glibc (2.38)
1 /* Functions for storing Ethernet addresses in ASCII and mapping to hostnames.
2 Copyright (C) 1996-2023 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19 #ifndef _NETINET_ETHER_H
20 #define _NETINET_ETHER_H 1
21
22 #include <features.h>
23
24 /* Get definition of `struct ether_addr'. */
25 #include <netinet/if_ether.h>
26
27 #ifdef __USE_MISC
28 __BEGIN_DECLS
29
30 /* Convert 48 bit Ethernet ADDRess to ASCII. */
31 extern char *ether_ntoa (const struct ether_addr *__addr) __THROW;
32 extern char *ether_ntoa_r (const struct ether_addr *__addr, char *__buf)
33 __THROW;
34
35 /* Convert ASCII string S to 48 bit Ethernet address. */
36 extern struct ether_addr *ether_aton (const char *__asc) __THROW;
37 extern struct ether_addr *ether_aton_r (const char *__asc,
38 struct ether_addr *__addr) __THROW;
39
40 /* Map 48 bit Ethernet number ADDR to HOSTNAME. */
41 extern int ether_ntohost (char *__hostname, const struct ether_addr *__addr)
42 __THROW;
43
44 /* Map HOSTNAME to 48 bit Ethernet address. */
45 extern int ether_hostton (const char *__hostname, struct ether_addr *__addr)
46 __THROW;
47
48 /* Scan LINE and set ADDR and HOSTNAME. */
49 extern int ether_line (const char *__line, struct ether_addr *__addr,
50 char *__hostname) __THROW;
51
52 __END_DECLS
53 #endif /* Use misc. */
54
55 #endif /* netinet/ether.h */
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