105 lines
3.0 KiB
C
105 lines
3.0 KiB
C
|
/*
|
||
|
|
* Copyright (C) 1999-2012, Broadcom Corporation
|
||
|
|
*
|
||
|
|
* Unless you and Broadcom execute a separate written software license
|
||
|
|
* agreement governing use of this software, this software is licensed to you
|
||
|
|
* under the terms of the GNU General Public License version 2 (the "GPL"),
|
||
|
|
* available at http://www.broadcom.com/licenses/GPLv2.php, with the
|
||
|
|
* following added to such license:
|
||
|
|
*
|
||
|
|
* As a special exception, the copyright holders of this software give you
|
||
|
|
* permission to link this software with independent modules, and to copy and
|
||
|
|
* distribute the resulting executable under terms of your choice, provided that
|
||
|
|
* you also meet, for each linked independent module, the terms and conditions of
|
||
|
|
* the license of that module. An independent module is a module which is not
|
||
|
|
* derived from this software. The special exception does not apply to any
|
||
|
|
* modifications of the software.
|
||
|
|
*
|
||
|
|
* Notwithstanding the above, under no circumstances may you combine this
|
||
|
|
* software in any way with any other Broadcom software provided under a license
|
||
|
|
* other than the GPL, without Broadcom's express prior written consent.
|
||
|
|
*
|
||
|
|
* Fundamental constants relating to Neighbor Discovery Protocol
|
||
|
|
*
|
||
|
|
* $Id: bcmipv6.h 309193 2012-01-19 00:03:57Z $
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef _bcmipv6_h_
|
||
|
|
#define _bcmipv6_h_
|
||
|
|
|
||
|
|
#ifndef _TYPEDEFS_H_
|
||
|
|
#include <typedefs.h>
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* This marks the start of a packed structure section. */
|
||
|
|
#include <packed_section_start.h>
|
||
|
|
|
||
|
|
#define ICMPV6_HEADER_TYPE 0x3A
|
||
|
|
#define ICMPV6_PKT_TYPE_NS 135
|
||
|
|
#define ICMPV6_PKT_TYPE_NA 136
|
||
|
|
|
||
|
|
#define ICMPV6_ND_OPT_TYPE_TARGET_MAC 2
|
||
|
|
#define ICMPV6_ND_OPT_TYPE_SRC_MAC 1
|
||
|
|
|
||
|
|
#define IPV6_VERSION 6
|
||
|
|
#define IPV6_HOP_LIMIT 255
|
||
|
|
|
||
|
|
#define IPV6_ADDR_NULL(a) ((a[0] | a[1] | a[2] | a[3] | a[4] | \
|
||
|
|
a[5] | a[6] | a[7] | a[8] | a[9] | \
|
||
|
|
a[10] | a[11] | a[12] | a[13] | \
|
||
|
|
a[14] | a[15]) == 0)
|
||
|
|
|
||
|
|
/* IPV6 address */
|
||
|
|
BWL_PRE_PACKED_STRUCT struct ipv6_addr {
|
||
|
|
uint8 addr[16];
|
||
|
|
} BWL_POST_PACKED_STRUCT;
|
||
|
|
|
||
|
|
|
||
|
|
/* ICMPV6 Header */
|
||
|
|
BWL_PRE_PACKED_STRUCT struct icmp6_hdr {
|
||
|
|
uint8 icmp6_type;
|
||
|
|
uint8 icmp6_code;
|
||
|
|
uint16 icmp6_cksum;
|
||
|
|
BWL_PRE_PACKED_STRUCT union {
|
||
|
|
uint32 reserved;
|
||
|
|
BWL_PRE_PACKED_STRUCT struct nd_advt {
|
||
|
|
uint32 reserved1:5,
|
||
|
|
override:1,
|
||
|
|
solicited:1,
|
||
|
|
router:1,
|
||
|
|
reserved2:24;
|
||
|
|
} BWL_POST_PACKED_STRUCT nd_advt;
|
||
|
|
} BWL_POST_PACKED_STRUCT opt;
|
||
|
|
} BWL_POST_PACKED_STRUCT;
|
||
|
|
|
||
|
|
/* Ipv6 Header Format */
|
||
|
|
BWL_PRE_PACKED_STRUCT struct ipv6_hdr {
|
||
|
|
uint8 priority:4,
|
||
|
|
version:4;
|
||
|
|
uint8 flow_lbl[3];
|
||
|
|
uint16 payload_len;
|
||
|
|
uint8 nexthdr;
|
||
|
|
uint8 hop_limit;
|
||
|
|
struct ipv6_addr saddr;
|
||
|
|
struct ipv6_addr daddr;
|
||
|
|
} BWL_POST_PACKED_STRUCT;
|
||
|
|
|
||
|
|
/* Neighbor Advertisement/Solicitation Packet Structure */
|
||
|
|
BWL_PRE_PACKED_STRUCT struct nd_msg {
|
||
|
|
struct icmp6_hdr icmph;
|
||
|
|
struct ipv6_addr target;
|
||
|
|
} BWL_POST_PACKED_STRUCT;
|
||
|
|
|
||
|
|
|
||
|
|
/* Neighibor Solicitation/Advertisement Optional Structure */
|
||
|
|
BWL_PRE_PACKED_STRUCT struct nd_msg_opt {
|
||
|
|
uint8 type;
|
||
|
|
uint8 len;
|
||
|
|
uint8 mac_addr[ETHER_ADDR_LEN];
|
||
|
|
} BWL_POST_PACKED_STRUCT;
|
||
|
|
|
||
|
|
/* This marks the end of a packed structure section. */
|
||
|
|
#include <packed_section_end.h>
|
||
|
|
|
||
|
|
#endif /* !defined(_bcmipv6_h_) */
|