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
30 WINE_DEFAULT_DEBUG_CHANNEL(user32);
31
32 /*
33 * @implemented
34 */
35 BOOL
36 WINAPI
GetUserObjectInformationA(HANDLE hObj,int nIndex,PVOID pvInfo,DWORD nLength,LPDWORD lpnLengthNeeded)37 GetUserObjectInformationA(
38 HANDLE hObj,
39 int nIndex,
40 PVOID pvInfo,
41 DWORD nLength,
42 LPDWORD lpnLengthNeeded)
43 {
44 LPWSTR buffer;
45 BOOL ret = FALSE;
46 DWORD LengthNeeded;
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 */
55 buffer = HeapAlloc(GetProcessHeap(), 0, nLength*2);
56 if (buffer == NULL)
57 {
58 SetLastError(ERROR_NOT_ENOUGH_MEMORY);
59 return FALSE;
60 }
61
62 /* get unicode string */
63 if (GetUserObjectInformationW(hObj, nIndex, buffer, nLength*2, lpnLengthNeeded))
64 {
65 /* convert string */
66 LengthNeeded = WideCharToMultiByte(CP_THREAD_ACP, 0, buffer, -1,
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 */
78 HeapFree(GetProcessHeap(), 0, buffer);
79 return ret;
80 }
81