Atmosphere/libraries/libstratosphere/source/fssystem/fssystem_integrity_romfs_storage.cpp

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/*
* Copyright (c) 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/>.
*/
#include <stratosphere.hpp>
namespace ams::fssystem {
Result IntegrityRomFsStorage::Initialize(HierarchicalIntegrityVerificationInformation level_hash_info, Hash master_hash, HierarchicalIntegrityVerificationStorage::HierarchicalStorageInformation storage_info, fs::IBufferManager *bm, int max_data_cache_entries, int max_hash_cache_entries, s8 buffer_level, IHash256GeneratorFactory *hgf) {
/* Validate preconditions. */
AMS_ASSERT(bm != nullptr);
/* Set master hash. */
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m_master_hash = master_hash;
m_master_hash_storage = std::make_unique<fs::MemoryStorage>(std::addressof(m_master_hash), sizeof(Hash));
R_UNLESS(m_master_hash_storage != nullptr, fs::ResultAllocationMemoryFailedInIntegrityRomFsStorageA());
/* Set the master hash storage. */
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storage_info[0] = fs::SubStorage(m_master_hash_storage.get(), 0, sizeof(Hash));
/* Set buffers. */
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for (size_t i = 0; i < util::size(m_buffers.buffers); ++i) {
m_buffers.buffers[i] = bm;
}
/* Initialize our integrity storage. */
R_RETURN(m_integrity_storage.Initialize(level_hash_info, storage_info, std::addressof(m_buffers), hgf, false, std::addressof(m_mutex), max_data_cache_entries, max_hash_cache_entries, buffer_level, false, false));
}
void IntegrityRomFsStorage::Finalize() {
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m_integrity_storage.Finalize();
}
}