- s5r->state = SOCKS5_DATA_TRANSFER;
- }
- break;
- case SOCKS5_AT_IPV6:
- {
- const struct in6_addr *v6 = (const struct in6_addr *) &c_req[1];
- const uint16_t *port = (const uint16_t *) &v6[1];
- struct sockaddr_in6 *in;
-
- s5r->port = ntohs (*port);
- alen = sizeof (struct in6_addr);
- if (s5r->rbuf_len < sizeof (struct Socks5ClientRequestMessage) +
- alen + sizeof (uint16_t))
- return; /* need more data */
- in = (struct sockaddr_in6 *) &s5r->destination_address;
- in->sin6_family = AF_INET6;
- in->sin6_addr = *v6;
- in->sin6_port = *port;
-#if HAVE_SOCKADDR_IN_SIN_LEN
- in->sin6_len = sizeof (*in);
-#endif
- s5r->state = SOCKS5_DATA_TRANSFER;
- }
- break;
- case SOCKS5_AT_DOMAINNAME:
- {
- const uint8_t *dom_len;
- const char *dom_name;
- const uint16_t *port;
-
- dom_len = (const uint8_t *) &c_req[1];
- alen = *dom_len + 1;
- if (s5r->rbuf_len < sizeof (struct Socks5ClientRequestMessage) +
- alen + sizeof (uint16_t))
- return; /* need more data */
- dom_name = (const char *) &dom_len[1];
- port = (const uint16_t*) &dom_name[*dom_len];
- s5r->domain = GNUNET_strndup (dom_name,
- *dom_len);
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Requested connection is to http%s://%s:%d\n",
- (HTTPS_PORT == s5r->port) ? "s" : "",
- s5r->domain,
- ntohs (*port));
- s5r->state = SOCKS5_RESOLVING;
- s5r->port = ntohs (*port);
- s5r->gns_lookup = GNUNET_GNS_lookup_with_tld (gns_handle,
- s5r->domain,
- GNUNET_DNSPARSER_TYPE_A,
- GNUNET_NO /* only cached */,
- &handle_gns_result,
- s5r);
- break;
- }
- default:
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _("Unsupported socks address type %d\n"),
- (int) c_req->addr_type);
- signal_socks_failure (s5r,
- SOCKS5_STATUS_ADDRESS_TYPE_NOT_SUPPORTED);
- return;