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refactor: use Hash helper for double-SHA256 calculations

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This commit is contained in:
Sebastian Falbesoner 2023-01-31 19:34:35 +01:00
parent b5868f4b1f
commit 87f11ef47f
5 changed files with 8 additions and 23 deletions
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3
src/key.cpp
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@ -245,8 +245,7 @@ bool CKey::VerifyPubKey(const CPubKey& pubkey) const {
unsigned char rnd[8];
std::string str = "Bitcoin key verification\n";
GetRandBytes(rnd);
uint256 hash;
CHash256().Write(MakeUCharSpan(str)).Write(rnd).Finalize(hash);
uint256 hash{Hash(str, rnd)};
std::vector<unsigned char> vchSig;
Sign(hash, vchSig);
return pubkey.Verify(hash, vchSig);