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 * $FreeBSD$ 27 */ 28 29 struct iface_addr { 30 struct in_addr ifa; /* local address */ 31 struct in_addr mask; /* netmask */ 32 int bits; /* netmask bits - -1 if not contiguous */ 33 struct in_addr brd; /* peer address */ 34 }; 35 36 struct iface { 37 char *name; /* Interface name (malloc'd) */ 38 int index; /* Interface index */ 39 int flags; /* Interface flags (IFF_*) */ 40 41 int in_addrs; /* How many in_addr's */ 42 struct iface_addr *in_addr; /* Array of addresses (malloc'd) */ 43 }; 44 45 #define IFACE_CLEAR_ALL 0 /* Nuke 'em all */ 46 #define IFACE_CLEAR_ALIASES 1 /* Leave the IPCP address */ 47 48 #define IFACE_ADD_LAST 0 /* Just another alias */ 49 #define IFACE_ADD_FIRST 1 /* The IPCP address */ 50 #define IFACE_FORCE_ADD 2 /* OR'd with IFACE_ADD_{FIRST,LAST} */ 51 52 #define iface_Clear iface_inClear /* Same for now */ 53 54 extern struct iface *iface_Create(const char *name); 55 extern void iface_inClear(struct iface *, int); 56 extern int iface_inAdd(struct iface *, struct in_addr, struct in_addr, 57 struct in_addr, int); 58 extern int iface_inDelete(struct iface *, struct in_addr); 59 extern int iface_Show(struct cmdargs const *); 60 extern int iface_SetFlags(struct iface *, int); 61 extern int iface_ClearFlags(struct iface *, int); 62 extern void iface_Destroy(struct iface *); 63