1 /* Copyright (c) 2016, 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. 6 * 7 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 8 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 9 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 10 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 11 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION 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/ripemd.h> 16 17 #include <memory> 18 19 #include <stdio.h> 20 #include <string.h> 21 22 #include <gtest/gtest.h> 23 24 #include "../../crypto/internal.h" 25 #include "../../crypto/test/test_util.h" 26 27 28 struct RIPEMDTestCase { 29 const char *input; 30 uint8_t expected[RIPEMD160_DIGEST_LENGTH]; 31 }; 32 33 static const RIPEMDTestCase kRIPEMDTestCases[] = { 34 {"", {0x9c, 0x11, 0x85, 0xa5, 0xc5, 0xe9, 0xfc, 0x54, 0x61, 0x28, 35 0x08, 0x97, 0x7e, 0xe8, 0xf5, 0x48, 0xb2, 0x25, 0x8d, 0x31}}, 36 {"a", {0x0b, 0xdc, 0x9d, 0x2d, 0x25, 0x6b, 0x3e, 0xe9, 0xda, 0xae, 37 0x34, 0x7b, 0xe6, 0xf4, 0xdc, 0x83, 0x5a, 0x46, 0x7f, 0xfe}}, 38 {"abc", {0x8e, 0xb2, 0x08, 0xf7, 0xe0, 0x5d, 0x98, 0x7a, 0x9b, 0x04, 39 0x4a, 0x8e, 0x98, 0xc6, 0xb0, 0x87, 0xf1, 0x5a, 0x0b, 0xfc}}, 40 {"message digest", 41 {0x5d, 0x06, 0x89, 0xef, 0x49, 0xd2, 0xfa, 0xe5, 0x72, 0xb8, 42 0x81, 0xb1, 0x23, 0xa8, 0x5f, 0xfa, 0x21, 0x59, 0x5f, 0x36}}, 43 {"abcdefghijklmnopqrstuvwxyz", 44 {0xf7, 0x1c, 0x27, 0x10, 0x9c, 0x69, 0x2c, 0x1b, 0x56, 0xbb, 45 0xdc, 0xeb, 0x5b, 0x9d, 0x28, 0x65, 0xb3, 0x70, 0x8d, 0xbc}}, 46 {"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq", 47 {0x12, 0xa0, 0x53, 0x38, 0x4a, 0x9c, 0x0c, 0x88, 0xe4, 0x05, 48 0xa0, 0x6c, 0x27, 0xdc, 0xf4, 0x9a, 0xda, 0x62, 0xeb, 0x2b}}, 49 {"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789", 50 {0xb0, 0xe2, 0x0b, 0x6e, 0x31, 0x16, 0x64, 0x02, 0x86, 0xed, 51 0x3a, 0x87, 0xa5, 0x71, 0x30, 0x79, 0xb2, 0x1f, 0x51, 0x89}}, 52 {"1234567890123456789012345678901234567890123456789012345678901234567890123" 53 "4567890", 54 {0x9b, 0x75, 0x2e, 0x45, 0x57, 0x3d, 0x4b, 0x39, 0xf4, 0xdb, 55 0xd3, 0x32, 0x3c, 0xab, 0x82, 0xbf, 0x63, 0x32, 0x6b, 0xfb}}, 56 }; 57 58 // TODO(davidben): Convert this file to GTest properly. 59 TEST(RIPEMDTest, RunTest) { 60 unsigned test_num = 0; 61 int ok = 1; 62 63 for (const auto &test : kRIPEMDTestCases) { 64 test_num++; 65 66 const size_t input_len = strlen(test.input); 67 68 for (size_t stride = 0; stride <= input_len; stride++) { 69 uint8_t digest[RIPEMD160_DIGEST_LENGTH]; 70 71 if (stride == 0) { 72 RIPEMD160(reinterpret_cast<const uint8_t *>(test.input), input_len, 73 digest); 74 } else { 75 RIPEMD160_CTX ctx; 76 RIPEMD160_Init(&ctx); 77 78 for (size_t done = 0; done < input_len;) { 79 const size_t remaining = input_len - done; 80 size_t todo = stride; 81 if (todo > remaining) { 82 todo = remaining; 83 } 84 85 RIPEMD160_Update(&ctx, &test.input[done], todo); 86 done += todo; 87 } 88 89 RIPEMD160_Final(digest, &ctx); 90 } 91 92 if (OPENSSL_memcmp(digest, test.expected, sizeof(digest)) != 0) { 93 fprintf(stderr, "#%u: bad result with stride %u: ", test_num, 94 static_cast<unsigned>(stride)); 95 hexdump(stderr, "", digest, sizeof(digest)); 96 ok = 0; 97 } 98 } 99 } 100 101 static const size_t kLargeBufSize = 1000000; 102 std::unique_ptr<uint8_t[]> buf(new uint8_t[kLargeBufSize]); 103 OPENSSL_memset(buf.get(), 'a', kLargeBufSize); 104 uint8_t digest[RIPEMD160_DIGEST_LENGTH]; 105 RIPEMD160(buf.get(), kLargeBufSize, digest); 106 107 static const uint8_t kMillionADigest[RIPEMD160_DIGEST_LENGTH] = { 108 0x52, 0x78, 0x32, 0x43, 0xc1, 0x69, 0x7b, 0xdb, 0xe1, 0x6d, 109 0x37, 0xf9, 0x7f, 0x68, 0xf0, 0x83, 0x25, 0xdc, 0x15, 0x28}; 110 111 if (OPENSSL_memcmp(digest, kMillionADigest, sizeof(digest)) != 0) { 112 fprintf(stderr, "Digest incorrect for million a's test: "); 113 hexdump(stderr, "", digest, sizeof(digest)); 114 ok = 0; 115 } 116 117 EXPECT_EQ(1, ok); 118 } 119