d85e6768d453a0ee86a0d8c0e64e367f6002c0d1
[reactos.git] / reactos / win32ss / user / user32 / misc / object.c
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: lib/user32/misc/dde.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 /* INCLUDES ******************************************************************/
29
30 #include <user32.h>
31
32 #include <wine/debug.h>
33 WINE_DEFAULT_DEBUG_CHANNEL(user32);
34
35 /* FUNCTIONS *****************************************************************/
36
37 /*
38 * @implemented
39 */
40 BOOL
41 WINAPI
42 GetUserObjectInformationA(
43 HANDLE hObj,
44 int nIndex,
45 PVOID pvInfo,
46 DWORD nLength,
47 LPDWORD lpnLengthNeeded)
48 {
49 LPWSTR buffer;
50 BOOL ret = FALSE;
51 DWORD LengthNeeded;
52
53 TRACE("GetUserObjectInformationA(%x %d %x %d %x)\n", hObj, nIndex,
54 pvInfo, nLength, lpnLengthNeeded);
55
56 if (nIndex != UOI_NAME && nIndex != UOI_TYPE)
57 return GetUserObjectInformationW(hObj, nIndex, pvInfo, nLength, lpnLengthNeeded);
58
59 /* allocate unicode buffer */
60 buffer = HeapAlloc(GetProcessHeap(), 0, nLength*2);
61 if (buffer == NULL)
62 {
63 SetLastError(ERROR_NOT_ENOUGH_MEMORY);
64 return FALSE;
65 }
66
67 /* get unicode string */
68 if (GetUserObjectInformationW(hObj, nIndex, buffer, nLength*2, lpnLengthNeeded))
69 {
70 /* convert string */
71 LengthNeeded = WideCharToMultiByte(CP_THREAD_ACP, 0, buffer, -1,
72 pvInfo, nLength, NULL, NULL);
73
74 if (LengthNeeded != 0)
75 {
76 *lpnLengthNeeded = LengthNeeded;
77 ret = TRUE;
78 }
79 }
80
81 /* free resources */
82 HeapFree(GetProcessHeap(), 0, buffer);
83 return ret;
84 }