core/types: document RawSignatureValues (#19695)

ethereum · Jun 12, 2019 · 50e3795 · 50e3795 · sm1thbr3n · Jun 12, 2019
1 parent c4e8806
commit 50e3795
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/core/types/transaction.go b/core/types/transaction.go
@@ -252,7 +252,9 @@ func (tx *Transaction) Cost() *big.Int {
 	return total
 }
 
-func (tx *Transaction) RawSignatureValues() (*big.Int, *big.Int, *big.Int) {
+// RawSignatureValues returns the V, R, S signature values of the transaction.
+// The return values should not be modified by the caller.
+func (tx *Transaction) RawSignatureValues() (v, r, s *big.Int) {
 	return tx.data.V, tx.data.R, tx.data.S
 }