Files
ce_cdm/core/include/key_session.h
2018-05-16 17:35:40 -07:00

46 lines
1.7 KiB
C++

#ifndef WVCDM_CORE_KEY_SESSSION_H_
#define WVCDM_CORE_KEY_SESSSION_H_
#include "metrics_collections.h"
namespace wvcdm {
class CryptoKey;
class KeySession {
protected:
KeySession(metrics::CryptoMetrics* metrics) : metrics_(metrics) {}
public:
typedef enum { kDefault, kSubLicense, kEntitlement } KeySessionType;
virtual ~KeySession() {}
virtual KeySessionType Type() = 0;
virtual bool GenerateDerivedKeys(const std::string& message) = 0;
virtual bool GenerateDerivedKeys(const std::string& message,
const std::string& session_key) = 0;
virtual OEMCryptoResult LoadKeys(const std::string& message,
const std::string& signature,
const std::string& mac_key_iv,
const std::string& mac_key,
const std::vector<CryptoKey>& keys,
const std::string& provider_session_token,
CdmCipherMode* cipher_mode,
const std::string& srm_requirement) = 0;
virtual OEMCryptoResult LoadEntitledContentKeys(
const std::vector<CryptoKey>& keys) = 0;
virtual OEMCryptoResult SelectKey(const std::string& key_id,
CdmCipherMode cipher_mode) = 0;
virtual OEMCryptoResult Decrypt(
const CdmDecryptionParameters& params,
OEMCrypto_DestBufferDesc& buffer_descriptor,
OEMCrypto_CENCEncryptPatternDesc& pattern_descriptor) = 0;
protected:
metrics::CryptoMetrics* metrics_;
};
typedef std::map<std::string, CryptoSessionId> SubLicenseSessionMap;
} // namespace wvcdm
#endif // WVCDM_CORE_KEY_SESSSION_H_