RomFS Extraction

1 files changed, 35 insertions, 0 deletions

diff --git a/src/core/file_sys/romfs.h b/src/core/file_sys/romfs.h
new file mode 100644
index 000000000..03a876d22
--- /dev/null
+++ b/src/core/file_sys/romfs.h
@@ -0,0 +1,35 @@
+// Copyright 2018 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <array>
+#include "common/common_funcs.h"
+#include "common/swap.h"
+#include "core/file_sys/vfs.h"
+
+namespace FileSys {
+
+struct IVFCLevel {
+    u64_le offset;
+    u64_le size;
+    u32_le block_size;
+    u32_le reserved;
+};
+static_assert(sizeof(IVFCLevel) == 0x18, "IVFCLevel has incorrect size.");
+
+struct IVFCHeader {
+    u32_le magic;
+    u32_le magic_number;
+    INSERT_PADDING_BYTES(8);
+    std::array<IVFCLevel, 6> levels;
+    INSERT_PADDING_BYTES(64);
+};
+static_assert(sizeof(IVFCHeader) == 0xE0, "IVFCHeader has incorrect size.");
+
+// Converts a RomFS binary blob to VFS Filesystem
+// Returns nullptr on failure
+VirtualDir ExtractRomFS(VirtualFile file);
+
+} // namespace FileSys