xfs_dfrag.h 1.5 KB

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  1. /*
  2. * Copyright (c) 2000,2005 Silicon Graphics, Inc.
  3. * All Rights Reserved.
  4. *
  5. * This program is free software; you can redistribute it and/or
  6. * modify it under the terms of the GNU General Public License as
  7. * published by the Free Software Foundation.
  8. *
  9. * This program is distributed in the hope that it would be useful,
  10. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  12. * GNU General Public License for more details.
  13. *
  14. * You should have received a copy of the GNU General Public License
  15. * along with this program; if not, write the Free Software Foundation,
  16. * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  17. */
  18. #ifndef __XFS_DFRAG_H__
  19. #define __XFS_DFRAG_H__
  20. /*
  21. * Structure passed to xfs_swapext
  22. */
  23. typedef struct xfs_swapext
  24. {
  25. __int64_t sx_version; /* version */
  26. __int64_t sx_fdtarget; /* fd of target file */
  27. __int64_t sx_fdtmp; /* fd of tmp file */
  28. xfs_off_t sx_offset; /* offset into file */
  29. xfs_off_t sx_length; /* leng from offset */
  30. char sx_pad[16]; /* pad space, unused */
  31. xfs_bstat_t sx_stat; /* stat of target b4 copy */
  32. } xfs_swapext_t;
  33. /*
  34. * Version flag
  35. */
  36. #define XFS_SX_VERSION 0
  37. #ifdef __KERNEL__
  38. /*
  39. * Prototypes for visible xfs_dfrag.c routines.
  40. */
  41. /*
  42. * Syscall interface for xfs_swapext
  43. */
  44. int xfs_swapext(struct xfs_swapext __user *sx);
  45. int xfs_swap_extents(struct xfs_inode *ip, struct xfs_inode *tip,
  46. struct xfs_swapext *sxp);
  47. #endif /* __KERNEL__ */
  48. #endif /* __XFS_DFRAG_H__ */