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leveldbwrapper symbol rename: Remove "Level" from class, etc. names

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This commit is contained in:
Jeff Garzik 2015-10-22 21:02:20 -04:00 committed by Jeff Garzik
parent 6ec4b7eb20
commit 8587b23038
5 changed files with 65 additions and 65 deletions
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38
src/leveldbwrapper.cpp
View File

@ -15,18 +15,18 @@
#include <memenv.h> #include <memenv.h>
#include <stdint.h> #include <stdint.h>
void HandleError(const leveldb::Status& status) throw(leveldb_error) void HandleError(const leveldb::Status& status) throw(dbwrapper_error)
{ {
if (status.ok()) if (status.ok())
return; return;
LogPrintf("%s\n", status.ToString()); LogPrintf("%s\n", status.ToString());
if (status.IsCorruption()) if (status.IsCorruption())
throw leveldb_error("Database corrupted"); throw dbwrapper_error("Database corrupted");
if (status.IsIOError()) if (status.IsIOError())
throw leveldb_error("Database I/O error"); throw dbwrapper_error("Database I/O error");
if (status.IsNotFound()) if (status.IsNotFound())
throw leveldb_error("Database entry missing"); throw dbwrapper_error("Database entry missing");
throw leveldb_error("Unknown database error"); throw dbwrapper_error("Unknown database error");
} }
static leveldb::Options GetOptions(size_t nCacheSize) static leveldb::Options GetOptions(size_t nCacheSize)
@ -45,7 +45,7 @@ static leveldb::Options GetOptions(size_t nCacheSize)
return options; return options;
} }
CLevelDBWrapper::CLevelDBWrapper(const boost::filesystem::path& path, size_t nCacheSize, bool fMemory, bool fWipe, bool obfuscate) CDBWrapper::CDBWrapper(const boost::filesystem::path& path, size_t nCacheSize, bool fMemory, bool fWipe, bool obfuscate)
{ {
penv = NULL; penv = NULL;
readoptions.verify_checksums = true; readoptions.verify_checksums = true;
@ -90,7 +90,7 @@ CLevelDBWrapper::CLevelDBWrapper(const boost::filesystem::path& path, size_t nCa
LogPrintf("Using obfuscation key for %s: %s\n", path.string(), GetObfuscateKeyHex()); LogPrintf("Using obfuscation key for %s: %s\n", path.string(), GetObfuscateKeyHex());
} }
CLevelDBWrapper::~CLevelDBWrapper() CDBWrapper::~CDBWrapper()
{ {
delete pdb; delete pdb;
pdb = NULL; pdb = NULL;
@ -102,7 +102,7 @@ CLevelDBWrapper::~CLevelDBWrapper()
options.env = NULL; options.env = NULL;
} }
bool CLevelDBWrapper::WriteBatch(CLevelDBBatch& batch, bool fSync) throw(leveldb_error) bool CDBWrapper::WriteBatch(CDBBatch& batch, bool fSync) throw(dbwrapper_error)
{ {
leveldb::Status status = pdb->Write(fSync ? syncoptions : writeoptions, &batch.batch); leveldb::Status status = pdb->Write(fSync ? syncoptions : writeoptions, &batch.batch);
HandleError(status); HandleError(status);
@ -113,15 +113,15 @@ bool CLevelDBWrapper::WriteBatch(CLevelDBBatch& batch, bool fSync) throw(leveldb
// //
// We must use a string constructor which specifies length so that we copy // We must use a string constructor which specifies length so that we copy
// past the null-terminator. // past the null-terminator.
const std::string CLevelDBWrapper::OBFUSCATE_KEY_KEY("\000obfuscate_key", 14); const std::string CDBWrapper::OBFUSCATE_KEY_KEY("\000obfuscate_key", 14);
const unsigned int CLevelDBWrapper::OBFUSCATE_KEY_NUM_BYTES = 8; const unsigned int CDBWrapper::OBFUSCATE_KEY_NUM_BYTES = 8;
/** /**
* Returns a string (consisting of 8 random bytes) suitable for use as an * Returns a string (consisting of 8 random bytes) suitable for use as an
* obfuscating XOR key. * obfuscating XOR key.
*/ */
std::vector<unsigned char> CLevelDBWrapper::CreateObfuscateKey() const std::vector<unsigned char> CDBWrapper::CreateObfuscateKey() const
{ {
unsigned char buff[OBFUSCATE_KEY_NUM_BYTES]; unsigned char buff[OBFUSCATE_KEY_NUM_BYTES];
GetRandBytes(buff, OBFUSCATE_KEY_NUM_BYTES); GetRandBytes(buff, OBFUSCATE_KEY_NUM_BYTES);
@ -129,24 +129,24 @@ std::vector<unsigned char> CLevelDBWrapper::CreateObfuscateKey() const
} }
bool CLevelDBWrapper::IsEmpty() bool CDBWrapper::IsEmpty()
{ {
boost::scoped_ptr<CLevelDBIterator> it(NewIterator()); boost::scoped_ptr<CDBIterator> it(NewIterator());
it->SeekToFirst(); it->SeekToFirst();
return !(it->Valid()); return !(it->Valid());
} }
const std::vector<unsigned char>& CLevelDBWrapper::GetObfuscateKey() const const std::vector<unsigned char>& CDBWrapper::GetObfuscateKey() const
{ {
return obfuscate_key; return obfuscate_key;
} }
std::string CLevelDBWrapper::GetObfuscateKeyHex() const std::string CDBWrapper::GetObfuscateKeyHex() const
{ {
return HexStr(obfuscate_key); return HexStr(obfuscate_key);
} }
CLevelDBIterator::~CLevelDBIterator() { delete piter; } CDBIterator::~CDBIterator() { delete piter; }
bool CLevelDBIterator::Valid() { return piter->Valid(); } bool CDBIterator::Valid() { return piter->Valid(); }
void CLevelDBIterator::SeekToFirst() { piter->SeekToFirst(); } void CDBIterator::SeekToFirst() { piter->SeekToFirst(); }
void CLevelDBIterator::Next() { piter->Next(); } void CDBIterator::Next() { piter->Next(); }

48
src/leveldbwrapper.h
View File

@ -17,18 +17,18 @@
#include <leveldb/db.h> #include <leveldb/db.h>
#include <leveldb/write_batch.h> #include <leveldb/write_batch.h>
class leveldb_error : public std::runtime_error class dbwrapper_error : public std::runtime_error
{ {
public: public:
leveldb_error(const std::string& msg) : std::runtime_error(msg) {} dbwrapper_error(const std::string& msg) : std::runtime_error(msg) {}
}; };
void HandleError(const leveldb::Status& status) throw(leveldb_error); void HandleError(const leveldb::Status& status) throw(dbwrapper_error);
/** Batch of changes queued to be written to a CLevelDBWrapper */ /** Batch of changes queued to be written to a CDBWrapper */
class CLevelDBBatch class CDBBatch
{ {
friend class CLevelDBWrapper; friend class CDBWrapper;
private: private:
leveldb::WriteBatch batch; leveldb::WriteBatch batch;
@ -38,7 +38,7 @@ public:
/** /**
* @param[in] obfuscate_key If passed, XOR data with this key. * @param[in] obfuscate_key If passed, XOR data with this key.
*/ */
CLevelDBBatch(const std::vector<unsigned char> *obfuscate_key) : obfuscate_key(obfuscate_key) { }; CDBBatch(const std::vector<unsigned char> *obfuscate_key) : obfuscate_key(obfuscate_key) { };
template <typename K, typename V> template <typename K, typename V>
void Write(const K& key, const V& value) void Write(const K& key, const V& value)
@ -69,7 +69,7 @@ public:
} }
}; };
class CLevelDBIterator class CDBIterator
{ {
private: private:
leveldb::Iterator *piter; leveldb::Iterator *piter;
@ -81,9 +81,9 @@ public:
* @param[in] piterIn The original leveldb iterator. * @param[in] piterIn The original leveldb iterator.
* @param[in] obfuscate_key If passed, XOR data with this key. * @param[in] obfuscate_key If passed, XOR data with this key.
*/ */
CLevelDBIterator(leveldb::Iterator *piterIn, const std::vector<unsigned char>* obfuscate_key) : CDBIterator(leveldb::Iterator *piterIn, const std::vector<unsigned char>* obfuscate_key) :
piter(piterIn), obfuscate_key(obfuscate_key) { }; piter(piterIn), obfuscate_key(obfuscate_key) { };
~CLevelDBIterator(); ~CDBIterator();
bool Valid(); bool Valid();
@ -132,7 +132,7 @@ public:
}; };
class CLevelDBWrapper class CDBWrapper
{ {
private: private:
//! custom environment this database is using (may be NULL in case of default environment) //! custom environment this database is using (may be NULL in case of default environment)
@ -176,11 +176,11 @@ public:
* @param[in] obfuscate If true, store data obfuscated via simple XOR. If false, XOR * @param[in] obfuscate If true, store data obfuscated via simple XOR. If false, XOR
* with a zero'd byte array. * with a zero'd byte array.
*/ */
CLevelDBWrapper(const boost::filesystem::path& path, size_t nCacheSize, bool fMemory = false, bool fWipe = false, bool obfuscate = false); CDBWrapper(const boost::filesystem::path& path, size_t nCacheSize, bool fMemory = false, bool fWipe = false, bool obfuscate = false);
~CLevelDBWrapper(); ~CDBWrapper();
template <typename K, typename V> template <typename K, typename V>
bool Read(const K& key, V& value) const throw(leveldb_error) bool Read(const K& key, V& value) const throw(dbwrapper_error)
{ {
CDataStream ssKey(SER_DISK, CLIENT_VERSION); CDataStream ssKey(SER_DISK, CLIENT_VERSION);
ssKey.reserve(ssKey.GetSerializeSize(key)); ssKey.reserve(ssKey.GetSerializeSize(key));
@ -206,15 +206,15 @@ public:
} }
template <typename K, typename V> template <typename K, typename V>
bool Write(const K& key, const V& value, bool fSync = false) throw(leveldb_error) bool Write(const K& key, const V& value, bool fSync = false) throw(dbwrapper_error)
{ {
CLevelDBBatch batch(&obfuscate_key); CDBBatch batch(&obfuscate_key);
batch.Write(key, value); batch.Write(key, value);
return WriteBatch(batch, fSync); return WriteBatch(batch, fSync);
} }
template <typename K> template <typename K>
bool Exists(const K& key) const throw(leveldb_error) bool Exists(const K& key) const throw(dbwrapper_error)
{ {
CDataStream ssKey(SER_DISK, CLIENT_VERSION); CDataStream ssKey(SER_DISK, CLIENT_VERSION);
ssKey.reserve(ssKey.GetSerializeSize(key)); ssKey.reserve(ssKey.GetSerializeSize(key));
@ -233,14 +233,14 @@ public:
} }
template <typename K> template <typename K>
bool Erase(const K& key, bool fSync = false) throw(leveldb_error) bool Erase(const K& key, bool fSync = false) throw(dbwrapper_error)
{ {
CLevelDBBatch batch(&obfuscate_key); CDBBatch batch(&obfuscate_key);
batch.Erase(key); batch.Erase(key);
return WriteBatch(batch, fSync); return WriteBatch(batch, fSync);
} }
bool WriteBatch(CLevelDBBatch& batch, bool fSync = false) throw(leveldb_error); bool WriteBatch(CDBBatch& batch, bool fSync = false) throw(dbwrapper_error);
// not available for LevelDB; provide for compatibility with BDB // not available for LevelDB; provide for compatibility with BDB
bool Flush() bool Flush()
@ -248,15 +248,15 @@ public:
return true; return true;
} }
bool Sync() throw(leveldb_error) bool Sync() throw(dbwrapper_error)
{ {
CLevelDBBatch batch(&obfuscate_key); CDBBatch batch(&obfuscate_key);
return WriteBatch(batch, true); return WriteBatch(batch, true);
} }
CLevelDBIterator *NewIterator() CDBIterator *NewIterator()
{ {
return new CLevelDBIterator(pdb->NewIterator(iteroptions), &obfuscate_key); return new CDBIterator(pdb->NewIterator(iteroptions), &obfuscate_key);
} }
/** /**

26
src/test/leveldbwrapper_tests.cpp
View File

@ -25,15 +25,15 @@ bool is_null_key(const vector<unsigned char>& key) {
return isnull; return isnull;
} }
BOOST_FIXTURE_TEST_SUITE(leveldbwrapper_tests, BasicTestingSetup) BOOST_FIXTURE_TEST_SUITE(dbwrapper_tests, BasicTestingSetup)
BOOST_AUTO_TEST_CASE(leveldbwrapper) BOOST_AUTO_TEST_CASE(dbwrapper)
{ {
// Perform tests both obfuscated and non-obfuscated. // Perform tests both obfuscated and non-obfuscated.
for (int i = 0; i < 2; i++) { for (int i = 0; i < 2; i++) {
bool obfuscate = (bool)i; bool obfuscate = (bool)i;
path ph = temp_directory_path() / unique_path(); path ph = temp_directory_path() / unique_path();
CLevelDBWrapper dbw(ph, (1 << 20), true, false, obfuscate); CDBWrapper dbw(ph, (1 << 20), true, false, obfuscate);
char key = 'k'; char key = 'k';
uint256 in = GetRandHash(); uint256 in = GetRandHash();
uint256 res; uint256 res;
@ -48,13 +48,13 @@ BOOST_AUTO_TEST_CASE(leveldbwrapper)
} }
// Test batch operations // Test batch operations
BOOST_AUTO_TEST_CASE(leveldbwrapper_batch) BOOST_AUTO_TEST_CASE(dbwrapper_batch)
{ {
// Perform tests both obfuscated and non-obfuscated. // Perform tests both obfuscated and non-obfuscated.
for (int i = 0; i < 2; i++) { for (int i = 0; i < 2; i++) {
bool obfuscate = (bool)i; bool obfuscate = (bool)i;
path ph = temp_directory_path() / unique_path(); path ph = temp_directory_path() / unique_path();
CLevelDBWrapper dbw(ph, (1 << 20), true, false, obfuscate); CDBWrapper dbw(ph, (1 << 20), true, false, obfuscate);
char key = 'i'; char key = 'i';
uint256 in = GetRandHash(); uint256 in = GetRandHash();
@ -64,7 +64,7 @@ BOOST_AUTO_TEST_CASE(leveldbwrapper_batch)
uint256 in3 = GetRandHash(); uint256 in3 = GetRandHash();
uint256 res; uint256 res;
CLevelDBBatch batch(&dbw.GetObfuscateKey()); CDBBatch batch(&dbw.GetObfuscateKey());
batch.Write(key, in); batch.Write(key, in);
batch.Write(key2, in2); batch.Write(key2, in2);
@ -85,13 +85,13 @@ BOOST_AUTO_TEST_CASE(leveldbwrapper_batch)
} }
} }
BOOST_AUTO_TEST_CASE(leveldbwrapper_iterator) BOOST_AUTO_TEST_CASE(dbwrapper_iterator)
{ {
// Perform tests both obfuscated and non-obfuscated. // Perform tests both obfuscated and non-obfuscated.
for (int i = 0; i < 2; i++) { for (int i = 0; i < 2; i++) {
bool obfuscate = (bool)i; bool obfuscate = (bool)i;
path ph = temp_directory_path() / unique_path(); path ph = temp_directory_path() / unique_path();
CLevelDBWrapper dbw(ph, (1 << 20), true, false, obfuscate); CDBWrapper dbw(ph, (1 << 20), true, false, obfuscate);
// The two keys are intentionally chosen for ordering // The two keys are intentionally chosen for ordering
char key = 'j'; char key = 'j';
@ -101,7 +101,7 @@ BOOST_AUTO_TEST_CASE(leveldbwrapper_iterator)
uint256 in2 = GetRandHash(); uint256 in2 = GetRandHash();
BOOST_CHECK(dbw.Write(key2, in2)); BOOST_CHECK(dbw.Write(key2, in2));
boost::scoped_ptr<CLevelDBIterator> it(const_cast<CLevelDBWrapper*>(&dbw)->NewIterator()); boost::scoped_ptr<CDBIterator> it(const_cast<CDBWrapper*>(&dbw)->NewIterator());
// Be sure to seek past the obfuscation key (if it exists) // Be sure to seek past the obfuscation key (if it exists)
it->Seek(key); it->Seek(key);
@ -134,7 +134,7 @@ BOOST_AUTO_TEST_CASE(existing_data_no_obfuscate)
create_directories(ph); create_directories(ph);
// Set up a non-obfuscated wrapper to write some initial data. // Set up a non-obfuscated wrapper to write some initial data.
CLevelDBWrapper* dbw = new CLevelDBWrapper(ph, (1 << 10), false, false, false); CDBWrapper* dbw = new CDBWrapper(ph, (1 << 10), false, false, false);
char key = 'k'; char key = 'k';
uint256 in = GetRandHash(); uint256 in = GetRandHash();
uint256 res; uint256 res;
@ -147,7 +147,7 @@ BOOST_AUTO_TEST_CASE(existing_data_no_obfuscate)
delete dbw; delete dbw;
// Now, set up another wrapper that wants to obfuscate the same directory // Now, set up another wrapper that wants to obfuscate the same directory
CLevelDBWrapper odbw(ph, (1 << 10), false, false, true); CDBWrapper odbw(ph, (1 << 10), false, false, true);
// Check that the key/val we wrote with unobfuscated wrapper exists and // Check that the key/val we wrote with unobfuscated wrapper exists and
// is readable. // is readable.
@ -175,7 +175,7 @@ BOOST_AUTO_TEST_CASE(existing_data_reindex)
create_directories(ph); create_directories(ph);
// Set up a non-obfuscated wrapper to write some initial data. // Set up a non-obfuscated wrapper to write some initial data.
CLevelDBWrapper* dbw = new CLevelDBWrapper(ph, (1 << 10), false, false, false); CDBWrapper* dbw = new CDBWrapper(ph, (1 << 10), false, false, false);
char key = 'k'; char key = 'k';
uint256 in = GetRandHash(); uint256 in = GetRandHash();
uint256 res; uint256 res;
@ -188,7 +188,7 @@ BOOST_AUTO_TEST_CASE(existing_data_reindex)
delete dbw; delete dbw;
// Simulate a -reindex by wiping the existing data store // Simulate a -reindex by wiping the existing data store
CLevelDBWrapper odbw(ph, (1 << 10), false, true, true); CDBWrapper odbw(ph, (1 << 10), false, true, true);
// Check that the key/val we wrote with unobfuscated wrapper doesn't exist // Check that the key/val we wrote with unobfuscated wrapper doesn't exist
uint256 res2; uint256 res2;

12
src/txdb.cpp
View File

@ -49,7 +49,7 @@ uint256 CCoinsViewDB::GetBestBlock() const {
} }
bool CCoinsViewDB::BatchWrite(CCoinsMap &mapCoins, const uint256 &hashBlock) { bool CCoinsViewDB::BatchWrite(CCoinsMap &mapCoins, const uint256 &hashBlock) {
CLevelDBBatch batch(&db.GetObfuscateKey()); CDBBatch batch(&db.GetObfuscateKey());
size_t count = 0; size_t count = 0;
size_t changed = 0; size_t changed = 0;
for (CCoinsMap::iterator it = mapCoins.begin(); it != mapCoins.end();) { for (CCoinsMap::iterator it = mapCoins.begin(); it != mapCoins.end();) {
@ -71,7 +71,7 @@ bool CCoinsViewDB::BatchWrite(CCoinsMap &mapCoins, const uint256 &hashBlock) {
return db.WriteBatch(batch); return db.WriteBatch(batch);
} }
CBlockTreeDB::CBlockTreeDB(size_t nCacheSize, bool fMemory, bool fWipe) : CLevelDBWrapper(GetDataDir() / "blocks" / "index", nCacheSize, fMemory, fWipe) { CBlockTreeDB::CBlockTreeDB(size_t nCacheSize, bool fMemory, bool fWipe) : CDBWrapper(GetDataDir() / "blocks" / "index", nCacheSize, fMemory, fWipe) {
} }
bool CBlockTreeDB::ReadBlockFileInfo(int nFile, CBlockFileInfo &info) { bool CBlockTreeDB::ReadBlockFileInfo(int nFile, CBlockFileInfo &info) {
@ -98,7 +98,7 @@ bool CCoinsViewDB::GetStats(CCoinsStats &stats) const {
/* It seems that there are no "const iterators" for LevelDB. Since we /* It seems that there are no "const iterators" for LevelDB. Since we
only need read operations on it, use a const-cast to get around only need read operations on it, use a const-cast to get around
that restriction. */ that restriction. */
boost::scoped_ptr<CLevelDBIterator> pcursor(const_cast<CLevelDBWrapper*>(&db)->NewIterator()); boost::scoped_ptr<CDBIterator> pcursor(const_cast<CDBWrapper*>(&db)->NewIterator());
pcursor->Seek(DB_COINS); pcursor->Seek(DB_COINS);
CHashWriter ss(SER_GETHASH, PROTOCOL_VERSION); CHashWriter ss(SER_GETHASH, PROTOCOL_VERSION);
@ -141,7 +141,7 @@ bool CCoinsViewDB::GetStats(CCoinsStats &stats) const {
} }
bool CBlockTreeDB::WriteBatchSync(const std::vector<std::pair<int, const CBlockFileInfo*> >& fileInfo, int nLastFile, const std::vector<const CBlockIndex*>& blockinfo) { bool CBlockTreeDB::WriteBatchSync(const std::vector<std::pair<int, const CBlockFileInfo*> >& fileInfo, int nLastFile, const std::vector<const CBlockIndex*>& blockinfo) {
CLevelDBBatch batch(&GetObfuscateKey()); CDBBatch batch(&GetObfuscateKey());
for (std::vector<std::pair<int, const CBlockFileInfo*> >::const_iterator it=fileInfo.begin(); it != fileInfo.end(); it++) { for (std::vector<std::pair<int, const CBlockFileInfo*> >::const_iterator it=fileInfo.begin(); it != fileInfo.end(); it++) {
batch.Write(make_pair(DB_BLOCK_FILES, it->first), *it->second); batch.Write(make_pair(DB_BLOCK_FILES, it->first), *it->second);
} }
@ -157,7 +157,7 @@ bool CBlockTreeDB::ReadTxIndex(const uint256 &txid, CDiskTxPos &pos) {
} }
bool CBlockTreeDB::WriteTxIndex(const std::vector<std::pair<uint256, CDiskTxPos> >&vect) { bool CBlockTreeDB::WriteTxIndex(const std::vector<std::pair<uint256, CDiskTxPos> >&vect) {
CLevelDBBatch batch(&GetObfuscateKey()); CDBBatch batch(&GetObfuscateKey());
for (std::vector<std::pair<uint256,CDiskTxPos> >::const_iterator it=vect.begin(); it!=vect.end(); it++) for (std::vector<std::pair<uint256,CDiskTxPos> >::const_iterator it=vect.begin(); it!=vect.end(); it++)
batch.Write(make_pair(DB_TXINDEX, it->first), it->second); batch.Write(make_pair(DB_TXINDEX, it->first), it->second);
return WriteBatch(batch); return WriteBatch(batch);
@ -177,7 +177,7 @@ bool CBlockTreeDB::ReadFlag(const std::string &name, bool &fValue) {
bool CBlockTreeDB::LoadBlockIndexGuts() bool CBlockTreeDB::LoadBlockIndexGuts()
{ {
boost::scoped_ptr<CLevelDBIterator> pcursor(NewIterator()); boost::scoped_ptr<CDBIterator> pcursor(NewIterator());
pcursor->Seek(make_pair(DB_BLOCK_INDEX, uint256())); pcursor->Seek(make_pair(DB_BLOCK_INDEX, uint256()));

6
src/txdb.h
View File

@ -26,11 +26,11 @@ static const int64_t nMaxDbCache = sizeof(void*) > 4 ? 16384 : 1024;
//! min. -dbcache in (MiB) //! min. -dbcache in (MiB)
static const int64_t nMinDbCache = 4; static const int64_t nMinDbCache = 4;
/** CCoinsView backed by the LevelDB coin database (chainstate/) */ /** CCoinsView backed by the coin database (chainstate/) */
class CCoinsViewDB : public CCoinsView class CCoinsViewDB : public CCoinsView
{ {
protected: protected:
CLevelDBWrapper db; CDBWrapper db;
public: public:
CCoinsViewDB(size_t nCacheSize, bool fMemory = false, bool fWipe = false); CCoinsViewDB(size_t nCacheSize, bool fMemory = false, bool fWipe = false);
@ -42,7 +42,7 @@ public:
}; };
/** Access to the block database (blocks/index/) */ /** Access to the block database (blocks/index/) */
class CBlockTreeDB : public CLevelDBWrapper class CBlockTreeDB : public CDBWrapper
{ {
public: public:
CBlockTreeDB(size_t nCacheSize, bool fMemory = false, bool fWipe = false); CBlockTreeDB(size_t nCacheSize, bool fMemory = false, bool fWipe = false);