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Add a static method to query security level

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[ Merge of http://go/wvgerrit/70665 ]

This allows one to be able to query for security level, from
Crypto factory methods before the plugins and CdmEngine objects
have been created.

Bug: 117104043
Test: WV Unit/integration tests
Change-Id: Id07f420c3cfb92166cd3bb3cf82148d52e10eb03
This commit is contained in:
Rahul Frias
2019-01-17 16:53:12 -08:00
parent 81e77bda58
commit 45b3f5761e
5 changed files with 45 additions and 0 deletions
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19
libwvdrmengine/cdm/core/src/cdm_engine.cpp
View File

@@ -815,6 +815,25 @@ CdmResponseType CdmEngine::QueryOemCryptoSessionId(
return session->QueryOemCryptoSessionId(query_response);
}
bool CdmEngine::IsSecurityLevelSupported(CdmSecurityLevel level) {
LOGI("CdmEngine::IsSecurityLevelSupported");
metrics::CryptoMetrics alternate_crypto_metrics;
std::unique_ptr<CryptoSession> crypto_session(
CryptoSession::MakeCryptoSession(&alternate_crypto_metrics));
switch (level) {
case kSecurityLevelL1:
return
crypto_session->GetSecurityLevel(kLevelDefault) == kSecurityLevelL1;
case kSecurityLevelL3:
return crypto_session->GetSecurityLevel(kLevel3) == kSecurityLevelL3;
default:
LOGE("CdmEngine::IsSecurityLevelSupported: Invalid security level: %d",
level);
return false;
}
}
/*
* Composes a device provisioning request and output the request in JSON format
* in *request. It also returns the default url for the provisioning server