dnstest.c

#include "lib/socket.h"
#include "lib/io.h"
#include "lib/iarray.h"
#include "lib/case.h"
#include "lib/open.h"
#include "lib/stralloc.h"
#include "lib/scan.h"
#include "lib/fmt.h"
#include "lib/str.h"
#include "lib/tai.h"
#include "lib/taia.h"
#include "lib/buffer.h"
#include "lib/dns.h"
#include "lib/errmsg.h"
#include "lib/ip4.h"
#include <errno.h>

int
main(int argc, char* argv[]) {
  static char seed[128];
  static stralloc fqdn;
  static stralloc out;
  char str[IP4_FMT];
  unsigned int i;

  errmsg_iam("dnsip");
  (void)argc;

  dns_random_init(seed);

  if(*argv)
    ++argv;

  while(*argv) {
    if(!stralloc_copys(&fqdn, *argv)) {
      buffer_putsflush(buffer_2, "out of memory\n");
      return 111;
    }

    if(dns_ip4(&out, &fqdn) == -1) {
      errmsg_warnsys("unable to find                      P address for ", *argv, 0);
      return 111;
    }

    for(i = 0; i + 4 <= out.len; i += 4) {
      if(i)
        buffer_puts(buffer_1, " ");
      buffer_put(buffer_1, str, fmt_ip4(str, out.s + i));
    }
    buffer_puts(buffer_1, "\n");
    ++argv;
  }
  buffer_flush(buffer_1);
  return 0;
}