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<div class="title">sbthread.c</div> </div>
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<a href="sbthread_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">/* -*- c-basic-offset: 4; indent-tabs-mode: nil -*- */</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">/* ====================================================================</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * Copyright (c) 2008 Carnegie Mellon University. All rights </span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * reserved.</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"> * Redistribution and use in source and binary forms, with or without</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * modification, are permitted provided that the following conditions</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * are met:</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * 1. Redistributions of source code must retain the above copyright</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * notice, this list of conditions and the following disclaimer. </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"> * 2. Redistributions in binary form must reproduce 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 in</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * the documentation and/or other materials provided with the</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * distribution.</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * This work was supported in part by funding from the Defense Advanced </span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * Research Projects Agency and the National Science Foundation of the </span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * United States of America, and the CMU Sphinx Speech Consortium.</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY ``AS IS'' AND </span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, </span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"> * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment"> * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> * NOR ITS EMPLOYEES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT </span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"> * 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 </span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment"> * OF 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> <span class="comment"> * ====================================================================</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment"> *</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="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#include <string.h></span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor">#include "<a class="code" href="sbthread_8h.html">sphinxbase/sbthread.h</a>"</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="preprocessor">#include "<a class="code" href="ckd__alloc_8h.html">sphinxbase/ckd_alloc.h</a>"</span></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor">#include "<a class="code" href="err_8h.html">sphinxbase/err.h</a>"</span></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> <span class="comment">/*</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment"> * Platform-specific parts: threads, mutexes, and signals.</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor">#if (defined(_WIN32) || defined(__CYGWIN__)) && !defined(__SYMBIAN32__)</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor">#define _WIN32_WINNT 0x0400</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="preprocessor">#include <windows.h></span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="keyword">struct </span><a class="code" href="structsbthread__s.html">sbthread_s</a> {</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <a class="code" href="structcmd__ln__t.html">cmd_ln_t</a> *config;</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <a class="code" href="structsbmsgq__s.html">sbmsgq_t</a> *msgq;</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <a class="code" href="sbthread_8h.html#acb30b2ddcf70058f8bd38d68920be777">sbthread_main</a> func;</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordtype">void</span> *arg;</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  HANDLE th;</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  DWORD tid;</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="keyword">struct </span><a class="code" href="structsbmsgq__s.html">sbmsgq_s</a> {</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="comment">/* Ringbuffer for passing messages. */</span></div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordtype">char</span> *data;</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keywordtype">size_t</span> depth;</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordtype">size_t</span> out;</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordtype">size_t</span> nbytes;</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="comment">/* Current message is stored here. */</span></div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordtype">char</span> *msg;</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordtype">size_t</span> msglen;</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  CRITICAL_SECTION mtx;</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  HANDLE evt;</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> };</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="keyword">struct </span><a class="code" href="structsbevent__s.html">sbevent_s</a> {</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  HANDLE evt;</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> </div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="keyword">struct </span><a class="code" href="structsbmtx__s.html">sbmtx_s</a> {</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  CRITICAL_SECTION mtx;</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> };</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> </div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> DWORD WINAPI</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> sbthread_internal_main(LPVOID arg)</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> {</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <a class="code" href="structsbthread__s.html">sbthread_t</a> *th = (<a class="code" href="structsbthread__s.html">sbthread_t</a> *)arg;</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordtype">int</span> rv;</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>  rv = (*th->func)(th);</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">return</span> (DWORD)rv;</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> </div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <a class="code" href="structsbthread__s.html">sbthread_t</a> *</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <a class="code" href="sbthread_8c.html#a0ba06f52feda5c218dc38373e930017c">sbthread_start</a>(<a class="code" href="structcmd__ln__t.html">cmd_ln_t</a> *config, <a class="code" href="sbthread_8h.html#acb30b2ddcf70058f8bd38d68920be777">sbthread_main</a> func, <span class="keywordtype">void</span> *arg)</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> {</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <a class="code" href="structsbthread__s.html">sbthread_t</a> *th;</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> </div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  th = <a class="code" href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e">ckd_calloc</a>(1, <span class="keyword">sizeof</span>(*th));</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  th->config = config;</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  th->func = func;</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  th->arg = arg;</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  th->msgq = <a class="code" href="sbthread_8c.html#a76852d201655b6f08ed6c35f6ebf8b4b">sbmsgq_init</a>(256);</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  th->th = CreateThread(NULL, 0, sbthread_internal_main, th, 0, &th->tid);</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordflow">if</span> (th->th == NULL) {</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <a class="code" href="sbthread_8c.html#a2b80d955dab72ff602d9048551dc7489">sbthread_free</a>(th);</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">return</span> NULL;</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="keywordflow">return</span> th;</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</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> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <a class="code" href="sbthread_8c.html#ad4cc725834be72ea986f80c4f4ecb24d">sbthread_wait</a>(<a class="code" href="structsbthread__s.html">sbthread_t</a> *th)</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> {</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  DWORD rv, exit;</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">/* It has already been joined. */</span></div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordflow">if</span> (th->th == NULL)</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> </div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  rv = WaitForSingleObject(th->th, INFINITE);</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keywordflow">if</span> (rv == WAIT_FAILED) {</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Failed to join thread: WAIT_FAILED\n"</span>);</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordflow">return</span> -1;</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>  GetExitCodeThread(th->th, &exit);</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  CloseHandle(th->th);</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  th->th = NULL;</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keywordflow">return</span> (<span class="keywordtype">int</span>)exit;</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> }</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="keyword">static</span> DWORD</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> cond_timed_wait(HANDLE cond, <span class="keywordtype">int</span> sec, <span class="keywordtype">int</span> nsec)</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> {</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  DWORD rv;</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordflow">if</span> (sec == -1) {</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  rv = WaitForSingleObject(cond, INFINITE);</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="keywordflow">else</span> {</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  DWORD ms;</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> </div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  ms = sec * 1000 + nsec / (1000*1000);</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  rv = WaitForSingleObject(cond, ms);</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  }</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordflow">return</span> rv;</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> }</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> </div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="comment">/* Silvio Moioli: updated to use Unicode */</span></div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <a class="code" href="structsbevent__s.html">sbevent_t</a> *</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <a class="code" href="sbthread_8c.html#ad6f018be06301acbfd2b41888ca1d345">sbevent_init</a>(<span class="keywordtype">void</span>)</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>  <a class="code" href="structsbevent__s.html">sbevent_t</a> *evt;</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>  evt = <a class="code" href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e">ckd_calloc</a>(1, <span class="keyword">sizeof</span>(*evt));</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  evt->evt = CreateEventW(NULL, FALSE, FALSE, NULL);</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordflow">if</span> (evt->evt == NULL) {</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(evt);</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  }</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordflow">return</span> evt;</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> }</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> </div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <a class="code" href="sbthread_8c.html#abba6d18d863334a98eecbaf5ffe81ab1">sbevent_free</a>(<a class="code" href="structsbevent__s.html">sbevent_t</a> *evt)</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>  CloseHandle(evt->evt);</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(evt);</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> </div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <a class="code" href="sbthread_8c.html#a89f88d25e27146dc7e4956211e69a6d5">sbevent_signal</a>(<a class="code" href="structsbevent__s.html">sbevent_t</a> *evt)</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="keywordflow">return</span> SetEvent(evt->evt) ? 0 : -1;</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> }</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> </div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <a class="code" href="sbthread_8c.html#a9f48001ca75395a3b192902b37edd5e0">sbevent_wait</a>(<a class="code" href="structsbevent__s.html">sbevent_t</a> *evt, <span class="keywordtype">int</span> sec, <span class="keywordtype">int</span> nsec)</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>  DWORD rv;</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> </div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  rv = cond_timed_wait(evt->evt, sec, nsec);</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keywordflow">return</span> rv;</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> }</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> <a class="code" href="structsbmtx__s.html">sbmtx_t</a> *</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <a class="code" href="sbthread_8c.html#a690fb21b06b7ef9f958a4a204bc04269">sbmtx_init</a>(<span class="keywordtype">void</span>)</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> {</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <a class="code" href="structsbmtx__s.html">sbmtx_t</a> *mtx;</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  mtx = <a class="code" href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e">ckd_calloc</a>(1, <span class="keyword">sizeof</span>(*mtx));</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  InitializeCriticalSection(&mtx->mtx);</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keywordflow">return</span> mtx;</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</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="keywordtype">int</span></div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <a class="code" href="sbthread_8c.html#aaca10c92363d8979100c8fddeb783f9a">sbmtx_trylock</a>(<a class="code" href="structsbmtx__s.html">sbmtx_t</a> *mtx)</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span> {</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="keywordflow">return</span> TryEnterCriticalSection(&mtx->mtx) ? 0 : -1;</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> }</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="keywordtype">int</span></div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <a class="code" href="sbthread_8c.html#a000d9d0610c6b91649edde95e3bafa6c">sbmtx_lock</a>(<a class="code" href="structsbmtx__s.html">sbmtx_t</a> *mtx)</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>  EnterCriticalSection(&mtx->mtx);</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="l00210"></a><span class="lineno"> 210</span> }</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> </div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span> <a class="code" href="sbthread_8c.html#ab3fdc55976e2b0581e598bd20187ce3a">sbmtx_unlock</a>(<a class="code" href="structsbmtx__s.html">sbmtx_t</a> *mtx)</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span> {</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  LeaveCriticalSection(&mtx->mtx);</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="keywordflow">return</span> 0;</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> </div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> <a class="code" href="sbthread_8c.html#af1f9eb876ca9fc93d6c548120af14197">sbmtx_free</a>(<a class="code" href="structsbmtx__s.html">sbmtx_t</a> *mtx)</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>  DeleteCriticalSection(&mtx->mtx);</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(mtx);</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> <a class="code" href="structsbmsgq__s.html">sbmsgq_t</a> *</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span> <a class="code" href="sbthread_8c.html#a76852d201655b6f08ed6c35f6ebf8b4b">sbmsgq_init</a>(<span class="keywordtype">size_t</span> depth)</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span> {</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <a class="code" href="structsbmsgq__s.html">sbmsgq_t</a> *msgq;</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span> </div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  msgq = <a class="code" href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e">ckd_calloc</a>(1, <span class="keyword">sizeof</span>(*msgq));</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  msgq->depth = depth;</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  msgq->evt = CreateEventW(NULL, FALSE, FALSE, NULL);</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keywordflow">if</span> (msgq->evt == NULL) {</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(msgq);</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keywordflow">return</span> NULL;</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>  InitializeCriticalSection(&msgq->mtx);</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  msgq->data = <a class="code" href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e">ckd_calloc</a>(depth, 1);</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  msgq->msg = <a class="code" href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e">ckd_calloc</a>(depth, 1);</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="keywordflow">return</span> msgq;</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span> }</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span> </div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> <a class="code" href="sbthread_8c.html#aa8483d06a1456207643abcfebc3b2e0a">sbmsgq_free</a>(<a class="code" href="structsbmsgq__s.html">sbmsgq_t</a> *msgq)</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span> {</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  CloseHandle(msgq->evt);</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(msgq->data);</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(msgq->msg);</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(msgq);</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> </div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span> <a class="code" href="sbthread_8c.html#ae6c214bf1fab2f10cb51648b7e736698">sbmsgq_send</a>(<a class="code" href="structsbmsgq__s.html">sbmsgq_t</a> *q, <span class="keywordtype">size_t</span> len, <span class="keywordtype">void</span> <span class="keyword">const</span> *data)</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span> {</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="keywordtype">char</span> <span class="keyword">const</span> *cdata = (<span class="keywordtype">char</span> <span class="keyword">const</span> *)data;</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="keywordtype">size_t</span> in;</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> </div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="comment">/* Don't allow things bigger than depth to be sent! */</span></div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="keywordflow">if</span> (len + <span class="keyword">sizeof</span>(len) > q->depth)</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span> </div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="keywordflow">if</span> (q->nbytes + len + <span class="keyword">sizeof</span>(len) > q->depth)</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  WaitForSingleObject(q->evt, INFINITE);</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>  <span class="comment">/* Lock things while we manipulate the buffer (FIXME: this</span></div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span> <span class="comment"> actually should have been atomic with the wait above ...) */</span></div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  EnterCriticalSection(&q->mtx);</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  in = (q->out + q->nbytes) % q->depth;</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="comment">/* First write the size of the message. */</span></div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  if (in + <span class="keyword">sizeof</span>(len) > q->depth) {</div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <span class="comment">/* Handle the annoying case where the size field gets wrapped around. */</span></div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="keywordtype">size_t</span> len1 = q->depth - in;</div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  memcpy(q->data + in, &len, len1);</div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  memcpy(q->data, ((<span class="keywordtype">char</span> *)&len) + len1, <span class="keyword">sizeof</span>(len) - len1);</div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  q->nbytes += <span class="keyword">sizeof</span>(len);</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  in = <span class="keyword">sizeof</span>(len) - len1;</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  }</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  memcpy(q->data + in, &len, <span class="keyword">sizeof</span>(len));</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  q->nbytes += <span class="keyword">sizeof</span>(len);</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  in += <span class="keyword">sizeof</span>(len);</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> </div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <span class="comment">/* Now write the message body. */</span></div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <span class="keywordflow">if</span> (in + len > q->depth) {</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="comment">/* Handle wraparound. */</span></div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="keywordtype">size_t</span> len1 = q->depth - in;</div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  memcpy(q->data + in, cdata, len1);</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  q->nbytes += len1;</div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  cdata += len1;</div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  len -= len1;</div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  in = 0;</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>  memcpy(q->data + in, cdata, len);</div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  q->nbytes += len;</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="comment">/* Signal the condition variable. */</span></div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  SetEvent(q->evt);</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="comment">/* Unlock. */</span></div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  LeaveCriticalSection(&q->mtx);</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>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span> }</div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span> </div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span> <span class="keywordtype">void</span> *</div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span> <a class="code" href="sbthread_8c.html#a5ef0a82190db1efc97e5921d2f822535">sbmsgq_wait</a>(<a class="code" href="structsbmsgq__s.html">sbmsgq_t</a> *q, <span class="keywordtype">size_t</span> *out_len, <span class="keywordtype">int</span> sec, <span class="keywordtype">int</span> nsec)</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span> {</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="keywordtype">char</span> *outptr;</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <span class="keywordtype">size_t</span> len;</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="comment">/* Wait for data to be available. */</span></div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="keywordflow">if</span> (q->nbytes == 0) {</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="keywordflow">if</span> (cond_timed_wait(q->evt, sec, nsec) == WAIT_FAILED)</div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="comment">/* Timed out or something... */</span></div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="keywordflow">return</span> NULL;</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>  <span class="comment">/* Lock to manipulate the queue (FIXME) */</span></div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  EnterCriticalSection(&q->mtx);</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <span class="comment">/* Get the message size. */</span></div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="keywordflow">if</span> (q->out + <span class="keyword">sizeof</span>(q->msglen) > q->depth) {</div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="comment">/* Handle annoying wraparound case. */</span></div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="keywordtype">size_t</span> len1 = q->depth - q->out;</div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  memcpy(&q->msglen, q->data + q->out, len1);</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  memcpy(((<span class="keywordtype">char</span> *)&q->msglen) + len1, q->data,</div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <span class="keyword">sizeof</span>(q->msglen) - len1);</div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  q->out = <span class="keyword">sizeof</span>(q->msglen) - len1;</div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  }</div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  memcpy(&q->msglen, q->data + q->out, <span class="keyword">sizeof</span>(q->msglen));</div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  q->out += <span class="keyword">sizeof</span>(q->msglen);</div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  }</div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  q->nbytes -= <span class="keyword">sizeof</span>(q->msglen);</div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="comment">/* Get the message body. */</span></div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  outptr = q->msg;</div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  len = q->msglen;</div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <span class="keywordflow">if</span> (q->out + q->msglen > q->depth) {</div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <span class="comment">/* Handle wraparound. */</span></div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="keywordtype">size_t</span> len1 = q->depth - q->out;</div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  memcpy(outptr, q->data + q->out, len1);</div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  outptr += len1;</div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  len -= len1;</div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  q->nbytes -= len1;</div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  q->out = 0;</div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  }</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  memcpy(outptr, q->data + q->out, len);</div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  q->nbytes -= len;</div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  q->out += len;</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span> </div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <span class="comment">/* Signal the condition variable. */</span></div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  SetEvent(q->evt);</div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <span class="comment">/* Unlock. */</span></div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  LeaveCriticalSection(&q->mtx);</div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="keywordflow">if</span> (out_len)</div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  *out_len = q->msglen;</div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <span class="keywordflow">return</span> q->msg;</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> </div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span> <span class="preprocessor">#else </span><span class="comment">/* POSIX */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span> <span class="preprocessor">#include <pthread.h></span></div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span> <span class="preprocessor">#include <sys/time.h></span></div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span> </div>
<div class="line"><a name="l00363"></a><span class="lineno"><a class="line" href="structsbthread__s.html"> 363</a></span> <span class="keyword">struct </span><a class="code" href="structsbthread__s.html">sbthread_s</a> {</div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <a class="code" href="structcmd__ln__t.html">cmd_ln_t</a> *config;</div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  <a class="code" href="structsbmsgq__s.html">sbmsgq_t</a> *msgq;</div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  <a class="code" href="sbthread_8h.html#acb30b2ddcf70058f8bd38d68920be777">sbthread_main</a> func;</div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <span class="keywordtype">void</span> *arg;</div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  pthread_t th;</div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span> };</div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span> </div>
<div class="line"><a name="l00371"></a><span class="lineno"><a class="line" href="structsbmsgq__s.html"> 371</a></span> <span class="keyword">struct </span><a class="code" href="structsbmsgq__s.html">sbmsgq_s</a> {</div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  <span class="comment">/* Ringbuffer for passing messages. */</span></div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <span class="keywordtype">char</span> *data;</div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <span class="keywordtype">size_t</span> depth;</div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  <span class="keywordtype">size_t</span> out;</div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <span class="keywordtype">size_t</span> nbytes;</div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span> </div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  <span class="comment">/* Current message is stored here. */</span></div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  <span class="keywordtype">char</span> *msg;</div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  <span class="keywordtype">size_t</span> msglen;</div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  pthread_mutex_t mtx;</div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  pthread_cond_t cond;</div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span> };</div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span> </div>
<div class="line"><a name="l00385"></a><span class="lineno"><a class="line" href="structsbevent__s.html"> 385</a></span> <span class="keyword">struct </span><a class="code" href="structsbevent__s.html">sbevent_s</a> {</div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  pthread_mutex_t mtx;</div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  pthread_cond_t cond;</div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <span class="keywordtype">int</span> signalled;</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> </div>
<div class="line"><a name="l00391"></a><span class="lineno"><a class="line" href="structsbmtx__s.html"> 391</a></span> <span class="keyword">struct </span><a class="code" href="structsbmtx__s.html">sbmtx_s</a> {</div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  pthread_mutex_t mtx;</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> </div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span> <span class="keyword">static</span> <span class="keywordtype">void</span> *</div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span> sbthread_internal_main(<span class="keywordtype">void</span> *arg)</div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span> {</div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  <a class="code" href="structsbthread__s.html">sbthread_t</a> *th = (<a class="code" href="structsbthread__s.html">sbthread_t</a> *)arg;</div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <span class="keywordtype">int</span> rv;</div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span> </div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  rv = (*th->func)(th);</div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  <span class="keywordflow">return</span> (<span class="keywordtype">void</span> *)(long)rv;</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> </div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span> <a class="code" href="structsbthread__s.html">sbthread_t</a> *</div>
<div class="line"><a name="l00406"></a><span class="lineno"><a class="line" href="sbthread_8c.html#a0ba06f52feda5c218dc38373e930017c"> 406</a></span> <a class="code" href="sbthread_8c.html#a0ba06f52feda5c218dc38373e930017c">sbthread_start</a>(<a class="code" href="structcmd__ln__t.html">cmd_ln_t</a> *config, <a class="code" href="sbthread_8h.html#acb30b2ddcf70058f8bd38d68920be777">sbthread_main</a> func, <span class="keywordtype">void</span> *arg)</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>  <a class="code" href="structsbthread__s.html">sbthread_t</a> *th;</div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  <span class="keywordtype">int</span> rv;</div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span> </div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  th = <a class="code" href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e">ckd_calloc</a>(1, <span class="keyword">sizeof</span>(*th));</div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  th->config = config;</div>
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  th->func = func;</div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  th->arg = arg;</div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  th->msgq = <a class="code" href="sbthread_8c.html#a76852d201655b6f08ed6c35f6ebf8b4b">sbmsgq_init</a>(1024);</div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  <span class="keywordflow">if</span> ((rv = pthread_create(&th->th, NULL, &sbthread_internal_main, th)) != 0) {</div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Failed to create thread: %d\n"</span>, rv);</div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <a class="code" href="sbthread_8c.html#a2b80d955dab72ff602d9048551dc7489">sbthread_free</a>(th);</div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  }</div>
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="keywordflow">return</span> th;</div>
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span> }</div>
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span> </div>
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00425"></a><span class="lineno"><a class="line" href="sbthread_8c.html#ad4cc725834be72ea986f80c4f4ecb24d"> 425</a></span> <a class="code" href="sbthread_8c.html#ad4cc725834be72ea986f80c4f4ecb24d">sbthread_wait</a>(<a class="code" href="structsbthread__s.html">sbthread_t</a> *th)</div>
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span> {</div>
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  <span class="keywordtype">void</span> *exit;</div>
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  <span class="keywordtype">int</span> rv;</div>
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span> </div>
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  <span class="comment">/* It has already been joined. */</span></div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  <span class="keywordflow">if</span> (th->th == (pthread_t)-1)</div>
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span> </div>
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  rv = pthread_join(th->th, &exit);</div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  <span class="keywordflow">if</span> (rv != 0) {</div>
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Failed to join thread: %d\n"</span>, rv);</div>
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  }</div>
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  th->th = (pthread_t)-1;</div>
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  <span class="keywordflow">return</span> (<span class="keywordtype">int</span>)(long)exit;</div>
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span> }</div>
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span> </div>
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span> <a class="code" href="structsbmsgq__s.html">sbmsgq_t</a> *</div>
<div class="line"><a name="l00444"></a><span class="lineno"><a class="line" href="sbthread_8c.html#a76852d201655b6f08ed6c35f6ebf8b4b"> 444</a></span> <a class="code" href="sbthread_8c.html#a76852d201655b6f08ed6c35f6ebf8b4b">sbmsgq_init</a>(<span class="keywordtype">size_t</span> depth)</div>
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span> {</div>
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  <a class="code" href="structsbmsgq__s.html">sbmsgq_t</a> *msgq;</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>  msgq = <a class="code" href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e">ckd_calloc</a>(1, <span class="keyword">sizeof</span>(*msgq));</div>
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  msgq->depth = depth;</div>
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  <span class="keywordflow">if</span> (pthread_cond_init(&msgq->cond, NULL) != 0) {</div>
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(msgq);</div>
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  }</div>
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  <span class="keywordflow">if</span> (pthread_mutex_init(&msgq->mtx, NULL) != 0) {</div>
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  pthread_cond_destroy(&msgq->cond);</div>
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(msgq);</div>
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  <span class="keywordflow">return</span> NULL;</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>  msgq->data = <a class="code" href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e">ckd_calloc</a>(depth, 1);</div>
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  msgq->msg = <a class="code" href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e">ckd_calloc</a>(depth, 1);</div>
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  <span class="keywordflow">return</span> msgq;</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="keywordtype">void</span></div>
<div class="line"><a name="l00465"></a><span class="lineno"><a class="line" href="sbthread_8c.html#aa8483d06a1456207643abcfebc3b2e0a"> 465</a></span> <a class="code" href="sbthread_8c.html#aa8483d06a1456207643abcfebc3b2e0a">sbmsgq_free</a>(<a class="code" href="structsbmsgq__s.html">sbmsgq_t</a> *msgq)</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>  pthread_mutex_destroy(&msgq->mtx);</div>
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  pthread_cond_destroy(&msgq->cond);</div>
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(msgq->data);</div>
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(msgq->msg);</div>
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(msgq);</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> </div>
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00475"></a><span class="lineno"><a class="line" href="sbthread_8c.html#ae6c214bf1fab2f10cb51648b7e736698"> 475</a></span> <a class="code" href="sbthread_8c.html#ae6c214bf1fab2f10cb51648b7e736698">sbmsgq_send</a>(<a class="code" href="structsbmsgq__s.html">sbmsgq_t</a> *q, <span class="keywordtype">size_t</span> len, <span class="keywordtype">void</span> <span class="keyword">const</span> *data)</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>  <span class="keywordtype">size_t</span> in;</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="comment">/* Don't allow things bigger than depth to be sent! */</span></div>
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  <span class="keywordflow">if</span> (len + <span class="keyword">sizeof</span>(len) > q->depth)</div>
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span> </div>
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  <span class="comment">/* Lock the condition variable while we manipulate the buffer. */</span></div>
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  pthread_mutex_lock(&q->mtx);</div>
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  <span class="keywordflow">if</span> (q->nbytes + len + <span class="keyword">sizeof</span>(len) > q->depth) {</div>
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  <span class="comment">/* Unlock and wait for space to be available. */</span></div>
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  <span class="keywordflow">if</span> (pthread_cond_wait(&q->cond, &q->mtx) != 0) {</div>
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  <span class="comment">/* Timed out, don't send anything. */</span></div>
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  pthread_mutex_unlock(&q->mtx);</div>
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  }</div>
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  <span class="comment">/* Condition is now locked again. */</span></div>
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  }</div>
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  in = (q->out + q->nbytes) % q->depth;</div>
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span> </div>
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  <span class="comment">/* First write the size of the message. */</span></div>
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  if (in + <span class="keyword">sizeof</span>(len) > q->depth) {</div>
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  <span class="comment">/* Handle the annoying case where the size field gets wrapped around. */</span></div>
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  <span class="keywordtype">size_t</span> len1 = q->depth - in;</div>
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  memcpy(q->data + in, &len, len1);</div>
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  memcpy(q->data, ((<span class="keywordtype">char</span> *)&len) + len1, <span class="keyword">sizeof</span>(len) - len1);</div>
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  q->nbytes += <span class="keyword">sizeof</span>(len);</div>
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  in = <span class="keyword">sizeof</span>(len) - len1;</div>
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  }</div>
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  memcpy(q->data + in, &len, <span class="keyword">sizeof</span>(len));</div>
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  q->nbytes += <span class="keyword">sizeof</span>(len);</div>
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  in += <span class="keyword">sizeof</span>(len);</div>
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  }</div>
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span> </div>
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  <span class="comment">/* Now write the message body. */</span></div>
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  <span class="keywordflow">if</span> (in + len > q->depth) {</div>
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  <span class="comment">/* Handle wraparound. */</span></div>
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  <span class="keywordtype">size_t</span> len1 = q->depth - in;</div>
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  memcpy(q->data + in, data, len1);</div>
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  q->nbytes += len1;</div>
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  data = (<span class="keywordtype">char</span> <span class="keyword">const</span> *)data + len1;</div>
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  len -= len1;</div>
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  in = 0;</div>
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  }</div>
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  memcpy(q->data + in, data, len);</div>
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  q->nbytes += len;</div>
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span> </div>
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  <span class="comment">/* Signal the condition variable. */</span></div>
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  pthread_cond_signal(&q->cond);</div>
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  <span class="comment">/* Unlock it, we have nothing else to do. */</span></div>
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  pthread_mutex_unlock(&q->mtx);</div>
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span> }</div>
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span> </div>
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span> <span class="keyword">static</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span> cond_timed_wait(pthread_cond_t *cond, pthread_mutex_t *mtx, <span class="keywordtype">int</span> sec, <span class="keywordtype">int</span> nsec)</div>
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span> {</div>
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  <span class="keywordtype">int</span> rv;</div>
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  <span class="keywordflow">if</span> (sec == -1) {</div>
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  rv = pthread_cond_wait(cond, mtx);</div>
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  }</div>
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  <span class="keyword">struct </span>timeval now;</div>
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  <span class="keyword">struct </span>timespec end;</div>
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span> </div>
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  gettimeofday(&now, NULL);</div>
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  end.tv_sec = now.tv_sec + sec;</div>
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  end.tv_nsec = now.tv_usec * 1000 + nsec;</div>
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  <span class="keywordflow">if</span> (end.tv_nsec > (1000*1000*1000)) {</div>
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  sec += end.tv_nsec / (1000*1000*1000);</div>
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  end.tv_nsec = end.tv_nsec % (1000*1000*1000);</div>
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  }</div>
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  rv = pthread_cond_timedwait(cond, mtx, &end);</div>
<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  }</div>
<div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  <span class="keywordflow">return</span> rv;</div>
<div class="line"><a name="l00552"></a><span class="lineno"> 552</span> }</div>
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span> </div>
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span> <span class="keywordtype">void</span> *</div>
<div class="line"><a name="l00555"></a><span class="lineno"><a class="line" href="sbthread_8c.html#a5ef0a82190db1efc97e5921d2f822535"> 555</a></span> <a class="code" href="sbthread_8c.html#a5ef0a82190db1efc97e5921d2f822535">sbmsgq_wait</a>(<a class="code" href="structsbmsgq__s.html">sbmsgq_t</a> *q, <span class="keywordtype">size_t</span> *out_len, <span class="keywordtype">int</span> sec, <span class="keywordtype">int</span> nsec)</div>
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span> {</div>
<div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  <span class="keywordtype">char</span> *outptr;</div>
<div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  <span class="keywordtype">size_t</span> len;</div>
<div class="line"><a name="l00559"></a><span class="lineno"> 559</span> </div>
<div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  <span class="comment">/* Lock the condition variable while we manipulate nmsg. */</span></div>
<div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  pthread_mutex_lock(&q->mtx);</div>
<div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  <span class="keywordflow">if</span> (q->nbytes == 0) {</div>
<div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  <span class="comment">/* Unlock the condition variable and wait for a signal. */</span></div>
<div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  <span class="keywordflow">if</span> (cond_timed_wait(&q->cond, &q->mtx, sec, nsec) != 0) {</div>
<div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  <span class="comment">/* Timed out or something... */</span></div>
<div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  pthread_mutex_unlock(&q->mtx);</div>
<div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00568"></a><span class="lineno"> 568</span>  }</div>
<div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  <span class="comment">/* Condition variable is now locked again. */</span></div>
<div class="line"><a name="l00570"></a><span class="lineno"> 570</span>  }</div>
<div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  <span class="comment">/* Get the message size. */</span></div>
<div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  <span class="keywordflow">if</span> (q->out + <span class="keyword">sizeof</span>(q->msglen) > q->depth) {</div>
<div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  <span class="comment">/* Handle annoying wraparound case. */</span></div>
<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  <span class="keywordtype">size_t</span> len1 = q->depth - q->out;</div>
<div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  memcpy(&q->msglen, q->data + q->out, len1);</div>
<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  memcpy(((<span class="keywordtype">char</span> *)&q->msglen) + len1, q->data,</div>
<div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  <span class="keyword">sizeof</span>(q->msglen) - len1);</div>
<div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  q->out = <span class="keyword">sizeof</span>(q->msglen) - len1;</div>
<div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  }</div>
<div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00581"></a><span class="lineno"> 581</span>  memcpy(&q->msglen, q->data + q->out, <span class="keyword">sizeof</span>(q->msglen));</div>
<div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  q->out += <span class="keyword">sizeof</span>(q->msglen);</div>
<div class="line"><a name="l00583"></a><span class="lineno"> 583</span>  }</div>
<div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  q->nbytes -= <span class="keyword">sizeof</span>(q->msglen);</div>
<div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  <span class="comment">/* Get the message body. */</span></div>
<div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  outptr = q->msg;</div>
<div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  len = q->msglen;</div>
<div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  <span class="keywordflow">if</span> (q->out + q->msglen > q->depth) {</div>
<div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  <span class="comment">/* Handle wraparound. */</span></div>
<div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  <span class="keywordtype">size_t</span> len1 = q->depth - q->out;</div>
<div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  memcpy(outptr, q->data + q->out, len1);</div>
<div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  outptr += len1;</div>
<div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  len -= len1;</div>
<div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  q->nbytes -= len1;</div>
<div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  q->out = 0;</div>
<div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  }</div>
<div class="line"><a name="l00597"></a><span class="lineno"> 597</span>  memcpy(outptr, q->data + q->out, len);</div>
<div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  q->nbytes -= len;</div>
<div class="line"><a name="l00599"></a><span class="lineno"> 599</span>  q->out += len;</div>
<div class="line"><a name="l00600"></a><span class="lineno"> 600</span> </div>
<div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  <span class="comment">/* Signal the condition variable. */</span></div>
<div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  pthread_cond_signal(&q->cond);</div>
<div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  <span class="comment">/* Unlock the condition variable, we are done. */</span></div>
<div class="line"><a name="l00604"></a><span class="lineno"> 604</span>  pthread_mutex_unlock(&q->mtx);</div>
<div class="line"><a name="l00605"></a><span class="lineno"> 605</span>  <span class="keywordflow">if</span> (out_len)</div>
<div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  *out_len = q->msglen;</div>
<div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  <span class="keywordflow">return</span> q->msg;</div>
<div class="line"><a name="l00608"></a><span class="lineno"> 608</span> }</div>
<div class="line"><a name="l00609"></a><span class="lineno"> 609</span> </div>
<div class="line"><a name="l00610"></a><span class="lineno"> 610</span> <a class="code" href="structsbevent__s.html">sbevent_t</a> *</div>
<div class="line"><a name="l00611"></a><span class="lineno"><a class="line" href="sbthread_8c.html#ad6f018be06301acbfd2b41888ca1d345"> 611</a></span> <a class="code" href="sbthread_8c.html#ad6f018be06301acbfd2b41888ca1d345">sbevent_init</a>(<span class="keywordtype">void</span>)</div>
<div class="line"><a name="l00612"></a><span class="lineno"> 612</span> {</div>
<div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  <a class="code" href="structsbevent__s.html">sbevent_t</a> *evt;</div>
<div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  <span class="keywordtype">int</span> rv;</div>
<div class="line"><a name="l00615"></a><span class="lineno"> 615</span> </div>
<div class="line"><a name="l00616"></a><span class="lineno"> 616</span>  evt = <a class="code" href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e">ckd_calloc</a>(1, <span class="keyword">sizeof</span>(*evt));</div>
<div class="line"><a name="l00617"></a><span class="lineno"> 617</span>  <span class="keywordflow">if</span> ((rv = pthread_mutex_init(&evt->mtx, NULL)) != 0) {</div>
<div class="line"><a name="l00618"></a><span class="lineno"> 618</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Failed to initialize mutex: %d\n"</span>, rv);</div>
<div class="line"><a name="l00619"></a><span class="lineno"> 619</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(evt);</div>
<div class="line"><a name="l00620"></a><span class="lineno"> 620</span>  <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00621"></a><span class="lineno"> 621</span>  }</div>
<div class="line"><a name="l00622"></a><span class="lineno"> 622</span>  <span class="keywordflow">if</span> ((rv = pthread_cond_init(&evt->cond, NULL)) != 0) {</div>
<div class="line"><a name="l00623"></a><span class="lineno"> 623</span>  <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to initialize mutex: %d\n"</span>, rv);</div>
<div class="line"><a name="l00624"></a><span class="lineno"> 624</span>  pthread_mutex_destroy(&evt->mtx);</div>
<div class="line"><a name="l00625"></a><span class="lineno"> 625</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(evt);</div>
<div class="line"><a name="l00626"></a><span class="lineno"> 626</span>  <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00627"></a><span class="lineno"> 627</span>  }</div>
<div class="line"><a name="l00628"></a><span class="lineno"> 628</span>  <span class="keywordflow">return</span> evt;</div>
<div class="line"><a name="l00629"></a><span class="lineno"> 629</span> }</div>
<div class="line"><a name="l00630"></a><span class="lineno"> 630</span> </div>
<div class="line"><a name="l00631"></a><span class="lineno"> 631</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00632"></a><span class="lineno"><a class="line" href="sbthread_8c.html#abba6d18d863334a98eecbaf5ffe81ab1"> 632</a></span> <a class="code" href="sbthread_8c.html#abba6d18d863334a98eecbaf5ffe81ab1">sbevent_free</a>(<a class="code" href="structsbevent__s.html">sbevent_t</a> *evt)</div>
<div class="line"><a name="l00633"></a><span class="lineno"> 633</span> {</div>
<div class="line"><a name="l00634"></a><span class="lineno"> 634</span>  pthread_mutex_destroy(&evt->mtx);</div>
<div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  pthread_cond_destroy(&evt->cond);</div>
<div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(evt);</div>
<div class="line"><a name="l00637"></a><span class="lineno"> 637</span> }</div>
<div class="line"><a name="l00638"></a><span class="lineno"> 638</span> </div>
<div class="line"><a name="l00639"></a><span class="lineno"> 639</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00640"></a><span class="lineno"><a class="line" href="sbthread_8c.html#a89f88d25e27146dc7e4956211e69a6d5"> 640</a></span> <a class="code" href="sbthread_8c.html#a89f88d25e27146dc7e4956211e69a6d5">sbevent_signal</a>(<a class="code" href="structsbevent__s.html">sbevent_t</a> *evt)</div>
<div class="line"><a name="l00641"></a><span class="lineno"> 641</span> {</div>
<div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  <span class="keywordtype">int</span> rv;</div>
<div class="line"><a name="l00643"></a><span class="lineno"> 643</span> </div>
<div class="line"><a name="l00644"></a><span class="lineno"> 644</span>  pthread_mutex_lock(&evt->mtx);</div>
<div class="line"><a name="l00645"></a><span class="lineno"> 645</span>  evt->signalled = TRUE;</div>
<div class="line"><a name="l00646"></a><span class="lineno"> 646</span>  rv = pthread_cond_signal(&evt->cond);</div>
<div class="line"><a name="l00647"></a><span class="lineno"> 647</span>  pthread_mutex_unlock(&evt->mtx);</div>
<div class="line"><a name="l00648"></a><span class="lineno"> 648</span>  <span class="keywordflow">return</span> rv;</div>
<div class="line"><a name="l00649"></a><span class="lineno"> 649</span> }</div>
<div class="line"><a name="l00650"></a><span class="lineno"> 650</span> </div>
<div class="line"><a name="l00651"></a><span class="lineno"> 651</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00652"></a><span class="lineno"><a class="line" href="sbthread_8c.html#a9f48001ca75395a3b192902b37edd5e0"> 652</a></span> <a class="code" href="sbthread_8c.html#a9f48001ca75395a3b192902b37edd5e0">sbevent_wait</a>(<a class="code" href="structsbevent__s.html">sbevent_t</a> *evt, <span class="keywordtype">int</span> sec, <span class="keywordtype">int</span> nsec)</div>
<div class="line"><a name="l00653"></a><span class="lineno"> 653</span> {</div>
<div class="line"><a name="l00654"></a><span class="lineno"> 654</span>  <span class="keywordtype">int</span> rv = 0;</div>
<div class="line"><a name="l00655"></a><span class="lineno"> 655</span> </div>
<div class="line"><a name="l00656"></a><span class="lineno"> 656</span>  <span class="comment">/* Lock the mutex before we check its signalled state. */</span></div>
<div class="line"><a name="l00657"></a><span class="lineno"> 657</span>  pthread_mutex_lock(&evt->mtx);</div>
<div class="line"><a name="l00658"></a><span class="lineno"> 658</span>  <span class="comment">/* If it's not signalled, then wait until it is. */</span></div>
<div class="line"><a name="l00659"></a><span class="lineno"> 659</span>  <span class="keywordflow">if</span> (!evt->signalled)</div>
<div class="line"><a name="l00660"></a><span class="lineno"> 660</span>  rv = cond_timed_wait(&evt->cond, &evt->mtx, sec, nsec);</div>
<div class="line"><a name="l00661"></a><span class="lineno"> 661</span>  <span class="comment">/* Set its state to unsignalled if we were successful. */</span></div>
<div class="line"><a name="l00662"></a><span class="lineno"> 662</span>  <span class="keywordflow">if</span> (rv == 0)</div>
<div class="line"><a name="l00663"></a><span class="lineno"> 663</span>  evt->signalled = FALSE;</div>
<div class="line"><a name="l00664"></a><span class="lineno"> 664</span>  <span class="comment">/* And unlock its mutex. */</span></div>
<div class="line"><a name="l00665"></a><span class="lineno"> 665</span>  pthread_mutex_unlock(&evt->mtx);</div>
<div class="line"><a name="l00666"></a><span class="lineno"> 666</span> </div>
<div class="line"><a name="l00667"></a><span class="lineno"> 667</span>  <span class="keywordflow">return</span> rv;</div>
<div class="line"><a name="l00668"></a><span class="lineno"> 668</span> }</div>
<div class="line"><a name="l00669"></a><span class="lineno"> 669</span> </div>
<div class="line"><a name="l00670"></a><span class="lineno"> 670</span> <a class="code" href="structsbmtx__s.html">sbmtx_t</a> *</div>
<div class="line"><a name="l00671"></a><span class="lineno"><a class="line" href="sbthread_8c.html#a690fb21b06b7ef9f958a4a204bc04269"> 671</a></span> <a class="code" href="sbthread_8c.html#a690fb21b06b7ef9f958a4a204bc04269">sbmtx_init</a>(<span class="keywordtype">void</span>)</div>
<div class="line"><a name="l00672"></a><span class="lineno"> 672</span> {</div>
<div class="line"><a name="l00673"></a><span class="lineno"> 673</span>  <a class="code" href="structsbmtx__s.html">sbmtx_t</a> *mtx;</div>
<div class="line"><a name="l00674"></a><span class="lineno"> 674</span> </div>
<div class="line"><a name="l00675"></a><span class="lineno"> 675</span>  mtx = <a class="code" href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e">ckd_calloc</a>(1, <span class="keyword">sizeof</span>(*mtx));</div>
<div class="line"><a name="l00676"></a><span class="lineno"> 676</span>  <span class="keywordflow">if</span> (pthread_mutex_init(&mtx->mtx, NULL) != 0) {</div>
<div class="line"><a name="l00677"></a><span class="lineno"> 677</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(mtx);</div>
<div class="line"><a name="l00678"></a><span class="lineno"> 678</span>  <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00679"></a><span class="lineno"> 679</span>  }</div>
<div class="line"><a name="l00680"></a><span class="lineno"> 680</span>  <span class="keywordflow">return</span> mtx;</div>
<div class="line"><a name="l00681"></a><span class="lineno"> 681</span> }</div>
<div class="line"><a name="l00682"></a><span class="lineno"> 682</span> </div>
<div class="line"><a name="l00683"></a><span class="lineno"> 683</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00684"></a><span class="lineno"><a class="line" href="sbthread_8c.html#aaca10c92363d8979100c8fddeb783f9a"> 684</a></span> <a class="code" href="sbthread_8c.html#aaca10c92363d8979100c8fddeb783f9a">sbmtx_trylock</a>(<a class="code" href="structsbmtx__s.html">sbmtx_t</a> *mtx)</div>
<div class="line"><a name="l00685"></a><span class="lineno"> 685</span> {</div>
<div class="line"><a name="l00686"></a><span class="lineno"> 686</span>  <span class="keywordflow">return</span> pthread_mutex_trylock(&mtx->mtx);</div>
<div class="line"><a name="l00687"></a><span class="lineno"> 687</span> }</div>
<div class="line"><a name="l00688"></a><span class="lineno"> 688</span> </div>
<div class="line"><a name="l00689"></a><span class="lineno"> 689</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00690"></a><span class="lineno"><a class="line" href="sbthread_8c.html#a000d9d0610c6b91649edde95e3bafa6c"> 690</a></span> <a class="code" href="sbthread_8c.html#a000d9d0610c6b91649edde95e3bafa6c">sbmtx_lock</a>(<a class="code" href="structsbmtx__s.html">sbmtx_t</a> *mtx)</div>
<div class="line"><a name="l00691"></a><span class="lineno"> 691</span> {</div>
<div class="line"><a name="l00692"></a><span class="lineno"> 692</span>  <span class="keywordflow">return</span> pthread_mutex_lock(&mtx->mtx);</div>
<div class="line"><a name="l00693"></a><span class="lineno"> 693</span> }</div>
<div class="line"><a name="l00694"></a><span class="lineno"> 694</span> </div>
<div class="line"><a name="l00695"></a><span class="lineno"> 695</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00696"></a><span class="lineno"><a class="line" href="sbthread_8c.html#ab3fdc55976e2b0581e598bd20187ce3a"> 696</a></span> <a class="code" href="sbthread_8c.html#ab3fdc55976e2b0581e598bd20187ce3a">sbmtx_unlock</a>(<a class="code" href="structsbmtx__s.html">sbmtx_t</a> *mtx)</div>
<div class="line"><a name="l00697"></a><span class="lineno"> 697</span> {</div>
<div class="line"><a name="l00698"></a><span class="lineno"> 698</span>  <span class="keywordflow">return</span> pthread_mutex_unlock(&mtx->mtx);</div>
<div class="line"><a name="l00699"></a><span class="lineno"> 699</span> }</div>
<div class="line"><a name="l00700"></a><span class="lineno"> 700</span> </div>
<div class="line"><a name="l00701"></a><span class="lineno"> 701</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00702"></a><span class="lineno"><a class="line" href="sbthread_8c.html#af1f9eb876ca9fc93d6c548120af14197"> 702</a></span> <a class="code" href="sbthread_8c.html#af1f9eb876ca9fc93d6c548120af14197">sbmtx_free</a>(<a class="code" href="structsbmtx__s.html">sbmtx_t</a> *mtx)</div>
<div class="line"><a name="l00703"></a><span class="lineno"> 703</span> {</div>
<div class="line"><a name="l00704"></a><span class="lineno"> 704</span>  pthread_mutex_destroy(&mtx->mtx);</div>
<div class="line"><a name="l00705"></a><span class="lineno"> 705</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(mtx);</div>
<div class="line"><a name="l00706"></a><span class="lineno"> 706</span> }</div>
<div class="line"><a name="l00707"></a><span class="lineno"> 707</span> <span class="preprocessor">#endif </span><span class="comment">/* not WIN32 */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00708"></a><span class="lineno"> 708</span> </div>
<div class="line"><a name="l00709"></a><span class="lineno"> 709</span> <a class="code" href="structcmd__ln__t.html">cmd_ln_t</a> *</div>
<div class="line"><a name="l00710"></a><span class="lineno"><a class="line" href="sbthread_8c.html#a95c25385f31541c412a458deb9ee94e5"> 710</a></span> <a class="code" href="sbthread_8c.html#a95c25385f31541c412a458deb9ee94e5">sbthread_config</a>(<a class="code" href="structsbthread__s.html">sbthread_t</a> *th)</div>
<div class="line"><a name="l00711"></a><span class="lineno"> 711</span> {</div>
<div class="line"><a name="l00712"></a><span class="lineno"> 712</span>  <span class="keywordflow">return</span> th->config;</div>
<div class="line"><a name="l00713"></a><span class="lineno"> 713</span> }</div>
<div class="line"><a name="l00714"></a><span class="lineno"> 714</span> </div>
<div class="line"><a name="l00715"></a><span class="lineno"> 715</span> <span class="keywordtype">void</span> *</div>
<div class="line"><a name="l00716"></a><span class="lineno"><a class="line" href="sbthread_8c.html#a94e4cf2b756764e453b1469df79b3140"> 716</a></span> <a class="code" href="sbthread_8c.html#a94e4cf2b756764e453b1469df79b3140">sbthread_arg</a>(<a class="code" href="structsbthread__s.html">sbthread_t</a> *th)</div>
<div class="line"><a name="l00717"></a><span class="lineno"> 717</span> {</div>
<div class="line"><a name="l00718"></a><span class="lineno"> 718</span>  <span class="keywordflow">return</span> th->arg;</div>
<div class="line"><a name="l00719"></a><span class="lineno"> 719</span> }</div>
<div class="line"><a name="l00720"></a><span class="lineno"> 720</span> </div>
<div class="line"><a name="l00721"></a><span class="lineno"> 721</span> <a class="code" href="structsbmsgq__s.html">sbmsgq_t</a> *</div>
<div class="line"><a name="l00722"></a><span class="lineno"><a class="line" href="sbthread_8c.html#af13e76cf03ad458f48f9604ec4731bdc"> 722</a></span> <a class="code" href="sbthread_8c.html#af13e76cf03ad458f48f9604ec4731bdc">sbthread_msgq</a>(<a class="code" href="structsbthread__s.html">sbthread_t</a> *th)</div>
<div class="line"><a name="l00723"></a><span class="lineno"> 723</span> {</div>
<div class="line"><a name="l00724"></a><span class="lineno"> 724</span>  <span class="keywordflow">return</span> th->msgq;</div>
<div class="line"><a name="l00725"></a><span class="lineno"> 725</span> }</div>
<div class="line"><a name="l00726"></a><span class="lineno"> 726</span> </div>
<div class="line"><a name="l00727"></a><span class="lineno"> 727</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00728"></a><span class="lineno"><a class="line" href="sbthread_8c.html#afae533b302b310a828cf2eed1f2f5995"> 728</a></span> <a class="code" href="sbthread_8c.html#afae533b302b310a828cf2eed1f2f5995">sbthread_send</a>(<a class="code" href="structsbthread__s.html">sbthread_t</a> *th, <span class="keywordtype">size_t</span> len, <span class="keywordtype">void</span> <span class="keyword">const</span> *data)</div>
<div class="line"><a name="l00729"></a><span class="lineno"> 729</span> {</div>
<div class="line"><a name="l00730"></a><span class="lineno"> 730</span>  <span class="keywordflow">return</span> <a class="code" href="sbthread_8c.html#ae6c214bf1fab2f10cb51648b7e736698">sbmsgq_send</a>(th->msgq, len, data);</div>
<div class="line"><a name="l00731"></a><span class="lineno"> 731</span> }</div>
<div class="line"><a name="l00732"></a><span class="lineno"> 732</span> </div>
<div class="line"><a name="l00733"></a><span class="lineno"> 733</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00734"></a><span class="lineno"><a class="line" href="sbthread_8c.html#a2b80d955dab72ff602d9048551dc7489"> 734</a></span> <a class="code" href="sbthread_8c.html#a2b80d955dab72ff602d9048551dc7489">sbthread_free</a>(<a class="code" href="structsbthread__s.html">sbthread_t</a> *th)</div>
<div class="line"><a name="l00735"></a><span class="lineno"> 735</span> {</div>
<div class="line"><a name="l00736"></a><span class="lineno"> 736</span>  <a class="code" href="sbthread_8c.html#ad4cc725834be72ea986f80c4f4ecb24d">sbthread_wait</a>(th);</div>
<div class="line"><a name="l00737"></a><span class="lineno"> 737</span>  <a class="code" href="sbthread_8c.html#aa8483d06a1456207643abcfebc3b2e0a">sbmsgq_free</a>(th->msgq);</div>
<div class="line"><a name="l00738"></a><span class="lineno"> 738</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(th);</div>
<div class="line"><a name="l00739"></a><span class="lineno"> 739</span> }</div>
<div class="ttc" id="sbthread_8c_html_a5ef0a82190db1efc97e5921d2f822535"><div class="ttname"><a href="sbthread_8c.html#a5ef0a82190db1efc97e5921d2f822535">sbmsgq_wait</a></div><div class="ttdeci">void * sbmsgq_wait(sbmsgq_t *q, size_t *out_len, int sec, int nsec)</div><div class="ttdoc">Wait for a message from a queue. </div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8c_source.html#l00555">sbthread.c:555</a></div></div>
<div class="ttc" id="sbthread_8c_html_a0ba06f52feda5c218dc38373e930017c"><div class="ttname"><a href="sbthread_8c.html#a0ba06f52feda5c218dc38373e930017c">sbthread_start</a></div><div class="ttdeci">sbthread_t * sbthread_start(cmd_ln_t *config, sbthread_main func, void *arg)</div><div class="ttdoc">Start a new thread. </div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8c_source.html#l00406">sbthread.c:406</a></div></div>
<div class="ttc" id="sbthread_8c_html_ab3fdc55976e2b0581e598bd20187ce3a"><div class="ttname"><a href="sbthread_8c.html#ab3fdc55976e2b0581e598bd20187ce3a">sbmtx_unlock</a></div><div class="ttdeci">int sbmtx_unlock(sbmtx_t *mtx)</div><div class="ttdoc">Release a mutex. </div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8c_source.html#l00696">sbthread.c:696</a></div></div>
<div class="ttc" id="ckd__alloc_8h_html_aa00ef21903bc4f8a972488417adc8d2e"><div class="ttname"><a href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e">ckd_calloc</a></div><div class="ttdeci">#define ckd_calloc(n, sz)</div><div class="ttdoc">Macros to simplify the use of above functions. </div><div class="ttdef"><b>Definition:</b> <a href="ckd__alloc_8h_source.html#l00248">ckd_alloc.h:248</a></div></div>
<div class="ttc" id="sbthread_8c_html_a76852d201655b6f08ed6c35f6ebf8b4b"><div class="ttname"><a href="sbthread_8c.html#a76852d201655b6f08ed6c35f6ebf8b4b">sbmsgq_init</a></div><div class="ttdeci">sbmsgq_t * sbmsgq_init(size_t depth)</div><div class="ttdoc">Create a message queue. </div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8c_source.html#l00444">sbthread.c:444</a></div></div>
<div class="ttc" id="ckd__alloc_8h_html"><div class="ttname"><a href="ckd__alloc_8h.html">ckd_alloc.h</a></div><div class="ttdoc">Sphinx's memory allocation/deallocation routines. </div></div>
<div class="ttc" id="structsbmsgq__s_html"><div class="ttname"><a href="structsbmsgq__s.html">sbmsgq_s</a></div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8c_source.html#l00371">sbthread.c:371</a></div></div>
<div class="ttc" id="sbthread_8h_html_acb30b2ddcf70058f8bd38d68920be777"><div class="ttname"><a href="sbthread_8h.html#acb30b2ddcf70058f8bd38d68920be777">sbthread_main</a></div><div class="ttdeci">int(* sbthread_main)(sbthread_t *th)</div><div class="ttdoc">Entry point for a thread. </div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8h_source.html#l00082">sbthread.h:82</a></div></div>
<div class="ttc" id="sbthread_8c_html_a89f88d25e27146dc7e4956211e69a6d5"><div class="ttname"><a href="sbthread_8c.html#a89f88d25e27146dc7e4956211e69a6d5">sbevent_signal</a></div><div class="ttdeci">int sbevent_signal(sbevent_t *evt)</div><div class="ttdoc">Signal an event. </div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8c_source.html#l00640">sbthread.c:640</a></div></div>
<div class="ttc" id="sbthread_8c_html_a2b80d955dab72ff602d9048551dc7489"><div class="ttname"><a href="sbthread_8c.html#a2b80d955dab72ff602d9048551dc7489">sbthread_free</a></div><div class="ttdeci">void sbthread_free(sbthread_t *th)</div><div class="ttdoc">Free a thread object. </div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8c_source.html#l00734">sbthread.c:734</a></div></div>
<div class="ttc" id="sbthread_8c_html_afae533b302b310a828cf2eed1f2f5995"><div class="ttname"><a href="sbthread_8c.html#afae533b302b310a828cf2eed1f2f5995">sbthread_send</a></div><div class="ttdeci">int sbthread_send(sbthread_t *th, size_t len, void const *data)</div><div class="ttdoc">Send an asynchronous message to a thread. </div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8c_source.html#l00728">sbthread.c:728</a></div></div>
<div class="ttc" id="ckd__alloc_8h_html_a31c6b405558620ac37599737b5722fbf"><div class="ttname"><a href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a></div><div class="ttdeci">SPHINXBASE_EXPORT void ckd_free(void *ptr)</div><div class="ttdoc">Test and free a 1-D array. </div><div class="ttdef"><b>Definition:</b> <a href="ckd__alloc_8c_source.html#l00241">ckd_alloc.c:241</a></div></div>
<div class="ttc" id="sbthread_8c_html_a95c25385f31541c412a458deb9ee94e5"><div class="ttname"><a href="sbthread_8c.html#a95c25385f31541c412a458deb9ee94e5">sbthread_config</a></div><div class="ttdeci">cmd_ln_t * sbthread_config(sbthread_t *th)</div><div class="ttdoc">Get configuration object from a thread. </div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8c_source.html#l00710">sbthread.c:710</a></div></div>
<div class="ttc" id="sbthread_8c_html_aaca10c92363d8979100c8fddeb783f9a"><div class="ttname"><a href="sbthread_8c.html#aaca10c92363d8979100c8fddeb783f9a">sbmtx_trylock</a></div><div class="ttdeci">int sbmtx_trylock(sbmtx_t *mtx)</div><div class="ttdoc">Try to acquire a mutex. </div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8c_source.html#l00684">sbthread.c:684</a></div></div>
<div class="ttc" id="sbthread_8c_html_a690fb21b06b7ef9f958a4a204bc04269"><div class="ttname"><a href="sbthread_8c.html#a690fb21b06b7ef9f958a4a204bc04269">sbmtx_init</a></div><div class="ttdeci">sbmtx_t * sbmtx_init(void)</div><div class="ttdoc">Create a mutex. </div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8c_source.html#l00671">sbthread.c:671</a></div></div>
<div class="ttc" id="sbthread_8c_html_a94e4cf2b756764e453b1469df79b3140"><div class="ttname"><a href="sbthread_8c.html#a94e4cf2b756764e453b1469df79b3140">sbthread_arg</a></div><div class="ttdeci">void * sbthread_arg(sbthread_t *th)</div><div class="ttdoc">Get argument pointer from a thread. </div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8c_source.html#l00716">sbthread.c:716</a></div></div>
<div class="ttc" id="structsbthread__s_html"><div class="ttname"><a href="structsbthread__s.html">sbthread_s</a></div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8c_source.html#l00363">sbthread.c:363</a></div></div>
<div class="ttc" id="sbthread_8c_html_ae6c214bf1fab2f10cb51648b7e736698"><div class="ttname"><a href="sbthread_8c.html#ae6c214bf1fab2f10cb51648b7e736698">sbmsgq_send</a></div><div class="ttdeci">int sbmsgq_send(sbmsgq_t *q, size_t len, void const *data)</div><div class="ttdoc">Post a message to a queue. </div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8c_source.html#l00475">sbthread.c:475</a></div></div>
<div class="ttc" id="err_8h_html"><div class="ttname"><a href="err_8h.html">err.h</a></div><div class="ttdoc">Implementation of logging routines. </div></div>
<div class="ttc" id="structsbevent__s_html"><div class="ttname"><a href="structsbevent__s.html">sbevent_s</a></div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8c_source.html#l00385">sbthread.c:385</a></div></div>
<div class="ttc" id="structsbmtx__s_html"><div class="ttname"><a href="structsbmtx__s.html">sbmtx_s</a></div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8c_source.html#l00391">sbthread.c:391</a></div></div>
<div class="ttc" id="sbthread_8c_html_abba6d18d863334a98eecbaf5ffe81ab1"><div class="ttname"><a href="sbthread_8c.html#abba6d18d863334a98eecbaf5ffe81ab1">sbevent_free</a></div><div class="ttdeci">void sbevent_free(sbevent_t *evt)</div><div class="ttdoc">Free an event. </div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8c_source.html#l00632">sbthread.c:632</a></div></div>
<div class="ttc" id="structcmd__ln__t_html"><div class="ttname"><a href="structcmd__ln__t.html">cmd_ln_t</a></div><div class="ttdoc">Opaque structure used to hold the results of command-line parsing. </div></div>
<div class="ttc" id="err_8h_html_a5f7b2f58f5a663a6bdd51f197ae21993"><div class="ttname"><a href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a></div><div class="ttdeci">#define E_ERROR</div><div class="ttdoc">Print error message to standard error stream. </div><div class="ttdef"><b>Definition:</b> <a href="err_8h_source.html#l00169">err.h:169</a></div></div>
<div class="ttc" id="sbthread_8c_html_ad4cc725834be72ea986f80c4f4ecb24d"><div class="ttname"><a href="sbthread_8c.html#ad4cc725834be72ea986f80c4f4ecb24d">sbthread_wait</a></div><div class="ttdeci">int sbthread_wait(sbthread_t *th)</div><div class="ttdoc">Wait for a thread to complete. </div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8c_source.html#l00425">sbthread.c:425</a></div></div>
<div class="ttc" id="sbthread_8c_html_a9f48001ca75395a3b192902b37edd5e0"><div class="ttname"><a href="sbthread_8c.html#a9f48001ca75395a3b192902b37edd5e0">sbevent_wait</a></div><div class="ttdeci">int sbevent_wait(sbevent_t *evt, int sec, int nsec)</div><div class="ttdoc">Wait for an event to be signalled. </div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8c_source.html#l00652">sbthread.c:652</a></div></div>
<div class="ttc" id="sbthread_8c_html_af13e76cf03ad458f48f9604ec4731bdc"><div class="ttname"><a href="sbthread_8c.html#af13e76cf03ad458f48f9604ec4731bdc">sbthread_msgq</a></div><div class="ttdeci">sbmsgq_t * sbthread_msgq(sbthread_t *th)</div><div class="ttdoc">Get message queue from a thread. </div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8c_source.html#l00722">sbthread.c:722</a></div></div>
<div class="ttc" id="sbthread_8c_html_ad6f018be06301acbfd2b41888ca1d345"><div class="ttname"><a href="sbthread_8c.html#ad6f018be06301acbfd2b41888ca1d345">sbevent_init</a></div><div class="ttdeci">sbevent_t * sbevent_init(void)</div><div class="ttdoc">Initialize an event. </div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8c_source.html#l00611">sbthread.c:611</a></div></div>
<div class="ttc" id="sbthread_8c_html_a000d9d0610c6b91649edde95e3bafa6c"><div class="ttname"><a href="sbthread_8c.html#a000d9d0610c6b91649edde95e3bafa6c">sbmtx_lock</a></div><div class="ttdeci">int sbmtx_lock(sbmtx_t *mtx)</div><div class="ttdoc">Acquire a mutex. </div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8c_source.html#l00690">sbthread.c:690</a></div></div>
<div class="ttc" id="sbthread_8c_html_aa8483d06a1456207643abcfebc3b2e0a"><div class="ttname"><a href="sbthread_8c.html#aa8483d06a1456207643abcfebc3b2e0a">sbmsgq_free</a></div><div class="ttdeci">void sbmsgq_free(sbmsgq_t *msgq)</div><div class="ttdoc">Free a message queue. </div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8c_source.html#l00465">sbthread.c:465</a></div></div>
<div class="ttc" id="err_8h_html_a54ffbfe898d74595c586a1f48f32ef03"><div class="ttname"><a href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03">E_ERROR_SYSTEM</a></div><div class="ttdeci">#define E_ERROR_SYSTEM</div><div class="ttdoc">Print error text; Call perror("");. </div><div class="ttdef"><b>Definition:</b> <a href="err_8h_source.html#l00142">err.h:142</a></div></div>
<div class="ttc" id="sbthread_8h_html"><div class="ttname"><a href="sbthread_8h.html">sbthread.h</a></div><div class="ttdoc">Simple portable thread functions. </div></div>
<div class="ttc" id="sbthread_8c_html_af1f9eb876ca9fc93d6c548120af14197"><div class="ttname"><a href="sbthread_8c.html#af1f9eb876ca9fc93d6c548120af14197">sbmtx_free</a></div><div class="ttdeci">void sbmtx_free(sbmtx_t *mtx)</div><div class="ttdoc">Dispose of a mutex. </div><div class="ttdef"><b>Definition:</b> <a href="sbthread_8c_source.html#l00702">sbthread.c:702</a></div></div>
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