/*- * 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. */ #ifndef _NFSCLIENT_NFSMOUNT_H_ #define _NFSCLIENT_NFSMOUNT_H_ #include /* Maximum value for nm_nconnect. */ #define NFS_MAXNCONN 16 /* * 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 */ uint32_t nm_newflag; /* New mount 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; char *nm_tlscertname; /* TLS certificate file name */ 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_int nm_aconnect; /* additional TCP connections */ u_int nm_nextaconn; /* Next nm_aconn[] to use */ /* unclipped, wraps to 0 */ struct __rpc_client *nm_aconn[NFS_MAXNCONN - 1]; /* Additional nconn */ /* Locked via nm_sockreq.nr_mtx */ 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 NFSMNTP_IOADVISETHRUMDS 0x00000004 #define NFSMNTP_NOCOPY 0x00000008 #define NFSMNTP_NOCONSECUTIVE 0x00000010 #define NFSMNTP_SEEK 0x00000020 #define NFSMNTP_SEEKTESTED 0x00000040 #define NFSMNTP_NOXATTR 0x00000080 #define NFSMNTP_NOADVISE 0x00000100 #define NFSMNTP_NOALLOCATE 0x00000200 #define NFSMNTP_DELEGISSUED 0x00000400 #define NFSMNTP_NODEALLOCATE 0x00000800 #define NFSMNTP_FAKEROOTFH 0x00001000 /* New mount flags only used by the kernel via nmount(2). */ #define NFSMNT_TLS 0x00000001 #define NFSMNT_SYSKRB5 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_ */