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208 lines
6.6 KiB
C
208 lines
6.6 KiB
C
/*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS system libraries
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* FILE: lib/ntdll/rtl/process.c
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* PURPOSE: Process functions
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* PROGRAMMER: Ariadne (ariadne@xs4all.nl)
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* UPDATE HISTORY:
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* Created 01/11/98
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*/
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/* INCLUDES *******************************************************************/
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#include <ntdll.h>
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#define NDEBUG
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#include <debug.h>
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/* FUNCTIONS ******************************************************************/
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/* HACK: ReactOS specific changes, see bug-reports CORE-6611 and CORE-4620 (aka. #5003) */
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static VOID NTAPI
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SetRosSpecificInfo(IN OUT PRTL_OSVERSIONINFOEXW VersionInformation)
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{
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CHAR Buffer[sizeof(KEY_VALUE_PARTIAL_INFORMATION) + sizeof(ULONG)];
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PKEY_VALUE_PARTIAL_INFORMATION kvpInfo = (PVOID)Buffer;
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OBJECT_ATTRIBUTES ObjectAttributes;
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ULONG ReportAsWorkstation = 0;
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HANDLE hKey;
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ULONG Length;
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NTSTATUS Status;
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UNICODE_STRING KeyName = RTL_CONSTANT_STRING(L"\\Registry\\Machine\\SYSTEM\\CurrentControlSet\\Control\\ReactOS\\Settings\\Version");
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UNICODE_STRING ValName = RTL_CONSTANT_STRING(L"ReportAsWorkstation");
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InitializeObjectAttributes(&ObjectAttributes,
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&KeyName,
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OBJ_OPENIF | OBJ_CASE_INSENSITIVE,
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NULL,
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NULL);
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/* Don't change anything if the key doesn't exist */
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Status = NtOpenKey(&hKey, KEY_READ, &ObjectAttributes);
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if (NT_SUCCESS(Status))
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{
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/* Get the value from the registry and make sure it's a 32-bit value */
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Status = NtQueryValueKey(hKey,
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&ValName,
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KeyValuePartialInformation,
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kvpInfo,
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sizeof(Buffer),
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&Length);
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if (NT_SUCCESS(Status) &&
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(kvpInfo->Type == REG_DWORD) &&
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(kvpInfo->DataLength == sizeof(ULONG)))
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{
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/* Is the value set? */
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ReportAsWorkstation = *(PULONG)kvpInfo->Data;
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if ((VersionInformation->wProductType == VER_NT_SERVER) &&
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(ReportAsWorkstation != 0))
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{
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/* It is, modify the product type to report a workstation */
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VersionInformation->wProductType = VER_NT_WORKSTATION;
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DPRINT1("We modified the reported OS from NtProductServer to NtProductWinNt\n");
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}
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}
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/* Close the handle */
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NtClose(hKey);
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}
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}
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/**********************************************************************
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* NAME EXPORTED
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* RtlGetNtProductType
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*
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* DESCRIPTION
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* Retrieves the OS product type.
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*
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* ARGUMENTS
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* ProductType Pointer to the product type variable.
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*
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* RETURN VALUE
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* TRUE if successful, otherwise FALSE
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*
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* NOTE
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* ProductType can be one of the following values:
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* 1 Workstation (WinNT)
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* 2 Server (LanmanNT)
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* 3 Advanced Server (ServerNT)
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*
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* REVISIONS
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* 2000-08-10 ekohl
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*
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* @implemented
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*/
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BOOLEAN NTAPI
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RtlGetNtProductType(PNT_PRODUCT_TYPE ProductType)
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{
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*ProductType = SharedUserData->NtProductType;
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return TRUE;
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}
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/**********************************************************************
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* NAME EXPORTED
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* RtlGetNtVersionNumbers
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*
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* DESCRIPTION
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* Get the version numbers of the run time library.
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*
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* ARGUMENTS
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* pMajorVersion [OUT] Destination for the Major version
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* pMinorVersion [OUT] Destination for the Minor version
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* pBuildNumber [OUT] Destination for the Build version
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*
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* RETURN VALUE
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* Nothing.
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*
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* NOTES
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* - Introduced in Windows XP (NT 5.1)
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* - Since this call didn't exist before XP, we report at least the version
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* 5.1. This fixes the loading of msvcrt.dll as released with XP Home,
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* which fails in DLLMain() if the major version isn't 5.
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*
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* @implemented
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*/
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VOID NTAPI
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RtlGetNtVersionNumbers(OUT PULONG pMajorVersion,
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OUT PULONG pMinorVersion,
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OUT PULONG pBuildNumber)
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{
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PPEB pPeb = NtCurrentPeb();
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if (pMajorVersion)
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{
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*pMajorVersion = pPeb->OSMajorVersion < 5 ? 5 : pPeb->OSMajorVersion;
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}
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if (pMinorVersion)
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{
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if ( (pPeb->OSMajorVersion < 5) ||
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((pPeb->OSMajorVersion == 5) && (pPeb->OSMinorVersion < 1)) )
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*pMinorVersion = 1;
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else
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*pMinorVersion = pPeb->OSMinorVersion;
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}
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if (pBuildNumber)
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{
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/* Windows really does this! */
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*pBuildNumber = (0xF0000000 | pPeb->OSBuildNumber);
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}
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}
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/*
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* @implemented
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* @note User-mode version of RtlGetVersion in ntoskrnl/rtl/misc.c
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*/
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NTSTATUS NTAPI
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RtlGetVersion(IN OUT PRTL_OSVERSIONINFOW lpVersionInformation)
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{
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SIZE_T Length;
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PPEB Peb = NtCurrentPeb();
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if (lpVersionInformation->dwOSVersionInfoSize != sizeof(RTL_OSVERSIONINFOW) &&
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lpVersionInformation->dwOSVersionInfoSize != sizeof(RTL_OSVERSIONINFOEXW))
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{
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return STATUS_INVALID_PARAMETER;
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}
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lpVersionInformation->dwMajorVersion = Peb->OSMajorVersion;
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lpVersionInformation->dwMinorVersion = Peb->OSMinorVersion;
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lpVersionInformation->dwBuildNumber = Peb->OSBuildNumber;
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lpVersionInformation->dwPlatformId = Peb->OSPlatformId;
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RtlZeroMemory(lpVersionInformation->szCSDVersion, sizeof(lpVersionInformation->szCSDVersion));
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/* If we have a CSD version string, initialized by Application Compatibility... */
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if (Peb->CSDVersion.Length && Peb->CSDVersion.Buffer && Peb->CSDVersion.Buffer[0] != UNICODE_NULL)
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{
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/* ... copy it... */
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Length = min(wcslen(Peb->CSDVersion.Buffer), ARRAYSIZE(lpVersionInformation->szCSDVersion) - 1);
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wcsncpy(lpVersionInformation->szCSDVersion, Peb->CSDVersion.Buffer, Length);
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}
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else
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{
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/* ... otherwise we just null-terminate it */
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Length = 0;
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}
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/* Always null-terminate the user CSD version string */
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lpVersionInformation->szCSDVersion[Length] = UNICODE_NULL;
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if (lpVersionInformation->dwOSVersionInfoSize == sizeof(RTL_OSVERSIONINFOEXW))
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{
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PRTL_OSVERSIONINFOEXW InfoEx = (PRTL_OSVERSIONINFOEXW)lpVersionInformation;
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InfoEx->wServicePackMajor = (Peb->OSCSDVersion >> 8) & 0xFF;
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InfoEx->wServicePackMinor = Peb->OSCSDVersion & 0xFF;
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InfoEx->wSuiteMask = SharedUserData->SuiteMask & 0xFFFF;
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InfoEx->wProductType = SharedUserData->NtProductType;
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InfoEx->wReserved = 0;
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/* HACK: ReactOS specific changes, see bug-reports CORE-6611 and CORE-4620 (aka. #5003) */
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SetRosSpecificInfo(InfoEx);
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}
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return STATUS_SUCCESS;
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}
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/* EOF */
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