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 #ifndef CMLIB_CMDATA_H
   9 #define CMLIB_CMDATA_H
  10
  11 #define  REG_INIT_BLOCK_LIST_SIZE      32
  12 #define  REG_INIT_HASH_TABLE_SIZE      3
  13 #define  REG_EXTEND_HASH_TABLE_SIZE    4
  14 #define  REG_VALUE_LIST_CELL_MULTIPLE  4
  15
  16 #define  REG_KEY_CELL_ID               0x6b6e
  17 #define  REG_HASH_TABLE_CELL_ID        0x666c
  18 #define  REG_VALUE_CELL_ID             0x6b76
  19 #define  REG_SECURITY_CELL_ID          0x6b73
  20
  21 #ifndef _CM_
  22
  23 #include <pshpack1.h>
  24
  25 typedef struct _CM_VIEW_OF_FILE
  26 {
  27     LIST_ENTRY LRUViewList;
  28     LIST_ENTRY PinViewList;
  29     ULONG FileOffset;
  30     ULONG Size;
  31     PULONG ViewAddress;
  32     PVOID Bcb;
  33     ULONG UseCount;
  34 } CM_VIEW_OF_FILE, *PCM_VIEW_OF_FILE;
  35
  36 typedef struct _CHILD_LIST
  37 {
  38     ULONG Count;
  39     HCELL_INDEX List;
  40 } CHILD_LIST, *PCHILD_LIST;
  41
  42 typedef struct _CM_KEY_NODE
  43 {
  44    /* Key cell identifier "kn" (0x6b6e) */
  45    USHORT Id;
  46
  47    /* Flags */
  48    USHORT Flags;
  49
  50    /* Time of last flush */
  51    LARGE_INTEGER LastWriteTime;
  52
  53    ULONG Spare;
  54
  55    /* BlockAddress offset of parent key cell */
  56    HCELL_INDEX Parent;
  57
  58    /* Count of sub keys for the key in this key cell (stable & volatile) */
  59    ULONG SubKeyCounts[HvMaxStorageType];
  60
  61    /* BlockAddress offset of has table for FIXME: subkeys/values? (stable & volatile) */
  62    HCELL_INDEX SubKeyLists[HvMaxStorageType];
  63
  64    CHILD_LIST ValueList;
  65
  66    /* BlockAddress offset of security cell */
  67    HCELL_INDEX SecurityKeyOffset;
  68
  69    /* BlockAddress offset of registry key class */
  70    HCELL_INDEX ClassNameOffset;
  71
  72    ULONG MaxNameLen;
  73    ULONG MaxClassLen;
  74    ULONG MaxValueNameLen;
  75    ULONG MaxValueDataLen;
  76    ULONG WorkVar;
  77
  78    /* Size in bytes of key name */
  79    USHORT NameSize;
  80
  81    /* Size of class name in bytes */
  82    USHORT ClassSize;
  83
  84    /* Name of key (not zero terminated) */
  85    UCHAR Name[0];
  86 } CM_KEY_NODE, *PCM_KEY_NODE;
  87
  88 /* CM_KEY_NODE.Flags constants */
  89 #define  REG_KEY_VOLATILE_CELL             0x01
  90 #define  REG_KEY_ROOT_CELL                 0x0C
  91 #define  REG_KEY_LINK_CELL                 0x10
  92 #define  REG_KEY_NAME_PACKED               0x20
  93
  94 /*
  95  * Hash record
  96  *
  97  * HashValue:
  98  *      packed name: four letters of value's name
  99  *      otherwise: Zero!
 100  */
 101 typedef struct _HASH_RECORD
 102 {
 103   HCELL_INDEX  KeyOffset;
 104   ULONG  HashValue;
 105 } HASH_RECORD, *PHASH_RECORD;
 106
 107 typedef struct _HASH_TABLE_CELL
 108 {
 109   USHORT  Id;
 110   USHORT  HashTableSize;
 111   HASH_RECORD  Table[0];
 112 } HASH_TABLE_CELL, *PHASH_TABLE_CELL;
 113
 114 typedef struct _VALUE_LIST_CELL
 115 {
 116   HCELL_INDEX  ValueOffset[0];
 117 } VALUE_LIST_CELL, *PVALUE_LIST_CELL;
 118
 119 typedef struct _CM_KEY_VALUE
 120 {
 121   USHORT Id;    // "kv"
 122   USHORT NameSize;      // length of Name
 123   ULONG  DataSize;      // length of datas in the cell pointed by DataOffset
 124   HCELL_INDEX  DataOffset;// datas are here if high bit of DataSize is set
 125   ULONG  DataType;
 126   USHORT Flags;
 127   USHORT Unused1;
 128   UCHAR  Name[0]; /* warning : not zero terminated */
 129 } CM_KEY_VALUE, *PCM_KEY_VALUE;
 130
 131 /* CM_KEY_VALUE.Flags constants */
 132 #define REG_VALUE_NAME_PACKED             0x0001
 133
 134 /* CM_KEY_VALUE.DataSize mask constants */
 135 #define REG_DATA_SIZE_MASK                 0x7FFFFFFF
 136 #define REG_DATA_IN_OFFSET                 0x80000000
 137
 138 typedef struct _CM_KEY_SECURITY
 139 {
 140     USHORT Signature; // "sk"
 141     USHORT Reserved;
 142     HCELL_INDEX Flink;
 143     HCELL_INDEX Blink;
 144     ULONG ReferenceCount;
 145     ULONG DescriptorLength;
 146     //SECURITY_DESCRIPTOR_RELATIVE Descriptor;
 147     UCHAR Data[0];
 148 } CM_KEY_SECURITY, *PCM_KEY_SECURITY;
 149
 150 #include <poppack.h>
 151
 152 #endif
 153
 154 #endif /* CMLIB_CMDATA_H */