chuanqi/cq2_sdk/scripts/decrypt_launcher.py

"""Decrypt the mod_launcher Lua files (44 files) and search for Encode6BitBuf."""
import sys
from pathlib import Path

sys.path.insert(0, str(Path(__file__).parent))
from decrypt_client_lua import decrypt_file

LAUNCHER = Path(
    r"D:\ProgramFiles\996box\GameBoxDownload\1\cq\cache_206923\mod_launcher"
)
OUT = Path("lua-dec2/launcher")

files = list(LAUNCHER.rglob("*.lua"))
print(f"decrypting {len(files)} launcher lua files...")
ok = 0
for f in files:
    rel = f.relative_to(LAUNCHER)
    if decrypt_file(f, OUT / rel):
        ok += 1
print(f"decrypted {ok}/{len(files)} -> {OUT}")

print()
print("=== grep Encode6BitBuf / Encode6 / 6Bit in launcher ===")
for f in OUT.rglob("*.lua"):
    txt = f.read_text(encoding="utf-8", errors="replace")
    for needle in ("Encode6BitBuf", "Encode6", "6BitBuf"):
        idx = txt.find(needle)
        if idx >= 0:
            print(f"--- {f.relative_to(OUT)} @ {idx} ({needle}) ---")
            print(txt[max(0, idx - 100) : idx + 600])
            print()
            break