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1 #ifndef HEADER_CURL_IF2IP_H
2 #define HEADER_CURL_IF2IP_H
3 /***************************************************************************
4  *                                  _   _ ____  _
5  *  Project                     ___| | | |  _ \| |
6  *                             / __| | | | |_) | |
7  *                            | (__| |_| |  _ <| |___
8  *                             \___|\___/|_| \_\_____|
9  *
10  * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
11  *
12  * This software is licensed as described in the file COPYING, which
13  * you should have received as part of this distribution. The terms
14  * are also available at https://curl.haxx.se/docs/copyright.html.
15  *
16  * You may opt to use, copy, modify, merge, publish, distribute and/or sell
17  * copies of the Software, and permit persons to whom the Software is
18  * furnished to do so, under the terms of the COPYING file.
19  *
20  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
21  * KIND, either express or implied.
22  *
23  ***************************************************************************/
24 #include "curl_setup.h"
25 
26 /* IPv6 address scopes. */
27 #define IPV6_SCOPE_GLOBAL       0       /* Global scope. */
28 #define IPV6_SCOPE_LINKLOCAL    1       /* Link-local scope. */
29 #define IPV6_SCOPE_SITELOCAL    2       /* Site-local scope (deprecated). */
30 #define IPV6_SCOPE_NODELOCAL    3       /* Loopback. */
31 
32 unsigned int Curl_ipv6_scope(const struct sockaddr *sa);
33 
34 bool Curl_if_is_interface_name(const char *interf);
35 
36 typedef enum {
37   IF2IP_NOT_FOUND = 0, /* Interface not found */
38   IF2IP_AF_NOT_SUPPORTED = 1, /* Int. exists but has no address for this af */
39   IF2IP_FOUND = 2 /* The address has been stored in "buf" */
40 } if2ip_result_t;
41 
42 if2ip_result_t Curl_if2ip(int af, unsigned int remote_scope,
43                           unsigned int remote_scope_id, const char *interf,
44                           char *buf, int buf_size);
45 
46 #ifdef __INTERIX
47 
48 /* Nedelcho Stanev's work-around for SFU 3.0 */
49 struct ifreq {
50 #define IFNAMSIZ 16
51 #define IFHWADDRLEN 6
52   union {
53     char ifrn_name[IFNAMSIZ]; /* if name, e.g. "en0" */
54   } ifr_ifrn;
55 
56  union {
57    struct sockaddr ifru_addr;
58    struct sockaddr ifru_broadaddr;
59    struct sockaddr ifru_netmask;
60    struct sockaddr ifru_hwaddr;
61    short ifru_flags;
62    int ifru_metric;
63    int ifru_mtu;
64  } ifr_ifru;
65 };
66 
67 /* This define was added by Daniel to avoid an extra #ifdef INTERIX in the
68    C code. */
69 
70 #define ifr_name ifr_ifrn.ifrn_name /* interface name */
71 #define ifr_addr ifr_ifru.ifru_addr /* address */
72 #define ifr_broadaddr ifr_ifru.ifru_broadaddr /* broadcast address */
73 #define ifr_netmask ifr_ifru.ifru_netmask /* interface net mask */
74 #define ifr_flags ifr_ifru.ifru_flags /* flags */
75 #define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */
76 #define ifr_metric ifr_ifru.ifru_metric /* metric */
77 #define ifr_mtu ifr_ifru.ifru_mtu /* mtu */
78 
79 #define SIOCGIFADDR _IOW('s', 102, struct ifreq) /* Get if addr */
80 
81 #endif /* __INTERIX */
82 
83 #endif /* HEADER_CURL_IF2IP_H */
84