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Annotation of XNU/bsd/sys/loadable_fs.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * The contents of this file constitute Original Code as defined in and
        !             7:  * are subject to the Apple Public Source License Version 1.1 (the
        !             8:  * "License").  You may not use this file except in compliance with the
        !             9:  * License.  Please obtain a copy of the License at
        !            10:  * http://www.apple.com/publicsource and read it before using this file.
        !            11:  * 
        !            12:  * This Original Code and all software distributed under the License are
        !            13:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            14:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            15:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            16:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            17:  * License for the specific language governing rights and limitations
        !            18:  * under the License.
        !            19:  * 
        !            20:  * @APPLE_LICENSE_HEADER_END@
        !            21:  */
        !            22: /*     @(#)loadable_fs.h       2.0     26/06/90        (c) 1990 NeXT   */
        !            23: 
        !            24: /* XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
        !            25:  *
        !            26:  * 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 
        !            27:  * U S E   A T  Y O U R   O W N  R I S K
        !            28:  *
        !            29:  * XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX */
        !            30: 
        !            31: 
        !            32: /* 
        !            33:  * loadable_fs.h - message struct for loading and initializing loadable
        !            34:  *                file systems.
        !            35:  *
        !            36:  * HISTORY
        !            37:  * 26-Jun-90   Doug Mitchell at NeXT
        !            38:  *     Created.
        !            39:  * 5-Nov-91    Lee Boynton at NeXT
        !            40:  *     Added support for initialization, labels, and WSM options
        !            41:  * 29-Mar-99   A.Ramesh at Apple
        !            42:  *     Added to Mac OS X, removed mach message related defns
        !            43:  */
        !            44: 
        !            45: #ifndef        _LOADABLE_FS_
        !            46: #define _LOADABLE_FS_
        !            47: 
        !            48: 
        !            49: /*
        !            50:  * Constants for Loadabls FS Utilities (in "/System/Library/Filesystems")
        !            51:  *
        !            52:  * Example of a /usr/filesystems directory
        !            53:  *
        !            54:  * /usr/filesystems/dos.fs/dos.util            utility with which WSM 
        !            55:  *                                                     communicates
        !            56:  * /usr/filesystems/dos.fs/dos.name            "DOS Floppy" 
        !            57:  * /usr/filesystems/dos.fs/dos_reloc           actual loadable filesystem
        !            58:  * /usr/filesystems/dos.fs/dos.openfs.tiff     "open folder" icon 
        !            59:  * /usr/filesystems/dos.fs/dos.fs.tiff         "closed folder" icon 
        !            60:  */
        !            61: #define FS_DIR_LOCATION                "/System/Library/Filesystems"
        !            62: #define FS_DIR_SUFFIX          ".fs"
        !            63: #define FS_UTIL_SUFFIX         ".util"
        !            64: #define FS_OPEN_SUFFIX         ".openfs.tiff"
        !            65: #define FS_CLOSED_SUFFIX       ".fs.tiff"
        !            66: #define FS_NAME_SUFFIX         ".name"
        !            67: #define FS_LABEL_SUFFIX                ".label"
        !            68: 
        !            69: /*
        !            70:  * .util program commands - all sent in the form "-p" or "-m" ... as argv[1].
        !            71:  */
        !            72: #define FSUC_PROBE             'p'     /* probe FS for mount or init */
        !            73:        /* example usage: foo.util -p fd0 removable writable */ 
        !            74: 
        !            75: #define FSUC_PROBEFORINIT      'P'     /* probe FS for init only */
        !            76:        /* example usage: foo.util -P fd0 removable */ 
        !            77: 
        !            78: #define FSUC_MOUNT             'm'     /* mount FS */
        !            79:        /* example usage: foo.util -m fd0 /bar removable writable */ 
        !            80: 
        !            81: #define FSUC_REPAIR            'r'     /* repair ('fsck') FS */ 
        !            82:        /* example usage: foo.util -r fd0 removable */
        !            83: 
        !            84: #define        FSUC_INITIALIZE         'i'     /* initialize FS */
        !            85:        /* example usage: foo.util -i fd0 removable */ 
        !            86: 
        !            87: #define FSUC_UNMOUNT           'u'     /* unmount FS */
        !            88:        /* example usage: foo.util -u fd0 /bar */ 
        !            89: 
        !            90: /* The following is not used by Workspace Manager */
        !            91: #define FSUC_MOUNT_FORCE       'M'     /* like FSUC_MOUNT, but proceed even on
        !            92:                                         * error. */
        !            93: /*
        !            94:  * Return codes from .util program
        !            95:  */
        !            96: #define FSUR_RECOGNIZED                (-1)    /* response to FSUC_PROBE; implies that
        !            97:                                         * a mount is possible */
        !            98: #define FSUR_UNRECOGNIZED      (-2)    /* negative response to FSUC_PROBE */
        !            99: #define FSUR_IO_SUCCESS                (-3)    /* mount, unmount, repair succeeded */
        !           100: #define FSUR_IO_FAIL           (-4)    /* unrecoverable I/O error */
        !           101: #define FSUR_IO_UNCLEAN                (-5)    /* mount failed, file system not clean 
        !           102:                                         */
        !           103: #define FSUR_INVAL             (-6)    /* invalid argument */
        !           104: #define FSUR_LOADERR           (-7)    /* kern_loader error */
        !           105: #define FSUR_INITRECOGNIZED    (-8)    /* response to FSUC_PROBE or 
        !           106:                                         * FSUC_PROBEFORINIT, implies that
        !           107:                                         * initialization is possible */
        !           108: 
        !           109: /*
        !           110:  *     mount parameters passed from WSM to the .util program.
        !           111:  */
        !           112: #define        DEVICE_READONLY         "readonly"
        !           113: #define        DEVICE_WRITABLE         "writable"
        !           114: 
        !           115: #define        DEVICE_REMOVABLE        "removable"
        !           116: #define        DEVICE_FIXED            "fixed"
        !           117: 
        !           118: /*
        !           119:  *     Additional parameters to the mount command - used by WSM when they
        !           120:  *     appear in the /etc/mtab file.
        !           121:  */
        !           122: #define        MNTOPT_FS               "filesystem=" /* e.g. "filesystem=DOS" */
        !           123: #define        MNTOPT_REMOVABLE        "removable"
        !           124: 
        !           125: #endif /* _LOADABLE_FS_ */

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