1#include <asm/byteorder.h>
2
3#define NI_NONCE_SIZE			8
4
5/* Node Information Query */
6struct ni_hdr {
7	struct icmp6_hdr		ni_u;
8	__u8				ni_nonce[NI_NONCE_SIZE];
9};
10
11#define ni_type		ni_u.icmp6_type
12#define ni_code		ni_u.icmp6_code
13#define ni_cksum	ni_u.icmp6_cksum
14#define ni_qtype	ni_u.icmp6_data16[0]
15#define ni_flags	ni_u.icmp6_data16[1]
16
17/* Types */
18#ifndef ICMPV6_NI_QUERY
19# define ICMPV6_NI_QUERY		139
20# define ICMPV6_NI_REPLY		140
21#endif
22
23/* Query Codes */
24#define NI_SUBJ_IPV6			0
25#define NI_SUBJ_NAME			1
26#define NI_SUBJ_IPV4			2
27
28/* Reply Codes */
29#define NI_SUCCESS			0
30#define NI_REFUSED			1
31#define NI_UNKNOWN			2
32
33/* Qtypes */
34#define NI_QTYPE_NOOP			0
35#define NI_QTYPE_NAME			2
36#define NI_QTYPE_IPV6ADDR		3
37#define NI_QTYPE_IPV4ADDR		4
38
39/* Flags */
40#define NI_IPV6ADDR_F_TRUNCATE		__constant_cpu_to_be16(0x0001)
41#define NI_IPV6ADDR_F_ALL		__constant_cpu_to_be16(0x0002)
42#define NI_IPV6ADDR_F_COMPAT		__constant_cpu_to_be16(0x0004)
43#define NI_IPV6ADDR_F_LINKLOCAL		__constant_cpu_to_be16(0x0008)
44#define NI_IPV6ADDR_F_SITELOCAL		__constant_cpu_to_be16(0x0010)
45#define NI_IPV6ADDR_F_GLOBAL		__constant_cpu_to_be16(0x0020)
46
47#define NI_IPV4ADDR_F_TRUNCATE		NI_IPV6ADDR_F_TRUNCATE
48#define NI_IPV4ADDR_F_ALL		NI_IPV6ADDR_F_ALL
49
50