[mirror_ubuntu-bionic-kernel.git] / include / uapi / linux / icmpv6.h

#ifndef _UAPI_LINUX_ICMPV6_H
#define _UAPI_LINUX_ICMPV6_H

#include <linux/types.h>
#include <asm/byteorder.h>

struct icmp6hdr {

	__u8		icmp6_type;
	__u8		icmp6_code;
	__sum16		icmp6_cksum;


	union {
		__be32			un_data32[1];
		__be16			un_data16[2];
		__u8			un_data8[4];

		struct icmpv6_echo {
			__be16		identifier;
			__be16		sequence;
		} u_echo;

                struct icmpv6_nd_advt {
#if defined(__LITTLE_ENDIAN_BITFIELD)
                        __u32		reserved:5,
                        		override:1,
                        		solicited:1,
                        		router:1,
					reserved2:24;
#elif defined(__BIG_ENDIAN_BITFIELD)
                        __u32		router:1,
					solicited:1,
                        		override:1,
                        		reserved:29;
#else
#error	"Please fix <asm/byteorder.h>"
#endif						
                } u_nd_advt;

                struct icmpv6_nd_ra {
			__u8		hop_limit;
#if defined(__LITTLE_ENDIAN_BITFIELD)
			__u8		reserved:3,
					router_pref:2,
					home_agent:1,
					other:1,
					managed:1;

#elif defined(__BIG_ENDIAN_BITFIELD)
			__u8		managed:1,
					other:1,
					home_agent:1,
					router_pref:2,
					reserved:3;
#else
#error	"Please fix <asm/byteorder.h>"
#endif
			__be16		rt_lifetime;
                } u_nd_ra;

	} icmp6_dataun;

#define icmp6_identifier	icmp6_dataun.u_echo.identifier
#define icmp6_sequence		icmp6_dataun.u_echo.sequence
#define icmp6_pointer		icmp6_dataun.un_data32[0]
#define icmp6_mtu		icmp6_dataun.un_data32[0]
#define icmp6_unused		icmp6_dataun.un_data32[0]
#define icmp6_maxdelay		icmp6_dataun.un_data16[0]
#define icmp6_router		icmp6_dataun.u_nd_advt.router
#define icmp6_solicited		icmp6_dataun.u_nd_advt.solicited
#define icmp6_override		icmp6_dataun.u_nd_advt.override
#define icmp6_ndiscreserved	icmp6_dataun.u_nd_advt.reserved
#define icmp6_hop_limit		icmp6_dataun.u_nd_ra.hop_limit
#define icmp6_addrconf_managed	icmp6_dataun.u_nd_ra.managed
#define icmp6_addrconf_other	icmp6_dataun.u_nd_ra.other
#define icmp6_rt_lifetime	icmp6_dataun.u_nd_ra.rt_lifetime
#define icmp6_router_pref	icmp6_dataun.u_nd_ra.router_pref
};


#define ICMPV6_ROUTER_PREF_LOW		0x3
#define ICMPV6_ROUTER_PREF_MEDIUM	0x0
#define ICMPV6_ROUTER_PREF_HIGH		0x1
#define ICMPV6_ROUTER_PREF_INVALID	0x2

#define ICMPV6_DEST_UNREACH		1
#define ICMPV6_PKT_TOOBIG		2
#define ICMPV6_TIME_EXCEED		3
#define ICMPV6_PARAMPROB		4

#define ICMPV6_INFOMSG_MASK		0x80

#define ICMPV6_ECHO_REQUEST		128
#define ICMPV6_ECHO_REPLY		129
#define ICMPV6_MGM_QUERY		130
#define ICMPV6_MGM_REPORT       	131
#define ICMPV6_MGM_REDUCTION    	132

#define ICMPV6_NI_QUERY			139
#define ICMPV6_NI_REPLY			140

#define ICMPV6_MLD2_REPORT		143

#define ICMPV6_DHAAD_REQUEST		144
#define ICMPV6_DHAAD_REPLY		145
#define ICMPV6_MOBILE_PREFIX_SOL	146
#define ICMPV6_MOBILE_PREFIX_ADV	147

/*
 *	Codes for Destination Unreachable
 */
#define ICMPV6_NOROUTE			0
#define ICMPV6_ADM_PROHIBITED		1
#define ICMPV6_NOT_NEIGHBOUR		2
#define ICMPV6_ADDR_UNREACH		3
#define ICMPV6_PORT_UNREACH		4
#define ICMPV6_POLICY_FAIL		5
#define ICMPV6_REJECT_ROUTE		6

/*
 *	Codes for Time Exceeded
 */
#define ICMPV6_EXC_HOPLIMIT		0
#define ICMPV6_EXC_FRAGTIME		1

/*
 *	Codes for Parameter Problem
 */
#define ICMPV6_HDR_FIELD		0
#define ICMPV6_UNK_NEXTHDR		1
#define ICMPV6_UNK_OPTION		2

/*
 *	constants for (set|get)sockopt
 */

#define ICMPV6_FILTER			1

/*
 *	ICMPV6 filter
 */

#define ICMPV6_FILTER_BLOCK		1
#define ICMPV6_FILTER_PASS		2
#define ICMPV6_FILTER_BLOCKOTHERS	3
#define ICMPV6_FILTER_PASSONLY		4

struct icmp6_filter {
	__u32		data[8];
};

/*
 *	Definitions for MLDv2
 */
#define MLD2_MODE_IS_INCLUDE	1
#define MLD2_MODE_IS_EXCLUDE	2
#define MLD2_CHANGE_TO_INCLUDE	3
#define MLD2_CHANGE_TO_EXCLUDE	4
#define MLD2_ALLOW_NEW_SOURCES	5
#define MLD2_BLOCK_OLD_SOURCES	6

#define MLD2_ALL_MCR_INIT { { { 0xff,0x02,0,0,0,0,0,0,0,0,0,0,0,0,0,0x16 } } }


#endif /* _UAPI_LINUX_ICMPV6_H */
Commit	Line	Data
607ca46e DH	1	#ifndef _UAPI_LINUX_ICMPV6_H
	2	#define _UAPI_LINUX_ICMPV6_H
	3
	4	#include <linux/types.h>
	5	#include <asm/byteorder.h>
	6
	7	struct icmp6hdr {
	8
	9	__u8 icmp6_type;
	10	__u8 icmp6_code;
	11	__sum16 icmp6_cksum;
	12
	13
	14	union {
	15	__be32 un_data32[1];
	16	__be16 un_data16[2];
	17	__u8 un_data8[4];
	18
	19	struct icmpv6_echo {
	20	__be16 identifier;
	21	__be16 sequence;
	22	} u_echo;
	23
	24	struct icmpv6_nd_advt {
	25	#if defined(__LITTLE_ENDIAN_BITFIELD)
	26	__u32 reserved:5,
	27	override:1,
	28	solicited:1,
	29	router:1,
	30	reserved2:24;
	31	#elif defined(__BIG_ENDIAN_BITFIELD)
	32	__u32 router:1,
	33	solicited:1,
	34	override:1,
	35	reserved:29;
	36	#else
	37	#error "Please fix <asm/byteorder.h>"
	38	#endif
	39	} u_nd_advt;
	40
	41	struct icmpv6_nd_ra {
	42	__u8 hop_limit;
	43	#if defined(__LITTLE_ENDIAN_BITFIELD)
	44	__u8 reserved:3,
	45	router_pref:2,
	46	home_agent:1,
	47	other:1,
	48	managed:1;
	49
	50	#elif defined(__BIG_ENDIAN_BITFIELD)
	51	__u8 managed:1,
	52	other:1,
	53	home_agent:1,
	54	router_pref:2,
	55	reserved:3;
	56	#else
	57	#error "Please fix <asm/byteorder.h>"
	58	#endif
	59	__be16 rt_lifetime;
	60	} u_nd_ra;
	61
	62	} icmp6_dataun;
	63
	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
79	};
80
81
82	#define ICMPV6_ROUTER_PREF_LOW 0x3
83	#define ICMPV6_ROUTER_PREF_MEDIUM 0x0
84	#define ICMPV6_ROUTER_PREF_HIGH 0x1
85	#define ICMPV6_ROUTER_PREF_INVALID 0x2
86
87	#define ICMPV6_DEST_UNREACH 1
88	#define ICMPV6_PKT_TOOBIG 2
89	#define ICMPV6_TIME_EXCEED 3
90	#define ICMPV6_PARAMPROB 4
91
92	#define ICMPV6_INFOMSG_MASK 0x80
93
94	#define ICMPV6_ECHO_REQUEST 128
95	#define ICMPV6_ECHO_REPLY 129
96	#define ICMPV6_MGM_QUERY 130
97	#define ICMPV6_MGM_REPORT 131
98	#define ICMPV6_MGM_REDUCTION 132
99
100	#define ICMPV6_NI_QUERY 139
101	#define ICMPV6_NI_REPLY 140
102
103	#define ICMPV6_MLD2_REPORT 143
104
105	#define ICMPV6_DHAAD_REQUEST 144
106	#define ICMPV6_DHAAD_REPLY 145
107	#define ICMPV6_MOBILE_PREFIX_SOL 146
108	#define ICMPV6_MOBILE_PREFIX_ADV 147
109
110	/*
111	* Codes for Destination Unreachable
112	*/
113	#define ICMPV6_NOROUTE 0
114	#define ICMPV6_ADM_PROHIBITED 1
115	#define ICMPV6_NOT_NEIGHBOUR 2
116	#define ICMPV6_ADDR_UNREACH 3
117	#define ICMPV6_PORT_UNREACH 4
61e76b17 JB	118	#define ICMPV6_POLICY_FAIL 5
61e76b17 JB	119	#define ICMPV6_REJECT_ROUTE 6
607ca46e DH	120
	121	/*
	122	* Codes for Time Exceeded
	123	*/
	124	#define ICMPV6_EXC_HOPLIMIT 0
	125	#define ICMPV6_EXC_FRAGTIME 1
	126
	127	/*
	128	* Codes for Parameter Problem
	129	*/
	130	#define ICMPV6_HDR_FIELD 0
	131	#define ICMPV6_UNK_NEXTHDR 1
	132	#define ICMPV6_UNK_OPTION 2
	133
	134	/*
	135	* constants for (set\|get)sockopt
	136	*/
	137
	138	#define ICMPV6_FILTER 1
	139
	140	/*
	141	* ICMPV6 filter
	142	*/
	143
	144	#define ICMPV6_FILTER_BLOCK 1
	145	#define ICMPV6_FILTER_PASS 2
	146	#define ICMPV6_FILTER_BLOCKOTHERS 3
	147	#define ICMPV6_FILTER_PASSONLY 4
	148
	149	struct icmp6_filter {
	150	__u32 data[8];
	151	};
	152
	153	/*
	154	* Definitions for MLDv2
	155	*/
	156	#define MLD2_MODE_IS_INCLUDE 1
	157	#define MLD2_MODE_IS_EXCLUDE 2
	158	#define MLD2_CHANGE_TO_INCLUDE 3
	159	#define MLD2_CHANGE_TO_EXCLUDE 4
	160	#define MLD2_ALLOW_NEW_SOURCES 5
	161	#define MLD2_BLOCK_OLD_SOURCES 6
	162
	163	#define MLD2_ALL_MCR_INIT { { { 0xff,0x02,0,0,0,0,0,0,0,0,0,0,0,0,0,0x16 } } }
	164
	165
	166	#endif /* _UAPI_LINUX_ICMPV6_H */