original development tree for Linux kernel GTP module; now long in mainline.
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

134 lines
5.8 KiB

  1. /*
  2. * fs/cifs/cifsfs.h
  3. *
  4. * Copyright (c) International Business Machines Corp., 2002, 2007
  5. * Author(s): Steve French (sfrench@us.ibm.com)
  6. *
  7. * This library is free software; you can redistribute it and/or modify
  8. * it under the terms of the GNU Lesser General Public License as published
  9. * by the Free Software Foundation; either version 2.1 of the License, or
  10. * (at your option) any later version.
  11. *
  12. * This library is distributed in the hope that it will be useful,
  13. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
  15. * the GNU Lesser General Public License for more details.
  16. *
  17. * You should have received a copy of the GNU Lesser General Public License
  18. * along with this library; if not, write to the Free Software
  19. * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  20. */
  21. #ifndef _CIFSFS_H
  22. #define _CIFSFS_H
  23. #define ROOT_I 2
  24. /*
  25. * ino_t is 32-bits on 32-bit arch. We have to squash the 64-bit value down
  26. * so that it will fit.
  27. */
  28. static inline ino_t
  29. cifs_uniqueid_to_ino_t(u64 fileid)
  30. {
  31. ino_t ino = (ino_t) fileid;
  32. if (sizeof(ino_t) < sizeof(u64))
  33. ino ^= fileid >> (sizeof(u64)-sizeof(ino_t)) * 8;
  34. return ino;
  35. }
  36. extern struct file_system_type cifs_fs_type;
  37. extern const struct address_space_operations cifs_addr_ops;
  38. extern const struct address_space_operations cifs_addr_ops_smallbuf;
  39. /* Functions related to super block operations */
  40. extern void cifs_sb_active(struct super_block *sb);
  41. extern void cifs_sb_deactive(struct super_block *sb);
  42. /* Functions related to inodes */
  43. extern const struct inode_operations cifs_dir_inode_ops;
  44. extern struct inode *cifs_root_iget(struct super_block *);
  45. extern int cifs_create(struct inode *, struct dentry *, umode_t,
  46. bool excl);
  47. extern int cifs_atomic_open(struct inode *, struct dentry *,
  48. struct file *, unsigned, umode_t,
  49. int *);
  50. extern struct dentry *cifs_lookup(struct inode *, struct dentry *,
  51. unsigned int);
  52. extern int cifs_unlink(struct inode *dir, struct dentry *dentry);
  53. extern int cifs_hardlink(struct dentry *, struct inode *, struct dentry *);
  54. extern int cifs_mknod(struct inode *, struct dentry *, umode_t, dev_t);
  55. extern int cifs_mkdir(struct inode *, struct dentry *, umode_t);
  56. extern int cifs_rmdir(struct inode *, struct dentry *);
  57. extern int cifs_rename(struct inode *, struct dentry *, struct inode *,
  58. struct dentry *);
  59. extern int cifs_revalidate_file_attr(struct file *filp);
  60. extern int cifs_revalidate_dentry_attr(struct dentry *);
  61. extern int cifs_revalidate_file(struct file *filp);
  62. extern int cifs_revalidate_dentry(struct dentry *);
  63. extern int cifs_invalidate_mapping(struct inode *inode);
  64. extern int cifs_getattr(struct vfsmount *, struct dentry *, struct kstat *);
  65. extern int cifs_setattr(struct dentry *, struct iattr *);
  66. extern const struct inode_operations cifs_file_inode_ops;
  67. extern const struct inode_operations cifs_symlink_inode_ops;
  68. extern const struct inode_operations cifs_dfs_referral_inode_operations;
  69. /* Functions related to files and directories */
  70. extern const struct file_operations cifs_file_ops;
  71. extern const struct file_operations cifs_file_direct_ops; /* if directio mnt */
  72. extern const struct file_operations cifs_file_strict_ops; /* if strictio mnt */
  73. extern const struct file_operations cifs_file_nobrl_ops; /* no brlocks */
  74. extern const struct file_operations cifs_file_direct_nobrl_ops;
  75. extern const struct file_operations cifs_file_strict_nobrl_ops;
  76. extern int cifs_open(struct inode *inode, struct file *file);
  77. extern int cifs_close(struct inode *inode, struct file *file);
  78. extern int cifs_closedir(struct inode *inode, struct file *file);
  79. extern ssize_t cifs_user_readv(struct kiocb *iocb, const struct iovec *iov,
  80. unsigned long nr_segs, loff_t pos);
  81. extern ssize_t cifs_strict_readv(struct kiocb *iocb, const struct iovec *iov,
  82. unsigned long nr_segs, loff_t pos);
  83. extern ssize_t cifs_user_writev(struct kiocb *iocb, const struct iovec *iov,
  84. unsigned long nr_segs, loff_t pos);
  85. extern ssize_t cifs_strict_writev(struct kiocb *iocb, const struct iovec *iov,
  86. unsigned long nr_segs, loff_t pos);
  87. extern int cifs_lock(struct file *, int, struct file_lock *);
  88. extern int cifs_fsync(struct file *, loff_t, loff_t, int);
  89. extern int cifs_strict_fsync(struct file *, loff_t, loff_t, int);
  90. extern int cifs_flush(struct file *, fl_owner_t id);
  91. extern int cifs_file_mmap(struct file * , struct vm_area_struct *);
  92. extern int cifs_file_strict_mmap(struct file * , struct vm_area_struct *);
  93. extern const struct file_operations cifs_dir_ops;
  94. extern int cifs_dir_open(struct inode *inode, struct file *file);
  95. extern int cifs_readdir(struct file *file, struct dir_context *ctx);
  96. /* Functions related to dir entries */
  97. extern const struct dentry_operations cifs_dentry_ops;
  98. extern const struct dentry_operations cifs_ci_dentry_ops;
  99. #ifdef CONFIG_CIFS_DFS_UPCALL
  100. extern struct vfsmount *cifs_dfs_d_automount(struct path *path);
  101. #else
  102. #define cifs_dfs_d_automount NULL
  103. #endif
  104. /* Functions related to symlinks */
  105. extern void *cifs_follow_link(struct dentry *direntry, struct nameidata *nd);
  106. extern int cifs_readlink(struct dentry *direntry, char __user *buffer,
  107. int buflen);
  108. extern int cifs_symlink(struct inode *inode, struct dentry *direntry,
  109. const char *symname);
  110. extern int cifs_removexattr(struct dentry *, const char *);
  111. extern int cifs_setxattr(struct dentry *, const char *, const void *,
  112. size_t, int);
  113. extern ssize_t cifs_getxattr(struct dentry *, const char *, void *, size_t);
  114. extern ssize_t cifs_listxattr(struct dentry *, char *, size_t);
  115. extern long cifs_ioctl(struct file *filep, unsigned int cmd, unsigned long arg);
  116. #ifdef CONFIG_CIFS_NFSD_EXPORT
  117. extern const struct export_operations cifs_export_ops;
  118. #endif /* CONFIG_CIFS_NFSD_EXPORT */
  119. #define CIFS_VERSION "2.02"
  120. #endif /* _CIFSFS_H */