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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 "gtest/gtest.h"
#include "nss_scoped_ptrs.h"
namespace nss_test {
class Pkcs11ExportTest : public ::testing::Test {
public:
void Derive(bool is_export) {
ScopedPK11SlotInfo slot(PK11_GetInternalSlot());
EXPECT_TRUE(slot.get());
uint8_t keyData[48] = {0};
SECItem keyItem = {siBuffer, (unsigned char*)keyData, sizeof(keyData)};
CK_MECHANISM_TYPE mechanism = CKM_NSS_TLS_KEY_AND_MAC_DERIVE_SHA256;
ScopedPK11SymKey baseKey(PK11_ImportSymKey(
slot.get(), mechanism, PK11_OriginUnwrap, CKA_WRAP, &keyItem, nullptr));
EXPECT_TRUE(baseKey.get());
CK_SSL3_KEY_MAT_OUT kmo;
kmo.hClientMacSecret = CK_INVALID_HANDLE;
kmo.hServerMacSecret = CK_INVALID_HANDLE;
kmo.hClientKey = CK_INVALID_HANDLE;
kmo.hServerKey = CK_INVALID_HANDLE;
CK_BYTE iv[8];
kmo.pIVClient = iv;
kmo.pIVServer = iv;
CK_SSL3_KEY_MAT_PARAMS kmp;
kmp.ulMacSizeInBits = 256;
kmp.ulKeySizeInBits = 128;
kmp.ulIVSizeInBits = 64;
kmp.pReturnedKeyMaterial = &kmo;
kmp.bIsExport = is_export;
unsigned char random[32] = {0};
kmp.RandomInfo.pClientRandom = random;
kmp.RandomInfo.ulClientRandomLen = sizeof(random);
kmp.RandomInfo.pServerRandom = random;
kmp.RandomInfo.ulServerRandomLen = sizeof(random);
SECItem params = {siBuffer, (unsigned char*)&kmp, sizeof(kmp)};
ScopedPK11SymKey symKey(PK11_Derive(baseKey.get(), mechanism, ¶ms,
CKM_SHA512_HMAC, CKA_SIGN, 16));
// Deriving must fail when is_export=true.
EXPECT_EQ(!symKey.get(), is_export);
}
};
TEST_F(Pkcs11ExportTest, DeriveNonExport) { Derive(false); }
TEST_F(Pkcs11ExportTest, DeriveExport) { Derive(true); }
} // namespace nss_test
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