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 <span id="projectnumber">1.8.11</span>
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<a href="atrhandler_8c.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * MUSCLE SmartCard Development ( http://pcsclite.alioth.debian.org/pcsclite.html )</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * Copyright (C) 1999-2002</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * David Corcoran <corcoran@musclecard.com></span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * Copyright (C) 2002-2011</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * Ludovic Rousseau <ludovic.rousseau@free.fr></span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">Redistribution and use in source and binary forms, with or without</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">modification, are permitted provided that the following conditions</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">are met:</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"></span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">1. Redistributions of source code must retain the above copyright</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> notice, this list of conditions and the following disclaimer.</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">2. Redistributions in binary form must reproduce the above copyright</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> notice, this list of conditions and the following disclaimer in the</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> documentation and/or other materials provided with the distribution.</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">3. The name of the author may not be used to endorse or promote products</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> derived from this software without specific prior written permission.</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"></span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">Changes to this license can be made only by the copyright author with</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">explicit written consent.</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"></span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment">OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment">IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment">INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment">DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment">THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment">(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment"> * $Id: atrhandler.c 6851 2014-02-14 15:43:32Z rousseau $</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor">#include "config.h"</span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="preprocessor">#include <string.h></span></div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor">#include "misc.h"</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="preprocessor">#include "<a class="code" href="pcsclite_8h.html">pcsclite.h</a>"</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor">#include "<a class="code" href="debuglog_8h.html">debuglog.h</a>"</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor">#include "<a class="code" href="atrhandler_8h.html">atrhandler.h</a>"</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment"> * Uncomment the following for ATR debugging</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment"> * or use ./configure --enable-debugatr</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment">/* #define ATR_DEBUG */</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div>
<div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="atrhandler_8h.html#ae10786ab8a92123fcb2a60caa50980f8"> 71</a></span> <span class="keywordtype">short</span> <a class="code" href="atrhandler_8c.html#ae10786ab8a92123fcb2a60caa50980f8">ATRDecodeAtr</a>(<span class="keywordtype">int</span> *availableProtocols, <span class="keywordtype">int</span> *currentProtocol,</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  PUCHAR pucAtr, DWORD dwLength)</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> {</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  USHORT p;</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  UCHAR Y1i, T; <span class="comment">/* MSN/LSN of TDi */</span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordtype">int</span> i = 1; <span class="comment">/* value of the index in TAi, TBi, etc. */</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="preprocessor">#ifdef ATR_DEBUG</span></div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordflow">if</span> (dwLength > 0)</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  LogXxd(PCSC_LOG_DEBUG, <span class="stringliteral">"ATR: "</span>, pucAtr, dwLength);</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">if</span> (dwLength < 2)</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">return</span> 0; </div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="comment"> * Zero out the bitmasks</span></div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  *availableProtocols = <a class="code" href="pcsclite_8h.html#a3b42ca2bc25ec7ff3211a25110b4fc60">SCARD_PROTOCOL_UNDEFINED</a>;</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  *currentProtocol = <a class="code" href="pcsclite_8h.html#a3b42ca2bc25ec7ff3211a25110b4fc60">SCARD_PROTOCOL_UNDEFINED</a>;</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> </div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="comment"> * Decode the TS byte</span></div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">if</span> ((pucAtr[0] != 0x3F) && (pucAtr[0] != 0x3B))</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">return</span> 0; </div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="comment"> * Here comes the platform dependant stuff</span></div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="comment"> * Decode the T0 byte</span></div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  Y1i = pucAtr[1] >> 4; <span class="comment">/* Get the MSN in Y1 */</span></div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> </div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  p = 2;</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="comment"> * Examine Y1</span></div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordflow">do</span></div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  {</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keywordtype">short</span> TAi, TBi, TCi, TDi; <span class="comment">/* Interface characters */</span></div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  TAi = (Y1i & 0x01) ? pucAtr[p++] : -1;</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  TBi = (Y1i & 0x02) ? pucAtr[p++] : -1;</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  TCi = (Y1i & 0x04) ? pucAtr[p++] : -1;</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  TDi = (Y1i & 0x08) ? pucAtr[p++] : -1;</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> </div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="comment">/* We don't use TBi and TCi but we must calculate them because</span></div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="comment"> * of the p++ in the formulae */</span></div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  (void)TBi;</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  (void)TCi;</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> </div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="preprocessor">#ifdef ATR_DEBUG</span></div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  Log9(PCSC_LOG_DEBUG,</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="stringliteral">"TA%d: %02X, TB%d: %02X, TC%d: %02X, TD%d: %02X"</span>,</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  i, TAi, i, TBi, i, TCi, i, TDi);</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> </div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="comment"> * Examine TDi to determine protocol and more</span></div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keywordflow">if</span> (TDi >= 0)</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  {</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  Y1i = TDi >> 4; <span class="comment">/* Get the MSN in Y1 */</span></div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  T = TDi & 0x0F; <span class="comment">/* Get the LSN in K */</span></div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> </div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="comment"> * Set the current protocol TD1 (first TD only)</span></div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="keywordflow">if</span> (*currentProtocol == <a class="code" href="pcsclite_8h.html#a3b42ca2bc25ec7ff3211a25110b4fc60">SCARD_PROTOCOL_UNDEFINED</a>)</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  {</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keywordflow">switch</span> (T)</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  {</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordflow">case</span> 0:</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  *currentProtocol = <a class="code" href="pcsclite_8h.html#a4fe95267c322c3bf35f30fab6b25526c">SCARD_PROTOCOL_T0</a>;</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordflow">case</span> 1:</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  *currentProtocol = <a class="code" href="pcsclite_8h.html#a3c09cd155e07044f857130c183d64f03">SCARD_PROTOCOL_T1</a>;</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keywordflow">return</span> 0; </div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  }</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  }</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="preprocessor">#ifdef ATR_DEBUG</span></div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  Log2(PCSC_LOG_DEBUG, <span class="stringliteral">"T=%d Protocol Found"</span>, T);</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordflow">if</span> (0 == T)</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  {</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  *availableProtocols |= <a class="code" href="pcsclite_8h.html#a4fe95267c322c3bf35f30fab6b25526c">SCARD_PROTOCOL_T0</a>;</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  }</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordflow">if</span> (1 == T)</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  {</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  *availableProtocols |= <a class="code" href="pcsclite_8h.html#a3c09cd155e07044f857130c183d64f03">SCARD_PROTOCOL_T1</a>;</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  }</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keywordflow">if</span> (15 == T)</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  {</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  *availableProtocols |= <a class="code" href="pcsclite_8h.html#ad643c6c586c599dc5f6bd78ff13a2a53">SCARD_PROTOCOL_T15</a>;</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  }</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  {</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="comment"> * Do nothing for now since other protocols are not</span></div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="comment"> * supported at this time</span></div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  }</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  }</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  Y1i = 0;</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> </div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="comment">/* test presence of TA2 */</span></div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="keywordflow">if</span> ((2 == i) && (TAi >= 0))</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  {</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  T = TAi & 0x0F;</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="preprocessor">#ifdef ATR_DEBUG</span></div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  Log2(PCSC_LOG_DEBUG, <span class="stringliteral">"Specific mode: T=%d"</span>, T);</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keywordflow">switch</span> (T)</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  {</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keywordflow">case</span> 0:</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  *currentProtocol = *availableProtocols = <a class="code" href="pcsclite_8h.html#a4fe95267c322c3bf35f30fab6b25526c">SCARD_PROTOCOL_T0</a>;</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span> </div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keywordflow">case</span> 1:</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  *currentProtocol = *availableProtocols = <a class="code" href="pcsclite_8h.html#a3c09cd155e07044f857130c183d64f03">SCARD_PROTOCOL_T1</a>;</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> </div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keywordflow">return</span> 0; </div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  }</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  }</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> </div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keywordflow">if</span> (p > <a class="code" href="pcsclite_8h.html#a7ac7915ff6f9baefa66886c98bdbb91e">MAX_ATR_SIZE</a>)</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keywordflow">return</span> 0; </div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="comment">/* next interface characters index */</span></div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  i++;</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  }</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keywordflow">while</span> (Y1i != 0);</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> </div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span> <span class="comment"> * If TDx is not set then the current must be T0</span></div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keywordflow">if</span> (*currentProtocol == <a class="code" href="pcsclite_8h.html#a3b42ca2bc25ec7ff3211a25110b4fc60">SCARD_PROTOCOL_UNDEFINED</a>)</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  {</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  *currentProtocol = <a class="code" href="pcsclite_8h.html#a4fe95267c322c3bf35f30fab6b25526c">SCARD_PROTOCOL_T0</a>;</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  *availableProtocols |= <a class="code" href="pcsclite_8h.html#a4fe95267c322c3bf35f30fab6b25526c">SCARD_PROTOCOL_T0</a>;</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  }</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span> </div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span> <span class="preprocessor">#ifdef ATR_DEBUG</span></div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  Log3(PCSC_LOG_DEBUG, <span class="stringliteral">"CurrentProtocol: %d, AvailableProtocols: %d"</span>,</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  *currentProtocol, *availableProtocols);</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span> </div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="keywordflow">return</span> 1; </div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span> }</div>
<div class="ttc" id="pcsclite_8h_html_a3c09cd155e07044f857130c183d64f03"><div class="ttname"><a href="pcsclite_8h.html#a3c09cd155e07044f857130c183d64f03">SCARD_PROTOCOL_T1</a></div><div class="ttdeci">#define SCARD_PROTOCOL_T1</div><div class="ttdoc">T=1 active protocol. </div><div class="ttdef"><b>Definition:</b> <a href="pcsclite_8h_source.html#l00179">pcsclite.h:179</a></div></div>
<div class="ttc" id="pcsclite_8h_html_ad643c6c586c599dc5f6bd78ff13a2a53"><div class="ttname"><a href="pcsclite_8h.html#ad643c6c586c599dc5f6bd78ff13a2a53">SCARD_PROTOCOL_T15</a></div><div class="ttdeci">#define SCARD_PROTOCOL_T15</div><div class="ttdoc">T=15 protocol. </div><div class="ttdef"><b>Definition:</b> <a href="pcsclite_8h_source.html#l00181">pcsclite.h:181</a></div></div>
<div class="ttc" id="atrhandler_8h_html"><div class="ttname"><a href="atrhandler_8h.html">atrhandler.h</a></div><div class="ttdoc">This keeps track of smart card protocols, timing issues and Answer to Reset ATR handling. </div></div>
<div class="ttc" id="pcsclite_8h_html_a4fe95267c322c3bf35f30fab6b25526c"><div class="ttname"><a href="pcsclite_8h.html#a4fe95267c322c3bf35f30fab6b25526c">SCARD_PROTOCOL_T0</a></div><div class="ttdeci">#define SCARD_PROTOCOL_T0</div><div class="ttdoc">T=0 active protocol. </div><div class="ttdef"><b>Definition:</b> <a href="pcsclite_8h_source.html#l00178">pcsclite.h:178</a></div></div>
<div class="ttc" id="atrhandler_8c_html_ae10786ab8a92123fcb2a60caa50980f8"><div class="ttname"><a href="atrhandler_8c.html#ae10786ab8a92123fcb2a60caa50980f8">ATRDecodeAtr</a></div><div class="ttdeci">short ATRDecodeAtr(int *availableProtocols, int *currentProtocol, PUCHAR pucAtr, DWORD dwLength)</div><div class="ttdoc">parse an ATR </div><div class="ttdef"><b>Definition:</b> <a href="atrhandler_8c_source.html#l00071">atrhandler.c:71</a></div></div>
<div class="ttc" id="pcsclite_8h_html"><div class="ttname"><a href="pcsclite_8h.html">pcsclite.h</a></div><div class="ttdoc">This keeps a list of defines for pcsc-lite. </div></div>
<div class="ttc" id="pcsclite_8h_html_a3b42ca2bc25ec7ff3211a25110b4fc60"><div class="ttname"><a href="pcsclite_8h.html#a3b42ca2bc25ec7ff3211a25110b4fc60">SCARD_PROTOCOL_UNDEFINED</a></div><div class="ttdeci">#define SCARD_PROTOCOL_UNDEFINED</div><div class="ttdoc">protocol not set </div><div class="ttdef"><b>Definition:</b> <a href="pcsclite_8h_source.html#l00176">pcsclite.h:176</a></div></div>
<div class="ttc" id="pcsclite_8h_html_a7ac7915ff6f9baefa66886c98bdbb91e"><div class="ttname"><a href="pcsclite_8h.html#a7ac7915ff6f9baefa66886c98bdbb91e">MAX_ATR_SIZE</a></div><div class="ttdeci">#define MAX_ATR_SIZE</div><div class="ttdoc">Maximum ATR size. </div><div class="ttdef"><b>Definition:</b> <a href="pcsclite_8h_source.html#l00064">pcsclite.h:64</a></div></div>
<div class="ttc" id="debuglog_8h_html"><div class="ttname"><a href="debuglog_8h.html">debuglog.h</a></div><div class="ttdoc">This handles debugging. </div></div>
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