89 lines
2.5 KiB
Go
89 lines
2.5 KiB
Go
package qerr
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
"github.com/lucas-clemente/quic-go/internal/qtls"
|
|
)
|
|
|
|
// TransportErrorCode is a QUIC transport error.
|
|
type TransportErrorCode uint64
|
|
|
|
// The error codes defined by QUIC
|
|
const (
|
|
NoError TransportErrorCode = 0x0
|
|
InternalError TransportErrorCode = 0x1
|
|
ConnectionRefused TransportErrorCode = 0x2
|
|
FlowControlError TransportErrorCode = 0x3
|
|
StreamLimitError TransportErrorCode = 0x4
|
|
StreamStateError TransportErrorCode = 0x5
|
|
FinalSizeError TransportErrorCode = 0x6
|
|
FrameEncodingError TransportErrorCode = 0x7
|
|
TransportParameterError TransportErrorCode = 0x8
|
|
ConnectionIDLimitError TransportErrorCode = 0x9
|
|
ProtocolViolation TransportErrorCode = 0xa
|
|
InvalidToken TransportErrorCode = 0xb
|
|
ApplicationErrorErrorCode TransportErrorCode = 0xc
|
|
CryptoBufferExceeded TransportErrorCode = 0xd
|
|
KeyUpdateError TransportErrorCode = 0xe
|
|
AEADLimitReached TransportErrorCode = 0xf
|
|
NoViablePathError TransportErrorCode = 0x10
|
|
)
|
|
|
|
func (e TransportErrorCode) IsCryptoError() bool {
|
|
return e >= 0x100 && e < 0x200
|
|
}
|
|
|
|
// Message is a description of the error.
|
|
// It only returns a non-empty string for crypto errors.
|
|
func (e TransportErrorCode) Message() string {
|
|
if !e.IsCryptoError() {
|
|
return ""
|
|
}
|
|
return qtls.Alert(e - 0x100).Error()
|
|
}
|
|
|
|
func (e TransportErrorCode) String() string {
|
|
switch e {
|
|
case NoError:
|
|
return "NO_ERROR"
|
|
case InternalError:
|
|
return "INTERNAL_ERROR"
|
|
case ConnectionRefused:
|
|
return "CONNECTION_REFUSED"
|
|
case FlowControlError:
|
|
return "FLOW_CONTROL_ERROR"
|
|
case StreamLimitError:
|
|
return "STREAM_LIMIT_ERROR"
|
|
case StreamStateError:
|
|
return "STREAM_STATE_ERROR"
|
|
case FinalSizeError:
|
|
return "FINAL_SIZE_ERROR"
|
|
case FrameEncodingError:
|
|
return "FRAME_ENCODING_ERROR"
|
|
case TransportParameterError:
|
|
return "TRANSPORT_PARAMETER_ERROR"
|
|
case ConnectionIDLimitError:
|
|
return "CONNECTION_ID_LIMIT_ERROR"
|
|
case ProtocolViolation:
|
|
return "PROTOCOL_VIOLATION"
|
|
case InvalidToken:
|
|
return "INVALID_TOKEN"
|
|
case ApplicationErrorErrorCode:
|
|
return "APPLICATION_ERROR"
|
|
case CryptoBufferExceeded:
|
|
return "CRYPTO_BUFFER_EXCEEDED"
|
|
case KeyUpdateError:
|
|
return "KEY_UPDATE_ERROR"
|
|
case AEADLimitReached:
|
|
return "AEAD_LIMIT_REACHED"
|
|
case NoViablePathError:
|
|
return "NO_VIABLE_PATH"
|
|
default:
|
|
if e.IsCryptoError() {
|
|
return fmt.Sprintf("CRYPTO_ERROR (%#x)", uint16(e))
|
|
}
|
|
return fmt.Sprintf("unknown error code: %#x", uint16(e))
|
|
}
|
|
}
|