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_MASK 63 21 22 /* extra hints to permission and open routines: */ 23 #define NFSD_MAY_OWNER_OVERRIDE 64 24 #define NFSD_MAY_LOCAL_ACCESS 128 /* IRIX doing local access check on device special file*/ 25 #define NFSD_MAY_BYPASS_GSS_ON_ROOT 256 26 #define NFSD_MAY_NOT_BREAK_LEASE 512 27 #define NFSD_MAY_BYPASS_GSS 1024 28 29 #define NFSD_MAY_CREATE (NFSD_MAY_EXEC|NFSD_MAY_WRITE) 30 #define NFSD_MAY_REMOVE (NFSD_MAY_EXEC|NFSD_MAY_WRITE|NFSD_MAY_TRUNC) 31 32 /* 33 * Callback function for readdir 34 */ 35 typedef int (*nfsd_dirop_t)(struct inode *, struct dentry *, int, int); 36 37 /* nfsd/vfs.c */ 38 int fh_lock_parent(struct svc_fh *, struct dentry *); 39 int nfsd_racache_init(int); 40 void nfsd_racache_shutdown(void); 41 int nfsd_cross_mnt(struct svc_rqst *rqstp, struct dentry **dpp, 42 struct svc_export **expp); 43 __be32 nfsd_lookup(struct svc_rqst *, struct svc_fh *, 44 const char *, unsigned int, struct svc_fh *); 45 __be32 nfsd_lookup_dentry(struct svc_rqst *, struct svc_fh *, 46 const char *, unsigned int, 47 struct svc_export **, struct dentry **); 48 __be32 nfsd_setattr(struct svc_rqst *, struct svc_fh *, 49 struct iattr *, int, time_t); 50 int nfsd_mountpoint(struct dentry *, struct svc_export *); 51 #ifdef CONFIG_NFSD_V4 52 __be32 nfsd4_set_nfs4_acl(struct svc_rqst *, struct svc_fh *, 53 struct nfs4_acl *); 54 int nfsd4_get_nfs4_acl(struct svc_rqst *, struct dentry *, struct nfs4_acl **); 55 #endif /* CONFIG_NFSD_V4 */ 56 __be32 nfsd_create(struct svc_rqst *, struct svc_fh *, 57 char *name, int len, struct iattr *attrs, 58 int type, dev_t rdev, struct svc_fh *res); 59 #ifdef CONFIG_NFSD_V3 60 __be32 nfsd_access(struct svc_rqst *, struct svc_fh *, u32 *, u32 *); 61 __be32 do_nfsd_create(struct svc_rqst *, struct svc_fh *, 62 char *name, int len, struct iattr *attrs, 63 struct svc_fh *res, int createmode, 64 u32 *verifier, int *truncp, int *created); 65 __be32 nfsd_commit(struct svc_rqst *, struct svc_fh *, 66 loff_t, unsigned long); 67 #endif /* CONFIG_NFSD_V3 */ 68 __be32 nfsd_open(struct svc_rqst *, struct svc_fh *, int, 69 int, struct file **); 70 void nfsd_close(struct file *); 71 __be32 nfsd_read(struct svc_rqst *, struct svc_fh *, 72 loff_t, struct kvec *, int, unsigned long *); 73 __be32 nfsd_read_file(struct svc_rqst *, struct svc_fh *, struct file *, 74 loff_t, struct kvec *, int, unsigned long *); 75 __be32 nfsd_write(struct svc_rqst *, struct svc_fh *,struct file *, 76 loff_t, struct kvec *,int, unsigned long *, int *); 77 __be32 nfsd_readlink(struct svc_rqst *, struct svc_fh *, 78 char *, int *); 79 __be32 nfsd_symlink(struct svc_rqst *, struct svc_fh *, 80 char *name, int len, char *path, int plen, 81 struct svc_fh *res, struct iattr *); 82 __be32 nfsd_link(struct svc_rqst *, struct svc_fh *, 83 char *, int, struct svc_fh *); 84 __be32 nfsd_rename(struct svc_rqst *, 85 struct svc_fh *, char *, int, 86 struct svc_fh *, char *, int); 87 __be32 nfsd_remove(struct svc_rqst *, 88 struct svc_fh *, char *, int); 89 __be32 nfsd_unlink(struct svc_rqst *, struct svc_fh *, int type, 90 char *name, int len); 91 int nfsd_truncate(struct svc_rqst *, struct svc_fh *, 92 unsigned long size); 93 __be32 nfsd_readdir(struct svc_rqst *, struct svc_fh *, 94 loff_t *, struct readdir_cd *, filldir_t); 95 __be32 nfsd_statfs(struct svc_rqst *, struct svc_fh *, 96 struct kstatfs *, int access); 97 98 int nfsd_notify_change(struct inode *, struct iattr *); 99 __be32 nfsd_permission(struct svc_rqst *, struct svc_export *, 100 struct dentry *, int); 101 int nfsd_sync_dir(struct dentry *dp); 102 103 #if defined(CONFIG_NFSD_V2_ACL) || defined(CONFIG_NFSD_V3_ACL) 104 struct posix_acl *nfsd_get_posix_acl(struct svc_fh *, int); 105 int nfsd_set_posix_acl(struct svc_fh *, int, struct posix_acl *); 106 #endif 107 108 #endif /* LINUX_NFSD_VFS_H */ 109