YubiKey: Clean-up master seed challenge

* Tweak the logic so it more closely resembles other code (i.e.
  trasnformKey()). Matches existing style better.
* Save the challengeResponseKey in the database structure so that
  it can be referred to later (i.e. database unlocking).

Signed-off-by: Kyle Manna <kyle@kylemanna.com>
This commit is contained in:
Kyle Manna 2014-09-07 16:37:46 -07:00
parent 62190d79be
commit 77cc99acd3
4 changed files with 14 additions and 9 deletions

View file

@ -113,15 +113,14 @@ Database* KeePass2Reader::readDatabase(QIODevice* device, const CompositeKey& ke
return nullptr;
}
QByteArray challengeResult;
if (m_db->challengeMasterSeed(m_masterSeed, challengeResult) == false) {
if (m_db->challengeMasterSeed(m_masterSeed) == false) {
raiseError(tr("Unable to issue challenge-response."));
return Q_NULLPTR;
}
CryptoHash hash(CryptoHash::Sha256);
hash.addData(m_masterSeed);
hash.addData(challengeResult);
hash.addData(m_db->challengeResponseKey());
hash.addData(m_db->transformedMasterKey());
QByteArray finalKey = hash.result();