Encode a PUSHDATA op, returning bytes
(d)
| 30 | |
| 31 | @staticmethod |
| 32 | def encode_op_pushdata(d): |
| 33 | """Encode a PUSHDATA op, returning bytes""" |
| 34 | if len(d) < 0x4c: |
| 35 | return b'' + bytes([len(d)]) + d # OP_PUSHDATA |
| 36 | elif len(d) <= 0xff: |
| 37 | return b'\x4c' + bytes([len(d)]) + d # OP_PUSHDATA1 |
| 38 | elif len(d) <= 0xffff: |
| 39 | return b'\x4d' + struct.pack(b'<H', len(d)) + d # OP_PUSHDATA2 |
| 40 | elif len(d) <= 0xffffffff: |
| 41 | return b'\x4e' + struct.pack(b'<I', len(d)) + d # OP_PUSHDATA4 |
| 42 | else: |
| 43 | raise ValueError("Data too long to encode in a PUSHDATA op") |
| 44 | |
| 45 | @staticmethod |
| 46 | def encode_op_n(n): |