Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2024-12-28 01:55:19 +00:00
Code Issues Projects Releases Packages Wiki Activity

Fix KeUnstackDetachProcess.

Browse source 
svn path=/trunk/; revision=13634
This commit is contained in:
Gregor Anich 2005-02-18 18:28:49 +00:00
parent 299de40214
commit 41475e9941
1 changed files with 8 additions and 10 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

18
reactos/ntoskrnl/ke/process.c
View file

@ -216,7 +216,7 @@ KeUnstackDetachProcess (
{
KIRQL OldIrql;
PKTHREAD Thread;
/* If the special "We tried to attach to the process already being attached to" flag is there, don't do anything */
if (ApcState->Process == (PKPROCESS)1) return;
@ -231,29 +231,27 @@ KeUnstackDetachProcess (
/* Restore the Old APC State if a Process was present */
if (ApcState->Process) {
RtlMoveMemory(ApcState, &Thread->ApcState, sizeof(KAPC_STATE));
KiMoveApcState(ApcState, &Thread->ApcState);
} else {
/* The ApcState parameter is useless, so use the saved data and reset it */
RtlMoveMemory(&Thread->SavedApcState, &Thread->ApcState, sizeof(KAPC_STATE));
KiMoveApcState(&Thread->SavedApcState, &Thread->ApcState);
Thread->SavedApcState.Process = NULL;
Thread->ApcStateIndex = OriginalApcEnvironment;
Thread->ApcStatePointer[OriginalApcEnvironment] = &Thread->ApcState;
Thread->ApcStatePointer[AttachedApcEnvironment] = &Thread->SavedApcState;
}
/* Restore the APC State */
KiMoveApcState(&Thread->SavedApcState, &Thread->ApcState);
/* Swap Processes */
KiSwapProcess(Thread->ApcState.Process, Thread->ApcState.Process);
/* Return to old IRQL*/
KeReleaseDispatcherDatabaseLock(OldIrql);
}
// This function should be used by win32k.sys to add its own user32/gdi32 services
// TableIndex is 0 based
// ServiceCountTable its not used at the moment
/* This function should be used by win32k.sys to add its own user32/gdi32 services
* TableIndex is 0 based
* ServiceCountTable its not used at the moment
*/
/*
* @implemented
*/