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https://github.com/BigfootACA/arch-image-builder.git
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38 lines
994 B
Python
38 lines
994 B
Python
from io import RawIOBase
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from builder.disk.layout.layout import DiskLayout
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from builder.disk.layout.mbr.layout import DiskLayoutMBR
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from builder.disk.layout.gpt.layout import DiskLayoutGPT
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class Disk:
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layouts: list[tuple[type[DiskLayout], list[str]]] = [
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(DiskLayoutGPT, ["gpt", "guid", "efi", "uefi"]),
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(DiskLayoutMBR, ["mbr", "bios", "legacy", "msdos", "dos"]),
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]
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@staticmethod
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def probe_layout(
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fp: RawIOBase = None,
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path: str = None,
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sector: int = 512,
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fallback: str | type[DiskLayout] = None,
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) -> DiskLayout | None:
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for layout in Disk.layouts:
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d = layout[0](fp, path, sector)
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if d.loaded: return d
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if fallback:
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if type(fallback) is str:
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fallback = Disk.find_layout(fallback)
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if type(fallback) is type[DiskLayout]:
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d = fallback(fp, path, sector)
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if d.loaded: return d
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return None
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@staticmethod
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def find_layout(name: str) -> type[DiskLayout]:
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return next((
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layout[0]
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for layout in Disk.layouts
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if name in layout[1]
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), None)
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