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TOMOYO Linux Cross Reference
Linux/fs/nfsd/vfs.h

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  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  */
 31 typedef int (*nfsd_dirop_t)(struct inode *, struct dentry *, int, int);
 32 
 33 /* nfsd/vfs.c */
 34 int             fh_lock_parent(struct svc_fh *, struct dentry *);
 35 int             nfsd_racache_init(int);
 36 void            nfsd_racache_shutdown(void);
 37 int             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);
 46 int 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 *);
 50 int             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 **);
 66 void            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);
 87 int             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 
 94 int             nfsd_notify_change(struct inode *, struct iattr *);
 95 __be32          nfsd_permission(struct svc_rqst *, struct svc_export *,
 96                                 struct dentry *, int);
 97 int             nfsd_sync_dir(struct dentry *dp);
 98 
 99 #if defined(CONFIG_NFSD_V2_ACL) || defined(CONFIG_NFSD_V3_ACL)
100 struct posix_acl *nfsd_get_posix_acl(struct svc_fh *, int);
101 int nfsd_set_posix_acl(struct svc_fh *, int, struct posix_acl *);
102 #endif
103 
104 #endif /* LINUX_NFSD_VFS_H */
105 

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