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batch verify proofs during validation (#1412)

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* batch verify proofs during validation

* don't attempt to batch verify proofs with empty vec
This commit is contained in:
Yeastplume 2018-08-23 18:53:42 +01:00 committed by GitHub
parent 7dd2888b71
commit 2251a82404
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1 changed files with 11 additions and 2 deletions
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13
core/src/core/transaction.rs
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@ -457,9 +457,18 @@ impl TransactionBody {
/// Verify all the output rangeproofs.
/// Note: this is expensive.
fn verify_rangeproofs(&self) -> Result<(), Error> {
for x in &self.outputs {
x.verify_proof()?;
let mut commits: Vec<Commitment> = vec![];
let mut proofs: Vec<RangeProof> = vec![];
if self.outputs.len() == 0 {
return Ok(());
}
// unfortunately these have to be aligned in memory for the underlying
// libsecp call
for x in &self.outputs {
commits.push(x.commit.clone());
proofs.push(x.proof.clone());
}
Output::batch_verify_proofs(&commits, &proofs)?;
Ok(())
}