xio-fs.c

   1 /* source: xio-fs.c */
   2 /* Copyright Gerhard Rieger and contributors (see file CHANGES) */
   3 /* Published under the GNU General Public License V.2, see file COPYING */
   4
   5 /* this file contains the source for handling Linux fs options
   6    they can also be set with chattr(1) and viewed with lsattr(1) */
   7
   8 #include "xiosysincludes.h"
   9 #include "xioopen.h"
  10
  11 #include "xio-fs.h"
  12
  13
  14 #if WITH_FS
  15
  16 /****** FD options ******/
  17
  18 #if defined(EXT2_IOC_GETFLAGS) && !defined(FS_IOC_GETFLAGS)
  19 #  define FS_IOC_GETFLAGS EXT2_IOC_GETFLAGS
  20 #endif
  21 #if defined(EXT2_IOC_SETFLAGS) && !defined(FS_IOC_SETFLAGS)
  22 #  define FS_IOC_SETFLAGS EXT2_IOC_SETFLAGS
  23 #endif
  24
  25 #if defined(EXT2_SECRM_FL) && !defined(FS_SECRM_FL)
  26 #  define FS_SECRM_FL EXT2_SECRM_FL
  27 #endif
  28 #ifdef FS_SECRM_FL
  29 /* secure deletion, chattr 's' */
  30 const struct optdesc opt_fs_secrm        = { "fs-secrm",        "secrm",        OPT_FS_SECRM,        GROUP_REG, PH_FD, TYPE_BOOL, OFUNC_IOCTL_MASK_LONG, FS_IOC_GETFLAGS, FS_IOC_SETFLAGS, FS_SECRM_FL };
  31 #endif
  32
  33 #if defined(EXT2_UNRM_FL) && !defined(FS_UNRM_FL)
  34 #  define FS_UNRM_FL EXT2_UNRM_FL
  35 #endif
  36 #ifdef FS_UNRM_FL
  37 /* undelete, chattr 'u' */
  38 const struct optdesc opt_fs_unrm         = { "fs-unrm",         "unrm",         OPT_FS_UNRM,         GROUP_REG, PH_FD, TYPE_BOOL, OFUNC_IOCTL_MASK_LONG, FS_IOC_GETFLAGS, FS_IOC_SETFLAGS, FS_UNRM_FL };
  39 #endif /* FS_UNRM_FL */
  40
  41 #if defined(EXT2_COMPR_FL) && !defined(FS_COMPR_FL)
  42 #  define FS_COMPR_FL EXT2_COMPR_FL
  43 #endif
  44 #ifdef FS_COMPR_FL
  45 /* compress file, chattr 'c' */
  46 const struct optdesc opt_fs_compr        = { "fs-compr",        "compr",        OPT_FS_COMPR,        GROUP_REG, PH_FD, TYPE_BOOL, OFUNC_IOCTL_MASK_LONG, FS_IOC_GETFLAGS, FS_IOC_SETFLAGS, FS_COMPR_FL };
  47 #endif /* FS_COMPR_FL */
  48
  49 #if defined(EXT2_SYNC_FL) && !defined(FS_SYNC_FL)
  50 #  define FS_SYNC_FL EXT2_SYNC_FL
  51 #endif
  52 #ifdef FS_SYNC_FL
  53 /* synchronous update, chattr 'S' */
  54 const struct optdesc opt_fs_sync         = { "fs-sync",         "sync",         OPT_FS_SYNC,         GROUP_REG, PH_FD, TYPE_BOOL, OFUNC_IOCTL_MASK_LONG, FS_IOC_GETFLAGS, FS_IOC_SETFLAGS, FS_SYNC_FL };
  55 #endif /* FS_SYNC_FL */
  56
  57 #if defined(EXT2_IMMUTABLE_FL) && !defined(FS_IMMUTABLE_FL)
  58 #  define FS_IMMUTABLE_FL EXT2_IMMUTABLE_FL
  59 #endif
  60 #ifdef FS_IMMUTABLE_FL
  61 /* immutable file, chattr 'i' */
  62 const struct optdesc opt_fs_immutable    = { "fs-immutable",    "immutable",    OPT_FS_IMMUTABLE,    GROUP_REG, PH_FD, TYPE_BOOL, OFUNC_IOCTL_MASK_LONG, FS_IOC_GETFLAGS, FS_IOC_SETFLAGS, FS_IMMUTABLE_FL };
  63 #endif /* FS_IMMUTABLE_FL */
  64
  65 #if defined(EXT2_APPEND_FL) && !defined(FS_APPEND_FL)
  66 #  define FS_APPEND_FL EXT2_APPEND_FL
  67 #endif
  68 #ifdef FS_APPEND_FL
  69 /* writes to file may only append, chattr 'a' */
  70 const struct optdesc opt_fs_append       = { "fs-append",       "append",       OPT_FS_APPEND,       GROUP_REG, PH_FD, TYPE_BOOL, OFUNC_IOCTL_MASK_LONG, FS_IOC_GETFLAGS, FS_IOC_SETFLAGS, FS_APPEND_FL };
  71 #endif /* FS_APPEND_FL */
  72
  73 #if defined(EXT2_NODUMP_FL) && !defined(FS_NODUMP_FL)
  74 #  define FS_NODUMP_FL EXT2_NODUMP_FL
  75 #endif
  76 #ifdef FS_NODUMP_FL
  77 /* do not dump file, chattr 'd' */
  78 const struct optdesc opt_fs_nodump       = { "fs-nodump",       "nodump",       OPT_FS_NODUMP,       GROUP_REG, PH_FD, TYPE_BOOL, OFUNC_IOCTL_MASK_LONG, FS_IOC_GETFLAGS, FS_IOC_SETFLAGS, FS_NODUMP_FL };
  79 #endif /* FS_NODUMP_FL */
  80
  81 #if defined(EXT2_NOATIME_FL) && !defined(FS_NOATIME_FL)
  82 #  define FS_NOATIME_FL EXT2_NOATIME_FL
  83 #endif
  84 #ifdef FS_NOATIME_FL
  85 /* do not update atime, chattr 'A' */
  86 const struct optdesc opt_fs_noatime      = { "fs-noatime",      "noatime",      OPT_FS_NOATIME,      GROUP_REG, PH_FD, TYPE_BOOL, OFUNC_IOCTL_MASK_LONG, FS_IOC_GETFLAGS, FS_IOC_SETFLAGS, FS_NOATIME_FL };
  87 #endif /* FS_NOATIME_FL */
  88
  89 /* FS_DIRTY_FL ??? */
  90 /* FS_COMPRBLK_FL one ore more compress clusters */
  91 /* FS_NOCOMPR_FL access raw compressed data */
  92 /* FS_ECOMPR_FL compression error */
  93 /* FS_BTREE_FL btree format dir */
  94 /* FS_INDEX_FL hash indexed directory */
  95 /* FS_IMAGIC ??? */
  96
  97 #if defined(EXT2_JOURNAL_DATA_FL) && !defined(FS_JOURNAL_DATA_FL)
  98 #  define FS_JOURNAL_DATA_FL EXT2_JOURNAL_DATA_FL
  99 #endif
 100 #ifdef FS_JOURNAL_DATA_FL
 101 /* file data should be journaled, chattr 'j' */
 102 const struct optdesc opt_fs_journal_data = { "fs-journal-data", "journal-data", OPT_FS_JOURNAL_DATA, GROUP_REG, PH_FD, TYPE_BOOL, OFUNC_IOCTL_MASK_LONG, FS_IOC_GETFLAGS, FS_IOC_SETFLAGS, FS_JOURNAL_DATA_FL };
 103 #endif /* FS_JOURNAL_DATA_FL */
 104
 105 #if defined(EXT2_NOTAIL_FL) && !defined(FS_NOTAIL_FL)
 106 #  define FS_NOTAIL_FL EXT2_NOTAIL_FL
 107 #endif
 108 #ifdef FS_NOTAIL_FL
 109 /* file tail should not be merged, chattr 't' */
 110 const struct optdesc opt_fs_notail       = { "fs-notail",       "notail",       OPT_FS_NOTAIL,       GROUP_REG, PH_FD, TYPE_BOOL, OFUNC_IOCTL_MASK_LONG, FS_IOC_GETFLAGS, FS_IOC_SETFLAGS, FS_NOTAIL_FL };
 111 #endif /* FS_NOTAIL_FL */
 112
 113 #if defined(EXT2_DIRSYNC_FL) && !defined(FS_DIRSYNC_FL)
 114 #  define FS_DIRSYNC_FL EXT2_DIRSYNC_FL
 115 #endif
 116 #ifdef FS_DIRSYNC_FL
 117 /* synchronous directory modifications, chattr 'D' */
 118 const struct optdesc opt_fs_dirsync      = { "fs-dirsync",      "dirsync",      OPT_FS_DIRSYNC,      GROUP_REG, PH_FD, TYPE_BOOL, OFUNC_IOCTL_MASK_LONG, FS_IOC_GETFLAGS, FS_IOC_SETFLAGS, FS_DIRSYNC_FL };
 119 #endif /* FS_DIRSYNC_FL */
 120
 121 #if defined(EXT2_TOPDIR_FL) && !defined(FS_TOPDIR_FL)
 122 #  define FS_TOPDIR_FL EXT2_TOPDIR_FL
 123 #endif
 124 #ifdef FS_TOPDIR_FL
 125 /* top of directory hierarchies, chattr 'T' */
 126 const struct optdesc opt_fs_topdir       = { "fs-topdir",       "topdir",       OPT_FS_TOPDIR,       GROUP_REG, PH_FD, TYPE_BOOL, OFUNC_IOCTL_MASK_LONG, FS_IOC_GETFLAGS, FS_IOC_SETFLAGS, FS_TOPDIR_FL };
 127 #endif /* FS_TOPDIR_FL */
 128
 129 /* EXTENTS inode uses extents */
 130
 131
 132 #endif /* WITH_FS */
 133
 134