1 /* Declarations for host.c
2 Copyright (C) 1995, 1996, 1997, 2001 Free Software Foundation, Inc.
4 This file is part of GNU Wget.
6 GNU Wget is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 GNU Wget is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with Wget; if not, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
24 #include <netinet/in.h>
25 #include <sys/socket.h>
32 /* wget_sockaddr is used instead of sockaddr where an IPV6 address
36 struct sockaddr sa; /* Generic but too small */
37 struct sockaddr_in sin; /* IPv4 socket address */
39 struct sockaddr_in6 sin6; /* IPv6 socket address */
44 unsigned char bytes[4];
47 /* If compiled with IPv6 support, we internally represent all IP
48 addresses as IPv6 addresses. IPv4 addresses are dynamically mapped
49 to IPv6, i.e. stored in the format ::ffff:<Ipv4>. */
52 # define MAX_IP_ADDRESS_SIZE 16
54 # define MAX_IP_ADDRESS_SIZE 4
58 unsigned char bytes[MAX_IP_ADDRESS_SIZE];
61 /* Function declarations */
62 struct address_list *lookup_host PARAMS ((const char *, int));
63 char *herrmsg PARAMS ((int));
65 void address_list_get_bounds PARAMS ((struct address_list *, int *, int *));
66 void address_list_copy_one PARAMS ((struct address_list *, int,
68 int address_list_match_all PARAMS ((struct address_list *,
69 struct address_list *));
70 void address_list_set_faulty PARAMS ((struct address_list *, int));
71 void address_list_release PARAMS ((struct address_list *));
73 char *pretty_print_address PARAMS ((ip_address *));
75 int accept_domain PARAMS ((struct url *));
76 int sufmatch PARAMS ((const char **, const char *));
78 void host_cleanup PARAMS ((void));
80 void wget_sockaddr_set_address PARAMS((wget_sockaddr *, int,
81 unsigned short, ip_address *));
82 void wget_sockaddr_set_port PARAMS((wget_sockaddr *, unsigned short));
83 void *wget_sockaddr_get_addr PARAMS((wget_sockaddr *));
84 unsigned short wget_sockaddr_get_port PARAMS((const wget_sockaddr *));
85 int sockaddr_len PARAMS(());
86 void map_ipv4_to_ip PARAMS((ip4_address *, ip_address *));
87 int map_ip_to_ipv4 PARAMS((ip_address *, ip4_address *));
89 extern int ip_default_family; /* defined in host.c */