parity-zcash/script/src/opcode.rs

1179 lines
36 KiB
Rust

//! Script opcodes.
use std::fmt;
/// Script opcodes.
#[repr(u8)]
#[allow(non_camel_case_types)]
#[derive(Debug, PartialEq, Eq, Clone, Copy, PartialOrd, Ord)]
pub enum Opcode {
// push value
OP_0 = 0x00,
OP_PUSHBYTES_1 = 0x01,
OP_PUSHBYTES_2 = 0x02,
OP_PUSHBYTES_3 = 0x03,
OP_PUSHBYTES_4 = 0x04,
OP_PUSHBYTES_5 = 0x05,
OP_PUSHBYTES_6 = 0x06,
OP_PUSHBYTES_7 = 0x07,
OP_PUSHBYTES_8 = 0x08,
OP_PUSHBYTES_9 = 0x09,
OP_PUSHBYTES_10 = 0x0a,
OP_PUSHBYTES_11 = 0x0b,
OP_PUSHBYTES_12 = 0x0c,
OP_PUSHBYTES_13 = 0x0d,
OP_PUSHBYTES_14 = 0x0e,
OP_PUSHBYTES_15 = 0x0f,
OP_PUSHBYTES_16 = 0x10,
OP_PUSHBYTES_17 = 0x11,
OP_PUSHBYTES_18 = 0x12,
OP_PUSHBYTES_19 = 0x13,
OP_PUSHBYTES_20 = 0x14,
OP_PUSHBYTES_21 = 0x15,
OP_PUSHBYTES_22 = 0x16,
OP_PUSHBYTES_23 = 0x17,
OP_PUSHBYTES_24 = 0x18,
OP_PUSHBYTES_25 = 0x19,
OP_PUSHBYTES_26 = 0x1a,
OP_PUSHBYTES_27 = 0x1b,
OP_PUSHBYTES_28 = 0x1c,
OP_PUSHBYTES_29 = 0x1d,
OP_PUSHBYTES_30 = 0x1e,
OP_PUSHBYTES_31 = 0x1f,
OP_PUSHBYTES_32 = 0x20,
OP_PUSHBYTES_33 = 0x21,
OP_PUSHBYTES_34 = 0x22,
OP_PUSHBYTES_35 = 0x23,
OP_PUSHBYTES_36 = 0x24,
OP_PUSHBYTES_37 = 0x25,
OP_PUSHBYTES_38 = 0x26,
OP_PUSHBYTES_39 = 0x27,
OP_PUSHBYTES_40 = 0x28,
OP_PUSHBYTES_41 = 0x29,
OP_PUSHBYTES_42 = 0x2a,
OP_PUSHBYTES_43 = 0x2b,
OP_PUSHBYTES_44 = 0x2c,
OP_PUSHBYTES_45 = 0x2d,
OP_PUSHBYTES_46 = 0x2e,
OP_PUSHBYTES_47 = 0x2f,
OP_PUSHBYTES_48 = 0x30,
OP_PUSHBYTES_49 = 0x31,
OP_PUSHBYTES_50 = 0x32,
OP_PUSHBYTES_51 = 0x33,
OP_PUSHBYTES_52 = 0x34,
OP_PUSHBYTES_53 = 0x35,
OP_PUSHBYTES_54 = 0x36,
OP_PUSHBYTES_55 = 0x37,
OP_PUSHBYTES_56 = 0x38,
OP_PUSHBYTES_57 = 0x39,
OP_PUSHBYTES_58 = 0x3a,
OP_PUSHBYTES_59 = 0x3b,
OP_PUSHBYTES_60 = 0x3c,
OP_PUSHBYTES_61 = 0x3d,
OP_PUSHBYTES_62 = 0x3e,
OP_PUSHBYTES_63 = 0x3f,
OP_PUSHBYTES_64 = 0x40,
OP_PUSHBYTES_65 = 0x41,
OP_PUSHBYTES_66 = 0x42,
OP_PUSHBYTES_67 = 0x43,
OP_PUSHBYTES_68 = 0x44,
OP_PUSHBYTES_69 = 0x45,
OP_PUSHBYTES_70 = 0x46,
OP_PUSHBYTES_71 = 0x47,
OP_PUSHBYTES_72 = 0x48,
OP_PUSHBYTES_73 = 0x49,
OP_PUSHBYTES_74 = 0x4a,
OP_PUSHBYTES_75 = 0x4b,
OP_PUSHDATA1 = 0x4c,
OP_PUSHDATA2 = 0x4d,
OP_PUSHDATA4 = 0x4e,
OP_1NEGATE = 0x4f,
OP_RESERVED = 0x50,
OP_1 = 0x51,
OP_2 = 0x52,
OP_3 = 0x53,
OP_4 = 0x54,
OP_5 = 0x55,
OP_6 = 0x56,
OP_7 = 0x57,
OP_8 = 0x58,
OP_9 = 0x59,
OP_10 = 0x5a,
OP_11 = 0x5b,
OP_12 = 0x5c,
OP_13 = 0x5d,
OP_14 = 0x5e,
OP_15 = 0x5f,
OP_16 = 0x60,
// control
OP_NOP = 0x61,
OP_VER = 0x62,
OP_IF = 0x63,
OP_NOTIF = 0x64,
OP_VERIF = 0x65,
OP_VERNOTIF = 0x66,
OP_ELSE = 0x67,
OP_ENDIF = 0x68,
OP_VERIFY = 0x69,
OP_RETURN = 0x6a,
// stack ops
OP_TOALTSTACK = 0x6b,
OP_FROMALTSTACK = 0x6c,
OP_2DROP = 0x6d,
OP_2DUP = 0x6e,
OP_3DUP = 0x6f,
OP_2OVER = 0x70,
OP_2ROT = 0x71,
OP_2SWAP = 0x72,
OP_IFDUP = 0x73,
OP_DEPTH = 0x74,
OP_DROP = 0x75,
OP_DUP = 0x76,
OP_NIP = 0x77,
OP_OVER = 0x78,
OP_PICK = 0x79,
OP_ROLL = 0x7a,
OP_ROT = 0x7b,
OP_SWAP = 0x7c,
OP_TUCK = 0x7d,
// splice ops
OP_CAT = 0x7e,
OP_SUBSTR = 0x7f,
OP_LEFT = 0x80,
OP_RIGHT = 0x81,
OP_SIZE = 0x82,
// bit logic
OP_INVERT = 0x83,
OP_AND = 0x84,
OP_OR = 0x85,
OP_XOR = 0x86,
OP_EQUAL = 0x87,
OP_EQUALVERIFY = 0x88,
OP_RESERVED1 = 0x89,
OP_RESERVED2 = 0x8a,
// numeric
OP_1ADD = 0x8b,
OP_1SUB = 0x8c,
OP_2MUL = 0x8d,
OP_2DIV = 0x8e,
OP_NEGATE = 0x8f,
OP_ABS = 0x90,
OP_NOT = 0x91,
OP_0NOTEQUAL = 0x92,
OP_ADD = 0x93,
OP_SUB = 0x94,
OP_MUL = 0x95,
OP_DIV = 0x96,
OP_MOD = 0x97,
OP_LSHIFT = 0x98,
OP_RSHIFT = 0x99,
OP_BOOLAND = 0x9a,
OP_BOOLOR = 0x9b,
OP_NUMEQUAL = 0x9c,
OP_NUMEQUALVERIFY = 0x9d,
OP_NUMNOTEQUAL = 0x9e,
OP_LESSTHAN = 0x9f,
OP_GREATERTHAN = 0xa0,
OP_LESSTHANOREQUAL = 0xa1,
OP_GREATERTHANOREQUAL = 0xa2,
OP_MIN = 0xa3,
OP_MAX = 0xa4,
OP_WITHIN = 0xa5,
// crypto
OP_RIPEMD160 = 0xa6,
OP_SHA1 = 0xa7,
OP_SHA256 = 0xa8,
OP_HASH160 = 0xa9,
OP_HASH256 = 0xaa,
//OP_CODESEPARATOR = 0xab,
OP_CHECKSIG = 0xac,
OP_CHECKSIGVERIFY = 0xad,
OP_CHECKMULTISIG = 0xae,
OP_CHECKMULTISIGVERIFY = 0xaf,
// expansion
OP_NOP1 = 0xb0,
OP_CHECKLOCKTIMEVERIFY = 0xb1,
//OP_NOP2 = OP_CHECKLOCKTIMEVERIFY,
OP_CHECKSEQUENCEVERIFY = 0xb2,
//OP_NOP3 = OP_CHECKSEQUENCEVERIFY,
OP_NOP4 = 0xb3,
OP_NOP5 = 0xb4,
OP_NOP6 = 0xb5,
OP_NOP7 = 0xb6,
OP_NOP8 = 0xb7,
OP_NOP9 = 0xb8,
OP_NOP10 = 0xb9,
}
impl fmt::Display for Opcode {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
fmt::Debug::fmt(self, f)
}
}
impl Opcode {
pub fn from_u8(u: u8) -> Option<Self> {
use self::Opcode::*;
match u {
0x00 => Some(OP_0),
0x01 => Some(OP_PUSHBYTES_1),
0x02 => Some(OP_PUSHBYTES_2),
0x03 => Some(OP_PUSHBYTES_3),
0x04 => Some(OP_PUSHBYTES_4),
0x05 => Some(OP_PUSHBYTES_5),
0x06 => Some(OP_PUSHBYTES_6),
0x07 => Some(OP_PUSHBYTES_7),
0x08 => Some(OP_PUSHBYTES_8),
0x09 => Some(OP_PUSHBYTES_9),
0x0a => Some(OP_PUSHBYTES_10),
0x0b => Some(OP_PUSHBYTES_11),
0x0c => Some(OP_PUSHBYTES_12),
0x0d => Some(OP_PUSHBYTES_13),
0x0e => Some(OP_PUSHBYTES_14),
0x0f => Some(OP_PUSHBYTES_15),
0x10 => Some(OP_PUSHBYTES_16),
0x11 => Some(OP_PUSHBYTES_17),
0x12 => Some(OP_PUSHBYTES_18),
0x13 => Some(OP_PUSHBYTES_19),
0x14 => Some(OP_PUSHBYTES_20),
0x15 => Some(OP_PUSHBYTES_21),
0x16 => Some(OP_PUSHBYTES_22),
0x17 => Some(OP_PUSHBYTES_23),
0x18 => Some(OP_PUSHBYTES_24),
0x19 => Some(OP_PUSHBYTES_25),
0x1a => Some(OP_PUSHBYTES_26),
0x1b => Some(OP_PUSHBYTES_27),
0x1c => Some(OP_PUSHBYTES_28),
0x1d => Some(OP_PUSHBYTES_29),
0x1e => Some(OP_PUSHBYTES_30),
0x1f => Some(OP_PUSHBYTES_31),
0x20 => Some(OP_PUSHBYTES_32),
0x21 => Some(OP_PUSHBYTES_33),
0x22 => Some(OP_PUSHBYTES_34),
0x23 => Some(OP_PUSHBYTES_35),
0x24 => Some(OP_PUSHBYTES_36),
0x25 => Some(OP_PUSHBYTES_37),
0x26 => Some(OP_PUSHBYTES_38),
0x27 => Some(OP_PUSHBYTES_39),
0x28 => Some(OP_PUSHBYTES_40),
0x29 => Some(OP_PUSHBYTES_41),
0x2a => Some(OP_PUSHBYTES_42),
0x2b => Some(OP_PUSHBYTES_43),
0x2c => Some(OP_PUSHBYTES_44),
0x2d => Some(OP_PUSHBYTES_45),
0x2e => Some(OP_PUSHBYTES_46),
0x2f => Some(OP_PUSHBYTES_47),
0x30 => Some(OP_PUSHBYTES_48),
0x31 => Some(OP_PUSHBYTES_49),
0x32 => Some(OP_PUSHBYTES_50),
0x33 => Some(OP_PUSHBYTES_51),
0x34 => Some(OP_PUSHBYTES_52),
0x35 => Some(OP_PUSHBYTES_53),
0x36 => Some(OP_PUSHBYTES_54),
0x37 => Some(OP_PUSHBYTES_55),
0x38 => Some(OP_PUSHBYTES_56),
0x39 => Some(OP_PUSHBYTES_57),
0x3a => Some(OP_PUSHBYTES_58),
0x3b => Some(OP_PUSHBYTES_59),
0x3c => Some(OP_PUSHBYTES_60),
0x3d => Some(OP_PUSHBYTES_61),
0x3e => Some(OP_PUSHBYTES_62),
0x3f => Some(OP_PUSHBYTES_63),
0x40 => Some(OP_PUSHBYTES_64),
0x41 => Some(OP_PUSHBYTES_65),
0x42 => Some(OP_PUSHBYTES_66),
0x43 => Some(OP_PUSHBYTES_67),
0x44 => Some(OP_PUSHBYTES_68),
0x45 => Some(OP_PUSHBYTES_69),
0x46 => Some(OP_PUSHBYTES_70),
0x47 => Some(OP_PUSHBYTES_71),
0x48 => Some(OP_PUSHBYTES_72),
0x49 => Some(OP_PUSHBYTES_73),
0x4a => Some(OP_PUSHBYTES_74),
0x4b => Some(OP_PUSHBYTES_75),
0x4c => Some(OP_PUSHDATA1),
0x4d => Some(OP_PUSHDATA2),
0x4e => Some(OP_PUSHDATA4),
0x4f => Some(OP_1NEGATE),
0x50 => Some(OP_RESERVED),
0x51 => Some(OP_1),
0x52 => Some(OP_2),
0x53 => Some(OP_3),
0x54 => Some(OP_4),
0x55 => Some(OP_5),
0x56 => Some(OP_6),
0x57 => Some(OP_7),
0x58 => Some(OP_8),
0x59 => Some(OP_9),
0x5a => Some(OP_10),
0x5b => Some(OP_11),
0x5c => Some(OP_12),
0x5d => Some(OP_13),
0x5e => Some(OP_14),
0x5f => Some(OP_15),
0x60 => Some(OP_16),
// control
0x61 => Some(OP_NOP),
0x62 => Some(OP_VER),
0x63 => Some(OP_IF),
0x64 => Some(OP_NOTIF),
0x65 => Some(OP_VERIF),
0x66 => Some(OP_VERNOTIF),
0x67 => Some(OP_ELSE),
0x68 => Some(OP_ENDIF),
0x69 => Some(OP_VERIFY),
0x6a => Some(OP_RETURN),
// stack ops
0x6b => Some(OP_TOALTSTACK),
0x6c => Some(OP_FROMALTSTACK),
0x6d => Some(OP_2DROP),
0x6e => Some(OP_2DUP),
0x6f => Some(OP_3DUP),
0x70 => Some(OP_2OVER),
0x71 => Some(OP_2ROT),
0x72 => Some(OP_2SWAP),
0x73 => Some(OP_IFDUP),
0x74 => Some(OP_DEPTH),
0x75 => Some(OP_DROP),
0x76 => Some(OP_DUP),
0x77 => Some(OP_NIP),
0x78 => Some(OP_OVER),
0x79 => Some(OP_PICK),
0x7a => Some(OP_ROLL),
0x7b => Some(OP_ROT),
0x7c => Some(OP_SWAP),
0x7d => Some(OP_TUCK),
// splice ops
0x7e => Some(OP_CAT),
0x7f => Some(OP_SUBSTR),
0x80 => Some(OP_LEFT),
0x81 => Some(OP_RIGHT),
0x82 => Some(OP_SIZE),
// bit logic
0x83 => Some(OP_INVERT),
0x84 => Some(OP_AND),
0x85 => Some(OP_OR),
0x86 => Some(OP_XOR),
0x87 => Some(OP_EQUAL),
0x88 => Some(OP_EQUALVERIFY),
0x89 => Some(OP_RESERVED1),
0x8a => Some(OP_RESERVED2),
// numeric
0x8b => Some(OP_1ADD),
0x8c => Some(OP_1SUB),
0x8d => Some(OP_2MUL),
0x8e => Some(OP_2DIV),
0x8f => Some(OP_NEGATE),
0x90 => Some(OP_ABS),
0x91 => Some(OP_NOT),
0x92 => Some(OP_0NOTEQUAL),
0x93 => Some(OP_ADD),
0x94 => Some(OP_SUB),
0x95 => Some(OP_MUL),
0x96 => Some(OP_DIV),
0x97 => Some(OP_MOD),
0x98 => Some(OP_LSHIFT),
0x99 => Some(OP_RSHIFT),
0x9a => Some(OP_BOOLAND),
0x9b => Some(OP_BOOLOR),
0x9c => Some(OP_NUMEQUAL),
0x9d => Some(OP_NUMEQUALVERIFY),
0x9e => Some(OP_NUMNOTEQUAL),
0x9f => Some(OP_LESSTHAN),
0xa0 => Some(OP_GREATERTHAN),
0xa1 => Some(OP_LESSTHANOREQUAL),
0xa2 => Some(OP_GREATERTHANOREQUAL),
0xa3 => Some(OP_MIN),
0xa4 => Some(OP_MAX),
0xa5 => Some(OP_WITHIN),
// crypto
0xa6 => Some(OP_RIPEMD160),
0xa7 => Some(OP_SHA1),
0xa8 => Some(OP_SHA256),
0xa9 => Some(OP_HASH160),
0xaa => Some(OP_HASH256),
0xac => Some(OP_CHECKSIG),
0xad => Some(OP_CHECKSIGVERIFY),
0xae => Some(OP_CHECKMULTISIG),
0xaf => Some(OP_CHECKMULTISIGVERIFY),
// expansion
0xb0 => Some(OP_NOP1),
0xb1 => Some(OP_CHECKLOCKTIMEVERIFY),
//OP_NOP2 = OP_CHECKLOCKTIMEVERIFY,
0xb2 => Some(OP_CHECKSEQUENCEVERIFY),
//OP_NOP3 = OP_CHECKSEQUENCEVERIFY,
0xb3 => Some(OP_NOP4),
0xb4 => Some(OP_NOP5),
0xb5 => Some(OP_NOP6),
0xb6 => Some(OP_NOP7),
0xb7 => Some(OP_NOP8),
0xb8 => Some(OP_NOP9),
0xb9 => Some(OP_NOP10),
_ => None,
}
}
pub fn is_disabled(&self) -> bool {
use self::Opcode::*;
match *self {
OP_CAT | OP_SUBSTR | OP_AND | OP_OR | OP_XOR | OP_DIV | OP_MOD | OP_RIGHT | OP_LEFT
| OP_INVERT | OP_2MUL | OP_2DIV | OP_MUL | OP_LSHIFT | OP_RSHIFT => true,
_ => false,
}
}
/// Returns true if opcode is countable
pub fn is_countable(&self) -> bool {
*self > Opcode::OP_16
}
pub fn is_simple_push(&self) -> bool {
*self < Opcode::OP_PUSHDATA1
}
pub fn is_push_value(&self) -> bool {
*self >= Opcode::OP_1NEGATE && *self <= Opcode::OP_16
}
pub fn is_within_op_n(&self) -> bool {
*self >= Opcode::OP_1 && *self <= Opcode::OP_16
}
pub fn decode_op_n(&self) -> u8 {
assert!(self.is_within_op_n());
let value = *self as u8;
let op0 = Opcode::OP_1 as u8 - 1;
value - op0
}
}
#[cfg(test)]
mod tests {
use super::Opcode;
#[test]
fn test_to_from_opcode() {
// push value
assert_eq!(Opcode::OP_0, Opcode::from_u8(Opcode::OP_0 as u8).unwrap());
assert_eq!(
Opcode::OP_PUSHBYTES_1,
Opcode::from_u8(Opcode::OP_PUSHBYTES_1 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_2,
Opcode::from_u8(Opcode::OP_PUSHBYTES_2 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_3,
Opcode::from_u8(Opcode::OP_PUSHBYTES_3 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_4,
Opcode::from_u8(Opcode::OP_PUSHBYTES_4 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_5,
Opcode::from_u8(Opcode::OP_PUSHBYTES_5 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_6,
Opcode::from_u8(Opcode::OP_PUSHBYTES_6 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_7,
Opcode::from_u8(Opcode::OP_PUSHBYTES_7 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_8,
Opcode::from_u8(Opcode::OP_PUSHBYTES_8 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_9,
Opcode::from_u8(Opcode::OP_PUSHBYTES_9 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_10,
Opcode::from_u8(Opcode::OP_PUSHBYTES_10 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_11,
Opcode::from_u8(Opcode::OP_PUSHBYTES_11 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_12,
Opcode::from_u8(Opcode::OP_PUSHBYTES_12 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_13,
Opcode::from_u8(Opcode::OP_PUSHBYTES_13 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_14,
Opcode::from_u8(Opcode::OP_PUSHBYTES_14 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_15,
Opcode::from_u8(Opcode::OP_PUSHBYTES_15 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_16,
Opcode::from_u8(Opcode::OP_PUSHBYTES_16 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_17,
Opcode::from_u8(Opcode::OP_PUSHBYTES_17 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_18,
Opcode::from_u8(Opcode::OP_PUSHBYTES_18 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_19,
Opcode::from_u8(Opcode::OP_PUSHBYTES_19 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_20,
Opcode::from_u8(Opcode::OP_PUSHBYTES_20 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_21,
Opcode::from_u8(Opcode::OP_PUSHBYTES_21 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_22,
Opcode::from_u8(Opcode::OP_PUSHBYTES_22 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_23,
Opcode::from_u8(Opcode::OP_PUSHBYTES_23 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_24,
Opcode::from_u8(Opcode::OP_PUSHBYTES_24 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_25,
Opcode::from_u8(Opcode::OP_PUSHBYTES_25 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_26,
Opcode::from_u8(Opcode::OP_PUSHBYTES_26 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_27,
Opcode::from_u8(Opcode::OP_PUSHBYTES_27 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_28,
Opcode::from_u8(Opcode::OP_PUSHBYTES_28 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_29,
Opcode::from_u8(Opcode::OP_PUSHBYTES_29 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_30,
Opcode::from_u8(Opcode::OP_PUSHBYTES_30 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_31,
Opcode::from_u8(Opcode::OP_PUSHBYTES_31 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_32,
Opcode::from_u8(Opcode::OP_PUSHBYTES_32 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_33,
Opcode::from_u8(Opcode::OP_PUSHBYTES_33 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_34,
Opcode::from_u8(Opcode::OP_PUSHBYTES_34 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_35,
Opcode::from_u8(Opcode::OP_PUSHBYTES_35 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_36,
Opcode::from_u8(Opcode::OP_PUSHBYTES_36 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_37,
Opcode::from_u8(Opcode::OP_PUSHBYTES_37 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_38,
Opcode::from_u8(Opcode::OP_PUSHBYTES_38 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_39,
Opcode::from_u8(Opcode::OP_PUSHBYTES_39 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_40,
Opcode::from_u8(Opcode::OP_PUSHBYTES_40 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_41,
Opcode::from_u8(Opcode::OP_PUSHBYTES_41 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_42,
Opcode::from_u8(Opcode::OP_PUSHBYTES_42 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_43,
Opcode::from_u8(Opcode::OP_PUSHBYTES_43 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_44,
Opcode::from_u8(Opcode::OP_PUSHBYTES_44 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_45,
Opcode::from_u8(Opcode::OP_PUSHBYTES_45 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_46,
Opcode::from_u8(Opcode::OP_PUSHBYTES_46 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_47,
Opcode::from_u8(Opcode::OP_PUSHBYTES_47 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_48,
Opcode::from_u8(Opcode::OP_PUSHBYTES_48 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_49,
Opcode::from_u8(Opcode::OP_PUSHBYTES_49 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_50,
Opcode::from_u8(Opcode::OP_PUSHBYTES_50 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_51,
Opcode::from_u8(Opcode::OP_PUSHBYTES_51 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_52,
Opcode::from_u8(Opcode::OP_PUSHBYTES_52 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_53,
Opcode::from_u8(Opcode::OP_PUSHBYTES_53 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_54,
Opcode::from_u8(Opcode::OP_PUSHBYTES_54 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_55,
Opcode::from_u8(Opcode::OP_PUSHBYTES_55 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_56,
Opcode::from_u8(Opcode::OP_PUSHBYTES_56 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_57,
Opcode::from_u8(Opcode::OP_PUSHBYTES_57 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_58,
Opcode::from_u8(Opcode::OP_PUSHBYTES_58 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_59,
Opcode::from_u8(Opcode::OP_PUSHBYTES_59 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_60,
Opcode::from_u8(Opcode::OP_PUSHBYTES_60 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_61,
Opcode::from_u8(Opcode::OP_PUSHBYTES_61 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_62,
Opcode::from_u8(Opcode::OP_PUSHBYTES_62 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_63,
Opcode::from_u8(Opcode::OP_PUSHBYTES_63 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_64,
Opcode::from_u8(Opcode::OP_PUSHBYTES_64 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_65,
Opcode::from_u8(Opcode::OP_PUSHBYTES_65 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_66,
Opcode::from_u8(Opcode::OP_PUSHBYTES_66 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_67,
Opcode::from_u8(Opcode::OP_PUSHBYTES_67 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_68,
Opcode::from_u8(Opcode::OP_PUSHBYTES_68 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_69,
Opcode::from_u8(Opcode::OP_PUSHBYTES_69 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_70,
Opcode::from_u8(Opcode::OP_PUSHBYTES_70 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_71,
Opcode::from_u8(Opcode::OP_PUSHBYTES_71 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_72,
Opcode::from_u8(Opcode::OP_PUSHBYTES_72 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_73,
Opcode::from_u8(Opcode::OP_PUSHBYTES_73 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_74,
Opcode::from_u8(Opcode::OP_PUSHBYTES_74 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHBYTES_75,
Opcode::from_u8(Opcode::OP_PUSHBYTES_75 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHDATA1,
Opcode::from_u8(Opcode::OP_PUSHDATA1 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHDATA2,
Opcode::from_u8(Opcode::OP_PUSHDATA2 as u8).unwrap()
);
assert_eq!(
Opcode::OP_PUSHDATA4,
Opcode::from_u8(Opcode::OP_PUSHDATA4 as u8).unwrap()
);
assert_eq!(
Opcode::OP_1NEGATE,
Opcode::from_u8(Opcode::OP_1NEGATE as u8).unwrap()
);
assert_eq!(
Opcode::OP_RESERVED,
Opcode::from_u8(Opcode::OP_RESERVED as u8).unwrap()
);
assert_eq!(Opcode::OP_1, Opcode::from_u8(Opcode::OP_1 as u8).unwrap());
assert_eq!(Opcode::OP_2, Opcode::from_u8(Opcode::OP_2 as u8).unwrap());
assert_eq!(Opcode::OP_3, Opcode::from_u8(Opcode::OP_3 as u8).unwrap());
assert_eq!(Opcode::OP_4, Opcode::from_u8(Opcode::OP_4 as u8).unwrap());
assert_eq!(Opcode::OP_5, Opcode::from_u8(Opcode::OP_5 as u8).unwrap());
assert_eq!(Opcode::OP_6, Opcode::from_u8(Opcode::OP_6 as u8).unwrap());
assert_eq!(Opcode::OP_7, Opcode::from_u8(Opcode::OP_7 as u8).unwrap());
assert_eq!(Opcode::OP_8, Opcode::from_u8(Opcode::OP_8 as u8).unwrap());
assert_eq!(Opcode::OP_9, Opcode::from_u8(Opcode::OP_9 as u8).unwrap());
assert_eq!(Opcode::OP_10, Opcode::from_u8(Opcode::OP_10 as u8).unwrap());
assert_eq!(Opcode::OP_11, Opcode::from_u8(Opcode::OP_11 as u8).unwrap());
assert_eq!(Opcode::OP_12, Opcode::from_u8(Opcode::OP_12 as u8).unwrap());
assert_eq!(Opcode::OP_13, Opcode::from_u8(Opcode::OP_13 as u8).unwrap());
assert_eq!(Opcode::OP_14, Opcode::from_u8(Opcode::OP_14 as u8).unwrap());
assert_eq!(Opcode::OP_15, Opcode::from_u8(Opcode::OP_15 as u8).unwrap());
assert_eq!(Opcode::OP_16, Opcode::from_u8(Opcode::OP_16 as u8).unwrap());
// control
assert_eq!(
Opcode::OP_NOP,
Opcode::from_u8(Opcode::OP_NOP as u8).unwrap()
);
assert_eq!(
Opcode::OP_VER,
Opcode::from_u8(Opcode::OP_VER as u8).unwrap()
);
assert_eq!(Opcode::OP_IF, Opcode::from_u8(Opcode::OP_IF as u8).unwrap());
assert_eq!(
Opcode::OP_NOTIF,
Opcode::from_u8(Opcode::OP_NOTIF as u8).unwrap()
);
assert_eq!(
Opcode::OP_VERIF,
Opcode::from_u8(Opcode::OP_VERIF as u8).unwrap()
);
assert_eq!(
Opcode::OP_VERNOTIF,
Opcode::from_u8(Opcode::OP_VERNOTIF as u8).unwrap()
);
assert_eq!(
Opcode::OP_ELSE,
Opcode::from_u8(Opcode::OP_ELSE as u8).unwrap()
);
assert_eq!(
Opcode::OP_ENDIF,
Opcode::from_u8(Opcode::OP_ENDIF as u8).unwrap()
);
assert_eq!(
Opcode::OP_VERIFY,
Opcode::from_u8(Opcode::OP_VERIFY as u8).unwrap()
);
assert_eq!(
Opcode::OP_RETURN,
Opcode::from_u8(Opcode::OP_RETURN as u8).unwrap()
);
// stack ops
assert_eq!(
Opcode::OP_TOALTSTACK,
Opcode::from_u8(Opcode::OP_TOALTSTACK as u8).unwrap()
);
assert_eq!(
Opcode::OP_FROMALTSTACK,
Opcode::from_u8(Opcode::OP_FROMALTSTACK as u8).unwrap()
);
assert_eq!(
Opcode::OP_2DROP,
Opcode::from_u8(Opcode::OP_2DROP as u8).unwrap()
);
assert_eq!(
Opcode::OP_2DUP,
Opcode::from_u8(Opcode::OP_2DUP as u8).unwrap()
);
assert_eq!(
Opcode::OP_3DUP,
Opcode::from_u8(Opcode::OP_3DUP as u8).unwrap()
);
assert_eq!(
Opcode::OP_2OVER,
Opcode::from_u8(Opcode::OP_2OVER as u8).unwrap()
);
assert_eq!(
Opcode::OP_2ROT,
Opcode::from_u8(Opcode::OP_2ROT as u8).unwrap()
);
assert_eq!(
Opcode::OP_2SWAP,
Opcode::from_u8(Opcode::OP_2SWAP as u8).unwrap()
);
assert_eq!(
Opcode::OP_IFDUP,
Opcode::from_u8(Opcode::OP_IFDUP as u8).unwrap()
);
assert_eq!(
Opcode::OP_DEPTH,
Opcode::from_u8(Opcode::OP_DEPTH as u8).unwrap()
);
assert_eq!(
Opcode::OP_DROP,
Opcode::from_u8(Opcode::OP_DROP as u8).unwrap()
);
assert_eq!(
Opcode::OP_DUP,
Opcode::from_u8(Opcode::OP_DUP as u8).unwrap()
);
assert_eq!(
Opcode::OP_NIP,
Opcode::from_u8(Opcode::OP_NIP as u8).unwrap()
);
assert_eq!(
Opcode::OP_OVER,
Opcode::from_u8(Opcode::OP_OVER as u8).unwrap()
);
assert_eq!(
Opcode::OP_PICK,
Opcode::from_u8(Opcode::OP_PICK as u8).unwrap()
);
assert_eq!(
Opcode::OP_ROLL,
Opcode::from_u8(Opcode::OP_ROLL as u8).unwrap()
);
assert_eq!(
Opcode::OP_ROT,
Opcode::from_u8(Opcode::OP_ROT as u8).unwrap()
);
assert_eq!(
Opcode::OP_SWAP,
Opcode::from_u8(Opcode::OP_SWAP as u8).unwrap()
);
assert_eq!(
Opcode::OP_TUCK,
Opcode::from_u8(Opcode::OP_TUCK as u8).unwrap()
);
// splice ops
assert_eq!(
Opcode::OP_CAT,
Opcode::from_u8(Opcode::OP_CAT as u8).unwrap()
);
assert_eq!(
Opcode::OP_SUBSTR,
Opcode::from_u8(Opcode::OP_SUBSTR as u8).unwrap()
);
assert_eq!(
Opcode::OP_LEFT,
Opcode::from_u8(Opcode::OP_LEFT as u8).unwrap()
);
assert_eq!(
Opcode::OP_RIGHT,
Opcode::from_u8(Opcode::OP_RIGHT as u8).unwrap()
);
assert_eq!(
Opcode::OP_SIZE,
Opcode::from_u8(Opcode::OP_SIZE as u8).unwrap()
);
// bit logic
assert_eq!(
Opcode::OP_INVERT,
Opcode::from_u8(Opcode::OP_INVERT as u8).unwrap()
);
assert_eq!(
Opcode::OP_AND,
Opcode::from_u8(Opcode::OP_AND as u8).unwrap()
);
assert_eq!(Opcode::OP_OR, Opcode::from_u8(Opcode::OP_OR as u8).unwrap());
assert_eq!(
Opcode::OP_XOR,
Opcode::from_u8(Opcode::OP_XOR as u8).unwrap()
);
assert_eq!(
Opcode::OP_EQUAL,
Opcode::from_u8(Opcode::OP_EQUAL as u8).unwrap()
);
assert_eq!(
Opcode::OP_EQUALVERIFY,
Opcode::from_u8(Opcode::OP_EQUALVERIFY as u8).unwrap()
);
assert_eq!(
Opcode::OP_RESERVED1,
Opcode::from_u8(Opcode::OP_RESERVED1 as u8).unwrap()
);
assert_eq!(
Opcode::OP_RESERVED2,
Opcode::from_u8(Opcode::OP_RESERVED2 as u8).unwrap()
);
// numeric
assert_eq!(
Opcode::OP_1ADD,
Opcode::from_u8(Opcode::OP_1ADD as u8).unwrap()
);
assert_eq!(
Opcode::OP_1SUB,
Opcode::from_u8(Opcode::OP_1SUB as u8).unwrap()
);
assert_eq!(
Opcode::OP_2MUL,
Opcode::from_u8(Opcode::OP_2MUL as u8).unwrap()
);
assert_eq!(
Opcode::OP_2DIV,
Opcode::from_u8(Opcode::OP_2DIV as u8).unwrap()
);
assert_eq!(
Opcode::OP_NEGATE,
Opcode::from_u8(Opcode::OP_NEGATE as u8).unwrap()
);
assert_eq!(
Opcode::OP_ABS,
Opcode::from_u8(Opcode::OP_ABS as u8).unwrap()
);
assert_eq!(
Opcode::OP_NOT,
Opcode::from_u8(Opcode::OP_NOT as u8).unwrap()
);
assert_eq!(
Opcode::OP_0NOTEQUAL,
Opcode::from_u8(Opcode::OP_0NOTEQUAL as u8).unwrap()
);
assert_eq!(
Opcode::OP_ADD,
Opcode::from_u8(Opcode::OP_ADD as u8).unwrap()
);
assert_eq!(
Opcode::OP_SUB,
Opcode::from_u8(Opcode::OP_SUB as u8).unwrap()
);
assert_eq!(
Opcode::OP_MUL,
Opcode::from_u8(Opcode::OP_MUL as u8).unwrap()
);
assert_eq!(
Opcode::OP_DIV,
Opcode::from_u8(Opcode::OP_DIV as u8).unwrap()
);
assert_eq!(
Opcode::OP_MOD,
Opcode::from_u8(Opcode::OP_MOD as u8).unwrap()
);
assert_eq!(
Opcode::OP_LSHIFT,
Opcode::from_u8(Opcode::OP_LSHIFT as u8).unwrap()
);
assert_eq!(
Opcode::OP_RSHIFT,
Opcode::from_u8(Opcode::OP_RSHIFT as u8).unwrap()
);
assert_eq!(
Opcode::OP_BOOLAND,
Opcode::from_u8(Opcode::OP_BOOLAND as u8).unwrap()
);
assert_eq!(
Opcode::OP_BOOLOR,
Opcode::from_u8(Opcode::OP_BOOLOR as u8).unwrap()
);
assert_eq!(
Opcode::OP_NUMEQUAL,
Opcode::from_u8(Opcode::OP_NUMEQUAL as u8).unwrap()
);
assert_eq!(
Opcode::OP_NUMEQUALVERIFY,
Opcode::from_u8(Opcode::OP_NUMEQUALVERIFY as u8).unwrap()
);
assert_eq!(
Opcode::OP_NUMNOTEQUAL,
Opcode::from_u8(Opcode::OP_NUMNOTEQUAL as u8).unwrap()
);
assert_eq!(
Opcode::OP_LESSTHAN,
Opcode::from_u8(Opcode::OP_LESSTHAN as u8).unwrap()
);
assert_eq!(
Opcode::OP_GREATERTHAN,
Opcode::from_u8(Opcode::OP_GREATERTHAN as u8).unwrap()
);
assert_eq!(
Opcode::OP_LESSTHANOREQUAL,
Opcode::from_u8(Opcode::OP_LESSTHANOREQUAL as u8).unwrap()
);
assert_eq!(
Opcode::OP_GREATERTHANOREQUAL,
Opcode::from_u8(Opcode::OP_GREATERTHANOREQUAL as u8).unwrap()
);
assert_eq!(
Opcode::OP_MIN,
Opcode::from_u8(Opcode::OP_MIN as u8).unwrap()
);
assert_eq!(
Opcode::OP_MAX,
Opcode::from_u8(Opcode::OP_MAX as u8).unwrap()
);
assert_eq!(
Opcode::OP_WITHIN,
Opcode::from_u8(Opcode::OP_WITHIN as u8).unwrap()
);
// crypto
assert_eq!(
Opcode::OP_RIPEMD160,
Opcode::from_u8(Opcode::OP_RIPEMD160 as u8).unwrap()
);
assert_eq!(
Opcode::OP_SHA1,
Opcode::from_u8(Opcode::OP_SHA1 as u8).unwrap()
);
assert_eq!(
Opcode::OP_SHA256,
Opcode::from_u8(Opcode::OP_SHA256 as u8).unwrap()
);
assert_eq!(
Opcode::OP_HASH160,
Opcode::from_u8(Opcode::OP_HASH160 as u8).unwrap()
);
assert_eq!(
Opcode::OP_HASH256,
Opcode::from_u8(Opcode::OP_HASH256 as u8).unwrap()
);
assert_eq!(
Opcode::OP_CHECKSIG,
Opcode::from_u8(Opcode::OP_CHECKSIG as u8).unwrap()
);
assert_eq!(
Opcode::OP_CHECKSIGVERIFY,
Opcode::from_u8(Opcode::OP_CHECKSIGVERIFY as u8).unwrap()
);
assert_eq!(
Opcode::OP_CHECKMULTISIG,
Opcode::from_u8(Opcode::OP_CHECKMULTISIG as u8).unwrap()
);
assert_eq!(
Opcode::OP_CHECKMULTISIGVERIFY,
Opcode::from_u8(Opcode::OP_CHECKMULTISIGVERIFY as u8).unwrap()
);
// expansion
assert_eq!(
Opcode::OP_NOP1,
Opcode::from_u8(Opcode::OP_NOP1 as u8).unwrap()
);
assert_eq!(
Opcode::OP_CHECKLOCKTIMEVERIFY,
Opcode::from_u8(Opcode::OP_CHECKLOCKTIMEVERIFY as u8).unwrap()
);
assert_eq!(
Opcode::OP_CHECKSEQUENCEVERIFY,
Opcode::from_u8(Opcode::OP_CHECKSEQUENCEVERIFY as u8).unwrap()
);
assert_eq!(
Opcode::OP_NOP4,
Opcode::from_u8(Opcode::OP_NOP4 as u8).unwrap()
);
assert_eq!(
Opcode::OP_NOP5,
Opcode::from_u8(Opcode::OP_NOP5 as u8).unwrap()
);
assert_eq!(
Opcode::OP_NOP6,
Opcode::from_u8(Opcode::OP_NOP6 as u8).unwrap()
);
assert_eq!(
Opcode::OP_NOP7,
Opcode::from_u8(Opcode::OP_NOP7 as u8).unwrap()
);
assert_eq!(
Opcode::OP_NOP8,
Opcode::from_u8(Opcode::OP_NOP8 as u8).unwrap()
);
assert_eq!(
Opcode::OP_NOP9,
Opcode::from_u8(Opcode::OP_NOP9 as u8).unwrap()
);
assert_eq!(
Opcode::OP_NOP10,
Opcode::from_u8(Opcode::OP_NOP10 as u8).unwrap()
);
}
}