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35 lines
900 B
Python
35 lines
900 B
Python
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from typing import BinaryIO, Optional, cast
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import Utils
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from worlds.Files import APDeltaPatch
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import os
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USHASH = 'd4bf9e7bcf9a48da53785d2ae7bc4270'
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class ZillionDeltaPatch(APDeltaPatch):
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hash = USHASH
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game = "Zillion"
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patch_file_ending = ".apzl"
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result_file_ending = ".sms"
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@classmethod
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def get_source_data(cls) -> bytes:
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with open(get_base_rom_path(), "rb") as stream:
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return read_rom(stream)
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def get_base_rom_path(file_name: Optional[str] = None) -> str:
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options = Utils.get_options()
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if not file_name:
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file_name = cast(str, options["zillion_options"]["rom_file"])
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if not os.path.exists(file_name):
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file_name = Utils.user_path(file_name)
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return file_name
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def read_rom(stream: BinaryIO) -> bytes:
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""" reads rom into bytearray """
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data = stream.read()
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# I'm not aware of any sms header.
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return data
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