Line data Source code
1 : // Copyright (c) 2018-2025 The Dash 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 <policy/policy.h>
6 : #include <script/interpreter.h>
7 :
8 : #include <boost/test/unit_test.hpp>
9 :
10 : #include <array>
11 :
12 : using valtype = std::vector<uint8_t>;
13 : using stacktype = std::vector<valtype>;
14 :
15 146 : BOOST_AUTO_TEST_SUITE(dip0020opcodes_tests)
16 :
17 : std::array<uint32_t, 2> flagset{{0, STANDARD_SCRIPT_VERIFY_FLAGS}};
18 :
19 : /**
20 : * General utility functions to check for script passing/failing.
21 : */
22 43972 : static void CheckTestResultForAllFlags(const stacktype& original_stack,
23 : const CScript& script,
24 : const stacktype& expected)
25 : {
26 43972 : BaseSignatureChecker sigchecker;
27 :
28 131916 : for (uint32_t flags : flagset) {
29 87944 : ScriptError err = ScriptError::SCRIPT_ERR_OK;
30 87944 : stacktype stack{original_stack};
31 87944 : bool r = EvalScript(stack, script, flags, sigchecker, SigVersion::BASE, &err);
32 87944 : BOOST_CHECK(r);
33 87944 : BOOST_CHECK(stack == expected);
34 87944 : }
35 43972 : }
36 :
37 7648 : static void CheckError(uint32_t flags, const stacktype& original_stack,
38 : const CScript& script, ScriptError expected_error)
39 : {
40 7648 : BaseSignatureChecker sigchecker;
41 7648 : ScriptError err = ScriptError::SCRIPT_ERR_OK;
42 7648 : stacktype stack{original_stack};
43 7648 : bool r = EvalScript(stack, script, flags, sigchecker, SigVersion::BASE, &err);
44 7648 : BOOST_CHECK(!r);
45 7648 : BOOST_CHECK(err == expected_error);
46 7648 : }
47 :
48 3724 : static void CheckErrorForAllFlags(const stacktype& original_stack,
49 : const CScript& script,
50 : ScriptError expected_error)
51 : {
52 11172 : for (uint32_t flags : flagset) {
53 7448 : CheckError(flags, original_stack, script, expected_error);
54 : }
55 3724 : }
56 :
57 1617 : static void CheckOpError(const stacktype& original_stack, opcodetype op,
58 : ScriptError expected_error)
59 : {
60 1617 : CheckErrorForAllFlags(original_stack, CScript() << op, expected_error);
61 1617 : }
62 :
63 12 : static void CheckAllBitwiseOpErrors(const stacktype& stack,
64 : ScriptError expected_error)
65 : {
66 12 : CheckOpError(stack, OP_AND, expected_error);
67 12 : CheckOpError(stack, OP_OR, expected_error);
68 12 : CheckOpError(stack, OP_XOR, expected_error);
69 12 : }
70 :
71 27771 : static void CheckBinaryOp(const valtype& a, const valtype& b, opcodetype op,
72 : const valtype& expected)
73 : {
74 27771 : CheckTestResultForAllFlags({a, b}, CScript() << op, {expected});
75 27771 : }
76 :
77 195 : static valtype NegativeValtype(const valtype& v)
78 : {
79 195 : valtype r(v);
80 195 : if (r.size() > 0) {
81 186 : r[r.size() - 1] ^= 0x80;
82 186 : }
83 195 : CScriptNum::MinimallyEncode(r);
84 195 : return r;
85 195 : }
86 :
87 148 : BOOST_AUTO_TEST_CASE(negative_valtype_test)
88 : {
89 : // Test zero values
90 1 : BOOST_CHECK(NegativeValtype({}) == valtype{});
91 1 : BOOST_CHECK(NegativeValtype({0x00}) == valtype{});
92 1 : BOOST_CHECK(NegativeValtype({0x80}) == valtype{});
93 1 : BOOST_CHECK(NegativeValtype({0x00, 0x00}) == valtype{});
94 1 : BOOST_CHECK(NegativeValtype({0x00, 0x80}) == valtype{});
95 :
96 : // Non-zero values
97 1 : BOOST_CHECK(NegativeValtype({0x01}) == valtype{0x81});
98 1 : BOOST_CHECK(NegativeValtype({0x81}) == valtype{0x01});
99 1 : BOOST_CHECK(NegativeValtype({0x02, 0x01}) == (valtype{0x02, 0x81}));
100 1 : BOOST_CHECK(NegativeValtype({0x02, 0x81}) == (valtype{0x02, 0x01}));
101 1 : BOOST_CHECK(NegativeValtype({0xff, 0x02, 0x01}) ==
102 : (valtype{0xff, 0x02, 0x81}));
103 1 : BOOST_CHECK(NegativeValtype({0xff, 0x02, 0x81}) ==
104 : (valtype{0xff, 0x02, 0x01}));
105 1 : BOOST_CHECK(NegativeValtype({0xff, 0xff, 0x02, 0x01}) ==
106 : (valtype{0xff, 0xff, 0x02, 0x81}));
107 1 : BOOST_CHECK(NegativeValtype({0xff, 0xff, 0x02, 0x81}) ==
108 : (valtype{0xff, 0xff, 0x02, 0x01}));
109 :
110 : // Should not be overly-minimized
111 1 : BOOST_CHECK(NegativeValtype({0xff, 0x80}) == (valtype{0xff, 0x00}));
112 1 : BOOST_CHECK(NegativeValtype({0xff, 0x00}) == (valtype{0xff, 0x80}));
113 1 : }
114 :
115 : /**
116 : * Bitwise Opcodes
117 : */
118 4161 : static void RunTestForAllBitwiseOpcodes(const valtype& a, const valtype& b,
119 : const valtype& expected_and,
120 : const valtype& expected_or,
121 : const valtype& expected_xor)
122 : {
123 : // Bitwise ops are commutative, so we check both ways.
124 4161 : CheckBinaryOp(a, b, OP_AND, expected_and);
125 4161 : CheckBinaryOp(b, a, OP_AND, expected_and);
126 4161 : CheckBinaryOp(a, b, OP_OR, expected_or);
127 4161 : CheckBinaryOp(b, a, OP_OR, expected_or);
128 4161 : CheckBinaryOp(a, b, OP_XOR, expected_xor);
129 4161 : CheckBinaryOp(b, a, OP_XOR, expected_xor);
130 4161 : }
131 :
132 8 : static void RunTestForAllBitwiseOpcodesSizes(const valtype& a, const valtype& b,
133 : const valtype& expected_and,
134 : const valtype& expected_or,
135 : const valtype& expected_xor)
136 : {
137 8 : valtype wa, wb, wand, wor, wxor;
138 4168 : for (size_t i = 0; i < a.size(); i++) {
139 4160 : wa.push_back(a[i]);
140 4160 : wb.push_back(b[i]);
141 4160 : wand.push_back(expected_and[i]);
142 4160 : wor.push_back(expected_or[i]);
143 4160 : wxor.push_back(expected_xor[i]);
144 :
145 4160 : RunTestForAllBitwiseOpcodes(wa, wb, wand, wor, wxor);
146 4160 : }
147 8 : }
148 :
149 4 : static void TestBitwiseOpcodes(const valtype& a, const valtype& b,
150 : const valtype& expected_and,
151 : const valtype& expected_or)
152 : {
153 4 : valtype expected_xor(expected_and.size());
154 2084 : for (size_t i = 0; i < a.size(); i++) {
155 : // A ^ B = (A | B) & ~(A & B)
156 2080 : expected_xor[i] = expected_or[i] & ~expected_and[i];
157 2080 : }
158 :
159 4 : RunTestForAllBitwiseOpcodesSizes(a, b, expected_and, expected_or,
160 : expected_xor);
161 :
162 4 : valtype nota(a.size());
163 4 : valtype notb(b.size());
164 4 : valtype nand(expected_and.size());
165 4 : valtype nor(expected_or.size());
166 2084 : for (size_t i = 0; i < a.size(); i++) {
167 2080 : nota[i] = ~a[i];
168 2080 : notb[i] = ~b[i];
169 2080 : nand[i] = ~expected_and[i];
170 2080 : nor[i] = ~expected_or[i];
171 2080 : }
172 :
173 : // ~A & ~B == ~(A | B)
174 : // ~A | ~B == ~(A & B)
175 : // ~A ^ ~B == A ^ B
176 4 : RunTestForAllBitwiseOpcodesSizes(nota, notb, nor, nand, expected_xor);
177 4 : }
178 :
179 148 : BOOST_AUTO_TEST_CASE(bitwise_opcodes_test)
180 : {
181 : // Check that empty ops works.
182 1 : RunTestForAllBitwiseOpcodes({}, {}, {}, {}, {});
183 :
184 : // Run all variations of zeros and ones.
185 1 : valtype allzeros(MAX_SCRIPT_ELEMENT_SIZE, 0);
186 1 : valtype allones(MAX_SCRIPT_ELEMENT_SIZE, 0xff);
187 :
188 1 : BOOST_CHECK_EQUAL(allzeros.size(), MAX_SCRIPT_ELEMENT_SIZE);
189 1 : BOOST_CHECK_EQUAL(allones.size(), MAX_SCRIPT_ELEMENT_SIZE);
190 :
191 1 : TestBitwiseOpcodes(allzeros, allzeros, allzeros, allzeros);
192 1 : TestBitwiseOpcodes(allzeros, allones, allzeros, allones);
193 1 : TestBitwiseOpcodes(allones, allones, allones, allones);
194 :
195 : // Let's use two random a and b.
196 1 : valtype a{
197 : 0x34, 0x0e, 0x7e, 0x17, 0x83, 0x66, 0x1a, 0x81, 0x45, 0x8d, 0x26, 0x26,
198 : 0xbc, 0xbd, 0x56, 0xe7, 0xf2, 0x1c, 0xec, 0xf6, 0x79, 0x8c, 0x3e, 0x58,
199 : 0x0f, 0x86, 0xcf, 0x53, 0xbe, 0x66, 0x8f, 0xa7, 0xbe, 0xf6, 0x30, 0x12,
200 : 0x8d, 0x01, 0x00, 0x37, 0x7f, 0x5b, 0x64, 0x50, 0x63, 0x40, 0x6a, 0x44,
201 : 0xf5, 0x7e, 0x02, 0xc7, 0xab, 0x45, 0xcf, 0x6a, 0x98, 0x61, 0xe8, 0xb8,
202 : 0xc4, 0x9e, 0x11, 0xe8, 0x30, 0x71, 0x07, 0x73, 0xa2, 0x4d, 0xdd, 0xa6,
203 : 0x6c, 0xf4, 0x2a, 0x22, 0xa0, 0xac, 0xdc, 0xf4, 0xcc, 0xfb, 0x4d, 0xe3,
204 : 0x55, 0xde, 0x44, 0x46, 0x32, 0x36, 0x93, 0xb4, 0xd9, 0xd1, 0x3b, 0x06,
205 : 0x09, 0x6a, 0x64, 0xc3, 0x18, 0x58, 0xc4, 0x9f, 0x1b, 0x6a, 0xa3, 0xab,
206 : 0x59, 0x37, 0xbd, 0x36, 0x97, 0x35, 0x26, 0x87, 0x63, 0x58, 0x08, 0x6e,
207 : 0x5e, 0x46, 0xcf, 0x15, 0x33, 0xfc, 0x46, 0x45, 0x97, 0x61, 0x4b, 0xb8,
208 : 0xec, 0xdd, 0x1b, 0x69, 0x6e, 0x8a, 0x27, 0xf9, 0xcd, 0x4b, 0x5c, 0xa4,
209 : 0x84, 0x18, 0xd5, 0x23, 0x50, 0xc6, 0x63, 0xbe, 0xca, 0xd3, 0xd0, 0x91,
210 : 0x39, 0x16, 0x6a, 0x6e, 0xd6, 0x09, 0x18, 0x52, 0x05, 0x6a, 0xa7, 0xf7,
211 : 0x64, 0xa3, 0xf0, 0xba, 0x75, 0xc5, 0x9c, 0xf7, 0xbb, 0x70, 0x68, 0x65,
212 : 0x4f, 0xdb, 0xd0, 0x36, 0x14, 0xfb, 0x1a, 0xf6, 0x6e, 0xea, 0x8d, 0xc8,
213 : 0xa5, 0xad, 0x61, 0xc6, 0x04, 0x4c, 0xc3, 0xb9, 0x68, 0x8c, 0xa4, 0xe4,
214 : 0x04, 0xae, 0xee, 0xca, 0xe7, 0x52, 0xa7, 0xba, 0x16, 0x91, 0x26, 0x9b,
215 : 0xae, 0x31, 0xcd, 0x6f, 0x4e, 0x7e, 0x47, 0x60, 0x40, 0xf0, 0xbc, 0xe2,
216 : 0x20, 0xaf, 0xc1, 0x4f, 0x26, 0x54, 0x93, 0x37, 0xfc, 0xbf, 0x50, 0xd3,
217 : 0xf2, 0x30, 0x70, 0xfc, 0x67, 0x15, 0x82, 0xd3, 0x39, 0x27, 0xa2, 0x4f,
218 : 0xce, 0x10, 0xed, 0x11, 0x73, 0xc4, 0x48, 0xe9, 0x65, 0xa1, 0x5e, 0xf2,
219 : 0x0c, 0x81, 0x3b, 0x80, 0xe1, 0x9f, 0x53, 0x31, 0x49, 0x73, 0xc8, 0x0a,
220 : 0x6e, 0xa4, 0xe1, 0xe1, 0xe2, 0xac, 0xeb, 0x0b, 0xa5, 0x4b, 0xc5, 0x47,
221 : 0xf6, 0xf1, 0x15, 0x10, 0x31, 0xf0, 0xcb, 0x6f, 0xed, 0xd3, 0x50, 0x7d,
222 : 0xb2, 0x86, 0x87, 0xab, 0x62, 0x5c, 0x4c, 0x4b, 0xb0, 0x0a, 0x20, 0x19,
223 : 0xb9, 0x8c, 0x1a, 0xf5, 0xe6, 0x29, 0xa0, 0x8a, 0x55, 0x88, 0xa0, 0xf5,
224 : 0xef, 0xe6, 0x50, 0x6d, 0x36, 0x7b, 0x75, 0xe5, 0x14, 0xc8, 0xfb, 0xc6,
225 : 0x5b, 0xe7, 0x99, 0x37, 0x62, 0x56, 0xdb, 0x8f, 0x40, 0x43, 0x54, 0x8d,
226 : 0x68, 0x19, 0xc2, 0xf5, 0xc0, 0x37, 0xed, 0xee, 0x0e, 0xab, 0x0b, 0x77,
227 : 0x29, 0x27, 0xac, 0x07, 0x70, 0xfa, 0xa9, 0x69, 0x28, 0x51, 0xf5, 0x65,
228 : 0x58, 0x7a, 0xcc, 0xc9, 0xfe, 0x3c, 0xa0, 0x0d, 0x6e, 0x87, 0x38, 0x36,
229 : 0xb7, 0x1a, 0x41, 0x6c, 0x9a, 0x13, 0xfa, 0x86, 0x13, 0xe6, 0xc9, 0xec,
230 : 0x9f, 0x50, 0x15, 0xc3, 0x74, 0x4c, 0x29, 0x67, 0x0a, 0xa7, 0x7e, 0x7f,
231 : 0x3c, 0xab, 0xe9, 0x44, 0x61, 0x6e, 0x64, 0x50, 0x47, 0x1e, 0x17, 0x23,
232 : 0x64, 0x29, 0x9c, 0x9c, 0xef, 0x5b, 0x28, 0xe3, 0x0e, 0xa5, 0x2a, 0x2f,
233 : 0x2d, 0xc6, 0x6c, 0xd3, 0xaa, 0x03, 0x48, 0x15, 0x0c, 0x92, 0x80, 0x86,
234 : 0x2f, 0xc2, 0xbd, 0x5e, 0x82, 0x61, 0xa1, 0x88, 0xdd, 0x5e, 0xea, 0xef,
235 : 0x19, 0xf9, 0x84, 0x66, 0xf7, 0xbb, 0x44, 0xad, 0xf9, 0xf7, 0x2f, 0x2a,
236 : 0xd5, 0x37, 0xef, 0x28, 0x3d, 0x1a, 0xdc, 0x6c, 0xf1, 0xcc, 0xca, 0xd5,
237 : 0x2b, 0x58, 0x63, 0xc0, 0x34, 0x91, 0x87, 0xd9, 0x36, 0x2f, 0x90, 0xeb,
238 : 0xf1, 0xde, 0x8b, 0x8c, 0x20, 0x51, 0x83, 0xfd, 0xf4, 0xfd, 0xe7, 0x40,
239 : 0x68, 0xf3, 0x5a, 0x17, 0x80, 0x21, 0xf3, 0xc1, 0x90, 0x3c, 0x75, 0x23,
240 : 0x48, 0x1c, 0x98, 0xb5};
241 1 : valtype b{
242 : 0xd2, 0x9e, 0x99, 0xc9, 0xe7, 0x11, 0x7b, 0x0e, 0x4b, 0x8e, 0x11, 0x08,
243 : 0xd1, 0x5c, 0xf4, 0xb8, 0x2c, 0x14, 0x3f, 0x45, 0x75, 0xe9, 0x8a, 0xeb,
244 : 0x81, 0xf8, 0xd8, 0xa3, 0x8e, 0x4b, 0x63, 0x0e, 0x7f, 0x1e, 0xfd, 0x84,
245 : 0x83, 0x7c, 0x26, 0x1f, 0xf0, 0xc9, 0x37, 0x1c, 0x5f, 0xf5, 0xf3, 0x3d,
246 : 0x67, 0x2b, 0x27, 0x30, 0xdb, 0x3e, 0xe7, 0x2f, 0x7b, 0x7d, 0x1c, 0x40,
247 : 0x06, 0x2a, 0x72, 0x5a, 0x37, 0x0c, 0xd5, 0xa8, 0xa3, 0x81, 0xd4, 0x73,
248 : 0xef, 0x1e, 0x4e, 0x6c, 0xb9, 0x10, 0x3d, 0x04, 0x6e, 0xca, 0xe7, 0xdf,
249 : 0x62, 0x7b, 0x64, 0x00, 0x6a, 0xb6, 0xda, 0x02, 0x96, 0x74, 0xa7, 0xc2,
250 : 0xbb, 0x28, 0x69, 0xdf, 0xc8, 0x09, 0xff, 0x6c, 0x6f, 0x7a, 0xf8, 0x82,
251 : 0x69, 0xf1, 0x59, 0xf8, 0x3d, 0xe0, 0x6d, 0xa5, 0x71, 0xfb, 0x39, 0x2e,
252 : 0x17, 0x51, 0xcb, 0x94, 0x2a, 0xd0, 0x4e, 0x02, 0xaf, 0xa5, 0xd5, 0x39,
253 : 0x56, 0xda, 0x10, 0x2e, 0xa2, 0x91, 0x0b, 0xd2, 0xca, 0xb1, 0xac, 0x6d,
254 : 0xd2, 0xef, 0xad, 0x59, 0x54, 0xbc, 0xd3, 0x44, 0x4c, 0x6c, 0xe2, 0x5c,
255 : 0xed, 0xab, 0xc0, 0x04, 0x6d, 0x3e, 0x92, 0xf9, 0x4a, 0xce, 0x76, 0xed,
256 : 0x45, 0x50, 0x93, 0x29, 0x17, 0x93, 0x9c, 0xf0, 0xd8, 0x3c, 0xcd, 0xf7,
257 : 0x52, 0x9f, 0x27, 0x57, 0x2a, 0xff, 0xe0, 0x33, 0xb6, 0xa4, 0x41, 0xa3,
258 : 0x35, 0x0b, 0xab, 0x0c, 0x0b, 0xdd, 0x98, 0x10, 0x1d, 0x97, 0x24, 0x7a,
259 : 0x8e, 0xcb, 0xa3, 0x7a, 0xe9, 0xa8, 0x73, 0xf4, 0x4a, 0x4c, 0x6b, 0xb7,
260 : 0x31, 0x65, 0xca, 0x5a, 0xc4, 0xd8, 0x3c, 0xe0, 0xad, 0x30, 0x2a, 0x2e,
261 : 0x34, 0x2e, 0x40, 0x84, 0xdd, 0x5d, 0x08, 0xed, 0x10, 0x12, 0xca, 0x3f,
262 : 0x24, 0x2d, 0x08, 0x5b, 0x86, 0xb6, 0xf4, 0x70, 0x00, 0x5c, 0x9d, 0x30,
263 : 0x2a, 0x81, 0xd2, 0x5c, 0xa1, 0x70, 0xcf, 0x99, 0x0f, 0xf5, 0x94, 0xef,
264 : 0x54, 0x1d, 0xab, 0x91, 0x24, 0x59, 0x4f, 0xf6, 0xcb, 0xb8, 0x6d, 0x14,
265 : 0x21, 0xf1, 0xfb, 0x14, 0x5c, 0x29, 0x4e, 0x6e, 0xb0, 0x4d, 0x64, 0x0c,
266 : 0x38, 0xee, 0x19, 0x63, 0x14, 0x9b, 0x3d, 0xb4, 0x19, 0x25, 0x91, 0xe6,
267 : 0xde, 0xf4, 0x34, 0x2b, 0x87, 0x99, 0xbd, 0xec, 0x1c, 0xd3, 0x92, 0x34,
268 : 0xb7, 0xba, 0xef, 0x00, 0xae, 0xdc, 0xec, 0x9d, 0xd1, 0xfa, 0x83, 0x9f,
269 : 0x95, 0x8d, 0xb0, 0xed, 0xc0, 0x67, 0xae, 0xce, 0x15, 0xdb, 0x28, 0x8b,
270 : 0x8f, 0xcb, 0xc4, 0x9b, 0x0d, 0x46, 0x67, 0x96, 0xb0, 0x86, 0xb2, 0xdb,
271 : 0x3c, 0x89, 0x6e, 0x57, 0xac, 0xcb, 0x34, 0x57, 0x37, 0x80, 0x00, 0x34,
272 : 0x78, 0x71, 0xf0, 0x1a, 0x2c, 0x28, 0x87, 0x9f, 0x08, 0x21, 0x7c, 0x0e,
273 : 0x7e, 0x29, 0xfb, 0x9a, 0x2c, 0x77, 0x48, 0x2f, 0x88, 0xe2, 0xf0, 0x6a,
274 : 0x87, 0x15, 0x0c, 0x4c, 0xbf, 0xcb, 0xdd, 0xee, 0x75, 0xe1, 0xbc, 0x38,
275 : 0x31, 0xdc, 0xe9, 0x61, 0x53, 0x1e, 0xc8, 0x4b, 0x80, 0x94, 0x5c, 0x03,
276 : 0xdd, 0x4b, 0xae, 0xa8, 0x54, 0xe9, 0x8b, 0x23, 0x20, 0x21, 0xc8, 0x03,
277 : 0x83, 0x33, 0x5f, 0x11, 0x37, 0xfc, 0xd5, 0xb3, 0x11, 0x9a, 0x06, 0x0d,
278 : 0xbf, 0xcd, 0xc7, 0x22, 0x88, 0xb8, 0xc9, 0x3f, 0xec, 0x7c, 0x11, 0x96,
279 : 0x6a, 0xa0, 0x57, 0xdf, 0x5b, 0xde, 0xa2, 0x09, 0x11, 0xd3, 0xfd, 0xbf,
280 : 0x84, 0x7a, 0x9d, 0x3a, 0xba, 0x0f, 0x6d, 0x01, 0xad, 0xbc, 0xb9, 0xd8,
281 : 0x8a, 0xe4, 0xd6, 0xa2, 0x04, 0x93, 0xe0, 0x02, 0xd2, 0x45, 0x49, 0x14,
282 : 0x8e, 0x84, 0x9c, 0x7c, 0x57, 0x1b, 0x05, 0x27, 0xf6, 0x59, 0x83, 0xd1,
283 : 0xf4, 0xb6, 0x2f, 0xbe, 0x6e, 0x35, 0x7e, 0x97, 0x10, 0xf5, 0x42, 0x1a,
284 : 0xc9, 0x4d, 0xb9, 0x07, 0x71, 0x6d, 0xd1, 0x96, 0xc3, 0x88, 0xb6, 0xe6,
285 : 0x0e, 0x8a, 0x8a, 0xd7};
286 :
287 1 : BOOST_CHECK_EQUAL(a.size(), MAX_SCRIPT_ELEMENT_SIZE);
288 1 : BOOST_CHECK_EQUAL(b.size(), MAX_SCRIPT_ELEMENT_SIZE);
289 :
290 1 : valtype aandb{
291 : 0x10, 0x0e, 0x18, 0x01, 0x83, 0x00, 0x1a, 0x00, 0x41, 0x8c, 0x00, 0x00,
292 : 0x90, 0x1c, 0x54, 0xa0, 0x20, 0x14, 0x2c, 0x44, 0x71, 0x88, 0x0a, 0x48,
293 : 0x01, 0x80, 0xc8, 0x03, 0x8e, 0x42, 0x03, 0x06, 0x3e, 0x16, 0x30, 0x00,
294 : 0x81, 0x00, 0x00, 0x17, 0x70, 0x49, 0x24, 0x10, 0x43, 0x40, 0x62, 0x04,
295 : 0x65, 0x2a, 0x02, 0x00, 0x8b, 0x04, 0xc7, 0x2a, 0x18, 0x61, 0x08, 0x00,
296 : 0x04, 0x0a, 0x10, 0x48, 0x30, 0x00, 0x05, 0x20, 0xa2, 0x01, 0xd4, 0x22,
297 : 0x6c, 0x14, 0x0a, 0x20, 0xa0, 0x00, 0x1c, 0x04, 0x4c, 0xca, 0x45, 0xc3,
298 : 0x40, 0x5a, 0x44, 0x00, 0x22, 0x36, 0x92, 0x00, 0x90, 0x50, 0x23, 0x02,
299 : 0x09, 0x28, 0x60, 0xc3, 0x08, 0x08, 0xc4, 0x0c, 0x0b, 0x6a, 0xa0, 0x82,
300 : 0x49, 0x31, 0x19, 0x30, 0x15, 0x20, 0x24, 0x85, 0x61, 0x58, 0x08, 0x2e,
301 : 0x16, 0x40, 0xcb, 0x14, 0x22, 0xd0, 0x46, 0x00, 0x87, 0x21, 0x41, 0x38,
302 : 0x44, 0xd8, 0x10, 0x28, 0x22, 0x80, 0x03, 0xd0, 0xc8, 0x01, 0x0c, 0x24,
303 : 0x80, 0x08, 0x85, 0x01, 0x50, 0x84, 0x43, 0x04, 0x48, 0x40, 0xc0, 0x10,
304 : 0x29, 0x02, 0x40, 0x04, 0x44, 0x08, 0x10, 0x50, 0x00, 0x4a, 0x26, 0xe5,
305 : 0x44, 0x00, 0x90, 0x28, 0x15, 0x81, 0x9c, 0xf0, 0x98, 0x30, 0x48, 0x65,
306 : 0x42, 0x9b, 0x00, 0x16, 0x00, 0xfb, 0x00, 0x32, 0x26, 0xa0, 0x01, 0x80,
307 : 0x25, 0x09, 0x21, 0x04, 0x00, 0x4c, 0x80, 0x10, 0x08, 0x84, 0x24, 0x60,
308 : 0x04, 0x8a, 0xa2, 0x4a, 0xe1, 0x00, 0x23, 0xb0, 0x02, 0x00, 0x22, 0x93,
309 : 0x20, 0x21, 0xc8, 0x4a, 0x44, 0x58, 0x04, 0x60, 0x00, 0x30, 0x28, 0x22,
310 : 0x20, 0x2e, 0x40, 0x04, 0x04, 0x54, 0x00, 0x25, 0x10, 0x12, 0x40, 0x13,
311 : 0x20, 0x20, 0x00, 0x58, 0x06, 0x14, 0x80, 0x50, 0x00, 0x04, 0x80, 0x00,
312 : 0x0a, 0x00, 0xc0, 0x10, 0x21, 0x40, 0x48, 0x89, 0x05, 0xa1, 0x14, 0xe2,
313 : 0x04, 0x01, 0x2b, 0x80, 0x20, 0x19, 0x43, 0x30, 0x49, 0x30, 0x48, 0x00,
314 : 0x20, 0xa0, 0xe1, 0x00, 0x40, 0x28, 0x4a, 0x0a, 0xa0, 0x49, 0x44, 0x04,
315 : 0x30, 0xe0, 0x11, 0x00, 0x10, 0x90, 0x09, 0x24, 0x09, 0x01, 0x10, 0x64,
316 : 0x92, 0x84, 0x04, 0x2b, 0x02, 0x18, 0x0c, 0x48, 0x10, 0x02, 0x00, 0x10,
317 : 0xb1, 0x88, 0x0a, 0x00, 0xa6, 0x08, 0xa0, 0x88, 0x51, 0x88, 0x80, 0x95,
318 : 0x85, 0x84, 0x10, 0x6d, 0x00, 0x63, 0x24, 0xc4, 0x14, 0xc8, 0x28, 0x82,
319 : 0x0b, 0xc3, 0x80, 0x13, 0x00, 0x46, 0x43, 0x86, 0x00, 0x02, 0x10, 0x89,
320 : 0x28, 0x09, 0x42, 0x55, 0x80, 0x03, 0x24, 0x46, 0x06, 0x80, 0x00, 0x34,
321 : 0x28, 0x21, 0xa0, 0x02, 0x20, 0x28, 0x81, 0x09, 0x08, 0x01, 0x74, 0x04,
322 : 0x58, 0x28, 0xc8, 0x88, 0x2c, 0x34, 0x00, 0x0d, 0x08, 0x82, 0x30, 0x22,
323 : 0x87, 0x10, 0x00, 0x4c, 0x9a, 0x03, 0xd8, 0x86, 0x11, 0xe0, 0x88, 0x28,
324 : 0x11, 0x50, 0x01, 0x41, 0x50, 0x0c, 0x08, 0x43, 0x00, 0x84, 0x5c, 0x03,
325 : 0x1c, 0x0b, 0xa8, 0x00, 0x40, 0x68, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03,
326 : 0x00, 0x21, 0x1c, 0x10, 0x27, 0x58, 0x00, 0xa3, 0x00, 0x80, 0x02, 0x0d,
327 : 0x2d, 0xc4, 0x44, 0x02, 0x88, 0x00, 0x48, 0x15, 0x0c, 0x10, 0x00, 0x86,
328 : 0x2a, 0x80, 0x15, 0x5e, 0x02, 0x40, 0xa0, 0x08, 0x11, 0x52, 0xe8, 0xaf,
329 : 0x00, 0x78, 0x84, 0x22, 0xb2, 0x0b, 0x44, 0x01, 0xa9, 0xb4, 0x29, 0x08,
330 : 0x80, 0x24, 0xc6, 0x20, 0x04, 0x12, 0xc0, 0x00, 0xd0, 0x44, 0x48, 0x14,
331 : 0x0a, 0x00, 0x00, 0x40, 0x14, 0x11, 0x05, 0x01, 0x36, 0x09, 0x80, 0xc1,
332 : 0xf0, 0x96, 0x0b, 0x8c, 0x20, 0x11, 0x02, 0x95, 0x10, 0xf5, 0x42, 0x00,
333 : 0x48, 0x41, 0x18, 0x07, 0x00, 0x21, 0xd1, 0x80, 0x80, 0x08, 0x34, 0x22,
334 : 0x08, 0x08, 0x88, 0x95};
335 1 : valtype aorb{
336 : 0xf6, 0x9e, 0xff, 0xdf, 0xe7, 0x77, 0x7b, 0x8f, 0x4f, 0x8f, 0x37, 0x2e,
337 : 0xfd, 0xfd, 0xf6, 0xff, 0xfe, 0x1c, 0xff, 0xf7, 0x7d, 0xed, 0xbe, 0xfb,
338 : 0x8f, 0xfe, 0xdf, 0xf3, 0xbe, 0x6f, 0xef, 0xaf, 0xff, 0xfe, 0xfd, 0x96,
339 : 0x8f, 0x7d, 0x26, 0x3f, 0xff, 0xdb, 0x77, 0x5c, 0x7f, 0xf5, 0xfb, 0x7d,
340 : 0xf7, 0x7f, 0x27, 0xf7, 0xfb, 0x7f, 0xef, 0x6f, 0xfb, 0x7d, 0xfc, 0xf8,
341 : 0xc6, 0xbe, 0x73, 0xfa, 0x37, 0x7d, 0xd7, 0xfb, 0xa3, 0xcd, 0xdd, 0xf7,
342 : 0xef, 0xfe, 0x6e, 0x6e, 0xb9, 0xbc, 0xfd, 0xf4, 0xee, 0xfb, 0xef, 0xff,
343 : 0x77, 0xff, 0x64, 0x46, 0x7a, 0xb6, 0xdb, 0xb6, 0xdf, 0xf5, 0xbf, 0xc6,
344 : 0xbb, 0x6a, 0x6d, 0xdf, 0xd8, 0x59, 0xff, 0xff, 0x7f, 0x7a, 0xfb, 0xab,
345 : 0x79, 0xf7, 0xfd, 0xfe, 0xbf, 0xf5, 0x6f, 0xa7, 0x73, 0xfb, 0x39, 0x6e,
346 : 0x5f, 0x57, 0xcf, 0x95, 0x3b, 0xfc, 0x4e, 0x47, 0xbf, 0xe5, 0xdf, 0xb9,
347 : 0xfe, 0xdf, 0x1b, 0x6f, 0xee, 0x9b, 0x2f, 0xfb, 0xcf, 0xfb, 0xfc, 0xed,
348 : 0xd6, 0xff, 0xfd, 0x7b, 0x54, 0xfe, 0xf3, 0xfe, 0xce, 0xff, 0xf2, 0xdd,
349 : 0xfd, 0xbf, 0xea, 0x6e, 0xff, 0x3f, 0x9a, 0xfb, 0x4f, 0xee, 0xf7, 0xff,
350 : 0x65, 0xf3, 0xf3, 0xbb, 0x77, 0xd7, 0x9c, 0xf7, 0xfb, 0x7c, 0xed, 0xf7,
351 : 0x5f, 0xdf, 0xf7, 0x77, 0x3e, 0xff, 0xfa, 0xf7, 0xfe, 0xee, 0xcd, 0xeb,
352 : 0xb5, 0xaf, 0xeb, 0xce, 0x0f, 0xdd, 0xdb, 0xb9, 0x7d, 0x9f, 0xa4, 0xfe,
353 : 0x8e, 0xef, 0xef, 0xfa, 0xef, 0xfa, 0xf7, 0xfe, 0x5e, 0xdd, 0x6f, 0xbf,
354 : 0xbf, 0x75, 0xcf, 0x7f, 0xce, 0xfe, 0x7f, 0xe0, 0xed, 0xf0, 0xbe, 0xee,
355 : 0x34, 0xaf, 0xc1, 0xcf, 0xff, 0x5d, 0x9b, 0xff, 0xfc, 0xbf, 0xda, 0xff,
356 : 0xf6, 0x3d, 0x78, 0xff, 0xe7, 0xb7, 0xf6, 0xf3, 0x39, 0x7f, 0xbf, 0x7f,
357 : 0xee, 0x91, 0xff, 0x5d, 0xf3, 0xf4, 0xcf, 0xf9, 0x6f, 0xf5, 0xde, 0xff,
358 : 0x5c, 0x9d, 0xbb, 0x91, 0xe5, 0xdf, 0x5f, 0xf7, 0xcb, 0xfb, 0xed, 0x1e,
359 : 0x6f, 0xf5, 0xfb, 0xf5, 0xfe, 0xad, 0xef, 0x6f, 0xb5, 0x4f, 0xe5, 0x4f,
360 : 0xfe, 0xff, 0x1d, 0x73, 0x35, 0xfb, 0xff, 0xff, 0xfd, 0xf7, 0xd1, 0xff,
361 : 0xfe, 0xf6, 0xb7, 0xab, 0xe7, 0xdd, 0xfd, 0xef, 0xbc, 0xdb, 0xb2, 0x3d,
362 : 0xbf, 0xbe, 0xff, 0xf5, 0xee, 0xfd, 0xec, 0x9f, 0xd5, 0xfa, 0xa3, 0xff,
363 : 0xff, 0xef, 0xf0, 0xed, 0xf6, 0x7f, 0xff, 0xef, 0x15, 0xdb, 0xfb, 0xcf,
364 : 0xdf, 0xef, 0xdd, 0xbf, 0x6f, 0x56, 0xff, 0x9f, 0xf0, 0xc7, 0xf6, 0xdf,
365 : 0x7c, 0x99, 0xee, 0xf7, 0xec, 0xff, 0xfd, 0xff, 0x3f, 0xab, 0x0b, 0x77,
366 : 0x79, 0x77, 0xfc, 0x1f, 0x7c, 0xfa, 0xaf, 0xff, 0x28, 0x71, 0xfd, 0x6f,
367 : 0x7e, 0x7b, 0xff, 0xdb, 0xfe, 0x7f, 0xe8, 0x2f, 0xee, 0xe7, 0xf8, 0x7e,
368 : 0xb7, 0x1f, 0x4d, 0x6c, 0xbf, 0xdb, 0xff, 0xee, 0x77, 0xe7, 0xfd, 0xfc,
369 : 0xbf, 0xdc, 0xfd, 0xe3, 0x77, 0x5e, 0xe9, 0x6f, 0x8a, 0xb7, 0x7e, 0x7f,
370 : 0xfd, 0xeb, 0xef, 0xec, 0x75, 0xef, 0xef, 0x73, 0x67, 0x3f, 0xdf, 0x23,
371 : 0xe7, 0x3b, 0xdf, 0x9d, 0xff, 0xff, 0xfd, 0xf3, 0x1f, 0xbf, 0x2e, 0x2f,
372 : 0xbf, 0xcf, 0xef, 0xf3, 0xaa, 0xbb, 0xc9, 0x3f, 0xec, 0xfe, 0x91, 0x96,
373 : 0x6f, 0xe2, 0xff, 0xdf, 0xdb, 0xff, 0xa3, 0x89, 0xdd, 0xdf, 0xff, 0xff,
374 : 0x9d, 0xfb, 0x9d, 0x7e, 0xff, 0xbf, 0x6d, 0xad, 0xfd, 0xff, 0xbf, 0xfa,
375 : 0xdf, 0xf7, 0xff, 0xaa, 0x3d, 0x9b, 0xfc, 0x6e, 0xf3, 0xcd, 0xcb, 0xd5,
376 : 0xaf, 0xdc, 0xff, 0xfc, 0x77, 0x9b, 0x87, 0xff, 0xf6, 0x7f, 0x93, 0xfb,
377 : 0xf5, 0xfe, 0xaf, 0xbe, 0x6e, 0x75, 0xff, 0xff, 0xf4, 0xfd, 0xe7, 0x5a,
378 : 0xe9, 0xff, 0xfb, 0x17, 0xf1, 0x6d, 0xf3, 0xd7, 0xd3, 0xbc, 0xf7, 0xe7,
379 : 0x4e, 0x9e, 0x9a, 0xf7};
380 :
381 1 : TestBitwiseOpcodes(a, b, aandb, aorb);
382 :
383 : // Check errors conditions.
384 : // 1. Less than 2 elements on stack.
385 1 : CheckAllBitwiseOpErrors({}, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
386 1 : CheckAllBitwiseOpErrors({{}}, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
387 1 : CheckAllBitwiseOpErrors({{0x00}}, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
388 1 : CheckAllBitwiseOpErrors({{0xab, 0xcd, 0xef}},
389 : ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
390 1 : CheckAllBitwiseOpErrors({a}, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
391 1 : CheckAllBitwiseOpErrors({b}, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
392 :
393 : // 2. Operand of mismatching length
394 1 : CheckAllBitwiseOpErrors({{}, {0x00}}, ScriptError::SCRIPT_ERR_INVALID_OPERAND_SIZE);
395 1 : CheckAllBitwiseOpErrors({{0x00}, {}}, ScriptError::SCRIPT_ERR_INVALID_OPERAND_SIZE);
396 1 : CheckAllBitwiseOpErrors({{0x00}, {0xab, 0xcd, 0xef}},
397 : ScriptError::SCRIPT_ERR_INVALID_OPERAND_SIZE);
398 1 : CheckAllBitwiseOpErrors({{0xab, 0xcd, 0xef}, {0x00}},
399 : ScriptError::SCRIPT_ERR_INVALID_OPERAND_SIZE);
400 1 : CheckAllBitwiseOpErrors({{}, a}, ScriptError::SCRIPT_ERR_INVALID_OPERAND_SIZE);
401 1 : CheckAllBitwiseOpErrors({b, {}}, ScriptError::SCRIPT_ERR_INVALID_OPERAND_SIZE);
402 1 : }
403 :
404 : /**
405 : * String opcodes.
406 : */
407 525 : static void CheckStringOp(const valtype& a, const valtype& b, const valtype& n)
408 : {
409 525 : CheckBinaryOp(a, b, OP_CAT, n);
410 :
411 : // Check concatenation with empty elements.
412 525 : CheckBinaryOp(a, {}, OP_CAT, a);
413 525 : CheckBinaryOp(b, {}, OP_CAT, b);
414 525 : CheckBinaryOp({}, a, OP_CAT, a);
415 525 : CheckBinaryOp({}, b, OP_CAT, b);
416 :
417 : // Split n into a and b.
418 525 : CheckTestResultForAllFlags({n}, CScript() << a.size() << OP_SPLIT, {a, b});
419 :
420 : // Combine split and cat.
421 1050 : CheckTestResultForAllFlags({n}, CScript() << a.size() << OP_SPLIT << OP_CAT,
422 525 : {n});
423 525 : CheckTestResultForAllFlags(
424 525 : {a, b}, CScript() << OP_CAT << a.size() << OP_SPLIT, {a, b});
425 :
426 : // Split away empty elements.
427 525 : CheckTestResultForAllFlags({a}, CScript() << 0 << OP_SPLIT, {{}, a});
428 525 : CheckTestResultForAllFlags({b}, CScript() << 0 << OP_SPLIT, {{}, b});
429 525 : CheckTestResultForAllFlags({a}, CScript() << a.size() << OP_SPLIT, {a, {}});
430 525 : CheckTestResultForAllFlags({b}, CScript() << b.size() << OP_SPLIT, {b, {}});
431 :
432 : // Out of bound split.
433 525 : CheckErrorForAllFlags({a}, CScript() << (a.size() + 1) << OP_SPLIT,
434 : ScriptError::SCRIPT_ERR_INVALID_SPLIT_RANGE);
435 525 : CheckErrorForAllFlags({b}, CScript() << (b.size() + 1) << OP_SPLIT,
436 : ScriptError::SCRIPT_ERR_INVALID_SPLIT_RANGE);
437 525 : CheckErrorForAllFlags({n}, CScript() << (n.size() + 1) << OP_SPLIT,
438 : ScriptError::SCRIPT_ERR_INVALID_SPLIT_RANGE);
439 525 : CheckErrorForAllFlags({a}, CScript() << (-1) << OP_SPLIT,
440 : ScriptError::SCRIPT_ERR_INVALID_SPLIT_RANGE);
441 525 : }
442 :
443 148 : BOOST_AUTO_TEST_CASE(string_opcodes_test)
444 : {
445 : // Check for empty string.
446 1 : CheckStringOp({}, {}, {});
447 :
448 : // Check for simple concats.
449 1 : CheckStringOp({0x00}, {0x00}, {0x00, 0x00});
450 1 : CheckStringOp({0xab}, {0xcd}, {0xab, 0xcd});
451 2 : CheckStringOp({0xab, 0xcd, 0xef}, {0x12, 0x34, 0x56, 0x78},
452 1 : {0xab, 0xcd, 0xef, 0x12, 0x34, 0x56, 0x78});
453 :
454 1 : const valtype n{
455 : 0x7b, 0x59, 0xf8, 0x07, 0xc6, 0xc0, 0x70, 0xbc, 0x52, 0x7b, 0xf5, 0xaf,
456 : 0xf5, 0xdd, 0xeb, 0xdc, 0x41, 0xaa, 0x07, 0xf6, 0x80, 0x8d, 0x5d, 0x4d,
457 : 0xbc, 0x91, 0xcd, 0x0a, 0x14, 0x85, 0xd9, 0x98, 0xb6, 0xab, 0x2e, 0x37,
458 : 0x76, 0x78, 0x34, 0x8b, 0x2b, 0xfb, 0x59, 0x3b, 0xea, 0x45, 0x46, 0x72,
459 : 0x64, 0x64, 0x83, 0x73, 0xc3, 0x1d, 0xca, 0x86, 0x03, 0x91, 0xfc, 0xc0,
460 : 0xc4, 0xdf, 0x17, 0x83, 0x22, 0x5d, 0x50, 0xc5, 0x31, 0x45, 0xaf, 0xbc,
461 : 0xfd, 0xc8, 0xb9, 0x6a, 0x72, 0x8b, 0x3c, 0x9b, 0x77, 0x02, 0xd6, 0x18,
462 : 0x62, 0x02, 0xc9, 0x1c, 0x66, 0x29, 0x5c, 0x66, 0xf3, 0x9a, 0x00, 0xc1,
463 : 0x69, 0x47, 0x35, 0x2f, 0xe8, 0x32, 0x2a, 0xb5, 0xc4, 0x9f, 0x3c, 0xbf,
464 : 0xc7, 0x1a, 0x2b, 0xb3, 0xa6, 0x9b, 0xde, 0xcf, 0xc5, 0x15, 0x8c, 0xac,
465 : 0xd0, 0x7c, 0x38, 0xe4, 0x41, 0xe1, 0x81, 0x4e, 0x65, 0xa5, 0x24, 0x08,
466 : 0x5b, 0xa3, 0x19, 0xf3, 0xc2, 0x80, 0x21, 0x01, 0x33, 0xaf, 0x84, 0x53,
467 : 0x1a, 0x00, 0x79, 0x7e, 0x1f, 0xd1, 0x62, 0x53, 0x0d, 0x6a, 0x58, 0xde,
468 : 0x16, 0x23, 0x70, 0x32, 0x81, 0x25, 0xbd, 0xa3, 0x92, 0xae, 0xfd, 0x7f,
469 : 0x47, 0xa2, 0xf2, 0x34, 0x3d, 0xef, 0xc3, 0x71, 0xb1, 0x33, 0x9a, 0xfd,
470 : 0x80, 0x4b, 0x96, 0xcb, 0xaa, 0xda, 0x77, 0x50, 0x58, 0xf7, 0x0c, 0xf3,
471 : 0x75, 0xdf, 0x51, 0x96, 0x75, 0x9a, 0x78, 0xc3, 0xd3, 0xaf, 0xac, 0xee,
472 : 0xf3, 0xcc, 0x79, 0xfb, 0x3f, 0xda, 0x51, 0x94, 0x8f, 0x59, 0x3d, 0xbc,
473 : 0xef, 0x17, 0x47, 0xd4, 0x40, 0x80, 0x8a, 0x78, 0x86, 0x6c, 0x9e, 0x38,
474 : 0xd2, 0x11, 0xaa, 0x94, 0x79, 0x9b, 0x61, 0xf3, 0xaa, 0xcf, 0x66, 0x7e,
475 : 0xa7, 0x11, 0xe9, 0xad, 0x8a, 0xd4, 0x67, 0x23, 0xf9, 0x62, 0x9f, 0x55,
476 : 0xc0, 0x5a, 0x0f, 0x0a, 0xfe, 0x28, 0xd8, 0x80, 0xaf, 0x71, 0x97, 0x65,
477 : 0x49, 0xb1, 0xd3, 0x9c, 0xee, 0x7e, 0x4b, 0xeb, 0x06, 0x3b, 0xe1, 0x66,
478 : 0xf9, 0xa7, 0x77, 0x4f, 0x6a, 0xd1, 0xa0, 0x16, 0xe0, 0xcf, 0xe3, 0x25,
479 : 0x65, 0x08, 0x0f, 0x5e, 0x2c, 0x1e, 0x80, 0x35, 0x75, 0x40, 0x9a, 0xd1,
480 : 0x14, 0xba, 0xaa, 0xa7, 0xfc, 0x3c, 0xf1, 0xeb, 0x16, 0x8d, 0x59, 0xb4,
481 : 0xcf, 0x16, 0x9a, 0xe3, 0xf1, 0x9d, 0x31, 0x97, 0xe5, 0xa4, 0xcc, 0xae,
482 : 0x1c, 0xa2, 0xe7, 0x88, 0x44, 0x05, 0x67, 0x28, 0x21, 0x9f, 0x3e, 0xe2,
483 : 0xfc, 0x25, 0x8c, 0x63, 0x09, 0xde, 0x39, 0xfa, 0xae, 0x26, 0x9b, 0x43,
484 : 0xdf, 0x06, 0x2f, 0xb7, 0xaf, 0xa2, 0x74, 0x1c, 0x17, 0x96, 0x84, 0x26,
485 : 0x1a, 0xe2, 0xcd, 0x90, 0xa8, 0xc3, 0xb6, 0xeb, 0x53, 0xee, 0xdd, 0xf9,
486 : 0x88, 0xc6, 0x05, 0xb5, 0xd4, 0xa3, 0xf0, 0x36, 0xc7, 0xf1, 0xb3, 0x04,
487 : 0x0c, 0xa5, 0xea, 0x22, 0x5b, 0x56, 0x3d, 0x54, 0x0b, 0x69, 0xc2, 0xe1,
488 : 0x4f, 0xa8, 0x28, 0x4e, 0xe2, 0x3d, 0x99, 0x9c, 0x3b, 0xdb, 0xf4, 0x92,
489 : 0x5a, 0xb9, 0xce, 0xeb, 0x33, 0xb5, 0xae, 0x16, 0x58, 0x79, 0x31, 0x8f,
490 : 0x1e, 0x7a, 0x1a, 0xee, 0xbe, 0x9f, 0xea, 0x89, 0xd6, 0x6c, 0x43, 0x76,
491 : 0x94, 0x0d, 0x94, 0x50, 0x6d, 0xdd, 0xc2, 0x68, 0x80, 0x3e, 0x38, 0x51,
492 : 0x51, 0xd1, 0xd5, 0x4e, 0xf7, 0x65, 0xe5, 0x42, 0x3c, 0xa8, 0x28, 0x19,
493 : 0x02, 0xa7, 0xc9, 0x1c, 0x24, 0xa7, 0x91, 0xfe, 0xa1, 0xbc, 0xb9, 0x15,
494 : 0xba, 0x49, 0xac, 0xeb, 0x81, 0xf7, 0xc1, 0xfc, 0xf9, 0x51, 0x0d, 0xa1,
495 : 0xe8, 0x71, 0x2c, 0x4e, 0x59, 0xc1, 0x3a, 0x2a, 0xcc, 0x61, 0xee, 0xe5,
496 : 0x2a, 0x88, 0xf8, 0xec, 0xbd, 0x90, 0xc0, 0x96, 0xe0, 0x93, 0x1f, 0x78,
497 : 0xbe, 0x6b, 0xb1, 0x4c, 0x46, 0x2a, 0x86, 0xd9, 0x2d, 0x20, 0x29, 0xb4,
498 : 0x44, 0x15, 0xb2, 0x7e};
499 :
500 1 : BOOST_CHECK_EQUAL(n.size(), MAX_SCRIPT_ELEMENT_SIZE);
501 :
502 522 : for (size_t i = 0; i <= MAX_SCRIPT_ELEMENT_SIZE; i++) {
503 521 : valtype a(n.begin(), n.begin() + i);
504 521 : valtype b(n.begin() + i, n.end());
505 :
506 521 : CheckStringOp(a, b, n);
507 :
508 : // One more char and we are oversize.
509 521 : valtype extraA = a;
510 521 : extraA.push_back(0xaf);
511 :
512 521 : valtype extraB = b;
513 521 : extraB.push_back(0xad);
514 :
515 521 : CheckOpError({extraA, b}, OP_CAT, ScriptError::SCRIPT_ERR_PUSH_SIZE);
516 521 : CheckOpError({a, extraB}, OP_CAT, ScriptError::SCRIPT_ERR_PUSH_SIZE);
517 521 : CheckOpError({extraA, extraB}, OP_CAT, ScriptError::SCRIPT_ERR_PUSH_SIZE);
518 521 : }
519 :
520 : // Check error conditions.
521 1 : CheckOpError({}, OP_CAT, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
522 1 : CheckOpError({}, OP_SPLIT, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
523 1 : CheckOpError({{}}, OP_CAT, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
524 1 : CheckOpError({{}}, OP_SPLIT, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
525 1 : CheckOpError({{0x00}}, OP_CAT, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
526 1 : CheckOpError({{0x00}}, OP_SPLIT, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
527 1 : CheckOpError({{0xab, 0xcd, 0xef}}, OP_CAT,
528 : ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
529 1 : CheckOpError({{0xab, 0xcd, 0xef}}, OP_SPLIT,
530 : ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
531 1 : }
532 :
533 : /**
534 : * Type conversion opcodes.
535 : */
536 2086 : static void CheckTypeConversionOp(const valtype& bin, const valtype& num)
537 : {
538 : // Check BIN2NUM.
539 2086 : CheckTestResultForAllFlags({bin}, CScript() << OP_BIN2NUM, {num});
540 :
541 : // Check NUM2BIN. Negative 0 is rebuilt as regular zero, so we need a tweak.
542 2086 : valtype rebuilt_bin{bin};
543 2086 : if (num.size() == 0 && bin.size() > 0) {
544 1040 : rebuilt_bin[rebuilt_bin.size() - 1] &= 0x7f;
545 1040 : }
546 :
547 4172 : CheckTestResultForAllFlags({num}, CScript() << bin.size() << OP_NUM2BIN,
548 2086 : {rebuilt_bin});
549 :
550 : // Check roundtrip with NUM2BIN.
551 2086 : CheckTestResultForAllFlags(
552 2086 : {bin}, CScript() << OP_BIN2NUM << bin.size() << OP_NUM2BIN,
553 2086 : {rebuilt_bin});
554 :
555 : // Grow and shrink back down using NUM2BIN.
556 4172 : CheckTestResultForAllFlags({bin},
557 2086 : CScript()
558 2086 : << MAX_SCRIPT_ELEMENT_SIZE << OP_NUM2BIN
559 2086 : << bin.size() << OP_NUM2BIN,
560 2086 : {rebuilt_bin});
561 4172 : CheckTestResultForAllFlags({num},
562 2086 : CScript()
563 2086 : << MAX_SCRIPT_ELEMENT_SIZE << OP_NUM2BIN
564 2086 : << bin.size() << OP_NUM2BIN,
565 2086 : {rebuilt_bin});
566 :
567 : // BIN2NUM is idempotent.
568 4172 : CheckTestResultForAllFlags({bin}, CScript() << OP_BIN2NUM << OP_BIN2NUM,
569 2086 : {num});
570 2086 : }
571 :
572 3 : static void CheckBin2NumError(const stacktype& original_stack, ScriptError expected_error)
573 : {
574 3 : CheckErrorForAllFlags(original_stack, CScript() << OP_BIN2NUM, expected_error);
575 3 : }
576 :
577 4 : static void CheckNum2BinError(const stacktype& original_stack, ScriptError expected_error)
578 : {
579 4 : CheckErrorForAllFlags(original_stack, CScript() << OP_NUM2BIN, expected_error);
580 4 : }
581 :
582 148 : BOOST_AUTO_TEST_CASE(type_conversion_test)
583 : {
584 1 : valtype empty;
585 1 : CheckTypeConversionOp(empty, empty);
586 :
587 1 : valtype paddedzero, paddednegzero;
588 521 : for (size_t i = 0; i < MAX_SCRIPT_ELEMENT_SIZE; i++) {
589 520 : CheckTypeConversionOp(paddedzero, empty);
590 520 : paddedzero.push_back(0x00);
591 :
592 520 : paddednegzero.push_back(0x80);
593 520 : CheckTypeConversionOp(paddednegzero, empty);
594 520 : paddednegzero[paddednegzero.size() - 1] = 0x00;
595 520 : }
596 :
597 : // Merge leading byte when sign bit isn't used.
598 1 : std::vector<uint8_t> k{0x7f}, negk{0xff};
599 1 : std::vector<uint8_t> kpadded = k, negkpadded = negk;
600 521 : for (size_t i = 0; i < MAX_SCRIPT_ELEMENT_SIZE; i++) {
601 520 : CheckTypeConversionOp(kpadded, k);
602 520 : kpadded.push_back(0x00);
603 :
604 520 : CheckTypeConversionOp(negkpadded, negk);
605 520 : negkpadded[negkpadded.size() - 1] &= 0x7f;
606 520 : negkpadded.push_back(0x80);
607 520 : }
608 :
609 : // Some known values.
610 1 : CheckTypeConversionOp({0xab, 0xcd, 0xef, 0x00}, {0xab, 0xcd, 0xef, 0x00});
611 1 : CheckTypeConversionOp({0xab, 0xcd, 0x7f, 0x00}, {0xab, 0xcd, 0x7f});
612 :
613 : // Reductions
614 2 : CheckTypeConversionOp({0xab, 0xcd, 0xef, 0x42, 0x80},
615 1 : {0xab, 0xcd, 0xef, 0xc2});
616 2 : CheckTypeConversionOp({0xab, 0xcd, 0x7f, 0x42, 0x00},
617 1 : {0xab, 0xcd, 0x7f, 0x42});
618 :
619 : // Empty stack is an error.
620 1 : CheckBin2NumError({}, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
621 1 : CheckNum2BinError({}, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
622 :
623 : // NUM2BIN require 2 elements on the stack.
624 1 : CheckNum2BinError({{0x00}}, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
625 :
626 : // Values that do not fit in 4 bytes are considered out of range for
627 : // BIN2NUM.
628 1 : CheckBin2NumError({{0xab, 0xcd, 0xef, 0xc2, 0x80}},
629 : ScriptError::SCRIPT_ERR_INVALID_NUMBER_RANGE);
630 1 : CheckBin2NumError({{0x00, 0x00, 0x00, 0x80, 0x80}},
631 : ScriptError::SCRIPT_ERR_INVALID_NUMBER_RANGE);
632 :
633 : // NUM2BIN must not generate oversized push.
634 1 : valtype largezero(MAX_SCRIPT_ELEMENT_SIZE, 0);
635 1 : BOOST_CHECK_EQUAL(largezero.size(), MAX_SCRIPT_ELEMENT_SIZE);
636 1 : CheckTypeConversionOp(largezero, {});
637 :
638 1 : CheckNum2BinError({{}, {0x09, 0x02}}, ScriptError::SCRIPT_ERR_PUSH_SIZE);
639 :
640 : // Check that the requested encoding is possible.
641 1 : CheckNum2BinError({{0xab, 0xcd, 0xef, 0x80}, {0x03}},
642 : ScriptError::SCRIPT_ERR_IMPOSSIBLE_ENCODING);
643 1 : }
644 :
645 : /**
646 : * Arithmetic Opcodes
647 : */
648 10 : static void CheckDivMod(const valtype& a, const valtype& b,
649 : const valtype& divExpected,
650 : const valtype& modExpected)
651 : {
652 : // Negative values for division
653 10 : CheckBinaryOp(a, b, OP_DIV, divExpected);
654 10 : CheckBinaryOp(a, NegativeValtype(b), OP_DIV, NegativeValtype(divExpected));
655 10 : CheckBinaryOp(NegativeValtype(a), b, OP_DIV, NegativeValtype(divExpected));
656 10 : CheckBinaryOp(NegativeValtype(a), NegativeValtype(b), OP_DIV, divExpected);
657 :
658 : // Negative values for modulo
659 10 : CheckBinaryOp(a, b, OP_MOD, modExpected);
660 10 : CheckBinaryOp(a, NegativeValtype(b), OP_MOD, modExpected);
661 10 : CheckBinaryOp(NegativeValtype(a), b, OP_MOD, NegativeValtype(modExpected));
662 20 : CheckBinaryOp(NegativeValtype(a), NegativeValtype(b), OP_MOD,
663 10 : NegativeValtype(modExpected));
664 :
665 : // Div/Mod by zero
666 30 : for (uint32_t flags : flagset) {
667 20 : CheckError(flags, {a, {}}, CScript() << OP_DIV,
668 : ScriptError::SCRIPT_ERR_DIV_BY_ZERO);
669 20 : CheckError(flags, {b, {}}, CScript() << OP_DIV,
670 : ScriptError::SCRIPT_ERR_DIV_BY_ZERO);
671 :
672 20 : if (flags & SCRIPT_VERIFY_MINIMALDATA) {
673 10 : CheckError(flags, {a, {0x00}}, CScript() << OP_DIV,
674 : ScriptError::SCRIPT_ERR_UNKNOWN_ERROR);
675 10 : CheckError(flags, {a, {0x80}}, CScript() << OP_DIV,
676 : ScriptError::SCRIPT_ERR_UNKNOWN_ERROR);
677 10 : CheckError(flags, {a, {0x00, 0x00}}, CScript() << OP_DIV,
678 : ScriptError::SCRIPT_ERR_UNKNOWN_ERROR);
679 10 : CheckError(flags, {a, {0x00, 0x80}}, CScript() << OP_DIV,
680 : ScriptError::SCRIPT_ERR_UNKNOWN_ERROR);
681 :
682 10 : CheckError(flags, {b, {0x00}}, CScript() << OP_DIV,
683 : ScriptError::SCRIPT_ERR_UNKNOWN_ERROR);
684 10 : CheckError(flags, {b, {0x80}}, CScript() << OP_DIV,
685 : ScriptError::SCRIPT_ERR_UNKNOWN_ERROR);
686 10 : CheckError(flags, {b, {0x00, 0x00}}, CScript() << OP_DIV,
687 : ScriptError::SCRIPT_ERR_UNKNOWN_ERROR);
688 10 : CheckError(flags, {b, {0x00, 0x80}}, CScript() << OP_DIV,
689 : ScriptError::SCRIPT_ERR_UNKNOWN_ERROR);
690 10 : } else {
691 10 : CheckError(flags, {a, {0x00}}, CScript() << OP_DIV,
692 : ScriptError::SCRIPT_ERR_DIV_BY_ZERO);
693 10 : CheckError(flags, {a, {0x80}}, CScript() << OP_DIV,
694 : ScriptError::SCRIPT_ERR_DIV_BY_ZERO);
695 10 : CheckError(flags, {a, {0x00, 0x00}}, CScript() << OP_DIV,
696 : ScriptError::SCRIPT_ERR_DIV_BY_ZERO);
697 10 : CheckError(flags, {a, {0x00, 0x80}}, CScript() << OP_DIV,
698 : ScriptError::SCRIPT_ERR_DIV_BY_ZERO);
699 :
700 10 : CheckError(flags, {b, {0x00}}, CScript() << OP_DIV,
701 : ScriptError::SCRIPT_ERR_DIV_BY_ZERO);
702 10 : CheckError(flags, {b, {0x80}}, CScript() << OP_DIV,
703 : ScriptError::SCRIPT_ERR_DIV_BY_ZERO);
704 10 : CheckError(flags, {b, {0x00, 0x00}}, CScript() << OP_DIV,
705 : ScriptError::SCRIPT_ERR_DIV_BY_ZERO);
706 10 : CheckError(flags, {b, {0x00, 0x80}}, CScript() << OP_DIV,
707 : ScriptError::SCRIPT_ERR_DIV_BY_ZERO);
708 : }
709 : }
710 :
711 : // Division identities
712 10 : CheckBinaryOp(a, {0x01}, OP_DIV, a);
713 10 : CheckBinaryOp(a, {0x81}, OP_DIV, NegativeValtype(a));
714 10 : CheckBinaryOp(a, a, OP_DIV, {0x01});
715 10 : CheckBinaryOp(a, NegativeValtype(a), OP_DIV, {0x81});
716 10 : CheckBinaryOp(NegativeValtype(a), a, OP_DIV, {0x81});
717 :
718 10 : CheckBinaryOp(b, {0x01}, OP_DIV, b);
719 10 : CheckBinaryOp(b, {0x81}, OP_DIV, NegativeValtype(b));
720 10 : CheckBinaryOp(b, b, OP_DIV, {0x01});
721 10 : CheckBinaryOp(b, NegativeValtype(b), OP_DIV, {0x81});
722 10 : CheckBinaryOp(NegativeValtype(b), b, OP_DIV, {0x81});
723 :
724 : // Modulo identities
725 : // a % b % b = a % b
726 10 : CheckTestResultForAllFlags(
727 10 : {a, b}, CScript() << OP_MOD << CScriptNum(b, true).getint() << OP_MOD,
728 10 : {modExpected});
729 10 : }
730 :
731 5 : static void CheckDivModError(const stacktype& original_stack,
732 : ScriptError expected_error)
733 : {
734 5 : CheckOpError(original_stack, OP_DIV, expected_error);
735 5 : CheckOpError(original_stack, OP_MOD, expected_error);
736 5 : }
737 :
738 148 : BOOST_AUTO_TEST_CASE(div_and_mod_opcode_tests)
739 : {
740 1 : CheckDivModError({}, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
741 1 : CheckDivModError({{}}, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
742 :
743 : // CheckOps not valid numbers
744 1 : CheckDivModError(
745 1 : {{0x01, 0x02, 0x03, 0x04, 0x05}, {0x01, 0x02, 0x03, 0x04, 0x05}},
746 : ScriptError::SCRIPT_ERR_UNKNOWN_ERROR);
747 1 : CheckDivModError({{0x01, 0x02, 0x03, 0x04, 0x05}, {0x01}},
748 : ScriptError::SCRIPT_ERR_UNKNOWN_ERROR);
749 1 : CheckDivModError({{0x01, 0x05}, {0x01, 0x02, 0x03, 0x04, 0x05}},
750 : ScriptError::SCRIPT_ERR_UNKNOWN_ERROR);
751 :
752 : // 0x185377af / 0x85f41b01 = -4
753 : // 0x185377af % 0x85f41b01 = 0x00830bab
754 : // 408123311 / -99883777 = -4
755 : // 408123311 % -99883777 = 8588203
756 2 : CheckDivMod({0xaf, 0x77, 0x53, 0x18}, {0x01, 0x1b, 0xf4, 0x85}, {0x84},
757 1 : {0xab, 0x0b, 0x83, 0x00});
758 : // 0x185377af / 0x00001b01 = 0xe69d
759 : // 0x185377af % 0x00001b01 = 0x0212
760 : // 408123311 / 6913 = 59037
761 : // 408123311 % 6913 = 530
762 2 : CheckDivMod({0xaf, 0x77, 0x53, 0x18}, {0x01, 0x1b}, {0x9d, 0xe6, 0x00},
763 1 : {0x12, 0x02});
764 :
765 : // 15/4 = 3 (and negative operands)
766 1 : CheckDivMod({0x0f}, {0x04}, {0x03}, {0x03});
767 : // 15000/4 = 3750 (and negative operands)
768 1 : CheckDivMod({0x98, 0x3a}, {0x04}, {0xa6, 0x0e}, {});
769 : // 15000/4000 = 3 (and negative operands)
770 1 : CheckDivMod({0x98, 0x3a}, {0xa0, 0x0f}, {0x03}, {0xb8, 0x0b});
771 : // 15000000/4000 = 3750 (and negative operands)
772 1 : CheckDivMod({0xc0, 0xe1, 0xe4, 0x00}, {0xa0, 0x0f}, {0xa6, 0x0e}, {});
773 : // 15000000/4 = 3750000 (and negative operands)
774 1 : CheckDivMod({0xc0, 0xe1, 0xe4, 0x00}, {0x04}, {0x70, 0x38, 0x39}, {});
775 :
776 : // 56488123 % 321 = 148 (and negative operands)
777 2 : CheckDivMod({0xbb, 0xf0, 0x5d, 0x03}, {0x41, 0x01}, {0x67, 0xaf, 0x02},
778 1 : {0x94, 0x00});
779 : // 56488123 % 3 = 1 (and negative operands)
780 2 : CheckDivMod({0xbb, 0xf0, 0x5d, 0x03}, {0x03}, {0x3e, 0x50, 0x1f, 0x01},
781 1 : {0x01});
782 : // 56488123 % 564881230 = 56488123 (and negative operands)
783 1 : CheckDivMod({0xbb, 0xf0, 0x5d, 0x03}, {0x4e, 0x67, 0xab, 0x21}, {},
784 1 : {0xbb, 0xf0, 0x5d, 0x03});
785 1 : }
786 :
787 146 : BOOST_AUTO_TEST_SUITE_END()
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