dlls/slc/slc.c

   1 /*
   2  *
   3  * Copyright 2008 Alistair Leslie-Hughes
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library 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 GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #include <stdarg.h>
  21
  22 #include "ntstatus.h"
  23 #define WIN32_NO_STATUS
  24 #include "windef.h"
  25 #include "winbase.h"
  26 #include "winternl.h"
  27 #include "wine/debug.h"
  28
  29 #include "slpublic.h"
  30 #include "slerror.h"
  31
  32 WINE_DEFAULT_DEBUG_CHANNEL(slc);
  33
  34 HRESULT WINAPI SLGetWindowsInformation(LPCWSTR name, SLDATATYPE *type, UINT *val, LPBYTE *size)
  35 {
  36     FIXME("(%s %p %p %p) stub\n", debugstr_w(name), type, val, size );
  37
  38     return SL_E_RIGHT_NOT_GRANTED;
  39 }
  40
  41 HRESULT WINAPI SLGetWindowsInformationDWORD(LPCWSTR lpszValueName, LPDWORD pdwValue)
  42 {
  43     UNICODE_STRING nameW;
  44     NTSTATUS status;
  45     ULONG type, len;
  46
  47     TRACE("(%s)\n", debugstr_w(lpszValueName) );
  48
  49     if (!lpszValueName || !pdwValue)
  50         return E_INVALIDARG;
  51     if (!lpszValueName[0])
  52         return SL_E_RIGHT_NOT_GRANTED;
  53
  54     RtlInitUnicodeString( &nameW, lpszValueName );
  55     status = NtQueryLicenseValue( &nameW, &type, pdwValue, sizeof(DWORD), &len );
  56
  57     if (status == STATUS_OBJECT_NAME_NOT_FOUND)
  58         return SL_E_VALUE_NOT_FOUND;
  59     if ((!status || status == STATUS_BUFFER_TOO_SMALL) && (type != REG_DWORD))
  60         return SL_E_DATATYPE_MISMATCHED;
  61
  62     return status ? E_FAIL : S_OK;
  63 }