1 #ifndef _LINUX_ICMPV6_H
2 #define _LINUX_ICMPV6_H
4 #include <linux/types.h>
5 #include <asm/byteorder.h>
24 struct icmpv6_nd_advt
{
25 #if defined(__LITTLE_ENDIAN_BITFIELD)
31 #elif defined(__BIG_ENDIAN_BITFIELD)
37 #error "Please fix <asm/byteorder.h>"
43 #if defined(__LITTLE_ENDIAN_BITFIELD)
50 #elif defined(__BIG_ENDIAN_BITFIELD)
57 #error "Please fix <asm/byteorder.h>"
64 #define icmp6_identifier icmp6_dataun.u_echo.identifier
65 #define icmp6_sequence icmp6_dataun.u_echo.sequence
66 #define icmp6_pointer icmp6_dataun.un_data32[0]
67 #define icmp6_mtu icmp6_dataun.un_data32[0]
68 #define icmp6_unused icmp6_dataun.un_data32[0]
69 #define icmp6_maxdelay icmp6_dataun.un_data16[0]
70 #define icmp6_router icmp6_dataun.u_nd_advt.router
71 #define icmp6_solicited icmp6_dataun.u_nd_advt.solicited
72 #define icmp6_override icmp6_dataun.u_nd_advt.override
73 #define icmp6_ndiscreserved icmp6_dataun.u_nd_advt.reserved
74 #define icmp6_hop_limit icmp6_dataun.u_nd_ra.hop_limit
75 #define icmp6_addrconf_managed icmp6_dataun.u_nd_ra.managed
76 #define icmp6_addrconf_other icmp6_dataun.u_nd_ra.other
77 #define icmp6_rt_lifetime icmp6_dataun.u_nd_ra.rt_lifetime
78 #define icmp6_router_pref icmp6_dataun.u_nd_ra.router_pref
82 #include <linux/skbuff.h>
84 static inline struct icmp6hdr
*icmp6_hdr(const struct sk_buff
*skb
)
86 return (struct icmp6hdr
*)skb_transport_header(skb
);
90 #define ICMPV6_ROUTER_PREF_LOW 0x3
91 #define ICMPV6_ROUTER_PREF_MEDIUM 0x0
92 #define ICMPV6_ROUTER_PREF_HIGH 0x1
93 #define ICMPV6_ROUTER_PREF_INVALID 0x2
95 #define ICMPV6_DEST_UNREACH 1
96 #define ICMPV6_PKT_TOOBIG 2
97 #define ICMPV6_TIME_EXCEED 3
98 #define ICMPV6_PARAMPROB 4
100 #define ICMPV6_INFOMSG_MASK 0x80
102 #define ICMPV6_ECHO_REQUEST 128
103 #define ICMPV6_ECHO_REPLY 129
104 #define ICMPV6_MGM_QUERY 130
105 #define ICMPV6_MGM_REPORT 131
106 #define ICMPV6_MGM_REDUCTION 132
108 #define ICMPV6_NI_QUERY 139
109 #define ICMPV6_NI_REPLY 140
111 #define ICMPV6_MLD2_REPORT 143
113 #define ICMPV6_DHAAD_REQUEST 144
114 #define ICMPV6_DHAAD_REPLY 145
115 #define ICMPV6_MOBILE_PREFIX_SOL 146
116 #define ICMPV6_MOBILE_PREFIX_ADV 147
119 * Codes for Destination Unreachable
121 #define ICMPV6_NOROUTE 0
122 #define ICMPV6_ADM_PROHIBITED 1
123 #define ICMPV6_NOT_NEIGHBOUR 2
124 #define ICMPV6_ADDR_UNREACH 3
125 #define ICMPV6_PORT_UNREACH 4
128 * Codes for Time Exceeded
130 #define ICMPV6_EXC_HOPLIMIT 0
131 #define ICMPV6_EXC_FRAGTIME 1
134 * Codes for Parameter Problem
136 #define ICMPV6_HDR_FIELD 0
137 #define ICMPV6_UNK_NEXTHDR 1
138 #define ICMPV6_UNK_OPTION 2
141 * constants for (set|get)sockopt
144 #define ICMPV6_FILTER 1
150 #define ICMPV6_FILTER_BLOCK 1
151 #define ICMPV6_FILTER_PASS 2
152 #define ICMPV6_FILTER_BLOCKOTHERS 3
153 #define ICMPV6_FILTER_PASSONLY 4
155 struct icmp6_filter
{
160 * Definitions for MLDv2
162 #define MLD2_MODE_IS_INCLUDE 1
163 #define MLD2_MODE_IS_EXCLUDE 2
164 #define MLD2_CHANGE_TO_INCLUDE 3
165 #define MLD2_CHANGE_TO_EXCLUDE 4
166 #define MLD2_ALLOW_NEW_SOURCES 5
167 #define MLD2_BLOCK_OLD_SOURCES 6
169 #define MLD2_ALL_MCR_INIT { { { 0xff,0x02,0,0,0,0,0,0,0,0,0,0,0,0,0,0x16 } } }
173 #include <linux/netdevice.h>
175 extern void icmpv6_send(struct sk_buff
*skb
,
179 extern int icmpv6_init(void);
180 extern int icmpv6_err_convert(u8 type
, u8 code
,
182 extern void icmpv6_cleanup(void);
183 extern void icmpv6_param_prob(struct sk_buff
*skb
,
188 extern void icmpv6_flow_init(struct sock
*sk
,
191 const struct in6_addr
*saddr
,
192 const struct in6_addr
*daddr
,
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