From 442d6ad1ce84e5266036b9aed5200ced35374049 Mon Sep 17 00:00:00 2001
From: Baptiste Wicht <baptiste.wicht@gmail.com>
Date: Sat, 1 Mar 2014 11:28:54 +0100
Subject: [PATCH] Prepare file system abstraction

---
 kernel/include/file_system.hpp | 25 +++++++++++++++++++++++++
 kernel/src/vfs.cpp             |  9 +++++----
 2 files changed, 30 insertions(+), 4 deletions(-)
 create mode 100644 kernel/include/file_system.hpp

diff --git a/kernel/include/file_system.hpp b/kernel/include/file_system.hpp
new file mode 100644
index 00000000..6236ae04
--- /dev/null
+++ b/kernel/include/file_system.hpp
@@ -0,0 +1,25 @@
+//=======================================================================
+// Copyright Baptiste Wicht 2013-2014.
+// Distributed under the Boost Software License, Version 1.0.
+// (See accompanying file LICENSE_1_0.txt or copy at
+//  http://www.boost.org/LICENSE_1_0.txt)
+//=======================================================================
+
+#ifndef FILE_SYSTEM_H
+#define FILE_SYSTEM_H
+
+#include "disks.hpp"
+
+namespace vfs {
+
+struct file_system {
+    virtual size_t read(const std::vector<std::string>& file_path, std::string& content) = 0;
+    virtual size_t ls(const std::vector<std::string>& file_path, std::vector<disks::file>& contents) = 0;
+    virtual size_t touch(const std::vector<std::string>& file_path) = 0;
+    virtual size_t mkdir(const std::vector<std::string>& file_path) = 0;
+    virtual size_t rm(const std::vector<std::string>& file_path) = 0;
+};
+
+}
+
+#endif
diff --git a/kernel/src/vfs.cpp b/kernel/src/vfs.cpp
index 96e983e0..f058c8e9 100644
--- a/kernel/src/vfs.cpp
+++ b/kernel/src/vfs.cpp
@@ -9,13 +9,14 @@
 #include <string.hpp>
 #include <algorithms.hpp>
 
-#include "vfs.hpp"
-#include "scheduler.hpp"
-#include "flags.hpp"
-
 #include <directory_entry.hpp>
 #include <mount_point.hpp>
 
+#include "vfs.hpp"
+#include "scheduler.hpp"
+#include "file_system.hpp"
+#include "flags.hpp"
+
 #include "fat32.hpp"
 
 #include "disks.hpp"