widevine-partner/android
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Merge OEMCrypto KDF and usage functions

Browse Source 
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
Download Patch File Download Diff File Expand all files Collapse all files

14
libwvdrmengine/cdm/core/include/crypto_session.h
View File

@@ -159,7 +159,9 @@ class CryptoSession {
OEMCrypto_SignatureHashAlgorithm& algorithm);
virtual CdmResponseType UseSecondaryKey(bool dual_key);
// V16 licenses.
virtual CdmResponseType LoadLicense(const std::string& signed_message,
virtual CdmResponseType LoadLicense(const std::string& context,
const std::string& session_key,
const std::string& signed_message,
const std::string& core_message,
const std::string& signature,
CdmLicenseKeyType key_type);
@@ -178,17 +180,19 @@ class CryptoSession {
const std::vector<CryptoKey>& key_array);
// Provisioning request/responses
virtual CdmResponseType GenerateDerivedKeys(const std::string& message);
virtual CdmResponseType GenerateDerivedKeys(const std::string& message,
const std::string& session_key);
virtual CdmResponseType PrepareAndSignProvisioningRequest(
const std::string& message, std::string* core_message,
std::string* signature, bool& should_specify_algorithm,
OEMCrypto_SignatureHashAlgorithm& algorithm);
virtual CdmResponseType LoadProvisioning(const std::string& signed_message,
virtual CdmResponseType LoadProvisioning(const std::string& request,
const std::string& signed_message,
const std::string& core_message,
const std::string& signature,
std::string* wrapped_private_key);
virtual CdmResponseType LoadProvisioningCast(
const std::string& derivation_key, const std::string& request,
const std::string& signed_message, const std::string& core_message,
const std::string& signature, std::string* wrapped_private_key);
virtual CdmResponseType LoadCertificatePrivateKey(
const CryptoWrappedKey& private_key);
virtual CdmResponseType GetBootCertificateChain(