1 files changed, 11 insertions, 0 deletions
diff --git a/utils/ioutils.go b/utils/ioutils.go
index a861995..fcc341e 100644
--- a/utils/ioutils.go
+++ b/utils/ioutils.go
@@ -17,6 +17,9 @@ type nopCloser struct {
 
 func (nopCloser) Close() error { return nil }
 
+type ReadWrapper func(r io.Reader) (io.ReadCloser, error)
+type WriteWrapper func(w io.Writer) io.WriteCloser
+
 // ZlibReader wraps a reader with a new zlib.Reader.
 func ZlibReader(r io.Reader) (io.ReadCloser, error) {
 	return zlib.NewReader(r)
@@ -26,3 +29,11 @@ func ZlibReader(r io.Reader) (io.ReadCloser, error) {
 func ZlibWriter(w io.Writer) io.WriteCloser {
 	return zlib.NewWriter(w)
 }
+
+func NopReadWrapper(r io.Reader) (io.ReadCloser, error) {
+	return io.NopCloser(r), nil
+}
+
+func NopWriteWrapper(w io.Writer) io.WriteCloser {
+	return NopCloser(w)
+}