Home | History | Annotate | Download | only in crypto
      1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include <vector>
      6 
      7 #include "base/memory/scoped_ptr.h"
      8 #include "crypto/signature_creator.h"
      9 #include "crypto/signature_verifier.h"
     10 #include "testing/gtest/include/gtest/gtest.h"
     11 
     12 TEST(SignatureCreatorTest, BasicTest) {
     13   // Do a verify round trip.
     14   scoped_ptr<crypto::RSAPrivateKey> key_original(
     15       crypto::RSAPrivateKey::Create(1024));
     16   ASSERT_TRUE(key_original.get());
     17 
     18   std::vector<uint8> key_info;
     19   key_original->ExportPrivateKey(&key_info);
     20   scoped_ptr<crypto::RSAPrivateKey> key(
     21       crypto::RSAPrivateKey::CreateFromPrivateKeyInfo(key_info));
     22   ASSERT_TRUE(key.get());
     23 
     24   scoped_ptr<crypto::SignatureCreator> signer(
     25       crypto::SignatureCreator::Create(key.get()));
     26   ASSERT_TRUE(signer.get());
     27 
     28   std::string data("Hello, World!");
     29   ASSERT_TRUE(signer->Update(reinterpret_cast<const uint8*>(data.c_str()),
     30                              data.size()));
     31 
     32   std::vector<uint8> signature;
     33   ASSERT_TRUE(signer->Final(&signature));
     34 
     35   std::vector<uint8> public_key_info;
     36   ASSERT_TRUE(key_original->ExportPublicKey(&public_key_info));
     37 
     38   // This is the algorithm ID for SHA-1 with RSA encryption.
     39   // TODO(aa): Factor this out into some shared location.
     40   const uint8 kSHA1WithRSAAlgorithmID[] = {
     41     0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86,
     42     0xf7, 0x0d, 0x01, 0x01, 0x05, 0x05, 0x00
     43   };
     44   crypto::SignatureVerifier verifier;
     45   ASSERT_TRUE(verifier.VerifyInit(
     46       kSHA1WithRSAAlgorithmID, sizeof(kSHA1WithRSAAlgorithmID),
     47       &signature.front(), signature.size(),
     48       &public_key_info.front(), public_key_info.size()));
     49 
     50   verifier.VerifyUpdate(reinterpret_cast<const uint8*>(data.c_str()),
     51                         data.size());
     52   ASSERT_TRUE(verifier.VerifyFinal());
     53 }
     54