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# Copyright 2020 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/mptcp support.
include <linux/net.h>
include <uapi/linux/netlink.h>
include <uapi/linux/genetlink.h>
include <uapi/linux/mptcp.h>
resource genl_mptcp_family_id[int16]
type msghdr_nl_mptcp[CMD] msghdr_netlink[netlink_msg_t[genl_mptcp_family_id, genlmsghdr_t[CMD], mptcp_pm_policy]]
syz_genetlink_get_family_id$mptcp(name ptr[in, string["mptcp_pm"]], fd sock_nl_generic) genl_mptcp_family_id
sendmsg$MPTCP_PM_CMD_ADD_ADDR(fd sock_nl_generic, msg ptr[in, msghdr_nl_mptcp[MPTCP_PM_CMD_ADD_ADDR]], f flags[send_flags])
sendmsg$MPTCP_PM_CMD_DEL_ADDR(fd sock_nl_generic, msg ptr[in, msghdr_nl_mptcp[MPTCP_PM_CMD_DEL_ADDR]], f flags[send_flags])
sendmsg$MPTCP_PM_CMD_GET_ADDR(fd sock_nl_generic, msg ptr[in, msghdr_nl_mptcp[MPTCP_PM_CMD_GET_ADDR]], f flags[send_flags])
sendmsg$MPTCP_PM_CMD_FLUSH_ADDRS(fd sock_nl_generic, msg ptr[in, msghdr_nl_mptcp[MPTCP_PM_CMD_FLUSH_ADDRS]], f flags[send_flags])
sendmsg$MPTCP_PM_CMD_SET_LIMITS(fd sock_nl_generic, msg ptr[in, msghdr_nl_mptcp[MPTCP_PM_CMD_SET_LIMITS]], f flags[send_flags])
sendmsg$MPTCP_PM_CMD_GET_LIMITS(fd sock_nl_generic, msg ptr[in, msghdr_nl_mptcp[MPTCP_PM_CMD_GET_LIMITS]], f flags[send_flags])
mptcp_pm_policy [
MPTCP_PM_ATTR_ADDR nlnest[MPTCP_PM_ATTR_ADDR, array[mptcp_pm_addr_policy, 0:7]]
MPTCP_PM_ATTR_RCV_ADD_ADDRS nlattr[MPTCP_PM_ATTR_RCV_ADD_ADDRS, int32[0:8]]
MPTCP_PM_ATTR_SUBFLOWS nlattr[MPTCP_PM_ATTR_SUBFLOWS, int32[0:8]]
] [varlen]
mptcp_pm_addr_policy [
MPTCP_PM_ADDR_ATTR_FAMILY nlattr[MPTCP_PM_ADDR_ATTR_FAMILY, flags[mptcp_families, int16]]
MPTCP_PM_ADDR_ATTR_ID nlattr[MPTCP_PM_ADDR_ATTR_ID, int8]
MPTCP_PM_ADDR_ATTR_ADDR4 nlattr[MPTCP_PM_ADDR_ATTR_ADDR4, ipv4_addr]
MPTCP_PM_ADDR_ATTR_ADDR6 nlattr[MPTCP_PM_ADDR_ATTR_ADDR6, ipv6_addr]
MPTCP_PM_ADDR_ATTR_PORT nlattr[MPTCP_PM_ADDR_ATTR_PORT, sock_port]
MPTCP_PM_ADDR_ATTR_FLAGS nlattr[MPTCP_PM_ADDR_ATTR_FLAGS, flags[mptcp_pm_addr_flags, int32]]
MPTCP_PM_ADDR_ATTR_IF_IDX nlattr[MPTCP_PM_ADDR_ATTR_IF_IDX, ifindex]
] [varlen]
mptcp_families = AF_INET, AF_INET6
mptcp_pm_addr_flags = MPTCP_PM_ADDR_FLAG_SIGNAL, MPTCP_PM_ADDR_FLAG_SUBFLOW, MPTCP_PM_ADDR_FLAG_BACKUP
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