/*- * SPDX-License-Identifier: BSD-2-Clause * * Copyright (c) 1997 Brian Somers <brian@Awfulhak.org> * 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. */ struct iplist_cur { struct in_addr ip; int pos; char *srcptr; u_long srcitem; u_int32_t lstart; u_long nItems; }; struct iplist { struct iplist_cur cur; u_long nItems; char src[LINE_LEN]; }; extern int iplist_setsrc(struct iplist *, const char *); extern void iplist_reset(struct iplist *); extern struct in_addr iplist_setcurpos(struct iplist *, long); extern struct in_addr iplist_setrandpos(struct iplist *); extern int iplist_ip2pos(struct iplist *, struct in_addr); extern struct in_addr iplist_next(struct iplist *); #define iplist_isvalid(x) ((x)->src[0] != '\0')