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1 office 1 /**
2 * @file
3 * Interface Identification APIs from:
4 * RFC 3493: Basic Socket Interface Extensions for IPv6
5 * Section 4: Interface Identification
6 */
7  
8 /*
9 * Copyright (c) 2017 Joel Cunningham, Garmin International, Inc. <joel.cunningham@garmin.com>
10 * All rights reserved.
11 *
12 * Redistribution and use in source and binary forms, with or without modification,
13 * are permitted provided that the following conditions are met:
14 *
15 * 1. Redistributions of source code must retain the above copyright notice,
16 * this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright notice,
18 * this list of conditions and the following disclaimer in the documentation
19 * and/or other materials provided with the distribution.
20 * 3. The name of the author may not be used to endorse or promote products
21 * derived from this software without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
24 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
25 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
26 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
27 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
28 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
31 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
32 * OF SUCH DAMAGE.
33 *
34 * This file is part of the lwIP TCP/IP stack.
35 *
36 * Author: Joel Cunningham <joel.cunningham@me.com>
37 *
38 */
39 #ifndef LWIP_HDR_IF_H
40 #define LWIP_HDR_IF_H
41  
42 #include "lwip/opt.h"
43  
44 #if LWIP_SOCKET /* don't build if not configured for use in lwipopts.h */
45  
46 #include "lwip/netif.h"
47  
48 #ifdef __cplusplus
49 extern "C" {
50 #endif
51  
52 #define IF_NAMESIZE NETIF_NAMESIZE
53  
54 char * lwip_if_indextoname(unsigned int ifindex, char *ifname);
55 unsigned int lwip_if_nametoindex(const char *ifname);
56  
57 #if LWIP_COMPAT_SOCKETS
58 #define if_indextoname(ifindex, ifname) lwip_if_indextoname(ifindex,ifname)
59 #define if_nametoindex(ifname) lwip_if_nametoindex(ifname)
60 #endif /* LWIP_COMPAT_SOCKETS */
61  
62 #ifdef __cplusplus
63 }
64 #endif
65  
66 #endif /* LWIP_SOCKET */
67  
68 #endif /* LWIP_HDR_IF_H */