rom/dos/info.c

   1 /*
   2     Copyright © 1995-2007, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc:
   6     Lang: English
   7 */
   8 #include <proto/exec.h>
   9
  10 #include "dos_intern.h"
  11
  12 /*****************************************************************************
  13
  14     NAME */
  15
  16 #include <proto/dos.h>
  17 #include <dos/filesystem.h>
  18
  19         AROS_LH2(BOOL, Info,
  20
  21 /*  SYNOPSIS */
  22         AROS_LHA(BPTR             , lock, D1),
  23         AROS_LHA(struct InfoData *, parameterBlock, D2),
  24
  25 /*  LOCATION */
  26         struct DosLibrary *, DOSBase, 19, Dos)
  27
  28 /*  FUNCTION
  29
  30     Get information about a volume in the system.
  31
  32     INPUTS
  33
  34     lock            --  a lock on any file on the volume for which information
  35                         should be supplied
  36     parameterBlock  --  pointer to an InfoData structure
  37
  38     RESULT
  39
  40     Boolean indicating success or failure. If TRUE (success) the
  41     'parameterBlock' is filled with information on the volume.
  42
  43     NOTES
  44
  45     EXAMPLE
  46
  47     BUGS
  48
  49     SEE ALSO
  50
  51     <dos/dos.h>
  52
  53     INTERNALS
  54
  55 *****************************************************************************/
  56 {
  57     AROS_LIBFUNC_INIT
  58
  59     struct IOFileSys iofs;
  60     struct FileHandle *fh = (struct FileHandle *)BADDR(lock);
  61
  62     /* Prepare I/O request. */
  63     InitIOFS(&iofs, FSA_DISK_INFO, DOSBase);
  64
  65     iofs.IOFS.io_Device = fh->fh_Device;
  66     iofs.IOFS.io_Unit   = fh->fh_Unit;
  67
  68     iofs.io_Union.io_INFO.io_Info = parameterBlock;
  69
  70     DosDoIO(&iofs.IOFS);
  71
  72     SetIoErr(iofs.io_DosError);
  73
  74     if (iofs.io_DosError != 0)
  75     {
  76         return DOSFALSE;
  77     }
  78
  79     return DOSTRUE;
  80
  81     AROS_LIBFUNC_EXIT
  82 } /* Info */