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Annotation of kernel/bsd/dev/voldev.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: 
                     25: /*     @(#)voldev.h    2.0     03/19/90        (c) 1990 NeXT   */
                     26: 
                     27: /* 
                     28:  * HISTORY
                     29:  * 19-Sep-90   Doug Mitchell
                     30:  *     Added prototype for vol_notify_cancel.
                     31:  * 03-20-90    Doug Mitchell at NeXT
                     32:  *     Created.
                     33:  */ 
                     34: 
                     35: #ifdef DRIVER_PRIVATE
                     36: 
                     37: #ifndef        _VOLDEV_
                     38: #define _VOLDEV_
                     39: 
                     40: #import <sys/types.h>
                     41: #import <mach/kern_return.h>
                     42: #import <kernserv/insertmsg.h>
                     43: #if    KERNEL_PRIVATE
                     44: #import <kern/kern_port.h>
                     45: #endif /* KERNEL_PRIVATE */
                     46: 
                     47: typedef        void (*vpt_func)(void *param, int tag, int response_value);
                     48: 
                     49: /*
                     50:  * Public Functions
                     51:  */
                     52: kern_return_t vol_notify_dev(dev_t block_dev, 
                     53:        dev_t raw_dev,
                     54:        const char *form_type,
                     55:        int vol_state,                          /* IND_VS_LABEL, etc. */
                     56:        const char *dev_str,
                     57:        int flags);
                     58: void vol_notify_cancel(dev_t device);
                     59: kern_return_t vol_panel_request(vpt_func fnc,
                     60:        int panel_type,                         /* PR_PT_DISK_NUM, etc. */
                     61:        int response_type,                      /* PR_RT_ACK, atc. */
                     62:        int p1,
                     63:        int p2,
                     64:        int p3,
                     65:        int p4,
                     66:        char *string1,
                     67:        char *string2,
                     68:        void *param,
                     69:        int *tag);                              /* RETURNED */
                     70: kern_return_t vol_panel_disk_num(vpt_func fnc,
                     71:        int volume_num,
                     72:        int drive_type,                         /* PR_DRIVE_FLOPPY, etc. */
                     73:        int drive_num,
                     74:        void *param,
                     75:        boolean_t wrong_disk,
                     76:        int *tag);                              /* RETURNED */
                     77: kern_return_t vol_panel_disk_label(vpt_func fnc,
                     78:        char *label,
                     79:        int drive_type,                         /* PR_DRIVE_FLOPPY, etc. */
                     80:        int drive_num,
                     81:        void *param,
                     82:        boolean_t wrong_disk,
                     83:        int *tag);                              /* RETURNED */
                     84: kern_return_t vol_panel_remove(int tag);
                     85: 
                     86: #ifndef        NULL
                     87: #define NULL 0
                     88: #endif  /* NULL */
                     89: 
                     90: #ifdef KERNEL_PRIVATE
                     91: /*
                     92:  * Not used by driverkit-style drivers.
                     93:  */
                     94: extern kern_port_t panel_req_port;             /* PORT_NULL if no port to 
                     95:                                                 * which to send panel requests
                     96:                                                 * has been registered */
                     97: #endif /* KERNEL_PRIVATE */
                     98: 
                     99: #if    SUPPORT_PORT_DEVICE
                    100: 
                    101: kern_return_t vol_notify_port(kern_port_t dev_port, 
                    102:        char *form_type,
                    103:        int vol_state,                          /* IND_VS_LABEL, etc. */
                    104:        int flags);
                    105: 
                    106: #endif /* SUPPORT_PORT_DEVICE */
                    107: 
                    108: 
                    109: #endif /* _VOLDEV_ */
                    110: 
                    111: /*
                    112:  * Support for manual "disk present" polling. Normally drives are polled
                    113:  * by the volCheck module once per second, but if the driver returns YES
                    114:  * for the needsManualPolling method, its drive will only be polled once 
                    115:  * for each time the DKIOCCHECKINSERT ioctl is executed on the vol 
                    116:  * driver. 
                    117:  */
                    118: 
                    119: /* 
                    120:  * Returns 1 if DKIOCCHECKINSERT has been executed since the last call,
                    121:  * else returns 0.
                    122:  */
                    123: int vol_check_manual_poll();
                    124: 
                    125: /*
                    126:  * Internal version of ioctl(DKIOCCHECKINSERT).
                    127:  */
                    128: void vol_check_set_poll();
                    129: 
                    130: #endif /* DRIVER_PRIVATE */

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