| 1 | #ifndef HEADER_CURL_IF2IP_H
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| 2 | #define HEADER_CURL_IF2IP_H
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| 3 | /***************************************************************************
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| 4 | * _ _ ____ _
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| 5 | * Project ___| | | | _ \| |
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| 6 | * / __| | | | |_) | |
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| 7 | * | (__| |_| | _ <| |___
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| 8 | * \___|\___/|_| \_\_____|
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| 9 | *
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| 10 | * Copyright (C) 1998 - 2020, 2022, Daniel Stenberg, <[email protected]>, et al.
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| 11 | *
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| 12 | * This software is licensed as described in the file COPYING, which
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| 13 | * you should have received as part of this distribution. The terms
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| 14 | * are also available at https://curl.se/docs/copyright.html.
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| 15 | *
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| 16 | * You may opt to use, copy, modify, merge, publish, distribute and/or sell
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| 17 | * copies of the Software, and permit persons to whom the Software is
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| 18 | * furnished to do so, under the terms of the COPYING file.
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| 19 | *
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| 20 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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| 21 | * KIND, either express or implied.
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| 22 | *
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| 23 | ***************************************************************************/
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| 24 | #include "curl_setup.h"
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| 25 |
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| 26 | /* IPv6 address scopes. */
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| 27 | #define IPV6_SCOPE_GLOBAL 0 /* Global scope. */
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| 28 | #define IPV6_SCOPE_LINKLOCAL 1 /* Link-local scope. */
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| 29 | #define IPV6_SCOPE_SITELOCAL 2 /* Site-local scope (deprecated). */
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| 30 | #define IPV6_SCOPE_UNIQUELOCAL 3 /* Unique local */
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| 31 | #define IPV6_SCOPE_NODELOCAL 4 /* Loopback. */
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| 32 |
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| 33 | #ifdef ENABLE_IPV6
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| 34 | unsigned int Curl_ipv6_scope(const struct sockaddr *sa);
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| 35 | #else
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| 36 | #define Curl_ipv6_scope(x) 0
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| 37 | #endif
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| 38 |
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| 39 | typedef enum {
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| 40 | IF2IP_NOT_FOUND = 0, /* Interface not found */
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| 41 | IF2IP_AF_NOT_SUPPORTED = 1, /* Int. exists but has no address for this af */
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| 42 | IF2IP_FOUND = 2 /* The address has been stored in "buf" */
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| 43 | } if2ip_result_t;
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| 44 |
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| 45 | if2ip_result_t Curl_if2ip(int af,
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| 46 | #ifdef ENABLE_IPV6
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| 47 | unsigned int remote_scope,
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| 48 | unsigned int local_scope_id,
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| 49 | #endif
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| 50 | const char *interf,
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| 51 | char *buf, int buf_size);
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| 52 |
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| 53 | #ifdef __INTERIX
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| 54 |
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| 55 | /* Nedelcho Stanev's work-around for SFU 3.0 */
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| 56 | struct ifreq {
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| 57 | #define IFNAMSIZ 16
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| 58 | #define IFHWADDRLEN 6
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| 59 | union {
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| 60 | char ifrn_name[IFNAMSIZ]; /* if name, e.g. "en0" */
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| 61 | } ifr_ifrn;
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| 62 |
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| 63 | union {
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| 64 | struct sockaddr ifru_addr;
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| 65 | struct sockaddr ifru_broadaddr;
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| 66 | struct sockaddr ifru_netmask;
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| 67 | struct sockaddr ifru_hwaddr;
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| 68 | short ifru_flags;
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| 69 | int ifru_metric;
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| 70 | int ifru_mtu;
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| 71 | } ifr_ifru;
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| 72 | };
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| 73 |
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| 74 | /* This define was added by Daniel to avoid an extra #ifdef INTERIX in the
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| 75 | C code. */
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| 76 |
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| 77 | #define ifr_name ifr_ifrn.ifrn_name /* interface name */
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| 78 | #define ifr_addr ifr_ifru.ifru_addr /* address */
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| 79 | #define ifr_broadaddr ifr_ifru.ifru_broadaddr /* broadcast address */
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| 80 | #define ifr_netmask ifr_ifru.ifru_netmask /* interface net mask */
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| 81 | #define ifr_flags ifr_ifru.ifru_flags /* flags */
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| 82 | #define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */
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| 83 | #define ifr_metric ifr_ifru.ifru_metric /* metric */
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| 84 | #define ifr_mtu ifr_ifru.ifru_mtu /* mtu */
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| 85 |
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| 86 | #define SIOCGIFADDR _IOW('s', 102, struct ifreq) /* Get if addr */
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| 87 |
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| 88 | #endif /* __INTERIX */
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| 89 |
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| 90 | #endif /* HEADER_CURL_IF2IP_H */
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