use go 1.12

Signed-off-by: hongming <talonwan@yunify.com>

vendor/github.com/lucas-clemente/quic-go/internal/handshake/interface.go

@@ -0,0 +1,61 @@
+package handshake
+
+import (
+	"crypto/x509"
+
+	"github.com/bifurcation/mint"
+	"github.com/lucas-clemente/quic-go/internal/crypto"
+	"github.com/lucas-clemente/quic-go/internal/protocol"
+)
+
+// Sealer seals a packet
+type Sealer interface {
+	Seal(dst, src []byte, packetNumber protocol.PacketNumber, associatedData []byte) []byte
+	Overhead() int
+}
+
+// mintTLS combines some methods needed to interact with mint.
+type mintTLS interface {
+	crypto.TLSExporter
+	Handshake() mint.Alert
+}
+
+// A TLSExtensionHandler sends and received the QUIC TLS extension.
+// It provides the parameters sent by the peer on a channel.
+type TLSExtensionHandler interface {
+	Send(mint.HandshakeType, *mint.ExtensionList) error
+	Receive(mint.HandshakeType, *mint.ExtensionList) error
+	GetPeerParams() <-chan TransportParameters
+}
+
+type baseCryptoSetup interface {
+	HandleCryptoStream() error
+	ConnectionState() ConnectionState
+
+	GetSealer() (protocol.EncryptionLevel, Sealer)
+	GetSealerWithEncryptionLevel(protocol.EncryptionLevel) (Sealer, error)
+	GetSealerForCryptoStream() (protocol.EncryptionLevel, Sealer)
+}
+
+// CryptoSetup is the crypto setup used by gQUIC
+type CryptoSetup interface {
+	baseCryptoSetup
+
+	Open(dst, src []byte, packetNumber protocol.PacketNumber, associatedData []byte) ([]byte, protocol.EncryptionLevel, error)
+}
+
+// CryptoSetupTLS is the crypto setup used by IETF QUIC
+type CryptoSetupTLS interface {
+	baseCryptoSetup
+
+	OpenHandshake(dst, src []byte, packetNumber protocol.PacketNumber, associatedData []byte) ([]byte, error)
+	Open1RTT(dst, src []byte, packetNumber protocol.PacketNumber, associatedData []byte) ([]byte, error)
+}
+
+// ConnectionState records basic details about the QUIC connection.
+// Warning: This API should not be considered stable and might change soon.
+type ConnectionState struct {
+	HandshakeComplete bool                // handshake is complete
+	ServerName        string              // server name requested by client, if any (server side only)
+	PeerCertificates  []*x509.Certificate // certificate chain presented by remote peer
+}