csrss.c File Reference

#include <ndk/exfuncs.h>
#include <ndk/psfuncs.h>
#include <ndk/rtlfuncs.h>
#include <csr/csrsrv.h>
#include <debug.h>

Include dependency graph for csrss.c:

Go to the source code of this file.

Macros
#define	NTOS_MODE_USER
#define	NDEBUG

Functions
VOID NTAPI	CsrpSetDefaultProcessHardErrorMode (VOID)
int _cdecl	_main (int argc, char *argv[], char *envp[], int DebugFlag)

Macro Definition Documentation

NDEBUG

#define NDEBUG

Definition at line 19 of file csrss.c.

NTOS_MODE_USER

#define NTOS_MODE_USER

Definition at line 12 of file csrss.c.

Function Documentation

_main()

int _cdecl _main	(	int	argc,
		char *	argv[],
		char *	envp[],
		int	DebugFlag
	)

Definition at line 39 of file csrss.c.

{
    KPRIORITY BasePriority = PROCESS_PRIORITY_NORMAL_FOREGROUND + 4;
    NTSTATUS Status;
#if defined (_X86_)
    ULONG Response;
#endif
    UNREFERENCED_PARAMETER(envp);
    UNREFERENCED_PARAMETER(DebugFlag);
 
    /* Set the base priority */
    NtSetInformationProcess(NtCurrentProcess(),
                            ProcessBasePriority,
                            &BasePriority,
                            sizeof(BasePriority));
 
#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;
}

CsrpSetDefaultProcessHardErrorMode()

VOID NTAPI CsrpSetDefaultProcessHardErrorMode

(

VOID

)

Definition at line 26 of file csrss.c.

{
    ULONG DefaultHardErrorMode = 0;
 
    /* Disable hard errors */
    NtSetInformationProcess(NtCurrentProcess(),
                            ProcessDefaultHardErrorMode,
                            &DefaultHardErrorMode,
                            sizeof(DefaultHardErrorMode));
}

Referenced by _main().