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-rw-r--r--src/wallet/rpcwallet.cpp2
-rw-r--r--src/wallet/test/psbt_wallet_tests.cpp6
-rw-r--r--src/wallet/wallet.cpp4
-rw-r--r--src/wallet/wallet.h8
-rw-r--r--src/wallet/walletdb.cpp13
-rw-r--r--src/wallet/walletdb.h4
6 files changed, 19 insertions, 18 deletions
diff --git a/src/wallet/rpcwallet.cpp b/src/wallet/rpcwallet.cpp
index 91162d575d..677b799d06 100644
--- a/src/wallet/rpcwallet.cpp
+++ b/src/wallet/rpcwallet.cpp
@@ -1582,7 +1582,7 @@ static UniValue listsinceblock(const JSONRPCRequest& request)
UniValue transactions(UniValue::VARR);
for (const std::pair<const uint256, CWalletTx>& pairWtx : pwallet->mapWallet) {
- CWalletTx tx = pairWtx.second;
+ const CWalletTx& tx = pairWtx.second;
if (depth == -1 || abs(tx.GetDepthInMainChain()) < depth) {
ListTransactions(pwallet, tx, 0, true, transactions, filter, nullptr /* filter_label */);
diff --git a/src/wallet/test/psbt_wallet_tests.cpp b/src/wallet/test/psbt_wallet_tests.cpp
index 35860577cd..b4c65a8665 100644
--- a/src/wallet/test/psbt_wallet_tests.cpp
+++ b/src/wallet/test/psbt_wallet_tests.cpp
@@ -22,14 +22,12 @@ BOOST_AUTO_TEST_CASE(psbt_updater_test)
CDataStream s_prev_tx1(ParseHex("0200000000010158e87a21b56daf0c23be8e7070456c336f7cbaa5c8757924f545887bb2abdd7501000000171600145f275f436b09a8cc9a2eb2a2f528485c68a56323feffffff02d8231f1b0100000017a914aed962d6654f9a2b36608eb9d64d2b260db4f1118700c2eb0b0000000017a914b7f5faf40e3d40a5a459b1db3535f2b72fa921e88702483045022100a22edcc6e5bc511af4cc4ae0de0fcd75c7e04d8c1c3a8aa9d820ed4b967384ec02200642963597b9b1bc22c75e9f3e117284a962188bf5e8a74c895089046a20ad770121035509a48eb623e10aace8bfd0212fdb8a8e5af3c94b0b133b95e114cab89e4f7965000000"), SER_NETWORK, PROTOCOL_VERSION);
CTransactionRef prev_tx1;
s_prev_tx1 >> prev_tx1;
- CWalletTx prev_wtx1(&m_wallet, prev_tx1);
- m_wallet.mapWallet.emplace(prev_wtx1.GetHash(), std::move(prev_wtx1));
+ m_wallet.mapWallet.emplace(std::piecewise_construct, std::forward_as_tuple(prev_tx1->GetHash()), std::forward_as_tuple(&m_wallet, prev_tx1));
CDataStream s_prev_tx2(ParseHex("0200000001aad73931018bd25f84ae400b68848be09db706eac2ac18298babee71ab656f8b0000000048473044022058f6fc7c6a33e1b31548d481c826c015bd30135aad42cd67790dab66d2ad243b02204a1ced2604c6735b6393e5b41691dd78b00f0c5942fb9f751856faa938157dba01feffffff0280f0fa020000000017a9140fb9463421696b82c833af241c78c17ddbde493487d0f20a270100000017a91429ca74f8a08f81999428185c97b5d852e4063f618765000000"), SER_NETWORK, PROTOCOL_VERSION);
CTransactionRef prev_tx2;
s_prev_tx2 >> prev_tx2;
- CWalletTx prev_wtx2(&m_wallet, prev_tx2);
- m_wallet.mapWallet.emplace(prev_wtx2.GetHash(), std::move(prev_wtx2));
+ m_wallet.mapWallet.emplace(std::piecewise_construct, std::forward_as_tuple(prev_tx2->GetHash()), std::forward_as_tuple(&m_wallet, prev_tx2));
// Add scripts
CScript rs1;
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index 505e394aa1..36f00b8959 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -3096,7 +3096,7 @@ DBErrors CWallet::ZapSelectTx(std::vector<uint256>& vHashIn, std::vector<uint256
return DBErrors::LOAD_OK;
}
-DBErrors CWallet::ZapWalletTx(std::vector<CWalletTx>& vWtx)
+DBErrors CWallet::ZapWalletTx(std::list<CWalletTx>& vWtx)
{
DBErrors nZapWalletTxRet = WalletBatch(*database,"cr+").ZapWalletTx(vWtx);
if (nZapWalletTxRet == DBErrors::NEED_REWRITE)
@@ -3708,7 +3708,7 @@ std::shared_ptr<CWallet> CWallet::CreateWalletFromFile(interfaces::Chain& chain,
const std::string walletFile = WalletDataFilePath(location.GetPath()).string();
// needed to restore wallet transaction meta data after -zapwallettxes
- std::vector<CWalletTx> vWtx;
+ std::list<CWalletTx> vWtx;
if (gArgs.GetBoolArg("-zapwallettxes", false)) {
chain.initMessage(_("Zapping all transactions from wallet...").translated);
diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h
index 82f45e3d33..932e1a28b8 100644
--- a/src/wallet/wallet.h
+++ b/src/wallet/wallet.h
@@ -553,6 +553,12 @@ public:
const uint256& GetHash() const { return tx->GetHash(); }
bool IsCoinBase() const { return tx->IsCoinBase(); }
bool IsImmatureCoinBase() const;
+
+ // Disable copying of CWalletTx objects to prevent bugs where instances get
+ // copied in and out of the mapWallet map, and fields are updated in the
+ // wrong copy.
+ CWalletTx(CWalletTx const &) = delete;
+ void operator=(CWalletTx const &x) = delete;
};
class COutput
@@ -1057,7 +1063,7 @@ public:
void chainStateFlushed(const CBlockLocator& loc) override;
DBErrors LoadWallet(bool& fFirstRunRet);
- DBErrors ZapWalletTx(std::vector<CWalletTx>& vWtx);
+ DBErrors ZapWalletTx(std::list<CWalletTx>& vWtx);
DBErrors ZapSelectTx(std::vector<uint256>& vHashIn, std::vector<uint256>& vHashOut) EXCLUSIVE_LOCKS_REQUIRED(cs_wallet);
bool SetAddressBook(const CTxDestination& address, const std::string& strName, const std::string& purpose);
diff --git a/src/wallet/walletdb.cpp b/src/wallet/walletdb.cpp
index 303570e320..d4f060410b 100644
--- a/src/wallet/walletdb.cpp
+++ b/src/wallet/walletdb.cpp
@@ -738,7 +738,7 @@ DBErrors WalletBatch::LoadWallet(CWallet* pwallet)
return result;
}
-DBErrors WalletBatch::FindWalletTx(std::vector<uint256>& vTxHash, std::vector<CWalletTx>& vWtx)
+DBErrors WalletBatch::FindWalletTx(std::vector<uint256>& vTxHash, std::list<CWalletTx>& vWtx)
{
DBErrors result = DBErrors::LOAD_OK;
@@ -776,12 +776,9 @@ DBErrors WalletBatch::FindWalletTx(std::vector<uint256>& vTxHash, std::vector<CW
if (strType == DBKeys::TX) {
uint256 hash;
ssKey >> hash;
-
- CWalletTx wtx(nullptr /* pwallet */, MakeTransactionRef());
- ssValue >> wtx;
-
vTxHash.push_back(hash);
- vWtx.push_back(wtx);
+ vWtx.emplace_back(nullptr /* wallet */, nullptr /* tx */);
+ ssValue >> vWtx.back();
}
}
pcursor->close();
@@ -800,7 +797,7 @@ DBErrors WalletBatch::ZapSelectTx(std::vector<uint256>& vTxHashIn, std::vector<u
{
// build list of wallet TXs and hashes
std::vector<uint256> vTxHash;
- std::vector<CWalletTx> vWtx;
+ std::list<CWalletTx> vWtx;
DBErrors err = FindWalletTx(vTxHash, vWtx);
if (err != DBErrors::LOAD_OK) {
return err;
@@ -834,7 +831,7 @@ DBErrors WalletBatch::ZapSelectTx(std::vector<uint256>& vTxHashIn, std::vector<u
return DBErrors::LOAD_OK;
}
-DBErrors WalletBatch::ZapWalletTx(std::vector<CWalletTx>& vWtx)
+DBErrors WalletBatch::ZapWalletTx(std::list<CWalletTx>& vWtx)
{
// build list of wallet TXs
std::vector<uint256> vTxHash;
diff --git a/src/wallet/walletdb.h b/src/wallet/walletdb.h
index 2701481c58..681ca10bb1 100644
--- a/src/wallet/walletdb.h
+++ b/src/wallet/walletdb.h
@@ -260,8 +260,8 @@ public:
bool WriteActiveScriptPubKeyMan(uint8_t type, const uint256& id, bool internal);
DBErrors LoadWallet(CWallet* pwallet);
- DBErrors FindWalletTx(std::vector<uint256>& vTxHash, std::vector<CWalletTx>& vWtx);
- DBErrors ZapWalletTx(std::vector<CWalletTx>& vWtx);
+ DBErrors FindWalletTx(std::vector<uint256>& vTxHash, std::list<CWalletTx>& vWtx);
+ DBErrors ZapWalletTx(std::list<CWalletTx>& vWtx);
DBErrors ZapSelectTx(std::vector<uint256>& vHashIn, std::vector<uint256>& vHashOut);
/* Try to (very carefully!) recover wallet database (with a possible key type filter) */
static bool Recover(const fs::path& wallet_path, void *callbackDataIn, bool (*recoverKVcallback)(void* callbackData, CDataStream ssKey, CDataStream ssValue), std::string& out_backup_filename);