1 // Copyright (c) 2020 The Bitcoin Core developers
2 // Distributed under the MIT software license, see the accompanying
3 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
4
5 #include <crypto/hmac_sha256.h>
6 #include <crypto/hmac_sha512.h>
7 #include <crypto/ripemd160.h>
8 #include <crypto/sha1.h>
9 #include <crypto/sha256.h>
10 #include <crypto/sha3.h>
11 #include <crypto/sha512.h>
12 #include <hash.h>
13 #include <test/fuzz/FuzzedDataProvider.h>
14 #include <test/fuzz/fuzz.h>
15 #include <test/fuzz/util.h>
16
17 #include <cstdint>
18 #include <vector>
19
test_one_input(const std::vector<uint8_t> & buffer)20 void test_one_input(const std::vector<uint8_t>& buffer)
21 {
22 FuzzedDataProvider fuzzed_data_provider{buffer.data(), buffer.size()};
23 std::vector<uint8_t> data = ConsumeRandomLengthByteVector(fuzzed_data_provider);
24 if (data.empty()) {
25 data.resize(fuzzed_data_provider.ConsumeIntegralInRange<size_t>(1, 4096), fuzzed_data_provider.ConsumeIntegral<uint8_t>());
26 }
27
28 CHash160 hash160;
29 CHash256 hash256;
30 CHMAC_SHA256 hmac_sha256{data.data(), data.size()};
31 CHMAC_SHA512 hmac_sha512{data.data(), data.size()};
32 CRIPEMD160 ripemd160;
33 CSHA1 sha1;
34 CSHA256 sha256;
35 CSHA512 sha512;
36 SHA3_256 sha3;
37 CSipHasher sip_hasher{fuzzed_data_provider.ConsumeIntegral<uint64_t>(), fuzzed_data_provider.ConsumeIntegral<uint64_t>()};
38
39 while (fuzzed_data_provider.ConsumeBool()) {
40 switch (fuzzed_data_provider.ConsumeIntegralInRange<int>(0, 2)) {
41 case 0: {
42 if (fuzzed_data_provider.ConsumeBool()) {
43 data = ConsumeRandomLengthByteVector(fuzzed_data_provider);
44 if (data.empty()) {
45 data.resize(fuzzed_data_provider.ConsumeIntegralInRange<size_t>(1, 4096), fuzzed_data_provider.ConsumeIntegral<uint8_t>());
46 }
47 }
48
49 (void)hash160.Write(data);
50 (void)hash256.Write(data);
51 (void)hmac_sha256.Write(data.data(), data.size());
52 (void)hmac_sha512.Write(data.data(), data.size());
53 (void)ripemd160.Write(data.data(), data.size());
54 (void)sha1.Write(data.data(), data.size());
55 (void)sha256.Write(data.data(), data.size());
56 (void)sha3.Write(data);
57 (void)sha512.Write(data.data(), data.size());
58 (void)sip_hasher.Write(data.data(), data.size());
59
60 (void)Hash(data);
61 (void)Hash160(data);
62 (void)sha512.Size();
63 break;
64 }
65 case 1: {
66 (void)hash160.Reset();
67 (void)hash256.Reset();
68 (void)ripemd160.Reset();
69 (void)sha1.Reset();
70 (void)sha256.Reset();
71 (void)sha3.Reset();
72 (void)sha512.Reset();
73 break;
74 }
75 case 2: {
76 switch (fuzzed_data_provider.ConsumeIntegralInRange<int>(0, 9)) {
77 case 0: {
78 data.resize(CHash160::OUTPUT_SIZE);
79 hash160.Finalize(data);
80 break;
81 }
82 case 1: {
83 data.resize(CHash256::OUTPUT_SIZE);
84 hash256.Finalize(data);
85 break;
86 }
87 case 2: {
88 data.resize(CHMAC_SHA256::OUTPUT_SIZE);
89 hmac_sha256.Finalize(data.data());
90 break;
91 }
92 case 3: {
93 data.resize(CHMAC_SHA512::OUTPUT_SIZE);
94 hmac_sha512.Finalize(data.data());
95 break;
96 }
97 case 4: {
98 data.resize(CRIPEMD160::OUTPUT_SIZE);
99 ripemd160.Finalize(data.data());
100 break;
101 }
102 case 5: {
103 data.resize(CSHA1::OUTPUT_SIZE);
104 sha1.Finalize(data.data());
105 break;
106 }
107 case 6: {
108 data.resize(CSHA256::OUTPUT_SIZE);
109 sha256.Finalize(data.data());
110 break;
111 }
112 case 7: {
113 data.resize(CSHA512::OUTPUT_SIZE);
114 sha512.Finalize(data.data());
115 break;
116 }
117 case 8: {
118 data.resize(1);
119 data[0] = sip_hasher.Finalize() % 256;
120 break;
121 }
122 case 9: {
123 data.resize(SHA3_256::OUTPUT_SIZE);
124 sha3.Finalize(data);
125 break;
126 }
127 }
128 break;
129 }
130 }
131 }
132 if (fuzzed_data_provider.ConsumeBool()) {
133 uint64_t state[25];
134 for (size_t i = 0; i < 25; ++i) {
135 state[i] = fuzzed_data_provider.ConsumeIntegral<uint64_t>();
136 }
137 KeccakF(state);
138 }
139 }
140