reactos/dll/win32/kernel32/client/sysinfo.c
2013-06-16 22:01:41 +00:00

368 lines
8.6 KiB
C

/*
* PROJECT: ReactOS Win32 Base API
* LICENSE: See COPYING in the top level directory
* FILE: dll/win32/kernel32/client/sysinfo.c
* PURPOSE: System Information Functions
* PROGRAMMERS: Emanuele Aliberti
* Christoph von Wittich
* Thomas Weidenmueller
* Gunnar Andre Dalsnes
*/
/* INCLUDES *******************************************************************/
#include <k32.h>
#define NDEBUG
#include <debug.h>
#define PV_NT351 0x00030033
/* PRIVATE FUNCTIONS **********************************************************/
VOID
WINAPI
GetSystemInfoInternal(IN PSYSTEM_BASIC_INFORMATION BasicInfo,
IN PSYSTEM_PROCESSOR_INFORMATION ProcInfo,
OUT LPSYSTEM_INFO SystemInfo)
{
RtlZeroMemory(SystemInfo, sizeof (SYSTEM_INFO));
SystemInfo->wProcessorArchitecture = ProcInfo->ProcessorArchitecture;
SystemInfo->wReserved = 0;
SystemInfo->dwPageSize = BasicInfo->PageSize;
SystemInfo->lpMinimumApplicationAddress = (PVOID)BasicInfo->MinimumUserModeAddress;
SystemInfo->lpMaximumApplicationAddress = (PVOID)BasicInfo->MaximumUserModeAddress;
SystemInfo->dwActiveProcessorMask = BasicInfo->ActiveProcessorsAffinityMask;
SystemInfo->dwNumberOfProcessors = BasicInfo->NumberOfProcessors;
SystemInfo->wProcessorLevel = ProcInfo->ProcessorLevel;
SystemInfo->wProcessorRevision = ProcInfo->ProcessorRevision;
SystemInfo->dwAllocationGranularity = BasicInfo->AllocationGranularity;
switch (ProcInfo->ProcessorArchitecture)
{
case PROCESSOR_ARCHITECTURE_INTEL:
switch (ProcInfo->ProcessorLevel)
{
case 3:
SystemInfo->dwProcessorType = PROCESSOR_INTEL_386;
break;
case 4:
SystemInfo->dwProcessorType = PROCESSOR_INTEL_486;
break;
default:
SystemInfo->dwProcessorType = PROCESSOR_INTEL_PENTIUM;
}
break;
case PROCESSOR_ARCHITECTURE_AMD64:
SystemInfo->dwProcessorType = PROCESSOR_AMD_X8664;
break;
case PROCESSOR_ARCHITECTURE_IA64:
SystemInfo->dwProcessorType = PROCESSOR_INTEL_IA64;
break;
default:
SystemInfo->dwProcessorType = 0;
break;
}
if (PV_NT351 > GetProcessVersion(0))
{
SystemInfo->wProcessorLevel = 0;
SystemInfo->wProcessorRevision = 0;
}
}
/* PUBLIC FUNCTIONS ***********************************************************/
/*
* @implemented
*/
SIZE_T
WINAPI
GetLargePageMinimum(VOID)
{
return SharedUserData->LargePageMinimum;
}
/*
* @implemented
*/
VOID
WINAPI
GetSystemInfo(IN LPSYSTEM_INFO lpSystemInfo)
{
SYSTEM_BASIC_INFORMATION BasicInfo;
SYSTEM_PROCESSOR_INFORMATION ProcInfo;
NTSTATUS Status;
Status = NtQuerySystemInformation(SystemBasicInformation,
&BasicInfo,
sizeof(BasicInfo),
0);
if (!NT_SUCCESS(Status)) return;
Status = NtQuerySystemInformation(SystemProcessorInformation,
&ProcInfo,
sizeof(ProcInfo),
0);
if (!NT_SUCCESS(Status)) return;
GetSystemInfoInternal(&BasicInfo, &ProcInfo, lpSystemInfo);
}
/*
* @implemented
*/
BOOL
WINAPI
IsProcessorFeaturePresent(IN DWORD ProcessorFeature)
{
if (ProcessorFeature >= PROCESSOR_FEATURE_MAX) return FALSE;
return ((BOOL)SharedUserData->ProcessorFeatures[ProcessorFeature]);
}
/*
* @implemented
*/
BOOL
WINAPI
GetSystemRegistryQuota(OUT PDWORD pdwQuotaAllowed,
OUT PDWORD pdwQuotaUsed)
{
SYSTEM_REGISTRY_QUOTA_INFORMATION QuotaInfo;
ULONG BytesWritten;
NTSTATUS Status;
Status = NtQuerySystemInformation(SystemRegistryQuotaInformation,
&QuotaInfo,
sizeof(QuotaInfo),
&BytesWritten);
if (NT_SUCCESS(Status))
{
if (pdwQuotaAllowed) *pdwQuotaAllowed = QuotaInfo.RegistryQuotaAllowed;
if (pdwQuotaUsed) *pdwQuotaUsed = QuotaInfo.RegistryQuotaUsed;
return TRUE;
}
BaseSetLastNTError(Status);
return FALSE;
}
/*
* @implemented
*/
VOID
WINAPI
GetNativeSystemInfo(IN LPSYSTEM_INFO lpSystemInfo)
{
SYSTEM_BASIC_INFORMATION BasicInfo;
SYSTEM_PROCESSOR_INFORMATION ProcInfo;
NTSTATUS Status;
/* FIXME: Should be SystemNativeBasicInformation */
Status = NtQuerySystemInformation(SystemBasicInformation,
&BasicInfo,
sizeof(BasicInfo),
0);
if (!NT_SUCCESS(Status)) return;
/* FIXME: Should be SystemNativeProcessorInformation */
Status = NtQuerySystemInformation(SystemProcessorInformation,
&ProcInfo,
sizeof(ProcInfo),
0);
if (!NT_SUCCESS(Status)) return;
GetSystemInfoInternal(&BasicInfo, &ProcInfo, lpSystemInfo);
}
/*
* @implemented
*/
BOOL
WINAPI
GetLogicalProcessorInformation(OUT PSYSTEM_LOGICAL_PROCESSOR_INFORMATION Buffer,
IN OUT PDWORD ReturnLength)
{
NTSTATUS Status;
if (!ReturnLength)
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
Status = NtQuerySystemInformation(SystemLogicalProcessorInformation,
Buffer,
*ReturnLength,
ReturnLength);
/* Normalize the error to what Win32 expects */
if (Status == STATUS_INFO_LENGTH_MISMATCH) Status = STATUS_BUFFER_TOO_SMALL;
if (!NT_SUCCESS(Status))
{
BaseSetLastNTError(Status);
return FALSE;
}
return TRUE;
}
/*
* @unimplemented
*/
BOOL
WINAPI
GetNumaHighestNodeNumber(OUT PULONG HighestNodeNumber)
{
STUB;
return 0;
}
/*
* @unimplemented
*/
BOOL
WINAPI
GetNumaNodeProcessorMask(IN UCHAR Node,
OUT PULONGLONG ProcessorMask)
{
STUB;
return 0;
}
/*
* @unimplemented
*/
BOOL
WINAPI
GetNumaProcessorNode(IN UCHAR Processor,
OUT PUCHAR NodeNumber)
{
STUB;
return 0;
}
/*
* @unimplemented
*/
BOOL
WINAPI
GetNumaAvailableMemoryNode(IN UCHAR Node,
OUT PULONGLONG AvailableBytes)
{
STUB;
return FALSE;
}
/*
* @unimplemented
*/
DWORD
WINAPI
GetFirmwareEnvironmentVariableW(IN LPCWSTR lpName,
IN LPCWSTR lpGuid,
IN PVOID pValue,
IN DWORD nSize)
{
STUB;
return 0;
}
/*
* @unimplemented
*/
BOOL
WINAPI
SetFirmwareEnvironmentVariableW(IN LPCWSTR lpName,
IN LPCWSTR lpGuid,
IN PVOID pValue,
IN DWORD nSize)
{
STUB;
return 0;
}
/*
* @unimplemented
*/
DWORD
WINAPI
GetFirmwareEnvironmentVariableA(IN LPCSTR lpName,
IN LPCSTR lpGuid,
IN PVOID pValue,
IN DWORD nSize)
{
STUB;
return 0;
}
/*
* @unimplemented
*/
BOOL
WINAPI
SetFirmwareEnvironmentVariableA(IN LPCSTR lpName,
IN LPCSTR lpGuid,
IN PVOID pValue,
IN DWORD nSize)
{
STUB;
return 0;
}
/*
* @unimplemented
*/
UINT
WINAPI
EnumSystemFirmwareTables(IN DWORD FirmwareTableProviderSignature,
OUT PVOID pFirmwareTableBuffer,
IN DWORD BufferSize)
{
STUB;
return 0;
}
/*
* @unimplemented
*/
UINT
WINAPI
GetSystemFirmwareTable(IN DWORD FirmwareTableProviderSignature,
IN DWORD FirmwareTableID,
OUT PVOID pFirmwareTableBuffer,
IN DWORD BufferSize)
{
STUB;
return 0;
}
/*
* @unimplemented
*/
BOOL
WINAPI
GetSystemFileCacheSize(OUT PSIZE_T lpMinimumFileCacheSize,
OUT PSIZE_T lpMaximumFileCacheSize,
OUT PDWORD lpFlags)
{
STUB;
return FALSE;
}
/*
* @unimplemented
*/
BOOL
WINAPI
SetSystemFileCacheSize(IN SIZE_T MinimumFileCacheSize,
IN SIZE_T MaximumFileCacheSize,
IN DWORD Flags)
{
STUB;
return FALSE;
}