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Allow selective removal of Usage Table Entries by PST

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This is a merge of http://go/wvgerrit/13693 in the Widevine
repository.

This adds level 3 and mock implementation and unit tests for the
OEMCrypto function OEMCrypto_ForceDeleteUsageEntry.  It also plumbs
this function up into CdmEngine, CdmSession, and CryptoSession so that
deleting all usage information for a given app id will now delete the
entries in OEMCrypto, too.

b/18194071

Change-Id: Iaea4034a507b323878657215784edfe95876386a
This commit is contained in:
Fred Gylys-Colwell
2015-03-18 18:09:37 -07:00
parent a7887f60fc
commit d2ba3a3f91
14 changed files with 226 additions and 28 deletions
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4
libwvdrmengine/cdm/core/include/cdm_session.h
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@@ -90,7 +90,9 @@ class CdmSession {
}
virtual CdmSecurityLevel GetSecurityLevel() { return security_level_; }
virtual CdmResponseType DeleteUsageInformation(const std::string& app_id);
// Delete usage information for the list of tokens, |provider_session_tokens|.
virtual CdmResponseType DeleteMultipleUsageInformation(
const std::vector<std::string>& provider_session_tokens);
virtual CdmResponseType UpdateUsageInformation();
virtual bool is_initial_usage_update() { return is_initial_usage_update_; }