ether.h 2.2 KB

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  1. /* Functions for storing Ethernet addresses in ASCII and mapping to hostnames.
  2. Copyright (C) 1996, 1997, 1999 Free Software Foundation, Inc.
  3. This file is part of the GNU C Library.
  4. The GNU C Library is free software; you can redistribute it and/or
  5. modify it under the terms of the GNU Lesser General Public
  6. License as published by the Free Software Foundation; either
  7. version 2.1 of the License, or (at your option) any later version.
  8. The GNU C Library is distributed in the hope that it will be useful,
  9. but WITHOUT ANY WARRANTY; without even the implied warranty of
  10. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  11. Lesser General Public License for more details.
  12. You should have received a copy of the GNU Lesser General Public
  13. License along with the GNU C Library; if not, write to the Free
  14. Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  15. 02111-1307 USA. */
  16. #ifndef _NETINET_ETHER_H
  17. #define _NETINET_ETHER_H 1
  18. #include <features.h>
  19. /* Get definition of `struct ether_addr'. */
  20. #include <netinet/if_ether.h>
  21. #ifdef _LIBC
  22. #define ETHER_FILE_NAME "/etc/ethers"
  23. #endif
  24. __BEGIN_DECLS
  25. #if defined __UCLIBC_HAS_SOCKET__ || defined __UCLIBC_HAS_IPV4__ || \
  26. defined __UCLIBC_HAS_IPV6__
  27. /* Convert 48 bit Ethernet ADDRess to ASCII. */
  28. extern char *ether_ntoa (__const struct ether_addr *__addr) __THROW;
  29. extern char *ether_ntoa_r (__const struct ether_addr *__addr, char *__buf)
  30. __THROW;
  31. libc_hidden_proto(ether_ntoa_r)
  32. /* Convert ASCII string S to 48 bit Ethernet address. */
  33. extern struct ether_addr *ether_aton (__const char *__asc) __THROW;
  34. extern struct ether_addr *ether_aton_r (__const char *__asc,
  35. struct ether_addr *__addr) __THROW;
  36. libc_hidden_proto(ether_aton_r)
  37. /* Map 48 bit Ethernet number ADDR to HOSTNAME. */
  38. extern int ether_ntohost (char *__hostname, __const struct ether_addr *__addr)
  39. __THROW;
  40. /* Map HOSTNAME to 48 bit Ethernet address. */
  41. extern int ether_hostton (__const char *__hostname, struct ether_addr *__addr)
  42. __THROW;
  43. /* Scan LINE and set ADDR and HOSTNAME. */
  44. extern int ether_line (__const char *__line, struct ether_addr *__addr,
  45. char *__hostname) __THROW;
  46. #endif
  47. __END_DECLS
  48. #endif /* netinet/ether.h */