ifaddrs.h 1.8 KB

1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253
  1. /*
  2. * Copyright (c) 1995, 1999
  3. * Berkeley Software Design, Inc. All rights reserved.
  4. *
  5. * Redistribution and use in source and binary forms, with or without
  6. * modification, are permitted provided that the following conditions
  7. * are met:
  8. * 1. Redistributions of source code must retain the above copyright
  9. * notice, this list of conditions and the following disclaimer.
  10. *
  11. * THIS SOFTWARE IS PROVIDED BY Berkeley Software Design, Inc. ``AS IS'' AND
  12. * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  13. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  14. * ARE DISCLAIMED. IN NO EVENT SHALL Berkeley Software Design, Inc. BE LIABLE
  15. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  16. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  17. * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  18. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  19. * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  20. * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  21. * SUCH DAMAGE.
  22. *
  23. * BSDI ifaddrs.h,v 2.5 2000/02/23 14:51:59 dab Exp
  24. */
  25. #ifndef _IFADDRS_H_
  26. #define _IFADDRS_H_
  27. struct ifaddrs
  28. {
  29. struct ifaddrs *ifa_next;
  30. char *ifa_name;
  31. unsigned int ifa_flags;
  32. struct sockaddr *ifa_addr;
  33. struct sockaddr *ifa_netmask;
  34. struct sockaddr *ifa_dstaddr;
  35. void *ifa_data;
  36. };
  37. /*
  38. * This may have been defined in <net/if.h>. Note that if <net/if.h> is
  39. * to be included it must be included before this header file.
  40. */
  41. #ifndef ifa_broadaddr
  42. #define ifa_broadaddr ifa_dstaddr /* broadcast address interface */
  43. #endif
  44. #include <sys/cdefs.h>
  45. extern int getifaddrs(struct ifaddrs **ifap);
  46. extern void freeifaddrs(struct ifaddrs *ifa);
  47. #endif