
<a name="l01076"></a>01076 LONG RFDestroyReaderHandle(<span class="comment">/*@unused@*/</span> <a class="code" href="pcsclite_8h.html#af328aca3e11de737ecd771bcf1f75fb5" title="hCard returned by SCardConnect()">SCARDHANDLE</a> hCard)
<a name="l01077"></a>01077 {
<a name="l01078"></a>01078 (void)hCard;
<a name="l01079"></a>01079 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>;
<a name="l01080"></a>01080 }
<a name="l01081"></a>01081
<a name="l01082"></a>01082 LONG RFAddReaderHandle(<a class="code" href="structReaderContext.html">READER_CONTEXT</a> * rContext, <a class="code" href="pcsclite_8h.html#af328aca3e11de737ecd771bcf1f75fb5" title="hCard returned by SCardConnect()">SCARDHANDLE</a> hCard)
<a name="l01083"></a>01083 {
<a name="l01084"></a>01084 <span class="keywordtype">int</span> listLength, lrv;
<a name="l01085"></a>01085 <a class="code" href="structRdrCliHandles.html">RDR_CLIHANDLES</a> *newHandle;
<a name="l01086"></a>01086 LONG rv = <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>;
<a name="l01087"></a>01087
<a name="l01088"></a>01088 (void)pthread_mutex_lock(&rContext-><a class="code" href="structReaderContext.html#ac9952a2bab9a7782e85e7f4d073f225e" title="lock for the above list">handlesList_lock</a>);
<a name="l01089"></a>01089 listLength = list_size(&(rContext->handlesList));
<a name="l01090"></a>01090
<a name="l01091"></a>01091 <span class="comment">/* Throttle the number of possible handles */</span>
<a name="l01092"></a>01092 <span class="keywordflow">if</span> (listLength >= maxReaderHandles)
<a name="l01093"></a>01093 {
<a name="l01094"></a>01094 Log2(PCSC_LOG_CRITICAL,
<a name="l01095"></a>01095 <span class="stringliteral">"Too many handles opened, exceeding configured max (%d)"</span>,
<a name="l01096"></a>01096 maxReaderHandles);
<a name="l01097"></a>01097 rv = <a class="code" href="pcsclite_8h.html#a81694393a1494d5091145734a2f0b36c" title="Not enough memory available to complete this command.">SCARD_E_NO_MEMORY</a>;
<a name="l01098"></a>01098 <span class="keywordflow">goto</span> end;
<a name="l01099"></a>01099 }
<a name="l01100"></a>01100
<a name="l01101"></a>01101 newHandle = malloc(<span class="keyword">sizeof</span>(<a class="code" href="structRdrCliHandles.html">RDR_CLIHANDLES</a>));
<a name="l01102"></a>01102 <span class="keywordflow">if</span> (NULL == newHandle)
<a name="l01103"></a>01103 {
<a name="l01104"></a>01104 Log1(PCSC_LOG_CRITICAL, <span class="stringliteral">"malloc failed"</span>);
<a name="l01105"></a>01105 rv = <a class="code" href="pcsclite_8h.html#a81694393a1494d5091145734a2f0b36c" title="Not enough memory available to complete this command.">SCARD_E_NO_MEMORY</a>;
<a name="l01106"></a>01106 <span class="keywordflow">goto</span> end;
<a name="l01107"></a>01107 }
<a name="l01108"></a>01108
<a name="l01109"></a>01109 newHandle-><a class="code" href="structRdrCliHandles.html#a8af14d4dc827407031b340dfa2b147a2" title="hCard for this connection">hCard</a> = hCard;
<a name="l01110"></a>01110 newHandle-><a class="code" href="structRdrCliHandles.html#a5a050a281901af2969c83ec59a66d4d4" title="Recent event that must be sent.">dwEventStatus</a> = 0;
<a name="l01111"></a>01111
<a name="l01112"></a>01112 lrv = list_append(&(rContext->handlesList), newHandle);
<a name="l01113"></a>01113 <span class="keywordflow">if</span> (lrv < 0)
<a name="l01114"></a>01114 {
<a name="l01115"></a>01115 free(newHandle);
<a name="l01116"></a>01116 Log2(PCSC_LOG_CRITICAL, <span class="stringliteral">"list_append failed with return value: %d"</span>,
<a name="l01117"></a>01117 lrv);
<a name="l01118"></a>01118 rv = <a class="code" href="pcsclite_8h.html#a81694393a1494d5091145734a2f0b36c" title="Not enough memory available to complete this command.">SCARD_E_NO_MEMORY</a>;
<a name="l01119"></a>01119 }
<a name="l01120"></a>01120 end:
<a name="l01121"></a>01121 (void)pthread_mutex_unlock(&rContext-><a class="code" href="structReaderContext.html#ac9952a2bab9a7782e85e7f4d073f225e" title="lock for the above list">handlesList_lock</a>);
<a name="l01122"></a>01122 <span class="keywordflow">return</span> rv;
<a name="l01123"></a>01123 }
<a name="l01124"></a>01124
<a name="l01125"></a>01125 LONG RFRemoveReaderHandle(<a class="code" href="structReaderContext.html">READER_CONTEXT</a> * rContext, <a class="code" href="pcsclite_8h.html#af328aca3e11de737ecd771bcf1f75fb5" title="hCard returned by SCardConnect()">SCARDHANDLE</a> hCard)
<a name="l01126"></a>01126 {
<a name="l01127"></a>01127 <a class="code" href="structRdrCliHandles.html">RDR_CLIHANDLES</a> *currentHandle;
<a name="l01128"></a>01128 <span class="keywordtype">int</span> lrv;
<a name="l01129"></a>01129 LONG rv = <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>;
<a name="l01130"></a>01130
<a name="l01131"></a>01131 (void)pthread_mutex_lock(&rContext-><a class="code" href="structReaderContext.html#ac9952a2bab9a7782e85e7f4d073f225e" title="lock for the above list">handlesList_lock</a>);
<a name="l01132"></a>01132 currentHandle = list_seek(&(rContext->handlesList), &hCard);
<a name="l01133"></a>01133 <span class="keywordflow">if</span> (NULL == currentHandle)
<a name="l01134"></a>01134 {
<a name="l01135"></a>01135 Log2(PCSC_LOG_CRITICAL, <span class="stringliteral">"list_seek failed to locate hCard=%X"</span>, hCard);
<a name="l01136"></a>01136 rv = <a class="code" href="pcsclite_8h.html#a05bdea2f2341e78d920885d1cc357676" title="The supplied handle was invalid.">SCARD_E_INVALID_HANDLE</a>;
<a name="l01137"></a>01137 <span class="keywordflow">goto</span> end;
<a name="l01138"></a>01138 }
<a name="l01139"></a>01139
<a name="l01140"></a>01140 lrv = list_delete(&(rContext->handlesList), currentHandle);
<a name="l01141"></a>01141 <span class="keywordflow">if</span> (lrv < 0)
<a name="l01142"></a>01142 Log2(PCSC_LOG_CRITICAL,
<a name="l01143"></a>01143 <span class="stringliteral">"list_delete failed with return value: %d"</span>, lrv);
<a name="l01144"></a>01144
<a name="l01145"></a>01145 free(currentHandle);
<a name="l01146"></a>01146
<a name="l01147"></a>01147 end:
<a name="l01148"></a>01148 (void)pthread_mutex_unlock(&rContext-><a class="code" href="structReaderContext.html#ac9952a2bab9a7782e85e7f4d073f225e" title="lock for the above list">handlesList_lock</a>);
<a name="l01149"></a>01149
<a name="l01150"></a>01150 <span class="comment">/* Not Found */</span>
<a name="l01151"></a>01151 <span class="keywordflow">return</span> rv;
<a name="l01152"></a>01152 }
<a name="l01153"></a>01153
<a name="l01154"></a>01154 LONG RFSetReaderEventState(<a class="code" href="structReaderContext.html">READER_CONTEXT</a> * rContext, DWORD dwEvent)
<a name="l01155"></a>01155 {
<a name="l01156"></a>01156 <span class="comment">/* Set all the handles for that reader to the event */</span>
<a name="l01157"></a>01157 <span class="keywordtype">int</span> list_index, listSize;
<a name="l01158"></a>01158 <a class="code" href="structRdrCliHandles.html">RDR_CLIHANDLES</a> *currentHandle;
<a name="l01159"></a>01159
<a name="l01160"></a>01160 (void)pthread_mutex_lock(&rContext-><a class="code" href="structReaderContext.html#ac9952a2bab9a7782e85e7f4d073f225e" title="lock for the above list">handlesList_lock</a>);
<a name="l01161"></a>01161 listSize = list_size(&(rContext->handlesList));
<a name="l01162"></a>01162
<a name="l01163"></a>01163 <span class="keywordflow">for</span> (list_index = 0; list_index < listSize; list_index++)
<a name="l01164"></a>01164 {
<a name="l01165"></a>01165 currentHandle = list_get_at(&(rContext->handlesList), list_index);
<a name="l01166"></a>01166 <span class="keywordflow">if</span> (NULL == currentHandle)
<a name="l01167"></a>01167 {
<a name="l01168"></a>01168 Log2(PCSC_LOG_CRITICAL, <span class="stringliteral">"list_get_at failed at index %s"</span>,
<a name="l01169"></a>01169 list_index);
<a name="l01170"></a>01170 <span class="keywordflow">continue</span>;
<a name="l01171"></a>01171 }
<a name="l01172"></a>01172
<a name="l01173"></a>01173 currentHandle-><a class="code" href="structRdrCliHandles.html#a5a050a281901af2969c83ec59a66d4d4" title="Recent event that must be sent.">dwEventStatus</a> = dwEvent;
<a name="l01174"></a>01174 }
<a name="l01175"></a>01175 (void)pthread_mutex_unlock(&rContext-><a class="code" href="structReaderContext.html#ac9952a2bab9a7782e85e7f4d073f225e" title="lock for the above list">handlesList_lock</a>);
<a name="l01176"></a>01176
<a name="l01177"></a>01177 <span class="keywordflow">if</span> (<a class="code" href="pcscd_8h.html#ac3addaa035656d9240290695e46d2b87" title="Card was removed.">SCARD_REMOVED</a> == dwEvent)
<a name="l01178"></a>01178 {
<a name="l01179"></a>01179 <span class="comment">/* unlock the card */</span>
<a name="l01180"></a>01180 rContext-><a class="code" href="structReaderContext.html#a709439b280f5c7366f806423bfb5fdb5" title="Lock Id.">hLockId</a> = 0;
<a name="l01181"></a>01181 rContext-><a class="code" href="structReaderContext.html#a74dfbd8479c24f0a44f32c6ce54bd6e7" title="number of recursive locks">LockCount</a> = 0;
<a name="l01182"></a>01182 }
<a name="l01183"></a>01183
<a name="l01184"></a>01184 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>;
<a name="l01185"></a>01185 }
<a name="l01186"></a>01186
<a name="l01187"></a>01187 LONG RFCheckReaderEventState(<a class="code" href="structReaderContext.html">READER_CONTEXT</a> * rContext, <a class="code" href="pcsclite_8h.html#af328aca3e11de737ecd771bcf1f75fb5" title="hCard returned by SCardConnect()">SCARDHANDLE</a> hCard)
<a name="l01188"></a>01188 {
<a name="l01189"></a>01189 LONG rv;
<a name="l01190"></a>01190 <a class="code" href="structRdrCliHandles.html">RDR_CLIHANDLES</a> *currentHandle;
<a name="l01191"></a>01191
<a name="l01192"></a>01192 (void)pthread_mutex_lock(&rContext-><a class="code" href="structReaderContext.html#ac9952a2bab9a7782e85e7f4d073f225e" title="lock for the above list">handlesList_lock</a>);
<a name="l01193"></a>01193 currentHandle = list_seek(&(rContext->handlesList), &hCard);
<a name="l01194"></a>01194 (void)pthread_mutex_unlock(&rContext-><a class="code" href="structReaderContext.html#ac9952a2bab9a7782e85e7f4d073f225e" title="lock for the above list">handlesList_lock</a>);
<a name="l01195"></a>01195 <span class="keywordflow">if</span> (NULL == currentHandle)
<a name="l01196"></a>01196 {
<a name="l01197"></a>01197 <span class="comment">/* Not Found */</span>
<a name="l01198"></a>01198 Log2(PCSC_LOG_CRITICAL, <span class="stringliteral">"list_seek failed for hCard 0x%X"</span>, hCard);
<a name="l01199"></a>01199 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a05bdea2f2341e78d920885d1cc357676" title="The supplied handle was invalid.">SCARD_E_INVALID_HANDLE</a>;
<a name="l01200"></a>01200 }
<a name="l01201"></a>01201
<a name="l01202"></a>01202 <span class="keywordflow">switch</span>(currentHandle-><a class="code" href="structRdrCliHandles.html#a5a050a281901af2969c83ec59a66d4d4" title="Recent event that must be sent.">dwEventStatus</a>)
<a name="l01203"></a>01203 {
<a name="l01204"></a>01204 <span class="keywordflow">case</span> 0:
<a name="l01205"></a>01205 rv = <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>;
<a name="l01206"></a>01206 <span class="keywordflow">break</span>;
<a name="l01207"></a>01207
<a name="l01208"></a>01208 <span class="keywordflow">case</span> <a class="code" href="pcscd_8h.html#ac3addaa035656d9240290695e46d2b87" title="Card was removed.">SCARD_REMOVED</a>:
<a name="l01209"></a>01209 rv = <a class="code" href="pcsclite_8h.html#aa2efd953946973972b1afc5d0343820c" title="The smart card has been removed, so further communication is not possible.">SCARD_W_REMOVED_CARD</a>;
<a name="l01210"></a>01210 <span class="keywordflow">break</span>;
<a name="l01211"></a>01211
<a name="l01212"></a>01212 <span class="keywordflow">case</span> <a class="code" href="pcscd_8h.html#aaa33efde4fadc5d23196805e49c19fa1" title="Card was reset.">SCARD_RESET</a>:
<a name="l01213"></a>01213 rv = <a class="code" href="pcsclite_8h.html#a20fbb8319646f26c4ad7f237d1a64f0c" title="The smart card has been reset, so any shared state information is invalid.">SCARD_W_RESET_CARD</a>;
<a name="l01214"></a>01214 <span class="keywordflow">break</span>;
<a name="l01215"></a>01215
<a name="l01216"></a>01216 <span class="keywordflow">default</span>:
<a name="l01217"></a>01217 rv = <a class="code" href="pcsclite_8h.html#a9ece9fd9e68e4f802e16e951f8f2a642" title="One or more of the supplied parameters values could not be properly interpreted.">SCARD_E_INVALID_VALUE</a>;
<a name="l01218"></a>01218 }
<a name="l01219"></a>01219
<a name="l01220"></a>01220 <span class="keywordflow">return</span> rv;
<a name="l01221"></a>01221 }
<a name="l01222"></a>01222
<a name="l01223"></a>01223 LONG RFClearReaderEventState(<a class="code" href="structReaderContext.html">READER_CONTEXT</a> * rContext, <a class="code" href="pcsclite_8h.html#af328aca3e11de737ecd771bcf1f75fb5" title="hCard returned by SCardConnect()">SCARDHANDLE</a> hCard)
<a name="l01224"></a>01224 {
<a name="l01225"></a>01225 <a class="code" href="structRdrCliHandles.html">RDR_CLIHANDLES</a> *currentHandle;
<a name="l01226"></a>01226
<a name="l01227"></a>01227 (void)pthread_mutex_lock(&rContext-><a class="code" href="structReaderContext.html#ac9952a2bab9a7782e85e7f4d073f225e" title="lock for the above list">handlesList_lock</a>);
<a name="l01228"></a>01228 currentHandle = list_seek(&(rContext->handlesList), &hCard);
<a name="l01229"></a>01229 (void)pthread_mutex_unlock(&rContext-><a class="code" href="structReaderContext.html#ac9952a2bab9a7782e85e7f4d073f225e" title="lock for the above list">handlesList_lock</a>);
<a name="l01230"></a>01230 <span class="keywordflow">if</span> (NULL == currentHandle)
<a name="l01231"></a>01231 <span class="comment">/* Not Found */</span>
<a name="l01232"></a>01232 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a05bdea2f2341e78d920885d1cc357676" title="The supplied handle was invalid.">SCARD_E_INVALID_HANDLE</a>;
<a name="l01233"></a>01233
<a name="l01234"></a>01234 currentHandle-><a class="code" href="structRdrCliHandles.html#a5a050a281901af2969c83ec59a66d4d4" title="Recent event that must be sent.">dwEventStatus</a> = 0;
<a name="l01235"></a>01235
<a name="l01236"></a>01236 <span class="comment">/* hCards should be unique so we</span>
<a name="l01237"></a>01237 <span class="comment"> * should be able to return</span>
<a name="l01238"></a>01238 <span class="comment"> * as soon as we have a hit */</span>
<a name="l01239"></a>01239 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>;
<a name="l01240"></a>01240 }
<a name="l01241"></a>01241
<a name="l01242"></a>01242 LONG RFCheckReaderStatus(<a class="code" href="structReaderContext.html">READER_CONTEXT</a> * rContext)
<a name="l01243"></a>01243 {
<a name="l01244"></a>01244 <span class="keywordflow">if</span> (rContext-><a class="code" href="structReaderContext.html#ad83f23e5ebcf7ddd14d27928da96a97e" title="link to the reader state">readerState</a>-><a class="code" href="structpubReaderStatesList.html#ae0bfa9f9998463192d8c18cf86915082" title="SCARD_* bit field.">readerState</a> & <a class="code" href="pcsclite_8h.html#a91be8317d47fab4b3eac201850fa917f" title="Unknown state.">SCARD_UNKNOWN</a>)
<a name="l01245"></a>01245 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#ad70bc694ffdf40c3b494d9239160d69d" title="The specified reader is not currently available for use.">SCARD_E_READER_UNAVAILABLE</a>;
<a name="l01246"></a>01246 <span class="keywordflow">else</span>
<a name="l01247"></a>01247 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>;
<a name="l01248"></a>01248 }
<a name="l01249"></a>01249
<a name="l01250"></a>01250 <span class="keywordtype">void</span> RFCleanupReaders(<span class="keywordtype">void</span>)
<a name="l01251"></a>01251 {
<a name="l01252"></a>01252 <span class="keywordtype">int</span> i;
<a name="l01253"></a>01253
<a name="l01254"></a>01254 Log1(PCSC_LOG_INFO, <span class="stringliteral">"entering cleaning function"</span>);
<a name="l01255"></a>01255 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="pcsclite_8h.html#af750e6e22c809de2b523c17e4a092036" title="Maximum readers context (a slot is count as a reader)">PCSCLITE_MAX_READERS_CONTEXTS</a>; i++)
<a name="l01256"></a>01256 {
<a name="l01257"></a>01257 <span class="keywordflow">if</span> (sReadersContexts[i]->vHandle != 0)
<a name="l01258"></a>01258 {
<a name="l01259"></a>01259 LONG rv;
<a name="l01260"></a>01260 <span class="keywordtype">char</span> lpcStripReader[MAX_READERNAME];
<a name="l01261"></a>01261
<a name="l01262"></a>01262 Log2(PCSC_LOG_INFO, <span class="stringliteral">"Stopping reader: %s"</span>,
<a name="l01263"></a>01263 sReadersContexts[i]->readerState->readerName);
<a name="l01264"></a>01264
<a name="l01265"></a>01265 strncpy(lpcStripReader,
<a name="l01266"></a>01266 sReadersContexts[i]->readerState->readerName,
<a name="l01267"></a>01267 <span class="keyword">sizeof</span>(lpcStripReader));
<a name="l01268"></a>01268 <span class="comment">/* strip the 6 last char ' 00 00' */</span>
<a name="l01269"></a>01269 lpcStripReader[strlen(lpcStripReader) - 6] = <span class="charliteral">'\0'</span>;
<a name="l01270"></a>01270
<a name="l01271"></a>01271 rv = RFRemoveReader(lpcStripReader, sReadersContexts[i]->port);
<a name="l01272"></a>01272
<a name="l01273"></a>01273 <span class="keywordflow">if</span> (rv != <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>)
<a name="l01274"></a>01274 Log2(PCSC_LOG_ERROR, <span class="stringliteral">"RFRemoveReader error: 0x%08X"</span>, rv);
<a name="l01275"></a>01275 }
<a name="l01276"></a>01276 }
<a name="l01277"></a>01277 }
<a name="l01278"></a>01278
<a name="l01283"></a>01283 <span class="preprocessor">#ifdef USE_USB</span>
<a name="l01284"></a>01284 <span class="preprocessor"></span><span class="keywordtype">void</span> RFWaitForReaderInit(<span class="keywordtype">void</span>)
<a name="l01285"></a>01285 {
<a name="l01286"></a>01286 <span class="keywordtype">int</span> i, need_to_wait;
<a name="l01287"></a>01287
<a name="l01288"></a>01288 <span class="keywordflow">do</span>
<a name="l01289"></a>01289 {
<a name="l01290"></a>01290 need_to_wait = FALSE;
<a name="l01291"></a>01291 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="pcsclite_8h.html#af750e6e22c809de2b523c17e4a092036" title="Maximum readers context (a slot is count as a reader)">PCSCLITE_MAX_READERS_CONTEXTS</a>; i++)
<a name="l01292"></a>01292 {
<a name="l01293"></a>01293 <span class="comment">/* reader is present */</span>
<a name="l01294"></a>01294 <span class="keywordflow">if</span> (sReadersContexts[i]->vHandle != NULL)
<a name="l01295"></a>01295 {
<a name="l01296"></a>01296 <span class="comment">/* but card state is not yet available */</span>
<a name="l01297"></a>01297 <span class="keywordflow">if</span> (<a class="code" href="eventhandler_8h.html#a5608a42045886b6486390541b0ace5e5" title="Special value to indicate that power up has not yet happen This is used to auto start mode to wait un...">READER_NOT_INITIALIZED</a>
<a name="l01298"></a>01298 == sReadersContexts[i]->readerState->cardAtrLength)
<a name="l01299"></a>01299 {
<a name="l01300"></a>01300 Log2(PCSC_LOG_DEBUG, <span class="stringliteral">"Waiting init for reader: %s"</span>,
<a name="l01301"></a>01301 sReadersContexts[i]->readerState->readerName);
<a name="l01302"></a>01302 need_to_wait = TRUE;
<a name="l01303"></a>01303 }
<a name="l01304"></a>01304 }
<a name="l01305"></a>01305 }
<a name="l01306"></a>01306
<a name="l01307"></a>01307 <span class="keywordflow">if</span> (need_to_wait)
<a name="l01308"></a>01308 <a class="code" href="sys__generic_8h.html#a910a2c6f5b5a4eadf3213bdfdd0b9bb1" title="Makes the current process sleep for some microseconds.">SYS_USleep</a>(10*1000); <span class="comment">/* 10 ms */</span>
<a name="l01309"></a>01309 } <span class="keywordflow">while</span> (need_to_wait);
<a name="l01310"></a>01310 }
<a name="l01311"></a>01311 <span class="preprocessor">#endif</span>
<a name="l01312"></a>01312 <span class="preprocessor"></span>
<a name="l01313"></a>01313 <span class="preprocessor">#ifdef USE_SERIAL</span>
<a name="l01314"></a>01314 <span class="preprocessor"></span><span class="keywordtype">int</span> RFStartSerialReaders(<span class="keyword">const</span> <span class="keywordtype">char</span> *readerconf)
<a name="l01315"></a>01315 {
<a name="l01316"></a>01316 <a class="code" href="structSerialReader.html">SerialReader</a> *reader_list = NULL;
<a name="l01317"></a>01317 <span class="keywordtype">int</span> i, rv;
<a name="l01318"></a>01318
<a name="l01319"></a>01319 <span class="comment">/* remember the configuration filename for RFReCheckReaderConf() */</span>
<a name="l01320"></a>01320 ConfigFile = strdup(readerconf);
<a name="l01321"></a>01321
<a name="l01322"></a>01322 rv = DBGetReaderListDir(readerconf, &reader_list);
<a name="l01323"></a>01323
<a name="l01324"></a>01324 <span class="comment">/* the list is empty */</span>
<a name="l01325"></a>01325 <span class="keywordflow">if</span> (NULL == reader_list)
<a name="l01326"></a>01326 <span class="keywordflow">return</span> rv;
<a name="l01327"></a>01327
<a name="l01328"></a>01328 <span class="keywordflow">for</span> (i=0; reader_list[i].<a class="code" href="structSerialReader.html#a3205a8edcfe0483cc4f4976b0a25f647" title="FRIENDLYNAME.">pcFriendlyname</a>; i++)
<a name="l01329"></a>01329 {
<a name="l01330"></a>01330 <span class="keywordtype">int</span> j;
<a name="l01331"></a>01331
<a name="l01332"></a>01332 (void)RFAddReader(reader_list[i].pcFriendlyname,
<a name="l01333"></a>01333 reader_list[i].channelId,
<a name="l01334"></a>01334 reader_list[i].pcLibpath, reader_list[i].pcDevicename);
<a name="l01335"></a>01335
<a name="l01336"></a>01336 <span class="comment">/* update the ConfigFileCRC (this false "CRC" is very weak) */</span>
<a name="l01337"></a>01337 <span class="keywordflow">for</span> (j=0; j<reader_list[i].<a class="code" href="structSerialReader.html#a3205a8edcfe0483cc4f4976b0a25f647" title="FRIENDLYNAME.">pcFriendlyname</a>[j]; j++)
<a name="l01338"></a>01338 ConfigFileCRC += reader_list[i].pcFriendlyname[j];
<a name="l01339"></a>01339 <span class="keywordflow">for</span> (j=0; j<reader_list[i].<a class="code" href="structSerialReader.html#a52794cbc075fc384ebae543b10f4634f" title="LIBPATH.">pcLibpath</a>[j]; j++)
<a name="l01340"></a>01340 ConfigFileCRC += reader_list[i].pcLibpath[j];
<a name="l01341"></a>01341 <span class="keywordflow">for</span> (j=0; j<reader_list[i].<a class="code" href="structSerialReader.html#a9dfe162a283ec560e222d1d1a143e434" title="DEVICENAME.">pcDevicename</a>[j]; j++)
<a name="l01342"></a>01342 ConfigFileCRC += reader_list[i].pcDevicename[j];
<a name="l01343"></a>01343
<a name="l01344"></a>01344 <span class="comment">/* free strings allocated by DBGetReaderListDir() */</span>
<a name="l01345"></a>01345 free(reader_list[i].pcFriendlyname);
<a name="l01346"></a>01346 free(reader_list[i].pcLibpath);
<a name="l01347"></a>01347 free(reader_list[i].pcDevicename);
<a name="l01348"></a>01348 }
<a name="l01349"></a>01349 free(reader_list);
<a name="l01350"></a>01350
<a name="l01351"></a>01351 <span class="keywordflow">return</span> rv;
<a name="l01352"></a>01352 }
<a name="l01353"></a>01353
<a name="l01354"></a>01354 <span class="keywordtype">void</span> RFReCheckReaderConf(<span class="keywordtype">void</span>)
<a name="l01355"></a>01355 {
<a name="l01356"></a>01356 <a class="code" href="structSerialReader.html">SerialReader</a> *reader_list = NULL;
<a name="l01357"></a>01357 <span class="keywordtype">int</span> i, crc;
<a name="l01358"></a>01358
<a name="l01359"></a>01359 (void)DBGetReaderListDir(ConfigFile, &reader_list);
<a name="l01360"></a>01360
<a name="l01361"></a>01361 <span class="comment">/* the list is empty */</span>
<a name="l01362"></a>01362 <span class="keywordflow">if</span> (NULL == reader_list)
<a name="l01363"></a>01363 <span class="keywordflow">return</span>;
<a name="l01364"></a>01364
<a name="l01365"></a>01365 crc = 0;
<a name="l01366"></a>01366 <span class="keywordflow">for</span> (i=0; reader_list[i].<a class="code" href="structSerialReader.html#a3205a8edcfe0483cc4f4976b0a25f647" title="FRIENDLYNAME.">pcFriendlyname</a>; i++)
<a name="l01367"></a>01367 {
<a name="l01368"></a>01368 <span class="keywordtype">int</span> j;
<a name="l01369"></a>01369
<a name="l01370"></a>01370 <span class="comment">/* calculate a local crc */</span>
<a name="l01371"></a>01371 <span class="keywordflow">for</span> (j=0; j<reader_list[i].<a class="code" href="structSerialReader.html#a3205a8edcfe0483cc4f4976b0a25f647" title="FRIENDLYNAME.">pcFriendlyname</a>[j]; j++)
<a name="l01372"></a>01372 crc += reader_list[i].pcFriendlyname[j];
<a name="l01373"></a>01373 <span class="keywordflow">for</span> (j=0; j<reader_list[i].<a class="code" href="structSerialReader.html#a52794cbc075fc384ebae543b10f4634f" title="LIBPATH.">pcLibpath</a>[j]; j++)
<a name="l01374"></a>01374 crc += reader_list[i].pcLibpath[j];
<a name="l01375"></a>01375 <span class="keywordflow">for</span> (j=0; j<reader_list[i].<a class="code" href="structSerialReader.html#a9dfe162a283ec560e222d1d1a143e434" title="DEVICENAME.">pcDevicename</a>[j]; j++)
<a name="l01376"></a>01376 crc += reader_list[i].pcDevicename[j];
<a name="l01377"></a>01377 }
<a name="l01378"></a>01378
<a name="l01379"></a>01379 <span class="comment">/* cancel if the configuration file has been modified */</span>
<a name="l01380"></a>01380 <span class="keywordflow">if</span> (crc != ConfigFileCRC)
<a name="l01381"></a>01381 {
<a name="l01382"></a>01382 Log2(PCSC_LOG_CRITICAL,
<a name="l01383"></a>01383 <span class="stringliteral">"configuration file: %s has been modified. Recheck canceled"</span>,
<a name="l01384"></a>01384 ConfigFile);
<a name="l01385"></a>01385 <span class="keywordflow">return</span>;
<a name="l01386"></a>01386 }
<a name="l01387"></a>01387
<a name="l01388"></a>01388 <span class="keywordflow">for</span> (i=0; reader_list[i].<a class="code" href="structSerialReader.html#a3205a8edcfe0483cc4f4976b0a25f647" title="FRIENDLYNAME.">pcFriendlyname</a>; i++)
<a name="l01389"></a>01389 {
<a name="l01390"></a>01390 <span class="keywordtype">int</span> r;
<a name="l01391"></a>01391 <span class="keywordtype">char</span> present = FALSE;
<a name="l01392"></a>01392
<a name="l01393"></a>01393 Log2(PCSC_LOG_DEBUG, <span class="stringliteral">"refresh reader: %s"</span>,
<a name="l01394"></a>01394 reader_list[i].pcFriendlyname);
<a name="l01395"></a>01395
<a name="l01396"></a>01396 <span class="comment">/* is the reader already present? */</span>
<a name="l01397"></a>01397 <span class="keywordflow">for</span> (r = 0; r < <a class="code" href="pcsclite_8h.html#af750e6e22c809de2b523c17e4a092036" title="Maximum readers context (a slot is count as a reader)">PCSCLITE_MAX_READERS_CONTEXTS</a>; r++)
<a name="l01398"></a>01398 {
<a name="l01399"></a>01399 <span class="keywordflow">if</span> (sReadersContexts[r]->vHandle != 0)
<a name="l01400"></a>01400 {
<a name="l01401"></a>01401 <span class="keywordtype">char</span> lpcStripReader[MAX_READERNAME];
<a name="l01402"></a>01402 <span class="keywordtype">int</span> tmplen;
<a name="l01403"></a>01403
<a name="l01404"></a>01404 <span class="comment">/* get the reader name without the reader and slot numbers */</span>
<a name="l01405"></a>01405 strncpy(lpcStripReader,
<a name="l01406"></a>01406 sReadersContexts[i]->readerState->readerName,
<a name="l01407"></a>01407 <span class="keyword">sizeof</span>(lpcStripReader));
<a name="l01408"></a>01408 tmplen = strlen(lpcStripReader);
<a name="l01409"></a>01409 lpcStripReader[tmplen - 6] = 0;
<a name="l01410"></a>01410
<a name="l01411"></a>01411 <span class="keywordflow">if</span> ((strcmp(reader_list[i].pcFriendlyname, lpcStripReader) == 0)
<a name="l01412"></a>01412 && (reader_list[r].channelId == sReadersContexts[i]->port))
<a name="l01413"></a>01413 {
<a name="l01414"></a>01414 DWORD dwStatus = 0;
<a name="l01415"></a>01415
<a name="l01416"></a>01416 <span class="comment">/* the reader was already started */</span>
<a name="l01417"></a>01417 present = TRUE;
<a name="l01418"></a>01418
<a name="l01419"></a>01419 <span class="comment">/* verify the reader is still connected */</span>
<a name="l01420"></a>01420 <span class="keywordflow">if</span> (<a class="code" href="ifdwrapper_8c.html#a53f77b110a7765f683e0629aad54772e" title="Provide statistical information about the IFD and ICC including insertions, atr, powering status/etc...">IFDStatusICC</a>(sReadersContexts[r], &dwStatus)
<a name="l01421"></a>01421 != <a class="code" href="pcsclite_8h.html#a4a3c56f69570971d366642a563b34a75" title="error codes from http://msdn.microsoft.com/en-us/library/aa924526.aspx">SCARD_S_SUCCESS</a>)
<a name="l01422"></a>01422 {
<a name="l01423"></a>01423 Log2(PCSC_LOG_INFO, <span class="stringliteral">"Reader %s disappeared"</span>,
<a name="l01424"></a>01424 reader_list[i].pcFriendlyname);
<a name="l01425"></a>01425 (void)RFRemoveReader(reader_list[i].pcFriendlyname,
<a name="l01426"></a>01426 reader_list[r].channelId);
<a name="l01427"></a>01427 }
<a name="l01428"></a>01428 }
<a name="l01429"></a>01429 }
<a name="l01430"></a>01430 }
<a name="l01431"></a>01431
<a name="l01432"></a>01432 <span class="comment">/* the reader was not present */</span>
<a name="l01433"></a>01433 <span class="keywordflow">if</span> (!present)
<a name="l01434"></a>01434 <span class="comment">/* we try to add it */</span>
<a name="l01435"></a>01435 (void)RFAddReader(reader_list[i].pcFriendlyname,
<a name="l01436"></a>01436 reader_list[i].channelId, reader_list[i].pcLibpath,
<a name="l01437"></a>01437 reader_list[i].pcDevicename);
<a name="l01438"></a>01438
<a name="l01439"></a>01439 <span class="comment">/* free strings allocated by DBGetReaderListDir() */</span>
<a name="l01440"></a>01440 free(reader_list[i].pcFriendlyname);
<a name="l01441"></a>01441 free(reader_list[i].pcLibpath);
<a name="l01442"></a>01442 free(reader_list[i].pcDevicename);
<a name="l01443"></a>01443 }
<a name="l01444"></a>01444 free(reader_list);
<a name="l01445"></a>01445 }
<a name="l01446"></a>01446 <span class="preprocessor">#endif</span>
<a name="l01447"></a>01447 <span class="preprocessor"></span>
</pre></div></div>
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