gems-kernel/source/THIRDPARTY/xnu/bsd/sys/loadable_fs.h
2024-06-03 11:29:39 -05:00

109 lines
4.3 KiB
C

/*
* Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. The rights granted to you under the License
* may not be used to create, or enable the creation or redistribution of,
* unlawful or unlicensed copies of an Apple operating system, or to
* circumvent, violate, or enable the circumvention or violation of, any
* terms of an Apple operating system software license agreement.
*
* Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/* @(#)loadable_fs.h 2.0 26/06/90 (c) 1990 NeXT */
/* XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
*
* W I L L D R A S T I C A L L Y C H A N G E S O O N
* U S E A T Y O U R O W N R I S K
*
* XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX */
/*
* loadable_fs.h - message struct for loading and initializing loadable
* file systems.
*/
#ifndef _SYS_LOADABLE_FS_
#define _SYS_LOADABLE_FS_
/*
* Constants for Loadable FS Utilities (in "/System/Library/Filesystems")
*
* Example of a /usr/filesystems directory
*
* /usr/filesystems/dos.fs/dos.util utility with which WSM
* communicates
* /usr/filesystems/dos.fs/dos.name "DOS Floppy"
* /usr/filesystems/dos.fs/dos_reloc actual loadable filesystem
* /usr/filesystems/dos.fs/dos.openfs.tiff "open folder" icon
* /usr/filesystems/dos.fs/dos.fs.tiff "closed folder" icon
*/
#define FS_DIR_LOCATION "/System/Library/Filesystems"
#define FS_DIR_SUFFIX ".fs"
#define FS_UTIL_SUFFIX ".util"
/*
* .util program commands - all sent in the form "-p" or "-m" ... as argv[1].
*/
#define FSUC_PROBE 'p' /* probe FS for mount or init */
/* example usage: foo.util -p fd0 removable writable */
#define FSUC_PROBEFORINIT 'P' /* probe FS for init only */
/* example usage: foo.util -P fd0 removable */
#define FSUC_MOUNT 'm' /* mount FS */
/* example usage: foo.util -m fd0 /bar removable writable */
#define FSUC_REPAIR 'r' /* repair ('fsck') FS */
/* example usage: foo.util -r fd0 removable */
#define FSUC_UNMOUNT 'u' /* unmount FS */
/* example usage: foo.util -u fd0 /bar */
/* The following is not used by Workspace Manager */
#define FSUC_MOUNT_FORCE 'M' /* like FSUC_MOUNT, but proceed even on
* error. */
/*
* Return codes from .util program
*/
#define FSUR_RECOGNIZED (-1) /* response to FSUC_PROBE; implies that
* a mount is possible */
#define FSUR_UNRECOGNIZED (-2) /* negative response to FSUC_PROBE */
#define FSUR_IO_SUCCESS (-3) /* mount, unmount, repair succeeded */
#define FSUR_IO_FAIL (-4) /* unrecoverable I/O error */
#define FSUR_IO_UNCLEAN (-5) /* mount failed, file system not clean
*/
#define FSUR_INVAL (-6) /* invalid argument */
#define FSUR_LOADERR (-7) /* kern_loader error */
#define FSUR_INITRECOGNIZED (-8) /* response to FSUC_PROBE or
* FSUC_PROBEFORINIT, implies that
* initialization is possible */
/*
* mount parameters passed from WSM to the .util program.
*/
#define DEVICE_READONLY "readonly"
#define DEVICE_WRITABLE "writable"
#define DEVICE_REMOVABLE "removable"
#define DEVICE_FIXED "fixed"
#endif /* _SYS_LOADABLE_FS_ */