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authorj-berman <justinberman@protonmail.com>2021-11-15 05:23:53 -0800
committerj-berman <justinberman@protonmail.com>2022-04-18 00:49:53 -0700
commitea87b30f8907ee11252433811e7a7d0c46758cca (patch)
tree61dedf56a781a83285be092b078019bebdc94f2e /src/wallet/api/wallet.cpp
parentMerge pull request #8207 (diff)
downloadmonero-ea87b30f8907ee11252433811e7a7d0c46758cca.tar.xz
Add view tags to outputs to reduce wallet scanning time
Implements view tags as proposed by @UkoeHB in MRL issue https://github.com/monero-project/research-lab/issues/73 At tx construction, the sender adds a 1-byte view tag to each output. The view tag is derived from the sender-receiver shared secret. When scanning for outputs, the receiver can check the view tag for a match, in order to reduce scanning time. When the view tag does not match, the wallet avoids the more expensive EC operations when deriving the output public key using the shared secret.
Diffstat (limited to 'src/wallet/api/wallet.cpp')
-rw-r--r--src/wallet/api/wallet.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/wallet/api/wallet.cpp b/src/wallet/api/wallet.cpp
index c824e2d95..7cd8656e1 100644
--- a/src/wallet/api/wallet.cpp
+++ b/src/wallet/api/wallet.cpp
@@ -1743,6 +1743,7 @@ uint64_t WalletImpl::estimateTransactionFee(const std::vector<std::pair<std::str
m_wallet->use_fork_rules(8, 0),
m_wallet->use_fork_rules(HF_VERSION_CLSAG, 0),
m_wallet->use_fork_rules(HF_VERSION_BULLETPROOF_PLUS, 0),
+ m_wallet->use_fork_rules(HF_VERSION_VIEW_TAGS, 0),
m_wallet->get_base_fee(),
m_wallet->get_fee_quantization_mask());
}