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Introduce MAX_BIP125_RBF_SEQUENCE constant

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This commit is contained in:
Luke Dashjr 2017-02-03 19:13:28 +00:00
parent 575cde4605
commit b005bf21a7
4 changed files with 9 additions and 4 deletions
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3
src/bitcoin-tx.cpp
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@ -13,6 +13,7 @@
#include "core_io.h"
#include "keystore.h"
#include "policy/policy.h"
#include "policy/rbf.h"
#include "primitives/transaction.h"
#include "script/script.h"
#include "script/sign.h"
@ -215,7 +216,7 @@ static void MutateTxRBFOptIn(CMutableTransaction& tx, const std::string& strInId
int cnt = 0;
for (CTxIn& txin : tx.vin) {
if (strInIdx == "" || cnt == inIdx) {
txin.nSequence = std::numeric_limits<unsigned int>::max() - 2;
txin.nSequence = MAX_BIP125_RBF_SEQUENCE;
}
++cnt;
}

2
src/policy/rbf.h
View file

@ -7,6 +7,8 @@
#include "txmempool.h"
static const uint32_t MAX_BIP125_RBF_SEQUENCE = 0xfffffffd;
enum RBFTransactionState {
RBF_TRANSACTIONSTATE_UNKNOWN,
RBF_TRANSACTIONSTATE_REPLACEABLE_BIP125,

5
src/rpc/rawtransaction.cpp
View file

@ -14,6 +14,7 @@
#include "merkleblock.h"
#include "net.h"
#include "policy/policy.h"
#include "policy/rbf.h"
#include "primitives/transaction.h"
#include "rpc/server.h"
#include "script/script.h"
@ -359,7 +360,7 @@ UniValue createrawtransaction(const JSONRPCRequest& request)
uint32_t nSequence;
if (rbfOptIn) {
nSequence = std::numeric_limits<uint32_t>::max() - 2;
nSequence = MAX_BIP125_RBF_SEQUENCE;
} else if (rawTx.nLockTime) {
nSequence = std::numeric_limits<uint32_t>::max() - 1;
} else {
@ -372,7 +373,7 @@ UniValue createrawtransaction(const JSONRPCRequest& request)
int64_t seqNr64 = sequenceObj.get_int64();
if (seqNr64 < 0 || seqNr64 > std::numeric_limits<uint32_t>::max()) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid parameter, sequence number is out of range");
} else if (seqNr64 <= std::numeric_limits<uint32_t>::max() - 2 && request.params.size() > 3 && request.params[3].isFalse()) {
} else if (seqNr64 <= MAX_BIP125_RBF_SEQUENCE && request.params.size() > 3 && request.params[3].isFalse()) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid parameter combination: Sequence number contradicts optintorbf option");
} else {
nSequence = (uint32_t)seqNr64;

3
src/wallet/wallet.cpp
View file

@ -2685,9 +2685,10 @@ bool CWallet::CreateTransaction(const std::vector<CRecipient>& vecSend, CWalletT
// and in the spirit of "smallest possible change from prior
// behavior."
bool rbf = coinControl ? coinControl->signalRbf : fWalletRbf;
const uint32_t nSequence = rbf ? MAX_BIP125_RBF_SEQUENCE : (std::numeric_limits<unsigned int>::max() - 1);
for (const auto& coin : setCoins)
txNew.vin.push_back(CTxIn(coin.outpoint,CScript(),
std::numeric_limits<unsigned int>::max() - (rbf ? 2 : 1)));
nSequence));
// Fill in dummy signatures for fee calculation.
if (!DummySignTx(txNew, setCoins)) {