1 files changed, 4 insertions, 0 deletions
diff --git a/src/stream.h b/src/stream.h
index 75a082ea..8a0f1c80 100644
--- a/src/stream.h
+++ b/src/stream.h
@@ -52,6 +52,7 @@ class Stream {
 
   bool has_log_stream() const { return log_stream_ != nullptr; }
 
+  void ClearOffset() { offset_ = 0; }
   void AddOffset(ssize_t delta);
 
   void WriteData(const void* src,
@@ -147,6 +148,7 @@ class Stream {
 struct OutputBuffer {
   Result WriteToFile(string_view filename) const;
 
+  void clear() { data.clear(); }
   size_t size() const { return data.size(); }
 
   std::vector<uint8_t> data;
@@ -162,6 +164,8 @@ class MemoryStream : public Stream {
   OutputBuffer& output_buffer() { return *buf_; }
   std::unique_ptr<OutputBuffer> ReleaseOutputBuffer();
 
+  void Clear();
+
   Result WriteToFile(string_view filename) {
     return buf_->WriteToFile(filename);
   }