mirror of
https://github.com/cainan-c/TaikoPythonTools.git
synced 2024-11-15 10:57:36 +01:00
87 lines
2.9 KiB
Python
87 lines
2.9 KiB
Python
import os
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import sys
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import toml
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import gzip
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from Crypto.Cipher import AES
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from Crypto.Util.Padding import unpad
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def decrypt_and_rename_to_gz(input_file, key):
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# Read the encrypted file
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with open(input_file, 'rb') as file:
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encrypted_bytes = file.read()
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# Extract IV from the first 16 bytes of the encrypted file
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iv = encrypted_bytes[:16]
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# Decrypt the rest of the file
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cipher = AES.new(key, AES.MODE_CBC, iv)
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decrypted_bytes = unpad(cipher.decrypt(encrypted_bytes[16:]), AES.block_size)
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# Generate the new filename with .gz extension
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output_file = os.path.splitext(input_file)[0] + ".gz"
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# Write decrypted data to the new .gz file
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with open(output_file, 'wb') as file:
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file.write(decrypted_bytes)
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print(f"Decryption successful. Renamed and decrypted file saved as: {output_file}")
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return output_file
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def decompress_gz_file(input_file):
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# Generate the output filename without the .gz extension
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output_file = os.path.splitext(input_file)[0]
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# Decompress the .gz file
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with gzip.open(input_file, 'rb') as f_in, open(output_file, 'wb') as f_out:
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f_out.write(f_in.read())
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print(f"Decompression successful. Decompressed file saved as: {output_file}")
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return output_file
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def move_to_decrypted_folder(input_file, output_file):
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# Create the decrypted folder if it doesn't exist
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decrypted_folder = os.path.join(os.path.dirname(input_file), "decrypted")
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os.makedirs(decrypted_folder, exist_ok=True)
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# Generate the output filename within the decrypted folder with .bin extension
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output_bin_file = os.path.join(decrypted_folder, os.path.splitext(os.path.basename(output_file))[0] + ".bin")
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# Move the decrypted and decompressed file to the decrypted folder
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os.rename(output_file, output_bin_file)
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print(f"Decrypted file moved to folder 'decrypted'. Decrypted file saved as: {output_bin_file}")
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def main():
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# Check if there are any files dragged and dropped
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if len(sys.argv) < 2:
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print("Please drag and drop the AES-256-CBC encrypted .bin file(s) onto this program.")
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return
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# Load configuration from config.toml
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config_file = "config.toml"
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with open(config_file, "r") as file:
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config = toml.load(file)
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# Get key from configuration and convert it to bytes
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key_hex = config["key"]
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key = bytes.fromhex(key_hex)
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for input_file in sys.argv[1:]:
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# Decrypt the file and get the renamed .gz file
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gz_file = decrypt_and_rename_to_gz(input_file, key)
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# Decompress the .gz file and get the output filename
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output_file = decompress_gz_file(gz_file)
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# Move the decrypted and decompressed file to the decrypted folder
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move_to_decrypted_folder(input_file, output_file)
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# Remove the .gz file
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os.remove(gz_file)
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print(f"Removed the .gz file: {gz_file}")
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if __name__ == "__main__":
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main()
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