Method checkReSetCryptKey

Core/MMKV.cpp:393–427

}

void MMKV::checkReSetCryptKey(const string *cryptKey, bool aes256) {
    SCOPED_LOCK(m_lock);

    if (m_crypter) {
        if (cryptKey && !cryptKey->empty()) {
            string oldKey = this->cryptKey();
            if (oldKey != *cryptKey) {
                MMKVInfo("setting new aes key");
                delete m_crypter;
                auto ptr = cryptKey->data();
                m_crypter = new AESCrypt(ptr, cryptKey->length(), nullptr, 0, aes256);

                checkLoadData();
            } else {
                // nothing to do
            }
        } else {
            MMKVInfo("reset aes key");
            delete m_crypter;
            m_crypter = nullptr;

            checkLoadData();
        }
    } else {
        if (cryptKey && !cryptKey->empty()) {
            MMKVInfo("setting new aes key");
            auto ptr = cryptKey->data();
            m_crypter = new AESCrypt(ptr, cryptKey->length(), nullptr, 0, aes256);

            checkLoadData();
        } else {
            // nothing to do
        }
    }
}

#endif // MMKV_DISABLE_CRYPT