yuzu/src/core/file_sys/xts_archive.h

71 lines
1.5 KiB
C++

// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <array>
#include <vector>
#include "common/common_types.h"
#include "common/swap.h"
#include "core/crypto/key_manager.h"
#include "core/file_sys/vfs.h"
namespace Loader {
enum class ResultStatus : u16;
}
namespace FileSys {
class NCA;
struct NAXHeader {
std::array<u8, 0x20> hmac;
u64_le magic;
std::array<Core::Crypto::Key128, 2> key_area;
u64_le file_size;
INSERT_PADDING_BYTES(0x30);
};
static_assert(sizeof(NAXHeader) == 0x80, "NAXHeader has incorrect size.");
enum class NAXContentType : u8 {
Save = 0,
NCA = 1,
};
class NAX : public ReadOnlyVfsDirectory {
public:
explicit NAX(VirtualFile file);
explicit NAX(VirtualFile file, std::array<u8, 0x10> nca_id);
~NAX() override;
Loader::ResultStatus GetStatus() const;
VirtualFile GetDecrypted() const;
std::unique_ptr<NCA> AsNCA() const;
NAXContentType GetContentType() const;
std::vector<VirtualFile> GetFiles() const override;
std::vector<VirtualDir> GetSubdirectories() const override;
std::string GetName() const override;
VirtualDir GetParentDirectory() const override;
private:
Loader::ResultStatus Parse(std::string_view path);
std::unique_ptr<NAXHeader> header;
VirtualFile file;
Loader::ResultStatus status;
NAXContentType type{};
VirtualFile dec_file;
Core::Crypto::KeyManager& keys;
};
} // namespace FileSys