| /** |
| * @file |
| * DHCPv6 protocol definitions |
| */ |
| |
| /* |
| * Copyright (c) 2017 Simon Goldschmidt <goldsimon@gmx.de> |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without modification, |
| * are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, |
| * this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * 3. The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT |
| * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT |
| * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
| * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY |
| * OF SUCH DAMAGE. |
| * |
| * This file is part of the lwIP TCP/IP stack. |
| * |
| * Author: Simon Goldschmidt <goldsimon@gmx.de> |
| * |
| */ |
| #ifndef LWIP_HDR_PROT_DHCP6_H |
| #define LWIP_HDR_PROT_DHCP6_H |
| |
| #include "lwip/opt.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #define DHCP6_CLIENT_PORT 546 |
| #define DHCP6_SERVER_PORT 547 |
| |
| |
| /* DHCPv6 message item offsets and length */ |
| #define DHCP6_TRANSACTION_ID_LEN 3 |
| |
| #ifdef PACK_STRUCT_USE_INCLUDES |
| # include "arch/bpstruct.h" |
| #endif |
| PACK_STRUCT_BEGIN |
| /** minimum set of fields of any DHCPv6 message */ |
| struct dhcp6_msg |
| { |
| PACK_STRUCT_FLD_8(u8_t msgtype); |
| PACK_STRUCT_FLD_8(u8_t transaction_id[DHCP6_TRANSACTION_ID_LEN]); |
| /* options follow */ |
| } PACK_STRUCT_STRUCT; |
| PACK_STRUCT_END |
| #ifdef PACK_STRUCT_USE_INCLUDES |
| # include "arch/epstruct.h" |
| #endif |
| |
| |
| /* DHCP6 client states */ |
| typedef enum { |
| DHCP6_STATE_OFF = 0, |
| DHCP6_STATE_STATELESS_IDLE = 1, |
| DHCP6_STATE_REQUESTING_CONFIG = 2 |
| } dhcp6_state_enum_t; |
| |
| /* DHCPv6 message types */ |
| #define DHCP6_SOLICIT 1 |
| #define DHCP6_ADVERTISE 2 |
| #define DHCP6_REQUEST 3 |
| #define DHCP6_CONFIRM 4 |
| #define DHCP6_RENEW 5 |
| #define DHCP6_REBIND 6 |
| #define DHCP6_REPLY 7 |
| #define DHCP6_RELEASE 8 |
| #define DHCP6_DECLINE 9 |
| #define DHCP6_RECONFIGURE 10 |
| #define DHCP6_INFOREQUEST 11 |
| #define DHCP6_RELAYFORW 12 |
| #define DHCP6_RELAYREPL 13 |
| /* More message types see https://www.iana.org/assignments/dhcpv6-parameters/dhcpv6-parameters.xhtml */ |
| |
| /** DHCPv6 status codes */ |
| #define DHCP6_STATUS_SUCCESS 0 /* Success. */ |
| #define DHCP6_STATUS_UNSPECFAIL 1 /* Failure, reason unspecified; this status code is sent by either a client or a server to indicate a failure not explicitly specified in this document. */ |
| #define DHCP6_STATUS_NOADDRSAVAIL 2 /* Server has no addresses available to assign to the IA(s). */ |
| #define DHCP6_STATUS_NOBINDING 3 /* Client record (binding) unavailable. */ |
| #define DHCP6_STATUS_NOTONLINK 4 /* The prefix for the address is not appropriate for the link to which the client is attached. */ |
| #define DHCP6_STATUS_USEMULTICAST 5 /* Sent by a server to a client to force the client to send messages to the server using the All_DHCP_Relay_Agents_and_Servers address. */ |
| /* More status codes see https://www.iana.org/assignments/dhcpv6-parameters/dhcpv6-parameters.xhtml */ |
| |
| /** DHCPv6 DUID types */ |
| #define DHCP6_DUID_LLT 1 /* LLT: Link-layer Address Plus Time */ |
| #define DHCP6_DUID_EN 2 /* EN: Enterprise number */ |
| #define DHCP6_DUID_LL 3 /* LL: Link-layer Address */ |
| #define DHCP6_DUID_UUID 4 /* UUID (RFC 6355) */ |
| |
| /* DHCPv6 options */ |
| #define DHCP6_OPTION_CLIENTID 1 |
| #define DHCP6_OPTION_SERVERID 2 |
| #define DHCP6_OPTION_IA_NA 3 |
| #define DHCP6_OPTION_IA_TA 4 |
| #define DHCP6_OPTION_IAADDR 5 |
| #define DHCP6_OPTION_ORO 6 |
| #define DHCP6_OPTION_PREFERENCE 7 |
| #define DHCP6_OPTION_ELAPSED_TIME 8 |
| #define DHCP6_OPTION_RELAY_MSG 9 |
| #define DHCP6_OPTION_AUTH 11 |
| #define DHCP6_OPTION_UNICAST 12 |
| #define DHCP6_OPTION_STATUS_CODE 13 |
| #define DHCP6_OPTION_RAPID_COMMIT 14 |
| #define DHCP6_OPTION_USER_CLASS 15 |
| #define DHCP6_OPTION_VENDOR_CLASS 16 |
| #define DHCP6_OPTION_VENDOR_OPTS 17 |
| #define DHCP6_OPTION_INTERFACE_ID 18 |
| #define DHCP6_OPTION_RECONF_MSG 19 |
| #define DHCP6_OPTION_RECONF_ACCEPT 20 |
| /* More options see https://www.iana.org/assignments/dhcpv6-parameters/dhcpv6-parameters.xhtml */ |
| #define DHCP6_OPTION_DNS_SERVERS 23 /* RFC 3646 */ |
| #define DHCP6_OPTION_DOMAIN_LIST 24 /* RFC 3646 */ |
| #define DHCP6_OPTION_SNTP_SERVERS 31 /* RFC 4075 */ |
| |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* LWIP_HDR_PROT_DHCP6_H */ |