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Use HashWriter where possible

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This commit is contained in:
MacroFake
2022-06-10 12:02:12 +02:00
parent faa5425629
commit faf9accd66
14 changed files with 44 additions and 44 deletions
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6
src/pubkey.cpp
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@@ -211,16 +211,16 @@ bool XOnlyPubKey::VerifySchnorr(const uint256& msg, Span<const unsigned char> si
return secp256k1_schnorrsig_verify(secp256k1_context_verify, sigbytes.data(), msg.begin(), 32, &pubkey);
}
static const CHashWriter HASHER_TAPTWEAK = TaggedHash("TapTweak");
static const HashWriter HASHER_TAPTWEAK{TaggedHash("TapTweak")};
uint256 XOnlyPubKey::ComputeTapTweakHash(const uint256* merkle_root) const
{
if (merkle_root == nullptr) {
// We have no scripts. The actual tweak does not matter, but follow BIP341 here to
// allow for reproducible tweaking.
return (CHashWriter(HASHER_TAPTWEAK) << m_keydata).GetSHA256();
return (HashWriter{HASHER_TAPTWEAK} << m_keydata).GetSHA256();
} else {
return (CHashWriter(HASHER_TAPTWEAK) << m_keydata << *merkle_root).GetSHA256();
return (HashWriter{HASHER_TAPTWEAK} << m_keydata << *merkle_root).GetSHA256();
}
}