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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: * IOStubUnix.h ! 27: * ! 28: * HISTORY ! 29: * 5-Apr-91 Doug Mitchell at NeXT ! 30: * Created. ! 31: */ ! 32: ! 33: #import <bsd/sys/types.h> ! 34: #import <bsd/sys/buf.h> ! 35: #import <objc/objc.h> ! 36: #import <bsd/sys/uio.h> ! 37: ! 38: #define STUB_UNIT(dev) (minor(dev) >> 3) ! 39: #define STUB_MAX_PHYS_IO (1024 * 1024) ! 40: ! 41: typedef struct { ! 42: /* ! 43: * One per unit. Each one of these maps to one node in ! 44: * /dev/ and to one instance of the IOStub object. ! 45: */ ! 46: struct buf *physbuf; /* for phys I/O */ ! 47: id stub_id; /* id of IOStub object */ ! 48: ! 49: } stub_object_t; ! 50: ! 51: extern stub_object_t stub_object[]; ! 52: ! 53: extern int stub_open(dev_t dev, int flag); ! 54: extern int stub_close(dev_t dev); ! 55: extern int stub_read(dev_t dev, struct uio *uiop); ! 56: extern int stub_write(dev_t dev, struct uio *uiop); ! 57: extern int stub_strategy(register struct buf *bp); ! 58: extern int stub_ioctl(dev_t dev, ! 59: int cmd, ! 60: caddr_t data, ! 61: int flag); ! 62:
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