1 | /* object.inl |
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2 | * |
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3 | * This include file contains the macro implementation of all |
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4 | * of the inlined routines in the Object Handler. |
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5 | * |
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6 | * COPYRIGHT (c) 1989-1999. |
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7 | * On-Line Applications Research Corporation (OAR). |
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8 | * |
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9 | * The license and distribution terms for this file may be |
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10 | * found in the file LICENSE in this distribution or at |
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11 | * http://www.OARcorp.com/rtems/license.html. |
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12 | * |
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13 | * $Id$ |
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14 | */ |
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15 | |
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16 | #ifndef __OBJECTS_inl |
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17 | #define __OBJECTS_inl |
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18 | |
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19 | /*PAGE |
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20 | * |
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21 | * _Objects_Build_id |
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22 | * |
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23 | */ |
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24 | |
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25 | #define _Objects_Build_id( _the_class, _node, _index ) \ |
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26 | ( ((_the_class) << OBJECTS_CLASS_START_BIT) | \ |
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27 | ((_node) << OBJECTS_NODE_START_BIT) | \ |
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28 | ((_index) << OBJECTS_INDEX_START_BIT) ) |
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29 | |
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30 | /*PAGE |
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31 | * |
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32 | * _Objects_Get_class |
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33 | */ |
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34 | |
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35 | #define _Objects_Get_class( _id ) \ |
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36 | (Objects_Classes) \ |
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37 | (((_id) >> OBJECTS_CLASS_START_BIT) & OBJECTS_CLASS_VALID_BITS) |
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38 | |
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39 | /*PAGE |
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40 | * |
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41 | * _Objects_Get_node |
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42 | * |
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43 | */ |
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44 | |
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45 | #define _Objects_Get_node( _id ) \ |
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46 | (((_id) >> OBJECTS_NODE_START_BIT) & OBJECTS_NODE_VALID_BITS) |
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47 | |
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48 | /*PAGE |
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49 | * |
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50 | * _Objects_Get_index |
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51 | * |
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52 | */ |
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53 | |
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54 | #define _Objects_Get_index( _id ) \ |
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55 | (((_id) >> OBJECTS_INDEX_START_BIT) & OBJECTS_INDEX_VALID_BITS) |
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56 | |
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57 | /*PAGE |
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58 | * |
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59 | * _Objects_Is_class_valid |
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60 | * |
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61 | */ |
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62 | |
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63 | #define _Objects_Is_class_valid( _the_class ) \ |
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64 | ( (_the_class) && (_the_class) <= OBJECTS_CLASSES_LAST ) |
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65 | |
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66 | /*PAGE |
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67 | * |
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68 | * _Objects_Is_local_node |
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69 | * |
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70 | */ |
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71 | |
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72 | #define _Objects_Is_local_node( _node ) \ |
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73 | ( (_node) == _Objects_Local_node ) |
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74 | |
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75 | /*PAGE |
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76 | * |
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77 | * _Objects_Is_local_id |
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78 | * |
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79 | */ |
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80 | |
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81 | #define _Objects_Is_local_id( _id ) \ |
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82 | _Objects_Is_local_node( _Objects_Get_node(_id) ) |
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83 | |
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84 | /*PAGE |
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85 | * |
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86 | * _Objects_Are_ids_equal |
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87 | * |
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88 | */ |
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89 | |
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90 | #define _Objects_Are_ids_equal( _left, _right ) \ |
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91 | ( (_left) == (_right) ) |
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92 | |
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93 | /*PAGE |
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94 | * |
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95 | * _Objects_Get_local_object |
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96 | * |
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97 | */ |
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98 | |
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99 | #define _Objects_Get_local_object( _information, _index ) \ |
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100 | ( ( (_index) > (_information)->maximum) ? NULL : \ |
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101 | (_information)->local_table[ (_index) ] ) |
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102 | |
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103 | /*PAGE |
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104 | * |
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105 | * _Objects_Set_local_object |
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106 | * |
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107 | */ |
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108 | |
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109 | #define _Objects_Set_local_object( information, index, the_object ) \ |
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110 | { \ |
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111 | if ( index <= information->maximum) \ |
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112 | information->local_table[ index ] = the_object; \ |
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113 | } |
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114 | |
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115 | |
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116 | /*PAGE |
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117 | * |
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118 | * _Objects_Get_information |
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119 | * |
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120 | */ |
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121 | |
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122 | #define _Objects_Get_information( id ) \ |
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123 | ( \ |
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124 | ( !_Objects_Is_class_valid( _Objects_Get_class( id ) ) ) ? \ |
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125 | NULL : \ |
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126 | _Objects_Information_table[ _Objects_Get_class( id ) ] \ |
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127 | ) |
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128 | |
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129 | /*PAGE |
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130 | * |
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131 | * _Objects_Open |
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132 | * |
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133 | */ |
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134 | |
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135 | #define _Objects_Open( _information, _the_object, _name ) \ |
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136 | { \ |
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137 | unsigned32 _index; \ |
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138 | \ |
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139 | _index = _Objects_Get_index( (_the_object)->id ); \ |
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140 | (_information)->local_table[ _index ] = (_the_object); \ |
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141 | \ |
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142 | if ( (_information)->is_string ) \ |
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143 | _Objects_Copy_name_string( (_name), (_the_object)->name ); \ |
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144 | else \ |
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145 | _Objects_Copy_name_raw( \ |
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146 | (_name), (_the_object)->name, (_information)->name_length ); \ |
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147 | } |
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148 | |
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149 | /*PAGE |
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150 | * |
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151 | * _Objects_Close |
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152 | * |
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153 | */ |
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154 | |
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155 | #define _Objects_Close( _information, _the_object ) \ |
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156 | { \ |
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157 | unsigned32 _index; \ |
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158 | \ |
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159 | _index = _Objects_Get_index( (_the_object)->id ); \ |
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160 | (_information)->local_table[ _index ] = (Objects_Control *) NULL; \ |
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161 | _Objects_Clear_name( (_the_object)->name, (_information)->name_length ); \ |
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162 | } |
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163 | |
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164 | /*PAGE |
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165 | * |
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166 | * _Objects_Namespace_remove |
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167 | */ |
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168 | |
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169 | #define _Objects_Namespace_remove( _information, _the_object ) \ |
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170 | _Objects_Clear_name( (_the_object)->name, (_information)->name_length ) |
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171 | |
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172 | #endif |
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173 | /* end of include file */ |
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