reactos/drivers/fs/cdfs/misc.c

   1 /*
   2  *  ReactOS kernel
   3  *  Copyright (C) 2002, 2004 ReactOS Team
   4  *
   5  *  This program is free software; you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation; either version 2 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *  This program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with this program; if not, write to the Free Software
  17  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18  */
  19 /* $Id$
  20  *
  21  * COPYRIGHT:        See COPYING in the top level directory
  22  * PROJECT:          ReactOS kernel
  23  * FILE:             services/fs/cdfs/misc.c
  24  * PURPOSE:          CDROM (ISO 9660) filesystem driver
  25  * PROGRAMMER:       Eric Kohl
  26  * UPDATE HISTORY:
  27  */
  28
  29 /* INCLUDES *****************************************************************/
  30
  31 #include <ddk/ntddk.h>
  32
  33 #define NDEBUG
  34 #include <debug.h>
  35
  36 #include "cdfs.h"
  37
  38
  39 /* FUNCTIONS ****************************************************************/
  40
  41 VOID
  42 CdfsSwapString(PWCHAR Out,
  43                PUCHAR In,
  44                ULONG Count)
  45 {
  46   PUCHAR t = (PUCHAR)Out;
  47   ULONG i;
  48
  49   for (i = 0; i < Count; i += 2)
  50     {
  51       t[i] = In[i+1];
  52       t[i+1] = In[i];
  53       if (t[i+1] == 0 && t[i] == ';')
  54         break;
  55     }
  56   t[i] = 0;
  57   t[i+1] = 0;
  58 }
  59
  60
  61 VOID
  62 CdfsDateTimeToSystemTime(PFCB Fcb,
  63                          PLARGE_INTEGER SystemTime)
  64 {
  65   TIME_FIELDS TimeFields;
  66   LARGE_INTEGER LocalTime;
  67
  68   TimeFields.Milliseconds = 0;
  69   TimeFields.Second = Fcb->Entry.Second;
  70   TimeFields.Minute = Fcb->Entry.Minute;
  71   TimeFields.Hour = Fcb->Entry.Hour;
  72
  73   TimeFields.Day = Fcb->Entry.Day;
  74   TimeFields.Month = Fcb->Entry.Month;
  75   TimeFields.Year = Fcb->Entry.Year + 1900;
  76
  77   RtlTimeFieldsToTime(&TimeFields,
  78                       &LocalTime);
  79   ExLocalTimeToSystemTime(&LocalTime, SystemTime);
  80 }
  81
  82
  83 VOID
  84 CdfsFileFlagsToAttributes(PFCB Fcb,
  85                           PULONG FileAttributes)
  86 {
  87   /* FIXME: Fix attributes */
  88
  89   *FileAttributes = // FILE_ATTRIBUTE_READONLY |
  90                     ((Fcb->Entry.FileFlags & FILE_FLAG_HIDDEN) ? FILE_ATTRIBUTE_HIDDEN : 0) |
  91                     ((Fcb->Entry.FileFlags & FILE_FLAG_DIRECTORY) ? FILE_ATTRIBUTE_DIRECTORY : 0) |
  92                     ((Fcb->Entry.FileFlags & FILE_FLAG_SYSTEM) ? FILE_ATTRIBUTE_SYSTEM : 0) |
  93                     ((Fcb->Entry.FileFlags & FILE_FLAG_READONLY) ? FILE_ATTRIBUTE_READONLY : 0);
  94 }
  95
  96 /* EOF */