reactos/subsystems/csr/main.c
Timo Kreuzer 9ea495ba33 Create a branch for header work.
svn path=/branches/header-work/; revision=45691
2010-02-26 22:57:55 +00:00

118 lines
3.7 KiB
C

/* $Id$
* --------------------------------------------------------------------
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* --------------------------------------------------------------------
*/
/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS CSR Sub System
* FILE: subsys/csr/csrss.c
* PURPOSE: CSR Executable
* PROGRAMMERS: Alex Ionescu (alex@relsoft.net)
*/
/* INCLUDES ******************************************************************/
#define WIN32_NO_STATUS
#include <windows.h>
#define NTOS_MODE_USER
#include <ndk/ntndk.h>
#include <csr/server.h>
#define NDEBUG
#include <debug.h>
/* PRIVATE FUNCTIONS *********************************************************/
VOID
NTAPI
CsrpSetDefaultProcessHardErrorMode (VOID)
{
ULONG DefaultHardErrorMode = 0;
/* Disable hard errors */
NtSetInformationProcess(NtCurrentProcess(),
ProcessDefaultHardErrorMode,
&DefaultHardErrorMode,
sizeof(DefaultHardErrorMode));
}
/*
* Note: Standard entrypoint for Native C Programs.
* The OS backend (NtProcessStartup) which calls this routine is
* implemented in a CRT-like static library (much like mainCRTStartup).
* Do NOT manually add the NtProcessStartup entrypoint or anything else.
*/
int
_cdecl
_main(int argc,
char *argv[],
char *envp[],
int DebugFlag)
{
KPRIORITY BasePriority = (8 + 1) + 4;
NTSTATUS Status;
ULONG Response;
UNREFERENCED_PARAMETER(envp);
UNREFERENCED_PARAMETER(DebugFlag);
/* Set the Priority */
NtSetInformationProcess(NtCurrentProcess(),
ProcessBasePriority,
&BasePriority,
sizeof(KPRIORITY));
/* Give us IOPL so that we can access the VGA registers */
Status = NtSetInformationProcess(NtCurrentProcess(),
ProcessUserModeIOPL,
NULL,
0);
if (!NT_SUCCESS(Status))
{
/* Raise a hard error */
DPRINT1("CSRSS: Could not raise IOPL: %x\n", Status);
Status = NtRaiseHardError(STATUS_IO_PRIVILEGE_FAILED,
0,
0,
NULL,
OptionOk,
&Response);
}
/* Initialize CSR through CSRSRV */
Status = CsrServerInitialization(argc, argv);
if (!NT_SUCCESS(Status))
{
/* Kill us */
DPRINT1("CSRSS: CsrServerInitialization failed:% lx\n", Status);
NtTerminateProcess (NtCurrentProcess(), Status);
}
/* Disable errors */
CsrpSetDefaultProcessHardErrorMode();
/* If this is Session 0, make sure killing us bugchecks the system */
if (!NtCurrentPeb()->SessionId) RtlSetProcessIsCritical(TRUE, NULL, FALSE);
/* Kill this thread. CSRSRV keeps us going */
NtTerminateThread (NtCurrentThread(), Status);
return 0;
}
/* EOF */