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<h1>winscard_svc.c</h1><a href="winscard__svc_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) 2001-2004</span>
<a name="l00005"></a>00005 <span class="comment"> * David Corcoran <corcoran@linuxnet.com></span>
<a name="l00006"></a>00006 <span class="comment"> * Damien Sauveron <damien.sauveron@labri.fr></span>
<a name="l00007"></a>00007 <span class="comment"> * Ludovic Rousseau <ludovic.rousseau@free.fr></span>
<a name="l00008"></a>00008 <span class="comment"> *</span>
<a name="l00009"></a>00009 <span class="comment"> * $Id: winscard_svc.c 4334 2009-07-21 14:26:19Z rousseau $</span>
<a name="l00010"></a>00010 <span class="comment"> */</span>
<a name="l00011"></a>00011
<a name="l00022"></a>00022 <span class="preprocessor">#include "config.h"</span>
<a name="l00023"></a>00023 <span class="preprocessor">#include <time.h></span>
<a name="l00024"></a>00024 <span class="preprocessor">#include <stdio.h></span>
<a name="l00025"></a>00025 <span class="preprocessor">#include <string.h></span>
<a name="l00026"></a>00026 <span class="preprocessor">#include <stddef.h></span>
<a name="l00027"></a>00027
<a name="l00028"></a>00028 <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="l00029"></a>00029 <span class="preprocessor">#include "<a class="code" href="winscard_8h.html" title="This handles smartcard reader communications.">winscard.h</a>"</span>
<a name="l00030"></a>00030 <span class="preprocessor">#include "<a class="code" href="debuglog_8h.html" title="This handles debugging.">debuglog.h</a>"</span>
<a name="l00031"></a>00031 <span class="preprocessor">#include "<a class="code" href="winscard__msg_8h.html" title="This defines some structures and #defines to be used over the transport layer.">winscard_msg.h</a>"</span>
<a name="l00032"></a>00032 <span class="preprocessor">#include "<a class="code" href="winscard__svc_8h.html" title="This demarshalls functions over the message queue and keeps track of clients and...">winscard_svc.h</a>"</span>
<a name="l00033"></a>00033 <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="l00034"></a>00034 <span class="preprocessor">#include "<a class="code" href="thread__generic_8h.html" title="This provides system specific thread calls.">thread_generic.h</a>"</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
<a name="l00042"></a><a class="code" href="struct__psContext.html">00042</a> <span class="keyword">static</span> <span class="keyword">struct </span><a class="code" href="struct__psContext.html" title="Represents an Application Context on the Server side.">_psContext</a>
<a name="l00043"></a>00043 {
<a name="l00044"></a>00044 uint32_t hContext;
<a name="l00045"></a>00045 uint32_t hCard[<a class="code" href="pcscd_8h.html#a35697bcf11218bc1aa5bfe831b360df7" title="Maximum channels on an application context.">PCSCLITE_MAX_APPLICATION_CONTEXT_CHANNELS</a>];
<a name="l00046"></a><a class="code" href="struct__psContext.html#afaf65603098a647f8eef2708cd4501aa">00046</a> uint32_t <a class="code" href="struct__psContext.html#afaf65603098a647f8eef2708cd4501aa" title="Connection ID used to reference the Client.">dwClientID</a>;
<a name="l00047"></a><a class="code" href="struct__psContext.html#a2005777e7b4a34f61a2d642d54f01edb">00047</a> PCSCLITE_THREAD_T <a class="code" href="struct__psContext.html#a2005777e7b4a34f61a2d642d54f01edb" title="Event polling thread&#39;s ID.">pthThread</a>;
<a name="l00048"></a><a class="code" href="struct__psContext.html#abfc27eaffde353edcdfb1b4be0d2908c">00048</a> <a class="code" href="structrxSharedSegment.html" title="General structure for client/serve message data exchange.">sharedSegmentMsg</a> <a class="code" href="struct__psContext.html#abfc27eaffde353edcdfb1b4be0d2908c" title="Msg sent by the Client.">msgStruct</a>;
<a name="l00049"></a><a class="code" href="struct__psContext.html#affb173232497339ad3c5dc904cfc67c8">00049</a> <span class="keywordtype">int</span> protocol_major, <a class="code" href="struct__psContext.html#affb173232497339ad3c5dc904cfc67c8" title="Protocol number agreed between client and server.">protocol_minor</a>;
<a name="l00050"></a>00050 } <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[<a class="code" href="pcscd_8h.html#a44542205379766fa6674e0f2bb3b5d9e" title="Maximum of applications contexts that pcscd can accept.">PCSCLITE_MAX_APPLICATIONS_CONTEXTS</a>];
<a name="l00051"></a>00051
<a name="l00052"></a>00052 <span class="keyword">static</span> LONG MSGCheckHandleAssociation(<a class="code" href="pcsclite_8h.html#a0ef8f5baf9ee6c07dbdc7644c641d0a9" title="hCard returned by SCardConnect()">SCARDHANDLE</a>, DWORD);
<a name="l00053"></a>00053 <span class="keyword">static</span> LONG <a class="code" href="winscard__svc_8c.html#a2d9b20a22931ff9c0920d17e0744ef7f" title="Find out which message was sent by the Client and execute the right task.">MSGFunctionDemarshall</a>(<a class="code" href="structrxSharedSegment.html" title="General structure for client/serve message data exchange.">psharedSegmentMsg</a>, DWORD);
<a name="l00054"></a>00054 <span class="keyword">static</span> LONG MSGAddContext(<a class="code" href="pcsclite_8h.html#a3524142a16d7185916422baf6bb7883f" title="hContext returned by SCardEstablishContext()">SCARDCONTEXT</a>, DWORD);
<a name="l00055"></a>00055 <span class="keyword">static</span> LONG MSGRemoveContext(<a class="code" href="pcsclite_8h.html#a3524142a16d7185916422baf6bb7883f" title="hContext returned by SCardEstablishContext()">SCARDCONTEXT</a>, DWORD);
<a name="l00056"></a>00056 <span class="keyword">static</span> LONG MSGAddHandle(<a class="code" href="pcsclite_8h.html#a3524142a16d7185916422baf6bb7883f" title="hContext returned by SCardEstablishContext()">SCARDCONTEXT</a>, <a class="code" href="pcsclite_8h.html#a0ef8f5baf9ee6c07dbdc7644c641d0a9" title="hCard returned by SCardConnect()">SCARDHANDLE</a>, DWORD);
<a name="l00057"></a>00057 <span class="keyword">static</span> LONG MSGRemoveHandle(<a class="code" href="pcsclite_8h.html#a0ef8f5baf9ee6c07dbdc7644c641d0a9" title="hCard returned by SCardConnect()">SCARDHANDLE</a>, DWORD);
<a name="l00058"></a>00058 <span class="keyword">static</span> LONG MSGCleanupClient(DWORD);
<a name="l00059"></a>00059
<a name="l00060"></a>00060 <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="winscard__svc_8c.html#a10a1e7f5d0806084134a299398dbc81a" title="Handles messages received from Clients.">ContextThread</a>(LPVOID pdwIndex);
<a name="l00061"></a>00061
<a name="l00062"></a>00062 LONG ContextsInitialize(<span class="keywordtype">void</span>)
<a name="l00063"></a>00063 {
<a name="l00064"></a>00064 memset(<a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>, 0, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> <a class="code" href="struct__psContext.html" title="Represents an Application Context on the Server side.">_psContext</a>)*<a class="code" href="pcscd_8h.html#a44542205379766fa6674e0f2bb3b5d9e" title="Maximum of applications contexts that pcscd can accept.">PCSCLITE_MAX_APPLICATIONS_CONTEXTS</a>);
<a name="l00065"></a>00065 <span class="keywordflow">return</span> 1;
<a name="l00066"></a>00066 }
<a name="l00067"></a>00067
<a name="l00078"></a><a class="code" href="winscard__svc_8h.html#a5bac068a14cc933543a00b61673cb573">00078</a> LONG <a class="code" href="winscard__svc_8c.html#a6197ae4c69296f7c85c7122d5169033b" title="Creates threads to handle messages received from Clients.">CreateContextThread</a>(uint32_t *pdwClientID)
<a name="l00079"></a>00079 {
<a name="l00080"></a>00080 <span class="keywordtype">long</span> i;
<a name="l00081"></a>00081 <span class="keywordtype">int</span> rv;
<a name="l00082"></a>00082
<a name="l00083"></a>00083 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="pcscd_8h.html#a44542205379766fa6674e0f2bb3b5d9e" title="Maximum of applications contexts that pcscd can accept.">PCSCLITE_MAX_APPLICATIONS_CONTEXTS</a>; i++)
<a name="l00084"></a>00084 {
<a name="l00085"></a>00085 <span class="keywordflow">if</span> (<a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[i].dwClientID == 0)
<a name="l00086"></a>00086 {
<a name="l00087"></a>00087 <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[i].<a class="code" href="struct__psContext.html#afaf65603098a647f8eef2708cd4501aa" title="Connection ID used to reference the Client.">dwClientID</a> = *pdwClientID;
<a name="l00088"></a>00088 *pdwClientID = 0;
<a name="l00089"></a>00089 <span class="keywordflow">break</span>;
<a name="l00090"></a>00090 }
<a name="l00091"></a>00091 }
<a name="l00092"></a>00092
<a name="l00093"></a>00093 <span class="keywordflow">if</span> (i == PCSCLITE_MAX_APPLICATIONS_CONTEXTS)
<a name="l00094"></a>00094 {
<a name="l00095"></a>00095 Log2(PCSC_LOG_CRITICAL, <span class="stringliteral">"No more context available (max: %d)"</span>,
<a name="l00096"></a>00096 PCSCLITE_MAX_APPLICATIONS_CONTEXTS);
<a name="l00097"></a>00097 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a081a564acaf166f74592906f7dff2d86" title="An internal consistency check failed.">SCARD_F_INTERNAL_ERROR</a>;
<a name="l00098"></a>00098 }
<a name="l00099"></a>00099
<a name="l00100"></a>00100 rv = SYS_ThreadCreate(&<a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[i].pthThread, THREAD_ATTR_DETACHED,
<a name="l00101"></a>00101 (PCSCLITE_THREAD_FUNCTION( )) <a class="code" href="winscard__svc_8c.html#a10a1e7f5d0806084134a299398dbc81a" title="Handles messages received from Clients.">ContextThread</a>, (LPVOID) i);
<a name="l00102"></a>00102 <span class="keywordflow">if</span> (rv)
<a name="l00103"></a>00103 {
<a name="l00104"></a>00104 (void)<a class="code" href="sys__generic_8h.html#af10fc153fdf365c3a3001635c065a1c6" title="Opens/creates a file.">SYS_CloseFile</a>(<a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[i].dwClientID);
<a name="l00105"></a>00105 <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[i].<a class="code" href="struct__psContext.html#afaf65603098a647f8eef2708cd4501aa" title="Connection ID used to reference the Client.">dwClientID</a> = 0;
<a name="l00106"></a>00106 Log2(PCSC_LOG_CRITICAL, <span class="stringliteral">"SYS_ThreadCreate failed: %s"</span>, strerror(rv));
<a name="l00107"></a>00107 <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="l00108"></a>00108 }
<a name="l00109"></a>00109
<a name="l00110"></a>00110 <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="l00111"></a>00111 }
<a name="l00112"></a>00112
<a name="l00113"></a>00113 <span class="comment">/*</span>
<a name="l00114"></a>00114 <span class="comment"> * A list of local functions used to keep track of clients and their</span>
<a name="l00115"></a>00115 <span class="comment"> * connections</span>
<a name="l00116"></a>00116 <span class="comment"> */</span>
<a name="l00117"></a>00117
<a name="l00126"></a><a class="code" href="winscard__svc_8c.html#a10a1e7f5d0806084134a299398dbc81a">00126</a> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="winscard__svc_8c.html#a10a1e7f5d0806084134a299398dbc81a" title="Handles messages received from Clients.">ContextThread</a>(LPVOID dwIndex)
<a name="l00127"></a>00127 {
<a name="l00128"></a>00128 LONG rv;
<a name="l00129"></a>00129 <a class="code" href="structrxSharedSegment.html" title="General structure for client/serve message data exchange.">sharedSegmentMsg</a> msgStruct;
<a name="l00130"></a>00130 DWORD dwContextIndex = (DWORD)dwIndex;
<a name="l00131"></a>00131
<a name="l00132"></a>00132 Log2(PCSC_LOG_DEBUG, <span class="stringliteral">"Thread is started: %d"</span>,
<a name="l00133"></a>00133 <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].dwClientID);
<a name="l00134"></a>00134
<a name="l00135"></a>00135 <span class="keywordflow">while</span> (1)
<a name="l00136"></a>00136 {
<a name="l00137"></a>00137 <span class="keywordflow">switch</span> (rv = <a class="code" href="winscard__msg_8h.html#ab6cab1acc9730e61d9df2069d8902c73" title="Called by ContextThread().">SHMProcessEventsContext</a>(<a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].dwClientID, &msgStruct))
<a name="l00138"></a>00138 {
<a name="l00139"></a>00139 <span class="keywordflow">case</span> 0:
<a name="l00140"></a>00140 <span class="keywordflow">if</span> (msgStruct.mtype == CMD_CLIENT_DIED)
<a name="l00141"></a>00141 {
<a name="l00142"></a>00142 <span class="comment">/*</span>
<a name="l00143"></a>00143 <span class="comment"> * Clean up the dead client</span>
<a name="l00144"></a>00144 <span class="comment"> */</span>
<a name="l00145"></a>00145 Log2(PCSC_LOG_DEBUG, <span class="stringliteral">"Client die: %d"</span>,
<a name="l00146"></a>00146 <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].dwClientID);
<a name="l00147"></a>00147 (void)MSGCleanupClient(dwContextIndex);
<a name="l00148"></a>00148 (void)SYS_ThreadExit((LPVOID) NULL);
<a name="l00149"></a>00149 }
<a name="l00150"></a>00150 <span class="keywordflow">break</span>;
<a name="l00151"></a>00151
<a name="l00152"></a>00152 <span class="keywordflow">case</span> 1:
<a name="l00153"></a>00153 <span class="keywordflow">if</span> (msgStruct.mtype == CMD_FUNCTION)
<a name="l00154"></a>00154 {
<a name="l00155"></a>00155 <span class="comment">/*</span>
<a name="l00156"></a>00156 <span class="comment"> * Command must be found</span>
<a name="l00157"></a>00157 <span class="comment"> */</span>
<a name="l00158"></a>00158 rv = <a class="code" href="winscard__svc_8c.html#a2d9b20a22931ff9c0920d17e0744ef7f" title="Find out which message was sent by the Client and execute the right task.">MSGFunctionDemarshall</a>(&msgStruct, dwContextIndex);
<a name="l00159"></a>00159 <span class="keywordflow">if</span> (rv)
<a name="l00160"></a>00160 {
<a name="l00161"></a>00161 Log2(PCSC_LOG_DEBUG, <span class="stringliteral">"MSGFunctionDemarshall failed: %d"</span>,
<a name="l00162"></a>00162 rv);
<a name="l00163"></a>00163 (void)<a class="code" href="winscard__msg_8c.html#afa75f2e575d731004a8daa0287838af5" title="Closes the socket used by the client to communicate with the server.">SHMClientCloseSession</a>(<a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].dwClientID);
<a name="l00164"></a>00164 (void)MSGCleanupClient(dwContextIndex);
<a name="l00165"></a>00165 (void)SYS_ThreadExit((LPVOID) NULL);
<a name="l00166"></a>00166 }
<a name="l00167"></a>00167
<a name="l00168"></a>00168 <span class="comment">/* the SCARD_TRANSMIT_EXTENDED anwser is already sent by</span>
<a name="l00169"></a>00169 <span class="comment"> * MSGFunctionDemarshall */</span>
<a name="l00170"></a>00170 <span class="keywordflow">if</span> ((msgStruct.command != <a class="code" href="winscard__msg_8h.html#add241284f0460327d523aec6e1cd17dca35bfc3eb2607c5bd387d1f8566de814e" title="used by SCardTransmit()">SCARD_TRANSMIT_EXTENDED</a>)
<a name="l00171"></a>00171 && (msgStruct.command != <a class="code" href="winscard__msg_8h.html#add241284f0460327d523aec6e1cd17dca33919bd674d4f6cfa58178cdaf50cf38" title="used by SCardControl()">SCARD_CONTROL_EXTENDED</a>))
<a name="l00172"></a>00172 rv = <a class="code" href="winscard__msg_8c.html#ac1bde0241da918d1a346c0dca681dd78" title="Sends a menssage from client to server or vice-versa.">SHMMessageSend</a>(&msgStruct, <span class="keyword">sizeof</span>(msgStruct),
<a name="l00173"></a>00173 <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].dwClientID,
<a name="l00174"></a>00174 <a class="code" href="pcscd_8h.html#a50c0e6f51672902e9bf5d8537d132be9" title="Attempts to reach cl.">PCSCLITE_SERVER_ATTEMPTS</a>);
<a name="l00175"></a>00175 }
<a name="l00176"></a>00176 <span class="keywordflow">else</span>
<a name="l00177"></a>00177 <span class="comment">/* pcsc-lite client/server protocol version */</span>
<a name="l00178"></a>00178 <span class="keywordflow">if</span> (msgStruct.mtype == <a class="code" href="winscard__msg_8h.html#ad8fb188696ea8f9b1879b9eb7ccc2a36a775afaef84c85d8173a20debb1a9e2ef" title="version of the IPC">CMD_VERSION</a>)
<a name="l00179"></a>00179 {
<a name="l00180"></a>00180 <a class="code" href="structversion__struct.html" title="Information transmitted in CMD_VERSION Messages.">version_struct</a> *veStr;
<a name="l00181"></a>00181 veStr = &msgStruct.veStr;
<a name="l00182"></a>00182
<a name="l00183"></a>00183 <span class="comment">/* get the client protocol version */</span>
<a name="l00184"></a>00184 <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].protocol_major = veStr-><a class="code" href="structversion__struct.html#a32863448345f9226766e08966d89b726" title="IPC major PROTOCOL_VERSION_MAJOR.">major</a>;
<a name="l00185"></a>00185 <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].<a class="code" href="struct__psContext.html#affb173232497339ad3c5dc904cfc67c8" title="Protocol number agreed between client and server.">protocol_minor</a> = veStr-><a class="code" href="structversion__struct.html#a5eba3ab76bf8a5f0b97cd574b487b3d0" title="IPC minor PROTOCOL_VERSION_MINOR.">minor</a>;
<a name="l00186"></a>00186
<a name="l00187"></a>00187 Log3(PCSC_LOG_DEBUG,
<a name="l00188"></a>00188 <span class="stringliteral">"Client is protocol version %d:%d"</span>,
<a name="l00189"></a>00189 veStr-><a class="code" href="structversion__struct.html#a32863448345f9226766e08966d89b726" title="IPC major PROTOCOL_VERSION_MAJOR.">major</a>, veStr-><a class="code" href="structversion__struct.html#a5eba3ab76bf8a5f0b97cd574b487b3d0" title="IPC minor PROTOCOL_VERSION_MINOR.">minor</a>);
<a name="l00190"></a>00190
<a name="l00191"></a>00191 veStr->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="l00192"></a>00192
<a name="l00193"></a>00193 <span class="comment">/* client is newer than server */</span>
<a name="l00194"></a>00194 <span class="keywordflow">if</span> ((veStr-><a class="code" href="structversion__struct.html#a32863448345f9226766e08966d89b726" title="IPC major PROTOCOL_VERSION_MAJOR.">major</a> > <a class="code" href="winscard__msg_8h.html#a2ec4920ff3b207d71c2ae86d807dbdd7" title="Major version of the current message protocol.">PROTOCOL_VERSION_MAJOR</a>)
<a name="l00195"></a>00195 || (veStr-><a class="code" href="structversion__struct.html#a32863448345f9226766e08966d89b726" title="IPC major PROTOCOL_VERSION_MAJOR.">major</a> == <a class="code" href="winscard__msg_8h.html#a2ec4920ff3b207d71c2ae86d807dbdd7" title="Major version of the current message protocol.">PROTOCOL_VERSION_MAJOR</a>
<a name="l00196"></a>00196 && veStr-><a class="code" href="structversion__struct.html#a5eba3ab76bf8a5f0b97cd574b487b3d0" title="IPC minor PROTOCOL_VERSION_MINOR.">minor</a> > <a class="code" href="winscard__msg_8h.html#a9ff5cd412ba2c8563fa89754cf534d41" title="Minor version of the current message protocol.">PROTOCOL_VERSION_MINOR</a>))
<a name="l00197"></a>00197 {
<a name="l00198"></a>00198 Log3(PCSC_LOG_CRITICAL,
<a name="l00199"></a>00199 <span class="stringliteral">"Client protocol is too new %d:%d"</span>,
<a name="l00200"></a>00200 veStr-><a class="code" href="structversion__struct.html#a32863448345f9226766e08966d89b726" title="IPC major PROTOCOL_VERSION_MAJOR.">major</a>, veStr-><a class="code" href="structversion__struct.html#a5eba3ab76bf8a5f0b97cd574b487b3d0" title="IPC minor PROTOCOL_VERSION_MINOR.">minor</a>);
<a name="l00201"></a>00201 Log3(PCSC_LOG_CRITICAL,
<a name="l00202"></a>00202 <span class="stringliteral">"Server protocol is %d:%d"</span>,
<a name="l00203"></a>00203 <a class="code" href="winscard__msg_8h.html#a2ec4920ff3b207d71c2ae86d807dbdd7" title="Major version of the current message protocol.">PROTOCOL_VERSION_MAJOR</a>, <a class="code" href="winscard__msg_8h.html#a9ff5cd412ba2c8563fa89754cf534d41" title="Minor version of the current message protocol.">PROTOCOL_VERSION_MINOR</a>);
<a name="l00204"></a>00204 veStr->rv = <a class="code" href="pcsclite_8h.html#ad4729ab109ff490285d2ad881c04bee8" title="The Smart card resource manager is not running.">SCARD_E_NO_SERVICE</a>;
<a name="l00205"></a>00205 }
<a name="l00206"></a>00206
<a name="l00207"></a>00207 <span class="comment">/* set the server protocol version */</span>
<a name="l00208"></a>00208 veStr-><a class="code" href="structversion__struct.html#a32863448345f9226766e08966d89b726" title="IPC major PROTOCOL_VERSION_MAJOR.">major</a> = <a class="code" href="winscard__msg_8h.html#a2ec4920ff3b207d71c2ae86d807dbdd7" title="Major version of the current message protocol.">PROTOCOL_VERSION_MAJOR</a>;
<a name="l00209"></a>00209 veStr-><a class="code" href="structversion__struct.html#a5eba3ab76bf8a5f0b97cd574b487b3d0" title="IPC minor PROTOCOL_VERSION_MINOR.">minor</a> = <a class="code" href="winscard__msg_8h.html#a9ff5cd412ba2c8563fa89754cf534d41" title="Minor version of the current message protocol.">PROTOCOL_VERSION_MINOR</a>;
<a name="l00210"></a>00210
<a name="l00211"></a>00211 <span class="comment">/* send back the response */</span>
<a name="l00212"></a>00212 rv = <a class="code" href="winscard__msg_8c.html#ac1bde0241da918d1a346c0dca681dd78" title="Sends a menssage from client to server or vice-versa.">SHMMessageSend</a>(&msgStruct, <span class="keyword">sizeof</span>(msgStruct),
<a name="l00213"></a>00213 <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].dwClientID,
<a name="l00214"></a>00214 <a class="code" href="pcscd_8h.html#a50c0e6f51672902e9bf5d8537d132be9" title="Attempts to reach cl.">PCSCLITE_SERVER_ATTEMPTS</a>);
<a name="l00215"></a>00215 }
<a name="l00216"></a>00216 <span class="keywordflow">else</span>
<a name="l00217"></a>00217 <span class="keywordflow">continue</span>;
<a name="l00218"></a>00218
<a name="l00219"></a>00219 <span class="keywordflow">break</span>;
<a name="l00220"></a>00220
<a name="l00221"></a>00221 <span class="keywordflow">case</span> 2:
<a name="l00222"></a>00222 <span class="comment">/*</span>
<a name="l00223"></a>00223 <span class="comment"> * timeout in SHMProcessEventsContext(): do nothing</span>
<a name="l00224"></a>00224 <span class="comment"> * this is used to catch the Ctrl-C signal at some time when</span>
<a name="l00225"></a>00225 <span class="comment"> * nothing else happens</span>
<a name="l00226"></a>00226 <span class="comment"> */</span>
<a name="l00227"></a>00227 <span class="keywordflow">break</span>;
<a name="l00228"></a>00228
<a name="l00229"></a>00229 <span class="keywordflow">case</span> -1:
<a name="l00230"></a>00230 Log1(PCSC_LOG_ERROR, <span class="stringliteral">"Error in SHMProcessEventsContext"</span>);
<a name="l00231"></a>00231 <span class="keywordflow">break</span>;
<a name="l00232"></a>00232
<a name="l00233"></a>00233 <span class="keywordflow">default</span>:
<a name="l00234"></a>00234 Log2(PCSC_LOG_ERROR,
<a name="l00235"></a>00235 <span class="stringliteral">"SHMProcessEventsContext unknown retval: %d"</span>, rv);
<a name="l00236"></a>00236 <span class="keywordflow">break</span>;
<a name="l00237"></a>00237 }
<a name="l00238"></a>00238 }
<a name="l00239"></a>00239 }
<a name="l00240"></a>00240
<a name="l00256"></a><a class="code" href="winscard__svc_8c.html#a2d9b20a22931ff9c0920d17e0744ef7f">00256</a> <span class="keyword">static</span> LONG <a class="code" href="winscard__svc_8c.html#a2d9b20a22931ff9c0920d17e0744ef7f" title="Find out which message was sent by the Client and execute the right task.">MSGFunctionDemarshall</a>(<a class="code" href="structrxSharedSegment.html" title="General structure for client/serve message data exchange.">psharedSegmentMsg</a> msgStruct,
<a name="l00257"></a>00257 DWORD dwContextIndex)
<a name="l00258"></a>00258 {
<a name="l00259"></a>00259 LONG rv;
<a name="l00260"></a>00260 <a class="code" href="structestablish__struct.html" title="Information contained in SCARD_ESTABLISH_CONTEXT Messages.">establish_struct</a> *esStr;
<a name="l00261"></a>00261 <a class="code" href="structrelease__struct.html" title="Information contained in SCARD_RELEASE_CONTEXT Messages.">release_struct</a> *reStr;
<a name="l00262"></a>00262 <a class="code" href="structconnect__struct.html" title="contained in SCARD_CONNECT Messages.">connect_struct</a> *coStr;
<a name="l00263"></a>00263 <a class="code" href="structreconnect__struct.html" title="contained in SCARD_RECONNECT Messages.">reconnect_struct</a> *rcStr;
<a name="l00264"></a>00264 <a class="code" href="structdisconnect__struct.html" title="contained in SCARD_DISCONNECT Messages.">disconnect_struct</a> *diStr;
<a name="l00265"></a>00265 <a class="code" href="structbegin__struct.html" title="contained in SCARD_BEGIN_TRANSACTION Messages.">begin_struct</a> *beStr;
<a name="l00266"></a>00266 <a class="code" href="structcancel__struct.html" title="contained in SCARD_CANCEL Messages.">cancel_struct</a> *caStr;
<a name="l00267"></a>00267 <a class="code" href="structend__struct.html" title="contained in SCARD_END_TRANSACTION Messages.">end_struct</a> *enStr;
<a name="l00268"></a>00268 <a class="code" href="structstatus__struct.html" title="contained in SCARD_STATUS Messages.">status_struct</a> *stStr;
<a name="l00269"></a>00269 <a class="code" href="structtransmit__struct.html" title="contained in SCARD_TRANSMIT Messages.">transmit_struct</a> *trStr;
<a name="l00270"></a>00270 <a class="code" href="structcontrol__struct.html" title="contained in SCARD_CONTROL Messages.">control_struct</a> *ctStr;
<a name="l00271"></a>00271 <a class="code" href="structgetset__struct.html" title="contained in SCARD_GET_ATTRIB and Messages.">getset_struct</a> *gsStr;
<a name="l00272"></a>00272
<a name="l00273"></a>00273 <a class="code" href="pcsclite_8h.html#a3524142a16d7185916422baf6bb7883f" title="hContext returned by SCardEstablishContext()">SCARDCONTEXT</a> hContext;
<a name="l00274"></a>00274 <a class="code" href="pcsclite_8h.html#a0ef8f5baf9ee6c07dbdc7644c641d0a9" title="hCard returned by SCardConnect()">SCARDHANDLE</a> hCard;
<a name="l00275"></a>00275 DWORD dwActiveProtocol;
<a name="l00276"></a>00276
<a name="l00277"></a>00277 DWORD cchReaderLen;
<a name="l00278"></a>00278 DWORD dwState;
<a name="l00279"></a>00279 DWORD dwProtocol;
<a name="l00280"></a>00280 DWORD cbAtrLen;
<a name="l00281"></a>00281 DWORD cbRecvLength;
<a name="l00282"></a>00282 DWORD dwBytesReturned;
<a name="l00283"></a>00283 DWORD cbAttrLen;
<a name="l00284"></a>00284
<a name="l00285"></a>00285 <a class="code" href="structSCARD__IO__REQUEST.html" title="Protocol Control Information (PCI).">SCARD_IO_REQUEST</a> ioSendPci;
<a name="l00286"></a>00286 <a class="code" href="structSCARD__IO__REQUEST.html" title="Protocol Control Information (PCI).">SCARD_IO_REQUEST</a> ioRecvPci;
<a name="l00287"></a>00287
<a name="l00288"></a>00288 <span class="comment">/*</span>
<a name="l00289"></a>00289 <span class="comment"> * Zero out everything</span>
<a name="l00290"></a>00290 <span class="comment"> */</span>
<a name="l00291"></a>00291 rv = 0;
<a name="l00292"></a>00292 <span class="keywordflow">switch</span> (msgStruct->command)
<a name="l00293"></a>00293 {
<a name="l00294"></a>00294
<a name="l00295"></a>00295 <span class="keywordflow">case</span> <a class="code" href="winscard__msg_8h.html#add241284f0460327d523aec6e1cd17dcaf90d9882a83562f678f57ce8de9a51a1" title="used by SCardEstablishContext()">SCARD_ESTABLISH_CONTEXT</a>:
<a name="l00296"></a>00296 esStr = ((<a class="code" href="structestablish__struct.html" title="Information contained in SCARD_ESTABLISH_CONTEXT Messages.">establish_struct</a> *) msgStruct->data);
<a name="l00297"></a>00297
<a name="l00298"></a>00298 hContext = esStr->hContext;
<a name="l00299"></a>00299 esStr->rv = <a class="code" href="group__API.html#gaa1b8970169fd4883a6dc4a8f43f19b67" title="Creates an Application Context for a client.">SCardEstablishContext</a>(esStr->dwScope, 0, 0, &hContext);
<a name="l00300"></a>00300 esStr->hContext = hContext;
<a name="l00301"></a>00301
<a name="l00302"></a>00302 <span class="keywordflow">if</span> (esStr->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="l00303"></a>00303 esStr->rv =
<a name="l00304"></a>00304 MSGAddContext(esStr->hContext, dwContextIndex);
<a name="l00305"></a>00305 <span class="keywordflow">break</span>;
<a name="l00306"></a>00306
<a name="l00307"></a>00307 <span class="keywordflow">case</span> <a class="code" href="winscard__msg_8h.html#add241284f0460327d523aec6e1cd17dca072877189b15a07bbc7918a7fdd2a573" title="used by SCardReleaseContext()">SCARD_RELEASE_CONTEXT</a>:
<a name="l00308"></a>00308 reStr = ((<a class="code" href="structrelease__struct.html" title="Information contained in SCARD_RELEASE_CONTEXT Messages.">release_struct</a> *) msgStruct->data);
<a name="l00309"></a>00309 reStr->rv = <a class="code" href="group__API.html#ga6aabcba7744c5c9419fdd6404f73a934" title="This function destroys a communication context to the PC/SC Resource Manager.">SCardReleaseContext</a>(reStr->hContext);
<a name="l00310"></a>00310
<a name="l00311"></a>00311 <span class="keywordflow">if</span> (reStr->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="l00312"></a>00312 reStr->rv =
<a name="l00313"></a>00313 MSGRemoveContext(reStr->hContext, dwContextIndex);
<a name="l00314"></a>00314
<a name="l00315"></a>00315 <span class="keywordflow">break</span>;
<a name="l00316"></a>00316
<a name="l00317"></a>00317 <span class="keywordflow">case</span> <a class="code" href="winscard__msg_8h.html#add241284f0460327d523aec6e1cd17dcae4539f439555e7f577f08de789fd4e2c" title="used by SCardConnect()">SCARD_CONNECT</a>:
<a name="l00318"></a>00318 coStr = ((<a class="code" href="structconnect__struct.html" title="contained in SCARD_CONNECT Messages.">connect_struct</a> *) msgStruct->data);
<a name="l00319"></a>00319
<a name="l00320"></a>00320 hCard = coStr->hCard;
<a name="l00321"></a>00321 dwActiveProtocol = coStr->dwActiveProtocol;
<a name="l00322"></a>00322
<a name="l00323"></a>00323 coStr->rv = <a class="code" href="group__API.html#ga4e515829752e0a8dbc4d630696a8d6a5" title="This function establishes a connection to the reader specified in szReader.">SCardConnect</a>(coStr->hContext, coStr->szReader,
<a name="l00324"></a>00324 coStr->dwShareMode, coStr->dwPreferredProtocols,
<a name="l00325"></a>00325 &hCard, &dwActiveProtocol);
<a name="l00326"></a>00326
<a name="l00327"></a>00327 coStr->hCard = hCard;
<a name="l00328"></a>00328 coStr->dwActiveProtocol = dwActiveProtocol;
<a name="l00329"></a>00329
<a name="l00330"></a>00330 <span class="keywordflow">if</span> (coStr->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="l00331"></a>00331 coStr->rv =
<a name="l00332"></a>00332 MSGAddHandle(coStr->hContext, coStr->hCard, dwContextIndex);
<a name="l00333"></a>00333
<a name="l00334"></a>00334 <span class="keywordflow">break</span>;
<a name="l00335"></a>00335
<a name="l00336"></a>00336 <span class="keywordflow">case</span> <a class="code" href="winscard__msg_8h.html#add241284f0460327d523aec6e1cd17dca8b46439f3998639c1935c51fb984794f" title="used by SCardReconnect()">SCARD_RECONNECT</a>:
<a name="l00337"></a>00337 rcStr = ((<a class="code" href="structreconnect__struct.html" title="contained in SCARD_RECONNECT Messages.">reconnect_struct</a> *) msgStruct->data);
<a name="l00338"></a>00338 rv = MSGCheckHandleAssociation(rcStr->hCard, dwContextIndex);
<a name="l00339"></a>00339 <span class="keywordflow">if</span> (rv != 0) <span class="keywordflow">return</span> rv;
<a name="l00340"></a>00340
<a name="l00341"></a>00341 rcStr->rv = <a class="code" href="group__API.html#gad5d4393ca8c470112ad9468c44ed8940" title="This function reestablishes a connection to a reader that was previously connected...">SCardReconnect</a>(rcStr->hCard, rcStr->dwShareMode,
<a name="l00342"></a>00342 rcStr->dwPreferredProtocols,
<a name="l00343"></a>00343 rcStr->dwInitialization, &dwActiveProtocol);
<a name="l00344"></a>00344 rcStr->dwActiveProtocol = dwActiveProtocol;
<a name="l00345"></a>00345 <span class="keywordflow">break</span>;
<a name="l00346"></a>00346
<a name="l00347"></a>00347 <span class="keywordflow">case</span> <a class="code" href="winscard__msg_8h.html#add241284f0460327d523aec6e1cd17dca014966b0829c1dd57df6c62a53c7c9f0" title="used by SCardDisconnect()">SCARD_DISCONNECT</a>:
<a name="l00348"></a>00348 diStr = ((<a class="code" href="structdisconnect__struct.html" title="contained in SCARD_DISCONNECT Messages.">disconnect_struct</a> *) msgStruct->data);
<a name="l00349"></a>00349 rv = MSGCheckHandleAssociation(diStr->hCard, dwContextIndex);
<a name="l00350"></a>00350 <span class="keywordflow">if</span> (rv != 0) <span class="keywordflow">return</span> rv;
<a name="l00351"></a>00351 diStr->rv = <a class="code" href="group__API.html#ga4be198045c73ec0deb79e66c0ca1738a" title="This function terminates a connection made through SCardConnect().">SCardDisconnect</a>(diStr->hCard, diStr->dwDisposition);
<a name="l00352"></a>00352
<a name="l00353"></a>00353 <span class="keywordflow">if</span> (diStr->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="l00354"></a>00354 diStr->rv =
<a name="l00355"></a>00355 MSGRemoveHandle(diStr->hCard, dwContextIndex);
<a name="l00356"></a>00356 <span class="keywordflow">break</span>;
<a name="l00357"></a>00357
<a name="l00358"></a>00358 <span class="keywordflow">case</span> <a class="code" href="winscard__msg_8h.html#add241284f0460327d523aec6e1cd17dcaa49e6ed0bf4f1b9fe85c23699fdac94c" title="used by SCardBeginTransaction()">SCARD_BEGIN_TRANSACTION</a>:
<a name="l00359"></a>00359 beStr = ((<a class="code" href="structbegin__struct.html" title="contained in SCARD_BEGIN_TRANSACTION Messages.">begin_struct</a> *) msgStruct->data);
<a name="l00360"></a>00360 rv = MSGCheckHandleAssociation(beStr->hCard, dwContextIndex);
<a name="l00361"></a>00361 <span class="keywordflow">if</span> (rv != 0) <span class="keywordflow">return</span> rv;
<a name="l00362"></a>00362 beStr->rv = <a class="code" href="group__API.html#gaddb835dce01a0da1d6ca02d33ee7d861" title="This function establishes a temporary exclusive access mode for doing a serie of...">SCardBeginTransaction</a>(beStr->hCard);
<a name="l00363"></a>00363 <span class="keywordflow">break</span>;
<a name="l00364"></a>00364
<a name="l00365"></a>00365 <span class="keywordflow">case</span> <a class="code" href="winscard__msg_8h.html#add241284f0460327d523aec6e1cd17dcac03f9c354d75ab9e5b53d0af82b2f7ff" title="used by SCardEndTransaction()">SCARD_END_TRANSACTION</a>:
<a name="l00366"></a>00366 enStr = ((<a class="code" href="structend__struct.html" title="contained in SCARD_END_TRANSACTION Messages.">end_struct</a> *) msgStruct->data);
<a name="l00367"></a>00367 rv = MSGCheckHandleAssociation(enStr->hCard, dwContextIndex);
<a name="l00368"></a>00368 <span class="keywordflow">if</span> (rv != 0) <span class="keywordflow">return</span> rv;
<a name="l00369"></a>00369 enStr->rv =
<a name="l00370"></a>00370 <a class="code" href="group__API.html#gae8742473b404363e5c587f570d7e2f3b" title="This function ends a previously begun transaction.">SCardEndTransaction</a>(enStr->hCard, enStr->dwDisposition);
<a name="l00371"></a>00371 <span class="keywordflow">break</span>;
<a name="l00372"></a>00372
<a name="l00373"></a>00373 <span class="keywordflow">case</span> SCARD_CANCEL_TRANSACTION:
<a name="l00374"></a>00374 caStr = ((<a class="code" href="structcancel__struct.html" title="contained in SCARD_CANCEL Messages.">cancel_struct</a> *) msgStruct->data);
<a name="l00375"></a>00375 rv = MSGCheckHandleAssociation(caStr->hCard, dwContextIndex);
<a name="l00376"></a>00376 <span class="keywordflow">if</span> (rv != 0) <span class="keywordflow">return</span> rv;
<a name="l00377"></a>00377 caStr->rv = <a class="code" href="group__API.html#ga294d4c60b3631b9584a8c854ee8c3b1b">SCardCancelTransaction</a>(caStr->hCard);
<a name="l00378"></a>00378 <span class="keywordflow">break</span>;
<a name="l00379"></a>00379
<a name="l00380"></a>00380 <span class="keywordflow">case</span> <a class="code" href="winscard__msg_8h.html#add241284f0460327d523aec6e1cd17dca8dd333ed3f05b986c67abbd6291d4188" title="used by SCardStatus()">SCARD_STATUS</a>:
<a name="l00381"></a>00381 stStr = ((<a class="code" href="structstatus__struct.html" title="contained in SCARD_STATUS Messages.">status_struct</a> *) msgStruct->data);
<a name="l00382"></a>00382 rv = MSGCheckHandleAssociation(stStr->hCard, dwContextIndex);
<a name="l00383"></a>00383 <span class="keywordflow">if</span> (rv != 0) <span class="keywordflow">return</span> rv;
<a name="l00384"></a>00384
<a name="l00385"></a>00385 cchReaderLen = stStr->pcchReaderLen;
<a name="l00386"></a>00386 dwState = stStr->dwState;
<a name="l00387"></a>00387 dwProtocol = stStr->dwProtocol;
<a name="l00388"></a>00388 cbAtrLen = stStr->pcbAtrLen;
<a name="l00389"></a>00389
<a name="l00390"></a>00390 <span class="comment">/* avoids buffer overflow */</span>
<a name="l00391"></a>00391 <span class="keywordflow">if</span> ((cchReaderLen > <span class="keyword">sizeof</span>(stStr->mszReaderNames))
<a name="l00392"></a>00392 || (cbAtrLen > <span class="keyword">sizeof</span>(stStr->pbAtr)))
<a name="l00393"></a>00393 {
<a name="l00394"></a>00394 stStr->rv = <a class="code" href="pcsclite_8h.html#aac3f8d945f8a0e667e0926daaa18dc57" title="The data buffer to receive returned data is too small for the returned data.">SCARD_E_INSUFFICIENT_BUFFER</a> ;
<a name="l00395"></a>00395 <span class="keywordflow">break</span>;
<a name="l00396"></a>00396 }
<a name="l00397"></a>00397
<a name="l00398"></a>00398 stStr->rv = <a class="code" href="group__API.html#ga18f33eebb45d9e0d2a091ca7a0511d26" title="This function returns the current status of the reader connected to by hCard.">SCardStatus</a>(stStr->hCard, stStr->mszReaderNames,
<a name="l00399"></a>00399 &cchReaderLen, &dwState,
<a name="l00400"></a>00400 &dwProtocol, stStr->pbAtr, &cbAtrLen);
<a name="l00401"></a>00401
<a name="l00402"></a>00402 stStr->pcchReaderLen = cchReaderLen;
<a name="l00403"></a>00403 stStr->dwState = dwState;
<a name="l00404"></a>00404 stStr->dwProtocol = dwProtocol;
<a name="l00405"></a>00405 stStr->pcbAtrLen = cbAtrLen;
<a name="l00406"></a>00406 <span class="keywordflow">break</span>;
<a name="l00407"></a>00407
<a name="l00408"></a>00408 <span class="keywordflow">case</span> <a class="code" href="winscard__msg_8h.html#add241284f0460327d523aec6e1cd17dcaaa1c43a9cc7497df780b9e5a81a3abcb" title="used by SCardTransmit()">SCARD_TRANSMIT</a>:
<a name="l00409"></a>00409 trStr = ((<a class="code" href="structtransmit__struct.html" title="contained in SCARD_TRANSMIT Messages.">transmit_struct</a> *) msgStruct->data);
<a name="l00410"></a>00410 rv = MSGCheckHandleAssociation(trStr->hCard, dwContextIndex);
<a name="l00411"></a>00411 <span class="keywordflow">if</span> (rv != 0) <span class="keywordflow">return</span> rv;
<a name="l00412"></a>00412
<a name="l00413"></a>00413 <span class="comment">/* avoids buffer overflow */</span>
<a name="l00414"></a>00414 <span class="keywordflow">if</span> ((trStr->pcbRecvLength > <span class="keyword">sizeof</span>(trStr->pbRecvBuffer))
<a name="l00415"></a>00415 || (trStr->cbSendLength > <span class="keyword">sizeof</span>(trStr->pbSendBuffer)))
<a name="l00416"></a>00416 {
<a name="l00417"></a>00417 trStr->rv = <a class="code" href="pcsclite_8h.html#aac3f8d945f8a0e667e0926daaa18dc57" title="The data buffer to receive returned data is too small for the returned data.">SCARD_E_INSUFFICIENT_BUFFER</a> ;
<a name="l00418"></a>00418 <span class="keywordflow">break</span>;
<a name="l00419"></a>00419 }
<a name="l00420"></a>00420
<a name="l00421"></a>00421 ioSendPci.<a class="code" href="structSCARD__IO__REQUEST.html#a06a981d5eb5bae479767d77641d50002" title="Protocol identifier.">dwProtocol</a> = trStr->ioSendPciProtocol;
<a name="l00422"></a>00422 ioSendPci.<a class="code" href="structSCARD__IO__REQUEST.html#a90993ce745546245b494a35a9559a083" title="Protocol Control Inf Length.">cbPciLength</a> = trStr->ioSendPciLength;
<a name="l00423"></a>00423 ioRecvPci.<a class="code" href="structSCARD__IO__REQUEST.html#a06a981d5eb5bae479767d77641d50002" title="Protocol identifier.">dwProtocol</a> = trStr->ioRecvPciProtocol;
<a name="l00424"></a>00424 ioRecvPci.<a class="code" href="structSCARD__IO__REQUEST.html#a90993ce745546245b494a35a9559a083" title="Protocol Control Inf Length.">cbPciLength</a> = trStr->ioRecvPciLength;
<a name="l00425"></a>00425 cbRecvLength = trStr->pcbRecvLength;
<a name="l00426"></a>00426
<a name="l00427"></a>00427 trStr->rv = <a class="code" href="group__API.html#gac60e9e6c93b04e61594a3a8f69ee1898" title="This function sends an APDU to the smart card contained in the reader connected to...">SCardTransmit</a>(trStr->hCard, &ioSendPci,
<a name="l00428"></a>00428 trStr->pbSendBuffer, trStr->cbSendLength,
<a name="l00429"></a>00429 &ioRecvPci, trStr->pbRecvBuffer,
<a name="l00430"></a>00430 &cbRecvLength);
<a name="l00431"></a>00431
<a name="l00432"></a>00432 trStr->ioSendPciProtocol = ioSendPci.<a class="code" href="structSCARD__IO__REQUEST.html#a06a981d5eb5bae479767d77641d50002" title="Protocol identifier.">dwProtocol</a>;
<a name="l00433"></a>00433 trStr->ioSendPciLength = ioSendPci.<a class="code" href="structSCARD__IO__REQUEST.html#a90993ce745546245b494a35a9559a083" title="Protocol Control Inf Length.">cbPciLength</a>;
<a name="l00434"></a>00434 trStr->ioRecvPciProtocol = ioRecvPci.<a class="code" href="structSCARD__IO__REQUEST.html#a06a981d5eb5bae479767d77641d50002" title="Protocol identifier.">dwProtocol</a>;
<a name="l00435"></a>00435 trStr->ioRecvPciLength = ioRecvPci.<a class="code" href="structSCARD__IO__REQUEST.html#a90993ce745546245b494a35a9559a083" title="Protocol Control Inf Length.">cbPciLength</a>;
<a name="l00436"></a>00436 trStr->pcbRecvLength = cbRecvLength;
<a name="l00437"></a>00437
<a name="l00438"></a>00438 <span class="keywordflow">break</span>;
<a name="l00439"></a>00439
<a name="l00440"></a>00440 <span class="keywordflow">case</span> <a class="code" href="winscard__msg_8h.html#add241284f0460327d523aec6e1cd17dca50f40e02c69625cb2e03e7094ce9d8b1" title="used by SCardControl()">SCARD_CONTROL</a>:
<a name="l00441"></a>00441 ctStr = ((<a class="code" href="structcontrol__struct.html" title="contained in SCARD_CONTROL Messages.">control_struct</a> *) msgStruct->data);
<a name="l00442"></a>00442 rv = MSGCheckHandleAssociation(ctStr->hCard, dwContextIndex);
<a name="l00443"></a>00443 <span class="keywordflow">if</span> (rv != 0) <span class="keywordflow">return</span> rv;
<a name="l00444"></a>00444
<a name="l00445"></a>00445 <span class="comment">/* avoids buffer overflow */</span>
<a name="l00446"></a>00446 <span class="keywordflow">if</span> ((ctStr->cbRecvLength > <span class="keyword">sizeof</span>(ctStr->pbRecvBuffer))
<a name="l00447"></a>00447 || (ctStr->cbSendLength > <span class="keyword">sizeof</span>(ctStr->pbSendBuffer)))
<a name="l00448"></a>00448 {
<a name="l00449"></a>00449 ctStr->rv = <a class="code" href="pcsclite_8h.html#aac3f8d945f8a0e667e0926daaa18dc57" title="The data buffer to receive returned data is too small for the returned data.">SCARD_E_INSUFFICIENT_BUFFER</a>;
<a name="l00450"></a>00450 <span class="keywordflow">break</span>;
<a name="l00451"></a>00451 }
<a name="l00452"></a>00452
<a name="l00453"></a>00453 dwBytesReturned = ctStr->dwBytesReturned;
<a name="l00454"></a>00454
<a name="l00455"></a>00455 ctStr->rv = <a class="code" href="group__API.html#gac3454d4657110fd7f753b2d3d8f4e32f" title="This function sends a command directly to the IFD Handler (reader driver) to be processed...">SCardControl</a>(ctStr->hCard, ctStr->dwControlCode,
<a name="l00456"></a>00456 ctStr->pbSendBuffer, ctStr->cbSendLength,
<a name="l00457"></a>00457 ctStr->pbRecvBuffer, ctStr->cbRecvLength,
<a name="l00458"></a>00458 &dwBytesReturned);
<a name="l00459"></a>00459
<a name="l00460"></a>00460 ctStr->dwBytesReturned = dwBytesReturned;
<a name="l00461"></a>00461
<a name="l00462"></a>00462 <span class="keywordflow">break</span>;
<a name="l00463"></a>00463
<a name="l00464"></a>00464 <span class="keywordflow">case</span> <a class="code" href="winscard__msg_8h.html#add241284f0460327d523aec6e1cd17dca9198ad4e3cd0613906124c5243e7c12e" title="used by SCardGetAttrib()">SCARD_GET_ATTRIB</a>:
<a name="l00465"></a>00465 gsStr = ((<a class="code" href="structgetset__struct.html" title="contained in SCARD_GET_ATTRIB and Messages.">getset_struct</a> *) msgStruct->data);
<a name="l00466"></a>00466 rv = MSGCheckHandleAssociation(gsStr->hCard, dwContextIndex);
<a name="l00467"></a>00467 <span class="keywordflow">if</span> (rv != 0) <span class="keywordflow">return</span> rv;
<a name="l00468"></a>00468
<a name="l00469"></a>00469 <span class="comment">/* avoids buffer overflow */</span>
<a name="l00470"></a>00470 <span class="keywordflow">if</span> (gsStr->cbAttrLen > <span class="keyword">sizeof</span>(gsStr->pbAttr))
<a name="l00471"></a>00471 {
<a name="l00472"></a>00472 gsStr->rv = <a class="code" href="pcsclite_8h.html#aac3f8d945f8a0e667e0926daaa18dc57" title="The data buffer to receive returned data is too small for the returned data.">SCARD_E_INSUFFICIENT_BUFFER</a> ;
<a name="l00473"></a>00473 <span class="keywordflow">break</span>;
<a name="l00474"></a>00474 }
<a name="l00475"></a>00475
<a name="l00476"></a>00476 cbAttrLen = gsStr->cbAttrLen;
<a name="l00477"></a>00477
<a name="l00478"></a>00478 gsStr->rv = <a class="code" href="group__API.html#gaacfec51917255b7a25b94c5104961602" title="This function get an attribute from the IFD Handler (reader driver).">SCardGetAttrib</a>(gsStr->hCard, gsStr->dwAttrId,
<a name="l00479"></a>00479 gsStr->pbAttr, &cbAttrLen);
<a name="l00480"></a>00480
<a name="l00481"></a>00481 gsStr->cbAttrLen = cbAttrLen;
<a name="l00482"></a>00482
<a name="l00483"></a>00483 <span class="keywordflow">break</span>;
<a name="l00484"></a>00484
<a name="l00485"></a>00485 <span class="keywordflow">case</span> <a class="code" href="winscard__msg_8h.html#add241284f0460327d523aec6e1cd17dca068f22e88bd4939797c3c359c9fbf075" title="used by SCardSetAttrib()">SCARD_SET_ATTRIB</a>:
<a name="l00486"></a>00486 gsStr = ((<a class="code" href="structgetset__struct.html" title="contained in SCARD_GET_ATTRIB and Messages.">getset_struct</a> *) msgStruct->data);
<a name="l00487"></a>00487 rv = MSGCheckHandleAssociation(gsStr->hCard, dwContextIndex);
<a name="l00488"></a>00488 <span class="keywordflow">if</span> (rv != 0) <span class="keywordflow">return</span> rv;
<a name="l00489"></a>00489
<a name="l00490"></a>00490 <span class="comment">/* avoids buffer overflow */</span>
<a name="l00491"></a>00491 <span class="keywordflow">if</span> (gsStr->cbAttrLen <= <span class="keyword">sizeof</span>(gsStr->pbAttr))
<a name="l00492"></a>00492 {
<a name="l00493"></a>00493 gsStr->rv = <a class="code" href="pcsclite_8h.html#aac3f8d945f8a0e667e0926daaa18dc57" title="The data buffer to receive returned data is too small for the returned data.">SCARD_E_INSUFFICIENT_BUFFER</a> ;
<a name="l00494"></a>00494 <span class="keywordflow">break</span>;
<a name="l00495"></a>00495 }
<a name="l00496"></a>00496
<a name="l00497"></a>00497 gsStr->rv = <a class="code" href="group__API.html#ga060f0038a4ddfd5dd2b8fadf3c3a2e4f" title="This function set an attribute of the IFD Handler.">SCardSetAttrib</a>(gsStr->hCard, gsStr->dwAttrId,
<a name="l00498"></a>00498 gsStr->pbAttr, gsStr->cbAttrLen);
<a name="l00499"></a>00499 <span class="keywordflow">break</span>;
<a name="l00500"></a>00500
<a name="l00501"></a>00501 <span class="keywordflow">case</span> <a class="code" href="winscard__msg_8h.html#add241284f0460327d523aec6e1cd17dca35bfc3eb2607c5bd387d1f8566de814e" title="used by SCardTransmit()">SCARD_TRANSMIT_EXTENDED</a>:
<a name="l00502"></a>00502 {
<a name="l00503"></a>00503 <a class="code" href="structtransmit__struct__extended.html" title="contained in SCARD_TRANSMIT_EXTENDED Messages.">transmit_struct_extended</a> *treStr;
<a name="l00504"></a>00504 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> pbSendBuffer[<a class="code" href="pcsclite_8h.html#ae128d4b6df34e2dfdb6216b31bae2cc6" title="enhanced (64K + APDU + Lc + Le) Tx/Rx Buffer">MAX_BUFFER_SIZE_EXTENDED</a>];
<a name="l00505"></a>00505 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> pbRecvBuffer[<a class="code" href="pcsclite_8h.html#ae128d4b6df34e2dfdb6216b31bae2cc6" title="enhanced (64K + APDU + Lc + Le) Tx/Rx Buffer">MAX_BUFFER_SIZE_EXTENDED</a>];
<a name="l00506"></a>00506
<a name="l00507"></a>00507 treStr = ((<a class="code" href="structtransmit__struct__extended.html" title="contained in SCARD_TRANSMIT_EXTENDED Messages.">transmit_struct_extended</a> *) msgStruct->data);
<a name="l00508"></a>00508 rv = MSGCheckHandleAssociation(treStr->hCard, dwContextIndex);
<a name="l00509"></a>00509 <span class="keywordflow">if</span> (rv != 0) <span class="keywordflow">return</span> rv;
<a name="l00510"></a>00510
<a name="l00511"></a>00511 <span class="comment">/* avoids buffer overflow */</span>
<a name="l00512"></a>00512 <span class="keywordflow">if</span> ((treStr->size > <span class="keyword">sizeof</span>(pbSendBuffer))
<a name="l00513"></a>00513 || (treStr->cbSendLength > <span class="keyword">sizeof</span>(pbSendBuffer))
<a name="l00514"></a>00514 || (treStr->pcbRecvLength > <span class="keyword">sizeof</span>(pbRecvBuffer)))
<a name="l00515"></a>00515 {
<a name="l00516"></a>00516 treStr->rv = <a class="code" href="pcsclite_8h.html#aac3f8d945f8a0e667e0926daaa18dc57" title="The data buffer to receive returned data is too small for the returned data.">SCARD_E_INSUFFICIENT_BUFFER</a>;
<a name="l00517"></a>00517 <span class="keywordflow">break</span>;
<a name="l00518"></a>00518 }
<a name="l00519"></a>00519
<a name="l00520"></a>00520 <span class="comment">/* on more block to read? */</span>
<a name="l00521"></a>00521 <span class="keywordflow">if</span> (treStr->size > <a class="code" href="pcscd_8h.html#a78a7d25c2d67ffb7f2bcb7f857a827f7" title="Transport msg len.">PCSCLITE_MAX_MESSAGE_SIZE</a>)
<a name="l00522"></a>00522 {
<a name="l00523"></a>00523 <span class="comment">/* copy the first APDU part */</span>
<a name="l00524"></a>00524 memcpy(pbSendBuffer, treStr->data,
<a name="l00525"></a>00525 <a class="code" href="pcscd_8h.html#a78a7d25c2d67ffb7f2bcb7f857a827f7" title="Transport msg len.">PCSCLITE_MAX_MESSAGE_SIZE</a>-offsetof(<a class="code" href="structtransmit__struct__extended.html" title="contained in SCARD_TRANSMIT_EXTENDED Messages.">transmit_struct_extended</a>, data));
<a name="l00526"></a>00526
<a name="l00527"></a>00527 <span class="comment">/* receive the second block */</span>
<a name="l00528"></a>00528 rv = <a class="code" href="winscard__msg_8c.html#a79ad4835c2384316592152d320eef49a" title="Called by the Client to get the reponse from the server or vice-versa.">SHMMessageReceive</a>(
<a name="l00529"></a>00529 pbSendBuffer+<a class="code" href="pcscd_8h.html#a78a7d25c2d67ffb7f2bcb7f857a827f7" title="Transport msg len.">PCSCLITE_MAX_MESSAGE_SIZE</a>-offsetof(<a class="code" href="structtransmit__struct__extended.html" title="contained in SCARD_TRANSMIT_EXTENDED Messages.">transmit_struct_extended</a>, data),
<a name="l00530"></a>00530 treStr->size - <a class="code" href="pcscd_8h.html#a78a7d25c2d67ffb7f2bcb7f857a827f7" title="Transport msg len.">PCSCLITE_MAX_MESSAGE_SIZE</a>,
<a name="l00531"></a>00531 <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].<a class="code" href="struct__psContext.html#afaf65603098a647f8eef2708cd4501aa" title="Connection ID used to reference the Client.">dwClientID</a>,
<a name="l00532"></a>00532 <a class="code" href="pcscd_8h.html#a50c0e6f51672902e9bf5d8537d132be9" title="Attempts to reach cl.">PCSCLITE_SERVER_ATTEMPTS</a>);
<a name="l00533"></a>00533 <span class="keywordflow">if</span> (rv)
<a name="l00534"></a>00534 Log1(PCSC_LOG_CRITICAL, <span class="stringliteral">"reception failed"</span>);
<a name="l00535"></a>00535 }
<a name="l00536"></a>00536 <span class="keywordflow">else</span>
<a name="l00537"></a>00537 memcpy(pbSendBuffer, treStr->data, treStr->cbSendLength);
<a name="l00538"></a>00538
<a name="l00539"></a>00539 ioSendPci.<a class="code" href="structSCARD__IO__REQUEST.html#a06a981d5eb5bae479767d77641d50002" title="Protocol identifier.">dwProtocol</a> = treStr->ioSendPciProtocol;
<a name="l00540"></a>00540 ioSendPci.<a class="code" href="structSCARD__IO__REQUEST.html#a90993ce745546245b494a35a9559a083" title="Protocol Control Inf Length.">cbPciLength</a> = treStr->ioSendPciLength;
<a name="l00541"></a>00541 ioRecvPci.<a class="code" href="structSCARD__IO__REQUEST.html#a06a981d5eb5bae479767d77641d50002" title="Protocol identifier.">dwProtocol</a> = treStr->ioRecvPciProtocol;
<a name="l00542"></a>00542 ioRecvPci.<a class="code" href="structSCARD__IO__REQUEST.html#a90993ce745546245b494a35a9559a083" title="Protocol Control Inf Length.">cbPciLength</a> = treStr->ioRecvPciLength;
<a name="l00543"></a>00543 cbRecvLength = treStr->pcbRecvLength;
<a name="l00544"></a>00544
<a name="l00545"></a>00545 treStr->rv = <a class="code" href="group__API.html#gac60e9e6c93b04e61594a3a8f69ee1898" title="This function sends an APDU to the smart card contained in the reader connected to...">SCardTransmit</a>(treStr->hCard, &ioSendPci,
<a name="l00546"></a>00546 pbSendBuffer, treStr->cbSendLength,
<a name="l00547"></a>00547 &ioRecvPci, pbRecvBuffer,
<a name="l00548"></a>00548 &cbRecvLength);
<a name="l00549"></a>00549
<a name="l00550"></a>00550 treStr->ioSendPciProtocol = ioSendPci.<a class="code" href="structSCARD__IO__REQUEST.html#a06a981d5eb5bae479767d77641d50002" title="Protocol identifier.">dwProtocol</a>;
<a name="l00551"></a>00551 treStr->ioSendPciLength = ioSendPci.<a class="code" href="structSCARD__IO__REQUEST.html#a90993ce745546245b494a35a9559a083" title="Protocol Control Inf Length.">cbPciLength</a>;
<a name="l00552"></a>00552 treStr->ioRecvPciProtocol = ioRecvPci.<a class="code" href="structSCARD__IO__REQUEST.html#a06a981d5eb5bae479767d77641d50002" title="Protocol identifier.">dwProtocol</a>;
<a name="l00553"></a>00553 treStr->ioRecvPciLength = ioRecvPci.<a class="code" href="structSCARD__IO__REQUEST.html#a90993ce745546245b494a35a9559a083" title="Protocol Control Inf Length.">cbPciLength</a>;
<a name="l00554"></a>00554 treStr->pcbRecvLength = cbRecvLength;
<a name="l00555"></a>00555
<a name="l00556"></a>00556 treStr->size = offsetof(<a class="code" href="structtransmit__struct__extended.html" title="contained in SCARD_TRANSMIT_EXTENDED Messages.">transmit_struct_extended</a>, data) + treStr->pcbRecvLength;
<a name="l00557"></a>00557 <span class="keywordflow">if</span> (treStr->size > <a class="code" href="pcscd_8h.html#a78a7d25c2d67ffb7f2bcb7f857a827f7" title="Transport msg len.">PCSCLITE_MAX_MESSAGE_SIZE</a>)
<a name="l00558"></a>00558 {
<a name="l00559"></a>00559 <span class="comment">/* two blocks */</span>
<a name="l00560"></a>00560 memcpy(treStr->data, pbRecvBuffer, <a class="code" href="pcscd_8h.html#a78a7d25c2d67ffb7f2bcb7f857a827f7" title="Transport msg len.">PCSCLITE_MAX_MESSAGE_SIZE</a>
<a name="l00561"></a>00561 - offsetof(<a class="code" href="structtransmit__struct__extended.html" title="contained in SCARD_TRANSMIT_EXTENDED Messages.">transmit_struct_extended</a>, data));
<a name="l00562"></a>00562
<a name="l00563"></a>00563 rv = <a class="code" href="winscard__msg_8c.html#ac1bde0241da918d1a346c0dca681dd78" title="Sends a menssage from client to server or vice-versa.">SHMMessageSend</a>(msgStruct, <span class="keyword">sizeof</span>(*msgStruct),
<a name="l00564"></a>00564 <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].dwClientID,
<a name="l00565"></a>00565 <a class="code" href="pcscd_8h.html#a50c0e6f51672902e9bf5d8537d132be9" title="Attempts to reach cl.">PCSCLITE_SERVER_ATTEMPTS</a>);
<a name="l00566"></a>00566 <span class="keywordflow">if</span> (rv)
<a name="l00567"></a>00567 Log1(PCSC_LOG_CRITICAL, <span class="stringliteral">"transmission failed"</span>);
<a name="l00568"></a>00568
<a name="l00569"></a>00569 rv = <a class="code" href="winscard__msg_8c.html#ac1bde0241da918d1a346c0dca681dd78" title="Sends a menssage from client to server or vice-versa.">SHMMessageSend</a>(pbRecvBuffer + <a class="code" href="pcscd_8h.html#a78a7d25c2d67ffb7f2bcb7f857a827f7" title="Transport msg len.">PCSCLITE_MAX_MESSAGE_SIZE</a>
<a name="l00570"></a>00570 - offsetof(<a class="code" href="structtransmit__struct__extended.html" title="contained in SCARD_TRANSMIT_EXTENDED Messages.">transmit_struct_extended</a>, data),
<a name="l00571"></a>00571 treStr->size - <a class="code" href="pcscd_8h.html#a78a7d25c2d67ffb7f2bcb7f857a827f7" title="Transport msg len.">PCSCLITE_MAX_MESSAGE_SIZE</a>,
<a name="l00572"></a>00572 <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].<a class="code" href="struct__psContext.html#afaf65603098a647f8eef2708cd4501aa" title="Connection ID used to reference the Client.">dwClientID</a>,
<a name="l00573"></a>00573 <a class="code" href="pcscd_8h.html#a50c0e6f51672902e9bf5d8537d132be9" title="Attempts to reach cl.">PCSCLITE_SERVER_ATTEMPTS</a>);
<a name="l00574"></a>00574 <span class="keywordflow">if</span> (rv)
<a name="l00575"></a>00575 Log1(PCSC_LOG_CRITICAL, <span class="stringliteral">"transmission failed"</span>);
<a name="l00576"></a>00576 }
<a name="l00577"></a>00577 <span class="keywordflow">else</span>
<a name="l00578"></a>00578 {
<a name="l00579"></a>00579 <span class="comment">/* one block only */</span>
<a name="l00580"></a>00580 memcpy(treStr->data, pbRecvBuffer, treStr->pcbRecvLength);
<a name="l00581"></a>00581
<a name="l00582"></a>00582 rv = <a class="code" href="winscard__msg_8c.html#ac1bde0241da918d1a346c0dca681dd78" title="Sends a menssage from client to server or vice-versa.">SHMMessageSend</a>(msgStruct, <span class="keyword">sizeof</span>(*msgStruct),
<a name="l00583"></a>00583 <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].dwClientID,
<a name="l00584"></a>00584 <a class="code" href="pcscd_8h.html#a50c0e6f51672902e9bf5d8537d132be9" title="Attempts to reach cl.">PCSCLITE_SERVER_ATTEMPTS</a>);
<a name="l00585"></a>00585 <span class="keywordflow">if</span> (rv)
<a name="l00586"></a>00586 Log1(PCSC_LOG_CRITICAL, <span class="stringliteral">"transmission failed"</span>);
<a name="l00587"></a>00587 }
<a name="l00588"></a>00588 }
<a name="l00589"></a>00589 <span class="keywordflow">break</span>;
<a name="l00590"></a>00590
<a name="l00591"></a>00591 <span class="keywordflow">case</span> <a class="code" href="winscard__msg_8h.html#add241284f0460327d523aec6e1cd17dca33919bd674d4f6cfa58178cdaf50cf38" title="used by SCardControl()">SCARD_CONTROL_EXTENDED</a>:
<a name="l00592"></a>00592 {
<a name="l00593"></a>00593 <a class="code" href="structcontrol__struct__extended.html" title="contained in SCARD_CONTROL_EXTENDED Messages.">control_struct_extended</a> *cteStr;
<a name="l00594"></a>00594 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> pbSendBuffer[<a class="code" href="pcsclite_8h.html#ae128d4b6df34e2dfdb6216b31bae2cc6" title="enhanced (64K + APDU + Lc + Le) Tx/Rx Buffer">MAX_BUFFER_SIZE_EXTENDED</a>];
<a name="l00595"></a>00595 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> pbRecvBuffer[<a class="code" href="pcsclite_8h.html#ae128d4b6df34e2dfdb6216b31bae2cc6" title="enhanced (64K + APDU + Lc + Le) Tx/Rx Buffer">MAX_BUFFER_SIZE_EXTENDED</a>];
<a name="l00596"></a>00596
<a name="l00597"></a>00597 cteStr = ((<a class="code" href="structcontrol__struct__extended.html" title="contained in SCARD_CONTROL_EXTENDED Messages.">control_struct_extended</a> *) msgStruct->data);
<a name="l00598"></a>00598 rv = MSGCheckHandleAssociation(cteStr->hCard, dwContextIndex);
<a name="l00599"></a>00599 <span class="keywordflow">if</span> (rv != 0) <span class="keywordflow">return</span> rv;
<a name="l00600"></a>00600
<a name="l00601"></a>00601 <span class="comment">/* avoids buffer overflow */</span>
<a name="l00602"></a>00602 <span class="keywordflow">if</span> ((cteStr->size > <span class="keyword">sizeof</span>(pbSendBuffer))
<a name="l00603"></a>00603 || (cteStr->cbSendLength > <span class="keyword">sizeof</span>(pbSendBuffer))
<a name="l00604"></a>00604 || (cteStr->cbRecvLength > <span class="keyword">sizeof</span>(pbRecvBuffer)))
<a name="l00605"></a>00605 {
<a name="l00606"></a>00606 cteStr->rv = <a class="code" href="pcsclite_8h.html#aac3f8d945f8a0e667e0926daaa18dc57" title="The data buffer to receive returned data is too small for the returned data.">SCARD_E_INSUFFICIENT_BUFFER</a>;
<a name="l00607"></a>00607 <span class="keywordflow">break</span>;
<a name="l00608"></a>00608 }
<a name="l00609"></a>00609
<a name="l00610"></a>00610 <span class="comment">/* on more block to read? */</span>
<a name="l00611"></a>00611 <span class="keywordflow">if</span> (cteStr->size > <a class="code" href="pcscd_8h.html#a78a7d25c2d67ffb7f2bcb7f857a827f7" title="Transport msg len.">PCSCLITE_MAX_MESSAGE_SIZE</a>)
<a name="l00612"></a>00612 {
<a name="l00613"></a>00613 <span class="comment">/* copy the first data part */</span>
<a name="l00614"></a>00614 memcpy(pbSendBuffer, cteStr->data,
<a name="l00615"></a>00615 <a class="code" href="pcscd_8h.html#a78a7d25c2d67ffb7f2bcb7f857a827f7" title="Transport msg len.">PCSCLITE_MAX_MESSAGE_SIZE</a>-<span class="keyword">sizeof</span>(*cteStr));
<a name="l00616"></a>00616
<a name="l00617"></a>00617 <span class="comment">/* receive the second block */</span>
<a name="l00618"></a>00618 rv = <a class="code" href="winscard__msg_8c.html#a79ad4835c2384316592152d320eef49a" title="Called by the Client to get the reponse from the server or vice-versa.">SHMMessageReceive</a>(
<a name="l00619"></a>00619 pbSendBuffer+<a class="code" href="pcscd_8h.html#a78a7d25c2d67ffb7f2bcb7f857a827f7" title="Transport msg len.">PCSCLITE_MAX_MESSAGE_SIZE</a>-<span class="keyword">sizeof</span>(*cteStr),
<a name="l00620"></a>00620 cteStr->size - <a class="code" href="pcscd_8h.html#a78a7d25c2d67ffb7f2bcb7f857a827f7" title="Transport msg len.">PCSCLITE_MAX_MESSAGE_SIZE</a>,
<a name="l00621"></a>00621 <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].<a class="code" href="struct__psContext.html#afaf65603098a647f8eef2708cd4501aa" title="Connection ID used to reference the Client.">dwClientID</a>,
<a name="l00622"></a>00622 <a class="code" href="pcscd_8h.html#a50c0e6f51672902e9bf5d8537d132be9" title="Attempts to reach cl.">PCSCLITE_SERVER_ATTEMPTS</a>);
<a name="l00623"></a>00623 <span class="keywordflow">if</span> (rv)
<a name="l00624"></a>00624 Log1(PCSC_LOG_CRITICAL, <span class="stringliteral">"reception failed"</span>);
<a name="l00625"></a>00625 }
<a name="l00626"></a>00626 <span class="keywordflow">else</span>
<a name="l00627"></a>00627 memcpy(pbSendBuffer, cteStr->data, cteStr->cbSendLength);
<a name="l00628"></a>00628
<a name="l00629"></a>00629 dwBytesReturned = cteStr->dwBytesReturned;
<a name="l00630"></a>00630
<a name="l00631"></a>00631 cteStr->rv = <a class="code" href="group__API.html#gac3454d4657110fd7f753b2d3d8f4e32f" title="This function sends a command directly to the IFD Handler (reader driver) to be processed...">SCardControl</a>(cteStr->hCard, cteStr->dwControlCode,
<a name="l00632"></a>00632 pbSendBuffer, cteStr->cbSendLength,
<a name="l00633"></a>00633 pbRecvBuffer, cteStr->cbRecvLength,
<a name="l00634"></a>00634 &dwBytesReturned);
<a name="l00635"></a>00635
<a name="l00636"></a>00636 cteStr->dwBytesReturned = dwBytesReturned;
<a name="l00637"></a>00637
<a name="l00638"></a>00638 cteStr->size = <span class="keyword">sizeof</span>(*cteStr) + cteStr->dwBytesReturned;
<a name="l00639"></a>00639 <span class="keywordflow">if</span> (cteStr->size > <a class="code" href="pcscd_8h.html#a78a7d25c2d67ffb7f2bcb7f857a827f7" title="Transport msg len.">PCSCLITE_MAX_MESSAGE_SIZE</a>)
<a name="l00640"></a>00640 {
<a name="l00641"></a>00641 <span class="comment">/* two blocks */</span>
<a name="l00642"></a>00642 memcpy(cteStr->data, pbRecvBuffer, <a class="code" href="pcscd_8h.html#a78a7d25c2d67ffb7f2bcb7f857a827f7" title="Transport msg len.">PCSCLITE_MAX_MESSAGE_SIZE</a>
<a name="l00643"></a>00643 - <span class="keyword">sizeof</span>(*cteStr));
<a name="l00644"></a>00644
<a name="l00645"></a>00645 rv = <a class="code" href="winscard__msg_8c.html#ac1bde0241da918d1a346c0dca681dd78" title="Sends a menssage from client to server or vice-versa.">SHMMessageSend</a>(msgStruct, <span class="keyword">sizeof</span>(*msgStruct),
<a name="l00646"></a>00646 <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].dwClientID,
<a name="l00647"></a>00647 <a class="code" href="pcscd_8h.html#a50c0e6f51672902e9bf5d8537d132be9" title="Attempts to reach cl.">PCSCLITE_SERVER_ATTEMPTS</a>);
<a name="l00648"></a>00648 <span class="keywordflow">if</span> (rv)
<a name="l00649"></a>00649 Log1(PCSC_LOG_CRITICAL, <span class="stringliteral">"transmission failed"</span>);
<a name="l00650"></a>00650
<a name="l00651"></a>00651 rv = <a class="code" href="winscard__msg_8c.html#ac1bde0241da918d1a346c0dca681dd78" title="Sends a menssage from client to server or vice-versa.">SHMMessageSend</a>(pbRecvBuffer + <a class="code" href="pcscd_8h.html#a78a7d25c2d67ffb7f2bcb7f857a827f7" title="Transport msg len.">PCSCLITE_MAX_MESSAGE_SIZE</a>
<a name="l00652"></a>00652 - <span class="keyword">sizeof</span>(*cteStr),
<a name="l00653"></a>00653 cteStr->size - <a class="code" href="pcscd_8h.html#a78a7d25c2d67ffb7f2bcb7f857a827f7" title="Transport msg len.">PCSCLITE_MAX_MESSAGE_SIZE</a>,
<a name="l00654"></a>00654 <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].<a class="code" href="struct__psContext.html#afaf65603098a647f8eef2708cd4501aa" title="Connection ID used to reference the Client.">dwClientID</a>,
<a name="l00655"></a>00655 <a class="code" href="pcscd_8h.html#a50c0e6f51672902e9bf5d8537d132be9" title="Attempts to reach cl.">PCSCLITE_SERVER_ATTEMPTS</a>);
<a name="l00656"></a>00656 <span class="keywordflow">if</span> (rv)
<a name="l00657"></a>00657 Log1(PCSC_LOG_CRITICAL, <span class="stringliteral">"transmission failed"</span>);
<a name="l00658"></a>00658 }
<a name="l00659"></a>00659 <span class="keywordflow">else</span>
<a name="l00660"></a>00660 {
<a name="l00661"></a>00661 <span class="comment">/* one block only */</span>
<a name="l00662"></a>00662 memcpy(cteStr->data, pbRecvBuffer, cteStr->dwBytesReturned);
<a name="l00663"></a>00663
<a name="l00664"></a>00664 rv = <a class="code" href="winscard__msg_8c.html#ac1bde0241da918d1a346c0dca681dd78" title="Sends a menssage from client to server or vice-versa.">SHMMessageSend</a>(msgStruct, <span class="keyword">sizeof</span>(*msgStruct),
<a name="l00665"></a>00665 <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].dwClientID,
<a name="l00666"></a>00666 <a class="code" href="pcscd_8h.html#a50c0e6f51672902e9bf5d8537d132be9" title="Attempts to reach cl.">PCSCLITE_SERVER_ATTEMPTS</a>);
<a name="l00667"></a>00667 <span class="keywordflow">if</span> (rv)
<a name="l00668"></a>00668 Log1(PCSC_LOG_CRITICAL, <span class="stringliteral">"transmission failed"</span>);
<a name="l00669"></a>00669 }
<a name="l00670"></a>00670 }
<a name="l00671"></a>00671 <span class="keywordflow">break</span>;
<a name="l00672"></a>00672
<a name="l00673"></a>00673 <span class="keywordflow">default</span>:
<a name="l00674"></a>00674 Log2(PCSC_LOG_CRITICAL, <span class="stringliteral">"Unknown command: %d"</span>, msgStruct->command);
<a name="l00675"></a>00675 <span class="keywordflow">return</span> -1;
<a name="l00676"></a>00676 }
<a name="l00677"></a>00677
<a name="l00678"></a>00678 <span class="keywordflow">return</span> 0;
<a name="l00679"></a>00679 }
<a name="l00680"></a>00680
<a name="l00681"></a>00681 <span class="keyword">static</span> LONG MSGAddContext(<a class="code" href="pcsclite_8h.html#a3524142a16d7185916422baf6bb7883f" title="hContext returned by SCardEstablishContext()">SCARDCONTEXT</a> hContext, DWORD dwContextIndex)
<a name="l00682"></a>00682 {
<a name="l00683"></a>00683 <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].hContext = hContext;
<a name="l00684"></a>00684 <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="l00685"></a>00685 }
<a name="l00686"></a>00686
<a name="l00687"></a>00687 <span class="keyword">static</span> LONG MSGRemoveContext(<a class="code" href="pcsclite_8h.html#a3524142a16d7185916422baf6bb7883f" title="hContext returned by SCardEstablishContext()">SCARDCONTEXT</a> hContext, DWORD dwContextIndex)
<a name="l00688"></a>00688 {
<a name="l00689"></a>00689 <span class="keywordtype">int</span> i;
<a name="l00690"></a>00690 LONG rv;
<a name="l00691"></a>00691
<a name="l00692"></a>00692 <span class="keywordflow">if</span> (<a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].hContext == hContext)
<a name="l00693"></a>00693 {
<a name="l00694"></a>00694 <span class="keywordflow">for</span> (i = 0; i < <a class="code" href="pcscd_8h.html#a35697bcf11218bc1aa5bfe831b360df7" title="Maximum channels on an application context.">PCSCLITE_MAX_APPLICATION_CONTEXT_CHANNELS</a>; i++)
<a name="l00695"></a>00695 {
<a name="l00696"></a>00696 <span class="comment">/*</span>
<a name="l00697"></a>00697 <span class="comment"> * Disconnect each of these just in case</span>
<a name="l00698"></a>00698 <span class="comment"> */</span>
<a name="l00699"></a>00699
<a name="l00700"></a>00700 <span class="keywordflow">if</span> (<a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].hCard[i] != 0)
<a name="l00701"></a>00701 {
<a name="l00702"></a>00702 <a class="code" href="structReaderContext.html">PREADER_CONTEXT</a> rContext = NULL;
<a name="l00703"></a>00703 DWORD dwLockId;
<a name="l00704"></a>00704
<a name="l00705"></a>00705 <span class="comment">/*</span>
<a name="l00706"></a>00706 <span class="comment"> * Unlock the sharing</span>
<a name="l00707"></a>00707 <span class="comment"> */</span>
<a name="l00708"></a>00708 rv = RFReaderInfoById(<a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].hCard[i],
<a name="l00709"></a>00709 &rContext);
<a name="l00710"></a>00710 <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="l00711"></a>00711 <span class="keywordflow">return</span> rv;
<a name="l00712"></a>00712
<a name="l00713"></a>00713 dwLockId = rContext-><a class="code" href="structReaderContext.html#a0b2893d3f1b70c45eb32445efb27b32d" title="Lock Id.">dwLockId</a>;
<a name="l00714"></a>00714 rContext-><a class="code" href="structReaderContext.html#a0b2893d3f1b70c45eb32445efb27b32d" title="Lock Id.">dwLockId</a> = 0;
<a name="l00715"></a>00715
<a name="l00716"></a>00716 <span class="keywordflow">if</span> (<a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].hCard[i] != dwLockId)
<a name="l00717"></a>00717 {
<a name="l00718"></a>00718 <span class="comment">/*</span>
<a name="l00719"></a>00719 <span class="comment"> * if the card is locked by someone else we do not reset it</span>
<a name="l00720"></a>00720 <span class="comment"> * and simulate a card removal</span>
<a name="l00721"></a>00721 <span class="comment"> */</span>
<a name="l00722"></a>00722 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="l00723"></a>00723 }
<a name="l00724"></a>00724 <span class="keywordflow">else</span>
<a name="l00725"></a>00725 {
<a name="l00726"></a>00726 <span class="comment">/*</span>
<a name="l00727"></a>00727 <span class="comment"> * We will use SCardStatus to see if the card has been</span>
<a name="l00728"></a>00728 <span class="comment"> * reset there is no need to reset each time</span>
<a name="l00729"></a>00729 <span class="comment"> * Disconnect is called</span>
<a name="l00730"></a>00730 <span class="comment"> */</span>
<a name="l00731"></a>00731 rv = <a class="code" href="group__API.html#ga18f33eebb45d9e0d2a091ca7a0511d26" title="This function returns the current status of the reader connected to by hCard.">SCardStatus</a>(<a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].hCard[i], NULL,
<a name="l00732"></a>00732 NULL, NULL, NULL, NULL, NULL);
<a name="l00733"></a>00733 }
<a name="l00734"></a>00734
<a name="l00735"></a>00735 <span class="keywordflow">if</span> (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> || 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="l00736"></a>00736 (void)<a class="code" href="group__API.html#ga4be198045c73ec0deb79e66c0ca1738a" title="This function terminates a connection made through SCardConnect().">SCardDisconnect</a>(<a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].hCard[i],
<a name="l00737"></a>00737 <a class="code" href="pcsclite_8h.html#acf43bd7f99fbd970f331fc36ffbe8ca5" title="Do nothing on close.">SCARD_LEAVE_CARD</a>);
<a name="l00738"></a>00738 <span class="keywordflow">else</span>
<a name="l00739"></a>00739 (<span class="keywordtype">void</span>)<a class="code" href="group__API.html#ga4be198045c73ec0deb79e66c0ca1738a" title="This function terminates a connection made through SCardConnect().">SCardDisconnect</a>(<a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].hCard[i],
<a name="l00740"></a>00740 <a class="code" href="pcsclite_8h.html#a07feb710d597835d1afc5cfd2ef6ecef" title="Reset on close.">SCARD_RESET_CARD</a>);
<a name="l00741"></a>00741
<a name="l00742"></a>00742 <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].hCard[i] = 0;
<a name="l00743"></a>00743 }
<a name="l00744"></a>00744 }
<a name="l00745"></a>00745
<a name="l00746"></a>00746 <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].hContext = 0;
<a name="l00747"></a>00747 <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="l00748"></a>00748 }
<a name="l00749"></a>00749
<a name="l00750"></a>00750 <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="l00751"></a>00751 }
<a name="l00752"></a>00752
<a name="l00753"></a>00753 <span class="keyword">static</span> LONG MSGAddHandle(<a class="code" href="pcsclite_8h.html#a3524142a16d7185916422baf6bb7883f" title="hContext returned by SCardEstablishContext()">SCARDCONTEXT</a> hContext, <a class="code" href="pcsclite_8h.html#a0ef8f5baf9ee6c07dbdc7644c641d0a9" title="hCard returned by SCardConnect()">SCARDHANDLE</a> hCard,
<a name="l00754"></a>00754 DWORD dwContextIndex)
<a name="l00755"></a>00755 {
<a name="l00756"></a>00756 <span class="keywordtype">int</span> i;
<a name="l00757"></a>00757
<a name="l00758"></a>00758 <span class="keywordflow">if</span> (<a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].hContext == hContext)
<a name="l00759"></a>00759 {
<a name="l00760"></a>00760
<a name="l00761"></a>00761 <span class="comment">/*</span>
<a name="l00762"></a>00762 <span class="comment"> * Find an empty spot to put the hCard value</span>
<a name="l00763"></a>00763 <span class="comment"> */</span>
<a name="l00764"></a>00764 <span class="keywordflow">for</span> (i = 0; i < PCSCLITE_MAX_APPLICATION_CONTEXT_CHANNELS; i++)
<a name="l00765"></a>00765 {
<a name="l00766"></a>00766 <span class="keywordflow">if</span> (<a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].hCard[i] == 0)
<a name="l00767"></a>00767 {
<a name="l00768"></a>00768 <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].hCard[i] = hCard;
<a name="l00769"></a>00769 <span class="keywordflow">break</span>;
<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> (i == PCSCLITE_MAX_APPLICATION_CONTEXT_CHANNELS)
<a name="l00774"></a>00774 {
<a name="l00775"></a>00775 <span class="keywordflow">return</span> <a class="code" href="pcsclite_8h.html#a081a564acaf166f74592906f7dff2d86" title="An internal consistency check failed.">SCARD_F_INTERNAL_ERROR</a>;
<a name="l00776"></a>00776 } <span class="keywordflow">else</span>
<a name="l00777"></a>00777 {
<a name="l00778"></a>00778 <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="l00779"></a>00779 }
<a name="l00780"></a>00780
<a name="l00781"></a>00781 }
<a name="l00782"></a>00782
<a name="l00783"></a>00783 <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="l00784"></a>00784 }
<a name="l00785"></a>00785
<a name="l00786"></a>00786 <span class="keyword">static</span> LONG MSGRemoveHandle(<a class="code" href="pcsclite_8h.html#a0ef8f5baf9ee6c07dbdc7644c641d0a9" title="hCard returned by SCardConnect()">SCARDHANDLE</a> hCard, DWORD dwContextIndex)
<a name="l00787"></a>00787 {
<a name="l00788"></a>00788 <span class="keywordtype">int</span> i;
<a name="l00789"></a>00789
<a name="l00790"></a>00790 <span class="keywordflow">for</span> (i = 0; i < PCSCLITE_MAX_APPLICATION_CONTEXT_CHANNELS; i++)
<a name="l00791"></a>00791 {
<a name="l00792"></a>00792 <span class="keywordflow">if</span> (<a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].hCard[i] == hCard)
<a name="l00793"></a>00793 {
<a name="l00794"></a>00794 <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].hCard[i] = 0;
<a name="l00795"></a>00795 <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="l00796"></a>00796 }
<a name="l00797"></a>00797 }
<a name="l00798"></a>00798
<a name="l00799"></a>00799 <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="l00800"></a>00800 }
<a name="l00801"></a>00801
<a name="l00802"></a>00802
<a name="l00803"></a>00803 <span class="keyword">static</span> LONG MSGCheckHandleAssociation(<a class="code" href="pcsclite_8h.html#a0ef8f5baf9ee6c07dbdc7644c641d0a9" title="hCard returned by SCardConnect()">SCARDHANDLE</a> hCard, DWORD dwContextIndex)
<a name="l00804"></a>00804 {
<a name="l00805"></a>00805 <span class="keywordtype">int</span> i;
<a name="l00806"></a>00806
<a name="l00807"></a>00807 <span class="keywordflow">for</span> (i = 0; i < PCSCLITE_MAX_APPLICATION_CONTEXT_CHANNELS; i++)
<a name="l00808"></a>00808 {
<a name="l00809"></a>00809 <span class="keywordflow">if</span> (<a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].hCard[i] == hCard)
<a name="l00810"></a>00810 {
<a name="l00811"></a>00811 <span class="keywordflow">return</span> 0;
<a name="l00812"></a>00812 }
<a name="l00813"></a>00813 }
<a name="l00814"></a>00814
<a name="l00815"></a>00815 <span class="comment">/* Must be a rogue client, debug log and sleep a couple of seconds */</span>
<a name="l00816"></a>00816 Log1(PCSC_LOG_ERROR, <span class="stringliteral">"Client failed to authenticate"</span>);
<a name="l00817"></a>00817 (void)<a class="code" href="sys__generic_8h.html#abbd906a9a16166248e32862f67fc49cd" title="Makes the current process sleep for some seconds.">SYS_Sleep</a>(2);
<a name="l00818"></a>00818
<a name="l00819"></a>00819 <span class="keywordflow">return</span> -1;
<a name="l00820"></a>00820 }
<a name="l00821"></a>00821
<a name="l00822"></a>00822 <span class="keyword">static</span> LONG MSGCleanupClient(DWORD dwContextIndex)
<a name="l00823"></a>00823 {
<a name="l00824"></a>00824 <span class="keywordflow">if</span> (<a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].hContext != 0)
<a name="l00825"></a>00825 {
<a name="l00826"></a>00826 (void)<a class="code" href="group__API.html#ga6aabcba7744c5c9419fdd6404f73a934" title="This function destroys a communication context to the PC/SC Resource Manager.">SCardReleaseContext</a>(<a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].hContext);
<a name="l00827"></a>00827 (void)MSGRemoveContext(<a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].hContext,
<a name="l00828"></a>00828 dwContextIndex);
<a name="l00829"></a>00829 }
<a name="l00830"></a>00830
<a name="l00831"></a>00831 <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].<a class="code" href="struct__psContext.html#afaf65603098a647f8eef2708cd4501aa" title="Connection ID used to reference the Client.">dwClientID</a> = 0;
<a name="l00832"></a>00832 <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].protocol_major = 0;
<a name="l00833"></a>00833 <a class="code" href="winscard__svc_8c.html#a4c383e648443031624ba0e312b75b30f" title="Represents an Application Context on the Server side.">psContext</a>[dwContextIndex].<a class="code" href="struct__psContext.html#affb173232497339ad3c5dc904cfc67c8" title="Protocol number agreed between client and server.">protocol_minor</a> = 0;
<a name="l00834"></a>00834
<a name="l00835"></a>00835 <span class="keywordflow">return</span> 0;
<a name="l00836"></a>00836 }
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