mirror of
https://github.com/reactos/reactos.git
synced 2024-07-02 10:45:24 +00:00
478 lines
12 KiB
C
478 lines
12 KiB
C
/*
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* PROJECT: ReactOS Win32 Base API
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* LICENSE: See COPYING in the top level directory
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* FILE: dll/win32/kernel32/client/sysinfo.c
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* PURPOSE: System Information Functions
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* PROGRAMMERS: Emanuele Aliberti
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* Christoph von Wittich
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* Thomas Weidenmueller
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* Gunnar Andre Dalsnes
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*/
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/* INCLUDES *******************************************************************/
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#include <k32.h>
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#define NDEBUG
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#include <debug.h>
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#define PV_NT351 0x00030033
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/* PRIVATE FUNCTIONS **********************************************************/
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VOID
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WINAPI
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GetSystemInfoInternal(IN PSYSTEM_BASIC_INFORMATION BasicInfo,
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IN PSYSTEM_PROCESSOR_INFORMATION ProcInfo,
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OUT LPSYSTEM_INFO SystemInfo)
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{
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RtlZeroMemory(SystemInfo, sizeof (SYSTEM_INFO));
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SystemInfo->wProcessorArchitecture = ProcInfo->ProcessorArchitecture;
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SystemInfo->wReserved = 0;
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SystemInfo->dwPageSize = BasicInfo->PageSize;
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SystemInfo->lpMinimumApplicationAddress = (PVOID)BasicInfo->MinimumUserModeAddress;
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SystemInfo->lpMaximumApplicationAddress = (PVOID)BasicInfo->MaximumUserModeAddress;
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SystemInfo->dwActiveProcessorMask = BasicInfo->ActiveProcessorsAffinityMask;
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SystemInfo->dwNumberOfProcessors = BasicInfo->NumberOfProcessors;
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SystemInfo->wProcessorLevel = ProcInfo->ProcessorLevel;
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SystemInfo->wProcessorRevision = ProcInfo->ProcessorRevision;
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SystemInfo->dwAllocationGranularity = BasicInfo->AllocationGranularity;
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switch (ProcInfo->ProcessorArchitecture)
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{
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case PROCESSOR_ARCHITECTURE_INTEL:
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switch (ProcInfo->ProcessorLevel)
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{
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case 3:
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SystemInfo->dwProcessorType = PROCESSOR_INTEL_386;
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break;
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case 4:
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SystemInfo->dwProcessorType = PROCESSOR_INTEL_486;
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break;
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default:
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SystemInfo->dwProcessorType = PROCESSOR_INTEL_PENTIUM;
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}
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break;
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case PROCESSOR_ARCHITECTURE_AMD64:
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SystemInfo->dwProcessorType = PROCESSOR_AMD_X8664;
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break;
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case PROCESSOR_ARCHITECTURE_IA64:
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SystemInfo->dwProcessorType = PROCESSOR_INTEL_IA64;
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break;
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default:
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SystemInfo->dwProcessorType = 0;
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break;
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}
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if (PV_NT351 > GetProcessVersion(0))
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{
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SystemInfo->wProcessorLevel = 0;
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SystemInfo->wProcessorRevision = 0;
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}
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}
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/* PUBLIC FUNCTIONS ***********************************************************/
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/*
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* @implemented
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*/
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SIZE_T
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WINAPI
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GetLargePageMinimum(VOID)
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{
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return SharedUserData->LargePageMinimum;
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}
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/*
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* @implemented
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*/
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VOID
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WINAPI
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GetSystemInfo(IN LPSYSTEM_INFO lpSystemInfo)
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{
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SYSTEM_BASIC_INFORMATION BasicInfo;
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SYSTEM_PROCESSOR_INFORMATION ProcInfo;
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NTSTATUS Status;
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Status = NtQuerySystemInformation(SystemBasicInformation,
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&BasicInfo,
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sizeof(BasicInfo),
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0);
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if (!NT_SUCCESS(Status)) return;
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Status = NtQuerySystemInformation(SystemProcessorInformation,
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&ProcInfo,
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sizeof(ProcInfo),
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0);
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if (!NT_SUCCESS(Status)) return;
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GetSystemInfoInternal(&BasicInfo, &ProcInfo, lpSystemInfo);
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}
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/*
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* @implemented
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*/
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BOOL
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WINAPI
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IsProcessorFeaturePresent(IN DWORD ProcessorFeature)
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{
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if (ProcessorFeature >= PROCESSOR_FEATURE_MAX) return FALSE;
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return ((BOOL)SharedUserData->ProcessorFeatures[ProcessorFeature]);
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}
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/*
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* @implemented
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*/
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BOOL
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WINAPI
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GetSystemRegistryQuota(OUT PDWORD pdwQuotaAllowed,
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OUT PDWORD pdwQuotaUsed)
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{
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SYSTEM_REGISTRY_QUOTA_INFORMATION QuotaInfo;
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ULONG BytesWritten;
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NTSTATUS Status;
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Status = NtQuerySystemInformation(SystemRegistryQuotaInformation,
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&QuotaInfo,
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sizeof(QuotaInfo),
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&BytesWritten);
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if (NT_SUCCESS(Status))
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{
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if (pdwQuotaAllowed) *pdwQuotaAllowed = QuotaInfo.RegistryQuotaAllowed;
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if (pdwQuotaUsed) *pdwQuotaUsed = QuotaInfo.RegistryQuotaUsed;
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return TRUE;
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}
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BaseSetLastNTError(Status);
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return FALSE;
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}
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/*
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* @implemented
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*/
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VOID
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WINAPI
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GetNativeSystemInfo(IN LPSYSTEM_INFO lpSystemInfo)
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{
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SYSTEM_BASIC_INFORMATION BasicInfo;
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SYSTEM_PROCESSOR_INFORMATION ProcInfo;
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NTSTATUS Status;
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/* FIXME: Should be SystemNativeBasicInformation */
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Status = NtQuerySystemInformation(SystemBasicInformation,
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&BasicInfo,
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sizeof(BasicInfo),
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0);
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if (!NT_SUCCESS(Status)) return;
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/* FIXME: Should be SystemNativeProcessorInformation */
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Status = NtQuerySystemInformation(SystemProcessorInformation,
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&ProcInfo,
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sizeof(ProcInfo),
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0);
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if (!NT_SUCCESS(Status)) return;
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GetSystemInfoInternal(&BasicInfo, &ProcInfo, lpSystemInfo);
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}
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/*
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* @implemented
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*/
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BOOL
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WINAPI
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GetLogicalProcessorInformation(OUT PSYSTEM_LOGICAL_PROCESSOR_INFORMATION Buffer,
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IN OUT PDWORD ReturnLength)
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{
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NTSTATUS Status;
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if (!ReturnLength)
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{
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SetLastError(ERROR_INVALID_PARAMETER);
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return FALSE;
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}
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Status = NtQuerySystemInformation(SystemLogicalProcessorInformation,
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Buffer,
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*ReturnLength,
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ReturnLength);
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/* Normalize the error to what Win32 expects */
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if (Status == STATUS_INFO_LENGTH_MISMATCH) Status = STATUS_BUFFER_TOO_SMALL;
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if (!NT_SUCCESS(Status))
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{
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BaseSetLastNTError(Status);
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return FALSE;
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}
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return TRUE;
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}
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/*
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* @implemented
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*/
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BOOL
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WINAPI
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GetNumaHighestNodeNumber(OUT PULONG HighestNodeNumber)
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{
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NTSTATUS Status;
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ULONG Length;
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ULONG PartialInfo[2]; // First two members of SYSTEM_NUMA_INFORMATION
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/* Query partial NUMA info */
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Status = NtQuerySystemInformation(SystemNumaProcessorMap,
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PartialInfo,
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sizeof(PartialInfo),
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&Length);
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if (!NT_SUCCESS(Status))
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{
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BaseSetLastNTError(Status);
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return FALSE;
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}
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if (Length < sizeof(ULONG))
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{
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SetLastError(ERROR_INVALID_PARAMETER);
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return FALSE;
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}
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/* First member of the struct is the highest node number */
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*HighestNodeNumber = PartialInfo[0];
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return TRUE;
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}
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/*
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* @implemented
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*/
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BOOL
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WINAPI
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GetNumaNodeProcessorMask(IN UCHAR Node,
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OUT PULONGLONG ProcessorMask)
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{
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NTSTATUS Status;
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SYSTEM_NUMA_INFORMATION NumaInformation;
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ULONG Length;
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/* Query NUMA information */
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Status = NtQuerySystemInformation(SystemNumaProcessorMap,
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&NumaInformation,
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sizeof(NumaInformation),
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&Length);
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if (!NT_SUCCESS(Status))
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{
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BaseSetLastNTError(Status);
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return FALSE;
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}
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/* Validate input node number */
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if (Node > NumaInformation.HighestNodeNumber)
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{
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SetLastError(ERROR_INVALID_PARAMETER);
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return FALSE;
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}
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/* Return mask for that node */
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*ProcessorMask = NumaInformation.ActiveProcessorsAffinityMask[Node];
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return TRUE;
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}
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/*
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* @implemented
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*/
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BOOL
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WINAPI
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GetNumaProcessorNode(IN UCHAR Processor,
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OUT PUCHAR NodeNumber)
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{
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NTSTATUS Status;
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SYSTEM_NUMA_INFORMATION NumaInformation;
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ULONG Length;
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ULONG Node;
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ULONGLONG Proc;
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/* Can't handle processor number >= 32 */
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if (Processor >= MAXIMUM_PROCESSORS)
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{
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*NodeNumber = -1;
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SetLastError(ERROR_INVALID_PARAMETER);
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return FALSE;
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}
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/* Query NUMA information */
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Status = NtQuerySystemInformation(SystemNumaProcessorMap,
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&NumaInformation,
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sizeof(NumaInformation),
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&Length);
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if (!NT_SUCCESS(Status))
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{
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*NodeNumber = -1;
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BaseSetLastNTError(Status);
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return FALSE;
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}
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/* Find ourselves */
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Node = 0;
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Proc = 1ULL << Processor;
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while ((Proc & NumaInformation.ActiveProcessorsAffinityMask[Node]) == 0ULL)
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{
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++Node;
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/* Out of options */
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if (Node > NumaInformation.HighestNodeNumber)
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{
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*NodeNumber = -1;
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SetLastError(ERROR_INVALID_PARAMETER);
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return FALSE;
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}
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}
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/* Return found node */
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*NodeNumber = Node;
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return TRUE;
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}
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/*
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* @implemented
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*/
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BOOL
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WINAPI
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GetNumaAvailableMemoryNode(IN UCHAR Node,
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OUT PULONGLONG AvailableBytes)
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{
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NTSTATUS Status;
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SYSTEM_NUMA_INFORMATION NumaInformation;
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ULONG Length;
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/* Query NUMA information */
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Status = NtQuerySystemInformation(SystemNumaAvailableMemory,
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&NumaInformation,
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sizeof(NumaInformation),
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&Length);
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if (!NT_SUCCESS(Status))
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{
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BaseSetLastNTError(Status);
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return FALSE;
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}
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/* Validate input node number */
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if (Node > NumaInformation.HighestNodeNumber)
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{
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SetLastError(ERROR_INVALID_PARAMETER);
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return FALSE;
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}
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/* Return available memory for that node */
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*AvailableBytes = NumaInformation.AvailableMemory[Node];
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return TRUE;
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}
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/*
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* @unimplemented
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*/
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DWORD
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WINAPI
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GetFirmwareEnvironmentVariableW(IN LPCWSTR lpName,
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IN LPCWSTR lpGuid,
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IN PVOID pValue,
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IN DWORD nSize)
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{
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STUB;
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return 0;
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}
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/*
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* @unimplemented
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*/
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BOOL
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WINAPI
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SetFirmwareEnvironmentVariableW(IN LPCWSTR lpName,
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IN LPCWSTR lpGuid,
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IN PVOID pValue,
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IN DWORD nSize)
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{
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STUB;
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return 0;
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}
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/*
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* @unimplemented
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*/
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DWORD
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WINAPI
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GetFirmwareEnvironmentVariableA(IN LPCSTR lpName,
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IN LPCSTR lpGuid,
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IN PVOID pValue,
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IN DWORD nSize)
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{
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STUB;
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return 0;
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}
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/*
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* @unimplemented
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*/
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BOOL
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WINAPI
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SetFirmwareEnvironmentVariableA(IN LPCSTR lpName,
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IN LPCSTR lpGuid,
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IN PVOID pValue,
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IN DWORD nSize)
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{
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STUB;
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return 0;
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}
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/*
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* @unimplemented
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*/
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UINT
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WINAPI
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EnumSystemFirmwareTables(IN DWORD FirmwareTableProviderSignature,
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OUT PVOID pFirmwareTableBuffer,
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IN DWORD BufferSize)
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{
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STUB;
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return 0;
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}
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/*
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* @unimplemented
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*/
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UINT
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WINAPI
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GetSystemFirmwareTable(IN DWORD FirmwareTableProviderSignature,
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IN DWORD FirmwareTableID,
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OUT PVOID pFirmwareTableBuffer,
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IN DWORD BufferSize)
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{
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STUB;
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return 0;
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}
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/*
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* @unimplemented
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*/
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BOOL
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WINAPI
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GetSystemFileCacheSize(OUT PSIZE_T lpMinimumFileCacheSize,
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OUT PSIZE_T lpMaximumFileCacheSize,
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OUT PDWORD lpFlags)
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{
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STUB;
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return FALSE;
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}
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/*
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* @unimplemented
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*/
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BOOL
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WINAPI
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SetSystemFileCacheSize(IN SIZE_T MinimumFileCacheSize,
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IN SIZE_T MaximumFileCacheSize,
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IN DWORD Flags)
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{
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STUB;
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return FALSE;
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}
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