[WIN32SS][NTGDI] Fix wrong IN/OUT (#1539)
[reactos.git] / win32ss / gdi / ntgdi / gdiobj.h
1 /*
2 * GDI object common header definition
3 *
4 */
5
6 #pragma once
7
8 #define GDI_OBJECT_STACK_LEVELS 20
9
10 /* The first 10 entries are never used in windows, they are empty */
11 static const unsigned RESERVE_ENTRIES_COUNT = 10;
12
13 typedef struct _GDI_HANDLE_TABLE
14 {
15 /* The table must be located at the beginning of this structure so it can be
16 * properly mapped!
17 */
18 //////////////////////////////////////////////////////////////////////////////
19 GDI_TABLE_ENTRY Entries[GDI_HANDLE_COUNT];
20 DEVCAPS DevCaps; // Device Capabilities.
21 FLONG flDeviceUniq; // Device settings uniqueness.
22 PVOID pvLangPack; // Language Pack.
23 CFONT cfPublic[GDI_CFONT_MAX]; // Public Fonts.
24 DWORD dwCFCount;
25
26
27 } GDI_HANDLE_TABLE, *PGDI_HANDLE_TABLE;
28
29 extern PGDI_HANDLE_TABLE GdiHandleTable;
30
31 typedef PVOID PGDIOBJ;
32
33 typedef VOID (NTAPI *GDICLEANUPPROC)(PVOID ObjectBody);
34 typedef VOID (NTAPI *GDIOBJDELETEPROC)(PVOID ObjectBody);
35
36 /* Every GDI Object must have this standard type of header.
37 * It's for thread locking. */
38 typedef struct _BASEOBJECT
39 {
40 HGDIOBJ hHmgr;
41 union {
42 ULONG ulShareCount; /* For objects without a handle */
43 DWORD dwThreadId; /* Exclusive lock owner */
44 };
45 USHORT cExclusiveLock;
46 USHORT BaseFlags;
47 EX_PUSH_LOCK pushlock;
48 #if DBG_ENABLE_GDIOBJ_BACKTRACES
49 PVOID apvBackTrace[GDI_OBJECT_STACK_LEVELS];
50 #endif
51 #if DBG_ENABLE_EVENT_LOGGING
52 SLIST_HEADER slhLog;
53 #endif
54 } BASEOBJECT, *POBJ;
55
56 enum BASEFLAGS
57 {
58 BASEFLAG_LOOKASIDE = 0x80,
59
60 /* ReactOS specific: */
61 BASEFLAG_READY_TO_DIE = 0x1000
62 };
63
64 typedef struct _CLIENTOBJ
65 {
66 BASEOBJECT BaseObject;
67 } CLIENTOBJ, *PCLIENTOBJ;
68
69 enum _GDIOBJLAGS
70 {
71 GDIOBJFLAG_DEFAULT = 0x00,
72 GDIOBJFLAG_IGNOREPID = 0x01,
73 GDIOBJFLAG_IGNORELOCK = 0x02
74 };
75
76 INIT_FUNCTION
77 NTSTATUS
78 NTAPI
79 InitGdiHandleTable(VOID);
80
81 BOOL
82 NTAPI
83 GreIsHandleValid(
84 HGDIOBJ hobj);
85
86 BOOL
87 NTAPI
88 GreDeleteObject(
89 HGDIOBJ hObject);
90
91 ULONG
92 NTAPI
93 GreGetObjectOwner(
94 HGDIOBJ hobj);
95
96 BOOL
97 NTAPI
98 GreSetObjectOwner(
99 HGDIOBJ hobj,
100 ULONG ulOwner);
101
102 BOOL
103 NTAPI
104 GreSetObjectOwnerEx(
105 HGDIOBJ hobj,
106 ULONG ulOwner,
107 ULONG Flags);
108
109 INT
110 NTAPI
111 GreGetObject(
112 IN HGDIOBJ hobj,
113 IN INT cbCount,
114 OUT PVOID pvBuffer);
115
116 POBJ
117 NTAPI
118 GDIOBJ_AllocateObject(
119 UCHAR objt,
120 ULONG cjSize,
121 FLONG fl);
122
123 VOID
124 NTAPI
125 GDIOBJ_vDeleteObject(
126 POBJ pobj);
127
128 POBJ
129 NTAPI
130 GDIOBJ_ReferenceObjectByHandle(
131 HGDIOBJ hobj,
132 UCHAR objt);
133
134 VOID
135 NTAPI
136 GDIOBJ_vReferenceObjectByPointer(
137 POBJ pobj);
138
139 VOID
140 NTAPI
141 GDIOBJ_vDereferenceObject(
142 POBJ pobj);
143
144 PGDIOBJ
145 NTAPI
146 GDIOBJ_LockObject(
147 HGDIOBJ hobj,
148 UCHAR objt);
149
150 PGDIOBJ
151 NTAPI
152 GDIOBJ_TryLockObject(
153 HGDIOBJ hobj,
154 UCHAR objt);
155
156 VOID
157 NTAPI
158 GDIOBJ_vUnlockObject(
159 POBJ pobj);
160
161 VOID
162 NTAPI
163 GDIOBJ_vSetObjectOwner(
164 POBJ pobj,
165 ULONG ulOwner);
166
167 BOOL
168 NTAPI
169 GDIOBJ_bLockMultipleObjects(
170 ULONG ulCount,
171 HGDIOBJ* ahObj,
172 PGDIOBJ* apObj,
173 UCHAR objt);
174
175 HGDIOBJ
176 NTAPI
177 GDIOBJ_hInsertObject(
178 POBJ pobj,
179 ULONG ulOwner);
180
181 VOID
182 NTAPI
183 GDIOBJ_vFreeObject(
184 POBJ pobj);
185
186 VOID
187 NTAPI
188 GDIOBJ_vSetObjectAttr(
189 POBJ pobj,
190 PVOID pvObjAttr);
191
192 PVOID
193 NTAPI
194 GDIOBJ_pvGetObjectAttr(
195 POBJ pobj);
196
197 BOOL NTAPI GDIOBJ_ConvertToStockObj(HGDIOBJ *hObj);
198 POBJ NTAPI GDIOBJ_AllocObjWithHandle(ULONG ObjectType, ULONG cjSize);
199 PGDIOBJ NTAPI GDIOBJ_ShareLockObj(HGDIOBJ hObj, DWORD ObjectType);
200 PVOID NTAPI GDI_MapHandleTable(PEPROCESS Process);