Method Unlock

src/crypter.cpp:222–278

}

bool CCryptoKeyStore::Unlock(const CKeyingMaterial& vMasterKeyIn)
{
    {
        LOCK(cs_KeyStore);
        if (!SetCrypted())
            return false;

        bool keyPass = false;
        bool keyFail = false;
        CryptedKeyMap::const_iterator mi = mapCryptedKeys.begin();
        for (; mi != mapCryptedKeys.end(); ++mi) {
            const CPubKey& vchPubKey = (*mi).second.first;
            const std::vector<unsigned char>& vchCryptedSecret = (*mi).second.second;
            CKeyingMaterial vchSecret;
            if (!DecryptSecret(vMasterKeyIn, vchCryptedSecret, vchPubKey.GetHash(), vchSecret)) {
                keyFail = true;
                break;
            }
            if (vchSecret.size() != 32) {
                keyFail = true;
                break;
            }
            CKey key;
            key.Set(vchSecret.begin(), vchSecret.end(), vchPubKey.IsCompressed());
            if (key.GetPubKey() != vchPubKey) {
                keyFail = true;
                break;
            }
            keyPass = true;
            if (fDecryptionThoroughlyChecked)
                break;
        }
        if (keyPass && keyFail) {
            LogPrintf("The wallet is probably corrupted: Some keys decrypt but not all.");
            //assert(false);
        }
        if (keyFail || (!keyPass && cryptedHDChain.IsNull()))
            return false;
        vMasterKey = vMasterKeyIn;
        if(!cryptedHDChain.IsNull()) {
            bool chainPass = false;
            // try to decrypt seed and make sure it matches
            CHDChain hdChainTmp;
            if (DecryptHDChain(hdChainTmp)) {
                // make sure seed matches this chain
                chainPass = cryptedHDChain.GetID() == hdChainTmp.GetSeedHash();
            }
            if (!chainPass) {
                vMasterKey.clear();
                return false;
            }
        }
        fDecryptionThoroughlyChecked = true;
    }
    NotifyStatusChanged(this);
    return true;
}