1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* vim: set ts=2 et sw=2 tw=80: */
3 /* This Source Code Form is subject to the terms of the Mozilla Public
4 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
5 * You can obtain one at http://mozilla.org/MPL/2.0/. */
6
7 #include <memory>
8 #include "nss.h"
9 #include "pk11pub.h"
10
11 #include "gtest/gtest.h"
12 #include "scoped_ptrs.h"
13
14 namespace nss_test {
15
16 class Pkcs11ExportTest : public ::testing::Test {
17 public:
Derive(bool is_export)18 void Derive(bool is_export) {
19 ScopedPK11SlotInfo slot(PK11_GetInternalSlot());
20 EXPECT_TRUE(slot.get());
21
22 uint8_t keyData[48] = {0};
23 SECItem keyItem = {siBuffer, (unsigned char*)keyData, sizeof(keyData)};
24
25 CK_MECHANISM_TYPE mechanism = CKM_NSS_TLS_KEY_AND_MAC_DERIVE_SHA256;
26 ScopedPK11SymKey baseKey(PK11_ImportSymKey(
27 slot.get(), mechanism, PK11_OriginUnwrap, CKA_WRAP, &keyItem, nullptr));
28 EXPECT_TRUE(baseKey.get());
29
30 CK_SSL3_KEY_MAT_OUT kmo;
31 kmo.hClientMacSecret = CK_INVALID_HANDLE;
32 kmo.hServerMacSecret = CK_INVALID_HANDLE;
33 kmo.hClientKey = CK_INVALID_HANDLE;
34 kmo.hServerKey = CK_INVALID_HANDLE;
35
36 CK_BYTE iv[8];
37 kmo.pIVClient = iv;
38 kmo.pIVServer = iv;
39
40 CK_SSL3_KEY_MAT_PARAMS kmp;
41 kmp.ulMacSizeInBits = 256;
42 kmp.ulKeySizeInBits = 128;
43 kmp.ulIVSizeInBits = 64;
44 kmp.pReturnedKeyMaterial = &kmo;
45 kmp.bIsExport = is_export;
46
47 unsigned char random[32] = {0};
48 kmp.RandomInfo.pClientRandom = random;
49 kmp.RandomInfo.ulClientRandomLen = sizeof(random);
50 kmp.RandomInfo.pServerRandom = random;
51 kmp.RandomInfo.ulServerRandomLen = sizeof(random);
52
53 SECItem params = {siBuffer, (unsigned char*)&kmp, sizeof(kmp)};
54 ScopedPK11SymKey symKey(PK11_Derive(baseKey.get(), mechanism, ¶ms,
55 CKM_SHA512_HMAC, CKA_SIGN, 16));
56
57 // Deriving must fail when is_export=true.
58 EXPECT_EQ(!symKey.get(), is_export);
59 }
60 };
61
TEST_F(Pkcs11ExportTest,DeriveNonExport)62 TEST_F(Pkcs11ExportTest, DeriveNonExport) { Derive(false); }
63
TEST_F(Pkcs11ExportTest,DeriveExport)64 TEST_F(Pkcs11ExportTest, DeriveExport) { Derive(true); }
65
66 } // namespace nss_test
67