reactos/ntoskrnl/rtl/misc.c

   1 /* $Id$
   2  *
   3  * COPYRIGHT:       See COPYING in the top level directory
   4  * PROJECT:         ReactOS kernel
   5  * FILE:            ntoskrnl/rtl/misc.c
   6  * PURPOSE:         Various functions
   7  *
   8  * PROGRAMMERS:     Hartmut Birr
   9  */
  10
  11 /* INCLUDES *****************************************************************/
  12
  13 #include <ntoskrnl.h>
  14 #define NDEBUG
  15 #include <internal/debug.h>
  16
  17 /* GLOBALS *******************************************************************/
  18
  19 extern ULONG NtGlobalFlag;
  20 extern ULONG NtMajorVersion;
  21 extern ULONG NtMinorVersion;
  22 extern ULONG NtOSCSDVersion;
  23
  24 /* FUNCTIONS *****************************************************************/
  25
  26 /*
  27 * @implemented
  28 */
  29 ULONG
  30 STDCALL
  31 RtlGetNtGlobalFlags(VOID)
  32 {
  33         return(NtGlobalFlag);
  34 }
  35
  36
  37 /*
  38 * @implemented
  39 */
  40 NTSTATUS STDCALL
  41 RtlGetVersion(IN OUT PRTL_OSVERSIONINFOW lpVersionInformation)
  42 {
  43    if (lpVersionInformation->dwOSVersionInfoSize == sizeof(RTL_OSVERSIONINFOW) ||
  44        lpVersionInformation->dwOSVersionInfoSize == sizeof(RTL_OSVERSIONINFOEXW))
  45    {
  46       lpVersionInformation->dwMajorVersion = NtMajorVersion;
  47       lpVersionInformation->dwMinorVersion = NtMinorVersion;
  48       lpVersionInformation->dwBuildNumber = NtBuildNumber;
  49       lpVersionInformation->dwPlatformId = VER_PLATFORM_WIN32_NT;
  50       if(((NtOSCSDVersion >> 8) & 0xFF) != 0)
  51       {
  52         int i = _snwprintf(lpVersionInformation->szCSDVersion,
  53                            (sizeof(lpVersionInformation->szCSDVersion) / sizeof(lpVersionInformation->szCSDVersion[0])) - 1,
  54                            L"Service Pack %d",
  55                            ((NtOSCSDVersion >> 8) & 0xFF));
  56         lpVersionInformation->szCSDVersion[i] = L'\0';
  57       }
  58       else
  59       {
  60         RtlZeroMemory(lpVersionInformation->szCSDVersion, sizeof(lpVersionInformation->szCSDVersion));
  61       }
  62       if (lpVersionInformation->dwOSVersionInfoSize == sizeof(OSVERSIONINFOEXW))
  63       {
  64          RTL_OSVERSIONINFOEXW *InfoEx = (RTL_OSVERSIONINFOEXW *)lpVersionInformation;
  65          InfoEx->wServicePackMajor = (NtOSCSDVersion >> 8) & 0xFF;
  66          InfoEx->wServicePackMinor = NtOSCSDVersion & 0xFF;
  67          InfoEx->wSuiteMask = SharedUserData->SuiteMask;
  68          InfoEx->wProductType = SharedUserData->NtProductType;
  69       }
  70
  71       return STATUS_SUCCESS;
  72    }
  73
  74    return STATUS_INVALID_PARAMETER;
  75 }
  76