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refactor: Use Span of std::byte in CExtKey::SetSeed

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MarcoFalke 2021-11-08 14:27:35 +01:00 • committed by MacroFake
parent fae1006019
commit facd1fb911
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4 changed files with 8 additions and 7 deletions
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src/key.cpp
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@ -340,11 +340,11 @@ bool CExtKey::Derive(CExtKey &out, unsigned int _nChild) const {
return key.Derive(out.key, out.chaincode, _nChild, chaincode);
}
void CExtKey::SetSeed(Span<const uint8_t> seed)
void CExtKey::SetSeed(Span<const std::byte> seed)
{
static const unsigned char hashkey[] = {'B','i','t','c','o','i','n',' ','s','e','e','d'};
std::vector<unsigned char, secure_allocator<unsigned char>> vout(64);
CHMAC_SHA512{hashkey, sizeof(hashkey)}.Write(seed.data(), seed.size()).Finalize(vout.data());
CHMAC_SHA512{hashkey, sizeof(hashkey)}.Write(UCharCast(seed.data()), seed.size()).Finalize(vout.data());
key.Set(vout.data(), vout.data() + 32, true);
memcpy(chaincode.begin(), vout.data() + 32, 32);
nDepth = 0;