Re: [ros-dev] Compatibility Problems

[James Tabor]

Alex Ionescu wrote:
> Our structures are not wrong. Perhaps we still return the wrong version 
> info somewhere, or tehre's a bug in NtQuerySystemInformation.
> > What now could go wrong,
> > James
>
> Best regards,
> Alex Ionescu

I patch this to ps.c and I got it to work on xp! Needs more testing! XP seems
to tell what type of structure you are using, both NT4 and W2k work for some
reason.

#include <windows.h>
/* NOTE: W32API ddk/ntapi.h header has wrong definition of SYSTEM_PROCESSES. */
#include <ntos/types.h>

typedef ULARGE_INTEGER TIME, *PTIME;

typedef struct _SYSTEM_THREADS 	
  { 	
          LARGE_INTEGER   KernelTime; 	
          LARGE_INTEGER   UserTime; 	
          LARGE_INTEGER   CreateTime; 	
          ULONG           TickCount; 	
          PVOID           StartEIP; 	
          CLIENT_ID       ClientId; 	
          ULONG           DynamicPriority; 	
          ULONG           BasePriority; 	
          ULONG           nSwitches; 	
          DWORD           State; 	
          KWAIT_REASON    WaitReason; 	
    
  } SYSTEM_THREADS, *PSYSTEM_THREADS; 	
    
  typedef struct _SYSTEM_PROCESSES 	
  { 	
          SIZE_T                          NextEntryDelta; 	
          ULONG                           ThreadCount; 	
          ULONG                           Unused1 [6]; 	
          TIME                            CreateTime; 	
          TIME                            UserTime; 	
          TIME                            KernelTime; 	
          UNICODE_STRING                  ProcessName; 	
          ULONG                           BasePriority; 	
          ULONG                           ProcessId; 	
          ULONG                           InheritedFromProcessId; 	
          ULONG                           HandleCount;

ULONG                           SessionId; 	
          ULONG                           PageDirectoryFrame; 	
    
          ULONG                           PeakVirtualSizeBytes; 	
          ULONG                           TotalVirtualSizeBytes; 	
          ULONG                           PageFaultCount; 	
          ULONG                           PeakWorkingSetSizeBytes; 	
          ULONG                           TotalWorkingSetSizeBytes; 	
          ULONG                           PeakPagedPoolUsagePages; 	
          ULONG                           TotalPagedPoolUsagePages; 	
          ULONG                           PeakNonPagedPoolUsagePages; 	
          ULONG                           TotalNonPagedPoolUsagePages; 	
          ULONG                           TotalPageFileUsageBytes; 	
          ULONG                           PeakPageFileUsageBytes; 	
          ULONG                           TotalPrivateBytes;

LARGE_INTEGER ReadOperationCount;
     LARGE_INTEGER WriteOperationCount;
     LARGE_INTEGER OtherOperationCount;
     LARGE_INTEGER ReadTransferCount;
     LARGE_INTEGER WriteTransferCount;
     LARGE_INTEGER OtherTransferCount;

SYSTEM_THREADS       Threads [1];  	
  } SYSTEM_PROCESSES, *PSYSTEM_PROCESSES;