arch/all-mingw32/devs/filesys/emul_handler/dos_native.h

   1 /* This file contains some definitions ripped from dos.library includes. I can't use them *
   2  * directly because some defines in dos.h conflict with defines in Windows headers.       */
   3
   4 /* Structure used in Info(). Must be longword-aligned. */
   5 struct InfoData
   6 {
   7     LONG id_NumSoftErrors; /* Number of soft errors on device. */
   8     LONG id_UnitNumber;    /* Unit number of device. */
   9     LONG id_DiskState;     /* State the current volume is in (see below). */
  10     LONG id_NumBlocks;     /* Number of blocks on device. */
  11     LONG id_NumBlocksUsed; /* Number of blocks in use. */
  12     LONG id_BytesPerBlock; /* Bytes per block. */
  13     LONG id_DiskType;      /* Type of disk (see below). */
  14     void *id_VolumeNode;
  15     LONG id_InUse;         /* Set, if device is in use. */
  16 };
  17
  18 /* id_DiskState */
  19 #define ID_WRITE_PROTECTED 80 /* Volume is write-protected. */
  20 #define ID_VALIDATING      81 /* Volume is currently validating. */
  21 #define ID_VALIDATED       82 /* Volume is ready to be read and written. */
  22
  23 /* Filesystem types as used for id_DiskType. These are multi-character
  24    constants of identifier strings. They are self-descriptive. */
  25 #define ID_NO_DISK_PRESENT  (-1L)
  26 #define ID_DOS_DISK         0x444F5300
  27
  28 /* Constants, defining of what kind a file is. These constants are used in
  29    many structures, including FileInfoBlock (<dos/dos.h>) and ExAllData
  30    (<dos/exall.h>). */
  31 #define ST_PIPEFILE -5 /* File is a pipe */
  32 #define ST_LINKFILE -4 /* Hard link to a file */
  33 #define ST_FILE     -3 /* Plain file */
  34 #define ST_ROOT      1 /* Root directory of filesystem */
  35 #define ST_USERDIR   2 /* Normal directory */
  36 #define ST_SOFTLINK  3 /* Soft link (may be a file or directory) */
  37 #define ST_LINKDIR   4 /* Hard link to a directory */