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author | Chris Johns <chrisj@rtems.org> | 2021-07-29 13:35:16 +1000 |
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committer | Chris Johns <chrisj@rtems.org> | 2021-08-28 10:25:46 +1000 |
commit | 6138f242be4f9d989a4052be71f1b116bd806e44 (patch) | |
tree | 3f6e5d1b280a1dd2bbd0916f334c76da2705ca20 /freebsd/sys/fs/nfsclient/nfsmount.h | |
parent | kern/sys: Add the kernel RPC and XDR support (diff) | |
download | rtems-libbsd-6138f242be4f9d989a4052be71f1b116bd806e44.tar.bz2 |
kern/sys: Import NFS and NFS file system client
Update #4475
Diffstat (limited to 'freebsd/sys/fs/nfsclient/nfsmount.h')
-rw-r--r-- | freebsd/sys/fs/nfsclient/nfsmount.h | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/freebsd/sys/fs/nfsclient/nfsmount.h b/freebsd/sys/fs/nfsclient/nfsmount.h new file mode 100644 index 00000000..649e59ef --- /dev/null +++ b/freebsd/sys/fs/nfsclient/nfsmount.h @@ -0,0 +1,129 @@ +/*- + * SPDX-License-Identifier: BSD-3-Clause + * + * Copyright (c) 1989, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Rick Macklem at The University of Guelph. + * + * 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 BY THE REGENTS AND CONTRIBUTORS ``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. + * + * $FreeBSD$ + */ + +#ifndef _NFSCLIENT_NFSMOUNT_H_ +#define _NFSCLIENT_NFSMOUNT_H_ + +#include <nfs/nfs_mountcommon.h> + +/* + * Mount structure. + * One allocated on every NFS mount. + * Holds NFS specific information for mount. + */ +struct nfsmount { + struct nfsmount_common nm_com; /* Common fields for nlm */ + uint32_t nm_privflag; /* Private flags */ + int nm_numgrps; /* Max. size of groupslist */ + u_char nm_fh[NFSX_FHMAX]; /* File handle of root dir */ + int nm_fhsize; /* Size of root file handle */ + struct nfssockreq nm_sockreq; /* Socket Info */ + int nm_timeouts; /* Request timeouts */ + int nm_rsize; /* Max size of read rpc */ + int nm_wsize; /* Max size of write rpc */ + int nm_readdirsize; /* Size of a readdir rpc */ + int nm_readahead; /* Num. of blocks to readahead */ + int nm_wcommitsize; /* Max size of commit for write */ + int nm_acdirmin; /* Directory attr cache min lifetime */ + int nm_acdirmax; /* Directory attr cache max lifetime */ + int nm_acregmin; /* Reg file attr cache min lifetime */ + int nm_acregmax; /* Reg file attr cache max lifetime */ + u_char nm_verf[NFSX_VERF]; /* write verifier */ + TAILQ_HEAD(, buf) nm_bufq; /* async io buffer queue */ + short nm_bufqlen; /* number of buffers in queue */ + short nm_bufqwant; /* process wants to add to the queue */ + int nm_bufqiods; /* number of iods processing queue */ + u_int64_t nm_maxfilesize; /* maximum file size */ + int nm_tprintf_initial_delay; /* initial delay */ + int nm_tprintf_delay; /* interval for messages */ + int nm_nametimeo; /* timeout for +ve entries (sec) */ + int nm_negnametimeo; /* timeout for -ve entries (sec) */ + + /* Newnfs additions */ + TAILQ_HEAD(, nfsclds) nm_sess; /* Session(s) for NFSv4.1. */ + struct nfsclclient *nm_clp; + uid_t nm_uid; /* Uid for SetClientID etc. */ + u_int64_t nm_clval; /* identifies which clientid */ + u_int64_t nm_fsid[2]; /* NFSv4 fsid */ + int nm_minorvers; /* Minor version # for NFSv4 */ + u_int16_t nm_krbnamelen; /* Krb5 host principal, if any */ + u_int16_t nm_dirpathlen; /* and mount dirpath, for V4 */ + u_int16_t nm_srvkrbnamelen; /* and the server's target name */ + u_char nm_name[1]; /* malloc'd actual len of krbname + dirpath */ +}; + +#define nm_nam nm_sockreq.nr_nam +#define nm_sotype nm_sockreq.nr_sotype +#define nm_so nm_sockreq.nr_so +#define nm_soflags nm_sockreq.nr_soflags +#define nm_soproto nm_sockreq.nr_soproto +#define nm_client nm_sockreq.nr_client +#define nm_krbname nm_name +#define nm_mtx nm_com.nmcom_mtx +#define nm_flag nm_com.nmcom_flag +#define nm_state nm_com.nmcom_state +#define nm_mountp nm_com.nmcom_mountp +#define nm_timeo nm_com.nmcom_timeo +#define nm_retry nm_com.nmcom_retry +#define nm_hostname nm_com.nmcom_hostname +#define nm_getinfo nm_com.nmcom_getinfo +#define nm_vinvalbuf nm_com.nmcom_vinvalbuf + +/* Private flags. */ +#define NFSMNTP_FORCEDISM 0x00000001 +#define NFSMNTP_CANCELRPCS 0x00000002 + +#define NFSMNT_DIRPATH(m) (&((m)->nm_name[(m)->nm_krbnamelen + 1])) +#define NFSMNT_SRVKRBNAME(m) \ + (&((m)->nm_name[(m)->nm_krbnamelen + (m)->nm_dirpathlen + 2])) + +#if defined(_KERNEL) +/* + * Convert mount ptr to nfsmount ptr. + */ +#define VFSTONFS(mp) ((struct nfsmount *)((mp)->mnt_data)) + +#ifndef NFS_DEFAULT_NAMETIMEO +#define NFS_DEFAULT_NAMETIMEO 60 +#endif + +#ifndef NFS_DEFAULT_NEGNAMETIMEO +#define NFS_DEFAULT_NEGNAMETIMEO 60 +#endif + +#endif /* _KERNEL */ + +#endif /* _NFSCLIENT_NFSMOUNT_H_ */ |