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fs: revise NcaFileSystemDriver for latest semantics

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This commit is contained in:
Michael Scire
2021-12-13 22:42:32 -08:00
committed by SciresM
parent ccf29a1302
commit 52296fc2dd
37 changed files with 1612 additions and 1026 deletions
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2
libraries/libstratosphere/include/stratosphere/fssystem/save/fssystem_hierarchical_integrity_verification_storage.hpp
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@@ -157,7 +157,7 @@ namespace ams::fssystem::save {
HierarchicalIntegrityVerificationStorage() : m_buffers(nullptr), m_mutex(nullptr), m_data_size(-1), m_is_written_for_rollback(false) { /* ... */ }
virtual ~HierarchicalIntegrityVerificationStorage() override { this->Finalize(); }
Result Initialize(const HierarchicalIntegrityVerificationInformation &info, HierarchicalStorageInformation storage, FileSystemBufferManagerSet *bufs, os::SdkRecursiveMutex *mtx, fs::StorageType storage_type);
Result Initialize(const HierarchicalIntegrityVerificationInformation &info, HierarchicalStorageInformation storage, FileSystemBufferManagerSet *bufs, IHash256GeneratorFactory *hgf, os::SdkRecursiveMutex *mtx, fs::StorageType storage_type);
void Finalize();
virtual Result Read(s64 offset, void *buffer, size_t size) override;

14
libraries/libstratosphere/include/stratosphere/fssystem/save/fssystem_integrity_verification_storage.hpp
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@@ -47,11 +47,12 @@ namespace ams::fssystem::save {
fs::HashSalt m_salt;
bool m_is_real_data;
fs::StorageType m_storage_type;
fssystem::IHash256GeneratorFactory *m_hash_generator_factory;
public:
IntegrityVerificationStorage() : m_verification_block_size(0), m_verification_block_order(0), m_upper_layer_verification_block_size(0), m_upper_layer_verification_block_order(0), m_buffer_manager(nullptr) { /* ... */ }
virtual ~IntegrityVerificationStorage() override { this->Finalize(); }
Result Initialize(fs::SubStorage hs, fs::SubStorage ds, s64 verif_block_size, s64 upper_layer_verif_block_size, IBufferManager *bm, const fs::HashSalt &salt, bool is_real_data, fs::StorageType storage_type);
Result Initialize(fs::SubStorage hs, fs::SubStorage ds, s64 verif_block_size, s64 upper_layer_verif_block_size, IBufferManager *bm, fssystem::IHash256GeneratorFactory *hgf, const fs::HashSalt &salt, bool is_real_data, fs::StorageType storage_type);
void Finalize();
virtual Result Read(s64 offset, void *buffer, size_t size) override;
@@ -65,7 +66,10 @@ namespace ams::fssystem::save {
virtual Result OperateRange(void *dst, size_t dst_size, fs::OperationId op_id, s64 offset, s64 size, const void *src, size_t src_size) override;
using IStorage::OperateRange;
void CalcBlockHash(BlockHash *out, const void *buffer, size_t block_size) const;
void CalcBlockHash(BlockHash *out, const void *buffer, size_t block_size) const {
auto generator = m_hash_generator_factory->Create();
return this->CalcBlockHash(out, buffer, block_size, generator);
}
s64 GetBlockSize() const {
return m_verification_block_size;
@@ -73,9 +77,11 @@ namespace ams::fssystem::save {
private:
Result ReadBlockSignature(void *dst, size_t dst_size, s64 offset, size_t size);
Result WriteBlockSignature(const void *src, size_t src_size, s64 offset, size_t size);
Result VerifyHash(const void *buf, BlockHash *hash);
Result VerifyHash(const void *buf, BlockHash *hash, std::unique_ptr<fssystem::IHash256Generator> &generator);
void CalcBlockHash(BlockHash *out, const void *buffer) const {
void CalcBlockHash(BlockHash *out, const void *buffer, size_t block_size, std::unique_ptr<fssystem::IHash256Generator> &generator) const;
void CalcBlockHash(BlockHash *out, const void *buffer, std::unique_ptr<fssystem::IHash256Generator> &generator) const {
return this->CalcBlockHash(out, buffer, static_cast<size_t>(m_verification_block_size));
}