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Simplify verification of parsing in Cdm.set_service_certificate

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This commit is contained in:
rlaphoenix 2023-12-06 16:00:52 +00:00
parent a04e751aa1
commit 25e03529f6
1 changed files with 3 additions and 6 deletions
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5
pywidevine/cdm.py
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@ -222,13 +222,10 @@ class Cdm:
try: try:
signed_message.ParseFromString(certificate) signed_message.ParseFromString(certificate)
if ( if all(
signed_message.SerializeToString() == certificate or
# See https://github.com/devine-dl/pywidevine/issues/41 # See https://github.com/devine-dl/pywidevine/issues/41
all(
bytes(chunk) == signed_message.SerializeToString() bytes(chunk) == signed_message.SerializeToString()
for chunk in zip(*[iter(certificate)] * len(signed_message.SerializeToString())) for chunk in zip(*[iter(certificate)] * len(signed_message.SerializeToString()))
)
): ):
signed_drm_certificate.ParseFromString(signed_message.msg) signed_drm_certificate.ParseFromString(signed_message.msg)
else: else: