131921Sbrian/*- 231921Sbrian * Copyright (c) 1997 Brian Somers <brian@Awfulhak.org> 331921Sbrian * All rights reserved. 431921Sbrian * 531921Sbrian * Redistribution and use in source and binary forms, with or without 631921Sbrian * modification, are permitted provided that the following conditions 731921Sbrian * are met: 831921Sbrian * 1. Redistributions of source code must retain the above copyright 931921Sbrian * notice, this list of conditions and the following disclaimer. 1031921Sbrian * 2. Redistributions in binary form must reproduce the above copyright 1131921Sbrian * notice, this list of conditions and the following disclaimer in the 1231921Sbrian * documentation and/or other materials provided with the distribution. 1331921Sbrian * 1431921Sbrian * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1531921Sbrian * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1631921Sbrian * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1731921Sbrian * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 1831921Sbrian * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 1931921Sbrian * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2031921Sbrian * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2131921Sbrian * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2231921Sbrian * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2331921Sbrian * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2431921Sbrian * SUCH DAMAGE. 2531921Sbrian * 2650479Speter * $FreeBSD$ 2731690Sbrian */ 2831690Sbrian 2937210Sbrianstruct iplist_cur { 3037210Sbrian struct in_addr ip; 3137210Sbrian int pos; 3237210Sbrian char *srcptr; 3337210Sbrian u_long srcitem; 3437210Sbrian u_int32_t lstart; 3537210Sbrian u_long nItems; 3637210Sbrian}; 3737210Sbrian 3831690Sbrianstruct iplist { 3937210Sbrian struct iplist_cur cur; 4037210Sbrian u_long nItems; 4131690Sbrian char src[LINE_LEN]; 4231690Sbrian}; 4331690Sbrian 4431690Sbrianextern int iplist_setsrc(struct iplist *, const char *); 4531690Sbrianextern void iplist_reset(struct iplist *); 4637210Sbrianextern struct in_addr iplist_setcurpos(struct iplist *, long); 4731690Sbrianextern struct in_addr iplist_setrandpos(struct iplist *); 4831690Sbrianextern int iplist_ip2pos(struct iplist *, struct in_addr); 4931690Sbrianextern struct in_addr iplist_next(struct iplist *); 5031690Sbrian 5131690Sbrian#define iplist_isvalid(x) ((x)->src[0] != '\0') 52