1/*- 2 * 3 * Coda: an Experimental Distributed File System 4 * Release 3.1 5 * 6 * Copyright (c) 1987-1998 Carnegie Mellon University 7 * All Rights Reserved 8 * 9 * Permission to use, copy, modify and distribute this software and its 10 * documentation is hereby granted, provided that both the copyright 11 * notice and this permission notice appear in all copies of the 12 * software, derivative works or modified versions, and any portions 13 * thereof, and that both notices appear in supporting documentation, and 14 * that credit is given to Carnegie Mellon University in all documents 15 * and publicity pertaining to direct or indirect use of this code or its 16 * derivatives. 17 * 18 * CODA IS AN EXPERIMENTAL SOFTWARE SYSTEM AND IS KNOWN TO HAVE BUGS, 19 * SOME OF WHICH MAY HAVE SERIOUS CONSEQUENCES. CARNEGIE MELLON ALLOWS 20 * FREE USE OF THIS SOFTWARE IN ITS "AS IS" CONDITION. CARNEGIE MELLON 21 * DISCLAIMS ANY LIABILITY OF ANY KIND FOR ANY DAMAGES WHATSOEVER 22 * RESULTING DIRECTLY OR INDIRECTLY FROM THE USE OF THIS SOFTWARE OR OF 23 * ANY DERIVATIVE WORK. 24 * 25 * Carnegie Mellon encourages users of this software to return any 26 * improvements or extensions that they make, and to grant Carnegie 27 * Mellon the rights to redistribute these changes without encumbrance. 28 * 29 * @(#) src/sys/coda/coda_pioctl.h,v 1.1.1.1 1998/08/29 21:14:52 rvb Exp $ 30 * $FreeBSD$ 31 * 32 */ 33 34/*- 35 * Mach Operating System 36 * Copyright (c) 1989 Carnegie-Mellon University 37 * Copyright (c) 1988 Carnegie-Mellon University 38 * Copyright (c) 1987 Carnegie-Mellon University 39 * All rights reserved. The CMU software License Agreement specifies 40 * the terms and conditions for use and redistribution. 41 */ 42 43/* 44 * ITC Remote filesystem - vice ioctl interface module 45 * 46 * TODO: Find /usr/local/include/viceioctl.h. 47 */ 48 49#ifndef _SYS_PIOCTL_H_ 50#define _SYS_PIOCTL_H_ 51 52/* 53 * The 2K limits above are a consequence of the size of the kernel buffer 54 * used to buffer requests from the user to venus--2*MAXPATHLEN. The buffer 55 * pointers may be null, or the counts may be 0 if there are no input or 56 * output parameters. 57 */ 58#define _VICEIOCTL(id) ((unsigned int )_IOW('V', id, struct ViceIoctl)) 59 60/* 61 * Use this macro to define up to 256 vice ioctl's. These ioctl's all 62 * potentially have in/out parameters--this depends upon the values in the 63 * ViceIoctl structure. This structure is itself passed into the kernel by 64 * the normal ioctl parameter passing mechanism. 65 */ 66#define _VALIDVICEIOCTL(com) (com >= _VICEIOCTL(0) && \ 67 com <= _VICEIOCTL(255)) 68 69#endif /* !_SYS_PIOCTL_H_ */ 70