Branch data Line data Source code
1 : : // Copyright (c) 2009-2010 Satoshi Nakamoto
2 : : // Copyright (c) 2009-2020 The Bitcoin Core developers
3 : : // Distributed under the MIT software license, see the accompanying
4 : : // file COPYING or http://www.opensource.org/licenses/mit-license.php.
5 : :
6 : : #include <script/script_error.h>
7 : :
8 : : #include <string>
9 : :
10 : 154972 : std::string ScriptErrorString(const ScriptError serror)
11 : : {
12 [ + - + + : 154972 : switch (serror)
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13 : : {
14 : : case SCRIPT_ERR_OK:
15 [ + - ]: 852 : return "No error";
16 : : case SCRIPT_ERR_EVAL_FALSE:
17 [ + - ]: 7436 : return "Script evaluated without error but finished with a false/empty top stack element";
18 : : case SCRIPT_ERR_VERIFY:
19 [ + - ]: 1097 : return "Script failed an OP_VERIFY operation";
20 : : case SCRIPT_ERR_EQUALVERIFY:
21 [ + - ]: 1474 : return "Script failed an OP_EQUALVERIFY operation";
22 : : case SCRIPT_ERR_CHECKMULTISIGVERIFY:
23 [ + - ]: 21 : return "Script failed an OP_CHECKMULTISIGVERIFY operation";
24 : : case SCRIPT_ERR_CHECKSIGVERIFY:
25 [ + - ]: 16 : return "Script failed an OP_CHECKSIGVERIFY operation";
26 : : case SCRIPT_ERR_NUMEQUALVERIFY:
27 [ + - ]: 915 : return "Script failed an OP_NUMEQUALVERIFY operation";
28 : : case SCRIPT_ERR_SCRIPT_SIZE:
29 [ + - ]: 667 : return "Script is too big";
30 : : case SCRIPT_ERR_PUSH_SIZE:
31 [ + - ]: 964 : return "Push value size limit exceeded";
32 : : case SCRIPT_ERR_OP_COUNT:
33 [ + - ]: 2240 : return "Operation limit exceeded";
34 : : case SCRIPT_ERR_STACK_SIZE:
35 [ + - ]: 817 : return "Stack size limit exceeded";
36 : : case SCRIPT_ERR_SIG_COUNT:
37 [ + - ]: 1378 : return "Signature count negative or greater than pubkey count";
38 : : case SCRIPT_ERR_PUBKEY_COUNT:
39 [ + - ]: 1416 : return "Pubkey count negative or limit exceeded";
40 : : case SCRIPT_ERR_BAD_OPCODE:
41 [ + - ]: 18594 : return "Opcode missing or not understood";
42 : : case SCRIPT_ERR_DISABLED_OPCODE:
43 [ + - ]: 9943 : return "Attempted to use a disabled opcode";
44 : : case SCRIPT_ERR_INVALID_STACK_OPERATION:
45 [ + - ]: 5797 : return "Operation not valid with the current stack size";
46 : : case SCRIPT_ERR_INVALID_ALTSTACK_OPERATION:
47 [ + - ]: 1715 : return "Operation not valid with the current altstack size";
48 : : case SCRIPT_ERR_OP_RETURN:
49 [ + - ]: 3895 : return "OP_RETURN was encountered";
50 : : case SCRIPT_ERR_UNBALANCED_CONDITIONAL:
51 [ + - ]: 9296 : return "Invalid OP_IF construction";
52 : : case SCRIPT_ERR_NEGATIVE_LOCKTIME:
53 [ + - ]: 2089 : return "Negative locktime";
54 : : case SCRIPT_ERR_UNSATISFIED_LOCKTIME:
55 [ + - ]: 6739 : return "Locktime requirement not satisfied";
56 : : case SCRIPT_ERR_SIG_HASHTYPE:
57 [ + - ]: 6751 : return "Signature hash type missing or not understood";
58 : : case SCRIPT_ERR_SIG_DER:
59 [ + - ]: 3120 : return "Non-canonical DER signature";
60 : : case SCRIPT_ERR_MINIMALDATA:
61 [ + - ]: 3410 : return "Data push larger than necessary";
62 : : case SCRIPT_ERR_SIG_PUSHONLY:
63 [ + - ]: 48 : return "Only push operators allowed in signatures";
64 : : case SCRIPT_ERR_SIG_HIGH_S:
65 [ + - ]: 11 : return "Non-canonical signature: S value is unnecessarily high";
66 : : case SCRIPT_ERR_SIG_NULLDUMMY:
67 [ + - ]: 806 : return "Dummy CHECKMULTISIG argument must be zero";
68 : : case SCRIPT_ERR_MINIMALIF:
69 [ + - ]: 6 : return "OP_IF/NOTIF argument must be minimal";
70 : : case SCRIPT_ERR_SIG_NULLFAIL:
71 [ + - ]: 13 : return "Signature must be zero for failed CHECK(MULTI)SIG operation";
72 : : case SCRIPT_ERR_DISCOURAGE_UPGRADABLE_NOPS:
73 [ + - ]: 3419 : return "NOPx reserved for soft-fork upgrades";
74 : : case SCRIPT_ERR_DISCOURAGE_UPGRADABLE_WITNESS_PROGRAM:
75 [ + - ]: 1160 : return "Witness version reserved for soft-fork upgrades";
76 : : case SCRIPT_ERR_DISCOURAGE_UPGRADABLE_TAPROOT_VERSION:
77 [ + - ]: 9 : return "Taproot version reserved for soft-fork upgrades";
78 : : case SCRIPT_ERR_DISCOURAGE_OP_SUCCESS:
79 [ + - ]: 10 : return "OP_SUCCESSx reserved for soft-fork upgrades";
80 : : case SCRIPT_ERR_DISCOURAGE_UPGRADABLE_PUBKEYTYPE:
81 [ + - ]: 7 : return "Public key version reserved for soft-fork upgrades";
82 : : case SCRIPT_ERR_PUBKEYTYPE:
83 [ + - ]: 3378 : return "Public key is neither compressed or uncompressed";
84 : : case SCRIPT_ERR_CLEANSTACK:
85 [ + - ]: 5186 : return "Stack size must be exactly one after execution";
86 : : case SCRIPT_ERR_WITNESS_PROGRAM_WRONG_LENGTH:
87 [ + - ]: 1064 : return "Witness program has incorrect length";
88 : : case SCRIPT_ERR_WITNESS_PROGRAM_WITNESS_EMPTY:
89 [ + - ]: 15745 : return "Witness program was passed an empty witness";
90 : : case SCRIPT_ERR_WITNESS_PROGRAM_MISMATCH:
91 [ + - ]: 7449 : return "Witness program hash mismatch";
92 : : case SCRIPT_ERR_WITNESS_MALLEATED:
93 [ + - ]: 7002 : return "Witness requires empty scriptSig";
94 : : case SCRIPT_ERR_WITNESS_MALLEATED_P2SH:
95 [ + - ]: 12 : return "Witness requires only-redeemscript scriptSig";
96 : : case SCRIPT_ERR_WITNESS_UNEXPECTED:
97 [ + - ]: 504 : return "Witness provided for non-witness script";
98 : : case SCRIPT_ERR_WITNESS_PUBKEYTYPE:
99 [ + - ]: 6 : return "Using non-compressed keys in segwit";
100 : : case SCRIPT_ERR_SCHNORR_SIG_SIZE:
101 [ + - ]: 1517 : return "Invalid Schnorr signature size";
102 : : case SCRIPT_ERR_SCHNORR_SIG_HASHTYPE:
103 [ + - ]: 81 : return "Invalid Schnorr signature hash type";
104 : : case SCRIPT_ERR_SCHNORR_SIG:
105 [ + - ]: 185 : return "Invalid Schnorr signature";
106 : : case SCRIPT_ERR_TAPROOT_WRONG_CONTROL_SIZE:
107 [ + - ]: 1040 : return "Invalid Taproot control block size";
108 : : case SCRIPT_ERR_TAPSCRIPT_VALIDATION_WEIGHT:
109 [ + - ]: 15 : return "Too much signature validation relative to witness weight";
110 : : case SCRIPT_ERR_TAPSCRIPT_CHECKMULTISIG:
111 [ + - ]: 18 : return "OP_CHECKMULTISIG(VERIFY) is not available in tapscript";
112 : : case SCRIPT_ERR_TAPSCRIPT_MINIMALIF:
113 [ + - ]: 11 : return "OP_IF/NOTIF argument must be minimal in tapscript";
114 : : case SCRIPT_ERR_OP_CODESEPARATOR:
115 [ + - ]: 1965 : return "Using OP_CODESEPARATOR in non-witness script";
116 : : case SCRIPT_ERR_SIG_FINDANDDELETE:
117 [ + - ]: 6069 : return "Signature is found in scriptCode";
118 : : case SCRIPT_ERR_UNKNOWN_ERROR:
119 : 7594 : case SCRIPT_ERR_ERROR_COUNT:
120 : 7594 : default: break;
121 : : }
122 [ + - ]: 7594 : return "unknown error";
123 : 154972 : }
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