TaikoNus3bankMake/TaikoNijiiroOmnimixTool/encrypt.py
2024-04-10 18:33:34 +01:00

74 lines
2.4 KiB
Python

import os
import toml
import gzip
from Crypto.Cipher import AES
from Crypto.Util.Padding import pad
def compress_file(input_file):
# Generate the output filename with .gz extension
output_file = os.path.splitext(input_file)[0] + ".gz"
# Compress the input file
with open(input_file, 'rb') as f_in, gzip.open(output_file, 'wb') as f_out:
f_out.write(f_in.read())
print(f"Compression successful. Compressed file saved as: {output_file}")
return output_file
def encrypt_file(input_file, output_folder, key, iv):
# Compress the input file
compressed_file = compress_file(input_file)
# Read the compressed file
with open(compressed_file, 'rb') as f_in:
plaintext = f_in.read()
# Encrypt the file
cipher = AES.new(key, AES.MODE_CBC, iv)
ciphertext = cipher.encrypt(pad(plaintext, AES.block_size))
# Generate the output filename
output_filename = os.path.splitext(os.path.basename(compressed_file))[0] + ".bin"
# Save the encrypted data to the output folder
output_path = os.path.join(output_folder, output_filename)
with open(output_path, 'wb') as f_out:
f_out.write(iv + ciphertext)
print(f"Encryption successful. Encrypted file saved as: {output_path}")
# Remove the compressed file
os.remove(compressed_file)
print(f"Removed the compressed file: {compressed_file}")
def main():
# Load configuration from config.toml
config_file = "config.toml"
with open(config_file, "r") as file:
config = toml.load(file)
# Get key and IV from configuration and convert them to bytes
key_hex = config["key"]["key"]
key = bytes.fromhex(key_hex)
iv = bytes.fromhex("FF" * 16) # IV set to FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF
# Get the input folder and output folder from the configuration
input_folder = "datatable_merged"
output_folder = config["output"]["folder"]
datatable_folder = os.path.join(output_folder, "datatable")
# Create the datatable folder if it doesn't exist
os.makedirs(datatable_folder, exist_ok=True)
# Process each JSON file in the input folder
for filename in os.listdir(input_folder):
if filename.endswith(".json"):
input_file = os.path.join(input_folder, filename)
# Encrypt the JSON file and save the encrypted file to the datatable folder
encrypt_file(input_file, datatable_folder, key, iv)
if __name__ == "__main__":
main()