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/*************************************************
* Boost.Python module definition *
* (C) 1999-2007 Jack Lloyd *
*************************************************/
#include <botan/botan.h>
using namespace Botan;
#include "python_botan.h"
class Py_StreamCipher
{
public:
u32bit keylength_min() const { return cipher->MINIMUM_KEYLENGTH; }
u32bit keylength_max() const { return cipher->MAXIMUM_KEYLENGTH; }
u32bit keylength_mod() const { return cipher->KEYLENGTH_MULTIPLE; }
void set_key(const OctetString& key) { cipher->set_key(key); }
bool valid_keylength(u32bit kl) const
{
return cipher->valid_keylength(kl);
}
std::string name() const { return cipher->name(); }
void clear() throw() { cipher->clear(); }
std::string crypt(const std::string& in) const
{
SecureVector<byte> out(in.size());
cipher->encrypt((const byte*)in.data(), out.begin(), in.size());
return std::string((const char*)out.begin(), out.size());
}
Py_StreamCipher(const std::string& name)
{
cipher = get_stream_cipher(name);
}
~Py_StreamCipher() { delete cipher; }
private:
StreamCipher* cipher;
};
void export_stream_ciphers()
{
python::class_<Py_StreamCipher>("StreamCipher", python::init<std::string>())
.add_property("keylength_min", &Py_StreamCipher::keylength_min)
.add_property("keylength_max", &Py_StreamCipher::keylength_max)
.add_property("keylength_mod", &Py_StreamCipher::keylength_mod)
.add_property("name", &Py_StreamCipher::name)
.def("clear", &Py_StreamCipher::clear)
.def("valid_keylength", &Py_StreamCipher::valid_keylength)
.def("set_key", &Py_StreamCipher::set_key)
.def("crypt", &Py_StreamCipher::crypt);
}
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