C++ (Cpp) dns_cache_store_dynamic Examples

Example #1

File: test_dnscache.c Project: balabit/syslog-ng

static void
_fill_benchmark_dns_cache(DNSCache *cache, gint cache_size)
{
  gint i;
  for (i = 0; i < cache_size; i++)
    {
      guint32 ni = htonl(i);
      dns_cache_store_dynamic(cache, AF_INET, (void *) &ni, positive_hostname, TRUE);
    }
}

Example #2

File: test_dnscache.c Project: balabit/syslog-ng

static void
_fill_dns_cache(DNSCache *cache, gint cache_size)
{
  gint i;
  for (i = 0; i < cache_size; i++)
    {
      guint32 ni = htonl(i);
      gboolean positive = i < (cache_size / 2);
      dns_cache_store_dynamic(cache, AF_INET, (void *) &ni,
                              positive ? positive_hostname : negative_hostname, positive);
    }
}

Example #3

File: host-resolve.c Project: aneutrals/syslog-ng

static const gchar *
resolve_sockaddr_to_inet_or_inet6_hostname(gsize *result_len, GSockAddr *saddr, const HostResolveOptions *host_resolve_options)
{
  const gchar *hname;
  gsize hname_len;
  gboolean positive;
  void *dnscache_key;

  dnscache_key = sockaddr_to_dnscache_key(saddr);

  hname = NULL;
  positive = FALSE;

  if (host_resolve_options->use_dns_cache)
    {
      if (dns_cache_lookup(saddr->sa.sa_family, dnscache_key, (const gchar **) &hname, &hname_len, &positive))
        return hostname_apply_options_fqdn(hname_len, result_len, hname, positive, host_resolve_options);
    }

  if (!hname && host_resolve_options->use_dns && host_resolve_options->use_dns != 2)
    {
#ifdef HAVE_GETNAMEINFO
      hname = resolve_address_using_getnameinfo(saddr, hostname_buffer, sizeof(hostname_buffer));
#else
      hname = resolve_address_using_gethostbyaddr(saddr, hostname_buffer, sizeof(hostname_buffer));
#endif
      positive = (hname != NULL);
    }

  if (!hname)
    {
      hname = g_sockaddr_format(saddr, hostname_buffer, sizeof(hostname_buffer), GSA_ADDRESS_ONLY);
      positive = FALSE;
    }
  if (host_resolve_options->use_dns_cache)
    dns_cache_store_dynamic(saddr->sa.sa_family, dnscache_key, hname, positive);

  return hostname_apply_options_fqdn(-1, result_len, hname, positive, host_resolve_options);
}