mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-15 10:58:09 +00:00
128 lines
3.4 KiB
Python
128 lines
3.4 KiB
Python
from __future__ import annotations
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import subprocess
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import zlib
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from pathlib import Path
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HERE = Path(__file__).parent.resolve()
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# go up from site_scons to core/
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PROJECT_ROOT = HERE.parent.resolve()
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def get_version(file: str) -> str:
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major = 0
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minor = 0
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patch = 0
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file_path = PROJECT_ROOT / file
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with open(file_path, "r") as f:
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for line in f:
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if line.startswith("#define VERSION_MAJOR "):
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major = line.split("VERSION_MAJOR")[1].strip()
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if line.startswith("#define VERSION_MINOR "):
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minor = line.split("VERSION_MINOR")[1].strip()
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if line.startswith("#define VERSION_PATCH "):
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patch = line.split("VERSION_PATCH")[1].strip()
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return f"{major}.{minor}.{patch}"
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def get_git_revision_hash() -> str:
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return subprocess.check_output(["git", "rev-parse", "HEAD"]).decode("ascii").strip()
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def get_git_revision_short_hash() -> str:
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return (
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subprocess.check_output(["git", "rev-parse", "--verify", "HEAD"])
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.decode("ascii")
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.strip()[:7]
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)
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def get_git_modified() -> bool:
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return (
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subprocess.check_output(["git", "diff", "--name-status"])
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.decode("ascii")
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.strip()
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!= ""
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)
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def get_defs_for_cmake(defs: list[str | tuple[str, str]]) -> list[str]:
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result: list[str] = []
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for d in defs:
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if type(d) is tuple:
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val = d[1].replace('"', '\\"').replace("(", "\\(").replace(")", "\\)")
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result.append(f'{d[0]}="{val}"')
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else:
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result.append(d)
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return result
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def _compress(data: bytes) -> bytes:
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z = zlib.compressobj(level=9, wbits=-10)
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return z.compress(data) + z.flush()
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def get_bindgen_defines(defines: list[str | tuple[str, str]], paths: list[str]) -> str:
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rest_defs = []
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for d in defines:
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if type(d) is tuple:
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d = f"-D{d[0]}={d[1]}"
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else:
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d = f"-D{d}"
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rest_defs.append(d)
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for d in paths:
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rest_defs.append(f"-I../../{d}")
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return ",".join(rest_defs)
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def embed_compressed_binary(obj_program, env, section, target_, file, build, symbol):
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_in = f"embedded_{section}.bin.deflated"
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def redefine_sym(suffix):
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src = (
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f"_binary_build_{build}_"
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+ _in.replace("/", "_").replace(".", "_")
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+ "_"
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+ suffix
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)
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dest = f"_deflated_{symbol}_{suffix}"
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return f" --redefine-sym {src}={dest}"
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def compress_action(target, source, env):
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srcf = Path(str(source[0]))
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dstf = Path(str(target[0]))
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compressed = _compress(srcf.read_bytes())
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dstf.write_bytes(compressed)
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return 0
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compress = env.Command(target=_in, source=file, action=compress_action)
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obj_program.extend(
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env.Command(
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target=target_,
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source=_in,
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action="$OBJCOPY -I binary -O elf32-littlearm -B arm"
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f" --rename-section .data=.{section}"
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+ redefine_sym("start")
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+ redefine_sym("end")
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+ redefine_sym("size")
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+ " $SOURCE $TARGET",
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)
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)
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env.Depends(obj_program, compress)
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def embed_raw_binary(obj_program, env, section, target_, file):
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obj_program.extend(
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env.Command(
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target=target_,
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source=file,
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action="$OBJCOPY -I binary -O elf32-littlearm -B arm"
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f" --rename-section .data=.{section}" + " $SOURCE $TARGET",
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)
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)
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