Bitcoin Core 29.99.0
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/script.h>
13#include <script/script_error.h>
14#include <script/sigcache.h>
15#include <script/sign.h>
16#include <script/signingprovider.h>
17#include <script/solver.h>
18#include <streams.h>
19#include <test/util/json.h>
20#include <test/util/random.h>
21#include <test/util/setup_common.h>
22#include <test/util/transaction_utils.h>
23#include <util/fs.h>
24#include <util/strencodings.h>
25
26#include <cstdint>
27#include <fstream>
28#include <string>
29#include <vector>
30
31#include <boost/test/unit_test.hpp>
32
33#include <secp256k1.h>
34#include <univalue.h>
35
36// Uncomment if you want to output updated JSON tests.
37// #define UPDATE_JSON_TESTS
38
39using namespace util::hex_literals;
40
41static const unsigned int gFlags = SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_STRICTENC;
42
43unsigned int ParseScriptFlags(std::string strFlags);
44std::string FormatScriptFlags(unsigned int flags);
45
46struct ScriptErrorDesc
47{
48 ScriptError_t err;
49 const char *name;
50};
51
52static ScriptErrorDesc script_errors[]={
53 {SCRIPT_ERR_OK, "OK"},
54 {SCRIPT_ERR_UNKNOWN_ERROR, "UNKNOWN_ERROR"},
55 {SCRIPT_ERR_EVAL_FALSE, "EVAL_FALSE"},
56 {SCRIPT_ERR_OP_RETURN, "OP_RETURN"},
57 {SCRIPT_ERR_SCRIPT_SIZE, "SCRIPT_SIZE"},
58 {SCRIPT_ERR_PUSH_SIZE, "PUSH_SIZE"},
59 {SCRIPT_ERR_OP_COUNT, "OP_COUNT"},
60 {SCRIPT_ERR_STACK_SIZE, "STACK_SIZE"},
61 {SCRIPT_ERR_SIG_COUNT, "SIG_COUNT"},
62 {SCRIPT_ERR_PUBKEY_COUNT, "PUBKEY_COUNT"},
63 {SCRIPT_ERR_VERIFY, "VERIFY"},
64 {SCRIPT_ERR_EQUALVERIFY, "EQUALVERIFY"},
65 {SCRIPT_ERR_CHECKMULTISIGVERIFY, "CHECKMULTISIGVERIFY"},
66 {SCRIPT_ERR_CHECKSIGVERIFY, "CHECKSIGVERIFY"},
67 {SCRIPT_ERR_NUMEQUALVERIFY, "NUMEQUALVERIFY"},
68 {SCRIPT_ERR_BAD_OPCODE, "BAD_OPCODE"},
69 {SCRIPT_ERR_DISABLED_OPCODE, "DISABLED_OPCODE"},
70 {SCRIPT_ERR_INVALID_STACK_OPERATION, "INVALID_STACK_OPERATION"},
71 {SCRIPT_ERR_INVALID_ALTSTACK_OPERATION, "INVALID_ALTSTACK_OPERATION"},
72 {SCRIPT_ERR_UNBALANCED_CONDITIONAL, "UNBALANCED_CONDITIONAL"},
73 {SCRIPT_ERR_NEGATIVE_LOCKTIME, "NEGATIVE_LOCKTIME"},
74 {SCRIPT_ERR_UNSATISFIED_LOCKTIME, "UNSATISFIED_LOCKTIME"},
75 {SCRIPT_ERR_SIG_HASHTYPE, "SIG_HASHTYPE"},
76 {SCRIPT_ERR_SIG_DER, "SIG_DER"},
77 {SCRIPT_ERR_MINIMALDATA, "MINIMALDATA"},
78 {SCRIPT_ERR_SIG_PUSHONLY, "SIG_PUSHONLY"},
79 {SCRIPT_ERR_SIG_HIGH_S, "SIG_HIGH_S"},
80 {SCRIPT_ERR_SIG_NULLDUMMY, "SIG_NULLDUMMY"},
81 {SCRIPT_ERR_PUBKEYTYPE, "PUBKEYTYPE"},
82 {SCRIPT_ERR_CLEANSTACK, "CLEANSTACK"},
83 {SCRIPT_ERR_MINIMALIF, "MINIMALIF"},
84 {SCRIPT_ERR_SIG_NULLFAIL, "NULLFAIL"},
85 {SCRIPT_ERR_DISCOURAGE_UPGRADABLE_NOPS, "DISCOURAGE_UPGRADABLE_NOPS"},
86 {SCRIPT_ERR_DISCOURAGE_UPGRADABLE_WITNESS_PROGRAM, "DISCOURAGE_UPGRADABLE_WITNESS_PROGRAM"},
87 {SCRIPT_ERR_WITNESS_PROGRAM_WRONG_LENGTH, "WITNESS_PROGRAM_WRONG_LENGTH"},
88 {SCRIPT_ERR_WITNESS_PROGRAM_WITNESS_EMPTY, "WITNESS_PROGRAM_WITNESS_EMPTY"},
89 {SCRIPT_ERR_WITNESS_PROGRAM_MISMATCH, "WITNESS_PROGRAM_MISMATCH"},
90 {SCRIPT_ERR_WITNESS_MALLEATED, "WITNESS_MALLEATED"},
91 {SCRIPT_ERR_WITNESS_MALLEATED_P2SH, "WITNESS_MALLEATED_P2SH"},
92 {SCRIPT_ERR_WITNESS_UNEXPECTED, "WITNESS_UNEXPECTED"},
93 {SCRIPT_ERR_WITNESS_PUBKEYTYPE, "WITNESS_PUBKEYTYPE"},
94 {SCRIPT_ERR_OP_CODESEPARATOR, "OP_CODESEPARATOR"},
95 {SCRIPT_ERR_SIG_FINDANDDELETE, "SIG_FINDANDDELETE"},
96};
97
98static std::string FormatScriptError(ScriptError_t err)
99{
100 for (const auto& se : script_errors)
101 if (se.err == err)
102 return se.name;
103 BOOST_ERROR("Unknown scripterror enumeration value, update script_errors in script_tests.cpp.");
104 return "";
105}
106
107static ScriptError_t ParseScriptError(const std::string& name)
108{
109 for (const auto& se : script_errors)
110 if (se.name == name)
111 return se.err;
112 BOOST_ERROR("Unknown scripterror \"" << name << "\" in test description");
113 return SCRIPT_ERR_UNKNOWN_ERROR;
114}
115
116struct ScriptTest : BasicTestingSetup {
117void DoTest(const CScript& scriptPubKey, const CScript& scriptSig, const CScriptWitness& scriptWitness, uint32_t flags, const std::string& message, int scriptError, CAmount nValue = 0)
118{
119 bool expect = (scriptError == SCRIPT_ERR_OK);
120 if (flags & SCRIPT_VERIFY_CLEANSTACK) {
121 flags |= SCRIPT_VERIFY_P2SH;
122 flags |= SCRIPT_VERIFY_WITNESS;
123 }
124 ScriptError err;
125 const CTransaction txCredit{BuildCreditingTransaction(scriptPubKey, nValue)};
126 CMutableTransaction tx = BuildSpendingTransaction(scriptSig, scriptWitness, txCredit);
127 BOOST_CHECK_MESSAGE(VerifyScript(scriptSig, scriptPubKey, &scriptWitness, flags, MutableTransactionSignatureChecker(&tx, 0, txCredit.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err) == expect, message);
128 BOOST_CHECK_MESSAGE(err == scriptError, FormatScriptError(err) + " where " + FormatScriptError((ScriptError_t)scriptError) + " expected: " + message);
129
130 // Verify that removing flags from a passing test or adding flags to a failing test does not change the result.
131 for (int i = 0; i < 16; ++i) {
132 uint32_t extra_flags(m_rng.randbits(16));
133 uint32_t combined_flags{expect ? (flags & ~extra_flags) : (flags | extra_flags)};
134 // Weed out some invalid flag combinations.
135 if (combined_flags & SCRIPT_VERIFY_CLEANSTACK && ~combined_flags & (SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS)) continue;
136 if (combined_flags & SCRIPT_VERIFY_WITNESS && ~combined_flags & SCRIPT_VERIFY_P2SH) continue;
137 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));
138 }
139}
140}; // struct ScriptTest
141
142void static NegateSignatureS(std::vector<unsigned char>& vchSig) {
143 // Parse the signature.
144 std::vector<unsigned char> r, s;
145 r = std::vector<unsigned char>(vchSig.begin() + 4, vchSig.begin() + 4 + vchSig[3]);
146 s = std::vector<unsigned char>(vchSig.begin() + 6 + vchSig[3], vchSig.begin() + 6 + vchSig[3] + vchSig[5 + vchSig[3]]);
147
148 while (s.size() < 33) {
149 s.insert(s.begin(), 0x00);
150 }
151 assert(s[0] == 0);
152 // Perform mod-n negation of s by (ab)using libsecp256k1
153 // (note that this function is meant to be used for negating secret keys,
154 // but it works for any non-zero scalar modulo the group order, i.e. also for s)
155 int ret = secp256k1_ec_seckey_negate(secp256k1_context_static, s.data() + 1);
156 assert(ret);
157
158 if (s[1] < 0x80) {
159 s.erase(s.begin());
160 }
161
162 // Reconstruct the signature.
163 vchSig.clear();
164 vchSig.push_back(0x30);
165 vchSig.push_back(4 + r.size() + s.size());
166 vchSig.push_back(0x02);
167 vchSig.push_back(r.size());
168 vchSig.insert(vchSig.end(), r.begin(), r.end());
169 vchSig.push_back(0x02);
170 vchSig.push_back(s.size());
171 vchSig.insert(vchSig.end(), s.begin(), s.end());
172}
173
174namespace
175{
176const 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};
177const 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};
178const 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};
179
180struct KeyData
181{
182 CKey key0, key0C, key1, key1C, key2, key2C;
183 CPubKey pubkey0, pubkey0C, pubkey0H;
184 CPubKey pubkey1, pubkey1C;
185 CPubKey pubkey2, pubkey2C;
186
187 KeyData()
188 {
189 key0.Set(vchKey0, vchKey0 + 32, false);
190 key0C.Set(vchKey0, vchKey0 + 32, true);
191 pubkey0 = key0.GetPubKey();
192 pubkey0H = key0.GetPubKey();
193 pubkey0C = key0C.GetPubKey();
194 *const_cast<unsigned char*>(pubkey0H.data()) = 0x06 | (pubkey0H[64] & 1);
195
196 key1.Set(vchKey1, vchKey1 + 32, false);
197 key1C.Set(vchKey1, vchKey1 + 32, true);
198 pubkey1 = key1.GetPubKey();
199 pubkey1C = key1C.GetPubKey();
200
201 key2.Set(vchKey2, vchKey2 + 32, false);
202 key2C.Set(vchKey2, vchKey2 + 32, true);
203 pubkey2 = key2.GetPubKey();
204 pubkey2C = key2C.GetPubKey();
205 }
206};
207
208enum class WitnessMode {
209 NONE,
210 PKH,
211 SH
212};
213
214class TestBuilder
215{
216private:
218 CScript script;
220 CScript redeemscript;
222 CScript witscript;
223 CScriptWitness scriptWitness;
224 CTransactionRef creditTx;
225 CMutableTransaction spendTx;
226 bool havePush{false};
227 std::vector<unsigned char> push;
228 std::string comment;
229 uint32_t flags;
230 int scriptError{SCRIPT_ERR_OK};
231 CAmount nValue;
232
233 void DoPush()
234 {
235 if (havePush) {
236 spendTx.vin[0].scriptSig << push;
237 havePush = false;
238 }
239 }
240
241 void DoPush(const std::vector<unsigned char>& data)
242 {
243 DoPush();
244 push = data;
245 havePush = true;
246 }
247
248public:
249 TestBuilder(const CScript& script_, const std::string& comment_, uint32_t flags_, bool P2SH = false, WitnessMode wm = WitnessMode::NONE, int witnessversion = 0, CAmount nValue_ = 0) : script(script_), comment(comment_), flags(flags_), nValue(nValue_)
250 {
251 CScript scriptPubKey = script;
252 if (wm == WitnessMode::PKH) {
253 uint160 hash;
254 CHash160().Write(std::span{script}.subspan(1)).Finalize(hash);
255 script = CScript() << OP_DUP << OP_HASH160 << ToByteVector(hash) << OP_EQUALVERIFY << OP_CHECKSIG;
256 scriptPubKey = CScript() << witnessversion << ToByteVector(hash);
257 } else if (wm == WitnessMode::SH) {
258 witscript = scriptPubKey;
259 uint256 hash;
260 CSHA256().Write(witscript.data(), witscript.size()).Finalize(hash.begin());
261 scriptPubKey = CScript() << witnessversion << ToByteVector(hash);
262 }
263 if (P2SH) {
264 redeemscript = scriptPubKey;
265 scriptPubKey = CScript() << OP_HASH160 << ToByteVector(CScriptID(redeemscript)) << OP_EQUAL;
266 }
267 creditTx = MakeTransactionRef(BuildCreditingTransaction(scriptPubKey, nValue));
268 spendTx = BuildSpendingTransaction(CScript(), CScriptWitness(), *creditTx);
269 }
270
271 TestBuilder& ScriptError(ScriptError_t err)
272 {
273 scriptError = err;
274 return *this;
275 }
276
277 TestBuilder& Opcode(const opcodetype& _op)
278 {
279 DoPush();
280 spendTx.vin[0].scriptSig << _op;
281 return *this;
282 }
283
284 TestBuilder& Num(int num)
285 {
286 DoPush();
287 spendTx.vin[0].scriptSig << num;
288 return *this;
289 }
290
291 TestBuilder& Push(const std::string& hex)
292 {
293 DoPush(ParseHex(hex));
294 return *this;
295 }
296
297 TestBuilder& Push(const CScript& _script)
298 {
299 DoPush(std::vector<unsigned char>(_script.begin(), _script.end()));
300 return *this;
301 }
302
303 TestBuilder& PushSig(const CKey& key, int nHashType = SIGHASH_ALL, unsigned int lenR = 32, unsigned int lenS = 32, SigVersion sigversion = SigVersion::BASE, CAmount amount = 0)
304 {
305 uint256 hash = SignatureHash(script, spendTx, 0, nHashType, amount, sigversion);
306 std::vector<unsigned char> vchSig, r, s;
307 uint32_t iter = 0;
308 do {
309 key.Sign(hash, vchSig, false, iter++);
310 if ((lenS == 33) != (vchSig[5 + vchSig[3]] == 33)) {
311 NegateSignatureS(vchSig);
312 }
313 r = std::vector<unsigned char>(vchSig.begin() + 4, vchSig.begin() + 4 + vchSig[3]);
314 s = std::vector<unsigned char>(vchSig.begin() + 6 + vchSig[3], vchSig.begin() + 6 + vchSig[3] + vchSig[5 + vchSig[3]]);
315 } while (lenR != r.size() || lenS != s.size());
316 vchSig.push_back(static_cast<unsigned char>(nHashType));
317 DoPush(vchSig);
318 return *this;
319 }
320
321 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)
322 {
323 if (amount == -1)
324 amount = nValue;
325 return PushSig(key, nHashType, lenR, lenS, sigversion, amount).AsWit();
326 }
327
328 TestBuilder& Push(const CPubKey& pubkey)
329 {
330 DoPush(std::vector<unsigned char>(pubkey.begin(), pubkey.end()));
331 return *this;
332 }
333
334 TestBuilder& PushRedeem()
335 {
336 DoPush(std::vector<unsigned char>(redeemscript.begin(), redeemscript.end()));
337 return *this;
338 }
339
340 TestBuilder& PushWitRedeem()
341 {
342 DoPush(std::vector<unsigned char>(witscript.begin(), witscript.end()));
343 return AsWit();
344 }
345
346 TestBuilder& EditPush(unsigned int pos, const std::string& hexin, const std::string& hexout)
347 {
348 assert(havePush);
349 std::vector<unsigned char> datain = ParseHex(hexin);
350 std::vector<unsigned char> dataout = ParseHex(hexout);
351 assert(pos + datain.size() <= push.size());
352 BOOST_CHECK_MESSAGE(std::vector<unsigned char>(push.begin() + pos, push.begin() + pos + datain.size()) == datain, comment);
353 push.erase(push.begin() + pos, push.begin() + pos + datain.size());
354 push.insert(push.begin() + pos, dataout.begin(), dataout.end());
355 return *this;
356 }
357
358 TestBuilder& DamagePush(unsigned int pos)
359 {
360 assert(havePush);
361 assert(pos < push.size());
362 push[pos] ^= 1;
363 return *this;
364 }
365
366 TestBuilder& Test(ScriptTest& test)
367 {
368 TestBuilder copy = *this; // Make a copy so we can rollback the push.
369 DoPush();
370 test.DoTest(creditTx->vout[0].scriptPubKey, spendTx.vin[0].scriptSig, scriptWitness, flags, comment, scriptError, nValue);
371 *this = copy;
372 return *this;
373 }
374
375 TestBuilder& AsWit()
376 {
377 assert(havePush);
378 scriptWitness.stack.push_back(push);
379 havePush = false;
380 return *this;
381 }
382
383 UniValue GetJSON()
384 {
385 DoPush();
386 UniValue array(UniValue::VARR);
387 if (!scriptWitness.stack.empty()) {
388 UniValue wit(UniValue::VARR);
389 for (unsigned i = 0; i < scriptWitness.stack.size(); i++) {
390 wit.push_back(HexStr(scriptWitness.stack[i]));
391 }
392 wit.push_back(ValueFromAmount(nValue));
393 array.push_back(std::move(wit));
394 }
395 array.push_back(FormatScript(spendTx.vin[0].scriptSig));
396 array.push_back(FormatScript(creditTx->vout[0].scriptPubKey));
397 array.push_back(FormatScriptFlags(flags));
398 array.push_back(FormatScriptError((ScriptError_t)scriptError));
399 array.push_back(comment);
400 return array;
401 }
402
403 std::string GetComment() const
404 {
405 return comment;
406 }
407};
408
409std::string JSONPrettyPrint(const UniValue& univalue)
410{
411 std::string ret = univalue.write(4);
412 // Workaround for libunivalue pretty printer, which puts a space between commas and newlines
413 size_t pos = 0;
414 while ((pos = ret.find(" \n", pos)) != std::string::npos) {
415 ret.replace(pos, 2, "\n");
416 pos++;
417 }
418 return ret;
419}
420} // namespace
421
422BOOST_FIXTURE_TEST_SUITE(script_tests, ScriptTest)
423
424BOOST_AUTO_TEST_CASE(script_build)
425{
426 const KeyData keys;
427
428 std::vector<TestBuilder> tests;
429
430 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
431 "P2PK", 0
432 ).PushSig(keys.key0));
433 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
434 "P2PK, bad sig", 0
435 ).PushSig(keys.key0).DamagePush(10).ScriptError(SCRIPT_ERR_EVAL_FALSE));
436
437 tests.push_back(TestBuilder(CScript() << OP_DUP << OP_HASH160 << ToByteVector(keys.pubkey1C.GetID()) << OP_EQUALVERIFY << OP_CHECKSIG,
438 "P2PKH", 0
439 ).PushSig(keys.key1).Push(keys.pubkey1C));
440 tests.push_back(TestBuilder(CScript() << OP_DUP << OP_HASH160 << ToByteVector(keys.pubkey2C.GetID()) << OP_EQUALVERIFY << OP_CHECKSIG,
441 "P2PKH, bad pubkey", 0
442 ).PushSig(keys.key2).Push(keys.pubkey2C).DamagePush(5).ScriptError(SCRIPT_ERR_EQUALVERIFY));
443
444 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1) << OP_CHECKSIG,
445 "P2PK anyonecanpay", 0
446 ).PushSig(keys.key1, SIGHASH_ALL | SIGHASH_ANYONECANPAY));
447 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1) << OP_CHECKSIG,
448 "P2PK anyonecanpay marked with normal hashtype", 0
449 ).PushSig(keys.key1, SIGHASH_ALL | SIGHASH_ANYONECANPAY).EditPush(70, "81", "01").ScriptError(SCRIPT_ERR_EVAL_FALSE));
450
451 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0C) << OP_CHECKSIG,
452 "P2SH(P2PK)", SCRIPT_VERIFY_P2SH, true
453 ).PushSig(keys.key0).PushRedeem());
454 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0C) << OP_CHECKSIG,
455 "P2SH(P2PK), bad redeemscript", SCRIPT_VERIFY_P2SH, true
456 ).PushSig(keys.key0).PushRedeem().DamagePush(10).ScriptError(SCRIPT_ERR_EVAL_FALSE));
457
458 tests.push_back(TestBuilder(CScript() << OP_DUP << OP_HASH160 << ToByteVector(keys.pubkey0.GetID()) << OP_EQUALVERIFY << OP_CHECKSIG,
459 "P2SH(P2PKH)", SCRIPT_VERIFY_P2SH, true
460 ).PushSig(keys.key0).Push(keys.pubkey0).PushRedeem());
461 tests.push_back(TestBuilder(CScript() << OP_DUP << OP_HASH160 << ToByteVector(keys.pubkey1.GetID()) << OP_EQUALVERIFY << OP_CHECKSIG,
462 "P2SH(P2PKH), bad sig but no VERIFY_P2SH", 0, true
463 ).PushSig(keys.key0).DamagePush(10).PushRedeem());
464 tests.push_back(TestBuilder(CScript() << OP_DUP << OP_HASH160 << ToByteVector(keys.pubkey1.GetID()) << OP_EQUALVERIFY << OP_CHECKSIG,
465 "P2SH(P2PKH), bad sig", SCRIPT_VERIFY_P2SH, true
466 ).PushSig(keys.key0).DamagePush(10).PushRedeem().ScriptError(SCRIPT_ERR_EQUALVERIFY));
467
468 tests.push_back(TestBuilder(CScript() << OP_3 << ToByteVector(keys.pubkey0C) << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_3 << OP_CHECKMULTISIG,
469 "3-of-3", 0
470 ).Num(0).PushSig(keys.key0).PushSig(keys.key1).PushSig(keys.key2));
471 tests.push_back(TestBuilder(CScript() << OP_3 << ToByteVector(keys.pubkey0C) << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_3 << OP_CHECKMULTISIG,
472 "3-of-3, 2 sigs", 0
473 ).Num(0).PushSig(keys.key0).PushSig(keys.key1).Num(0).ScriptError(SCRIPT_ERR_EVAL_FALSE));
474
475 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey0C) << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_3 << OP_CHECKMULTISIG,
476 "P2SH(2-of-3)", SCRIPT_VERIFY_P2SH, true
477 ).Num(0).PushSig(keys.key1).PushSig(keys.key2).PushRedeem());
478 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey0C) << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_3 << OP_CHECKMULTISIG,
479 "P2SH(2-of-3), 1 sig", SCRIPT_VERIFY_P2SH, true
480 ).Num(0).PushSig(keys.key1).Num(0).PushRedeem().ScriptError(SCRIPT_ERR_EVAL_FALSE));
481
482 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG,
483 "P2PK with too much R padding but no DERSIG", 0
484 ).PushSig(keys.key1, SIGHASH_ALL, 31, 32).EditPush(1, "43021F", "44022000"));
485 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG,
486 "P2PK with too much R padding", SCRIPT_VERIFY_DERSIG
487 ).PushSig(keys.key1, SIGHASH_ALL, 31, 32).EditPush(1, "43021F", "44022000").ScriptError(SCRIPT_ERR_SIG_DER));
488 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG,
489 "P2PK with too much S padding but no DERSIG", 0
490 ).PushSig(keys.key1, SIGHASH_ALL).EditPush(1, "44", "45").EditPush(37, "20", "2100"));
491 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG,
492 "P2PK with too much S padding", SCRIPT_VERIFY_DERSIG
493 ).PushSig(keys.key1, SIGHASH_ALL).EditPush(1, "44", "45").EditPush(37, "20", "2100").ScriptError(SCRIPT_ERR_SIG_DER));
494 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG,
495 "P2PK with too little R padding but no DERSIG", 0
496 ).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220"));
497 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG,
498 "P2PK with too little R padding", SCRIPT_VERIFY_DERSIG
499 ).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").ScriptError(SCRIPT_ERR_SIG_DER));
500 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG << OP_NOT,
501 "P2PK NOT with bad sig with too much R padding but no DERSIG", 0
502 ).PushSig(keys.key2, SIGHASH_ALL, 31, 32).EditPush(1, "43021F", "44022000").DamagePush(10));
503 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG << OP_NOT,
504 "P2PK NOT with bad sig with too much R padding", SCRIPT_VERIFY_DERSIG
505 ).PushSig(keys.key2, SIGHASH_ALL, 31, 32).EditPush(1, "43021F", "44022000").DamagePush(10).ScriptError(SCRIPT_ERR_SIG_DER));
506 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG << OP_NOT,
507 "P2PK NOT with too much R padding but no DERSIG", 0
508 ).PushSig(keys.key2, SIGHASH_ALL, 31, 32).EditPush(1, "43021F", "44022000").ScriptError(SCRIPT_ERR_EVAL_FALSE));
509 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG << OP_NOT,
510 "P2PK NOT with too much R padding", SCRIPT_VERIFY_DERSIG
511 ).PushSig(keys.key2, SIGHASH_ALL, 31, 32).EditPush(1, "43021F", "44022000").ScriptError(SCRIPT_ERR_SIG_DER));
512
513 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG,
514 "BIP66 example 1, without DERSIG", 0
515 ).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220"));
516 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG,
517 "BIP66 example 1, with DERSIG", SCRIPT_VERIFY_DERSIG
518 ).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").ScriptError(SCRIPT_ERR_SIG_DER));
519 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG << OP_NOT,
520 "BIP66 example 2, without DERSIG", 0
521 ).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").ScriptError(SCRIPT_ERR_EVAL_FALSE));
522 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG << OP_NOT,
523 "BIP66 example 2, with DERSIG", SCRIPT_VERIFY_DERSIG
524 ).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").ScriptError(SCRIPT_ERR_SIG_DER));
525 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG,
526 "BIP66 example 3, without DERSIG", 0
527 ).Num(0).ScriptError(SCRIPT_ERR_EVAL_FALSE));
528 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG,
529 "BIP66 example 3, with DERSIG", SCRIPT_VERIFY_DERSIG
530 ).Num(0).ScriptError(SCRIPT_ERR_EVAL_FALSE));
531 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG << OP_NOT,
532 "BIP66 example 4, without DERSIG", 0
533 ).Num(0));
534 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG << OP_NOT,
535 "BIP66 example 4, with DERSIG", SCRIPT_VERIFY_DERSIG
536 ).Num(0));
537 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG,
538 "BIP66 example 5, without DERSIG", 0
539 ).Num(1).ScriptError(SCRIPT_ERR_EVAL_FALSE));
540 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG,
541 "BIP66 example 5, with DERSIG", SCRIPT_VERIFY_DERSIG
542 ).Num(1).ScriptError(SCRIPT_ERR_SIG_DER));
543 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG << OP_NOT,
544 "BIP66 example 6, without DERSIG", 0
545 ).Num(1));
546 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1C) << OP_CHECKSIG << OP_NOT,
547 "BIP66 example 6, with DERSIG", SCRIPT_VERIFY_DERSIG
548 ).Num(1).ScriptError(SCRIPT_ERR_SIG_DER));
549 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG,
550 "BIP66 example 7, without DERSIG", 0
551 ).Num(0).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").PushSig(keys.key2));
552 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG,
553 "BIP66 example 7, with DERSIG", SCRIPT_VERIFY_DERSIG
554 ).Num(0).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").PushSig(keys.key2).ScriptError(SCRIPT_ERR_SIG_DER));
555 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG << OP_NOT,
556 "BIP66 example 8, without DERSIG", 0
557 ).Num(0).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").PushSig(keys.key2).ScriptError(SCRIPT_ERR_EVAL_FALSE));
558 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG << OP_NOT,
559 "BIP66 example 8, with DERSIG", SCRIPT_VERIFY_DERSIG
560 ).Num(0).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").PushSig(keys.key2).ScriptError(SCRIPT_ERR_SIG_DER));
561 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG,
562 "BIP66 example 9, without DERSIG", 0
563 ).Num(0).Num(0).PushSig(keys.key2, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").ScriptError(SCRIPT_ERR_EVAL_FALSE));
564 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG,
565 "BIP66 example 9, with DERSIG", SCRIPT_VERIFY_DERSIG
566 ).Num(0).Num(0).PushSig(keys.key2, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").ScriptError(SCRIPT_ERR_SIG_DER));
567 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG << OP_NOT,
568 "BIP66 example 10, without DERSIG", 0
569 ).Num(0).Num(0).PushSig(keys.key2, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220"));
570 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG << OP_NOT,
571 "BIP66 example 10, with DERSIG", SCRIPT_VERIFY_DERSIG
572 ).Num(0).Num(0).PushSig(keys.key2, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").ScriptError(SCRIPT_ERR_SIG_DER));
573 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG,
574 "BIP66 example 11, without DERSIG", 0
575 ).Num(0).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").Num(0).ScriptError(SCRIPT_ERR_EVAL_FALSE));
576 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG,
577 "BIP66 example 11, with DERSIG", SCRIPT_VERIFY_DERSIG
578 ).Num(0).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").Num(0).ScriptError(SCRIPT_ERR_EVAL_FALSE));
579 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG << OP_NOT,
580 "BIP66 example 12, without DERSIG", 0
581 ).Num(0).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").Num(0));
582 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_2 << OP_CHECKMULTISIG << OP_NOT,
583 "BIP66 example 12, with DERSIG", SCRIPT_VERIFY_DERSIG
584 ).Num(0).PushSig(keys.key1, SIGHASH_ALL, 33, 32).EditPush(1, "45022100", "440220").Num(0));
585 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG,
586 "P2PK with multi-byte hashtype, without DERSIG", 0
587 ).PushSig(keys.key2, SIGHASH_ALL).EditPush(70, "01", "0101"));
588 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG,
589 "P2PK with multi-byte hashtype, with DERSIG", SCRIPT_VERIFY_DERSIG
590 ).PushSig(keys.key2, SIGHASH_ALL).EditPush(70, "01", "0101").ScriptError(SCRIPT_ERR_SIG_DER));
591
592 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG,
593 "P2PK with high S but no LOW_S", 0
594 ).PushSig(keys.key2, SIGHASH_ALL, 32, 33));
595 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG,
596 "P2PK with high S", SCRIPT_VERIFY_LOW_S
597 ).PushSig(keys.key2, SIGHASH_ALL, 32, 33).ScriptError(SCRIPT_ERR_SIG_HIGH_S));
598
599 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0H) << OP_CHECKSIG,
600 "P2PK with hybrid pubkey but no STRICTENC", 0
601 ).PushSig(keys.key0, SIGHASH_ALL));
602 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0H) << OP_CHECKSIG,
603 "P2PK with hybrid pubkey", SCRIPT_VERIFY_STRICTENC
604 ).PushSig(keys.key0, SIGHASH_ALL).ScriptError(SCRIPT_ERR_PUBKEYTYPE));
605 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0H) << OP_CHECKSIG << OP_NOT,
606 "P2PK NOT with hybrid pubkey but no STRICTENC", 0
607 ).PushSig(keys.key0, SIGHASH_ALL).ScriptError(SCRIPT_ERR_EVAL_FALSE));
608 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0H) << OP_CHECKSIG << OP_NOT,
609 "P2PK NOT with hybrid pubkey", SCRIPT_VERIFY_STRICTENC
610 ).PushSig(keys.key0, SIGHASH_ALL).ScriptError(SCRIPT_ERR_PUBKEYTYPE));
611 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0H) << OP_CHECKSIG << OP_NOT,
612 "P2PK NOT with invalid hybrid pubkey but no STRICTENC", 0
613 ).PushSig(keys.key0, SIGHASH_ALL).DamagePush(10));
614 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0H) << OP_CHECKSIG << OP_NOT,
615 "P2PK NOT with invalid hybrid pubkey", SCRIPT_VERIFY_STRICTENC
616 ).PushSig(keys.key0, SIGHASH_ALL).DamagePush(10).ScriptError(SCRIPT_ERR_PUBKEYTYPE));
617 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey0H) << ToByteVector(keys.pubkey1C) << OP_2 << OP_CHECKMULTISIG,
618 "1-of-2 with the second 1 hybrid pubkey and no STRICTENC", 0
619 ).Num(0).PushSig(keys.key1, SIGHASH_ALL));
620 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey0H) << ToByteVector(keys.pubkey1C) << OP_2 << OP_CHECKMULTISIG,
621 "1-of-2 with the second 1 hybrid pubkey", SCRIPT_VERIFY_STRICTENC
622 ).Num(0).PushSig(keys.key1, SIGHASH_ALL));
623 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0H) << OP_2 << OP_CHECKMULTISIG,
624 "1-of-2 with the first 1 hybrid pubkey", SCRIPT_VERIFY_STRICTENC
625 ).Num(0).PushSig(keys.key1, SIGHASH_ALL).ScriptError(SCRIPT_ERR_PUBKEYTYPE));
626
627 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1) << OP_CHECKSIG,
628 "P2PK with undefined hashtype but no STRICTENC", 0
629 ).PushSig(keys.key1, 5));
630 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1) << OP_CHECKSIG,
631 "P2PK with undefined hashtype", SCRIPT_VERIFY_STRICTENC
632 ).PushSig(keys.key1, 5).ScriptError(SCRIPT_ERR_SIG_HASHTYPE));
633 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1) << OP_CHECKSIG << OP_NOT,
634 "P2PK NOT with invalid sig and undefined hashtype but no STRICTENC", 0
635 ).PushSig(keys.key1, 5).DamagePush(10));
636 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1) << OP_CHECKSIG << OP_NOT,
637 "P2PK NOT with invalid sig and undefined hashtype", SCRIPT_VERIFY_STRICTENC
638 ).PushSig(keys.key1, 5).DamagePush(10).ScriptError(SCRIPT_ERR_SIG_HASHTYPE));
639
640 tests.push_back(TestBuilder(CScript() << OP_3 << ToByteVector(keys.pubkey0C) << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_3 << OP_CHECKMULTISIG,
641 "3-of-3 with nonzero dummy but no NULLDUMMY", 0
642 ).Num(1).PushSig(keys.key0).PushSig(keys.key1).PushSig(keys.key2));
643 tests.push_back(TestBuilder(CScript() << OP_3 << ToByteVector(keys.pubkey0C) << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_3 << OP_CHECKMULTISIG,
644 "3-of-3 with nonzero dummy", SCRIPT_VERIFY_NULLDUMMY
645 ).Num(1).PushSig(keys.key0).PushSig(keys.key1).PushSig(keys.key2).ScriptError(SCRIPT_ERR_SIG_NULLDUMMY));
646 tests.push_back(TestBuilder(CScript() << OP_3 << ToByteVector(keys.pubkey0C) << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_3 << OP_CHECKMULTISIG << OP_NOT,
647 "3-of-3 NOT with invalid sig and nonzero dummy but no NULLDUMMY", 0
648 ).Num(1).PushSig(keys.key0).PushSig(keys.key1).PushSig(keys.key2).DamagePush(10));
649 tests.push_back(TestBuilder(CScript() << OP_3 << ToByteVector(keys.pubkey0C) << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey2C) << OP_3 << OP_CHECKMULTISIG << OP_NOT,
650 "3-of-3 NOT with invalid sig with nonzero dummy", SCRIPT_VERIFY_NULLDUMMY
651 ).Num(1).PushSig(keys.key0).PushSig(keys.key1).PushSig(keys.key2).DamagePush(10).ScriptError(SCRIPT_ERR_SIG_NULLDUMMY));
652
653 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey1C) << OP_2 << OP_CHECKMULTISIG,
654 "2-of-2 with two identical keys and sigs pushed using OP_DUP but no SIGPUSHONLY", 0
655 ).Num(0).PushSig(keys.key1).Opcode(OP_DUP));
656 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey1C) << OP_2 << OP_CHECKMULTISIG,
657 "2-of-2 with two identical keys and sigs pushed using OP_DUP", SCRIPT_VERIFY_SIGPUSHONLY
658 ).Num(0).PushSig(keys.key1).Opcode(OP_DUP).ScriptError(SCRIPT_ERR_SIG_PUSHONLY));
659 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG,
660 "P2SH(P2PK) with non-push scriptSig but no P2SH or SIGPUSHONLY", 0, true
661 ).PushSig(keys.key2).Opcode(OP_NOP8).PushRedeem());
662 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG,
663 "P2PK with non-push scriptSig but with P2SH validation", 0
664 ).PushSig(keys.key2).Opcode(OP_NOP8));
665 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG,
666 "P2SH(P2PK) with non-push scriptSig but no SIGPUSHONLY", SCRIPT_VERIFY_P2SH, true
667 ).PushSig(keys.key2).Opcode(OP_NOP8).PushRedeem().ScriptError(SCRIPT_ERR_SIG_PUSHONLY));
668 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey2C) << OP_CHECKSIG,
669 "P2SH(P2PK) with non-push scriptSig but not P2SH", SCRIPT_VERIFY_SIGPUSHONLY, true
670 ).PushSig(keys.key2).Opcode(OP_NOP8).PushRedeem().ScriptError(SCRIPT_ERR_SIG_PUSHONLY));
671 tests.push_back(TestBuilder(CScript() << OP_2 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey1C) << OP_2 << OP_CHECKMULTISIG,
672 "2-of-2 with two identical keys and sigs pushed", SCRIPT_VERIFY_SIGPUSHONLY
673 ).Num(0).PushSig(keys.key1).PushSig(keys.key1));
674 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
675 "P2PK with unnecessary input but no CLEANSTACK", SCRIPT_VERIFY_P2SH
676 ).Num(11).PushSig(keys.key0));
677 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
678 "P2PK with unnecessary input", SCRIPT_VERIFY_CLEANSTACK | SCRIPT_VERIFY_P2SH
679 ).Num(11).PushSig(keys.key0).ScriptError(SCRIPT_ERR_CLEANSTACK));
680 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
681 "P2SH with unnecessary input but no CLEANSTACK", SCRIPT_VERIFY_P2SH, true
682 ).Num(11).PushSig(keys.key0).PushRedeem());
683 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
684 "P2SH with unnecessary input", SCRIPT_VERIFY_CLEANSTACK | SCRIPT_VERIFY_P2SH, true
685 ).Num(11).PushSig(keys.key0).PushRedeem().ScriptError(SCRIPT_ERR_CLEANSTACK));
686 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
687 "P2SH with CLEANSTACK", SCRIPT_VERIFY_CLEANSTACK | SCRIPT_VERIFY_P2SH, true
688 ).PushSig(keys.key0).PushRedeem());
689
690 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
691 "Basic P2WSH", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::SH,
692 0, 1).PushWitSig(keys.key0).PushWitRedeem());
693 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0),
694 "Basic P2WPKH", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::PKH,
695 0, 1).PushWitSig(keys.key0).Push(keys.pubkey0).AsWit());
696 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
697 "Basic P2SH(P2WSH)", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true, WitnessMode::SH,
698 0, 1).PushWitSig(keys.key0).PushWitRedeem().PushRedeem());
699 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0),
700 "Basic P2SH(P2WPKH)", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true, WitnessMode::PKH,
701 0, 1).PushWitSig(keys.key0).Push(keys.pubkey0).AsWit().PushRedeem());
702 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1) << OP_CHECKSIG,
703 "Basic P2WSH with the wrong key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::SH
704 ).PushWitSig(keys.key0).PushWitRedeem().ScriptError(SCRIPT_ERR_EVAL_FALSE));
705 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1),
706 "Basic P2WPKH with the wrong key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::PKH
707 ).PushWitSig(keys.key0).Push(keys.pubkey1).AsWit().ScriptError(SCRIPT_ERR_EVAL_FALSE));
708 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1) << OP_CHECKSIG,
709 "Basic P2SH(P2WSH) with the wrong key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true, WitnessMode::SH
710 ).PushWitSig(keys.key0).PushWitRedeem().PushRedeem().ScriptError(SCRIPT_ERR_EVAL_FALSE));
711 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1),
712 "Basic P2SH(P2WPKH) with the wrong key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true, WitnessMode::PKH
713 ).PushWitSig(keys.key0).Push(keys.pubkey1).AsWit().PushRedeem().ScriptError(SCRIPT_ERR_EVAL_FALSE));
714 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1) << OP_CHECKSIG,
715 "Basic P2WSH with the wrong key but no WITNESS", SCRIPT_VERIFY_P2SH, false, WitnessMode::SH
716 ).PushWitSig(keys.key0).PushWitRedeem());
717 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1),
718 "Basic P2WPKH with the wrong key but no WITNESS", SCRIPT_VERIFY_P2SH, false, WitnessMode::PKH
719 ).PushWitSig(keys.key0).Push(keys.pubkey1).AsWit());
720 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1) << OP_CHECKSIG,
721 "Basic P2SH(P2WSH) with the wrong key but no WITNESS", SCRIPT_VERIFY_P2SH, true, WitnessMode::SH
722 ).PushWitSig(keys.key0).PushWitRedeem().PushRedeem());
723 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1),
724 "Basic P2SH(P2WPKH) with the wrong key but no WITNESS", SCRIPT_VERIFY_P2SH, true, WitnessMode::PKH
725 ).PushWitSig(keys.key0).Push(keys.pubkey1).AsWit().PushRedeem());
726 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
727 "Basic P2WSH with wrong value", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::SH,
728 0, 0).PushWitSig(keys.key0, 1).PushWitRedeem().ScriptError(SCRIPT_ERR_EVAL_FALSE));
729 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0),
730 "Basic P2WPKH with wrong value", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::PKH,
731 0, 0).PushWitSig(keys.key0, 1).Push(keys.pubkey0).AsWit().ScriptError(SCRIPT_ERR_EVAL_FALSE));
732 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
733 "Basic P2SH(P2WSH) with wrong value", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true, WitnessMode::SH,
734 0, 0).PushWitSig(keys.key0, 1).PushWitRedeem().PushRedeem().ScriptError(SCRIPT_ERR_EVAL_FALSE));
735 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0),
736 "Basic P2SH(P2WPKH) with wrong value", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true, WitnessMode::PKH,
737 0, 0).PushWitSig(keys.key0, 1).Push(keys.pubkey0).AsWit().PushRedeem().ScriptError(SCRIPT_ERR_EVAL_FALSE));
738
739 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0),
740 "P2WPKH with future witness version", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH |
741 SCRIPT_VERIFY_DISCOURAGE_UPGRADABLE_WITNESS_PROGRAM, false, WitnessMode::PKH, 1
742 ).PushWitSig(keys.key0).Push(keys.pubkey0).AsWit().ScriptError(SCRIPT_ERR_DISCOURAGE_UPGRADABLE_WITNESS_PROGRAM));
743 {
744 CScript witscript = CScript() << ToByteVector(keys.pubkey0);
745 uint256 hash;
746 CSHA256().Write(witscript.data(), witscript.size()).Finalize(hash.begin());
747 std::vector<unsigned char> hashBytes = ToByteVector(hash);
748 hashBytes.pop_back();
749 tests.push_back(TestBuilder(CScript() << OP_0 << hashBytes,
750 "P2WPKH with wrong witness program length", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false
751 ).PushWitSig(keys.key0).Push(keys.pubkey0).AsWit().ScriptError(SCRIPT_ERR_WITNESS_PROGRAM_WRONG_LENGTH));
752 }
753 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
754 "P2WSH with empty witness", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::SH
755 ).ScriptError(SCRIPT_ERR_WITNESS_PROGRAM_WITNESS_EMPTY));
756 {
757 CScript witscript = CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG;
758 tests.push_back(TestBuilder(witscript,
759 "P2WSH with witness program mismatch", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::SH
760 ).PushWitSig(keys.key0).Push(witscript).DamagePush(0).AsWit().ScriptError(SCRIPT_ERR_WITNESS_PROGRAM_MISMATCH));
761 }
762 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0),
763 "P2WPKH with witness program mismatch", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::PKH
764 ).PushWitSig(keys.key0).Push(keys.pubkey0).AsWit().Push("0").AsWit().ScriptError(SCRIPT_ERR_WITNESS_PROGRAM_MISMATCH));
765 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0),
766 "P2WPKH with non-empty scriptSig", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::PKH
767 ).PushWitSig(keys.key0).Push(keys.pubkey0).AsWit().Num(11).ScriptError(SCRIPT_ERR_WITNESS_MALLEATED));
768 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey1),
769 "P2SH(P2WPKH) with superfluous push in scriptSig", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true, WitnessMode::PKH
770 ).PushWitSig(keys.key0).Push(keys.pubkey1).AsWit().Num(11).PushRedeem().ScriptError(SCRIPT_ERR_WITNESS_MALLEATED_P2SH));
771 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
772 "P2PK with witness", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH
773 ).PushSig(keys.key0).Push("0").AsWit().ScriptError(SCRIPT_ERR_WITNESS_UNEXPECTED));
774
775 // Compressed keys should pass SCRIPT_VERIFY_WITNESS_PUBKEYTYPE
776 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0C) << OP_CHECKSIG,
777 "Basic P2WSH with compressed key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, false, WitnessMode::SH,
778 0, 1).PushWitSig(keys.key0C).PushWitRedeem());
779 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0C),
780 "Basic P2WPKH with compressed key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, false, WitnessMode::PKH,
781 0, 1).PushWitSig(keys.key0C).Push(keys.pubkey0C).AsWit());
782 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0C) << OP_CHECKSIG,
783 "Basic P2SH(P2WSH) with compressed key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, true, WitnessMode::SH,
784 0, 1).PushWitSig(keys.key0C).PushWitRedeem().PushRedeem());
785 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0C),
786 "Basic P2SH(P2WPKH) with compressed key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, true, WitnessMode::PKH,
787 0, 1).PushWitSig(keys.key0C).Push(keys.pubkey0C).AsWit().PushRedeem());
788
789 // Testing uncompressed key in witness with SCRIPT_VERIFY_WITNESS_PUBKEYTYPE
790 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
791 "Basic P2WSH", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, false, WitnessMode::SH,
792 0, 1).PushWitSig(keys.key0).PushWitRedeem().ScriptError(SCRIPT_ERR_WITNESS_PUBKEYTYPE));
793 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0),
794 "Basic P2WPKH", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, false, WitnessMode::PKH,
795 0, 1).PushWitSig(keys.key0).Push(keys.pubkey0).AsWit().ScriptError(SCRIPT_ERR_WITNESS_PUBKEYTYPE));
796 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0) << OP_CHECKSIG,
797 "Basic P2SH(P2WSH)", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, true, WitnessMode::SH,
798 0, 1).PushWitSig(keys.key0).PushWitRedeem().PushRedeem().ScriptError(SCRIPT_ERR_WITNESS_PUBKEYTYPE));
799 tests.push_back(TestBuilder(CScript() << ToByteVector(keys.pubkey0),
800 "Basic P2SH(P2WPKH)", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, true, WitnessMode::PKH,
801 0, 1).PushWitSig(keys.key0).Push(keys.pubkey0).AsWit().PushRedeem().ScriptError(SCRIPT_ERR_WITNESS_PUBKEYTYPE));
802
803 // P2WSH 1-of-2 multisig with compressed keys
804 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0C) << OP_2 << OP_CHECKMULTISIG,
805 "P2WSH CHECKMULTISIG with compressed keys", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, false, WitnessMode::SH,
806 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key0C).PushWitRedeem());
807 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0C) << OP_2 << OP_CHECKMULTISIG,
808 "P2SH(P2WSH) CHECKMULTISIG with compressed keys", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, true, WitnessMode::SH,
809 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key0C).PushWitRedeem().PushRedeem());
810 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0C) << OP_2 << OP_CHECKMULTISIG,
811 "P2WSH CHECKMULTISIG with compressed keys", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, false, WitnessMode::SH,
812 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key1C).PushWitRedeem());
813 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0C) << OP_2 << OP_CHECKMULTISIG,
814 "P2SH(P2WSH) CHECKMULTISIG with compressed keys", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, true, WitnessMode::SH,
815 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key1C).PushWitRedeem().PushRedeem());
816
817 // P2WSH 1-of-2 multisig with first key uncompressed
818 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0) << OP_2 << OP_CHECKMULTISIG,
819 "P2WSH CHECKMULTISIG with first key uncompressed and signing with the first key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::SH,
820 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key0).PushWitRedeem());
821 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0) << OP_2 << OP_CHECKMULTISIG,
822 "P2SH(P2WSH) CHECKMULTISIG first key uncompressed and signing with the first key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true, WitnessMode::SH,
823 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key0).PushWitRedeem().PushRedeem());
824 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0) << OP_2 << OP_CHECKMULTISIG,
825 "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,
826 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key0).PushWitRedeem().ScriptError(SCRIPT_ERR_WITNESS_PUBKEYTYPE));
827 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0) << OP_2 << OP_CHECKMULTISIG,
828 "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,
829 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key0).PushWitRedeem().PushRedeem().ScriptError(SCRIPT_ERR_WITNESS_PUBKEYTYPE));
830 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0) << OP_2 << OP_CHECKMULTISIG,
831 "P2WSH CHECKMULTISIG with first key uncompressed and signing with the second key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::SH,
832 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key1C).PushWitRedeem());
833 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0) << OP_2 << OP_CHECKMULTISIG,
834 "P2SH(P2WSH) CHECKMULTISIG with first key uncompressed and signing with the second key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true, WitnessMode::SH,
835 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key1C).PushWitRedeem().PushRedeem());
836 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0) << OP_2 << OP_CHECKMULTISIG,
837 "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,
838 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key1C).PushWitRedeem().ScriptError(SCRIPT_ERR_WITNESS_PUBKEYTYPE));
839 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1C) << ToByteVector(keys.pubkey0) << OP_2 << OP_CHECKMULTISIG,
840 "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,
841 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key1C).PushWitRedeem().PushRedeem().ScriptError(SCRIPT_ERR_WITNESS_PUBKEYTYPE));
842 // P2WSH 1-of-2 multisig with second key uncompressed
843 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1) << ToByteVector(keys.pubkey0C) << OP_2 << OP_CHECKMULTISIG,
844 "P2WSH CHECKMULTISIG with second key uncompressed and signing with the first key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::SH,
845 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key0C).PushWitRedeem());
846 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1) << ToByteVector(keys.pubkey0C) << OP_2 << OP_CHECKMULTISIG,
847 "P2SH(P2WSH) CHECKMULTISIG second key uncompressed and signing with the first key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true, WitnessMode::SH,
848 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key0C).PushWitRedeem().PushRedeem());
849 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1) << ToByteVector(keys.pubkey0C) << OP_2 << OP_CHECKMULTISIG,
850 "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,
851 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key0C).PushWitRedeem());
852 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1) << ToByteVector(keys.pubkey0C) << OP_2 << OP_CHECKMULTISIG,
853 "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,
854 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key0C).PushWitRedeem().PushRedeem());
855 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1) << ToByteVector(keys.pubkey0C) << OP_2 << OP_CHECKMULTISIG,
856 "P2WSH CHECKMULTISIG with second key uncompressed and signing with the second key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false, WitnessMode::SH,
857 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key1).PushWitRedeem());
858 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1) << ToByteVector(keys.pubkey0C) << OP_2 << OP_CHECKMULTISIG,
859 "P2SH(P2WSH) CHECKMULTISIG with second key uncompressed and signing with the second key", SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true, WitnessMode::SH,
860 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key1).PushWitRedeem().PushRedeem());
861 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1) << ToByteVector(keys.pubkey0C) << OP_2 << OP_CHECKMULTISIG,
862 "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,
863 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key1).PushWitRedeem().ScriptError(SCRIPT_ERR_WITNESS_PUBKEYTYPE));
864 tests.push_back(TestBuilder(CScript() << OP_1 << ToByteVector(keys.pubkey1) << ToByteVector(keys.pubkey0C) << OP_2 << OP_CHECKMULTISIG,
865 "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,
866 0, 1).Push(CScript()).AsWit().PushWitSig(keys.key1).PushWitRedeem().PushRedeem().ScriptError(SCRIPT_ERR_WITNESS_PUBKEYTYPE));
867
868 std::set<std::string> tests_set;
869
870 {
871 UniValue json_tests = read_json(json_tests::script_tests);
872
873 for (unsigned int idx = 0; idx < json_tests.size(); idx++) {
874 const UniValue& tv = json_tests[idx];
875 tests_set.insert(JSONPrettyPrint(tv.get_array()));
876 }
877 }
878
879#ifdef UPDATE_JSON_TESTS
880 std::string strGen;
881#endif
882 for (TestBuilder& test : tests) {
883 test.Test(*this);
884 std::string str = JSONPrettyPrint(test.GetJSON());
885#ifdef UPDATE_JSON_TESTS
886 strGen += str + ",\n";
887#else
888 if (tests_set.count(str) == 0) {
889 BOOST_CHECK_MESSAGE(false, "Missing auto script_valid test: " + test.GetComment());
890 }
891#endif
892 }
893
894#ifdef UPDATE_JSON_TESTS
895 FILE* file = fsbridge::fopen("script_tests.json.gen", "w");
896 fputs(strGen.c_str(), file);
897 fclose(file);
898#endif
899}
900
901BOOST_AUTO_TEST_CASE(script_json_test)
902{
903 // Read tests from test/data/script_tests.json
904 // Format is an array of arrays
905 // Inner arrays are [ ["wit"..., nValue]?, "scriptSig", "scriptPubKey", "flags", "expected_scripterror" ]
906 // ... where scriptSig and scriptPubKey are stringified
907 // scripts.
908 // If a witness is given, then the last value in the array should be the
909 // amount (nValue) to use in the crediting tx
910 UniValue tests = read_json(json_tests::script_tests);
911
912 const KeyData keys;
913 for (unsigned int idx = 0; idx < tests.size(); idx++) {
914 const UniValue& test = tests[idx];
915 std::string strTest = test.write();
916 CScriptWitness witness;
917 TaprootBuilder taprootBuilder;
918 CAmount nValue = 0;
919 unsigned int pos = 0;
920 if (test.size() > 0 && test[pos].isArray()) {
921 unsigned int i=0;
922 for (i = 0; i < test[pos].size()-1; i++) {
923 auto element = test[pos][i].get_str();
924 // We use #SCRIPT# to flag a non-hex script that we can read using ParseScript
925 // Taproot script must be third from the last element in witness stack
926 static const std::string SCRIPT_FLAG{"#SCRIPT#"};
927 if (element.starts_with(SCRIPT_FLAG)) {
928 CScript script = ParseScript(element.substr(SCRIPT_FLAG.size()));
929 witness.stack.push_back(ToByteVector(script));
930 } else if (element == "#CONTROLBLOCK#") {
931 // Taproot script control block - second from the last element in witness stack
932 // If #CONTROLBLOCK# we auto-generate the control block
933 taprootBuilder.Add(/*depth=*/0, witness.stack.back(), TAPROOT_LEAF_TAPSCRIPT, /*track=*/true);
934 taprootBuilder.Finalize(XOnlyPubKey(keys.key0.GetPubKey()));
935 auto controlblocks = taprootBuilder.GetSpendData().scripts[{witness.stack.back(), TAPROOT_LEAF_TAPSCRIPT}];
936 witness.stack.push_back(*(controlblocks.begin()));
937 } else {
938 const auto witness_value{TryParseHex<unsigned char>(element)};
939 if (!witness_value.has_value()) {
940 BOOST_ERROR("Bad witness in test: " << strTest << " witness is not hex: " << element);
941 }
942 witness.stack.push_back(witness_value.value());
943 }
944 }
945 nValue = AmountFromValue(test[pos][i]);
946 pos++;
947 }
948 if (test.size() < 4 + pos) // Allow size > 3; extra stuff ignored (useful for comments)
949 {
950 if (test.size() != 1) {
951 BOOST_ERROR("Bad test: " << strTest);
952 }
953 continue;
954 }
955 std::string scriptSigString = test[pos++].get_str();
956 CScript scriptSig = ParseScript(scriptSigString);
957 std::string scriptPubKeyString = test[pos++].get_str();
958 CScript scriptPubKey;
959 // If requested, auto-generate the taproot output
960 if (scriptPubKeyString == "0x51 0x20 #TAPROOTOUTPUT#") {
961 BOOST_CHECK_MESSAGE(taprootBuilder.IsComplete(), "Failed to autogenerate Tapscript output key");
962 scriptPubKey = CScript() << OP_1 << ToByteVector(taprootBuilder.GetOutput());
963 } else {
964 scriptPubKey = ParseScript(scriptPubKeyString);
965 }
966 unsigned int scriptflags = ParseScriptFlags(test[pos++].get_str());
967 int scriptError = ParseScriptError(test[pos++].get_str());
968
969 DoTest(scriptPubKey, scriptSig, witness, scriptflags, strTest, scriptError, nValue);
970 }
971}
972
973BOOST_AUTO_TEST_CASE(script_PushData)
974{
975 // Check that PUSHDATA1, PUSHDATA2, and PUSHDATA4 create the same value on
976 // the stack as the 1-75 opcodes do.
977 static const unsigned char direct[] = { 1, 0x5a };
978 static const unsigned char pushdata1[] = { OP_PUSHDATA1, 1, 0x5a };
979 static const unsigned char pushdata2[] = { OP_PUSHDATA2, 1, 0, 0x5a };
980 static const unsigned char pushdata4[] = { OP_PUSHDATA4, 1, 0, 0, 0, 0x5a };
981
982 ScriptError err;
983 std::vector<std::vector<unsigned char> > directStack;
984 BOOST_CHECK(EvalScript(directStack, CScript(direct, direct + sizeof(direct)), SCRIPT_VERIFY_P2SH, BaseSignatureChecker(), SigVersion::BASE, &err));
985 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
986
987 std::vector<std::vector<unsigned char> > pushdata1Stack;
988 BOOST_CHECK(EvalScript(pushdata1Stack, CScript(pushdata1, pushdata1 + sizeof(pushdata1)), SCRIPT_VERIFY_P2SH, BaseSignatureChecker(), SigVersion::BASE, &err));
989 BOOST_CHECK(pushdata1Stack == directStack);
990 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
991
992 std::vector<std::vector<unsigned char> > pushdata2Stack;
993 BOOST_CHECK(EvalScript(pushdata2Stack, CScript(pushdata2, pushdata2 + sizeof(pushdata2)), SCRIPT_VERIFY_P2SH, BaseSignatureChecker(), SigVersion::BASE, &err));
994 BOOST_CHECK(pushdata2Stack == directStack);
995 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
996
997 std::vector<std::vector<unsigned char> > pushdata4Stack;
998 BOOST_CHECK(EvalScript(pushdata4Stack, CScript(pushdata4, pushdata4 + sizeof(pushdata4)), SCRIPT_VERIFY_P2SH, BaseSignatureChecker(), SigVersion::BASE, &err));
999 BOOST_CHECK(pushdata4Stack == directStack);
1000 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
1001
1002 const std::vector<unsigned char> pushdata1_trunc{OP_PUSHDATA1, 1};
1003 const std::vector<unsigned char> pushdata2_trunc{OP_PUSHDATA2, 1, 0};
1004 const std::vector<unsigned char> pushdata4_trunc{OP_PUSHDATA4, 1, 0, 0, 0};
1005
1006 std::vector<std::vector<unsigned char>> stack_ignore;
1007 BOOST_CHECK(!EvalScript(stack_ignore, CScript(pushdata1_trunc.begin(), pushdata1_trunc.end()), SCRIPT_VERIFY_P2SH, BaseSignatureChecker(), SigVersion::BASE, &err));
1008 BOOST_CHECK_EQUAL(err, SCRIPT_ERR_BAD_OPCODE);
1009 BOOST_CHECK(!EvalScript(stack_ignore, CScript(pushdata2_trunc.begin(), pushdata2_trunc.end()), SCRIPT_VERIFY_P2SH, BaseSignatureChecker(), SigVersion::BASE, &err));
1010 BOOST_CHECK_EQUAL(err, SCRIPT_ERR_BAD_OPCODE);
1011 BOOST_CHECK(!EvalScript(stack_ignore, CScript(pushdata4_trunc.begin(), pushdata4_trunc.end()), SCRIPT_VERIFY_P2SH, BaseSignatureChecker(), SigVersion::BASE, &err));
1012 BOOST_CHECK_EQUAL(err, SCRIPT_ERR_BAD_OPCODE);
1013}
1014
1015BOOST_AUTO_TEST_CASE(script_cltv_truncated)
1016{
1017 const auto script_cltv_trunc = CScript() << OP_CHECKLOCKTIMEVERIFY;
1018
1019 std::vector<std::vector<unsigned char>> stack_ignore;
1020 ScriptError err;
1021 BOOST_CHECK(!EvalScript(stack_ignore, script_cltv_trunc, SCRIPT_VERIFY_CHECKLOCKTIMEVERIFY, BaseSignatureChecker(), SigVersion::BASE, &err));
1022 BOOST_CHECK_EQUAL(err, SCRIPT_ERR_INVALID_STACK_OPERATION);
1023}
1024
1025static CScript
1026sign_multisig(const CScript& scriptPubKey, const std::vector<CKey>& keys, const CTransaction& transaction)
1027{
1028 uint256 hash = SignatureHash(scriptPubKey, transaction, 0, SIGHASH_ALL, 0, SigVersion::BASE);
1029
1030 CScript result;
1031 //
1032 // NOTE: CHECKMULTISIG has an unfortunate bug; it requires
1033 // one extra item on the stack, before the signatures.
1034 // Putting OP_0 on the stack is the workaround;
1035 // fixing the bug would mean splitting the block chain (old
1036 // clients would not accept new CHECKMULTISIG transactions,
1037 // and vice-versa)
1038 //
1039 result << OP_0;
1040 for (const CKey &key : keys)
1041 {
1042 std::vector<unsigned char> vchSig;
1043 BOOST_CHECK(key.Sign(hash, vchSig));
1044 vchSig.push_back((unsigned char)SIGHASH_ALL);
1045 result << vchSig;
1046 }
1047 return result;
1048}
1049static CScript
1050sign_multisig(const CScript& scriptPubKey, const CKey& key, const CTransaction& transaction)
1051{
1052 std::vector<CKey> keys;
1053 keys.push_back(key);
1054 return sign_multisig(scriptPubKey, keys, transaction);
1055}
1056
1057BOOST_AUTO_TEST_CASE(script_CHECKMULTISIG12)
1058{
1059 ScriptError err;
1060 CKey key1 = GenerateRandomKey();
1061 CKey key2 = GenerateRandomKey(/*compressed=*/false);
1062 CKey key3 = GenerateRandomKey();
1063
1064 CScript scriptPubKey12;
1065 scriptPubKey12 << OP_1 << ToByteVector(key1.GetPubKey()) << ToByteVector(key2.GetPubKey()) << OP_2 << OP_CHECKMULTISIG;
1066
1067 const CTransaction txFrom12{BuildCreditingTransaction(scriptPubKey12)};
1068 CMutableTransaction txTo12 = BuildSpendingTransaction(CScript(), CScriptWitness(), txFrom12);
1069
1070 CScript goodsig1 = sign_multisig(scriptPubKey12, key1, CTransaction(txTo12));
1071 BOOST_CHECK(VerifyScript(goodsig1, scriptPubKey12, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo12, 0, txFrom12.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1072 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
1073 txTo12.vout[0].nValue = 2;
1074 BOOST_CHECK(!VerifyScript(goodsig1, scriptPubKey12, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo12, 0, txFrom12.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1075 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_EVAL_FALSE, ScriptErrorString(err));
1076
1077 CScript goodsig2 = sign_multisig(scriptPubKey12, key2, CTransaction(txTo12));
1078 BOOST_CHECK(VerifyScript(goodsig2, 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
1081 CScript badsig1 = sign_multisig(scriptPubKey12, key3, CTransaction(txTo12));
1082 BOOST_CHECK(!VerifyScript(badsig1, scriptPubKey12, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo12, 0, txFrom12.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1083 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_EVAL_FALSE, ScriptErrorString(err));
1084}
1085
1086BOOST_AUTO_TEST_CASE(script_CHECKMULTISIG23)
1087{
1088 ScriptError err;
1089 CKey key1 = GenerateRandomKey();
1090 CKey key2 = GenerateRandomKey(/*compressed=*/false);
1091 CKey key3 = GenerateRandomKey();
1092 CKey key4 = GenerateRandomKey(/*compressed=*/false);
1093
1094 CScript scriptPubKey23;
1095 scriptPubKey23 << OP_2 << ToByteVector(key1.GetPubKey()) << ToByteVector(key2.GetPubKey()) << ToByteVector(key3.GetPubKey()) << OP_3 << OP_CHECKMULTISIG;
1096
1097 const CTransaction txFrom23{BuildCreditingTransaction(scriptPubKey23)};
1098 CMutableTransaction txTo23 = BuildSpendingTransaction(CScript(), CScriptWitness(), txFrom23);
1099
1100 std::vector<CKey> keys;
1101 keys.push_back(key1); keys.push_back(key2);
1102 CScript goodsig1 = sign_multisig(scriptPubKey23, keys, CTransaction(txTo23));
1103 BOOST_CHECK(VerifyScript(goodsig1, scriptPubKey23, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1104 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
1105
1106 keys.clear();
1107 keys.push_back(key1); keys.push_back(key3);
1108 CScript goodsig2 = sign_multisig(scriptPubKey23, keys, CTransaction(txTo23));
1109 BOOST_CHECK(VerifyScript(goodsig2, scriptPubKey23, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1110 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
1111
1112 keys.clear();
1113 keys.push_back(key2); keys.push_back(key3);
1114 CScript goodsig3 = sign_multisig(scriptPubKey23, keys, CTransaction(txTo23));
1115 BOOST_CHECK(VerifyScript(goodsig3, scriptPubKey23, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1116 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
1117
1118 keys.clear();
1119 keys.push_back(key2); keys.push_back(key2); // Can't reuse sig
1120 CScript badsig1 = sign_multisig(scriptPubKey23, keys, CTransaction(txTo23));
1121 BOOST_CHECK(!VerifyScript(badsig1, scriptPubKey23, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1122 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_EVAL_FALSE, ScriptErrorString(err));
1123
1124 keys.clear();
1125 keys.push_back(key2); keys.push_back(key1); // sigs must be in correct order
1126 CScript badsig2 = sign_multisig(scriptPubKey23, keys, CTransaction(txTo23));
1127 BOOST_CHECK(!VerifyScript(badsig2, scriptPubKey23, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1128 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_EVAL_FALSE, ScriptErrorString(err));
1129
1130 keys.clear();
1131 keys.push_back(key3); keys.push_back(key2); // sigs must be in correct order
1132 CScript badsig3 = sign_multisig(scriptPubKey23, keys, CTransaction(txTo23));
1133 BOOST_CHECK(!VerifyScript(badsig3, scriptPubKey23, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1134 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_EVAL_FALSE, ScriptErrorString(err));
1135
1136 keys.clear();
1137 keys.push_back(key4); keys.push_back(key2); // sigs must match pubkeys
1138 CScript badsig4 = sign_multisig(scriptPubKey23, keys, CTransaction(txTo23));
1139 BOOST_CHECK(!VerifyScript(badsig4, scriptPubKey23, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1140 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_EVAL_FALSE, ScriptErrorString(err));
1141
1142 keys.clear();
1143 keys.push_back(key1); keys.push_back(key4); // sigs must match pubkeys
1144 CScript badsig5 = sign_multisig(scriptPubKey23, keys, CTransaction(txTo23));
1145 BOOST_CHECK(!VerifyScript(badsig5, scriptPubKey23, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1146 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_EVAL_FALSE, ScriptErrorString(err));
1147
1148 keys.clear(); // Must have signatures
1149 CScript badsig6 = sign_multisig(scriptPubKey23, keys, CTransaction(txTo23));
1150 BOOST_CHECK(!VerifyScript(badsig6, scriptPubKey23, nullptr, gFlags, MutableTransactionSignatureChecker(&txTo23, 0, txFrom23.vout[0].nValue, MissingDataBehavior::ASSERT_FAIL), &err));
1151 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_INVALID_STACK_OPERATION, ScriptErrorString(err));
1152}
1153
1155static TxoutType GetTxoutType(const CScript& output_script)
1156{
1157 std::vector<std::vector<uint8_t>> unused;
1158 return Solver(output_script, unused);
1159}
1160
1161#define CHECK_SCRIPT_STATIC_SIZE(script, expected_size) \
1162 do { \
1163 BOOST_CHECK_EQUAL((script).size(), (expected_size)); \
1164 BOOST_CHECK_EQUAL((script).capacity(), CScriptBase::STATIC_SIZE); \
1165 BOOST_CHECK_EQUAL((script).allocated_memory(), 0); \
1166 } while (0)
1167
1168#define CHECK_SCRIPT_DYNAMIC_SIZE(script, expected_size, expected_extra) \
1169 do { \
1170 BOOST_CHECK_EQUAL((script).size(), (expected_size)); \
1171 BOOST_CHECK_EQUAL((script).capacity(), (expected_extra)); \
1172 BOOST_CHECK_EQUAL((script).allocated_memory(), (expected_extra)); \
1173 } while (0)
1174
1175BOOST_AUTO_TEST_CASE(script_size_and_capacity_test)
1176{
1177 BOOST_CHECK_EQUAL(sizeof(CompressedScript), 40);
1178 BOOST_CHECK_EQUAL(sizeof(CScriptBase), 40);
1179 BOOST_CHECK_NE(sizeof(CScriptBase), sizeof(prevector<CScriptBase::STATIC_SIZE + 1, uint8_t>)); // CScriptBase size should be set to avoid wasting space in padding
1180 BOOST_CHECK_EQUAL(sizeof(CScript), 40);
1181 BOOST_CHECK_EQUAL(sizeof(CTxOut), 48);
1182
1183 CKey dummy_key;
1184 dummy_key.MakeNewKey(/*fCompressed=*/true);
1185 const CPubKey dummy_pubkey{dummy_key.GetPubKey()};
1186
1187 // Small OP_RETURN has direct allocation
1188 {
1189 const auto script{CScript() << OP_RETURN << std::vector<uint8_t>(10, 0xaa)};
1190 BOOST_CHECK_EQUAL(GetTxoutType(script), TxoutType::NULL_DATA);
1191 CHECK_SCRIPT_STATIC_SIZE(script, 12);
1192 }
1193
1194 // P2WPKH has direct allocation
1195 {
1196 const auto script{GetScriptForDestination(WitnessV0KeyHash{PKHash{dummy_pubkey}})};
1197 BOOST_CHECK_EQUAL(GetTxoutType(script), TxoutType::WITNESS_V0_KEYHASH);
1198 CHECK_SCRIPT_STATIC_SIZE(script, 22);
1199 }
1200
1201 // P2SH has direct allocation
1202 {
1203 const auto script{GetScriptForDestination(ScriptHash{CScript{} << OP_TRUE})};
1204 BOOST_CHECK(script.IsPayToScriptHash());
1205 CHECK_SCRIPT_STATIC_SIZE(script, 23);
1206 }
1207
1208 // P2PKH has direct allocation
1209 {
1210 const auto script{GetScriptForDestination(PKHash{dummy_pubkey})};
1211 BOOST_CHECK_EQUAL(GetTxoutType(script), TxoutType::PUBKEYHASH);
1212 CHECK_SCRIPT_STATIC_SIZE(script, 25);
1213 }
1214
1215 // P2WSH has direct allocation
1216 {
1217 const auto script{GetScriptForDestination(WitnessV0ScriptHash{CScript{} << OP_TRUE})};
1218 BOOST_CHECK(script.IsPayToWitnessScriptHash());
1219 CHECK_SCRIPT_STATIC_SIZE(script, 34);
1220 }
1221
1222 // P2TR has direct allocation
1223 {
1224 const auto script{GetScriptForDestination(WitnessV1Taproot{XOnlyPubKey{dummy_pubkey}})};
1225 BOOST_CHECK_EQUAL(GetTxoutType(script), TxoutType::WITNESS_V1_TAPROOT);
1226 CHECK_SCRIPT_STATIC_SIZE(script, 34);
1227 }
1228
1229 // Compressed P2PK has direct allocation
1230 {
1231 const auto script{GetScriptForRawPubKey(dummy_pubkey)};
1232 BOOST_CHECK_EQUAL(GetTxoutType(script), TxoutType::PUBKEY);
1233 CHECK_SCRIPT_STATIC_SIZE(script, 35);
1234 }
1235
1236 // Uncompressed P2PK needs extra allocation
1237 {
1238 CKey uncompressed_key;
1239 uncompressed_key.MakeNewKey(/*fCompressed=*/false);
1240 const CPubKey uncompressed_pubkey{uncompressed_key.GetPubKey()};
1241
1242 const auto script{GetScriptForRawPubKey(uncompressed_pubkey)};
1243 BOOST_CHECK_EQUAL(GetTxoutType(script), TxoutType::PUBKEY);
1244 CHECK_SCRIPT_DYNAMIC_SIZE(script, 67, 67);
1245 }
1246
1247 // Bare multisig needs extra allocation
1248 {
1249 const auto script{GetScriptForMultisig(1, std::vector{2, dummy_pubkey})};
1250 BOOST_CHECK_EQUAL(GetTxoutType(script), TxoutType::MULTISIG);
1251 CHECK_SCRIPT_DYNAMIC_SIZE(script, 71, 103);
1252 }
1253}
1254
1255/* Wrapper around ProduceSignature to combine two scriptsigs */
1256SignatureData CombineSignatures(const CTxOut& txout, const CMutableTransaction& tx, const SignatureData& scriptSig1, const SignatureData& scriptSig2)
1257{
1258 SignatureData data;
1259 data.MergeSignatureData(scriptSig1);
1260 data.MergeSignatureData(scriptSig2);
1261 ProduceSignature(DUMMY_SIGNING_PROVIDER, MutableTransactionSignatureCreator(tx, 0, txout.nValue, SIGHASH_DEFAULT), txout.scriptPubKey, data);
1262 return data;
1263}
1264
1265BOOST_AUTO_TEST_CASE(script_combineSigs)
1266{
1267 // Test the ProduceSignature's ability to combine signatures function
1268 FillableSigningProvider keystore;
1269 std::vector<CKey> keys;
1270 std::vector<CPubKey> pubkeys;
1271 for (int i = 0; i < 3; i++)
1272 {
1273 CKey key = GenerateRandomKey(/*compressed=*/i%2 == 1);
1274 keys.push_back(key);
1275 pubkeys.push_back(key.GetPubKey());
1276 BOOST_CHECK(keystore.AddKey(key));
1277 }
1278
1279 CMutableTransaction txFrom = BuildCreditingTransaction(GetScriptForDestination(PKHash(keys[0].GetPubKey())));
1280 CMutableTransaction txTo = BuildSpendingTransaction(CScript(), CScriptWitness(), CTransaction(txFrom));
1281 CScript& scriptPubKey = txFrom.vout[0].scriptPubKey;
1282 SignatureData scriptSig;
1283
1284 SignatureData empty;
1285 SignatureData combined = CombineSignatures(txFrom.vout[0], txTo, empty, empty);
1286 BOOST_CHECK(combined.scriptSig.empty());
1287
1288 // Single signature case:
1289 SignatureData dummy;
1290 BOOST_CHECK(SignSignature(keystore, CTransaction(txFrom), txTo, 0, SIGHASH_ALL, dummy)); // changes scriptSig
1291 scriptSig = DataFromTransaction(txTo, 0, txFrom.vout[0]);
1292 combined = CombineSignatures(txFrom.vout[0], txTo, scriptSig, empty);
1293 BOOST_CHECK(combined.scriptSig == scriptSig.scriptSig);
1294 combined = CombineSignatures(txFrom.vout[0], txTo, empty, scriptSig);
1295 BOOST_CHECK(combined.scriptSig == scriptSig.scriptSig);
1296 SignatureData scriptSigCopy = scriptSig;
1297 // Signing again will give a different, valid signature:
1298 SignatureData dummy_b;
1299 BOOST_CHECK(SignSignature(keystore, CTransaction(txFrom), txTo, 0, SIGHASH_ALL, dummy_b));
1300 scriptSig = DataFromTransaction(txTo, 0, txFrom.vout[0]);
1301 combined = CombineSignatures(txFrom.vout[0], txTo, scriptSigCopy, scriptSig);
1302 BOOST_CHECK(combined.scriptSig == scriptSigCopy.scriptSig || combined.scriptSig == scriptSig.scriptSig);
1303
1304 // P2SH, single-signature case:
1305 CScript pkSingle; pkSingle << ToByteVector(keys[0].GetPubKey()) << OP_CHECKSIG;
1306 BOOST_CHECK(keystore.AddCScript(pkSingle));
1307 scriptPubKey = GetScriptForDestination(ScriptHash(pkSingle));
1308 SignatureData dummy_c;
1309 BOOST_CHECK(SignSignature(keystore, CTransaction(txFrom), txTo, 0, SIGHASH_ALL, dummy_c));
1310 scriptSig = DataFromTransaction(txTo, 0, txFrom.vout[0]);
1311 combined = CombineSignatures(txFrom.vout[0], txTo, scriptSig, empty);
1312 BOOST_CHECK(combined.scriptSig == scriptSig.scriptSig);
1313 combined = CombineSignatures(txFrom.vout[0], txTo, empty, scriptSig);
1314 BOOST_CHECK(combined.scriptSig == scriptSig.scriptSig);
1315 scriptSigCopy = scriptSig;
1316 SignatureData dummy_d;
1317 BOOST_CHECK(SignSignature(keystore, CTransaction(txFrom), txTo, 0, SIGHASH_ALL, dummy_d));
1318 scriptSig = DataFromTransaction(txTo, 0, txFrom.vout[0]);
1319 combined = CombineSignatures(txFrom.vout[0], txTo, scriptSigCopy, scriptSig);
1320 BOOST_CHECK(combined.scriptSig == scriptSigCopy.scriptSig || combined.scriptSig == scriptSig.scriptSig);
1321
1322 // Hardest case: Multisig 2-of-3
1323 scriptPubKey = GetScriptForMultisig(2, pubkeys);
1324 BOOST_CHECK(keystore.AddCScript(scriptPubKey));
1325 SignatureData dummy_e;
1326 BOOST_CHECK(SignSignature(keystore, CTransaction(txFrom), txTo, 0, SIGHASH_ALL, dummy_e));
1327 scriptSig = DataFromTransaction(txTo, 0, txFrom.vout[0]);
1328 combined = CombineSignatures(txFrom.vout[0], txTo, scriptSig, empty);
1329 BOOST_CHECK(combined.scriptSig == scriptSig.scriptSig);
1330 combined = CombineSignatures(txFrom.vout[0], txTo, empty, scriptSig);
1331 BOOST_CHECK(combined.scriptSig == scriptSig.scriptSig);
1332
1333 // A couple of partially-signed versions:
1334 std::vector<unsigned char> sig1;
1335 uint256 hash1 = SignatureHash(scriptPubKey, txTo, 0, SIGHASH_ALL, 0, SigVersion::BASE);
1336 BOOST_CHECK(keys[0].Sign(hash1, sig1));
1337 sig1.push_back(SIGHASH_ALL);
1338 std::vector<unsigned char> sig2;
1339 uint256 hash2 = SignatureHash(scriptPubKey, txTo, 0, SIGHASH_NONE, 0, SigVersion::BASE);
1340 BOOST_CHECK(keys[1].Sign(hash2, sig2));
1341 sig2.push_back(SIGHASH_NONE);
1342 std::vector<unsigned char> sig3;
1343 uint256 hash3 = SignatureHash(scriptPubKey, txTo, 0, SIGHASH_SINGLE, 0, SigVersion::BASE);
1344 BOOST_CHECK(keys[2].Sign(hash3, sig3));
1345 sig3.push_back(SIGHASH_SINGLE);
1346
1347 // Not fussy about order (or even existence) of placeholders or signatures:
1348 CScript partial1a = CScript() << OP_0 << sig1 << OP_0;
1349 CScript partial1b = CScript() << OP_0 << OP_0 << sig1;
1350 CScript partial2a = CScript() << OP_0 << sig2;
1351 CScript partial2b = CScript() << sig2 << OP_0;
1352 CScript partial3a = CScript() << sig3;
1353 CScript partial3b = CScript() << OP_0 << OP_0 << sig3;
1354 CScript partial3c = CScript() << OP_0 << sig3 << OP_0;
1355 CScript complete12 = CScript() << OP_0 << sig1 << sig2;
1356 CScript complete13 = CScript() << OP_0 << sig1 << sig3;
1357 CScript complete23 = CScript() << OP_0 << sig2 << sig3;
1358 SignatureData partial1_sigs;
1359 partial1_sigs.signatures.emplace(keys[0].GetPubKey().GetID(), SigPair(keys[0].GetPubKey(), sig1));
1360 SignatureData partial2_sigs;
1361 partial2_sigs.signatures.emplace(keys[1].GetPubKey().GetID(), SigPair(keys[1].GetPubKey(), sig2));
1362 SignatureData partial3_sigs;
1363 partial3_sigs.signatures.emplace(keys[2].GetPubKey().GetID(), SigPair(keys[2].GetPubKey(), sig3));
1364
1365 combined = CombineSignatures(txFrom.vout[0], txTo, partial1_sigs, partial1_sigs);
1366 BOOST_CHECK(combined.scriptSig == partial1a);
1367 combined = CombineSignatures(txFrom.vout[0], txTo, partial1_sigs, partial2_sigs);
1368 BOOST_CHECK(combined.scriptSig == complete12);
1369 combined = CombineSignatures(txFrom.vout[0], txTo, partial2_sigs, partial1_sigs);
1370 BOOST_CHECK(combined.scriptSig == complete12);
1371 combined = CombineSignatures(txFrom.vout[0], txTo, partial1_sigs, partial2_sigs);
1372 BOOST_CHECK(combined.scriptSig == complete12);
1373 combined = CombineSignatures(txFrom.vout[0], txTo, partial3_sigs, partial1_sigs);
1374 BOOST_CHECK(combined.scriptSig == complete13);
1375 combined = CombineSignatures(txFrom.vout[0], txTo, partial2_sigs, partial3_sigs);
1376 BOOST_CHECK(combined.scriptSig == complete23);
1377 combined = CombineSignatures(txFrom.vout[0], txTo, partial3_sigs, partial2_sigs);
1378 BOOST_CHECK(combined.scriptSig == complete23);
1379 combined = CombineSignatures(txFrom.vout[0], txTo, partial3_sigs, partial3_sigs);
1380 BOOST_CHECK(combined.scriptSig == partial3c);
1381}
1382
1386BOOST_AUTO_TEST_CASE(sign_invalid_miniscript)
1387{
1388 FillableSigningProvider keystore;
1389 SignatureData sig_data;
1390 CMutableTransaction prev, curr;
1391
1392 // Create a Taproot output which contains a leaf in which a non-32 bytes push is used where a public key is expected
1393 // by the Miniscript parser. This offending Script was found by the RPC fuzzer.
1394 const auto invalid_pubkey{"173d36c8c9c9c9ffffffffffff0200000000021e1e37373721361818181818181e1e1e1e19000000000000000000b19292929292926b006c9b9b9292"_hex_u8};
1395 TaprootBuilder builder;
1396 builder.Add(0, {invalid_pubkey}, 0xc0);
1397 builder.Finalize(XOnlyPubKey::NUMS_H);
1398 prev.vout.emplace_back(0, GetScriptForDestination(builder.GetOutput()));
1399 curr.vin.emplace_back(COutPoint{prev.GetHash(), 0});
1400 sig_data.tr_spenddata = builder.GetSpendData();
1401
1402 // SignSignature can fail but it shouldn't raise an exception (nor crash).
1403 BOOST_CHECK(!SignSignature(keystore, CTransaction(prev), curr, 0, SIGHASH_ALL, sig_data));
1404}
1405
1406/* P2A input should be considered signed. */
1407BOOST_AUTO_TEST_CASE(sign_paytoanchor)
1408{
1409 FillableSigningProvider keystore;
1410 SignatureData sig_data;
1411 CMutableTransaction prev, curr;
1412 prev.vout.emplace_back(0, GetScriptForDestination(PayToAnchor{}));
1413
1414 curr.vin.emplace_back(COutPoint{prev.GetHash(), 0});
1415
1416 BOOST_CHECK(SignSignature(keystore, CTransaction(prev), curr, 0, SIGHASH_ALL, sig_data));
1417}
1418
1419BOOST_AUTO_TEST_CASE(script_standard_push)
1420{
1421 ScriptError err;
1422 for (int i=0; i<67000; i++) {
1423 CScript script;
1424 script << i;
1425 BOOST_CHECK_MESSAGE(script.IsPushOnly(), "Number " << i << " is not pure push.");
1426 BOOST_CHECK_MESSAGE(VerifyScript(script, CScript() << OP_1, nullptr, SCRIPT_VERIFY_MINIMALDATA, BaseSignatureChecker(), &err), "Number " << i << " push is not minimal data.");
1427 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
1428 }
1429
1430 for (unsigned int i=0; i<=MAX_SCRIPT_ELEMENT_SIZE; i++) {
1431 std::vector<unsigned char> data(i, '\111');
1432 CScript script;
1433 script << data;
1434 BOOST_CHECK_MESSAGE(script.IsPushOnly(), "Length " << i << " is not pure push.");
1435 BOOST_CHECK_MESSAGE(VerifyScript(script, CScript() << OP_1, nullptr, SCRIPT_VERIFY_MINIMALDATA, BaseSignatureChecker(), &err), "Length " << i << " push is not minimal data.");
1436 BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
1437 }
1438}
1439
1440BOOST_AUTO_TEST_CASE(script_IsPushOnly_on_invalid_scripts)
1441{
1442 // IsPushOnly returns false when given a script containing only pushes that
1443 // are invalid due to truncation. IsPushOnly() is consensus critical
1444 // because P2SH evaluation uses it, although this specific behavior should
1445 // not be consensus critical as the P2SH evaluation would fail first due to
1446 // the invalid push. Still, it doesn't hurt to test it explicitly.
1447 static const unsigned char direct[] = { 1 };
1448 BOOST_CHECK(!CScript(direct, direct+sizeof(direct)).IsPushOnly());
1449}
1450
1451BOOST_AUTO_TEST_CASE(script_GetScriptAsm)
1452{
1453 BOOST_CHECK_EQUAL("OP_CHECKLOCKTIMEVERIFY", ScriptToAsmStr(CScript() << OP_NOP2, true));
1454 BOOST_CHECK_EQUAL("OP_CHECKLOCKTIMEVERIFY", ScriptToAsmStr(CScript() << OP_CHECKLOCKTIMEVERIFY, true));
1455 BOOST_CHECK_EQUAL("OP_CHECKLOCKTIMEVERIFY", ScriptToAsmStr(CScript() << OP_NOP2));
1456 BOOST_CHECK_EQUAL("OP_CHECKLOCKTIMEVERIFY", ScriptToAsmStr(CScript() << OP_CHECKLOCKTIMEVERIFY));
1457
1458 std::string derSig("304502207fa7a6d1e0ee81132a269ad84e68d695483745cde8b541e3bf630749894e342a022100c1f7ab20e13e22fb95281a870f3dcf38d782e53023ee313d741ad0cfbc0c5090");
1459 std::string pubKey("03b0da749730dc9b4b1f4a14d6902877a92541f5368778853d9c4a0cb7802dcfb2");
1460 std::vector<unsigned char> vchPubKey = ToByteVector(ParseHex(pubKey));
1461
1462 BOOST_CHECK_EQUAL(derSig + "00 " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "00")) << vchPubKey, true));
1463 BOOST_CHECK_EQUAL(derSig + "80 " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "80")) << vchPubKey, true));
1464 BOOST_CHECK_EQUAL(derSig + "[ALL] " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "01")) << vchPubKey, true));
1465 BOOST_CHECK_EQUAL(derSig + "[NONE] " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "02")) << vchPubKey, true));
1466 BOOST_CHECK_EQUAL(derSig + "[SINGLE] " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "03")) << vchPubKey, true));
1467 BOOST_CHECK_EQUAL(derSig + "[ALL|ANYONECANPAY] " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "81")) << vchPubKey, true));
1468 BOOST_CHECK_EQUAL(derSig + "[NONE|ANYONECANPAY] " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "82")) << vchPubKey, true));
1469 BOOST_CHECK_EQUAL(derSig + "[SINGLE|ANYONECANPAY] " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "83")) << vchPubKey, true));
1470
1471 BOOST_CHECK_EQUAL(derSig + "00 " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "00")) << vchPubKey));
1472 BOOST_CHECK_EQUAL(derSig + "80 " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "80")) << vchPubKey));
1473 BOOST_CHECK_EQUAL(derSig + "01 " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "01")) << vchPubKey));
1474 BOOST_CHECK_EQUAL(derSig + "02 " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "02")) << vchPubKey));
1475 BOOST_CHECK_EQUAL(derSig + "03 " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "03")) << vchPubKey));
1476 BOOST_CHECK_EQUAL(derSig + "81 " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "81")) << vchPubKey));
1477 BOOST_CHECK_EQUAL(derSig + "82 " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "82")) << vchPubKey));
1478 BOOST_CHECK_EQUAL(derSig + "83 " + pubKey, ScriptToAsmStr(CScript() << ToByteVector(ParseHex(derSig + "83")) << vchPubKey));
1479}
1480
1481template <typename T>
1482CScript ToScript(const T& byte_container)
1483{
1484 auto span{MakeUCharSpan(byte_container)};
1485 return {span.begin(), span.end()};
1486}
1487
1488BOOST_AUTO_TEST_CASE(script_byte_array_u8_vector_equivalence)
1489{
1490 const CScript scriptPubKey1 = CScript() << "04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f"_hex_v_u8 << OP_CHECKSIG;
1491 const CScript scriptPubKey2 = CScript() << "04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f"_hex << OP_CHECKSIG;
1492 BOOST_CHECK(scriptPubKey1 == scriptPubKey2);
1493}
1494
1495BOOST_AUTO_TEST_CASE(script_FindAndDelete)
1496{
1497 // Exercise the FindAndDelete functionality
1498 CScript s;
1499 CScript d;
1500 CScript expect;
1501
1502 s = CScript() << OP_1 << OP_2;
1503 d = CScript(); // delete nothing should be a no-op
1504 expect = s;
1505 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 0);
1506 BOOST_CHECK(s == expect);
1507
1508 s = CScript() << OP_1 << OP_2 << OP_3;
1509 d = CScript() << OP_2;
1510 expect = CScript() << OP_1 << OP_3;
1511 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 1);
1512 BOOST_CHECK(s == expect);
1513
1514 s = CScript() << OP_3 << OP_1 << OP_3 << OP_3 << OP_4 << OP_3;
1515 d = CScript() << OP_3;
1516 expect = CScript() << OP_1 << OP_4;
1517 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 4);
1518 BOOST_CHECK(s == expect);
1519
1520 s = ToScript("0302ff03"_hex); // PUSH 0x02ff03 onto stack
1521 d = ToScript("0302ff03"_hex);
1522 expect = CScript();
1523 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 1);
1524 BOOST_CHECK(s == expect);
1525
1526 s = ToScript("0302ff030302ff03"_hex); // PUSH 0x02ff03 PUSH 0x02ff03
1527 d = ToScript("0302ff03"_hex);
1528 expect = CScript();
1529 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 2);
1530 BOOST_CHECK(s == expect);
1531
1532 s = ToScript("0302ff030302ff03"_hex);
1533 d = ToScript("02"_hex);
1534 expect = s; // FindAndDelete matches entire opcodes
1535 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 0);
1536 BOOST_CHECK(s == expect);
1537
1538 s = ToScript("0302ff030302ff03"_hex);
1539 d = ToScript("ff"_hex);
1540 expect = s;
1541 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 0);
1542 BOOST_CHECK(s == expect);
1543
1544 // This is an odd edge case: strip of the push-three-bytes
1545 // prefix, leaving 02ff03 which is push-two-bytes:
1546 s = ToScript("0302ff030302ff03"_hex);
1547 d = ToScript("03"_hex);
1548 expect = CScript() << "ff03"_hex << "ff03"_hex;
1549 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 2);
1550 BOOST_CHECK(s == expect);
1551
1552 // Byte sequence that spans multiple opcodes:
1553 s = ToScript("02feed5169"_hex); // PUSH(0xfeed) OP_1 OP_VERIFY
1554 d = ToScript("feed51"_hex);
1555 expect = s;
1556 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 0); // doesn't match 'inside' opcodes
1557 BOOST_CHECK(s == expect);
1558
1559 s = ToScript("02feed5169"_hex); // PUSH(0xfeed) OP_1 OP_VERIFY
1560 d = ToScript("02feed51"_hex);
1561 expect = ToScript("69"_hex);
1562 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 1);
1563 BOOST_CHECK(s == expect);
1564
1565 s = ToScript("516902feed5169"_hex);
1566 d = ToScript("feed51"_hex);
1567 expect = s;
1568 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 0);
1569 BOOST_CHECK(s == expect);
1570
1571 s = ToScript("516902feed5169"_hex);
1572 d = ToScript("02feed51"_hex);
1573 expect = ToScript("516969"_hex);
1574 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 1);
1575 BOOST_CHECK(s == expect);
1576
1577 s = CScript() << OP_0 << OP_0 << OP_1 << OP_1;
1578 d = CScript() << OP_0 << OP_1;
1579 expect = CScript() << OP_0 << OP_1; // FindAndDelete is single-pass
1580 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 1);
1581 BOOST_CHECK(s == expect);
1582
1583 s = CScript() << OP_0 << OP_0 << OP_1 << OP_0 << OP_1 << OP_1;
1584 d = CScript() << OP_0 << OP_1;
1585 expect = CScript() << OP_0 << OP_1; // FindAndDelete is single-pass
1586 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 2);
1587 BOOST_CHECK(s == expect);
1588
1589 // Another weird edge case:
1590 // End with invalid push (not enough data)...
1591 s = ToScript("0003feed"_hex);
1592 d = ToScript("03feed"_hex); // ... can remove the invalid push
1593 expect = ToScript("00"_hex);
1594 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 1);
1595 BOOST_CHECK(s == expect);
1596
1597 s = ToScript("0003feed"_hex);
1598 d = ToScript("00"_hex);
1599 expect = ToScript("03feed"_hex);
1600 BOOST_CHECK_EQUAL(FindAndDelete(s, d), 1);
1601 BOOST_CHECK(s == expect);
1602}
1603
1604BOOST_AUTO_TEST_CASE(script_HasValidOps)
1605{
1606 // Exercise the HasValidOps functionality
1607 CScript script;
1608 script = ToScript("76a9141234567890abcdefa1a2a3a4a5a6a7a8a9a0aaab88ac"_hex); // Normal script
1609 BOOST_CHECK(script.HasValidOps());
1610 script = ToScript("76a914ff34567890abcdefa1a2a3a4a5a6a7a8a9a0aaab88ac"_hex);
1611 BOOST_CHECK(script.HasValidOps());
1612 script = ToScript("ff88ac"_hex); // Script with OP_INVALIDOPCODE explicit
1613 BOOST_CHECK(!script.HasValidOps());
1614 script = ToScript("88acc0"_hex); // Script with undefined opcode
1615 BOOST_CHECK(!script.HasValidOps());
1616}
1617
1618BOOST_AUTO_TEST_CASE(bip341_keypath_test_vectors)
1619{
1620 UniValue tests;
1621 tests.read(json_tests::bip341_wallet_vectors);
1622
1623 const auto& vectors = tests["keyPathSpending"];
1624
1625 for (const auto& vec : vectors.getValues()) {
1626 auto txhex = ParseHex(vec["given"]["rawUnsignedTx"].get_str());
1627 CMutableTransaction tx;
1628 SpanReader{txhex} >> TX_WITH_WITNESS(tx);
1629 std::vector<CTxOut> utxos;
1630 for (const auto& utxo_spent : vec["given"]["utxosSpent"].getValues()) {
1631 auto script_bytes = ParseHex(utxo_spent["scriptPubKey"].get_str());
1632 CScript script{script_bytes.begin(), script_bytes.end()};
1633 CAmount amount{utxo_spent["amountSats"].getInt<int>()};
1634 utxos.emplace_back(amount, script);
1635 }
1636
1637 PrecomputedTransactionData txdata;
1638 txdata.Init(tx, std::vector<CTxOut>{utxos}, true);
1639
1640 BOOST_CHECK(txdata.m_bip341_taproot_ready);
1641 BOOST_CHECK_EQUAL(HexStr(txdata.m_spent_amounts_single_hash), vec["intermediary"]["hashAmounts"].get_str());
1642 BOOST_CHECK_EQUAL(HexStr(txdata.m_outputs_single_hash), vec["intermediary"]["hashOutputs"].get_str());
1643 BOOST_CHECK_EQUAL(HexStr(txdata.m_prevouts_single_hash), vec["intermediary"]["hashPrevouts"].get_str());
1644 BOOST_CHECK_EQUAL(HexStr(txdata.m_spent_scripts_single_hash), vec["intermediary"]["hashScriptPubkeys"].get_str());
1645 BOOST_CHECK_EQUAL(HexStr(txdata.m_sequences_single_hash), vec["intermediary"]["hashSequences"].get_str());
1646
1647 for (const auto& input : vec["inputSpending"].getValues()) {
1648 int txinpos = input["given"]["txinIndex"].getInt<int>();
1649 int hashtype = input["given"]["hashType"].getInt<int>();
1650
1651 // Load key.
1652 auto privkey = ParseHex(input["given"]["internalPrivkey"].get_str());
1653 CKey key;
1654 key.Set(privkey.begin(), privkey.end(), true);
1655
1656 // Load Merkle root.
1657 uint256 merkle_root;
1658 if (!input["given"]["merkleRoot"].isNull()) {
1659 merkle_root = uint256{ParseHex(input["given"]["merkleRoot"].get_str())};
1660 }
1661
1662 // Compute and verify (internal) public key.
1663 XOnlyPubKey pubkey{key.GetPubKey()};
1664 BOOST_CHECK_EQUAL(HexStr(pubkey), input["intermediary"]["internalPubkey"].get_str());
1665
1666 // Sign and verify signature.
1667 FlatSigningProvider provider;
1668 provider.keys[key.GetPubKey().GetID()] = key;
1669 MutableTransactionSignatureCreator creator(tx, txinpos, utxos[txinpos].nValue, &txdata, hashtype);
1670 std::vector<unsigned char> signature;
1671 BOOST_CHECK(creator.CreateSchnorrSig(provider, signature, pubkey, nullptr, &merkle_root, SigVersion::TAPROOT));
1672 BOOST_CHECK_EQUAL(HexStr(signature), input["expected"]["witness"][0].get_str());
1673
1674 // We can't observe the tweak used inside the signing logic, so verify by recomputing it.
1675 BOOST_CHECK_EQUAL(HexStr(pubkey.ComputeTapTweakHash(merkle_root.IsNull() ? nullptr : &merkle_root)), input["intermediary"]["tweak"].get_str());
1676
1677 // We can't observe the sighash used inside the signing logic, so verify by recomputing it.
1678 ScriptExecutionData sed;
1679 sed.m_annex_init = true;
1680 sed.m_annex_present = false;
1681 uint256 sighash;
1682 BOOST_CHECK(SignatureHashSchnorr(sighash, sed, tx, txinpos, hashtype, SigVersion::TAPROOT, txdata, MissingDataBehavior::FAIL));
1683 BOOST_CHECK_EQUAL(HexStr(sighash), input["intermediary"]["sigHash"].get_str());
1684
1685 // To verify the sigmsg, hash the expected sigmsg, and compare it with the (expected) sighash.
1686 BOOST_CHECK_EQUAL(HexStr((HashWriter{HASHER_TAPSIGHASH} << std::span<const uint8_t>{ParseHex(input["intermediary"]["sigMsg"].get_str())}).GetSHA256()), input["intermediary"]["sigHash"].get_str());
1687 }
1688 }
1689}
1690
1691BOOST_AUTO_TEST_CASE(compute_tapbranch)
1692{
1693 constexpr uint256 hash1{"8ad69ec7cf41c2a4001fd1f738bf1e505ce2277acdcaa63fe4765192497f47a7"};
1694 constexpr uint256 hash2{"f224a923cd0021ab202ab139cc56802ddb92dcfc172b9212261a539df79a112a"};
1695 constexpr uint256 result{"a64c5b7b943315f9b805d7a7296bedfcfd08919270a1f7a1466e98f8693d8cd9"};
1696 BOOST_CHECK_EQUAL(ComputeTapbranchHash(hash1, hash2), result);
1697}
1698
1699BOOST_AUTO_TEST_CASE(compute_tapleaf)
1700{
1701 constexpr uint8_t script[6] = {'f','o','o','b','a','r'};
1702 constexpr uint256 tlc0{"edbc10c272a1215dcdcc11d605b9027b5ad6ed97cd45521203f136767b5b9c06"};
1703 constexpr uint256 tlc2{"8b5c4f90ae6bf76e259dbef5d8a59df06359c391b59263741b25eca76451b27a"};
1704
1705 BOOST_CHECK_EQUAL(ComputeTapleafHash(0xc0, std::span(script)), tlc0);
1706 BOOST_CHECK_EQUAL(ComputeTapleafHash(0xc2, std::span(script)), tlc2);
1707}
1708
1709BOOST_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:1355
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:35
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:208
CKey::MakeNewKey
void MakeNewKey(bool fCompressed)
Generate a new private key using a cryptographic PRNG.
Definition: key.cpp:161
CKey::GetPubKey
CPubKey GetPubKey() const
Compute the public key from a private key.
Definition: key.cpp:182
CKey::Set
void Set(const T pbegin, const T pend, bool fCompressedIn)
Initialize using begin and end iterators to byte data.
Definition: key.h:103
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:164
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:413
CScriptID
A reference to a CScript: the Hash160 of its serialization.
Definition: script.h:602
CTransaction
The basic transaction that is broadcasted on the network and contained in blocks.
Definition: transaction.h:296
CTxOut
An output of a transaction.
Definition: transaction.h:150
CTxOut::scriptPubKey
CScript scriptPubKey
Definition: transaction.h:153
CTxOut::nValue
CAmount nValue
Definition: transaction.h:152
FillableSigningProvider
Fillable signing provider that keeps keys in an address->secret map.
Definition: signingprovider.h:234
FillableSigningProvider::AddCScript
virtual bool AddCScript(const CScript &redeemScript)
Definition: signingprovider.cpp:176
FillableSigningProvider::AddKey
virtual bool AddKey(const CKey &key)
Definition: signingprovider.h:294
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:40
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:62
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:46
TaprootBuilder::GetOutput
WitnessV1Taproot GetOutput()
Compute scriptPubKey (after Finalize()).
Definition: signingprovider.cpp:418
TaprootBuilder::GetSpendData
TaprootSpendData GetSpendData() const
Compute spending data (after Finalize()).
Definition: signingprovider.cpp:420
TaprootBuilder::IsComplete
bool IsComplete() const
Return whether there were either no leaves, or the leaves form a Huffman tree.
Definition: signingprovider.h:128
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:384
TaprootBuilder::Finalize
TaprootBuilder & Finalize(const XOnlyPubKey &internal_key)
Finalize the construction.
Definition: signingprovider.cpp:407
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:239
base_blob::IsNull
constexpr bool IsNull() const
Definition: uint256.h:48
base_blob::begin
constexpr unsigned char * begin()
Definition: uint256.h:101
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:259
prevector::size
size_type size() const
Definition: prevector.h:255
prevector::data
value_type * data()
Definition: prevector.h:489
prevector::begin
iterator begin()
Definition: prevector.h:263
prevector::end
iterator end()
Definition: prevector.h:265
prevector::push_back
void push_back(const T &value)
Definition: prevector.h:400
uint160
160-bit opaque blob.
Definition: uint256.h:184
uint256
256-bit opaque blob.
Definition: uint256.h:196
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:29
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:1872
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:1478
FindAndDelete
int FindAndDelete(CScript &script, const CScript &b)
Definition: interpreter.cpp:228
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:1867
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:1595
EvalScript
bool EvalScript(std::vector< std::vector< unsigned char > > &stack, const CScript &script, unsigned int flags, const BaseSignatureChecker &checker, SigVersion sigversion, ScriptExecutionData &execdata, ScriptError *serror)
Definition: interpreter.cpp:406
VerifyScript
bool VerifyScript(const CScript &scriptSig, const CScript &scriptPubKey, const CScriptWitness *witness, unsigned int flags, const BaseSignatureChecker &checker, ScriptError *serror)
Definition: interpreter.cpp:1997
HASHER_TAPSIGHASH
const HashWriter HASHER_TAPSIGHASH
Hasher with tag "TapSighash" pre-fed to it.
Definition: interpreter.cpp:1461
SigVersion
SigVersion
Definition: interpreter.h:191
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:327
SCRIPT_VERIFY_NULLDUMMY
@ SCRIPT_VERIFY_NULLDUMMY
Definition: interpreter.h:64
SCRIPT_VERIFY_P2SH
@ SCRIPT_VERIFY_P2SH
Definition: interpreter.h:49
SCRIPT_VERIFY_SIGPUSHONLY
@ SCRIPT_VERIFY_SIGPUSHONLY
Definition: interpreter.h:67
SCRIPT_VERIFY_WITNESS
@ SCRIPT_VERIFY_WITNESS
Definition: interpreter.h:108
SCRIPT_VERIFY_LOW_S
@ SCRIPT_VERIFY_LOW_S
Definition: interpreter.h:61
SCRIPT_VERIFY_CHECKLOCKTIMEVERIFY
@ SCRIPT_VERIFY_CHECKLOCKTIMEVERIFY
Definition: interpreter.h:99
SCRIPT_VERIFY_WITNESS_PUBKEYTYPE
@ SCRIPT_VERIFY_WITNESS_PUBKEYTYPE
Definition: interpreter.h:126
SCRIPT_VERIFY_STRICTENC
@ SCRIPT_VERIFY_STRICTENC
Definition: interpreter.h:54
SCRIPT_VERIFY_DERSIG
@ SCRIPT_VERIFY_DERSIG
Definition: interpreter.h:57
SCRIPT_VERIFY_CLEANSTACK
@ SCRIPT_VERIFY_CLEANSTACK
Definition: interpreter.h:94
SCRIPT_VERIFY_MINIMALDATA
@ SCRIPT_VERIFY_MINIMALDATA
Definition: interpreter.h:73
SCRIPT_VERIFY_DISCOURAGE_UPGRADABLE_WITNESS_PROGRAM
@ SCRIPT_VERIFY_DISCOURAGE_UPGRADABLE_WITNESS_PROGRAM
Definition: interpreter.h:112
TAPROOT_LEAF_TAPSCRIPT
static constexpr uint8_t TAPROOT_LEAF_TAPSCRIPT
Definition: interpreter.h:232
SIGHASH_ANYONECANPAY
@ SIGHASH_ANYONECANPAY
Definition: interpreter.h:33
SIGHASH_DEFAULT
@ SIGHASH_DEFAULT
Taproot only; implied when sighash byte is missing, and equivalent to SIGHASH_ALL.
Definition: interpreter.h:35
SIGHASH_ALL
@ SIGHASH_ALL
Definition: interpreter.h:30
SIGHASH_NONE
@ SIGHASH_NONE
Definition: interpreter.h:31
SIGHASH_SINGLE
@ SIGHASH_SINGLE
Definition: interpreter.h:32
MissingDataBehavior::ASSERT_FAIL
@ ASSERT_FAIL
Abort execution through assertion failure (for consensus code)
MissingDataBehavior::FAIL
@ FAIL
Just act as if the signature was invalid.
read_json
UniValue read_json(std::string_view jsondata)
Definition: json.cpp:12
GenerateRandomKey
CKey GenerateRandomKey(bool compressed) noexcept
Definition: key.cpp:352
BCLog::NONE
@ NONE
Definition: logging.h:65
fsbridge::fopen
FILE * fopen(const fs::path &p, const char *mode)
Definition: fs.cpp:26
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
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:195
MakeTransactionRef
static CTransactionRef MakeTransactionRef(Tx &&txIn)
Definition: transaction.h:424
CTransactionRef
std::shared_ptr< const CTransaction > CTransactionRef
Definition: transaction.h:423
name
const char * name
Definition: rest.cpp:50
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:82
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_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:83
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:98
GetTxoutType
static TxoutType GetTxoutType(const CScript &output_script)
Return the TxoutType of a script without exposing Solver details.
Definition: script_tests.cpp:1155
NegateSignatureS
static void NegateSignatureS(std::vector< unsigned char > &vchSig)
Definition: script_tests.cpp:142
CHECK_SCRIPT_STATIC_SIZE
#define CHECK_SCRIPT_STATIC_SIZE(script, expected_size)
Definition: script_tests.cpp:1161
ParseScriptError
static ScriptError_t ParseScriptError(const std::string &name)
Definition: script_tests.cpp:107
CombineSignatures
SignatureData CombineSignatures(const CTxOut &txout, const CMutableTransaction &tx, const SignatureData &scriptSig1, const SignatureData &scriptSig2)
Definition: script_tests.cpp:1256
script_errors
static ScriptErrorDesc script_errors[]
Definition: script_tests.cpp:52
ToScript
CScript ToScript(const T &byte_container)
Definition: script_tests.cpp:1482
CHECK_SCRIPT_DYNAMIC_SIZE
#define CHECK_SCRIPT_DYNAMIC_SIZE(script, expected_size, expected_extra)
Definition: script_tests.cpp:1168
sign_multisig
static CScript sign_multisig(const CScript &scriptPubKey, const std::vector< CKey > &keys, const CTransaction &transaction)
Definition: script_tests.cpp:1026
ParseScriptFlags
unsigned int ParseScriptFlags(std::string strFlags)
Definition: transaction_tests.cpp:76
BOOST_AUTO_TEST_CASE
BOOST_AUTO_TEST_CASE(script_build)
Definition: script_tests.cpp:424
FormatScriptFlags
std::string FormatScriptFlags(unsigned int flags)
Definition: transaction_tests.cpp:101
gFlags
static const unsigned int gFlags
Definition: script_tests.cpp:41
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:502
GetPubKey
static bool GetPubKey(const SigningProvider &provider, const SignatureData &sigdata, const CKeyID &address, CPubKey &pubkey)
Definition: sign.cpp:109
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:610
SigPair
std::pair< CPubKey, std::vector< unsigned char > > SigPair
Definition: sign.h:63
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:378
CMutableTransaction::vout
std::vector< CTxOut > vout
Definition: transaction.h:380
CMutableTransaction::GetHash
Txid GetHash() const
Compute the hash of this CMutableTransaction.
Definition: transaction.cpp:69
CMutableTransaction::vin
std::vector< CTxIn > vin
Definition: transaction.h:379
CScriptWitness::stack
std::vector< std::vector< unsigned char > > stack
Definition: script.h:588
FlatSigningProvider::keys
std::map< CKeyID, CKey > keys
Definition: signingprovider.h:216
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:1398
PrecomputedTransactionData::m_bip341_taproot_ready
bool m_bip341_taproot_ready
Whether the 5 fields above are initialized.
Definition: interpreter.h:163
ScriptErrorDesc::err
ScriptError_t err
Definition: script_tests.cpp:48
ScriptErrorDesc::name
const char * name
Definition: script_tests.cpp:49
ScriptExecutionData::m_annex_present
bool m_annex_present
Whether an annex is present.
Definition: interpreter.h:213
ScriptExecutionData::m_annex_init
bool m_annex_init
Whether m_annex_present and (when needed) m_annex_hash are initialized.
Definition: interpreter.h:211
ScriptTest::DoTest
void DoTest(const CScript &scriptPubKey, const CScript &scriptSig, const CScriptWitness &scriptWitness, uint32_t flags, const std::string &message, int scriptError, CAmount nValue=0)
Definition: script_tests.cpp:117
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:77
SignatureData::tr_spenddata
TaprootSpendData tr_spenddata
Taproot spending data.
Definition: sign.h:75
SignatureData::scriptSig
CScript scriptSig
The scriptSig of an input. Contains complete signatures or the traditional partial signatures format.
Definition: sign.h:71
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:39
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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