release/src-rt-6.x.4708/include/proto/bcmdhcp.h

   1 /*
   2  * Copyright (C) 2012, Broadcom Corporation
   3  * All Rights Reserved.
   4  *
   5  * This is UNPUBLISHED PROPRIETARY SOURCE CODE of Broadcom Corporation;
   6  * the contents of this file may not be disclosed to third parties, copied
   7  * or duplicated in any form, in whole or in part, without the prior
   8  * written permission of Broadcom Corporation.
   9  *
  10  * Fundamental constants relating to DHCP Protocol
  11  *
  12  * $Id: bcmdhcp.h 355047 2012-09-05 07:00:54Z $
  13  */
  14
  15 #ifndef _bcmdhcp_h_
  16 #define _bcmdhcp_h_
  17
  18 /* DHCP params */
  19 #define DHCP_TYPE_OFFSET        0       /* DHCP type (request|reply) offset */
  20 #define DHCP_TID_OFFSET         4       /* DHCP transition id offset */
  21 #define DHCP_FLAGS_OFFSET       10      /* DHCP flags offset */
  22 #define DHCP_CIADDR_OFFSET      12      /* DHCP client IP address offset */
  23 #define DHCP_YIADDR_OFFSET      16      /* DHCP your IP address offset */
  24 #define DHCP_GIADDR_OFFSET      24      /* DHCP relay agent IP address offset */
  25 #define DHCP_CHADDR_OFFSET      28      /* DHCP client h/w address offset */
  26 #define DHCP_OPT_OFFSET         236     /* DHCP options offset */
  27
  28 #define DHCP_OPT_MSGTYPE        53      /* DHCP message type */
  29 #define DHCP_OPT_MSGTYPE_REQ    3
  30 #define DHCP_OPT_MSGTYPE_ACK    5       /* DHCP message type - ACK */
  31
  32 #define DHCP_OPT_CODE_OFFSET    0       /* Option identifier */
  33 #define DHCP_OPT_LEN_OFFSET     1       /* Option data length */
  34 #define DHCP_OPT_DATA_OFFSET    2       /* Option data */
  35
  36 #define DHCP_OPT_CODE_CLIENTID  61      /* Option identifier */
  37
  38 #define DHCP_TYPE_REQUEST       1       /* DHCP request (discover|request) */
  39 #define DHCP_TYPE_REPLY         2       /* DHCP reply (offset|ack) */
  40
  41 #define DHCP_PORT_SERVER        67      /* DHCP server UDP port */
  42 #define DHCP_PORT_CLIENT        68      /* DHCP client UDP port */
  43
  44 #define DHCP_FLAG_BCAST 0x8000  /* DHCP broadcast flag */
  45
  46 #define DHCP_FLAGS_LEN  2       /* DHCP flags field length */
  47
  48 #define DHCP6_TYPE_SOLICIT      1       /* DHCP6 solicit */
  49 #define DHCP6_TYPE_ADVERTISE    2       /* DHCP6 advertise */
  50 #define DHCP6_TYPE_REQUEST      3       /* DHCP6 request */
  51 #define DHCP6_TYPE_CONFIRM      4       /* DHCP6 confirm */
  52 #define DHCP6_TYPE_RENEW        5       /* DHCP6 renew */
  53 #define DHCP6_TYPE_REBIND       6       /* DHCP6 rebind */
  54 #define DHCP6_TYPE_REPLY        7       /* DHCP6 reply */
  55 #define DHCP6_TYPE_RELEASE      8       /* DHCP6 release */
  56 #define DHCP6_TYPE_DECLINE      9       /* DHCP6 decline */
  57 #define DHCP6_TYPE_RECONFIGURE  10      /* DHCP6 reconfigure */
  58 #define DHCP6_TYPE_INFOREQ      11      /* DHCP6 information request */
  59 #define DHCP6_TYPE_RELAYFWD     12      /* DHCP6 relay forward */
  60 #define DHCP6_TYPE_RELAYREPLY   13      /* DHCP6 relay reply */
  61
  62 #define DHCP6_TYPE_OFFSET       0       /* DHCP6 type offset */
  63
  64 #define DHCP6_MSG_OPT_OFFSET    4       /* Offset of options in client server messages */
  65 #define DHCP6_RELAY_OPT_OFFSET  34      /* Offset of options in relay messages */
  66
  67 #define DHCP6_OPT_CODE_OFFSET   0       /* Option identifier */
  68 #define DHCP6_OPT_LEN_OFFSET    2       /* Option data length */
  69 #define DHCP6_OPT_DATA_OFFSET   4       /* Option data */
  70
  71 #define DHCP6_OPT_CODE_CLIENTID 1       /* DHCP6 CLIENTID option */
  72 #define DHCP6_OPT_CODE_SERVERID 2       /* DHCP6 SERVERID option */
  73
  74 #define DHCP6_PORT_SERVER       547     /* DHCP6 server UDP port */
  75 #define DHCP6_PORT_CLIENT       546     /* DHCP6 client UDP port */
  76
  77 #endif  /* #ifndef _bcmdhcp_h_ */