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android/libwvdrmengine
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Alex Dale 023b06eded Check for open session when initializing usage table. 
[ Merge of http://go/wvgerrit/122984 ]

There was an issue encountered by some vendors with how the usage
table was initialized on some devices.  Previously, the CDM would
open an OEMCrypto session first, then initialize the usage table
(loading existing or creating a new one).  On these devices,
OEMCrypto_CreateUsageTableHeader() and OEMCrypto_LoadUsageTableHeader()
would fail if there were any open sessions.

This CL changes the initialization process to create/load the usage
table before opening an OEMCrypto session.

This change also lays the ground work for another usage table fix
to address GTS tests failure.

In the process, several of the functions for the usage table have been
split up into smaller chunks of code.  This required additional changes
to the usage table unittest to keep them up to date.

Bug: 169195093
Bug: 180639135
Test: Linux unittests and MediaDrmTest
Change-Id: Ifbf35f5d8cff5b89fea9b16edb998c84803f4fbe
2021-05-19 10:39:51 -07:00
..
cdm
Check for open session when initializing usage table.
2021-05-19 10:39:51 -07:00
docs
Update Version Compatibility Document
2021-04-12 14:00:53 -07:00
include
Disallow the ability to load offline licenses more than once
2021-04-29 16:20:30 -07:00
include_hidl
Disallow the ability to load offline licenses more than once
2021-04-29 16:20:30 -07:00
level3
[RESTRICT AUTOMERGE] Refresh L3 libraries after buffer overflow fix sc-dev
2021-04-27 09:35:03 -07:00
mediacrypto
[RESTRICT AUTOMERGE] Fix potential decrypt destPtr overflow.
2021-04-20 16:36:11 +00:00
mediadrm
Merge "[LSC] Add LOCAL_LICENSE_KINDS to vendor/widevine" into sc-dev
2021-03-26 06:45:39 +00:00
oem_certificate_generator
Support both PEM format and DER format intermediate certs
2019-01-28 09:38:53 -08:00
oemcrypto
Merge "Validate decryption with entitled keys in OEC tests" into sc-dev
2021-05-17 22:09:52 +00:00
src
Update Widevine Copyright header for android
2020-10-21 02:49:05 -07:00
src_hidl
Include DRM key type to SessionMetrics.
2021-03-06 23:47:30 -08:00
test
Disable dexpreopt and <uses-library> check for tests.
2021-04-27 14:27:37 +01:00
tools/metrics_dump
[LSC] Add LOCAL_LICENSE_KINDS to vendor/widevine
2021-03-25 09:52:52 -07:00
vts/vendor_module
libvtswidevine: replace appspot with uat
2021-04-05 23:35:20 -07:00
Android.bp
[LSC] Add LOCAL_LICENSE_KINDS to vendor/widevine
2021-03-25 09:52:52 -07:00
build_all_unit_tests.sh
Create a build_all_unit_tests.sh script
2021-02-09 12:10:31 -08:00
build_and_run_all_unit_tests.sh
Create a build_all_unit_tests.sh script
2021-02-09 12:10:31 -08:00
diff_changes.sh
Add script to diff test results between changes
2019-03-22 10:17:43 -07:00
manifest_android.hardware.drm@1.2-service.widevine.xml
Add Widevine L3 drm service to cuttlefish
2019-10-23 17:00:33 -07:00
manifest_android.hardware.drm@1.3-service.widevine.xml
wv hidl: upgrade Drm/Crypto factories to v1.3
2019-12-16 01:19:49 -08:00
manifest_android.hardware.drm@1.4-service.widevine.xml
libwvhidl: upgrade to android.hardware.drm@1.4
2021-01-19 05:52:59 -08:00
move_widevine_data.sh
Shell quoting in move_widevine_data.sh
2021-04-27 00:27:27 +00:00
README
Add README for Android
2018-11-22 00:33:30 +00:00
run_all_unit_tests.sh
Add Duration Use Case integration tests
2021-03-08 15:30:08 -08:00
run_gts_and_cts_tests.sh
Update GtsExoPlayerTestCases class name in WV script
2020-09-28 09:15:57 +01:00
TEST_MAPPING
Add CTS/GTS tests for TH presumbit.
2019-10-02 17:38:05 -07:00

README 

This is the source code for the Widevine Content Decryption Module (CDM) for the
Android OS.  It provides the libwvdrmengine plugin for DRM.

Partners who are integrating a device should be familiar with the documents in
the docs directory.

This source code is NOT open source, and is not part of AOSP.  However, it is
released to partners external to Google after official Android releases.  For
this reason, partners should look for bug fixes and software updates on the
widevine branches:

+------------------------------+------------------------------+
|Android Version               |Branch                        |
+------------------------------+------------------------------+
|Android L                     |lmp-mr1-widevine-release      |
+------------------------------+------------------------------+
|Android M MR1                 |mnc-mr1-widevine-release      |
+------------------------------+------------------------------+
|Android N MR2                 |nyc-mr2-widevine-release      |
+------------------------------+------------------------------+
|Android OC                    |oc-widevine-release           |
+------------------------------+------------------------------+
|Android OC MR1                |oc-mr1-widevine-release       |
+------------------------------+------------------------------+
|Android Pi                    |pi-widevine-release           |
+------------------------------+------------------------------+