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-rw-r--r--src/wallet/rpcwallet.cpp50
-rw-r--r--src/wallet/wallet.cpp20
-rw-r--r--src/wallet/wallet.h2
3 files changed, 57 insertions, 15 deletions
diff --git a/src/wallet/rpcwallet.cpp b/src/wallet/rpcwallet.cpp
index 2e381630c8..bfc738afad 100644
--- a/src/wallet/rpcwallet.cpp
+++ b/src/wallet/rpcwallet.cpp
@@ -668,8 +668,19 @@ UniValue getbalance(const JSONRPCRequest& request)
"Note that the account \"\" is not the same as leaving the parameter out.\n"
"The server total may be different to the balance in the default \"\" account.\n"
"\nArguments:\n"
- "1. \"account\" (string, optional) DEPRECATED. The selected account, or \"*\" for entire wallet. It may be the default account using \"\".\n"
- "2. minconf (numeric, optional, default=1) Only include transactions confirmed at least this many times.\n"
+ "1. \"account\" (string, optional) DEPRECATED. The account string may be given as a\n"
+ " specific account name to find the balance associated with wallet keys in\n"
+ " a named account, or as the empty string (\"\") to find the balance\n"
+ " associated with wallet keys not in any named account, or as \"*\" to find\n"
+ " the balance associated with all wallet keys regardless of account.\n"
+ " When this option is specified, it calculates the balance in a different\n"
+ " way than when it is not specified, and which can count spends twice when\n"
+ " there are conflicting pending transactions (such as those created by\n"
+ " the bumpfee command), temporarily resulting in low or even negative\n"
+ " balances. In general, account balance calculation is not considered\n"
+ " reliable and has resulted in confusing outcomes, so it is recommended to\n"
+ " avoid passing this argument.\n"
+ "2. minconf (numeric, optional, default=1) Only include transactions confirmed at least this many times.\n"
"3. include_watchonly (bool, optional, default=false) Also include balance in watch-only addresses (see 'importaddress')\n"
"\nResult:\n"
"amount (numeric) The total amount in " + CURRENCY_UNIT + " received for this account.\n"
@@ -696,9 +707,12 @@ UniValue getbalance(const JSONRPCRequest& request)
filter = filter | ISMINE_WATCH_ONLY;
if (request.params[0].get_str() == "*") {
- // Calculate total balance a different way from GetBalance()
- // (GetBalance() sums up all unspent TxOuts)
- // getbalance and "getbalance * 1 true" should return the same number
+ // Calculate total balance in a very different way from GetBalance().
+ // The biggest difference is that GetBalance() sums up all unspent
+ // TxOuts paying to the wallet, while this sums up both spent and
+ // unspent TxOuts paying to the wallet, and then subtracts the values of
+ // TxIns spending from the wallet. This also has fewer restrictions on
+ // which unconfirmed transactions are considered trusted.
CAmount nBalance = 0;
for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); ++it)
{
@@ -1681,7 +1695,7 @@ UniValue listsinceblock(const JSONRPCRequest& request)
LOCK2(cs_main, pwalletMain->cs_wallet);
- CBlockIndex *pindex = NULL;
+ const CBlockIndex *pindex = NULL;
int target_confirms = 1;
isminefilter filter = ISMINE_SPENDABLE;
@@ -1692,7 +1706,16 @@ UniValue listsinceblock(const JSONRPCRequest& request)
blockId.SetHex(request.params[0].get_str());
BlockMap::iterator it = mapBlockIndex.find(blockId);
if (it != mapBlockIndex.end())
+ {
pindex = it->second;
+ if (chainActive[pindex->nHeight] != pindex)
+ {
+ // the block being asked for is a part of a deactivated chain;
+ // we don't want to depend on its perceived height in the block
+ // chain, we want to instead use the last common ancestor
+ pindex = chainActive.FindFork(pindex);
+ }
+ }
}
if (request.params.size() > 1)
@@ -1703,9 +1726,10 @@ UniValue listsinceblock(const JSONRPCRequest& request)
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid parameter");
}
- if(request.params.size() > 2)
- if(request.params[2].get_bool())
- filter = filter | ISMINE_WATCH_ONLY;
+ if (request.params.size() > 2 && request.params[2].get_bool())
+ {
+ filter = filter | ISMINE_WATCH_ONLY;
+ }
int depth = pindex ? (1 + chainActive.Height() - pindex->nHeight) : -1;
@@ -2511,6 +2535,7 @@ UniValue fundrawtransaction(const JSONRPCRequest& request)
" \"changePosition\" (numeric, optional, default random) The index of the change output\n"
" \"includeWatching\" (boolean, optional, default false) Also select inputs which are watch only\n"
" \"lockUnspents\" (boolean, optional, default false) Lock selected unspent outputs\n"
+ " \"reserveChangeKey\" (boolean, optional, default true) Reserves the change output key from the keypool\n"
" \"feeRate\" (numeric, optional, default not set: makes wallet determine the fee) Set a specific feerate (" + CURRENCY_UNIT + " per KB)\n"
" \"subtractFeeFromOutputs\" (array, optional) A json array of integers.\n"
" The fee will be equally deducted from the amount of each specified output.\n"
@@ -2543,6 +2568,7 @@ UniValue fundrawtransaction(const JSONRPCRequest& request)
int changePosition = -1;
bool includeWatching = false;
bool lockUnspents = false;
+ bool reserveChangeKey = true;
CFeeRate feeRate = CFeeRate(0);
bool overrideEstimatedFeerate = false;
UniValue subtractFeeFromOutputs;
@@ -2564,6 +2590,7 @@ UniValue fundrawtransaction(const JSONRPCRequest& request)
{"changePosition", UniValueType(UniValue::VNUM)},
{"includeWatching", UniValueType(UniValue::VBOOL)},
{"lockUnspents", UniValueType(UniValue::VBOOL)},
+ {"reserveChangeKey", UniValueType(UniValue::VBOOL)},
{"feeRate", UniValueType()}, // will be checked below
{"subtractFeeFromOutputs", UniValueType(UniValue::VARR)},
},
@@ -2587,6 +2614,9 @@ UniValue fundrawtransaction(const JSONRPCRequest& request)
if (options.exists("lockUnspents"))
lockUnspents = options["lockUnspents"].get_bool();
+ if (options.exists("reserveChangeKey"))
+ reserveChangeKey = options["reserveChangeKey"].get_bool();
+
if (options.exists("feeRate"))
{
feeRate = CFeeRate(AmountFromValue(options["feeRate"]));
@@ -2623,7 +2653,7 @@ UniValue fundrawtransaction(const JSONRPCRequest& request)
CAmount nFeeOut;
string strFailReason;
- if(!pwalletMain->FundTransaction(tx, nFeeOut, overrideEstimatedFeerate, feeRate, changePosition, strFailReason, includeWatching, lockUnspents, setSubtractFeeFromOutputs, changeAddress))
+ if(!pwalletMain->FundTransaction(tx, nFeeOut, overrideEstimatedFeerate, feeRate, changePosition, strFailReason, includeWatching, lockUnspents, setSubtractFeeFromOutputs, reserveChangeKey, changeAddress))
throw JSONRPCError(RPC_INTERNAL_ERROR, strFailReason);
UniValue result(UniValue::VOBJ);
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index c46d5ed780..9a5f35b6e3 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -1003,9 +1003,17 @@ bool CWallet::LoadToWallet(const CWalletTx& wtxIn)
}
/**
- * Add a transaction to the wallet, or update it.
- * pblock is optional, but should be provided if the transaction is known to be in a block.
+ * Add a transaction to the wallet, or update it. pIndex and posInBlock should
+ * be set when the transaction was known to be included in a block. When
+ * posInBlock = SYNC_TRANSACTION_NOT_IN_BLOCK (-1) , then wallet state is not
+ * updated in AddToWallet, but notifications happen and cached balances are
+ * marked dirty.
* If fUpdate is true, existing transactions will be updated.
+ * TODO: One exception to this is that the abandoned state is cleared under the
+ * assumption that any further notification of a transaction that was considered
+ * abandoned is an indication that it is not safe to be considered abandoned.
+ * Abandoned state should probably be more carefuly tracked via different
+ * posInBlock signals or by checking mempool presence when necessary.
*/
bool CWallet::AddToWalletIfInvolvingMe(const CTransaction& tx, const CBlockIndex* pIndex, int posInBlock, bool fUpdate)
{
@@ -2282,7 +2290,7 @@ bool CWallet::SelectCoins(const vector<COutput>& vAvailableCoins, const CAmount&
return res;
}
-bool CWallet::FundTransaction(CMutableTransaction& tx, CAmount& nFeeRet, bool overrideEstimatedFeeRate, const CFeeRate& specificFeeRate, int& nChangePosInOut, std::string& strFailReason, bool includeWatching, bool lockUnspents, const std::set<int>& setSubtractFeeFromOutputs, const CTxDestination& destChange)
+bool CWallet::FundTransaction(CMutableTransaction& tx, CAmount& nFeeRet, bool overrideEstimatedFeeRate, const CFeeRate& specificFeeRate, int& nChangePosInOut, std::string& strFailReason, bool includeWatching, bool lockUnspents, const std::set<int>& setSubtractFeeFromOutputs, bool keepReserveKey, const CTxDestination& destChange)
{
vector<CRecipient> vecSend;
@@ -2331,6 +2339,10 @@ bool CWallet::FundTransaction(CMutableTransaction& tx, CAmount& nFeeRet, bool ov
}
}
+ // optionally keep the change output key
+ if (keepReserveKey)
+ reservekey.KeepKey();
+
return true;
}
@@ -2564,7 +2576,7 @@ bool CWallet::CreateTransaction(const vector<CRecipient>& vecSend, CWalletTx& wt
// BIP125 defines opt-in RBF as any nSequence < maxint-1, so
// we use the highest possible value in that range (maxint-2)
// to avoid conflicting with other possible uses of nSequence,
- // and in the spirit of "smallest posible change from prior
+ // and in the spirit of "smallest possible change from prior
// behavior."
for (const auto& coin : setCoins)
txNew.vin.push_back(CTxIn(coin.first->GetHash(),coin.second,CScript(),
diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h
index 764a7aa268..200ec0cba2 100644
--- a/src/wallet/wallet.h
+++ b/src/wallet/wallet.h
@@ -782,7 +782,7 @@ public:
* Insert additional inputs into the transaction by
* calling CreateTransaction();
*/
- bool FundTransaction(CMutableTransaction& tx, CAmount& nFeeRet, bool overrideEstimatedFeeRate, const CFeeRate& specificFeeRate, int& nChangePosInOut, std::string& strFailReason, bool includeWatching, bool lockUnspents, const std::set<int>& setSubtractFeeFromOutputs, const CTxDestination& destChange = CNoDestination());
+ bool FundTransaction(CMutableTransaction& tx, CAmount& nFeeRet, bool overrideEstimatedFeeRate, const CFeeRate& specificFeeRate, int& nChangePosInOut, std::string& strFailReason, bool includeWatching, bool lockUnspents, const std::set<int>& setSubtractFeeFromOutputs, bool keepReserveKey = true, const CTxDestination& destChange = CNoDestination());
/**
* Create a new transaction paying the recipients with a set of coins