#include <ntoskrnl.h>
#define NDEBUG
-#include <internal/debug.h>
+#include <debug.h>
/* Include Information Class Tables */
#include "internal/ps_i.h"
PsReferenceProcessFilePointer(IN PEPROCESS Process,
OUT PFILE_OBJECT *FileObject)
{
- PROS_SECTION_OBJECT Section;
+ PSECTION Section;
PAGED_CODE();
/* Lock the process */
ExAcquireRundownProtection(&Process->RundownProtect);
/* Get the section */
- Section = (PROS_SECTION_OBJECT)Process->SectionObject;
+ Section = Process->SectionObject;
if (Section)
{
/* Get the file object and reference it */
- *FileObject = MmGetFileObjectForSection(Section);
+ *FileObject = MmGetFileObjectForSection((PVOID)Section);
ObReferenceObject(*FileObject);
}
PPROCESS_BASIC_INFORMATION ProcessBasicInfo =
(PPROCESS_BASIC_INFORMATION)ProcessInformation;
PKERNEL_USER_TIMES ProcessTime = (PKERNEL_USER_TIMES)ProcessInformation;
+ PPROCESS_PRIORITY_CLASS PsPriorityClass = (PPROCESS_PRIORITY_CLASS)ProcessInformation;
ULONG HandleCount;
PPROCESS_SESSION_INFORMATION SessionInfo =
(PPROCESS_SESSION_INFORMATION)ProcessInformation;
PVM_COUNTERS VmCounters = (PVM_COUNTERS)ProcessInformation;
+ PIO_COUNTERS IoCounters = (PIO_COUNTERS)ProcessInformation;
+ PQUOTA_LIMITS QuotaLimits = (PQUOTA_LIMITS)ProcessInformation;
PROCESS_DEVICEMAP_INFORMATION DeviceMap;
PUNICODE_STRING ImageName;
ULONG Cookie;
if (!NT_SUCCESS(Status)) return Status;
#endif
- /* Check if this isn't the cookie class */
- if(ProcessInformationClass != ProcessCookie)
- {
- /* Reference the process */
- Status = ObReferenceObjectByHandle(ProcessHandle,
- PROCESS_QUERY_INFORMATION,
- PsProcessType,
- PreviousMode,
- (PVOID*)&Process,
- NULL);
- if (!NT_SUCCESS(Status)) return Status;
- }
- else if(ProcessHandle != NtCurrentProcess())
+ if((ProcessInformationClass == ProcessCookie) &&
+ (ProcessHandle != NtCurrentProcess()))
{
/*
* Retreiving the process cookie is only allowed for the calling process
/* Basic process information */
case ProcessBasicInformation:
+ /* Set return length */
+ Length = sizeof(PROCESS_BASIC_INFORMATION);
+
+ if (ProcessInformationLength != Length)
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
+ /* Reference the process */
+ Status = ObReferenceObjectByHandle(ProcessHandle,
+ PROCESS_QUERY_INFORMATION,
+ PsProcessType,
+ PreviousMode,
+ (PVOID*)&Process,
+ NULL);
+ if (!NT_SUCCESS(Status)) break;
+
/* Protect writes with SEH */
- _SEH_TRY
+ _SEH2_TRY
{
/* Write all the information from the EPROCESS/KPROCESS */
ProcessBasicInfo->ExitStatus = Process->ExitStatus;
ProcessBasicInfo->PebBaseAddress = Process->Peb;
ProcessBasicInfo->AffinityMask = Process->Pcb.Affinity;
- ProcessBasicInfo->UniqueProcessId = (ULONG)Process->
+ ProcessBasicInfo->UniqueProcessId = (ULONG_PTR)Process->
UniqueProcessId;
ProcessBasicInfo->InheritedFromUniqueProcessId =
(ULONG)Process->InheritedFromUniqueProcessId;
ProcessBasicInfo->BasePriority = Process->Pcb.BasePriority;
- /* Set return length */
- Length = sizeof(PROCESS_BASIC_INFORMATION);
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
+
+ /* Dereference the process */
+ ObDereferenceObject(Process);
break;
- /* Quote limits and I/O Counters: not implemented */
+ /* Process quota limits */
case ProcessQuotaLimits:
+
+ Length = sizeof(QUOTA_LIMITS);
+ if (ProcessInformationLength != Length)
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
+ /* Reference the process */
+ Status = ObReferenceObjectByHandle(ProcessHandle,
+ PROCESS_QUERY_INFORMATION,
+ PsProcessType,
+ PreviousMode,
+ (PVOID*)&Process,
+ NULL);
+ if (!NT_SUCCESS(Status)) break;
+
+ /* Indicate success */
+ Status = STATUS_SUCCESS;
+
+ _SEH2_TRY
+ {
+ /* Set max/min working set sizes */
+ QuotaLimits->MaximumWorkingSetSize =
+ Process->Vm.MaximumWorkingSetSize << PAGE_SHIFT;
+ QuotaLimits->MinimumWorkingSetSize =
+ Process->Vm.MinimumWorkingSetSize << PAGE_SHIFT;
+
+ /* Set default time limits */
+ QuotaLimits->TimeLimit.LowPart = (ULONG)-1;
+ QuotaLimits->TimeLimit.HighPart = (ULONG)-1;
+
+ /* Is quota block a default one? */
+ if (Process->QuotaBlock == &PspDefaultQuotaBlock)
+ {
+ /* Set default pools and pagefile limits */
+ QuotaLimits->PagedPoolLimit = (SIZE_T)-1;
+ QuotaLimits->NonPagedPoolLimit = (SIZE_T)-1;
+ QuotaLimits->PagefileLimit = (SIZE_T)-1;
+ }
+ else
+ {
+ /* Get limits from non-default quota block */
+ QuotaLimits->PagedPoolLimit =
+ Process->QuotaBlock->QuotaEntry[PagedPool].Limit;
+ QuotaLimits->NonPagedPoolLimit =
+ Process->QuotaBlock->QuotaEntry[NonPagedPool].Limit;
+ QuotaLimits->PagefileLimit =
+ Process->QuotaBlock->QuotaEntry[2].Limit;
+ }
+ }
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
+ {
+ /* Get exception code */
+ Status = _SEH2_GetExceptionCode();
+ }
+ _SEH2_END;
+
+ /* Dereference the process */
+ ObDereferenceObject(Process);
+ break;
+
case ProcessIoCounters:
- Status = STATUS_NOT_IMPLEMENTED;
+
+ Length = sizeof(IO_COUNTERS);
+ if (ProcessInformationLength != Length)
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
+ /* Reference the process */
+ Status = ObReferenceObjectByHandle(ProcessHandle,
+ PROCESS_QUERY_INFORMATION,
+ PsProcessType,
+ PreviousMode,
+ (PVOID*)&Process,
+ NULL);
+ if (!NT_SUCCESS(Status)) break;
+
+ _SEH2_TRY
+ {
+ IoCounters->ReadOperationCount = Process->ReadOperationCount.QuadPart;
+ IoCounters->ReadTransferCount = Process->ReadTransferCount.QuadPart;
+ IoCounters->WriteOperationCount = Process->WriteOperationCount.QuadPart;
+ IoCounters->WriteTransferCount = Process->WriteTransferCount.QuadPart;
+ IoCounters->OtherOperationCount = Process->OtherOperationCount.QuadPart;
+ IoCounters->OtherTransferCount = Process->OtherTransferCount.QuadPart;
+ }
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
+ {
+ /* Ignore exception */
+ }
+ _SEH2_END;
+
+ /* Set status to success in any case */
+ Status = STATUS_SUCCESS;
+
+ /* Dereference the process */
+ ObDereferenceObject(Process);
break;
/* Timing */
case ProcessTimes:
+ /* Set the return length */
+ Length = sizeof(KERNEL_USER_TIMES);
+
+ if (ProcessInformationLength != Length)
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
+ /* Reference the process */
+ Status = ObReferenceObjectByHandle(ProcessHandle,
+ PROCESS_QUERY_INFORMATION,
+ PsProcessType,
+ PreviousMode,
+ (PVOID*)&Process,
+ NULL);
+ if (!NT_SUCCESS(Status)) break;
+
/* Protect writes with SEH */
- _SEH_TRY
+ _SEH2_TRY
{
/* Copy time information from EPROCESS/KPROCESS */
ProcessTime->CreateTime = Process->CreateTime;
ProcessTime->KernelTime.QuadPart = Process->Pcb.KernelTime *
100000LL;
ProcessTime->ExitTime = Process->ExitTime;
-
- /* Set the return length */
- Length = sizeof(KERNEL_USER_TIMES);
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
+
+ /* Dereference the process */
+ ObDereferenceObject(Process);
break;
/* Process Debug Port */
case ProcessDebugPort:
+ /* Set return length */
+ Length = sizeof(HANDLE);
+
+ if (ProcessInformationLength != Length)
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
+ /* Reference the process */
+ Status = ObReferenceObjectByHandle(ProcessHandle,
+ PROCESS_QUERY_INFORMATION,
+ PsProcessType,
+ PreviousMode,
+ (PVOID*)&Process,
+ NULL);
+ if (!NT_SUCCESS(Status)) break;
+
/* Protect write with SEH */
- _SEH_TRY
+ _SEH2_TRY
{
/* Return whether or not we have a debug port */
*(PHANDLE)ProcessInformation = (Process->DebugPort ?
(HANDLE)-1 : NULL);
-
- /* Set the return length*/
- Length = sizeof(HANDLE);
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
+
+ /* Dereference the process */
+ ObDereferenceObject(Process);
break;
/* LDT, WS and VDM Information: not implemented */
case ProcessLdtInformation:
case ProcessWorkingSetWatch:
case ProcessWx86Information:
+
+ /* Reference the process */
+ Status = ObReferenceObjectByHandle(ProcessHandle,
+ PROCESS_QUERY_INFORMATION,
+ PsProcessType,
+ PreviousMode,
+ (PVOID*)&Process,
+ NULL);
+ if (!NT_SUCCESS(Status)) break;
+
+ DPRINT1("Not implemented: %lx\n", ProcessInformationClass);
+
+ /* Dereference the process */
+ ObDereferenceObject(Process);
Status = STATUS_NOT_IMPLEMENTED;
break;
case ProcessHandleCount:
+ /* Set the return length*/
+ Length = sizeof(ULONG);
+
+ if (ProcessInformationLength != Length)
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
+ /* Reference the process */
+ Status = ObReferenceObjectByHandle(ProcessHandle,
+ PROCESS_QUERY_INFORMATION,
+ PsProcessType,
+ PreviousMode,
+ (PVOID*)&Process,
+ NULL);
+ if (!NT_SUCCESS(Status)) break;
+
/* Count the number of handles this process has */
- HandleCount = ObpGetHandleCountByHandleTable(Process->ObjectTable);
+ HandleCount = ObGetProcessHandleCount(Process);
/* Protect write in SEH */
- _SEH_TRY
+ _SEH2_TRY
{
/* Return the count of handles */
*(PULONG)ProcessInformation = HandleCount;
-
- /* Set the return length*/
- Length = sizeof(ULONG);
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get the exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
+
+ /* Dereference the process */
+ ObDereferenceObject(Process);
break;
/* Session ID for the process */
case ProcessSessionInformation:
+ /* Set the return length*/
+ Length = sizeof(PROCESS_SESSION_INFORMATION);
+
+ if (ProcessInformationLength != Length)
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
+ /* Reference the process */
+ Status = ObReferenceObjectByHandle(ProcessHandle,
+ PROCESS_QUERY_INFORMATION,
+ PsProcessType,
+ PreviousMode,
+ (PVOID*)&Process,
+ NULL);
+ if (!NT_SUCCESS(Status)) break;
+
/* Enter SEH for write safety */
- _SEH_TRY
+ _SEH2_TRY
{
/* Write back the Session ID */
SessionInfo->SessionId = Process->Session;
-
- /* Set the return length */
- Length = sizeof(PROCESS_SESSION_INFORMATION);
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get the exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
+
+ /* Dereference the process */
+ ObDereferenceObject(Process);
break;
/* WOW64: Not implemented */
/* Virtual Memory Statistics */
case ProcessVmCounters:
+ /* Set the return length */
+ Length = sizeof(VM_COUNTERS);
+
+ if (ProcessInformationLength != Length)
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
+ /* Reference the process */
+ Status = ObReferenceObjectByHandle(ProcessHandle,
+ PROCESS_QUERY_INFORMATION,
+ PsProcessType,
+ PreviousMode,
+ (PVOID*)&Process,
+ NULL);
+ if (!NT_SUCCESS(Status)) break;
+
/* Enter SEH for write safety */
- _SEH_TRY
+ _SEH2_TRY
{
/* Return data from EPROCESS */
VmCounters->PeakVirtualSize = Process->PeakVirtualSize;
VmCounters->PagefileUsage = Process->QuotaUsage[2];
VmCounters->PeakPagefileUsage = Process->QuotaPeak[2];
- /* Set the return length */
- *ReturnLength = sizeof(VM_COUNTERS);
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get the exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
+
+ /* Dereference the process */
+ ObDereferenceObject(Process);
break;
/* Hard Error Processing Mode */
case ProcessDefaultHardErrorMode:
+ /* Set the return length*/
+ Length = sizeof(ULONG);
+
+ if (ProcessInformationLength != Length)
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
+ /* Reference the process */
+ Status = ObReferenceObjectByHandle(ProcessHandle,
+ PROCESS_QUERY_INFORMATION,
+ PsProcessType,
+ PreviousMode,
+ (PVOID*)&Process,
+ NULL);
+ if (!NT_SUCCESS(Status)) break;
+
/* Enter SEH for writing back data */
- _SEH_TRY
+ _SEH2_TRY
{
/* Write the current processing mode */
*(PULONG)ProcessInformation = Process->
DefaultHardErrorProcessing;
-
- /* Set the return length */
- Length = sizeof(ULONG);
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get the exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
+
+ /* Dereference the process */
+ ObDereferenceObject(Process);
break;
/* Priority Boosting status */
case ProcessPriorityBoost:
+ /* Set the return length*/
+ Length = sizeof(ULONG);
+
+ if (ProcessInformationLength != Length)
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
+ /* Reference the process */
+ Status = ObReferenceObjectByHandle(ProcessHandle,
+ PROCESS_QUERY_INFORMATION,
+ PsProcessType,
+ PreviousMode,
+ (PVOID*)&Process,
+ NULL);
+ if (!NT_SUCCESS(Status)) break;
+
/* Enter SEH for writing back data */
- _SEH_TRY
+ _SEH2_TRY
{
/* Return boost status */
*(PULONG)ProcessInformation = Process->Pcb.DisableBoost ?
- FALSE : TRUE;
-
- /* Set the return length */
- Length = sizeof(ULONG);
+ TRUE : FALSE;
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get the exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
+
+ /* Dereference the process */
+ ObDereferenceObject(Process);
break;
/* DOS Device Map */
case ProcessDeviceMap:
+ /* Set the return length*/
+ Length = sizeof(PROCESS_DEVICEMAP_INFORMATION);
+
+ if (ProcessInformationLength != Length)
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
+ /* Reference the process */
+ Status = ObReferenceObjectByHandle(ProcessHandle,
+ PROCESS_QUERY_INFORMATION,
+ PsProcessType,
+ PreviousMode,
+ (PVOID*)&Process,
+ NULL);
+ if (!NT_SUCCESS(Status)) break;
+
/* Query the device map information */
ObQueryDeviceMapInformation(Process, &DeviceMap);
/* Enter SEH for writing back data */
- _SEH_TRY
+ _SEH2_TRY
{
*(PPROCESS_DEVICEMAP_INFORMATION)ProcessInformation = DeviceMap;
-
- /* Set the return length */
- Length = sizeof(PROCESS_DEVICEMAP_INFORMATION);
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get the exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
+
+ /* Dereference the process */
+ ObDereferenceObject(Process);
break;
/* Priority class */
case ProcessPriorityClass:
+ /* Set the return length*/
+ Length = sizeof(PROCESS_PRIORITY_CLASS);
+
+ if (ProcessInformationLength != Length)
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
+ /* Reference the process */
+ Status = ObReferenceObjectByHandle(ProcessHandle,
+ PROCESS_QUERY_INFORMATION,
+ PsProcessType,
+ PreviousMode,
+ (PVOID*)&Process,
+ NULL);
+ if (!NT_SUCCESS(Status)) break;
+
/* Enter SEH for writing back data */
- _SEH_TRY
+ _SEH2_TRY
{
/* Return current priority class */
- *(PUSHORT)ProcessInformation = Process->PriorityClass;
-
- /* Set the return length */
- Length = sizeof(USHORT);
+ PsPriorityClass->PriorityClass = Process->PriorityClass;
+ PsPriorityClass->Foreground = FALSE;
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get the exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
+
+ /* Dereference the process */
+ ObDereferenceObject(Process);
break;
case ProcessImageFileName:
+ /* Reference the process */
+ Status = ObReferenceObjectByHandle(ProcessHandle,
+ PROCESS_QUERY_INFORMATION,
+ PsProcessType,
+ PreviousMode,
+ (PVOID*)&Process,
+ NULL);
+ if (!NT_SUCCESS(Status)) break;
+
/* Get the image path */
Status = SeLocateProcessImageName(Process, &ImageName);
if (NT_SUCCESS(Status))
if (Length <= ProcessInformationLength)
{
/* Enter SEH to protect write */
- _SEH_TRY
+ _SEH2_TRY
{
/* Copy it */
RtlCopyMemory(ProcessInformation,
((PUNICODE_STRING)ProcessInformation)->Buffer =
(PWSTR)((PUNICODE_STRING)ProcessInformation + 1);
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get the exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
+ }
+ else
+ {
+ /* Buffer too small */
+ Status = STATUS_INFO_LENGTH_MISMATCH;
}
+
+ /* Free the image path */
+ ExFreePool(ImageName);
}
+ /* Dereference the process */
+ ObDereferenceObject(Process);
break;
/* Per-process security cookie */
}
/* Enter SEH to protect write */
- _SEH_TRY
+ _SEH2_TRY
{
/* Write back the cookie */
*(PULONG)ProcessInformation = Cookie;
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get the exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
break;
/* Not yet implemented, or unknown */
case ProcessAffinityMask:
case ProcessForegroundInformation:
default:
+ DPRINT1("Unsupported or unimplemented: %lx\n", ProcessInformationClass);
Status = STATUS_INVALID_INFO_CLASS;
}
/* Protect write with SEH */
- _SEH_TRY
+ _SEH2_TRY
{
/* Check if caller wanted return length */
if (ReturnLength) *ReturnLength = Length;
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
- /* If we referenced the process, dereference it */
- if(ProcessInformationClass != ProcessCookie) ObDereferenceObject(Process);
return Status;
}
HANDLE PortHandle = NULL;
HANDLE TokenHandle = NULL;
PROCESS_SESSION_INFORMATION SessionInfo = {0};
+ PROCESS_PRIORITY_CLASS PriorityClass = {0};
PVOID ExceptionPort;
PAGED_CODE();
/* Check what kind of information class this is */
switch (ProcessInformationClass)
{
- /* Quotas and priorities: not implemented */
- case ProcessQuotaLimits:
- case ProcessBasePriority:
- case ProcessRaisePriority:
- Status = STATUS_NOT_IMPLEMENTED;
- break;
-
/* Error/Exception Port */
case ProcessExceptionPort:
+ /* Check buffer length */
+ if (ProcessInformationLength != sizeof(HANDLE))
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
/* Use SEH for capture */
- _SEH_TRY
+ _SEH2_TRY
{
/* Capture the handle */
PortHandle = *(PHANDLE)ProcessInformation;
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get the exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
if (!NT_SUCCESS(Status)) break;
/* Get the LPC Port */
/* Security Token */
case ProcessAccessToken:
+ /* Check buffer length */
+ if (ProcessInformationLength != sizeof(PROCESS_ACCESS_TOKEN))
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
/* Use SEH for capture */
- _SEH_TRY
+ _SEH2_TRY
{
/* Save the token handle */
TokenHandle = ((PPROCESS_ACCESS_TOKEN)ProcessInformation)->
Token;
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get the exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
if (!NT_SUCCESS(Status)) break;
/* Assign the actual token */
/* Hard error processing */
case ProcessDefaultHardErrorMode:
+ /* Check buffer length */
+ if (ProcessInformationLength != sizeof(ULONG))
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
/* Enter SEH for direct buffer read */
- _SEH_TRY
+ _SEH2_TRY
{
/* Update the current mode abd return the previous one */
InterlockedExchange((LONG*)&Process->DefaultHardErrorProcessing,
*(PLONG)ProcessInformation);
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
break;
/* Session ID */
case ProcessSessionInformation:
+ /* Check buffer length */
+ if (ProcessInformationLength != sizeof(PROCESS_SESSION_INFORMATION))
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
/* Enter SEH for capture */
- _SEH_TRY
+ _SEH2_TRY
{
/* Capture the caller's buffer */
SessionInfo = *(PPROCESS_SESSION_INFORMATION)ProcessInformation;
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get the exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
if (!NT_SUCCESS(Status)) break;
/* Setting the session id requires the SeTcbPrivilege */
KeAttachProcess(&Process->Pcb);
/* Enter SEH for write to user-mode PEB */
- _SEH_TRY
+ _SEH2_TRY
{
/* Write the session ID */
Process->Peb->SessionId = SessionInfo.SessionId;
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
/* Detach from the process */
KeDetachProcess();
//PsUnlockProcess(Process);
break;
- /* Priority class: HACK! */
case ProcessPriorityClass:
+
+ /* Check buffer length */
+ if (ProcessInformationLength != sizeof(PROCESS_PRIORITY_CLASS))
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
+ /* Enter SEH for capture */
+ _SEH2_TRY
+ {
+ /* Capture the caller's buffer */
+ PriorityClass = *(PPROCESS_PRIORITY_CLASS)ProcessInformation;
+ }
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
+ {
+ /* Get the exception code */
+ Status = _SEH2_GetExceptionCode();
+ }
+ _SEH2_END;
+ if (!NT_SUCCESS(Status)) break;
+
+ /* Check for invalid PriorityClass value */
+ if (PriorityClass.PriorityClass > PROCESS_PRIORITY_CLASS_ABOVE_NORMAL)
+ {
+ Status = STATUS_INVALID_PARAMETER;
+ break;
+ }
+
+ /* TODO: Check privileges */
+
+ /* Check if we have a job */
+ if (Process->Job)
+ {
+ DPRINT1("Jobs not yet supported\n");
+ }
+
+ /* Set process priority class */
+ Process->PriorityClass = PriorityClass.PriorityClass;
+
+ /* Set process priority mode (foreground or background) */
+ PsSetProcessPriorityByClass(Process,
+ !PriorityClass.Foreground ? PsProcessPriorityBackground :
+ PsProcessPriorityForeground);
+
+ Status = STATUS_SUCCESS;
break;
/* We currently don't implement any of these */
+ case ProcessQuotaLimits:
+ case ProcessBasePriority:
+ case ProcessRaisePriority:
case ProcessLdtInformation:
case ProcessLdtSize:
case ProcessIoPortHandlers:
case ProcessUserModeIOPL:
case ProcessEnableAlignmentFaultFixup:
case ProcessAffinityMask:
+ DPRINT1("Not implemented: %lx\n", ProcessInformationClass);
Status = STATUS_NOT_IMPLEMENTED;
break;
case ProcessWow64Information:
case ProcessDebugPort:
default:
+ DPRINT1("Unsupported or unimplemented: %lx\n", ProcessInformationClass);
Status = STATUS_INVALID_INFO_CLASS;
}
/* Thread priority */
case ThreadPriority:
+ /* Check buffer length */
+ if (ThreadInformationLength != sizeof(KPRIORITY))
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
/* Use SEH for capture */
- _SEH_TRY
+ _SEH2_TRY
{
/* Get the priority */
Priority = *(PLONG)ThreadInformation;
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get the exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
if (!NT_SUCCESS(Status)) break;
/* Validate it */
case ThreadBasePriority:
+ /* Check buffer length */
+ if (ThreadInformationLength != sizeof(LONG))
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
/* Use SEH for capture */
- _SEH_TRY
+ _SEH2_TRY
{
/* Get the priority */
Priority = *(PLONG)ThreadInformation;
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get the exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
if (!NT_SUCCESS(Status)) break;
/* Validate it */
(Priority < THREAD_BASE_PRIORITY_MIN))
{
/* These ones are OK */
- if ((Priority != THREAD_BASE_PRIORITY_LOWRT + 1) ||
+ if ((Priority != THREAD_BASE_PRIORITY_LOWRT + 1) &&
(Priority != THREAD_BASE_PRIORITY_IDLE - 1))
{
/* Check if the process is real time */
case ThreadAffinityMask:
+ /* Check buffer length */
+ if (ThreadInformationLength != sizeof(ULONG_PTR))
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
/* Use SEH for capture */
- _SEH_TRY
+ _SEH2_TRY
{
/* Get the priority */
Affinity = *(PULONG_PTR)ThreadInformation;
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get the exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
if (!NT_SUCCESS(Status)) break;
/* Validate it */
/* Release the lock and rundown */
ExReleasePushLockShared(&Process->ProcessLock);
KeLeaveCriticalRegion();
+ ExReleaseRundownProtection(&Process->RundownProtect);
}
else
{
case ThreadImpersonationToken:
+ /* Check buffer length */
+ if (ThreadInformationLength != sizeof(HANDLE))
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
/* Use SEH for capture */
- _SEH_TRY
+ _SEH2_TRY
{
/* Save the token handle */
TokenHandle = *(PHANDLE)ThreadInformation;
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get the exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
if (!NT_SUCCESS(Status)) break;
/* Assign the actual token */
case ThreadQuerySetWin32StartAddress:
+ /* Check buffer length */
+ if (ThreadInformationLength != sizeof(ULONG_PTR))
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
/* Use SEH for capture */
- _SEH_TRY
+ _SEH2_TRY
{
/* Get the priority */
Address = *(PVOID*)ThreadInformation;
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get the exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
if (!NT_SUCCESS(Status)) break;
/* Set the address */
case ThreadIdealProcessor:
+ /* Check buffer length */
+ if (ThreadInformationLength != sizeof(ULONG_PTR))
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
/* Use SEH for capture */
- _SEH_TRY
+ _SEH2_TRY
{
/* Get the priority */
IdealProcessor = *(PULONG_PTR)ThreadInformation;
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get the exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
if (!NT_SUCCESS(Status)) break;
/* Validate it */
case ThreadPriorityBoost:
+ /* Check buffer length */
+ if (ThreadInformationLength != sizeof(ULONG_PTR))
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
/* Use SEH for capture */
- _SEH_TRY
+ _SEH2_TRY
{
/* Get the priority */
DisableBoost = *(PULONG_PTR)ThreadInformation;
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get the exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
if (!NT_SUCCESS(Status)) break;
/* Call the kernel */
case ThreadZeroTlsCell:
+ /* Check buffer length */
+ if (ThreadInformationLength != sizeof(ULONG_PTR))
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
/* Use SEH for capture */
- _SEH_TRY
+ _SEH2_TRY
{
/* Get the priority */
TlsIndex = *(PULONG_PTR)ThreadInformation;
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get the exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
if (!NT_SUCCESS(Status)) break;
/* This is only valid for the current thread */
KIRQL OldIrql;
PAGED_CODE();
- /* Verify Information Class validity */
-#if 0
- Status = DefaultQueryInfoBufferCheck(ThreadInformationClass,
- PsThreadInfoClass,
- RTL_NUMBER_OF(PsThreadInfoClass),
- ThreadInformation,
- ThreadInformationLength,
- ReturnLength,
- PreviousMode);
- if (!NT_SUCCESS(Status)) return Status;
-#endif
+ if (PreviousMode != KernelMode)
+ {
+ _SEH2_TRY
+ {
+ ProbeForWrite(ThreadInformation,
+ ThreadInformationLength,
+ sizeof(ULONG));
+
+ if (ReturnLength)
+ {
+ ProbeForWriteUlong(ReturnLength);
+ }
+ }
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
+ {
+ Status = _SEH2_GetExceptionCode();
+ }
+ _SEH2_END;
+
+ if (!NT_SUCCESS(Status)) return Status;
+ }
/* Check what class this is */
Access = THREAD_QUERY_INFORMATION;
/* Basic thread information */
case ThreadBasicInformation:
+ /* Set return length */
+ Length = sizeof(THREAD_BASIC_INFORMATION);
+
+ if (ThreadInformationLength != Length)
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
/* Protect writes with SEH */
- _SEH_TRY
+ _SEH2_TRY
{
/* Write all the information from the ETHREAD/KTHREAD */
ThreadBasicInfo->ExitStatus = Thread->ExitStatus;
ThreadBasicInfo->AffinityMask = Thread->Tcb.Affinity;
ThreadBasicInfo->Priority = Thread->Tcb.Priority;
ThreadBasicInfo->BasePriority = KeQueryBasePriorityThread(&Thread->Tcb);
-
- /* Set return length */
- Length = sizeof(THREAD_BASIC_INFORMATION);
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
break;
/* Thread time information */
case ThreadTimes:
+ /* Set the return length */
+ Length = sizeof(KERNEL_USER_TIMES);
+
+ if (ThreadInformationLength != Length)
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
/* Protect writes with SEH */
- _SEH_TRY
+ _SEH2_TRY
{
/* Copy time information from ETHREAD/KTHREAD */
ThreadTime->KernelTime.QuadPart = Thread->Tcb.KernelTime *
100000LL;
ThreadTime->CreateTime = Thread->CreateTime;
ThreadTime->ExitTime = Thread->ExitTime;
-
- /* Set the return length */
- Length = sizeof(KERNEL_USER_TIMES);
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
break;
case ThreadQuerySetWin32StartAddress:
+ /* Set the return length*/
+ Length = sizeof(PVOID);
+
+ if (ThreadInformationLength != Length)
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
/* Protect write with SEH */
- _SEH_TRY
+ _SEH2_TRY
{
/* Return the Win32 Start Address */
*(PVOID*)ThreadInformation = Thread->Win32StartAddress;
-
- /* Set the return length*/
- Length = sizeof(PVOID);
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
break;
case ThreadPerformanceCount:
+ /* Set the return length*/
+ Length = sizeof(LARGE_INTEGER);
+
+ if (ThreadInformationLength != Length)
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
/* Protect write with SEH */
- _SEH_TRY
+ _SEH2_TRY
{
/* FIXME */
(*(PLARGE_INTEGER)ThreadInformation).QuadPart = 0;
-
- /* Set the return length*/
- Length = sizeof(LARGE_INTEGER);
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
break;
case ThreadAmILastThread:
+ /* Set the return length*/
+ Length = sizeof(ULONG);
+
+ if (ThreadInformationLength != Length)
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
/* Protect write with SEH */
- _SEH_TRY
+ _SEH2_TRY
{
/* Return whether or not we are the last thread */
*(PULONG)ThreadInformation = ((Thread->ThreadsProcess->
&Thread->ThreadsProcess->
ThreadListHead) ?
TRUE : FALSE);
-
- /* Set the return length*/
- Length = sizeof(ULONG);
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
break;
case ThreadIsIoPending:
+ /* Set the return length*/
+ Length = sizeof(ULONG);
+
+ if (ThreadInformationLength != Length)
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
/* Raise the IRQL to protect the IRP list */
KeRaiseIrql(APC_LEVEL, &OldIrql);
/* Protect write with SEH */
- _SEH_TRY
+ _SEH2_TRY
{
/* Check if the IRP list is empty or not */
*(PULONG)ThreadInformation = !IsListEmpty(&Thread->IrpList);
-
- /* Set the return length*/
- Length = sizeof(ULONG);
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
/* Lower IRQL back */
KeLowerIrql(OldIrql);
break;
+ case ThreadDescriptorTableEntry:
+ DPRINT1("NtQueryInformationThread(): case ThreadDescriptorTableEntry not implemented!\n");
+ Status = STATUS_NOT_IMPLEMENTED;
+ break;
+
+ case ThreadPriorityBoost:
+
+ /* Set the return length*/
+ Length = sizeof(ULONG);
+
+ if (ThreadInformationLength != Length)
+ {
+ Status = STATUS_INFO_LENGTH_MISMATCH;
+ break;
+ }
+
+ _SEH2_TRY
+ {
+ *(PULONG)ThreadInformation = Thread->Tcb.DisableBoost ? 1 : 0;
+ }
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
+ {
+ Status = _SEH2_GetExceptionCode();
+ }
+ _SEH2_END;
+ break;
+
/* Anything else */
default:
}
/* Protect write with SEH */
- _SEH_TRY
+ _SEH2_TRY
{
/* Check if caller wanted return length */
if (ReturnLength) *ReturnLength = Length;
}
- _SEH_HANDLE
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
/* Get exception code */
- Status = _SEH_GetExceptionCode();
+ Status = _SEH2_GetExceptionCode();
}
- _SEH_END;
+ _SEH2_END;
/* Dereference the thread, and return */
ObDereferenceObject(Thread);