Update monet.

crypto/ec_signature_creator_unittest.cc

+// Copyright (c) 2012 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 "crypto/ec_signature_creator.h"
+
+#include <string>
+#include <vector>
+
+#include "base/memory/scoped_ptr.h"
+#include "crypto/ec_private_key.h"
+#include "crypto/signature_verifier.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+// TODO(rch): Add some exported keys from each to
+// test interop between NSS and OpenSSL.
+
+TEST(ECSignatureCreatorTest, BasicTest) {
+  // Do a verify round trip.
+  scoped_ptr<crypto::ECPrivateKey> key_original(
+      crypto::ECPrivateKey::Create());
+  ASSERT_TRUE(key_original.get());
+
+  std::vector<uint8> key_info;
+  ASSERT_TRUE(
+      key_original->ExportEncryptedPrivateKey(std::string(), 1000, &key_info));
+  std::vector<uint8> pubkey_info;
+  ASSERT_TRUE(key_original->ExportPublicKey(&pubkey_info));
+
+  scoped_ptr<crypto::ECPrivateKey> key(
+      crypto::ECPrivateKey::CreateFromEncryptedPrivateKeyInfo(
+          std::string(), key_info, pubkey_info));
+  ASSERT_TRUE(key.get());
+  ASSERT_TRUE(key->key() != NULL);
+
+  scoped_ptr<crypto::ECSignatureCreator> signer(
+      crypto::ECSignatureCreator::Create(key.get()));
+  ASSERT_TRUE(signer.get());
+
+  std::string data("Hello, World!");
+  std::vector<uint8> signature;
+  ASSERT_TRUE(signer->Sign(reinterpret_cast<const uint8*>(data.c_str()),
+                           data.size(),
+                           &signature));
+
+  std::vector<uint8> public_key_info;
+  ASSERT_TRUE(key_original->ExportPublicKey(&public_key_info));
+
+  // This is the algorithm ID for ECDSA with SHA-256. Parameters are ABSENT.
+  // RFC 5758:
+  //   ecdsa-with-SHA256 OBJECT IDENTIFIER ::= { iso(1) member-body(2)
+  //        us(840) ansi-X9-62(10045) signatures(4) ecdsa-with-SHA2(3) 2 }
+  //   ...
+  //   When the ecdsa-with-SHA224, ecdsa-with-SHA256, ecdsa-with-SHA384, or
+  //   ecdsa-with-SHA512 algorithm identifier appears in the algorithm field
+  //   as an AlgorithmIdentifier, the encoding MUST omit the parameters
+  //   field.  That is, the AlgorithmIdentifier SHALL be a SEQUENCE of one
+  //   component, the OID ecdsa-with-SHA224, ecdsa-with-SHA256, ecdsa-with-
+  //   SHA384, or ecdsa-with-SHA512.
+  // See also RFC 5480, Appendix A.
+  const uint8 kECDSAWithSHA256AlgorithmID[] = {
+    0x30, 0x0a,
+      0x06, 0x08,
+        0x2a, 0x86, 0x48, 0xce, 0x3d, 0x04, 0x03, 0x02,
+  };
+  crypto::SignatureVerifier verifier;
+  ASSERT_TRUE(verifier.VerifyInit(
+      kECDSAWithSHA256AlgorithmID, sizeof(kECDSAWithSHA256AlgorithmID),
+      &signature[0], signature.size(),
+      &public_key_info.front(), public_key_info.size()));
+
+  verifier.VerifyUpdate(reinterpret_cast<const uint8*>(data.c_str()),
+                        data.size());
+  ASSERT_TRUE(verifier.VerifyFinal());
+}