dist/ntp/libntp/socktohost.c

   1 /*      $NetBSD: socktohost.c,v 1.2 2003/12/04 16:23:37 drochner Exp $  */
   2
   3 /*
   4  * socktoa - return a numeric host name from a sockaddr_storage structure
   5  */
   6 #include <sys/types.h>
   7 #include <sys/socket.h>
   8 #include <netinet/in.h>
   9
  10 #include <arpa/inet.h>
  11
  12 #include <stdio.h>
  13
  14 #include "ntp_fp.h"
  15 #include "lib_strbuf.h"
  16 #include "ntp_stdlib.h"
  17 #include "ntp.h"
  18
  19
  20 char *
  21 socktohost(
  22         struct sockaddr_storage* sock
  23         )
  24 {
  25         register char *buffer;
  26
  27         LIB_GETBUF(buffer);
  28         if (getnameinfo((struct sockaddr *)sock, SOCKLEN(sock), buffer,
  29             LIB_BUFLENGTH /* NI_MAXHOST*/, NULL, 0, 0))
  30                 return stoa(sock);
  31
  32         return buffer;
  33 }