nfsd: Move private headers to source directory
Lots of include/linux/nfsd/* headers are only used by nfsd module. Move them to the source directory Signed-off-by: Boaz Harrosh <bharrosh@panasas.com> Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
This commit is contained in:
Boaz Harrosh
committed by
J. Bruce Fields
J. Bruce Fields
parent
68590c382b
commit
9a74af2133
@@ -1,85 +0,0 @@
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/*
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* include/linux/nfsd/cache.h
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*
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* Request reply cache. This was heavily inspired by the
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* implementation in 4.3BSD/4.4BSD.
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*
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* Copyright (C) 1995, 1996 Olaf Kirch <okir@monad.swb.de>
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*/
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#ifndef NFSCACHE_H
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#define NFSCACHE_H
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#include <linux/sunrpc/svc.h>
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/*
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* Representation of a reply cache entry.
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*/
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struct svc_cacherep {
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struct hlist_node c_hash;
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struct list_head c_lru;
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unsigned char c_state, /* unused, inprog, done */
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c_type, /* status, buffer */
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c_secure : 1; /* req came from port < 1024 */
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struct sockaddr_in c_addr;
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__be32 c_xid;
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u32 c_prot;
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u32 c_proc;
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u32 c_vers;
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unsigned long c_timestamp;
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union {
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struct kvec u_vec;
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__be32 u_status;
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} c_u;
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};
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#define c_replvec c_u.u_vec
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#define c_replstat c_u.u_status
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/* cache entry states */
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enum {
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RC_UNUSED,
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RC_INPROG,
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RC_DONE
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};
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/* return values */
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enum {
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RC_DROPIT,
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RC_REPLY,
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RC_DOIT,
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RC_INTR
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};
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/*
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* Cache types.
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* We may want to add more types one day, e.g. for diropres and
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* attrstat replies. Using cache entries with fixed length instead
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* of buffer pointers may be more efficient.
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*/
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enum {
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RC_NOCACHE,
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RC_REPLSTAT,
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RC_REPLBUFF,
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};
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/*
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* If requests are retransmitted within this interval, they're dropped.
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*/
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#define RC_DELAY (HZ/5)
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int nfsd_reply_cache_init(void);
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void nfsd_reply_cache_shutdown(void);
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int nfsd_cache_lookup(struct svc_rqst *, int);
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void nfsd_cache_update(struct svc_rqst *, int, __be32 *);
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#ifdef CONFIG_NFSD_V4
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void nfsd4_set_statp(struct svc_rqst *rqstp, __be32 *statp);
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#else /* CONFIG_NFSD_V4 */
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static inline void nfsd4_set_statp(struct svc_rqst *rqstp, __be32 *statp)
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{
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}
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#endif /* CONFIG_NFSD_V4 */
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#endif /* NFSCACHE_H */
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@@ -1,335 +0,0 @@
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/*
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* linux/include/linux/nfsd/nfsd.h
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*
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* Hodge-podge collection of knfsd-related stuff.
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* I will sort this out later.
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*
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* Copyright (C) 1995-1997 Olaf Kirch <okir@monad.swb.de>
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*/
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#ifndef LINUX_NFSD_NFSD_H
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#define LINUX_NFSD_NFSD_H
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#include <linux/types.h>
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#include <linux/mount.h>
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#include <linux/nfsd/debug.h>
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#include <linux/nfsd/export.h>
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#include <linux/nfsd/stats.h>
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/*
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* nfsd version
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*/
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#define NFSD_SUPPORTED_MINOR_VERSION 1
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struct readdir_cd {
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__be32 err; /* 0, nfserr, or nfserr_eof */
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};
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extern struct svc_program nfsd_program;
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extern struct svc_version nfsd_version2, nfsd_version3,
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nfsd_version4;
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extern u32 nfsd_supported_minorversion;
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extern struct mutex nfsd_mutex;
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extern struct svc_serv *nfsd_serv;
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extern spinlock_t nfsd_drc_lock;
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extern unsigned int nfsd_drc_max_mem;
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extern unsigned int nfsd_drc_mem_used;
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extern const struct seq_operations nfs_exports_op;
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/*
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* Function prototypes.
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*/
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int nfsd_svc(unsigned short port, int nrservs);
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int nfsd_dispatch(struct svc_rqst *rqstp, __be32 *statp);
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int nfsd_nrthreads(void);
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int nfsd_nrpools(void);
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int nfsd_get_nrthreads(int n, int *);
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int nfsd_set_nrthreads(int n, int *);
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#if defined(CONFIG_NFSD_V2_ACL) || defined(CONFIG_NFSD_V3_ACL)
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#ifdef CONFIG_NFSD_V2_ACL
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extern struct svc_version nfsd_acl_version2;
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#else
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#define nfsd_acl_version2 NULL
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#endif
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#ifdef CONFIG_NFSD_V3_ACL
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extern struct svc_version nfsd_acl_version3;
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#else
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#define nfsd_acl_version3 NULL
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#endif
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#endif
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enum vers_op {NFSD_SET, NFSD_CLEAR, NFSD_TEST, NFSD_AVAIL };
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int nfsd_vers(int vers, enum vers_op change);
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int nfsd_minorversion(u32 minorversion, enum vers_op change);
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void nfsd_reset_versions(void);
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int nfsd_create_serv(void);
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extern int nfsd_max_blksize;
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/*
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* NFSv4 State
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*/
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#ifdef CONFIG_NFSD_V4
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extern unsigned int max_delegations;
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int nfs4_state_init(void);
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void nfsd4_free_slabs(void);
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int nfs4_state_start(void);
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void nfs4_state_shutdown(void);
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time_t nfs4_lease_time(void);
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void nfs4_reset_lease(time_t leasetime);
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int nfs4_reset_recoverydir(char *recdir);
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#else
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static inline int nfs4_state_init(void) { return 0; }
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static inline void nfsd4_free_slabs(void) { }
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static inline int nfs4_state_start(void) { return 0; }
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static inline void nfs4_state_shutdown(void) { }
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static inline time_t nfs4_lease_time(void) { return 0; }
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static inline void nfs4_reset_lease(time_t leasetime) { }
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static inline int nfs4_reset_recoverydir(char *recdir) { return 0; }
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#endif
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/*
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* lockd binding
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*/
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void nfsd_lockd_init(void);
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void nfsd_lockd_shutdown(void);
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/*
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* These macros provide pre-xdr'ed values for faster operation.
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*/
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#define nfs_ok cpu_to_be32(NFS_OK)
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#define nfserr_perm cpu_to_be32(NFSERR_PERM)
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#define nfserr_noent cpu_to_be32(NFSERR_NOENT)
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#define nfserr_io cpu_to_be32(NFSERR_IO)
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#define nfserr_nxio cpu_to_be32(NFSERR_NXIO)
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#define nfserr_eagain cpu_to_be32(NFSERR_EAGAIN)
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#define nfserr_acces cpu_to_be32(NFSERR_ACCES)
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#define nfserr_exist cpu_to_be32(NFSERR_EXIST)
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#define nfserr_xdev cpu_to_be32(NFSERR_XDEV)
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#define nfserr_nodev cpu_to_be32(NFSERR_NODEV)
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#define nfserr_notdir cpu_to_be32(NFSERR_NOTDIR)
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#define nfserr_isdir cpu_to_be32(NFSERR_ISDIR)
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#define nfserr_inval cpu_to_be32(NFSERR_INVAL)
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#define nfserr_fbig cpu_to_be32(NFSERR_FBIG)
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#define nfserr_nospc cpu_to_be32(NFSERR_NOSPC)
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#define nfserr_rofs cpu_to_be32(NFSERR_ROFS)
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#define nfserr_mlink cpu_to_be32(NFSERR_MLINK)
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#define nfserr_opnotsupp cpu_to_be32(NFSERR_OPNOTSUPP)
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#define nfserr_nametoolong cpu_to_be32(NFSERR_NAMETOOLONG)
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#define nfserr_notempty cpu_to_be32(NFSERR_NOTEMPTY)
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#define nfserr_dquot cpu_to_be32(NFSERR_DQUOT)
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#define nfserr_stale cpu_to_be32(NFSERR_STALE)
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#define nfserr_remote cpu_to_be32(NFSERR_REMOTE)
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#define nfserr_wflush cpu_to_be32(NFSERR_WFLUSH)
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#define nfserr_badhandle cpu_to_be32(NFSERR_BADHANDLE)
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#define nfserr_notsync cpu_to_be32(NFSERR_NOT_SYNC)
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#define nfserr_badcookie cpu_to_be32(NFSERR_BAD_COOKIE)
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#define nfserr_notsupp cpu_to_be32(NFSERR_NOTSUPP)
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#define nfserr_toosmall cpu_to_be32(NFSERR_TOOSMALL)
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#define nfserr_serverfault cpu_to_be32(NFSERR_SERVERFAULT)
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#define nfserr_badtype cpu_to_be32(NFSERR_BADTYPE)
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#define nfserr_jukebox cpu_to_be32(NFSERR_JUKEBOX)
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#define nfserr_denied cpu_to_be32(NFSERR_DENIED)
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#define nfserr_deadlock cpu_to_be32(NFSERR_DEADLOCK)
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#define nfserr_expired cpu_to_be32(NFSERR_EXPIRED)
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#define nfserr_bad_cookie cpu_to_be32(NFSERR_BAD_COOKIE)
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#define nfserr_same cpu_to_be32(NFSERR_SAME)
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#define nfserr_clid_inuse cpu_to_be32(NFSERR_CLID_INUSE)
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#define nfserr_stale_clientid cpu_to_be32(NFSERR_STALE_CLIENTID)
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#define nfserr_resource cpu_to_be32(NFSERR_RESOURCE)
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#define nfserr_moved cpu_to_be32(NFSERR_MOVED)
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#define nfserr_nofilehandle cpu_to_be32(NFSERR_NOFILEHANDLE)
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#define nfserr_minor_vers_mismatch cpu_to_be32(NFSERR_MINOR_VERS_MISMATCH)
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#define nfserr_share_denied cpu_to_be32(NFSERR_SHARE_DENIED)
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#define nfserr_stale_stateid cpu_to_be32(NFSERR_STALE_STATEID)
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#define nfserr_old_stateid cpu_to_be32(NFSERR_OLD_STATEID)
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#define nfserr_bad_stateid cpu_to_be32(NFSERR_BAD_STATEID)
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#define nfserr_bad_seqid cpu_to_be32(NFSERR_BAD_SEQID)
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#define nfserr_symlink cpu_to_be32(NFSERR_SYMLINK)
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#define nfserr_not_same cpu_to_be32(NFSERR_NOT_SAME)
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#define nfserr_restorefh cpu_to_be32(NFSERR_RESTOREFH)
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#define nfserr_attrnotsupp cpu_to_be32(NFSERR_ATTRNOTSUPP)
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#define nfserr_bad_xdr cpu_to_be32(NFSERR_BAD_XDR)
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#define nfserr_openmode cpu_to_be32(NFSERR_OPENMODE)
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#define nfserr_locks_held cpu_to_be32(NFSERR_LOCKS_HELD)
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#define nfserr_op_illegal cpu_to_be32(NFSERR_OP_ILLEGAL)
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#define nfserr_grace cpu_to_be32(NFSERR_GRACE)
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#define nfserr_no_grace cpu_to_be32(NFSERR_NO_GRACE)
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#define nfserr_reclaim_bad cpu_to_be32(NFSERR_RECLAIM_BAD)
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#define nfserr_badname cpu_to_be32(NFSERR_BADNAME)
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#define nfserr_cb_path_down cpu_to_be32(NFSERR_CB_PATH_DOWN)
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#define nfserr_locked cpu_to_be32(NFSERR_LOCKED)
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#define nfserr_wrongsec cpu_to_be32(NFSERR_WRONGSEC)
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#define nfserr_badiomode cpu_to_be32(NFS4ERR_BADIOMODE)
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#define nfserr_badlayout cpu_to_be32(NFS4ERR_BADLAYOUT)
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#define nfserr_bad_session_digest cpu_to_be32(NFS4ERR_BAD_SESSION_DIGEST)
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#define nfserr_badsession cpu_to_be32(NFS4ERR_BADSESSION)
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#define nfserr_badslot cpu_to_be32(NFS4ERR_BADSLOT)
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#define nfserr_complete_already cpu_to_be32(NFS4ERR_COMPLETE_ALREADY)
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#define nfserr_conn_not_bound_to_session cpu_to_be32(NFS4ERR_CONN_NOT_BOUND_TO_SESSION)
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#define nfserr_deleg_already_wanted cpu_to_be32(NFS4ERR_DELEG_ALREADY_WANTED)
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#define nfserr_back_chan_busy cpu_to_be32(NFS4ERR_BACK_CHAN_BUSY)
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#define nfserr_layouttrylater cpu_to_be32(NFS4ERR_LAYOUTTRYLATER)
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#define nfserr_layoutunavailable cpu_to_be32(NFS4ERR_LAYOUTUNAVAILABLE)
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#define nfserr_nomatching_layout cpu_to_be32(NFS4ERR_NOMATCHING_LAYOUT)
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#define nfserr_recallconflict cpu_to_be32(NFS4ERR_RECALLCONFLICT)
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#define nfserr_unknown_layouttype cpu_to_be32(NFS4ERR_UNKNOWN_LAYOUTTYPE)
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#define nfserr_seq_misordered cpu_to_be32(NFS4ERR_SEQ_MISORDERED)
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#define nfserr_sequence_pos cpu_to_be32(NFS4ERR_SEQUENCE_POS)
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#define nfserr_req_too_big cpu_to_be32(NFS4ERR_REQ_TOO_BIG)
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#define nfserr_rep_too_big cpu_to_be32(NFS4ERR_REP_TOO_BIG)
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#define nfserr_rep_too_big_to_cache cpu_to_be32(NFS4ERR_REP_TOO_BIG_TO_CACHE)
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#define nfserr_retry_uncached_rep cpu_to_be32(NFS4ERR_RETRY_UNCACHED_REP)
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#define nfserr_unsafe_compound cpu_to_be32(NFS4ERR_UNSAFE_COMPOUND)
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#define nfserr_too_many_ops cpu_to_be32(NFS4ERR_TOO_MANY_OPS)
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#define nfserr_op_not_in_session cpu_to_be32(NFS4ERR_OP_NOT_IN_SESSION)
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#define nfserr_hash_alg_unsupp cpu_to_be32(NFS4ERR_HASH_ALG_UNSUPP)
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#define nfserr_clientid_busy cpu_to_be32(NFS4ERR_CLIENTID_BUSY)
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#define nfserr_pnfs_io_hole cpu_to_be32(NFS4ERR_PNFS_IO_HOLE)
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#define nfserr_seq_false_retry cpu_to_be32(NFS4ERR_SEQ_FALSE_RETRY)
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#define nfserr_bad_high_slot cpu_to_be32(NFS4ERR_BAD_HIGH_SLOT)
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#define nfserr_deadsession cpu_to_be32(NFS4ERR_DEADSESSION)
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#define nfserr_encr_alg_unsupp cpu_to_be32(NFS4ERR_ENCR_ALG_UNSUPP)
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#define nfserr_pnfs_no_layout cpu_to_be32(NFS4ERR_PNFS_NO_LAYOUT)
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#define nfserr_not_only_op cpu_to_be32(NFS4ERR_NOT_ONLY_OP)
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#define nfserr_wrong_cred cpu_to_be32(NFS4ERR_WRONG_CRED)
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#define nfserr_wrong_type cpu_to_be32(NFS4ERR_WRONG_TYPE)
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#define nfserr_dirdeleg_unavail cpu_to_be32(NFS4ERR_DIRDELEG_UNAVAIL)
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#define nfserr_reject_deleg cpu_to_be32(NFS4ERR_REJECT_DELEG)
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#define nfserr_returnconflict cpu_to_be32(NFS4ERR_RETURNCONFLICT)
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#define nfserr_deleg_revoked cpu_to_be32(NFS4ERR_DELEG_REVOKED)
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/* error codes for internal use */
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/* if a request fails due to kmalloc failure, it gets dropped.
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* Client should resend eventually
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*/
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#define nfserr_dropit cpu_to_be32(30000)
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/* end-of-file indicator in readdir */
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#define nfserr_eof cpu_to_be32(30001)
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/* replay detected */
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#define nfserr_replay_me cpu_to_be32(11001)
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/* nfs41 replay detected */
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#define nfserr_replay_cache cpu_to_be32(11002)
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/* Check for dir entries '.' and '..' */
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#define isdotent(n, l) (l < 3 && n[0] == '.' && (l == 1 || n[1] == '.'))
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/*
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* Time of server startup
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*/
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extern struct timeval nfssvc_boot;
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#ifdef CONFIG_NFSD_V4
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/* before processing a COMPOUND operation, we have to check that there
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* is enough space in the buffer for XDR encode to succeed. otherwise,
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* we might process an operation with side effects, and be unable to
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* tell the client that the operation succeeded.
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*
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* COMPOUND_SLACK_SPACE - this is the minimum bytes of buffer space
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* needed to encode an "ordinary" _successful_ operation. (GETATTR,
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* READ, READDIR, and READLINK have their own buffer checks.) if we
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* fall below this level, we fail the next operation with NFS4ERR_RESOURCE.
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*
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* COMPOUND_ERR_SLACK_SPACE - this is the minimum bytes of buffer space
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* needed to encode an operation which has failed with NFS4ERR_RESOURCE.
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* care is taken to ensure that we never fall below this level for any
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* reason.
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*/
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#define COMPOUND_SLACK_SPACE 140 /* OP_GETFH */
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#define COMPOUND_ERR_SLACK_SPACE 12 /* OP_SETATTR */
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#define NFSD_LEASE_TIME (nfs4_lease_time())
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#define NFSD_LAUNDROMAT_MINTIMEOUT 10 /* seconds */
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/*
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* The following attributes are currently not supported by the NFSv4 server:
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* ARCHIVE (deprecated anyway)
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* HIDDEN (unlikely to be supported any time soon)
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* MIMETYPE (unlikely to be supported any time soon)
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* QUOTA_* (will be supported in a forthcoming patch)
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* SYSTEM (unlikely to be supported any time soon)
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* TIME_BACKUP (unlikely to be supported any time soon)
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* TIME_CREATE (unlikely to be supported any time soon)
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*/
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#define NFSD4_SUPPORTED_ATTRS_WORD0 \
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(FATTR4_WORD0_SUPPORTED_ATTRS | FATTR4_WORD0_TYPE | FATTR4_WORD0_FH_EXPIRE_TYPE \
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| FATTR4_WORD0_CHANGE | FATTR4_WORD0_SIZE | FATTR4_WORD0_LINK_SUPPORT \
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| FATTR4_WORD0_SYMLINK_SUPPORT | FATTR4_WORD0_NAMED_ATTR | FATTR4_WORD0_FSID \
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| FATTR4_WORD0_UNIQUE_HANDLES | FATTR4_WORD0_LEASE_TIME | FATTR4_WORD0_RDATTR_ERROR \
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| FATTR4_WORD0_ACLSUPPORT | FATTR4_WORD0_CANSETTIME | FATTR4_WORD0_CASE_INSENSITIVE \
|
||||
| FATTR4_WORD0_CASE_PRESERVING | FATTR4_WORD0_CHOWN_RESTRICTED \
|
||||
| FATTR4_WORD0_FILEHANDLE | FATTR4_WORD0_FILEID | FATTR4_WORD0_FILES_AVAIL \
|
||||
| FATTR4_WORD0_FILES_FREE | FATTR4_WORD0_FILES_TOTAL | FATTR4_WORD0_FS_LOCATIONS | FATTR4_WORD0_HOMOGENEOUS \
|
||||
| FATTR4_WORD0_MAXFILESIZE | FATTR4_WORD0_MAXLINK | FATTR4_WORD0_MAXNAME \
|
||||
| FATTR4_WORD0_MAXREAD | FATTR4_WORD0_MAXWRITE | FATTR4_WORD0_ACL)
|
||||
|
||||
#define NFSD4_SUPPORTED_ATTRS_WORD1 \
|
||||
(FATTR4_WORD1_MODE | FATTR4_WORD1_NO_TRUNC | FATTR4_WORD1_NUMLINKS \
|
||||
| FATTR4_WORD1_OWNER | FATTR4_WORD1_OWNER_GROUP | FATTR4_WORD1_RAWDEV \
|
||||
| FATTR4_WORD1_SPACE_AVAIL | FATTR4_WORD1_SPACE_FREE | FATTR4_WORD1_SPACE_TOTAL \
|
||||
| FATTR4_WORD1_SPACE_USED | FATTR4_WORD1_TIME_ACCESS | FATTR4_WORD1_TIME_ACCESS_SET \
|
||||
| FATTR4_WORD1_TIME_DELTA | FATTR4_WORD1_TIME_METADATA \
|
||||
| FATTR4_WORD1_TIME_MODIFY | FATTR4_WORD1_TIME_MODIFY_SET | FATTR4_WORD1_MOUNTED_ON_FILEID)
|
||||
|
||||
#define NFSD4_SUPPORTED_ATTRS_WORD2 0
|
||||
|
||||
#define NFSD4_1_SUPPORTED_ATTRS_WORD0 \
|
||||
NFSD4_SUPPORTED_ATTRS_WORD0
|
||||
|
||||
#define NFSD4_1_SUPPORTED_ATTRS_WORD1 \
|
||||
NFSD4_SUPPORTED_ATTRS_WORD1
|
||||
|
||||
#define NFSD4_1_SUPPORTED_ATTRS_WORD2 \
|
||||
(NFSD4_SUPPORTED_ATTRS_WORD2 | FATTR4_WORD2_SUPPATTR_EXCLCREAT)
|
||||
|
||||
static inline u32 nfsd_suppattrs0(u32 minorversion)
|
||||
{
|
||||
return minorversion ? NFSD4_1_SUPPORTED_ATTRS_WORD0
|
||||
: NFSD4_SUPPORTED_ATTRS_WORD0;
|
||||
}
|
||||
|
||||
static inline u32 nfsd_suppattrs1(u32 minorversion)
|
||||
{
|
||||
return minorversion ? NFSD4_1_SUPPORTED_ATTRS_WORD1
|
||||
: NFSD4_SUPPORTED_ATTRS_WORD1;
|
||||
}
|
||||
|
||||
static inline u32 nfsd_suppattrs2(u32 minorversion)
|
||||
{
|
||||
return minorversion ? NFSD4_1_SUPPORTED_ATTRS_WORD2
|
||||
: NFSD4_SUPPORTED_ATTRS_WORD2;
|
||||
}
|
||||
|
||||
/* These will return ERR_INVAL if specified in GETATTR or READDIR. */
|
||||
#define NFSD_WRITEONLY_ATTRS_WORD1 \
|
||||
(FATTR4_WORD1_TIME_ACCESS_SET | FATTR4_WORD1_TIME_MODIFY_SET)
|
||||
|
||||
/* These are the only attrs allowed in CREATE/OPEN/SETATTR. */
|
||||
#define NFSD_WRITEABLE_ATTRS_WORD0 \
|
||||
(FATTR4_WORD0_SIZE | FATTR4_WORD0_ACL )
|
||||
#define NFSD_WRITEABLE_ATTRS_WORD1 \
|
||||
(FATTR4_WORD1_MODE | FATTR4_WORD1_OWNER | FATTR4_WORD1_OWNER_GROUP \
|
||||
| FATTR4_WORD1_TIME_ACCESS_SET | FATTR4_WORD1_TIME_MODIFY_SET)
|
||||
#define NFSD_WRITEABLE_ATTRS_WORD2 0
|
||||
|
||||
#define NFSD_SUPPATTR_EXCLCREAT_WORD0 \
|
||||
NFSD_WRITEABLE_ATTRS_WORD0
|
||||
/*
|
||||
* we currently store the exclusive create verifier in the v_{a,m}time
|
||||
* attributes so the client can't set these at create time using EXCLUSIVE4_1
|
||||
*/
|
||||
#define NFSD_SUPPATTR_EXCLCREAT_WORD1 \
|
||||
(NFSD_WRITEABLE_ATTRS_WORD1 & \
|
||||
~(FATTR4_WORD1_TIME_ACCESS_SET | FATTR4_WORD1_TIME_MODIFY_SET))
|
||||
#define NFSD_SUPPATTR_EXCLCREAT_WORD2 \
|
||||
NFSD_WRITEABLE_ATTRS_WORD2
|
||||
|
||||
#endif /* CONFIG_NFSD_V4 */
|
||||
|
||||
#endif /* LINUX_NFSD_NFSD_H */
|
||||
@@ -1,409 +0,0 @@
|
||||
/*
|
||||
* linux/include/nfsd/state.h
|
||||
*
|
||||
* Copyright (c) 2001 The Regents of the University of Michigan.
|
||||
* All rights reserved.
|
||||
*
|
||||
* Kendrick Smith <kmsmith@umich.edu>
|
||||
* Andy Adamson <andros@umich.edu>
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* 3. Neither the name of the University nor the names of its
|
||||
* contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
|
||||
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
||||
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
||||
* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||||
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||||
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
|
||||
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*
|
||||
*/
|
||||
|
||||
#ifndef _NFSD4_STATE_H
|
||||
#define _NFSD4_STATE_H
|
||||
|
||||
#include <linux/nfsd/nfsfh.h>
|
||||
|
||||
typedef struct {
|
||||
u32 cl_boot;
|
||||
u32 cl_id;
|
||||
} clientid_t;
|
||||
|
||||
typedef struct {
|
||||
u32 so_boot;
|
||||
u32 so_stateownerid;
|
||||
u32 so_fileid;
|
||||
} stateid_opaque_t;
|
||||
|
||||
typedef struct {
|
||||
u32 si_generation;
|
||||
stateid_opaque_t si_opaque;
|
||||
} stateid_t;
|
||||
#define si_boot si_opaque.so_boot
|
||||
#define si_stateownerid si_opaque.so_stateownerid
|
||||
#define si_fileid si_opaque.so_fileid
|
||||
|
||||
#define STATEID_FMT "(%08x/%08x/%08x/%08x)"
|
||||
#define STATEID_VAL(s) \
|
||||
(s)->si_boot, \
|
||||
(s)->si_stateownerid, \
|
||||
(s)->si_fileid, \
|
||||
(s)->si_generation
|
||||
|
||||
struct nfsd4_cb_sequence {
|
||||
/* args/res */
|
||||
u32 cbs_minorversion;
|
||||
struct nfs4_client *cbs_clp;
|
||||
};
|
||||
|
||||
struct nfs4_delegation {
|
||||
struct list_head dl_perfile;
|
||||
struct list_head dl_perclnt;
|
||||
struct list_head dl_recall_lru; /* delegation recalled */
|
||||
atomic_t dl_count; /* ref count */
|
||||
struct nfs4_client *dl_client;
|
||||
struct nfs4_file *dl_file;
|
||||
struct file_lock *dl_flock;
|
||||
struct file *dl_vfs_file;
|
||||
u32 dl_type;
|
||||
time_t dl_time;
|
||||
/* For recall: */
|
||||
u32 dl_ident;
|
||||
stateid_t dl_stateid;
|
||||
struct knfsd_fh dl_fh;
|
||||
int dl_retries;
|
||||
};
|
||||
|
||||
/* client delegation callback info */
|
||||
struct nfs4_cb_conn {
|
||||
/* SETCLIENTID info */
|
||||
struct sockaddr_storage cb_addr;
|
||||
size_t cb_addrlen;
|
||||
u32 cb_prog;
|
||||
u32 cb_minorversion;
|
||||
u32 cb_ident; /* minorversion 0 only */
|
||||
/* RPC client info */
|
||||
atomic_t cb_set; /* successful CB_NULL call */
|
||||
struct rpc_clnt * cb_client;
|
||||
};
|
||||
|
||||
/* Maximum number of slots per session. 160 is useful for long haul TCP */
|
||||
#define NFSD_MAX_SLOTS_PER_SESSION 160
|
||||
/* Maximum number of operations per session compound */
|
||||
#define NFSD_MAX_OPS_PER_COMPOUND 16
|
||||
/* Maximum session per slot cache size */
|
||||
#define NFSD_SLOT_CACHE_SIZE 1024
|
||||
/* Maximum number of NFSD_SLOT_CACHE_SIZE slots per session */
|
||||
#define NFSD_CACHE_SIZE_SLOTS_PER_SESSION 32
|
||||
#define NFSD_MAX_MEM_PER_SESSION \
|
||||
(NFSD_CACHE_SIZE_SLOTS_PER_SESSION * NFSD_SLOT_CACHE_SIZE)
|
||||
|
||||
struct nfsd4_slot {
|
||||
bool sl_inuse;
|
||||
bool sl_cachethis;
|
||||
u16 sl_opcnt;
|
||||
u32 sl_seqid;
|
||||
__be32 sl_status;
|
||||
u32 sl_datalen;
|
||||
char sl_data[];
|
||||
};
|
||||
|
||||
struct nfsd4_channel_attrs {
|
||||
u32 headerpadsz;
|
||||
u32 maxreq_sz;
|
||||
u32 maxresp_sz;
|
||||
u32 maxresp_cached;
|
||||
u32 maxops;
|
||||
u32 maxreqs;
|
||||
u32 nr_rdma_attrs;
|
||||
u32 rdma_attrs;
|
||||
};
|
||||
|
||||
struct nfsd4_create_session {
|
||||
clientid_t clientid;
|
||||
struct nfs4_sessionid sessionid;
|
||||
u32 seqid;
|
||||
u32 flags;
|
||||
struct nfsd4_channel_attrs fore_channel;
|
||||
struct nfsd4_channel_attrs back_channel;
|
||||
u32 callback_prog;
|
||||
u32 uid;
|
||||
u32 gid;
|
||||
};
|
||||
|
||||
/* The single slot clientid cache structure */
|
||||
struct nfsd4_clid_slot {
|
||||
u32 sl_seqid;
|
||||
__be32 sl_status;
|
||||
struct nfsd4_create_session sl_cr_ses;
|
||||
};
|
||||
|
||||
struct nfsd4_session {
|
||||
struct kref se_ref;
|
||||
struct list_head se_hash; /* hash by sessionid */
|
||||
struct list_head se_perclnt;
|
||||
u32 se_flags;
|
||||
struct nfs4_client *se_client; /* for expire_client */
|
||||
struct nfs4_sessionid se_sessionid;
|
||||
struct nfsd4_channel_attrs se_fchannel;
|
||||
struct nfsd4_channel_attrs se_bchannel;
|
||||
struct nfsd4_slot *se_slots[]; /* forward channel slots */
|
||||
};
|
||||
|
||||
static inline void
|
||||
nfsd4_put_session(struct nfsd4_session *ses)
|
||||
{
|
||||
extern void free_session(struct kref *kref);
|
||||
kref_put(&ses->se_ref, free_session);
|
||||
}
|
||||
|
||||
static inline void
|
||||
nfsd4_get_session(struct nfsd4_session *ses)
|
||||
{
|
||||
kref_get(&ses->se_ref);
|
||||
}
|
||||
|
||||
/* formatted contents of nfs4_sessionid */
|
||||
struct nfsd4_sessionid {
|
||||
clientid_t clientid;
|
||||
u32 sequence;
|
||||
u32 reserved;
|
||||
};
|
||||
|
||||
#define HEXDIR_LEN 33 /* hex version of 16 byte md5 of cl_name plus '\0' */
|
||||
|
||||
/*
|
||||
* struct nfs4_client - one per client. Clientids live here.
|
||||
* o Each nfs4_client is hashed by clientid.
|
||||
*
|
||||
* o Each nfs4_clients is also hashed by name
|
||||
* (the opaque quantity initially sent by the client to identify itself).
|
||||
*
|
||||
* o cl_perclient list is used to ensure no dangling stateowner references
|
||||
* when we expire the nfs4_client
|
||||
*/
|
||||
struct nfs4_client {
|
||||
struct list_head cl_idhash; /* hash by cl_clientid.id */
|
||||
struct list_head cl_strhash; /* hash by cl_name */
|
||||
struct list_head cl_openowners;
|
||||
struct list_head cl_delegations;
|
||||
struct list_head cl_lru; /* tail queue */
|
||||
struct xdr_netobj cl_name; /* id generated by client */
|
||||
char cl_recdir[HEXDIR_LEN]; /* recovery dir */
|
||||
nfs4_verifier cl_verifier; /* generated by client */
|
||||
time_t cl_time; /* time of last lease renewal */
|
||||
struct sockaddr_storage cl_addr; /* client ipaddress */
|
||||
u32 cl_flavor; /* setclientid pseudoflavor */
|
||||
char *cl_principal; /* setclientid principal name */
|
||||
struct svc_cred cl_cred; /* setclientid principal */
|
||||
clientid_t cl_clientid; /* generated by server */
|
||||
nfs4_verifier cl_confirm; /* generated by server */
|
||||
struct nfs4_cb_conn cl_cb_conn; /* callback info */
|
||||
atomic_t cl_count; /* ref count */
|
||||
u32 cl_firststate; /* recovery dir creation */
|
||||
|
||||
/* for nfs41 */
|
||||
struct list_head cl_sessions;
|
||||
struct nfsd4_clid_slot cl_cs_slot; /* create_session slot */
|
||||
u32 cl_exchange_flags;
|
||||
struct nfs4_sessionid cl_sessionid;
|
||||
|
||||
/* for nfs41 callbacks */
|
||||
/* We currently support a single back channel with a single slot */
|
||||
unsigned long cl_cb_slot_busy;
|
||||
u32 cl_cb_seq_nr;
|
||||
struct svc_xprt *cl_cb_xprt; /* 4.1 callback transport */
|
||||
struct rpc_wait_queue cl_cb_waitq; /* backchannel callers may */
|
||||
/* wait here for slots */
|
||||
};
|
||||
|
||||
/* struct nfs4_client_reset
|
||||
* one per old client. Populates reset_str_hashtbl. Filled from conf_id_hashtbl
|
||||
* upon lease reset, or from upcall to state_daemon (to read in state
|
||||
* from non-volitile storage) upon reboot.
|
||||
*/
|
||||
struct nfs4_client_reclaim {
|
||||
struct list_head cr_strhash; /* hash by cr_name */
|
||||
char cr_recdir[HEXDIR_LEN]; /* recover dir */
|
||||
};
|
||||
|
||||
static inline void
|
||||
update_stateid(stateid_t *stateid)
|
||||
{
|
||||
stateid->si_generation++;
|
||||
}
|
||||
|
||||
/* A reasonable value for REPLAY_ISIZE was estimated as follows:
|
||||
* The OPEN response, typically the largest, requires
|
||||
* 4(status) + 8(stateid) + 20(changeinfo) + 4(rflags) + 8(verifier) +
|
||||
* 4(deleg. type) + 8(deleg. stateid) + 4(deleg. recall flag) +
|
||||
* 20(deleg. space limit) + ~32(deleg. ace) = 112 bytes
|
||||
*/
|
||||
|
||||
#define NFSD4_REPLAY_ISIZE 112
|
||||
|
||||
/*
|
||||
* Replay buffer, where the result of the last seqid-mutating operation
|
||||
* is cached.
|
||||
*/
|
||||
struct nfs4_replay {
|
||||
__be32 rp_status;
|
||||
unsigned int rp_buflen;
|
||||
char *rp_buf;
|
||||
unsigned intrp_allocated;
|
||||
struct knfsd_fh rp_openfh;
|
||||
char rp_ibuf[NFSD4_REPLAY_ISIZE];
|
||||
};
|
||||
|
||||
/*
|
||||
* nfs4_stateowner can either be an open_owner, or a lock_owner
|
||||
*
|
||||
* so_idhash: stateid_hashtbl[] for open owner, lockstateid_hashtbl[]
|
||||
* for lock_owner
|
||||
* so_strhash: ownerstr_hashtbl[] for open_owner, lock_ownerstr_hashtbl[]
|
||||
* for lock_owner
|
||||
* so_perclient: nfs4_client->cl_perclient entry - used when nfs4_client
|
||||
* struct is reaped.
|
||||
* so_perfilestate: heads the list of nfs4_stateid (either open or lock)
|
||||
* and is used to ensure no dangling nfs4_stateid references when we
|
||||
* release a stateowner.
|
||||
* so_perlockowner: (open) nfs4_stateid->st_perlockowner entry - used when
|
||||
* close is called to reap associated byte-range locks
|
||||
* so_close_lru: (open) stateowner is placed on this list instead of being
|
||||
* reaped (when so_perfilestate is empty) to hold the last close replay.
|
||||
* reaped by laundramat thread after lease period.
|
||||
*/
|
||||
struct nfs4_stateowner {
|
||||
struct kref so_ref;
|
||||
struct list_head so_idhash; /* hash by so_id */
|
||||
struct list_head so_strhash; /* hash by op_name */
|
||||
struct list_head so_perclient;
|
||||
struct list_head so_stateids;
|
||||
struct list_head so_perstateid; /* for lockowners only */
|
||||
struct list_head so_close_lru; /* tail queue */
|
||||
time_t so_time; /* time of placement on so_close_lru */
|
||||
int so_is_open_owner; /* 1=openowner,0=lockowner */
|
||||
u32 so_id;
|
||||
struct nfs4_client * so_client;
|
||||
/* after increment in ENCODE_SEQID_OP_TAIL, represents the next
|
||||
* sequence id expected from the client: */
|
||||
u32 so_seqid;
|
||||
struct xdr_netobj so_owner; /* open owner name */
|
||||
int so_confirmed; /* successful OPEN_CONFIRM? */
|
||||
struct nfs4_replay so_replay;
|
||||
};
|
||||
|
||||
/*
|
||||
* nfs4_file: a file opened by some number of (open) nfs4_stateowners.
|
||||
* o fi_perfile list is used to search for conflicting
|
||||
* share_acces, share_deny on the file.
|
||||
*/
|
||||
struct nfs4_file {
|
||||
atomic_t fi_ref;
|
||||
struct list_head fi_hash; /* hash by "struct inode *" */
|
||||
struct list_head fi_stateids;
|
||||
struct list_head fi_delegations;
|
||||
struct inode *fi_inode;
|
||||
u32 fi_id; /* used with stateowner->so_id
|
||||
* for stateid_hashtbl hash */
|
||||
bool fi_had_conflict;
|
||||
};
|
||||
|
||||
/*
|
||||
* nfs4_stateid can either be an open stateid or (eventually) a lock stateid
|
||||
*
|
||||
* (open)nfs4_stateid: one per (open)nfs4_stateowner, nfs4_file
|
||||
*
|
||||
* st_hash: stateid_hashtbl[] entry or lockstateid_hashtbl entry
|
||||
* st_perfile: file_hashtbl[] entry.
|
||||
* st_perfile_state: nfs4_stateowner->so_perfilestate
|
||||
* st_perlockowner: (open stateid) list of lock nfs4_stateowners
|
||||
* st_access_bmap: used only for open stateid
|
||||
* st_deny_bmap: used only for open stateid
|
||||
* st_openstp: open stateid lock stateid was derived from
|
||||
*
|
||||
* XXX: open stateids and lock stateids have diverged sufficiently that
|
||||
* we should consider defining separate structs for the two cases.
|
||||
*/
|
||||
|
||||
struct nfs4_stateid {
|
||||
struct list_head st_hash;
|
||||
struct list_head st_perfile;
|
||||
struct list_head st_perstateowner;
|
||||
struct list_head st_lockowners;
|
||||
struct nfs4_stateowner * st_stateowner;
|
||||
struct nfs4_file * st_file;
|
||||
stateid_t st_stateid;
|
||||
struct file * st_vfs_file;
|
||||
unsigned long st_access_bmap;
|
||||
unsigned long st_deny_bmap;
|
||||
struct nfs4_stateid * st_openstp;
|
||||
};
|
||||
|
||||
/* flags for preprocess_seqid_op() */
|
||||
#define HAS_SESSION 0x00000001
|
||||
#define CONFIRM 0x00000002
|
||||
#define OPEN_STATE 0x00000004
|
||||
#define LOCK_STATE 0x00000008
|
||||
#define RD_STATE 0x00000010
|
||||
#define WR_STATE 0x00000020
|
||||
#define CLOSE_STATE 0x00000040
|
||||
|
||||
#define seqid_mutating_err(err) \
|
||||
(((err) != nfserr_stale_clientid) && \
|
||||
((err) != nfserr_bad_seqid) && \
|
||||
((err) != nfserr_stale_stateid) && \
|
||||
((err) != nfserr_bad_stateid))
|
||||
|
||||
struct nfsd4_compound_state;
|
||||
|
||||
extern __be32 nfs4_preprocess_stateid_op(struct nfsd4_compound_state *cstate,
|
||||
stateid_t *stateid, int flags, struct file **filp);
|
||||
extern void nfs4_lock_state(void);
|
||||
extern void nfs4_unlock_state(void);
|
||||
extern int nfs4_in_grace(void);
|
||||
extern __be32 nfs4_check_open_reclaim(clientid_t *clid);
|
||||
extern void put_nfs4_client(struct nfs4_client *clp);
|
||||
extern void nfs4_free_stateowner(struct kref *kref);
|
||||
extern int set_callback_cred(void);
|
||||
extern void nfsd4_probe_callback(struct nfs4_client *clp);
|
||||
extern void nfsd4_cb_recall(struct nfs4_delegation *dp);
|
||||
extern void nfs4_put_delegation(struct nfs4_delegation *dp);
|
||||
extern __be32 nfs4_make_rec_clidname(char *clidname, struct xdr_netobj *clname);
|
||||
extern void nfsd4_init_recdir(char *recdir_name);
|
||||
extern int nfsd4_recdir_load(void);
|
||||
extern void nfsd4_shutdown_recdir(void);
|
||||
extern int nfs4_client_to_reclaim(const char *name);
|
||||
extern int nfs4_has_reclaimed_state(const char *name, bool use_exchange_id);
|
||||
extern void nfsd4_recdir_purge_old(void);
|
||||
extern int nfsd4_create_clid_dir(struct nfs4_client *clp);
|
||||
extern void nfsd4_remove_clid_dir(struct nfs4_client *clp);
|
||||
|
||||
static inline void
|
||||
nfs4_put_stateowner(struct nfs4_stateowner *so)
|
||||
{
|
||||
kref_put(&so->so_ref, nfs4_free_stateowner);
|
||||
}
|
||||
|
||||
static inline void
|
||||
nfs4_get_stateowner(struct nfs4_stateowner *so)
|
||||
{
|
||||
kref_get(&so->so_ref);
|
||||
}
|
||||
|
||||
#endif /* NFSD4_STATE_H */
|
||||
@@ -1,176 +0,0 @@
|
||||
/*
|
||||
* linux/include/linux/nfsd/xdr.h
|
||||
*
|
||||
* XDR types for nfsd. This is mainly a typing exercise.
|
||||
*/
|
||||
|
||||
#ifndef LINUX_NFSD_H
|
||||
#define LINUX_NFSD_H
|
||||
|
||||
#include <linux/vfs.h>
|
||||
#include <linux/nfsd/nfsd.h>
|
||||
|
||||
struct nfsd_fhandle {
|
||||
struct svc_fh fh;
|
||||
};
|
||||
|
||||
struct nfsd_sattrargs {
|
||||
struct svc_fh fh;
|
||||
struct iattr attrs;
|
||||
};
|
||||
|
||||
struct nfsd_diropargs {
|
||||
struct svc_fh fh;
|
||||
char * name;
|
||||
unsigned int len;
|
||||
};
|
||||
|
||||
struct nfsd_readargs {
|
||||
struct svc_fh fh;
|
||||
__u32 offset;
|
||||
__u32 count;
|
||||
int vlen;
|
||||
};
|
||||
|
||||
struct nfsd_writeargs {
|
||||
svc_fh fh;
|
||||
__u32 offset;
|
||||
int len;
|
||||
int vlen;
|
||||
};
|
||||
|
||||
struct nfsd_createargs {
|
||||
struct svc_fh fh;
|
||||
char * name;
|
||||
unsigned int len;
|
||||
struct iattr attrs;
|
||||
};
|
||||
|
||||
struct nfsd_renameargs {
|
||||
struct svc_fh ffh;
|
||||
char * fname;
|
||||
unsigned int flen;
|
||||
struct svc_fh tfh;
|
||||
char * tname;
|
||||
unsigned int tlen;
|
||||
};
|
||||
|
||||
struct nfsd_readlinkargs {
|
||||
struct svc_fh fh;
|
||||
char * buffer;
|
||||
};
|
||||
|
||||
struct nfsd_linkargs {
|
||||
struct svc_fh ffh;
|
||||
struct svc_fh tfh;
|
||||
char * tname;
|
||||
unsigned int tlen;
|
||||
};
|
||||
|
||||
struct nfsd_symlinkargs {
|
||||
struct svc_fh ffh;
|
||||
char * fname;
|
||||
unsigned int flen;
|
||||
char * tname;
|
||||
unsigned int tlen;
|
||||
struct iattr attrs;
|
||||
};
|
||||
|
||||
struct nfsd_readdirargs {
|
||||
struct svc_fh fh;
|
||||
__u32 cookie;
|
||||
__u32 count;
|
||||
__be32 * buffer;
|
||||
};
|
||||
|
||||
struct nfsd_attrstat {
|
||||
struct svc_fh fh;
|
||||
struct kstat stat;
|
||||
};
|
||||
|
||||
struct nfsd_diropres {
|
||||
struct svc_fh fh;
|
||||
struct kstat stat;
|
||||
};
|
||||
|
||||
struct nfsd_readlinkres {
|
||||
int len;
|
||||
};
|
||||
|
||||
struct nfsd_readres {
|
||||
struct svc_fh fh;
|
||||
unsigned long count;
|
||||
struct kstat stat;
|
||||
};
|
||||
|
||||
struct nfsd_readdirres {
|
||||
int count;
|
||||
|
||||
struct readdir_cd common;
|
||||
__be32 * buffer;
|
||||
int buflen;
|
||||
__be32 * offset;
|
||||
};
|
||||
|
||||
struct nfsd_statfsres {
|
||||
struct kstatfs stats;
|
||||
};
|
||||
|
||||
/*
|
||||
* Storage requirements for XDR arguments and results.
|
||||
*/
|
||||
union nfsd_xdrstore {
|
||||
struct nfsd_sattrargs sattr;
|
||||
struct nfsd_diropargs dirop;
|
||||
struct nfsd_readargs read;
|
||||
struct nfsd_writeargs write;
|
||||
struct nfsd_createargs create;
|
||||
struct nfsd_renameargs rename;
|
||||
struct nfsd_linkargs link;
|
||||
struct nfsd_symlinkargs symlink;
|
||||
struct nfsd_readdirargs readdir;
|
||||
};
|
||||
|
||||
#define NFS2_SVC_XDRSIZE sizeof(union nfsd_xdrstore)
|
||||
|
||||
|
||||
int nfssvc_decode_void(struct svc_rqst *, __be32 *, void *);
|
||||
int nfssvc_decode_fhandle(struct svc_rqst *, __be32 *, struct nfsd_fhandle *);
|
||||
int nfssvc_decode_sattrargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd_sattrargs *);
|
||||
int nfssvc_decode_diropargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd_diropargs *);
|
||||
int nfssvc_decode_readargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd_readargs *);
|
||||
int nfssvc_decode_writeargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd_writeargs *);
|
||||
int nfssvc_decode_createargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd_createargs *);
|
||||
int nfssvc_decode_renameargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd_renameargs *);
|
||||
int nfssvc_decode_readlinkargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd_readlinkargs *);
|
||||
int nfssvc_decode_linkargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd_linkargs *);
|
||||
int nfssvc_decode_symlinkargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd_symlinkargs *);
|
||||
int nfssvc_decode_readdirargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd_readdirargs *);
|
||||
int nfssvc_encode_void(struct svc_rqst *, __be32 *, void *);
|
||||
int nfssvc_encode_attrstat(struct svc_rqst *, __be32 *, struct nfsd_attrstat *);
|
||||
int nfssvc_encode_diropres(struct svc_rqst *, __be32 *, struct nfsd_diropres *);
|
||||
int nfssvc_encode_readlinkres(struct svc_rqst *, __be32 *, struct nfsd_readlinkres *);
|
||||
int nfssvc_encode_readres(struct svc_rqst *, __be32 *, struct nfsd_readres *);
|
||||
int nfssvc_encode_statfsres(struct svc_rqst *, __be32 *, struct nfsd_statfsres *);
|
||||
int nfssvc_encode_readdirres(struct svc_rqst *, __be32 *, struct nfsd_readdirres *);
|
||||
|
||||
int nfssvc_encode_entry(void *, const char *name,
|
||||
int namlen, loff_t offset, u64 ino, unsigned int);
|
||||
|
||||
int nfssvc_release_fhandle(struct svc_rqst *, __be32 *, struct nfsd_fhandle *);
|
||||
|
||||
/* Helper functions for NFSv2 ACL code */
|
||||
__be32 *nfs2svc_encode_fattr(struct svc_rqst *rqstp, __be32 *p, struct svc_fh *fhp);
|
||||
__be32 *nfs2svc_decode_fh(__be32 *p, struct svc_fh *fhp);
|
||||
|
||||
#endif /* LINUX_NFSD_H */
|
||||
@@ -1,346 +0,0 @@
|
||||
/*
|
||||
* linux/include/linux/nfsd/xdr3.h
|
||||
*
|
||||
* XDR types for NFSv3 in nfsd.
|
||||
*
|
||||
* Copyright (C) 1996-1998, Olaf Kirch <okir@monad.swb.de>
|
||||
*/
|
||||
|
||||
#ifndef _LINUX_NFSD_XDR3_H
|
||||
#define _LINUX_NFSD_XDR3_H
|
||||
|
||||
#include <linux/nfsd/xdr.h>
|
||||
|
||||
struct nfsd3_sattrargs {
|
||||
struct svc_fh fh;
|
||||
struct iattr attrs;
|
||||
int check_guard;
|
||||
time_t guardtime;
|
||||
};
|
||||
|
||||
struct nfsd3_diropargs {
|
||||
struct svc_fh fh;
|
||||
char * name;
|
||||
unsigned int len;
|
||||
};
|
||||
|
||||
struct nfsd3_accessargs {
|
||||
struct svc_fh fh;
|
||||
unsigned int access;
|
||||
};
|
||||
|
||||
struct nfsd3_readargs {
|
||||
struct svc_fh fh;
|
||||
__u64 offset;
|
||||
__u32 count;
|
||||
int vlen;
|
||||
};
|
||||
|
||||
struct nfsd3_writeargs {
|
||||
svc_fh fh;
|
||||
__u64 offset;
|
||||
__u32 count;
|
||||
int stable;
|
||||
__u32 len;
|
||||
int vlen;
|
||||
};
|
||||
|
||||
struct nfsd3_createargs {
|
||||
struct svc_fh fh;
|
||||
char * name;
|
||||
unsigned int len;
|
||||
int createmode;
|
||||
struct iattr attrs;
|
||||
__be32 * verf;
|
||||
};
|
||||
|
||||
struct nfsd3_mknodargs {
|
||||
struct svc_fh fh;
|
||||
char * name;
|
||||
unsigned int len;
|
||||
__u32 ftype;
|
||||
__u32 major, minor;
|
||||
struct iattr attrs;
|
||||
};
|
||||
|
||||
struct nfsd3_renameargs {
|
||||
struct svc_fh ffh;
|
||||
char * fname;
|
||||
unsigned int flen;
|
||||
struct svc_fh tfh;
|
||||
char * tname;
|
||||
unsigned int tlen;
|
||||
};
|
||||
|
||||
struct nfsd3_readlinkargs {
|
||||
struct svc_fh fh;
|
||||
char * buffer;
|
||||
};
|
||||
|
||||
struct nfsd3_linkargs {
|
||||
struct svc_fh ffh;
|
||||
struct svc_fh tfh;
|
||||
char * tname;
|
||||
unsigned int tlen;
|
||||
};
|
||||
|
||||
struct nfsd3_symlinkargs {
|
||||
struct svc_fh ffh;
|
||||
char * fname;
|
||||
unsigned int flen;
|
||||
char * tname;
|
||||
unsigned int tlen;
|
||||
struct iattr attrs;
|
||||
};
|
||||
|
||||
struct nfsd3_readdirargs {
|
||||
struct svc_fh fh;
|
||||
__u64 cookie;
|
||||
__u32 dircount;
|
||||
__u32 count;
|
||||
__be32 * verf;
|
||||
__be32 * buffer;
|
||||
};
|
||||
|
||||
struct nfsd3_commitargs {
|
||||
struct svc_fh fh;
|
||||
__u64 offset;
|
||||
__u32 count;
|
||||
};
|
||||
|
||||
struct nfsd3_getaclargs {
|
||||
struct svc_fh fh;
|
||||
int mask;
|
||||
};
|
||||
|
||||
struct posix_acl;
|
||||
struct nfsd3_setaclargs {
|
||||
struct svc_fh fh;
|
||||
int mask;
|
||||
struct posix_acl *acl_access;
|
||||
struct posix_acl *acl_default;
|
||||
};
|
||||
|
||||
struct nfsd3_attrstat {
|
||||
__be32 status;
|
||||
struct svc_fh fh;
|
||||
struct kstat stat;
|
||||
};
|
||||
|
||||
/* LOOKUP, CREATE, MKDIR, SYMLINK, MKNOD */
|
||||
struct nfsd3_diropres {
|
||||
__be32 status;
|
||||
struct svc_fh dirfh;
|
||||
struct svc_fh fh;
|
||||
};
|
||||
|
||||
struct nfsd3_accessres {
|
||||
__be32 status;
|
||||
struct svc_fh fh;
|
||||
__u32 access;
|
||||
};
|
||||
|
||||
struct nfsd3_readlinkres {
|
||||
__be32 status;
|
||||
struct svc_fh fh;
|
||||
__u32 len;
|
||||
};
|
||||
|
||||
struct nfsd3_readres {
|
||||
__be32 status;
|
||||
struct svc_fh fh;
|
||||
unsigned long count;
|
||||
int eof;
|
||||
};
|
||||
|
||||
struct nfsd3_writeres {
|
||||
__be32 status;
|
||||
struct svc_fh fh;
|
||||
unsigned long count;
|
||||
int committed;
|
||||
};
|
||||
|
||||
struct nfsd3_renameres {
|
||||
__be32 status;
|
||||
struct svc_fh ffh;
|
||||
struct svc_fh tfh;
|
||||
};
|
||||
|
||||
struct nfsd3_linkres {
|
||||
__be32 status;
|
||||
struct svc_fh tfh;
|
||||
struct svc_fh fh;
|
||||
};
|
||||
|
||||
struct nfsd3_readdirres {
|
||||
__be32 status;
|
||||
struct svc_fh fh;
|
||||
int count;
|
||||
__be32 verf[2];
|
||||
|
||||
struct readdir_cd common;
|
||||
__be32 * buffer;
|
||||
int buflen;
|
||||
__be32 * offset;
|
||||
__be32 * offset1;
|
||||
struct svc_rqst * rqstp;
|
||||
|
||||
};
|
||||
|
||||
struct nfsd3_fsstatres {
|
||||
__be32 status;
|
||||
struct kstatfs stats;
|
||||
__u32 invarsec;
|
||||
};
|
||||
|
||||
struct nfsd3_fsinfores {
|
||||
__be32 status;
|
||||
__u32 f_rtmax;
|
||||
__u32 f_rtpref;
|
||||
__u32 f_rtmult;
|
||||
__u32 f_wtmax;
|
||||
__u32 f_wtpref;
|
||||
__u32 f_wtmult;
|
||||
__u32 f_dtpref;
|
||||
__u64 f_maxfilesize;
|
||||
__u32 f_properties;
|
||||
};
|
||||
|
||||
struct nfsd3_pathconfres {
|
||||
__be32 status;
|
||||
__u32 p_link_max;
|
||||
__u32 p_name_max;
|
||||
__u32 p_no_trunc;
|
||||
__u32 p_chown_restricted;
|
||||
__u32 p_case_insensitive;
|
||||
__u32 p_case_preserving;
|
||||
};
|
||||
|
||||
struct nfsd3_commitres {
|
||||
__be32 status;
|
||||
struct svc_fh fh;
|
||||
};
|
||||
|
||||
struct nfsd3_getaclres {
|
||||
__be32 status;
|
||||
struct svc_fh fh;
|
||||
int mask;
|
||||
struct posix_acl *acl_access;
|
||||
struct posix_acl *acl_default;
|
||||
};
|
||||
|
||||
/* dummy type for release */
|
||||
struct nfsd3_fhandle_pair {
|
||||
__u32 dummy;
|
||||
struct svc_fh fh1;
|
||||
struct svc_fh fh2;
|
||||
};
|
||||
|
||||
/*
|
||||
* Storage requirements for XDR arguments and results.
|
||||
*/
|
||||
union nfsd3_xdrstore {
|
||||
struct nfsd3_sattrargs sattrargs;
|
||||
struct nfsd3_diropargs diropargs;
|
||||
struct nfsd3_readargs readargs;
|
||||
struct nfsd3_writeargs writeargs;
|
||||
struct nfsd3_createargs createargs;
|
||||
struct nfsd3_renameargs renameargs;
|
||||
struct nfsd3_linkargs linkargs;
|
||||
struct nfsd3_symlinkargs symlinkargs;
|
||||
struct nfsd3_readdirargs readdirargs;
|
||||
struct nfsd3_diropres diropres;
|
||||
struct nfsd3_accessres accessres;
|
||||
struct nfsd3_readlinkres readlinkres;
|
||||
struct nfsd3_readres readres;
|
||||
struct nfsd3_writeres writeres;
|
||||
struct nfsd3_renameres renameres;
|
||||
struct nfsd3_linkres linkres;
|
||||
struct nfsd3_readdirres readdirres;
|
||||
struct nfsd3_fsstatres fsstatres;
|
||||
struct nfsd3_fsinfores fsinfores;
|
||||
struct nfsd3_pathconfres pathconfres;
|
||||
struct nfsd3_commitres commitres;
|
||||
struct nfsd3_getaclres getaclres;
|
||||
};
|
||||
|
||||
#define NFS3_SVC_XDRSIZE sizeof(union nfsd3_xdrstore)
|
||||
|
||||
int nfs3svc_decode_fhandle(struct svc_rqst *, __be32 *, struct nfsd_fhandle *);
|
||||
int nfs3svc_decode_sattrargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_sattrargs *);
|
||||
int nfs3svc_decode_diropargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_diropargs *);
|
||||
int nfs3svc_decode_accessargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_accessargs *);
|
||||
int nfs3svc_decode_readargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_readargs *);
|
||||
int nfs3svc_decode_writeargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_writeargs *);
|
||||
int nfs3svc_decode_createargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_createargs *);
|
||||
int nfs3svc_decode_mkdirargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_createargs *);
|
||||
int nfs3svc_decode_mknodargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_mknodargs *);
|
||||
int nfs3svc_decode_renameargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_renameargs *);
|
||||
int nfs3svc_decode_readlinkargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_readlinkargs *);
|
||||
int nfs3svc_decode_linkargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_linkargs *);
|
||||
int nfs3svc_decode_symlinkargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_symlinkargs *);
|
||||
int nfs3svc_decode_readdirargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_readdirargs *);
|
||||
int nfs3svc_decode_readdirplusargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_readdirargs *);
|
||||
int nfs3svc_decode_commitargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_commitargs *);
|
||||
int nfs3svc_encode_voidres(struct svc_rqst *, __be32 *, void *);
|
||||
int nfs3svc_encode_attrstat(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_attrstat *);
|
||||
int nfs3svc_encode_wccstat(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_attrstat *);
|
||||
int nfs3svc_encode_diropres(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_diropres *);
|
||||
int nfs3svc_encode_accessres(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_accessres *);
|
||||
int nfs3svc_encode_readlinkres(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_readlinkres *);
|
||||
int nfs3svc_encode_readres(struct svc_rqst *, __be32 *, struct nfsd3_readres *);
|
||||
int nfs3svc_encode_writeres(struct svc_rqst *, __be32 *, struct nfsd3_writeres *);
|
||||
int nfs3svc_encode_createres(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_diropres *);
|
||||
int nfs3svc_encode_renameres(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_renameres *);
|
||||
int nfs3svc_encode_linkres(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_linkres *);
|
||||
int nfs3svc_encode_readdirres(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_readdirres *);
|
||||
int nfs3svc_encode_fsstatres(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_fsstatres *);
|
||||
int nfs3svc_encode_fsinfores(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_fsinfores *);
|
||||
int nfs3svc_encode_pathconfres(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_pathconfres *);
|
||||
int nfs3svc_encode_commitres(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_commitres *);
|
||||
|
||||
int nfs3svc_release_fhandle(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_attrstat *);
|
||||
int nfs3svc_release_fhandle2(struct svc_rqst *, __be32 *,
|
||||
struct nfsd3_fhandle_pair *);
|
||||
int nfs3svc_encode_entry(void *, const char *name,
|
||||
int namlen, loff_t offset, u64 ino,
|
||||
unsigned int);
|
||||
int nfs3svc_encode_entry_plus(void *, const char *name,
|
||||
int namlen, loff_t offset, u64 ino,
|
||||
unsigned int);
|
||||
/* Helper functions for NFSv3 ACL code */
|
||||
__be32 *nfs3svc_encode_post_op_attr(struct svc_rqst *rqstp, __be32 *p,
|
||||
struct svc_fh *fhp);
|
||||
__be32 *nfs3svc_decode_fh(__be32 *p, struct svc_fh *fhp);
|
||||
|
||||
|
||||
#endif /* _LINUX_NFSD_XDR3_H */
|
||||
@@ -1,564 +0,0 @@
|
||||
/*
|
||||
* include/linux/nfsd/xdr4.h
|
||||
*
|
||||
* Server-side types for NFSv4.
|
||||
*
|
||||
* Copyright (c) 2002 The Regents of the University of Michigan.
|
||||
* All rights reserved.
|
||||
*
|
||||
* Kendrick Smith <kmsmith@umich.edu>
|
||||
* Andy Adamson <andros@umich.edu>
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* 3. Neither the name of the University nor the names of its
|
||||
* contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
|
||||
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
||||
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
||||
* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||||
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||||
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
|
||||
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*
|
||||
*/
|
||||
|
||||
#ifndef _LINUX_NFSD_XDR4_H
|
||||
#define _LINUX_NFSD_XDR4_H
|
||||
|
||||
#include <linux/nfsd/state.h>
|
||||
#include <linux/nfsd/nfsd.h>
|
||||
|
||||
#define NFSD4_MAX_TAGLEN 128
|
||||
#define XDR_LEN(n) (((n) + 3) & ~3)
|
||||
|
||||
struct nfsd4_compound_state {
|
||||
struct svc_fh current_fh;
|
||||
struct svc_fh save_fh;
|
||||
struct nfs4_stateowner *replay_owner;
|
||||
/* For sessions DRC */
|
||||
struct nfsd4_session *session;
|
||||
struct nfsd4_slot *slot;
|
||||
__be32 *datap;
|
||||
size_t iovlen;
|
||||
u32 minorversion;
|
||||
u32 status;
|
||||
};
|
||||
|
||||
static inline bool nfsd4_has_session(struct nfsd4_compound_state *cs)
|
||||
{
|
||||
return cs->slot != NULL;
|
||||
}
|
||||
|
||||
struct nfsd4_change_info {
|
||||
u32 atomic;
|
||||
bool change_supported;
|
||||
u32 before_ctime_sec;
|
||||
u32 before_ctime_nsec;
|
||||
u64 before_change;
|
||||
u32 after_ctime_sec;
|
||||
u32 after_ctime_nsec;
|
||||
u64 after_change;
|
||||
};
|
||||
|
||||
struct nfsd4_access {
|
||||
u32 ac_req_access; /* request */
|
||||
u32 ac_supported; /* response */
|
||||
u32 ac_resp_access; /* response */
|
||||
};
|
||||
|
||||
struct nfsd4_close {
|
||||
u32 cl_seqid; /* request */
|
||||
stateid_t cl_stateid; /* request+response */
|
||||
struct nfs4_stateowner * cl_stateowner; /* response */
|
||||
};
|
||||
|
||||
struct nfsd4_commit {
|
||||
u64 co_offset; /* request */
|
||||
u32 co_count; /* request */
|
||||
nfs4_verifier co_verf; /* response */
|
||||
};
|
||||
|
||||
struct nfsd4_create {
|
||||
u32 cr_namelen; /* request */
|
||||
char * cr_name; /* request */
|
||||
u32 cr_type; /* request */
|
||||
union { /* request */
|
||||
struct {
|
||||
u32 namelen;
|
||||
char *name;
|
||||
} link; /* NF4LNK */
|
||||
struct {
|
||||
u32 specdata1;
|
||||
u32 specdata2;
|
||||
} dev; /* NF4BLK, NF4CHR */
|
||||
} u;
|
||||
u32 cr_bmval[3]; /* request */
|
||||
struct iattr cr_iattr; /* request */
|
||||
struct nfsd4_change_info cr_cinfo; /* response */
|
||||
struct nfs4_acl *cr_acl;
|
||||
};
|
||||
#define cr_linklen u.link.namelen
|
||||
#define cr_linkname u.link.name
|
||||
#define cr_specdata1 u.dev.specdata1
|
||||
#define cr_specdata2 u.dev.specdata2
|
||||
|
||||
struct nfsd4_delegreturn {
|
||||
stateid_t dr_stateid;
|
||||
};
|
||||
|
||||
struct nfsd4_getattr {
|
||||
u32 ga_bmval[3]; /* request */
|
||||
struct svc_fh *ga_fhp; /* response */
|
||||
};
|
||||
|
||||
struct nfsd4_link {
|
||||
u32 li_namelen; /* request */
|
||||
char * li_name; /* request */
|
||||
struct nfsd4_change_info li_cinfo; /* response */
|
||||
};
|
||||
|
||||
struct nfsd4_lock_denied {
|
||||
clientid_t ld_clientid;
|
||||
struct nfs4_stateowner *ld_sop;
|
||||
u64 ld_start;
|
||||
u64 ld_length;
|
||||
u32 ld_type;
|
||||
};
|
||||
|
||||
struct nfsd4_lock {
|
||||
/* request */
|
||||
u32 lk_type;
|
||||
u32 lk_reclaim; /* boolean */
|
||||
u64 lk_offset;
|
||||
u64 lk_length;
|
||||
u32 lk_is_new;
|
||||
union {
|
||||
struct {
|
||||
u32 open_seqid;
|
||||
stateid_t open_stateid;
|
||||
u32 lock_seqid;
|
||||
clientid_t clientid;
|
||||
struct xdr_netobj owner;
|
||||
} new;
|
||||
struct {
|
||||
stateid_t lock_stateid;
|
||||
u32 lock_seqid;
|
||||
} old;
|
||||
} v;
|
||||
|
||||
/* response */
|
||||
union {
|
||||
struct {
|
||||
stateid_t stateid;
|
||||
} ok;
|
||||
struct nfsd4_lock_denied denied;
|
||||
} u;
|
||||
/* The lk_replay_owner is the open owner in the open_to_lock_owner
|
||||
* case and the lock owner otherwise: */
|
||||
struct nfs4_stateowner *lk_replay_owner;
|
||||
};
|
||||
#define lk_new_open_seqid v.new.open_seqid
|
||||
#define lk_new_open_stateid v.new.open_stateid
|
||||
#define lk_new_lock_seqid v.new.lock_seqid
|
||||
#define lk_new_clientid v.new.clientid
|
||||
#define lk_new_owner v.new.owner
|
||||
#define lk_old_lock_stateid v.old.lock_stateid
|
||||
#define lk_old_lock_seqid v.old.lock_seqid
|
||||
|
||||
#define lk_rflags u.ok.rflags
|
||||
#define lk_resp_stateid u.ok.stateid
|
||||
#define lk_denied u.denied
|
||||
|
||||
|
||||
struct nfsd4_lockt {
|
||||
u32 lt_type;
|
||||
clientid_t lt_clientid;
|
||||
struct xdr_netobj lt_owner;
|
||||
u64 lt_offset;
|
||||
u64 lt_length;
|
||||
struct nfs4_stateowner * lt_stateowner;
|
||||
struct nfsd4_lock_denied lt_denied;
|
||||
};
|
||||
|
||||
|
||||
struct nfsd4_locku {
|
||||
u32 lu_type;
|
||||
u32 lu_seqid;
|
||||
stateid_t lu_stateid;
|
||||
u64 lu_offset;
|
||||
u64 lu_length;
|
||||
struct nfs4_stateowner *lu_stateowner;
|
||||
};
|
||||
|
||||
|
||||
struct nfsd4_lookup {
|
||||
u32 lo_len; /* request */
|
||||
char * lo_name; /* request */
|
||||
};
|
||||
|
||||
struct nfsd4_putfh {
|
||||
u32 pf_fhlen; /* request */
|
||||
char *pf_fhval; /* request */
|
||||
};
|
||||
|
||||
struct nfsd4_open {
|
||||
u32 op_claim_type; /* request */
|
||||
struct xdr_netobj op_fname; /* request - everything but CLAIM_PREV */
|
||||
u32 op_delegate_type; /* request - CLAIM_PREV only */
|
||||
stateid_t op_delegate_stateid; /* request - response */
|
||||
u32 op_create; /* request */
|
||||
u32 op_createmode; /* request */
|
||||
u32 op_bmval[3]; /* request */
|
||||
struct iattr iattr; /* UNCHECKED4, GUARDED4, EXCLUSIVE4_1 */
|
||||
nfs4_verifier verf; /* EXCLUSIVE4 */
|
||||
clientid_t op_clientid; /* request */
|
||||
struct xdr_netobj op_owner; /* request */
|
||||
u32 op_seqid; /* request */
|
||||
u32 op_share_access; /* request */
|
||||
u32 op_share_deny; /* request */
|
||||
stateid_t op_stateid; /* response */
|
||||
u32 op_recall; /* recall */
|
||||
struct nfsd4_change_info op_cinfo; /* response */
|
||||
u32 op_rflags; /* response */
|
||||
int op_truncate; /* used during processing */
|
||||
struct nfs4_stateowner *op_stateowner; /* used during processing */
|
||||
struct nfs4_acl *op_acl;
|
||||
};
|
||||
#define op_iattr iattr
|
||||
#define op_verf verf
|
||||
|
||||
struct nfsd4_open_confirm {
|
||||
stateid_t oc_req_stateid /* request */;
|
||||
u32 oc_seqid /* request */;
|
||||
stateid_t oc_resp_stateid /* response */;
|
||||
struct nfs4_stateowner * oc_stateowner; /* response */
|
||||
};
|
||||
|
||||
struct nfsd4_open_downgrade {
|
||||
stateid_t od_stateid;
|
||||
u32 od_seqid;
|
||||
u32 od_share_access;
|
||||
u32 od_share_deny;
|
||||
struct nfs4_stateowner *od_stateowner;
|
||||
};
|
||||
|
||||
|
||||
struct nfsd4_read {
|
||||
stateid_t rd_stateid; /* request */
|
||||
u64 rd_offset; /* request */
|
||||
u32 rd_length; /* request */
|
||||
int rd_vlen;
|
||||
struct file *rd_filp;
|
||||
|
||||
struct svc_rqst *rd_rqstp; /* response */
|
||||
struct svc_fh * rd_fhp; /* response */
|
||||
};
|
||||
|
||||
struct nfsd4_readdir {
|
||||
u64 rd_cookie; /* request */
|
||||
nfs4_verifier rd_verf; /* request */
|
||||
u32 rd_dircount; /* request */
|
||||
u32 rd_maxcount; /* request */
|
||||
u32 rd_bmval[3]; /* request */
|
||||
struct svc_rqst *rd_rqstp; /* response */
|
||||
struct svc_fh * rd_fhp; /* response */
|
||||
|
||||
struct readdir_cd common;
|
||||
__be32 * buffer;
|
||||
int buflen;
|
||||
__be32 * offset;
|
||||
};
|
||||
|
||||
struct nfsd4_release_lockowner {
|
||||
clientid_t rl_clientid;
|
||||
struct xdr_netobj rl_owner;
|
||||
};
|
||||
struct nfsd4_readlink {
|
||||
struct svc_rqst *rl_rqstp; /* request */
|
||||
struct svc_fh * rl_fhp; /* request */
|
||||
};
|
||||
|
||||
struct nfsd4_remove {
|
||||
u32 rm_namelen; /* request */
|
||||
char * rm_name; /* request */
|
||||
struct nfsd4_change_info rm_cinfo; /* response */
|
||||
};
|
||||
|
||||
struct nfsd4_rename {
|
||||
u32 rn_snamelen; /* request */
|
||||
char * rn_sname; /* request */
|
||||
u32 rn_tnamelen; /* request */
|
||||
char * rn_tname; /* request */
|
||||
struct nfsd4_change_info rn_sinfo; /* response */
|
||||
struct nfsd4_change_info rn_tinfo; /* response */
|
||||
};
|
||||
|
||||
struct nfsd4_secinfo {
|
||||
u32 si_namelen; /* request */
|
||||
char *si_name; /* request */
|
||||
struct svc_export *si_exp; /* response */
|
||||
};
|
||||
|
||||
struct nfsd4_setattr {
|
||||
stateid_t sa_stateid; /* request */
|
||||
u32 sa_bmval[3]; /* request */
|
||||
struct iattr sa_iattr; /* request */
|
||||
struct nfs4_acl *sa_acl;
|
||||
};
|
||||
|
||||
struct nfsd4_setclientid {
|
||||
nfs4_verifier se_verf; /* request */
|
||||
u32 se_namelen; /* request */
|
||||
char * se_name; /* request */
|
||||
u32 se_callback_prog; /* request */
|
||||
u32 se_callback_netid_len; /* request */
|
||||
char * se_callback_netid_val; /* request */
|
||||
u32 se_callback_addr_len; /* request */
|
||||
char * se_callback_addr_val; /* request */
|
||||
u32 se_callback_ident; /* request */
|
||||
clientid_t se_clientid; /* response */
|
||||
nfs4_verifier se_confirm; /* response */
|
||||
};
|
||||
|
||||
struct nfsd4_setclientid_confirm {
|
||||
clientid_t sc_clientid;
|
||||
nfs4_verifier sc_confirm;
|
||||
};
|
||||
|
||||
/* also used for NVERIFY */
|
||||
struct nfsd4_verify {
|
||||
u32 ve_bmval[3]; /* request */
|
||||
u32 ve_attrlen; /* request */
|
||||
char * ve_attrval; /* request */
|
||||
};
|
||||
|
||||
struct nfsd4_write {
|
||||
stateid_t wr_stateid; /* request */
|
||||
u64 wr_offset; /* request */
|
||||
u32 wr_stable_how; /* request */
|
||||
u32 wr_buflen; /* request */
|
||||
int wr_vlen;
|
||||
|
||||
u32 wr_bytes_written; /* response */
|
||||
u32 wr_how_written; /* response */
|
||||
nfs4_verifier wr_verifier; /* response */
|
||||
};
|
||||
|
||||
struct nfsd4_exchange_id {
|
||||
nfs4_verifier verifier;
|
||||
struct xdr_netobj clname;
|
||||
u32 flags;
|
||||
clientid_t clientid;
|
||||
u32 seqid;
|
||||
int spa_how;
|
||||
};
|
||||
|
||||
struct nfsd4_sequence {
|
||||
struct nfs4_sessionid sessionid; /* request/response */
|
||||
u32 seqid; /* request/response */
|
||||
u32 slotid; /* request/response */
|
||||
u32 maxslots; /* request/response */
|
||||
u32 cachethis; /* request */
|
||||
#if 0
|
||||
u32 target_maxslots; /* response */
|
||||
u32 status_flags; /* response */
|
||||
#endif /* not yet */
|
||||
};
|
||||
|
||||
struct nfsd4_destroy_session {
|
||||
struct nfs4_sessionid sessionid;
|
||||
};
|
||||
|
||||
struct nfsd4_op {
|
||||
int opnum;
|
||||
__be32 status;
|
||||
union {
|
||||
struct nfsd4_access access;
|
||||
struct nfsd4_close close;
|
||||
struct nfsd4_commit commit;
|
||||
struct nfsd4_create create;
|
||||
struct nfsd4_delegreturn delegreturn;
|
||||
struct nfsd4_getattr getattr;
|
||||
struct svc_fh * getfh;
|
||||
struct nfsd4_link link;
|
||||
struct nfsd4_lock lock;
|
||||
struct nfsd4_lockt lockt;
|
||||
struct nfsd4_locku locku;
|
||||
struct nfsd4_lookup lookup;
|
||||
struct nfsd4_verify nverify;
|
||||
struct nfsd4_open open;
|
||||
struct nfsd4_open_confirm open_confirm;
|
||||
struct nfsd4_open_downgrade open_downgrade;
|
||||
struct nfsd4_putfh putfh;
|
||||
struct nfsd4_read read;
|
||||
struct nfsd4_readdir readdir;
|
||||
struct nfsd4_readlink readlink;
|
||||
struct nfsd4_remove remove;
|
||||
struct nfsd4_rename rename;
|
||||
clientid_t renew;
|
||||
struct nfsd4_secinfo secinfo;
|
||||
struct nfsd4_setattr setattr;
|
||||
struct nfsd4_setclientid setclientid;
|
||||
struct nfsd4_setclientid_confirm setclientid_confirm;
|
||||
struct nfsd4_verify verify;
|
||||
struct nfsd4_write write;
|
||||
struct nfsd4_release_lockowner release_lockowner;
|
||||
|
||||
/* NFSv4.1 */
|
||||
struct nfsd4_exchange_id exchange_id;
|
||||
struct nfsd4_create_session create_session;
|
||||
struct nfsd4_destroy_session destroy_session;
|
||||
struct nfsd4_sequence sequence;
|
||||
} u;
|
||||
struct nfs4_replay * replay;
|
||||
};
|
||||
|
||||
struct nfsd4_compoundargs {
|
||||
/* scratch variables for XDR decode */
|
||||
__be32 * p;
|
||||
__be32 * end;
|
||||
struct page ** pagelist;
|
||||
int pagelen;
|
||||
__be32 tmp[8];
|
||||
__be32 * tmpp;
|
||||
struct tmpbuf {
|
||||
struct tmpbuf *next;
|
||||
void (*release)(const void *);
|
||||
void *buf;
|
||||
} *to_free;
|
||||
|
||||
struct svc_rqst *rqstp;
|
||||
|
||||
u32 taglen;
|
||||
char * tag;
|
||||
u32 minorversion;
|
||||
u32 opcnt;
|
||||
struct nfsd4_op *ops;
|
||||
struct nfsd4_op iops[8];
|
||||
};
|
||||
|
||||
struct nfsd4_compoundres {
|
||||
/* scratch variables for XDR encode */
|
||||
__be32 * p;
|
||||
__be32 * end;
|
||||
struct xdr_buf * xbuf;
|
||||
struct svc_rqst * rqstp;
|
||||
|
||||
u32 taglen;
|
||||
char * tag;
|
||||
u32 opcnt;
|
||||
__be32 * tagp; /* tag, opcount encode location */
|
||||
struct nfsd4_compound_state cstate;
|
||||
};
|
||||
|
||||
static inline bool nfsd4_is_solo_sequence(struct nfsd4_compoundres *resp)
|
||||
{
|
||||
struct nfsd4_compoundargs *args = resp->rqstp->rq_argp;
|
||||
return resp->opcnt == 1 && args->ops[0].opnum == OP_SEQUENCE;
|
||||
}
|
||||
|
||||
static inline bool nfsd4_not_cached(struct nfsd4_compoundres *resp)
|
||||
{
|
||||
return !resp->cstate.slot->sl_cachethis || nfsd4_is_solo_sequence(resp);
|
||||
}
|
||||
|
||||
#define NFS4_SVC_XDRSIZE sizeof(struct nfsd4_compoundargs)
|
||||
|
||||
static inline void
|
||||
set_change_info(struct nfsd4_change_info *cinfo, struct svc_fh *fhp)
|
||||
{
|
||||
BUG_ON(!fhp->fh_pre_saved || !fhp->fh_post_saved);
|
||||
cinfo->atomic = 1;
|
||||
cinfo->change_supported = IS_I_VERSION(fhp->fh_dentry->d_inode);
|
||||
if (cinfo->change_supported) {
|
||||
cinfo->before_change = fhp->fh_pre_change;
|
||||
cinfo->after_change = fhp->fh_post_change;
|
||||
} else {
|
||||
cinfo->before_ctime_sec = fhp->fh_pre_ctime.tv_sec;
|
||||
cinfo->before_ctime_nsec = fhp->fh_pre_ctime.tv_nsec;
|
||||
cinfo->after_ctime_sec = fhp->fh_post_attr.ctime.tv_sec;
|
||||
cinfo->after_ctime_nsec = fhp->fh_post_attr.ctime.tv_nsec;
|
||||
}
|
||||
}
|
||||
|
||||
int nfs4svc_encode_voidres(struct svc_rqst *, __be32 *, void *);
|
||||
int nfs4svc_decode_compoundargs(struct svc_rqst *, __be32 *,
|
||||
struct nfsd4_compoundargs *);
|
||||
int nfs4svc_encode_compoundres(struct svc_rqst *, __be32 *,
|
||||
struct nfsd4_compoundres *);
|
||||
void nfsd4_encode_operation(struct nfsd4_compoundres *, struct nfsd4_op *);
|
||||
void nfsd4_encode_replay(struct nfsd4_compoundres *resp, struct nfsd4_op *op);
|
||||
__be32 nfsd4_encode_fattr(struct svc_fh *fhp, struct svc_export *exp,
|
||||
struct dentry *dentry, __be32 *buffer, int *countp,
|
||||
u32 *bmval, struct svc_rqst *, int ignore_crossmnt);
|
||||
extern __be32 nfsd4_setclientid(struct svc_rqst *rqstp,
|
||||
struct nfsd4_compound_state *,
|
||||
struct nfsd4_setclientid *setclid);
|
||||
extern __be32 nfsd4_setclientid_confirm(struct svc_rqst *rqstp,
|
||||
struct nfsd4_compound_state *,
|
||||
struct nfsd4_setclientid_confirm *setclientid_confirm);
|
||||
extern void nfsd4_store_cache_entry(struct nfsd4_compoundres *resp);
|
||||
extern __be32 nfsd4_replay_cache_entry(struct nfsd4_compoundres *resp,
|
||||
struct nfsd4_sequence *seq);
|
||||
extern __be32 nfsd4_exchange_id(struct svc_rqst *rqstp,
|
||||
struct nfsd4_compound_state *,
|
||||
struct nfsd4_exchange_id *);
|
||||
extern __be32 nfsd4_create_session(struct svc_rqst *,
|
||||
struct nfsd4_compound_state *,
|
||||
struct nfsd4_create_session *);
|
||||
extern __be32 nfsd4_sequence(struct svc_rqst *,
|
||||
struct nfsd4_compound_state *,
|
||||
struct nfsd4_sequence *);
|
||||
extern __be32 nfsd4_destroy_session(struct svc_rqst *,
|
||||
struct nfsd4_compound_state *,
|
||||
struct nfsd4_destroy_session *);
|
||||
extern __be32 nfsd4_process_open1(struct nfsd4_compound_state *,
|
||||
struct nfsd4_open *open);
|
||||
extern __be32 nfsd4_process_open2(struct svc_rqst *rqstp,
|
||||
struct svc_fh *current_fh, struct nfsd4_open *open);
|
||||
extern __be32 nfsd4_open_confirm(struct svc_rqst *rqstp,
|
||||
struct nfsd4_compound_state *, struct nfsd4_open_confirm *oc);
|
||||
extern __be32 nfsd4_close(struct svc_rqst *rqstp,
|
||||
struct nfsd4_compound_state *,
|
||||
struct nfsd4_close *close);
|
||||
extern __be32 nfsd4_open_downgrade(struct svc_rqst *rqstp,
|
||||
struct nfsd4_compound_state *,
|
||||
struct nfsd4_open_downgrade *od);
|
||||
extern __be32 nfsd4_lock(struct svc_rqst *rqstp, struct nfsd4_compound_state *,
|
||||
struct nfsd4_lock *lock);
|
||||
extern __be32 nfsd4_lockt(struct svc_rqst *rqstp,
|
||||
struct nfsd4_compound_state *,
|
||||
struct nfsd4_lockt *lockt);
|
||||
extern __be32 nfsd4_locku(struct svc_rqst *rqstp,
|
||||
struct nfsd4_compound_state *,
|
||||
struct nfsd4_locku *locku);
|
||||
extern __be32
|
||||
nfsd4_release_lockowner(struct svc_rqst *rqstp,
|
||||
struct nfsd4_compound_state *,
|
||||
struct nfsd4_release_lockowner *rlockowner);
|
||||
extern void nfsd4_release_compoundargs(struct nfsd4_compoundargs *);
|
||||
extern __be32 nfsd4_delegreturn(struct svc_rqst *rqstp,
|
||||
struct nfsd4_compound_state *, struct nfsd4_delegreturn *dr);
|
||||
extern __be32 nfsd4_renew(struct svc_rqst *rqstp,
|
||||
struct nfsd4_compound_state *, clientid_t *clid);
|
||||
#endif
|
||||
|
||||
/*
|
||||
* Local variables:
|
||||
* c-basic-offset: 8
|
||||
* End:
|
||||
*/
|
||||
Reference in New Issue
Block a user