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/*
* linux/include/linux/nfsd/nfsd.h
*
* Hodge-podge collection of knfsd-related stuff.
* I will sort this out later.
*
* Copyright (C) 1995 Olaf Kirch <okir@monad.swb.de>
*/
#ifndef LINUX_NFSD_NFSD_H
#define LINUX_NFSD_NFSD_H
#include <linux/types.h>
#include <linux/unistd.h>
#include <linux/dirent.h>
#include <linux/fs.h>
#include <linux/nfsd/debug.h>
#include <linux/nfsd/nfsfh.h>
#include <linux/nfsd/export.h>
#include <linux/nfsd/auth.h>
#include <linux/nfsd/stats.h>
/*
* nfsd version
*/
#define NFSD_VERSION "0.4"
#ifdef __KERNEL__
/*
* Special flags for nfsd_permission. These must be different from MAY_READ,
* MAY_WRITE, and MAY_EXEC.
*/
#define MAY_NOP 0
#define MAY_SATTR 8
#define MAY_TRUNC 16
#if (MAY_SATTR | MAY_TRUNC) & (MAY_READ | MAY_WRITE | MAY_EXEC)
# error "please use a different value for MAY_SATTR or MAY_TRUNC."
#endif
#define MAY_CREATE (MAY_EXEC|MAY_WRITE)
#define MAY_REMOVE (MAY_EXEC|MAY_WRITE|MAY_TRUNC)
/*
* Callback function for readdir
*/
struct readdir_cd {
struct svc_rqst * rqstp;
struct svc_fh * dirfh;
u32 * buffer;
int buflen;
u32 * offset; /* previous dirent->d_next */
char plus; /* readdirplus */
char eob; /* end of buffer */
char dotonly;
};
typedef int (*encode_dent_fn)(struct readdir_cd *, const char *,
int, off_t, ino_t);
typedef int (*nfsd_dirop_t)(struct inode *, struct dentry *, int, int);
/*
* Procedure table for NFSv2
*/
extern struct svc_procedure nfsd_procedures2[];
extern struct svc_program nfsd_program;
/*
* Function prototypes.
*/
int nfsd_svc(unsigned short port, int nrservs);
/* nfsd/vfs.c */
int fh_lock_parent(struct svc_fh *, struct dentry *);
void nfsd_racache_init(void);
void nfsd_racache_shutdown(void);
int nfsd_lookup(struct svc_rqst *, struct svc_fh *,
const char *, int, struct svc_fh *);
int nfsd_setattr(struct svc_rqst *, struct svc_fh *,
struct iattr *);
int nfsd_create(struct svc_rqst *, struct svc_fh *,
char *name, int len, struct iattr *attrs,
int type, dev_t rdev, struct svc_fh *res);
int nfsd_open(struct svc_rqst *, struct svc_fh *, int,
int, struct file *);
void nfsd_close(struct file *);
int nfsd_read(struct svc_rqst *, struct svc_fh *,
loff_t, char *, unsigned long *);
int nfsd_write(struct svc_rqst *, struct svc_fh *,
loff_t, char *, unsigned long, int);
int nfsd_readlink(struct svc_rqst *, struct svc_fh *,
char *, int *);
int nfsd_symlink(struct svc_rqst *, struct svc_fh *,
char *name, int len, char *path, int plen,
struct svc_fh *res);
int nfsd_link(struct svc_rqst *, struct svc_fh *,
char *, int, struct svc_fh *);
int nfsd_rename(struct svc_rqst *,
struct svc_fh *, char *, int,
struct svc_fh *, char *, int);
int nfsd_remove(struct svc_rqst *,
struct svc_fh *, char *, int);
int nfsd_unlink(struct svc_rqst *, struct svc_fh *, int type,
char *name, int len);
int nfsd_truncate(struct svc_rqst *, struct svc_fh *,
unsigned long size);
int nfsd_readdir(struct svc_rqst *, struct svc_fh *,
loff_t, encode_dent_fn,
u32 *buffer, int *countp);
int nfsd_statfs(struct svc_rqst *, struct svc_fh *,
struct statfs *);
int nfsd_notify_change(struct inode *, struct iattr *);
int nfsd_permission(struct svc_export *, struct dentry *, int);
/* nfsd/nfsctl.c */
void nfsd_modcount(struct inode *, int);
/*
* lockd binding
*/
void nfsd_lockd_init(void);
void nfsd_lockd_shutdown(void);
void nfsd_lockd_unexport(struct svc_client *);
#ifndef makedev
#define makedev(maj, min) (((maj) << 8) | (min))
#endif
/*
* These variables contain pre-xdr'ed values for faster operation.
* FIXME: should be replaced by macros for big-endian machines.
*/
extern u32 nfs_ok,
nfserr_perm,
nfserr_noent,
nfserr_io,
nfserr_nxio,
nfserr_acces,
nfserr_exist,
nfserr_xdev,
nfserr_nodev,
nfserr_notdir,
nfserr_isdir,
nfserr_inval,
nfserr_fbig,
nfserr_nospc,
nfserr_rofs,
nfserr_mlink,
nfserr_nametoolong,
nfserr_dquot,
nfserr_stale,
nfserr_remote,
nfserr_badhandle,
nfserr_notsync,
nfserr_badcookie,
nfserr_notsupp,
nfserr_toosmall,
nfserr_serverfault,
nfserr_badtype,
nfserr_jukebox;
/*
* Time of server startup
*/
extern struct timeval nfssvc_boot;
/*
* The number of nfsd threads.
*/
extern int nfsd_nservers;
#endif /* __KERNEL__ */
#endif /* LINUX_NFSD_NFSD_H */
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