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darkfid: get nullifier from walletdb instead of calculate it

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This commit is contained in:
ghassmo
2021-10-25 11:36:55 +03:00
parent 82a78e078c
commit 58940eb228
1 changed files with 10 additions and 16 deletions
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26
src/bin/darkfid.rs
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@@ -5,7 +5,6 @@ use std::str::FromStr;
use async_executor::Executor;
use async_trait::async_trait;
use blake2s_simd::Params as Blake2sParams;
use clap::clap_app;
use easy_parallel::Parallel;
use log::debug;
@@ -18,7 +17,7 @@ use drk::{
cli::{Config, DarkfidConfig},
client::{Client, State},
crypto::{
load_params, merkle::CommitmentTree, nullifier::Nullifier, save_params, setup_mint_prover,
load_params, merkle::CommitmentTree, save_params, setup_mint_prover,
setup_spend_prover,
},
rpc::{
@@ -108,26 +107,21 @@ impl Darkfid {
async fn update_balances(&self) -> Result<()> {
let own_coins = self.client.lock().await.get_own_coins()?;
for own_coin in own_coins {
let mut nullifier = [0; 32];
nullifier.copy_from_slice(
Blake2sParams::new()
.hash_length(32)
.personal(zcash_primitives::constants::PRF_NF_PERSONALIZATION)
.to_state()
.update(&own_coin.secret.to_bytes())
.update(&own_coin.note.serial.to_bytes())
.finalize()
.as_bytes(),
);
let nullifier = Nullifier::new(nullifier);
let nullifier_exists = self.state.lock().await.nullifier_exists(&nullifier);
for own_coin in own_coins.iter() {
let nullifier_exists = self
.state
.lock()
.await
.nullifier_exists(&own_coin.nullifier);
if nullifier_exists {
self.client
.lock()
.await
.confirm_spend_coin(&own_coin.coin)?;
}
}
Ok(())
}