| 12345678910111213141516171819202122232425 | package protocolimport (	"io")type RequestEncoder interface {	EncodeRequestHeader(*RequestHeader, io.Writer)	EncodeRequestBody(io.Writer) io.Writer}type RequestDecoder interface {	DecodeRequestHeader(io.Reader) (*RequestHeader, error)	DecodeRequestBody(io.Reader) io.Reader}type ResponseEncoder interface {	EncodeResponseHeader(*ResponseHeader, io.Writer)	EncodeResponseBody(io.Writer) io.Writer}type ResponseDecoder interface {	DecodeResponseHeader(io.Reader) (*ResponseHeader, error)	DecodeResponseBody(io.Reader) io.Reader}
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