mirror of
https://github.com/moparisthebest/wget
synced 2024-07-03 16:38:41 -04:00
119 lines
3.8 KiB
C
119 lines
3.8 KiB
C
/* Declarations for host.c
|
|
Copyright (C) 1995, 1996, 1997, 2001 Free Software Foundation, Inc.
|
|
|
|
This file is part of GNU Wget.
|
|
|
|
GNU Wget is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
GNU Wget is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with Wget; if not, write to the Free Software
|
|
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
|
|
In addition, as a special exception, the Free Software Foundation
|
|
gives permission to link the code of its release of Wget with the
|
|
OpenSSL project's "OpenSSL" library (or with modified versions of it
|
|
that use the same license as the "OpenSSL" library), and distribute
|
|
the linked executables. You must obey the GNU General Public License
|
|
in all respects for all of the code used other than "OpenSSL". If you
|
|
modify this file, you may extend this exception to your version of the
|
|
file, but you are not obligated to do so. If you do not wish to do
|
|
so, delete this exception statement from your version. */
|
|
|
|
#ifndef HOST_H
|
|
#define HOST_H
|
|
|
|
#ifdef WINDOWS
|
|
# include <winsock.h>
|
|
#else
|
|
# include <netdb.h>
|
|
# include <sys/socket.h>
|
|
# include <netinet/in.h>
|
|
#ifndef __BEOS__
|
|
# include <arpa/inet.h>
|
|
#endif
|
|
#endif
|
|
|
|
struct url;
|
|
struct address_list;
|
|
|
|
/* This struct defines an IP address, tagged with family type. */
|
|
|
|
typedef struct {
|
|
/* Address type. */
|
|
enum {
|
|
IPV4_ADDRESS
|
|
#ifdef ENABLE_IPV6
|
|
, IPV6_ADDRESS
|
|
#endif /* ENABLE_IPV6 */
|
|
} type;
|
|
|
|
/* Address data union: ipv6 contains IPv6-related data (address and
|
|
scope), and ipv4 contains the IPv4 address. */
|
|
union {
|
|
#ifdef ENABLE_IPV6
|
|
struct {
|
|
struct in6_addr addr;
|
|
# ifdef HAVE_SOCKADDR_IN6_SCOPE_ID
|
|
unsigned int scope_id;
|
|
# endif
|
|
} ipv6;
|
|
#endif /* ENABLE_IPV6 */
|
|
struct {
|
|
struct in_addr addr;
|
|
} ipv4;
|
|
} u;
|
|
} ip_address;
|
|
|
|
/* Because C doesn't support anonymous unions, access to ip_address
|
|
elements is unwieldy. Hence the accessors.
|
|
|
|
The _ADDR accessors return the address as the struct in_addr or
|
|
in6_addr. The _DATA accessor returns a pointer to the address data
|
|
-- pretty much the same as the above, but cast to void*. The
|
|
_SCOPE accessor returns the address's scope_id, and makes sense
|
|
only when IPv6 and HAVE_SOCKADDR_IN6_SCOPE_ID are both defined. */
|
|
|
|
#define ADDRESS_IPV4_IN_ADDR(x) ((x)->u.ipv4.addr)
|
|
/* Don't use &x->u.ipv4.addr.s_addr because it can be #defined to a
|
|
bitfield, which you can't take an address of. */
|
|
#define ADDRESS_IPV4_DATA(x) ((void *)&(x)->u.ipv4.addr)
|
|
|
|
#define ADDRESS_IPV6_IN6_ADDR(x) ((x)->u.ipv6.addr)
|
|
#define ADDRESS_IPV6_DATA(x) ((void *)&(x)->u.ipv6.addr)
|
|
#define ADDRESS_IPV6_SCOPE(x) ((x)->u.ipv6.scope_id)
|
|
|
|
enum {
|
|
LH_SILENT = 1,
|
|
LH_BIND = 2,
|
|
LH_REFRESH = 4
|
|
};
|
|
struct address_list *lookup_host (const char *, int);
|
|
|
|
void address_list_get_bounds (const struct address_list *, int *, int *);
|
|
const ip_address *address_list_address_at (const struct address_list *, int);
|
|
bool address_list_contains (const struct address_list *, const ip_address *);
|
|
void address_list_set_faulty (struct address_list *, int);
|
|
void address_list_set_connected (struct address_list *);
|
|
bool address_list_connected_p (const struct address_list *);
|
|
void address_list_release (struct address_list *);
|
|
|
|
const char *pretty_print_address (const ip_address *);
|
|
#ifdef ENABLE_IPV6
|
|
bool is_valid_ipv6_address (const char *, const char *);
|
|
#endif
|
|
|
|
bool accept_domain (struct url *);
|
|
bool sufmatch (const char **, const char *);
|
|
|
|
void host_cleanup (void);
|
|
|
|
#endif /* HOST_H */
|