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261 lines
6.4 KiB
C
261 lines
6.4 KiB
C
/* $FreeBSD$ */
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/* $Id: nfs4.h,v 1.25 2003/11/05 14:58:58 rees Exp $ */
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/*
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* copyright (c) 2003
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* the regents of the university of michigan
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* all rights reserved
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*
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* permission is granted to use, copy, create derivative works and redistribute
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* this software and such derivative works for any purpose, so long as the name
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* of the university of michigan is not used in any advertising or publicity
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* pertaining to the use or distribution of this software without specific,
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* written prior authorization. if the above copyright notice or any other
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* identification of the university of michigan is included in any copy of any
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* portion of this software, then the disclaimer below must also be included.
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*
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* this software is provided as is, without representation from the university
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* of michigan as to its fitness for any purpose, and without warranty by the
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* university of michigan of any kind, either express or implied, including
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* without limitation the implied warranties of merchantability and fitness for
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* a particular purpose. the regents of the university of michigan shall not be
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* liable for any damages, including special, indirect, incidental, or
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* consequential damages, with respect to any claim arising out of or in
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* connection with the use of the software, even if it has been or is hereafter
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* advised of the possibility of such damages.
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*/
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#ifndef _NFS4CLIENT_NFS4_H
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#define _NFS4CLIENT_NFS4_H
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#define NFS4_USE_RPCCLNT
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#define NFS4_MINOR_VERSION 0
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#define NFS_PORT 2049
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#define NFS4_DEF_FILE_IO_BUFFER_SIZE 4096
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#define NFS4_MAX_FILE_IO_BUFFER_SIZE 32768
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#define NFS4_DEF_MAXFILESIZE 0xffffffff
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#define NFS4_SUPER_MAGIC 0xF00BA4
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#define NFS4FS_SILLY_RENAME 1
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#define NFS4FS_STRICT_LOCKING 1
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#define NFS4FS_RETRY_OLD_STATEID 1
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#define NFS4FS_MIN_LEASE (1 * hz)
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#define NFS4FS_DEFAULT_LEASE (30 * hz)
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#define NFS4FS_MAX_LEASE (120 * hz)
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#define NFS4FS_RETRY_MIN_DELAY (hz >> 4)
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#define NFS4FS_RETRY_MAX_DELAY (hz << 3)
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#define NFS4FS_SEMAPHORE_DELAY (hz >> 4)
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#define NFS4FS_GRACE_DELAY (hz * 5)
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#define NFS4FS_OLD_STATEID_DELAY (hz >> 3)
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#define NFS4FS_OP_MAX 10
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#define NFS4_BUFSIZE 8192
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#define NFS4FS_MAX_IOV 10
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#define NFS4_SETCLIENTID_MAXTRIES 5
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#define NFS4_READDIR_MAXTRIES 5
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#define NFS4_MAXIO 4
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#define NFS4_MAX_REQUEST_SOFT 192
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#define NFS4_MAX_REQUEST_HARD 256
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#define NFS4_MAXCOMMIT 64
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#define NFS4_READ_DELAY (2 * HZ)
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#define NFS4_WRITEBACK_DELAY (5 * HZ)
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#define NFS4_WRITEBACK_LOCKDELAY (60 * HZ)
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#define NFS4_COMMIT_DELAY (5 * HZ)
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#define RPC_SLACK_SPACE 512
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struct nfs4_compound {
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char *tag;
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int req_nops;
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uint32_t *req_nopsp;
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uint32_t *req_seqidp;
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uint32_t *req_stateidp[NFS4_MAXIO];
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uint32_t req_nstateid;
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u_int seqidused;
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int rep_status;
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int rep_nops;
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struct nfs4_fctx *fcp;
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struct vnode *curvp;
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struct vnode *savevp;
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struct nfsmount *nmp;
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};
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struct nfs4_fdata {
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struct nfsnode *fd_n;
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pid_t fd_pid;
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};
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struct nfs4_oparg_putfh {
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/* filled in by caller */
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/* struct dentry *dentry;*/
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/* filled in by setup routine */
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/* nfs_opnum4 op;*/
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uint32_t fh_len;
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nfsfh_t fh_val;
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int nlookups;
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};
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struct nfs4_oparg_getattr {
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struct vnode *vp;
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nfsv4bitmap *bm;
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struct nfsv4_fattr fa;
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};
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struct nfs4_oparg_getfh {
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uint32_t fh_len;
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nfsfh_t fh_val;
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struct vnode *vp;
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};
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struct nfs4_oparg_lookup {
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const char *name;
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uint32_t namelen;
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struct vnode *vp;
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};
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struct nfs4_oparg_setclientid {
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struct nfsmount *np;
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uint32_t namelen;
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char *name;
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char *cb_netid;
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uint32_t cb_netidlen;
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char *cb_univaddr;
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uint32_t cb_univaddrlen;
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uint32_t cb_prog;
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uint64_t clientid;
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u_char verf[NFSX_V4VERF];
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};
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struct nfs4_oparg_access {
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uint32_t mode;
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uint32_t rmode;
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uint32_t supported;
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};
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struct nfs4_oparg_open {
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uint32_t flags;
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uint32_t rflags;
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nfsv4cltype ctype;
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struct vattr *vap;
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struct componentname *cnp;
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struct nfs4_fctx *fcp;
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char stateid[NFSX_V4STATEID];
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};
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struct nfs4_oparg_read {
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uint64_t off;
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uint32_t maxcnt;
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uint32_t eof;
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uint32_t retlen;
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struct uio *uiop;
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struct nfs4_fctx *fcp;
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};
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struct nfs4_oparg_write {
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uint64_t off;
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uint32_t stable;
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uint32_t cnt;
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uint32_t retlen;
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uint32_t committed;
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struct uio *uiop;
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u_char wverf[NFSX_V4VERF];
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struct nfs4_fctx *fcp;
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};
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struct nfs4_oparg_commit {
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uint32_t len;
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off_t start;
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u_char verf[NFSX_V4VERF];
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};
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struct nfs4_oparg_readdir {
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uint32_t cnt;
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nfsv4bitmap *bm;
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uint64_t cookie;
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u_char verf[NFSX_V4VERF];
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};
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struct nfs4_oparg_create {
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nfstype type;
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char *linktext;
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char *name;
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uint32_t namelen;
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struct vattr *vap;
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};
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struct nfs4_oparg_rename {
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const char *fname;
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uint32_t fnamelen;
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const char *tname;
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uint32_t tnamelen;
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};
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struct nfs4_oparg_link {
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const char *name;
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uint32_t namelen;
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};
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/*
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* Lockowner
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*/
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struct nfs4_lowner {
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uint32_t lo_cnt;
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uint32_t lo_seqid;
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uint32_t lo_id;
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};
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#define NFS4_SEQIDMUTATINGERROR(err) \
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(((err) != NFSERR_STALE_CLIENTID) && \
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((err) != NFSERR_BAD_SEQID) && \
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((err) != NFSERR_STALE_STATEID) && \
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((err) != NFSERR_BAD_STATEID))
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/* Standard bitmasks */
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extern nfsv4bitmap nfsv4_fsinfobm;
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extern nfsv4bitmap nfsv4_fsattrbm;
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extern nfsv4bitmap nfsv4_getattrbm;
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extern nfsv4bitmap nfsv4_readdirbm;
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vfs_init_t nfs4_init;
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vfs_uninit_t nfs4_uninit;
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uint32_t nfs_v4fileid4_to_fileid(uint64_t);
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int nfs4_readrpc(struct vnode *, struct uio *, struct ucred *);
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int nfs4_writerpc(struct vnode *, struct uio *, struct ucred *, int *,
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int *);
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int nfs4_commit(struct vnode *vp, u_quad_t offset, int cnt,
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struct ucred *cred, struct thread *td);
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int nfs4_readdirrpc(struct vnode *, struct uio *, struct ucred *);
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int nfs4_readlinkrpc(struct vnode *, struct uio *, struct ucred *);
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int nfs4_sigintr(struct nfsmount *, struct nfsreq *, struct thread *);
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int nfs4_writebp(struct buf *, int, struct thread *);
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int nfs4_request(struct vnode *, struct mbuf *, int, struct thread *,
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struct ucred *, struct mbuf **, struct mbuf **, caddr_t *);
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int nfs4_request_mnt(struct nfsmount *, struct mbuf *, int, struct thread *,
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struct ucred *, struct mbuf **, struct mbuf **, caddr_t *);
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int nfs4_connect(struct nfsmount *);
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void nfs4_disconnect(struct nfsmount *);
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void nfs4_safedisconnect(struct nfsmount *);
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int nfs4_nmcancelreqs(struct nfsmount *);
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void nfs_v4initcompound(struct nfs4_compound *);
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int nfs_v4postop(struct nfs4_compound *, int);
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int nfs_v4handlestatus(int, struct nfs4_compound *);
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#endif /* _NFS4CLIENT_NFS4_H */
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