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Diffstat (limited to 'src/rpc/rawtransaction.cpp')
-rw-r--r--src/rpc/rawtransaction.cpp23
1 files changed, 18 insertions, 5 deletions
diff --git a/src/rpc/rawtransaction.cpp b/src/rpc/rawtransaction.cpp
index e27c2a77c7..07a7ef34e2 100644
--- a/src/rpc/rawtransaction.cpp
+++ b/src/rpc/rawtransaction.cpp
@@ -289,9 +289,9 @@ UniValue verifytxoutproof(const JSONRPCRequest& request)
UniValue createrawtransaction(const JSONRPCRequest& request)
{
- if (request.fHelp || request.params.size() < 2 || request.params.size() > 3)
+ if (request.fHelp || request.params.size() < 2 || request.params.size() > 4)
throw std::runtime_error(
- "createrawtransaction [{\"txid\":\"id\",\"vout\":n},...] {\"address\":amount,\"data\":\"hex\",...} ( locktime )\n"
+ "createrawtransaction [{\"txid\":\"id\",\"vout\":n},...] {\"address\":amount,\"data\":\"hex\",...} ( locktime ) ( optintorbf )\n"
"\nCreate a transaction spending the given inputs and creating new outputs.\n"
"Outputs can be addresses or data.\n"
"Returns hex-encoded raw transaction.\n"
@@ -315,6 +315,7 @@ UniValue createrawtransaction(const JSONRPCRequest& request)
" ,...\n"
" }\n"
"3. locktime (numeric, optional, default=0) Raw locktime. Non-0 value also locktime-activates inputs\n"
+ "4. optintorbf (boolean, optional, default=false) Allow this transaction to be replaced by a transaction with higher fees\n"
"\nResult:\n"
"\"transaction\" (string) hex string of the transaction\n"
@@ -341,6 +342,8 @@ UniValue createrawtransaction(const JSONRPCRequest& request)
rawTx.nLockTime = nLockTime;
}
+ bool rbfOptIn = request.params.size() > 3 ? request.params[3].isTrue() : false;
+
for (unsigned int idx = 0; idx < inputs.size(); idx++) {
const UniValue& input = inputs[idx];
const UniValue& o = input.get_obj();
@@ -354,16 +357,26 @@ UniValue createrawtransaction(const JSONRPCRequest& request)
if (nOutput < 0)
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid parameter, vout must be positive");
- uint32_t nSequence = (rawTx.nLockTime ? std::numeric_limits<uint32_t>::max() - 1 : std::numeric_limits<uint32_t>::max());
+ uint32_t nSequence;
+ if (rbfOptIn) {
+ nSequence = std::numeric_limits<uint32_t>::max() - 2;
+ } else if (rawTx.nLockTime) {
+ nSequence = std::numeric_limits<uint32_t>::max() - 1;
+ } else {
+ nSequence = std::numeric_limits<uint32_t>::max();
+ }
// set the sequence number if passed in the parameters object
const UniValue& sequenceObj = find_value(o, "sequence");
if (sequenceObj.isNum()) {
int64_t seqNr64 = sequenceObj.get_int64();
- if (seqNr64 < 0 || seqNr64 > std::numeric_limits<uint32_t>::max())
+ if (seqNr64 < 0 || seqNr64 > std::numeric_limits<uint32_t>::max()) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid parameter, sequence number is out of range");
- else
+ } else if (seqNr64 <= std::numeric_limits<uint32_t>::max() - 2 && 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;
+ }
}
CTxIn in(COutPoint(txid, nOutput), CScript(), nSequence);