Differential D2166 Diff 6220 test/functional/test_framework/script.py

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test/functional/test_framework/script.py

Show All 19 Lines	if sys.version > '3':
def bchr(x): return bytes([x])		def bchr(x): return bytes([x])

def bord(x): return x		def bord(x): return x

import struct		import struct

from .bignum import bn2vch		from .bignum import bn2vch

MAX_SCRIPT_SIZE = 10000
MAX_SCRIPT_ELEMENT_SIZE = 520		MAX_SCRIPT_ELEMENT_SIZE = 520
MAX_SCRIPT_OPCODES = 201

OPCODE_NAMES = {}		OPCODE_NAMES = {}


def hash160(s):		def hash160(s):
return hashlib.new('ripemd160', sha256(s)).digest()		return hashlib.new('ripemd160', sha256(s)).digest()


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# template matching params		# template matching params
OP_SMALLINTEGER = CScriptOp(0xfa)		OP_SMALLINTEGER = CScriptOp(0xfa)
OP_PUBKEYS = CScriptOp(0xfb)		OP_PUBKEYS = CScriptOp(0xfb)
OP_PUBKEYHASH = CScriptOp(0xfd)		OP_PUBKEYHASH = CScriptOp(0xfd)
OP_PUBKEY = CScriptOp(0xfe)		OP_PUBKEY = CScriptOp(0xfe)

OP_INVALIDOPCODE = CScriptOp(0xff)		OP_INVALIDOPCODE = CScriptOp(0xff)

VALID_OPCODES = {
OP_1NEGATE,
OP_RESERVED,
OP_1,
OP_2,
OP_3,
OP_4,
OP_5,
OP_6,
OP_7,
OP_8,
OP_9,
OP_10,
OP_11,
OP_12,
OP_13,
OP_14,
OP_15,
OP_16,

OP_NOP,
OP_VER,
OP_IF,
OP_NOTIF,
OP_VERIF,
OP_VERNOTIF,
OP_ELSE,
OP_ENDIF,
OP_VERIFY,
OP_RETURN,

OP_TOALTSTACK,
OP_FROMALTSTACK,
OP_2DROP,
OP_2DUP,
OP_3DUP,
OP_2OVER,
OP_2ROT,
OP_2SWAP,
OP_IFDUP,
OP_DEPTH,
OP_DROP,
OP_DUP,
OP_NIP,
OP_OVER,
OP_PICK,
OP_ROLL,
OP_ROT,
OP_SWAP,
OP_TUCK,

OP_CAT,
OP_SPLIT,
OP_NUM2BIN,
OP_BIN2NUM,
OP_SIZE,

OP_INVERT,
OP_AND,
OP_OR,
OP_XOR,
OP_EQUAL,
OP_EQUALVERIFY,
OP_RESERVED1,
OP_RESERVED2,

OP_1ADD,
OP_1SUB,
OP_2MUL,
OP_2DIV,
OP_NEGATE,
OP_ABS,
OP_NOT,
OP_0NOTEQUAL,

OP_ADD,
OP_SUB,
OP_MUL,
OP_DIV,
OP_MOD,
OP_LSHIFT,
OP_RSHIFT,

OP_BOOLAND,
OP_BOOLOR,
OP_NUMEQUAL,
OP_NUMEQUALVERIFY,
OP_NUMNOTEQUAL,
OP_LESSTHAN,
OP_GREATERTHAN,
OP_LESSTHANOREQUAL,
OP_GREATERTHANOREQUAL,
OP_MIN,
OP_MAX,

OP_WITHIN,

OP_RIPEMD160,
OP_SHA1,
OP_SHA256,
OP_HASH160,
OP_HASH256,
OP_CODESEPARATOR,
OP_CHECKSIG,
OP_CHECKSIGVERIFY,
OP_CHECKMULTISIG,
OP_CHECKMULTISIGVERIFY,
OP_CHECKDATASIG,
OP_CHECKDATASIGVERIFY,

OP_NOP1,
OP_CHECKLOCKTIMEVERIFY,
OP_CHECKSEQUENCEVERIFY,
OP_NOP4,
OP_NOP5,
OP_NOP6,
OP_NOP7,
OP_NOP8,
OP_NOP9,
OP_NOP10,

OP_SMALLINTEGER,
OP_PUBKEYS,
OP_PUBKEYHASH,
OP_PUBKEY,
}

OPCODE_NAMES.update({		OPCODE_NAMES.update({
OP_0: 'OP_0',		OP_0: 'OP_0',
OP_PUSHDATA1: 'OP_PUSHDATA1',		OP_PUSHDATA1: 'OP_PUSHDATA1',
OP_PUSHDATA2: 'OP_PUSHDATA2',		OP_PUSHDATA2: 'OP_PUSHDATA2',
OP_PUSHDATA4: 'OP_PUSHDATA4',		OP_PUSHDATA4: 'OP_PUSHDATA4',
OP_1NEGATE: 'OP_1NEGATE',		OP_1NEGATE: 'OP_1NEGATE',
OP_RESERVED: 'OP_RESERVED',		OP_RESERVED: 'OP_RESERVED',
OP_1: 'OP_1',		OP_1: 'OP_1',
▲ Show 20 Lines • Show All 105 Lines • ▼ Show 20 Lines	OPCODE_NAMES.update({
OP_NOP10: 'OP_NOP10',		OP_NOP10: 'OP_NOP10',
OP_SMALLINTEGER: 'OP_SMALLINTEGER',		OP_SMALLINTEGER: 'OP_SMALLINTEGER',
OP_PUBKEYS: 'OP_PUBKEYS',		OP_PUBKEYS: 'OP_PUBKEYS',
OP_PUBKEYHASH: 'OP_PUBKEYHASH',		OP_PUBKEYHASH: 'OP_PUBKEYHASH',
OP_PUBKEY: 'OP_PUBKEY',		OP_PUBKEY: 'OP_PUBKEY',
OP_INVALIDOPCODE: 'OP_INVALIDOPCODE',		OP_INVALIDOPCODE: 'OP_INVALIDOPCODE',
})		})

OPCODES_BY_NAME = {
'OP_0': OP_0,
'OP_PUSHDATA1': OP_PUSHDATA1,
'OP_PUSHDATA2': OP_PUSHDATA2,
'OP_PUSHDATA4': OP_PUSHDATA4,
'OP_1NEGATE': OP_1NEGATE,
'OP_RESERVED': OP_RESERVED,
'OP_1': OP_1,
'OP_2': OP_2,
'OP_3': OP_3,
'OP_4': OP_4,
'OP_5': OP_5,
'OP_6': OP_6,
'OP_7': OP_7,
'OP_8': OP_8,
'OP_9': OP_9,
'OP_10': OP_10,
'OP_11': OP_11,
'OP_12': OP_12,
'OP_13': OP_13,
'OP_14': OP_14,
'OP_15': OP_15,
'OP_16': OP_16,
'OP_NOP': OP_NOP,
'OP_VER': OP_VER,
'OP_IF': OP_IF,
'OP_NOTIF': OP_NOTIF,
'OP_VERIF': OP_VERIF,
'OP_VERNOTIF': OP_VERNOTIF,
'OP_ELSE': OP_ELSE,
'OP_ENDIF': OP_ENDIF,
'OP_VERIFY': OP_VERIFY,
'OP_RETURN': OP_RETURN,
'OP_TOALTSTACK': OP_TOALTSTACK,
'OP_FROMALTSTACK': OP_FROMALTSTACK,
'OP_2DROP': OP_2DROP,
'OP_2DUP': OP_2DUP,
'OP_3DUP': OP_3DUP,
'OP_2OVER': OP_2OVER,
'OP_2ROT': OP_2ROT,
'OP_2SWAP': OP_2SWAP,
'OP_IFDUP': OP_IFDUP,
'OP_DEPTH': OP_DEPTH,
'OP_DROP': OP_DROP,
'OP_DUP': OP_DUP,
'OP_NIP': OP_NIP,
'OP_OVER': OP_OVER,
'OP_PICK': OP_PICK,
'OP_ROLL': OP_ROLL,
'OP_ROT': OP_ROT,
'OP_SWAP': OP_SWAP,
'OP_TUCK': OP_TUCK,
'OP_CAT': OP_CAT,
'OP_SPLIT': OP_SPLIT,
'OP_NUM2BIN': OP_NUM2BIN,
'OP_BIN2NUM': OP_BIN2NUM,
'OP_SIZE': OP_SIZE,
'OP_INVERT': OP_INVERT,
'OP_AND': OP_AND,
'OP_OR': OP_OR,
'OP_XOR': OP_XOR,
'OP_EQUAL': OP_EQUAL,
'OP_EQUALVERIFY': OP_EQUALVERIFY,
'OP_RESERVED1': OP_RESERVED1,
'OP_RESERVED2': OP_RESERVED2,
'OP_1ADD': OP_1ADD,
'OP_1SUB': OP_1SUB,
'OP_2MUL': OP_2MUL,
'OP_2DIV': OP_2DIV,
'OP_NEGATE': OP_NEGATE,
'OP_ABS': OP_ABS,
'OP_NOT': OP_NOT,
'OP_0NOTEQUAL': OP_0NOTEQUAL,
'OP_ADD': OP_ADD,
'OP_SUB': OP_SUB,
'OP_MUL': OP_MUL,
'OP_DIV': OP_DIV,
'OP_MOD': OP_MOD,
'OP_LSHIFT': OP_LSHIFT,
'OP_RSHIFT': OP_RSHIFT,
'OP_BOOLAND': OP_BOOLAND,
'OP_BOOLOR': OP_BOOLOR,
'OP_NUMEQUAL': OP_NUMEQUAL,
'OP_NUMEQUALVERIFY': OP_NUMEQUALVERIFY,
'OP_NUMNOTEQUAL': OP_NUMNOTEQUAL,
'OP_LESSTHAN': OP_LESSTHAN,
'OP_GREATERTHAN': OP_GREATERTHAN,
'OP_LESSTHANOREQUAL': OP_LESSTHANOREQUAL,
'OP_GREATERTHANOREQUAL': OP_GREATERTHANOREQUAL,
'OP_MIN': OP_MIN,
'OP_MAX': OP_MAX,
'OP_WITHIN': OP_WITHIN,
'OP_RIPEMD160': OP_RIPEMD160,
'OP_SHA1': OP_SHA1,
'OP_SHA256': OP_SHA256,
'OP_HASH160': OP_HASH160,
'OP_HASH256': OP_HASH256,
'OP_CODESEPARATOR': OP_CODESEPARATOR,
'OP_CHECKSIG': OP_CHECKSIG,
'OP_CHECKSIGVERIFY': OP_CHECKSIGVERIFY,
'OP_CHECKMULTISIG': OP_CHECKMULTISIG,
'OP_CHECKMULTISIGVERIFY': OP_CHECKMULTISIGVERIFY,
'OP_CHECKDATASIG': OP_CHECKDATASIG,
'OP_CHECKDATASIGVERIFY': OP_CHECKDATASIGVERIFY,
'OP_NOP1': OP_NOP1,
'OP_CHECKLOCKTIMEVERIFY': OP_CHECKLOCKTIMEVERIFY,
'OP_CHECKSEQUENCEVERIFY': OP_CHECKSEQUENCEVERIFY,
'OP_NOP4': OP_NOP4,
'OP_NOP5': OP_NOP5,
'OP_NOP6': OP_NOP6,
'OP_NOP7': OP_NOP7,
'OP_NOP8': OP_NOP8,
'OP_NOP9': OP_NOP9,
'OP_NOP10': OP_NOP10,
'OP_SMALLINTEGER': OP_SMALLINTEGER,
'OP_PUBKEYS': OP_PUBKEYS,
'OP_PUBKEYHASH': OP_PUBKEYHASH,
'OP_PUBKEY': OP_PUBKEY,
}


class CScriptInvalidError(Exception):		class CScriptInvalidError(Exception):
"""Base class for CScript exceptions"""		"""Base class for CScript exceptions"""
pass		pass


class CScriptTruncatedPushDataError(CScriptInvalidError):		class CScriptTruncatedPushDataError(CScriptInvalidError):
"""Invalid pushdata due to truncation"""		"""Invalid pushdata due to truncation"""
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