First

2024-07-02 18:12:23 +02:00
commit b344afa9fe
89 changed files with 10568 additions and 0 deletions
@@ -0,0 +1,47 @@
+#pragma once
+
+#include "fs/ISink.h"
+#include "fs/Mode.h"
+#include "fs/AbsPath.h"
+#include "tl/flag_set2.h"
+#include "fs/Api.h"
+
+namespace fs
+{
+
+class FS_API FileSink final : public ISink
+{
+public:
+	FileSink(const AbsPath& filepath, Mode mode, Flags flags = Flags()) noexcept;
+	~FileSink() noexcept override;
+
+	FileSink(FileSink&& other) noexcept;
+	FileSink& operator=(FileSink&& other) noexcept;
+
+	bool isValid() const noexcept;
+	tl::optional<Error> getLastError() const override;
+
+	size_t write(tl::span<const uint8_t> data) override;
+
+	void seekBeg(uint64_t offset) override;
+	void seekRel(int64_t offset) override;
+
+	uint64_t tell() const override;
+	uint64_t getSize() const override;
+
+	size_t getPreferredBufferSize() const override;
+
+	bool resize(uint64_t newSize) noexcept;
+
+private:
+	//static tl::result<Handle, Error> openFile(const AbsPath& filepath, Mode mode, Flags flags) noexcept;
+
+	void close() noexcept;
+
+	bool m_isConstructed = false;
+	std::array<uint64_t, 4> m_arena;
+
+	uint64_t m_offset = 0;
+	mutable tl::optional<Error> m_optLastError;
+};
+}