Devine
/
pywidevine
mirror of https://github.com/devine-dl/pywidevine.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Cdm: Clear context for the challenge once loaded 

This stops users from loading the license twice, which wouldn't do anything wrong, but without doing this context deletion we could possibly end up with a ton of memory that would likely go unused if the same Cdm session is used a lot for a long time.
This commit is contained in:
rlaphoenix 2022-07-30 05:13:30 +01:00
parent d744ed4c90
commit e36411cfaf
1 changed files with 5 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
pywidevine/cdm.py
View File

@ -256,6 +256,9 @@ class Cdm:
""" """
Load Keys from a License Message from a License Server Response. Load Keys from a License Message from a License Server Response.
License Messages can only be loaded a single time. An InvalidContext error will
be raised if you attempt to parse a License Message more than once.
Parameters: Parameters:
session_id: Session identifier. session_id: Session identifier.
license_message: A SignedMessage containing a License message. license_message: A SignedMessage containing a License message.
@ -327,6 +330,8 @@ class Cdm:
for key in licence.key for key in licence.key
] ]
del session.context[licence.id.request_id]
def decrypt( def decrypt(
self, self,
session_id: bytes, session_id: bytes,