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/*
* (C) 2014,2015 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
#include "tests.h"
#include <botan/stream_cipher.h>
#include <botan/lookup.h>
#include <botan/hex.h>
#include <iostream>
#include <fstream>
using namespace Botan;
namespace {
size_t stream_test(const std::string& algo,
const std::string& key_hex,
const std::string& in_hex,
const std::string& out_hex,
const std::string& nonce_hex)
{
const secure_vector<byte> key = hex_decode_locked(key_hex);
const secure_vector<byte> pt = hex_decode_locked(in_hex);
const secure_vector<byte> ct = hex_decode_locked(out_hex);
const secure_vector<byte> nonce = hex_decode_locked(nonce_hex);
const std::vector<std::string> providers = get_stream_cipher_providers(algo);
size_t fails = 0;
if(providers.empty())
{
std::cout << "Unknown stream cipher " << algo << "\n";
++fails;
}
for(auto provider: providers)
{
std::unique_ptr<StreamCipher> cipher(get_stream_cipher(algo, provider));
if(!cipher)
{
std::cout << "Unable to get " << algo << " from " << provider << "\n";
++fails;
continue;
}
cipher->set_key(key);
if(nonce.size())
cipher->set_iv(&nonce[0], nonce.size());
secure_vector<byte> buf = pt;
cipher->encrypt(buf);
if(buf != ct)
{
std::cout << algo << " " << provider << " enc " << hex_encode(buf) << " != " << out_hex << "\n";
++fails;
}
}
return fails;
}
}
size_t test_stream()
{
auto test = [](const std::string& input)
{
std::ifstream vec(input);
return run_tests_bb(vec, "StreamCipher", "Out", true,
[](std::map<std::string, std::string> m) -> size_t
{
return stream_test(m["StreamCipher"], m["Key"], m["In"], m["Out"], m["Nonce"]);
});
};
return run_tests_in_dir(TEST_DATA_DIR "/stream", test);
}
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