53 lines
1.7 KiB
Go
53 lines
1.7 KiB
Go
package handshake
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import (
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"crypto/tls"
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"crypto/x509"
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"io"
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"github.com/lucas-clemente/quic-go/internal/protocol"
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"github.com/marten-seemann/qtls"
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)
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// Opener opens a packet
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type Opener interface {
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Open(dst, src []byte, packetNumber protocol.PacketNumber, associatedData []byte) ([]byte, error)
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DecryptHeader(sample []byte, firstByte *byte, pnBytes []byte)
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}
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// Sealer seals a packet
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type Sealer interface {
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Seal(dst, src []byte, packetNumber protocol.PacketNumber, associatedData []byte) []byte
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EncryptHeader(sample []byte, firstByte *byte, pnBytes []byte)
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Overhead() int
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}
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// A tlsExtensionHandler sends and received the QUIC TLS extension.
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type tlsExtensionHandler interface {
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GetExtensions(msgType uint8) []qtls.Extension
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ReceivedExtensions(msgType uint8, exts []qtls.Extension)
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TransportParameters() <-chan []byte
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}
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// CryptoSetup handles the handshake and protecting / unprotecting packets
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type CryptoSetup interface {
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RunHandshake() error
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io.Closer
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ChangeConnectionID(protocol.ConnectionID) error
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HandleMessage([]byte, protocol.EncryptionLevel) bool
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ConnectionState() tls.ConnectionState
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GetSealer() (protocol.EncryptionLevel, Sealer)
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GetSealerWithEncryptionLevel(protocol.EncryptionLevel) (Sealer, error)
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GetOpener(protocol.EncryptionLevel) (Opener, error)
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}
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// ConnectionState records basic details about the QUIC connection.
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// Warning: This API should not be considered stable and might change soon.
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type ConnectionState struct {
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HandshakeComplete bool // handshake is complete
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ServerName string // server name requested by client, if any (server side only)
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PeerCertificates []*x509.Certificate // certificate chain presented by remote peer
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}
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