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/*
* (C) 2014,2015 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
#include "tests.h"
#if defined(BOTAN_HAS_KDF_BASE)
#include <botan/kdf.h>
#endif
#if defined(BOTAN_HAS_HKDF)
#include <botan/hkdf.h>
#endif
namespace Botan_Tests {
namespace {
#if defined(BOTAN_HAS_KDF_BASE)
class KDF_KAT_Tests final : public Text_Based_Test
{
public:
KDF_KAT_Tests() : Text_Based_Test("kdf", "Salt,Secret,Label,Output", "IKM,XTS") {}
Test::Result run_one_test(const std::string& kdf_name, const VarMap& vars) override
{
Test::Result result(kdf_name);
std::unique_ptr<Botan::KDF> kdf(Botan::KDF::create(kdf_name));
if(!kdf)
{
result.note_missing(kdf_name);
return result;
}
const std::vector<uint8_t> salt = get_opt_bin(vars, "Salt");
const std::vector<uint8_t> secret = get_req_bin(vars, "Secret");
const std::vector<uint8_t> label = get_opt_bin(vars, "Label");
const std::vector<uint8_t> expected = get_req_bin(vars, "Output");
result.test_eq("name", kdf->name(), kdf_name);
result.test_eq("derived key", kdf->derive_key(expected.size(), secret, salt, label), expected);
// Test that clone works
std::unique_ptr<Botan::KDF> clone(kdf->clone());
result.confirm("Clone has different pointer", kdf.get() != clone.get());
result.test_eq("Clone has same name", kdf->name(), clone->name());
return result;
}
};
BOTAN_REGISTER_TEST("kdf", KDF_KAT_Tests);
#endif
#if defined(BOTAN_HAS_HKDF)
class HKDF_Expand_Label_Tests final : public Text_Based_Test
{
public:
HKDF_Expand_Label_Tests() :
Text_Based_Test("hkdf_label.vec", "Secret,Label,HashValue,Output") {}
Test::Result run_one_test(const std::string& hash_name, const VarMap& vars) override
{
Test::Result result("HKDF-Expand-Label(" + hash_name + ")");
const std::vector<uint8_t> secret = get_req_bin(vars, "Secret");
const std::vector<uint8_t> hashval = get_req_bin(vars, "HashValue");
const std::string label = get_req_str(vars, "Label");
const std::vector<uint8_t> expected = get_req_bin(vars, "Output");
Botan::secure_vector<uint8_t> output =
Botan::hkdf_expand_label(hash_name,
secret.data(), secret.size(),
label,
hashval.data(), hashval.size(),
expected.size());
result.test_eq("Output matches", output, expected);
return result;
}
};
BOTAN_REGISTER_TEST("hkdf_expand_label", HKDF_Expand_Label_Tests);
#endif
}
}
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