/bitcoin/src/script/script_error.cpp

Source
// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2020 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.

#include <script/script_error.h>

#include <string>

std::string ScriptErrorString(const ScriptError serror)
{
    switch (serror)
    {
        case SCRIPT_ERR_OK:
            return "No error";
        case SCRIPT_ERR_EVAL_FALSE:
            return "Script evaluated without error but finished with a false/empty top stack element";
        case SCRIPT_ERR_VERIFY:
            return "Script failed an OP_VERIFY operation";
        case SCRIPT_ERR_EQUALVERIFY:
            return "Script failed an OP_EQUALVERIFY operation";
        case SCRIPT_ERR_CHECKMULTISIGVERIFY:
            return "Script failed an OP_CHECKMULTISIGVERIFY operation";
        case SCRIPT_ERR_CHECKSIGVERIFY:
            return "Script failed an OP_CHECKSIGVERIFY operation";
        case SCRIPT_ERR_NUMEQUALVERIFY:
            return "Script failed an OP_NUMEQUALVERIFY operation";
        case SCRIPT_ERR_SCRIPT_SIZE:
            return "Script is too big";
        case SCRIPT_ERR_PUSH_SIZE:
            return "Push value size limit exceeded";
        case SCRIPT_ERR_OP_COUNT:
            return "Operation limit exceeded";
        case SCRIPT_ERR_STACK_SIZE:
            return "Stack size limit exceeded";
        case SCRIPT_ERR_SIG_COUNT:
            return "Signature count negative or greater than pubkey count";
        case SCRIPT_ERR_PUBKEY_COUNT:
            return "Pubkey count negative or limit exceeded";
        case SCRIPT_ERR_BAD_OPCODE:
            return "Opcode missing or not understood";
        case SCRIPT_ERR_DISABLED_OPCODE:
            return "Attempted to use a disabled opcode";
        case SCRIPT_ERR_INVALID_STACK_OPERATION:
            return "Operation not valid with the current stack size";
        case SCRIPT_ERR_INVALID_ALTSTACK_OPERATION:
            return "Operation not valid with the current altstack size";
        case SCRIPT_ERR_OP_RETURN:
            return "OP_RETURN was encountered";
        case SCRIPT_ERR_UNBALANCED_CONDITIONAL:
            return "Invalid OP_IF construction";
        case SCRIPT_ERR_NEGATIVE_LOCKTIME:
            return "Negative locktime";
        case SCRIPT_ERR_UNSATISFIED_LOCKTIME:
            return "Locktime requirement not satisfied";
        case SCRIPT_ERR_SIG_HASHTYPE:
            return "Signature hash type missing or not understood";
        case SCRIPT_ERR_SIG_DER:
            return "Non-canonical DER signature";
        case SCRIPT_ERR_MINIMALDATA:
            return "Data push larger than necessary";
        case SCRIPT_ERR_SIG_PUSHONLY:
            return "Only push operators allowed in signatures";
        case SCRIPT_ERR_SIG_HIGH_S:
            return "Non-canonical signature: S value is unnecessarily high";
        case SCRIPT_ERR_SIG_NULLDUMMY:
            return "Dummy CHECKMULTISIG argument must be zero";
        case SCRIPT_ERR_MINIMALIF:
            return "OP_IF/NOTIF argument must be minimal";
        case SCRIPT_ERR_SIG_NULLFAIL:
            return "Signature must be zero for failed CHECK(MULTI)SIG operation";
        case SCRIPT_ERR_DISCOURAGE_UPGRADABLE_NOPS:
            return "NOPx reserved for soft-fork upgrades";
        case SCRIPT_ERR_DISCOURAGE_UPGRADABLE_WITNESS_PROGRAM:
            return "Witness version reserved for soft-fork upgrades";
        case SCRIPT_ERR_DISCOURAGE_UPGRADABLE_TAPROOT_VERSION:
            return "Taproot version reserved for soft-fork upgrades";
        case SCRIPT_ERR_DISCOURAGE_OP_SUCCESS:
            return "OP_SUCCESSx reserved for soft-fork upgrades";
        case SCRIPT_ERR_DISCOURAGE_UPGRADABLE_PUBKEYTYPE:
            return "Public key version reserved for soft-fork upgrades";
        case SCRIPT_ERR_PUBKEYTYPE:
            return "Public key is neither compressed or uncompressed";
        case SCRIPT_ERR_CLEANSTACK:
            return "Stack size must be exactly one after execution";
        case SCRIPT_ERR_WITNESS_PROGRAM_WRONG_LENGTH:
            return "Witness program has incorrect length";
        case SCRIPT_ERR_WITNESS_PROGRAM_WITNESS_EMPTY:
            return "Witness program was passed an empty witness";
        case SCRIPT_ERR_WITNESS_PROGRAM_MISMATCH:
            return "Witness program hash mismatch";
        case SCRIPT_ERR_WITNESS_MALLEATED:
            return "Witness requires empty scriptSig";
        case SCRIPT_ERR_WITNESS_MALLEATED_P2SH:
            return "Witness requires only-redeemscript scriptSig";
        case SCRIPT_ERR_WITNESS_UNEXPECTED:
            return "Witness provided for non-witness script";
        case SCRIPT_ERR_WITNESS_PUBKEYTYPE:
            return "Using non-compressed keys in segwit";
        case SCRIPT_ERR_SCHNORR_SIG_SIZE:
            return "Invalid Schnorr signature size";
        case SCRIPT_ERR_SCHNORR_SIG_HASHTYPE:
            return "Invalid Schnorr signature hash type";
        case SCRIPT_ERR_SCHNORR_SIG:
            return "Invalid Schnorr signature";
        case SCRIPT_ERR_TAPROOT_WRONG_CONTROL_SIZE:
            return "Invalid Taproot control block size";
        case SCRIPT_ERR_TAPSCRIPT_VALIDATION_WEIGHT:
            return "Too much signature validation relative to witness weight";
        case SCRIPT_ERR_TAPSCRIPT_CHECKMULTISIG:
            return "OP_CHECKMULTISIG(VERIFY) is not available in tapscript";
        case SCRIPT_ERR_TAPSCRIPT_MINIMALIF:
            return "OP_IF/NOTIF argument must be minimal in tapscript";
        case SCRIPT_ERR_OP_CODESEPARATOR:
            return "Using OP_CODESEPARATOR in non-witness script";
        case SCRIPT_ERR_SIG_FINDANDDELETE:
            return "Signature is found in scriptCode";
        case SCRIPT_ERR_UNKNOWN_ERROR:
        case SCRIPT_ERR_ERROR_COUNT:
        default: break;
    }
    return "unknown error";
}

Line	Count	Source
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		std::string ScriptErrorString(const ScriptError serror)
11	7.19k	{
12	7.19k	switch (serror)
13	7.19k	{
14	0	case SCRIPT_ERR_OK: Branch (14:9): [True: 0, False: 7.19k]
15	0	return "No error";
16	111	case SCRIPT_ERR_EVAL_FALSE: Branch (16:9): [True: 111, False: 7.08k]
17	111	return "Script evaluated without error but finished with a false/empty top stack element";
18	266	case SCRIPT_ERR_VERIFY: Branch (18:9): [True: 266, False: 6.93k]
19	266	return "Script failed an OP_VERIFY operation";
20	49	case SCRIPT_ERR_EQUALVERIFY: Branch (20:9): [True: 49, False: 7.15k]
21	49	return "Script failed an OP_EQUALVERIFY operation";
22	13	case SCRIPT_ERR_CHECKMULTISIGVERIFY: Branch (22:9): [True: 13, False: 7.18k]
23	13	return "Script failed an OP_CHECKMULTISIGVERIFY operation";
24	83	case SCRIPT_ERR_CHECKSIGVERIFY: Branch (24:9): [True: 83, False: 7.11k]
25	83	return "Script failed an OP_CHECKSIGVERIFY operation";
26	24	case SCRIPT_ERR_NUMEQUALVERIFY: Branch (26:9): [True: 24, False: 7.17k]
27	24	return "Script failed an OP_NUMEQUALVERIFY operation";
28	38	case SCRIPT_ERR_SCRIPT_SIZE: Branch (28:9): [True: 38, False: 7.16k]
29	38	return "Script is too big";
30	7	case SCRIPT_ERR_PUSH_SIZE: Branch (30:9): [True: 7, False: 7.19k]
31	7	return "Push value size limit exceeded";
32	0	case SCRIPT_ERR_OP_COUNT: Branch (32:9): [True: 0, False: 7.19k]
33	0	return "Operation limit exceeded";
34	0	case SCRIPT_ERR_STACK_SIZE: Branch (34:9): [True: 0, False: 7.19k]
35	0	return "Stack size limit exceeded";
36	21	case SCRIPT_ERR_SIG_COUNT: Branch (36:9): [True: 21, False: 7.17k]
37	21	return "Signature count negative or greater than pubkey count";
38	24	case SCRIPT_ERR_PUBKEY_COUNT: Branch (38:9): [True: 24, False: 7.17k]
39	24	return "Pubkey count negative or limit exceeded";
40	1.20k	case SCRIPT_ERR_BAD_OPCODE: Branch (40:9): [True: 1.20k, False: 5.99k]
41	1.20k	return "Opcode missing or not understood";
42	539	case SCRIPT_ERR_DISABLED_OPCODE: Branch (42:9): [True: 539, False: 6.66k]
43	539	return "Attempted to use a disabled opcode";
44	953	case SCRIPT_ERR_INVALID_STACK_OPERATION: Branch (44:9): [True: 953, False: 6.24k]
45	953	return "Operation not valid with the current stack size";
46	19	case SCRIPT_ERR_INVALID_ALTSTACK_OPERATION: Branch (46:9): [True: 19, False: 7.18k]
47	19	return "Operation not valid with the current altstack size";
48	34	case SCRIPT_ERR_OP_RETURN: Branch (48:9): [True: 34, False: 7.16k]
49	34	return "OP_RETURN was encountered";
50	177	case SCRIPT_ERR_UNBALANCED_CONDITIONAL: Branch (50:9): [True: 177, False: 7.02k]
51	177	return "Invalid OP_IF construction";
52	29	case SCRIPT_ERR_NEGATIVE_LOCKTIME: Branch (52:9): [True: 29, False: 7.17k]
53	29	return "Negative locktime";
54	94	case SCRIPT_ERR_UNSATISFIED_LOCKTIME: Branch (54:9): [True: 94, False: 7.10k]
55	94	return "Locktime requirement not satisfied";
56	0	case SCRIPT_ERR_SIG_HASHTYPE: Branch (56:9): [True: 0, False: 7.19k]
57	0	return "Signature hash type missing or not understood";
58	329	case SCRIPT_ERR_SIG_DER: Branch (58:9): [True: 329, False: 6.87k]
59	329	return "Non-canonical DER signature";
60	39	case SCRIPT_ERR_MINIMALDATA: Branch (60:9): [True: 39, False: 7.16k]
61	39	return "Data push larger than necessary";
62	0	case SCRIPT_ERR_SIG_PUSHONLY: Branch (62:9): [True: 0, False: 7.19k]
63	0	return "Only push operators allowed in signatures";
64	0	case SCRIPT_ERR_SIG_HIGH_S: Branch (64:9): [True: 0, False: 7.19k]
65	0	return "Non-canonical signature: S value is unnecessarily high";
66	41	case SCRIPT_ERR_SIG_NULLDUMMY: Branch (66:9): [True: 41, False: 7.15k]
67	41	return "Dummy CHECKMULTISIG argument must be zero";
68	0	case SCRIPT_ERR_MINIMALIF: Branch (68:9): [True: 0, False: 7.19k]
69	0	return "OP_IF/NOTIF argument must be minimal";
70	0	case SCRIPT_ERR_SIG_NULLFAIL: Branch (70:9): [True: 0, False: 7.19k]
71	0	return "Signature must be zero for failed CHECK(MULTI)SIG operation";
72	59	case SCRIPT_ERR_DISCOURAGE_UPGRADABLE_NOPS: Branch (72:9): [True: 59, False: 7.14k]
73	59	return "NOPx reserved for soft-fork upgrades";
74	0	case SCRIPT_ERR_DISCOURAGE_UPGRADABLE_WITNESS_PROGRAM: Branch (74:9): [True: 0, False: 7.19k]
75	0	return "Witness version reserved for soft-fork upgrades";
76	0	case SCRIPT_ERR_DISCOURAGE_UPGRADABLE_TAPROOT_VERSION: Branch (76:9): [True: 0, False: 7.19k]
77	0	return "Taproot version reserved for soft-fork upgrades";
78	0	case SCRIPT_ERR_DISCOURAGE_OP_SUCCESS: Branch (78:9): [True: 0, False: 7.19k]
79	0	return "OP_SUCCESSx reserved for soft-fork upgrades";
80	0	case SCRIPT_ERR_DISCOURAGE_UPGRADABLE_PUBKEYTYPE: Branch (80:9): [True: 0, False: 7.19k]
81	0	return "Public key version reserved for soft-fork upgrades";
82	14	case SCRIPT_ERR_PUBKEYTYPE: Branch (82:9): [True: 14, False: 7.18k]
83	14	return "Public key is neither compressed or uncompressed";
84	639	case SCRIPT_ERR_CLEANSTACK: Branch (84:9): [True: 639, False: 6.56k]
85	639	return "Stack size must be exactly one after execution";
86	0	case SCRIPT_ERR_WITNESS_PROGRAM_WRONG_LENGTH: Branch (86:9): [True: 0, False: 7.19k]
87	0	return "Witness program has incorrect length";
88	1.85k	case SCRIPT_ERR_WITNESS_PROGRAM_WITNESS_EMPTY: Branch (88:9): [True: 1.85k, False: 5.34k]
89	1.85k	return "Witness program was passed an empty witness";
90	0	case SCRIPT_ERR_WITNESS_PROGRAM_MISMATCH: Branch (90:9): [True: 0, False: 7.19k]
91	0	return "Witness program hash mismatch";
92	0	case SCRIPT_ERR_WITNESS_MALLEATED: Branch (92:9): [True: 0, False: 7.19k]
93	0	return "Witness requires empty scriptSig";
94	85	case SCRIPT_ERR_WITNESS_MALLEATED_P2SH: Branch (94:9): [True: 85, False: 7.11k]
95	85	return "Witness requires only-redeemscript scriptSig";
96	0	case SCRIPT_ERR_WITNESS_UNEXPECTED: Branch (96:9): [True: 0, False: 7.19k]
97	0	return "Witness provided for non-witness script";
98	0	case SCRIPT_ERR_WITNESS_PUBKEYTYPE: Branch (98:9): [True: 0, False: 7.19k]
99	0	return "Using non-compressed keys in segwit";
100	0	case SCRIPT_ERR_SCHNORR_SIG_SIZE: Branch (100:9): [True: 0, False: 7.19k]
101	0	return "Invalid Schnorr signature size";
102	0	case SCRIPT_ERR_SCHNORR_SIG_HASHTYPE: Branch (102:9): [True: 0, False: 7.19k]
103	0	return "Invalid Schnorr signature hash type";
104	0	case SCRIPT_ERR_SCHNORR_SIG: Branch (104:9): [True: 0, False: 7.19k]
105	0	return "Invalid Schnorr signature";
106	0	case SCRIPT_ERR_TAPROOT_WRONG_CONTROL_SIZE: Branch (106:9): [True: 0, False: 7.19k]
107	0	return "Invalid Taproot control block size";
108	0	case SCRIPT_ERR_TAPSCRIPT_VALIDATION_WEIGHT: Branch (108:9): [True: 0, False: 7.19k]
109	0	return "Too much signature validation relative to witness weight";
110	0	case SCRIPT_ERR_TAPSCRIPT_CHECKMULTISIG: Branch (110:9): [True: 0, False: 7.19k]
111	0	return "OP_CHECKMULTISIG(VERIFY) is not available in tapscript";
112	0	case SCRIPT_ERR_TAPSCRIPT_MINIMALIF: Branch (112:9): [True: 0, False: 7.19k]
113	0	return "OP_IF/NOTIF argument must be minimal in tapscript";
114	40	case SCRIPT_ERR_OP_CODESEPARATOR: Branch (114:9): [True: 40, False: 7.15k]
115	40	return "Using OP_CODESEPARATOR in non-witness script";
116	8	case SCRIPT_ERR_SIG_FINDANDDELETE: Branch (116:9): [True: 8, False: 7.19k]
117	8	return "Signature is found in scriptCode";
118	400	case SCRIPT_ERR_UNKNOWN_ERROR: Branch (118:9): [True: 400, False: 6.79k]
119	400	case SCRIPT_ERR_ERROR_COUNT: Branch (119:9): [True: 0, False: 7.19k]
120	400	default: break; Branch (120:9): [True: 0, False: 7.19k]
121	7.19k	}
122	400	return "unknown error";
123	7.19k	}

Coverage Report

Created: 2025-06-10 13:21