/
opcode.go
602 lines (585 loc) · 24 KB
/
opcode.go
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// Copyright (c) 2013-2017 The btcsuite developers
// Use of this source code is governed by an ISC
// license that can be found in the LICENSE file.
package script
// An opcode defines the information related to a txscript opcode. opfunc, if
// present, is the function to call to perform the opcode on the script. The
// current script is passed in as a slice with the first member being the opcode
// itself.
type opcode struct {
value byte
name string
length int
}
// These constants are the values of the official opcodes used on the btc wiki,
// in bitcoin core and in most if not all other references and software related
// to handling BTC scripts.
const (
OP_0 = 0x00 // 0
OP_FALSE = 0x00 // 0 - AKA OP_0
OP_DATA_1 = 0x01 // 1
OP_DATA_2 = 0x02 // 2
OP_DATA_3 = 0x03 // 3
OP_DATA_4 = 0x04 // 4
OP_DATA_5 = 0x05 // 5
OP_DATA_6 = 0x06 // 6
OP_DATA_7 = 0x07 // 7
OP_DATA_8 = 0x08 // 8
OP_DATA_9 = 0x09 // 9
OP_DATA_10 = 0x0a // 10
OP_DATA_11 = 0x0b // 11
OP_DATA_12 = 0x0c // 12
OP_DATA_13 = 0x0d // 13
OP_DATA_14 = 0x0e // 14
OP_DATA_15 = 0x0f // 15
OP_DATA_16 = 0x10 // 16
OP_DATA_17 = 0x11 // 17
OP_DATA_18 = 0x12 // 18
OP_DATA_19 = 0x13 // 19
OP_DATA_20 = 0x14 // 20
OP_DATA_21 = 0x15 // 21
OP_DATA_22 = 0x16 // 22
OP_DATA_23 = 0x17 // 23
OP_DATA_24 = 0x18 // 24
OP_DATA_25 = 0x19 // 25
OP_DATA_26 = 0x1a // 26
OP_DATA_27 = 0x1b // 27
OP_DATA_28 = 0x1c // 28
OP_DATA_29 = 0x1d // 29
OP_DATA_30 = 0x1e // 30
OP_DATA_31 = 0x1f // 31
OP_DATA_32 = 0x20 // 32
OP_DATA_33 = 0x21 // 33
OP_DATA_34 = 0x22 // 34
OP_DATA_35 = 0x23 // 35
OP_DATA_36 = 0x24 // 36
OP_DATA_37 = 0x25 // 37
OP_DATA_38 = 0x26 // 38
OP_DATA_39 = 0x27 // 39
OP_DATA_40 = 0x28 // 40
OP_DATA_41 = 0x29 // 41
OP_DATA_42 = 0x2a // 42
OP_DATA_43 = 0x2b // 43
OP_DATA_44 = 0x2c // 44
OP_DATA_45 = 0x2d // 45
OP_DATA_46 = 0x2e // 46
OP_DATA_47 = 0x2f // 47
OP_DATA_48 = 0x30 // 48
OP_DATA_49 = 0x31 // 49
OP_DATA_50 = 0x32 // 50
OP_DATA_51 = 0x33 // 51
OP_DATA_52 = 0x34 // 52
OP_DATA_53 = 0x35 // 53
OP_DATA_54 = 0x36 // 54
OP_DATA_55 = 0x37 // 55
OP_DATA_56 = 0x38 // 56
OP_DATA_57 = 0x39 // 57
OP_DATA_58 = 0x3a // 58
OP_DATA_59 = 0x3b // 59
OP_DATA_60 = 0x3c // 60
OP_DATA_61 = 0x3d // 61
OP_DATA_62 = 0x3e // 62
OP_DATA_63 = 0x3f // 63
OP_DATA_64 = 0x40 // 64
OP_DATA_65 = 0x41 // 65
OP_DATA_66 = 0x42 // 66
OP_DATA_67 = 0x43 // 67
OP_DATA_68 = 0x44 // 68
OP_DATA_69 = 0x45 // 69
OP_DATA_70 = 0x46 // 70
OP_DATA_71 = 0x47 // 71
OP_DATA_72 = 0x48 // 72
OP_DATA_73 = 0x49 // 73
OP_DATA_74 = 0x4a // 74
OP_DATA_75 = 0x4b // 75
OP_PUSHDATA1 = 0x4c // 76
OP_PUSHDATA2 = 0x4d // 77
OP_PUSHDATA4 = 0x4e // 78
OP_1NEGATE = 0x4f // 79
OP_RESERVED = 0x50 // 80
OP_1 = 0x51 // 81 - AKA OP_TRUE
OP_TRUE = 0x51 // 81
OP_2 = 0x52 // 82
OP_3 = 0x53 // 83
OP_4 = 0x54 // 84
OP_5 = 0x55 // 85
OP_6 = 0x56 // 86
OP_7 = 0x57 // 87
OP_8 = 0x58 // 88
OP_9 = 0x59 // 89
OP_10 = 0x5a // 90
OP_11 = 0x5b // 91
OP_12 = 0x5c // 92
OP_13 = 0x5d // 93
OP_14 = 0x5e // 94
OP_15 = 0x5f // 95
OP_16 = 0x60 // 96
OP_NOP = 0x61 // 97
OP_VER = 0x62 // 98
OP_IF = 0x63 // 99
OP_NOTIF = 0x64 // 100
OP_VERIF = 0x65 // 101
OP_VERNOTIF = 0x66 // 102
OP_ELSE = 0x67 // 103
OP_ENDIF = 0x68 // 104
OP_VERIFY = 0x69 // 105
OP_RETURN = 0x6a // 106
OP_TOALTSTACK = 0x6b // 107
OP_FROMALTSTACK = 0x6c // 108
OP_2DROP = 0x6d // 109
OP_2DUP = 0x6e // 110
OP_3DUP = 0x6f // 111
OP_2OVER = 0x70 // 112
OP_2ROT = 0x71 // 113
OP_2SWAP = 0x72 // 114
OP_IFDUP = 0x73 // 115
OP_DEPTH = 0x74 // 116
OP_DROP = 0x75 // 117
OP_DUP = 0x76 // 118
OP_NIP = 0x77 // 119
OP_OVER = 0x78 // 120
OP_PICK = 0x79 // 121
OP_ROLL = 0x7a // 122
OP_ROT = 0x7b // 123
OP_SWAP = 0x7c // 124
OP_TUCK = 0x7d // 125
OP_CAT = 0x7e // 126
OP_SUBSTR = 0x7f // 127
OP_LEFT = 0x80 // 128
OP_RIGHT = 0x81 // 129
OP_SIZE = 0x82 // 130
OP_INVERT = 0x83 // 131
OP_AND = 0x84 // 132
OP_OR = 0x85 // 133
OP_XOR = 0x86 // 134
OP_EQUAL = 0x87 // 135
OP_EQUALVERIFY = 0x88 // 136
OP_RESERVED1 = 0x89 // 137
OP_RESERVED2 = 0x8a // 138
OP_1ADD = 0x8b // 139
OP_1SUB = 0x8c // 140
OP_2MUL = 0x8d // 141
OP_2DIV = 0x8e // 142
OP_NEGATE = 0x8f // 143
OP_ABS = 0x90 // 144
OP_NOT = 0x91 // 145
OP_0NOTEQUAL = 0x92 // 146
OP_ADD = 0x93 // 147
OP_SUB = 0x94 // 148
OP_MUL = 0x95 // 149
OP_DIV = 0x96 // 150
OP_MOD = 0x97 // 151
OP_LSHIFT = 0x98 // 152
OP_RSHIFT = 0x99 // 153
OP_BOOLAND = 0x9a // 154
OP_BOOLOR = 0x9b // 155
OP_NUMEQUAL = 0x9c // 156
OP_NUMEQUALVERIFY = 0x9d // 157
OP_NUMNOTEQUAL = 0x9e // 158
OP_LESSTHAN = 0x9f // 159
OP_GREATERTHAN = 0xa0 // 160
OP_LESSTHANOREQUAL = 0xa1 // 161
OP_GREATERTHANOREQUAL = 0xa2 // 162
OP_MIN = 0xa3 // 163
OP_MAX = 0xa4 // 164
OP_WITHIN = 0xa5 // 165
OP_RIPEMD160 = 0xa6 // 166
OP_SHA1 = 0xa7 // 167
OP_SHA256 = 0xa8 // 168
OP_HASH160 = 0xa9 // 169
OP_HASH256 = 0xaa // 170
OP_CODESEPARATOR = 0xab // 171
OP_CHECKSIG = 0xac // 172
OP_CHECKSIGVERIFY = 0xad // 173
OP_CHECKMULTISIG = 0xae // 174
OP_CHECKMULTISIGVERIFY = 0xaf // 175
OP_NOP1 = 0xb0 // 176
OP_NOP2 = 0xb1 // 177
OP_CHECKLOCKTIMEVERIFY = 0xb1 // 177 - AKA OP_NOP2
OP_NOP3 = 0xb2 // 178
OP_CHECKSEQUENCEVERIFY = 0xb2 // 178 - AKA OP_NOP3
OP_NOP4 = 0xb3 // 179
OP_NOP5 = 0xb4 // 180
OP_NOP6 = 0xb5 // 181
OP_NOP7 = 0xb6 // 182
OP_NOP8 = 0xb7 // 183
OP_NOP9 = 0xb8 // 184
OP_NOP10 = 0xb9 // 185
OP_UNKNOWN186 = 0xba // 186
OP_UNKNOWN187 = 0xbb // 187
OP_UNKNOWN188 = 0xbc // 188
OP_UNKNOWN189 = 0xbd // 189
OP_UNKNOWN190 = 0xbe // 190
OP_UNKNOWN191 = 0xbf // 191
OP_UNKNOWN192 = 0xc0 // 192
OP_UNKNOWN193 = 0xc1 // 193
OP_UNKNOWN194 = 0xc2 // 194
OP_UNKNOWN195 = 0xc3 // 195
OP_UNKNOWN196 = 0xc4 // 196
OP_UNKNOWN197 = 0xc5 // 197
OP_UNKNOWN198 = 0xc6 // 198
OP_UNKNOWN199 = 0xc7 // 199
OP_UNKNOWN200 = 0xc8 // 200
OP_UNKNOWN201 = 0xc9 // 201
OP_UNKNOWN202 = 0xca // 202
OP_UNKNOWN203 = 0xcb // 203
OP_UNKNOWN204 = 0xcc // 204
OP_UNKNOWN205 = 0xcd // 205
OP_UNKNOWN206 = 0xce // 206
OP_UNKNOWN207 = 0xcf // 207
OP_UNKNOWN208 = 0xd0 // 208
OP_UNKNOWN209 = 0xd1 // 209
OP_UNKNOWN210 = 0xd2 // 210
OP_UNKNOWN211 = 0xd3 // 211
OP_UNKNOWN212 = 0xd4 // 212
OP_UNKNOWN213 = 0xd5 // 213
OP_UNKNOWN214 = 0xd6 // 214
OP_UNKNOWN215 = 0xd7 // 215
OP_UNKNOWN216 = 0xd8 // 216
OP_UNKNOWN217 = 0xd9 // 217
OP_UNKNOWN218 = 0xda // 218
OP_UNKNOWN219 = 0xdb // 219
OP_UNKNOWN220 = 0xdc // 220
OP_UNKNOWN221 = 0xdd // 221
OP_UNKNOWN222 = 0xde // 222
OP_UNKNOWN223 = 0xdf // 223
OP_UNKNOWN224 = 0xe0 // 224
OP_UNKNOWN225 = 0xe1 // 225
OP_UNKNOWN226 = 0xe2 // 226
OP_UNKNOWN227 = 0xe3 // 227
OP_UNKNOWN228 = 0xe4 // 228
OP_UNKNOWN229 = 0xe5 // 229
OP_UNKNOWN230 = 0xe6 // 230
OP_UNKNOWN231 = 0xe7 // 231
OP_UNKNOWN232 = 0xe8 // 232
OP_UNKNOWN233 = 0xe9 // 233
OP_UNKNOWN234 = 0xea // 234
OP_UNKNOWN235 = 0xeb // 235
OP_UNKNOWN236 = 0xec // 236
OP_UNKNOWN237 = 0xed // 237
OP_UNKNOWN238 = 0xee // 238
OP_UNKNOWN239 = 0xef // 239
OP_UNKNOWN240 = 0xf0 // 240
OP_UNKNOWN241 = 0xf1 // 241
OP_UNKNOWN242 = 0xf2 // 242
OP_UNKNOWN243 = 0xf3 // 243
OP_UNKNOWN244 = 0xf4 // 244
OP_UNKNOWN245 = 0xf5 // 245
OP_UNKNOWN246 = 0xf6 // 246
OP_UNKNOWN247 = 0xf7 // 247
OP_UNKNOWN248 = 0xf8 // 248
OP_UNKNOWN249 = 0xf9 // 249
OP_SMALLINTEGER = 0xfa // 250 - bitcoin core internal
OP_PUBKEYS = 0xfb // 251 - bitcoin core internal
OP_UNKNOWN252 = 0xfc // 252
OP_PUBKEYHASH = 0xfd // 253 - bitcoin core internal
OP_PUBKEY = 0xfe // 254 - bitcoin core internal
OP_INVALIDOPCODE = 0xff // 255 - bitcoin core internal
)
// Conditional execution constants.
const (
OpCondFalse = 0
OpCondTrue = 1
OpCondSkip = 2
)
// opcodeArray holds details about all possible opcodes such as how many bytes
// the opcode and any associated data should take, its human-readable name, and
// the handler function.
var opcodeArray = [256]opcode{
// Data push opcodes.
OP_FALSE: {OP_FALSE, "OP_0", 1},
OP_DATA_1: {OP_DATA_1, "OP_DATA_1", 2},
OP_DATA_2: {OP_DATA_2, "OP_DATA_2", 3},
OP_DATA_3: {OP_DATA_3, "OP_DATA_3", 4},
OP_DATA_4: {OP_DATA_4, "OP_DATA_4", 5},
OP_DATA_5: {OP_DATA_5, "OP_DATA_5", 6},
OP_DATA_6: {OP_DATA_6, "OP_DATA_6", 7},
OP_DATA_7: {OP_DATA_7, "OP_DATA_7", 8},
OP_DATA_8: {OP_DATA_8, "OP_DATA_8", 9},
OP_DATA_9: {OP_DATA_9, "OP_DATA_9", 10},
OP_DATA_10: {OP_DATA_10, "OP_DATA_10", 11},
OP_DATA_11: {OP_DATA_11, "OP_DATA_11", 12},
OP_DATA_12: {OP_DATA_12, "OP_DATA_12", 13},
OP_DATA_13: {OP_DATA_13, "OP_DATA_13", 14},
OP_DATA_14: {OP_DATA_14, "OP_DATA_14", 15},
OP_DATA_15: {OP_DATA_15, "OP_DATA_15", 16},
OP_DATA_16: {OP_DATA_16, "OP_DATA_16", 17},
OP_DATA_17: {OP_DATA_17, "OP_DATA_17", 18},
OP_DATA_18: {OP_DATA_18, "OP_DATA_18", 19},
OP_DATA_19: {OP_DATA_19, "OP_DATA_19", 20},
OP_DATA_20: {OP_DATA_20, "OP_DATA_20", 21},
OP_DATA_21: {OP_DATA_21, "OP_DATA_21", 22},
OP_DATA_22: {OP_DATA_22, "OP_DATA_22", 23},
OP_DATA_23: {OP_DATA_23, "OP_DATA_23", 24},
OP_DATA_24: {OP_DATA_24, "OP_DATA_24", 25},
OP_DATA_25: {OP_DATA_25, "OP_DATA_25", 26},
OP_DATA_26: {OP_DATA_26, "OP_DATA_26", 27},
OP_DATA_27: {OP_DATA_27, "OP_DATA_27", 28},
OP_DATA_28: {OP_DATA_28, "OP_DATA_28", 29},
OP_DATA_29: {OP_DATA_29, "OP_DATA_29", 30},
OP_DATA_30: {OP_DATA_30, "OP_DATA_30", 31},
OP_DATA_31: {OP_DATA_31, "OP_DATA_31", 32},
OP_DATA_32: {OP_DATA_32, "OP_DATA_32", 33},
OP_DATA_33: {OP_DATA_33, "OP_DATA_33", 34},
OP_DATA_34: {OP_DATA_34, "OP_DATA_34", 35},
OP_DATA_35: {OP_DATA_35, "OP_DATA_35", 36},
OP_DATA_36: {OP_DATA_36, "OP_DATA_36", 37},
OP_DATA_37: {OP_DATA_37, "OP_DATA_37", 38},
OP_DATA_38: {OP_DATA_38, "OP_DATA_38", 39},
OP_DATA_39: {OP_DATA_39, "OP_DATA_39", 40},
OP_DATA_40: {OP_DATA_40, "OP_DATA_40", 41},
OP_DATA_41: {OP_DATA_41, "OP_DATA_41", 42},
OP_DATA_42: {OP_DATA_42, "OP_DATA_42", 43},
OP_DATA_43: {OP_DATA_43, "OP_DATA_43", 44},
OP_DATA_44: {OP_DATA_44, "OP_DATA_44", 45},
OP_DATA_45: {OP_DATA_45, "OP_DATA_45", 46},
OP_DATA_46: {OP_DATA_46, "OP_DATA_46", 47},
OP_DATA_47: {OP_DATA_47, "OP_DATA_47", 48},
OP_DATA_48: {OP_DATA_48, "OP_DATA_48", 49},
OP_DATA_49: {OP_DATA_49, "OP_DATA_49", 50},
OP_DATA_50: {OP_DATA_50, "OP_DATA_50", 51},
OP_DATA_51: {OP_DATA_51, "OP_DATA_51", 52},
OP_DATA_52: {OP_DATA_52, "OP_DATA_52", 53},
OP_DATA_53: {OP_DATA_53, "OP_DATA_53", 54},
OP_DATA_54: {OP_DATA_54, "OP_DATA_54", 55},
OP_DATA_55: {OP_DATA_55, "OP_DATA_55", 56},
OP_DATA_56: {OP_DATA_56, "OP_DATA_56", 57},
OP_DATA_57: {OP_DATA_57, "OP_DATA_57", 58},
OP_DATA_58: {OP_DATA_58, "OP_DATA_58", 59},
OP_DATA_59: {OP_DATA_59, "OP_DATA_59", 60},
OP_DATA_60: {OP_DATA_60, "OP_DATA_60", 61},
OP_DATA_61: {OP_DATA_61, "OP_DATA_61", 62},
OP_DATA_62: {OP_DATA_62, "OP_DATA_62", 63},
OP_DATA_63: {OP_DATA_63, "OP_DATA_63", 64},
OP_DATA_64: {OP_DATA_64, "OP_DATA_64", 65},
OP_DATA_65: {OP_DATA_65, "OP_DATA_65", 66},
OP_DATA_66: {OP_DATA_66, "OP_DATA_66", 67},
OP_DATA_67: {OP_DATA_67, "OP_DATA_67", 68},
OP_DATA_68: {OP_DATA_68, "OP_DATA_68", 69},
OP_DATA_69: {OP_DATA_69, "OP_DATA_69", 70},
OP_DATA_70: {OP_DATA_70, "OP_DATA_70", 71},
OP_DATA_71: {OP_DATA_71, "OP_DATA_71", 72},
OP_DATA_72: {OP_DATA_72, "OP_DATA_72", 73},
OP_DATA_73: {OP_DATA_73, "OP_DATA_73", 74},
OP_DATA_74: {OP_DATA_74, "OP_DATA_74", 75},
OP_DATA_75: {OP_DATA_75, "OP_DATA_75", 76},
OP_PUSHDATA1: {OP_PUSHDATA1, "OP_PUSHDATA1", -1},
OP_PUSHDATA2: {OP_PUSHDATA2, "OP_PUSHDATA2", -2},
OP_PUSHDATA4: {OP_PUSHDATA4, "OP_PUSHDATA4", -4},
OP_1NEGATE: {OP_1NEGATE, "OP_1NEGATE", 1},
OP_RESERVED: {OP_RESERVED, "OP_RESERVED", 1},
OP_TRUE: {OP_TRUE, "OP_1", 1},
OP_2: {OP_2, "OP_2", 1},
OP_3: {OP_3, "OP_3", 1},
OP_4: {OP_4, "OP_4", 1},
OP_5: {OP_5, "OP_5", 1},
OP_6: {OP_6, "OP_6", 1},
OP_7: {OP_7, "OP_7", 1},
OP_8: {OP_8, "OP_8", 1},
OP_9: {OP_9, "OP_9", 1},
OP_10: {OP_10, "OP_10", 1},
OP_11: {OP_11, "OP_11", 1},
OP_12: {OP_12, "OP_12", 1},
OP_13: {OP_13, "OP_13", 1},
OP_14: {OP_14, "OP_14", 1},
OP_15: {OP_15, "OP_15", 1},
OP_16: {OP_16, "OP_16", 1},
// Control opcodes.
OP_NOP: {OP_NOP, "OP_NOP", 1},
OP_VER: {OP_VER, "OP_VER", 1},
OP_IF: {OP_IF, "OP_IF", 1},
OP_NOTIF: {OP_NOTIF, "OP_NOTIF", 1},
OP_VERIF: {OP_VERIF, "OP_VERIF", 1},
OP_VERNOTIF: {OP_VERNOTIF, "OP_VERNOTIF", 1},
OP_ELSE: {OP_ELSE, "OP_ELSE", 1},
OP_ENDIF: {OP_ENDIF, "OP_ENDIF", 1},
OP_VERIFY: {OP_VERIFY, "OP_VERIFY", 1},
OP_RETURN: {OP_RETURN, "OP_RETURN", 1},
OP_CHECKLOCKTIMEVERIFY: {OP_CHECKLOCKTIMEVERIFY, "OP_CHECKLOCKTIMEVERIFY", 1},
OP_CHECKSEQUENCEVERIFY: {OP_CHECKSEQUENCEVERIFY, "OP_CHECKSEQUENCEVERIFY", 1},
// Stack opcodes.
OP_TOALTSTACK: {OP_TOALTSTACK, "OP_TOALTSTACK", 1},
OP_FROMALTSTACK: {OP_FROMALTSTACK, "OP_FROMALTSTACK", 1},
OP_2DROP: {OP_2DROP, "OP_2DROP", 1},
OP_2DUP: {OP_2DUP, "OP_2DUP", 1},
OP_3DUP: {OP_3DUP, "OP_3DUP", 1},
OP_2OVER: {OP_2OVER, "OP_2OVER", 1},
OP_2ROT: {OP_2ROT, "OP_2ROT", 1},
OP_2SWAP: {OP_2SWAP, "OP_2SWAP", 1},
OP_IFDUP: {OP_IFDUP, "OP_IFDUP", 1},
OP_DEPTH: {OP_DEPTH, "OP_DEPTH", 1},
OP_DROP: {OP_DROP, "OP_DROP", 1},
OP_DUP: {OP_DUP, "OP_DUP", 1},
OP_NIP: {OP_NIP, "OP_NIP", 1},
OP_OVER: {OP_OVER, "OP_OVER", 1},
OP_PICK: {OP_PICK, "OP_PICK", 1},
OP_ROLL: {OP_ROLL, "OP_ROLL", 1},
OP_ROT: {OP_ROT, "OP_ROT", 1},
OP_SWAP: {OP_SWAP, "OP_SWAP", 1},
OP_TUCK: {OP_TUCK, "OP_TUCK", 1},
// Splice opcodes.
OP_CAT: {OP_CAT, "OP_CAT", 1},
OP_SUBSTR: {OP_SUBSTR, "OP_SUBSTR", 1},
OP_LEFT: {OP_LEFT, "OP_LEFT", 1},
OP_RIGHT: {OP_RIGHT, "OP_RIGHT", 1},
OP_SIZE: {OP_SIZE, "OP_SIZE", 1},
// Bitwise logic opcodes.
OP_INVERT: {OP_INVERT, "OP_INVERT", 1},
OP_AND: {OP_AND, "OP_AND", 1},
OP_OR: {OP_OR, "OP_OR", 1},
OP_XOR: {OP_XOR, "OP_XOR", 1},
OP_EQUAL: {OP_EQUAL, "OP_EQUAL", 1},
OP_EQUALVERIFY: {OP_EQUALVERIFY, "OP_EQUALVERIFY", 1},
OP_RESERVED1: {OP_RESERVED1, "OP_RESERVED1", 1},
OP_RESERVED2: {OP_RESERVED2, "OP_RESERVED2", 1},
// Numeric related opcodes.
OP_1ADD: {OP_1ADD, "OP_1ADD", 1},
OP_1SUB: {OP_1SUB, "OP_1SUB", 1},
OP_2MUL: {OP_2MUL, "OP_2MUL", 1},
OP_2DIV: {OP_2DIV, "OP_2DIV", 1},
OP_NEGATE: {OP_NEGATE, "OP_NEGATE", 1},
OP_ABS: {OP_ABS, "OP_ABS", 1},
OP_NOT: {OP_NOT, "OP_NOT", 1},
OP_0NOTEQUAL: {OP_0NOTEQUAL, "OP_0NOTEQUAL", 1},
OP_ADD: {OP_ADD, "OP_ADD", 1},
OP_SUB: {OP_SUB, "OP_SUB", 1},
OP_MUL: {OP_MUL, "OP_MUL", 1},
OP_DIV: {OP_DIV, "OP_DIV", 1},
OP_MOD: {OP_MOD, "OP_MOD", 1},
OP_LSHIFT: {OP_LSHIFT, "OP_LSHIFT", 1},
OP_RSHIFT: {OP_RSHIFT, "OP_RSHIFT", 1},
OP_BOOLAND: {OP_BOOLAND, "OP_BOOLAND", 1},
OP_BOOLOR: {OP_BOOLOR, "OP_BOOLOR", 1},
OP_NUMEQUAL: {OP_NUMEQUAL, "OP_NUMEQUAL", 1},
OP_NUMEQUALVERIFY: {OP_NUMEQUALVERIFY, "OP_NUMEQUALVERIFY", 1},
OP_NUMNOTEQUAL: {OP_NUMNOTEQUAL, "OP_NUMNOTEQUAL", 1},
OP_LESSTHAN: {OP_LESSTHAN, "OP_LESSTHAN", 1},
OP_GREATERTHAN: {OP_GREATERTHAN, "OP_GREATERTHAN", 1},
OP_LESSTHANOREQUAL: {OP_LESSTHANOREQUAL, "OP_LESSTHANOREQUAL", 1},
OP_GREATERTHANOREQUAL: {OP_GREATERTHANOREQUAL, "OP_GREATERTHANOREQUAL", 1},
OP_MIN: {OP_MIN, "OP_MIN", 1},
OP_MAX: {OP_MAX, "OP_MAX", 1},
OP_WITHIN: {OP_WITHIN, "OP_WITHIN", 1},
// Crypto opcodes.
OP_RIPEMD160: {OP_RIPEMD160, "OP_RIPEMD160", 1},
OP_SHA1: {OP_SHA1, "OP_SHA1", 1},
OP_SHA256: {OP_SHA256, "OP_SHA256", 1},
OP_HASH160: {OP_HASH160, "OP_HASH160", 1},
OP_HASH256: {OP_HASH256, "OP_HASH256", 1},
OP_CODESEPARATOR: {OP_CODESEPARATOR, "OP_CODESEPARATOR", 1},
OP_CHECKSIG: {OP_CHECKSIG, "OP_CHECKSIG", 1},
OP_CHECKSIGVERIFY: {OP_CHECKSIGVERIFY, "OP_CHECKSIGVERIFY", 1},
OP_CHECKMULTISIG: {OP_CHECKMULTISIG, "OP_CHECKMULTISIG", 1},
OP_CHECKMULTISIGVERIFY: {OP_CHECKMULTISIGVERIFY, "OP_CHECKMULTISIGVERIFY", 1},
// Reserved opcodes.
OP_NOP1: {OP_NOP1, "OP_NOP1", 1},
OP_NOP4: {OP_NOP4, "OP_NOP4", 1},
OP_NOP5: {OP_NOP5, "OP_NOP5", 1},
OP_NOP6: {OP_NOP6, "OP_NOP6", 1},
OP_NOP7: {OP_NOP7, "OP_NOP7", 1},
OP_NOP8: {OP_NOP8, "OP_NOP8", 1},
OP_NOP9: {OP_NOP9, "OP_NOP9", 1},
OP_NOP10: {OP_NOP10, "OP_NOP10", 1},
// Undefined opcodes.
OP_UNKNOWN186: {OP_UNKNOWN186, "OP_UNKNOWN186", 1},
OP_UNKNOWN187: {OP_UNKNOWN187, "OP_UNKNOWN187", 1},
OP_UNKNOWN188: {OP_UNKNOWN188, "OP_UNKNOWN188", 1},
OP_UNKNOWN189: {OP_UNKNOWN189, "OP_UNKNOWN189", 1},
OP_UNKNOWN190: {OP_UNKNOWN190, "OP_UNKNOWN190", 1},
OP_UNKNOWN191: {OP_UNKNOWN191, "OP_UNKNOWN191", 1},
OP_UNKNOWN192: {OP_UNKNOWN192, "OP_UNKNOWN192", 1},
OP_UNKNOWN193: {OP_UNKNOWN193, "OP_UNKNOWN193", 1},
OP_UNKNOWN194: {OP_UNKNOWN194, "OP_UNKNOWN194", 1},
OP_UNKNOWN195: {OP_UNKNOWN195, "OP_UNKNOWN195", 1},
OP_UNKNOWN196: {OP_UNKNOWN196, "OP_UNKNOWN196", 1},
OP_UNKNOWN197: {OP_UNKNOWN197, "OP_UNKNOWN197", 1},
OP_UNKNOWN198: {OP_UNKNOWN198, "OP_UNKNOWN198", 1},
OP_UNKNOWN199: {OP_UNKNOWN199, "OP_UNKNOWN199", 1},
OP_UNKNOWN200: {OP_UNKNOWN200, "OP_UNKNOWN200", 1},
OP_UNKNOWN201: {OP_UNKNOWN201, "OP_UNKNOWN201", 1},
OP_UNKNOWN202: {OP_UNKNOWN202, "OP_UNKNOWN202", 1},
OP_UNKNOWN203: {OP_UNKNOWN203, "OP_UNKNOWN203", 1},
OP_UNKNOWN204: {OP_UNKNOWN204, "OP_UNKNOWN204", 1},
OP_UNKNOWN205: {OP_UNKNOWN205, "OP_UNKNOWN205", 1},
OP_UNKNOWN206: {OP_UNKNOWN206, "OP_UNKNOWN206", 1},
OP_UNKNOWN207: {OP_UNKNOWN207, "OP_UNKNOWN207", 1},
OP_UNKNOWN208: {OP_UNKNOWN208, "OP_UNKNOWN208", 1},
OP_UNKNOWN209: {OP_UNKNOWN209, "OP_UNKNOWN209", 1},
OP_UNKNOWN210: {OP_UNKNOWN210, "OP_UNKNOWN210", 1},
OP_UNKNOWN211: {OP_UNKNOWN211, "OP_UNKNOWN211", 1},
OP_UNKNOWN212: {OP_UNKNOWN212, "OP_UNKNOWN212", 1},
OP_UNKNOWN213: {OP_UNKNOWN213, "OP_UNKNOWN213", 1},
OP_UNKNOWN214: {OP_UNKNOWN214, "OP_UNKNOWN214", 1},
OP_UNKNOWN215: {OP_UNKNOWN215, "OP_UNKNOWN215", 1},
OP_UNKNOWN216: {OP_UNKNOWN216, "OP_UNKNOWN216", 1},
OP_UNKNOWN217: {OP_UNKNOWN217, "OP_UNKNOWN217", 1},
OP_UNKNOWN218: {OP_UNKNOWN218, "OP_UNKNOWN218", 1},
OP_UNKNOWN219: {OP_UNKNOWN219, "OP_UNKNOWN219", 1},
OP_UNKNOWN220: {OP_UNKNOWN220, "OP_UNKNOWN220", 1},
OP_UNKNOWN221: {OP_UNKNOWN221, "OP_UNKNOWN221", 1},
OP_UNKNOWN222: {OP_UNKNOWN222, "OP_UNKNOWN222", 1},
OP_UNKNOWN223: {OP_UNKNOWN223, "OP_UNKNOWN223", 1},
OP_UNKNOWN224: {OP_UNKNOWN224, "OP_UNKNOWN224", 1},
OP_UNKNOWN225: {OP_UNKNOWN225, "OP_UNKNOWN225", 1},
OP_UNKNOWN226: {OP_UNKNOWN226, "OP_UNKNOWN226", 1},
OP_UNKNOWN227: {OP_UNKNOWN227, "OP_UNKNOWN227", 1},
OP_UNKNOWN228: {OP_UNKNOWN228, "OP_UNKNOWN228", 1},
OP_UNKNOWN229: {OP_UNKNOWN229, "OP_UNKNOWN229", 1},
OP_UNKNOWN230: {OP_UNKNOWN230, "OP_UNKNOWN230", 1},
OP_UNKNOWN231: {OP_UNKNOWN231, "OP_UNKNOWN231", 1},
OP_UNKNOWN232: {OP_UNKNOWN232, "OP_UNKNOWN232", 1},
OP_UNKNOWN233: {OP_UNKNOWN233, "OP_UNKNOWN233", 1},
OP_UNKNOWN234: {OP_UNKNOWN234, "OP_UNKNOWN234", 1},
OP_UNKNOWN235: {OP_UNKNOWN235, "OP_UNKNOWN235", 1},
OP_UNKNOWN236: {OP_UNKNOWN236, "OP_UNKNOWN236", 1},
OP_UNKNOWN237: {OP_UNKNOWN237, "OP_UNKNOWN237", 1},
OP_UNKNOWN238: {OP_UNKNOWN238, "OP_UNKNOWN238", 1},
OP_UNKNOWN239: {OP_UNKNOWN239, "OP_UNKNOWN239", 1},
OP_UNKNOWN240: {OP_UNKNOWN240, "OP_UNKNOWN240", 1},
OP_UNKNOWN241: {OP_UNKNOWN241, "OP_UNKNOWN241", 1},
OP_UNKNOWN242: {OP_UNKNOWN242, "OP_UNKNOWN242", 1},
OP_UNKNOWN243: {OP_UNKNOWN243, "OP_UNKNOWN243", 1},
OP_UNKNOWN244: {OP_UNKNOWN244, "OP_UNKNOWN244", 1},
OP_UNKNOWN245: {OP_UNKNOWN245, "OP_UNKNOWN245", 1},
OP_UNKNOWN246: {OP_UNKNOWN246, "OP_UNKNOWN246", 1},
OP_UNKNOWN247: {OP_UNKNOWN247, "OP_UNKNOWN247", 1},
OP_UNKNOWN248: {OP_UNKNOWN248, "OP_UNKNOWN248", 1},
OP_UNKNOWN249: {OP_UNKNOWN249, "OP_UNKNOWN249", 1},
// Bitcoin Core internal use opcode. Defined here for completeness.
OP_SMALLINTEGER: {OP_SMALLINTEGER, "OP_SMALLINTEGER", 1},
OP_PUBKEYS: {OP_PUBKEYS, "OP_PUBKEYS", 1},
OP_UNKNOWN252: {OP_UNKNOWN252, "OP_UNKNOWN252", 1},
OP_PUBKEYHASH: {OP_PUBKEYHASH, "OP_PUBKEYHASH", 1},
OP_PUBKEY: {OP_PUBKEY, "OP_PUBKEY", 1},
OP_INVALIDOPCODE: {OP_INVALIDOPCODE, "OP_INVALIDOPCODE", 1},
}
// opcodeOnelineRepls defines opcode names which are replaced when doing a
// one-line disassembly. This is done to match the output of the reference
// implementation while not changing the opcode names in the nicer full
// disassembly.
var opcodeOnelineRepls = map[string]string{
"OP_1NEGATE": "-1",
"OP_0": "0",
"OP_1": "1",
"OP_2": "2",
"OP_3": "3",
"OP_4": "4",
"OP_5": "5",
"OP_6": "6",
"OP_7": "7",
"OP_8": "8",
"OP_9": "9",
"OP_10": "10",
"OP_11": "11",
"OP_12": "12",
"OP_13": "13",
"OP_14": "14",
"OP_15": "15",
"OP_16": "16",
}
// parsedOpcode represents an opcode that has been parsed and includes any
// potential data associated with it.
type parsedOpcode struct {
opcode *opcode
data []byte
}