91027b4ef0
server so that it will work better for non-UFS file systems. The new function simply sums the bytes of the fh_fid field of fhandle_t. MFC after: 10 days
105 lines
4.1 KiB
C
105 lines
4.1 KiB
C
/*-
|
|
* Copyright (c) 2009 Rick Macklem, University of Guelph
|
|
* All rights reserved.
|
|
*
|
|
* 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.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
/*
|
|
* These macros handle nfsvattr fields. They look a bit silly here, but
|
|
* are quite different for the Darwin port.
|
|
*/
|
|
#define NFSVNO_ATTRINIT(n) (VATTR_NULL(&((n)->na_vattr)))
|
|
#define NFSVNO_SETATTRVAL(n, f, v) ((n)->na_##f = (v))
|
|
#define NFSVNO_SETACTIVE(n, f)
|
|
#define NFSVNO_UNSET(n, f) ((n)->na_##f = VNOVAL)
|
|
#define NFSVNO_NOTSETMODE(n) ((n)->na_mode == ((mode_t)VNOVAL))
|
|
#define NFSVNO_ISSETMODE(n) ((n)->na_mode != ((mode_t)VNOVAL))
|
|
#define NFSVNO_NOTSETUID(n) ((n)->na_uid == ((uid_t)VNOVAL))
|
|
#define NFSVNO_ISSETUID(n) ((n)->na_uid != ((uid_t)VNOVAL))
|
|
#define NFSVNO_NOTSETGID(n) ((n)->na_gid == ((gid_t)VNOVAL))
|
|
#define NFSVNO_ISSETGID(n) ((n)->na_gid != ((gid_t)VNOVAL))
|
|
#define NFSVNO_NOTSETSIZE(n) ((n)->na_size == VNOVAL)
|
|
#define NFSVNO_ISSETSIZE(n) ((n)->na_size != VNOVAL)
|
|
#define NFSVNO_NOTSETATIME(n) ((n)->na_atime.tv_sec == VNOVAL)
|
|
#define NFSVNO_ISSETATIME(n) ((n)->na_atime.tv_sec != VNOVAL)
|
|
#define NFSVNO_NOTSETMTIME(n) ((n)->na_mtime.tv_sec == VNOVAL)
|
|
#define NFSVNO_ISSETMTIME(n) ((n)->na_mtime.tv_sec != VNOVAL)
|
|
|
|
/*
|
|
* This structure acts as a "catch-all" for information that
|
|
* needs to be returned by nfsd_fhtovp().
|
|
*/
|
|
struct nfsexstuff {
|
|
int nes_vfslocked; /* required for all ports */
|
|
int nes_exflag; /* export flags */
|
|
int nes_numsecflavor; /* # of security flavors */
|
|
int nes_secflavors[MAXSECFLAVORS]; /* and the flavors */
|
|
};
|
|
|
|
#define NFSVNO_EXINIT(e) ((e)->nes_exflag = 0)
|
|
#define NFSVNO_EXPORTED(e) ((e)->nes_exflag & MNT_EXPORTED)
|
|
#define NFSVNO_EXRDONLY(e) ((e)->nes_exflag & MNT_EXRDONLY)
|
|
#define NFSVNO_EXPORTANON(e) ((e)->nes_exflag & MNT_EXPORTANON)
|
|
#define NFSVNO_EXSTRICTACCESS(e) ((e)->nes_exflag & MNT_EXSTRICTACCESS)
|
|
#define NFSVNO_EXV4ONLY(e) ((e)->nes_exflag & MNT_EXV4ONLY)
|
|
|
|
#define NFSVNO_SETEXRDONLY(e) ((e)->nes_exflag = (MNT_EXPORTED|MNT_EXRDONLY))
|
|
|
|
#define NFSVNO_CMPFH(f1, f2) \
|
|
((f1)->fh_fsid.val[0] == (f2)->fh_fsid.val[0] && \
|
|
(f1)->fh_fsid.val[1] == (f2)->fh_fsid.val[1] && \
|
|
bcmp(&(f1)->fh_fid, &(f2)->fh_fid, sizeof(struct fid)) == 0)
|
|
|
|
#define NFSLOCKHASH(f) \
|
|
(&nfslockhash[nfsrv_hashfh(f) % NFSLOCKHASHSIZE])
|
|
|
|
#define NFSFPVNODE(f) ((struct vnode *)((f)->f_data))
|
|
#define NFSFPCRED(f) ((f)->f_cred)
|
|
#define NFSFPFLAG(f) ((f)->f_flag)
|
|
|
|
int fp_getfvp(NFSPROC_T *, int, struct file **, struct vnode **);
|
|
|
|
#define NFSNAMEICNDSET(n, c, o, f) do { \
|
|
(n)->cn_cred = (c); \
|
|
(n)->cn_nameiop = (o); \
|
|
(n)->cn_flags = (f); \
|
|
} while (0)
|
|
|
|
/*
|
|
* A little bit of Darwin vfs kpi.
|
|
*/
|
|
#define vnode_mount(v) ((v)->v_mount)
|
|
#define vfs_statfs(m) (&((m)->mnt_stat))
|
|
|
|
#define NFSPATHLEN_T size_t
|
|
|
|
/*
|
|
* These are set to the minimum and maximum size of a server file
|
|
* handle.
|
|
*/
|
|
#define NFSRV_MINFH (sizeof (fhandle_t))
|
|
#define NFSRV_MAXFH (sizeof (fhandle_t))
|
|
|