02cdd248ec
The new member is caled f_mntfromlabel and it is the dkw_wname of the corresponding wedge. This is now used by df -W to display the mountpoint name as NAME=
164 lines
4.7 KiB
C
164 lines
4.7 KiB
C
/* $NetBSD: vfs_syscalls_90.c,v 1.1 2019/09/22 22:59:38 christos Exp $ */
|
|
|
|
/*-
|
|
* Copyright (c) 2005, 2008 The NetBSD Foundation, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to The NetBSD Foundation
|
|
* by Christos Zoulas.
|
|
*
|
|
* 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
|
|
*/
|
|
#include <sys/cdefs.h>
|
|
__KERNEL_RCSID(0, "$NetBSD: vfs_syscalls_90.c,v 1.1 2019/09/22 22:59:38 christos Exp $");
|
|
|
|
#if defined(_KERNEL_OPT)
|
|
#include "opt_compat_netbsd.h"
|
|
#endif
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/namei.h>
|
|
#include <sys/filedesc.h>
|
|
#include <sys/kernel.h>
|
|
#include <sys/file.h>
|
|
#include <sys/stat.h>
|
|
#include <sys/socketvar.h>
|
|
#include <sys/vnode.h>
|
|
#include <sys/mount.h>
|
|
#include <sys/proc.h>
|
|
#include <sys/uio.h>
|
|
#include <sys/dirent.h>
|
|
#include <sys/malloc.h>
|
|
#include <sys/kauth.h>
|
|
#include <sys/vfs_syscalls.h>
|
|
#include <sys/syscall.h>
|
|
#include <sys/syscallvar.h>
|
|
#include <sys/syscallargs.h>
|
|
|
|
#include <compat/common/compat_mod.h>
|
|
#include <compat/common/compat_util.h>
|
|
#include <compat/sys/statvfs.h>
|
|
|
|
static const struct syscall_package vfs_syscalls_90_syscalls[] = {
|
|
{ SYS_compat_90_getvfsstat, 0, (sy_call_t *)compat_90_sys_getvfsstat },
|
|
{ SYS_compat_90_statvfs1, 0, (sy_call_t *)compat_90_sys_statvfs1 },
|
|
{ SYS_compat_90_fstatvfs1, 0, (sy_call_t *)compat_90_sys_fstatvfs1 },
|
|
{ SYS_compat_90_fhstatvfs1, 0, (sy_call_t *)compat_90_sys_fhstatvfs1 },
|
|
{ 0,0, NULL }
|
|
};
|
|
|
|
|
|
int
|
|
compat_90_sys_getvfsstat(struct lwp *l,
|
|
const struct compat_90_sys_getvfsstat_args *uap, register_t *retval)
|
|
{
|
|
/* {
|
|
syscallarg(struct statvfs90 *) buf;
|
|
syscallarg(size_t) bufsize;
|
|
syscallarg(int) flags;
|
|
} */
|
|
|
|
return do_sys_getvfsstat(l, SCARG(uap, buf), SCARG(uap, bufsize),
|
|
SCARG(uap, flags), statvfs_to_statvfs90_copy,
|
|
sizeof(struct statvfs90), retval);
|
|
}
|
|
|
|
int
|
|
compat_90_sys_statvfs1(struct lwp *l,
|
|
const struct compat_90_sys_statvfs1_args *uap, register_t *retval)
|
|
{
|
|
/* {
|
|
syscallarg(const char *) path;
|
|
syscallarg(struct statvfs90 *) buf;
|
|
syscallarg(int) flags;
|
|
} */
|
|
|
|
struct statvfs *sb = STATVFSBUF_GET();
|
|
int error = do_sys_pstatvfs(l, SCARG(uap, path), SCARG(uap, flags), sb);
|
|
|
|
if (!error)
|
|
error = statvfs_to_statvfs90_copy(sb, SCARG(uap, buf),
|
|
sizeof(struct statvfs90));
|
|
|
|
STATVFSBUF_PUT(sb);
|
|
return error;
|
|
}
|
|
|
|
int
|
|
compat_90_sys_fstatvfs1(struct lwp *l,
|
|
const struct compat_90_sys_fstatvfs1_args *uap, register_t *retval)
|
|
{
|
|
/* {
|
|
syscallarg(int) fd;
|
|
syscallarg(struct statvfs90 *) buf;
|
|
syscallarg(int) flags;
|
|
} */
|
|
|
|
struct statvfs *sb = STATVFSBUF_GET();
|
|
int error = do_sys_fstatvfs(l, SCARG(uap, fd), SCARG(uap, flags), sb);
|
|
|
|
if (!error)
|
|
error = statvfs_to_statvfs90_copy(sb, SCARG(uap, buf),
|
|
sizeof(struct statvfs90));
|
|
|
|
STATVFSBUF_PUT(sb);
|
|
return error;
|
|
}
|
|
|
|
int
|
|
compat_90_sys_fhstatvfs1(struct lwp *l,
|
|
const struct compat_90_sys_fhstatvfs1_args *uap, register_t *retval)
|
|
{
|
|
/* {
|
|
syscallarg(const void *) fhp;
|
|
syscallarg(size_t) fh_size;
|
|
syscallarg(struct statvfs90 *) buf;
|
|
syscallarg(int) flags;
|
|
} */
|
|
|
|
struct statvfs *sb = STATVFSBUF_GET();
|
|
int error = do_fhstatvfs(l, SCARG(uap, fhp), SCARG(uap, fh_size),
|
|
sb, SCARG(uap, flags));
|
|
|
|
if (!error)
|
|
error = statvfs_to_statvfs90_copy(sb, SCARG(uap, buf),
|
|
sizeof(struct statvfs90));
|
|
|
|
STATVFSBUF_PUT(sb);
|
|
return error;
|
|
}
|
|
|
|
int
|
|
vfs_syscalls_90_init(void)
|
|
{
|
|
|
|
return syscall_establish(NULL, vfs_syscalls_90_syscalls);
|
|
}
|
|
|
|
int
|
|
vfs_syscalls_90_fini(void)
|
|
{
|
|
|
|
return syscall_disestablish(NULL, vfs_syscalls_90_syscalls);
|
|
}
|