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#include "tests.h"
#include "test_pubkey.h"
#if defined(BOTAN_HAS_CURVE_25519)
#include <botan/curve25519.h>
#include <botan/hex.h>
#include <iostream>
#include <fstream>
#endif
using namespace Botan;
#if defined(BOTAN_HAS_CURVE_25519)
namespace {
size_t curve25519_scalar_kat(const std::string& secret_h,
const std::string& basepoint_h,
const std::string& out_h)
{
const std::vector<byte> secret = hex_decode(secret_h);
const std::vector<byte> basepoint = hex_decode(basepoint_h);
const std::vector<byte> out = hex_decode(out_h);
std::vector<byte> got(32);
curve25519_donna(&got[0], &secret[0], &basepoint[0]);
if(got != out)
{
std::cout << "Got " << hex_encode(got) << " exp " << hex_encode(out) << "\n";
return 1;
}
return 0;
}
}
#endif
size_t test_curve25519()
{
size_t fails = 0;
#if defined(BOTAN_HAS_CURVE_25519)
std::ifstream c25519_scalar(PK_TEST_DATA_DIR "/c25519_scalar.vec");
fails += run_tests_bb(c25519_scalar, "Curve25519 ScalarMult", "Out", true,
[](std::map<std::string, std::string> m) -> size_t
{
return curve25519_scalar_kat(m["Secret"], m["Basepoint"], m["Out"]);
});
#endif
return fails;
}
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