Changeset View
Changeset View
Standalone View
Standalone View
sys/netlink/route/ifaddrs.h
- This file was added.
| /*- | |||||
| * SPDX-License-Identifier: BSD-2-Clause-FreeBSD | |||||
| * | |||||
| * Copyright (c) 2022 Alexander V. Chernikov <melifaro@FreeBSD.org> | |||||
| * | |||||
| * Redistribution and use in source and binary forms, with or without | |||||
| * modification, are permitted provided that the following conditions | |||||
| * are met: | |||||
| * 1. Redistributions of source code must retain the above copyright | |||||
| * notice, this list of conditions and the following disclaimer. | |||||
| * 2. Redistributions in binary form must reproduce the above copyright | |||||
| * notice, this list of conditions and the following disclaimer in the | |||||
| * documentation and/or other materials provided with the distribution. | |||||
| * | |||||
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND | |||||
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |||||
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |||||
| * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |||||
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |||||
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |||||
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |||||
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |||||
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |||||
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |||||
| * SUCH DAMAGE. | |||||
| */ | |||||
| /* | |||||
| * Interface address-related (RTM_<NEW|DEL|GET>ADDR) message header and attributes. | |||||
| */ | |||||
| #ifndef _NETLINK_ROUTE_IFADDRS_H_ | |||||
| #define _NETLINK_ROUTE_IFADDRS_H_ | |||||
| /* Base header for all of the relevant messages */ | |||||
| struct ifaddrmsg { | |||||
| uint8_t ifa_family; /* Address family */ | |||||
| uint8_t ifa_prefixlen; /* Prefix length */ | |||||
| uint8_t ifa_flags; /* Address-specific flags */ | |||||
| uint8_t ifa_scope; /* Address scope */ | |||||
| uint32_t ifa_index; /* Link ifindex */ | |||||
| }; | |||||
| #ifndef _KERNEL | |||||
| #define _NL_IFA_HDRLEN ((int)sizeof(struct ifaddrmsg)) | |||||
| #define IFA_RTA(_ifa) ((struct rtattr *)(NL_ITEM_DATA(_ifa, _NL_IFA_HDRLEN))) | |||||
| #define IFA_PAYLOAD(_hdr) NLMSG_PAYLOAD(_hdr, _NL_IFA_HDRLEN) | |||||
| #endif | |||||
| /* Defined attributes */ | |||||
| enum { | |||||
| IFA_UNSPEC, | |||||
| IFA_ADDRESS = 1, /* binary, prefix address (destination for p2p) */ | |||||
| IFA_LOCAL = 2, /* binary, interface address */ | |||||
| IFA_LABEL = 3, /* not supported */ | |||||
| IFA_BROADCAST = 4, /* binary, broadcast ifa */ | |||||
| IFA_ANYCAST = 5, /* not supported */ | |||||
| IFA_CACHEINFO = 6, /* not supported */ | |||||
| IFA_MULTICAST = 7, /* not supported */ | |||||
| IFA_FLAGS = 8, /* not supported */ | |||||
| IFA_RT_PRIORITY = 9, /* not supported */ | |||||
| IFA_TARGET_NETNSID = 10, /* not supported */ | |||||
| __IFA_MAX, | |||||
| }; | |||||
| #define IFA_MAX (__IFA_MAX - 1) | |||||
| /* IFA_FLAGS attribute flags */ | |||||
| #define IFA_F_SECONDARY 0x0001 | |||||
| #define IFA_F_TEMPORARY IFA_F_SECONDARY | |||||
| #define IFA_F_NODAD 0x0002 | |||||
| #define IFA_F_OPTIMISTIC 0x0004 | |||||
| #define IFA_F_DADFAILED 0x0008 | |||||
| #define IFA_F_HOMEADDRESS 0x0010 | |||||
| #define IFA_F_DEPRECATED 0x0020 | |||||
| #define IFA_F_TENTATIVE 0x0040 | |||||
| #define IFA_F_PERMANENT 0x0080 | |||||
| #define IFA_F_MANAGETEMPADDR 0x0100 | |||||
| #define IFA_F_NOPREFIXROUTE 0x0200 | |||||
| #define IFA_F_MCAUTOJOIN 0x0400 | |||||
| #define IFA_F_STABLE_PRIVACY 0x0800 | |||||
| /* IFA_CACHEINFO value */ | |||||
| struct ifa_cacheinfo { | |||||
| uint32_t ifa_prefered; | |||||
| uint32_t ifa_valid; | |||||
| uint32_t cstamp; | |||||
| uint32_t tstamp; | |||||
| }; | |||||
| #endif | |||||