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Added thread counting with PsEnumThreadsByProcess and thread support in SystemProcessInformation.

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svn path=/trunk/; revision=10257
This commit is contained in:
James Tabor 2004-07-23 07:44:26 +00:00
parent 651d364842
commit b2f73e07c8
3 changed files with 50 additions and 8 deletions
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33
reactos/ntoskrnl/ex/sysinfo.c
View file

@ -1,4 +1,4 @@
/* $Id: sysinfo.c,v 1.39 2004/07/22 17:22:36 jimtabor Exp $
/* $Id: sysinfo.c,v 1.40 2004/07/23 07:44:25 jimtabor Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@ -531,12 +531,11 @@ QSI_DEF(SystemPathInformation)
/* Class 5 - Process Information */
QSI_DEF(SystemProcessInformation)
{
ULONG ovlSize=0, nThreads=1;
ULONG ovlSize=0, nThreads;
PEPROCESS pr, syspr;
unsigned char *pCur;
/* scan the process list */
// TODO: Add thread information
PSYSTEM_PROCESSES Spi
= (PSYSTEM_PROCESSES) Buffer;
@ -555,14 +554,15 @@ QSI_DEF(SystemProcessInformation)
do
{
PSYSTEM_PROCESSES SpiCur;
int curSize;
int curSize, i = 0;
ANSI_STRING imgName;
int inLen=32; // image name len in bytes
PLIST_ENTRY current_entry;
PETHREAD current;
SpiCur = (PSYSTEM_PROCESSES)pCur;
nThreads = 1; // FIXME
nThreads = PsEnumThreadsByProcess(pr);
// size of the structure for every process
curSize = sizeof(SYSTEM_PROCESSES)-sizeof(SYSTEM_THREADS)+sizeof(SYSTEM_THREADS)*nThreads;
@ -613,6 +613,27 @@ QSI_DEF(SystemProcessInformation)
// 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,
Tcb.ProcessThreadListEntry);
SpiCur->Threads[i].KernelTime.QuadPart = current->Tcb.KernelTime * 100000LL;
SpiCur->Threads[i].UserTime.QuadPart = current->Tcb.UserTime * 100000LL;
// SpiCur->Threads[i].CreateTime = current->CreateTime;
SpiCur->Threads[i].WaitTime = current->Tcb.WaitTime;
SpiCur->Threads[i].StartAddress = (PVOID) current->StartAddress;
SpiCur->Threads[i].ClientId = current->Cid;
SpiCur->Threads[i].Priority = current->Tcb.Priority;
SpiCur->Threads[i].BasePriority = current->Tcb.BasePriority;
SpiCur->Threads[i].ContextSwitchCount = 0; //FIXME!
SpiCur->Threads[i].State = current->Tcb.State;
SpiCur->Threads[i].WaitReason = current->Tcb.WaitReason;
i++;
current_entry = current_entry->Flink;
}
pr = PsGetNextProcess(pr);
if ((pr == syspr) || (pr == NULL))

3
reactos/ntoskrnl/include/internal/ps.h
View file

@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id: ps.h,v 1.61 2004/07/20 23:58:35 ion Exp $
/* $Id: ps.h,v 1.62 2004/07/23 07:44:26 jimtabor Exp $
*
* FILE: ntoskrnl/ke/kthread.c
* PURPOSE: Process manager definitions
@ -529,6 +529,7 @@ VOID PsUnfreezeOtherThread(PETHREAD Thread);
VOID PsFreezeOtherThread(PETHREAD Thread);
VOID PsFreezeProcessThreads(PEPROCESS Process);
VOID PsUnfreezeProcessThreads(PEPROCESS Process);
ULONG PsEnumThreadsByProcess(PEPROCESS Process);
PEPROCESS PsGetNextProcess(PEPROCESS OldProcess);
VOID
PsBlockThread(PNTSTATUS Status, UCHAR Alertable, ULONG WaitMode,

22
reactos/ntoskrnl/ps/thread.c
View file

@ -1,4 +1,4 @@
/* $Id: thread.c,v 1.129 2004/07/21 01:05:26 ion Exp $
/* $Id: thread.c,v 1.130 2004/07/23 07:44:26 jimtabor Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@ -578,6 +578,26 @@ PsFreezeAllThreads(PEPROCESS Process)
KeReleaseSpinLock(&PiThreadListLock, oldIrql);
}
ULONG
PsEnumThreadsByProcess(PEPROCESS Process)
{
KIRQL oldIrql;
PLIST_ENTRY current_entry;
ULONG Count = 0;
KeAcquireSpinLock(&PiThreadListLock, &oldIrql);
current_entry = Process->ThreadListHead.Flink;
while (current_entry != &Process->ThreadListHead)
{
Count++;
current_entry = current_entry->Flink;
}
KeReleaseSpinLock(&PiThreadListLock, oldIrql);
return Count;
}
/*
* @unimplemented
*/