1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
|
// Copyright (C) 2006-2023 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, /* RFC8415 */
D6O_IA_NA = 3, /* RFC8415 */
D6O_IA_TA = 4, /* RFC8415 */
D6O_IAADDR = 5, /* RFC8415 */
D6O_ORO = 6, /* RFC8415 */
D6O_PREFERENCE = 7, /* RFC8415 */
D6O_ELAPSED_TIME = 8, /* RFC8415 */
D6O_RELAY_MSG = 9, /* RFC8415 */
// Option code 10 is unassigned.
D6O_AUTH = 11, /* RFC8415 */
D6O_UNICAST = 12, /* RFC8415 */
D6O_STATUS_CODE = 13, /* RFC8415 */
D6O_RAPID_COMMIT = 14, /* RFC8415 */
D6O_USER_CLASS = 15, /* RFC8415 */
D6O_VENDOR_CLASS = 16, /* RFC8415 */
D6O_VENDOR_OPTS = 17, /* RFC8415 */
D6O_INTERFACE_ID = 18, /* RFC8415 */
D6O_RECONF_MSG = 19, /* RFC8415 */
D6O_RECONF_ACCEPT = 20, /* RFC8415 */
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, RFC3633 */
D6O_IAPREFIX = 26, /* RFC8415, RFC3633 */
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, RFC4242 */
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, RFC7083 */
D6O_INF_MAX_RT = 83, /* RFC8415, RFC7083 */
// 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, RFC8539 */
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, /* RFC8910 */
// 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 */
D60_V6_SZTP_REDIRECT = 136, /* RFC8572 */
// Option codes 137-142 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
};
/*
* 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;
// 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 */
|
