/
constants.go
49 lines (44 loc) · 1.2 KB
/
constants.go
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// Copyright 2016-2019 Authors of Cilium
//
// 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 option
const (
// TCP_FIN, ... from <linux/tcp.h> (host byte-order)
TCP_FIN = uint16(0x0001)
TCP_SYN = uint16(0x0002)
TCP_RST = uint16(0x0004)
TCP_PSH = uint16(0x0008)
TCP_ACK = uint16(0x0010)
TCP_URG = uint16(0x0020)
TCP_ECE = uint16(0x0040)
TCP_CWR = uint16(0x0080)
)
var (
TCPFlags = map[string]uint16{
"none": uint16(0x0000),
"all": uint16(0x00FF),
"fin": TCP_FIN,
"syn": TCP_SYN,
"rst": TCP_RST,
"psh": TCP_PSH,
"ack": TCP_ACK,
"urg": TCP_URG,
"ece": TCP_ECE,
"cwr": TCP_CWR,
}
)
type BPFClockSource int
const (
ClockSourceKtime BPFClockSource = iota
ClockSourceJiffies
)