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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 - 2019, 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_UNIQUELOCAL  3       /* Unique local */
   31: #define IPV6_SCOPE_NODELOCAL    4       /* Loopback. */
   32: 
   33: unsigned int Curl_ipv6_scope(const struct sockaddr *sa);
   34: 
   35: typedef enum {
   36:   IF2IP_NOT_FOUND = 0, /* Interface not found */
   37:   IF2IP_AF_NOT_SUPPORTED = 1, /* Int. exists but has no address for this af */
   38:   IF2IP_FOUND = 2 /* The address has been stored in "buf" */
   39: } if2ip_result_t;
   40: 
   41: if2ip_result_t Curl_if2ip(int af, unsigned int remote_scope,
   42:                           unsigned int local_scope_id, const char *interf,
   43:                           char *buf, int buf_size);
   44: 
   45: #ifdef __INTERIX
   46: 
   47: /* Nedelcho Stanev's work-around for SFU 3.0 */
   48: struct ifreq {
   49: #define IFNAMSIZ 16
   50: #define IFHWADDRLEN 6
   51:   union {
   52:     char ifrn_name[IFNAMSIZ]; /* if name, e.g. "en0" */
   53:   } ifr_ifrn;
   54: 
   55:  union {
   56:    struct sockaddr ifru_addr;
   57:    struct sockaddr ifru_broadaddr;
   58:    struct sockaddr ifru_netmask;
   59:    struct sockaddr ifru_hwaddr;
   60:    short ifru_flags;
   61:    int ifru_metric;
   62:    int ifru_mtu;
   63:  } ifr_ifru;
   64: };
   65: 
   66: /* This define was added by Daniel to avoid an extra #ifdef INTERIX in the
   67:    C code. */
   68: 
   69: #define ifr_name ifr_ifrn.ifrn_name /* interface name */
   70: #define ifr_addr ifr_ifru.ifru_addr /* address */
   71: #define ifr_broadaddr ifr_ifru.ifru_broadaddr /* broadcast address */
   72: #define ifr_netmask ifr_ifru.ifru_netmask /* interface net mask */
   73: #define ifr_flags ifr_ifru.ifru_flags /* flags */
   74: #define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */
   75: #define ifr_metric ifr_ifru.ifru_metric /* metric */
   76: #define ifr_mtu ifr_ifru.ifru_mtu /* mtu */
   77: 
   78: #define SIOCGIFADDR _IOW('s', 102, struct ifreq) /* Get if addr */
   79: 
   80: #endif /* __INTERIX */
   81: 
   82: #endif /* HEADER_CURL_IF2IP_H */