summaryrefslogtreecommitdiff
path: root/crypto/signature_creator_unittest.cc
blob: 694becdcb4475effc0e4c35dceebe0c6db2a14d5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
// 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 <vector>

#include "base/memory/scoped_ptr.h"
#include "base/sha1.h"
#include "crypto/rsa_private_key.h"
#include "crypto/sha2.h"
#include "crypto/signature_creator.h"
#include "crypto/signature_verifier.h"
#include "testing/gtest/include/gtest/gtest.h"

namespace {

// This is the algorithm ID for SHA-1 with RSA encryption.
const uint8 kSHA1WithRSAAlgorithmID[] = {
  0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86,
  0xf7, 0x0d, 0x01, 0x01, 0x05, 0x05, 0x00
};

// This is the algorithm ID for SHA-1 with RSA encryption.
const uint8 kSHA256WithRSAAlgorithmID[] = {
  0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86,
  0xf7, 0x0d, 0x01, 0x01, 0x0B, 0x05, 0x00
};

}

TEST(SignatureCreatorTest, BasicTest) {
  // Do a verify round trip.
  scoped_ptr<crypto::RSAPrivateKey> key_original(
      crypto::RSAPrivateKey::Create(1024));
  ASSERT_TRUE(key_original.get());

  std::vector<uint8> key_info;
  key_original->ExportPrivateKey(&key_info);
  scoped_ptr<crypto::RSAPrivateKey> key(
      crypto::RSAPrivateKey::CreateFromPrivateKeyInfo(key_info));
  ASSERT_TRUE(key.get());

  scoped_ptr<crypto::SignatureCreator> signer(
      crypto::SignatureCreator::Create(key.get(),
                                       crypto::SignatureCreator::SHA1));
  ASSERT_TRUE(signer.get());

  std::string data("Hello, World!");
  ASSERT_TRUE(signer->Update(reinterpret_cast<const uint8*>(data.c_str()),
                             data.size()));

  std::vector<uint8> signature;
  ASSERT_TRUE(signer->Final(&signature));

  std::vector<uint8> public_key_info;
  ASSERT_TRUE(key_original->ExportPublicKey(&public_key_info));

  crypto::SignatureVerifier verifier;
  ASSERT_TRUE(verifier.VerifyInit(
      kSHA1WithRSAAlgorithmID, sizeof(kSHA1WithRSAAlgorithmID),
      &signature.front(), 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());
}

TEST(SignatureCreatorTest, SignDigestTest) {
  // Do a verify round trip.
  scoped_ptr<crypto::RSAPrivateKey> key_original(
      crypto::RSAPrivateKey::Create(1024));
  ASSERT_TRUE(key_original.get());

  std::vector<uint8> key_info;
  key_original->ExportPrivateKey(&key_info);
  scoped_ptr<crypto::RSAPrivateKey> key(
      crypto::RSAPrivateKey::CreateFromPrivateKeyInfo(key_info));
  ASSERT_TRUE(key.get());

  std::string data("Hello, World!");
  std::string sha1 = base::SHA1HashString(data);
  // Sign sha1 of the input data.
  std::vector<uint8> signature;
  ASSERT_TRUE(crypto::SignatureCreator::Sign(
      key.get(),
      crypto::SignatureCreator::SHA1,
      reinterpret_cast<const uint8*>(sha1.c_str()),
      sha1.size(),
      &signature));

  std::vector<uint8> public_key_info;
  ASSERT_TRUE(key_original->ExportPublicKey(&public_key_info));

  // Verify the input data.
  crypto::SignatureVerifier verifier;
  ASSERT_TRUE(verifier.VerifyInit(
      kSHA1WithRSAAlgorithmID, sizeof(kSHA1WithRSAAlgorithmID),
      &signature.front(), 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());
}

TEST(SignatureCreatorTest, SignSHA256DigestTest) {
  // Do a verify round trip.
  scoped_ptr<crypto::RSAPrivateKey> key_original(
      crypto::RSAPrivateKey::Create(1024));
  ASSERT_TRUE(key_original.get());

  std::vector<uint8> key_info;
  key_original->ExportPrivateKey(&key_info);
  scoped_ptr<crypto::RSAPrivateKey> key(
      crypto::RSAPrivateKey::CreateFromPrivateKeyInfo(key_info));
  ASSERT_TRUE(key.get());

  std::string data("Hello, World!");
  std::string sha256 = crypto::SHA256HashString(data);
  // Sign sha256 of the input data.
  std::vector<uint8> signature;
  ASSERT_TRUE(crypto::SignatureCreator::Sign(
      key.get(),
      crypto::SignatureCreator::HashAlgorithm::SHA256,
      reinterpret_cast<const uint8*>(sha256.c_str()),
      sha256.size(),
      &signature));

  std::vector<uint8> public_key_info;
  ASSERT_TRUE(key_original->ExportPublicKey(&public_key_info));

  // Verify the input data.
  crypto::SignatureVerifier verifier;
  ASSERT_TRUE(verifier.VerifyInit(
      kSHA256WithRSAAlgorithmID, sizeof(kSHA256WithRSAAlgorithmID),
      &signature.front(), 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());
}