dnsipq.c

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#include "buffer.h"
#include "exit.h"
#include "logmsg.h"
#include "ip.h"
#include "dns.h"
 
#define WHO "dnsipq"
 
static char seed[128];
 
static stralloc in;
static stralloc fqdn;
static stralloc out;
char ip4[IP4_FMT];
char ip6[IP6_FMT];
 
int main(int argc,char **argv)
{
  int i;
 
  dns_random_init(seed);
 
  if (*argv) ++argv;
 
  while (*argv) {
    if (!stralloc_copys(&in,*argv))
      logmsg(WHO,111,FATAL,"out of memory");
 
    if (dns_ip6_qualify(&out,&fqdn,&in) < 0)
      logmsg(WHO,111,FATAL,B("unable to find IPv6 address for: ",*argv));
 
    buffer_put(buffer_1,fqdn.s,fqdn.len);
    buffer_puts(buffer_1,"\n");
 
    for (i = 0; i + 16 <= out.len; i += 16) {
      if (ip6_isv4mapped(out.s + i)) continue;
      buffer_put(buffer_1,ip6,ip6_fmt(ip6,out.s + i));
      buffer_puts(buffer_1," ");
    }
    buffer_puts(buffer_1,"\n");
 
    if (dns_ip4_qualify(&out,&fqdn,&in) < 0)
      logmsg(WHO,111,FATAL,B("unable to find IPv4 address for: ",*argv));
 
    for (i = 0; i + 4 <= out.len; i += 4) {
      buffer_put(buffer_1,ip4,ip4_fmt(ip4,out.s + i));
      buffer_puts(buffer_1," ");
    }
    buffer_puts(buffer_1,"\n");
 
    ++argv;
  }
 
  buffer_flush(buffer_1);
  _exit(0);
}