package tap import ( "math" mdata "github.com/go-gost/core/metadata" mdutil "github.com/go-gost/x/metadata/util" ) const ( MaxMessageSize = math.MaxUint16 ) type metadata struct { key string } func (h *tapHandler) parseMetadata(md mdata.Metadata) (err error) { const ( key = "key" ) h.md.key = mdutil.GetString(md, key) return }