git subrepo clone https://github.com/HarbourMasters/ZAPDTR.git

subrepo:
  subdir:   "ZAPDTR"
  merged:   "a53a53ea4"
upstream:
  origin:   "https://github.com/HarbourMasters/ZAPDTR.git"
  branch:   "master"
  commit:   "a53a53ea4"
git-subrepo:
  version:  "0.4.1"
  origin:   "???"
  commit:   "???"

ZAPDTR/ZAPDUtils/Utils/Stream.h

@@ -0,0 +1,41 @@
+#pragma once
+
+#include <cstdint>
+#include <memory>
+
+enum class SeekOffsetType
+{
+	Start,
+	Current,
+	End
+};
+
+// TODO: Eventually account for endianess in binaryreader and binarywriter
+enum class Endianess
+{
+	Little = 0,
+	Big = 1,
+};
+
+class Stream
+{
+public:
+	virtual ~Stream() = default;
+	virtual uint64_t GetLength() = 0;
+	uint64_t GetBaseAddress() { return baseAddress; }
+
+	virtual void Seek(int32_t offset, SeekOffsetType seekType) = 0;
+
+	virtual std::unique_ptr<char[]> Read(size_t length) = 0;
+	virtual void Read(const char* dest, size_t length) = 0;
+	virtual int8_t ReadByte() = 0;
+
+	virtual void Write(char* destBuffer, size_t length) = 0;
+	virtual void WriteByte(int8_t value) = 0;
+
+	virtual void Flush() = 0;
+	virtual void Close() = 0;
+
+protected:
+	uint64_t baseAddress;
+};