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<a href="timing_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"> * Portable interface to the CPU cycle counter</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) 2006-2014, Brainspark B.V.</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"> * This file is part of PolarSSL (http://www.polarssl.org)</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org></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"> * All rights reserved.</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"> * This program is free software; you can redistribute it and/or modify</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * it under the terms of the GNU General Public License as published by</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * the Free Software Foundation; either version 2 of the License, or</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * (at your option) any later version.</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * This program is distributed in the hope that it will be useful,</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * GNU General Public License for more details.</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"> * You should have received a copy of the GNU General Public License along</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * with this program; if not, write to the Free Software Foundation, Inc.,</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#if !defined(POLARSSL_CONFIG_FILE)</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor"></span><span class="preprocessor">#include "<a class="code" href="config_8h.html">polarssl/config.h</a>"</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor"></span><span class="preprocessor">#include POLARSSL_CONFIG_FILE</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#if defined(POLARSSL_SELF_TEST) && defined(POLARSSL_PLATFORM_C)</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor"></span><span class="preprocessor">#include "<a class="code" href="platform_8h.html">polarssl/platform.h</a>"</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor"></span><span class="preprocessor">#include <stdio.h></span></div>
<div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="timing_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37"> 36</a></span> <span class="preprocessor">#define polarssl_printf printf</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#if defined(POLARSSL_TIMING_C) && !defined(POLARSSL_TIMING_ALT)</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#include "<a class="code" href="timing_8h.html">polarssl/timing.h</a>"</span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#if defined(_WIN32) && !defined(EFIX64) && !defined(EFI32)</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor">#include <windows.h></span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor">#include <winbase.h></span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="keyword">struct </span>_hr_time</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> {</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  LARGE_INTEGER start;</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> };</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="preprocessor">#include <unistd.h></span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor">#include <sys/types.h></span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor">#include <sys/time.h></span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="preprocessor">#include <signal.h></span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="preprocessor">#include <time.h></span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="keyword">struct </span>_hr_time</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> {</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keyword">struct </span>timeval start;</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="l00066"></a><span class="lineno"> 66</span> <span class="preprocessor">#endif </span><span class="comment">/* _WIN32 && !EFIX64 && !EFI32 */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="preprocessor">#if !defined(POLARSSL_HAVE_HARDCLOCK) && defined(POLARSSL_HAVE_ASM) && \</span></div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="preprocessor"> ( defined(_MSC_VER) && defined(_M_IX86) ) || defined(__WATCOMC__)</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="preprocessor">#define POLARSSL_HAVE_HARDCLOCK</span></div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <a class="code" href="timing_8h.html#a1bd62cd344b57b3239087cd8f11f9793">hardclock</a>( <span class="keywordtype">void</span> )</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> {</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> tsc;</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  __asm rdtsc</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  __asm mov [tsc], eax</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordflow">return</span>( tsc );</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> }</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="preprocessor">#endif </span><span class="comment">/* !POLARSSL_HAVE_HARDCLOCK && POLARSSL_HAVE_ASM &&</span></div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="comment"> ( _MSC_VER && _M_IX86 ) || __WATCOMC__ */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="preprocessor">#if !defined(POLARSSL_HAVE_HARDCLOCK) && defined(POLARSSL_HAVE_ASM) && \</span></div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="preprocessor"> defined(__GNUC__) && defined(__i386__)</span></div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="preprocessor">#define POLARSSL_HAVE_HARDCLOCK</span></div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <a class="code" href="timing_8h.html#a1bd62cd344b57b3239087cd8f11f9793">hardclock</a>( <span class="keywordtype">void</span> )</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> {</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> lo, hi;</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keyword">asm</span> <span class="keyword">volatile</span>( <span class="stringliteral">"rdtsc"</span> : <span class="stringliteral">"=a"</span> (lo), <span class="stringliteral">"=d"</span> (hi) );</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">return</span>( lo );</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> }</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="preprocessor">#endif </span><span class="comment">/* !POLARSSL_HAVE_HARDCLOCK && POLARSSL_HAVE_ASM &&</span></div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="comment"> __GNUC__ && __i386__ */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="preprocessor">#if !defined(POLARSSL_HAVE_HARDCLOCK) && defined(POLARSSL_HAVE_ASM) && \</span></div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="preprocessor"> defined(__GNUC__) && ( defined(__amd64__) || defined(__x86_64__) )</span></div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="preprocessor">#define POLARSSL_HAVE_HARDCLOCK</span></div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <a class="code" href="timing_8h.html#a1bd62cd344b57b3239087cd8f11f9793">hardclock</a>( <span class="keywordtype">void</span> )</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> {</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> lo, hi;</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keyword">asm</span> <span class="keyword">volatile</span>( <span class="stringliteral">"rdtsc"</span> : <span class="stringliteral">"=a"</span> (lo), <span class="stringliteral">"=d"</span> (hi) );</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordflow">return</span>( lo | ( hi << 32 ) );</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> }</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="preprocessor">#endif </span><span class="comment">/* !POLARSSL_HAVE_HARDCLOCK && POLARSSL_HAVE_ASM &&</span></div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="comment"> __GNUC__ && ( __amd64__ || __x86_64__ ) */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="preprocessor">#if !defined(POLARSSL_HAVE_HARDCLOCK) && defined(POLARSSL_HAVE_ASM) && \</span></div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="preprocessor"> defined(__GNUC__) && ( defined(__powerpc__) || defined(__ppc__) )</span></div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="preprocessor">#define POLARSSL_HAVE_HARDCLOCK</span></div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <a class="code" href="timing_8h.html#a1bd62cd344b57b3239087cd8f11f9793">hardclock</a>( <span class="keywordtype">void</span> )</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> {</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> tbl, tbu0, tbu1;</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordflow">do</span></div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  {</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keyword">asm</span> <span class="keyword">volatile</span>( <span class="stringliteral">"mftbu %0"</span> : <span class="stringliteral">"=r"</span> (tbu0) );</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keyword">asm</span> <span class="keyword">volatile</span>( <span class="stringliteral">"mftb %0"</span> : <span class="stringliteral">"=r"</span> (tbl ) );</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keyword">asm</span> <span class="keyword">volatile</span>( <span class="stringliteral">"mftbu %0"</span> : <span class="stringliteral">"=r"</span> (tbu1) );</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="keywordflow">while</span>( tbu0 != tbu1 );</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordflow">return</span>( tbl );</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> }</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="preprocessor">#endif </span><span class="comment">/* !POLARSSL_HAVE_HARDCLOCK && POLARSSL_HAVE_ASM &&</span></div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="comment"> __GNUC__ && ( __powerpc__ || __ppc__ ) */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="preprocessor">#if !defined(POLARSSL_HAVE_HARDCLOCK) && defined(POLARSSL_HAVE_ASM) && \</span></div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="preprocessor"> defined(__GNUC__) && defined(__sparc64__)</span></div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="preprocessor">#if defined(__OpenBSD__)</span></div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="preprocessor"></span><span class="preprocessor">#warning OpenBSD does not allow access to tick register using software version instead</span></div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="preprocessor"></span><span class="preprocessor">#else</span></div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="preprocessor"></span><span class="preprocessor">#define POLARSSL_HAVE_HARDCLOCK</span></div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <a class="code" href="timing_8h.html#a1bd62cd344b57b3239087cd8f11f9793">hardclock</a>( <span class="keywordtype">void</span> )</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> {</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> tick;</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keyword">asm</span> <span class="keyword">volatile</span>( <span class="stringliteral">"rdpr %%tick, %0;"</span> : <span class="stringliteral">"=&r"</span> (tick) );</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keywordflow">return</span>( tick );</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="preprocessor">#endif </span><span class="comment">/* __OpenBSD__ */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* !POLARSSL_HAVE_HARDCLOCK && POLARSSL_HAVE_ASM &&</span></div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="comment"> __GNUC__ && __sparc64__ */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="preprocessor">#if !defined(POLARSSL_HAVE_HARDCLOCK) && defined(POLARSSL_HAVE_ASM) && \</span></div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="preprocessor"> defined(__GNUC__) && defined(__sparc__) && !defined(__sparc64__)</span></div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="preprocessor">#define POLARSSL_HAVE_HARDCLOCK</span></div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <a class="code" href="timing_8h.html#a1bd62cd344b57b3239087cd8f11f9793">hardclock</a>( <span class="keywordtype">void</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="keywordtype">unsigned</span> <span class="keywordtype">long</span> tick;</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keyword">asm</span> <span class="keyword">volatile</span>( <span class="stringliteral">".byte 0x83, 0x41, 0x00, 0x00"</span> );</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keyword">asm</span> <span class="keyword">volatile</span>( <span class="stringliteral">"mov %%g1, %0"</span> : <span class="stringliteral">"=r"</span> (tick) );</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordflow">return</span>( tick );</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> <span class="preprocessor">#endif </span><span class="comment">/* !POLARSSL_HAVE_HARDCLOCK && POLARSSL_HAVE_ASM &&</span></div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="comment"> __GNUC__ && __sparc__ && !__sparc64__ */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="preprocessor">#if !defined(POLARSSL_HAVE_HARDCLOCK) && defined(POLARSSL_HAVE_ASM) && \</span></div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="preprocessor"> defined(__GNUC__) && defined(__alpha__)</span></div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="preprocessor">#define POLARSSL_HAVE_HARDCLOCK</span></div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <a class="code" href="timing_8h.html#a1bd62cd344b57b3239087cd8f11f9793">hardclock</a>( <span class="keywordtype">void</span> )</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>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> cc;</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keyword">asm</span> <span class="keyword">volatile</span>( <span class="stringliteral">"rpcc %0"</span> : <span class="stringliteral">"=r"</span> (cc) );</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keywordflow">return</span>( cc & 0xFFFFFFFF );</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="preprocessor">#endif </span><span class="comment">/* !POLARSSL_HAVE_HARDCLOCK && POLARSSL_HAVE_ASM &&</span></div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="comment"> __GNUC__ && __alpha__ */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="preprocessor">#if !defined(POLARSSL_HAVE_HARDCLOCK) && defined(POLARSSL_HAVE_ASM) && \</span></div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="preprocessor"> defined(__GNUC__) && defined(__ia64__)</span></div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="preprocessor">#define POLARSSL_HAVE_HARDCLOCK</span></div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <a class="code" href="timing_8h.html#a1bd62cd344b57b3239087cd8f11f9793">hardclock</a>( <span class="keywordtype">void</span> )</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> {</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> itc;</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="keyword">asm</span> <span class="keyword">volatile</span>( <span class="stringliteral">"mov %0 = ar.itc"</span> : <span class="stringliteral">"=r"</span> (itc) );</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordflow">return</span>( itc );</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> }</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="preprocessor">#endif </span><span class="comment">/* !POLARSSL_HAVE_HARDCLOCK && POLARSSL_HAVE_ASM &&</span></div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="comment"> __GNUC__ && __ia64__ */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="preprocessor">#if !defined(POLARSSL_HAVE_HARDCLOCK) && defined(_MSC_VER) && \</span></div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="preprocessor"> !defined(EFIX64) && !defined(EFI32)</span></div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="preprocessor">#define POLARSSL_HAVE_HARDCLOCK</span></div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <a class="code" href="timing_8h.html#a1bd62cd344b57b3239087cd8f11f9793">hardclock</a>( <span class="keywordtype">void</span> )</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> {</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  LARGE_INTEGER offset;</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>  QueryPerformanceCounter( &offset );</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> </div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keywordflow">return</span>( (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span>)( offset.QuadPart ) );</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> <span class="preprocessor">#endif </span><span class="comment">/* !POLARSSL_HAVE_HARDCLOCK && _MSC_VER && !EFIX64 && !EFI32 */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> <span class="preprocessor">#if !defined(POLARSSL_HAVE_HARDCLOCK)</span></div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="preprocessor">#define POLARSSL_HAVE_HARDCLOCK</span></div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span> <span class="keyword">static</span> <span class="keywordtype">int</span> hardclock_init = 0;</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span> <span class="keyword">static</span> <span class="keyword">struct </span>timeval tv_init;</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="keywordtype">unsigned</span> <span class="keywordtype">long</span> <a class="code" href="timing_8h.html#a1bd62cd344b57b3239087cd8f11f9793">hardclock</a>( <span class="keywordtype">void</span> )</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span> {</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="keyword">struct </span>timeval tv_cur;</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> </div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="keywordflow">if</span>( hardclock_init == 0 )</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  {</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  gettimeofday( &tv_init, NULL );</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  hardclock_init = 1;</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> </div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  gettimeofday( &tv_cur, NULL );</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="keywordflow">return</span>( ( tv_cur.tv_sec - tv_init.tv_sec ) * 1000000</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  + ( tv_cur.tv_usec - tv_init.tv_usec ) );</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="preprocessor">#endif </span><span class="comment">/* !POLARSSL_HAVE_HARDCLOCK */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span> <span class="keyword">volatile</span> <span class="keywordtype">int</span> <a class="code" href="timing_8h.html#a0dbcdd16cf86ffb66a016f3acf2b6cbc">alarmed</a> = 0;</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span> </div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span> <span class="preprocessor">#if defined(_WIN32) && !defined(EFIX64) && !defined(EFI32)</span></div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <a class="code" href="timing_8h.html#a2ec17acf139f35dd91410755c6b124ff">get_timer</a>( <span class="keyword">struct</span> <a class="code" href="structhr__time.html">hr_time</a> *val, <span class="keywordtype">int</span> reset )</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span> {</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> delta;</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  LARGE_INTEGER offset, hfreq;</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="keyword">struct </span>_hr_time *t = (<span class="keyword">struct </span>_hr_time *) val;</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span> </div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  QueryPerformanceCounter( &offset );</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  QueryPerformanceFrequency( &hfreq );</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span> </div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  delta = (<span class="keywordtype">unsigned</span> long)( ( 1000 *</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  ( offset.QuadPart - t->start.QuadPart ) ) /</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  hfreq.QuadPart );</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span> </div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keywordflow">if</span>( reset )</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  QueryPerformanceCounter( &t->start );</div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span> </div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="keywordflow">return</span>( delta );</div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span> }</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span> </div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span> DWORD WINAPI TimerProc( LPVOID uElapse )</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span> {</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  Sleep( (DWORD) uElapse );</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  alarmed = 1;</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="keywordflow">return</span>( TRUE );</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span> }</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span> </div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span> <span class="keywordtype">void</span> <a class="code" href="timing_8h.html#a940cbcc4a316f194ae7f9812b0360bba">set_alarm</a>( <span class="keywordtype">int</span> seconds )</div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span> {</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  DWORD ThreadId;</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span> </div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  alarmed = 0;</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  CloseHandle( CreateThread( NULL, 0, TimerProc,</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  (LPVOID) ( seconds * 1000 ), 0, &ThreadId ) );</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span> }</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span> </div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span> <span class="keywordtype">void</span> <a class="code" href="timing_8h.html#a7926912635a914e5e14c8aa543bf6a00">m_sleep</a>( <span class="keywordtype">int</span> milliseconds )</div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span> {</div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  Sleep( milliseconds );</div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span> }</div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span> </div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span> <span class="preprocessor">#else </span><span class="comment">/* _WIN32 && !EFIX64 && !EFI32 */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <a class="code" href="timing_8h.html#a2ec17acf139f35dd91410755c6b124ff">get_timer</a>( <span class="keyword">struct</span> <a class="code" href="structhr__time.html">hr_time</a> *val, <span class="keywordtype">int</span> reset )</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span> {</div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> delta;</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="keyword">struct </span>timeval offset;</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="keyword">struct </span>_hr_time *t = (<span class="keyword">struct </span>_hr_time *) val;</div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span> </div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  gettimeofday( &offset, NULL );</div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span> </div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  delta = ( offset.tv_sec - t->start.tv_sec ) * 1000</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  + ( offset.tv_usec - t->start.tv_usec ) / 1000;</div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span> </div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <span class="keywordflow">if</span>( reset )</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  {</div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  t->start.tv_sec = offset.tv_sec;</div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  t->start.tv_usec = offset.tv_usec;</div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  }</div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span> </div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="keywordflow">return</span>( delta );</div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span> }</div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span> </div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span> <span class="preprocessor">#if defined(INTEGRITY)</span></div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span> <span class="preprocessor"></span><span class="keywordtype">void</span> <a class="code" href="timing_8h.html#a7926912635a914e5e14c8aa543bf6a00">m_sleep</a>( <span class="keywordtype">int</span> milliseconds )</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span> {</div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  usleep( milliseconds * 1000 );</div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span> }</div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span> </div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span> <span class="preprocessor">#else </span><span class="comment">/* INTEGRITY */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span> <span class="keyword">static</span> <span class="keywordtype">void</span> sighandler( <span class="keywordtype">int</span> signum )</div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span> {</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  alarmed = 1;</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  signal( signum, sighandler );</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span> }</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span> </div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span> <span class="keywordtype">void</span> <a class="code" href="timing_8h.html#a940cbcc4a316f194ae7f9812b0360bba">set_alarm</a>( <span class="keywordtype">int</span> seconds )</div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span> {</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  alarmed = 0;</div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  signal( SIGALRM, sighandler );</div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  alarm( seconds );</div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span> }</div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span> </div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span> <span class="keywordtype">void</span> <a class="code" href="timing_8h.html#a7926912635a914e5e14c8aa543bf6a00">m_sleep</a>( <span class="keywordtype">int</span> milliseconds )</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span> {</div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="keyword">struct </span>timeval tv;</div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span> </div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  tv.tv_sec = milliseconds / 1000;</div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  tv.tv_usec = ( milliseconds % 1000 ) * 1000;</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span> </div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  select( 0, NULL, NULL, NULL, &tv );</div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span> }</div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span> <span class="preprocessor">#endif </span><span class="comment">/* INTEGRITY */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span> <span class="preprocessor">#endif </span><span class="comment">/* _WIN32 && !EFIX64 && !EFI32 */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span> <span class="preprocessor">#if defined(POLARSSL_SELF_TEST)</span></div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span> <span class="comment">/* To test net_usleep against our functions */</span></div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span> <span class="preprocessor">#if defined(POLARSSL_NET_C)</span></div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span> <span class="preprocessor"></span><span class="preprocessor">#include "<a class="code" href="net_8h.html">polarssl/net.h</a>"</span></div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span> <span class="comment"> * Busy-waits for the given number of milliseconds.</span></div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span> <span class="comment"> * Used for testing hardclock.</span></div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span> <span class="keyword">static</span> <span class="keywordtype">void</span> busy_msleep( <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> msec )</div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span> {</div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <span class="keyword">struct </span><a class="code" href="structhr__time.html">hr_time</a> hires;</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> i = 0; <span class="comment">/* for busy-waiting */</span></div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="keyword">volatile</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> j; <span class="comment">/* to prevent optimisation */</span></div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span> </div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  (void) <a class="code" href="timing_8h.html#a2ec17acf139f35dd91410755c6b124ff">get_timer</a>( &hires, 1 );</div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span> </div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="keywordflow">while</span>( <a class="code" href="timing_8h.html#a2ec17acf139f35dd91410755c6b124ff">get_timer</a>( &hires, 0 ) < msec )</div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  i++;</div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span> </div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  j = i;</div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  (void) j;</div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span> }</div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span> </div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span> <span class="comment"> * Checkup routine</span></div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span> <span class="comment"> * Warning: this is work in progress, some tests may not be reliable enough</span></div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span> <span class="comment"> * yet! False positives may happen.</span></div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span> <span class="keywordtype">int</span> <a class="code" href="timing_8h.html#adaed3c7084ac1a7b753e683cea58f42c">timing_self_test</a>( <span class="keywordtype">int</span> verbose )</div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span> {</div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> cycles, ratio;</div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> millisecs, secs;</div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <span class="keywordtype">int</span> hardfail;</div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="keyword">struct </span><a class="code" href="structhr__time.html">hr_time</a> hires;</div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span> </div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  <a class="code" href="timing_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a>( <span class="stringliteral">" TIMING tests note: will take some time!\n"</span> );</div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span> </div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  <a class="code" href="timing_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a>( <span class="stringliteral">" TIMING test #1 (m_sleep / get_timer): "</span> );</div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span> </div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  <span class="keywordflow">for</span>( secs = 1; secs <= 3; secs++ )</div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  {</div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  (void) <a class="code" href="timing_8h.html#a2ec17acf139f35dd91410755c6b124ff">get_timer</a>( &hires, 1 );</div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span> </div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <a class="code" href="timing_8h.html#a7926912635a914e5e14c8aa543bf6a00">m_sleep</a>( 500 * secs );</div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span> </div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  millisecs = <a class="code" href="timing_8h.html#a2ec17acf139f35dd91410755c6b124ff">get_timer</a>( &hires, 0 );</div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span> </div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="keywordflow">if</span>( millisecs < 450 * secs || millisecs > 550 * secs )</div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  {</div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <a class="code" href="timing_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a>( <span class="stringliteral">"failed\n"</span> );</div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span> </div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="keywordflow">return</span>( 1 );</div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  }</div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  }</div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span> </div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  <a class="code" href="timing_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a>( <span class="stringliteral">"passed\n"</span> );</div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span> </div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  <a class="code" href="timing_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a>( <span class="stringliteral">" TIMING test #2 (set_alarm / get_timer): "</span> );</div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span> </div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  <span class="keywordflow">for</span>( secs = 1; secs <= 3; secs++ )</div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  {</div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  (void) <a class="code" href="timing_8h.html#a2ec17acf139f35dd91410755c6b124ff">get_timer</a>( &hires, 1 );</div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span> </div>
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  <a class="code" href="timing_8h.html#a940cbcc4a316f194ae7f9812b0360bba">set_alarm</a>( secs );</div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <span class="keywordflow">while</span>( !alarmed )</div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  ;</div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span> </div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  millisecs = <a class="code" href="timing_8h.html#a2ec17acf139f35dd91410755c6b124ff">get_timer</a>( &hires, 0 );</div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span> </div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  <span class="keywordflow">if</span>( millisecs < 900 * secs || millisecs > 1100 * secs )</div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  {</div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  <a class="code" href="timing_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a>( <span class="stringliteral">"failed\n"</span> );</div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span> </div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  <span class="keywordflow">return</span>( 1 );</div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  }</div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  }</div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span> </div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  <a class="code" href="timing_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a>( <span class="stringliteral">"passed\n"</span> );</div>
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span> </div>
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  <a class="code" href="timing_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a>( <span class="stringliteral">" TIMING test #3 (hardclock / get_timer): "</span> );</div>
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span> </div>
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span> <span class="comment"> * Allow one failure for possible counter wrapping.</span></div>
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span> <span class="comment"> * On a 4Ghz 32-bit machine the cycle counter wraps about once per second;</span></div>
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span> <span class="comment"> * since the whole test is about 10ms, it shouldn't happen twice in a row.</span></div>
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  hardfail = 0;</div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span> </div>
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span> hard_test:</div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  <span class="keywordflow">if</span>( hardfail > 1 )</div>
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  {</div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  <a class="code" href="timing_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a>( <span class="stringliteral">"failed\n"</span> );</div>
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span> </div>
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  <span class="keywordflow">return</span>( 1 );</div>
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  }</div>
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span> </div>
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  <span class="comment">/* Get a reference ratio cycles/ms */</span></div>
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  millisecs = 1;</div>
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  cycles = <a class="code" href="timing_8h.html#a1bd62cd344b57b3239087cd8f11f9793">hardclock</a>();</div>
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  busy_msleep( millisecs );</div>
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  cycles = <a class="code" href="timing_8h.html#a1bd62cd344b57b3239087cd8f11f9793">hardclock</a>() - cycles;</div>
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  ratio = cycles / millisecs;</div>
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span> </div>
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  <span class="comment">/* Check that the ratio is mostly constant */</span></div>
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  <span class="keywordflow">for</span>( millisecs = 2; millisecs <= 4; millisecs++ )</div>
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  {</div>
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  cycles = <a class="code" href="timing_8h.html#a1bd62cd344b57b3239087cd8f11f9793">hardclock</a>();</div>
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  busy_msleep( millisecs );</div>
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  cycles = <a class="code" href="timing_8h.html#a1bd62cd344b57b3239087cd8f11f9793">hardclock</a>() - cycles;</div>
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span> </div>
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  <span class="comment">/* Allow variation up to 20% */</span></div>
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  <span class="keywordflow">if</span>( cycles / millisecs < ratio - ratio / 5 ||</div>
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  cycles / millisecs > ratio + ratio / 5 )</div>
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  {</div>
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  hardfail++;</div>
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  <span class="keywordflow">goto</span> hard_test;</div>
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  }</div>
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  }</div>
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span> </div>
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  <a class="code" href="timing_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a>( <span class="stringliteral">"passed\n"</span> );</div>
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span> </div>
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span> <span class="preprocessor">#if defined(POLARSSL_NET_C)</span></div>
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span> <span class="preprocessor"></span> <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  <a class="code" href="timing_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a>( <span class="stringliteral">" TIMING test #4 (net_usleep/ get_timer): "</span> );</div>
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span> </div>
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <span class="keywordflow">for</span>( secs = 1; secs <= 3; secs++ )</div>
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  {</div>
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  (void) <a class="code" href="timing_8h.html#a2ec17acf139f35dd91410755c6b124ff">get_timer</a>( &hires, 1 );</div>
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span> </div>
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  <a class="code" href="net_8h.html#a2bcef97961f70e97e4cd9ec3ff16a6a6">net_usleep</a>( 500000 * secs );</div>
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span> </div>
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  millisecs = <a class="code" href="timing_8h.html#a2ec17acf139f35dd91410755c6b124ff">get_timer</a>( &hires, 0 );</div>
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span> </div>
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  <span class="keywordflow">if</span>( millisecs < 450 * secs || millisecs > 550 * secs )</div>
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  {</div>
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  <a class="code" href="timing_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a>( <span class="stringliteral">"failed\n"</span> );</div>
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span> </div>
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  <span class="keywordflow">return</span>( 1 );</div>
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  }</div>
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  }</div>
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span> </div>
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  <a class="code" href="timing_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a>( <span class="stringliteral">"passed\n"</span> );</div>
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span> <span class="preprocessor">#endif </span><span class="comment">/* POLARSSL_NET_C */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  <span class="keywordflow">if</span>( verbose != 0 )</div>
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  <a class="code" href="timing_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a>( <span class="stringliteral">"\n"</span> );</div>
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span> </div>
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  <span class="keywordflow">return</span>( 0 );</div>
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span> }</div>
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span> </div>
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span> <span class="preprocessor">#endif </span><span class="comment">/* POLARSSL_SELF_TEST */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span> <span class="preprocessor">#endif </span><span class="comment">/* POLARSSL_TIMING_C && !POLARSSL_TIMING_ALT */</span><span class="preprocessor"></span></div>
<div class="ttc" id="net_8h_html_a2bcef97961f70e97e4cd9ec3ff16a6a6"><div class="ttname"><a href="net_8h.html#a2bcef97961f70e97e4cd9ec3ff16a6a6">net_usleep</a></div><div class="ttdeci">void net_usleep(unsigned long usec)</div><div class="ttdoc">Portable usleep helper. </div></div>
<div class="ttc" id="timing_8h_html_a0dbcdd16cf86ffb66a016f3acf2b6cbc"><div class="ttname"><a href="timing_8h.html#a0dbcdd16cf86ffb66a016f3acf2b6cbc">alarmed</a></div><div class="ttdeci">volatile int alarmed</div></div>
<div class="ttc" id="timing_8h_html_a2ec17acf139f35dd91410755c6b124ff"><div class="ttname"><a href="timing_8h.html#a2ec17acf139f35dd91410755c6b124ff">get_timer</a></div><div class="ttdeci">unsigned long get_timer(struct hr_time *val, int reset)</div><div class="ttdoc">Return the elapsed time in milliseconds. </div></div>
<div class="ttc" id="timing_8h_html_a940cbcc4a316f194ae7f9812b0360bba"><div class="ttname"><a href="timing_8h.html#a940cbcc4a316f194ae7f9812b0360bba">set_alarm</a></div><div class="ttdeci">void set_alarm(int seconds)</div><div class="ttdoc">Setup an alarm clock. </div></div>
<div class="ttc" id="net_8h_html"><div class="ttname"><a href="net_8h.html">net.h</a></div><div class="ttdoc">Network communication functions. </div></div>
<div class="ttc" id="config_8h_html"><div class="ttname"><a href="config_8h.html">config.h</a></div><div class="ttdoc">Configuration options (set of defines) </div></div>
<div class="ttc" id="platform_8h_html"><div class="ttname"><a href="platform_8h.html">platform.h</a></div><div class="ttdoc">PolarSSL Platform abstraction layer. </div></div>
<div class="ttc" id="timing_8h_html_a1bd62cd344b57b3239087cd8f11f9793"><div class="ttname"><a href="timing_8h.html#a1bd62cd344b57b3239087cd8f11f9793">hardclock</a></div><div class="ttdeci">unsigned long hardclock(void)</div><div class="ttdoc">Return the CPU cycle counter value. </div></div>
<div class="ttc" id="timing_8c_html_afc6a7362c0f0c9cfa8fc76b3281e2b37"><div class="ttname"><a href="timing_8c.html#afc6a7362c0f0c9cfa8fc76b3281e2b37">polarssl_printf</a></div><div class="ttdeci">#define polarssl_printf</div><div class="ttdef"><b>Definition:</b> <a href="timing_8c_source.html#l00036">timing.c:36</a></div></div>
<div class="ttc" id="timing_8h_html_a7926912635a914e5e14c8aa543bf6a00"><div class="ttname"><a href="timing_8h.html#a7926912635a914e5e14c8aa543bf6a00">m_sleep</a></div><div class="ttdeci">void m_sleep(int milliseconds)</div><div class="ttdoc">Sleep for a certain amount of time. </div></div>
<div class="ttc" id="structhr__time_html"><div class="ttname"><a href="structhr__time.html">hr_time</a></div><div class="ttdoc">timer structure </div><div class="ttdef"><b>Definition:</b> <a href="timing_8h_source.html#l00047">timing.h:47</a></div></div>
<div class="ttc" id="timing_8h_html_adaed3c7084ac1a7b753e683cea58f42c"><div class="ttname"><a href="timing_8h.html#adaed3c7084ac1a7b753e683cea58f42c">timing_self_test</a></div><div class="ttdeci">int timing_self_test(int verbose)</div><div class="ttdoc">Checkup routine. </div></div>
<div class="ttc" id="timing_8h_html"><div class="ttname"><a href="timing_8h.html">timing.h</a></div><div class="ttdoc">Portable interface to the CPU cycle counter. </div></div>
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