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jws: allocate exact capacity

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Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>
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Wolfgang Bumiller 2022-08-17 09:07:41 +02:00
parent e499b084c8
commit ff3fcebda7
1 changed files with 1 additions and 1 deletions
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2
src/jws.rs
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@ -158,7 +158,7 @@ impl Jws {
openssl::ecdsa::EcdsaSig::sign(hasher.finish()?.as_ref(), key.ec_key()?.as_ref())?; openssl::ecdsa::EcdsaSig::sign(hasher.finish()?.as_ref(), key.ec_key()?.as_ref())?;
let r = sig.r().to_vec(); let r = sig.r().to_vec();
let s = sig.s().to_vec(); let s = sig.s().to_vec();
let mut out = Vec::with_capacity(r.len() + s.len()); let mut out = Vec::with_capacity(ec_order_bytes * 2);
out.extend(std::iter::repeat(0u8).take(ec_order_bytes - r.len())); out.extend(std::iter::repeat(0u8).take(ec_order_bytes - r.len()));
out.extend(r); out.extend(r);
out.extend(std::iter::repeat(0u8).take(ec_order_bytes - s.len())); out.extend(std::iter::repeat(0u8).take(ec_order_bytes - s.len()));