Refactor variable name for clarity

README.md

@@ -6,3 +6,4 @@ Includes scripts for:
 
 * Listing contents of a directory
 * Decrypting a single file
+* Getting the encrypted filename of a single file

encrypt_filename.py

@@ -0,0 +1,51 @@
+#!/usr/bin/env python3
+
+#   cryptomator-utils: Python utilities for inspecting Cryptomator drives
+#   Copyright (C) 2024-2025  Lee Yingtong Li (RunasSudo)
+#
+#   This program is free software: you can redistribute it and/or modify
+#   it under the terms of the GNU Affero General Public License as published by
+#   the Free Software Foundation, either version 3 of the License, or
+#   (at your option) any later version.
+#
+#   This program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU Affero General Public License for more details.
+#
+#   You should have received a copy of the GNU Affero General Public License
+#   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+from lib_cryptomator_utils.cryptomator import directory_path_to_id, encrypt_filename, hash_directory_id, load_vault_config
+
+import os
+import sys
+
+def main():
+	if len(sys.argv) < 3:
+		print('Get the encrypted filename for a single file from a Cryptomator drive', file=sys.stderr)
+		print('', file=sys.stderr)
+		print('Usage: {} /path/to/vault.cryptomator /plaintext/path/within/drive'.format(sys.argv[0]), file=sys.stderr)
+		sys.exit(1)
+	
+	# Parse CLI arguments
+	vault_config_path = sys.argv[1]
+	target_file = sys.argv[2]
+	
+	vault_path = os.path.split(vault_config_path)[0]
+	
+	# Load vault config (asks for password)
+	primary_master_key, hmac_master_key = load_vault_config(vault_config_path)
+	
+	# Resolve the parent directory of the file
+	target_file_parts = target_file.strip('/').split('/')
+	directory_id = directory_path_to_id(vault_path, primary_master_key, hmac_master_key, '/'.join(target_file_parts[:-1]))
+	
+	# Get the encrypted filename
+	hashed_directory_id = hash_directory_id(primary_master_key, hmac_master_key, directory_id)
+	encrypted_filename = encrypt_filename(primary_master_key, hmac_master_key, directory_id, target_file_parts[-1])
+	
+	print(os.path.join('d', hashed_directory_id[:2], hashed_directory_id[2:], encrypted_filename))
+
+if __name__ == '__main__':
+	main()

list_directory.py

@@ -1,7 +1,7 @@
 #!/usr/bin/env python3
 
 #   cryptomator-utils: Python utilities for inspecting Cryptomator drives
-#   Copyright (C) 2024  Lee Yingtong Li (RunasSudo)
+#   Copyright (C) 2024-2025  Lee Yingtong Li (RunasSudo)
 #
 #   This program is free software: you can redistribute it and/or modify
 #   it under the terms of the GNU Affero General Public License as published by
@@ -30,7 +30,7 @@ def main():
 	
 	# Parse CLI arguments
 	vault_config_path = sys.argv[1]
-	target_directory = sys.argv[2]
+	target_file = sys.argv[2]
 	
 	vault_path = os.path.split(vault_config_path)[0]
 	
@@ -38,8 +38,8 @@ def main():
 	primary_master_key, hmac_master_key = load_vault_config(vault_config_path)
 	
 	# Resolve the target directory
-	target_directory_parts = target_directory.strip('/').split('/')
-	directory_id = directory_path_to_id(vault_path, primary_master_key, hmac_master_key, '/'.join(target_directory_parts))
+	target_file_parts = target_file.strip('/').split('/')
+	directory_id = directory_path_to_id(vault_path, primary_master_key, hmac_master_key, '/'.join(target_file_parts))
 	
 	# Print directory listing
 	for filename in sorted(list_directory(vault_path, primary_master_key, hmac_master_key, directory_id)):