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