1 /* $OpenBSD: extern.h,v 1.6 2003/06/03 02:56:20 millert Exp $ */ 2 /* $NetBSD: extern.h,v 1.4 1995/11/01 00:45:22 pk Exp $ */ 3 4 /*- 5 * Copyright (c) 1991, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * 32 * @(#)extern.h 8.1 (Berkeley) 6/6/93 33 */ 34 35 typedef struct { 36 enum { STRING1, STRING2 } which; 37 enum { EOS, INFINITE, NORMAL, RANGE, SEQUENCE, SET } state; 38 int cnt; /* character count */ 39 int lastch; /* last character */ 40 int equiv[2]; /* equivalence set */ 41 int *set; /* set of characters */ 42 unsigned char *str; /* user's string */ 43 } STR; 44 45 #include <limits.h> 46 #define NCHARS (UCHAR_MAX + 1) /* Number of possible characters. */ 47 #define OOBCH (UCHAR_MAX + 1) /* Out of band character value. */ 48 49 int next(STR *); 50