1 | /* |
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2 | * COPYRIGHT (c) 1989-2012. |
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3 | * On-Line Applications Research Corporation (OAR). |
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4 | * |
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5 | * The license and distribution terms for this file may be |
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6 | * found in the file LICENSE in this distribution or at |
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7 | * http://www.rtems.com/license/LICENSE. |
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8 | */ |
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9 | |
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10 | #ifdef HAVE_CONFIG_H |
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11 | #include "config.h" |
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12 | #endif |
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13 | |
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14 | #include <tmacros.h> |
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15 | #include <rtems/chain.h> |
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16 | |
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17 | /* forward declarations to avoid warnings */ |
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18 | rtems_task Init(rtems_task_argument argument); |
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19 | |
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20 | #define EVENT RTEMS_EVENT_13 |
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21 | #define TIMEOUT 1 |
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22 | |
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23 | typedef struct { |
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24 | rtems_chain_node Node; |
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25 | int id; |
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26 | } test_node; |
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27 | |
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28 | static void test_chain_control_initializer(void) |
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29 | { |
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30 | rtems_chain_control chain = RTEMS_CHAIN_INITIALIZER_EMPTY( chain ); |
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31 | puts( "INIT - Verify rtems_chain_control initializer" ); |
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32 | rtems_test_assert( rtems_chain_is_empty( &chain ) ); |
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33 | } |
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34 | |
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35 | static void test_chain_control_layout(void) |
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36 | { |
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37 | rtems_chain_control chain; |
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38 | puts( "INIT - Verify rtems_chain_control layout" ); |
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39 | rtems_test_assert( |
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40 | sizeof(rtems_chain_control) |
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41 | == sizeof(rtems_chain_node) + sizeof(rtems_chain_node *) |
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42 | ); |
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43 | rtems_test_assert( |
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44 | sizeof(rtems_chain_control) |
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45 | == 3 * sizeof(rtems_chain_node *) |
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46 | ); |
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47 | rtems_test_assert( &chain.Head.Node.previous == &chain.Tail.Node.next ); |
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48 | } |
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49 | |
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50 | static void test_chain_get_with_wait(void) |
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51 | { |
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52 | rtems_status_code sc = RTEMS_SUCCESSFUL; |
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53 | rtems_chain_control chain; |
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54 | rtems_chain_node *p = (rtems_chain_node *) 1; |
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55 | |
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56 | puts( "INIT - Verify rtems_chain_get_with_wait" ); |
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57 | rtems_chain_initialize_empty( &chain ); |
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58 | sc = rtems_chain_get_with_wait( &chain, EVENT, TIMEOUT, &p ); |
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59 | rtems_test_assert( sc == RTEMS_TIMEOUT ); |
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60 | rtems_test_assert( p == NULL ); |
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61 | } |
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62 | |
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63 | static void test_chain_first_and_last(void) |
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64 | { |
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65 | rtems_chain_control chain; |
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66 | rtems_chain_node node1, node2; |
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67 | rtems_chain_node *cnode; |
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68 | |
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69 | rtems_chain_initialize_empty( &chain ); |
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70 | rtems_chain_append( &chain, &node1 ); |
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71 | rtems_chain_insert( &node1, &node2 ); |
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72 | |
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73 | puts( "INIT - Verify rtems_chain_is_first" ); |
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74 | cnode = rtems_chain_first(&chain); |
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75 | rtems_test_assert( rtems_chain_is_first( cnode ) ); |
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76 | |
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77 | puts( "INIT - Verify rtems_chain_is_last" ); |
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78 | cnode = rtems_chain_last(&chain); |
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79 | rtems_test_assert( rtems_chain_is_last( cnode ) ); |
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80 | } |
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81 | |
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82 | static void test_chain_with_notification(void) |
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83 | { |
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84 | rtems_status_code sc = RTEMS_SUCCESSFUL; |
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85 | rtems_chain_control chain; |
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86 | rtems_chain_node a; |
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87 | rtems_chain_node b; |
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88 | rtems_chain_node *p = (rtems_chain_node *) 1; |
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89 | rtems_event_set out = 0; |
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90 | |
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91 | puts( "INIT - Verify rtems_chain_append_with_notification" ); |
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92 | rtems_chain_initialize_empty( &chain ); |
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93 | sc = rtems_chain_append_with_notification( |
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94 | &chain, |
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95 | &a, |
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96 | rtems_task_self(), |
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97 | EVENT |
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98 | ); |
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99 | rtems_test_assert( sc == RTEMS_SUCCESSFUL ); |
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100 | sc = rtems_chain_get_with_wait( &chain, EVENT, TIMEOUT, &p ); |
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101 | rtems_test_assert( sc == RTEMS_SUCCESSFUL ); |
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102 | rtems_test_assert( p == &a ); |
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103 | |
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104 | rtems_chain_initialize_empty( &chain ); |
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105 | |
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106 | rtems_chain_append( &chain, &b ); |
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107 | sc = rtems_chain_append_with_notification( |
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108 | &chain, |
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109 | &a, |
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110 | rtems_task_self(), |
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111 | EVENT |
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112 | ); |
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113 | rtems_test_assert( sc == RTEMS_SUCCESSFUL ); |
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114 | rtems_test_assert( p == &a ); |
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115 | |
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116 | puts( "INIT - Verify rtems_chain_prepend_with_notification" ); |
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117 | rtems_chain_initialize_empty( &chain ); |
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118 | sc = rtems_chain_prepend_with_notification( |
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119 | &chain, |
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120 | &a, |
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121 | rtems_task_self(), |
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122 | EVENT |
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123 | ); |
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124 | rtems_test_assert( sc == RTEMS_SUCCESSFUL ); |
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125 | sc = rtems_chain_get_with_wait( &chain, EVENT, TIMEOUT, &p ); |
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126 | rtems_test_assert( sc == RTEMS_SUCCESSFUL ); |
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127 | rtems_test_assert( p == &a ); |
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128 | |
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129 | rtems_chain_prepend( &chain, &b ); |
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130 | sc = rtems_chain_prepend_with_notification( |
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131 | &chain, |
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132 | &a, |
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133 | rtems_task_self(), |
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134 | EVENT |
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135 | ); |
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136 | rtems_test_assert( sc == RTEMS_SUCCESSFUL ); |
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137 | rtems_test_assert( p == &a ); |
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138 | |
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139 | puts( "INIT - Verify rtems_chain_get_with_notification" ); |
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140 | rtems_chain_initialize_empty( &chain ); |
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141 | |
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142 | rtems_chain_append( &chain, &b ); |
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143 | rtems_chain_append( &chain, &a ); |
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144 | |
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145 | sc = rtems_chain_get_with_notification(&chain, rtems_task_self(), EVENT, &p); |
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146 | rtems_test_assert( sc == RTEMS_SUCCESSFUL ); |
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147 | rtems_test_assert( p == &b ); |
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148 | |
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149 | sc = rtems_chain_get_with_notification(&chain, rtems_task_self(), EVENT, &p); |
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150 | rtems_test_assert( sc == RTEMS_SUCCESSFUL ); |
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151 | rtems_test_assert( p == &a ); |
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152 | sc = rtems_event_receive( |
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153 | EVENT, |
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154 | RTEMS_EVENT_ALL | RTEMS_WAIT, |
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155 | TIMEOUT, |
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156 | &out |
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157 | ); |
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158 | rtems_test_assert( sc == RTEMS_SUCCESSFUL ); |
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159 | rtems_test_assert( out == EVENT ); |
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160 | } |
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161 | |
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162 | static void test_chain_with_empty_check(void) |
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163 | { |
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164 | rtems_chain_control chain; |
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165 | rtems_chain_node a; |
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166 | rtems_chain_node b; |
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167 | rtems_chain_node *p; |
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168 | bool empty; |
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169 | |
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170 | puts( "INIT - Verify rtems_chain_append_with_empty_check" ); |
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171 | rtems_chain_initialize_empty( &chain ); |
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172 | empty = rtems_chain_append_with_empty_check( &chain, &a ); |
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173 | rtems_test_assert( empty ); |
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174 | empty = rtems_chain_append_with_empty_check( &chain, &a ); |
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175 | rtems_test_assert( !empty ); |
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176 | |
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177 | puts( "INIT - Verify rtems_chain_prepend_with_empty_check" ); |
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178 | rtems_chain_initialize_empty( &chain ); |
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179 | empty = rtems_chain_prepend_with_empty_check( &chain, &a ); |
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180 | rtems_test_assert( empty ); |
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181 | empty = rtems_chain_prepend_with_empty_check( &chain, &a ); |
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182 | rtems_test_assert( !empty ); |
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183 | empty = rtems_chain_prepend_with_empty_check( &chain, &b ); |
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184 | rtems_test_assert( !empty ); |
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185 | |
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186 | puts( "INIT - Verify rtems_chain_get_with_empty_check" ); |
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187 | rtems_chain_initialize_empty( &chain ); |
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188 | empty = rtems_chain_get_with_empty_check( &chain, &p ); |
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189 | rtems_test_assert( empty ); |
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190 | |
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191 | rtems_chain_append( &chain, &a ); |
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192 | rtems_chain_append( &chain, &b ); |
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193 | empty = rtems_chain_get_with_empty_check( &chain, &p ); |
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194 | rtems_test_assert( !empty ); |
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195 | rtems_test_assert( p == &a ); |
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196 | empty = rtems_chain_get_with_empty_check( &chain, &p ); |
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197 | rtems_test_assert( empty ); |
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198 | rtems_test_assert( p == &b ); |
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199 | } |
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200 | |
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201 | static void test_chain_node_count(void) |
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202 | { |
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203 | rtems_chain_control chain; |
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204 | rtems_chain_node nodes[3]; |
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205 | size_t count; |
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206 | size_t i; |
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207 | |
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208 | puts( "INIT - Verify rtems_chain_node_count_unprotected" ); |
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209 | |
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210 | rtems_chain_initialize_empty( &chain ); |
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211 | count = rtems_chain_node_count_unprotected( &chain ); |
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212 | rtems_test_assert( count == 0 ); |
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213 | |
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214 | for (i = 0; i < RTEMS_ARRAY_SIZE( nodes ); ++i) { |
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215 | rtems_chain_append_unprotected( &chain, &nodes[i] ); |
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216 | count = rtems_chain_node_count_unprotected( &chain ); |
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217 | rtems_test_assert( count == i + 1 ); |
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218 | } |
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219 | } |
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220 | |
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221 | rtems_task Init( |
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222 | rtems_task_argument ignored |
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223 | ) |
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224 | { |
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225 | rtems_chain_control chain1; |
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226 | rtems_chain_node *p; |
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227 | test_node node1, node2; |
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228 | int id; |
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229 | |
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230 | puts( "\n\n*** TEST OF RTEMS CHAIN API ***" ); |
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231 | |
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232 | puts( "Init - Initialize chain empty" ); |
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233 | rtems_chain_initialize_empty( &chain1 ); |
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234 | |
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235 | /* verify that the chain append and insert work */ |
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236 | puts( "INIT - Verify rtems_chain_insert" ); |
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237 | node1.id = 1; |
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238 | node2.id = 2; |
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239 | rtems_chain_append( &chain1, &node1.Node ); |
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240 | rtems_chain_insert( &node1.Node, &node2.Node ); |
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241 | |
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242 | for ( p = rtems_chain_first(&chain1), id = 1 ; |
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243 | !rtems_chain_is_tail(&chain1, p) ; |
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244 | p = p->next , id++ ) { |
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245 | test_node *t = (test_node *)p; |
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246 | if ( id > 2 ) { |
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247 | puts( "INIT - TOO MANY NODES ON CHAIN" ); |
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248 | rtems_test_exit(0); |
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249 | } |
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250 | if ( t->id != id ) { |
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251 | puts( "INIT - ERROR ON CHAIN ID MISMATCH" ); |
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252 | rtems_test_exit(0); |
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253 | } |
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254 | } |
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255 | |
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256 | test_chain_first_and_last(); |
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257 | test_chain_with_empty_check(); |
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258 | test_chain_with_notification(); |
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259 | test_chain_get_with_wait(); |
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260 | test_chain_control_layout(); |
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261 | test_chain_control_initializer(); |
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262 | test_chain_node_count(); |
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263 | |
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264 | puts( "*** END OF RTEMS CHAIN API TEST ***" ); |
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265 | rtems_test_exit(0); |
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266 | } |
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267 | |
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268 | /* configuration information */ |
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269 | |
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270 | #define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER |
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271 | #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER |
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272 | |
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273 | #define CONFIGURE_RTEMS_INIT_TASKS_TABLE |
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274 | #define CONFIGURE_MAXIMUM_TASKS 1 |
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275 | |
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276 | #define CONFIGURE_INIT |
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277 | #include <rtems/confdefs.h> |
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278 | |
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279 | /* global variables */ |
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