Differential D2058 Diff 6034 src/rpc/rawtransaction.cpp

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src/rpc/rawtransaction.cpp

Show First 20 Lines • Show All 770 Lines • ▼ Show 20 Lines	UniValue combinerawtransaction(const Config &config,
// starts as a clone of the rawtx:		// starts as a clone of the rawtx:
CMutableTransaction mergedTx(txVariants[0]);		CMutableTransaction mergedTx(txVariants[0]);

// Fetch previous transactions (inputs):		// Fetch previous transactions (inputs):
CCoinsView viewDummy;		CCoinsView viewDummy;
CCoinsViewCache view(&viewDummy);		CCoinsViewCache view(&viewDummy);
{		{
LOCK(cs_main);		LOCK(cs_main);
LOCK(mempool.cs);		LOCK(g_mempool.cs);
CCoinsViewCache &viewChain = *pcoinsTip;		CCoinsViewCache &viewChain = *pcoinsTip;
CCoinsViewMemPool viewMempool(&viewChain, mempool);		CCoinsViewMemPool viewMempool(&viewChain, g_mempool);
// temporarily switch cache backend to db+mempool view		// temporarily switch cache backend to db+mempool view
view.SetBackend(viewMempool);		view.SetBackend(viewMempool);

for (const CTxIn &txin : mergedTx.vin) {		for (const CTxIn &txin : mergedTx.vin) {
// Load entries from viewChain into view; can fail.		// Load entries from viewChain into view; can fail.
view.AccessCoin(txin.prevout);		view.AccessCoin(txin.prevout);
}		}

▲ Show 20 Lines • Show All 146 Lines • ▼ Show 20 Lines	#endif
if (!DecodeHexTx(mtx, request.params[0].get_str())) {		if (!DecodeHexTx(mtx, request.params[0].get_str())) {
throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed");		throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed");
}		}

// Fetch previous transactions (inputs):		// Fetch previous transactions (inputs):
CCoinsView viewDummy;		CCoinsView viewDummy;
CCoinsViewCache view(&viewDummy);		CCoinsViewCache view(&viewDummy);
{		{
LOCK(mempool.cs);		LOCK(g_mempool.cs);
CCoinsViewCache &viewChain = *pcoinsTip;		CCoinsViewCache &viewChain = *pcoinsTip;
CCoinsViewMemPool viewMempool(&viewChain, mempool);		CCoinsViewMemPool viewMempool(&viewChain, g_mempool);
// Temporarily switch cache backend to db+mempool view.		// Temporarily switch cache backend to db+mempool view.
view.SetBackend(viewMempool);		view.SetBackend(viewMempool);

for (const CTxIn &txin : mtx.vin) {		for (const CTxIn &txin : mtx.vin) {
// Load entries from viewChain into view; can fail.		// Load entries from viewChain into view; can fail.
view.AccessCoin(txin.prevout);		view.AccessCoin(txin.prevout);
}		}

▲ Show 20 Lines • Show All 261 Lines • ▼ Show 20 Lines	static UniValue sendrawtransaction(const Config &config,

CCoinsViewCache &view = *pcoinsTip;		CCoinsViewCache &view = *pcoinsTip;
bool fHaveChain = false;		bool fHaveChain = false;
for (size_t o = 0; !fHaveChain && o < tx->vout.size(); o++) {		for (size_t o = 0; !fHaveChain && o < tx->vout.size(); o++) {
const Coin &existingCoin = view.AccessCoin(COutPoint(txid, o));		const Coin &existingCoin = view.AccessCoin(COutPoint(txid, o));
fHaveChain = !existingCoin.IsSpent();		fHaveChain = !existingCoin.IsSpent();
}		}

bool fHaveMempool = mempool.exists(txid);		bool fHaveMempool = g_mempool.exists(txid);
if (!fHaveMempool && !fHaveChain) {		if (!fHaveMempool && !fHaveChain) {
// Push to local node and sync with wallets.		// Push to local node and sync with wallets.
CValidationState state;		CValidationState state;
bool fMissingInputs;		bool fMissingInputs;
if (!AcceptToMemoryPool(config, mempool, state, std::move(tx),		if (!AcceptToMemoryPool(config, g_mempool, state, std::move(tx),
fLimitFree, &fMissingInputs, false,		fLimitFree, &fMissingInputs, false,
nMaxRawTxFee)) {		nMaxRawTxFee)) {
if (state.IsInvalid()) {		if (state.IsInvalid()) {
throw JSONRPCError(RPC_TRANSACTION_REJECTED,		throw JSONRPCError(RPC_TRANSACTION_REJECTED,
strprintf("%i: %s", state.GetRejectCode(),		strprintf("%i: %s", state.GetRejectCode(),
state.GetRejectReason()));		state.GetRejectReason()));
} else {		} else {
if (fMissingInputs) {		if (fMissingInputs) {
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