yuzu/src/core/file_sys/romfs.h

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// Copyright 2018 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <array>
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#include <map>
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#include "common/common_funcs.h"
#include "common/common_types.h"
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#include "common/swap.h"
#include "core/file_sys/vfs.h"
namespace FileSys {
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struct RomFSHeader;
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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.");
enum class RomFSExtractionType {
Full, // Includes data directory
Truncated, // Traverses into data directory
};
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// Converts a RomFS binary blob to VFS Filesystem
// Returns nullptr on failure
VirtualDir ExtractRomFS(VirtualFile file,
RomFSExtractionType type = RomFSExtractionType::Truncated);
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// Converts a VFS filesystem into a RomFS binary
// Returns nullptr on failure
VirtualFile CreateRomFS(VirtualDir dir);
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} // namespace FileSys