C++ (Cpp) ElementToByteArrayの例

コード例 #1

QByteArray CompositeIntegerGroup::GetByteArray() const
{
    QByteArray out;
    QDataStream stream(&out, QIODevice::WriteOnly);

    stream << _p << _s << _n << ElementToByteArray(_g);

    return out;
}

コード例 #2

ファイル: ByteGroup.cpp プロジェクト: ranzhao1/Dissent-1

bool ByteGroup::DecodeBytes(const Element &a, QByteArray &out) const
{
    QByteArray data = ElementToByteArray(a);
    if(data.count() != _n_bytes) {
        qWarning() << "Tried to decode invalid plaintext (wrong length):" << data.toHex();
        return false;
    }

    const int len = Utils::Serialization::ReadInt(data, 0);
    out = data.mid(4, len);
    return true;
}

コード例 #3

bool CompositeIntegerGroup::DecodeBytes(const Element &a, QByteArray &out) const
{
    QByteArray data = ElementToByteArray(a);
    if(data.count() < 2) {
        qWarning() << "Tried to decode invalid plaintext (too short):" << data.toHex();
        return false;
    }

    const unsigned char cfirst = data[0];
    const unsigned char clast = data.right(1)[0];
    if(cfirst != 0xff || clast != 0xff) {
        qWarning() << "Tried to decode invalid plaintext (bad padding)";
        return false;
    }

    out = data.mid(1, data.count()-2);
    return true;
}