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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#include <memory>
#include "blapi.h"
#include "gtest/gtest.h"
#include "nss.h"
#include "nss_scoped_ptrs.h"
#include "pk11pub.h"
#include "secerr.h"
#include "sechash.h"
#include "util.h"
#include "databuffer.h"
#include "testvectors/ike-sha1-vectors.h"
#include "testvectors/ike-sha256-vectors.h"
#include "testvectors/ike-sha384-vectors.h"
#include "testvectors/ike-sha512-vectors.h"
#include "testvectors/ike-aesxcbc-vectors.h"
namespace nss_test {
class Pkcs11IkeTest : public ::testing::TestWithParam<
std::tuple<IkeTestVector, CK_MECHANISM_TYPE>> {
protected:
ScopedPK11SymKey ImportKey(SECItem &ikm_item) {
ScopedPK11SlotInfo slot(PK11_GetInternalSlot());
if (!slot) {
ADD_FAILURE() << "Can't get slot";
return nullptr;
}
ScopedPK11SymKey ikm(
PK11_ImportSymKey(slot.get(), CKM_GENERIC_SECRET_KEY_GEN,
PK11_OriginUnwrap, CKA_DERIVE, &ikm_item, nullptr));
return ikm;
}
void RunVectorTest(const IkeTestVector &vec, CK_MECHANISM_TYPE prf_mech) {
std::string msg = "Test #" + std::to_string(vec.id) + " failed";
std::vector<uint8_t> vec_ikm = hex_string_to_bytes(vec.ikm);
std::vector<uint8_t> vec_okm = hex_string_to_bytes(vec.okm);
std::vector<uint8_t> vec_gxykm = hex_string_to_bytes(vec.gxykm);
std::vector<uint8_t> vec_prevkm = hex_string_to_bytes(vec.prevkm);
std::vector<uint8_t> vec_Ni = hex_string_to_bytes(vec.Ni);
std::vector<uint8_t> vec_Nr = hex_string_to_bytes(vec.Nr);
std::vector<uint8_t> vec_seed_data = hex_string_to_bytes(vec.seed_data);
SECItem ikm_item = {siBuffer, vec_ikm.data(),
static_cast<unsigned int>(vec_ikm.size())};
SECItem okm_item = {siBuffer, vec_okm.data(),
static_cast<unsigned int>(vec_okm.size())};
SECItem prevkm_item = {siBuffer, vec_prevkm.data(),
static_cast<unsigned int>(vec_prevkm.size())};
SECItem gxykm_item = {siBuffer, vec_gxykm.data(),
static_cast<unsigned int>(vec_gxykm.size())};
CK_MECHANISM_TYPE derive_mech = CKM_NSS_IKE_PRF_DERIVE;
ScopedPK11SymKey gxy_key = nullptr;
ScopedPK11SymKey prev_key = nullptr;
ScopedPK11SymKey ikm = ImportKey(ikm_item);
// IKE_PRF structure (used in cases 1, 2 and 3)
CK_NSS_IKE_PRF_DERIVE_PARAMS nss_ike_prf_params = {
prf_mech,
CK_FALSE,
CK_FALSE,
vec_Ni.data(),
static_cast<CK_ULONG>(vec_Ni.size()),
vec_Nr.data(),
static_cast<CK_ULONG>(vec_Nr.size()),
CK_INVALID_HANDLE};
// IKE_V1_PRF, used to derive session keys.
CK_NSS_IKE1_PRF_DERIVE_PARAMS nss_ike_v1_prf_params = {
prf_mech, false,
CK_INVALID_HANDLE, CK_INVALID_HANDLE,
vec_Ni.data(), static_cast<CK_ULONG>(vec_Ni.size()),
vec_Nr.data(), static_cast<CK_ULONG>(vec_Nr.size()),
vec.key_number};
// IKE_V1_APP_B, do quick mode (all session keys in one call).
CK_NSS_IKE1_APP_B_PRF_DERIVE_PARAMS nss_ike_app_b_prf_params_quick = {
prf_mech, CK_FALSE, CK_INVALID_HANDLE, vec_seed_data.data(),
static_cast<CK_ULONG>(vec_seed_data.size())};
// IKE_V1_APP_B, used for long session keys in ike_v1
CK_MECHANISM_TYPE nss_ike_app_b_prf_params = prf_mech;
// IKE_PRF_PLUS, used to generate session keys in ike v2
CK_NSS_IKE_PRF_PLUS_DERIVE_PARAMS nss_ike_prf_plus_params = {
prf_mech, CK_FALSE, CK_INVALID_HANDLE, vec_seed_data.data(),
static_cast<CK_ULONG>(vec_seed_data.size())};
SECItem params_item = {siBuffer, (unsigned char *)&nss_ike_prf_params,
sizeof(nss_ike_prf_params)};
switch (vec.test_type) {
case IkeTestType::ikeGxy:
nss_ike_prf_params.bDataAsKey = true;
break;
case IkeTestType::ikeV1Psk:
break;
case IkeTestType::ikeV2Rekey:
nss_ike_prf_params.bRekey = true;
gxy_key = ImportKey(gxykm_item);
nss_ike_prf_params.hNewKey = PK11_GetSymKeyHandle(gxy_key.get());
break;
case IkeTestType::ikeV1:
derive_mech = CKM_NSS_IKE1_PRF_DERIVE;
params_item.data = (unsigned char *)&nss_ike_v1_prf_params;
params_item.len = sizeof(nss_ike_v1_prf_params);
gxy_key = ImportKey(gxykm_item);
nss_ike_v1_prf_params.hKeygxy = PK11_GetSymKeyHandle(gxy_key.get());
if (prevkm_item.len != 0) {
prev_key = ImportKey(prevkm_item);
nss_ike_v1_prf_params.bHasPrevKey = true;
nss_ike_v1_prf_params.hPrevKey = PK11_GetSymKeyHandle(prev_key.get());
}
break;
case IkeTestType::ikeV1AppB:
derive_mech = CKM_NSS_IKE1_APP_B_PRF_DERIVE;
params_item.data = (unsigned char *)&nss_ike_app_b_prf_params;
params_item.len = sizeof(nss_ike_app_b_prf_params);
break;
case IkeTestType::ikeV1AppBQuick:
derive_mech = CKM_NSS_IKE1_APP_B_PRF_DERIVE;
params_item.data = (unsigned char *)&nss_ike_app_b_prf_params_quick;
params_item.len = sizeof(nss_ike_app_b_prf_params_quick);
if (gxykm_item.len != 0) {
gxy_key = ImportKey(gxykm_item);
nss_ike_app_b_prf_params_quick.bHasKeygxy = true;
nss_ike_app_b_prf_params_quick.hKeygxy =
PK11_GetSymKeyHandle(gxy_key.get());
}
break;
case IkeTestType::ikePlus:
derive_mech = CKM_NSS_IKE_PRF_PLUS_DERIVE;
params_item.data = (unsigned char *)&nss_ike_prf_plus_params;
params_item.len = sizeof(nss_ike_prf_plus_params);
break;
default:
ADD_FAILURE() << msg;
return;
}
ASSERT_NE(nullptr, ikm) << msg;
ScopedPK11SymKey okm = ScopedPK11SymKey(
PK11_Derive(ikm.get(), derive_mech, ¶ms_item,
CKM_GENERIC_SECRET_KEY_GEN, CKA_DERIVE, vec.size));
if (vec.valid) {
ASSERT_NE(nullptr, okm.get()) << msg;
ASSERT_EQ(SECSuccess, PK11_ExtractKeyValue(okm.get())) << msg;
SECItem *outItem = PK11_GetKeyData(okm.get());
SECItem nullItem = {siBuffer, NULL, 0};
if (outItem == NULL) {
outItem = &nullItem;
}
ASSERT_EQ(0, SECITEM_CompareItem(&okm_item, PK11_GetKeyData(okm.get())))
<< msg << std::endl
<< " expect:" << DataBuffer(okm_item.data, okm_item.len) << std::endl
<< " calc'd:" << DataBuffer(outItem->data, outItem->len) << std::endl;
} else {
ASSERT_EQ(nullptr, okm.get()) << msg;
}
}
};
TEST_P(Pkcs11IkeTest, IkeproofVectors) {
RunVectorTest(std::get<0>(GetParam()), std::get<1>(GetParam()));
}
INSTANTIATE_TEST_SUITE_P(
IkeSha1, Pkcs11IkeTest,
::testing::Combine(::testing::ValuesIn(kIkeSha1ProofVectors),
::testing::Values(CKM_SHA_1_HMAC)));
INSTANTIATE_TEST_SUITE_P(
IkeSha256, Pkcs11IkeTest,
::testing::Combine(::testing::ValuesIn(kIkeSha256ProofVectors),
::testing::Values(CKM_SHA256_HMAC)));
INSTANTIATE_TEST_SUITE_P(
IkeSha384, Pkcs11IkeTest,
::testing::Combine(::testing::ValuesIn(kIkeSha384ProofVectors),
::testing::Values(CKM_SHA384_HMAC)));
INSTANTIATE_TEST_SUITE_P(
IkeSha512, Pkcs11IkeTest,
::testing::Combine(::testing::ValuesIn(kIkeSha512ProofVectors),
::testing::Values(CKM_SHA512_HMAC)));
INSTANTIATE_TEST_SUITE_P(
IkeAESXCBC, Pkcs11IkeTest,
::testing::Combine(::testing::ValuesIn(kIkeAesXcbcProofVectors),
::testing::Values(CKM_AES_XCBC_MAC)));
} // namespace nss_test
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