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glibc/inet/arpa/inet.h
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/* Copyright (C) 1997, 1999 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 Library General Public License as | |
published by the Free Software Foundation; either version 2 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 | |
Library General Public License for more details. | |
You should have received a copy of the GNU Library General Public | |
License along with the GNU C Library; see the file COPYING.LIB. 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 <sys/types.h> | |
#include <netinet/in.h> /* To define `struct in_addr'. */ | |
__BEGIN_DECLS | |
/* Convert Internet host address from numbers-and-dots notation in CP | |
into binary data in network byte order. */ | |
extern u_int32_t inet_addr (__const char *__cp) __THROW; | |
/* 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; | |
/* Return the local host address part of the Internet address in IN. */ | |
extern u_int32_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 (u_int32_t __net, u_int32_t __host) __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 (u_int32_t __net, char *__buf, size_t __len) __THROW; | |
/* Return network number part of the Internet address IN. */ | |
extern u_int32_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 u_int32_t inet_network (__const char *__cp) __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 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 *__cp, void *__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 *__cp, | |
char *__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; | |
__END_DECLS | |
#endif /* arpa/inet.h */ |