Initial commit

include/simplefs_context.h

@@ -0,0 +1,13 @@
+#pragma once
+
+#include "simplefs.h"
+#include "disk_io.h"
+#include <vector>
+#include <string>
+
+// 文件系统全局上下文
+struct SimpleFS_Context {
+    DeviceFd device_fd;
+    SimpleFS_SuperBlock sb;
+    std::vector<SimpleFS_GroupDesc> gdt;
+};