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<a href="sys__unix_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"> * This handles abstract system level calls.</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"> * MUSCLE SmartCard Development ( https://pcsclite.apdu.fr/ )</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> *</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * Copyright (C) 1999</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * David Corcoran <corcoran@musclecard.com></span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * Copyright (C) 2002-2010</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * Ludovic Rousseau <ludovic.rousseau@free.fr></span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> *</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">Redistribution and use in source and binary forms, with or without</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">modification, are permitted provided that the following conditions</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">are met:</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"></span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">1. Redistributions of source code must retain 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.</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">2. Redistributions in binary form must reproduce the above copyright</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> notice, this list of conditions and the following disclaimer in the</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> documentation and/or other materials provided with the distribution.</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</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="l00021"></a><span class="lineno"> 21</span> <span class="comment"> derived from this software without specific prior written permission.</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"></span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment">IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment">INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment">NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment">THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment">(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment">THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment"> */</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#include "config.h"</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#include <sys/time.h></span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#include <stdlib.h></span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#include <time.h></span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor">#include "misc.h"</span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor">#include "<a class="code" href="sys__generic_8h.html">sys_generic.h</a>"</span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div><div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="sys__unix_8c.html#ac5d5594ed932c84d8dc62c404d2bde09"> 53</a></span> INTERNAL <span class="keywordtype">int</span> <a class="code" href="sys__unix_8c.html#ac5d5594ed932c84d8dc62c404d2bde09">SYS_Sleep</a>(<span class="keywordtype">int</span> iTimeVal)</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> {</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="preprocessor">#ifdef HAVE_NANOSLEEP</span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keyword">struct </span>timespec mrqtp;</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  mrqtp.tv_sec = iTimeVal;</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  mrqtp.tv_nsec = 0;</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordflow">return</span> nanosleep(&mrqtp, NULL);</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordflow">return</span> sleep(iTimeVal);</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> }</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div><div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="sys__unix_8c.html#af101ba8774c74acd78f38d631b7d7564"> 71</a></span> INTERNAL <span class="keywordtype">int</span> <a class="code" href="sys__unix_8c.html#af101ba8774c74acd78f38d631b7d7564">SYS_USleep</a>(<span class="keywordtype">int</span> iTimeVal)</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> {</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="preprocessor">#ifdef HAVE_NANOSLEEP</span></div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keyword">struct </span>timespec mrqtp;</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  mrqtp.tv_sec = iTimeVal/1000000;</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  mrqtp.tv_nsec = (iTimeVal - (mrqtp.tv_sec * 1000000)) * 1000;</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="keywordflow">return</span> nanosleep(&mrqtp, NULL);</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keyword">struct </span>timeval tv;</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  tv.tv_sec = iTimeVal/1000000;</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  tv.tv_usec = iTimeVal - (tv.tv_sec * 1000000);</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">return</span> select(0, NULL, NULL, NULL, &tv);</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> }</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div><div class="line"><a name="l00095"></a><span class="lineno"><a class="line" href="sys__unix_8c.html#a95bd14bb9f0995704747706b78a5980a"> 95</a></span> INTERNAL <span class="keywordtype">int</span> <a class="code" href="sys__unix_8c.html#a95bd14bb9f0995704747706b78a5980a">SYS_RandomInt</a>(<span class="keywordtype">int</span> fStart, <span class="keywordtype">int</span> fEnd)</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> {</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordtype">int</span> iRandNum = 0;</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> </div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordflow">if</span> (-1 == fEnd)</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="comment">/* full int range */</span></div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  iRandNum = rand();</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  iRandNum = ((rand()+0.0)/RAND_MAX * (fEnd - fStart)) + fStart;</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordflow">return</span> iRandNum;</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> </div><div class="line"><a name="l00111"></a><span class="lineno"><a class="line" href="sys__unix_8c.html#affdc4a91bb8244c77246f65e2d7e6597"> 111</a></span> INTERNAL <span class="keywordtype">void</span> <a class="code" href="sys__unix_8c.html#affdc4a91bb8244c77246f65e2d7e6597">SYS_InitRandom</a>(<span class="keywordtype">void</span>)</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> {</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keyword">struct </span>timeval tv;</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keyword">struct </span>timezone tz;</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keywordtype">long</span> myseed = 0;</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> </div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  tz.tz_minuteswest = 0;</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  tz.tz_dsttime = 0;</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keywordflow">if</span> (gettimeofday(&tv, &tz) == 0)</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>  myseed = tv.tv_usec;</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  } <span class="keywordflow">else</span></div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  {</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  myseed = (long) time(NULL);</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> </div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  srand(myseed);</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> }</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> </div><div class="ttc" id="sys__unix_8c_html_affdc4a91bb8244c77246f65e2d7e6597"><div class="ttname"><a href="sys__unix_8c.html#affdc4a91bb8244c77246f65e2d7e6597">SYS_InitRandom</a></div><div class="ttdeci">INTERNAL void SYS_InitRandom(void)</div><div class="ttdoc">Initialize the random generator.</div><div class="ttdef"><b>Definition:</b> <a href="sys__unix_8c_source.html#l00111">sys_unix.c:111</a></div></div>
<div class="ttc" id="sys__unix_8c_html_a95bd14bb9f0995704747706b78a5980a"><div class="ttname"><a href="sys__unix_8c.html#a95bd14bb9f0995704747706b78a5980a">SYS_RandomInt</a></div><div class="ttdeci">INTERNAL int SYS_RandomInt(int fStart, int fEnd)</div><div class="ttdoc">Generate a pseudo random number.</div><div class="ttdef"><b>Definition:</b> <a href="sys__unix_8c_source.html#l00095">sys_unix.c:95</a></div></div>
<div class="ttc" id="sys__generic_8h_html"><div class="ttname"><a href="sys__generic_8h.html">sys_generic.h</a></div><div class="ttdoc">This handles abstract system level calls.</div></div>
<div class="ttc" id="sys__unix_8c_html_ac5d5594ed932c84d8dc62c404d2bde09"><div class="ttname"><a href="sys__unix_8c.html#ac5d5594ed932c84d8dc62c404d2bde09">SYS_Sleep</a></div><div class="ttdeci">INTERNAL int SYS_Sleep(int iTimeVal)</div><div class="ttdoc">Makes the current process sleep for some seconds.</div><div class="ttdef"><b>Definition:</b> <a href="sys__unix_8c_source.html#l00053">sys_unix.c:53</a></div></div>
<div class="ttc" id="sys__unix_8c_html_af101ba8774c74acd78f38d631b7d7564"><div class="ttname"><a href="sys__unix_8c.html#af101ba8774c74acd78f38d631b7d7564">SYS_USleep</a></div><div class="ttdeci">INTERNAL int SYS_USleep(int iTimeVal)</div><div class="ttdoc">Makes the current process sleep for some microseconds.</div><div class="ttdef"><b>Definition:</b> <a href="sys__unix_8c_source.html#l00071">sys_unix.c:71</a></div></div>
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