/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Fundamental constants relating to DHCP Protocol
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*
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* Copyright (C) 1999-2017, Broadcom Corporation
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*
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* Unless you and Broadcom execute a separate written software license
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* agreement governing use of this software, this software is licensed to you
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* under the terms of the GNU General Public License version 2 (the "GPL"),
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* available at http://www.broadcom.com/licenses/GPLv2.php, with the
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* following added to such license:
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*
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* As a special exception, the copyright holders of this software give you
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* permission to link this software with independent modules, and to copy and
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* distribute the resulting executable under terms of your choice, provided that
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* you also meet, for each linked independent module, the terms and conditions of
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* the license of that module. An independent module is a module which is not
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* derived from this software. The special exception does not apply to any
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* modifications of the software.
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*
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* Notwithstanding the above, under no circumstances may you combine this
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* software in any way with any other Broadcom software provided under a license
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* other than the GPL, without Broadcom's express prior written consent.
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*
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*
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* <<Broadcom-WL-IPTag/Open:>>
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*
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* $Id: bcmdhcp.h 700076 2017-05-17 14:42:22Z $
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*/
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#ifndef _bcmdhcp_h_
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#define _bcmdhcp_h_
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/* DHCP params */
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#define DHCP_TYPE_OFFSET 0 /* DHCP type (request|reply) offset */
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#define DHCP_TID_OFFSET 4 /* DHCP transition id offset */
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#define DHCP_FLAGS_OFFSET 10 /* DHCP flags offset */
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#define DHCP_CIADDR_OFFSET 12 /* DHCP client IP address offset */
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#define DHCP_YIADDR_OFFSET 16 /* DHCP your IP address offset */
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#define DHCP_GIADDR_OFFSET 24 /* DHCP relay agent IP address offset */
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#define DHCP_CHADDR_OFFSET 28 /* DHCP client h/w address offset */
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#define DHCP_OPT_OFFSET 236 /* DHCP options offset */
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#define DHCP_OPT_MSGTYPE 53 /* DHCP message type */
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#define DHCP_OPT_MSGTYPE_REQ 3
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#define DHCP_OPT_MSGTYPE_ACK 5 /* DHCP message type - ACK */
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#define DHCP_OPT_CODE_OFFSET 0 /* Option identifier */
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#define DHCP_OPT_LEN_OFFSET 1 /* Option data length */
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#define DHCP_OPT_DATA_OFFSET 2 /* Option data */
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#define DHCP_OPT_CODE_CLIENTID 61 /* Option identifier */
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#define DHCP_TYPE_REQUEST 1 /* DHCP request (discover|request) */
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#define DHCP_TYPE_REPLY 2 /* DHCP reply (offset|ack) */
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#define DHCP_PORT_SERVER 67 /* DHCP server UDP port */
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#define DHCP_PORT_CLIENT 68 /* DHCP client UDP port */
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#define DHCP_FLAG_BCAST 0x8000 /* DHCP broadcast flag */
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#define DHCP_FLAGS_LEN 2 /* DHCP flags field length */
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#define DHCP6_TYPE_SOLICIT 1 /* DHCP6 solicit */
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#define DHCP6_TYPE_ADVERTISE 2 /* DHCP6 advertise */
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#define DHCP6_TYPE_REQUEST 3 /* DHCP6 request */
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#define DHCP6_TYPE_CONFIRM 4 /* DHCP6 confirm */
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#define DHCP6_TYPE_RENEW 5 /* DHCP6 renew */
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#define DHCP6_TYPE_REBIND 6 /* DHCP6 rebind */
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#define DHCP6_TYPE_REPLY 7 /* DHCP6 reply */
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#define DHCP6_TYPE_RELEASE 8 /* DHCP6 release */
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#define DHCP6_TYPE_DECLINE 9 /* DHCP6 decline */
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#define DHCP6_TYPE_RECONFIGURE 10 /* DHCP6 reconfigure */
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#define DHCP6_TYPE_INFOREQ 11 /* DHCP6 information request */
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#define DHCP6_TYPE_RELAYFWD 12 /* DHCP6 relay forward */
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#define DHCP6_TYPE_RELAYREPLY 13 /* DHCP6 relay reply */
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#define DHCP6_TYPE_OFFSET 0 /* DHCP6 type offset */
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#define DHCP6_MSG_OPT_OFFSET 4 /* Offset of options in client server messages */
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#define DHCP6_RELAY_OPT_OFFSET 34 /* Offset of options in relay messages */
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#define DHCP6_OPT_CODE_OFFSET 0 /* Option identifier */
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#define DHCP6_OPT_LEN_OFFSET 2 /* Option data length */
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#define DHCP6_OPT_DATA_OFFSET 4 /* Option data */
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#define DHCP6_OPT_CODE_CLIENTID 1 /* DHCP6 CLIENTID option */
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#define DHCP6_OPT_CODE_SERVERID 2 /* DHCP6 SERVERID option */
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#define DHCP6_PORT_SERVER 547 /* DHCP6 server UDP port */
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#define DHCP6_PORT_CLIENT 546 /* DHCP6 client UDP port */
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#endif /* #ifndef _bcmdhcp_h_ */
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