1 | /* |
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2 | * Copyright (c) 2014 embedded brains GmbH. All rights reserved. |
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3 | * |
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4 | * embedded brains GmbH |
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5 | * Dornierstr. 4 |
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6 | * 82178 Puchheim |
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7 | * Germany |
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8 | * <rtems@embedded-brains.de> |
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9 | * |
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10 | * The license and distribution terms for this file may be |
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11 | * found in the file LICENSE in this distribution or at |
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12 | * http://www.rtems.org/license/LICENSE. |
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13 | */ |
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14 | |
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15 | #ifdef HAVE_CONFIG_H |
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16 | #include "config.h" |
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17 | #endif |
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18 | |
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19 | #include <stdio.h> |
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20 | |
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21 | #include <rtems.h> |
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22 | #include <rtems/console.h> |
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23 | #include <rtems/imfs.h> |
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24 | #include <rtems/libcsupport.h> |
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25 | |
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26 | #include "tmacros.h" |
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27 | |
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28 | const char rtems_test_name[] = "NEWLIB 1"; |
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29 | |
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30 | static const char file_path[] = "/file"; |
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31 | |
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32 | typedef enum { |
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33 | INIT, |
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34 | OPEN, |
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35 | WRITTEN, |
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36 | CLOSED |
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37 | } test_state; |
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38 | |
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39 | typedef struct { |
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40 | rtems_id main_task_id; |
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41 | rtems_id worker_task_id; |
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42 | test_state current; |
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43 | } test_context; |
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44 | |
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45 | static test_context test_instance; |
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46 | |
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47 | static void wake_up_main(const test_context *ctx) |
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48 | { |
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49 | rtems_status_code sc; |
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50 | |
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51 | sc = rtems_event_transient_send(ctx->main_task_id); |
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52 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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53 | } |
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54 | |
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55 | static void wait(void) |
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56 | { |
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57 | rtems_status_code sc; |
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58 | |
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59 | sc = rtems_event_transient_receive(RTEMS_WAIT, RTEMS_NO_TIMEOUT); |
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60 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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61 | } |
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62 | |
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63 | static void worker_task(rtems_task_argument arg) |
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64 | { |
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65 | test_context *ctx = &test_instance; |
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66 | char buf[1] = { 'x' }; |
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67 | size_t n; |
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68 | |
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69 | stdout = fopen(&file_path[0], "r+"); |
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70 | rtems_test_assert(stdout != NULL); |
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71 | |
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72 | n = fwrite(&buf[0], sizeof(buf), 1, stdout); |
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73 | rtems_test_assert(n == 1); |
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74 | |
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75 | rtems_test_assert(ctx->current == OPEN); |
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76 | |
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77 | wake_up_main(ctx); |
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78 | |
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79 | rtems_test_assert(0); |
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80 | } |
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81 | |
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82 | static int handler_open( |
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83 | rtems_libio_t *iop, |
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84 | const char *path, |
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85 | int oflag, |
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86 | mode_t mode |
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87 | ) |
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88 | { |
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89 | test_context *ctx = &test_instance; |
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90 | |
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91 | rtems_test_assert(ctx->current == INIT); |
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92 | ctx->current = OPEN; |
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93 | |
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94 | return 0; |
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95 | } |
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96 | |
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97 | static int handler_close( |
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98 | rtems_libio_t *iop |
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99 | ) |
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100 | { |
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101 | test_context *ctx = &test_instance; |
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102 | |
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103 | rtems_test_assert(ctx->current == WRITTEN); |
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104 | ctx->current = CLOSED; |
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105 | |
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106 | return 0; |
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107 | } |
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108 | |
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109 | static ssize_t handler_read( |
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110 | rtems_libio_t *iop, |
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111 | void *buffer, |
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112 | size_t count |
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113 | ) |
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114 | { |
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115 | rtems_test_assert(0); |
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116 | |
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117 | return 0; |
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118 | } |
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119 | |
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120 | static ssize_t handler_write( |
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121 | rtems_libio_t *iop, |
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122 | const void *buffer, |
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123 | size_t count |
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124 | ) |
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125 | { |
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126 | test_context *ctx = &test_instance; |
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127 | |
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128 | rtems_test_assert(ctx->current == OPEN); |
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129 | ctx->current = WRITTEN; |
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130 | |
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131 | iop->offset += count; |
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132 | |
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133 | return (ssize_t) count; |
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134 | } |
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135 | |
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136 | static int handler_ioctl( |
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137 | rtems_libio_t *iop, |
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138 | ioctl_command_t request, |
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139 | void *buffer |
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140 | ) |
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141 | { |
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142 | rtems_test_assert(0); |
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143 | |
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144 | return 0; |
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145 | } |
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146 | |
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147 | static off_t handler_lseek( |
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148 | rtems_libio_t *iop, |
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149 | off_t length, |
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150 | int whence |
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151 | ) |
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152 | { |
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153 | rtems_test_assert(0); |
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154 | |
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155 | return 0; |
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156 | } |
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157 | |
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158 | static int handler_ftruncate( |
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159 | rtems_libio_t *iop, |
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160 | off_t length |
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161 | ) |
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162 | { |
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163 | rtems_test_assert(0); |
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164 | |
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165 | return 0; |
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166 | } |
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167 | |
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168 | static int handler_fsync( |
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169 | rtems_libio_t *iop |
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170 | ) |
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171 | { |
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172 | rtems_test_assert(0); |
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173 | |
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174 | return 0; |
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175 | } |
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176 | |
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177 | static int handler_fdatasync( |
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178 | rtems_libio_t *iop |
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179 | ) |
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180 | { |
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181 | rtems_test_assert(0); |
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182 | |
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183 | return 0; |
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184 | } |
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185 | |
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186 | static int handler_fcntl( |
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187 | rtems_libio_t *iop, |
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188 | int cmd |
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189 | ) |
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190 | { |
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191 | rtems_test_assert(0); |
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192 | |
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193 | return 0; |
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194 | } |
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195 | |
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196 | static ssize_t handler_readv( |
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197 | rtems_libio_t *iop, |
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198 | const struct iovec *iov, |
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199 | int iovcnt, |
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200 | ssize_t total |
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201 | ) |
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202 | { |
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203 | rtems_test_assert(0); |
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204 | |
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205 | return 0; |
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206 | } |
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207 | |
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208 | static ssize_t handler_writev( |
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209 | rtems_libio_t *iop, |
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210 | const struct iovec *iov, |
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211 | int iovcnt, |
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212 | ssize_t total |
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213 | ) |
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214 | { |
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215 | rtems_test_assert(0); |
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216 | |
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217 | return 0; |
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218 | } |
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219 | |
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220 | static const rtems_filesystem_file_handlers_r node_handlers = { |
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221 | .open_h = handler_open, |
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222 | .close_h = handler_close, |
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223 | .read_h = handler_read, |
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224 | .write_h = handler_write, |
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225 | .ioctl_h = handler_ioctl, |
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226 | .lseek_h = handler_lseek, |
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227 | .fstat_h = rtems_filesystem_default_fstat, |
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228 | .ftruncate_h = handler_ftruncate, |
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229 | .fsync_h = handler_fsync, |
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230 | .fdatasync_h = handler_fdatasync, |
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231 | .fcntl_h = handler_fcntl, |
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232 | .readv_h = handler_readv, |
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233 | .writev_h = handler_writev |
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234 | }; |
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235 | |
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236 | static const IMFS_node_control node_control = IMFS_GENERIC_INITIALIZER( |
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237 | &node_handlers, |
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238 | IMFS_node_initialize_default, |
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239 | IMFS_node_destroy_default |
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240 | ); |
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241 | |
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242 | static void test(void) |
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243 | { |
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244 | test_context *ctx = &test_instance; |
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245 | rtems_status_code sc; |
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246 | int rv; |
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247 | rtems_resource_snapshot snapshot; |
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248 | FILE *file; |
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249 | |
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250 | ctx->main_task_id = rtems_task_self(); |
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251 | |
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252 | /* Fill dynamic file pool in Newlib _GLOBAL_REENT */ |
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253 | file = fopen(CONSOLE_DEVICE_NAME, "r+"); |
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254 | rtems_test_assert(file != NULL); |
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255 | rv = fclose(file); |
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256 | rtems_test_assert(rv == 0); |
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257 | |
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258 | rtems_resource_snapshot_take(&snapshot); |
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259 | |
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260 | rv = IMFS_make_generic_node( |
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261 | &file_path[0], |
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262 | S_IFCHR | S_IRWXU | S_IRWXG | S_IRWXO, |
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263 | &node_control, |
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264 | NULL |
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265 | ); |
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266 | rtems_test_assert(rv == 0); |
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267 | |
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268 | sc = rtems_task_create( |
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269 | rtems_build_name('W', 'O', 'R', 'K'), |
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270 | 2, |
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271 | RTEMS_MINIMUM_STACK_SIZE, |
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272 | RTEMS_DEFAULT_MODES, |
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273 | RTEMS_DEFAULT_ATTRIBUTES, |
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274 | &ctx->worker_task_id |
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275 | ); |
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276 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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277 | |
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278 | sc = rtems_task_start(ctx->worker_task_id, worker_task, 0); |
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279 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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280 | |
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281 | wait(); |
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282 | |
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283 | sc = rtems_task_delete(ctx->worker_task_id); |
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284 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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285 | |
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286 | rv = unlink(&file_path[0]); |
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287 | rtems_test_assert(rv == 0); |
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288 | |
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289 | rtems_test_assert(rtems_resource_snapshot_check(&snapshot)); |
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290 | } |
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291 | |
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292 | static void Init(rtems_task_argument arg) |
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293 | { |
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294 | TEST_BEGIN(); |
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295 | |
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296 | test(); |
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297 | |
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298 | TEST_END(); |
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299 | rtems_test_exit(0); |
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300 | } |
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301 | |
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302 | #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER |
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303 | #define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER |
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304 | |
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305 | #define CONFIGURE_LIBIO_MAXIMUM_FILE_DESCRIPTORS 4 |
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306 | |
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307 | #define CONFIGURE_MAXIMUM_TASKS 2 |
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308 | |
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309 | #define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION |
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310 | |
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311 | #define CONFIGURE_RTEMS_INIT_TASKS_TABLE |
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312 | |
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313 | #define CONFIGURE_INIT |
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314 | |
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315 | #include <rtems/confdefs.h> |
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