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#include "validate.h"
#include <botan/hex.h>
#include <botan/siv.h>
#include <botan/aead.h>
#include <iostream>
#include <fstream>
using namespace Botan;
namespace {
secure_vector<byte> aead(const std::string& algo,
Cipher_Dir dir,
const secure_vector<byte>& pt,
const secure_vector<byte>& nonce,
const secure_vector<byte>& ad,
const secure_vector<byte>& key)
{
std::unique_ptr<AEAD_Mode> aead(get_aead(algo, dir));
aead->set_key(&key[0], key.size());
aead->start_vec(nonce);
aead->set_associated_data_vec(ad);
secure_vector<byte> ct = pt;
aead->finish(ct);
return ct;
}
bool aead_test(const std::string& algo,
const std::string& pt,
const std::string& ct,
const std::string& nonce_hex,
const std::string& ad_hex,
const std::string& key_hex)
{
auto nonce = hex_decode_locked(nonce_hex);
auto ad = hex_decode_locked(ad_hex);
auto key = hex_decode_locked(key_hex);
const std::string ct2 = hex_encode(aead(algo,
ENCRYPTION,
hex_decode_locked(pt),
nonce,
ad,
key));
if(ct != ct2)
std::cout << algo << " got ct " << ct2 << " expected " << ct << "\n";
const std::string pt2 = hex_encode(aead(algo,
DECRYPTION,
hex_decode_locked(ct),
nonce,
ad,
key));
if(pt != pt2)
std::cout << algo << " got pt " << pt2 << " expected " << pt << "\n";
return (ct == ct2) && (pt == pt2);
}
}
void test_aead()
{
std::ifstream vec("checks/aead.vec");
run_tests_bb(vec, "AEAD", "Ciphertext", true,
[](std::map<std::string, std::string> m)
{
return aead_test(m["AEAD"], m["Plaintext"], m["Ciphertext"],
m["Nonce"], m["AD"], m["Key"]);
});
}
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