QUIC - (no behavior change) s/NULL/nullptr/g in .../quic/...

net/quic/crypto/chacha20_poly1305_encrypter_test.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/quic/crypto/chacha20_poly1305_encrypter.h"
 
 #include "net/quic/test_tools/quic_test_utils.h"
 
 using base::StringPiece;
 
@@ skipping 32 matching lines @@
 // in an nonce and also to allocate the buffer needed for the ciphertext.
 QuicData* EncryptWithNonce(ChaCha20Poly1305Encrypter* encrypter,
                            StringPiece nonce,
                            StringPiece associated_data,
                            StringPiece plaintext) {
   size_t ciphertext_size = encrypter->GetCiphertextSize(plaintext.length());
   scoped_ptr<char[]> ciphertext(new char[ciphertext_size]);
 
   if (!encrypter->Encrypt(nonce, associated_data, plaintext,
                           reinterpret_cast<unsigned char*>(ciphertext.get()))) {
-    return NULL;
+    return nullptr;
   }
 
   return new QuicData(ciphertext.release(), ciphertext_size, true);
 }
 
 TEST(ChaCha20Poly1305EncrypterTest, Encrypt) {
   if (!ChaCha20Poly1305Encrypter::IsSupported()) {
     LOG(INFO) << "ChaCha20+Poly1305 not supported. Test skipped.";
     return;
   }
 
-  for (size_t i = 0; test_vectors[i].key != NULL; i++) {
+  for (size_t i = 0; test_vectors[i].key != nullptr; i++) {
     // Decode the test vector.
     string key;
     string pt;
     string iv;
     string aad;
     string ct;
     ASSERT_TRUE(DecodeHexString(test_vectors[i].key, &key));
     ASSERT_TRUE(DecodeHexString(test_vectors[i].pt, &pt));
     ASSERT_TRUE(DecodeHexString(test_vectors[i].iv, &iv));
     ASSERT_TRUE(DecodeHexString(test_vectors[i].aad, &aad));
     ASSERT_TRUE(DecodeHexString(test_vectors[i].ct, &ct));
 
     ChaCha20Poly1305Encrypter encrypter;
     ASSERT_TRUE(encrypter.SetKey(key));
     scoped_ptr<QuicData> encrypted(EncryptWithNonce(
         &encrypter, iv,
         // This deliberately tests that the encrypter can handle an AAD that
-        // is set to NULL, as opposed to a zero-length, non-NULL pointer.
-        StringPiece(aad.length() ? aad.data() : NULL, aad.length()), pt));
+        // is set to nullptr, as opposed to a zero-length, non-nullptr pointer.
+        StringPiece(aad.length() ? aad.data() : nullptr, aad.length()), pt));
     ASSERT_TRUE(encrypted.get());
 
     test::CompareCharArraysWithHexError("ciphertext", encrypted->data(),
                                         encrypted->length(), ct.data(),
                                         ct.length());
   }
 }
 
 TEST(ChaCha20Poly1305EncrypterTest, GetMaxPlaintextSize) {
   ChaCha20Poly1305Encrypter encrypter;
   EXPECT_EQ(1000u, encrypter.GetMaxPlaintextSize(1012));
   EXPECT_EQ(100u, encrypter.GetMaxPlaintextSize(112));
   EXPECT_EQ(10u, encrypter.GetMaxPlaintextSize(22));
 }
 
 TEST(ChaCha20Poly1305EncrypterTest, GetCiphertextSize) {
   ChaCha20Poly1305Encrypter encrypter;
   EXPECT_EQ(1012u, encrypter.GetCiphertextSize(1000));
   EXPECT_EQ(112u, encrypter.GetCiphertextSize(100));
   EXPECT_EQ(22u, encrypter.GetCiphertextSize(10));
 }
 
 }  // namespace test
 }  // namespace net