com32/modules/host.c

   1 #include <stdio.h>
   2 #include <stdlib.h>
   3 #include <string.h>
   4 #include <console.h>
   5 #include <netinet/in.h>
   6 #include <com32.h>
   7 #include <syslinux/pxe.h>
   8
   9 static inline void usage(const char *s)
  10 {
  11     fprintf(stderr, "Usage: %s hostname [, hostname_1, hostname_2, ...]\n", s);
  12 }
  13
  14 int main(int argc, char *argv[])
  15 {
  16     int i;
  17     uint32_t ip;
  18
  19     openconsole(&dev_null_r, &dev_stdcon_w);
  20
  21     if (argc < 2) {
  22         usage(argv[0]);
  23         return 1;
  24     }
  25
  26     for (i = 1; i < argc; i++) {
  27         ip = pxe_dns(argv[i]);
  28         if (!ip) {
  29             printf("%s not found.\n", argv[i]);
  30         } else {
  31             printf("%-39s %08X %u.%u.%u.%u\n", argv[i], ntohl(ip), ip & 0xFF,
  32                    (ip >> 8) & 0xFF, (ip >> 16) & 0xFF, (ip >> 24) & 0xFF);
  33         }
  34     }
  35
  36     return 0;
  37 }