blowfish_test.cc
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1 // Copyright (c) 2019, Google Inc.
2 //
3 // Permission to use, copy, modify, and/or distribute this software for any
4 // purpose with or without fee is hereby granted, provided that the above
5 // copyright notice and this permission notice appear in all copies.
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9 // MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
10 // SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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12 // OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
13 // CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
14 
15 #include <openssl/cipher.h>
16 
17 #include <gtest/gtest.h>
18 
19 #include "../../crypto/internal.h"
20 #include "../../crypto/test/test_util.h"
21 
22 struct BlowfishTestCase {
23  uint8_t key[16];
24  uint8_t plaintext[16];
25  uint8_t iv[8];
26  uint8_t ecb_ciphertext[16];
27  uint8_t cbc_ciphertext[24];
28  uint8_t cfb_ciphertext[16];
29 };
30 
31 static const BlowfishTestCase kTests[] = {
32  // Randomly generated test cases. Checked against vanilla OpenSSL.
33  {
34  {0xbb, 0x56, 0xb1, 0x27, 0x7c, 0x4c, 0xdd, 0x5a, 0x99, 0x90, 0x1e, 0x6f,
35  0xeb, 0x36, 0x6c, 0xf3},
36  {0xa6, 0x5b, 0xe0, 0x99, 0xad, 0x5d, 0x91, 0x98, 0x37, 0xc1, 0xa4, 0x7f,
37  0x01, 0x24, 0x9a, 0x6b},
38  {0xd5, 0x8a, 0x5c, 0x29, 0xeb, 0xee, 0xed, 0x76},
39  {0xda, 0x6e, 0x18, 0x9c, 0x03, 0x59, 0x12, 0x61, 0xfa, 0x20, 0xd9, 0xce,
40  0xee, 0x43, 0x9d, 0x05},
41  {0x4f, 0x8b, 0x3e, 0x17, 0xa5, 0x35, 0x9b, 0xcb,
42  0xdf, 0x3c, 0x52, 0xfb, 0xe5, 0x20, 0xdd, 0x53,
43  0xd5, 0xf8, 0x1a, 0x6c, 0xf0, 0x99, 0x34, 0x94},
44  {0xfd, 0x65, 0xc5, 0xa6, 0x07, 0x07, 0xb5, 0xf3, 0x2e, 0xfb, 0x12, 0xc3,
45  0x7f, 0x45, 0x37, 0x54},
46  },
47  {
48  {0x5d, 0x98, 0xa9, 0xd2, 0x27, 0x5d, 0xc8, 0x8c, 0x8c, 0xee, 0x23, 0x7f,
49  0x8e, 0x2b, 0xd4, 0x8d},
50  {0x60, 0xec, 0x31, 0xda, 0x25, 0x07, 0x02, 0x14, 0x84, 0x44, 0x96, 0xa6,
51  0x04, 0x81, 0xca, 0x4e},
52  {0x96, 0x4c, 0xa4, 0x07, 0xee, 0x1c, 0xd1, 0xfb},
53  {0x83, 0x8a, 0xef, 0x18, 0x53, 0x96, 0xec, 0xf3, 0xf4, 0xd9, 0xe8, 0x4b,
54  0x2c, 0x3f, 0xe7, 0x27},
55  {0xad, 0x78, 0x70, 0x06, 0x2e, 0x5e, 0xa5, 0x21,
56  0xdd, 0xe8, 0xa0, 0xb9, 0xdb, 0x0c, 0x81, 0x1d,
57  0x0a, 0xd3, 0xa9, 0x63, 0x78, 0xac, 0x82, 0x64},
58  {0x43, 0x2f, 0xf3, 0x23, 0xf4, 0x5c, 0xbf, 0x05, 0x53, 0x3c, 0x9e, 0xd6,
59  0xd3, 0xd2, 0xc0, 0xf0},
60  },
61 };
62 
63 TEST(Blowfish, ECB) {
64  unsigned test_num = 0;
65  for (const auto &test : kTests) {
66  test_num++;
67  SCOPED_TRACE(test_num);
68 
69  uint8_t out[sizeof(test.ecb_ciphertext)];
70  int out_bytes, final_bytes;
71 
72  bssl::ScopedEVP_CIPHER_CTX ctx;
73  ASSERT_TRUE(EVP_EncryptInit_ex(ctx.get(), EVP_bf_ecb(), nullptr, test.key,
74  nullptr));
75  ASSERT_TRUE(EVP_CIPHER_CTX_set_padding(ctx.get(), 0 /* no padding */));
76  ASSERT_TRUE(EVP_EncryptUpdate(ctx.get(), out, &out_bytes, test.plaintext,
77  sizeof(test.plaintext)));
78  ASSERT_TRUE(EVP_EncryptFinal_ex(ctx.get(), out + out_bytes, &final_bytes));
79  EXPECT_EQ(static_cast<size_t>(out_bytes + final_bytes),
80  sizeof(test.plaintext));
81  EXPECT_EQ(Bytes(test.ecb_ciphertext), Bytes(out));
82 
83  bssl::ScopedEVP_CIPHER_CTX decrypt_ctx;
84  ASSERT_TRUE(EVP_DecryptInit_ex(decrypt_ctx.get(), EVP_bf_ecb(), nullptr,
85  test.key, nullptr));
86  ASSERT_TRUE(
87  EVP_CIPHER_CTX_set_padding(decrypt_ctx.get(), 0 /* no padding */));
88  ASSERT_TRUE(EVP_DecryptUpdate(decrypt_ctx.get(), out, &out_bytes,
89  test.ecb_ciphertext,
90  sizeof(test.ecb_ciphertext)));
91  ASSERT_TRUE(
92  EVP_DecryptFinal_ex(decrypt_ctx.get(), out + out_bytes, &final_bytes));
93  EXPECT_EQ(static_cast<size_t>(out_bytes + final_bytes),
94  sizeof(test.plaintext));
95  EXPECT_EQ(Bytes(test.plaintext), Bytes(out));
96  }
97 }
98 
99 TEST(Blowfish, CBC) {
100  unsigned test_num = 0;
101  for (const auto &test : kTests) {
102  test_num++;
103  SCOPED_TRACE(test_num);
104 
105  uint8_t out[sizeof(test.cbc_ciphertext)];
106  int out_bytes, final_bytes;
107 
108  bssl::ScopedEVP_CIPHER_CTX ctx;
109  ASSERT_TRUE(EVP_EncryptInit_ex(ctx.get(), EVP_bf_cbc(), nullptr, test.key,
110  test.iv));
111  ASSERT_TRUE(EVP_EncryptUpdate(ctx.get(), out, &out_bytes, test.plaintext,
112  sizeof(test.plaintext)));
113  EXPECT_TRUE(EVP_EncryptFinal_ex(ctx.get(), out + out_bytes, &final_bytes));
114  EXPECT_EQ(static_cast<size_t>(out_bytes + final_bytes),
115  sizeof(test.cbc_ciphertext));
116  EXPECT_EQ(Bytes(test.cbc_ciphertext), Bytes(out));
117 
118  bssl::ScopedEVP_CIPHER_CTX decrypt_ctx;
119  ASSERT_TRUE(EVP_DecryptInit_ex(decrypt_ctx.get(), EVP_bf_cbc(), nullptr,
120  test.key, test.iv));
121  ASSERT_TRUE(EVP_DecryptUpdate(decrypt_ctx.get(), out, &out_bytes,
122  test.cbc_ciphertext,
123  sizeof(test.cbc_ciphertext)));
124  EXPECT_TRUE(
125  EVP_DecryptFinal_ex(decrypt_ctx.get(), out + out_bytes, &final_bytes));
126  EXPECT_EQ(static_cast<size_t>(out_bytes + final_bytes),
127  sizeof(test.plaintext));
128  EXPECT_EQ(Bytes(test.plaintext), Bytes(out, out_bytes + final_bytes));
129  }
130 }
131 
132 TEST(Blowfish, CFB) {
133  unsigned test_num = 0;
134  for (const auto &test : kTests) {
135  test_num++;
136  SCOPED_TRACE(test_num);
137 
138  uint8_t out[sizeof(test.cfb_ciphertext)];
139  int out_bytes, final_bytes;
140 
141  bssl::ScopedEVP_CIPHER_CTX ctx;
142  ASSERT_TRUE(EVP_EncryptInit_ex(ctx.get(), EVP_bf_cfb(), nullptr, test.key,
143  test.iv));
144  ASSERT_TRUE(EVP_EncryptUpdate(ctx.get(), out, &out_bytes, test.plaintext,
145  sizeof(test.plaintext)));
146  ASSERT_TRUE(EVP_EncryptFinal_ex(ctx.get(), out + out_bytes, &final_bytes));
147  EXPECT_EQ(static_cast<size_t>(out_bytes + final_bytes),
148  sizeof(test.plaintext));
149  EXPECT_EQ(Bytes(test.cfb_ciphertext), Bytes(out));
150 
151  bssl::ScopedEVP_CIPHER_CTX decrypt_ctx;
152  ASSERT_TRUE(EVP_DecryptInit_ex(decrypt_ctx.get(), EVP_bf_cfb(), nullptr,
153  test.key, test.iv));
154  ASSERT_TRUE(EVP_DecryptUpdate(decrypt_ctx.get(), out, &out_bytes,
155  test.cfb_ciphertext,
156  sizeof(test.cfb_ciphertext)));
157  ASSERT_TRUE(
158  EVP_DecryptFinal_ex(decrypt_ctx.get(), out + out_bytes, &final_bytes));
159  EXPECT_EQ(static_cast<size_t>(out_bytes + final_bytes),
160  sizeof(test.plaintext));
161  EXPECT_EQ(Bytes(test.plaintext), Bytes(out));
162  }
163 }
gen_build_yaml.out
dictionary out
Definition: src/benchmark/gen_build_yaml.py:24
Bytes
Definition: boringssl-with-bazel/src/crypto/test/test_util.h:38
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uint8_t plaintext[16]
Definition: blowfish_test.cc:24
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TEST
TEST(Blowfish, ECB)
Definition: blowfish_test.cc:63
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#define EXPECT_EQ(a, b)
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static const BlowfishTestCase kTests[]
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Definition: blowfish.c:626
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Definition: bloaty/third_party/googletest/googletest/include/gtest/gtest.h:2264
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Definition: blowfish_test.cc:27
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Definition: bloaty/third_party/googletest/googletest/include/gtest/gtest.h:1967
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Definition: blowfish.c:624
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Definition: blowfish_test.cc:26
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Definition: blowfish.c:622

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autogenerated on Fri May 16 2025 02:57:48