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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) 1995-1997 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/fs.h> #include <linux/posix_acl.h> #include <linux/mount.h> #include <linux/nfsd/debug.h> #include <linux/nfsd/nfsfh.h> #include <linux/nfsd/export.h> #include <linux/nfsd/stats.h> /* * nfsd version */ #define NFSD_VERSION "0.5" #define NFSD_SUPPORTED_MINOR_VERSION 0 /* * Flags for nfsd_permission */ #define NFSD_MAY_NOP 0 #define NFSD_MAY_EXEC 1 /* == MAY_EXEC */ #define NFSD_MAY_WRITE 2 /* == MAY_WRITE */ #define NFSD_MAY_READ 4 /* == MAY_READ */ #define NFSD_MAY_SATTR 8 #define NFSD_MAY_TRUNC 16 #define NFSD_MAY_LOCK 32 #define NFSD_MAY_OWNER_OVERRIDE 64 #define NFSD_MAY_LOCAL_ACCESS 128 /* IRIX doing local access check on device special file*/ #define NFSD_MAY_BYPASS_GSS_ON_ROOT 256 #define NFSD_MAY_CREATE (NFSD_MAY_EXEC|NFSD_MAY_WRITE) #define NFSD_MAY_REMOVE (NFSD_MAY_EXEC|NFSD_MAY_WRITE|NFSD_MAY_TRUNC) /* * Callback function for readdir */ struct readdir_cd { __be32 err; /* 0, nfserr, or nfserr_eof */ }; typedef int (*nfsd_dirop_t)(struct inode *, struct dentry *, int, int); extern struct svc_program nfsd_program; extern struct svc_version nfsd_version2, nfsd_version3, nfsd_version4; extern struct mutex nfsd_mutex; extern struct svc_serv *nfsd_serv; extern struct seq_operations nfs_exports_op; /* * Function prototypes. */ int nfsd_svc(unsigned short port, int nrservs); int nfsd_dispatch(struct svc_rqst *rqstp, __be32 *statp); int nfsd_nrthreads(void); int nfsd_nrpools(void); int nfsd_get_nrthreads(int n, int *); int nfsd_set_nrthreads(int n, int *); /* nfsd/vfs.c */ int fh_lock_parent(struct svc_fh *, struct dentry *); int nfsd_racache_init(int); void nfsd_racache_shutdown(void); int nfsd_cross_mnt(struct svc_rqst *rqstp, struct dentry **dpp, struct svc_export **expp); __be32 nfsd_lookup(struct svc_rqst *, struct svc_fh *, const char *, unsigned int, struct svc_fh *); __be32 nfsd_lookup_dentry(struct svc_rqst *, struct svc_fh *, const char *, unsigned int, struct svc_export **, struct dentry **); __be32 nfsd_setattr(struct svc_rqst *, struct svc_fh *, struct iattr *, int, time_t); #ifdef CONFIG_NFSD_V4 __be32 nfsd4_set_nfs4_acl(struct svc_rqst *, struct svc_fh *, struct nfs4_acl *); int nfsd4_get_nfs4_acl(struct svc_rqst *, struct dentry *, struct nfs4_acl **); #endif /* CONFIG_NFSD_V4 */ __be32 nfsd_create(struct svc_rqst *, struct svc_fh *, char *name, int len, struct iattr *attrs, int type, dev_t rdev, struct svc_fh *res); #ifdef CONFIG_NFSD_V3 __be32 nfsd_access(struct svc_rqst *, struct svc_fh *, u32 *, u32 *); __be32 nfsd_create_v3(struct svc_rqst *, struct svc_fh *, char *name, int len, struct iattr *attrs, struct svc_fh *res, int createmode, u32 *verifier, int *truncp, int *created); __be32 nfsd_commit(struct svc_rqst *, struct svc_fh *, loff_t, unsigned long); #endif /* CONFIG_NFSD_V3 */ __be32 nfsd_open(struct svc_rqst *, struct svc_fh *, int, int, struct file **); void nfsd_close(struct file *); __be32 nfsd_read(struct svc_rqst *, struct svc_fh *, struct file *, loff_t, struct kvec *, int, unsigned long *); __be32 nfsd_write(struct svc_rqst *, struct svc_fh *,struct file *, loff_t, struct kvec *,int, unsigned long, int *); __be32 nfsd_readlink(struct svc_rqst *, struct svc_fh *, char *, int *); __be32 nfsd_symlink(struct svc_rqst *, struct svc_fh *, char *name, int len, char *path, int plen, struct svc_fh *res, struct iattr *); __be32 nfsd_link(struct svc_rqst *, struct svc_fh *, char *, int, struct svc_fh *); __be32 nfsd_rename(struct svc_rqst *, struct svc_fh *, char *, int, struct svc_fh *, char *, int); __be32 nfsd_remove(struct svc_rqst *, struct svc_fh *, char *, int); __be32 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); __be32 nfsd_readdir(struct svc_rqst *, struct svc_fh *, loff_t *, struct readdir_cd *, filldir_t); __be32 nfsd_statfs(struct svc_rqst *, struct svc_fh *, struct kstatfs *, int access); int nfsd_notify_change(struct inode *, struct iattr *); __be32 nfsd_permission(struct svc_rqst *, struct svc_export *, struct dentry *, int); int nfsd_sync_dir(struct dentry *dp); #if defined(CONFIG_NFSD_V2_ACL) || defined(CONFIG_NFSD_V3_ACL) #ifdef CONFIG_NFSD_V2_ACL extern struct svc_version nfsd_acl_version2; #else #define nfsd_acl_version2 NULL #endif #ifdef CONFIG_NFSD_V3_ACL extern struct svc_version nfsd_acl_version3; #else #define nfsd_acl_version3 NULL #endif struct posix_acl *nfsd_get_posix_acl(struct svc_fh *, int); int nfsd_set_posix_acl(struct svc_fh *, int, struct posix_acl *); #endif enum vers_op {NFSD_SET, NFSD_CLEAR, NFSD_TEST, NFSD_AVAIL }; int nfsd_vers(int vers, enum vers_op change); void nfsd_reset_versions(void); int nfsd_create_serv(void); extern int nfsd_max_blksize; /* * NFSv4 State */ #ifdef CONFIG_NFSD_V4 extern unsigned int max_delegations; int nfs4_state_init(void);


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