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Annotation of driverkit/libDriver/volCheckPrivate.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
        !             7:  * Reserved.  This file contains Original Code and/or Modifications of
        !             8:  * Original Code as defined in and that are subject to the Apple Public
        !             9:  * Source License Version 1.1 (the "License").  You may not use this file
        !            10:  * except in compliance with the License.  Please obtain a copy of the
        !            11:  * License at http://www.apple.com/publicsource and read it before using
        !            12:  * this file.
        !            13:  * 
        !            14:  * The Original Code and all software distributed under the License are
        !            15:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            16:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            17:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            18:  * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT.  Please see the
        !            19:  * License for the specific language governing rights and limitations
        !            20:  * under the License.
        !            21:  * 
        !            22:  * @APPLE_LICENSE_HEADER_END@
        !            23:  */
        !            24: /*     Copyright (c) 1991 NeXT Computer, Inc.  All rights reserved. 
        !            25:  *
        !            26:  * volCheckPrivate.h - internal typedefs for volCheck logic.
        !            27:  *
        !            28:  * HISTORY
        !            29:  * 07-May-91    Doug Mitchell at NeXT
        !            30:  *      Created.
        !            31:  */
        !            32: 
        !            33: #import <driverkit/IODisk.h>
        !            34: #import <driverkit/IODiskPartition.h>
        !            35: #import <driverkit/volCheck.h>
        !            36: #import <kernserv/insertmsg.h>
        !            37: #import <kernserv/queue.h>
        !            38: #ifdef KERNEL
        !            39: #import <kernserv/prototypes.h>
        !            40: #else  KERNEL
        !            41: #import <bsd/libc.h>
        !            42: #endif KERNEL
        !            43: 
        !            44: #undef DRIVER_PRIVATE
        !            45: #define DRIVER_PRIVATE
        !            46: #import <bsd/dev/voldev.h>
        !            47: 
        !            48: /*
        !            49:  * state per registered removable drive.
        !            50:  */
        !            51: typedef struct {
        !            52:        id              diskObj;
        !            53:        dev_t           blockDev;
        !            54:        dev_t           rawDev;
        !            55:        int             ejectCounter;
        !            56:        BOOL            ejectRequestPending;
        !            57:        BOOL            diskRequestPending;
        !            58:        int             tag;
        !            59:        int             diskType;               // PR_DRIVE_FLOPPY, etc.
        !            60:        queue_chain_t   link;
        !            61: } volCheckEntry_t;
        !            62: 
        !            63: /*
        !            64:  * Command to be queued in volCheckCmdQ.
        !            65:  */
        !            66: typedef enum {
        !            67: 
        !            68:        VC_REGISTER,
        !            69:        VC_UNREGISTER,
        !            70:        VC_REQUEST,
        !            71:        VC_EJECTING,
        !            72:        VC_NOTREADY,
        !            73:        VC_RESPONSE,
        !            74:        
        !            75: } volCheckOp_t;
        !            76: 
        !            77: typedef struct {
        !            78:        volCheckOp_t    op;
        !            79:        id              diskObj;
        !            80:        int             diskType;
        !            81:        dev_t           blockDev;
        !            82:        dev_t           rawDev;
        !            83:        queue_chain_t   link;
        !            84: } volCheckCmd_t;
        !            85: 
        !            86: /*
        !            87:  * Delay in seconds between executing "eject" and requiring a "not ready"
        !            88:  * state from the drive.
        !            89:  */
        !            90: #define VC_EJECT_DELAY         5
        !            91: 

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