workbench/libs/nonvolatile/nvdisk/setnvdprotection.c

   1 /*
   2     Copyright © 1995-2001, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc:
   6     Lang: English
   7 */
   8
   9 /*****************************************************************************
  10
  11     NAME */
  12
  13 #include "nvdisk_intern.h"
  14 #include <dos/dos.h>
  15 #include <proto/dos.h>
  16 #include <libraries/nonvolatile.h>
  17
  18
  19 AROS_LH3(BOOL, SetNVDProtection,
  20
  21 /*  SYNOPSIS */
  22
  23         AROS_LHA(STRPTR, appName,  A0),
  24         AROS_LHA(STRPTR, itemName, A1),
  25         AROS_LHA(LONG,   mask,     D0),
  26
  27 /*  LOCATION */
  28
  29         struct Library *, nvdBase, 9, NVDisk)
  30
  31 /*  FUNCTION
  32
  33     Protect an item saved in nonvolatile memory.
  34
  35     INPUTS
  36
  37     appName   --  the application owning the item
  38     itemName  --  the item to protect
  39     mask      --  protection status to inflict
  40
  41     RESULT
  42
  43     The memory item 'itemName' will be protected as specified by the 'mask'.
  44
  45     NOTES
  46
  47     EXAMPLE
  48
  49     BUGS
  50
  51     SEE ALSO
  52
  53     INTERNALS
  54
  55     HISTORY
  56
  57     April 2000,  SDuvan  --  implemented
  58
  59 ******************************************************************************/
  60
  61 {
  62     AROS_LIBFUNC_INIT
  63
  64     BPTR lock;
  65     BOOL result = FALSE;
  66     BPTR oldCDir = CurrentDir(GPB(nvdBase)->nvd_location);
  67
  68     if((lock = Lock(appName, SHARED_LOCK)) != BNULL)
  69     {
  70         result = SetProtection(itemName, mask) == DOSTRUE ? TRUE : FALSE;
  71
  72         UnLock(lock);
  73     }
  74
  75     CurrentDir(oldCDir);
  76
  77     return result;
  78
  79     AROS_LIBFUNC_EXIT
  80 } /* SetProtection */