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1 /* |
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2 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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15 * |
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16 */ |
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17 #undef G_DISABLE_ASSERT |
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18 #undef G_LOG_DOMAIN |
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19 |
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20 #include <errno.h> |
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21 #include <stdlib.h> |
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22 #include <unistd.h> |
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23 #include <stdio.h> |
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24 #include <sys/time.h> |
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25 #include <sys/resource.h> |
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26 |
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27 #include <glib.h> |
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28 |
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29 #ifdef SYMBIAN |
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30 #include <glib_global.h> |
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31 #include "mrt2_glib2_test.h" |
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32 #endif /*SYMBIAN*/ |
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33 |
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34 |
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35 static int n_children = 4; |
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36 static int n_active_children; |
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37 static int n_iters = 5; |
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38 static GMainLoop *loop; |
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39 |
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40 static void |
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41 io_pipe (GIOChannel **channels) |
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42 { |
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43 int fds[2]; |
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44 |
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45 if (pipe(fds) < 0) |
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46 { |
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47 g_print ("Cannot create pipe %s\n", g_strerror (errno)); |
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48 g_assert(FALSE && "timeloop failed"); |
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49 |
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50 #ifdef SYMBIAN |
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51 testResultXml("timeloop"); |
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52 #endif /* EMULATOR */ |
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53 exit (1); |
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54 } |
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55 |
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56 channels[0] = g_io_channel_unix_new (fds[0]); |
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57 channels[1] = g_io_channel_unix_new (fds[1]); |
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58 } |
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59 |
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60 static gboolean |
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61 read_all (GIOChannel *channel, char *buf, int len) |
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62 { |
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63 gsize bytes_read = 0; |
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64 gsize count; |
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65 GIOError err; |
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66 |
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67 while (bytes_read < len) |
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68 { |
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69 err = g_io_channel_read (channel, buf + bytes_read, len - bytes_read, &count); |
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70 if (err) |
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71 { |
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72 if (err != G_IO_ERROR_AGAIN) |
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73 { |
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74 g_assert(FALSE && "timeloop failed"); |
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75 return FALSE; |
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76 } |
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77 } |
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78 else if (count == 0) |
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79 return FALSE; |
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80 |
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81 bytes_read += count; |
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82 } |
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83 |
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84 return TRUE; |
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85 } |
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86 |
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87 static gboolean |
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88 write_all (GIOChannel *channel, char *buf, int len) |
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89 { |
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90 gsize bytes_written = 0; |
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91 gsize count; |
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92 GIOError err; |
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93 |
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94 while (bytes_written < len) |
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95 { |
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96 err = g_io_channel_write (channel, buf + bytes_written, len - bytes_written, &count); |
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97 if (err && err != G_IO_ERROR_AGAIN) |
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98 return FALSE; |
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99 |
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100 bytes_written += count; |
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101 } |
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102 |
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103 return TRUE; |
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104 } |
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105 |
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106 gpointer |
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107 run_child (gpointer data) |
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108 { |
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109 int i; |
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110 int val = 1; |
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111 GIOChannel *in_channel,*out_channel; |
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112 GTimer *timer = g_timer_new(); |
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113 |
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114 GIOChannel **channels = data; |
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115 |
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116 in_channel = channels[0]; |
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117 out_channel = channels[1]; |
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118 |
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119 for (i = 0; i < n_iters; i++) |
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120 { |
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121 write_all (out_channel, (char *)&val, sizeof (val)); |
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122 read_all (in_channel, (char *)&val, sizeof (val)); |
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123 } |
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124 |
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125 val = 0; |
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126 write_all (out_channel, (char *)&val, sizeof (val)); |
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127 |
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128 val = g_timer_elapsed (timer, NULL) * 1000; |
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129 |
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130 write_all (out_channel, (char *)&val, sizeof (val)); |
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131 g_timer_destroy (timer); |
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132 |
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133 return NULL; |
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134 } |
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135 |
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136 static gboolean |
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137 input_callback (GIOChannel *source, |
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138 GIOCondition condition, |
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139 gpointer data) |
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140 { |
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141 int val; |
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142 GIOChannel *dest = (GIOChannel *)data; |
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143 |
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144 if (!read_all (source, (char *)&val, sizeof(val))) |
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145 { |
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146 g_print("Unexpected EOF\n"); |
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147 g_assert(FALSE && "timeloop failed"); |
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148 #ifdef SYMBIAN |
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149 testResultXml("timeloop"); |
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150 #endif /* EMULATOR */ |
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151 exit (1); |
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152 } |
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153 |
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154 if (val) |
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155 { |
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156 write_all (dest, (char *)&val, sizeof(val)); |
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157 |
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158 return TRUE; |
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159 } |
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160 else |
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161 { |
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162 g_io_channel_close (source); |
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163 g_io_channel_close (dest); |
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164 |
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165 g_io_channel_unref (source); |
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166 g_io_channel_unref (dest); |
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167 |
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168 n_active_children--; |
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169 if (n_active_children == 0) |
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170 g_main_loop_quit (loop); |
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171 |
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172 return FALSE; |
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173 } |
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174 } |
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175 |
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176 static void |
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177 create_child (void) |
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178 { |
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179 GError *err = NULL; |
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180 GIOChannel *in_channels[2]; |
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181 GIOChannel *out_channels[2]; |
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182 |
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183 GIOChannel **sub_channels; |
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184 |
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185 sub_channels = g_new (GIOChannel *, 2); |
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186 |
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187 io_pipe (in_channels); |
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188 io_pipe (out_channels); |
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189 |
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190 sub_channels[0] = in_channels[0]; |
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191 sub_channels[1] = out_channels[1]; |
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192 |
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193 g_io_add_watch (out_channels[0], G_IO_IN | G_IO_HUP, |
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194 input_callback, in_channels[1]); |
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195 |
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196 g_thread_create(run_child,sub_channels,FALSE,&err); |
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197 } |
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198 |
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199 int |
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200 main (int argc, char **argv) |
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201 { |
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202 int i; |
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203 |
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204 #ifdef SYMBIAN |
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205 g_log_set_handler (NULL, G_LOG_FLAG_FATAL| G_LOG_FLAG_RECURSION | G_LOG_LEVEL_CRITICAL | G_LOG_LEVEL_WARNING | G_LOG_LEVEL_MESSAGE | G_LOG_LEVEL_INFO | G_LOG_LEVEL_DEBUG, &mrtLogHandler, NULL); |
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206 #endif /*SYMBIAN*/ |
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207 |
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208 g_thread_init(NULL); |
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209 |
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210 if (argc > 1) |
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211 n_children = atoi(argv[1]); |
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212 |
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213 if (argc > 2) |
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214 n_iters = atoi(argv[2]); |
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215 |
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216 //printf ("Children: %d Iters: %d\n", n_children, n_iters); |
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217 |
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218 n_active_children = n_children; |
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219 for (i = 0; i < n_children; i++) |
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220 create_child (); |
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221 |
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222 loop = g_main_loop_new (NULL, FALSE); |
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223 |
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224 g_assert(loop != NULL); |
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225 |
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226 g_main_loop_run (loop); |
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227 #ifdef SYMBIAN |
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228 testResultXml("timeloop"); |
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229 #endif /* EMULATOR */ |
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230 return 0; |
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231 } |