reactos/include/ntos/obtypes.h

   1 #ifndef _INCLUDE_DDK_OBTYPES_H
   2 #define _INCLUDE_DDK_OBTYPES_H
   3 /* $Id$ */
   4 struct _DIRECTORY_OBJECT;
   5 struct _OBJECT_ATTRIBUTES;
   6
   7 #ifndef __USE_W32API
   8
   9 typedef struct _OBJECT_HANDLE_INFORMATION
  10 {
  11   ULONG HandleAttributes;
  12   ACCESS_MASK GrantedAccess;
  13 } OBJECT_HANDLE_INFORMATION, *POBJECT_HANDLE_INFORMATION;
  14
  15
  16 typedef struct _OBJECT_BASIC_INFORMATION
  17 {
  18   ULONG Attributes;
  19   ACCESS_MASK GrantedAccess;
  20   ULONG HandleCount;
  21   ULONG PointerCount;
  22   ULONG PagedPoolUsage;
  23   ULONG NonPagedPoolUsage;
  24   ULONG Reserved[3];
  25   ULONG NameInformationLength;
  26   ULONG TypeInformationLength;
  27   ULONG SecurityDescriptorLength;
  28   LARGE_INTEGER CreateTime;
  29 } OBJECT_BASIC_INFORMATION, *POBJECT_BASIC_INFORMATION;
  30
  31
  32 typedef struct _OBJECT_NAME_INFORMATION
  33 {
  34   UNICODE_STRING Name;
  35 } OBJECT_NAME_INFORMATION, *POBJECT_NAME_INFORMATION;
  36
  37
  38 typedef struct _OBJECT_TYPE_INFORMATION {
  39    UNICODE_STRING TypeName;
  40    ULONG TotalNumberOfObjects;
  41    ULONG TotalNumberOfHandles;
  42    ULONG TotalPagedPoolUsage;
  43    ULONG TotalNonPagedPoolUsage;
  44    ULONG TotalNamePoolUsage;
  45    ULONG TotalHandleTableUsage;
  46    ULONG PeakNumberOfObjects;
  47    ULONG PeakNumberOfHandles;
  48    ULONG PeakPagedPoolUsage;
  49    ULONG PeakNonPagedPoolUsage;
  50    ULONG PeakNamePoolUsage;
  51    ULONG PeakHandleTableUsage;
  52    ULONG InvalidAttributes;
  53    GENERIC_MAPPING GenericMapping;
  54    ULONG ValidAccessMask;
  55    BOOLEAN SecurityRequired;
  56    BOOLEAN MaintainHandleCount;
  57    ULONG PoolType;
  58    ULONG DefaultPagedPoolCharge;
  59    ULONG DefaultNonPagedPoolCharge;
  60 } OBJECT_TYPE_INFORMATION, *POBJECT_TYPE_INFORMATION;
  61
  62
  63 typedef struct _OBJECT_ALL_TYPES_INFORMATION
  64 {
  65   ULONG NumberOfTypes;
  66   OBJECT_TYPE_INFORMATION TypeInformation[1];
  67 } OBJECT_ALL_TYPES_INFORMATION, *POBJECT_ALL_TYPES_INFORMATION;
  68
  69
  70 typedef struct _OBJECT_HANDLE_ATTRIBUTE_INFORMATION
  71 {
  72   BOOLEAN Inherit;
  73   BOOLEAN ProtectFromClose;
  74 } OBJECT_HANDLE_ATTRIBUTE_INFORMATION, *POBJECT_HANDLE_ATTRIBUTE_INFORMATION;
  75
  76
  77 typedef struct _OBJECT_TYPE *POBJECT_TYPE;
  78
  79
  80 typedef struct _OBJECT_ATTRIBUTES
  81 {
  82    ULONG Length;
  83    HANDLE RootDirectory;
  84    PUNICODE_STRING ObjectName;
  85    ULONG Attributes;
  86    PVOID SecurityDescriptor;
  87    PVOID SecurityQualityOfService;
  88 } OBJECT_ATTRIBUTES, *POBJECT_ATTRIBUTES;
  89
  90 #endif
  91
  92 typedef struct _HANDLE_TABLE_ENTRY_INFO {
  93     ULONG AuditMask;
  94 } HANDLE_TABLE_ENTRY_INFO, *PHANDLE_TABLE_ENTRY_INFO;
  95
  96 typedef struct _HANDLE_TABLE_ENTRY {
  97     union {
  98         PVOID Object;
  99         ULONG_PTR ObAttributes;
 100         PHANDLE_TABLE_ENTRY_INFO InfoTable;
 101         ULONG_PTR Value;
 102     } u1;
 103     union {
 104         ULONG GrantedAccess;
 105         USHORT GrantedAccessIndex;
 106         LONG NextFreeTableEntry;
 107     } u2;
 108 } HANDLE_TABLE_ENTRY, *PHANDLE_TABLE_ENTRY;
 109
 110 typedef struct _HANDLE_TABLE
 111 {
 112     ULONG Flags;
 113     LONG HandleCount;
 114     PHANDLE_TABLE_ENTRY **Table;
 115     PEPROCESS QuotaProcess;
 116     HANDLE UniqueProcessId;
 117     LONG FirstFreeTableEntry;
 118     LONG NextIndexNeedingPool;
 119     ERESOURCE HandleTableLock;
 120     LIST_ENTRY HandleTableList;
 121     KEVENT HandleContentionEvent;
 122 } HANDLE_TABLE;
 123
 124 #ifndef __USE_W32API
 125
 126 typedef struct _HANDLE_TABLE *PHANDLE_TABLE;
 127
 128 /*
 129  * FIXME: These will eventually become centerfold in the compliant Ob Manager
 130  * For now, they are only here so Device Map is properly defined before the header
 131  * changes
 132  */
 133 typedef struct _OBJECT_DIRECTORY_ENTRY {
 134     struct _OBJECT_DIRECTORY_ENTRY *ChainLink;
 135     PVOID Object;
 136     ULONG HashValue;
 137 } OBJECT_DIRECTORY_ENTRY, *POBJECT_DIRECTORY_ENTRY;
 138
 139 #define NUMBER_HASH_BUCKETS 37
 140 typedef struct _OBJECT_DIRECTORY {
 141     struct _OBJECT_DIRECTORY_ENTRY *HashBuckets[NUMBER_HASH_BUCKETS];
 142     struct _EX_PUSH_LOCK *Lock;
 143     struct _DEVICE_MAP *DeviceMap;
 144     ULONG SessionId;
 145 } OBJECT_DIRECTORY, *POBJECT_DIRECTORY;
 146
 147 #endif /* __USE_W32API */
 148
 149 typedef struct _DEVICE_MAP {
 150     POBJECT_DIRECTORY   DosDevicesDirectory;
 151     POBJECT_DIRECTORY   GlobalDosDevicesDirectory;
 152     ULONG               ReferenceCount;
 153     ULONG               DriveMap;
 154     UCHAR               DriveType[32];
 155 } DEVICE_MAP, *PDEVICE_MAP;
 156
 157 extern POBJECT_TYPE ObDirectoryType;
 158 extern PDEVICE_MAP ObSystemDeviceMap;
 159
 160 #endif /* ndef _INCLUDE_DDK_OBTYPES_H */