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    1: #ifndef HEADER_CURL_ADDRINFO_H
    2: #define HEADER_CURL_ADDRINFO_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: 
   25: #include "curl_setup.h"
   26: 
   27: #ifdef HAVE_NETINET_IN_H
   28: #  include <netinet/in.h>
   29: #endif
   30: #ifdef HAVE_NETDB_H
   31: #  include <netdb.h>
   32: #endif
   33: #ifdef HAVE_ARPA_INET_H
   34: #  include <arpa/inet.h>
   35: #endif
   36: 
   37: #ifdef __VMS
   38: #  include <in.h>
   39: #  include <inet.h>
   40: #  include <stdlib.h>
   41: #endif
   42: 
   43: 
   44: /*
   45:  * Curl_addrinfo is our internal struct definition that we use to allow
   46:  * consistent internal handling of this data. We use this even when the
   47:  * system provides an addrinfo structure definition. And we use this for
   48:  * all sorts of IPv4 and IPV6 builds.
   49:  */
   50: 
   51: struct Curl_addrinfo {
   52:   int                   ai_flags;
   53:   int                   ai_family;
   54:   int                   ai_socktype;
   55:   int                   ai_protocol;
   56:   curl_socklen_t        ai_addrlen;   /* Follow rfc3493 struct addrinfo */
   57:   char                 *ai_canonname;
   58:   struct sockaddr      *ai_addr;
   59:   struct Curl_addrinfo *ai_next;
   60: };
   61: typedef struct Curl_addrinfo Curl_addrinfo;
   62: 
   63: void
   64: Curl_freeaddrinfo(Curl_addrinfo *cahead);
   65: 
   66: #ifdef HAVE_GETADDRINFO
   67: int
   68: Curl_getaddrinfo_ex(const char *nodename,
   69:                     const char *servname,
   70:                     const struct addrinfo *hints,
   71:                     Curl_addrinfo **result);
   72: #endif
   73: 
   74: Curl_addrinfo *
   75: Curl_he2ai(const struct hostent *he, int port);
   76: 
   77: Curl_addrinfo *
   78: Curl_ip2addr(int af, const void *inaddr, const char *hostname, int port);
   79: 
   80: Curl_addrinfo *Curl_str2addr(char *dotted, int port);
   81: 
   82: #ifdef USE_UNIX_SOCKETS
   83: Curl_addrinfo *Curl_unix2addr(const char *path, bool *longpath, bool abstract);
   84: #endif
   85: 
   86: #if defined(CURLDEBUG) && defined(HAVE_GETADDRINFO) && \
   87:     defined(HAVE_FREEADDRINFO)
   88: void
   89: curl_dbg_freeaddrinfo(struct addrinfo *freethis, int line, const char *source);
   90: #endif
   91: 
   92: #if defined(CURLDEBUG) && defined(HAVE_GETADDRINFO)
   93: int
   94: curl_dbg_getaddrinfo(const char *hostname, const char *service,
   95:                      const struct addrinfo *hints, struct addrinfo **result,
   96:                      int line, const char *source);
   97: #endif
   98: 
   99: #ifdef HAVE_GETADDRINFO
  100: #ifdef USE_RESOLVE_ON_IPS
  101: void Curl_addrinfo_set_port(Curl_addrinfo *addrinfo, int port);
  102: #else
  103: #define Curl_addrinfo_set_port(x,y)
  104: #endif
  105: #endif
  106: 
  107: #endif /* HEADER_CURL_ADDRINFO_H */