Pad the written data in case the message separator would otherwise fa…

…ll on a 4096-byte boundary
emasean · Dec 21, 2017 · c7fa29a · c7fa29a
1 parent d5583c1
commit c7fa29a
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/netconf/transport.go b/netconf/transport.go
@@ -44,6 +44,10 @@ type transportBasicIO struct {
 // nessisary framining messages.
 func (t *transportBasicIO) Send(data []byte) error {
 	t.Write(data)
+	// Pad to make sure the msgSeparator isn't sent across a 4096-byte boundary
+	if (len(data)+len(msgSeperator))%4096 < 6 {
+		t.Write([]byte("      "))
+	}
 	t.Write([]byte(msgSeperator))
 	t.Write([]byte("\n"))
 	return nil // TODO: Implement error handling!