reactos/ntoskrnl/rtl/misc.c
Cameron Gutman c2d0d784c7 [USB-BRINGUP-TRUNK]
- Create a branch to do a proper merge of USB work from a trunk base instead of from cmake-bringup
- In the future, DO NOT under any circumstances branch another branch. This leads to merge problems!

svn path=/branches/usb-bringup-trunk/; revision=55018
2012-01-20 20:58:46 +00:00

80 lines
2.4 KiB
C

/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
* FILE: ntoskrnl/rtl/misc.c
* PURPOSE: Various functions
*
* PROGRAMMERS:
*/
/* INCLUDES *****************************************************************/
#include <ntoskrnl.h>
#define NDEBUG
#include <debug.h>
/* GLOBALS *******************************************************************/
extern ULONG NtGlobalFlag;
extern ULONG NtMajorVersion;
extern ULONG NtMinorVersion;
extern ULONG NtOSCSDVersion;
/* FUNCTIONS *****************************************************************/
/*
* @implemented
*/
ULONG
NTAPI
RtlGetNtGlobalFlags(VOID)
{
return(NtGlobalFlag);
}
/*
* @implemented
*/
NTSTATUS NTAPI
RtlGetVersion(IN OUT PRTL_OSVERSIONINFOW lpVersionInformation)
{
LONG i;
ULONG MaxLength;
if (lpVersionInformation->dwOSVersionInfoSize == sizeof(RTL_OSVERSIONINFOW) ||
lpVersionInformation->dwOSVersionInfoSize == sizeof(RTL_OSVERSIONINFOEXW))
{
lpVersionInformation->dwMajorVersion = NtMajorVersion;
lpVersionInformation->dwMinorVersion = NtMinorVersion;
lpVersionInformation->dwBuildNumber = NtBuildNumber;
lpVersionInformation->dwPlatformId = VER_PLATFORM_WIN32_NT;
RtlZeroMemory(lpVersionInformation->szCSDVersion, sizeof(lpVersionInformation->szCSDVersion));
if(((CmNtCSDVersion >> 8) & 0xFF) != 0)
{
MaxLength = (sizeof(lpVersionInformation->szCSDVersion) / sizeof(lpVersionInformation->szCSDVersion[0])) - 1;
i = _snwprintf(lpVersionInformation->szCSDVersion,
MaxLength,
L"Service Pack %d",
((CmNtCSDVersion >> 8) & 0xFF));
if (i < 0)
{
/* null-terminate if it was overflowed */
lpVersionInformation->szCSDVersion[MaxLength] = L'\0';
}
}
if (lpVersionInformation->dwOSVersionInfoSize == sizeof(OSVERSIONINFOEXW))
{
RTL_OSVERSIONINFOEXW *InfoEx = (RTL_OSVERSIONINFOEXW *)lpVersionInformation;
InfoEx->wServicePackMajor = (USHORT)(CmNtCSDVersion >> 8) & 0xFF;
InfoEx->wServicePackMinor = (USHORT)(CmNtCSDVersion & 0xFF);
InfoEx->wSuiteMask = (USHORT)SharedUserData->SuiteMask;
InfoEx->wProductType = SharedUserData->NtProductType;
}
return STATUS_SUCCESS;
}
return STATUS_INVALID_PARAMETER;
}