diff options
Diffstat (limited to 'packet/bgp/constant.go')
| -rw-r--r-- | packet/bgp/constant.go | 46 |
1 files changed, 39 insertions, 7 deletions
diff --git a/packet/bgp/constant.go b/packet/bgp/constant.go index aa9b17b9..4888df7f 100644 --- a/packet/bgp/constant.go +++ b/packet/bgp/constant.go @@ -102,15 +102,19 @@ const ( TCP_FLAG_PUSH = 0x08 TCP_FLAG_ACK = 0x10 TCP_FLAG_URGENT = 0x20 + TCP_FLAG_ECE = 0x40 + TCP_FLAG_CWR = 0x80 ) var TCPFlagNameMap = map[TCPFlag]string{ - TCP_FLAG_FIN: "fin", - TCP_FLAG_SYN: "syn", - TCP_FLAG_RST: "rst", - TCP_FLAG_PUSH: "push", - TCP_FLAG_ACK: "ack", - TCP_FLAG_URGENT: "urgent", + TCP_FLAG_FIN: "F", + TCP_FLAG_SYN: "S", + TCP_FLAG_RST: "R", + TCP_FLAG_PUSH: "P", + TCP_FLAG_ACK: "A", + TCP_FLAG_URGENT: "U", + TCP_FLAG_CWR: "C", + TCP_FLAG_ECE: "E", } var TCPFlagValueMap = map[string]TCPFlag{ @@ -120,11 +124,39 @@ var TCPFlagValueMap = map[string]TCPFlag{ TCPFlagNameMap[TCP_FLAG_PUSH]: TCP_FLAG_PUSH, TCPFlagNameMap[TCP_FLAG_ACK]: TCP_FLAG_ACK, TCPFlagNameMap[TCP_FLAG_URGENT]: TCP_FLAG_URGENT, + TCPFlagNameMap[TCP_FLAG_CWR]: TCP_FLAG_CWR, + TCPFlagNameMap[TCP_FLAG_ECE]: TCP_FLAG_ECE, +} + +type TCPFlagOp int + +const ( + TCP_FLAG_OP_OR = 0x00 + TCP_FLAG_OP_AND = 0x40 + TCP_FLAG_OP_END = 0x80 + TCP_FLAG_OP_NOT = 0x02 + TCP_FLAG_OP_MATCH = 0x01 +) + +var TCPFlagOpNameMap = map[TCPFlagOp]string{ + TCP_FLAG_OP_OR: " ", + TCP_FLAG_OP_AND: "&", + TCP_FLAG_OP_END: "E", + TCP_FLAG_OP_NOT: "!", + TCP_FLAG_OP_MATCH: "=", +} + +var TCPFlagOpValueMap = map[string]TCPFlagOp{ + TCPFlagOpNameMap[TCP_FLAG_OP_OR]: TCP_FLAG_OP_OR, + TCPFlagOpNameMap[TCP_FLAG_OP_AND]: TCP_FLAG_OP_AND, + TCPFlagOpNameMap[TCP_FLAG_OP_END]: TCP_FLAG_OP_END, + TCPFlagOpNameMap[TCP_FLAG_OP_NOT]: TCP_FLAG_OP_NOT, + TCPFlagOpNameMap[TCP_FLAG_OP_MATCH]: TCP_FLAG_OP_MATCH, } func (f TCPFlag) String() string { ss := make([]string, 0, 6) - for _, v := range []TCPFlag{TCP_FLAG_FIN, TCP_FLAG_SYN, TCP_FLAG_RST, TCP_FLAG_PUSH, TCP_FLAG_ACK, TCP_FLAG_URGENT} { + for _, v := range []TCPFlag{TCP_FLAG_FIN, TCP_FLAG_SYN, TCP_FLAG_RST, TCP_FLAG_PUSH, TCP_FLAG_ACK, TCP_FLAG_URGENT, TCP_FLAG_CWR, TCP_FLAG_ECE} { if f&v > 0 { ss = append(ss, TCPFlagNameMap[v]) } |