Support SHA256, SHA384 hash algorithm

Problem: Missing SHA256, SHA384 hash algorithm so it uses SHA1 instead

Solution: Add SHA256, SHA384 hash algorithm support

msoffcrypto/method/ecma376_agile.py

@@ -2,7 +2,7 @@
 import hmac
 import io
 import logging
-from hashlib import sha1, sha512
+from hashlib import sha1, sha256, sha384, sha512
 from struct import pack, unpack
 
 from cryptography.hazmat.backends import default_backend
@@ -13,12 +13,15 @@
 logger = logging.getLogger(__name__)
 logger.addHandler(logging.NullHandler())
 
+ALGORITHM_HASH = {
+ "SHA1": sha1,
+ "SHA256": sha256,
+ "SHA384": sha384,
+ "SHA512": sha512,
+}
 
 def _get_hash_func(algorithm):
- if algorithm == "SHA512":
- return sha512
- else:
- return sha1
+ return ALGORITHM_HASH.get(algorithm, sha1)
 
 
 def _decrypt_aes_cbc(data, key, iv):