1 /*- 2 * Copyright (c) 1998 Brian Somers <brian@Awfulhak.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD: src/usr.sbin/ppp/iface.h,v 1.8.26.1 2010/12/21 17:10:29 kensmith Exp $ 27 */ 28 29 struct ifa_msghdr; 30 31 struct iface_addr { 32 unsigned system : 1; /* System alias ? */ 33 struct ncprange ifa; /* local address/mask */ 34 struct ncpaddr peer; /* peer address */ 35 }; 36 37 struct iface { 38 char *name; /* Interface name (malloc'd) */ 39 int index; /* Interface index */ 40 int flags; /* Interface flags (IFF_*) */ 41 unsigned long mtu; /* struct tuninfo MTU */ 42 43 unsigned addrs; /* How many in_addr's */ 44 struct iface_addr *addr; /* Array of addresses (malloc'd) */ 45 }; 46 47 #define IFACE_CLEAR_ALL 0 /* Nuke 'em all */ 48 #define IFACE_CLEAR_ALIASES 1 /* Leave the NCP address */ 49 50 #define IFACE_ADD_LAST 0 /* Just another alias */ 51 #define IFACE_ADD_FIRST 1 /* The IPCP address */ 52 #define IFACE_FORCE_ADD 2 /* OR'd with IFACE_ADD_{FIRST,LAST} */ 53 54 #define IFACE_SYSTEM 4 /* Set/clear SYSTEM entries */ 55 56 extern struct iface *iface_Create(const char *name); 57 extern void iface_Clear(struct iface *, struct ncp *, int, int); 58 extern int iface_Add(struct iface *, struct ncp *, const struct ncprange *, 59 const struct ncpaddr *, int); 60 extern int iface_Delete(struct iface *, struct ncp *, const struct ncpaddr *); 61 extern int iface_Show(struct cmdargs const *); 62 extern int iface_SetFlags(const char *, int); 63 extern int iface_ClearFlags(const char *, int); 64 extern void iface_Destroy(struct iface *); 65 extern void iface_ParseHdr(struct ifa_msghdr *, struct sockaddr *[RTAX_MAX]); 66