ReactOS  0.4.15-dev-2700-g4b4ffa9
object.c
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1 /*
2  * ReactOS kernel
3  * Copyright (C) 1998, 1999, 2000, 2001 ReactOS Team
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18  */
19 /*
20  * PROJECT: ReactOS user32.dll
21  * FILE: win32ss/user/user32/misc/object.c
22  * PURPOSE: DDE
23  * PROGRAMMER: Casper S. Hornstrup (chorns@users.sourceforge.net)
24  * UPDATE HISTORY:
25  * 09-05-2001 CSH Created
26  */
27 
28 #include <user32.h>
29 
31 
32 /*
33  * @implemented
34  */
35 BOOL
36 WINAPI
38  HANDLE hObj,
39  int nIndex,
40  PVOID pvInfo,
41  DWORD nLength,
42  LPDWORD lpnLengthNeeded)
43 {
44  LPWSTR buffer;
45  BOOL ret = FALSE;
47 
48  TRACE("GetUserObjectInformationA(%x %d %x %d %x)\n", hObj, nIndex,
49  pvInfo, nLength, lpnLengthNeeded);
50 
51  if (nIndex != UOI_NAME && nIndex != UOI_TYPE)
52  return GetUserObjectInformationW(hObj, nIndex, pvInfo, nLength, lpnLengthNeeded);
53 
54  /* allocate unicode buffer */
56  if (buffer == NULL)
57  {
59  return FALSE;
60  }
61 
62  /* get unicode string */
63  if (GetUserObjectInformationW(hObj, nIndex, buffer, nLength*2, lpnLengthNeeded))
64  {
65  /* convert string */
67  pvInfo, nLength, NULL, NULL);
68 
69  if (LengthNeeded != 0)
70  {
71  if (lpnLengthNeeded)
72  *lpnLengthNeeded = LengthNeeded;
73  ret = TRUE;
74  }
75  }
76 
77  /* free resources */
79  return ret;
80 }
BOOL WINAPI GetUserObjectInformationW(_In_ HANDLE hObj, _In_ int nIndex, _Out_writes_bytes_opt_(nLength) PVOID pvInfo, _In_ DWORD nLength, _Out_opt_ LPDWORD lpnLengthNeeded)
#define WideCharToMultiByte
Definition: compat.h:111
#define TRUE
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_In_ DWORD nLength
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#define ERROR_NOT_ENOUGH_MEMORY
Definition: dderror.h:7
GLuint buffer
Definition: glext.h:5915
#define FALSE
Definition: types.h:117
unsigned int BOOL
Definition: ntddk_ex.h:94
BOOL WINAPI GetUserObjectInformationA(HANDLE hObj, int nIndex, PVOID pvInfo, DWORD nLength, LPDWORD lpnLengthNeeded)
Definition: object.c:37
#define TRACE(s)
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#define GetProcessHeap()
Definition: compat.h:595
PVOID WINAPI HeapAlloc(HANDLE, DWORD, SIZE_T)
#define UOI_NAME
Definition: winuser.h:1074
#define WINAPI
Definition: msvc.h:6
unsigned long DWORD
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#define SetLastError(x)
Definition: compat.h:611
int ret
#define UOI_TYPE
Definition: winuser.h:1075
#define NULL
Definition: types.h:112
uint32_t * LPDWORD
Definition: typedefs.h:59
_Must_inspect_result_ _In_ PFILE_OBJECT _In_ SECURITY_INFORMATION _In_ ULONG _Out_opt_ PULONG LengthNeeded
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WCHAR * LPWSTR
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