-/*
+/* $Id$
+ *
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
- * FILE: ntoskrnl/ke/bug.c
- * PURPOSE: Graceful system shutdown if a bug is detected
- * PROGRAMMER: David Welch (welch@mcmail.com)
- * UPDATE HISTORY:
- * Created 22/05/98
+ * FILE: ntoskrnl/ex/sysinfo.c
+ * PURPOSE: System information functions
+ *
+ * PROGRAMMERS: David Welch (welch@mcmail.com)
+ * Aleksey Bragin (aleksey@studiocerebral.com)
*/
/* INCLUDES *****************************************************************/
-#include <ddk/ntddk.h>
-
+#include <ntoskrnl.h>
+#define NDEBUG
#include <internal/debug.h>
+extern PEPROCESS PsIdleProcess;
+extern ULONG NtGlobalFlag; /* FIXME: it should go in a ddk/?.h */
+ULONGLONG STDCALL KeQueryInterruptTime(VOID);
+
+VOID MmPrintMemoryStatistic(VOID);
+
/* FUNCTIONS *****************************************************************/
-NTSTATUS
+/*
+ * @unimplemented
+ */
+VOID
STDCALL
-NtQuerySystemEnvironmentValue (
- IN PUNICODE_STRING Name,
- OUT PVOID Value,
- ULONG Length,
- PULONG ReturnLength
+ExEnumHandleTable (
+ PULONG HandleTable,
+ PVOID Callback,
+ PVOID Param,
+ PHANDLE Handle OPTIONAL
)
{
UNIMPLEMENTED;
}
-
-NTSTATUS
+/*
+ * @implemented
+ */
+VOID
STDCALL
-NtQuerySystemInformation (
- IN CINT SystemInformationClass,
- OUT PVOID SystemInformation,
- IN ULONG Length,
- OUT PULONG ResultLength
+ExGetCurrentProcessorCpuUsage (
+ PULONG CpuUsage
)
{
- UNIMPLEMENTED;
-}
+ PKPRCB Prcb;
+ ULONG TotalTime;
+ ULONGLONG ScaledIdle;
+ Prcb = KeGetCurrentPrcb();
-NTSTATUS
+ ScaledIdle = Prcb->IdleThread->KernelTime * 100;
+ TotalTime = Prcb->KernelTime + Prcb->UserTime;
+ if (TotalTime != 0)
+ *CpuUsage = 100 - (ScaledIdle / TotalTime);
+ else
+ *CpuUsage = 0;
+}
+
+/*
+ * @implemented
+ */
+VOID
STDCALL
-NtSetSystemEnvironmentValue (
- IN PUNICODE_STRING VariableName,
- IN PUNICODE_STRING Value
+ExGetCurrentProcessorCounts (
+ PULONG ThreadKernelTime,
+ PULONG TotalCpuTime,
+ PULONG ProcessorNumber
)
{
- UNIMPLEMENTED;
+ PKPRCB Prcb;
+
+ Prcb = KeGetCurrentPrcb();
+
+ *ThreadKernelTime = Prcb->KernelTime + Prcb->UserTime;
+ *TotalCpuTime = Prcb->CurrentThread->KernelTime;
+ *ProcessorNumber = KeGetCurrentKPCR()->ProcessorNumber;
+}
+
+/*
+ * @implemented
+ */
+BOOLEAN
+STDCALL
+ExIsProcessorFeaturePresent(IN ULONG ProcessorFeature)
+{
+ /* Quick check to see if it exists at all */
+ if (ProcessorFeature >= PROCESSOR_FEATURE_MAX) return(FALSE);
+
+ /* Return our support for it */
+ return(SharedUserData->ProcessorFeatures[ProcessorFeature]);
+}
+
+NTSTATUS STDCALL
+NtQuerySystemEnvironmentValue (IN PUNICODE_STRING VariableName,
+ OUT PWCHAR ValueBuffer,
+ IN ULONG ValueBufferLength,
+ IN OUT PULONG ReturnLength OPTIONAL)
+{
+ ANSI_STRING AName;
+ UNICODE_STRING WName;
+ BOOLEAN Result;
+ PCH Value;
+ ANSI_STRING AValue;
+ UNICODE_STRING WValue;
+ KPROCESSOR_MODE PreviousMode;
+ NTSTATUS Status = STATUS_SUCCESS;
+
+ PAGED_CODE();
+
+ PreviousMode = ExGetPreviousMode();
+
+ if(PreviousMode != KernelMode)
+ {
+ _SEH_TRY
+ {
+ ProbeForRead(VariableName,
+ sizeof(UNICODE_STRING),
+ sizeof(ULONG));
+ ProbeForWrite(ValueBuffer,
+ ValueBufferLength,
+ sizeof(WCHAR));
+ if(ReturnLength != NULL)
+ {
+ ProbeForWrite(ReturnLength,
+ sizeof(ULONG),
+ sizeof(ULONG));
+ }
+ }
+ _SEH_HANDLE
+ {
+ Status = _SEH_GetExceptionCode();
+ }
+ _SEH_END;
+
+ if(!NT_SUCCESS(Status))
+ {
+ return Status;
+ }
+ }
+
+ /*
+ * Copy the name to kernel space if necessary and convert it to ANSI.
+ */
+ Status = RtlCaptureUnicodeString(&WName,
+ PreviousMode,
+ NonPagedPool,
+ FALSE,
+ VariableName);
+ if(NT_SUCCESS(Status))
+ {
+ /*
+ * according to ntinternals the SeSystemEnvironmentName privilege is required!
+ */
+ if(!SeSinglePrivilegeCheck(SeSystemEnvironmentPrivilege,
+ PreviousMode))
+ {
+ RtlReleaseCapturedUnicodeString(&WName,
+ PreviousMode,
+ FALSE);
+ DPRINT1("NtQuerySystemEnvironmentValue: Caller requires the SeSystemEnvironmentPrivilege privilege!\n");
+ return STATUS_PRIVILEGE_NOT_HELD;
+ }
+
+ /*
+ * convert the value name to ansi
+ */
+ Status = RtlUnicodeStringToAnsiString(&AName, &WName, TRUE);
+ RtlReleaseCapturedUnicodeString(&WName,
+ PreviousMode,
+ FALSE);
+ if(!NT_SUCCESS(Status))
+ {
+ return Status;
+ }
+
+ /*
+ * Create a temporary buffer for the value
+ */
+ Value = ExAllocatePool(NonPagedPool, ValueBufferLength);
+ if (Value == NULL)
+ {
+ RtlFreeAnsiString(&AName);
+ return STATUS_INSUFFICIENT_RESOURCES;
+ }
+
+ /*
+ * Get the environment variable
+ */
+ Result = HalGetEnvironmentVariable(AName.Buffer, Value, ValueBufferLength);
+ if(!Result)
+ {
+ RtlFreeAnsiString(&AName);
+ ExFreePool(Value);
+ return STATUS_UNSUCCESSFUL;
+ }
+
+ /*
+ * Convert the result to UNICODE, protect with SEH in case the value buffer
+ * isn't NULL-terminated!
+ */
+ _SEH_TRY
+ {
+ RtlInitAnsiString(&AValue, Value);
+ Status = RtlAnsiStringToUnicodeString(&WValue, &AValue, TRUE);
+ }
+ _SEH_HANDLE
+ {
+ Status = _SEH_GetExceptionCode();
+ }
+ _SEH_END;
+
+ if(NT_SUCCESS(Status))
+ {
+ /*
+ * Copy the result back to the caller.
+ */
+ _SEH_TRY
+ {
+ RtlCopyMemory(ValueBuffer, WValue.Buffer, WValue.Length);
+ ValueBuffer[WValue.Length / sizeof(WCHAR)] = L'\0';
+ if(ReturnLength != NULL)
+ {
+ *ReturnLength = WValue.Length + sizeof(WCHAR);
+ }
+
+ Status = STATUS_SUCCESS;
+ }
+ _SEH_HANDLE
+ {
+ Status = _SEH_GetExceptionCode();
+ }
+ _SEH_END;
+ }
+
+ /*
+ * Cleanup allocated resources.
+ */
+ RtlFreeAnsiString(&AName);
+ ExFreePool(Value);
+ }
+
+ return Status;
+}
+
+
+NTSTATUS STDCALL
+NtSetSystemEnvironmentValue (IN PUNICODE_STRING VariableName,
+ IN PUNICODE_STRING Value)
+{
+ UNICODE_STRING CapturedName, CapturedValue;
+ ANSI_STRING AName, AValue;
+ KPROCESSOR_MODE PreviousMode;
+ NTSTATUS Status;
+
+ PAGED_CODE();
+
+ PreviousMode = ExGetPreviousMode();
+
+ /*
+ * Copy the strings to kernel space if necessary
+ */
+ Status = RtlCaptureUnicodeString(&CapturedName,
+ PreviousMode,
+ NonPagedPool,
+ FALSE,
+ VariableName);
+ if(NT_SUCCESS(Status))
+ {
+ Status = RtlCaptureUnicodeString(&CapturedValue,
+ PreviousMode,
+ NonPagedPool,
+ FALSE,
+ Value);
+ if(NT_SUCCESS(Status))
+ {
+ /*
+ * according to ntinternals the SeSystemEnvironmentName privilege is required!
+ */
+ if(SeSinglePrivilegeCheck(SeSystemEnvironmentPrivilege,
+ PreviousMode))
+ {
+ /*
+ * convert the strings to ANSI
+ */
+ Status = RtlUnicodeStringToAnsiString(&AName,
+ &CapturedName,
+ TRUE);
+ if(NT_SUCCESS(Status))
+ {
+ Status = RtlUnicodeStringToAnsiString(&AValue,
+ &CapturedValue,
+ TRUE);
+ if(NT_SUCCESS(Status))
+ {
+ BOOLEAN Result = HalSetEnvironmentVariable(AName.Buffer,
+ AValue.Buffer);
+
+ Status = (Result ? STATUS_SUCCESS : STATUS_UNSUCCESSFUL);
+ }
+ }
+ }
+ else
+ {
+ DPRINT1("NtSetSystemEnvironmentValue: Caller requires the SeSystemEnvironmentPrivilege privilege!\n");
+ Status = STATUS_PRIVILEGE_NOT_HELD;
+ }
+
+ RtlReleaseCapturedUnicodeString(&CapturedValue,
+ PreviousMode,
+ FALSE);
+ }
+
+ RtlReleaseCapturedUnicodeString(&CapturedName,
+ PreviousMode,
+ FALSE);
+ }
+
+ return Status;
+}
+
+
+/* --- Query/Set System Information --- */
+
+/*
+ * NOTE: QSI_DEF(n) and SSI_DEF(n) define _cdecl function symbols
+ * so the stack is popped only in one place on x86 platform.
+ */
+#define QSI_USE(n) QSI##n
+#define QSI_DEF(n) \
+static NTSTATUS QSI_USE(n) (PVOID Buffer, ULONG Size, PULONG ReqSize)
+
+#define SSI_USE(n) SSI##n
+#define SSI_DEF(n) \
+static NTSTATUS SSI_USE(n) (PVOID Buffer, ULONG Size)
+
+
+/* Class 0 - Basic Information */
+QSI_DEF(SystemBasicInformation)
+{
+ PSYSTEM_BASIC_INFORMATION Sbi
+ = (PSYSTEM_BASIC_INFORMATION) Buffer;
+
+ *ReqSize = sizeof (SYSTEM_BASIC_INFORMATION);
+ /*
+ * Check user buffer's size
+ */
+ if (Size < sizeof (SYSTEM_BASIC_INFORMATION))
+ {
+ return (STATUS_INFO_LENGTH_MISMATCH);
+ }
+ Sbi->Unknown = 0;
+ Sbi->MaximumIncrement = KeMaximumIncrement;
+ Sbi->PhysicalPageSize = PAGE_SIZE;
+ Sbi->NumberOfPhysicalPages = MmStats.NrTotalPages;
+ Sbi->LowestPhysicalPage = 0; /* FIXME */
+ Sbi->HighestPhysicalPage = MmStats.NrTotalPages; /* FIXME */
+ Sbi->AllocationGranularity = MM_VIRTMEM_GRANULARITY; /* hard coded on Intel? */
+ Sbi->LowestUserAddress = 0x10000; /* Top of 64k */
+ Sbi->HighestUserAddress = (ULONG_PTR)MmHighestUserAddress;
+ Sbi->ActiveProcessors = KeActiveProcessors;
+ Sbi->NumberProcessors = KeNumberProcessors;
+ return (STATUS_SUCCESS);
+}
+
+/* Class 1 - Processor Information */
+QSI_DEF(SystemProcessorInformation)
+{
+ PSYSTEM_PROCESSOR_INFORMATION Spi
+ = (PSYSTEM_PROCESSOR_INFORMATION) Buffer;
+ PKPRCB Prcb;
+ *ReqSize = sizeof (SYSTEM_PROCESSOR_INFORMATION);
+ /*
+ * Check user buffer's size
+ */
+ if (Size < sizeof (SYSTEM_PROCESSOR_INFORMATION))
+ {
+ return (STATUS_INFO_LENGTH_MISMATCH);
+ }
+ Prcb = KeGetCurrentPrcb();
+ Spi->ProcessorArchitecture = 0; /* Intel Processor */
+ Spi->ProcessorLevel = Prcb->CpuType;
+ Spi->ProcessorRevision = Prcb->CpuStep;
+ Spi->Unknown = 0;
+ Spi->FeatureBits = Prcb->FeatureBits;
+
+ DPRINT("Arch %d Level %d Rev 0x%x\n", Spi->ProcessorArchitecture,
+ Spi->ProcessorLevel, Spi->ProcessorRevision);
+
+ return (STATUS_SUCCESS);
+}
+
+/* Class 2 - Performance Information */
+QSI_DEF(SystemPerformanceInformation)
+{
+ PSYSTEM_PERFORMANCE_INFORMATION Spi
+ = (PSYSTEM_PERFORMANCE_INFORMATION) Buffer;
+
+ PEPROCESS TheIdleProcess;
+
+ *ReqSize = sizeof (SYSTEM_PERFORMANCE_INFORMATION);
+ /*
+ * Check user buffer's size
+ */
+ if (Size < sizeof (SYSTEM_PERFORMANCE_INFORMATION))
+ {
+ return (STATUS_INFO_LENGTH_MISMATCH);
+ }
+
+ TheIdleProcess = PsIdleProcess;
+
+ Spi->IdleTime.QuadPart = TheIdleProcess->Pcb.KernelTime * 100000LL;
+
+ Spi->ReadTransferCount.QuadPart = IoReadTransferCount;
+ Spi->WriteTransferCount.QuadPart = IoWriteTransferCount;
+ Spi->OtherTransferCount.QuadPart = IoOtherTransferCount;
+ Spi->ReadOperationCount = IoReadOperationCount;
+ Spi->WriteOperationCount = IoWriteOperationCount;
+ Spi->OtherOperationCount = IoOtherOperationCount;
+
+ Spi->AvailablePages = MmStats.NrFreePages;
+/*
+ Add up all the used "Commitied" memory + pagefile.
+ Not sure this is right. 8^\
+ */
+ Spi->TotalCommittedPages = MiMemoryConsumers[MC_PPOOL].PagesUsed +
+ MiMemoryConsumers[MC_NPPOOL].PagesUsed+
+ MiMemoryConsumers[MC_CACHE].PagesUsed+
+ MiMemoryConsumers[MC_USER].PagesUsed+
+ MiUsedSwapPages;
+/*
+ Add up the full system total + pagefile.
+ All this make Taskmgr happy but not sure it is the right numbers.
+ This too, fixes some of GlobalMemoryStatusEx numbers.
+*/
+ Spi->TotalCommitLimit = MmStats.NrTotalPages + MiFreeSwapPages +
+ MiUsedSwapPages;
+
+ Spi->PeakCommitment = 0; /* FIXME */
+ Spi->PageFaults = 0; /* FIXME */
+ Spi->WriteCopyFaults = 0; /* FIXME */
+ Spi->TransitionFaults = 0; /* FIXME */
+ Spi->CacheTransitionFaults = 0; /* FIXME */
+ Spi->DemandZeroFaults = 0; /* FIXME */
+ Spi->PagesRead = 0; /* FIXME */
+ Spi->PageReadIos = 0; /* FIXME */
+ Spi->CacheReads = 0; /* FIXME */
+ Spi->CacheIos = 0; /* FIXME */
+ Spi->PagefilePagesWritten = 0; /* FIXME */
+ Spi->PagefilePageWriteIos = 0; /* FIXME */
+ Spi->MappedFilePagesWritten = 0; /* FIXME */
+ Spi->MappedFilePageWriteIos = 0; /* FIXME */
+
+ Spi->PagedPoolUsage = MiMemoryConsumers[MC_PPOOL].PagesUsed;
+ Spi->PagedPoolAllocs = 0; /* FIXME */
+ Spi->PagedPoolFrees = 0; /* FIXME */
+ Spi->NonPagedPoolUsage = MiMemoryConsumers[MC_NPPOOL].PagesUsed;
+ Spi->NonPagedPoolAllocs = 0; /* FIXME */
+ Spi->NonPagedPoolFrees = 0; /* FIXME */
+
+ Spi->TotalFreeSystemPtes = 0; /* FIXME */
+
+ Spi->SystemCodePage = MmStats.NrSystemPages; /* FIXME */
+
+ Spi->TotalSystemDriverPages = 0; /* FIXME */
+ Spi->TotalSystemCodePages = 0; /* FIXME */
+ Spi->SmallNonPagedLookasideListAllocateHits = 0; /* FIXME */
+ Spi->SmallPagedLookasideListAllocateHits = 0; /* FIXME */
+ Spi->Reserved3 = 0; /* FIXME */
+
+ Spi->MmSystemCachePage = MiMemoryConsumers[MC_CACHE].PagesUsed;
+ Spi->PagedPoolPage = MmPagedPoolSize; /* FIXME */
+
+ Spi->SystemDriverPage = 0; /* FIXME */
+ Spi->FastReadNoWait = 0; /* FIXME */
+ Spi->FastReadWait = 0; /* FIXME */
+ Spi->FastReadResourceMiss = 0; /* FIXME */
+ Spi->FastReadNotPossible = 0; /* FIXME */
+
+ Spi->FastMdlReadNoWait = 0; /* FIXME */
+ Spi->FastMdlReadWait = 0; /* FIXME */
+ Spi->FastMdlReadResourceMiss = 0; /* FIXME */
+ Spi->FastMdlReadNotPossible = 0; /* FIXME */
+
+ Spi->MapDataNoWait = 0; /* FIXME */
+ Spi->MapDataWait = 0; /* FIXME */
+ Spi->MapDataNoWaitMiss = 0; /* FIXME */
+ Spi->MapDataWaitMiss = 0; /* FIXME */
+
+ Spi->PinMappedDataCount = 0; /* FIXME */
+ Spi->PinReadNoWait = 0; /* FIXME */
+ Spi->PinReadWait = 0; /* FIXME */
+ Spi->PinReadNoWaitMiss = 0; /* FIXME */
+ Spi->PinReadWaitMiss = 0; /* FIXME */
+ Spi->CopyReadNoWait = 0; /* FIXME */
+ Spi->CopyReadWait = 0; /* FIXME */
+ Spi->CopyReadNoWaitMiss = 0; /* FIXME */
+ Spi->CopyReadWaitMiss = 0; /* FIXME */
+
+ Spi->MdlReadNoWait = 0; /* FIXME */
+ Spi->MdlReadWait = 0; /* FIXME */
+ Spi->MdlReadNoWaitMiss = 0; /* FIXME */
+ Spi->MdlReadWaitMiss = 0; /* FIXME */
+ Spi->ReadAheadIos = 0; /* FIXME */
+ Spi->LazyWriteIos = 0; /* FIXME */
+ Spi->LazyWritePages = 0; /* FIXME */
+ Spi->DataFlushes = 0; /* FIXME */
+ Spi->DataPages = 0; /* FIXME */
+ Spi->ContextSwitches = 0; /* FIXME */
+ Spi->FirstLevelTbFills = 0; /* FIXME */
+ Spi->SecondLevelTbFills = 0; /* FIXME */
+ Spi->SystemCalls = 0; /* FIXME */
+
+ return (STATUS_SUCCESS);
+}
+
+/* Class 3 - Time Of Day Information */
+QSI_DEF(SystemTimeOfDayInformation)
+{
+ PSYSTEM_TIMEOFDAY_INFORMATION Sti;
+ LARGE_INTEGER CurrentTime;
+
+ Sti = (PSYSTEM_TIMEOFDAY_INFORMATION)Buffer;
+ *ReqSize = sizeof (SYSTEM_TIMEOFDAY_INFORMATION);
+
+ /* Check user buffer's size */
+ if (Size < sizeof (SYSTEM_TIMEOFDAY_INFORMATION))
+ {
+ return STATUS_INFO_LENGTH_MISMATCH;
+ }
+
+ KeQuerySystemTime(&CurrentTime);
+
+ Sti->BootTime= SystemBootTime;
+ Sti->CurrentTime = CurrentTime;
+ Sti->TimeZoneBias.QuadPart = ExpTimeZoneBias.QuadPart;
+ Sti->TimeZoneId = ExpTimeZoneId;
+ Sti->Reserved = 0;
+
+ return STATUS_SUCCESS;
+}
+
+/* Class 4 - Path Information */
+QSI_DEF(SystemPathInformation)
+{
+ /* FIXME: QSI returns STATUS_BREAKPOINT. Why? */
+ DPRINT1("NtQuerySystemInformation - SystemPathInformation not implemented\n");
+
+ return (STATUS_BREAKPOINT);
+}
+
+/* Class 5 - Process Information */
+QSI_DEF(SystemProcessInformation)
+{
+ ULONG ovlSize=0, nThreads;
+ PEPROCESS pr, syspr;
+ unsigned char *pCur;
+
+ /* scan the process list */
+
+ PSYSTEM_PROCESS_INFORMATION Spi
+ = (PSYSTEM_PROCESS_INFORMATION) Buffer;
+
+ *ReqSize = sizeof(SYSTEM_PROCESS_INFORMATION);
+
+ if (Size < sizeof(SYSTEM_PROCESS_INFORMATION))
+ {
+ return (STATUS_INFO_LENGTH_MISMATCH); // in case buffer size is too small
+ }
+
+ syspr = PsGetNextProcess(NULL);
+ pr = syspr;
+ pCur = (unsigned char *)Spi;
+
+ do
+ {
+ PSYSTEM_PROCESS_INFORMATION SpiCur;
+ int curSize, i = 0;
+ ANSI_STRING imgName;
+ int inLen=32; // image name len in bytes
+ PLIST_ENTRY current_entry;
+ PETHREAD current;
+
+ SpiCur = (PSYSTEM_PROCESS_INFORMATION)pCur;
+
+ nThreads = 0;
+ current_entry = pr->ThreadListHead.Flink;
+ while (current_entry != &pr->ThreadListHead)
+ {
+ nThreads++;
+ current_entry = current_entry->Flink;
+ }
+
+ // size of the structure for every process
+ curSize = sizeof(SYSTEM_PROCESS_INFORMATION)-sizeof(SYSTEM_THREAD_INFORMATION)+sizeof(SYSTEM_THREAD_INFORMATION)*nThreads;
+ ovlSize += curSize+inLen;
+
+ if (ovlSize > Size)
+ {
+ *ReqSize = ovlSize;
+ ObDereferenceObject(pr);
+
+ return (STATUS_INFO_LENGTH_MISMATCH); // in case buffer size is too small
+ }
+
+ // fill system information
+ SpiCur->NextEntryOffset = curSize+inLen; // relative offset to the beginnnig of the next structure
+ SpiCur->NumberOfThreads = nThreads;
+ SpiCur->CreateTime = pr->CreateTime;
+ SpiCur->UserTime.QuadPart = pr->Pcb.UserTime * 100000LL;
+ SpiCur->KernelTime.QuadPart = pr->Pcb.KernelTime * 100000LL;
+ SpiCur->ImageName.Length = strlen(pr->ImageFileName) * sizeof(WCHAR);
+ SpiCur->ImageName.MaximumLength = inLen;
+ SpiCur->ImageName.Buffer = (void*)(pCur+curSize);
+
+ // copy name to the end of the struct
+ if(pr != PsIdleProcess)
+ {
+ RtlInitAnsiString(&imgName, pr->ImageFileName);
+ RtlAnsiStringToUnicodeString(&SpiCur->ImageName, &imgName, FALSE);
+ }
+ else
+ {
+ RtlInitUnicodeString(&SpiCur->ImageName, NULL);
+ }
+
+ SpiCur->BasePriority = pr->Pcb.BasePriority;
+ SpiCur->UniqueProcessId = pr->UniqueProcessId;
+ SpiCur->InheritedFromUniqueProcessId = pr->InheritedFromUniqueProcessId;
+ SpiCur->HandleCount = (pr->ObjectTable ? ObpGetHandleCountByHandleTable(pr->ObjectTable) : 0);
+ SpiCur->PeakVirtualSize = pr->PeakVirtualSize;
+ SpiCur->VirtualSize = pr->VirtualSize.QuadPart;
+ SpiCur->PageFaultCount = pr->LastFaultCount;
+ SpiCur->PeakWorkingSetSize = pr->Vm.PeakWorkingSetSize; // Is this right using ->Vm. here ?
+ SpiCur->WorkingSetSize = pr->Vm.WorkingSetSize; // Is this right using ->Vm. here ?
+ SpiCur->QuotaPeakPagedPoolUsage =
+ pr->QuotaPeakPoolUsage[0];
+ SpiCur->QuotaPagedPoolUsage =
+ pr->QuotaPoolUsage[0];
+ SpiCur->QuotaPeakNonPagedPoolUsage =
+ pr->QuotaPeakPoolUsage[1];
+ SpiCur->QuotaNonPagedPoolUsage =
+ pr->QuotaPoolUsage[1];
+ SpiCur->PagefileUsage = pr->PagefileUsage; // FIXME
+ SpiCur->PeakPagefileUsage = pr->PeakPagefileUsage;
+ // KJK::Hyperion: I don't know what does this mean. VM_COUNTERS
+ // doesn't seem to contain any equivalent field
+ //SpiCur->TotalPrivateBytes = pr->NumberOfPrivatePages; //FIXME: bytes != pages
+
+ current_entry = pr->ThreadListHead.Flink;
+ while (current_entry != &pr->ThreadListHead)
+ {
+ current = CONTAINING_RECORD(current_entry, ETHREAD,
+ ThreadListEntry);
+
+ SpiCur->TH[i].KernelTime.QuadPart = current->Tcb.KernelTime * 100000LL;
+ SpiCur->TH[i].UserTime.QuadPart = current->Tcb.UserTime * 100000LL;
+// SpiCur->TH[i].CreateTime = current->CreateTime;
+ SpiCur->TH[i].WaitTime = current->Tcb.WaitTime;
+ SpiCur->TH[i].StartAddress = (PVOID) current->StartAddress;
+ SpiCur->TH[i].ClientId = current->Cid;
+ SpiCur->TH[i].Priority = current->Tcb.Priority;
+ SpiCur->TH[i].BasePriority = current->Tcb.BasePriority;
+ SpiCur->TH[i].ContextSwitches = current->Tcb.ContextSwitches;
+ SpiCur->TH[i].ThreadState = current->Tcb.State;
+ SpiCur->TH[i].WaitReason = current->Tcb.WaitReason;
+ i++;
+ current_entry = current_entry->Flink;
+ }
+
+ pr = PsGetNextProcess(pr);
+ nThreads = 0;
+ if ((pr == syspr) || (pr == NULL))
+ {
+ SpiCur->NextEntryOffset = 0;
+ break;
+ }
+ else
+ pCur = pCur + curSize + inLen;
+ } while ((pr != syspr) && (pr != NULL));
+
+ if(pr != NULL)
+ {
+ ObDereferenceObject(pr);
+ }
+
+ *ReqSize = ovlSize;
+ return (STATUS_SUCCESS);
+}
+
+/* Class 6 - Call Count Information */
+QSI_DEF(SystemCallCountInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemCallCountInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 7 - Device Information */
+QSI_DEF(SystemDeviceInformation)
+{
+ PSYSTEM_DEVICE_INFORMATION Sdi
+ = (PSYSTEM_DEVICE_INFORMATION) Buffer;
+ PCONFIGURATION_INFORMATION ConfigInfo;
+
+ *ReqSize = sizeof (SYSTEM_DEVICE_INFORMATION);
+ /*
+ * Check user buffer's size
+ */
+ if (Size < sizeof (SYSTEM_DEVICE_INFORMATION))
+ {
+ return (STATUS_INFO_LENGTH_MISMATCH);
+ }
+
+ ConfigInfo = IoGetConfigurationInformation ();
+
+ Sdi->NumberOfDisks = ConfigInfo->DiskCount;
+ Sdi->NumberOfFloppies = ConfigInfo->FloppyCount;
+ Sdi->NumberOfCdRoms = ConfigInfo->CdRomCount;
+ Sdi->NumberOfTapes = ConfigInfo->TapeCount;
+ Sdi->NumberOfSerialPorts = ConfigInfo->SerialCount;
+ Sdi->NumberOfParallelPorts = ConfigInfo->ParallelCount;
+
+ return (STATUS_SUCCESS);
+}
+
+/* Class 8 - Processor Performance Information */
+QSI_DEF(SystemProcessorPerformanceInformation)
+{
+ PSYSTEM_PROCESSOR_PERFORMANCE_INFORMATION Spi
+ = (PSYSTEM_PROCESSOR_PERFORMANCE_INFORMATION) Buffer;
+
+ ULONG i;
+ LARGE_INTEGER CurrentTime;
+ PKPRCB Prcb;
+
+ *ReqSize = KeNumberProcessors * sizeof (SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION);
+ /*
+ * Check user buffer's size
+ */
+ if (Size < KeNumberProcessors * sizeof(SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION))
+ {
+ return (STATUS_INFO_LENGTH_MISMATCH);
+ }
+
+ CurrentTime.QuadPart = KeQueryInterruptTime();
+ Prcb = ((PKPCR)KPCR_BASE)->Prcb;
+ for (i = 0; i < KeNumberProcessors; i++)
+ {
+ Spi->IdleTime.QuadPart = (Prcb->IdleThread->KernelTime + Prcb->IdleThread->UserTime) * 100000LL; // IdleTime
+ Spi->KernelTime.QuadPart = Prcb->KernelTime * 100000LL; // KernelTime
+ Spi->UserTime.QuadPart = Prcb->UserTime * 100000LL;
+ Spi->DpcTime.QuadPart = Prcb->DpcTime * 100000LL;
+ Spi->InterruptTime.QuadPart = Prcb->InterruptTime * 100000LL;
+ Spi->InterruptCount = Prcb->InterruptCount; // Interrupt Count
+ Spi++;
+ Prcb = (PKPRCB)((ULONG_PTR)Prcb + PAGE_SIZE);
+ }
+
+ return (STATUS_SUCCESS);
+}
+
+/* Class 9 - Flags Information */
+QSI_DEF(SystemFlagsInformation)
+{
+ if (sizeof (SYSTEM_FLAGS_INFORMATION) != Size)
+ {
+ * ReqSize = sizeof (SYSTEM_FLAGS_INFORMATION);
+ return (STATUS_INFO_LENGTH_MISMATCH);
+ }
+ ((PSYSTEM_FLAGS_INFORMATION) Buffer)->Flags = NtGlobalFlag;
+ return (STATUS_SUCCESS);
+}
+
+SSI_DEF(SystemFlagsInformation)
+{
+ if (sizeof (SYSTEM_FLAGS_INFORMATION) != Size)
+ {
+ return (STATUS_INFO_LENGTH_MISMATCH);
+ }
+ NtGlobalFlag = ((PSYSTEM_FLAGS_INFORMATION) Buffer)->Flags;
+ return (STATUS_SUCCESS);
+}
+
+/* Class 10 - Call Time Information */
+QSI_DEF(SystemCallTimeInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemCallTimeInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 11 - Module Information */
+QSI_DEF(SystemModuleInformation)
+{
+ return LdrpQueryModuleInformation(Buffer, Size, ReqSize);
+}
+
+/* Class 12 - Locks Information */
+QSI_DEF(SystemLocksInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemLocksInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 13 - Stack Trace Information */
+QSI_DEF(SystemStackTraceInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemStackTraceInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 14 - Paged Pool Information */
+QSI_DEF(SystemPagedPoolInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemPagedPoolInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 15 - Non Paged Pool Information */
+QSI_DEF(SystemNonPagedPoolInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemNonPagedPoolInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+
+VOID
+ObpGetNextHandleByProcessCount(PSYSTEM_HANDLE_TABLE_ENTRY_INFO pshi,
+ PEPROCESS Process,
+ int Count);
+
+/* Class 16 - Handle Information */
+QSI_DEF(SystemHandleInformation)
+{
+ PSYSTEM_HANDLE_INFORMATION Shi =
+ (PSYSTEM_HANDLE_INFORMATION) Buffer;
+
+ DPRINT("NtQuerySystemInformation - SystemHandleInformation\n");
+
+ if (Size < sizeof (SYSTEM_HANDLE_INFORMATION))
+ {
+ * ReqSize = sizeof (SYSTEM_HANDLE_INFORMATION);
+ return (STATUS_INFO_LENGTH_MISMATCH);
+ }
+
+ DPRINT("SystemHandleInformation 1\n");
+
+ PEPROCESS pr, syspr;
+ int curSize, i = 0;
+ ULONG hCount = 0;
+
+ /* First Calc Size from Count. */
+ syspr = PsGetNextProcess(NULL);
+ pr = syspr;
+
+ do
+ {
+ hCount = hCount + (pr->ObjectTable ? ObpGetHandleCountByHandleTable(pr->ObjectTable) : 0);
+ pr = PsGetNextProcess(pr);
+
+ if ((pr == syspr) || (pr == NULL))
+ break;
+ } while ((pr != syspr) && (pr != NULL));
+
+ if(pr != NULL)
+ {
+ ObDereferenceObject(pr);
+ }
+
+ DPRINT("SystemHandleInformation 2\n");
+
+ curSize = sizeof(SYSTEM_HANDLE_INFORMATION)+
+ ( (sizeof(SYSTEM_HANDLE_TABLE_ENTRY_INFO) * hCount) -
+ (sizeof(SYSTEM_HANDLE_TABLE_ENTRY_INFO) ));
+
+ Shi->NumberOfHandles = hCount;
+
+ if (curSize > Size)
+ {
+ *ReqSize = curSize;
+ return (STATUS_INFO_LENGTH_MISMATCH);
+ }
+
+ DPRINT("SystemHandleInformation 3\n");
+
+ /* Now get Handles from all processs. */
+ syspr = PsGetNextProcess(NULL);
+ pr = syspr;
+
+ do
+ {
+ int Count = 0, HandleCount;
+
+ HandleCount = (pr->ObjectTable ? ObpGetHandleCountByHandleTable(pr->ObjectTable) : 0);
+
+ for (Count = 0; HandleCount > 0 ; HandleCount--)
+ {
+ ObpGetNextHandleByProcessCount( &Shi->Handles[i], pr, Count);
+ Count++;
+ i++;
+ }
+
+ pr = PsGetNextProcess(pr);
+
+ if ((pr == syspr) || (pr == NULL))
+ break;
+ } while ((pr != syspr) && (pr != NULL));
+
+ if(pr != NULL)
+ {
+ ObDereferenceObject(pr);
+ }
+
+ DPRINT("SystemHandleInformation 4\n");
+ return (STATUS_SUCCESS);
+
+}
+/*
+SSI_DEF(SystemHandleInformation)
+{
+
+ return (STATUS_SUCCESS);
+}
+*/
+
+/* Class 17 - Information */
+QSI_DEF(SystemObjectInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemObjectInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 18 - Information */
+QSI_DEF(SystemPageFileInformation)
+{
+ SYSTEM_PAGEFILE_INFORMATION *Spfi = (SYSTEM_PAGEFILE_INFORMATION *) Buffer;
+
+ if (Size < sizeof (SYSTEM_PAGEFILE_INFORMATION))
+ {
+ * ReqSize = sizeof (SYSTEM_PAGEFILE_INFORMATION);
+ return (STATUS_INFO_LENGTH_MISMATCH);
+ }
+
+ UNICODE_STRING FileName; /* FIXME */
+
+ /* FIXME */
+ Spfi->NextEntryOffset = 0;
+
+ Spfi->TotalSize = MiFreeSwapPages + MiUsedSwapPages;
+ Spfi->TotalInUse = MiUsedSwapPages;
+ Spfi->PeakUsage = MiUsedSwapPages; /* FIXME */
+ Spfi->PageFileName = FileName;
+ return (STATUS_SUCCESS);
+}
+
+/* Class 19 - Vdm Instemul Information */
+QSI_DEF(SystemVdmInstemulInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemVdmInstemulInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 20 - Vdm Bop Information */
+QSI_DEF(SystemVdmBopInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemVdmBopInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 21 - File Cache Information */
+QSI_DEF(SystemFileCacheInformation)
+{
+ SYSTEM_CACHE_INFORMATION *Sci = (SYSTEM_CACHE_INFORMATION *) Buffer;
+
+ if (Size < sizeof (SYSTEM_CACHE_INFORMATION))
+ {
+ * ReqSize = sizeof (SYSTEM_CACHE_INFORMATION);
+ return (STATUS_INFO_LENGTH_MISMATCH);
+ }
+ /* Return the Byte size not the page size. */
+ Sci->CurrentSize =
+ MiMemoryConsumers[MC_CACHE].PagesUsed * PAGE_SIZE;
+ Sci->PeakSize =
+ MiMemoryConsumers[MC_CACHE].PagesUsed * PAGE_SIZE; /* FIXME */
+
+ Sci->PageFaultCount = 0; /* FIXME */
+ Sci->MinimumWorkingSet = 0; /* FIXME */
+ Sci->MaximumWorkingSet = 0; /* FIXME */
+ Sci->TransitionSharedPages = 0; /* FIXME */
+ Sci->TransitionSharedPagesPeak = 0; /* FIXME */
+
+ return (STATUS_SUCCESS);
+}
+
+SSI_DEF(SystemFileCacheInformation)
+{
+ if (Size < sizeof (SYSTEM_CACHE_INFORMATION))
+ {
+ return (STATUS_INFO_LENGTH_MISMATCH);
+ }
+ /* FIXME */
+ DPRINT1("NtSetSystemInformation - SystemFileCacheInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 22 - Pool Tag Information */
+QSI_DEF(SystemPoolTagInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemPoolTagInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 23 - Interrupt Information for all processors */
+QSI_DEF(SystemInterruptInformation)
+{
+ PKPRCB Prcb;
+ UINT i;
+ ULONG ti;
+ PSYSTEM_INTERRUPT_INFORMATION sii = (PSYSTEM_INTERRUPT_INFORMATION)Buffer;
+
+ if(Size < KeNumberProcessors * sizeof(SYSTEM_INTERRUPT_INFORMATION))
+ {
+ return (STATUS_INFO_LENGTH_MISMATCH);
+ }
+
+ ti = KeQueryTimeIncrement();
+
+ Prcb = ((PKPCR)KPCR_BASE)->Prcb;
+ for (i = 0; i < KeNumberProcessors; i++)
+ {
+ sii->ContextSwitches = Prcb->KeContextSwitches;
+ sii->DpcCount = 0; /* FIXME */
+ sii->DpcRate = 0; /* FIXME */
+ sii->TimeIncrement = ti;
+ sii->DpcBypassCount = 0; /* FIXME */
+ sii->ApcBypassCount = 0; /* FIXME */
+ sii++;
+ Prcb = (PKPRCB)((ULONG_PTR)Prcb + PAGE_SIZE);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+/* Class 24 - DPC Behaviour Information */
+QSI_DEF(SystemDpcBehaviourInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemDpcBehaviourInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+SSI_DEF(SystemDpcBehaviourInformation)
+{
+ /* FIXME */
+ DPRINT1("NtSetSystemInformation - SystemDpcBehaviourInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 25 - Full Memory Information */
+QSI_DEF(SystemFullMemoryInformation)
+{
+ PULONG Spi = (PULONG) Buffer;
+
+ PEPROCESS TheIdleProcess;
+
+ * ReqSize = sizeof (ULONG);
+
+ if (sizeof (ULONG) != Size)
+ {
+ return (STATUS_INFO_LENGTH_MISMATCH);
+ }
+ DPRINT("SystemFullMemoryInformation\n");
+
+ TheIdleProcess = PsIdleProcess;
+
+ DPRINT("PID: %d, KernelTime: %u PFFree: %d PFUsed: %d\n",
+ TheIdleProcess->UniqueProcessId,
+ TheIdleProcess->Pcb.KernelTime,
+ MiFreeSwapPages,
+ MiUsedSwapPages);
+
+#ifndef NDEBUG
+ MmPrintMemoryStatistic();
+#endif
+
+ *Spi = MiMemoryConsumers[MC_USER].PagesUsed;
+
+ return (STATUS_SUCCESS);
+}
+
+/* Class 26 - Load Image */
+SSI_DEF(SystemLoadImage)
+{
+ PSYSTEM_LOAD_IMAGE Sli = (PSYSTEM_LOAD_IMAGE)Buffer;
+
+ if (sizeof(SYSTEM_LOAD_IMAGE) != Size)
+ {
+ return(STATUS_INFO_LENGTH_MISMATCH);
+ }
+
+ return(LdrpLoadImage(&Sli->ModuleName,
+ &Sli->ModuleBase,
+ &Sli->SectionPointer,
+ &Sli->EntryPoint,
+ &Sli->ExportDirectory));
+}
+
+/* Class 27 - Unload Image */
+SSI_DEF(SystemUnloadImage)
+{
+ PSYSTEM_UNLOAD_IMAGE Sui = (PSYSTEM_UNLOAD_IMAGE)Buffer;
+
+ if (sizeof(SYSTEM_UNLOAD_IMAGE) != Size)
+ {
+ return(STATUS_INFO_LENGTH_MISMATCH);
+ }
+
+ return(LdrpUnloadImage(Sui->ModuleBase));
+}
+
+/* Class 28 - Time Adjustment Information */
+QSI_DEF(SystemTimeAdjustmentInformation)
+{
+ if (sizeof (SYSTEM_SET_TIME_ADJUSTMENT) > Size)
+ {
+ * ReqSize = sizeof (SYSTEM_SET_TIME_ADJUSTMENT);
+ return (STATUS_INFO_LENGTH_MISMATCH);
+ }
+ /* FIXME: */
+ DPRINT1("NtQuerySystemInformation - SystemTimeAdjustmentInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+SSI_DEF(SystemTimeAdjustmentInformation)
+{
+ if (sizeof (SYSTEM_SET_TIME_ADJUSTMENT) > Size)
+ {
+ return (STATUS_INFO_LENGTH_MISMATCH);
+ }
+ /* FIXME: */
+ DPRINT1("NtSetSystemInformation - SystemTimeAdjustmentInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 29 - Summary Memory Information */
+QSI_DEF(SystemSummaryMemoryInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemSummaryMemoryInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 30 - Next Event Id Information */
+QSI_DEF(SystemNextEventIdInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemNextEventIdInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 31 - Event Ids Information */
+QSI_DEF(SystemEventIdsInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemEventIdsInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 32 - Crash Dump Information */
+QSI_DEF(SystemCrashDumpInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemCrashDumpInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 33 - Exception Information */
+QSI_DEF(SystemExceptionInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemExceptionInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 34 - Crash Dump State Information */
+QSI_DEF(SystemCrashDumpStateInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemCrashDumpStateInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 35 - Kernel Debugger Information */
+QSI_DEF(SystemKernelDebuggerInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemKernelDebuggerInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 36 - Context Switch Information */
+QSI_DEF(SystemContextSwitchInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemContextSwitchInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 37 - Registry Quota Information */
+QSI_DEF(SystemRegistryQuotaInformation)
+{
+ PSYSTEM_REGISTRY_QUOTA_INFORMATION srqi = (PSYSTEM_REGISTRY_QUOTA_INFORMATION) Buffer;
+
+ *ReqSize = sizeof(SYSTEM_REGISTRY_QUOTA_INFORMATION);
+ if (Size < sizeof(SYSTEM_REGISTRY_QUOTA_INFORMATION))
+ {
+ return STATUS_INFO_LENGTH_MISMATCH;
+ }
+
+ DPRINT1("Faking max registry size of 32 MB\n");
+ srqi->RegistryQuotaAllowed = 0x2000000;
+ srqi->RegistryQuotaUsed = 0x200000;
+ srqi->Reserved1 = (void*)0x200000;
+
+ return STATUS_SUCCESS;
+}
+
+SSI_DEF(SystemRegistryQuotaInformation)
+{
+ /* FIXME */
+ DPRINT1("NtSetSystemInformation - SystemRegistryQuotaInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 38 - Load And Call Image */
+SSI_DEF(SystemLoadAndCallImage)
+{
+ PSYSTEM_LOAD_AND_CALL_IMAGE Slci = (PSYSTEM_LOAD_AND_CALL_IMAGE)Buffer;
+
+ if (sizeof(SYSTEM_LOAD_AND_CALL_IMAGE) != Size)
+ {
+ return(STATUS_INFO_LENGTH_MISMATCH);
+ }
+
+ return(LdrpLoadAndCallImage(&Slci->ModuleName));
+}
+
+/* Class 39 - Priority Separation */
+SSI_DEF(SystemPrioritySeperation)
+{
+ /* FIXME */
+ DPRINT1("NtSetSystemInformation - SystemPrioritySeperation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 40 - Plug Play Bus Information */
+QSI_DEF(SystemPlugPlayBusInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemPlugPlayBusInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 41 - Dock Information */
+QSI_DEF(SystemDockInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemDockInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 42 - Power Information */
+QSI_DEF(SystemPowerInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemPowerInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 43 - Processor Speed Information */
+QSI_DEF(SystemProcessorSpeedInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemProcessorSpeedInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+/* Class 44 - Current Time Zone Information */
+QSI_DEF(SystemCurrentTimeZoneInformation)
+{
+ * ReqSize = sizeof (TIME_ZONE_INFORMATION);
+
+ if (sizeof (TIME_ZONE_INFORMATION) != Size)
+ {
+ return STATUS_INFO_LENGTH_MISMATCH;
+ }
+
+ /* Copy the time zone information struct */
+ memcpy(Buffer,
+ &ExpTimeZoneInfo,
+ sizeof(TIME_ZONE_INFORMATION));
+
+ return STATUS_SUCCESS;
+}
+
+
+SSI_DEF(SystemCurrentTimeZoneInformation)
+{
+ /* Check user buffer's size */
+ if (Size < sizeof (TIME_ZONE_INFORMATION))
+ {
+ return STATUS_INFO_LENGTH_MISMATCH;
+ }
+
+ return ExpSetTimeZoneInformation((PTIME_ZONE_INFORMATION)Buffer);
+}
+
+
+/* Class 45 - Lookaside Information */
+QSI_DEF(SystemLookasideInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemLookasideInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+
+/* Class 46 - Set time slip event */
+SSI_DEF(SystemSetTimeSlipEvent)
+{
+ /* FIXME */
+ DPRINT1("NtSetSystemInformation - SystemSetTimSlipEvent not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+
+/* Class 47 - Create a new session (TSE) */
+SSI_DEF(SystemCreateSession)
+{
+ /* FIXME */
+ DPRINT1("NtSetSystemInformation - SystemCreateSession not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+
+/* Class 48 - Delete an existing session (TSE) */
+SSI_DEF(SystemDeleteSession)
+{
+ /* FIXME */
+ DPRINT1("NtSetSystemInformation - SystemDeleteSession not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+
+/* Class 49 - UNKNOWN */
+QSI_DEF(SystemInvalidInfoClass4)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemInvalidInfoClass4 not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+
+/* Class 50 - System range start address */
+QSI_DEF(SystemRangeStartInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemRangeStartInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+
+/* Class 51 - Driver verifier information */
+QSI_DEF(SystemVerifierInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemVerifierInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+
+SSI_DEF(SystemVerifierInformation)
+{
+ /* FIXME */
+ DPRINT1("NtSetSystemInformation - SystemVerifierInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+
+/* Class 52 - Add a driver verifier */
+SSI_DEF(SystemAddVerifier)
+{
+ /* FIXME */
+ DPRINT1("NtSetSystemInformation - SystemAddVerifier not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+
+/* Class 53 - A session's processes */
+QSI_DEF(SystemSessionProcessesInformation)
+{
+ /* FIXME */
+ DPRINT1("NtQuerySystemInformation - SystemSessionProcessInformation not implemented\n");
+ return (STATUS_NOT_IMPLEMENTED);
+}
+
+
+/* Query/Set Calls Table */
+typedef
+struct _QSSI_CALLS
+{
+ NTSTATUS (* Query) (PVOID,ULONG,PULONG);
+ NTSTATUS (* Set) (PVOID,ULONG);
+
+} QSSI_CALLS;
+
+// QS Query & Set
+// QX Query
+// XS Set
+// XX unknown behaviour
+//
+#define SI_QS(n) {QSI_USE(n),SSI_USE(n)}
+#define SI_QX(n) {QSI_USE(n),NULL}
+#define SI_XS(n) {NULL,SSI_USE(n)}
+#define SI_XX(n) {NULL,NULL}
+
+static
+QSSI_CALLS
+CallQS [] =
+{
+ SI_QX(SystemBasicInformation),
+ SI_QX(SystemProcessorInformation),
+ SI_QX(SystemPerformanceInformation),
+ SI_QX(SystemTimeOfDayInformation),
+ SI_QX(SystemPathInformation), /* should be SI_XX */
+ SI_QX(SystemProcessInformation),
+ SI_QX(SystemCallCountInformation),
+ SI_QX(SystemDeviceInformation),
+ SI_QX(SystemProcessorPerformanceInformation),
+ SI_QS(SystemFlagsInformation),
+ SI_QX(SystemCallTimeInformation), /* should be SI_XX */
+ SI_QX(SystemModuleInformation),
+ SI_QX(SystemLocksInformation),
+ SI_QX(SystemStackTraceInformation), /* should be SI_XX */
+ SI_QX(SystemPagedPoolInformation), /* should be SI_XX */
+ SI_QX(SystemNonPagedPoolInformation), /* should be SI_XX */
+ SI_QX(SystemHandleInformation),
+ SI_QX(SystemObjectInformation),
+ SI_QX(SystemPageFileInformation),
+ SI_QX(SystemVdmInstemulInformation),
+ SI_QX(SystemVdmBopInformation), /* it should be SI_XX */
+ SI_QS(SystemFileCacheInformation),
+ SI_QX(SystemPoolTagInformation),
+ SI_QX(SystemInterruptInformation),
+ SI_QS(SystemDpcBehaviourInformation),
+ SI_QX(SystemFullMemoryInformation), /* it should be SI_XX */
+ SI_XS(SystemLoadImage),
+ SI_XS(SystemUnloadImage),
+ SI_QS(SystemTimeAdjustmentInformation),
+ SI_QX(SystemSummaryMemoryInformation), /* it should be SI_XX */
+ SI_QX(SystemNextEventIdInformation), /* it should be SI_XX */
+ SI_QX(SystemEventIdsInformation), /* it should be SI_XX */
+ SI_QX(SystemCrashDumpInformation),
+ SI_QX(SystemExceptionInformation),
+ SI_QX(SystemCrashDumpStateInformation),
+ SI_QX(SystemKernelDebuggerInformation),
+ SI_QX(SystemContextSwitchInformation),
+ SI_QS(SystemRegistryQuotaInformation),
+ SI_XS(SystemLoadAndCallImage),
+ SI_XS(SystemPrioritySeperation),
+ SI_QX(SystemPlugPlayBusInformation), /* it should be SI_XX */
+ SI_QX(SystemDockInformation), /* it should be SI_XX */
+ SI_QX(SystemPowerInformation), /* it should be SI_XX */
+ SI_QX(SystemProcessorSpeedInformation), /* it should be SI_XX */
+ SI_QS(SystemCurrentTimeZoneInformation), /* it should be SI_QX */
+ SI_QX(SystemLookasideInformation),
+ SI_XS(SystemSetTimeSlipEvent),
+ SI_XS(SystemCreateSession),
+ SI_XS(SystemDeleteSession),
+ SI_QX(SystemInvalidInfoClass4), /* it should be SI_XX */
+ SI_QX(SystemRangeStartInformation),
+ SI_QS(SystemVerifierInformation),
+ SI_XS(SystemAddVerifier),
+ SI_QX(SystemSessionProcessesInformation)
+};
+
+
+/*
+ * @implemented
+ */
+NTSTATUS STDCALL
+NtQuerySystemInformation (IN SYSTEM_INFORMATION_CLASS SystemInformationClass,
+ OUT PVOID UnsafeSystemInformation,
+ IN ULONG Length,
+ OUT PULONG UnsafeResultLength)
+{
+ ULONG ResultLength;
+ PVOID SystemInformation;
+ NTSTATUS Status;
+ NTSTATUS FStatus;
+
+ PAGED_CODE();
+
+/* DPRINT("NtQuerySystemInformation Start. Class:%d\n",
+ SystemInformationClass );
+*/
+ /*if (ExGetPreviousMode() == KernelMode)
+ {*/
+ SystemInformation = UnsafeSystemInformation;
+ /*}
+ else
+ {
+ SystemInformation = ExAllocatePool(NonPagedPool, Length);
+ if (SystemInformation == NULL)
+ {
+ return(STATUS_NO_MEMORY);
+ }
+ }*/
+
+ /* Clear user buffer. */
+ RtlZeroMemory(SystemInformation, Length);
+
+ /*
+ * Check the request is valid.
+ */
+ if ((SystemInformationClass >= SystemInformationClassMin) &&
+ (SystemInformationClass < SystemInformationClassMax))
+ {
+ if (NULL != CallQS [SystemInformationClass].Query)
+ {
+ /*
+ * Hand the request to a subhandler.
+ */
+ FStatus = CallQS [SystemInformationClass].Query(SystemInformation,
+ Length,
+ &ResultLength);
+ /*if (ExGetPreviousMode() != KernelMode)
+ {
+ Status = MmCopyToCaller(UnsafeSystemInformation,
+ SystemInformation,
+ Length);
+ ExFreePool(SystemInformation);
+ if (!NT_SUCCESS(Status))
+ {
+ return(Status);
+ }
+ }*/
+ if (UnsafeResultLength != NULL)
+ {
+ /*if (ExGetPreviousMode() == KernelMode)
+ {
+ *UnsafeResultLength = ResultLength;
+ }
+ else
+ {*/
+ Status = MmCopyToCaller(UnsafeResultLength,
+ &ResultLength,
+ sizeof(ULONG));
+ if (!NT_SUCCESS(Status))
+ {
+ return(Status);
+ }
+ /*}*/
+ }
+ return(FStatus);
+ }
+ }
+ return (STATUS_INVALID_INFO_CLASS);
}
NTSTATUS
STDCALL
NtSetSystemInformation (
- IN CINT SystemInformationClass,
- IN PVOID SystemInformation,
- IN ULONG SystemInformationLength
+ IN SYSTEM_INFORMATION_CLASS SystemInformationClass,
+ IN PVOID SystemInformation,
+ IN ULONG SystemInformationLength
)
{
- UNIMPLEMENTED;
+ PAGED_CODE();
+
+ /*
+ * If called from user mode, check
+ * possible unsafe arguments.
+ */
+#if 0
+ if (KernelMode != KeGetPreviousMode())
+ {
+ // Check arguments
+ //ProbeForWrite(
+ // SystemInformation,
+ // Length
+ // );
+ //ProbeForWrite(
+ // ResultLength,
+ // sizeof (ULONG)
+ // );
+ }
+#endif
+ /*
+ * Check the request is valid.
+ */
+ if ( (SystemInformationClass >= SystemInformationClassMin)
+ && (SystemInformationClass < SystemInformationClassMax)
+ )
+ {
+ if (NULL != CallQS [SystemInformationClass].Set)
+ {
+ /*
+ * Hand the request to a subhandler.
+ */
+ return CallQS [SystemInformationClass].Set (
+ SystemInformation,
+ SystemInformationLength
+ );
+ }
+ }
+ return (STATUS_INVALID_INFO_CLASS);
}
IN UINT NumberOfBytesToFlush
)
{
- UNIMPLEMENTED;
+ PAGED_CODE();
+
+ __asm__("wbinvd\n");
+ return STATUS_SUCCESS;
}
+
+
+/* EOF */