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https://github.com/trezor/trezor-firmware.git
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b41d4c71f0
use `trezor.utils.mem_dump("somefile.json")` in a key place, then
`analyze.py src/somefile.json` to look at what is going on
50 lines
1.2 KiB
Python
50 lines
1.2 KiB
Python
from typing import *
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# extmod/modtrezorutils/modtrezorutils-meminfo.h
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def meminfo(filename: str) -> None:
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"""Dumps map of micropython GC arena to a file.
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The JSON file can be decoded by analyze.py
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Only available in the emulator.
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"""
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# extmod/modtrezorutils/modtrezorutils.c
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def consteq(sec: bytes, pub: bytes) -> bool:
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"""
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Compares the private information in `sec` with public, user-provided
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information in `pub`. Runs in constant time, corresponding to a length
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of `pub`. Can access memory behind valid length of `sec`, caller is
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expected to avoid any invalid memory access.
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"""
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# extmod/modtrezorutils/modtrezorutils.c
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def memcpy(
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dst: bytearray | memoryview,
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dst_ofs: int,
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src: bytes,
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src_ofs: int,
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n: int | None = None,
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) -> int:
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"""
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Copies at most `n` bytes from `src` at offset `src_ofs` to
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`dst` at offset `dst_ofs`. Returns the number of actually
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copied bytes. If `n` is not specified, tries to copy
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as much as possible.
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"""
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# extmod/modtrezorutils/modtrezorutils.c
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def halt(msg: str | None = None) -> None:
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"""
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Halts execution.
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"""
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SCM_REVISION: bytes
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VERSION_MAJOR: int
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VERSION_MINOR: int
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VERSION_PATCH: int
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MODEL: str
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EMULATOR: bool
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BITCOIN_ONLY: bool
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