2805536bff
Add support for prefix hint lenth and prefix hint address ``` Frame 43: 177 bytes on wire (1416 bits), 177 bytes captured (1416 bits) on interface 0 Ethernet II, Src: f6:c1:08:4d:45:f1 (f6:c1:08:4d:45:f1), Dst: IPv6mcast_01:00:02 (33:33:00:01:00:02) Internet Protocol Version 6, Src: fe80::d250:c82:7f6e:28d6, Dst: ff02::1:2 User Datagram Protocol, Src Port: 546, Dst Port: 547 DHCPv6 Message type: Solicit (1) Transaction ID: 0x5c7902 Rapid Commit Identity Association for Non-temporary Address Fully Qualified Domain Name Identity Association for Prefix Delegation Option: Identity Association for Prefix Delegation (25) Length: 41 Value: 1b97b1690000000000000000001a0019ffffffffffffffff… IAID: 1b97b169 T1: 0 T2: 0 IA Prefix Option: IA Prefix (26) Length: 25 Value: ffffffffffffffff3c000000000000000000000000000000… Preferred lifetime: infinity Valid lifetime: infinity Prefix length: 60 Prefix address: :: Option Request Client Identifier Elapsed time ```
159 lines
6.2 KiB
C
159 lines
6.2 KiB
C
/* SPDX-License-Identifier: LGPL-2.1+ */
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#ifndef foosddhcp6clienthfoo
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#define foosddhcp6clienthfoo
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/***
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Copyright © 2014 Intel Corporation. All rights reserved.
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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#include <inttypes.h>
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#include <net/ethernet.h>
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#include <sys/types.h>
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#include "sd-dhcp6-lease.h"
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#include "sd-event.h"
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#include "_sd-common.h"
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_SD_BEGIN_DECLARATIONS;
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enum {
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SD_DHCP6_CLIENT_EVENT_STOP = 0,
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SD_DHCP6_CLIENT_EVENT_RESEND_EXPIRE = 10,
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SD_DHCP6_CLIENT_EVENT_RETRANS_MAX = 11,
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SD_DHCP6_CLIENT_EVENT_IP_ACQUIRE = 12,
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SD_DHCP6_CLIENT_EVENT_INFORMATION_REQUEST = 13,
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};
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enum {
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SD_DHCP6_OPTION_CLIENTID = 1,
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SD_DHCP6_OPTION_SERVERID = 2,
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SD_DHCP6_OPTION_IA_NA = 3,
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SD_DHCP6_OPTION_IA_TA = 4,
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SD_DHCP6_OPTION_IAADDR = 5,
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SD_DHCP6_OPTION_ORO = 6,
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SD_DHCP6_OPTION_PREFERENCE = 7,
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SD_DHCP6_OPTION_ELAPSED_TIME = 8,
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SD_DHCP6_OPTION_RELAY_MSG = 9,
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/* option code 10 is unassigned */
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SD_DHCP6_OPTION_AUTH = 11,
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SD_DHCP6_OPTION_UNICAST = 12,
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SD_DHCP6_OPTION_STATUS_CODE = 13,
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SD_DHCP6_OPTION_RAPID_COMMIT = 14,
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SD_DHCP6_OPTION_USER_CLASS = 15,
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SD_DHCP6_OPTION_VENDOR_CLASS = 16,
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SD_DHCP6_OPTION_VENDOR_OPTS = 17,
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SD_DHCP6_OPTION_INTERFACE_ID = 18,
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SD_DHCP6_OPTION_RECONF_MSG = 19,
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SD_DHCP6_OPTION_RECONF_ACCEPT = 20,
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SD_DHCP6_OPTION_DNS_SERVERS = 23, /* RFC 3646 */
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SD_DHCP6_OPTION_DOMAIN_LIST = 24, /* RFC 3646 */
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SD_DHCP6_OPTION_IA_PD = 25, /* RFC 3633, prefix delegation */
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SD_DHCP6_OPTION_IA_PD_PREFIX = 26, /* RFC 3633, prefix delegation */
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SD_DHCP6_OPTION_SNTP_SERVERS = 31, /* RFC 4075, deprecated */
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SD_DHCP6_OPTION_INFORMATION_REFRESH_TIME = 32, /* RFC 8415, sec. 21.23 */
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/* option code 35 is unassigned */
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SD_DHCP6_OPTION_FQDN = 39, /* RFC 4704 */
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SD_DHCP6_OPTION_NTP_SERVER = 56, /* RFC 5908 */
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/* option codes 89-142 are unassigned */
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/* option codes 144-65535 are unassigned */
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};
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typedef struct sd_dhcp6_client sd_dhcp6_client;
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typedef void (*sd_dhcp6_client_callback_t)(sd_dhcp6_client *client, int event, void *userdata);
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int sd_dhcp6_client_set_callback(
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sd_dhcp6_client *client,
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sd_dhcp6_client_callback_t cb,
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void *userdata);
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int sd_dhcp6_client_set_ifindex(
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sd_dhcp6_client *client,
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int interface_index);
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int sd_dhcp6_client_set_local_address(
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sd_dhcp6_client *client,
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const struct in6_addr *local_address);
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int sd_dhcp6_client_set_mac(
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sd_dhcp6_client *client,
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const uint8_t *addr,
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size_t addr_len,
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uint16_t arp_type);
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int sd_dhcp6_client_set_duid(
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sd_dhcp6_client *client,
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uint16_t duid_type,
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const void *duid,
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size_t duid_len);
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int sd_dhcp6_client_set_duid_llt(
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sd_dhcp6_client *client,
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uint64_t llt_time);
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int sd_dhcp6_client_set_iaid(
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sd_dhcp6_client *client,
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uint32_t iaid);
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int sd_dhcp6_client_set_fqdn(
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sd_dhcp6_client *client,
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const char *fqdn);
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int sd_dhcp6_client_set_information_request(
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sd_dhcp6_client *client,
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int enabled);
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int sd_dhcp6_client_get_information_request(
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sd_dhcp6_client *client,
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int *enabled);
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int sd_dhcp6_client_set_request_option(
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sd_dhcp6_client *client,
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uint16_t option);
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int sd_dhcp6_client_set_prefix_delegation_hint(
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sd_dhcp6_client *client,
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uint8_t prefixlen,
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const struct in6_addr *pd_address);
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int sd_dhcp6_client_get_prefix_delegation(sd_dhcp6_client *client,
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int *delegation);
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int sd_dhcp6_client_set_prefix_delegation(sd_dhcp6_client *client,
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int delegation);
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int sd_dhcp6_client_get_address_request(sd_dhcp6_client *client,
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int *request);
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int sd_dhcp6_client_set_address_request(sd_dhcp6_client *client,
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int request);
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int sd_dhcp6_client_set_transaction_id(sd_dhcp6_client *client, uint32_t transaction_id);
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int sd_dhcp6_client_get_lease(
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sd_dhcp6_client *client,
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sd_dhcp6_lease **ret);
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int sd_dhcp6_client_stop(sd_dhcp6_client *client);
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int sd_dhcp6_client_start(sd_dhcp6_client *client);
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int sd_dhcp6_client_is_running(sd_dhcp6_client *client);
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int sd_dhcp6_client_attach_event(
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sd_dhcp6_client *client,
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sd_event *event,
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int64_t priority);
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int sd_dhcp6_client_detach_event(sd_dhcp6_client *client);
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sd_event *sd_dhcp6_client_get_event(sd_dhcp6_client *client);
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sd_dhcp6_client *sd_dhcp6_client_ref(sd_dhcp6_client *client);
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sd_dhcp6_client *sd_dhcp6_client_unref(sd_dhcp6_client *client);
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int sd_dhcp6_client_new(sd_dhcp6_client **ret);
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_SD_DEFINE_POINTER_CLEANUP_FUNC(sd_dhcp6_client, sd_dhcp6_client_unref);
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_SD_END_DECLARATIONS;
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#endif
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