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Merge OEMCrypto KDF and usage functions

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Since KDF functions are only used right before specific functions, this
merges them to simplify internal state within OEMCrypto.

Fixes: 299527712
Change-Id: I426cfcdc102bd73cf65cd809b213da2474f44b34
This commit is contained in:
Jacob Trimble
2023-04-13 18:37:26 +00:00
committed by Robert Shih
parent b04fda2908
commit 488a4647db
21 changed files with 567 additions and 634 deletions
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10
libwvdrmengine/cdm/core/include/license.h
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@@ -105,16 +105,18 @@ class CdmLicense {
video_widevine::LicenseRequest* license_request);
CdmResponseType HandleContentKeyResponse(
bool is_restore, const std::string& msg, const std::string& core_message,
const std::string& signature, const std::vector<CryptoKey>& key_array,
bool is_restore, const std::string& session_key, const std::string& msg,
const std::string& core_message, const std::string& signature,
const std::vector<CryptoKey>& key_array,
const video_widevine::License& license);
// HandleEntitlementKeyResponse loads the entitlement keys in |key_array| into
// the crypto session. In addition, it also extracts content keys from
// |wrapped_keys_| and loads them for use.
CdmResponseType HandleEntitlementKeyResponse(
bool is_restore, const std::string& msg, const std::string& core_message,
const std::string& signature, const std::vector<CryptoKey>& key_array,
bool is_restore, const std::string& session_key, const std::string& msg,
const std::string& core_message, const std::string& signature,
const std::vector<CryptoKey>& key_array,
const video_widevine::License& license);
// Prepare to reload a key update message. Some special code is needed to work