Merge bitcoin/bitcoin#22220: util: make ParseMoney return a std::optional<CAmount>

f7752adba5 util: check MoneyRange() inside ParseMoney() (fanquake)
5ef2738089 util: make ParseMoney return a std::optional<CAmount> (fanquake)

Pull request description:

  Related discussion in #22193.

ACKs for top commit:
  MarcoFalke:
    review ACK f7752adba5 📄

Tree-SHA512: 88453f9e28f668deff4290d4bc0b2468cbd54699a3be1bfeac63a512276d309354672e7ea7deefa01466c3d9d826e837cc1ea244d4d74b4fa9c11c56f074e098
This commit is contained in:
fanquake
2021-08-24 09:55:35 +08:00
9 changed files with 123 additions and 140 deletions

View File

@@ -921,10 +921,11 @@ bool AppInitParameterInteraction(const ArgsManager& args)
// incremental relay fee sets the minimum feerate increase necessary for BIP 125 replacement in the mempool
// and the amount the mempool min fee increases above the feerate of txs evicted due to mempool limiting.
if (args.IsArgSet("-incrementalrelayfee")) {
CAmount n = 0;
if (!ParseMoney(args.GetArg("-incrementalrelayfee", ""), n))
if (std::optional<CAmount> inc_relay_fee = ParseMoney(args.GetArg("-incrementalrelayfee", ""))) {
::incrementalRelayFee = CFeeRate{inc_relay_fee.value()};
} else {
return InitError(AmountErrMsg("incrementalrelayfee", args.GetArg("-incrementalrelayfee", "")));
incrementalRelayFee = CFeeRate(n);
}
}
// block pruning; get the amount of disk space (in MiB) to allot for block & undo files
@@ -956,12 +957,12 @@ bool AppInitParameterInteraction(const ArgsManager& args)
}
if (args.IsArgSet("-minrelaytxfee")) {
CAmount n = 0;
if (!ParseMoney(args.GetArg("-minrelaytxfee", ""), n)) {
if (std::optional<CAmount> min_relay_fee = ParseMoney(args.GetArg("-minrelaytxfee", ""))) {
// High fee check is done afterward in CWallet::Create()
::minRelayTxFee = CFeeRate{min_relay_fee.value()};
} else {
return InitError(AmountErrMsg("minrelaytxfee", args.GetArg("-minrelaytxfee", "")));
}
// High fee check is done afterward in CWallet::Create()
::minRelayTxFee = CFeeRate(n);
} else if (incrementalRelayFee > ::minRelayTxFee) {
// Allow only setting incrementalRelayFee to control both
::minRelayTxFee = incrementalRelayFee;
@@ -971,18 +972,19 @@ bool AppInitParameterInteraction(const ArgsManager& args)
// Sanity check argument for min fee for including tx in block
// TODO: Harmonize which arguments need sanity checking and where that happens
if (args.IsArgSet("-blockmintxfee")) {
CAmount n = 0;
if (!ParseMoney(args.GetArg("-blockmintxfee", ""), n))
if (!ParseMoney(args.GetArg("-blockmintxfee", ""))) {
return InitError(AmountErrMsg("blockmintxfee", args.GetArg("-blockmintxfee", "")));
}
}
// Feerate used to define dust. Shouldn't be changed lightly as old
// implementations may inadvertently create non-standard transactions
if (args.IsArgSet("-dustrelayfee")) {
CAmount n = 0;
if (!ParseMoney(args.GetArg("-dustrelayfee", ""), n))
if (std::optional<CAmount> parsed = ParseMoney(args.GetArg("-dustrelayfee", ""))) {
dustRelayFee = CFeeRate{parsed.value()};
} else {
return InitError(AmountErrMsg("dustrelayfee", args.GetArg("-dustrelayfee", "")));
dustRelayFee = CFeeRate(n);
}
}
fRequireStandard = !args.GetBoolArg("-acceptnonstdtxn", !chainparams.RequireStandard());