Bitcoin Core 30.99.0
P2P Digital Currency
script_tests.cpp
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1// Copyright (c) 2011-present 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 <test/data/script_tests.json.h>
6#include <test/data/bip341_wallet_vectors.json.h>
7
8#include <common/system.h>
9#include <core_io.h>
10#include <key.h>
11#include <rpc/util.h>
12#include <script/interpreter.h>
13#include <script/script.h>
14#include <script/script_error.h>
15#include <script/sigcache.h>
16#include <script/sign.h>
17#include <script/signingprovider.h>
18#include <script/solver.h>
19#include <streams.h>
20#include <test/util/json.h>
21#include <test/util/random.h>
22#include <test/util/setup_common.h>
23#include <test/util/transaction_utils.h>
24#include <util/fs.h>
25#include <util/strencodings.h>
26#include <util/string.h>
27
28#include <cstdint>
29#include <fstream>
30#include <string>
31#include <vector>
32
33#include <boost/test/unit_test.hpp>
34
35#include <secp256k1.h>
36#include <univalue.h>
37
38// Uncomment if you want to output updated JSON tests.
39// #define UPDATE_JSON_TESTS
40
41using namespace util::hex_literals;
42
43static const script_verify_flags gFlags = SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_STRICTENC;
44
45script_verify_flags ParseScriptFlags(std::string strFlags);
46
47struct ScriptErrorDesc
48{
49 ScriptError_t err;
50 const char *name;
51};
52
53static ScriptErrorDesc script_errors[]={
54 {SCRIPT_ERR_OK, "OK"},
55 {SCRIPT_ERR_UNKNOWN_ERROR, "UNKNOWN_ERROR"},
56 {SCRIPT_ERR_EVAL_FALSE, "EVAL_FALSE"},
57 {SCRIPT_ERR_OP_RETURN, "OP_RETURN"},
58 {SCRIPT_ERR_SCRIPT_SIZE, "SCRIPT_SIZE"},
59 {SCRIPT_ERR_PUSH_SIZE, "PUSH_SIZE"},
60 {SCRIPT_ERR_OP_COUNT, "OP_COUNT"},
61 {SCRIPT_ERR_STACK_SIZE, "STACK_SIZE"},
62 {SCRIPT_ERR_SIG_COUNT, "SIG_COUNT"},
63 {SCRIPT_ERR_PUBKEY_COUNT, "PUBKEY_COUNT"},
64 {SCRIPT_ERR_VERIFY, "VERIFY"},
65 {SCRIPT_ERR_EQUALVERIFY, "EQUALVERIFY"},
66 {SCRIPT_ERR_CHECKMULTISIGVERIFY, "CHECKMULTISIGVERIFY"},
67 {SCRIPT_ERR_CHECKSIGVERIFY, "CHECKSIGVERIFY"},
68 {SCRIPT_ERR_NUMEQUALVERIFY, "NUMEQUALVERIFY"},
69 {SCRIPT_ERR_BAD_OPCODE, "BAD_OPCODE"},
70 {SCRIPT_ERR_DISABLED_OPCODE, "DISABLED_OPCODE"},
71 {SCRIPT_ERR_INVALID_STACK_OPERATION, "INVALID_STACK_OPERATION"},
72 {SCRIPT_ERR_INVALID_ALTSTACK_OPERATION, "INVALID_ALTSTACK_OPERATION"},
73 {SCRIPT_ERR_UNBALANCED_CONDITIONAL, "UNBALANCED_CONDITIONAL"},
74 {SCRIPT_ERR_NEGATIVE_LOCKTIME, "NEGATIVE_LOCKTIME"},
75 {SCRIPT_ERR_UNSATISFIED_LOCKTIME, "UNSATISFIED_LOCKTIME"},
76 {SCRIPT_ERR_SIG_HASHTYPE, "SIG_HASHTYPE"},
77 {SCRIPT_ERR_SIG_DER, "SIG_DER"},
78 {SCRIPT_ERR_MINIMALDATA, "MINIMALDATA"},
79 {SCRIPT_ERR_SIG_PUSHONLY, "SIG_PUSHONLY"},
80 {SCRIPT_ERR_SIG_HIGH_S, "SIG_HIGH_S"},
81 {SCRIPT_ERR_SIG_NULLDUMMY, "SIG_NULLDUMMY"},
82 {SCRIPT_ERR_PUBKEYTYPE, "PUBKEYTYPE"},
83 {SCRIPT_ERR_CLEANSTACK, "CLEANSTACK"},
84 {SCRIPT_ERR_MINIMALIF, "MINIMALIF"},
85 {SCRIPT_ERR_SIG_NULLFAIL, "NULLFAIL"},
86 {SCRIPT_ERR_DISCOURAGE_UPGRADABLE_NOPS, "DISCOURAGE_UPGRADABLE_NOPS"},
87 {SCRIPT_ERR_DISCOURAGE_UPGRADABLE_WITNESS_PROGRAM, "DISCOURAGE_UPGRADABLE_WITNESS_PROGRAM"},
88 {SCRIPT_ERR_WITNESS_PROGRAM_WRONG_LENGTH, "WITNESS_PROGRAM_WRONG_LENGTH"},
89 {SCRIPT_ERR_WITNESS_PROGRAM_WITNESS_EMPTY, "WITNESS_PROGRAM_WITNESS_EMPTY"},
90 {SCRIPT_ERR_WITNESS_PROGRAM_MISMATCH, "WITNESS_PROGRAM_MISMATCH"},
91 {SCRIPT_ERR_WITNESS_MALLEATED, "WITNESS_MALLEATED"},
92 {SCRIPT_ERR_WITNESS_MALLEATED_P2SH, "WITNESS_MALLEATED_P2SH"},
93 {SCRIPT_ERR_WITNESS_UNEXPECTED, "WITNESS_UNEXPECTED"},
94 {SCRIPT_ERR_WITNESS_PUBKEYTYPE, "WITNESS_PUBKEYTYPE"},
95 {SCRIPT_ERR_TAPSCRIPT_EMPTY_PUBKEY, "TAPSCRIPT_EMPTY_PUBKEY"},
96 {SCRIPT_ERR_OP_CODESEPARATOR, "OP_CODESEPARATOR"},
97 {SCRIPT_ERR_SIG_FINDANDDELETE, "SIG_FINDANDDELETE"},
98};
99
100static std::string FormatScriptFlags(script_verify_flags flags)
101{
102 return util::Join(GetScriptFlagNames(flags), ",");
103}
104
105static std::string FormatScriptError(ScriptError_t err)
106{
107 for (const auto& se : script_errors)
108 if (se.err == err)
109 return se.name;
110 BOOST_ERROR("Unknown scripterror enumeration value, update script_errors in script_tests.cpp.");
111 return "";
112}
113
114static ScriptError_t ParseScriptError(const std::string& name)
115{
116 for (const auto& se : script_errors)
117 if (se.name == name)
118 return se.err;
119 BOOST_ERROR("Unknown scripterror \"" << name << "\" in test description");
120 return SCRIPT_ERR_UNKNOWN_ERROR;
121}
122
123struct ScriptTest : BasicTestingSetup {
124void DoTest(const CScript& scriptPubKey, const CScript& scriptSig, const CScriptWitness& scriptWitness, script_verify_flags flags, const std::string& message, int scriptError, CAmount nValue = 0)
125{
126 bool expect = (scriptError == SCRIPT_ERR_OK);
127 if (flags & SCRIPT_VERIFY_CLEANSTACK) {
128 flags |= SCRIPT_VERIFY_P2SH;
129 flags |= SCRIPT_VERIFY_WITNESS;
130 }
131 ScriptError err;
132 const CTransaction txCredit{BuildCreditingTransaction(scriptPubKey, nValue)};
133 CMutableTransaction tx = BuildSpendingTransaction(scriptSig, scriptWitness, txCredit);
134 BOOST_CHECK_MESSAGE(VerifyScript(scriptSig, scriptPubKey, &scriptWitness, flags, MutableTransactionSignatureChecker(&tx, 0, txCredit.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err) == expect, message);
135 BOOST_CHECK_MESSAGE(err == scriptError, FormatScriptError(err) + " where " + FormatScriptError((ScriptError_t)scriptError) + " expected: " + message);
136
137 // Verify that removing flags from a passing test or adding flags to a failing test does not change the result.
138 for (int i = 0; i < 256; ++i) {
139 script_verify_flags extra_flags = script_verify_flags::from_int(m_rng.randbits(MAX_SCRIPT_VERIFY_FLAGS_BITS));
140 script_verify_flags combined_flags{expect ? (flags & ~extra_flags) : (flags | extra_flags)};
141 // Weed out some invalid flag combinations.
142 if (combined_flags & SCRIPT_VERIFY_CLEANSTACK && ~combined_flags & (SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS)) continue;
143 if (combined_flags & SCRIPT_VERIFY_WITNESS && ~combined_flags & SCRIPT_VERIFY_P2SH) continue;
144 BOOST_CHECK_MESSAGE(VerifyScript(scriptSig, scriptPubKey, &scriptWitness, combined_flags, MutableTransactionSignatureChecker(&tx, 0, txCredit.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err) == expect, message + strprintf(" (with flags %x)", combined_flags.as_int()));
145 }
146}
147}; // struct ScriptTest
148
149void static NegateSignatureS(std::vector<unsigned char>& vchSig) {
150 // Parse the signature.
151 std::vector<unsigned char> r, s;
152 r = std::vector<unsigned char>(vchSig.begin() + 4, vchSig.begin() + 4 + vchSig[3]);
153 s = std::vector<unsigned char>(vchSig.begin() + 6 + vchSig[3], vchSig.begin() + 6 + vchSig[3] + vchSig[5 + vchSig[3]]);
154
155 while (s.size() < 33) {
156 s.insert(s.begin(), 0x00);
157 }
158 assert(s[0] == 0);
159 // Perform mod-n negation of s by (ab)using libsecp256k1
160 // (note that this function is meant to be used for negating secret keys,
161 // but it works for any non-zero scalar modulo the group order, i.e. also for s)
162 int ret = secp256k1_ec_seckey_negate(secp256k1_context_static, s.data() + 1);
163 assert(ret);
164
165 if (s[1] < 0x80) {
166 s.erase(s.begin());
167 }
168
169 // Reconstruct the signature.
170 vchSig.clear();
171 vchSig.push_back(0x30);
172 vchSig.push_back(4 + r.size() + s.size());
173 vchSig.push_back(0x02);
174 vchSig.push_back(r.size());
175 vchSig.insert(vchSig.end(), r.begin(), r.end());
176 vchSig.push_back(0x02);
177 vchSig.push_back(s.size());
178 vchSig.insert(vchSig.end(), s.begin(), s.end());
179}
180
181namespace
182{
183const unsigned char vchKey0[32] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1};
184const unsigned char vchKey1[32] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0};
185const unsigned char vchKey2[32] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0};
186
187struct KeyData
188{
189 CKey key0, key0C, key1, key1C, key2, key2C;
190 CPubKey pubkey0, pubkey0C, pubkey0H;
191 CPubKey pubkey1, pubkey1C;
192 CPubKey pubkey2, pubkey2C;
193
194 KeyData()
195 {
196 key0.Set(vchKey0, vchKey0 + 32, false);
197 key0C.Set(vchKey0, vchKey0 + 32, true);
198 pubkey0 = key0.GetPubKey();
199 pubkey0H = key0.GetPubKey();
200 pubkey0C = key0C.GetPubKey();
201 *const_cast<unsigned char*>(pubkey0H.data()) = 0x06 | (pubkey0H[64] & 1);
202
203 key1.Set(vchKey1, vchKey1 + 32, false);
204 key1C.Set(vchKey1, vchKey1 + 32, true);
205 pubkey1 = key1.GetPubKey();
206 pubkey1C = key1C.GetPubKey();
207
208 key2.Set(vchKey2, vchKey2 + 32, false);
209 key2C.Set(vchKey2, vchKey2 + 32, true);
210 pubkey2 = key2.GetPubKey();
211 pubkey2C = key2C.GetPubKey();
212 }
213};
214
215enum class WitnessMode {
216 NONE,
217 PKH,
218 SH
219};
220
221class TestBuilder
222{
223private:
225 CScript script;
227 CScript redeemscript;
229 CScript witscript;
230 CScriptWitness scriptWitness;
231 CTransactionRef creditTx;
232 CMutableTransaction spendTx;
233 bool havePush{false};
234 std::vector<unsigned char> push;
235 std::string comment;
236 script_verify_flags flags;
237 int scriptError{SCRIPT_ERR_OK};
238 CAmount nValue;
239
240 void DoPush()
241 {
242 if (havePush) {
243 spendTx.vin[0].scriptSig << push;
244 havePush = false;
245 }
246 }
247
248 void DoPush(const std::vector<unsigned char>& data)
249 {
250 DoPush();
251 push = data;
252 havePush = true;
253 }
254
255public:
256 TestBuilder(const CScript& script_, const std::string& comment_, script_verify_flags flags_, bool P2SH = false, WitnessMode wm = WitnessMode::NONE, int witnessversion = 0, CAmount nValue_ = 0) : script(script_), comment(comment_), flags(flags_), nValue(nValue_)
257 {
258 CScript scriptPubKey = script;
259 if (wm == WitnessMode::PKH) {
260 uint160 hash;
261 CHash160().Write(std::span{script}.subspan(1)).Finalize(hash);
262 script = CScript() << OP_DUP << OP_HASH160 << ToByteVector(hash) << OP_EQUALVERIFY << OP_CHECKSIG;
263 scriptPubKey = CScript() << witnessversion << ToByteVector(hash);
264 } else if (wm == WitnessMode::SH) {
265 witscript = scriptPubKey;
266 uint256 hash;
267 CSHA256().Write(witscript.data(), witscript.size()).Finalize(hash.begin());
268 scriptPubKey = CScript() << witnessversion << ToByteVector(hash);
269 }
270 if (P2SH) {
271 redeemscript = scriptPubKey;
272 scriptPubKey = CScript() << OP_HASH160 << ToByteVector(CScriptID(redeemscript)) << OP_EQUAL;
273 }
274 creditTx = MakeTransactionRef(BuildCreditingTransaction(scriptPubKey, nValue));
275 spendTx = BuildSpendingTransaction(CScript(), CScriptWitness(), *creditTx);
276 }
277
278 TestBuilder& ScriptError(ScriptError_t err)
279 {
280 scriptError = err;
281 return *this;
282 }
283
284 TestBuilder& Opcode(const opcodetype& _op)
285 {
286 DoPush();
287 spendTx.vin[0].scriptSig << _op;
288 return *this;
289 }
290
291 TestBuilder& Num(int num)
292 {
293 DoPush();
294 spendTx.vin[0].scriptSig << num;
295 return *this;
296 }
297
298 TestBuilder& Push(const std::string& hex)
299 {
300 DoPush(ParseHex(hex));
301 return *this;
302 }
303
304 TestBuilder& Push(const CScript& _script)
305 {
306 DoPush(std::vector<unsigned char>(_script.begin(), _script.end()));
307 return *this;
308 }
309
310 TestBuilder& PushSig(const CKey& key, int nHashType = SIGHASH_ALL, unsigned int lenR = 32, unsigned int lenS = 32, SigVersion sigversion = SigVersion::BASE, CAmount amount = 0)
311 {
312 uint256 hash = SignatureHash(script, spendTx, 0, nHashType, amount, sigversion);
313 std::vector<unsigned char> vchSig, r, s;
314 uint32_t iter = 0;
315 do {
316 key.Sign(hash, vchSig, false, iter++);
317 if ((lenS == 33) != (vchSig[5 + vchSig[3]] == 33)) {
318 NegateSignatureS(vchSig);
319 }
320 r = std::vector<unsigned char>(vchSig.begin() + 4, vchSig.begin() + 4 + vchSig[3]);
321 s = std::vector<unsigned char>(vchSig.begin() + 6 + vchSig[3], vchSig.begin() + 6 + vchSig[3] + vchSig[5 + vchSig[3]]);
322 } while (lenR != r.size() || lenS != s.size());
323 vchSig.push_back(static_cast<unsigned char>(nHashType));
324 DoPush(vchSig);
325 return *this;
326 }
327
328 TestBuilder& PushWitSig(const CKey& key, CAmount amount = -1, int nHashType = SIGHASH_ALL, unsigned int lenR = 32, unsigned int lenS = 32, SigVersion sigversion = SigVersion::WITNESS_V0)
329 {
330 if (amount == -1)
331 amount = nValue;
332 return PushSig(key, nHashType, lenR, lenS, sigversion, amount).AsWit();
333 }
334
335 TestBuilder& Push(const CPubKey& pubkey)
336 {
337 DoPush(std::vector<unsigned char>(pubkey.begin(), pubkey.end()));
338 return *this;
339 }
340
341 TestBuilder& PushRedeem()
342 {
343 DoPush(std::vector<unsigned char>(redeemscript.begin(), redeemscript.end()));
344 return *this;
345 }
346
347 TestBuilder& PushWitRedeem()
348 {
349 DoPush(std::vector<unsigned char>(witscript.begin(), witscript.end()));
350 return AsWit();
351 }
352
353 TestBuilder& EditPush(unsigned int pos, const std::string& hexin, const std::string& hexout)
354 {
355 assert(havePush);
356 std::vector<unsigned char> datain = ParseHex(hexin);
357 std::vector<unsigned char> dataout = ParseHex(hexout);
358 assert(pos + datain.size() <= push.size());
359 BOOST_CHECK_MESSAGE(std::vector<unsigned char>(push.begin() + pos, push.begin() + pos + datain.size()) == datain, comment);
360 push.erase(push.begin() + pos, push.begin() + pos + datain.size());
361 push.insert(push.begin() + pos, dataout.begin(), dataout.end());
362 return *this;
363 }
364
365 TestBuilder& DamagePush(unsigned int pos)
366 {
367 assert(havePush);
368 assert(pos < push.size());
369 push[pos] ^= 1;
370 return *this;
371 }
372
373 TestBuilder& Test(ScriptTest& test)
374 {
375 TestBuilder copy = *this; // Make a copy so we can rollback the push.
376 DoPush();
377 test.DoTest(creditTx->vout[0].scriptPubKey, spendTx.vin[0].scriptSig, scriptWitness, flags, comment, scriptError, nValue);
378 *this = copy;
379 return *this;
380 }
381
382 TestBuilder& AsWit()
383 {
384 assert(havePush);
385 scriptWitness.stack.push_back(push);
386 havePush = false;
387 return *this;
388 }
389
390 UniValue GetJSON()
391 {
392 DoPush();
393 UniValue array(UniValue::VARR);
394 if (!scriptWitness.stack.empty()) {
395 UniValue wit(UniValue::VARR);
396 for (unsigned i = 0; i < scriptWitness.stack.size(); i++) {
397 wit.push_back(HexStr(scriptWitness.stack[i]));
398 }
399 wit.push_back(ValueFromAmount(nValue));
400 array.push_back(std::move(wit));
401 }
402 array.push_back(FormatScript(spendTx.vin[0].scriptSig));
403 array.push_back(FormatScript(creditTx->vout[0].scriptPubKey));
404 array.push_back(FormatScriptFlags(flags));
405 array.push_back(FormatScriptError((ScriptError_t)scriptError));
406 array.push_back(comment);
407 return array;
408 }
409
410 std::string GetComment() const
411 {
412 return comment;
413 }
414};
415
416std::string JSONPrettyPrint(const UniValue& univalue)
417{
418 std::string ret = univalue.write(4);
419 // Workaround for libunivalue pretty printer, which puts a space between commas and newlines
420 size_t pos = 0;
421 while ((pos = ret.find(" \n", pos)) != std::string::npos) {
422 ret.replace(pos, 2, "\n");
423 pos++;
424 }
425 return ret;
426}
427} // namespace
428
429BOOST_FIXTURE_TEST_SUITE(script_tests, ScriptTest)
430
431BOOST_AUTO_TEST_CASE(script_build)
432{
433 const KeyData keys;
434
435 std::vector<TestBuilder> tests;
436
437 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
438 "P2PK", 0
439 ).PushSig(keys.key0));
440 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
441 "P2PK, bad sig", 0
442 ).PushSig(keys.key0).DamagePush(10).ScriptError(SCRIPT_ERR_EVAL_FALSE));
443
444 tests.push_back(TestBuilder(CScript() << OP_DUP << OP_HASH160 << ToByteVector(keys.pubkey1C.GetID()) << OP_EQUALVERIFY << OP_CHECKSIG,
445 "P2PKH", 0
446 ).PushSig(keys.key1).Push(keys.pubkey1C));
447 tests.push_back(TestBuilder(CScript() << OP_DUP << OP_HASH160 << ToByteVector(keys.pubkey2C.GetID()) << OP_EQUALVERIFY << OP_CHECKSIG,
448 "P2PKH, bad pubkey", 0
449 ).PushSig(keys.key2).Push(keys.pubkey2C).DamagePush(5).ScriptError(SCRIPT_ERR_EQUALVERIFY));
450
451 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1) << OP_CHECKSIG,
452 "P2PK anyonecanpay", 0
453 ).PushSig(keys.key1, SIGHASH_ALL | SIGHASH_ANYONECANPAY));
454 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1) << OP_CHECKSIG,
455 "P2PK anyonecanpay marked with normal hashtype", 0
456 ).PushSig(keys.key1, SIGHASH_ALL | SIGHASH_ANYONECANPAY).EditPush(70, "81", "01").ScriptError(SCRIPT_ERR_EVAL_FALSE));
457
458 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0C) << OP_CHECKSIG,
459 "P2SH(P2PK)", SCRIPT_VERIFY_P2SH, true
460 ).PushSig(keys.key0).PushRedeem());
461 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0C) << OP_CHECKSIG,
462 "P2SH(P2PK), bad redeemscript", SCRIPT_VERIFY_P2SH, true
463 ).PushSig(keys.key0).PushRedeem().DamagePush(10).ScriptError(SCRIPT_ERR_EVAL_FALSE));
464
465 tests.push_back(TestBuilder(CScript() << OP_DUP << OP_HASH160 << ToByteVector(keys.pubkey0.GetID()) << OP_EQUALVERIFY << OP_CHECKSIG,
466 "P2SH(P2PKH)", SCRIPT_VERIFY_P2SH, true
467 ).PushSig(keys.key0).Push(keys.pubkey0).PushRedeem());
468 tests.push_back(TestBuilder(CScript() << OP_DUP << OP_HASH160 << ToByteVector(keys.pubkey1.GetID()) << OP_EQUALVERIFY << OP_CHECKSIG,
469 "P2SH(P2PKH), bad sig but no VERIFY_P2SH", 0, true
470 ).PushSig(keys.key0).DamagePush(10).PushRedeem());
471 tests.push_back(TestBuilder(CScript() << OP_DUP << OP_HASH160 << ToByteVector(keys.pubkey1.GetID()) << OP_EQUALVERIFY << OP_CHECKSIG,
472 "P2SH(P2PKH), bad sig", SCRIPT_VERIFY_P2SH, true
473 ).PushSig(keys.key0).DamagePush(10).PushRedeem().ScriptError(SCRIPT_ERR_EQUALVERIFY));
474
475 tests.push_back(TestBuilder(CScript() << OP_3 << ToByteVector(keys.pubkey0C) << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_3 << OP_CHECKMULTISIG,
476 "3-of-3", 0
477 ).Num(0).PushSig(keys.key0).PushSig(keys.key1).PushSig(keys.key2));
478 tests.push_back(TestBuilder(CScript() << OP_3 << ToByteVector(keys.pubkey0C) << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_3 << OP_CHECKMULTISIG,
479 "3-of-3, 2 sigs", 0
480 ).Num(0).PushSig(keys.key0).PushSig(keys.key1).Num(0).ScriptError(SCRIPT_ERR_EVAL_FALSE));
481
482 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey0C) << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_3 << OP_CHECKMULTISIG,
483 "P2SH(2-of-3)", SCRIPT_VERIFY_P2SH, true
484 ).Num(0).PushSig(keys.key1).PushSig(keys.key2).PushRedeem());
485 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey0C) << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_3 << OP_CHECKMULTISIG,
486 "P2SH(2-of-3), 1 sig", SCRIPT_VERIFY_P2SH, true
487 ).Num(0).PushSig(keys.key1).Num(0).PushRedeem().ScriptError(SCRIPT_ERR_EVAL_FALSE));
488
489 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG,
490 "P2PK with too much R padding but no DERSIG", 0
491 ).PushSig(keys.key1, SIGHASH_ALL, 31, 32).EditPush(1, "43021F", "44022000"));
492 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG,
493 "P2PK with too much R padding", SCRIPT_VERIFY_DERSIG
494 ).PushSig(keys.key1, SIGHASH_ALL, 31, 32).EditPush(1, "43021F", "44022000").ScriptError(SCRIPT_ERR_SIG_DER));
495 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG,
496 "P2PK with too much S padding but no DERSIG", 0
497 ).PushSig(keys.key1, SIGHASH_ALL).EditPush(1, "44", "45").EditPush(37, "20", "2100"));
498 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG,
499 "P2PK with too much S padding", SCRIPT_VERIFY_DERSIG
500 ).PushSig(keys.key1, SIGHASH_ALL).EditPush(1, "44", "45").EditPush(37, "20", "2100").ScriptError(SCRIPT_ERR_SIG_DER));
501 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG,
502 "P2PK with too little R padding but no DERSIG", 0
503 ).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220"));
504 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG,
505 "P2PK with too little R padding", SCRIPT_VERIFY_DERSIG
506 ).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").ScriptError(SCRIPT_ERR_SIG_DER));
507 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG << OP_NOT,
508 "P2PK NOT with bad sig with too much R padding but no DERSIG", 0
509 ).PushSig(keys.key2, SIGHASH_ALL, 31, 32).EditPush(1, "43021F", "44022000").DamagePush(10));
510 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG << OP_NOT,
511 "P2PK NOT with bad sig with too much R padding", SCRIPT_VERIFY_DERSIG
512 ).PushSig(keys.key2, SIGHASH_ALL, 31, 32).EditPush(1, "43021F", "44022000").DamagePush(10).ScriptError(SCRIPT_ERR_SIG_DER));
513 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG << OP_NOT,
514 "P2PK NOT with too much R padding but no DERSIG", 0
515 ).PushSig(keys.key2, SIGHASH_ALL, 31, 32).EditPush(1, "43021F", "44022000").ScriptError(SCRIPT_ERR_EVAL_FALSE));
516 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG << OP_NOT,
517 "P2PK NOT with too much R padding", SCRIPT_VERIFY_DERSIG
518 ).PushSig(keys.key2, SIGHASH_ALL, 31, 32).EditPush(1, "43021F", "44022000").ScriptError(SCRIPT_ERR_SIG_DER));
519
520 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG,
521 "BIP66 example 1, without DERSIG", 0
522 ).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220"));
523 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG,
524 "BIP66 example 1, with DERSIG", SCRIPT_VERIFY_DERSIG
525 ).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").ScriptError(SCRIPT_ERR_SIG_DER));
526 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG << OP_NOT,
527 "BIP66 example 2, without DERSIG", 0
528 ).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").ScriptError(SCRIPT_ERR_EVAL_FALSE));
529 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG << OP_NOT,
530 "BIP66 example 2, with DERSIG", SCRIPT_VERIFY_DERSIG
531 ).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").ScriptError(SCRIPT_ERR_SIG_DER));
532 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG,
533 "BIP66 example 3, without DERSIG", 0
534 ).Num(0).ScriptError(SCRIPT_ERR_EVAL_FALSE));
535 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG,
536 "BIP66 example 3, with DERSIG", SCRIPT_VERIFY_DERSIG
537 ).Num(0).ScriptError(SCRIPT_ERR_EVAL_FALSE));
538 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG << OP_NOT,
539 "BIP66 example 4, without DERSIG", 0
540 ).Num(0));
541 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG << OP_NOT,
542 "BIP66 example 4, with DERSIG", SCRIPT_VERIFY_DERSIG
543 ).Num(0));
544 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG,
545 "BIP66 example 5, without DERSIG", 0
546 ).Num(1).ScriptError(SCRIPT_ERR_EVAL_FALSE));
547 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG,
548 "BIP66 example 5, with DERSIG", SCRIPT_VERIFY_DERSIG
549 ).Num(1).ScriptError(SCRIPT_ERR_SIG_DER));
550 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG << OP_NOT,
551 "BIP66 example 6, without DERSIG", 0
552 ).Num(1));
553 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG << OP_NOT,
554 "BIP66 example 6, with DERSIG", SCRIPT_VERIFY_DERSIG
555 ).Num(1).ScriptError(SCRIPT_ERR_SIG_DER));
556 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG,
557 "BIP66 example 7, without DERSIG", 0
558 ).Num(0).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").PushSig(keys.key2));
559 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG,
560 "BIP66 example 7, with DERSIG", SCRIPT_VERIFY_DERSIG
561 ).Num(0).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").PushSig(keys.key2).ScriptError(SCRIPT_ERR_SIG_DER));
562 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG << OP_NOT,
563 "BIP66 example 8, without DERSIG", 0
564 ).Num(0).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").PushSig(keys.key2).ScriptError(SCRIPT_ERR_EVAL_FALSE));
565 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG << OP_NOT,
566 "BIP66 example 8, with DERSIG", SCRIPT_VERIFY_DERSIG
567 ).Num(0).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").PushSig(keys.key2).ScriptError(SCRIPT_ERR_SIG_DER));
568 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG,
569 "BIP66 example 9, without DERSIG", 0
570 ).Num(0).Num(0).PushSig(keys.key2, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").ScriptError(SCRIPT_ERR_EVAL_FALSE));
571 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG,
572 "BIP66 example 9, with DERSIG", SCRIPT_VERIFY_DERSIG
573 ).Num(0).Num(0).PushSig(keys.key2, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").ScriptError(SCRIPT_ERR_SIG_DER));
574 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG << OP_NOT,
575 "BIP66 example 10, without DERSIG", 0
576 ).Num(0).Num(0).PushSig(keys.key2, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220"));
577 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG << OP_NOT,
578 "BIP66 example 10, with DERSIG", SCRIPT_VERIFY_DERSIG
579 ).Num(0).Num(0).PushSig(keys.key2, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").ScriptError(SCRIPT_ERR_SIG_DER));
580 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG,
581 "BIP66 example 11, without DERSIG", 0
582 ).Num(0).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").Num(0).ScriptError(SCRIPT_ERR_EVAL_FALSE));
583 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG,
584 "BIP66 example 11, with DERSIG", SCRIPT_VERIFY_DERSIG
585 ).Num(0).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").Num(0).ScriptError(SCRIPT_ERR_EVAL_FALSE));
586 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG << OP_NOT,
587 "BIP66 example 12, without DERSIG", 0
588 ).Num(0).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").Num(0));
589 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG << OP_NOT,
590 "BIP66 example 12, with DERSIG", SCRIPT_VERIFY_DERSIG
591 ).Num(0).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").Num(0));
592 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG,
593 "P2PK with multi-byte hashtype, without DERSIG", 0
594 ).PushSig(keys.key2, SIGHASH_ALL).EditPush(70, "01", "0101"));
595 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG,
596 "P2PK with multi-byte hashtype, with DERSIG", SCRIPT_VERIFY_DERSIG
597 ).PushSig(keys.key2, SIGHASH_ALL).EditPush(70, "01", "0101").ScriptError(SCRIPT_ERR_SIG_DER));
598
599 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG,
600 "P2PK with high S but no LOW_S", 0
601 ).PushSig(keys.key2, SIGHASH_ALL, 32, 33));
602 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG,
603 "P2PK with high S", SCRIPT_VERIFY_LOW_S
604 ).PushSig(keys.key2, SIGHASH_ALL, 32, 33).ScriptError(SCRIPT_ERR_SIG_HIGH_S));
605
606 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0H) << OP_CHECKSIG,
607 "P2PK with hybrid pubkey but no STRICTENC", 0
608 ).PushSig(keys.key0, SIGHASH_ALL));
609 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0H) << OP_CHECKSIG,
610 "P2PK with hybrid pubkey", SCRIPT_VERIFY_STRICTENC
611 ).PushSig(keys.key0, SIGHASH_ALL).ScriptError(SCRIPT_ERR_PUBKEYTYPE));
612 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0H) << OP_CHECKSIG << OP_NOT,
613 "P2PK NOT with hybrid pubkey but no STRICTENC", 0
614 ).PushSig(keys.key0, SIGHASH_ALL).ScriptError(SCRIPT_ERR_EVAL_FALSE));
615 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0H) << OP_CHECKSIG << OP_NOT,
616 "P2PK NOT with hybrid pubkey", SCRIPT_VERIFY_STRICTENC
617 ).PushSig(keys.key0, SIGHASH_ALL).ScriptError(SCRIPT_ERR_PUBKEYTYPE));
618 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0H) << OP_CHECKSIG << OP_NOT,
619 "P2PK NOT with invalid hybrid pubkey but no STRICTENC", 0
620 ).PushSig(keys.key0, SIGHASH_ALL).DamagePush(10));
621 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0H) << OP_CHECKSIG << OP_NOT,
622 "P2PK NOT with invalid hybrid pubkey", SCRIPT_VERIFY_STRICTENC
623 ).PushSig(keys.key0, SIGHASH_ALL).DamagePush(10).ScriptError(SCRIPT_ERR_PUBKEYTYPE));
624 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey0H) << ToByteVector(keys.pubkey1C) << OP_2 << OP_CHECKMULTISIG,
625 "1-of-2 with the second 1 hybrid pubkey and no STRICTENC", 0
626 ).Num(0).PushSig(keys.key1, SIGHASH_ALL));
627 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey0H) << ToByteVector(keys.pubkey1C) << OP_2 << OP_CHECKMULTISIG,
628 "1-of-2 with the second 1 hybrid pubkey", SCRIPT_VERIFY_STRICTENC
629 ).Num(0).PushSig(keys.key1, SIGHASH_ALL));
630 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0H) << OP_2 << OP_CHECKMULTISIG,
631 "1-of-2 with the first 1 hybrid pubkey", SCRIPT_VERIFY_STRICTENC
632 ).Num(0).PushSig(keys.key1, SIGHASH_ALL).ScriptError(SCRIPT_ERR_PUBKEYTYPE));
633
634 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1) << OP_CHECKSIG,
635 "P2PK with undefined hashtype but no STRICTENC", 0
636 ).PushSig(keys.key1, 5));
637 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1) << OP_CHECKSIG,
638 "P2PK with undefined hashtype", SCRIPT_VERIFY_STRICTENC
639 ).PushSig(keys.key1, 5).ScriptError(SCRIPT_ERR_SIG_HASHTYPE));
640 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1) << OP_CHECKSIG << OP_NOT,
641 "P2PK NOT with invalid sig and undefined hashtype but no STRICTENC", 0
642 ).PushSig(keys.key1, 5).DamagePush(10));
643 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1) << OP_CHECKSIG << OP_NOT,
644 "P2PK NOT with invalid sig and undefined hashtype", SCRIPT_VERIFY_STRICTENC
645 ).PushSig(keys.key1, 5).DamagePush(10).ScriptError(SCRIPT_ERR_SIG_HASHTYPE));
646
647 tests.push_back(TestBuilder(CScript() << OP_3 << ToByteVector(keys.pubkey0C) << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_3 << OP_CHECKMULTISIG,
648 "3-of-3 with nonzero dummy but no NULLDUMMY", 0
649 ).Num(1).PushSig(keys.key0).PushSig(keys.key1).PushSig(keys.key2));
650 tests.push_back(TestBuilder(CScript() << OP_3 << ToByteVector(keys.pubkey0C) << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_3 << OP_CHECKMULTISIG,
651 "3-of-3 with nonzero dummy", SCRIPT_VERIFY_NULLDUMMY
652 ).Num(1).PushSig(keys.key0).PushSig(keys.key1).PushSig(keys.key2).ScriptError(SCRIPT_ERR_SIG_NULLDUMMY));
653 tests.push_back(TestBuilder(CScript() << OP_3 << ToByteVector(keys.pubkey0C) << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_3 << OP_CHECKMULTISIG << OP_NOT,
654 "3-of-3 NOT with invalid sig and nonzero dummy but no NULLDUMMY", 0
655 ).Num(1).PushSig(keys.key0).PushSig(keys.key1).PushSig(keys.key2).DamagePush(10));
656 tests.push_back(TestBuilder(CScript() << OP_3 << ToByteVector(keys.pubkey0C) << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_3 << OP_CHECKMULTISIG << OP_NOT,
657 "3-of-3 NOT with invalid sig with nonzero dummy", SCRIPT_VERIFY_NULLDUMMY
658 ).Num(1).PushSig(keys.key0).PushSig(keys.key1).PushSig(keys.key2).DamagePush(10).ScriptError(SCRIPT_ERR_SIG_NULLDUMMY));
659
660 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey1C) << OP_2 << OP_CHECKMULTISIG,
661 "2-of-2 with two identical keys and sigs pushed using OP_DUP but no SIGPUSHONLY", 0
662 ).Num(0).PushSig(keys.key1).Opcode(OP_DUP));
663 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey1C) << OP_2 << OP_CHECKMULTISIG,
664 "2-of-2 with two identical keys and sigs pushed using OP_DUP", SCRIPT_VERIFY_SIGPUSHONLY
665 ).Num(0).PushSig(keys.key1).Opcode(OP_DUP).ScriptError(SCRIPT_ERR_SIG_PUSHONLY));
666 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG,
667 "P2SH(P2PK) with non-push scriptSig but no P2SH or SIGPUSHONLY", 0, true
668 ).PushSig(keys.key2).Opcode(OP_NOP8).PushRedeem());
669 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG,
670 "P2PK with non-push scriptSig but with P2SH validation", 0
671 ).PushSig(keys.key2).Opcode(OP_NOP8));
672 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG,
673 "P2SH(P2PK) with non-push scriptSig but no SIGPUSHONLY", SCRIPT_VERIFY_P2SH, true
674 ).PushSig(keys.key2).Opcode(OP_NOP8).PushRedeem().ScriptError(SCRIPT_ERR_SIG_PUSHONLY));
675 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG,
676 "P2SH(P2PK) with non-push scriptSig but not P2SH", SCRIPT_VERIFY_SIGPUSHONLY, true
677 ).PushSig(keys.key2).Opcode(OP_NOP8).PushRedeem().ScriptError(SCRIPT_ERR_SIG_PUSHONLY));
678 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey1C) << OP_2 << OP_CHECKMULTISIG,
679 "2-of-2 with two identical keys and sigs pushed", SCRIPT_VERIFY_SIGPUSHONLY
680 ).Num(0).PushSig(keys.key1).PushSig(keys.key1));
681 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
682 "P2PK with unnecessary input but no CLEANSTACK", SCRIPT_VERIFY_P2SH
683 ).Num(11).PushSig(keys.key0));
684 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
685 "P2PK with unnecessary input", SCRIPT_VERIFY_CLEANSTACK | SCRIPT_VERIFY_P2SH
686 ).Num(11).PushSig(keys.key0).ScriptError(SCRIPT_ERR_CLEANSTACK));
687 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
688 "P2SH with unnecessary input but no CLEANSTACK", SCRIPT_VERIFY_P2SH, true
689 ).Num(11).PushSig(keys.key0).PushRedeem());
690 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
691 "P2SH with unnecessary input", SCRIPT_VERIFY_CLEANSTACK | SCRIPT_VERIFY_P2SH, true
692 ).Num(11).PushSig(keys.key0).PushRedeem().ScriptError(SCRIPT_ERR_CLEANSTACK));
693 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
694 "P2SH with CLEANSTACK", SCRIPT_VERIFY_CLEANSTACK | SCRIPT_VERIFY_P2SH, true
695 ).PushSig(keys.key0).PushRedeem());
696
697 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
698 "Basic P2WSH", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::SH,
699 0, 1).PushWitSig(keys.key0).PushWitRedeem());
700 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0),
701 "Basic P2WPKH", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::PKH,
702 0, 1).PushWitSig(keys.key0).Push(keys.pubkey0).AsWit());
703 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
704 "Basic P2SH(P2WSH)", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true, WitnessMode::SH,
705 0, 1).PushWitSig(keys.key0).PushWitRedeem().PushRedeem());
706 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0),
707 "Basic P2SH(P2WPKH)", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true, WitnessMode::PKH,
708 0, 1).PushWitSig(keys.key0).Push(keys.pubkey0).AsWit().PushRedeem());
709 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1) << OP_CHECKSIG,
710 "Basic P2WSH with the wrong key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::SH
711 ).PushWitSig(keys.key0).PushWitRedeem().ScriptError(SCRIPT_ERR_EVAL_FALSE));
712 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1),
713 "Basic P2WPKH with the wrong key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::PKH
714 ).PushWitSig(keys.key0).Push(keys.pubkey1).AsWit().ScriptError(SCRIPT_ERR_EVAL_FALSE));
715 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1) << OP_CHECKSIG,
716 "Basic P2SH(P2WSH) with the wrong key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true, WitnessMode::SH
717 ).PushWitSig(keys.key0).PushWitRedeem().PushRedeem().ScriptError(SCRIPT_ERR_EVAL_FALSE));
718 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1),
719 "Basic P2SH(P2WPKH) with the wrong key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true, WitnessMode::PKH
720 ).PushWitSig(keys.key0).Push(keys.pubkey1).AsWit().PushRedeem().ScriptError(SCRIPT_ERR_EVAL_FALSE));
721 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1) << OP_CHECKSIG,
722 "Basic P2WSH with the wrong key but no WITNESS", SCRIPT_VERIFY_P2SH, false, WitnessMode::SH
723 ).PushWitSig(keys.key0).PushWitRedeem());
724 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1),
725 "Basic P2WPKH with the wrong key but no WITNESS", SCRIPT_VERIFY_P2SH, false, WitnessMode::PKH
726 ).PushWitSig(keys.key0).Push(keys.pubkey1).AsWit());
727 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1) << OP_CHECKSIG,
728 "Basic P2SH(P2WSH) with the wrong key but no WITNESS", SCRIPT_VERIFY_P2SH, true, WitnessMode::SH
729 ).PushWitSig(keys.key0).PushWitRedeem().PushRedeem());
730 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1),
731 "Basic P2SH(P2WPKH) with the wrong key but no WITNESS", SCRIPT_VERIFY_P2SH, true, WitnessMode::PKH
732 ).PushWitSig(keys.key0).Push(keys.pubkey1).AsWit().PushRedeem());
733 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
734 "Basic P2WSH with wrong value", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::SH,
735 0, 0).PushWitSig(keys.key0, 1).PushWitRedeem().ScriptError(SCRIPT_ERR_EVAL_FALSE));
736 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0),
737 "Basic P2WPKH with wrong value", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::PKH,
738 0, 0).PushWitSig(keys.key0, 1).Push(keys.pubkey0).AsWit().ScriptError(SCRIPT_ERR_EVAL_FALSE));
739 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
740 "Basic P2SH(P2WSH) with wrong value", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true, WitnessMode::SH,
741 0, 0).PushWitSig(keys.key0, 1).PushWitRedeem().PushRedeem().ScriptError(SCRIPT_ERR_EVAL_FALSE));
742 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0),
743 "Basic P2SH(P2WPKH) with wrong value", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true, WitnessMode::PKH,
744 0, 0).PushWitSig(keys.key0, 1).Push(keys.pubkey0).AsWit().PushRedeem().ScriptError(SCRIPT_ERR_EVAL_FALSE));
745
746 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0),
747 "P2WPKH with future witness version", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH |
748 SCRIPT_VERIFY_DISCOURAGE_UPGRADABLE_WITNESS_PROGRAM, false, WitnessMode::PKH, 1
749 ).PushWitSig(keys.key0).Push(keys.pubkey0).AsWit().ScriptError(SCRIPT_ERR_DISCOURAGE_UPGRADABLE_WITNESS_PROGRAM));
750 {
751 CScript witscript = CScript() << ToByteVector(keys.pubkey0);
752 uint256 hash;
753 CSHA256().Write(witscript.data(), witscript.size()).Finalize(hash.begin());
754 std::vector<unsigned char> hashBytes = ToByteVector(hash);
755 hashBytes.pop_back();
756 tests.push_back(TestBuilder(CScript() << OP_0 << hashBytes,
757 "P2WPKH with wrong witness program length", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false
758 ).PushWitSig(keys.key0).Push(keys.pubkey0).AsWit().ScriptError(SCRIPT_ERR_WITNESS_PROGRAM_WRONG_LENGTH));
759 }
760 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
761 "P2WSH with empty witness", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::SH
762 ).ScriptError(SCRIPT_ERR_WITNESS_PROGRAM_WITNESS_EMPTY));
763 {
764 CScript witscript = CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG;
765 tests.push_back(TestBuilder(witscript,
766 "P2WSH with witness program mismatch", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::SH
767 ).PushWitSig(keys.key0).Push(witscript).DamagePush(0).AsWit().ScriptError(SCRIPT_ERR_WITNESS_PROGRAM_MISMATCH));
768 }
769 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0),
770 "P2WPKH with witness program mismatch", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::PKH
771 ).PushWitSig(keys.key0).Push(keys.pubkey0).AsWit().Push("0").AsWit().ScriptError(SCRIPT_ERR_WITNESS_PROGRAM_MISMATCH));
772 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0),
773 "P2WPKH with non-empty scriptSig", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::PKH
774 ).PushWitSig(keys.key0).Push(keys.pubkey0).AsWit().Num(11).ScriptError(SCRIPT_ERR_WITNESS_MALLEATED));
775 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1),
776 "P2SH(P2WPKH) with superfluous push in scriptSig", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true, WitnessMode::PKH
777 ).PushWitSig(keys.key0).Push(keys.pubkey1).AsWit().Num(11).PushRedeem().ScriptError(SCRIPT_ERR_WITNESS_MALLEATED_P2SH));
778 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
779 "P2PK with witness", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH
780 ).PushSig(keys.key0).Push("0").AsWit().ScriptError(SCRIPT_ERR_WITNESS_UNEXPECTED));
781
782 // Compressed keys should pass SCRIPT_VERIFY_WITNESS_PUBKEYTYPE
783 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0C) << OP_CHECKSIG,
784 "Basic P2WSH with compressed key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, false, WitnessMode::SH,
785 0, 1).PushWitSig(keys.key0C).PushWitRedeem());
786 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0C),
787 "Basic P2WPKH with compressed key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, false, WitnessMode::PKH,
788 0, 1).PushWitSig(keys.key0C).Push(keys.pubkey0C).AsWit());
789 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0C) << OP_CHECKSIG,
790 "Basic P2SH(P2WSH) with compressed key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, true, WitnessMode::SH,
791 0, 1).PushWitSig(keys.key0C).PushWitRedeem().PushRedeem());
792 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0C),
793 "Basic P2SH(P2WPKH) with compressed key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, true, WitnessMode::PKH,
794 0, 1).PushWitSig(keys.key0C).Push(keys.pubkey0C).AsWit().PushRedeem());
795
796 // Testing uncompressed key in witness with SCRIPT_VERIFY_WITNESS_PUBKEYTYPE
797 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
798 "Basic P2WSH", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, false, WitnessMode::SH,
799 0, 1).PushWitSig(keys.key0).PushWitRedeem().ScriptError(SCRIPT_ERR_WITNESS_PUBKEYTYPE));
800 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0),
801 "Basic P2WPKH", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, false, WitnessMode::PKH,
802 0, 1).PushWitSig(keys.key0).Push(keys.pubkey0).AsWit().ScriptError(SCRIPT_ERR_WITNESS_PUBKEYTYPE));
803 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
804 "Basic P2SH(P2WSH)", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, true, WitnessMode::SH,
805 0, 1).PushWitSig(keys.key0).PushWitRedeem().PushRedeem().ScriptError(SCRIPT_ERR_WITNESS_PUBKEYTYPE));
806 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0),
807 "Basic P2SH(P2WPKH)", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, true, WitnessMode::PKH,
808 0, 1).PushWitSig(keys.key0).Push(keys.pubkey0).AsWit().PushRedeem().ScriptError(SCRIPT_ERR_WITNESS_PUBKEYTYPE));
809
810 // P2WSH 1-of-2 multisig with compressed keys
811 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0C) << OP_2 << OP_CHECKMULTISIG,
812 "P2WSH CHECKMULTISIG with compressed keys", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, false, WitnessMode::SH,
813 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key0C).PushWitRedeem());
814 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0C) << OP_2 << OP_CHECKMULTISIG,
815 "P2SH(P2WSH) CHECKMULTISIG with compressed keys", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, true, WitnessMode::SH,
816 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key0C).PushWitRedeem().PushRedeem());
817 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0C) << OP_2 << OP_CHECKMULTISIG,
818 "P2WSH CHECKMULTISIG with compressed keys", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, false, WitnessMode::SH,
819 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key1C).PushWitRedeem());
820 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0C) << OP_2 << OP_CHECKMULTISIG,
821 "P2SH(P2WSH) CHECKMULTISIG with compressed keys", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, true, WitnessMode::SH,
822 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key1C).PushWitRedeem().PushRedeem());
823
824 // P2WSH 1-of-2 multisig with first key uncompressed
825 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0) << OP_2 << OP_CHECKMULTISIG,
826 "P2WSH CHECKMULTISIG with first key uncompressed and signing with the first key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::SH,
827 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key0).PushWitRedeem());
828 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0) << OP_2 << OP_CHECKMULTISIG,
829 "P2SH(P2WSH) CHECKMULTISIG first key uncompressed and signing with the first key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true, WitnessMode::SH,
830 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key0).PushWitRedeem().PushRedeem());
831 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0) << OP_2 << OP_CHECKMULTISIG,
832 "P2WSH CHECKMULTISIG with first key uncompressed and signing with the first key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, false, WitnessMode::SH,
833 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key0).PushWitRedeem().ScriptError(SCRIPT_ERR_WITNESS_PUBKEYTYPE));
834 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0) << OP_2 << OP_CHECKMULTISIG,
835 "P2SH(P2WSH) CHECKMULTISIG with first key uncompressed and signing with the first key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, true, WitnessMode::SH,
836 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key0).PushWitRedeem().PushRedeem().ScriptError(SCRIPT_ERR_WITNESS_PUBKEYTYPE));
837 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0) << OP_2 << OP_CHECKMULTISIG,
838 "P2WSH CHECKMULTISIG with first key uncompressed and signing with the second key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::SH,
839 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key1C).PushWitRedeem());
840 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0) << OP_2 << OP_CHECKMULTISIG,
841 "P2SH(P2WSH) CHECKMULTISIG with first key uncompressed and signing with the second key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true, WitnessMode::SH,
842 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key1C).PushWitRedeem().PushRedeem());
843 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0) << OP_2 << OP_CHECKMULTISIG,
844 "P2WSH CHECKMULTISIG with first key uncompressed and signing with the second key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, false, WitnessMode::SH,
845 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key1C).PushWitRedeem().ScriptError(SCRIPT_ERR_WITNESS_PUBKEYTYPE));
846 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0) << OP_2 << OP_CHECKMULTISIG,
847 "P2SH(P2WSH) CHECKMULTISIG with first key uncompressed and signing with the second key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, true, WitnessMode::SH,
848 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key1C).PushWitRedeem().PushRedeem().ScriptError(SCRIPT_ERR_WITNESS_PUBKEYTYPE));
849 // P2WSH 1-of-2 multisig with second key uncompressed
850 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1) << ToByteVector(keys.pubkey0C) << OP_2 << OP_CHECKMULTISIG,
851 "P2WSH CHECKMULTISIG with second key uncompressed and signing with the first key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::SH,
852 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key0C).PushWitRedeem());
853 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1) << ToByteVector(keys.pubkey0C) << OP_2 << OP_CHECKMULTISIG,
854 "P2SH(P2WSH) CHECKMULTISIG second key uncompressed and signing with the first key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true, WitnessMode::SH,
855 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key0C).PushWitRedeem().PushRedeem());
856 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1) << ToByteVector(keys.pubkey0C) << OP_2 << OP_CHECKMULTISIG,
857 "P2WSH CHECKMULTISIG with second key uncompressed and signing with the first key should pass as the uncompressed key is not used", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, false, WitnessMode::SH,
858 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key0C).PushWitRedeem());
859 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1) << ToByteVector(keys.pubkey0C) << OP_2 << OP_CHECKMULTISIG,
860 "P2SH(P2WSH) CHECKMULTISIG with second key uncompressed and signing with the first key should pass as the uncompressed key is not used", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, true, WitnessMode::SH,
861 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key0C).PushWitRedeem().PushRedeem());
862 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1) << ToByteVector(keys.pubkey0C) << OP_2 << OP_CHECKMULTISIG,
863 "P2WSH CHECKMULTISIG with second key uncompressed and signing with the second key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::SH,
864 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key1).PushWitRedeem());
865 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1) << ToByteVector(keys.pubkey0C) << OP_2 << OP_CHECKMULTISIG,
866 "P2SH(P2WSH) CHECKMULTISIG with second key uncompressed and signing with the second key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true, WitnessMode::SH,
867 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key1).PushWitRedeem().PushRedeem());
868 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1) << ToByteVector(keys.pubkey0C) << OP_2 << OP_CHECKMULTISIG,
869 "P2WSH CHECKMULTISIG with second key uncompressed and signing with the second key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, false, WitnessMode::SH,
870 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key1).PushWitRedeem().ScriptError(SCRIPT_ERR_WITNESS_PUBKEYTYPE));
871 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1) << ToByteVector(keys.pubkey0C) << OP_2 << OP_CHECKMULTISIG,
872 "P2SH(P2WSH) CHECKMULTISIG with second key uncompressed and signing with the second key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, true, WitnessMode::SH,
873 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key1).PushWitRedeem().PushRedeem().ScriptError(SCRIPT_ERR_WITNESS_PUBKEYTYPE));
874
875 std::set<std::string> tests_set;
876
877 {
878 UniValue json_tests = read_json(json_tests::script_tests);
879
880 for (unsigned int idx = 0; idx < json_tests.size(); idx++) {
881 const UniValue& tv = json_tests[idx];
882 tests_set.insert(JSONPrettyPrint(tv.get_array()));
883 }
884 }
885
886#ifdef UPDATE_JSON_TESTS
887 std::string strGen;
888#endif
889 for (TestBuilder& test : tests) {
890 test.Test(*this);
891 std::string str = JSONPrettyPrint(test.GetJSON());
892#ifdef UPDATE_JSON_TESTS
893 strGen += str + ",\n";
894#else
895 if (tests_set.count(str) == 0) {
896 BOOST_CHECK_MESSAGE(false, "Missing auto script_valid test: " + test.GetComment());
897 }
898#endif
899 }
900
901#ifdef UPDATE_JSON_TESTS
902 FILE* file = fsbridge::fopen("script_tests.json.gen", "w");
903 fputs(strGen.c_str(), file);
904 fclose(file);
905#endif
906}
907
908BOOST_AUTO_TEST_CASE(script_json_test)
909{
910 // Read tests from test/data/script_tests.json
911 // Format is an array of arrays
912 // Inner arrays are [ ["wit"..., nValue]?, "scriptSig", "scriptPubKey", "flags", "expected_scripterror" ]
913 // ... where scriptSig and scriptPubKey are stringified
914 // scripts.
915 // If a witness is given, then the last value in the array should be the
916 // amount (nValue) to use in the crediting tx
917 UniValue tests = read_json(json_tests::script_tests);
918
919 const KeyData keys;
920 for (unsigned int idx = 0; idx < tests.size(); idx++) {
921 const UniValue& test = tests[idx];
922 std::string strTest = test.write();
923 CScriptWitness witness;
924 TaprootBuilder taprootBuilder;
925 CAmount nValue = 0;
926 unsigned int pos = 0;
927 if (test.size() > 0 && test[pos].isArray()) {
928 unsigned int i=0;
929 for (i = 0; i < test[pos].size()-1; i++) {
930 auto element = test[pos][i].get_str();
931 // We use #SCRIPT# to flag a non-hex script that we can read using ParseScript
932 // Taproot script must be third from the last element in witness stack
933 static const std::string SCRIPT_FLAG{"#SCRIPT#"};
934 if (element.starts_with(SCRIPT_FLAG)) {
935 CScript script = ParseScript(element.substr(SCRIPT_FLAG.size()));
936 witness.stack.push_back(ToByteVector(script));
937 } else if (element == "#CONTROLBLOCK#") {
938 // Taproot script control block - second from the last element in witness stack
939 // If #CONTROLBLOCK# we auto-generate the control block
940 taprootBuilder.Add(/*depth=*/0, witness.stack.back(), TAPROOT_LEAF_TAPSCRIPT, /*track=*/true);
941 taprootBuilder.Finalize(XOnlyPubKey(keys.key0.GetPubKey()));
942 auto controlblocks = taprootBuilder.GetSpendData().scripts[{witness.stack.back(), TAPROOT_LEAF_TAPSCRIPT}];
943 witness.stack.push_back(*(controlblocks.begin()));
944 } else {
945 const auto witness_value{TryParseHex<unsigned char>(element)};
946 if (!witness_value.has_value()) {
947 BOOST_ERROR("Bad witness in test: " << strTest << " witness is not hex: " << element);
948 }
949 witness.stack.push_back(witness_value.value());
950 }
951 }
952 nValue = AmountFromValue(test[pos][i]);
953 pos++;
954 }
955 if (test.size() < 4 + pos) // Allow size > 3; extra stuff ignored (useful for comments)
956 {
957 if (test.size() != 1) {
958 BOOST_ERROR("Bad test: " << strTest);
959 }
960 continue;
961 }
962 std::string scriptSigString = test[pos++].get_str();
963 CScript scriptSig = ParseScript(scriptSigString);
964 std::string scriptPubKeyString = test[pos++].get_str();
965 CScript scriptPubKey;
966 // If requested, auto-generate the taproot output
967 if (scriptPubKeyString == "0x51 0x20 #TAPROOTOUTPUT#") {
968 BOOST_CHECK_MESSAGE(taprootBuilder.IsComplete(), "Failed to autogenerate Tapscript output key");
969 scriptPubKey = CScript() << OP_1 << ToByteVector(taprootBuilder.GetOutput());
970 } else {
971 scriptPubKey = ParseScript(scriptPubKeyString);
972 }
973 script_verify_flags scriptflags = ParseScriptFlags(test[pos++].get_str());
974 int scriptError = ParseScriptError(test[pos++].get_str());
975
976 DoTest(scriptPubKey, scriptSig, witness, scriptflags, strTest, scriptError, nValue);
977 }
978}
979
980BOOST_AUTO_TEST_CASE(script_PushData)
981{
982 // Check that PUSHDATA1, PUSHDATA2, and PUSHDATA4 create the same value on
983 // the stack as the 1-75 opcodes do.
984 static const unsigned char direct[] = { 1, 0x5a };
985 static const unsigned char pushdata1[] = { OP_PUSHDATA1, 1, 0x5a };
986 static const unsigned char pushdata2[] = { OP_PUSHDATA2, 1, 0, 0x5a };
987 static const unsigned char pushdata4[] = { OP_PUSHDATA4, 1, 0, 0, 0, 0x5a };
988
989 ScriptError err;
990 std::vector<std::vector<unsigned char> > directStack;
991 BOOST_CHECK(EvalScript(directStack, CScript(direct, direct + sizeof(direct)), SCRIPT_VERIFY_P2SH, BaseSignatureChecker(), SigVersion::BASE, &err));
992 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
993
994 std::vector<std::vector<unsigned char> > pushdata1Stack;
995 BOOST_CHECK(EvalScript(pushdata1Stack, CScript(pushdata1, pushdata1 + sizeof(pushdata1)), SCRIPT_VERIFY_P2SH, BaseSignatureChecker(), SigVersion::BASE, &err));
996 BOOST_CHECK(pushdata1Stack == directStack);
997 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
998
999 std::vector<std::vector<unsigned char> > pushdata2Stack;
1000 BOOST_CHECK(EvalScript(pushdata2Stack, CScript(pushdata2, pushdata2 + sizeof(pushdata2)), SCRIPT_VERIFY_P2SH, BaseSignatureChecker(), SigVersion::BASE, &err));
1001 BOOST_CHECK(pushdata2Stack == directStack);
1002 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
1003
1004 std::vector<std::vector<unsigned char> > pushdata4Stack;
1005 BOOST_CHECK(EvalScript(pushdata4Stack, CScript(pushdata4, pushdata4 + sizeof(pushdata4)), SCRIPT_VERIFY_P2SH, BaseSignatureChecker(), SigVersion::BASE, &err));
1006 BOOST_CHECK(pushdata4Stack == directStack);
1007 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
1008
1009 const std::vector<unsigned char> pushdata1_trunc{OP_PUSHDATA1, 1};
1010 const std::vector<unsigned char> pushdata2_trunc{OP_PUSHDATA2, 1, 0};
1011 const std::vector<unsigned char> pushdata4_trunc{OP_PUSHDATA4, 1, 0, 0, 0};
1012
1013 std::vector<std::vector<unsigned char>> stack_ignore;
1014 BOOST_CHECK(!EvalScript(stack_ignore, CScript(pushdata1_trunc.begin(), pushdata1_trunc.end()), SCRIPT_VERIFY_P2SH, BaseSignatureChecker(), SigVersion::BASE, &err));
1015 BOOST_CHECK_EQUAL(err, SCRIPT_ERR_BAD_OPCODE);
1016 BOOST_CHECK(!EvalScript(stack_ignore, CScript(pushdata2_trunc.begin(), pushdata2_trunc.end()), SCRIPT_VERIFY_P2SH, BaseSignatureChecker(), SigVersion::BASE, &err));
1017 BOOST_CHECK_EQUAL(err, SCRIPT_ERR_BAD_OPCODE);
1018 BOOST_CHECK(!EvalScript(stack_ignore, CScript(pushdata4_trunc.begin(), pushdata4_trunc.end()), SCRIPT_VERIFY_P2SH, BaseSignatureChecker(), SigVersion::BASE, &err));
1019 BOOST_CHECK_EQUAL(err, SCRIPT_ERR_BAD_OPCODE);
1020}
1021
1022BOOST_AUTO_TEST_CASE(script_cltv_truncated)
1023{
1024 const auto script_cltv_trunc = CScript() << OP_CHECKLOCKTIMEVERIFY;
1025
1026 std::vector<std::vector<unsigned char>> stack_ignore;
1027 ScriptError err;
1028 BOOST_CHECK(!EvalScript(stack_ignore, script_cltv_trunc, SCRIPT_VERIFY_CHECKLOCKTIMEVERIFY, BaseSignatureChecker(), SigVersion::BASE, &err));
1029 BOOST_CHECK_EQUAL(err, SCRIPT_ERR_INVALID_STACK_OPERATION);
1030}
1031
1032static CScript
1033sign_multisig(const CScript& scriptPubKey, const std::vector<CKey>& keys, const CTransaction& transaction)
1034{
1035 uint256 hash = SignatureHash(scriptPubKey, transaction, 0, SIGHASH_ALL, 0, SigVersion::BASE);
1036
1037 CScript result;
1038 //
1039 // NOTE: CHECKMULTISIG has an unfortunate bug; it requires
1040 // one extra item on the stack, before the signatures.
1041 // Putting OP_0 on the stack is the workaround;
1042 // fixing the bug would mean splitting the block chain (old
1043 // clients would not accept new CHECKMULTISIG transactions,
1044 // and vice-versa)
1045 //
1046 result << OP_0;
1047 for (const CKey &key : keys)
1048 {
1049 std::vector<unsigned char> vchSig;
1050 BOOST_CHECK(key.Sign(hash, vchSig));
1051 vchSig.push_back((unsigned char)SIGHASH_ALL);
1052 result << vchSig;
1053 }
1054 return result;
1055}
1056static CScript
1057sign_multisig(const CScript& scriptPubKey, const CKey& key, const CTransaction& transaction)
1058{
1059 std::vector<CKey> keys;
1060 keys.push_back(key);
1061 return sign_multisig(scriptPubKey, keys, transaction);
1062}
1063
1064BOOST_AUTO_TEST_CASE(script_CHECKMULTISIG12)
1065{
1066 ScriptError err;
1067 CKey key1 = GenerateRandomKey();
1068 CKey key2 = GenerateRandomKey(/*compressed=*/false);
1069 CKey key3 = GenerateRandomKey();
1070
1071 CScript scriptPubKey12;
1072 scriptPubKey12 << OP_1 << ToByteVector(key1.GetPubKey()) << ToByteVector(key2.GetPubKey()) << OP_2 << OP_CHECKMULTISIG;
1073
1074 const CTransaction txFrom12{BuildCreditingTransaction(scriptPubKey12)};
1075 CMutableTransaction txTo12 = BuildSpendingTransaction(CScript(), CScriptWitness(), txFrom12);
1076
1077 CScript goodsig1 = sign_multisig(scriptPubKey12, key1, CTransaction(txTo12));
1078 BOOST_CHECK(VerifyScript(goodsig1, scriptPubKey12, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo12, 0, txFrom12.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1079 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
1080 txTo12.vout[0].nValue = 2;
1081 BOOST_CHECK(!VerifyScript(goodsig1, scriptPubKey12, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo12, 0, txFrom12.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1082 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_EVAL_FALSE, ScriptErrorString(err));
1083
1084 CScript goodsig2 = sign_multisig(scriptPubKey12, key2, CTransaction(txTo12));
1085 BOOST_CHECK(VerifyScript(goodsig2, scriptPubKey12, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo12, 0, txFrom12.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1086 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
1087
1088 CScript badsig1 = sign_multisig(scriptPubKey12, key3, CTransaction(txTo12));
1089 BOOST_CHECK(!VerifyScript(badsig1, scriptPubKey12, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo12, 0, txFrom12.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1090 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_EVAL_FALSE, ScriptErrorString(err));
1091}
1092
1093BOOST_AUTO_TEST_CASE(script_CHECKMULTISIG23)
1094{
1095 ScriptError err;
1096 CKey key1 = GenerateRandomKey();
1097 CKey key2 = GenerateRandomKey(/*compressed=*/false);
1098 CKey key3 = GenerateRandomKey();
1099 CKey key4 = GenerateRandomKey(/*compressed=*/false);
1100
1101 CScript scriptPubKey23;
1102 scriptPubKey23 << OP_2 << ToByteVector(key1.GetPubKey()) << ToByteVector(key2.GetPubKey()) << ToByteVector(key3.GetPubKey()) << OP_3 << OP_CHECKMULTISIG;
1103
1104 const CTransaction txFrom23{BuildCreditingTransaction(scriptPubKey23)};
1105 CMutableTransaction txTo23 = BuildSpendingTransaction(CScript(), CScriptWitness(), txFrom23);
1106
1107 std::vector<CKey> keys;
1108 keys.push_back(key1); keys.push_back(key2);
1109 CScript goodsig1 = sign_multisig(scriptPubKey23, keys, CTransaction(txTo23));
1110 BOOST_CHECK(VerifyScript(goodsig1, scriptPubKey23, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1111 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
1112
1113 keys.clear();
1114 keys.push_back(key1); keys.push_back(key3);
1115 CScript goodsig2 = sign_multisig(scriptPubKey23, keys, CTransaction(txTo23));
1116 BOOST_CHECK(VerifyScript(goodsig2, scriptPubKey23, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1117 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
1118
1119 keys.clear();
1120 keys.push_back(key2); keys.push_back(key3);
1121 CScript goodsig3 = sign_multisig(scriptPubKey23, keys, CTransaction(txTo23));
1122 BOOST_CHECK(VerifyScript(goodsig3, scriptPubKey23, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1123 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
1124
1125 keys.clear();
1126 keys.push_back(key2); keys.push_back(key2); // Can't reuse sig
1127 CScript badsig1 = sign_multisig(scriptPubKey23, keys, CTransaction(txTo23));
1128 BOOST_CHECK(!VerifyScript(badsig1, scriptPubKey23, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1129 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_EVAL_FALSE, ScriptErrorString(err));
1130
1131 keys.clear();
1132 keys.push_back(key2); keys.push_back(key1); // sigs must be in correct order
1133 CScript badsig2 = sign_multisig(scriptPubKey23, keys, CTransaction(txTo23));
1134 BOOST_CHECK(!VerifyScript(badsig2, scriptPubKey23, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1135 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_EVAL_FALSE, ScriptErrorString(err));
1136
1137 keys.clear();
1138 keys.push_back(key3); keys.push_back(key2); // sigs must be in correct order
1139 CScript badsig3 = sign_multisig(scriptPubKey23, keys, CTransaction(txTo23));
1140 BOOST_CHECK(!VerifyScript(badsig3, scriptPubKey23, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1141 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_EVAL_FALSE, ScriptErrorString(err));
1142
1143 keys.clear();
1144 keys.push_back(key4); keys.push_back(key2); // sigs must match pubkeys
1145 CScript badsig4 = sign_multisig(scriptPubKey23, keys, CTransaction(txTo23));
1146 BOOST_CHECK(!VerifyScript(badsig4, scriptPubKey23, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1147 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_EVAL_FALSE, ScriptErrorString(err));
1148
1149 keys.clear();
1150 keys.push_back(key1); keys.push_back(key4); // sigs must match pubkeys
1151 CScript badsig5 = sign_multisig(scriptPubKey23, keys, CTransaction(txTo23));
1152 BOOST_CHECK(!VerifyScript(badsig5, scriptPubKey23, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1153 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_EVAL_FALSE, ScriptErrorString(err));
1154
1155 keys.clear(); // Must have signatures
1156 CScript badsig6 = sign_multisig(scriptPubKey23, keys, CTransaction(txTo23));
1157 BOOST_CHECK(!VerifyScript(badsig6, scriptPubKey23, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1158 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_INVALID_STACK_OPERATION, ScriptErrorString(err));
1159}
1160
1162static TxoutType GetTxoutType(const CScript& output_script)
1163{
1164 std::vector<std::vector<uint8_t>> unused;
1165 return Solver(output_script, unused);
1166}
1167
1168#define CHECK_SCRIPT_STATIC_SIZE(script, expected_size) \
1169 do { \
1170 BOOST_CHECK_EQUAL((script).size(), (expected_size)); \
1171 BOOST_CHECK_EQUAL((script).capacity(), CScriptBase::STATIC_SIZE); \
1172 BOOST_CHECK_EQUAL((script).allocated_memory(), 0); \
1173 } while (0)
1174
1175#define CHECK_SCRIPT_DYNAMIC_SIZE(script, expected_size, expected_extra) \
1176 do { \
1177 BOOST_CHECK_EQUAL((script).size(), (expected_size)); \
1178 BOOST_CHECK_EQUAL((script).capacity(), (expected_extra)); \
1179 BOOST_CHECK_EQUAL((script).allocated_memory(), (expected_extra)); \
1180 } while (0)
1181
1182BOOST_AUTO_TEST_CASE(script_size_and_capacity_test)
1183{
1184 BOOST_CHECK_EQUAL(sizeof(CompressedScript), 40);
1185 BOOST_CHECK_EQUAL(sizeof(CScriptBase), 40);
1186 BOOST_CHECK_NE(sizeof(CScriptBase), sizeof(prevector<CScriptBase::STATIC_SIZE + 1, uint8_t>)); // CScriptBase size should be set to avoid wasting space in padding
1187 BOOST_CHECK_EQUAL(sizeof(CScript), 40);
1188 BOOST_CHECK_EQUAL(sizeof(CTxOut), 48);
1189
1190 CKey dummy_key;
1191 dummy_key.MakeNewKey(/*fCompressed=*/true);
1192 const CPubKey dummy_pubkey{dummy_key.GetPubKey()};
1193
1194 // Small OP_RETURN has direct allocation
1195 {
1196 const auto script{CScript() << OP_RETURN << std::vector<uint8_t>(10, 0xaa)};
1197 BOOST_CHECK_EQUAL(GetTxoutType(script), TxoutType::NULL_DATA);
1198 CHECK_SCRIPT_STATIC_SIZE(script, 12);
1199 }
1200
1201 // P2WPKH has direct allocation
1202 {
1203 const auto script{GetScriptForDestination(WitnessV0KeyHash{PKHash{dummy_pubkey}})};
1204 BOOST_CHECK_EQUAL(GetTxoutType(script), TxoutType::WITNESS_V0_KEYHASH);
1205 CHECK_SCRIPT_STATIC_SIZE(script, 22);
1206 }
1207
1208 // P2SH has direct allocation
1209 {
1210 const auto script{GetScriptForDestination(ScriptHash{CScript{} << OP_TRUE})};
1211 BOOST_CHECK(script.IsPayToScriptHash());
1212 CHECK_SCRIPT_STATIC_SIZE(script, 23);
1213 }
1214
1215 // P2PKH has direct allocation
1216 {
1217 const auto script{GetScriptForDestination(PKHash{dummy_pubkey})};
1218 BOOST_CHECK_EQUAL(GetTxoutType(script), TxoutType::PUBKEYHASH);
1219 CHECK_SCRIPT_STATIC_SIZE(script, 25);
1220 }
1221
1222 // P2WSH has direct allocation
1223 {
1224 const auto script{GetScriptForDestination(WitnessV0ScriptHash{CScript{} << OP_TRUE})};
1225 BOOST_CHECK(script.IsPayToWitnessScriptHash());
1226 CHECK_SCRIPT_STATIC_SIZE(script, 34);
1227 }
1228
1229 // P2TR has direct allocation
1230 {
1231 const auto script{GetScriptForDestination(WitnessV1Taproot{XOnlyPubKey{dummy_pubkey}})};
1232 BOOST_CHECK_EQUAL(GetTxoutType(script), TxoutType::WITNESS_V1_TAPROOT);
1233 CHECK_SCRIPT_STATIC_SIZE(script, 34);
1234 }
1235
1236 // Compressed P2PK has direct allocation
1237 {
1238 const auto script{GetScriptForRawPubKey(dummy_pubkey)};
1239 BOOST_CHECK_EQUAL(GetTxoutType(script), TxoutType::PUBKEY);
1240 CHECK_SCRIPT_STATIC_SIZE(script, 35);
1241 }
1242
1243 // Uncompressed P2PK needs extra allocation
1244 {
1245 CKey uncompressed_key;
1246 uncompressed_key.MakeNewKey(/*fCompressed=*/false);
1247 const CPubKey uncompressed_pubkey{uncompressed_key.GetPubKey()};
1248
1249 const auto script{GetScriptForRawPubKey(uncompressed_pubkey)};
1250 BOOST_CHECK_EQUAL(GetTxoutType(script), TxoutType::PUBKEY);
1251 CHECK_SCRIPT_DYNAMIC_SIZE(script, 67, 67);
1252 }
1253
1254 // Bare multisig needs extra allocation
1255 {
1256 const auto script{GetScriptForMultisig(1, std::vector{2, dummy_pubkey})};
1257 BOOST_CHECK_EQUAL(GetTxoutType(script), TxoutType::MULTISIG);
1258 CHECK_SCRIPT_DYNAMIC_SIZE(script, 71, 103);
1259 }
1260}
1261
1262/* Wrapper around ProduceSignature to combine two scriptsigs */
1263SignatureData CombineSignatures(const CTxOut& txout, const CMutableTransaction& tx, const SignatureData& scriptSig1, const SignatureData& scriptSig2)
1264{
1265 SignatureData data;
1266 data.MergeSignatureData(scriptSig1);
1267 data.MergeSignatureData(scriptSig2);
1268 ProduceSignature(DUMMY_SIGNING_PROVIDER, MutableTransactionSignatureCreator(tx, 0, txout.nValue, SIGHASH_DEFAULT), txout.scriptPubKey, data);
1269 return data;
1270}
1271
1272BOOST_AUTO_TEST_CASE(script_combineSigs)
1273{
1274 // Test the ProduceSignature's ability to combine signatures function
1275 FillableSigningProvider keystore;
1276 std::vector<CKey> keys;
1277 std::vector<CPubKey> pubkeys;
1278 for (int i = 0; i < 3; i++)
1279 {
1280 CKey key = GenerateRandomKey(/*compressed=*/i%2 == 1);
1281 keys.push_back(key);
1282 pubkeys.push_back(key.GetPubKey());
1283 BOOST_CHECK(keystore.AddKey(key));
1284 }
1285
1286 CMutableTransaction txFrom = BuildCreditingTransaction(GetScriptForDestination(PKHash(keys[0].GetPubKey())));
1287 CMutableTransaction txTo = BuildSpendingTransaction(CScript(), CScriptWitness(), CTransaction(txFrom));
1288 CScript& scriptPubKey = txFrom.vout[0].scriptPubKey;
1289 SignatureData scriptSig;
1290
1291 SignatureData empty;
1292 SignatureData combined = CombineSignatures(txFrom.vout[0], txTo, empty, empty);
1293 BOOST_CHECK(combined.scriptSig.empty());
1294
1295 // Single signature case:
1296 SignatureData dummy;
1297 BOOST_CHECK(SignSignature(keystore, CTransaction(txFrom), txTo, 0, SIGHASH_ALL, dummy)); // changes scriptSig
1298 scriptSig = DataFromTransaction(txTo, 0, txFrom.vout[0]);
1299 combined = CombineSignatures(txFrom.vout[0], txTo, scriptSig, empty);
1300 BOOST_CHECK(combined.scriptSig == scriptSig.scriptSig);
1301 combined = CombineSignatures(txFrom.vout[0], txTo, empty, scriptSig);
1302 BOOST_CHECK(combined.scriptSig == scriptSig.scriptSig);
1303 SignatureData scriptSigCopy = scriptSig;
1304 // Signing again will give a different, valid signature:
1305 SignatureData dummy_b;
1306 BOOST_CHECK(SignSignature(keystore, CTransaction(txFrom), txTo, 0, SIGHASH_ALL, dummy_b));
1307 scriptSig = DataFromTransaction(txTo, 0, txFrom.vout[0]);
1308 combined = CombineSignatures(txFrom.vout[0], txTo, scriptSigCopy, scriptSig);
1309 BOOST_CHECK(combined.scriptSig == scriptSigCopy.scriptSig || combined.scriptSig == scriptSig.scriptSig);
1310
1311 // P2SH, single-signature case:
1312 CScript pkSingle; pkSingle << ToByteVector(keys[0].GetPubKey()) << OP_CHECKSIG;
1313 BOOST_CHECK(keystore.AddCScript(pkSingle));
1314 scriptPubKey = GetScriptForDestination(ScriptHash(pkSingle));
1315 SignatureData dummy_c;
1316 BOOST_CHECK(SignSignature(keystore, CTransaction(txFrom), txTo, 0, SIGHASH_ALL, dummy_c));
1317 scriptSig = DataFromTransaction(txTo, 0, txFrom.vout[0]);
1318 combined = CombineSignatures(txFrom.vout[0], txTo, scriptSig, empty);
1319 BOOST_CHECK(combined.scriptSig == scriptSig.scriptSig);
1320 combined = CombineSignatures(txFrom.vout[0], txTo, empty, scriptSig);
1321 BOOST_CHECK(combined.scriptSig == scriptSig.scriptSig);
1322 scriptSigCopy = scriptSig;
1323 SignatureData dummy_d;
1324 BOOST_CHECK(SignSignature(keystore, CTransaction(txFrom), txTo, 0, SIGHASH_ALL, dummy_d));
1325 scriptSig = DataFromTransaction(txTo, 0, txFrom.vout[0]);
1326 combined = CombineSignatures(txFrom.vout[0], txTo, scriptSigCopy, scriptSig);
1327 BOOST_CHECK(combined.scriptSig == scriptSigCopy.scriptSig || combined.scriptSig == scriptSig.scriptSig);
1328
1329 // Hardest case: Multisig 2-of-3
1330 scriptPubKey = GetScriptForMultisig(2, pubkeys);
1331 BOOST_CHECK(keystore.AddCScript(scriptPubKey));
1332 SignatureData dummy_e;
1333 BOOST_CHECK(SignSignature(keystore, CTransaction(txFrom), txTo, 0, SIGHASH_ALL, dummy_e));
1334 scriptSig = DataFromTransaction(txTo, 0, txFrom.vout[0]);
1335 combined = CombineSignatures(txFrom.vout[0], txTo, scriptSig, empty);
1336 BOOST_CHECK(combined.scriptSig == scriptSig.scriptSig);
1337 combined = CombineSignatures(txFrom.vout[0], txTo, empty, scriptSig);
1338 BOOST_CHECK(combined.scriptSig == scriptSig.scriptSig);
1339
1340 // A couple of partially-signed versions:
1341 std::vector<unsigned char> sig1;
1342 uint256 hash1 = SignatureHash(scriptPubKey, txTo, 0, SIGHASH_ALL, 0, SigVersion::BASE);
1343 BOOST_CHECK(keys[0].Sign(hash1, sig1));
1344 sig1.push_back(SIGHASH_ALL);
1345 std::vector<unsigned char> sig2;
1346 uint256 hash2 = SignatureHash(scriptPubKey, txTo, 0, SIGHASH_NONE, 0, SigVersion::BASE);
1347 BOOST_CHECK(keys[1].Sign(hash2, sig2));
1348 sig2.push_back(SIGHASH_NONE);
1349 std::vector<unsigned char> sig3;
1350 uint256 hash3 = SignatureHash(scriptPubKey, txTo, 0, SIGHASH_SINGLE, 0, SigVersion::BASE);
1351 BOOST_CHECK(keys[2].Sign(hash3, sig3));
1352 sig3.push_back(SIGHASH_SINGLE);
1353
1354 // Not fussy about order (or even existence) of placeholders or signatures:
1355 CScript partial1a = CScript() << OP_0 << sig1 << OP_0;
1356 CScript partial1b = CScript() << OP_0 << OP_0 << sig1;
1357 CScript partial2a = CScript() << OP_0 << sig2;
1358 CScript partial2b = CScript() << sig2 << OP_0;
1359 CScript partial3a = CScript() << sig3;
1360 CScript partial3b = CScript() << OP_0 << OP_0 << sig3;
1361 CScript partial3c = CScript() << OP_0 << sig3 << OP_0;
1362 CScript complete12 = CScript() << OP_0 << sig1 << sig2;
1363 CScript complete13 = CScript() << OP_0 << sig1 << sig3;
1364 CScript complete23 = CScript() << OP_0 << sig2 << sig3;
1365 SignatureData partial1_sigs;
1366 partial1_sigs.signatures.emplace(keys[0].GetPubKey().GetID(), SigPair(keys[0].GetPubKey(), sig1));
1367 SignatureData partial2_sigs;
1368 partial2_sigs.signatures.emplace(keys[1].GetPubKey().GetID(), SigPair(keys[1].GetPubKey(), sig2));
1369 SignatureData partial3_sigs;
1370 partial3_sigs.signatures.emplace(keys[2].GetPubKey().GetID(), SigPair(keys[2].GetPubKey(), sig3));
1371
1372 combined = CombineSignatures(txFrom.vout[0], txTo, partial1_sigs, partial1_sigs);
1373 BOOST_CHECK(combined.scriptSig == partial1a);
1374 combined = CombineSignatures(txFrom.vout[0], txTo, partial1_sigs, partial2_sigs);
1375 BOOST_CHECK(combined.scriptSig == complete12);
1376 combined = CombineSignatures(txFrom.vout[0], txTo, partial2_sigs, partial1_sigs);
1377 BOOST_CHECK(combined.scriptSig == complete12);
1378 combined = CombineSignatures(txFrom.vout[0], txTo, partial1_sigs, partial2_sigs);
1379 BOOST_CHECK(combined.scriptSig == complete12);
1380 combined = CombineSignatures(txFrom.vout[0], txTo, partial3_sigs, partial1_sigs);
1381 BOOST_CHECK(combined.scriptSig == complete13);
1382 combined = CombineSignatures(txFrom.vout[0], txTo, partial2_sigs, partial3_sigs);
1383 BOOST_CHECK(combined.scriptSig == complete23);
1384 combined = CombineSignatures(txFrom.vout[0], txTo, partial3_sigs, partial2_sigs);
1385 BOOST_CHECK(combined.scriptSig == complete23);
1386 combined = CombineSignatures(txFrom.vout[0], txTo, partial3_sigs, partial3_sigs);
1387 BOOST_CHECK(combined.scriptSig == partial3c);
1388}
1389
1393BOOST_AUTO_TEST_CASE(sign_invalid_miniscript)
1394{
1395 FillableSigningProvider keystore;
1396 SignatureData sig_data;
1397 CMutableTransaction prev, curr;
1398
1399 // Create a Taproot output which contains a leaf in which a non-32 bytes push is used where a public key is expected
1400 // by the Miniscript parser. This offending Script was found by the RPC fuzzer.
1401 const auto invalid_pubkey{"173d36c8c9c9c9ffffffffffff0200000000021e1e37373721361818181818181e1e1e1e19000000000000000000b19292929292926b006c9b9b9292"_hex_u8};
1402 TaprootBuilder builder;
1403 builder.Add(0, {invalid_pubkey}, 0xc0);
1404 builder.Finalize(XOnlyPubKey::NUMS_H);
1405 prev.vout.emplace_back(0, GetScriptForDestination(builder.GetOutput()));
1406 curr.vin.emplace_back(COutPoint{prev.GetHash(), 0});
1407 sig_data.tr_spenddata = builder.GetSpendData();
1408
1409 // SignSignature can fail but it shouldn't raise an exception (nor crash).
1410 BOOST_CHECK(!SignSignature(keystore, CTransaction(prev), curr, 0, SIGHASH_ALL, sig_data));
1411}
1412
1413/* P2A input should be considered signed. */
1414BOOST_AUTO_TEST_CASE(sign_paytoanchor)
1415{
1416 FillableSigningProvider keystore;
1417 SignatureData sig_data;
1418 CMutableTransaction prev, curr;
1419 prev.vout.emplace_back(0, GetScriptForDestination(PayToAnchor{}));
1420
1421 curr.vin.emplace_back(COutPoint{prev.GetHash(), 0});
1422
1423 BOOST_CHECK(SignSignature(keystore, CTransaction(prev), curr, 0, SIGHASH_ALL, sig_data));
1424}
1425
1426BOOST_AUTO_TEST_CASE(script_standard_push)
1427{
1428 ScriptError err;
1429 for (int i=0; i<67000; i++) {
1430 CScript script;
1431 script << i;
1432 BOOST_CHECK_MESSAGE(script.IsPushOnly(), "Number " << i << " is not pure push.");
1433 BOOST_CHECK_MESSAGE(VerifyScript(script, CScript() << OP_1, nullptr, SCRIPT_VERIFY_MINIMALDATA, BaseSignatureChecker(), &err), "Number " << i << " push is not minimal data.");
1434 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
1435 }
1436
1437 for (unsigned int i=0; i<=MAX_SCRIPT_ELEMENT_SIZE; i++) {
1438 std::vector<unsigned char> data(i, '\111');
1439 CScript script;
1440 script << data;
1441 BOOST_CHECK_MESSAGE(script.IsPushOnly(), "Length " << i << " is not pure push.");
1442 BOOST_CHECK_MESSAGE(VerifyScript(script, CScript() << OP_1, nullptr, SCRIPT_VERIFY_MINIMALDATA, BaseSignatureChecker(), &err), "Length " << i << " push is not minimal data.");
1443 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
1444 }
1445}
1446
1447BOOST_AUTO_TEST_CASE(script_IsPushOnly_on_invalid_scripts)
1448{
1449 // IsPushOnly returns false when given a script containing only pushes that
1450 // are invalid due to truncation. IsPushOnly() is consensus critical
1451 // because P2SH evaluation uses it, although this specific behavior should
1452 // not be consensus critical as the P2SH evaluation would fail first due to
1453 // the invalid push. Still, it doesn't hurt to test it explicitly.
1454 static const unsigned char direct[] = { 1 };
1455 BOOST_CHECK(!CScript(direct, direct+sizeof(direct)).IsPushOnly());
1456}
1457
1458BOOST_AUTO_TEST_CASE(script_GetScriptAsm)
1459{
1460 BOOST_CHECK_EQUAL("OP_CHECKLOCKTIMEVERIFY", ScriptToAsmStr(CScript() << OP_NOP2, true));
1461 BOOST_CHECK_EQUAL("OP_CHECKLOCKTIMEVERIFY", ScriptToAsmStr(CScript() << OP_CHECKLOCKTIMEVERIFY, true));
1462 BOOST_CHECK_EQUAL("OP_CHECKLOCKTIMEVERIFY", ScriptToAsmStr(CScript() << OP_NOP2));
1463 BOOST_CHECK_EQUAL("OP_CHECKLOCKTIMEVERIFY", ScriptToAsmStr(CScript() << OP_CHECKLOCKTIMEVERIFY));
1464
1465 std::string derSig("304502207fa7a6d1e0ee81132a269ad84e68d695483745cde8b541e3bf630749894e342a022100c1f7ab20e13e22fb95281a870f3dcf38d782e53023ee313d741ad0cfbc0c5090");
1466 std::string pubKey("03b0da749730dc9b4b1f4a14d6902877a92541f5368778853d9c4a0cb7802dcfb2");
1467 std::vector<unsigned char> vchPubKey = ToByteVector(ParseHex(pubKey));
1468
1469 BOOST_CHECK_EQUAL(derSig + "00 " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "00")) << vchPubKey, true));
1470 BOOST_CHECK_EQUAL(derSig + "80 " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "80")) << vchPubKey, true));
1471 BOOST_CHECK_EQUAL(derSig + "[ALL] " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "01")) << vchPubKey, true));
1472 BOOST_CHECK_EQUAL(derSig + "[NONE] " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "02")) << vchPubKey, true));
1473 BOOST_CHECK_EQUAL(derSig + "[SINGLE] " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "03")) << vchPubKey, true));
1474 BOOST_CHECK_EQUAL(derSig + "[ALL|ANYONECANPAY] " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "81")) << vchPubKey, true));
1475 BOOST_CHECK_EQUAL(derSig + "[NONE|ANYONECANPAY] " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "82")) << vchPubKey, true));
1476 BOOST_CHECK_EQUAL(derSig + "[SINGLE|ANYONECANPAY] " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "83")) << vchPubKey, true));
1477
1478 BOOST_CHECK_EQUAL(derSig + "00 " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "00")) << vchPubKey));
1479 BOOST_CHECK_EQUAL(derSig + "80 " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "80")) << vchPubKey));
1480 BOOST_CHECK_EQUAL(derSig + "01 " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "01")) << vchPubKey));
1481 BOOST_CHECK_EQUAL(derSig + "02 " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "02")) << vchPubKey));
1482 BOOST_CHECK_EQUAL(derSig + "03 " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "03")) << vchPubKey));
1483 BOOST_CHECK_EQUAL(derSig + "81 " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "81")) << vchPubKey));
1484 BOOST_CHECK_EQUAL(derSig + "82 " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "82")) << vchPubKey));
1485 BOOST_CHECK_EQUAL(derSig + "83 " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "83")) << vchPubKey));
1486}
1487
1488template <typename T>
1489CScript ToScript(const T& byte_container)
1490{
1491 auto span{MakeUCharSpan(byte_container)};
1492 return {span.begin(), span.end()};
1493}
1494
1495BOOST_AUTO_TEST_CASE(script_byte_array_u8_vector_equivalence)
1496{
1497 const CScript scriptPubKey1 = CScript() << "04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f"_hex_v_u8 << OP_CHECKSIG;
1498 const CScript scriptPubKey2 = CScript() << "04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f"_hex << OP_CHECKSIG;
1499 BOOST_CHECK(scriptPubKey1 == scriptPubKey2);
1500}
1501
1502BOOST_AUTO_TEST_CASE(script_FindAndDelete)
1503{
1504 // Exercise the FindAndDelete functionality
1505 CScript s;
1506 CScript d;
1507 CScript expect;
1508
1509 s = CScript() << OP_1 << OP_2;
1510 d = CScript(); // delete nothing should be a no-op
1511 expect = s;
1512 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 0);
1513 BOOST_CHECK(s == expect);
1514
1515 s = CScript() << OP_1 << OP_2 << OP_3;
1516 d = CScript() << OP_2;
1517 expect = CScript() << OP_1 << OP_3;
1518 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 1);
1519 BOOST_CHECK(s == expect);
1520
1521 s = CScript() << OP_3 << OP_1 << OP_3 << OP_3 << OP_4 << OP_3;
1522 d = CScript() << OP_3;
1523 expect = CScript() << OP_1 << OP_4;
1524 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 4);
1525 BOOST_CHECK(s == expect);
1526
1527 s = ToScript("0302ff03"_hex); // PUSH 0x02ff03 onto stack
1528 d = ToScript("0302ff03"_hex);
1529 expect = CScript();
1530 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 1);
1531 BOOST_CHECK(s == expect);
1532
1533 s = ToScript("0302ff030302ff03"_hex); // PUSH 0x02ff03 PUSH 0x02ff03
1534 d = ToScript("0302ff03"_hex);
1535 expect = CScript();
1536 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 2);
1537 BOOST_CHECK(s == expect);
1538
1539 s = ToScript("0302ff030302ff03"_hex);
1540 d = ToScript("02"_hex);
1541 expect = s; // FindAndDelete matches entire opcodes
1542 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 0);
1543 BOOST_CHECK(s == expect);
1544
1545 s = ToScript("0302ff030302ff03"_hex);
1546 d = ToScript("ff"_hex);
1547 expect = s;
1548 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 0);
1549 BOOST_CHECK(s == expect);
1550
1551 // This is an odd edge case: strip of the push-three-bytes
1552 // prefix, leaving 02ff03 which is push-two-bytes:
1553 s = ToScript("0302ff030302ff03"_hex);
1554 d = ToScript("03"_hex);
1555 expect = CScript() << "ff03"_hex << "ff03"_hex;
1556 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 2);
1557 BOOST_CHECK(s == expect);
1558
1559 // Byte sequence that spans multiple opcodes:
1560 s = ToScript("02feed5169"_hex); // PUSH(0xfeed) OP_1 OP_VERIFY
1561 d = ToScript("feed51"_hex);
1562 expect = s;
1563 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 0); // doesn't match 'inside' opcodes
1564 BOOST_CHECK(s == expect);
1565
1566 s = ToScript("02feed5169"_hex); // PUSH(0xfeed) OP_1 OP_VERIFY
1567 d = ToScript("02feed51"_hex);
1568 expect = ToScript("69"_hex);
1569 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 1);
1570 BOOST_CHECK(s == expect);
1571
1572 s = ToScript("516902feed5169"_hex);
1573 d = ToScript("feed51"_hex);
1574 expect = s;
1575 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 0);
1576 BOOST_CHECK(s == expect);
1577
1578 s = ToScript("516902feed5169"_hex);
1579 d = ToScript("02feed51"_hex);
1580 expect = ToScript("516969"_hex);
1581 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 1);
1582 BOOST_CHECK(s == expect);
1583
1584 s = CScript() << OP_0 << OP_0 << OP_1 << OP_1;
1585 d = CScript() << OP_0 << OP_1;
1586 expect = CScript() << OP_0 << OP_1; // FindAndDelete is single-pass
1587 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 1);
1588 BOOST_CHECK(s == expect);
1589
1590 s = CScript() << OP_0 << OP_0 << OP_1 << OP_0 << OP_1 << OP_1;
1591 d = CScript() << OP_0 << OP_1;
1592 expect = CScript() << OP_0 << OP_1; // FindAndDelete is single-pass
1593 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 2);
1594 BOOST_CHECK(s == expect);
1595
1596 // Another weird edge case:
1597 // End with invalid push (not enough data)...
1598 s = ToScript("0003feed"_hex);
1599 d = ToScript("03feed"_hex); // ... can remove the invalid push
1600 expect = ToScript("00"_hex);
1601 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 1);
1602 BOOST_CHECK(s == expect);
1603
1604 s = ToScript("0003feed"_hex);
1605 d = ToScript("00"_hex);
1606 expect = ToScript("03feed"_hex);
1607 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 1);
1608 BOOST_CHECK(s == expect);
1609}
1610
1611BOOST_AUTO_TEST_CASE(script_HasValidOps)
1612{
1613 // Exercise the HasValidOps functionality
1614 CScript script;
1615 script = ToScript("76a9141234567890abcdefa1a2a3a4a5a6a7a8a9a0aaab88ac"_hex); // Normal script
1616 BOOST_CHECK(script.HasValidOps());
1617 script = ToScript("76a914ff34567890abcdefa1a2a3a4a5a6a7a8a9a0aaab88ac"_hex);
1618 BOOST_CHECK(script.HasValidOps());
1619 script = ToScript("ff88ac"_hex); // Script with OP_INVALIDOPCODE explicit
1620 BOOST_CHECK(!script.HasValidOps());
1621 script = ToScript("88acc0"_hex); // Script with undefined opcode
1622 BOOST_CHECK(!script.HasValidOps());
1623}
1624
1625BOOST_AUTO_TEST_CASE(bip341_keypath_test_vectors)
1626{
1627 UniValue tests;
1628 tests.read(json_tests::bip341_wallet_vectors);
1629
1630 const auto& vectors = tests["keyPathSpending"];
1631
1632 for (const auto& vec : vectors.getValues()) {
1633 auto txhex = ParseHex(vec["given"]["rawUnsignedTx"].get_str());
1634 CMutableTransaction tx;
1635 SpanReader{txhex} >> TX_WITH_WITNESS(tx);
1636 std::vector<CTxOut> utxos;
1637 for (const auto& utxo_spent : vec["given"]["utxosSpent"].getValues()) {
1638 auto script_bytes = ParseHex(utxo_spent["scriptPubKey"].get_str());
1639 CScript script{script_bytes.begin(), script_bytes.end()};
1640 CAmount amount{utxo_spent["amountSats"].getInt<int>()};
1641 utxos.emplace_back(amount, script);
1642 }
1643
1644 PrecomputedTransactionData txdata;
1645 txdata.Init(tx, std::vector<CTxOut>{utxos}, true);
1646
1647 BOOST_CHECK(txdata.m_bip341_taproot_ready);
1648 BOOST_CHECK_EQUAL(HexStr(txdata.m_spent_amounts_single_hash), vec["intermediary"]["hashAmounts"].get_str());
1649 BOOST_CHECK_EQUAL(HexStr(txdata.m_outputs_single_hash), vec["intermediary"]["hashOutputs"].get_str());
1650 BOOST_CHECK_EQUAL(HexStr(txdata.m_prevouts_single_hash), vec["intermediary"]["hashPrevouts"].get_str());
1651 BOOST_CHECK_EQUAL(HexStr(txdata.m_spent_scripts_single_hash), vec["intermediary"]["hashScriptPubkeys"].get_str());
1652 BOOST_CHECK_EQUAL(HexStr(txdata.m_sequences_single_hash), vec["intermediary"]["hashSequences"].get_str());
1653
1654 for (const auto& input : vec["inputSpending"].getValues()) {
1655 int txinpos = input["given"]["txinIndex"].getInt<int>();
1656 int hashtype = input["given"]["hashType"].getInt<int>();
1657
1658 // Load key.
1659 auto privkey = ParseHex(input["given"]["internalPrivkey"].get_str());
1660 CKey key;
1661 key.Set(privkey.begin(), privkey.end(), true);
1662
1663 // Load Merkle root.
1664 uint256 merkle_root;
1665 if (!input["given"]["merkleRoot"].isNull()) {
1666 merkle_root = uint256{ParseHex(input["given"]["merkleRoot"].get_str())};
1667 }
1668
1669 // Compute and verify (internal) public key.
1670 XOnlyPubKey pubkey{key.GetPubKey()};
1671 BOOST_CHECK_EQUAL(HexStr(pubkey), input["intermediary"]["internalPubkey"].get_str());
1672
1673 // Sign and verify signature.
1674 FlatSigningProvider provider;
1675 provider.keys[key.GetPubKey().GetID()] = key;
1676 MutableTransactionSignatureCreator creator(tx, txinpos, utxos[txinpos].nValue, &txdata, hashtype);
1677 std::vector<unsigned char> signature;
1678 BOOST_CHECK(creator.CreateSchnorrSig(provider, signature, pubkey, nullptr, &merkle_root, SigVersion::TAPROOT));
1679 BOOST_CHECK_EQUAL(HexStr(signature), input["expected"]["witness"][0].get_str());
1680
1681 // We can't observe the tweak used inside the signing logic, so verify by recomputing it.
1682 BOOST_CHECK_EQUAL(HexStr(pubkey.ComputeTapTweakHash(merkle_root.IsNull() ? nullptr : &merkle_root)), input["intermediary"]["tweak"].get_str());
1683
1684 // We can't observe the sighash used inside the signing logic, so verify by recomputing it.
1685 ScriptExecutionData sed;
1686 sed.m_annex_init = true;
1687 sed.m_annex_present = false;
1688 uint256 sighash;
1689 BOOST_CHECK(SignatureHashSchnorr(sighash, sed, tx, txinpos, hashtype, SigVersion::TAPROOT, txdata, MissingDataBehavior::FAIL));
1690 BOOST_CHECK_EQUAL(HexStr(sighash), input["intermediary"]["sigHash"].get_str());
1691
1692 // To verify the sigmsg, hash the expected sigmsg, and compare it with the (expected) sighash.
1693 BOOST_CHECK_EQUAL(HexStr((HashWriter{HASHER_TAPSIGHASH} << std::span<const uint8_t>{ParseHex(input["intermediary"]["sigMsg"].get_str())}).GetSHA256()), input["intermediary"]["sigHash"].get_str());
1694 }
1695 }
1696}
1697
1698BOOST_AUTO_TEST_CASE(compute_tapbranch)
1699{
1700 constexpr uint256 hash1{"8ad69ec7cf41c2a4001fd1f738bf1e505ce2277acdcaa63fe4765192497f47a7"};
1701 constexpr uint256 hash2{"f224a923cd0021ab202ab139cc56802ddb92dcfc172b9212261a539df79a112a"};
1702 constexpr uint256 result{"a64c5b7b943315f9b805d7a7296bedfcfd08919270a1f7a1466e98f8693d8cd9"};
1703 BOOST_CHECK_EQUAL(ComputeTapbranchHash(hash1, hash2), result);
1704}
1705
1706BOOST_AUTO_TEST_CASE(compute_tapleaf)
1707{
1708 constexpr uint8_t script[6] = {'f','o','o','b','a','r'};
1709 constexpr uint256 tlc0{"edbc10c272a1215dcdcc11d605b9027b5ad6ed97cd45521203f136767b5b9c06"};
1710 constexpr uint256 tlc2{"8b5c4f90ae6bf76e259dbef5d8a59df06359c391b59263741b25eca76451b27a"};
1711
1712 BOOST_CHECK_EQUAL(ComputeTapleafHash(0xc0, std::span(script)), tlc0);
1713 BOOST_CHECK_EQUAL(ComputeTapleafHash(0xc2, std::span(script)), tlc2);
1714}
1715
1716BOOST_AUTO_TEST_CASE(formatscriptflags)
1717{
1718 // quick check that FormatScriptFlags reports any unknown/unexpected bits
1719 BOOST_CHECK_EQUAL(FormatScriptFlags(SCRIPT_VERIFY_P2SH), "P2SH");
1720 BOOST_CHECK_EQUAL(FormatScriptFlags(SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_TAPROOT), "P2SH,TAPROOT");
1721 BOOST_CHECK_EQUAL(FormatScriptFlags(SCRIPT_VERIFY_P2SH | script_verify_flags::from_int(1u<<31)), "P2SH,0x80000000");
1722 BOOST_CHECK_EQUAL(FormatScriptFlags(SCRIPT_VERIFY_TAPROOT | script_verify_flags::from_int(1u<<27)), "TAPROOT,0x08000000");
1723 BOOST_CHECK_EQUAL(FormatScriptFlags(SCRIPT_VERIFY_TAPROOT | script_verify_flags::from_int((1u<<28) | (1ull<<58))), "TAPROOT,0x400000010000000");
1724 BOOST_CHECK_EQUAL(FormatScriptFlags(script_verify_flags::from_int(1u<<26)), "0x04000000");
1725}
1726
1727BOOST_AUTO_TEST_SUITE_END()
GetScriptForDestination
CScript GetScriptForDestination(const CTxDestination &dest)
Generate a Bitcoin scriptPubKey for the given CTxDestination.
Definition: addresstype.cpp:166
CAmount
int64_t CAmount
Amount in satoshis (Can be negative)
Definition: amount.h:12
ret
int ret
Definition: bitcoin-cli.cpp:1350
AmountFromValue
static CAmount AmountFromValue(const UniValue &value)
Definition: bitcoin-tx.cpp:554
flags
int flags
Definition: bitcoin-tx.cpp:529
CHash160
A hasher class for Bitcoin's 160-bit hash (SHA-256 + RIPEMD-160).
Definition: hash.h:49
CHash160::Write
CHash160 & Write(std::span< const unsigned char > input)
Definition: hash.h:62
CHash160::Finalize
void Finalize(std::span< unsigned char > output)
Definition: hash.h:55
CKey
An encapsulated private key.
Definition: key.h:36
CKey::Sign
bool Sign(const uint256 &hash, std::vector< unsigned char > &vchSig, bool grind=true, uint32_t test_case=0) const
Create a DER-serialized signature.
Definition: key.cpp:209
CKey::MakeNewKey
void MakeNewKey(bool fCompressed)
Generate a new private key using a cryptographic PRNG.
Definition: key.cpp:162
CKey::GetPubKey
CPubKey GetPubKey() const
Compute the public key from a private key.
Definition: key.cpp:183
CKey::Set
void Set(const T pbegin, const T pend, bool fCompressedIn)
Initialize using begin and end iterators to byte data.
Definition: key.h:104
COutPoint
An outpoint - a combination of a transaction hash and an index n into its vout.
Definition: transaction.h:29
CPubKey
An encapsulated public key.
Definition: pubkey.h:34
CPubKey::data
const unsigned char * data() const
Definition: pubkey.h:113
CPubKey::GetID
CKeyID GetID() const
Get the KeyID of this public key (hash of its serialization)
Definition: pubkey.h:160
CPubKey::end
const unsigned char * end() const
Definition: pubkey.h:115
CPubKey::begin
const unsigned char * begin() const
Definition: pubkey.h:114
CSHA256
A hasher class for SHA-256.
Definition: sha256.h:14
CSHA256::Finalize
void Finalize(unsigned char hash[OUTPUT_SIZE])
Definition: sha256.cpp:725
CSHA256::Write
CSHA256 & Write(const unsigned char *data, size_t len)
Definition: sha256.cpp:699
CScript
Serialized script, used inside transaction inputs and outputs.
Definition: script.h:405
CScriptID
A reference to a CScript: the Hash160 of its serialization.
Definition: script.h:594
CTransaction
The basic transaction that is broadcasted on the network and contained in blocks.
Definition: transaction.h:281
CTxOut
An output of a transaction.
Definition: transaction.h:140
CTxOut::scriptPubKey
CScript scriptPubKey
Definition: transaction.h:143
CTxOut::nValue
CAmount nValue
Definition: transaction.h:142
FillableSigningProvider
Fillable signing provider that keeps keys in an address->secret map.
Definition: signingprovider.h:251
FillableSigningProvider::AddCScript
virtual bool AddCScript(const CScript &redeemScript)
Definition: signingprovider.cpp:223
FillableSigningProvider::AddKey
virtual bool AddKey(const CKey &key)
Definition: signingprovider.h:311
HashWriter
A writer stream (for serialization) that computes a 256-bit hash.
Definition: hash.h:101
MutableTransactionSignatureCreator
A signature creator for transactions.
Definition: sign.h:44
MutableTransactionSignatureCreator::CreateSchnorrSig
bool CreateSchnorrSig(const SigningProvider &provider, std::vector< unsigned char > &sig, const XOnlyPubKey &pubkey, const uint256 *leaf_hash, const uint256 *merkle_root, SigVersion sigversion) const override
Definition: sign.cpp:88
RandomMixin::randbits
uint64_t randbits(int bits) noexcept
Generate a random (bits)-bit integer.
Definition: random.h:204
SpanReader
Minimal stream for reading from an existing byte array by std::span.
Definition: streams.h:83
TaprootBuilder
Utility class to construct Taproot outputs from internal key and script tree.
Definition: signingprovider.h:50
TaprootBuilder::GetOutput
WitnessV1Taproot GetOutput()
Compute scriptPubKey (after Finalize()).
Definition: signingprovider.cpp:465
TaprootBuilder::GetSpendData
TaprootSpendData GetSpendData() const
Compute spending data (after Finalize()).
Definition: signingprovider.cpp:467
TaprootBuilder::IsComplete
bool IsComplete() const
Return whether there were either no leaves, or the leaves form a Huffman tree.
Definition: signingprovider.h:132
TaprootBuilder::Add
TaprootBuilder & Add(int depth, std::span< const unsigned char > script, int leaf_version, bool track=true)
Add a new script at a certain depth in the tree.
Definition: signingprovider.cpp:431
TaprootBuilder::Finalize
TaprootBuilder & Finalize(const XOnlyPubKey &internal_key)
Finalize the construction.
Definition: signingprovider.cpp:454
UniValue::get_str
const std::string & get_str() const
Definition: univalue_get.cpp:66
UniValue::isArray
bool isArray() const
Definition: univalue.h:87
UniValue::VARR
@ VARR
Definition: univalue.h:24
UniValue::write
std::string write(unsigned int prettyIndent=0, unsigned int indentLevel=0) const
Definition: univalue_write.cpp:31
UniValue::size
size_t size() const
Definition: univalue.h:71
UniValue::get_array
const UniValue & get_array() const
Definition: univalue_get.cpp:87
XOnlyPubKey::NUMS_H
static const XOnlyPubKey NUMS_H
Nothing Up My Sleeve point H Used as an internal key for provably disabling the key path spend see BI...
Definition: pubkey.h:235
base_blob::IsNull
constexpr bool IsNull() const
Definition: uint256.h:48
base_blob::begin
constexpr unsigned char * begin()
Definition: uint256.h:100
prevector
Implements a drop-in replacement for std::vector<T> which stores up to N elements directly (without h...
Definition: prevector.h:37
prevector::empty
bool empty() const
Definition: prevector.h:251
prevector::size
size_type size() const
Definition: prevector.h:247
prevector::data
value_type * data()
Definition: prevector.h:477
prevector::begin
iterator begin()
Definition: prevector.h:255
prevector::end
iterator end()
Definition: prevector.h:257
prevector::push_back
void push_back(const T &value)
Definition: prevector.h:392
script_verify_flags
Definition: verify_flags.h:15
script_verify_flags::from_int
static constexpr script_verify_flags from_int(value_type f)
Definition: verify_flags.h:35
uint160
160-bit opaque blob.
Definition: uint256.h:183
uint256
256-bit opaque blob.
Definition: uint256.h:195
core_io.h
ParseScript
CScript ParseScript(const std::string &s)
Definition: core_read.cpp:63
FormatScript
std::string FormatScript(const CScript &script)
Definition: core_write.cpp:39
ScriptToAsmStr
std::string ScriptToAsmStr(const CScript &script, const bool fAttemptSighashDecode=false)
Create the assembly string representation of a CScript object.
Definition: core_write.cpp:98
ValueFromAmount
UniValue ValueFromAmount(const CAmount amount)
Definition: core_write.cpp:26
BOOST_FIXTURE_TEST_SUITE
BOOST_FIXTURE_TEST_SUITE(cuckoocache_tests, BasicTestingSetup)
Test Suite for CuckooCache.
BOOST_AUTO_TEST_SUITE_END
BOOST_AUTO_TEST_SUITE_END()
HexStr
std::string HexStr(const std::span< const uint8_t > s)
Convert a span of bytes to a lower-case hexadecimal string.
Definition: hex_base.cpp:31
ComputeTapbranchHash
uint256 ComputeTapbranchHash(std::span< const unsigned char > a, std::span< const unsigned char > b)
Compute the BIP341 tapbranch hash from two branches.
Definition: interpreter.cpp:1877
SignatureHashSchnorr
bool SignatureHashSchnorr(uint256 &hash_out, ScriptExecutionData &execdata, const T &tx_to, uint32_t in_pos, uint8_t hash_type, SigVersion sigversion, const PrecomputedTransactionData &cache, MissingDataBehavior mdb)
Definition: interpreter.cpp:1483
FindAndDelete
int FindAndDelete(CScript &script, const CScript &b)
Definition: interpreter.cpp:229
ComputeTapleafHash
uint256 ComputeTapleafHash(uint8_t leaf_version, std::span< const unsigned char > script)
Compute the BIP341 tapleaf hash from leaf version & script.
Definition: interpreter.cpp:1872
EvalScript
bool EvalScript(std::vector< std::vector< unsigned char > > &stack, const CScript &script, script_verify_flags flags, const BaseSignatureChecker &checker, SigVersion sigversion, ScriptExecutionData &execdata, ScriptError *serror)
Definition: interpreter.cpp:407
SignatureHash
uint256 SignatureHash(const CScript &scriptCode, const T &txTo, unsigned int nIn, int32_t nHashType, const CAmount &amount, SigVersion sigversion, const PrecomputedTransactionData *cache, SigHashCache *sighash_cache)
Definition: interpreter.cpp:1600
GetScriptFlagNames
std::vector< std::string > GetScriptFlagNames(script_verify_flags flags)
Definition: interpreter.cpp:2198
VerifyScript
bool VerifyScript(const CScript &scriptSig, const CScript &scriptPubKey, const CScriptWitness *witness, script_verify_flags flags, const BaseSignatureChecker &checker, ScriptError *serror)
Definition: interpreter.cpp:2002
HASHER_TAPSIGHASH
const HashWriter HASHER_TAPSIGHASH
Hasher with tag "TapSighash" pre-fed to it.
Definition: interpreter.cpp:1466
MAX_SCRIPT_VERIFY_FLAGS_BITS
static constexpr int MAX_SCRIPT_VERIFY_FLAGS_BITS
Definition: interpreter.h:154
SigVersion
SigVersion
Definition: interpreter.h:201
SigVersion::TAPROOT
@ TAPROOT
Witness v1 with 32-byte program, not BIP16 P2SH-wrapped, key path spending; see BIP 341.
SigVersion::BASE
@ BASE
Bare scripts and BIP16 P2SH-wrapped redeemscripts.
SigVersion::WITNESS_V0
@ WITNESS_V0
Witness v0 (P2WPKH and P2WSH); see BIP 141.
MutableTransactionSignatureChecker
GenericTransactionSignatureChecker< CMutableTransaction > MutableTransactionSignatureChecker
Definition: interpreter.h:337
TAPROOT_LEAF_TAPSCRIPT
static constexpr uint8_t TAPROOT_LEAF_TAPSCRIPT
Definition: interpreter.h:242
SIGHASH_ANYONECANPAY
@ SIGHASH_ANYONECANPAY
Definition: interpreter.h:34
SIGHASH_DEFAULT
@ SIGHASH_DEFAULT
Taproot only; implied when sighash byte is missing, and equivalent to SIGHASH_ALL.
Definition: interpreter.h:36
SIGHASH_ALL
@ SIGHASH_ALL
Definition: interpreter.h:31
SIGHASH_NONE
@ SIGHASH_NONE
Definition: interpreter.h:32
SIGHASH_SINGLE
@ SIGHASH_SINGLE
Definition: interpreter.h:33
MissingDataBehavior::ASSERT_FAIL
@ ASSERT_FAIL
Abort execution through assertion failure (for consensus code)
MissingDataBehavior::FAIL
@ FAIL
Just act as if the signature was invalid.
script_verify_flag_name::SCRIPT_VERIFY_DISCOURAGE_UPGRADABLE_WITNESS_PROGRAM
@ SCRIPT_VERIFY_DISCOURAGE_UPGRADABLE_WITNESS_PROGRAM
read_json
UniValue read_json(std::string_view jsondata)
Definition: json.cpp:12
GenerateRandomKey
CKey GenerateRandomKey(bool compressed) noexcept
Definition: key.cpp:475
BCLog::NONE
@ NONE
Definition: logging.h:65
fsbridge::fopen
FILE * fopen(const fs::path &p, const char *mode)
Definition: fs.cpp:25
miniscript::Opcode
std::pair< opcodetype, std::vector< unsigned char > > Opcode
Definition: miniscript.h:189
test_vectors_musig2_generate.s
tuple s
Definition: test_vectors_musig2_generate.py:72
test_vectors_musig2_generate.data
data
Definition: test_vectors_musig2_generate.py:98
util::hex_literals
""_hex is a compile-time user-defined literal returning a std::array<std::byte>, equivalent to ParseH...
Definition: strencodings.h:384
util::Join
auto Join(const C &container, const S &separator, UnaryOp unary_op)
Join all container items.
Definition: string.h:204
BOOST_CHECK_EQUAL
#define BOOST_CHECK_EQUAL(v1, v2)
Definition: object.cpp:18
BOOST_CHECK
#define BOOST_CHECK(expr)
Definition: object.cpp:17
TX_WITH_WITNESS
static constexpr TransactionSerParams TX_WITH_WITNESS
Definition: transaction.h:180
MakeTransactionRef
static CTransactionRef MakeTransactionRef(Tx &&txIn)
Definition: transaction.h:404
CTransactionRef
std::shared_ptr< const CTransaction > CTransactionRef
Definition: transaction.h:403
name
const char * name
Definition: rest.cpp:48
MAX_SCRIPT_ELEMENT_SIZE
static const unsigned int MAX_SCRIPT_ELEMENT_SIZE
Definition: script.h:28
opcodetype
opcodetype
Script opcodes.
Definition: script.h:74
OP_2
@ OP_2
Definition: script.h:85
OP_PUSHDATA4
@ OP_PUSHDATA4
Definition: script.h:80
OP_CHECKMULTISIG
@ OP_CHECKMULTISIG
Definition: script.h:192
OP_CHECKSIG
@ OP_CHECKSIG
Definition: script.h:190
OP_CHECKLOCKTIMEVERIFY
@ OP_CHECKLOCKTIMEVERIFY
Definition: script.h:197
OP_NOT
@ OP_NOT
Definition: script.h:158
OP_EQUAL
@ OP_EQUAL
Definition: script.h:146
OP_4
@ OP_4
Definition: script.h:87
OP_DUP
@ OP_DUP
Definition: script.h:125
OP_NOP2
@ OP_NOP2
Definition: script.h:198
OP_NOP8
@ OP_NOP8
Definition: script.h:205
OP_HASH160
@ OP_HASH160
Definition: script.h:187
OP_1
@ OP_1
Definition: script.h:83
OP_TRUE
@ OP_TRUE
Definition: script.h:84
OP_PUSHDATA1
@ OP_PUSHDATA1
Definition: script.h:78
OP_3
@ OP_3
Definition: script.h:86
OP_PUSHDATA2
@ OP_PUSHDATA2
Definition: script.h:79
OP_0
@ OP_0
Definition: script.h:76
OP_EQUALVERIFY
@ OP_EQUALVERIFY
Definition: script.h:147
ToByteVector
std::vector< unsigned char > ToByteVector(const T &in)
Definition: script.h:67
ScriptErrorString
std::string ScriptErrorString(const ScriptError serror)
Definition: script_error.cpp:10
script_error.h
ScriptError
enum ScriptError_t ScriptError
ScriptError_t
ScriptError_t
Definition: script_error.h:12
SCRIPT_ERR_OP_CODESEPARATOR
@ SCRIPT_ERR_OP_CODESEPARATOR
Definition: script_error.h:83
SCRIPT_ERR_SIG_PUSHONLY
@ SCRIPT_ERR_SIG_PUSHONLY
Definition: script_error.h:48
SCRIPT_ERR_OP_COUNT
@ SCRIPT_ERR_OP_COUNT
Definition: script_error.h:21
SCRIPT_ERR_EVAL_FALSE
@ SCRIPT_ERR_EVAL_FALSE
Definition: script_error.h:15
SCRIPT_ERR_NUMEQUALVERIFY
@ SCRIPT_ERR_NUMEQUALVERIFY
Definition: script_error.h:31
SCRIPT_ERR_VERIFY
@ SCRIPT_ERR_VERIFY
Definition: script_error.h:27
SCRIPT_ERR_DISABLED_OPCODE
@ SCRIPT_ERR_DISABLED_OPCODE
Definition: script_error.h:35
SCRIPT_ERR_INVALID_ALTSTACK_OPERATION
@ SCRIPT_ERR_INVALID_ALTSTACK_OPERATION
Definition: script_error.h:37
SCRIPT_ERR_DISCOURAGE_UPGRADABLE_WITNESS_PROGRAM
@ SCRIPT_ERR_DISCOURAGE_UPGRADABLE_WITNESS_PROGRAM
Definition: script_error.h:58
SCRIPT_ERR_TAPSCRIPT_EMPTY_PUBKEY
@ SCRIPT_ERR_TAPSCRIPT_EMPTY_PUBKEY
Definition: script_error.h:80
SCRIPT_ERR_SCRIPT_SIZE
@ SCRIPT_ERR_SCRIPT_SIZE
Definition: script_error.h:19
SCRIPT_ERR_UNKNOWN_ERROR
@ SCRIPT_ERR_UNKNOWN_ERROR
Definition: script_error.h:14
SCRIPT_ERR_WITNESS_PROGRAM_WRONG_LENGTH
@ SCRIPT_ERR_WITNESS_PROGRAM_WRONG_LENGTH
Definition: script_error.h:64
SCRIPT_ERR_SIG_HASHTYPE
@ SCRIPT_ERR_SIG_HASHTYPE
Definition: script_error.h:45
SCRIPT_ERR_MINIMALDATA
@ SCRIPT_ERR_MINIMALDATA
Definition: script_error.h:47
SCRIPT_ERR_CHECKSIGVERIFY
@ SCRIPT_ERR_CHECKSIGVERIFY
Definition: script_error.h:30
SCRIPT_ERR_STACK_SIZE
@ SCRIPT_ERR_STACK_SIZE
Definition: script_error.h:22
SCRIPT_ERR_WITNESS_MALLEATED_P2SH
@ SCRIPT_ERR_WITNESS_MALLEATED_P2SH
Definition: script_error.h:68
SCRIPT_ERR_WITNESS_MALLEATED
@ SCRIPT_ERR_WITNESS_MALLEATED
Definition: script_error.h:67
SCRIPT_ERR_DISCOURAGE_UPGRADABLE_NOPS
@ SCRIPT_ERR_DISCOURAGE_UPGRADABLE_NOPS
Definition: script_error.h:57
SCRIPT_ERR_EQUALVERIFY
@ SCRIPT_ERR_EQUALVERIFY
Definition: script_error.h:28
SCRIPT_ERR_INVALID_STACK_OPERATION
@ SCRIPT_ERR_INVALID_STACK_OPERATION
Definition: script_error.h:36
SCRIPT_ERR_SIG_COUNT
@ SCRIPT_ERR_SIG_COUNT
Definition: script_error.h:23
SCRIPT_ERR_SIG_HIGH_S
@ SCRIPT_ERR_SIG_HIGH_S
Definition: script_error.h:49
SCRIPT_ERR_SIG_DER
@ SCRIPT_ERR_SIG_DER
Definition: script_error.h:46
SCRIPT_ERR_WITNESS_UNEXPECTED
@ SCRIPT_ERR_WITNESS_UNEXPECTED
Definition: script_error.h:69
SCRIPT_ERR_NEGATIVE_LOCKTIME
@ SCRIPT_ERR_NEGATIVE_LOCKTIME
Definition: script_error.h:41
SCRIPT_ERR_WITNESS_PROGRAM_MISMATCH
@ SCRIPT_ERR_WITNESS_PROGRAM_MISMATCH
Definition: script_error.h:66
SCRIPT_ERR_OP_RETURN
@ SCRIPT_ERR_OP_RETURN
Definition: script_error.h:16
SCRIPT_ERR_PUSH_SIZE
@ SCRIPT_ERR_PUSH_SIZE
Definition: script_error.h:20
SCRIPT_ERR_SIG_NULLFAIL
@ SCRIPT_ERR_SIG_NULLFAIL
Definition: script_error.h:54
SCRIPT_ERR_OK
@ SCRIPT_ERR_OK
Definition: script_error.h:13
SCRIPT_ERR_SIG_NULLDUMMY
@ SCRIPT_ERR_SIG_NULLDUMMY
Definition: script_error.h:50
SCRIPT_ERR_PUBKEYTYPE
@ SCRIPT_ERR_PUBKEYTYPE
Definition: script_error.h:51
SCRIPT_ERR_CHECKMULTISIGVERIFY
@ SCRIPT_ERR_CHECKMULTISIGVERIFY
Definition: script_error.h:29
SCRIPT_ERR_UNSATISFIED_LOCKTIME
@ SCRIPT_ERR_UNSATISFIED_LOCKTIME
Definition: script_error.h:42
SCRIPT_ERR_WITNESS_PUBKEYTYPE
@ SCRIPT_ERR_WITNESS_PUBKEYTYPE
Definition: script_error.h:70
SCRIPT_ERR_SIG_FINDANDDELETE
@ SCRIPT_ERR_SIG_FINDANDDELETE
Definition: script_error.h:84
SCRIPT_ERR_BAD_OPCODE
@ SCRIPT_ERR_BAD_OPCODE
Definition: script_error.h:34
SCRIPT_ERR_PUBKEY_COUNT
@ SCRIPT_ERR_PUBKEY_COUNT
Definition: script_error.h:24
SCRIPT_ERR_WITNESS_PROGRAM_WITNESS_EMPTY
@ SCRIPT_ERR_WITNESS_PROGRAM_WITNESS_EMPTY
Definition: script_error.h:65
SCRIPT_ERR_CLEANSTACK
@ SCRIPT_ERR_CLEANSTACK
Definition: script_error.h:52
SCRIPT_ERR_UNBALANCED_CONDITIONAL
@ SCRIPT_ERR_UNBALANCED_CONDITIONAL
Definition: script_error.h:38
SCRIPT_ERR_MINIMALIF
@ SCRIPT_ERR_MINIMALIF
Definition: script_error.h:53
FormatScriptError
static std::string FormatScriptError(ScriptError_t err)
Definition: script_tests.cpp:105
GetTxoutType
static TxoutType GetTxoutType(const CScript &output_script)
Return the TxoutType of a script without exposing Solver details.
Definition: script_tests.cpp:1162
NegateSignatureS
static void NegateSignatureS(std::vector< unsigned char > &vchSig)
Definition: script_tests.cpp:149
CHECK_SCRIPT_STATIC_SIZE
#define CHECK_SCRIPT_STATIC_SIZE(script, expected_size)
Definition: script_tests.cpp:1168
ParseScriptError
static ScriptError_t ParseScriptError(const std::string &name)
Definition: script_tests.cpp:114
CombineSignatures
SignatureData CombineSignatures(const CTxOut &txout, const CMutableTransaction &tx, const SignatureData &scriptSig1, const SignatureData &scriptSig2)
Definition: script_tests.cpp:1263
script_errors
static ScriptErrorDesc script_errors[]
Definition: script_tests.cpp:53
FormatScriptFlags
static std::string FormatScriptFlags(script_verify_flags flags)
Definition: script_tests.cpp:100
ToScript
CScript ToScript(const T &byte_container)
Definition: script_tests.cpp:1489
CHECK_SCRIPT_DYNAMIC_SIZE
#define CHECK_SCRIPT_DYNAMIC_SIZE(script, expected_size, expected_extra)
Definition: script_tests.cpp:1175
sign_multisig
static CScript sign_multisig(const CScript &scriptPubKey, const std::vector< CKey > &keys, const CTransaction &transaction)
Definition: script_tests.cpp:1033
ParseScriptFlags
script_verify_flags ParseScriptFlags(std::string strFlags)
Definition: transaction_tests.cpp:55
BOOST_AUTO_TEST_CASE
BOOST_AUTO_TEST_CASE(script_build)
Definition: script_tests.cpp:431
gFlags
static const script_verify_flags gFlags
Definition: script_tests.cpp:43
secp256k1_ec_seckey_negate
SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int secp256k1_ec_seckey_negate(const secp256k1_context *ctx, unsigned char *seckey) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2)
Negates a secret key in place.
Definition: secp256k1.c:622
secp256k1_context_static
SECP256K1_API const secp256k1_context *const secp256k1_context_static
A built-in constant secp256k1 context object with static storage duration, to be used in conjunction ...
Definition: secp256k1.h:245
setup_common.h
ProduceSignature
bool ProduceSignature(const SigningProvider &provider, const BaseSignatureCreator &creator, const CScript &fromPubKey, SignatureData &sigdata)
Produce a script signature using a generic signature creator.
Definition: sign.cpp:731
GetPubKey
static bool GetPubKey(const SigningProvider &provider, const SignatureData &sigdata, const CKeyID &address, CPubKey &pubkey)
Definition: sign.cpp:223
DataFromTransaction
SignatureData DataFromTransaction(const CMutableTransaction &tx, unsigned int nIn, const CTxOut &txout)
Extract signature data from a transaction input, and insert it.
Definition: sign.cpp:839
SigPair
std::pair< CPubKey, std::vector< unsigned char > > SigPair
Definition: sign.h:72
DUMMY_SIGNING_PROVIDER
const SigningProvider & DUMMY_SIGNING_PROVIDER
Definition: signingprovider.cpp:12
Solver
TxoutType Solver(const CScript &scriptPubKey, std::vector< std::vector< unsigned char > > &vSolutionsRet)
Parse a scriptPubKey and identify script type for standard scripts.
Definition: solver.cpp:141
GetScriptForMultisig
CScript GetScriptForMultisig(int nRequired, const std::vector< CPubKey > &keys)
Generate a multisig script.
Definition: solver.cpp:218
GetScriptForRawPubKey
CScript GetScriptForRawPubKey(const CPubKey &pubKey)
Generate a P2PK script for the given pubkey.
Definition: solver.cpp:213
TxoutType
TxoutType
Definition: solver.h:22
TxoutType::WITNESS_V1_TAPROOT
@ WITNESS_V1_TAPROOT
TxoutType::NULL_DATA
@ NULL_DATA
unspendable OP_RETURN script that carries data
TxoutType::WITNESS_V0_KEYHASH
@ WITNESS_V0_KEYHASH
MakeUCharSpan
constexpr auto MakeUCharSpan(const V &v) -> decltype(UCharSpanCast(std::span{v}))
Like the std::span constructor, but for (const) unsigned char member types only.
Definition: span.h:111
ParseHex
std::vector< Byte > ParseHex(std::string_view hex_str)
Like TryParseHex, but returns an empty vector on invalid input.
Definition: strencodings.h:68
BasicTestingSetup
Basic testing setup.
Definition: setup_common.h:64
BasicTestingSetup::m_rng
FastRandomContext m_rng
Definition: setup_common.h:68
CMutableTransaction
A mutable version of CTransaction.
Definition: transaction.h:358
CMutableTransaction::vout
std::vector< CTxOut > vout
Definition: transaction.h:360
CMutableTransaction::GetHash
Txid GetHash() const
Compute the hash of this CMutableTransaction.
Definition: transaction.cpp:69
CMutableTransaction::vin
std::vector< CTxIn > vin
Definition: transaction.h:359
CScriptWitness::stack
std::vector< std::vector< unsigned char > > stack
Definition: script.h:580
FlatSigningProvider::keys
std::map< CKeyID, CKey > keys
Definition: signingprovider.h:228
Num
A type to represent integers in the type system.
Definition: lintrans.h:13
PrecomputedTransactionData::Init
void Init(const T &tx, std::vector< CTxOut > &&spent_outputs, bool force=false)
Initialize this PrecomputedTransactionData with transaction data.
Definition: interpreter.cpp:1403
PrecomputedTransactionData::m_bip341_taproot_ready
bool m_bip341_taproot_ready
Whether the 5 fields above are initialized.
Definition: interpreter.h:173
ScriptErrorDesc::err
ScriptError_t err
Definition: script_tests.cpp:49
ScriptErrorDesc::name
const char * name
Definition: script_tests.cpp:50
ScriptExecutionData::m_annex_present
bool m_annex_present
Whether an annex is present.
Definition: interpreter.h:223
ScriptExecutionData::m_annex_init
bool m_annex_init
Whether m_annex_present and (when needed) m_annex_hash are initialized.
Definition: interpreter.h:221
ScriptTest::DoTest
void DoTest(const CScript &scriptPubKey, const CScript &scriptSig, const CScriptWitness &scriptWitness, script_verify_flags flags, const std::string &message, int scriptError, CAmount nValue=0)
Definition: script_tests.cpp:124
SignatureData::signatures
std::map< CKeyID, SigPair > signatures
BIP 174 style partial signatures for the input. May contain all signatures necessary for producing a ...
Definition: sign.h:86
SignatureData::tr_spenddata
TaprootSpendData tr_spenddata
Taproot spending data.
Definition: sign.h:84
SignatureData::scriptSig
CScript scriptSig
The scriptSig of an input. Contains complete signatures or the traditional partial signatures format.
Definition: sign.h:80
TaprootSpendData::scripts
std::map< std::pair< std::vector< unsigned char >, int >, std::set< std::vector< unsigned char >, ShortestVectorFirstComparator > > scripts
Map from (script, leaf_version) to (sets of) control blocks.
Definition: signingprovider.h:43
strprintf
#define strprintf
Format arguments and return the string or write to given std::ostream (see tinyformat::format doc for...
Definition: tinyformat.h:1172
BuildSpendingTransaction
CMutableTransaction BuildSpendingTransaction(const CScript &scriptSig, const CScriptWitness &scriptWitness, const CTransaction &txCredit)
Definition: transaction_utils.cpp:26
SignSignature
bool SignSignature(const SigningProvider &provider, const CScript &fromPubKey, CMutableTransaction &txTo, unsigned int nIn, const CAmount &amount, int nHashType, SignatureData &sig_data)
Produce a satisfying script (scriptSig or witness).
Definition: transaction_utils.cpp:94
BuildCreditingTransaction
CMutableTransaction BuildCreditingTransaction(const CScript &scriptPubKey, int nValue)
Definition: transaction_utils.cpp:10
transaction_utils.h
tests
constexpr std::array tests
Definition: unitester.cpp:100
expect
#define expect(bit)
Definition: univalue_read.cpp:259
assert
assert(!tx.IsCoinBase())
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