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// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include "core/file_sys/fssystem/fssystem_hierarchical_integrity_verification_storage.h"
#include "core/file_sys/fssystem/fssystem_nca_header.h"
#include "core/file_sys/vfs_vector.h"
namespace FileSys {
constexpr inline size_t IntegrityLayerCountRomFs = 7;
constexpr inline size_t IntegrityHashLayerBlockSize = 16_KiB;
class IntegrityRomFsStorage : public IReadOnlyStorage {
public:
IntegrityRomFsStorage() {}
virtual ~IntegrityRomFsStorage() override {
this->Finalize();
}
Result Initialize(
HierarchicalIntegrityVerificationInformation level_hash_info, Hash master_hash,
HierarchicalIntegrityVerificationStorage::HierarchicalStorageInformation storage_info,
int max_data_cache_entries, int max_hash_cache_entries, s8 buffer_level);
void Finalize();
virtual size_t Read(u8* buffer, size_t size, size_t offset) const override {
return m_integrity_storage.Read(buffer, size, offset);
}
virtual size_t GetSize() const override {
return m_integrity_storage.GetSize();
}
private:
HierarchicalIntegrityVerificationStorage m_integrity_storage;
Hash m_master_hash;
std::shared_ptr<ArrayVfsFile<sizeof(Hash)>> m_master_hash_storage;
};
} // namespace FileSys
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