Start implementing SystemSaveData

include/fs/archive_system_save_data.hpp

@@ -0,0 +1,38 @@
+#pragma once
+#include "archive_base.hpp"
+
+class SystemSaveDataArchive : public ArchiveBase {
+  public:
+	SystemSaveDataArchive(Memory& mem) : ArchiveBase(mem) {}
+
+	u64 getFreeBytes() override {
+		Helpers::panic("Unimplemented GetFreeBytes for SystemSaveData archive");
+		return 32_MB;
+	}
+
+	std::string name() override { return "SystemSaveData"; }
+
+	//HorizonResult createDirectory(const FSPath& path) override;
+	HorizonResult createFile(const FSPath& path, u64 size) override {
+		Helpers::panic("Unimplemented CreateFile for SystemSaveData archive");
+		return Result::Success;
+	};
+
+	HorizonResult deleteFile(const FSPath& path) override {
+		Helpers::panic("Unimplemented DeleteFile for SystemSaveData archive");
+		return Result::Success;
+	};
+
+	Rust::Result<ArchiveBase*, HorizonResult> openArchive(const FSPath& path) override;
+	//Rust::Result<DirectorySession, HorizonResult> openDirectory(const FSPath& path) override;
+
+	FileDescriptor openFile(const FSPath& path, const FilePerms& perms) override {
+		Helpers::panic("Unimplemented OpenFile for SystemSaveData archive");
+		return {};
+	}
+
+	std::optional<u32> readFile(FileSession* file, u64 offset, u32 size, u32 dataPointer) override {
+		Helpers::panic("Unimplemented ReadFile for SystemSaveData archive");
+		return {};
+	};
+};