Mbed OS Reference | dhcp6.h Source File

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 /**
  * @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 */
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