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Annotation of driverkit/libDriver/volCheckPrivate.h, revision 1.1.1.1

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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