+ if (dhcp_client->debug_func) {
+ gchar *hex = convert_to_hex(duid, duid_len);
+ debug(dhcp_client, "DUID(%d) %s", duid_len, hex);
+ g_free(hex);
+ }
+
+ return 0;
+}
+
+int g_dhcpv6_client_set_pd(GDHCPClient *dhcp_client, uint32_t *T1,
+ uint32_t *T2, GSList *prefixes)
+{
+ uint8_t options[1452];
+ unsigned int max_buf = sizeof(options);
+ int len, count = g_slist_length(prefixes);
+
+ if (!dhcp_client || dhcp_client->type != G_DHCP_IPV6)
+ return -EINVAL;
+
+ g_dhcp_client_set_request(dhcp_client, G_DHCPV6_IA_PD);
+
+ memset(options, 0, sizeof(options));
+
+ options[0] = dhcp_client->iaid >> 24;
+ options[1] = dhcp_client->iaid >> 16;
+ options[2] = dhcp_client->iaid >> 8;
+ options[3] = dhcp_client->iaid;
+
+ if (T1) {
+ uint32_t t = htonl(*T1);
+ memcpy(&options[4], &t, 4);
+ }
+
+ if (T2) {
+ uint32_t t = htonl(*T2);
+ memcpy(&options[8], &t, 4);
+ }
+
+ len = 12;
+
+ if (count > 0) {
+ GSList *list;
+
+ for (list = prefixes; list; list = list->next) {
+ GDHCPIAPrefix *prefix = list->data;
+ uint8_t sub_option[4+4+1+16];
+
+ if ((len + 2 + 2 + sizeof(sub_option)) >= max_buf) {
+ debug(dhcp_client,
+ "Too long dhcpv6 message "
+ "when writing IA prefix option");
+ return -EINVAL;
+ }
+
+ memset(&sub_option, 0, sizeof(sub_option));
+
+ /* preferred and validity time are left zero */
+
+ sub_option[8] = prefix->prefixlen;
+ memcpy(&sub_option[9], &prefix->prefix, 16);
+
+ copy_option(&options[len], G_DHCPV6_IA_PREFIX,
+ sizeof(sub_option), sub_option);
+ len += 2 + 2 + sizeof(sub_option);
+ }
+ }
+
+ g_dhcpv6_client_set_send(dhcp_client, G_DHCPV6_IA_PD,
+ options, len);
+