71     return hash_sha256.digest()
74 def sign_digest_with_pss(digest, private_key_file):  argument
89             digest,
98 def sign_digest(digest, private_key_file):  argument
110             digest,
119 def create_encap_content_info(digest):  argument
120     if not digest:
125         SHA256_HASH_LEN, digest)
159     digest = calculate_package_hash(package_path)
160     data = create_encap_content_info(digest)
161     signature = sign_digest(digest, private_key)
165     digest_file.write(digest)