Пример #1
0
CAMLprim value unix_inet_addr_of_string(value s)
{
#if defined(HAS_IPV6)
#ifdef _WIN32
  CAMLparam1(s);
  CAMLlocal1(vres);
  struct addrinfo hints;
  struct addrinfo * res;
  int retcode;
  memset(&hints, 0, sizeof(hints));
  hints.ai_family = AF_UNSPEC;
  hints.ai_flags = AI_NUMERICHOST;
  retcode = getaddrinfo(String_val(s), NULL, &hints, &res);
  if (retcode != 0) failwith("inet_addr_of_string");
  switch (res->ai_addr->sa_family) {
  case AF_INET:
    {
      vres =
        alloc_inet_addr(&((struct sockaddr_in *) res->ai_addr)->sin_addr);
      break;
    }
  case AF_INET6:
    {
      vres =
        alloc_inet6_addr(&((struct sockaddr_in6 *) res->ai_addr)->sin6_addr);
      break;
    }
  default:
    {
      freeaddrinfo(res);
      failwith("inet_addr_of_string");
    }
  }
  freeaddrinfo(res);
  CAMLreturn (vres);
#else
  struct in_addr address;
  struct in6_addr address6;
  if (inet_pton(AF_INET, String_val(s), &address) > 0)
    return alloc_inet_addr(&address);
  else if (inet_pton(AF_INET6, String_val(s), &address6) > 0)
    return alloc_inet6_addr(&address6);
  else
    failwith("inet_addr_of_string");
#endif
#elif defined(HAS_INET_ATON)
  struct in_addr address;
  if (inet_aton(String_val(s), &address) == 0)
    failwith("inet_addr_of_string");
  return alloc_inet_addr(&address);
#else
  struct in_addr address;
  address.s_addr = inet_addr(String_val(s));
  if (address.s_addr == (uint32) -1) failwith("inet_addr_of_string");
  return alloc_inet_addr(&address);
#endif
}
Пример #2
0
static value alloc_one_addr(char const *a)
{
  struct in_addr addr;
#ifdef HAS_IPV6
  struct in6_addr addr6;
  if (entry_h_length == 16) {
    memmove(&addr6, a, 16);
    return alloc_inet6_addr(&addr6);
  }
#endif
  memmove (&addr, a, 4);
  return alloc_inet_addr(&addr);
}
Пример #3
0
value alloc_sockaddr(union sock_addr_union * adr /*in*/,
                     socklen_param_type adr_len, int close_on_error)
{
  value res;
  switch(adr->s_gen.sa_family) {
#ifndef _WIN32
  case AF_UNIX:
    { char * path;
      value n;
      /* PR#7039: harden against unnamed sockets */
      if (adr_len > (char *)&(adr->s_unix.sun_path) - (char *)&(adr->s_unix))
        path = adr->s_unix.sun_path;
      else
        path = "";
      n = copy_string(path);
      Begin_root (n);
        res = alloc_small(1, 0);
        Field(res,0) = n;
      End_roots();
      break;
    }
#endif
  case AF_INET:
    { value a = alloc_inet_addr(&adr->s_inet.sin_addr);
      Begin_root (a);
        res = alloc_small(2, 1);
        Field(res,0) = a;
        Field(res,1) = Val_int(ntohs(adr->s_inet.sin_port));
      End_roots();
      break;
    }
#ifdef HAS_IPV6
  case AF_INET6:
    { value a = alloc_inet6_addr(&adr->s_inet6.sin6_addr);
      Begin_root (a);
        res = alloc_small(2, 1);
        Field(res,0) = a;
        Field(res,1) = Val_int(ntohs(adr->s_inet6.sin6_port));
      End_roots();
      break;
    }
#endif
  default:
    if (close_on_error != -1) close (close_on_error);
    unix_error(EAFNOSUPPORT, "", Nothing);
  }
  return res;
}
Пример #4
0
CAMLprim value unix_inet_addr_of_string(value s)
{
#if defined(HAS_IPV6)
  struct in_addr address;
  struct in6_addr address6;
  if (inet_pton(AF_INET, String_val(s), &address) > 0)
    return alloc_inet_addr(&address);
  else if (inet_pton(AF_INET6, String_val(s), &address6) > 0)
    return alloc_inet6_addr(&address6);
  else
    failwith("inet_addr_of_string");
#elif defined(HAS_INET_ATON)
  struct in_addr address;
  if (inet_aton(String_val(s), &address) == 0)
    failwith("inet_addr_of_string");
  return alloc_inet_addr(&address);
#else
  struct in_addr address;
  address.s_addr = inet_addr(String_val(s));
  if (address.s_addr == (uint32) -1) failwith("inet_addr_of_string");
  return alloc_inet_addr(&address);
#endif
}