/* * Copyright (c) 1990 The Regents of the University of California. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * from: @(#)ppiioctl.h 7.2 (Berkeley) 12/16/90 * $Id: parioctl.h,v 1.1.1.1 1996/05/05 12:17:03 oki Exp $ */ #ifndef _IOCTL_ #include #endif struct parparam { int burst; /* chars to send/recv in one call */ int timo; /* timeout: -1 blocking, 0 non-blocking, >0 msec */ int delay; /* delay between polls (msec) */ }; #define PAR_BLOCK -1 #define PAR_NOBLOCK 0 /* default values */ #define PAR_BURST 1024 #define PAR_TIMO PAR_BLOCK #define PAR_DELAY 10 /* limits */ #define PAR_BURST_MIN 1 #define PAR_BURST_MAX 1024 #define PAR_DELAY_MIN 0 #define PAR_DELAY_MAX 30000 #define PARIOCSPARAM _IOW('P', 0x1, struct parparam) #define PARIOCGPARAM _IOR('P', 0x2, struct parparam)