include/xfs_dinode.h

   1 /*
   2  * Copyright (c) 2000, 2002 Silicon Graphics, Inc.  All Rights Reserved.
   3  *
   4  * This program is free software; you can redistribute it and/or modify it
   5  * under the terms of version 2 of the GNU General Public License as
   6  * published by the Free Software Foundation.
   7  *
   8  * This program is distributed in the hope that it would be useful, but
   9  * WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  11  *
  12  * Further, this software is distributed without any warranty that it is
  13  * free of the rightful claim of any third person regarding infringement
  14  * or the like.  Any license provided herein, whether implied or
  15  * otherwise, applies only to this software file.  Patent licenses, if
  16  * any, provided herein do not apply to combinations of this program with
  17  * other software, or any other product whatsoever.
  18  *
  19  * You should have received a copy of the GNU General Public License along
  20  * with this program; if not, write the Free Software Foundation, Inc., 59
  21  * Temple Place - Suite 330, Boston MA 02111-1307, USA.
  22  *
  23  * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
  24  * Mountain View, CA  94043, or:
  25  *
  26  * http://www.sgi.com
  27  *
  28  * For further information regarding this notice, see:
  29  *
  30  * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
  31  */
  32 #ifndef __XFS_DINODE_H__
  33 #define __XFS_DINODE_H__
  34
  35 struct xfs_buf;
  36 struct xfs_mount;
  37
  38 #define XFS_DINODE_VERSION_1    1
  39 #define XFS_DINODE_VERSION_2    2
  40 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DINODE_GOOD_VERSION)
  41 int xfs_dinode_good_version(int v);
  42 #define XFS_DINODE_GOOD_VERSION(v)      xfs_dinode_good_version(v)
  43 #else
  44 #define XFS_DINODE_GOOD_VERSION(v)      (((v) == XFS_DINODE_VERSION_1) || \
  45                                          ((v) == XFS_DINODE_VERSION_2))
  46 #endif
  47 #define XFS_DINODE_MAGIC        0x494e  /* 'IN' */
  48
  49 /*
  50  * Disk inode structure.
  51  * This is just the header; the inode is expanded to fill a variable size
  52  * with the last field expanding.  It is split into the core and "other"
  53  * because we only need the core part in the in-core inode.
  54  */
  55 typedef struct xfs_timestamp {
  56         __int32_t       t_sec;          /* timestamp seconds */
  57         __int32_t       t_nsec;         /* timestamp nanoseconds */
  58 } xfs_timestamp_t;
  59
  60 /*
  61  * Note: Coordinate changes to this structure with the XFS_DI_* #defines
  62  * below and the offsets table in xfs_ialloc_log_di().
  63  */
  64 typedef struct xfs_dinode_core
  65 {
  66         __uint16_t      di_magic;       /* inode magic # = XFS_DINODE_MAGIC */
  67         __uint16_t      di_mode;        /* mode and type of file */
  68         __int8_t        di_version;     /* inode version */
  69         __int8_t        di_format;      /* format of di_c data */
  70         __uint16_t      di_onlink;      /* old number of links to file */
  71         __uint32_t      di_uid;         /* owner's user id */
  72         __uint32_t      di_gid;         /* owner's group id */
  73         __uint32_t      di_nlink;       /* number of links to file */
  74         __uint16_t      di_projid;      /* owner's project id */
  75         __uint8_t       di_pad[10];     /* unused, zeroed space */
  76         xfs_timestamp_t di_atime;       /* time last accessed */
  77         xfs_timestamp_t di_mtime;       /* time last modified */
  78         xfs_timestamp_t di_ctime;       /* time created/inode modified */
  79         xfs_fsize_t     di_size;        /* number of bytes in file */
  80         xfs_drfsbno_t   di_nblocks;     /* # of direct & btree blocks used */
  81         xfs_extlen_t    di_extsize;     /* basic/minimum extent size for file */
  82         xfs_extnum_t    di_nextents;    /* number of extents in data fork */
  83         xfs_aextnum_t   di_anextents;   /* number of extents in attribute fork*/
  84         __uint8_t       di_forkoff;     /* attr fork offs, <<3 for 64b align */
  85         __int8_t        di_aformat;     /* format of attr fork's data */
  86         __uint32_t      di_dmevmask;    /* DMIG event mask */
  87         __uint16_t      di_dmstate;     /* DMIG state info */
  88         __uint16_t      di_flags;       /* random flags, XFS_DIFLAG_... */
  89         __uint32_t      di_gen;         /* generation number */
  90 } xfs_dinode_core_t;
  91
  92 typedef struct xfs_dinode
  93 {
  94         xfs_dinode_core_t       di_core;
  95         /*
  96          * In adding anything between the core and the union, be
  97          * sure to update the macros like XFS_LITINO below and
  98          * XFS_BMAP_RBLOCK_DSIZE in xfs_bmap_btree.h.
  99          */
 100         xfs_agino_t             di_next_unlinked;/* agi unlinked list ptr */
 101         union {
 102                 xfs_bmdr_block_t di_bmbt;       /* btree root block */
 103                 xfs_bmbt_rec_32_t di_bmx[1];    /* extent list */
 104                 xfs_dir_shortform_t di_dirsf;   /* shortform directory */
 105                 xfs_dir2_sf_t   di_dir2sf;      /* shortform directory v2 */
 106                 char            di_c[1];        /* local contents */
 107                 xfs_dev_t       di_dev;         /* device for IFCHR/IFBLK */
 108                 uuid_t          di_muuid;       /* mount point value */
 109                 char            di_symlink[1];  /* local symbolic link */
 110         }               di_u;
 111         union {
 112                 xfs_bmdr_block_t di_abmbt;      /* btree root block */
 113                 xfs_bmbt_rec_32_t di_abmx[1];   /* extent list */
 114                 xfs_attr_shortform_t di_attrsf; /* shortform attribute list */
 115         }               di_a;
 116 } xfs_dinode_t;
 117
 118 /*
 119  * The 32 bit link count in the inode theoretically maxes out at UINT_MAX.
 120  * Since the pathconf interface is signed, we use 2^31 - 1 instead.
 121  * The old inode format had a 16 bit link count, so its maximum is USHRT_MAX.
 122  */
 123 #define XFS_MAXLINK             ((1U << 31) - 1U)
 124 #define XFS_MAXLINK_1           65535U
 125
 126 /*
 127  * Bit names for logging disk inodes only
 128  */
 129 #define XFS_DI_MAGIC            0x0000001
 130 #define XFS_DI_MODE             0x0000002
 131 #define XFS_DI_VERSION          0x0000004
 132 #define XFS_DI_FORMAT           0x0000008
 133 #define XFS_DI_ONLINK           0x0000010
 134 #define XFS_DI_UID              0x0000020
 135 #define XFS_DI_GID              0x0000040
 136 #define XFS_DI_NLINK            0x0000080
 137 #define XFS_DI_PROJID           0x0000100
 138 #define XFS_DI_PAD              0x0000200
 139 #define XFS_DI_ATIME            0x0000400
 140 #define XFS_DI_MTIME            0x0000800
 141 #define XFS_DI_CTIME            0x0001000
 142 #define XFS_DI_SIZE             0x0002000
 143 #define XFS_DI_NBLOCKS          0x0004000
 144 #define XFS_DI_EXTSIZE          0x0008000
 145 #define XFS_DI_NEXTENTS         0x0010000
 146 #define XFS_DI_NAEXTENTS        0x0020000
 147 #define XFS_DI_FORKOFF          0x0040000
 148 #define XFS_DI_AFORMAT          0x0080000
 149 #define XFS_DI_DMEVMASK         0x0100000
 150 #define XFS_DI_DMSTATE          0x0200000
 151 #define XFS_DI_FLAGS            0x0400000
 152 #define XFS_DI_GEN              0x0800000
 153 #define XFS_DI_NEXT_UNLINKED    0x1000000
 154 #define XFS_DI_U                0x2000000
 155 #define XFS_DI_A                0x4000000
 156 #define XFS_DI_NUM_BITS         27
 157 #define XFS_DI_ALL_BITS         ((1 << XFS_DI_NUM_BITS) - 1)
 158 #define XFS_DI_CORE_BITS        (XFS_DI_ALL_BITS & ~(XFS_DI_U|XFS_DI_A))
 159
 160 /*
 161  * Values for di_format
 162  */
 163 typedef enum xfs_dinode_fmt
 164 {
 165         XFS_DINODE_FMT_DEV,             /* CHR, BLK: di_dev */
 166         XFS_DINODE_FMT_LOCAL,           /* DIR, REG: di_c */
 167                                         /* LNK: di_symlink */
 168         XFS_DINODE_FMT_EXTENTS,         /* DIR, REG, LNK: di_bmx */
 169         XFS_DINODE_FMT_BTREE,           /* DIR, REG, LNK: di_bmbt */
 170         XFS_DINODE_FMT_UUID             /* MNT: di_uuid */
 171 } xfs_dinode_fmt_t;
 172
 173 /*
 174  * Inode minimum and maximum sizes.
 175  */
 176 #define XFS_DINODE_MIN_LOG      8
 177 #define XFS_DINODE_MAX_LOG      11
 178 #define XFS_DINODE_MIN_SIZE     (1 << XFS_DINODE_MIN_LOG)
 179 #define XFS_DINODE_MAX_SIZE     (1 << XFS_DINODE_MAX_LOG)
 180
 181 /*
 182  * Inode size for given fs.
 183  */
 184 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_LITINO)
 185 int xfs_litino(struct xfs_mount *mp);
 186 #define XFS_LITINO(mp)          xfs_litino(mp)
 187 #else
 188 #define XFS_LITINO(mp)  ((mp)->m_litino)
 189 #endif
 190 #define XFS_BROOT_SIZE_ADJ      \
 191         (sizeof(xfs_bmbt_block_t) - sizeof(xfs_bmdr_block_t))
 192
 193 /*
 194  * Fork identifiers.  Here so utilities can use them without including
 195  * xfs_inode.h.
 196  */
 197 #define XFS_DATA_FORK   0
 198 #define XFS_ATTR_FORK   1
 199
 200 /*
 201  * Inode data & attribute fork sizes, per inode.
 202  */
 203 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_CFORK_Q)
 204 int xfs_cfork_q_arch(xfs_dinode_core_t *dcp, xfs_arch_t arch);
 205 int xfs_cfork_q(xfs_dinode_core_t *dcp);
 206 #define XFS_CFORK_Q_ARCH(dcp,arch)          xfs_cfork_q_arch(dcp,arch)
 207 #define XFS_CFORK_Q(dcp)                    xfs_cfork_q(dcp)
 208 #else
 209 #define XFS_CFORK_Q_ARCH(dcp,arch)          (!INT_ISZERO((dcp)->di_forkoff, arch))
 210 #define XFS_CFORK_Q(dcp)                    ((dcp)->di_forkoff != 0)
 211
 212 #endif
 213 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_CFORK_BOFF)
 214 int xfs_cfork_boff_arch(xfs_dinode_core_t *dcp, xfs_arch_t arch);
 215 int xfs_cfork_boff(xfs_dinode_core_t *dcp);
 216 #define XFS_CFORK_BOFF_ARCH(dcp,arch)       xfs_cfork_boff_arch(dcp,arch)
 217 #define XFS_CFORK_BOFF(dcp)                 xfs_cfork_boff(dcp)
 218 #else
 219 #define XFS_CFORK_BOFF_ARCH(dcp,arch)       ((int)(INT_GET((dcp)->di_forkoff, arch) << 3))
 220 #define XFS_CFORK_BOFF(dcp)                 ((int)((dcp)->di_forkoff << 3))
 221
 222 #endif
 223 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_CFORK_DSIZE)
 224 int xfs_cfork_dsize_arch(xfs_dinode_core_t *dcp, struct xfs_mount *mp, xfs_arch_t arch);
 225 int xfs_cfork_dsize(xfs_dinode_core_t *dcp, struct xfs_mount *mp);
 226 #define XFS_CFORK_DSIZE_ARCH(dcp,mp,arch)   xfs_cfork_dsize_arch(dcp,mp,arch)
 227 #define XFS_CFORK_DSIZE(dcp,mp)             xfs_cfork_dsize(dcp,mp)
 228 #else
 229 #define XFS_CFORK_DSIZE_ARCH(dcp,mp,arch) \
 230         (XFS_CFORK_Q_ARCH(dcp, arch) ? XFS_CFORK_BOFF_ARCH(dcp, arch) : XFS_LITINO(mp))
 231 #define XFS_CFORK_DSIZE(dcp,mp) \
 232         (XFS_CFORK_Q(dcp) ? XFS_CFORK_BOFF(dcp) : XFS_LITINO(mp))
 233
 234 #endif
 235 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_CFORK_ASIZE)
 236 int xfs_cfork_asize_arch(xfs_dinode_core_t *dcp, struct xfs_mount *mp, xfs_arch_t arch);
 237 int xfs_cfork_asize(xfs_dinode_core_t *dcp, struct xfs_mount *mp);
 238 #define XFS_CFORK_ASIZE_ARCH(dcp,mp,arch)   xfs_cfork_asize_arch(dcp,mp,arch)
 239 #define XFS_CFORK_ASIZE(dcp,mp)             xfs_cfork_asize(dcp,mp)
 240 #else
 241 #define XFS_CFORK_ASIZE_ARCH(dcp,mp,arch) \
 242         (XFS_CFORK_Q_ARCH(dcp, arch) ? XFS_LITINO(mp) - XFS_CFORK_BOFF_ARCH(dcp, arch) : 0)
 243 #define XFS_CFORK_ASIZE(dcp,mp) \
 244         (XFS_CFORK_Q(dcp) ? XFS_LITINO(mp) - XFS_CFORK_BOFF(dcp) : 0)
 245
 246 #endif
 247 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_CFORK_SIZE)
 248 int xfs_cfork_size_arch(xfs_dinode_core_t *dcp, struct xfs_mount *mp, int w, xfs_arch_t arch);
 249 int xfs_cfork_size(xfs_dinode_core_t *dcp, struct xfs_mount *mp, int w);
 250 #define XFS_CFORK_SIZE_ARCH(dcp,mp,w,arch)  xfs_cfork_size_arch(dcp,mp,w,arch)
 251 #define XFS_CFORK_SIZE(dcp,mp,w)            xfs_cfork_size(dcp,mp,w)
 252 #else
 253 #define XFS_CFORK_SIZE_ARCH(dcp,mp,w,arch) \
 254         ((w) == XFS_DATA_FORK ? \
 255                 XFS_CFORK_DSIZE_ARCH(dcp, mp, arch) : XFS_CFORK_ASIZE_ARCH(dcp, mp, arch))
 256 #define XFS_CFORK_SIZE(dcp,mp,w) \
 257         ((w) == XFS_DATA_FORK ? \
 258                 XFS_CFORK_DSIZE(dcp, mp) : XFS_CFORK_ASIZE(dcp, mp))
 259
 260 #endif
 261
 262 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DFORK_DSIZE)
 263 int xfs_dfork_dsize_arch(xfs_dinode_t *dip, struct xfs_mount *mp, xfs_arch_t arch);
 264 int xfs_dfork_dsize(xfs_dinode_t *dip, struct xfs_mount *mp);
 265 #define XFS_DFORK_DSIZE_ARCH(dip,mp,arch)   xfs_dfork_dsize_arch(dip,mp,arch)
 266 #define XFS_DFORK_DSIZE(dip,mp)             xfs_dfork_dsize(dip,mp)
 267 #else
 268 #define XFS_DFORK_DSIZE_ARCH(dip,mp,arch)   XFS_CFORK_DSIZE_ARCH(&(dip)->di_core, mp, arch)
 269 #define XFS_DFORK_DSIZE(dip,mp)             XFS_DFORK_DSIZE_ARCH(dip,mp,ARCH_NOCONVERT)
 270
 271 #endif
 272 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DFORK_ASIZE)
 273 int xfs_dfork_asize_arch(xfs_dinode_t *dip, struct xfs_mount *mp, xfs_arch_t arch);
 274 int xfs_dfork_asize(xfs_dinode_t *dip, struct xfs_mount *mp);
 275 #define XFS_DFORK_ASIZE_ARCH(dip,mp,arch)   xfs_dfork_asize_arch(dip,mp,arch)
 276 #define XFS_DFORK_ASIZE(dip,mp)             xfs_dfork_asize(dip,mp)
 277 #else
 278 #define XFS_DFORK_ASIZE_ARCH(dip,mp,arch)   XFS_CFORK_ASIZE_ARCH(&(dip)->di_core, mp, arch)
 279 #define XFS_DFORK_ASIZE(dip,mp)             XFS_DFORK_ASIZE_ARCH(dip,mp,ARCH_NOCONVERT)
 280
 281 #endif
 282 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DFORK_SIZE)
 283 int xfs_dfork_size_arch(xfs_dinode_t *dip, struct xfs_mount *mp, int w, xfs_arch_t arch);
 284 int xfs_dfork_size(xfs_dinode_t *dip, struct xfs_mount *mp, int w);
 285 #define XFS_DFORK_SIZE_ARCH(dip,mp,w,arch)  xfs_dfork_size_arch(dip,mp,w,arch)
 286 #define XFS_DFORK_SIZE(dip,mp,w)            xfs_dfork_size(dip,mp,w)
 287 #else
 288 #define XFS_DFORK_SIZE_ARCH(dip,mp,w,arch)  XFS_CFORK_SIZE_ARCH(&(dip)->di_core, mp, w, arch)
 289 #define XFS_DFORK_SIZE(dip,mp,w)            XFS_DFORK_SIZE_ARCH(dip,mp,w,ARCH_NOCONVERT)
 290
 291 #endif
 292
 293 /*
 294  * Macros for accessing per-fork disk inode information.
 295  */
 296 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DFORK_Q)
 297 int xfs_dfork_q_arch(xfs_dinode_t *dip, xfs_arch_t arch);
 298 int xfs_dfork_q(xfs_dinode_t *dip);
 299 #define XFS_DFORK_Q_ARCH(dip,arch)          xfs_dfork_q_arch(dip,arch)
 300 #define XFS_DFORK_Q(dip)                    xfs_dfork_q(dip)
 301 #else
 302 #define XFS_DFORK_Q_ARCH(dip,arch)          XFS_CFORK_Q_ARCH(&(dip)->di_core, arch)
 303 #define XFS_DFORK_Q(dip)                    XFS_DFORK_Q_ARCH(dip,ARCH_NOCONVERT)
 304
 305 #endif
 306 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DFORK_BOFF)
 307 int xfs_dfork_boff_arch(xfs_dinode_t *dip, xfs_arch_t arch);
 308 int xfs_dfork_boff(xfs_dinode_t *dip);
 309 #define XFS_DFORK_BOFF_ARCH(dip,arch)       xfs_dfork_boff_arch(dip,arch)
 310 #define XFS_DFORK_BOFF(dip)                 xfs_dfork_boff(dip)
 311 #else
 312 #define XFS_DFORK_BOFF_ARCH(dip,arch)       XFS_CFORK_BOFF_ARCH(&(dip)->di_core, arch)
 313 #define XFS_DFORK_BOFF(dip)                 XFS_DFORK_BOFF_ARCH(dip,ARCH_NOCONVERT)
 314
 315 #endif
 316 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DFORK_DPTR)
 317 char *xfs_dfork_dptr_arch(xfs_dinode_t *dip, xfs_arch_t arch);
 318 char *xfs_dfork_dptr(xfs_dinode_t *dip);
 319 #define XFS_DFORK_DPTR_ARCH(dip,arch)       xfs_dfork_dptr_arch(dip,arch)
 320 #define XFS_DFORK_DPTR(dip)                 xfs_dfork_dptr(dip)
 321 #else
 322 #define XFS_DFORK_DPTR_ARCH(dip,arch)       ((dip)->di_u.di_c)
 323 #define XFS_DFORK_DPTR(dip)                 XFS_DFORK_DPTR_ARCH(dip,ARCH_NOCONVERT)
 324
 325 #endif
 326 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DFORK_APTR)
 327 char *xfs_dfork_aptr_arch(xfs_dinode_t *dip, xfs_arch_t arch);
 328 char *xfs_dfork_aptr(xfs_dinode_t *dip);
 329 #define XFS_DFORK_APTR_ARCH(dip,arch)       xfs_dfork_aptr_arch(dip,arch)
 330 #define XFS_DFORK_APTR(dip)                 xfs_dfork_aptr(dip)
 331 #else
 332 #define XFS_DFORK_APTR_ARCH(dip,arch)       ((dip)->di_u.di_c + XFS_DFORK_BOFF_ARCH(dip, arch))
 333 #define XFS_DFORK_APTR(dip)                 XFS_DFORK_APTR_ARCH(dip,ARCH_NOCONVERT)
 334
 335 #endif
 336 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DFORK_PTR)
 337 char *xfs_dfork_ptr_arch(xfs_dinode_t *dip, int w, xfs_arch_t arch);
 338 char *xfs_dfork_ptr(xfs_dinode_t *dip, int w);
 339 #define XFS_DFORK_PTR_ARCH(dip,w,arch)      xfs_dfork_ptr_arch(dip,w,arch)
 340 #define XFS_DFORK_PTR(dip,w)                xfs_dfork_ptr(dip,w)
 341 #else
 342 #define XFS_DFORK_PTR_ARCH(dip,w,arch)  \
 343         ((w) == XFS_DATA_FORK ? XFS_DFORK_DPTR_ARCH(dip, arch) : XFS_DFORK_APTR_ARCH(dip, arch))
 344 #define XFS_DFORK_PTR(dip,w)                XFS_DFORK_PTR_ARCH(dip,w,ARCH_NOCONVERT)
 345
 346 #endif
 347 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_CFORK_FORMAT)
 348 int xfs_cfork_format_arch(xfs_dinode_core_t *dcp, int w, xfs_arch_t arch);
 349 int xfs_cfork_format(xfs_dinode_core_t *dcp, int w);
 350 #define XFS_CFORK_FORMAT_ARCH(dcp,w,arch)   xfs_cfork_format_arch(dcp,w,arch)
 351 #define XFS_CFORK_FORMAT(dcp,w)             xfs_cfork_format(dcp,w)
 352 #else
 353 #define XFS_CFORK_FORMAT_ARCH(dcp,w,arch) \
 354         ((w) == XFS_DATA_FORK ? INT_GET((dcp)->di_format, arch) : INT_GET((dcp)->di_aformat, arch))
 355 #define XFS_CFORK_FORMAT(dcp,w)             XFS_CFORK_FORMAT_ARCH(dcp,w,ARCH_NOCONVERT)
 356
 357 #endif
 358 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_CFORK_FMT_SET)
 359 void xfs_cfork_fmt_set_arch(xfs_dinode_core_t *dcp, int w, int n, xfs_arch_t arch);
 360 void xfs_cfork_fmt_set(xfs_dinode_core_t *dcp, int w, int n);
 361 #define XFS_CFORK_FMT_SET_ARCH(dcp,w,n,arch) xfs_cfork_fmt_set_arch(dcp,w,n,arch)
 362 #define XFS_CFORK_FMT_SET(dcp,w,n)           xfs_cfork_fmt_set(dcp,w,n)
 363 #else
 364 #define XFS_CFORK_FMT_SET_ARCH(dcp,w,n,arch) \
 365         ((w) == XFS_DATA_FORK ? \
 366                 (INT_SET((dcp)->di_format, arch, (n))) : \
 367                 (INT_SET((dcp)->di_aformat, arch, (n))))
 368 #define XFS_CFORK_FMT_SET(dcp,w,n)           XFS_CFORK_FMT_SET_ARCH(dcp,w,n,ARCH_NOCONVERT)
 369
 370 #endif
 371 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_CFORK_NEXTENTS)
 372 int xfs_cfork_nextents_arch(xfs_dinode_core_t *dcp, int w, xfs_arch_t arch);
 373 int xfs_cfork_nextents(xfs_dinode_core_t *dcp, int w);
 374 #define XFS_CFORK_NEXTENTS_ARCH(dcp,w,arch)  xfs_cfork_nextents_arch(dcp,w,arch)
 375 #define XFS_CFORK_NEXTENTS(dcp,w)            xfs_cfork_nextents(dcp,w)
 376 #else
 377 #define XFS_CFORK_NEXTENTS_ARCH(dcp,w,arch) \
 378         ((w) == XFS_DATA_FORK ? INT_GET((dcp)->di_nextents, arch) : INT_GET((dcp)->di_anextents, arch))
 379 #define XFS_CFORK_NEXTENTS(dcp,w)            XFS_CFORK_NEXTENTS_ARCH(dcp,w,ARCH_NOCONVERT)
 380
 381 #endif
 382 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_CFORK_NEXT_SET)
 383 void xfs_cfork_next_set_arch(xfs_dinode_core_t *dcp, int w, int n, xfs_arch_t arch);
 384 void xfs_cfork_next_set(xfs_dinode_core_t *dcp, int w, int n);
 385 #define XFS_CFORK_NEXT_SET_ARCH(dcp,w,n,arch)   xfs_cfork_next_set_arch(dcp,w,n,arch)
 386 #define XFS_CFORK_NEXT_SET(dcp,w,n)             xfs_cfork_next_set(dcp,w,n)
 387 #else
 388 #define XFS_CFORK_NEXT_SET_ARCH(dcp,w,n,arch) \
 389         ((w) == XFS_DATA_FORK ? \
 390                 (INT_SET((dcp)->di_nextents, arch, (n))) : \
 391                 (INT_SET((dcp)->di_anextents, arch, (n))))
 392 #define XFS_CFORK_NEXT_SET(dcp,w,n)             XFS_CFORK_NEXT_SET_ARCH(dcp,w,n,ARCH_NOCONVERT)
 393
 394 #endif
 395 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DFORK_FORMAT)
 396 int xfs_dfork_format_arch(xfs_dinode_t *dip, int w, xfs_arch_t arch);
 397 int xfs_dfork_format(xfs_dinode_t *dip, int w);
 398 #define XFS_DFORK_FORMAT_ARCH(dip,w,arch)   xfs_dfork_format_arch(dip,w,arch)
 399 #define XFS_DFORK_FORMAT(dip,w)             xfs_dfork_format(dip,w)
 400 #else
 401 #define XFS_DFORK_FORMAT_ARCH(dip,w,arch)   XFS_CFORK_FORMAT_ARCH(&(dip)->di_core, w, arch)
 402 #define XFS_DFORK_FORMAT(dip,w)             XFS_DFORK_FORMAT_ARCH(dip,w,ARCH_NOCONVERT)
 403
 404 #endif
 405 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DFORK_FMT_SET)
 406 void xfs_dfork_fmt_set_arch(xfs_dinode_t *dip, int w, int n, xfs_arch_t arch);
 407 void xfs_dfork_fmt_set(xfs_dinode_t *dip, int w, int n);
 408 #define XFS_DFORK_FMT_SET_ARCH(dip,w,n,arch)    xfs_dfork_fmt_set_arch(dip,w,n,arch)
 409 #define XFS_DFORK_FMT_SET(dip,w,n)              xfs_dfork_fmt_set(dip,w,n)
 410 #else
 411 #define XFS_DFORK_FMT_SET_ARCH(dip,w,n,arch)    XFS_CFORK_FMT_SET_ARCH(&(dip)->di_core, w, n, arch)
 412 #define XFS_DFORK_FMT_SET(dip,w,n)              XFS_DFORK_FMT_SET_ARCH(dip,w,n,ARCH_NOCONVERT)
 413
 414 #endif
 415 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DFORK_NEXTENTS)
 416 int xfs_dfork_nextents_arch(xfs_dinode_t *dip, int w, xfs_arch_t arch);
 417 int xfs_dfork_nextents(xfs_dinode_t *dip, int w);
 418 #define XFS_DFORK_NEXTENTS_ARCH(dip,w,arch) xfs_dfork_nextents_arch(dip,w,arch)
 419 #define XFS_DFORK_NEXTENTS(dip,w)           xfs_dfork_nextents(dip,w)
 420 #else
 421 #define XFS_DFORK_NEXTENTS_ARCH(dip,w,arch) XFS_CFORK_NEXTENTS_ARCH(&(dip)->di_core, w, arch)
 422 #define XFS_DFORK_NEXTENTS(dip,w)           XFS_DFORK_NEXTENTS_ARCH(dip,w,ARCH_NOCONVERT)
 423
 424 #endif
 425 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DFORK_NEXT_SET)
 426 void xfs_dfork_next_set_arch(xfs_dinode_t *dip, int w, int n, xfs_arch_t arch);
 427 void xfs_dfork_next_set(xfs_dinode_t *dip, int w, int n);
 428 #define XFS_DFORK_NEXT_SET_ARCH(dip,w,n,arch)   xfs_dfork_next_set_arch(dip,w,n,arch)
 429 #define XFS_DFORK_NEXT_SET(dip,w,n)             xfs_dfork_next_set(dip,w,n)
 430 #else
 431 #define XFS_DFORK_NEXT_SET_ARCH(dip,w,n,arch)   XFS_CFORK_NEXT_SET_ARCH(&(dip)->di_core, w, n, arch)
 432 #define XFS_DFORK_NEXT_SET(dip,w,n)             XFS_DFORK_NEXT_SET_ARCH(dip,w,n,ARCH_NOCONVERT)
 433
 434 #endif
 435
 436 /*
 437  * File types (mode field)
 438  */
 439 #define IFMT            0170000         /* type of file */
 440 #define IFIFO           0010000         /* named pipe (fifo) */
 441 #define IFCHR           0020000         /* character special */
 442 #define IFDIR           0040000         /* directory */
 443 #define IFBLK           0060000         /* block special */
 444 #define IFREG           0100000         /* regular */
 445 #define IFLNK           0120000         /* symbolic link */
 446 #define IFSOCK          0140000         /* socket */
 447 #define IFMNT           0160000         /* mount point */
 448
 449 /*
 450  * File execution and access modes.
 451  */
 452 #define ISUID           04000           /* set user id on execution */
 453 #define ISGID           02000           /* set group id on execution */
 454 #define ISVTX           01000           /* sticky directory */
 455 #define IREAD           0400            /* read, write, execute permissions */
 456 #define IWRITE          0200
 457 #define IEXEC           0100
 458
 459 #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_BUF_TO_DINODE)
 460 xfs_dinode_t *xfs_buf_to_dinode(struct xfs_buf *bp);
 461 #define XFS_BUF_TO_DINODE(bp)   xfs_buf_to_dinode(bp)
 462 #else
 463 #define XFS_BUF_TO_DINODE(bp)   ((xfs_dinode_t *)(XFS_BUF_PTR(bp)))
 464 #endif
 465
 466 /*
 467  * Values for di_flags
 468  * There should be a one-to-one correspondence between these flags and the
 469  * XFS_XFLAG_s.
 470  */
 471 #define XFS_DIFLAG_REALTIME_BIT 0       /* file's blocks come from rt area */
 472 #define XFS_DIFLAG_PREALLOC_BIT 1       /* file space has been preallocated */
 473 #define XFS_DIFLAG_NEWRTBM_BIT  2       /* for rtbitmap inode, new format */
 474 #define XFS_DIFLAG_REALTIME     (1 << XFS_DIFLAG_REALTIME_BIT)
 475 #define XFS_DIFLAG_PREALLOC     (1 << XFS_DIFLAG_PREALLOC_BIT)
 476 #define XFS_DIFLAG_NEWRTBM      (1 << XFS_DIFLAG_NEWRTBM_BIT)
 477 #define XFS_DIFLAG_ALL  \
 478         (XFS_DIFLAG_REALTIME|XFS_DIFLAG_PREALLOC|XFS_DIFLAG_NEWRTBM)
 479
 480 #endif  /* __XFS_DINODE_H__ */