Simplify verification of parsing in Cdm.set_service_certificate

2023-12-06 16:00:52 +00:00 · 2023-12-06 16:00:52 +00:00 · 25e03529f6
parent a04e751aa1
commit 25e03529f6
1 changed files with 3 additions and 6 deletions
--- a/pywidevine/cdm.py
+++ b/pywidevine/cdm.py
@ -222,13 +222,10 @@ class Cdm:

        try:
            signed_message.ParseFromString(certificate)
-            if (
-                signed_message.SerializeToString() == certificate or
+            if all(
                # See https://github.com/devine-dl/pywidevine/issues/41
-                all(
                bytes(chunk) == signed_message.SerializeToString()
                for chunk in zip(*[iter(certificate)] * len(signed_message.SerializeToString()))
-                )
            ):
                signed_drm_certificate.ParseFromString(signed_message.msg)
            else: