initobdir.c

ReactOS是一些高手根据Windows XP的内核编写出的类XP。内核实现机理和API函数调用几乎相同。甚至可以兼容XP的程序。喜欢研究系统内核的人可以看一看。

/* $Id: initobdir.c 21257 2006-03-08 23:07:09Z audit $
 *
 * initobdir.c - Session Manager object directories
 * 
 * ReactOS Operating System
 * 
 * --------------------------------------------------------------------
 *
 * This software 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 software 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 software; see the file COPYING.LIB. If not, write
 * to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge,
 * MA 02139, USA.  
 *
 * --------------------------------------------------------------------
 */
#include "smss.h"

#define NDEBUG
#include <debug.h>

static NTSTATUS STDCALL
SmpObjectDirectoryQueryRoutine(PWSTR ValueName,
			      ULONG ValueType,
			      PVOID ValueData,
			      ULONG ValueLength,
			      PVOID Context,
			      PVOID EntryContext)
{
  OBJECT_ATTRIBUTES ObjectAttributes;
  UNICODE_STRING UnicodeString;
  HANDLE WindowsDirectory;
  NTSTATUS Status = STATUS_SUCCESS;

  DPRINT("ValueName '%S'  Type %lu  Length %lu\n", ValueName, ValueType, ValueLength);
  DPRINT("ValueData '%S'\n", (PWSTR)ValueData);
  if (ValueType != REG_SZ)
    {
      return(STATUS_SUCCESS);
    }

  RtlInitUnicodeString(&UnicodeString,
		       (PWSTR)ValueData);

  InitializeObjectAttributes(&ObjectAttributes,
			     &UnicodeString,
			     0,
			     NULL,
			     NULL);

  Status = ZwCreateDirectoryObject(&WindowsDirectory,
				   0,
				   &ObjectAttributes);

  return(Status);
}


NTSTATUS
SmCreateObjectDirectories(VOID)
{
  RTL_QUERY_REGISTRY_TABLE QueryTable[2];
  NTSTATUS Status;

  RtlZeroMemory(&QueryTable,
		sizeof(QueryTable));

  QueryTable[0].Name = L"ObjectDirectories";
  QueryTable[0].QueryRoutine = SmpObjectDirectoryQueryRoutine;

  Status = RtlQueryRegistryValues(RTL_REGISTRY_CONTROL,
				  SM_REGISTRY_ROOT_NAME,
				  QueryTable,
				  NULL,
				  NULL);

  return(Status);
}

/* EOF */