drivers/filesystems/fs_rec/cdfs.h

   1 /*
   2  * PROJECT:     ReactOS File System Recognizer
   3  * LICENSE:     GPL-2.0 (https://spdx.org/licenses/GPL-2.0+)
   4  * PURPOSE:     CDFS Recognizer
   5  * COPYRIGHT:   Copyright 2017 Colin Finck <colin@reactos.org>
   6  */
   7
   8 // Information from http://wiki.osdev.org/ISO_9660#Volume_Descriptors
   9
  10 // Structures
  11 typedef struct _VD_HEADER
  12 {
  13     char Type;
  14     char Identifier[5];
  15     char Version;
  16 }
  17 VD_HEADER, *PVD_HEADER;
  18
  19 // Constants
  20 #define VD_HEADER_OFFSET        32768       // Offset of the VD Header
  21 #define VD_IDENTIFIER           "CD001"     // Identifier that must be in the Volume Descriptor
  22 #define VD_IDENTIFIER_LENGTH    5           // Character count of VD_IDENTIFIER
  23 #define VD_TYPE_PRIMARY         1           // Type code for Primary Volume Descriptor
  24 #define VD_VERSION              1           // Volume Descriptor Version