From 4c94cfecfcb96c218b37234eda2f9c262821cf7c Mon Sep 17 00:00:00 2001
From: moneromooo-monero <moneromooo-monero@users.noreply.github.com>
Date: Sun, 14 Feb 2021 17:45:04 +0000
Subject: store outPk/8 in the tx for speed

It avoids dividing by 8 when deserializing a tx, which is a slow
operation, and multiplies by 8 when verifying and extracing the
amount, which is much faster as well as less frequent
---
 tests/core_tests/multisig.cpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'tests')

diff --git a/tests/core_tests/multisig.cpp b/tests/core_tests/multisig.cpp
index f8b4f25c1..49ae86eb0 100644
--- a/tests/core_tests/multisig.cpp
+++ b/tests/core_tests/multisig.cpp
@@ -450,6 +450,8 @@ bool gen_multisig_tx_validation_base::generate_with(std::vector<test_event_entry
       rct::ecdhTuple ecdh_info = tx.rct_signatures.ecdhInfo[n];
       rct::ecdhDecode(ecdh_info, rct::sk2rct(scalar1), tx.rct_signatures.type == rct::RCTTypeBulletproof2 || tx.rct_signatures.type == rct::RCTTypeCLSAG || tx.rct_signatures.type == rct::RCTTypeBulletproofPlus);
       rct::key C = tx.rct_signatures.outPk[n].mask;
+      if (rct::is_rct_bulletproof_plus(tx.rct_signatures.type))
+        C = rct::scalarmult8(C);
       rct::addKeys2(Ctmp, ecdh_info.mask, ecdh_info.amount, rct::H);
       CHECK_AND_ASSERT_MES(rct::equalKeys(C, Ctmp), false, "Failed to decode amount");
       amount += rct::h2d(ecdh_info.amount);
-- 
cgit v1.2.3