#ifndef _LINUX_NFS_FS_H
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#ifndef _LINUX_NFS_FS_H
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#define _LINUX_NFS_FS_H
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#define _LINUX_NFS_FS_H
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/*
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/*
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* linux/include/linux/nfs_fs.h
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* linux/include/linux/nfs_fs.h
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*
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*
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* Copyright (C) 1992 Rick Sladkey
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* Copyright (C) 1992 Rick Sladkey
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*
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*
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* OS-specific nfs filesystem definitions and declarations
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* OS-specific nfs filesystem definitions and declarations
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*/
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*/
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#include <linux/nfs.h>
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#include <linux/nfs.h>
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#include <linux/in.h>
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#include <linux/in.h>
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#include <linux/nfs_mount.h>
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#include <linux/nfs_mount.h>
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/*
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/*
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* The readdir cache size controls how many directory entries are cached.
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* The readdir cache size controls how many directory entries are cached.
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* Its size is limited by the number of nfs_entry structures that can fit
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* Its size is limited by the number of nfs_entry structures that can fit
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* in one page, currently, the limit is 256 when using 4KB pages.
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* in one page, currently, the limit is 256 when using 4KB pages.
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*/
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*/
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#define NFS_READDIR_CACHE_SIZE 64
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#define NFS_READDIR_CACHE_SIZE 64
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#define NFS_MAX_FILE_IO_BUFFER_SIZE 16384
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#define NFS_MAX_FILE_IO_BUFFER_SIZE 16384
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#define NFS_DEF_FILE_IO_BUFFER_SIZE 1024
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#define NFS_DEF_FILE_IO_BUFFER_SIZE 1024
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/*
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/*
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* The upper limit on timeouts for the exponential backoff algorithm.
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* The upper limit on timeouts for the exponential backoff algorithm.
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*/
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*/
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#define NFS_MAX_RPC_TIMEOUT (6*HZ)
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#define NFS_MAX_RPC_TIMEOUT (6*HZ)
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/*
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/*
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* Size of the lookup cache in units of number of entries cached.
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* Size of the lookup cache in units of number of entries cached.
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* It is better not to make this too large although the optimum
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* It is better not to make this too large although the optimum
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* depends on a usage and environment.
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* depends on a usage and environment.
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*/
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*/
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#define NFS_LOOKUP_CACHE_SIZE 64
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#define NFS_LOOKUP_CACHE_SIZE 64
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#define NFS_SUPER_MAGIC 0x6969
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#define NFS_SUPER_MAGIC 0x6969
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#define NFS_SERVER(inode) (&(inode)->i_sb->u.nfs_sb.s_server)
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#define NFS_SERVER(inode) (&(inode)->i_sb->u.nfs_sb.s_server)
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#define NFS_FH(inode) (&(inode)->u.nfs_i.fhandle)
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#define NFS_FH(inode) (&(inode)->u.nfs_i.fhandle)
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#define NFS_RENAMED_DIR(inode) ((inode)->u.nfs_i.silly_rename_dir)
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#define NFS_RENAMED_DIR(inode) ((inode)->u.nfs_i.silly_rename_dir)
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#define NFS_READTIME(inode) ((inode)->u.nfs_i.read_cache_jiffies)
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#define NFS_READTIME(inode) ((inode)->u.nfs_i.read_cache_jiffies)
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#define NFS_OLDMTIME(inode) ((inode)->u.nfs_i.read_cache_mtime)
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#define NFS_OLDMTIME(inode) ((inode)->u.nfs_i.read_cache_mtime)
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#define NFS_ATTRTIMEO(inode) ((inode)->u.nfs_i.attrtimeo)
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#define NFS_ATTRTIMEO(inode) ((inode)->u.nfs_i.attrtimeo)
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#define NFS_MINATTRTIMEO(inode) (S_ISREG((inode)->i_mode)? \
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#define NFS_MINATTRTIMEO(inode) (S_ISREG((inode)->i_mode)? \
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NFS_SERVER(inode)->acregmin : \
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NFS_SERVER(inode)->acregmin : \
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NFS_SERVER(inode)->acdirmin)
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NFS_SERVER(inode)->acdirmin)
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#define NFS_CACHEINV(inode) \
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#define NFS_CACHEINV(inode) \
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do { \
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do { \
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NFS_READTIME(inode) = jiffies - 1000000; \
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NFS_READTIME(inode) = jiffies - 1000000; \
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NFS_OLDMTIME(inode) = 0; \
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NFS_OLDMTIME(inode) = 0; \
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} while (0)
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} while (0)
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#ifdef __KERNEL__
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#ifdef __KERNEL__
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/* linux/fs/nfs/proc.c */
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/* linux/fs/nfs/proc.c */
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extern int nfs_proc_getattr(struct nfs_server *server, struct nfs_fh *fhandle,
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extern int nfs_proc_getattr(struct nfs_server *server, struct nfs_fh *fhandle,
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struct nfs_fattr *fattr);
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struct nfs_fattr *fattr);
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extern int nfs_proc_setattr(struct nfs_server *server, struct nfs_fh *fhandle,
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extern int nfs_proc_setattr(struct nfs_server *server, struct nfs_fh *fhandle,
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struct nfs_sattr *sattr, struct nfs_fattr *fattr);
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struct nfs_sattr *sattr, struct nfs_fattr *fattr);
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extern int nfs_proc_lookup(struct nfs_server *server, struct nfs_fh *dir,
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extern int nfs_proc_lookup(struct nfs_server *server, struct nfs_fh *dir,
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const char *name, struct nfs_fh *fhandle,
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const char *name, struct nfs_fh *fhandle,
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struct nfs_fattr *fattr);
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struct nfs_fattr *fattr);
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extern int nfs_proc_readlink(struct nfs_server *server, struct nfs_fh *fhandle,
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extern int nfs_proc_readlink(struct nfs_server *server, struct nfs_fh *fhandle,
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int **p0, char **string, unsigned int *len,
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int **p0, char **string, unsigned int *len,
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unsigned int maxlen);
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unsigned int maxlen);
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extern int nfs_proc_read(struct nfs_server *server, struct nfs_fh *fhandle,
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extern int nfs_proc_read(struct nfs_server *server, struct nfs_fh *fhandle,
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int offset, int count, char *data,
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int offset, int count, char *data,
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struct nfs_fattr *fattr);
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struct nfs_fattr *fattr);
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extern int nfs_proc_write(struct inode * inode, int offset,
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extern int nfs_proc_write(struct inode * inode, int offset,
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int count, const char *data, struct nfs_fattr *fattr);
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int count, const char *data, struct nfs_fattr *fattr);
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extern int nfs_proc_create(struct nfs_server *server, struct nfs_fh *dir,
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extern int nfs_proc_create(struct nfs_server *server, struct nfs_fh *dir,
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const char *name, struct nfs_sattr *sattr,
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const char *name, struct nfs_sattr *sattr,
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struct nfs_fh *fhandle, struct nfs_fattr *fattr);
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struct nfs_fh *fhandle, struct nfs_fattr *fattr);
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extern int nfs_proc_remove(struct nfs_server *server, struct nfs_fh *dir,
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extern int nfs_proc_remove(struct nfs_server *server, struct nfs_fh *dir,
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const char *name);
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const char *name);
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extern int nfs_proc_rename(struct nfs_server *server,
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extern int nfs_proc_rename(struct nfs_server *server,
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struct nfs_fh *old_dir, const char *old_name,
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struct nfs_fh *old_dir, const char *old_name,
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struct nfs_fh *new_dir, const char *new_name,
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struct nfs_fh *new_dir, const char *new_name,
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int must_be_dir);
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int must_be_dir);
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extern int nfs_proc_link(struct nfs_server *server, struct nfs_fh *fhandle,
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extern int nfs_proc_link(struct nfs_server *server, struct nfs_fh *fhandle,
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struct nfs_fh *dir, const char *name);
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struct nfs_fh *dir, const char *name);
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extern int nfs_proc_symlink(struct nfs_server *server, struct nfs_fh *dir,
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extern int nfs_proc_symlink(struct nfs_server *server, struct nfs_fh *dir,
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const char *name, const char *path, struct nfs_sattr *sattr);
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const char *name, const char *path, struct nfs_sattr *sattr);
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extern int nfs_proc_mkdir(struct nfs_server *server, struct nfs_fh *dir,
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extern int nfs_proc_mkdir(struct nfs_server *server, struct nfs_fh *dir,
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const char *name, struct nfs_sattr *sattr,
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const char *name, struct nfs_sattr *sattr,
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struct nfs_fh *fhandle, struct nfs_fattr *fattr);
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struct nfs_fh *fhandle, struct nfs_fattr *fattr);
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extern int nfs_proc_rmdir(struct nfs_server *server, struct nfs_fh *dir,
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extern int nfs_proc_rmdir(struct nfs_server *server, struct nfs_fh *dir,
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const char *name);
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const char *name);
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extern int nfs_proc_readdir(struct nfs_server *server, struct nfs_fh *fhandle,
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extern int nfs_proc_readdir(struct nfs_server *server, struct nfs_fh *fhandle,
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int cookie, int count, struct nfs_entry *entry);
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int cookie, int count, struct nfs_entry *entry);
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extern int nfs_proc_statfs(struct nfs_server *server, struct nfs_fh *fhandle,
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extern int nfs_proc_statfs(struct nfs_server *server, struct nfs_fh *fhandle,
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struct nfs_fsinfo *res);
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struct nfs_fsinfo *res);
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extern int nfs_proc_read_request(struct rpc_ioreq *, struct nfs_server *,
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extern int nfs_proc_read_request(struct rpc_ioreq *, struct nfs_server *,
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struct nfs_fh *, unsigned long offset,
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struct nfs_fh *, unsigned long offset,
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unsigned long count, __u32 *buf);
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unsigned long count, __u32 *buf);
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extern int nfs_proc_read_reply(struct rpc_ioreq *, struct nfs_fattr *);
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extern int nfs_proc_read_reply(struct rpc_ioreq *, struct nfs_fattr *);
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extern int *rpc_header(int *p, int procedure, int program, int version,
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extern int *rpc_header(int *p, int procedure, int program, int version,
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int uid, int gid, int *groups);
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int uid, int gid, int *groups);
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extern int *rpc_verify(int *p);
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extern int *rpc_verify(int *p);
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/* linux/fs/nfs/sock.c */
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/* linux/fs/nfs/sock.c */
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extern int nfs_rpc_call(struct nfs_server *server, int *start,
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extern int nfs_rpc_call(struct nfs_server *server, int *start,
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int *end, int size);
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int *end, int size);
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extern int nfs_rpc_doio(struct nfs_server *server, struct rpc_ioreq *,
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extern int nfs_rpc_doio(struct nfs_server *server, struct rpc_ioreq *,
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int async);
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int async);
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/* linux/fs/nfs/inode.c */
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/* linux/fs/nfs/inode.c */
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extern struct super_block *nfs_read_super(struct super_block *sb,
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extern struct super_block *nfs_read_super(struct super_block *sb,
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void *data,int);
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void *data,int);
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extern int init_nfs_fs(void);
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extern int init_nfs_fs(void);
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extern struct inode *nfs_fhget(struct super_block *sb, struct nfs_fh *fhandle,
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extern struct inode *nfs_fhget(struct super_block *sb, struct nfs_fh *fhandle,
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struct nfs_fattr *fattr);
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struct nfs_fattr *fattr);
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extern void nfs_refresh_inode(struct inode *inode, struct nfs_fattr *fattr);
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extern void nfs_refresh_inode(struct inode *inode, struct nfs_fattr *fattr);
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/* linux/fs/nfs/file.c */
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/* linux/fs/nfs/file.c */
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extern struct inode_operations nfs_file_inode_operations;
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extern struct inode_operations nfs_file_inode_operations;
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/* linux/fs/nfs/dir.c */
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/* linux/fs/nfs/dir.c */
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extern struct inode_operations nfs_dir_inode_operations;
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extern struct inode_operations nfs_dir_inode_operations;
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extern void nfs_sillyrename_cleanup(struct inode *);
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extern void nfs_sillyrename_cleanup(struct inode *);
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extern void nfs_kfree_cache(void);
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extern void nfs_kfree_cache(void);
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/* linux/fs/nfs/symlink.c */
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/* linux/fs/nfs/symlink.c */
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extern struct inode_operations nfs_symlink_inode_operations;
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extern struct inode_operations nfs_symlink_inode_operations;
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/* linux/fs/nfs/mmap.c */
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/* linux/fs/nfs/mmap.c */
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extern int nfs_mmap(struct inode * inode, struct file * file, struct vm_area_struct * vma);
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extern int nfs_mmap(struct inode * inode, struct file * file, struct vm_area_struct * vma);
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/* linux/fs/nfs/bio.c */
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/* linux/fs/nfs/bio.c */
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extern int nfs_readpage(struct inode *, struct page *);
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extern int nfs_readpage(struct inode *, struct page *);
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/* NFS root */
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/* NFS root */
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#define NFS_ROOT "/tftpboot/%s"
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#define NFS_ROOT "/tftpboot/%s"
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#define NFS_ROOT_NAME_LEN 256
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#define NFS_ROOT_NAME_LEN 256
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#define NFS_ROOT_ADDRS_LEN 128
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#define NFS_ROOT_ADDRS_LEN 128
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extern int nfs_root_mount(struct super_block *sb);
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extern int nfs_root_mount(struct super_block *sb);
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extern int nfs_root_init(char *nfsname, char *nfsaddrs);
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extern int nfs_root_init(char *nfsname, char *nfsaddrs);
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extern char nfs_root_name[];
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extern char nfs_root_name[];
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extern char nfs_root_addrs[];
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extern char nfs_root_addrs[];
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#endif /* __KERNEL__ */
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#endif /* __KERNEL__ */
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#endif
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#endif
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