2 files changed, 56 insertions, 2 deletions
diff --git a/include/cru/common/platform/win/Exception.hpp b/include/cru/common/platform/win/Exception.hpp
index f90efe0a..0774327f 100644
--- a/include/cru/common/platform/win/Exception.hpp
+++ b/include/cru/common/platform/win/Exception.hpp
@@ -38,8 +38,10 @@ class CRU_BASE_API Win32Error : public platform::PlatformException {
  public:
   // ::GetLastError is automatically called to get the error code.
   // The same as Win32Error(::GetLastError(), message)
-  explicit Win32Error(std::string_view message);
-  Win32Error(DWORD error_code, std::string_view message);
+  [[deprecated]] explicit Win32Error(std::string_view message);
+  explicit Win32Error(String message);
+  [[deprecated]] Win32Error(DWORD error_code, std::string_view message);
+  Win32Error(DWORD error_code, String message);
 
   CRU_DEFAULT_COPY(Win32Error)
   CRU_DEFAULT_MOVE(Win32Error)
diff --git a/include/cru/common/platform/win/Win32FileStream.hpp b/include/cru/common/platform/win/Win32FileStream.hpp
new file mode 100644
index 00000000..231a7ec6
--- /dev/null
+++ b/include/cru/common/platform/win/Win32FileStream.hpp
@@ -0,0 +1,52 @@
+#pragma once
+
+#include "../../PreConfig.hpp"
+
+#ifdef CRU_PLATFORM_WINDOWS
+
+#include "../../String.hpp"
+#include "../../io/OpenFileFlag.hpp"
+#include "../../io/Stream.hpp"
+
+namespace cru::platform::win {
+namespace details {
+class Win32FileStreamPrivate;
+}
+
+class CRU_BASE_API Win32FileStream : public io::Stream {
+ public:
+  Win32FileStream(String path, io::OpenFileFlag flags);
+
+  CRU_DELETE_COPY(Win32FileStream)
+  CRU_DELETE_MOVE(Win32FileStream)
+
+  ~Win32FileStream() override;
+
+ public:
+  bool CanSeek() override;
+  Index Tell() override;
+  void Seek(Index offset, SeekOrigin origin = SeekOrigin::Current) override;
+
+  bool CanRead() override;
+  Index Read(std::byte* buffer, Index offset, Index size) override;
+  using Stream::Read;
+
+  bool CanWrite() override;
+  Index Write(const std::byte* buffer, Index offset, Index size) override;
+  using Stream::Write;
+
+  void Close() override;
+
+ private:
+  void CheckClosed();
+
+ private:
+  String path_;
+  io::OpenFileFlag flags_;
+  bool closed_ = false;
+
+  details::Win32FileStreamPrivate* p_;
+};
+}  // namespace cru::io
+
+#endif