maxmustermann/dogecoin
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

Refactor ZapWalletTxes to avoid layer vialotions

Browse source
This commit is contained in:
Jonas Schnelli 2016-11-12 10:53:18 +01:00
parent 71148b8947
commit 0165a56f20
No known key found for this signature in database
GPG key ID: 29D4BCB6416F53EC
3 changed files with 16 additions and 15 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

11
src/wallet/wallet.cpp
View file

@ -2846,12 +2846,16 @@ DBErrors CWallet::ZapSelectTx(vector<uint256>& vHashIn, vector<uint256>& vHashOu
{
if (!fFileBacked)
return DB_LOAD_OK;
DBErrors nZapSelectTxRet = CWalletDB(strWalletFile,"cr+").ZapSelectTx(this, vHashIn, vHashOut);
AssertLockHeld(cs_wallet); // mapWallet
vchDefaultKey = CPubKey();
DBErrors nZapSelectTxRet = CWalletDB(strWalletFile,"cr+").ZapSelectTx(vHashIn, vHashOut);
for (uint256 hash : vHashOut)
mapWallet.erase(hash);
if (nZapSelectTxRet == DB_NEED_REWRITE)
{
if (CDB::Rewrite(strWalletFile, "\x04pool"))
{
LOCK(cs_wallet);
setKeyPool.clear();
// Note: can't top-up keypool here, because wallet is locked.
// User will be prompted to unlock wallet the next operation
@ -2872,7 +2876,8 @@ DBErrors CWallet::ZapWalletTx(std::vector<CWalletTx>& vWtx)
{
if (!fFileBacked)
return DB_LOAD_OK;
DBErrors nZapWalletTxRet = CWalletDB(strWalletFile,"cr+").ZapWalletTx(this, vWtx);
vchDefaultKey = CPubKey();
DBErrors nZapWalletTxRet = CWalletDB(strWalletFile,"cr+").ZapWalletTx(vWtx);
if (nZapWalletTxRet == DB_NEED_REWRITE)
{
if (CDB::Rewrite(strWalletFile, "\x04pool"))

14
src/wallet/walletdb.cpp
View file

@ -646,20 +646,17 @@ DBErrors CWalletDB::LoadWallet(CWallet* pwallet)
return result;
}
DBErrors CWalletDB::FindWalletTx(CWallet* pwallet, vector<uint256>& vTxHash, vector<CWalletTx>& vWtx)
DBErrors CWalletDB::FindWalletTx(vector<uint256>& vTxHash, vector<CWalletTx>& vWtx)
{
pwallet->vchDefaultKey = CPubKey();
bool fNoncriticalErrors = false;
DBErrors result = DB_LOAD_OK;
try {
LOCK(pwallet->cs_wallet);
int nMinVersion = 0;
if (Read((string)"minversion", nMinVersion))
{
if (nMinVersion > CLIENT_VERSION)
return DB_TOO_NEW;
pwallet->LoadMinVersion(nMinVersion);
}
// Get cursor
@ -712,12 +709,12 @@ DBErrors CWalletDB::FindWalletTx(CWallet* pwallet, vector<uint256>& vTxHash, vec
return result;
}
DBErrors CWalletDB::ZapSelectTx(CWallet* pwallet, vector<uint256>& vTxHashIn, vector<uint256>& vTxHashOut)
DBErrors CWalletDB::ZapSelectTx(vector<uint256>& vTxHashIn, vector<uint256>& vTxHashOut)
{
// build list of wallet TXs and hashes
vector<uint256> vTxHash;
vector<CWalletTx> vWtx;
DBErrors err = FindWalletTx(pwallet, vTxHash, vWtx);
DBErrors err = FindWalletTx(vTxHash, vWtx);
if (err != DB_LOAD_OK) {
return err;
}
@ -736,7 +733,6 @@ DBErrors CWalletDB::ZapSelectTx(CWallet* pwallet, vector<uint256>& vTxHashIn, ve
break;
}
else if ((*it) == hash) {
pwallet->mapWallet.erase(hash);
if(!EraseTx(hash)) {
LogPrint("db", "Transaction was found for deletion but returned database error: %s\n", hash.GetHex());
delerror = true;
@ -751,11 +747,11 @@ DBErrors CWalletDB::ZapSelectTx(CWallet* pwallet, vector<uint256>& vTxHashIn, ve
return DB_LOAD_OK;
}
DBErrors CWalletDB::ZapWalletTx(CWallet* pwallet, vector<CWalletTx>& vWtx)
DBErrors CWalletDB::ZapWalletTx(vector<CWalletTx>& vWtx)
{
// build list of wallet TXs
vector<uint256> vTxHash;
DBErrors err = FindWalletTx(pwallet, vTxHash, vWtx);
DBErrors err = FindWalletTx(vTxHash, vWtx);
if (err != DB_LOAD_OK)
return err;

6
src/wallet/walletdb.h
View file

@ -167,9 +167,9 @@ public:
void ListAccountCreditDebit(const std::string& strAccount, std::list<CAccountingEntry>& acentries);
DBErrors LoadWallet(CWallet* pwallet);
DBErrors FindWalletTx(CWallet* pwallet, std::vector<uint256>& vTxHash, std::vector<CWalletTx>& vWtx);
DBErrors ZapWalletTx(CWallet* pwallet, std::vector<CWalletTx>& vWtx);
DBErrors ZapSelectTx(CWallet* pwallet, std::vector<uint256>& vHashIn, std::vector<uint256>& vHashOut);
DBErrors FindWalletTx(std::vector<uint256>& vTxHash, std::vector<CWalletTx>& vWtx);
DBErrors ZapWalletTx(std::vector<CWalletTx>& vWtx);
DBErrors ZapSelectTx(std::vector<uint256>& vHashIn, std::vector<uint256>& vHashOut);
static bool Recover(CDBEnv& dbenv, const std::string& filename, bool fOnlyKeys);
static bool Recover(CDBEnv& dbenv, const std::string& filename);