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# 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.
# AF_NETLINK/NETLINK_GENERIC support.
# TODO: describe APIs of specific genetlink families.
include <linux/net.h>
include <uapi/linux/netlink.h>
include <uapi/linux/genetlink.h>
resource sock_nl_generic[sock_netlink]
socket$nl_generic(domain const[AF_NETLINK], type const[SOCK_RAW], proto const[NETLINK_GENERIC]) sock_nl_generic
sendmsg$nl_generic(fd sock_nl_generic, msg ptr[in, msghdr_nl_generic], f flags[send_flags])
msghdr_nl_generic {
addr ptr[in, sockaddr_nl_kern]
addrlen len[addr, int32]
vec ptr[in, iovec_nl_generic]
vlen const[1, intptr]
ctrl const[0, intptr]
ctrllen const[0, intptr]
f flags[send_flags, int32]
}
iovec_nl_generic {
data ptr[in, netlink_msg_generic]
len bytesize[data, intptr]
}
netlink_msg_generic {
len len[parent, int32]
type int16[NLMSG_MIN_TYPE:NLMSG_MAX_TYPE]
flags flags[netlink_msg_flags, int16]
seq netlink_seq
pid netlink_port_id
hdr genlmsghdr
# No body. Generic attribute can represent a random body.
attrs array[nl_generic_attr]
} [align_4]
genlmsghdr {
cmd int8[0:32]
version const[NFNETLINK_V0, int8]
reserved const[0, int16]
} [align_4]
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