From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../nss/gtests/pk11_gtest/pk11_des_unittest.cc     | 65 ++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 security/nss/gtests/pk11_gtest/pk11_des_unittest.cc

(limited to 'security/nss/gtests/pk11_gtest/pk11_des_unittest.cc')

diff --git a/security/nss/gtests/pk11_gtest/pk11_des_unittest.cc b/security/nss/gtests/pk11_gtest/pk11_des_unittest.cc
new file mode 100644
index 0000000000..30f1afb8d9
--- /dev/null
+++ b/security/nss/gtests/pk11_gtest/pk11_des_unittest.cc
@@ -0,0 +1,65 @@
+/* -*- 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 "nss_scoped_ptrs.h"
+
+#include "gtest/gtest.h"
+
+namespace nss_test {
+
+class Pkcs11DesTest : public ::testing::Test {
+ protected:
+  SECStatus EncryptWithIV(std::vector<uint8_t>& iv,
+                          const CK_MECHANISM_TYPE mech) {
+    // Generate a random key.
+    ScopedPK11SlotInfo slot(PK11_GetInternalSlot());
+    ScopedPK11SymKey sym_key(
+        PK11_KeyGen(slot.get(), mech, nullptr, 8, nullptr));
+    EXPECT_TRUE(!!sym_key);
+
+    std::vector<uint8_t> data(16);
+    std::vector<uint8_t> output(16);
+
+    SECItem params = {siBuffer, iv.data(),
+                      static_cast<unsigned int>(iv.size())};
+
+    // Try to encrypt.
+    unsigned int output_len = 0;
+    return PK11_Encrypt(sym_key.get(), mech, &params, output.data(),
+                        &output_len, output.size(), data.data(), data.size());
+  }
+};
+
+TEST_F(Pkcs11DesTest, ZeroLengthIV) {
+  std::vector<uint8_t> iv(0);
+  EXPECT_EQ(SECFailure, EncryptWithIV(iv, CKM_DES_CBC));
+  EXPECT_EQ(SECFailure, EncryptWithIV(iv, CKM_DES3_CBC));
+}
+
+TEST_F(Pkcs11DesTest, IVTooShort) {
+  std::vector<uint8_t> iv(7);
+  EXPECT_EQ(SECFailure, EncryptWithIV(iv, CKM_DES_CBC));
+  EXPECT_EQ(SECFailure, EncryptWithIV(iv, CKM_DES3_CBC));
+}
+
+TEST_F(Pkcs11DesTest, WrongLengthIV) {
+  // We tolerate IVs > 8
+  std::vector<uint8_t> iv(15, 0);
+  EXPECT_EQ(SECSuccess, EncryptWithIV(iv, CKM_DES_CBC));
+  EXPECT_EQ(SECSuccess, EncryptWithIV(iv, CKM_DES3_CBC));
+}
+
+TEST_F(Pkcs11DesTest, AllGood) {
+  std::vector<uint8_t> iv(8, 0);
+  EXPECT_EQ(SECSuccess, EncryptWithIV(iv, CKM_DES_CBC));
+  EXPECT_EQ(SECSuccess, EncryptWithIV(iv, CKM_DES3_CBC));
+}
+
+}  // namespace nss_test
-- 
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