reactos/subsystems/win32/csrss/csrss.c

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/*
* LICENSE: BSD - See COPYING.ARM in root directory
* PROJECT: ReactOS Client/Server Runtime SubSystem
* FILE: subsystems/win32/csrss/csrss.c
* PURPOSE: CSRSS Process Main Executable Code
* PROGRAMMERS: Alex Ionescu (alex@relsoft.net)
* ReactOS Portable Systems Group
*/
/* INCLUDES *******************************************************************/
#define NTOS_MODE_USER
#include <ndk/exfuncs.h>
#include <ndk/psfuncs.h>
#include <ndk/rtlfuncs.h>
#include <csr/csrsrv.h>
#define NDEBUG
#include <debug.h>
/* FUNCTIONS ******************************************************************/
VOID
NTAPI
CsrpSetDefaultProcessHardErrorMode(VOID)
{
ULONG DefaultHardErrorMode = 0;
/* Disable hard errors */
NtSetInformationProcess(NtCurrentProcess(),
ProcessDefaultHardErrorMode,
&DefaultHardErrorMode,
sizeof(DefaultHardErrorMode));
}
int
_cdecl
_main(int argc,
char *argv[],
char *envp[],
int DebugFlag)
{
KPRIORITY BasePriority = (8 + 1) + 4;
NTSTATUS Status;
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#if defined (_X86_)
ULONG Response;
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#endif
UNREFERENCED_PARAMETER(envp);
UNREFERENCED_PARAMETER(DebugFlag);
/* Set the Priority */
NtSetInformationProcess(NtCurrentProcess(),
ProcessBasePriority,
&BasePriority,
sizeof(KPRIORITY));
#if defined (_X86_)
/* 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, Status: 0x%08lx\n", Status);
Status = NtRaiseHardError(STATUS_IO_PRIVILEGE_FAILED,
0,
0,
NULL,
OptionOk,
&Response);
}
#endif
/* Initialize CSR through CSRSRV */
Status = CsrServerInitialization(argc, argv);
if (!NT_SUCCESS(Status))
{
/* Kill us */
DPRINT1("CSRSS: Unable to initialize server, Status: 0x%08lx\n", Status);
NtTerminateProcess(NtCurrentProcess(), Status);
}
/* Disable errors */
CsrpSetDefaultProcessHardErrorMode();
/* If this is Session 0, make sure killing us bugchecks the system */
if (NtCurrentPeb()->SessionId == 0) RtlSetProcessIsCritical(TRUE, NULL, FALSE);
/* Kill this thread. CSRSRV keeps us going */
NtTerminateThread(NtCurrentThread(), Status);
return 0;
}
/* EOF */