quic_type.go

package tcpip

const (
	QuicFrameTypePing          = 0x01
	QuicFrameTypeACK           = 0x02
	QuicFrameTypeCrypto        = 0x06
	QuicFrameTypeNewToken      = 0x07
	QuicFrameTypeHandShakeDone = 0x1e
)

var initialSalt = []byte{
	0x38, 0x76, 0x2c, 0xf7, 0xf5, 0x59, 0x34, 0xb3, 0x4d, 0x17,
	0x9a, 0xe6, 0xa4, 0xc8, 0x0c, 0xad, 0xcc, 0xbb, 0x7f, 0x0a,
}

// 固定のラベル
var clientInitialLabel = []byte(`client in`)
var serverInitialLabel = []byte(`server in`)
var quicKeyLabel = []byte(`quic key`)
var quicIVLabel = []byte(`quic iv`)

// hp is for header protection
var quicHPLabel = []byte(`quic hp`)

// Quic Transport Prameters
// 18.2. Transport Parameter Definitions
var initialMaxStreamDataBidiLocal = []byte{0x05, 0x04, 0x80, 0x08, 0x00, 0x00}
var initialMaxStreamDataBidiRemote = []byte{0x06, 0x04, 0x80, 0x08, 0x00, 0x00}
var initialMaxStreamDataUni = []byte{0x07, 0x04, 0x80, 0x08, 0x00, 0x00}
var initialMaxData = []byte{0x04, 0x04, 0x80, 0x0c, 0x00, 0x00}
var initialMaxStreamsBidi = []byte{0x08, 0x01, 0x00}
var initialMaxStreamsUni = []byte{0x09, 0x02, 0x40, 0x64}
var maxIdleTimeout = []byte{0x01, 0x04, 0x80, 0x00, 0x75, 0x30}
var maxUdpPayloadSize = []byte{0x03, 0x02, 0x45, 0xac}
var disableActiveMigration = []byte{0x0c, 0x00}
var activeConnectionIdLimit = []byte{0x0e, 0x01, 0x04}
var initialSourceConnectionId = []byte{0x0f}
var maxDatagramFrameSize = []byte{0x20, 0x01, 0x00}

type QuicKeyBlock struct {
	ClientKey              []byte
	ClientIV               []byte
	ClientHeaderProtection []byte
	ServerKey              []byte
	ServerIV               []byte
	ServerHeaderProtection []byte
}

type QuicRawPacket struct {
	QuicHeader interface{}
	QuicFrames []interface{}
}

type QuicLongCommonHeader struct {
	HeaderByte         []byte
	Version            []byte
	DestConnIDLength   []byte
	DestConnID         []byte
	SourceConnIDLength []byte
	SourceConnID       []byte
}

//type QuicFrame struct {
//	FrameInfo FrameInfo
//	Packet    interface{}
//}

type FrameInfo struct {
	HeaderForm         string
	FixedBit           string
	PacketType         string
	Reserved           string
	PacketNumberLegnth string
}

type InitialPacket struct {
	//CommonHeader QuicLongCommonHeader
	TokenLength  []byte
	Token        []byte
	Length       []byte
	PacketNumber []byte
	Payload      []byte
}

type RetryPacket struct {
	RetryToken         []byte
	RetryIntergrityTag []byte
}

type QuicCryptoFrame struct {
	Type   []byte
	Offset []byte
	Length []byte
	Data   []byte
}

type QuicACKFrame struct {
	Type                []byte
	LargestAcknowledged []byte
	AckDelay            []byte
	AckRangeCount       []byte
	FirstAckRange       []byte
}

type UDPInfo struct {
	ClientAddr [4]byte
	ClientPort int
	ServerAddr [4]byte
	ServerPort int
}