diff options
Diffstat (limited to 'sys/contrib/openzfs/lib/libspl/include/os/freebsd/sys/mount.h')
| -rw-r--r-- | sys/contrib/openzfs/lib/libspl/include/os/freebsd/sys/mount.h | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/sys/contrib/openzfs/lib/libspl/include/os/freebsd/sys/mount.h b/sys/contrib/openzfs/lib/libspl/include/os/freebsd/sys/mount.h new file mode 100644 index 000000000000..b4023910005b --- /dev/null +++ b/sys/contrib/openzfs/lib/libspl/include/os/freebsd/sys/mount.h @@ -0,0 +1,108 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License, Version 1.0 only + * (the "License"). You may not use this file except in compliance + * with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + */ +/* + * Copyright 2006 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + */ + + +#ifndef _LIBSPL_SYS_MOUNT_H +#define _LIBSPL_SYS_MOUNT_H + +#undef _SYS_MOUNT_H_ +#include_next <sys/mount.h> + +#include <assert.h> +#include <string.h> +#include <stdlib.h> + +/* + * Some old glibc headers don't define BLKGETSIZE64 + * and we don't want to require the kernel headers + */ +#if !defined(BLKGETSIZE64) +#define BLKGETSIZE64 _IOR(0x12, 114, size_t) +#endif + +/* + * Some old glibc headers don't correctly define MS_DIRSYNC and + * instead use the enum name S_WRITE. When using these older + * headers define MS_DIRSYNC to be S_WRITE. + */ +#if !defined(MS_DIRSYNC) +#define MS_DIRSYNC S_WRITE +#endif + +/* + * Some old glibc headers don't correctly define MS_POSIXACL and + * instead leave it undefined. When using these older headers define + * MS_POSIXACL to the reserved value of (1<<16). + */ +#if !defined(MS_POSIXACL) +#define MS_POSIXACL (1<<16) +#endif + +#define MS_NOSUID MNT_NOSUID +#define MS_NOEXEC MNT_NOEXEC +#define MS_NODEV 0 +#define S_WRITE 0 +#define MS_BIND 0 +#define MS_REMOUNT 0 +#define MS_SYNCHRONOUS MNT_SYNCHRONOUS + +#define MS_USERS (MS_NOEXEC|MS_NOSUID|MS_NODEV) +#define MS_OWNER (MS_NOSUID|MS_NODEV) +#define MS_GROUP (MS_NOSUID|MS_NODEV) +#define MS_COMMENT 0 + +/* + * Older glibc <sys/mount.h> headers did not define all the available + * umount2(2) flags. Both MNT_FORCE and MNT_DETACH are supported in the + * kernel back to 2.4.11 so we define them correctly if they are missing. + */ +#ifdef MNT_FORCE +#define MS_FORCE MNT_FORCE +#else +#define MS_FORCE 0x00000001 +#endif /* MNT_FORCE */ + +#ifdef MNT_DETACH +#define MS_DETACH MNT_DETACH +#else +#define MS_DETACH 0x00000002 +#endif /* MNT_DETACH */ + +/* + * Overlay mount is default in Linux, but for solaris/zfs + * compatibility, MS_OVERLAY is defined to explicitly have the user + * provide a flag (-O) to mount over a non empty directory. + */ +#define MS_OVERLAY 0x00000004 + +/* + * MS_CRYPT indicates that encryption keys should be loaded if they are not + * already available. This is not defined in glibc, but it is never seen by + * the kernel so it will not cause any problems. + */ +#define MS_CRYPT 0x00000008 + +#endif /* _LIBSPL_SYS_MOUNT_H */ |