mirror of
https://github.com/cainan-c/TaikoPythonTools.git
synced 2024-11-24 07:00:14 +01:00
87 lines
2.9 KiB
Python
87 lines
2.9 KiB
Python
import os
|
|
import sys
|
|
import toml
|
|
import gzip
|
|
from Crypto.Cipher import AES
|
|
from Crypto.Util.Padding import unpad
|
|
|
|
def decrypt_and_rename_to_gz(input_file, key):
|
|
# Read the encrypted file
|
|
with open(input_file, 'rb') as file:
|
|
encrypted_bytes = file.read()
|
|
|
|
# Extract IV from the first 16 bytes of the encrypted file
|
|
iv = encrypted_bytes[:16]
|
|
|
|
# Decrypt the rest of the file
|
|
cipher = AES.new(key, AES.MODE_CBC, iv)
|
|
decrypted_bytes = unpad(cipher.decrypt(encrypted_bytes[16:]), AES.block_size)
|
|
|
|
# Generate the new filename with .gz extension
|
|
output_file = os.path.splitext(input_file)[0] + ".gz"
|
|
|
|
# Write decrypted data to the new .gz file
|
|
with open(output_file, 'wb') as file:
|
|
file.write(decrypted_bytes)
|
|
|
|
print(f"Decryption successful. Renamed and decrypted file saved as: {output_file}")
|
|
|
|
return output_file
|
|
|
|
def decompress_gz_file(input_file):
|
|
# Generate the output filename without the .gz extension
|
|
output_file = os.path.splitext(input_file)[0]
|
|
|
|
# Decompress the .gz file
|
|
with gzip.open(input_file, 'rb') as f_in, open(output_file, 'wb') as f_out:
|
|
f_out.write(f_in.read())
|
|
|
|
print(f"Decompression successful. Decompressed file saved as: {output_file}")
|
|
|
|
return output_file
|
|
|
|
def move_to_decrypted_folder(input_file, output_file):
|
|
# Create the decrypted folder if it doesn't exist
|
|
decrypted_folder = os.path.join(os.path.dirname(input_file), "decrypted")
|
|
os.makedirs(decrypted_folder, exist_ok=True)
|
|
|
|
# Generate the output filename within the decrypted folder with .bin extension
|
|
output_bin_file = os.path.join(decrypted_folder, os.path.splitext(os.path.basename(output_file))[0] + ".bin")
|
|
|
|
# Move the decrypted and decompressed file to the decrypted folder
|
|
os.rename(output_file, output_bin_file)
|
|
|
|
print(f"Decrypted file moved to folder 'decrypted'. Decrypted file saved as: {output_bin_file}")
|
|
|
|
def main():
|
|
# Check if there are any files dragged and dropped
|
|
if len(sys.argv) < 2:
|
|
print("Please drag and drop the AES-256-CBC encrypted .bin file(s) onto this program.")
|
|
return
|
|
|
|
# Load configuration from config.toml
|
|
config_file = "config.toml"
|
|
with open(config_file, "r") as file:
|
|
config = toml.load(file)
|
|
|
|
# Get key from configuration and convert it to bytes
|
|
key_hex = config["key"]
|
|
key = bytes.fromhex(key_hex)
|
|
|
|
for input_file in sys.argv[1:]:
|
|
# Decrypt the file and get the renamed .gz file
|
|
gz_file = decrypt_and_rename_to_gz(input_file, key)
|
|
|
|
# Decompress the .gz file and get the output filename
|
|
output_file = decompress_gz_file(gz_file)
|
|
|
|
# Move the decrypted and decompressed file to the decrypted folder
|
|
move_to_decrypted_folder(input_file, output_file)
|
|
|
|
# Remove the .gz file
|
|
os.remove(gz_file)
|
|
print(f"Removed the .gz file: {gz_file}")
|
|
|
|
if __name__ == "__main__":
|
|
main()
|