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// Copyright (C) 2006-2022 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
#ifndef DHCP6_H
#define DHCP6_H
#include <stdint.h>
/// @note Code points in comments are those assigned by IANA
/// but not yet implemented in Kea.
/// To implement a standard option, remove the comment characters,
/// add an entry in std_option_defs.h, add a stdOptionDefs6 unit test
/// in tests/libdhcp++_unittest.cc and update dhcp6-std-options-list in
/// the dhcp6-srv.xml source file of the user guide.
/* DHCPv6 Option codes: */
enum DHCPv6OptionType {
D6O_CLIENTID = 1, /* RFC8415 */
D6O_SERVERID = 2,
D6O_IA_NA = 3,
D6O_IA_TA = 4,
D6O_IAADDR = 5,
D6O_ORO = 6,
D6O_PREFERENCE = 7,
D6O_ELAPSED_TIME = 8,
D6O_RELAY_MSG = 9,
// Option code 10 is unassigned.
D6O_AUTH = 11,
D6O_UNICAST = 12,
D6O_STATUS_CODE = 13,
D6O_RAPID_COMMIT = 14,
D6O_USER_CLASS = 15,
D6O_VENDOR_CLASS = 16,
D6O_VENDOR_OPTS = 17,
D6O_INTERFACE_ID = 18,
D6O_RECONF_MSG = 19,
D6O_RECONF_ACCEPT = 20,
D6O_SIP_SERVERS_DNS = 21, /* RFC3319 */
D6O_SIP_SERVERS_ADDR = 22, /* RFC3319 */
D6O_NAME_SERVERS = 23, /* RFC3646 */
D6O_DOMAIN_SEARCH = 24, /* RFC3646 */
D6O_IA_PD = 25, /* RFC8415 */
D6O_IAPREFIX = 26, /* RFC8415 */
D6O_NIS_SERVERS = 27, /* RFC3898 */
D6O_NISP_SERVERS = 28, /* RFC3898 */
D6O_NIS_DOMAIN_NAME = 29, /* RFC3898 */
D6O_NISP_DOMAIN_NAME = 30, /* RFC3898 */
D6O_SNTP_SERVERS = 31, /* RFC4075 */
D6O_INFORMATION_REFRESH_TIME = 32, /* RFC8415 */
D6O_BCMCS_SERVER_D = 33, /* RFC4280 */
D6O_BCMCS_SERVER_A = 34, /* RFC4280 */
// Option code 35 is unassigned.
D6O_GEOCONF_CIVIC = 36, /* RFC4776 */
D6O_REMOTE_ID = 37, /* RFC4649 */
D6O_SUBSCRIBER_ID = 38, /* RFC4580 */
D6O_CLIENT_FQDN = 39, /* RFC4704 */
D6O_PANA_AGENT = 40, /* RFC5192 */
D6O_NEW_POSIX_TIMEZONE = 41, /* RFC4833 */
D6O_NEW_TZDB_TIMEZONE = 42, /* RFC4833 */
D6O_ERO = 43, /* RFC4994 */
D6O_LQ_QUERY = 44, /* RFC5007 */
D6O_CLIENT_DATA = 45, /* RFC5007 */
D6O_CLT_TIME = 46, /* RFC5007 */
D6O_LQ_RELAY_DATA = 47, /* RFC5007 */
D6O_LQ_CLIENT_LINK = 48, /* RFC5007 */
// D6O_MIP6_HNIDF = 49, /* RFC6610 */
// D6O_MIP6_VDINF = 50, /* RFC6610 */
D6O_V6_LOST = 51, /* RFC5223 */
D6O_CAPWAP_AC_V6 = 52, /* RFC5417 */
D6O_RELAY_ID = 53, /* RFC5460 */
// D6O_IPV6_ADDRESS_MOS = 54, /* RFC5678 */
// D6O_IPV6_FQDN_MOS = 55, /* RFC5678 */
// D6O_NTP_SERVER = 56, /* RFC5908 */
D6O_V6_ACCESS_DOMAIN = 57, /* RFC5986 */
D6O_SIP_UA_CS_LIST = 58, /* RFC6011 */
D6O_BOOTFILE_URL = 59, /* RFC5970 */
D6O_BOOTFILE_PARAM = 60, /* RFC5970 */
D6O_CLIENT_ARCH_TYPE = 61, /* RFC5970 */
D6O_NII = 62, /* RFC5970 */
// D6O_GEOLOCATION = 63, /* RFC6225 */
D6O_AFTR_NAME = 64, /* RFC6334 */
D6O_ERP_LOCAL_DOMAIN_NAME = 65, /* RFC6440 */
D6O_RSOO = 66, /* RFC6422 */
D6O_PD_EXCLUDE = 67, /* RFC6603 */
// D6O_VSS = 68, /* RFC6607 */
// D6O_MIP6_IDINF = 69, /* RFC6610 */
// D6O_MIP6_UDINF = 70, /* RFC6610 */
// D6O_MIP6_HNP = 71, /* RFC6610 */
// D6O_MIP6_HAA = 72, /* RFC6610 */
// D6O_MIP6_HAF = 73, /* RFC6610 */
D6O_RDNSS_SELECTION = 74, /* RFC6731 */
// D6O_KRB_PRINCIPAL_NAME = 75, /* RFC6784 */
// D6O_KRB_REALM_NAME = 76, /* RFC6784 */
// D6O_KRB_DEFAULT_REALM_NAME = 77, /* RFC6784 */
// D6O_KRB_KDC = 78, /* RFC6784 */
D6O_CLIENT_LINKLAYER_ADDR = 79, /* RFC6939 */
D6O_LINK_ADDRESS = 80, /* RFC6977 */
// D6O_RADIUS = 81, /* RFC7037 */
D6O_SOL_MAX_RT = 82, /* RFC8415 */
D6O_INF_MAX_RT = 83, /* RFC8415 */
// D6O_ADDRSEL = 84, /* RFC7078 */
// D6O_ADDRSEL_TABLE = 85, /* RFC7078 */
// D6O_V6_PCP_SERVER = 86, /* RFC7291 */
D6O_DHCPV4_MSG = 87, /* RFC7341 */
D6O_DHCPV4_O_DHCPV6_SERVER = 88, /* RFC7341 */
D6O_S46_RULE = 89, /* RFC7598 */
D6O_S46_BR = 90, /* RFC7598 */
D6O_S46_DMR = 91, /* RFC7598 */
D6O_S46_V4V6BIND = 92, /* RFC7598 */
D6O_S46_PORTPARAMS = 93, /* RFC7598 */
D6O_S46_CONT_MAPE = 94, /* RFC7598 */
D6O_S46_CONT_MAPT = 95, /* RFC7598 */
D6O_S46_CONT_LW = 96, /* RFC7598 */
// D6O_4RD = 97, /* RFC7600 */
// D6O_4RD_MAP_RULE = 98, /* RFC7600 */
// D6O_4RD_NON_MAP_RULE = 99, /* RFC7600 */
// D6O_LQ_BASE_TIME = 100, /* RFC7653 */
// D6O_LQ_START_TIME = 101, /* RFC7653 */
// D6O_LQ_END_TIME = 102, /* RFC7653 */
D6O_V6_CAPTIVE_PORTAL = 103, /* RFC7710 */
// D6O_MPL_PARAMETERS = 104, /* RFC7774 */
// D6O_ANI_ATT = 105, /* RFC7839 */
// D6O_ANI_NETWORK_NAME = 106, /* RFC7839 */
// D6O_ANI_AP_NAME = 107, /* RFC7839 */
// D6O_ANI_AP_BSSID = 108, /* RFC7839 */
// D6O_ANI_OPERATOR_ID = 109, /* RFC7839 */
// D6O_ANI_OPERATOR_REALM = 110, /* RFC7839 */
// D6O_S46_PRIORITY = 111, /* RFC8026 */
// Option code 112 is unassigned.
// D6O_V6_PREFIX64 = 113, /* RFC8115 */
// D6O_F_BINDING_STATUS = 114, /* RFC8156 */
// D6O_F_CONNECT_FLAGS = 115, /* RFC8156 */
// D6O_F_DNS_REMOVAL_INFO = 116, /* RFC8156 */
// D6O_F_DNS_HOST_NAME = 117, /* RFC8156 */
// D6O_F_DNS_ZONE_NAME = 118, /* RFC8156 */
// D6O_F_DNS_FLAGS = 119, /* RFC8156 */
// D6O_F_EXPIRATION_TIME = 120, /* RFC8156 */
// D6O_F_MAX_UNACKED_BNDUPD = 121, /* RFC8156 */
// D6O_F_MCLT = 122, /* RFC8156 */
// D6O_F_PARTNER_LIFETIME = 123, /* RFC8156 */
// D6O_F_PARTNER_LIFETIME_SENT = 124, /* RFC8156 */
// D6O_F_PARTNER_DOWN_TIME = 125, /* RFC8156 */
// D6O_F_PARTNER_RAW_CLT_TIME = 126, /* RFC8156 */
// D6O_F_PROTOCOL_VERSION = 127, /* RFC8156 */
// D6O_F_KEEPALIVE_TIME = 128, /* RFC8156 */
// D6O_F_RECONFIGURE_DATA = 129, /* RFC8156 */
// D6O_F_RELATIONSHIP_NAME = 130, /* RFC8156 */
// D6O_F_SERVER_FLAGS = 131, /* RFC8156 */
// D6O_F_SERVER_STATE = 132, /* RFC8156 */
// D6O_F_START_TIME_OF_STATE = 133, /* RFC8156 */
// D6O_F_STATE_EXPIRATION_TIME = 134, /* RFC8156 */
D6O_RELAY_SOURCE_PORT = 135, /* RFC8357 */
// Option codes 136-142 are unassigned.
D6O_IPV6_ADDRESS_ANDSF = 143 /* RFC6153 */
};
/*
* Status Codes, from RFC 8415 section 21.13, 5007, 5460.
*/
enum DHCPv6StatusCode {
STATUS_Success = 0,
STATUS_UnspecFail = 1,
STATUS_NoAddrsAvail = 2,
STATUS_NoBinding = 3,
STATUS_NotOnLink = 4,
STATUS_UseMulticast = 5,
STATUS_NoPrefixAvail = 6,
STATUS_UnknownQueryType = 7,
STATUS_MalformedQuery = 8,
STATUS_NotConfigured = 9,
STATUS_NotAllowed = 10,
// STATUS_QueryTerminated = 11,
/* RFC7653 */
// STATUS_DataMissing = 12,
// STATUS_CatchUpComplete = 13,
// STATUS_NotSupported = 14,
// STATUS_TLSConnectionRefused = 15,
/* RFC8156 */
// STATUS_AddressInUse = 16,
// STATUS_ConfigurationConflict = 17,
// STATUS_MissingBindingInformation = 18,
// STATUS_OutdatedBindingInformation = 19,
// STATUS_ServerShuttingDown = 20,
// STATUS_DNSUpdateNotSupported = 21,
// STATUS_ExcessiveTimeSkew = 22,
// The following are EXPERIMENTAL and may change when IANA assigns official
// values.
/* secure DHCPv6 (draft-ietf-dhc-sedhcpv6-08) */
/* temporary values for hackathon 93 */
STATUS_AlgorithmNotSupported = 705,
STATUS_AuthenticationFail = 706,
STATUS_TimestampFail = 707,
STATUS_SignatureFail = 708
};
/*
* DHCPv6 message types, defined in section 7.3 of RFC 8415
*/
enum DHCPv6MessageType {
DHCPV6_NOTYPE = 0,
DHCPV6_SOLICIT = 1,
DHCPV6_ADVERTISE = 2,
DHCPV6_REQUEST = 3,
DHCPV6_CONFIRM = 4,
DHCPV6_RENEW = 5,
DHCPV6_REBIND = 6,
DHCPV6_REPLY = 7,
DHCPV6_RELEASE = 8,
DHCPV6_DECLINE = 9,
DHCPV6_RECONFIGURE = 10,
DHCPV6_INFORMATION_REQUEST = 11,
DHCPV6_RELAY_FORW = 12,
DHCPV6_RELAY_REPL = 13,
/* RFC 5007 */
DHCPV6_LEASEQUERY = 14,
DHCPV6_LEASEQUERY_REPLY = 15,
/* RFC 5460 */
DHCPV6_LEASEQUERY_DONE = 16,
DHCPV6_LEASEQUERY_DATA = 17,
/* RFC 6977 */
DHCPV6_RECONFIGURE_REQUEST = 18,
DHCPV6_RECONFIGURE_REPLY = 19,
/* RFC 7341 */
DHCPV6_DHCPV4_QUERY = 20,
DHCPV6_DHCPV4_RESPONSE = 21,
/* RFC 7653 */
DHCPV6_ACTIVELEASEQUERY = 22,
DHCPV6_STARTTLS = 23,
/* RFC 8156 */
DHCPV6_BNDUPD = 24,
DHCPV6_BNDREPLY = 25,
DHCPV6_POOLREQ = 26,
DHCPV6_POOLRESP = 27,
DHCPV6_UPDREQ = 28,
DHCPV6_UPDREQALL = 29,
DHCPV6_UPDDONE = 30,
DHCPV6_CONNECT = 31,
DHCPV6_CONNECTREPLY = 32,
DHCPV6_DISCONNECT = 33,
DHCPV6_STATE = 34,
DHCPV6_CONTACT = 35,
DHCPV6_TYPES_EOF
};
extern const char *dhcpv6_type_names[];
extern const int dhcpv6_type_name_max;
// DUID type definitions (RFC 8415 section 11).
// see isc::dhcp::DUID::DUIDType enum in dhcp/duid.h
// Define hardware types
// Taken from http://www.iana.org/assignments/arp-parameters/
static const uint16_t HWTYPE_ETHERNET = 0x0001;
static const uint16_t HWTYPE_INFINIBAND = 0x0020;
// The following are EXPERIMENTAL and may change when IANA assigns official
// values.
// Secure DHCPv6 (draft-ietf-dhc-sedhcpv6-08.txt)
// (can't use an enum because HashAlgorithm name is already taken)
#define SHA_256 1
#define SHA_512 2
#define RSASSA_PKCS1v1_5 1
// Taken from https://www.iana.org/assignments/enterprise-numbers/enterprise-numbers
static const uint32_t ENTERPRISE_ID_ISC = 2495;
/* DHCPv4-over-DHCPv6 (RFC 7341) inter-process communication. These are option
codes for the ISC vendor specific options used in 4o6 */
static const uint16_t ISC_V6_4O6_INTERFACE = 60000;
static const uint16_t ISC_V6_4O6_SRC_ADDRESS = 60001;
static const uint16_t ISC_V6_4O6_SRC_PORT = 60002;
/* Offsets into IA_*'s where Option spaces commence. */
static const uint16_t IA_NA_OFFSET = 12; /* IAID, T1, T2, all 4 octets each */
static const uint16_t IA_TA_OFFSET = 4; /* IAID only, 4 octets */
static const uint16_t IA_PD_OFFSET = 12; /* IAID, T1, T2, all 4 octets each */
/* Offset into IAADDR's where Option spaces commence. */
static const uint16_t IAADDR_OFFSET = 24;
/* Offset into IAPREFIX's where Option spaces commence. */
static const uint16_t IAPREFIX_OFFSET = 25;
/* Offset into LQ_QUERY's where Option spaces commence. */
static const uint16_t LQ_QUERY_OFFSET = 17;
/*
* DHCPv6 well-known multicast addresses, from section 7.1 of RFC 8415
*/
// TODO
#define ALL_DHCP_RELAY_AGENTS_AND_SERVERS "ff02::1:2"
#define ALL_DHCP_SERVERS "ff05::1:3"
static const uint16_t DHCP6_CLIENT_PORT = 546;
static const uint16_t DHCP6_SERVER_PORT = 547;
/*
* DHCPv6 Retransmission Constants (RFC 8415 section 7.6, RFC 5007)
*/
// TODO
#define SOL_MAX_DELAY 1
#define SOL_TIMEOUT 1
#define SOL_MAX_RT 120
#define REQ_TIMEOUT 1
#define REQ_MAX_RT 30
#define REQ_MAX_RC 10
#define CNF_MAX_DELAY 1
#define CNF_TIMEOUT 1
#define CNF_MAX_RT 4
#define CNF_MAX_RD 10
#define REN_TIMEOUT 10
#define REN_MAX_RT 600
#define REB_TIMEOUT 10
#define REB_MAX_RT 600
#define INF_MAX_DELAY 1
#define INF_TIMEOUT 1
#define INF_MAX_RT 120
#define REL_TIMEOUT 1
#define REL_MAX_RC 5
#define DEC_TIMEOUT 1
#define DEC_MAX_RC 5
#define REC_TIMEOUT 2
#define REC_MAX_RC 8
#define HOP_COUNT_LIMIT 32
#define LQ6_TIMEOUT 1
#define LQ6_MAX_RT 10
#define LQ6_MAX_RC 5
/* Leasequery query-types (RFC 5007, RFC 5460) */
#define LQ6QT_BY_ADDRESS 1
#define LQ6QT_BY_CLIENTID 2
//#define LQ6QT_BY_RELAY_ID 3
//#define LQ6QT_BY_LINK_ADDRESS 4
//#define LQ6QT_BY_REMOTE_ID 5
/*
* DUID time starts 2000-01-01.
* This constant is the number of seconds since 1970-01-01,
* when the Unix epoch began.
*/
#define DUID_TIME_EPOCH 946684800
/* Information-Request Time option (RFC 8415) */
#define IRT_DEFAULT 86400
#define IRT_MINIMUM 600
/* DHCPv4-query message flags (see RFC7341) */
#define DHCPV4_QUERY_FLAGS_UNICAST (1 << 23)
#endif /* DHCP6_H */
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