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refactor(Core/Misc): add braces and impove codestyle (#6402)

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Kargatum
2021-06-25 00:50:18 +07:00
committed by GitHub
parent 33c271cc7c
commit 3c24b511f2
72 changed files with 1486 additions and 401 deletions
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14
src/common/Cryptography/Authentication/SRP6.cpp
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@@ -48,13 +48,13 @@ using SRP6 = Acore::Crypto::SRP6;
// find position of first nonzero byte
size_t p = 0;
while (p < EPHEMERAL_KEY_LENGTH && !S[p]) ++p;
if (p & 1) ++p; // skip one extra byte if p is odd
while (p < EPHEMERAL_KEY_LENGTH && !S[p]) { ++p; }
if (p & 1) { ++p; } // skip one extra byte if p is odd
p /= 2; // offset into buffers
// hash each of the halves, starting at the first nonzero byte
SHA1::Digest const hash0 = SHA1::GetDigestOf(buf0.data() + p, EPHEMERAL_KEY_LENGTH/2 - p);
SHA1::Digest const hash1 = SHA1::GetDigestOf(buf1.data() + p, EPHEMERAL_KEY_LENGTH/2 - p);
SHA1::Digest const hash0 = SHA1::GetDigestOf(buf0.data() + p, EPHEMERAL_KEY_LENGTH / 2 - p);
SHA1::Digest const hash1 = SHA1::GetDigestOf(buf1.data() + p, EPHEMERAL_KEY_LENGTH / 2 - p);
// stick the two hashes back together
SessionKey K;
@@ -76,7 +76,9 @@ std::optional<SessionKey> SRP6::VerifyChallengeResponse(EphemeralKey const& A, S
BigNumber const _A(A);
if ((_A % _N).IsZero())
{
return std::nullopt;
}
BigNumber const u(SHA1::GetDigestOf(A, B));
EphemeralKey const S = (_A * (_v.ModExp(u, _N))).ModExp(_b, N).ToByteArray<32>();
@@ -91,7 +93,11 @@ std::optional<SessionKey> SRP6::VerifyChallengeResponse(EphemeralKey const& A, S
SHA1::Digest const ourM = SHA1::GetDigestOf(NgHash, _I, s, A, B, K);
if (ourM == clientM)
{
return K;
}
else
{
return std::nullopt;
}
}