1/* 2 * Copyright (C) 1995-1997 Olaf Kirch <okir@monad.swb.de> 3 */ 4 5#ifndef LINUX_NFSD_VFS_H 6#define LINUX_NFSD_VFS_H 7 8#include "nfsfh.h" 9 10/* 11 * Flags for nfsd_permission 12 */ 13#define NFSD_MAY_NOP 0 14#define NFSD_MAY_EXEC 1 /* == MAY_EXEC */ 15#define NFSD_MAY_WRITE 2 /* == MAY_WRITE */ 16#define NFSD_MAY_READ 4 /* == MAY_READ */ 17#define NFSD_MAY_SATTR 8 18#define NFSD_MAY_TRUNC 16 19#define NFSD_MAY_LOCK 32 20#define NFSD_MAY_OWNER_OVERRIDE 64 21#define NFSD_MAY_LOCAL_ACCESS 128 /* IRIX doing local access check on device special file*/ 22#define NFSD_MAY_BYPASS_GSS_ON_ROOT 256 23#define NFSD_MAY_NOT_BREAK_LEASE 512 24 25#define NFSD_MAY_CREATE (NFSD_MAY_EXEC|NFSD_MAY_WRITE) 26#define NFSD_MAY_REMOVE (NFSD_MAY_EXEC|NFSD_MAY_WRITE|NFSD_MAY_TRUNC) 27 28/* 29 * Callback function for readdir 30 */ 31typedef int (*nfsd_dirop_t)(struct inode *, struct dentry *, int, int); 32 33/* nfsd/vfs.c */ 34int fh_lock_parent(struct svc_fh *, struct dentry *); 35int nfsd_racache_init(int); 36void nfsd_racache_shutdown(void); 37int nfsd_cross_mnt(struct svc_rqst *rqstp, struct dentry **dpp, 38 struct svc_export **expp); 39__be32 nfsd_lookup(struct svc_rqst *, struct svc_fh *, 40 const char *, unsigned int, struct svc_fh *); 41__be32 nfsd_lookup_dentry(struct svc_rqst *, struct svc_fh *, 42 const char *, unsigned int, 43 struct svc_export **, struct dentry **); 44__be32 nfsd_setattr(struct svc_rqst *, struct svc_fh *, 45 struct iattr *, int, time_t); 46int nfsd_mountpoint(struct dentry *, struct svc_export *); 47#ifdef CONFIG_NFSD_V4 48__be32 nfsd4_set_nfs4_acl(struct svc_rqst *, struct svc_fh *, 49 struct nfs4_acl *); 50int nfsd4_get_nfs4_acl(struct svc_rqst *, struct dentry *, struct nfs4_acl **); 51#endif /* CONFIG_NFSD_V4 */ 52__be32 nfsd_create(struct svc_rqst *, struct svc_fh *, 53 char *name, int len, struct iattr *attrs, 54 int type, dev_t rdev, struct svc_fh *res); 55#ifdef CONFIG_NFSD_V3 56__be32 nfsd_access(struct svc_rqst *, struct svc_fh *, u32 *, u32 *); 57__be32 nfsd_create_v3(struct svc_rqst *, struct svc_fh *, 58 char *name, int len, struct iattr *attrs, 59 struct svc_fh *res, int createmode, 60 u32 *verifier, int *truncp, int *created); 61__be32 nfsd_commit(struct svc_rqst *, struct svc_fh *, 62 loff_t, unsigned long); 63#endif /* CONFIG_NFSD_V3 */ 64__be32 nfsd_open(struct svc_rqst *, struct svc_fh *, int, 65 int, struct file **); 66void nfsd_close(struct file *); 67__be32 nfsd_read(struct svc_rqst *, struct svc_fh *, 68 loff_t, struct kvec *, int, unsigned long *); 69__be32 nfsd_read_file(struct svc_rqst *, struct svc_fh *, struct file *, 70 loff_t, struct kvec *, int, unsigned long *); 71__be32 nfsd_write(struct svc_rqst *, struct svc_fh *,struct file *, 72 loff_t, struct kvec *,int, unsigned long *, int *); 73__be32 nfsd_readlink(struct svc_rqst *, struct svc_fh *, 74 char *, int *); 75__be32 nfsd_symlink(struct svc_rqst *, struct svc_fh *, 76 char *name, int len, char *path, int plen, 77 struct svc_fh *res, struct iattr *); 78__be32 nfsd_link(struct svc_rqst *, struct svc_fh *, 79 char *, int, struct svc_fh *); 80__be32 nfsd_rename(struct svc_rqst *, 81 struct svc_fh *, char *, int, 82 struct svc_fh *, char *, int); 83__be32 nfsd_remove(struct svc_rqst *, 84 struct svc_fh *, char *, int); 85__be32 nfsd_unlink(struct svc_rqst *, struct svc_fh *, int type, 86 char *name, int len); 87int nfsd_truncate(struct svc_rqst *, struct svc_fh *, 88 unsigned long size); 89__be32 nfsd_readdir(struct svc_rqst *, struct svc_fh *, 90 loff_t *, struct readdir_cd *, filldir_t); 91__be32 nfsd_statfs(struct svc_rqst *, struct svc_fh *, 92 struct kstatfs *, int access); 93 94int nfsd_notify_change(struct inode *, struct iattr *); 95__be32 nfsd_permission(struct svc_rqst *, struct svc_export *, 96 struct dentry *, int); 97int nfsd_sync_dir(struct dentry *dp); 98 99#if defined(CONFIG_NFSD_V2_ACL) || defined(CONFIG_NFSD_V3_ACL) 100struct posix_acl *nfsd_get_posix_acl(struct svc_fh *, int); 101int nfsd_set_posix_acl(struct svc_fh *, int, struct posix_acl *); 102#endif 103 104#endif /* LINUX_NFSD_VFS_H */ 105