mirror of
https://github.com/moparisthebest/wget
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93 lines
2.8 KiB
C
93 lines
2.8 KiB
C
/* Declarations for host.c
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Copyright (C) 1995, 1996, 1997, 2001 Free Software Foundation, Inc.
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This file is part of GNU Wget.
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GNU Wget is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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GNU Wget is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Wget; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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#ifndef HOST_H
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#define HOST_H
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#include <netdb.h>
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#include <netinet/in.h>
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#include <sys/socket.h>
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#undef INET6
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struct url;
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struct address_list;
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/* wget_sockaddr is used instead of sockaddr where an IPV6 address
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must fit. */
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typedef union {
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struct sockaddr sa; /* Generic but too small */
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struct sockaddr_in sin; /* IPv4 socket address */
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#ifdef INET6
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struct sockaddr_in6 sin6; /* IPv6 socket address */
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#endif
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} wget_sockaddr;
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typedef struct {
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unsigned char bytes[4];
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} ip4_address;
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/* If compiled with IPv6 support, we internally represent all IP
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addresses as IPv6 addresses. IPv4 addresses are dynamically mapped
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to IPv6, i.e. stored in the format ::ffff:<Ipv4>. */
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#ifdef INET6
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# define MAX_IP_ADDRESS_SIZE 16
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#else
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# define MAX_IP_ADDRESS_SIZE 4
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#endif
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typedef struct {
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unsigned char bytes[MAX_IP_ADDRESS_SIZE];
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} ip_address;
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/* Function declarations */
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struct address_list *lookup_host PARAMS ((const char *, int));
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char *herrmsg PARAMS ((int));
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void address_list_get_bounds PARAMS ((struct address_list *, int *, int *));
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void address_list_copy_one PARAMS ((struct address_list *, int,
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ip_address *));
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int address_list_match_all PARAMS ((struct address_list *,
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struct address_list *));
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void address_list_set_faulty PARAMS ((struct address_list *, int));
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void address_list_release PARAMS ((struct address_list *));
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char *pretty_print_address PARAMS ((ip_address *));
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int accept_domain PARAMS ((struct url *));
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int sufmatch PARAMS ((const char **, const char *));
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void host_cleanup PARAMS ((void));
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void wget_sockaddr_set_address PARAMS((wget_sockaddr *, int,
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unsigned short, ip_address *));
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void wget_sockaddr_set_port PARAMS((wget_sockaddr *, unsigned short));
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void *wget_sockaddr_get_addr PARAMS((wget_sockaddr *));
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unsigned short wget_sockaddr_get_port PARAMS((const wget_sockaddr *));
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int sockaddr_len PARAMS(());
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void map_ipv4_to_ip PARAMS((ip4_address *, ip_address *));
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int map_ip_to_ipv4 PARAMS((ip_address *, ip4_address *));
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extern int ip_default_family; /* defined in host.c */
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#endif /* HOST_H */
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