1 files changed, 14 insertions, 0 deletions
diff --git a/data_buffer.h b/data_buffer.h
new file mode 100644
index 0000000..c3d86e8
--- /dev/null
+++ b/data_buffer.h
@@ -0,0 +1,14 @@
+#pragma once
+
+#include <cstddef>
+#include <cstdint>
+
+struct DataBuffer {
+    static constexpr size_t kInitialSize = 4 * 1024;
+    uint8_t *buffer{new uint8_t[kInitialSize]};
+    size_t buffer_size{kInitialSize};
+    size_t occupied_size{};
+    void Expand(size_t new_size);
+    ~DataBuffer();
+};
+