receive: implement flush semantics

2019-03-21 14:43:04 -06:00
parent 49ea0c9b1a
commit 6440f010ee
12 changed files with 165 additions and 116 deletions
--- a/tun/tun_linux.go
+++ b/tun/tun_linux.go
@@ -318,6 +318,11 @@ func (tun *NativeTun) Write(buff []byte, offset int) (int, error) {
 	return tun.tunFile.Write(buff)
 }

+func (tun *NativeTun) Flush() error {
+	//TODO: can flushing be implemented by buffering and using sendmmsg?
+	return nil
+}
+
 func (tun *NativeTun) Read(buff []byte, offset int) (int, error) {
 	select {
 	case err := <-tun.errors: