add rtcp

pkg/listener/option.go

@@ -1,11 +1,13 @@
 package listener
 
 import (
+	"github.com/go-gost/gost/pkg/chain"
 	"github.com/go-gost/gost/pkg/logger"
 )
 
 type Options struct {
 	Addr   string
+	Chain  *chain.Chain
 	Logger logger.Logger
 }
 
@@ -17,6 +19,12 @@ func AddrOption(addr string) Option {
 	}
 }
 
+func ChainOption(chain *chain.Chain) Option {
+	return func(opts *Options) {
+		opts.Chain = chain
+	}
+}
+
 func LoggerOption(logger logger.Logger) Option {
 	return func(opts *Options) {
 		opts.Logger = logger