reactos/lib/cmlib/cmdata.h

   1 /*
   2  * PROJECT:   registry manipulation library
   3  * LICENSE:   GPL - See COPYING in the top level directory
   4  * COPYRIGHT: Copyright 2005 Filip Navara <navaraf@reactos.org>
   5  *            Copyright 2001 - 2005 Eric Kohl
   6  */
   7
   8 #pragma once
   9
  10 #define  REG_INIT_BLOCK_LIST_SIZE      32
  11 #define  REG_INIT_HASH_TABLE_SIZE      3
  12 #define  REG_EXTEND_HASH_TABLE_SIZE    4
  13 #define  REG_VALUE_LIST_CELL_MULTIPLE  4
  14 #define  REG_DATA_SIZE_MASK            0x7FFFFFFF
  15 #define  REG_DATA_IN_OFFSET            0x80000000
  16
  17 //
  18 // Key Types
  19 //
  20 #define CM_KEY_INDEX_ROOT                               0x6972
  21 #define CM_KEY_INDEX_LEAF                               0x696c
  22 #define CM_KEY_FAST_LEAF                                0x666c
  23 #define CM_KEY_HASH_LEAF                                0x686c
  24
  25 //
  26 // Key Signatures
  27 //
  28 #define CM_KEY_NODE_SIGNATURE                           0x6B6E
  29 #define CM_LINK_NODE_SIGNATURE                          0x6B6C
  30 #define CM_KEY_VALUE_SIGNATURE                          0x6B76
  31
  32 //
  33 // CM_KEY_NODE Flags
  34 //
  35 #define KEY_IS_VOLATILE                                 0x01
  36 #define KEY_HIVE_EXIT                                   0x02
  37 #define KEY_HIVE_ENTRY                                  0x04
  38 #define KEY_NO_DELETE                                   0x08
  39 #define KEY_SYM_LINK                                    0x10
  40 #define KEY_COMP_NAME                                   0x20
  41 #define KEY_PREFEF_HANDLE                               0x40
  42 #define KEY_VIRT_MIRRORED                               0x80
  43 #define KEY_VIRT_TARGET                                 0x100
  44 #define KEY_VIRTUAL_STORE                               0x200
  45
  46 //
  47 // CM_KEY_VALUE Flags
  48 //
  49 #define VALUE_COMP_NAME                                 0x0001
  50
  51 #include <pshpack1.h>
  52
  53 //
  54 // For memory-mapped Hives
  55 //
  56 typedef struct _CM_VIEW_OF_FILE
  57 {
  58     LIST_ENTRY LRUViewList;
  59     LIST_ENTRY PinViewList;
  60     ULONG FileOffset;
  61     ULONG Size;
  62     PULONG_PTR ViewAddress;
  63     PVOID Bcb;
  64     ULONG UseCount;
  65 } CM_VIEW_OF_FILE, *PCM_VIEW_OF_FILE;
  66
  67 //
  68 // Children of Key Notes
  69 //
  70 typedef struct _CHILD_LIST
  71 {
  72     ULONG Count;
  73     HCELL_INDEX List;
  74 } CHILD_LIST, *PCHILD_LIST;
  75
  76 //
  77 // Node Key Reference to Parents
  78 //
  79 typedef struct  _CM_KEY_REFERENCE
  80 {
  81     HCELL_INDEX KeyCell;
  82     PHHIVE KeyHive;
  83 } CM_KEY_REFERENCE, *PCM_KEY_REFERENCE;
  84
  85 //
  86 // Node Key
  87 //
  88 typedef struct _CM_KEY_NODE
  89 {
  90     USHORT Signature;
  91     USHORT Flags;
  92     LARGE_INTEGER LastWriteTime;
  93     ULONG Spare;
  94     HCELL_INDEX Parent;
  95     ULONG SubKeyCounts[HTYPE_COUNT];
  96     union
  97     {
  98         struct
  99         {
 100             HCELL_INDEX SubKeyLists[HTYPE_COUNT];
 101             CHILD_LIST ValueList;
 102         };
 103         CM_KEY_REFERENCE ChildHiveReference;
 104     };
 105     HCELL_INDEX Security;
 106     HCELL_INDEX Class;
 107     ULONG MaxNameLen;
 108     ULONG MaxClassLen;
 109     ULONG MaxValueNameLen;
 110     ULONG MaxValueDataLen;
 111     ULONG WorkVar;
 112     USHORT NameLength;
 113     USHORT ClassLength;
 114     WCHAR Name[ANYSIZE_ARRAY];
 115 } CM_KEY_NODE, *PCM_KEY_NODE;
 116
 117 //
 118 // Value List
 119 //
 120 typedef struct _VALUE_LIST_CELL
 121 {
 122     HCELL_INDEX ValueOffset[ANYSIZE_ARRAY];
 123 } VALUE_LIST_CELL, *PVALUE_LIST_CELL;
 124
 125 //
 126 // Value Key
 127 //
 128 typedef struct _CM_KEY_VALUE
 129 {
 130     USHORT Signature;
 131     USHORT NameLength;
 132     ULONG DataLength;
 133     HCELL_INDEX Data;
 134     ULONG Type;
 135     USHORT Flags;
 136     USHORT Unused1;
 137     WCHAR Name[ANYSIZE_ARRAY];
 138 } CM_KEY_VALUE, *PCM_KEY_VALUE;
 139
 140 //
 141 // Security Key
 142 //
 143 typedef struct _CM_KEY_SECURITY
 144 {
 145     USHORT Signature;
 146     USHORT Reserved;
 147     HCELL_INDEX Flink;
 148     HCELL_INDEX Blink;
 149     ULONG ReferenceCount;
 150     ULONG DescriptorLength;
 151     //SECURITY_DESCRIPTOR_RELATIVE Descriptor;
 152     UCHAR Data[ANYSIZE_ARRAY];
 153 } CM_KEY_SECURITY, *PCM_KEY_SECURITY;
 154
 155 #include <poppack.h>
 156
 157 //
 158 // Generic Index Entry
 159 //
 160 typedef struct _CM_INDEX
 161 {
 162     HCELL_INDEX Cell;
 163     union
 164     {
 165         UCHAR NameHint[4];
 166         ULONG HashKey;
 167     };
 168 } CM_INDEX, *PCM_INDEX;
 169
 170 //
 171 // Key Index
 172 //
 173 typedef struct _CM_KEY_INDEX
 174 {
 175     USHORT Signature;
 176     USHORT Count;
 177     HCELL_INDEX List[ANYSIZE_ARRAY];
 178 } CM_KEY_INDEX, *PCM_KEY_INDEX;
 179
 180 //
 181 // Fast/Hash Key Index
 182 //
 183 typedef struct _CM_KEY_FAST_INDEX
 184 {
 185     USHORT Signature;
 186     USHORT Count;
 187     CM_INDEX List[ANYSIZE_ARRAY];
 188 } CM_KEY_FAST_INDEX, *PCM_KEY_FAST_INDEX;
 189
 190 //
 191 // Cell Data
 192 //
 193 typedef struct _CELL_DATA
 194 {
 195     union
 196     {
 197         CM_KEY_NODE KeyNode;
 198         CM_KEY_VALUE KeyValue;
 199         CM_KEY_SECURITY KeySecurity;
 200         CM_KEY_INDEX KeyIndex;
 201         HCELL_INDEX KeyList[ANYSIZE_ARRAY];
 202         WCHAR KeyString[ANYSIZE_ARRAY];
 203     } u;
 204 } CELL_DATA, *PCELL_DATA;