xfs_itable.h 2.9 KB

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  1. /*
  2. * Copyright (c) 2000-2001 Silicon Graphics, Inc. All Rights Reserved.
  3. *
  4. * This program is free software; you can redistribute it and/or
  5. * modify it under the terms 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,
  9. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  11. * GNU General Public License for more details.
  12. *
  13. * You should have received a copy of the GNU General Public License
  14. * along with this program; if not, write the Free Software Foundation,
  15. * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  16. */
  17. #ifndef __XFS_ITABLE_H__
  18. #define __XFS_ITABLE_H__
  19. /*
  20. * xfs_bulkstat() is used to fill in xfs_bstat structures as well as dm_stat
  21. * structures (by the dmi library). This is a pointer to a formatter function
  22. * that will iget the inode and fill in the appropriate structure.
  23. * see xfs_bulkstat_one() and xfs_dm_bulkstat_one() in dmapi_xfs.c
  24. */
  25. typedef int (*bulkstat_one_pf)(struct xfs_mount *mp,
  26. xfs_ino_t ino,
  27. void __user *buffer,
  28. int ubsize,
  29. void *private_data,
  30. xfs_daddr_t bno,
  31. int *ubused,
  32. void *dip,
  33. int *stat);
  34. /*
  35. * Values for stat return value.
  36. */
  37. #define BULKSTAT_RV_NOTHING 0
  38. #define BULKSTAT_RV_DIDONE 1
  39. #define BULKSTAT_RV_GIVEUP 2
  40. /*
  41. * Values for bulkstat flag argument.
  42. */
  43. #define BULKSTAT_FG_IGET 0x1 /* Go through the buffer cache */
  44. #define BULKSTAT_FG_QUICK 0x2 /* No iget, walk the dinode cluster */
  45. #define BULKSTAT_FG_INLINE 0x4 /* No iget if inline attrs */
  46. /*
  47. * Return stat information in bulk (by-inode) for the filesystem.
  48. */
  49. int /* error status */
  50. xfs_bulkstat(
  51. xfs_mount_t *mp, /* mount point for filesystem */
  52. xfs_ino_t *lastino, /* last inode returned */
  53. int *count, /* size of buffer/count returned */
  54. bulkstat_one_pf formatter, /* func that'd fill a single buf */
  55. void *private_data, /* private data for formatter */
  56. size_t statstruct_size,/* sizeof struct that we're filling */
  57. char __user *ubuffer,/* buffer with inode stats */
  58. int flags, /* flag to control access method */
  59. int *done); /* 1 if there are more stats to get */
  60. int
  61. xfs_bulkstat_single(
  62. xfs_mount_t *mp,
  63. xfs_ino_t *lastinop,
  64. char __user *buffer,
  65. int *done);
  66. int
  67. xfs_bulkstat_one(
  68. xfs_mount_t *mp,
  69. xfs_ino_t ino,
  70. void __user *buffer,
  71. int ubsize,
  72. void *private_data,
  73. xfs_daddr_t bno,
  74. int *ubused,
  75. void *dibuff,
  76. int *stat);
  77. int
  78. xfs_internal_inum(
  79. xfs_mount_t *mp,
  80. xfs_ino_t ino);
  81. int /* error status */
  82. xfs_inumbers(
  83. xfs_mount_t *mp, /* mount point for filesystem */
  84. xfs_ino_t *last, /* last inode returned */
  85. int *count, /* size of buffer/count returned */
  86. xfs_inogrp_t __user *buffer);/* buffer with inode info */
  87. #endif /* __XFS_ITABLE_H__ */