reactos/win32ss/user/ntuser/object.h

   1 #pragma once
   2
   3 typedef struct _USER_REFERENCE_ENTRY
   4 {
   5    SINGLE_LIST_ENTRY Entry;
   6    PVOID obj;
   7 } USER_REFERENCE_ENTRY, *PUSER_REFERENCE_ENTRY;
   8
   9 extern PUSER_HANDLE_TABLE gHandleTable;
  10 VOID FASTCALL UserReferenceObject(PVOID obj);
  11 PVOID FASTCALL UserReferenceObjectByHandle(HANDLE handle, HANDLE_TYPE type);
  12 BOOL FASTCALL UserDereferenceObject(PVOID obj);
  13 PVOID FASTCALL UserCreateObject(PUSER_HANDLE_TABLE ht, struct _DESKTOP* pDesktop, PTHREADINFO pti, HANDLE* h,HANDLE_TYPE type , ULONG size);
  14 BOOL FASTCALL UserDeleteObject(HANDLE h, HANDLE_TYPE type );
  15 PVOID UserGetObject(PUSER_HANDLE_TABLE ht, HANDLE handle, HANDLE_TYPE type );
  16 PVOID UserGetObjectNoErr(PUSER_HANDLE_TABLE, HANDLE, HANDLE_TYPE);
  17 BOOL FASTCALL UserCreateHandleTable(VOID);
  18 BOOL FASTCALL UserObjectInDestroy(HANDLE);
  19 void DbgUserDumpHandleTable();
  20 VOID FASTCALL UserSetObjectOwner(PVOID obj, HANDLE_TYPE type, PVOID owner);
  21 HANDLE FASTCALL ValidateHandleNoErr(HANDLE handle, HANDLE_TYPE type);
  22 PVOID FASTCALL ValidateHandle(HANDLE handle, HANDLE_TYPE type);
  23
  24 static __inline VOID
  25 UserRefObjectCo(PVOID obj, PUSER_REFERENCE_ENTRY UserReferenceEntry)
  26 {
  27     PTHREADINFO W32Thread;
  28
  29     W32Thread = PsGetCurrentThreadWin32Thread();
  30     ASSERT(W32Thread != NULL);
  31     ASSERT(UserReferenceEntry != NULL);
  32     UserReferenceEntry->obj = obj;
  33     UserReferenceObject(obj);
  34     PushEntryList(&W32Thread->ReferencesList, &UserReferenceEntry->Entry);
  35 }
  36
  37 static __inline VOID
  38 UserDerefObjectCo(PVOID obj)
  39 {
  40     PTHREADINFO W32Thread;
  41     PSINGLE_LIST_ENTRY ReferenceEntry;
  42     PUSER_REFERENCE_ENTRY UserReferenceEntry;
  43     UNREFERENCED_LOCAL_VARIABLE(UserReferenceEntry);
  44
  45     ASSERT(obj != NULL);
  46     W32Thread = PsGetCurrentThreadWin32Thread();
  47     ASSERT(W32Thread != NULL);
  48     ReferenceEntry = PopEntryList(&W32Thread->ReferencesList);
  49     ASSERT(ReferenceEntry != NULL);
  50     UserReferenceEntry = CONTAINING_RECORD(ReferenceEntry, USER_REFERENCE_ENTRY, Entry);
  51     ASSERT(UserReferenceEntry != NULL);
  52
  53     ASSERT(obj == UserReferenceEntry->obj);
  54     UserDereferenceObject(obj);
  55 }
  56
  57 /* EOF */