diff options
Diffstat (limited to 'fs/cifs/cifsfs.h')
| -rw-r--r-- | fs/cifs/cifsfs.h | 126 |
1 files changed, 83 insertions, 43 deletions
diff --git a/fs/cifs/cifsfs.h b/fs/cifs/cifsfs.h index 78af5850c55..70f178a7c75 100644 --- a/fs/cifs/cifsfs.h +++ b/fs/cifs/cifsfs.h @@ -1,7 +1,7 @@ /* * fs/cifs/cifsfs.h * - * Copyright (c) International Business Machines Corp., 2002, 2005 + * Copyright (c) International Business Machines Corp., 2002, 2007 * Author(s): Steve French (sfrench@us.ibm.com) * * This library is free software; you can redistribute it and/or modify @@ -16,85 +16,125 @@ * * You should have received a copy of the GNU Lesser General Public License * along with this library; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef _CIFSFS_H #define _CIFSFS_H -#define ROOT_I 2 +#include <linux/hash.h> -#ifndef FALSE -#define FALSE 0 -#endif +#define ROOT_I 2 -#ifndef TRUE -#define TRUE 1 +/* + * ino_t is 32-bits on 32-bit arch. We have to squash the 64-bit value down + * so that it will fit. We use hash_64 to convert the value to 31 bits, and + * then add 1, to ensure that we don't end up with a 0 as the value. + */ +#if BITS_PER_LONG == 64 +static inline ino_t +cifs_uniqueid_to_ino_t(u64 fileid) +{ + return (ino_t)fileid; +} +#else +static inline ino_t +cifs_uniqueid_to_ino_t(u64 fileid) +{ + return (ino_t)hash_64(fileid, (sizeof(ino_t) * 8) - 1) + 1; +} #endif -extern struct address_space_operations cifs_addr_ops; +extern struct file_system_type cifs_fs_type; +extern const struct address_space_operations cifs_addr_ops; +extern const struct address_space_operations cifs_addr_ops_smallbuf; /* Functions related to super block operations */ -extern struct super_operations cifs_super_ops; -extern void cifs_read_inode(struct inode *); -extern void cifs_delete_inode(struct inode *); -/* extern void cifs_write_inode(struct inode *); *//* BB not needed yet */ +extern void cifs_sb_active(struct super_block *sb); +extern void cifs_sb_deactive(struct super_block *sb); /* Functions related to inodes */ -extern struct inode_operations cifs_dir_inode_ops; -extern int cifs_create(struct inode *, struct dentry *, int, - struct nameidata *); -extern struct dentry * cifs_lookup(struct inode *, struct dentry *, - struct nameidata *); -extern int cifs_unlink(struct inode *, struct dentry *); +extern const struct inode_operations cifs_dir_inode_ops; +extern struct inode *cifs_root_iget(struct super_block *); +extern int cifs_create(struct inode *, struct dentry *, umode_t, + bool excl); +extern int cifs_atomic_open(struct inode *, struct dentry *, + struct file *, unsigned, umode_t, + int *); +extern struct dentry *cifs_lookup(struct inode *, struct dentry *, + unsigned int); +extern int cifs_unlink(struct inode *dir, struct dentry *dentry); extern int cifs_hardlink(struct dentry *, struct inode *, struct dentry *); -extern int cifs_mknod(struct inode *, struct dentry *, int, dev_t); -extern int cifs_mkdir(struct inode *, struct dentry *, int); +extern int cifs_mknod(struct inode *, struct dentry *, umode_t, dev_t); +extern int cifs_mkdir(struct inode *, struct dentry *, umode_t); extern int cifs_rmdir(struct inode *, struct dentry *); extern int cifs_rename(struct inode *, struct dentry *, struct inode *, struct dentry *); -extern int cifs_revalidate(struct dentry *); +extern int cifs_revalidate_file_attr(struct file *filp); +extern int cifs_revalidate_dentry_attr(struct dentry *); +extern int cifs_revalidate_file(struct file *filp); +extern int cifs_revalidate_dentry(struct dentry *); +extern int cifs_invalidate_mapping(struct inode *inode); +extern int cifs_revalidate_mapping(struct inode *inode); +extern int cifs_zap_mapping(struct inode *inode); extern int cifs_getattr(struct vfsmount *, struct dentry *, struct kstat *); extern int cifs_setattr(struct dentry *, struct iattr *); -extern struct inode_operations cifs_file_inode_ops; -extern struct inode_operations cifs_symlink_inode_ops; +extern const struct inode_operations cifs_file_inode_ops; +extern const struct inode_operations cifs_symlink_inode_ops; +extern const struct inode_operations cifs_dfs_referral_inode_operations; + /* Functions related to files and directories */ -extern struct file_operations cifs_file_ops; -extern struct file_operations cifs_file_direct_ops; /* if directio mount */ +extern const struct file_operations cifs_file_ops; +extern const struct file_operations cifs_file_direct_ops; /* if directio mnt */ +extern const struct file_operations cifs_file_strict_ops; /* if strictio mnt */ +extern const struct file_operations cifs_file_nobrl_ops; /* no brlocks */ +extern const struct file_operations cifs_file_direct_nobrl_ops; +extern const struct file_operations cifs_file_strict_nobrl_ops; extern int cifs_open(struct inode *inode, struct file *file); extern int cifs_close(struct inode *inode, struct file *file); extern int cifs_closedir(struct inode *inode, struct file *file); -extern ssize_t cifs_user_read(struct file *file, char __user *read_data, - size_t read_size, loff_t * poffset); -extern ssize_t cifs_user_write(struct file *file, const char __user *write_data, - size_t write_size, loff_t * poffset); +extern ssize_t cifs_user_readv(struct kiocb *iocb, struct iov_iter *to); +extern ssize_t cifs_strict_readv(struct kiocb *iocb, struct iov_iter *to); +extern ssize_t cifs_user_writev(struct kiocb *iocb, struct iov_iter *from); +extern ssize_t cifs_strict_writev(struct kiocb *iocb, struct iov_iter *from); extern int cifs_lock(struct file *, int, struct file_lock *); -extern int cifs_fsync(struct file *, struct dentry *, int); -extern int cifs_flush(struct file *); +extern int cifs_fsync(struct file *, loff_t, loff_t, int); +extern int cifs_strict_fsync(struct file *, loff_t, loff_t, int); +extern int cifs_flush(struct file *, fl_owner_t id); extern int cifs_file_mmap(struct file * , struct vm_area_struct *); -extern struct file_operations cifs_dir_ops; +extern int cifs_file_strict_mmap(struct file * , struct vm_area_struct *); +extern const struct file_operations cifs_dir_ops; extern int cifs_dir_open(struct inode *inode, struct file *file); -extern int cifs_readdir(struct file *file, void *direntry, filldir_t filldir); -extern int cifs_dir_notify(struct file *, unsigned long arg); +extern int cifs_readdir(struct file *file, struct dir_context *ctx); /* Functions related to dir entries */ -extern struct dentry_operations cifs_dentry_ops; +extern const struct dentry_operations cifs_dentry_ops; +extern const struct dentry_operations cifs_ci_dentry_ops; + +#ifdef CONFIG_CIFS_DFS_UPCALL +extern struct vfsmount *cifs_dfs_d_automount(struct path *path); +#else +#define cifs_dfs_d_automount NULL +#endif /* Functions related to symlinks */ -extern int cifs_follow_link(struct dentry *direntry, struct nameidata *nd); -extern void cifs_put_link(struct dentry *direntry, struct nameidata *nd); -extern int cifs_readlink(struct dentry *direntry, char __user *buffer, +extern void *cifs_follow_link(struct dentry *direntry, struct nameidata *nd); +extern int cifs_readlink(struct dentry *direntry, char __user *buffer, int buflen); extern int cifs_symlink(struct inode *inode, struct dentry *direntry, const char *symname); extern int cifs_removexattr(struct dentry *, const char *); -extern int cifs_setxattr(struct dentry *, const char *, const void *, +extern int cifs_setxattr(struct dentry *, const char *, const void *, size_t, int); extern ssize_t cifs_getxattr(struct dentry *, const char *, void *, size_t); extern ssize_t cifs_listxattr(struct dentry *, char *, size_t); -extern int cifs_ioctl (struct inode * inode, struct file * filep, - unsigned int command, unsigned long arg); -#define CIFS_VERSION "1.35" +extern long cifs_ioctl(struct file *filep, unsigned int cmd, unsigned long arg); + +#ifdef CONFIG_CIFS_NFSD_EXPORT +extern const struct export_operations cifs_export_ops; +#endif /* CONFIG_CIFS_NFSD_EXPORT */ + +#define CIFS_VERSION "2.03" #endif /* _CIFSFS_H */ |