mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-18 20:38:10 +00:00
70 lines
1.8 KiB
Python
Executable File
70 lines
1.8 KiB
Python
Executable File
#!/usr/bin/env python3
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from __future__ import annotations
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import datetime
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import io
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from pathlib import Path
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import os
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import subprocess
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import click
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def get_layout_params(layout: Path, name: str) -> int:
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directory = os.path.dirname(os.path.realpath(__file__))
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with subprocess.Popen(args=["python", Path(directory, "layout_parser.py"), str(layout), name],
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stdout=subprocess.PIPE) as script:
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return int(script.stdout.read().decode().strip())
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@click.command()
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@click.argument(
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"layout",
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type=click.Path(dir_okay=False, writable=True, path_type=Path),
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required=True,
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)
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@click.argument(
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"outfile",
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type=click.Path(dir_okay=False, writable=True, path_type=Path),
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required=False,
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)
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@click.option(
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"--bin",
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"-b",
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type=(str, click.Path(exists=True, dir_okay=False, readable=True, path_type=Path)),
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multiple=True,
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)
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def main(
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layout: Path,
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bin: List[Tuple[Path, str]],
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outfile: Path | None,
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) -> None:
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if outfile is None:
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today = datetime.date.today().strftime(r"%Y-%m-%d")
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outfile = Path(f"combined-{today}.bin")
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first_bin = bin[0]
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(name, bin_path) = first_bin
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start_offset = get_layout_params(layout, name+ "_START")
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offset = start_offset
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out_bytes = io.BytesIO()
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for (name, bin_path) in bin:
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bin_start = get_layout_params(layout, name + "_START")
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# zero-pad until next section:
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offset += out_bytes.write(b"\x00" * (bin_start - offset))
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assert offset == bin_start
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# write binary
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offset += out_bytes.write(bin_path.read_bytes())
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# write out contents
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click.echo(f"Writing {outfile} ({offset - start_offset} bytes)")
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outfile.write_bytes(out_bytes.getvalue())
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if __name__ == "__main__":
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main()
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