reactos/ntoskrnl/include/internal/ex.h

   1 #ifndef __NTOSKRNL_INCLUDE_INTERNAL_EXECUTIVE_H
   2 #define __NTOSKRNL_INCLUDE_INTERNAL_EXECUTIVE_H
   3
   4 /* GLOBAL VARIABLES *********************************************************/
   5
   6 extern TIME_ZONE_INFORMATION ExpTimeZoneInfo;
   7 extern LARGE_INTEGER ExpTimeZoneBias;
   8 extern ULONG ExpTimeZoneId;
   9 extern POBJECT_TYPE ExEventPairObjectType;
  10
  11 #define EX_OBJ_TO_HDR(eob) ((POBJECT_HEADER)((ULONG_PTR)(eob) &                \
  12   ~(EX_HANDLE_ENTRY_PROTECTFROMCLOSE | EX_HANDLE_ENTRY_INHERITABLE |           \
  13   EX_HANDLE_ENTRY_AUDITONCLOSE)))
  14 #define EX_HTE_TO_HDR(hte) ((POBJECT_HEADER)((ULONG_PTR)((hte)->u1.Object) &   \
  15   ~(EX_HANDLE_ENTRY_PROTECTFROMCLOSE | EX_HANDLE_ENTRY_INHERITABLE |           \
  16   EX_HANDLE_ENTRY_AUDITONCLOSE)))
  17
  18 /* INITIALIZATION FUNCTIONS *************************************************/
  19
  20 VOID
  21 STDCALL
  22 ExpWin32kInit(VOID);
  23
  24 VOID
  25 STDCALL
  26 ExInit2(VOID);
  27
  28 VOID
  29 STDCALL
  30 ExpInitTimeZoneInfo(VOID);
  31
  32 VOID
  33 STDCALL
  34 ExpInitializeWorkerThreads(VOID);
  35
  36 VOID
  37 STDCALL
  38 ExpInitLookasideLists(VOID);
  39
  40 VOID
  41 STDCALL
  42 ExpInitializeCallbacks(VOID);
  43
  44 VOID
  45 STDCALL
  46 ExpInitUuids(VOID);
  47
  48 VOID
  49 STDCALL
  50 ExpInitializeExecutive(VOID);
  51
  52 VOID
  53 STDCALL
  54 ExpInitializeEventImplementation(VOID);
  55
  56 VOID
  57 STDCALL
  58 ExpInitializeEventImplementation(VOID);
  59
  60 VOID
  61 STDCALL
  62 ExpInitializeEventPairImplementation(VOID);
  63
  64 VOID
  65 STDCALL
  66 ExpInitializeSemaphoreImplementation(VOID);
  67
  68 VOID
  69 STDCALL
  70 ExpInitializeMutantImplementation(VOID);
  71
  72 VOID
  73 STDCALL
  74 ExpInitializeTimerImplementation(VOID);
  75
  76 VOID
  77 STDCALL
  78 ExpInitializeProfileImplementation(VOID);
  79
  80 /* HANDLE TABLE FUNCTIONS ***************************************************/
  81
  82 #define EX_HANDLE_ENTRY_LOCKED (1 << ((sizeof(PVOID) * 8) - 1))
  83 #define EX_HANDLE_ENTRY_PROTECTFROMCLOSE (1 << 0)
  84 #define EX_HANDLE_ENTRY_INHERITABLE (1 << 1)
  85 #define EX_HANDLE_ENTRY_AUDITONCLOSE (1 << 2)
  86
  87 #define EX_HANDLE_TABLE_CLOSING 0x1
  88
  89 #define EX_HANDLE_ENTRY_FLAGSMASK (EX_HANDLE_ENTRY_LOCKED |                    \
  90                                    EX_HANDLE_ENTRY_PROTECTFROMCLOSE |          \
  91                                    EX_HANDLE_ENTRY_INHERITABLE |               \
  92                                    EX_HANDLE_ENTRY_AUDITONCLOSE)
  93
  94 typedef VOID (STDCALL PEX_DESTROY_HANDLE_CALLBACK)(
  95     PHANDLE_TABLE HandleTable,
  96     PVOID Object,
  97     ULONG GrantedAccess,
  98     PVOID Context
  99 );
 100
 101 typedef BOOLEAN (STDCALL PEX_DUPLICATE_HANDLE_CALLBACK)(
 102     PHANDLE_TABLE HandleTable,
 103     PHANDLE_TABLE_ENTRY HandleTableEntry,
 104     PVOID Context
 105 );
 106
 107 typedef BOOLEAN (STDCALL PEX_CHANGE_HANDLE_CALLBACK)(
 108     PHANDLE_TABLE HandleTable,
 109     PHANDLE_TABLE_ENTRY HandleTableEntry,
 110     PVOID Context
 111 );
 112
 113 VOID
 114 ExpInitializeHandleTables(VOID);
 115
 116 PHANDLE_TABLE
 117 ExCreateHandleTable(IN PEPROCESS QuotaProcess  OPTIONAL);
 118
 119 VOID
 120 ExDestroyHandleTable(
 121     IN PHANDLE_TABLE HandleTable,
 122     IN PEX_DESTROY_HANDLE_CALLBACK DestroyHandleCallback  OPTIONAL,
 123     IN PVOID Context  OPTIONAL
 124 );
 125
 126 PHANDLE_TABLE
 127 ExDupHandleTable(
 128     IN PEPROCESS QuotaProcess  OPTIONAL,
 129     IN PEX_DUPLICATE_HANDLE_CALLBACK DuplicateHandleCallback  OPTIONAL,
 130     IN PVOID Context  OPTIONAL,
 131     IN PHANDLE_TABLE SourceHandleTable
 132 );
 133
 134 BOOLEAN
 135 ExLockHandleTableEntry(
 136     IN PHANDLE_TABLE HandleTable,
 137     IN PHANDLE_TABLE_ENTRY Entry
 138 );
 139
 140 VOID
 141 ExUnlockHandleTableEntry(
 142     IN PHANDLE_TABLE HandleTable,
 143     IN PHANDLE_TABLE_ENTRY Entry
 144 );
 145
 146 HANDLE
 147 ExCreateHandle(
 148     IN PHANDLE_TABLE HandleTable,
 149     IN PHANDLE_TABLE_ENTRY Entry
 150 );
 151
 152 BOOLEAN
 153 ExDestroyHandle(
 154     IN PHANDLE_TABLE HandleTable,
 155     IN HANDLE Handle
 156 );
 157
 158 VOID
 159 ExDestroyHandleByEntry(
 160     IN PHANDLE_TABLE HandleTable,
 161     IN PHANDLE_TABLE_ENTRY Entry,
 162     IN HANDLE Handle
 163 );
 164
 165 PHANDLE_TABLE_ENTRY
 166 ExMapHandleToPointer(
 167     IN PHANDLE_TABLE HandleTable,
 168     IN HANDLE Handle
 169 );
 170
 171 BOOLEAN
 172 ExChangeHandle(
 173     IN PHANDLE_TABLE HandleTable,
 174     IN HANDLE Handle,
 175     IN PEX_CHANGE_HANDLE_CALLBACK ChangeHandleCallback,
 176     IN PVOID Context
 177 );
 178
 179 /* PSEH EXCEPTION HANDLING **************************************************/
 180
 181 LONG
 182 STDCALL
 183 ExSystemExceptionFilter(VOID);
 184
 185 static __inline _SEH_FILTER(_SEH_ExSystemExceptionFilter)
 186 {
 187     return ExSystemExceptionFilter();
 188 }
 189
 190 /* OTHER FUNCTIONS **********************************************************/
 191
 192 LONGLONG
 193 FASTCALL
 194 ExfpInterlockedExchange64(
 195     LONGLONG volatile * Destination,
 196     PLONGLONG Exchange
 197 );
 198
 199 NTSTATUS
 200 ExpSetTimeZoneInformation(PTIME_ZONE_INFORMATION TimeZoneInformation);
 201
 202 NTSTATUS
 203 NTAPI
 204 ExpAllocateLocallyUniqueId(OUT LUID *LocallyUniqueId);
 205
 206 VOID
 207 STDCALL
 208 ExTimerRundown(VOID);
 209
 210 #define InterlockedDecrementUL(Addend) \
 211    (ULONG)InterlockedDecrement((PLONG)(Addend))
 212
 213 #define InterlockedIncrementUL(Addend) \
 214    (ULONG)InterlockedIncrement((PLONG)(Addend))
 215
 216 #define InterlockedExchangeUL(Target, Value) \
 217    (ULONG)InterlockedExchange((PLONG)(Target), (LONG)(Value))
 218
 219 #define InterlockedExchangeAddUL(Addend, Value) \
 220    (ULONG)InterlockedExchangeAdd((PLONG)(Addend), (LONG)(Value))
 221
 222 #define InterlockedCompareExchangeUL(Destination, Exchange, Comperand) \
 223    (ULONG)InterlockedCompareExchange((PLONG)(Destination), (LONG)(Exchange), (LONG)(Comperand))
 224
 225 #define ExfInterlockedCompareExchange64UL(Destination, Exchange, Comperand) \
 226    (ULONGLONG)ExfInterlockedCompareExchange64((PLONGLONG)(Destination), (PLONGLONG)(Exchange), (PLONGLONG)(Comperand))
 227
 228 #define ExfpInterlockedExchange64UL(Target, Value) \
 229    (ULONGLONG)ExfpInterlockedExchange64((PLONGLONG)(Target), (PLONGLONG)(Value))
 230
 231 #endif /* __NTOSKRNL_INCLUDE_INTERNAL_EXECUTIVE_H */