git subrepo clone https://github.com/Atmosphere-NX/Atmosphere-libs libraries

subrepo:
  subdir:   "libraries"
  merged:   "07af583b"
upstream:
  origin:   "https://github.com/Atmosphere-NX/Atmosphere-libs"
  branch:   "master"
  commit:   "07af583b"
git-subrepo:
  version:  "0.4.0"
  origin:   "https://github.com/ingydotnet/git-subrepo"
  commit:   "5d6aba9"

libraries/libstratosphere/include/stratosphere/fs/fs_file.hpp

@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 2018-2019 Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+#include "fs_common.hpp"
+
+namespace ams::fs {
+
+    struct ReadOption {
+        u32 value;
+
+        static const ReadOption None;
+    };
+
+    inline constexpr const ReadOption ReadOption::None = {FsReadOption_None};
+
+    inline constexpr bool operator==(const ReadOption &lhs, const ReadOption &rhs) {
+        return lhs.value == rhs.value;
+    }
+
+    inline constexpr bool operator!=(const ReadOption &lhs, const ReadOption &rhs) {
+        return !(lhs == rhs);
+    }
+
+    static_assert(std::is_pod<ReadOption>::value && sizeof(ReadOption) == sizeof(u32));
+
+    struct WriteOption {
+        u32 value;
+
+        constexpr inline bool HasFlushFlag() const {
+            return this->value & FsWriteOption_Flush;
+        }
+
+        static const WriteOption None;
+        static const WriteOption Flush;
+    };
+
+    inline constexpr const WriteOption WriteOption::None = {FsWriteOption_None};
+    inline constexpr const WriteOption WriteOption::Flush = {FsWriteOption_Flush};
+
+    inline constexpr bool operator==(const WriteOption &lhs, const WriteOption &rhs) {
+        return lhs.value == rhs.value;
+    }
+
+    inline constexpr bool operator!=(const WriteOption &lhs, const WriteOption &rhs) {
+        return !(lhs == rhs);
+    }
+
+    static_assert(std::is_pod<WriteOption>::value && sizeof(WriteOption) == sizeof(u32));
+
+}