2 files changed, 6 insertions, 0 deletions
diff --git a/src/policy/policy.cpp b/src/policy/policy.cpp
index bff58932b4..41f967c985 100644
--- a/src/policy/policy.cpp
+++ b/src/policy/policy.cpp
@@ -258,3 +258,8 @@ int64_t GetVirtualTransactionSize(const CTransaction& tx, int64_t nSigOpCost)
 {
     return GetVirtualTransactionSize(GetTransactionWeight(tx), nSigOpCost);
 }
+
+int64_t GetVirtualTransactionInputSize(const CTxIn& txin, int64_t nSigOpCost)
+{
+    return GetVirtualTransactionSize(GetTransationInputWeight(txin), nSigOpCost);
+}
diff --git a/src/policy/policy.h b/src/policy/policy.h
index 3d96406bbc..e4eda4b635 100644
--- a/src/policy/policy.h
+++ b/src/policy/policy.h
@@ -102,5 +102,6 @@ extern unsigned int nBytesPerSigOp;
 /** Compute the virtual transaction size (weight reinterpreted as bytes). */
 int64_t GetVirtualTransactionSize(int64_t nWeight, int64_t nSigOpCost);
 int64_t GetVirtualTransactionSize(const CTransaction& tx, int64_t nSigOpCost = 0);
+int64_t GetVirtualTransactionInputSize(const CTxIn& tx, int64_t nSigOpCost = 0);
 
 #endif // BITCOIN_POLICY_POLICY_H