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#!/usr/bin/env python3
import sys
from typing import Optional
from colorama import Fore
import util.elf
import util.checker
from util import utils
def check_function(checker: util.checker.FunctionChecker, addr: int, size: int, name: str,
base_fn: Optional[util.elf.Function] = None) -> bool:
if base_fn is None:
try:
base_fn = util.elf.get_fn_from_base_elf(addr, size)
except KeyError:
utils.print_error(f"couldn't find base function 0x{addr:016x} for {utils.format_symbol_name_for_msg(name)}")
return False
my_fn = util.elf.get_fn_from_my_elf(name)
return checker.check(base_fn, my_fn)
def main() -> None:
failed = False
nonmatching_fns_with_dump = {p.stem: util.elf.Function(p.read_bytes(), 0) for p in
(utils.get_repo_root() / "expected").glob("*.bin")}
checker = util.checker.FunctionChecker(log_mismatch_cause=True)
for func in utils.get_functions():
if not func.decomp_name:
continue
try:
util.elf.get_fn_from_my_elf(func.decomp_name)
except KeyError:
utils.warn(f"couldn't find {utils.format_symbol_name_for_msg(func.decomp_name)}")
continue
if func.status == utils.FunctionStatus.Matching:
if not check_function(checker, func.addr, func.size, func.decomp_name):
utils.print_error(
f"function {utils.format_symbol_name_for_msg(func.decomp_name)} is marked as matching but does not match")
a1, a2, reason = checker.get_mismatch()
if a1 != -1:
sys.stderr.write(f" at {a1 | 0x7100000000:#x} : {Fore.CYAN}{reason}{Fore.RESET}\n")
failed = True
elif func.status == utils.FunctionStatus.Equivalent or func.status == utils.FunctionStatus.NonMatching:
if check_function(checker, func.addr, func.size, func.decomp_name):
utils.print_note(
f"function {utils.format_symbol_name_for_msg(func.decomp_name)} is marked as non-matching but matches")
fn_dump = nonmatching_fns_with_dump.get(func.decomp_name, None)
if fn_dump is not None and not check_function(checker, func.addr, len(fn_dump), func.decomp_name, fn_dump):
utils.print_error(
f"function {utils.format_symbol_name_for_msg(func.decomp_name)} does not match expected output")
failed = True
if failed:
sys.exit(1)
if __name__ == "__main__":
main()
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