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