[ac7d5ef0] | 1 | /* object.inl |
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| 2 | * |
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| 3 | * This include file contains the static inline 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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[60b791ad] | 6 | * COPYRIGHT (c) 1989-1998. |
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[ac7d5ef0] | 7 | * On-Line Applications Research Corporation (OAR). |
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[03f2154e] | 8 | * Copyright assigned to U.S. Government, 1994. |
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[ac7d5ef0] | 9 | * |
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[98e4ebf5] | 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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[03f2154e] | 12 | * http://www.OARcorp.com/rtems/license.html. |
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[ac7d5ef0] | 13 | * |
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| 14 | * $Id$ |
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| 15 | */ |
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| 16 | |
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| 17 | #ifndef __OBJECTS_inl |
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| 18 | #define __OBJECTS_inl |
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| 19 | |
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| 20 | /*PAGE |
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| 21 | * |
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| 22 | * _Objects_Build_id |
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| 23 | * |
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[1a8fde6c] | 24 | * DESCRIPTION: |
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| 25 | * |
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| 26 | * This function builds an object's id from the processor node and index |
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| 27 | * values specified. |
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[ac7d5ef0] | 28 | */ |
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| 29 | |
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[503dc058] | 30 | RTEMS_INLINE_ROUTINE Objects_Id _Objects_Build_id( |
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[95fbca1] | 31 | Objects_Classes the_class, |
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| 32 | unsigned32 node, |
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| 33 | unsigned32 index |
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[ac7d5ef0] | 34 | ) |
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| 35 | { |
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[95fbca1] | 36 | return ( (the_class << OBJECTS_CLASS_START_BIT) | |
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| 37 | (node << OBJECTS_NODE_START_BIT) | |
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| 38 | (index << OBJECTS_INDEX_START_BIT) ); |
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[ac7d5ef0] | 39 | } |
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| 40 | |
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[95fbca1] | 41 | /*PAGE |
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| 42 | * |
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[3a4ae6c] | 43 | * _Objects_Get_class |
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[1a8fde6c] | 44 | * |
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| 45 | * DESCRIPTION: |
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| 46 | * |
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| 47 | * This function returns the class portion of the ID. |
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[95fbca1] | 48 | */ |
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| 49 | |
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[503dc058] | 50 | RTEMS_INLINE_ROUTINE Objects_Classes _Objects_Get_class( |
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[95fbca1] | 51 | Objects_Id id |
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| 52 | ) |
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| 53 | { |
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| 54 | return (Objects_Classes) |
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| 55 | ((id >> OBJECTS_CLASS_START_BIT) & OBJECTS_CLASS_VALID_BITS); |
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| 56 | } |
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| 57 | |
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| 58 | |
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[ac7d5ef0] | 59 | /*PAGE |
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| 60 | * |
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[3a4ae6c] | 61 | * _Objects_Get_node |
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[ac7d5ef0] | 62 | * |
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[1a8fde6c] | 63 | * DESCRIPTION: |
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| 64 | * |
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| 65 | * This function returns the node portion of the ID. |
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[ac7d5ef0] | 66 | */ |
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| 67 | |
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[503dc058] | 68 | RTEMS_INLINE_ROUTINE unsigned32 _Objects_Get_node( |
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[ac7d5ef0] | 69 | Objects_Id id |
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| 70 | ) |
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| 71 | { |
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[95fbca1] | 72 | return (id >> OBJECTS_NODE_START_BIT) & OBJECTS_NODE_VALID_BITS; |
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[ac7d5ef0] | 73 | } |
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| 74 | |
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| 75 | /*PAGE |
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| 76 | * |
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[3a4ae6c] | 77 | * _Objects_Get_index |
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[ac7d5ef0] | 78 | * |
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[1a8fde6c] | 79 | * DESCRIPTION: |
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| 80 | * |
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| 81 | * This function returns the index portion of the ID. |
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[ac7d5ef0] | 82 | */ |
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| 83 | |
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[503dc058] | 84 | RTEMS_INLINE_ROUTINE unsigned32 _Objects_Get_index( |
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[ac7d5ef0] | 85 | Objects_Id id |
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| 86 | ) |
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| 87 | { |
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[95fbca1] | 88 | return (id >> OBJECTS_INDEX_START_BIT) & OBJECTS_INDEX_VALID_BITS; |
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[ac7d5ef0] | 89 | } |
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| 90 | |
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[7f6a24ab] | 91 | /*PAGE |
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| 92 | * |
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| 93 | * _Objects_Is_class_valid |
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| 94 | * |
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[1a8fde6c] | 95 | * DESCRIPTION: |
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| 96 | * |
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| 97 | * This function returns TRUE if the class is valid. |
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[7f6a24ab] | 98 | */ |
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| 99 | |
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[503dc058] | 100 | RTEMS_INLINE_ROUTINE boolean _Objects_Is_class_valid( |
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[7f6a24ab] | 101 | Objects_Classes the_class |
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| 102 | ) |
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| 103 | { |
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[7e4c3d8b] | 104 | return the_class && the_class <= OBJECTS_CLASSES_LAST; |
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[7f6a24ab] | 105 | } |
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| 106 | |
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[ac7d5ef0] | 107 | /*PAGE |
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| 108 | * |
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| 109 | * _Objects_Is_local_node |
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| 110 | * |
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[1a8fde6c] | 111 | * DESCRIPTION: |
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| 112 | * |
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| 113 | * This function returns TRUE if the node is of the local object, and |
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| 114 | * FALSE otherwise. |
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[ac7d5ef0] | 115 | */ |
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| 116 | |
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[503dc058] | 117 | RTEMS_INLINE_ROUTINE boolean _Objects_Is_local_node( |
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[ac7d5ef0] | 118 | unsigned32 node |
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| 119 | ) |
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| 120 | { |
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| 121 | return ( node == _Objects_Local_node ); |
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| 122 | } |
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| 123 | |
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| 124 | /*PAGE |
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| 125 | * |
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| 126 | * _Objects_Is_local_id |
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| 127 | * |
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[1a8fde6c] | 128 | * DESCRIPTION: |
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| 129 | * |
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| 130 | * This function returns TRUE if the id is of a local object, and |
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| 131 | * FALSE otherwise. |
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[ac7d5ef0] | 132 | */ |
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| 133 | |
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[503dc058] | 134 | RTEMS_INLINE_ROUTINE boolean _Objects_Is_local_id( |
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[ac7d5ef0] | 135 | Objects_Id id |
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| 136 | ) |
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| 137 | { |
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[3a4ae6c] | 138 | return _Objects_Is_local_node( _Objects_Get_node(id) ); |
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[ac7d5ef0] | 139 | } |
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| 140 | |
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| 141 | /*PAGE |
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| 142 | * |
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| 143 | * _Objects_Are_ids_equal |
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| 144 | * |
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[1a8fde6c] | 145 | * DESCRIPTION: |
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| 146 | * |
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| 147 | * This function returns TRUE if left and right are equal, |
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| 148 | * and FALSE otherwise. |
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[ac7d5ef0] | 149 | */ |
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| 150 | |
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[503dc058] | 151 | RTEMS_INLINE_ROUTINE boolean _Objects_Are_ids_equal( |
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[ac7d5ef0] | 152 | Objects_Id left, |
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| 153 | Objects_Id right |
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| 154 | ) |
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| 155 | { |
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| 156 | return ( left == right ); |
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| 157 | } |
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| 158 | |
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| 159 | /*PAGE |
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| 160 | * |
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| 161 | * _Objects_Allocate |
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| 162 | * |
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[1a8fde6c] | 163 | * DESCRIPTION: |
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| 164 | * |
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| 165 | * This function allocates a object control block from |
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| 166 | * the inactive chain of free object control blocks. |
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[ac7d5ef0] | 167 | */ |
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| 168 | |
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[503dc058] | 169 | RTEMS_INLINE_ROUTINE Objects_Control *_Objects_Allocate( |
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[ac7d5ef0] | 170 | Objects_Information *information |
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| 171 | ) |
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| 172 | { |
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| 173 | return (Objects_Control *) _Chain_Get( &information->Inactive ); |
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| 174 | } |
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| 175 | |
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| 176 | /*PAGE |
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| 177 | * |
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| 178 | * _Objects_Free |
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| 179 | * |
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[1a8fde6c] | 180 | * DESCRIPTION: |
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| 181 | * |
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| 182 | * This function frees a object control block to the |
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| 183 | * inactive chain of free object control blocks. |
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[ac7d5ef0] | 184 | */ |
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| 185 | |
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[503dc058] | 186 | RTEMS_INLINE_ROUTINE void _Objects_Free( |
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[ac7d5ef0] | 187 | Objects_Information *information, |
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| 188 | Objects_Control *the_object |
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| 189 | ) |
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| 190 | { |
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| 191 | _Chain_Append( &information->Inactive, &the_object->Node ); |
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| 192 | } |
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| 193 | |
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| 194 | /*PAGE |
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| 195 | * |
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| 196 | * _Objects_Open |
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| 197 | * |
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[1a8fde6c] | 198 | * DESCRIPTION: |
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| 199 | * |
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| 200 | * This function places the_object control pointer and object name |
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| 201 | * in the Local Pointer and Local Name Tables, respectively. |
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[ac7d5ef0] | 202 | */ |
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| 203 | |
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[503dc058] | 204 | RTEMS_INLINE_ROUTINE void _Objects_Open( |
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[ac7d5ef0] | 205 | Objects_Information *information, |
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| 206 | Objects_Control *the_object, |
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| 207 | Objects_Name name |
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| 208 | ) |
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| 209 | { |
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[3235ad9] | 210 | unsigned32 index; |
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[ac7d5ef0] | 211 | |
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[3a4ae6c] | 212 | index = _Objects_Get_index( the_object->id ); |
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[ac7d5ef0] | 213 | information->local_table[ index ] = the_object; |
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[3235ad9] | 214 | |
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| 215 | if ( information->is_string ) |
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| 216 | _Objects_Copy_name_string( name, the_object->name ); |
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| 217 | else |
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| 218 | _Objects_Copy_name_raw( name, the_object->name, information->name_length ); |
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[ac7d5ef0] | 219 | } |
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| 220 | |
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| 221 | /*PAGE |
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| 222 | * |
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| 223 | * _Objects_Close |
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| 224 | * |
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[1a8fde6c] | 225 | * DESCRIPTION: |
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| 226 | * |
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| 227 | * This function removes the_object control pointer and object name |
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| 228 | * in the Local Pointer and Local Name Tables. |
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[ac7d5ef0] | 229 | */ |
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| 230 | |
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[503dc058] | 231 | RTEMS_INLINE_ROUTINE void _Objects_Close( |
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[ac7d5ef0] | 232 | Objects_Information *information, |
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| 233 | Objects_Control *the_object |
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| 234 | ) |
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| 235 | { |
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| 236 | unsigned32 index; |
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| 237 | |
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[3a4ae6c] | 238 | index = _Objects_Get_index( the_object->id ); |
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[6ab91d9] | 239 | information->local_table[ index ] = (Objects_Control *) NULL; |
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[3235ad9] | 240 | _Objects_Clear_name( the_object->name, information->name_length ); |
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[ac7d5ef0] | 241 | } |
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| 242 | |
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| 243 | #endif |
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| 244 | /* end of include file */ |
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