Method Unlock

src/wallet.cpp:439–468

}

bool CWallet::Unlock(const SecureString& strWalletPassphrase, bool stakingOnly)
{
    SecureString strWalletPassphraseFinal;

    if (!IsLocked()) {
        fWalletUnlockStakingOnly = stakingOnly;
        return true;
    }

    strWalletPassphraseFinal = strWalletPassphrase;


    CCrypter crypter;
    CKeyingMaterial _vMasterKey;

    {
        LOCK(cs_wallet);
        for (const MasterKeyMap::value_type& pMasterKey : mapMasterKeys) {
            if (!crypter.SetKeyFromPassphrase(strWalletPassphraseFinal, pMasterKey.second.vchSalt, pMasterKey.second.nDeriveIterations, pMasterKey.second.nDerivationMethod))
                return false;
            if (!crypter.Decrypt(pMasterKey.second.vchCryptedKey, _vMasterKey))
                continue; // try another master key
            if (CCryptoKeyStore::Unlock(_vMasterKey)) {
                fWalletUnlockStakingOnly = stakingOnly;
                return true;
            }
        }
    }
    return false;
}

bool CWallet::ChangeWalletPassphrase(const SecureString& strOldWalletPassphrase, const SecureString& strNewWalletPassphrase)
{