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Merge #8564: [Wallet] remove unused code/conditions in ReadAtCursor

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beef966 [Wallet] remove unused code/conditions in ReadAtCursor (Jonas Schnelli)
This commit is contained in:
Pieter Wuille 2016-08-29 16:15:42 +02:00 committed by Alexander Block
parent 22604cbbcc
commit 707e2945a4
3 changed files with 9 additions and 11 deletions
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2
src/wallet/db.cpp
View File

@ -387,7 +387,7 @@ bool CDB::Rewrite(const string& strFile, const char* pszSkip)
while (fSuccess) {
CDataStream ssKey(SER_DISK, CLIENT_VERSION);
CDataStream ssValue(SER_DISK, CLIENT_VERSION);
int ret = db.ReadAtCursor(pcursor, ssKey, ssValue, DB_NEXT);
int ret = db.ReadAtCursor(pcursor, ssKey, ssValue);
if (ret == DB_NOTFOUND) {
pcursor->close();
break;

10
src/wallet/db.h
View File

@ -228,19 +228,17 @@ protected:
return pcursor;
}
int ReadAtCursor(Dbc* pcursor, CDataStream& ssKey, CDataStream& ssValue, unsigned int fFlags = DB_NEXT)
int ReadAtCursor(Dbc* pcursor, CDataStream& ssKey, CDataStream& ssValue, bool setRange = false)
{
// Read at cursor
Dbt datKey;
if (fFlags == DB_SET || fFlags == DB_SET_RANGE || fFlags == DB_GET_BOTH || fFlags == DB_GET_BOTH_RANGE) {
unsigned int fFlags = DB_NEXT;
if (setRange) {
datKey.set_data(ssKey.data());
datKey.set_size(ssKey.size());
fFlags = DB_SET_RANGE;
}
Dbt datValue;
if (fFlags == DB_GET_BOTH || fFlags == DB_GET_BOTH_RANGE) {
datValue.set_data(&ssValue[0]);
datValue.set_size(ssValue.size());
}
datKey.set_flags(DB_DBT_MALLOC);
datValue.set_flags(DB_DBT_MALLOC);
int ret = pcursor->get(&datKey, &datValue, fFlags);

8
src/wallet/walletdb.cpp
View File

@ -216,16 +216,16 @@ void CWalletDB::ListAccountCreditDebit(const string& strAccount, list<CAccountin
Dbc* pcursor = GetCursor();
if (!pcursor)
throw runtime_error(std::string(__func__) + ": cannot create DB cursor");
unsigned int fFlags = DB_SET_RANGE;
bool setRange = true;
while (true)
{
// Read next record
CDataStream ssKey(SER_DISK, CLIENT_VERSION);
if (fFlags == DB_SET_RANGE)
if (setRange)
ssKey << std::make_pair(std::string("acentry"), std::make_pair((fAllAccounts ? string("") : strAccount), uint64_t(0)));
CDataStream ssValue(SER_DISK, CLIENT_VERSION);
int ret = ReadAtCursor(pcursor, ssKey, ssValue, fFlags);
fFlags = DB_NEXT;
int ret = ReadAtCursor(pcursor, ssKey, ssValue, setRange);
setRange = false;
if (ret == DB_NOTFOUND)
break;
else if (ret != 0)