3 * Copyright (C) 1998, 1999, 2000, 2001 ReactOS Team
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 /* $Id: process.c,v 1.13 2002/09/07 15:12:53 chorns Exp $
21 * COPYRIGHT: See COPYING in the top level directory
22 * PROJECT: ReactOS kernel
23 * FILE: ntoskrnl/io/process.c
24 * PURPOSE: Process functions that, bizarrely, are in the iomgr
25 * PROGRAMMER: David Welch (welch@mcmail.com)
30 /* INCLUDES *****************************************************************/
35 #include <internal/debug.h>
38 /* FUNCTIONS *****************************************************************/
41 IoGetInitialStack(VOID
)
43 return(PsGetCurrentThread()->Tcb
.InitialStack
);
48 IoGetStackLimits(OUT PULONG LowLimit
,
51 *LowLimit
= (ULONG
)NtCurrentTeb()->Tib
.StackLimit
;
52 *HighLimit
= (ULONG
)NtCurrentTeb()->Tib
.StackBase
;
57 IoThreadToProcess(IN PETHREAD Thread
)
59 return(Thread
->ThreadsProcess
);
64 IoGetRequestorProcess(IN PIRP Irp
)
66 return(Irp
->Tail
.Overlay
.Thread
->ThreadsProcess
);
70 /**********************************************************************
72 * IoSetThreadHardErrorMode@4
76 * TRUE : enable hard errors processing;
77 * FALSE: do NOT process hard errors.
80 * Previous value for the current thread's hard errors
84 IoSetThreadHardErrorMode(IN BOOLEAN HardErrorEnabled
)
86 BOOLEAN PreviousHEM
= NtCurrentTeb()->HardErrorDisabled
;
88 NtCurrentTeb()->HardErrorDisabled
= ((TRUE
== HardErrorEnabled
) ? FALSE
: TRUE
);
90 return((TRUE
== PreviousHEM
) ? FALSE
: TRUE
);