xref: /reactos/win32ss/user/ntuser/object.h (revision 53221834)
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 PVOID FASTCALL ValidateHandle(HANDLE handle, HANDLE_TYPE type);
21 BOOLEAN UserDestroyObjectsForOwner(PUSER_HANDLE_TABLE Table, PVOID Owner);
22 BOOL FASTCALL UserMarkObjectDestroy(PVOID);
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 
44     ASSERT(obj != NULL);
45     W32Thread = PsGetCurrentThreadWin32Thread();
46     ASSERT(W32Thread != NULL);
47     ReferenceEntry = PopEntryList(&W32Thread->ReferencesList);
48     ASSERT(ReferenceEntry != NULL);
49     UserReferenceEntry = CONTAINING_RECORD(ReferenceEntry, USER_REFERENCE_ENTRY, Entry);
50     ASSERT(UserReferenceEntry != NULL);
51 
52     ASSERT(obj == UserReferenceEntry->obj);
53     UserDereferenceObject(obj);
54 }
55 
56 void FreeProcMarkObject(_In_ PVOID Object);
57 
58 /* EOF */
59