| rjw | 1f88458 | 2022-01-06 17:20:42 +0800 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (c) 1989 The Regents of the University of California. |
| 3 | * All rights reserved. |
| 4 | * |
| 5 | * This code is derived from software contributed to Berkeley by |
| 6 | * Mike Muuss. |
| 7 | * |
| 8 | * Redistribution and use in source and binary forms, with or without |
| 9 | * modification, are permitted provided that the following conditions |
| 10 | * are met: |
| 11 | * 1. Redistributions of source code must retain the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer. |
| 13 | * 2. Redistributions in binary form must reproduce the above copyright |
| 14 | * notice, this list of conditions and the following disclaimer in the |
| 15 | * documentation and/or other materials provided with the distribution. |
| 16 | * 3. All advertising materials mentioning features or use of this software |
| 17 | * must display the following acknowledgement: |
| 18 | * This product includes software developed by the University of |
| 19 | * California, Berkeley and its contributors. |
| 20 | * 4. Neither the name of the University nor the names of its contributors |
| 21 | * may be used to endorse or promote products derived from this software |
| 22 | * without specific prior written permission. |
| 23 | * |
| 24 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| 25 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 26 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 27 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| 28 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 29 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 30 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 31 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 32 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 33 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 34 | * SUCH DAMAGE. |
| 35 | */ |
| 36 | |
| 37 | #ifndef _PING6_NIQUERY_H_ |
| 38 | #define _PING6_NIQUERY_H_ |
| 39 | |
| 40 | #include <asm/byteorder.h> |
| 41 | |
| 42 | #define NI_NONCE_SIZE 8 |
| 43 | |
| 44 | /* Node Information Query */ |
| 45 | struct ni_hdr { |
| 46 | struct icmp6_hdr ni_u; |
| 47 | __u8 ni_nonce[NI_NONCE_SIZE]; |
| 48 | }; |
| 49 | |
| 50 | #define ni_type ni_u.icmp6_type |
| 51 | #define ni_code ni_u.icmp6_code |
| 52 | #define ni_cksum ni_u.icmp6_cksum |
| 53 | #define ni_qtype ni_u.icmp6_data16[0] |
| 54 | #define ni_flags ni_u.icmp6_data16[1] |
| 55 | |
| 56 | /* Types */ |
| 57 | #ifndef ICMPV6_NI_QUERY |
| 58 | #define ICMPV6_NI_QUERY 139 |
| 59 | #define ICMPV6_NI_REPLY 140 |
| 60 | #endif |
| 61 | |
| 62 | /* Query Codes */ |
| 63 | #define NI_SUBJ_IPV6 0 |
| 64 | #define NI_SUBJ_NAME 1 |
| 65 | #define NI_SUBJ_IPV4 2 |
| 66 | |
| 67 | /* Reply Codes */ |
| 68 | #define NI_SUCCESS 0 |
| 69 | #define NI_REFUSED 1 |
| 70 | #define NI_UNKNOWN 2 |
| 71 | |
| 72 | /* Qtypes */ |
| 73 | #define NI_QTYPE_NOOP 0 |
| 74 | #define NI_QTYPE_NAME 2 |
| 75 | #define NI_QTYPE_IPV6ADDR 3 |
| 76 | #define NI_QTYPE_IPV4ADDR 4 |
| 77 | |
| 78 | /* Flags */ |
| 79 | #define NI_IPV6ADDR_F_TRUNCATE __constant_cpu_to_be16(0x0001) |
| 80 | #define NI_IPV6ADDR_F_ALL __constant_cpu_to_be16(0x0002) |
| 81 | #define NI_IPV6ADDR_F_COMPAT __constant_cpu_to_be16(0x0004) |
| 82 | #define NI_IPV6ADDR_F_LINKLOCAL __constant_cpu_to_be16(0x0008) |
| 83 | #define NI_IPV6ADDR_F_SITELOCAL __constant_cpu_to_be16(0x0010) |
| 84 | #define NI_IPV6ADDR_F_GLOBAL __constant_cpu_to_be16(0x0020) |
| 85 | |
| 86 | #define NI_IPV4ADDR_F_TRUNCATE NI_IPV6ADDR_F_TRUNCATE |
| 87 | #define NI_IPV4ADDR_F_ALL NI_IPV6ADDR_F_ALL |
| 88 | |
| 89 | #endif /*_PING6_NIQUERY_H_*/ |