reactos/dll/ntdll/rtl/version.c
Amine Khaldi c424146e2c Create a branch for cmake bringup.
svn path=/branches/cmake-bringup/; revision=48236
2010-07-24 18:52:44 +00:00

148 lines
3.7 KiB
C

/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS system libraries
* FILE: lib/ntdll/rtl/process.c
* PURPOSE: Process functions
* PROGRAMMER: Ariadne ( ariadne@xs4all.nl)
* UPDATE HISTORY:
* Created 01/11/98
*/
/* INCLUDES ****************************************************************/
#include <ntdll.h>
#define NDEBUG
#include <debug.h>
/* FUNCTIONS ****************************************************************/
/**********************************************************************
* NAME EXPORTED
* RtlGetNtProductType
*
* DESCRIPTION
* Retrieves the OS product type.
*
* ARGUMENTS
* ProductType Pointer to the product type variable.
*
* RETURN VALUE
* TRUE if successful, otherwise FALSE
*
* NOTE
* ProductType can be one of the following values:
* 1 Workstation (Winnt)
* 2 Server (Lanmannt)
* 3 Advanced Server (Servernt)
*
* REVISIONS
* 2000-08-10 ekohl
*
* @implemented
*/
BOOLEAN NTAPI
RtlGetNtProductType(PNT_PRODUCT_TYPE ProductType)
{
*ProductType = SharedUserData->NtProductType;
return(TRUE);
}
/**********************************************************************
* NAME EXPORTED
* RtlGetNtVersionNumbers
*
* DESCRIPTION
* Get the version numbers of the run time library.
*
* ARGUMENTS
* major [OUT] Destination for the Major version
* minor [OUT] Destination for the Minor version
* build [OUT] Destination for the Build version
*
* RETURN VALUE
* Nothing.
*
* NOTE
* Introduced in Windows XP (NT5.1)
*
* @implemented
*/
void NTAPI
RtlGetNtVersionNumbers(LPDWORD major, LPDWORD minor, LPDWORD build)
{
PPEB pPeb = NtCurrentPeb();
if (major)
{
/* msvcrt.dll as released with XP Home fails in DLLMain() if the
* major version is not 5. So, we should never set a version < 5 ...
* This makes sense since this call didn't exist before XP anyway.
*/
*major = pPeb->OSMajorVersion < 5 ? 5 : pPeb->OSMajorVersion;
}
if (minor)
{
if (pPeb->OSMinorVersion <= 5)
*minor = pPeb->OSMinorVersion < 1 ? 1 : pPeb->OSMinorVersion;
else
*minor = pPeb->OSMinorVersion;
}
if (build)
{
/* FIXME: Does anybody know the real formula? */
*build = (0xF0000000 | pPeb->OSBuildNumber);
}
}
/*
* @implemented
*/
NTSTATUS NTAPI
RtlGetVersion(RTL_OSVERSIONINFOW *Info)
{
LONG i, MaxLength;
if (Info->dwOSVersionInfoSize == sizeof(RTL_OSVERSIONINFOW) ||
Info->dwOSVersionInfoSize == sizeof(RTL_OSVERSIONINFOEXW))
{
PPEB Peb = NtCurrentPeb();
Info->dwMajorVersion = Peb->OSMajorVersion;
Info->dwMinorVersion = Peb->OSMinorVersion;
Info->dwBuildNumber = Peb->OSBuildNumber;
Info->dwPlatformId = Peb->OSPlatformId;
RtlZeroMemory(Info->szCSDVersion, sizeof(Info->szCSDVersion));
if(((Peb->OSCSDVersion >> 8) & 0xFF) != 0)
{
MaxLength = (sizeof(Info->szCSDVersion) / sizeof(Info->szCSDVersion[0])) - 1;
i = _snwprintf(Info->szCSDVersion,
MaxLength,
L"Service Pack %d",
((Peb->OSCSDVersion >> 8) & 0xFF));
if (i < 0)
{
/* null-terminate if it was overflowed */
Info->szCSDVersion[MaxLength] = L'\0';
}
}
if (Info->dwOSVersionInfoSize == sizeof(RTL_OSVERSIONINFOEXW))
{
RTL_OSVERSIONINFOEXW *InfoEx = (RTL_OSVERSIONINFOEXW *)Info;
InfoEx->wServicePackMajor = (Peb->OSCSDVersion >> 8) & 0xFF;
InfoEx->wServicePackMinor = Peb->OSCSDVersion & 0xFF;
InfoEx->wSuiteMask = SharedUserData->SuiteMask;
InfoEx->wProductType = SharedUserData->NtProductType;
}
return STATUS_SUCCESS;
}
return STATUS_INVALID_PARAMETER;
}
/* EOF */