sys/openbsd/socket_inet6.txt

# Copyright 2017 syzkaller project authors. All rights reserved.
# Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.

include <sys/types.h>
include <sys/param.h>
include <sys/socket.h>
include <netinet/in.h>
include <net/route.h>
include <netinet6/ip6_mroute.h>
# include <compat/linux/common/linux_socket.h>
include <sys/sockio.h>

# IPv6 sockets

resource sock_in6[sock]

sockaddr_in6 {
	family	const[AF_INET6, int16]
	port	sock_port
	flow	int32
	scope	int32
}

socket$inet6(domain const[AF_INET6], type flags[socket_type], proto int8) sock_in6
accept$inet6(fd sock_in6, peer ptr[out, sockaddr_in6, opt], peerlen ptr[inout, len[peer, int32]]) sock_in6
bind$inet6(fd sock_in6, addr ptr[in, sockaddr_in6], addrlen len[addr])
connect$inet6(fd sock_in6, addr ptr[in, sockaddr_in6], addrlen len[addr])
sendto$inet6(fd sock_in6, buf buffer[in], len len[buf], f flags[send_flags], addr ptr[in, sockaddr_in6, opt], addrlen len[addr])
recvfrom$inet6(fd sock_in6, buf buffer[out], len len[buf], f flags[recv_flags], addr ptr[in, sockaddr_in6, opt], addrlen len[addr])
getsockname$inet6(fd sock_in6, addr ptr[out, sockaddr_in6], addrlen ptr[inout, len[addr, int32]])
getpeername$inet6(fd sock_in6, peer ptr[out, sockaddr_in6], peerlen ptr[inout, len[peer, int32]])

# Generic IPv6 options

# Specific IPv6 options

# TODO: IPV6_HOPOPTS, IPV6_RTHDRDSTOPTS, IPV6_RTHDR, IPV6_DSTOPTS
# TODO: IPV6_PATHMTU
# TODO: IP6T_SO_GET_REVISION_MATCH, IP6T_SO_GET_REVISION_TARGET

setsockopt$inet6_MRT6_ADD_MIF(fd sock_in6, level const[IPPROTO_IPV6], optname const[MRT6_ADD_MIF], optval ptr[in, mif6ctl], optlen len[optval])
setsockopt$inet6_MRT6_ADD_MFC(fd sock_in6, level const[IPPROTO_IPV6], optname const[MRT6_ADD_MFC], optval ptr[in, mf6cctl], optlen len[optval])
setsockopt$inet6_MRT6_DEL_MFC(fd sock_in6, level const[IPPROTO_IPV6], optname const[MRT6_DEL_MFC], optval ptr[in, mf6cctl], optlen len[optval])

mif6ctl {
	mif6c_mifi	int16
	mif6c_flags	flags[mif6c_flags, int8]
	vifc_threshold	int8
# Do not allow low interface indices since one of them is likely to be the
# egress interface vio0 used on GCE instances during fuzzing.
	mif6c_pifi	int16[4:0xffff]
	vifc_rate_limit	int32
}

mif6c_flags = MIFF_REGISTER

mf6cctl {
	mf6cc_origin	sockaddr_in6
	mf6cc_mcastgrp	sockaddr_in6
	mf6cc_parent	int16
	mf6cc_ifset	array[int32, 8]
}