Beispiel #1
0
 optional<InnerConfig> InnerConfig::deserialize(const Data &data) {
     Deserializer deserializer(&data);
     try {
         _checkHeader(&deserializer);
         string cipherName = deserializer.readString();
         auto result = deserializer.readTailData();
         deserializer.finished();
         return InnerConfig {cipherName, std::move(result)};
     } catch (const exception &e) {
         LOG(ERROR) << "Error deserializing inner configuration: " << e.what();
         return none; // This can be caused by invalid input data and does not have to be a programming error. Don't throw exception.
     }
 }
Beispiel #2
0
    optional<OuterConfig> OuterConfig::deserialize(const Data &data) {
        Deserializer deserializer(&data);
        try {
#ifndef CRYFS_NO_COMPATIBILITY
            string header = deserializer.readString();
            if (header == OLD_HEADER) {
                return _deserializeOldFormat(&deserializer);
            } else if (header == HEADER) {
                return _deserializeNewFormat(&deserializer);
            } else {
                throw std::runtime_error("Invalid header");
            }
#else
            _checkHeader(&deserializer);
            _deserializeNewFormat(&deserializer);
#endif
        } catch (const exception &e) {
            LOG(ERROR, "Error deserializing outer configuration: {}", e.what());
            return none; // This can be caused by invalid input data and does not have to be a programming error. Don't throw exception.
        }
    }