freebsd-dev/usr.sbin/ppp/iplist.h
1999-08-28 01:35:59 +00:00

52 lines
1.9 KiB
C

/*-
* 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.
*
* $FreeBSD$
*/
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')