Update dependencies

vendor/github.com/google/nftables/xt/match_tcp.go

@@ -0,0 +1,74 @@
+package xt
+
+import (
+	"github.com/google/nftables/alignedbuff"
+)
+
+// Tcp is the Match.Info payload for the tcp xtables extension
+// (https://wiki.nftables.org/wiki-nftables/index.php/Supported_features_compared_to_xtables#tcp).
+//
+// See
+// https://elixir.bootlin.com/linux/v5.17.7/source/include/uapi/linux/netfilter/xt_tcpudp.h#L8
+type Tcp struct {
+	SrcPorts  [2]uint16     // min, max source port range
+	DstPorts  [2]uint16     // min, max destination port range
+	Option    uint8         // TCP option if non-zero
+	FlagsMask uint8         // TCP flags mask
+	FlagsCmp  uint8         // TCP flags compare
+	InvFlags  TcpInvFlagset // Inverse flags
+}
+
+type TcpInvFlagset uint8
+
+const (
+	TcpInvSrcPorts TcpInvFlagset = 1 << iota
+	TcpInvDestPorts
+	TcpInvFlags
+	TcpInvOption
+	TcpInvMask TcpInvFlagset = (1 << iota) - 1
+)
+
+func (x *Tcp) marshal(fam TableFamily, rev uint32) ([]byte, error) {
+	ab := alignedbuff.New()
+	ab.PutUint16(x.SrcPorts[0])
+	ab.PutUint16(x.SrcPorts[1])
+	ab.PutUint16(x.DstPorts[0])
+	ab.PutUint16(x.DstPorts[1])
+	ab.PutUint8(x.Option)
+	ab.PutUint8(x.FlagsMask)
+	ab.PutUint8(x.FlagsCmp)
+	ab.PutUint8(byte(x.InvFlags))
+	return ab.Data(), nil
+}
+
+func (x *Tcp) unmarshal(fam TableFamily, rev uint32, data []byte) error {
+	ab := alignedbuff.NewWithData(data)
+	var err error
+	if x.SrcPorts[0], err = ab.Uint16(); err != nil {
+		return err
+	}
+	if x.SrcPorts[1], err = ab.Uint16(); err != nil {
+		return err
+	}
+	if x.DstPorts[0], err = ab.Uint16(); err != nil {
+		return err
+	}
+	if x.DstPorts[1], err = ab.Uint16(); err != nil {
+		return err
+	}
+	if x.Option, err = ab.Uint8(); err != nil {
+		return err
+	}
+	if x.FlagsMask, err = ab.Uint8(); err != nil {
+		return err
+	}
+	if x.FlagsCmp, err = ab.Uint8(); err != nil {
+		return err
+	}
+	var invFlags uint8
+	if invFlags, err = ab.Uint8(); err != nil {
+		return err
+	}
+	x.InvFlags = TcpInvFlagset(invFlags)
+	return nil
+}