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/*
* fs / cifs / cifsfs . h
*
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* Copyright ( c ) International Business Machines Corp . , 2002 , 2007
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* Author ( s ) : Steve French ( sfrench @ us . ibm . com )
*
* This library is free software ; you can redistribute it and / or modify
* it under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation ; either version 2.1 of the License , or
* ( at your option ) any later version .
*
* This library is distributed in the hope that it will be useful ,
* but WITHOUT ANY WARRANTY ; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE . See
* the GNU Lesser General Public License for more details .
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library ; if not , write to the Free Software
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* Foundation , Inc . , 59 Temple Place , Suite 330 , Boston , MA 02111 - 1307 USA
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*/
# ifndef _CIFSFS_H
# define _CIFSFS_H
# define ROOT_I 2
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/*
* ino_t is 32 - bits on 32 - bit arch . We have to squash the 64 - bit value down
* so that it will fit .
*/
static inline ino_t
cifs_uniqueid_to_ino_t ( u64 fileid )
{
ino_t ino = ( ino_t ) fileid ;
if ( sizeof ( ino_t ) < sizeof ( u64 ) )
ino ^ = fileid > > ( sizeof ( u64 ) - sizeof ( ino_t ) ) * 8 ;
return ino ;
}
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extern struct file_system_type cifs_fs_type ;
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extern const struct address_space_operations cifs_addr_ops ;
extern const struct address_space_operations cifs_addr_ops_smallbuf ;
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/* Functions related to super block operations */
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/* extern const struct super_operations cifs_super_ops;*/
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extern void cifs_read_inode ( struct inode * ) ;
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/*extern void cifs_delete_inode(struct inode *);*/ /* BB not needed yet */
/* extern void cifs_write_inode(struct inode *); */ /* BB not needed yet */
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/* Functions related to inodes */
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extern const struct inode_operations cifs_dir_inode_ops ;
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extern struct inode * cifs_root_iget ( struct super_block * , unsigned long ) ;
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extern int cifs_create ( struct inode * , struct dentry * , int ,
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struct nameidata * ) ;
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extern struct dentry * cifs_lookup ( struct inode * , struct dentry * ,
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struct nameidata * ) ;
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extern int cifs_unlink ( struct inode * dir , struct dentry * dentry ) ;
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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_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_getattr ( struct vfsmount * , struct dentry * , struct kstat * ) ;
extern int cifs_setattr ( struct dentry * , struct iattr * ) ;
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extern const struct inode_operations cifs_file_inode_ops ;
extern const struct inode_operations cifs_symlink_inode_ops ;
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extern const struct inode_operations cifs_dfs_referral_inode_operations ;
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/* Functions related to files and directories */
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extern const struct file_operations cifs_file_ops ;
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extern const struct file_operations cifs_file_direct_ops ; /* if directio mnt */
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extern const struct file_operations cifs_file_nobrl_ops ;
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extern const struct file_operations cifs_file_direct_nobrl_ops ; /* no brlocks */
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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 ,
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size_t read_size , loff_t * poffset ) ;
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extern ssize_t cifs_user_write ( struct file * file , const char __user * write_data ,
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size_t write_size , loff_t * poffset ) ;
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extern int cifs_lock ( struct file * , int , struct file_lock * ) ;
extern int cifs_fsync ( struct file * , struct dentry * , int ) ;
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extern int cifs_flush ( struct file * , fl_owner_t id ) ;
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extern int cifs_file_mmap ( struct file * , struct vm_area_struct * ) ;
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extern const struct file_operations cifs_dir_ops ;
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extern int cifs_dir_open ( struct inode * inode , struct file * file ) ;
extern int cifs_readdir ( struct file * file , void * direntry , filldir_t filldir ) ;
/* Functions related to dir entries */
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extern const struct dentry_operations cifs_dentry_ops ;
extern const struct dentry_operations cifs_ci_dentry_ops ;
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/* Functions related to symlinks */
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extern void * cifs_follow_link ( struct dentry * direntry , struct nameidata * nd ) ;
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extern void cifs_put_link ( struct dentry * direntry ,
struct nameidata * nd , void * ) ;
extern int cifs_readlink ( struct dentry * direntry , char __user * buffer ,
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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 * ,
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size_t , int ) ;
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extern ssize_t cifs_getxattr ( struct dentry * , const char * , void * , size_t ) ;
extern ssize_t cifs_listxattr ( struct dentry * , char * , size_t ) ;
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extern long cifs_ioctl ( struct file * filep , unsigned int cmd , unsigned long arg ) ;
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# ifdef CONFIG_CIFS_EXPERIMENTAL
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extern const struct export_operations cifs_export_ops ;
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# endif /* EXPERIMENTAL */
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# define CIFS_VERSION "1.62"
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# endif /* _CIFSFS_H */