Check in gVisor.

PiperOrigin-RevId: 194583126
Change-Id: Ica1d8821a90f74e7e745962d71801c598c652463

1 files changed, 186 insertions, 0 deletions

diff --git a/pkg/abi/linux/netlink_route.go b/pkg/abi/linux/netlink_route.go
new file mode 100644
index 000000000..0d88bc5c5
--- /dev/null
+++ b/pkg/abi/linux/netlink_route.go
@@ -0,0 +1,186 @@
+// Copyright 2018 Google Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package linux
+
+// Netlink message types for NETLINK_ROUTE sockets, from uapi/linux/rtnetlink.h.
+const (
+	RTM_NEWLINK = 16
+	RTM_DELLINK = 17
+	RTM_GETLINK = 18
+	RTM_SETLINK = 19
+
+	RTM_NEWADDR = 20
+	RTM_DELADDR = 21
+	RTM_GETADDR = 22
+
+	RTM_NEWROUTE = 24
+	RTM_DELROUTE = 25
+	RTM_GETROUTE = 26
+
+	RTM_NEWNEIGH = 28
+	RTM_DELNEIGH = 29
+	RTM_GETNEIGH = 30
+
+	RTM_NEWRULE = 32
+	RTM_DELRULE = 33
+	RTM_GETRULE = 34
+
+	RTM_NEWQDISC = 36
+	RTM_DELQDISC = 37
+	RTM_GETQDISC = 38
+
+	RTM_NEWTCLASS = 40
+	RTM_DELTCLASS = 41
+	RTM_GETTCLASS = 42
+
+	RTM_NEWTFILTER = 44
+	RTM_DELTFILTER = 45
+	RTM_GETTFILTER = 46
+
+	RTM_NEWACTION = 48
+	RTM_DELACTION = 49
+	RTM_GETACTION = 50
+
+	RTM_NEWPREFIX = 52
+
+	RTM_GETMULTICAST = 58
+
+	RTM_GETANYCAST = 62
+
+	RTM_NEWNEIGHTBL = 64
+	RTM_GETNEIGHTBL = 66
+	RTM_SETNEIGHTBL = 67
+
+	RTM_NEWNDUSEROPT = 68
+
+	RTM_NEWADDRLABEL = 72
+	RTM_DELADDRLABEL = 73
+	RTM_GETADDRLABEL = 74
+
+	RTM_GETDCB = 78
+	RTM_SETDCB = 79
+
+	RTM_NEWNETCONF = 80
+	RTM_GETNETCONF = 82
+
+	RTM_NEWMDB = 84
+	RTM_DELMDB = 85
+	RTM_GETMDB = 86
+
+	RTM_NEWNSID = 88
+	RTM_DELNSID = 89
+	RTM_GETNSID = 90
+)
+
+// InterfaceInfoMessage is struct ifinfomsg, from uapi/linux/rtnetlink.h.
+type InterfaceInfoMessage struct {
+	Family  uint8
+	Padding uint8
+	Type    uint16
+	Index   int32
+	Flags   uint32
+	Change  uint32
+}
+
+// Interface flags, from uapi/linux/if.h.
+const (
+	IFF_UP          = 1 << 0
+	IFF_BROADCAST   = 1 << 1
+	IFF_DEBUG       = 1 << 2
+	IFF_LOOPBACK    = 1 << 3
+	IFF_POINTOPOINT = 1 << 4
+	IFF_NOTRAILERS  = 1 << 5
+	IFF_RUNNING     = 1 << 6
+	IFF_NOARP       = 1 << 7
+	IFF_PROMISC     = 1 << 8
+	IFF_ALLMULTI    = 1 << 9
+	IFF_MASTER      = 1 << 10
+	IFF_SLAVE       = 1 << 11
+	IFF_MULTICAST   = 1 << 12
+	IFF_PORTSEL     = 1 << 13
+	IFF_AUTOMEDIA   = 1 << 14
+	IFF_DYNAMIC     = 1 << 15
+	IFF_LOWER_UP    = 1 << 16
+	IFF_DORMANT     = 1 << 17
+	IFF_ECHO        = 1 << 18
+)
+
+// Interface link attributes, from uapi/linux/if_link.h.
+const (
+	IFLA_UNSPEC          = 0
+	IFLA_ADDRESS         = 1
+	IFLA_BROADCAST       = 2
+	IFLA_IFNAME          = 3
+	IFLA_MTU             = 4
+	IFLA_LINK            = 5
+	IFLA_QDISC           = 6
+	IFLA_STATS           = 7
+	IFLA_COST            = 8
+	IFLA_PRIORITY        = 9
+	IFLA_MASTER          = 10
+	IFLA_WIRELESS        = 11
+	IFLA_PROTINFO        = 12
+	IFLA_TXQLEN          = 13
+	IFLA_MAP             = 14
+	IFLA_WEIGHT          = 15
+	IFLA_OPERSTATE       = 16
+	IFLA_LINKMODE        = 17
+	IFLA_LINKINFO        = 18
+	IFLA_NET_NS_PID      = 19
+	IFLA_IFALIAS         = 20
+	IFLA_NUM_VF          = 21
+	IFLA_VFINFO_LIST     = 22
+	IFLA_STATS64         = 23
+	IFLA_VF_PORTS        = 24
+	IFLA_PORT_SELF       = 25
+	IFLA_AF_SPEC         = 26
+	IFLA_GROUP           = 27
+	IFLA_NET_NS_FD       = 28
+	IFLA_EXT_MASK        = 29
+	IFLA_PROMISCUITY     = 30
+	IFLA_NUM_TX_QUEUES   = 31
+	IFLA_NUM_RX_QUEUES   = 32
+	IFLA_CARRIER         = 33
+	IFLA_PHYS_PORT_ID    = 34
+	IFLA_CARRIER_CHANGES = 35
+	IFLA_PHYS_SWITCH_ID  = 36
+	IFLA_LINK_NETNSID    = 37
+	IFLA_PHYS_PORT_NAME  = 38
+	IFLA_PROTO_DOWN      = 39
+	IFLA_GSO_MAX_SEGS    = 40
+	IFLA_GSO_MAX_SIZE    = 41
+)
+
+// InterfaceAddrMessage is struct ifaddrmsg, from uapi/linux/if_addr.h.
+type InterfaceAddrMessage struct {
+	Family    uint8
+	PrefixLen uint8
+	Flags     uint8
+	Scope     uint8
+	Index     uint32
+}
+
+// Interface attributes, from uapi/linux/if_addr.h.
+const (
+	IFA_UNSPEC    = 0
+	IFA_ADDRESS   = 1
+	IFA_LOCAL     = 2
+	IFA_LABEL     = 3
+	IFA_BROADCAST = 4
+	IFA_ANYCAST   = 5
+	IFA_CACHEINFO = 6
+	IFA_MULTICAST = 7
+	IFA_FLAGS     = 8
+)