dhcp6-protocol.h revision 631bbe71298ec892f77f44f94feb612646fe6853
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
#pragma once
/***
This file is part of systemd.
Copyright (C) 2014 Intel Corporation. All rights reserved.
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include <netinet/ip6.h>
#include <netinet/udp.h>
#include "macro.h"
#include "sparse-endian.h"
struct DHCP6Message {
union {
struct {
uint8_t type;
uint8_t _pad[3];
} _packed_;
be32_t transaction_id;
};
} _packed_;
typedef struct DHCP6Message DHCP6Message;
#define DHCP6_MIN_OPTIONS_SIZE \
1280 - sizeof(struct ip6_hdr) - sizeof(struct udphdr)
#define IN6ADDR_ALL_DHCP6_RELAY_AGENTS_AND_SERVERS_INIT \
{ { { 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x02 } } }
enum {
DHCP6_PORT_SERVER = 547,
DHCP6_PORT_CLIENT = 546,
};
#define DHCP6_SOL_MAX_DELAY 1 * USEC_PER_SEC
#define DHCP6_SOL_TIMEOUT 1 * USEC_PER_SEC
#define DHCP6_SOL_MAX_RT 120 * USEC_PER_SEC
enum {
DHCP6_DUID_LLT = 1,
DHCP6_DUID_EN = 2,
DHCP6_DUID_LL = 3,
DHCP6_DUID_UUID = 4,
};
enum DHCP6State {
DHCP6_STATE_STOPPED = 0,
DHCP6_STATE_RS = 1,
DHCP6_STATE_SOLICITATION = 2,
};
enum {
DHCP6_SOLICIT = 1,
DHCP6_ADVERTISE = 2,
DHCP6_REQUEST = 3,
DHCP6_CONFIRM = 4,
DHCP6_RENEW = 5,
DHCP6_REBIND = 6,
DHCP6_REPLY = 7,
DHCP6_RELEASE = 8,
DHCP6_DECLINE = 9,
DHCP6_RECONFIGURE = 10,
DHCP6_INFORMATION_REQUEST = 11,
DHCP6_RELAY_FORW = 12,
DHCP6_RELAY_REPL = 13,
_DHCP6_MESSAGE_MAX = 14,
};
enum {
DHCP6_OPTION_CLIENTID = 1,
DHCP6_OPTION_SERVERID = 2,
DHCP6_OPTION_IA_NA = 3,
DHCP6_OPTION_IA_TA = 4,
DHCP6_OPTION_IAADDR = 5,
DHCP6_OPTION_ORO = 6,
DHCP6_OPTION_PREFERENCE = 7,
DHCP6_OPTION_ELAPSED_TIME = 8,
DHCP6_OPTION_RELAY_MSG = 9,
/* option code 10 is unassigned */
DHCP6_OPTION_AUTH = 11,
DHCP6_OPTION_UNICAST = 12,
DHCP6_OPTION_STATUS_CODE = 13,
DHCP6_OPTION_RAPID_COMMIT = 14,
DHCP6_OPTION_USER_CLASS = 15,
DHCP6_OPTION_VENDOR_CLASS = 16,
DHCP6_OPTION_VENDOR_OPTS = 17,
DHCP6_OPTION_INTERFACE_ID = 18,
DHCP6_OPTION_RECONF_MSG = 19,
DHCP6_OPTION_RECONF_ACCEPT = 20,
};
enum {
DHCP6_STATUS_SUCCESS = 0,
DHCP6_STATUS_UNSPEC_FAIL = 1,
DHCP6_STATUS_NO_ADDRS_AVAIL = 2,
DHCP6_STATUS_NO_BINDING = 3,
DHCP6_STATUS_NOT_ON_LINK = 4,
DHCP6_STATUS_USE_MULTICAST = 5,
_DHCP6_STATUS_MAX = 6,
};