1 files changed, 37 insertions, 0 deletions
diff --git a/src/node/transaction.h b/src/node/transaction.h
new file mode 100644
index 0000000000..3457ececa4
--- /dev/null
+++ b/src/node/transaction.h
@@ -0,0 +1,37 @@
+// Copyright (c) 2017-2019 The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#ifndef BITCOIN_NODE_TRANSACTION_H
+#define BITCOIN_NODE_TRANSACTION_H
+
+#include <attributes.h>
+#include <primitives/transaction.h>
+#include <uint256.h>
+
+enum class TransactionError {
+    OK, //!< No error
+    MISSING_INPUTS,
+    ALREADY_IN_CHAIN,
+    P2P_DISABLED,
+    MEMPOOL_REJECTED,
+    MEMPOOL_ERROR,
+    INVALID_PSBT,
+    PSBT_MISMATCH,
+    SIGHASH_MISMATCH,
+};
+
+std::string TransactionErrorString(const TransactionError error);
+
+/**
+ * Broadcast a transaction
+ *
+ * @param[in]  tx the transaction to broadcast
+ * @param[out] &txid the txid of the transaction, if successfully broadcast
+ * @param[out] &err_string reference to std::string to fill with error string if available
+ * @param[in]  highfee Reject txs with fees higher than this (if 0, accept any fee)
+ * return error
+ */
+NODISCARD TransactionError BroadcastTransaction(CTransactionRef tx, uint256& txid, std::string& err_string, const CAmount& highfee);
+
+#endif // BITCOIN_NODE_TRANSACTION_H