contrib/ntp/libntp/refnumtoa.c

   1 /*
   2  * refnumtoa - return asciized refclock addresses stored in local array space
   3  */
   4 #include <config.h>
   5 #include <stdio.h>
   6
   7 #include "ntp_net.h"
   8 #include "lib_strbuf.h"
   9 #include "ntp_stdlib.h"
  10
  11 const char *
  12 refnumtoa(
  13         sockaddr_u *num
  14         )
  15 {
  16         u_int32 netnum;
  17         char *buf;
  18         const char *rclock;
  19
  20         if (!ISREFCLOCKADR(num))
  21                 return socktoa(num);
  22
  23         LIB_GETBUF(buf);
  24         netnum = SRCADR(num);
  25         rclock = clockname((int)((u_long)netnum >> 8) & 0xff);
  26
  27         if (rclock != NULL)
  28                 snprintf(buf, LIB_BUFLENGTH, "%s(%lu)",
  29                          rclock, (u_long)netnum & 0xff);
  30         else
  31                 snprintf(buf, LIB_BUFLENGTH, "REFCLK(%lu,%lu)",
  32                          ((u_long)netnum >> 8) & 0xff,
  33                          (u_long)netnum & 0xff);
  34
  35         return buf;
  36 }