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//==========================================================================
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//
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// include/netinet6_nd6_protocol.h
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//
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//
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//
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//==========================================================================
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//####BSDCOPYRIGHTBEGIN####
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//
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// -------------------------------------------
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//
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// Portions of this software may have been derived from OpenBSD or other sources,
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// and are covered by the appropriate copyright disclaimers included herein.
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//
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// -------------------------------------------
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//
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//####BSDCOPYRIGHTEND####
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//==========================================================================
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//#####DESCRIPTIONBEGIN####
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//
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// Author(s): gthomas
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// Contributors: gthomas
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// Date: 2000-01-10
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// Purpose:
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// Description:
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//
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//
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//####DESCRIPTIONEND####
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//
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//==========================================================================
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/*
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%%% portions-copyright-nrl-97
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Portions of this software are Copyright 1997-1998 by Randall Atkinson,
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Ronald Lee, Daniel McDonald, Bao Phan, and Chris Winters. All Rights
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Reserved. All rights under this copyright have been assigned to the US
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Naval Research Laboratory (NRL). The NRL Copyright Notice and License
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Agreement Version 1.1 (January 17, 1995) applies to these portions of the
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software.
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You should have received a copy of the license with this software. If you
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didn't get a copy, you may request one from <license@ipv6.nrl.navy.mil>.
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*/
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#ifndef _NETINET6_ND6_PROTOCOL_H
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#define _NETINET6_ND6_PROTOCOL_H 1
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#include <netinet6/icmpv6.h>
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#define ND6_ROUTER_SOLICITATION 133
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#define ND6_ROUTER_ADVERTISEMENT 134
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#define ND6_NEIGHBOR_SOLICITATION 135
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#define ND6_NEIGHBOR_ADVERTISEMENT 136
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#define ND6_REDIRECT 137
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enum nd6_option {
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ND6_OPT_SOURCE_LINKADDR=1,
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ND6_OPT_TARGET_LINKADDR=2,
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ND6_OPT_PREFIX_INFORMATION=3,
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ND6_OPT_REDIRECTED_HEADER=4,
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ND6_OPT_MTU=5,
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ND6_OPT_ENDOFLIST=256
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};
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struct nd_router_solicit { /* router solicitation */
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struct icmpv6hdr rsol_hdr;
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};
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#define rsol_type rsol_hdr.icmpv6_type
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#define rsol_code rsol_hdr.icmpv6_code
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#define rsol_cksum rsol_hdr.icmpv6_cksum
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#define rsol_reserved rsol_hdr.icmpv6_data32[0]
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struct nd_router_advert { /* router advertisement */
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struct icmpv6hdr radv_hdr;
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uint32_t radv_reachable; /* reachable time */
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uint32_t radv_retransmit; /* reachable retransmit time */
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};
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#define radv_type radv_hdr.icmpv6_type
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#define radv_code radv_hdr.icmpv6_code
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#define radv_cksum radv_hdr.icmpv6_cksum
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#define radv_maxhoplimit radv_hdr.icmpv6_data8[0]
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#define radv_m_o_res radv_hdr.icmpv6_data8[1]
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#define ND6_RADV_M_BIT 0x80
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#define ND6_RADV_O_BIT 0x40
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#define radv_router_lifetime radv_hdr.icmpv6_data16[1]
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struct nd6_nsolicitation { /* neighbor solicitation */
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struct icmpv6hdr nsol6_hdr;
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struct in6_addr nsol6_target;
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};
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struct nd6_nadvertisement { /* neighbor advertisement */
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struct icmpv6hdr nadv6_hdr;
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struct in6_addr nadv6_target;
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};
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#define nadv6_flags nadv6_hdr.icmpv6_data32[0]
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#define ND6_NADVERFLAG_ISROUTER 0x80
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#define ND6_NADVERFLAG_SOLICITED 0x40
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#define ND6_NADVERFLAG_OVERRIDE 0x20
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struct nd6_redirect { /* redirect */
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struct icmpv6hdr redirect_hdr;
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struct in6_addr redirect_target;
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struct in6_addr redirect_destination;
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};
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struct nd6_opt_prefix_info { /* prefix information */
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uint8_t opt_type;
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uint8_t opt_length;
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uint8_t opt_prefix_length;
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uint8_t opt_l_a_res;
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uint32_t opt_valid_life;
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uint32_t opt_preferred_life;
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uint32_t opt_reserved2;
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struct in6_addr opt_prefix;
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};
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#define ND6_OPT_PI_L_BIT 0x80
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#define ND6_OPT_PI_A_BIT 0x40
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struct nd6_opt_mtu { /* MTU option */
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uint8_t opt_type;
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uint8_t opt_length;
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uint16_t opt_reserved;
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uint32_t opt_mtu;
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};
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#endif /* _NETINET6_ND6_PROTOCOL_H */
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