107 lines
4.3 KiB
C
107 lines
4.3 KiB
C
/* Copyright (C) 1997, 1999, 2000, 2001, 2004 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library 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
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, write to the Free
|
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
02111-1307 USA. */
|
|
|
|
#ifndef _ARPA_INET_H
|
|
#define _ARPA_INET_H 1
|
|
|
|
#include <features.h>
|
|
#include <netinet/in.h> /* To define `struct in_addr'. */
|
|
|
|
/* Type for length arguments in socket calls. */
|
|
#ifndef __socklen_t_defined
|
|
typedef __socklen_t socklen_t;
|
|
# define __socklen_t_defined
|
|
#endif
|
|
|
|
__BEGIN_DECLS
|
|
|
|
/* Convert Internet host address from numbers-and-dots notation in CP
|
|
into binary data in network byte order. */
|
|
extern in_addr_t inet_addr (__const char *__cp) __THROW;
|
|
|
|
/* Return the local host address part of the Internet address in IN. */
|
|
extern in_addr_t inet_lnaof (struct in_addr __in) __THROW;
|
|
|
|
/* Make Internet host address in network byte order by combining the
|
|
network number NET with the local address HOST. */
|
|
extern struct in_addr inet_makeaddr (in_addr_t __net, in_addr_t __host)
|
|
__THROW;
|
|
|
|
/* Return network number part of the Internet address IN. */
|
|
extern in_addr_t inet_netof (struct in_addr __in) __THROW;
|
|
|
|
/* Extract the network number in network byte order from the address
|
|
in numbers-and-dots natation starting at CP. */
|
|
extern in_addr_t inet_network (__const char *__cp) __THROW;
|
|
|
|
/* Convert Internet number in IN to ASCII representation. The return value
|
|
is a pointer to an internal array containing the string. */
|
|
extern char *inet_ntoa (struct in_addr __in) __THROW;
|
|
|
|
/* Convert from presentation format of an Internet number in buffer
|
|
starting at CP to the binary network format and store result for
|
|
interface type AF in buffer starting at BUF. */
|
|
extern int inet_pton (int __af, __const char *__restrict __cp,
|
|
void *__restrict __buf) __THROW;
|
|
|
|
/* Convert a Internet address in binary network format for interface
|
|
type AF in buffer starting at CP to presentation form and place
|
|
result in buffer of length LEN astarting at BUF. */
|
|
extern __const char *inet_ntop (int __af, __const void *__restrict __cp,
|
|
char *__restrict __buf, socklen_t __len)
|
|
__THROW;
|
|
|
|
|
|
/* The following functions are not part of XNS 5.2. */
|
|
#ifdef __USE_MISC
|
|
/* Convert Internet host address from numbers-and-dots notation in CP
|
|
into binary data and store the result in the structure INP. */
|
|
extern int inet_aton (__const char *__cp, struct in_addr *__inp) __THROW;
|
|
|
|
/* Format a network number NET into presentation format and place result
|
|
in buffer starting at BUF with length of LEN bytes. */
|
|
extern char *inet_neta (in_addr_t __net, char *__buf, size_t __len) __THROW;
|
|
|
|
/* Convert network number for interface type AF in buffer starting at
|
|
CP to presentation format. The result will specifiy BITS bits of
|
|
the number. */
|
|
extern char *inet_net_ntop (int __af, __const void *__cp, int __bits,
|
|
char *__buf, size_t __len) __THROW;
|
|
|
|
/* Convert network number for interface type AF from presentation in
|
|
buffer starting at CP to network format and store result int
|
|
buffer starting at BUF of size LEN. */
|
|
extern int inet_net_pton (int __af, __const char *__cp,
|
|
void *__buf, size_t __len) __THROW;
|
|
|
|
/* Convert ASCII representation in hexadecimal form of the Internet
|
|
address to binary form and place result in buffer of length LEN
|
|
starting at BUF. */
|
|
extern unsigned int inet_nsap_addr (__const char *__cp,
|
|
unsigned char *__buf, int __len) __THROW;
|
|
|
|
/* Convert internet address in binary form in LEN bytes starting at CP
|
|
a presentation form and place result in BUF. */
|
|
extern char *inet_nsap_ntoa (int __len, __const unsigned char *__cp,
|
|
char *__buf) __THROW;
|
|
#endif
|
|
|
|
__END_DECLS
|
|
|
|
#endif /* arpa/inet.h */
|