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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 "nss.h"
#include "pk11pub.h"
#include "secerr.h"
#include "sechash.h"
#include "blapi.h"
#include "gtest/gtest.h"
#include "nss_scoped_ptrs.h"
#include "util.h"
namespace nss_test {
class Pkcs11AesCmacTest : public ::testing::Test {
protected:
ScopedPK11SymKey ImportKey(CK_MECHANISM_TYPE mech, SECItem *key_item) {
ScopedPK11SlotInfo slot(PK11_GetInternalSlot());
if (!slot) {
ADD_FAILURE() << "Can't get slot";
return nullptr;
}
ScopedPK11SymKey result(PK11_ImportSymKey(
slot.get(), mech, PK11_OriginUnwrap, CKA_SIGN, key_item, nullptr));
return result;
}
void RunTest(uint8_t *key, unsigned int key_len, uint8_t *data,
unsigned int data_len, uint8_t *expected,
unsigned int expected_len, CK_ULONG mechanism) {
// Create SECItems for everything...
std::vector<uint8_t> output(expected_len);
SECItem key_item = {siBuffer, key, key_len};
SECItem output_item = {siBuffer, output.data(), expected_len};
SECItem data_item = {siBuffer, data, data_len};
SECItem expected_item = {siBuffer, expected, expected_len};
// Do the PKCS #11 stuff...
ScopedPK11SymKey p11_key = ImportKey(mechanism, &key_item);
ASSERT_NE(nullptr, p11_key.get());
SECStatus ret = PK11_SignWithSymKey(p11_key.get(), CKM_AES_CMAC, NULL,
&output_item, &data_item);
// Verify the result...
ASSERT_EQ(SECSuccess, ret);
ASSERT_EQ(0, SECITEM_CompareItem(&output_item, &expected_item));
}
};
// Sanity check of the PKCS #11 API only. Extensive tests for correctness of
// underling CMAC implementation conducted in the following file:
// gtests/freebl_gtest/cmac_unittests.cc
TEST_F(Pkcs11AesCmacTest, Aes128NistExample1) {
uint8_t key[AES_128_KEY_LENGTH] = {0x2B, 0x7E, 0x15, 0x16, 0x28, 0xAE,
0xD2, 0xA6, 0xAB, 0xF7, 0x15, 0x88,
0x09, 0xCF, 0x4F, 0x3C};
uint8_t known[AES_BLOCK_SIZE] = {0xBB, 0x1D, 0x69, 0x29, 0xE9, 0x59,
0x37, 0x28, 0x7F, 0xA3, 0x7D, 0x12,
0x9B, 0x75, 0x67, 0x46};
RunTest(key, AES_128_KEY_LENGTH, NULL, 0, known, AES_BLOCK_SIZE,
CKM_AES_CMAC);
}
TEST_F(Pkcs11AesCmacTest, General) {
uint8_t key[AES_128_KEY_LENGTH] = {0x2B, 0x7E, 0x15, 0x16, 0x28, 0xAE,
0xD2, 0xA6, 0xAB, 0xF7, 0x15, 0x88,
0x09, 0xCF, 0x4F, 0x3C};
uint8_t known[4] = {0xBB, 0x1D, 0x69, 0x29};
RunTest(key, AES_128_KEY_LENGTH, NULL, 0, known, 4, CKM_AES_CMAC_GENERAL);
}
TEST_F(Pkcs11AesCmacTest, InvalidKeySize) {
uint8_t key[4] = {0x00, 0x00, 0x00, 0x00};
SECItem key_item = {siBuffer, key, 4};
ScopedPK11SymKey result = ImportKey(CKM_AES_CMAC, &key_item);
ASSERT_EQ(nullptr, result.get());
}
}
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