6577f6f212
(Merged from go/wvgerrit/193672) Bug: 320785945 Test: GTS + unit tests Change-Id: I4a0c7568bf8323187f1156874ea98718511120f4
63 lines
2.6 KiB
C++
63 lines
2.6 KiB
C++
// Copyright 2018 Google LLC. All Rights Reserved. This file and proprietary
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// source code may only be used and distributed under the Widevine License
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// Agreement.
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#ifndef WVCDM_CORE_KEY_SESSION_H_
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#define WVCDM_CORE_KEY_SESSION_H_
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#include <vector>
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#include "OEMCryptoCENC.h"
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#include "metrics_collections.h"
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#include "wv_cdm_types.h"
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namespace wvcdm {
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class CryptoKey;
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class KeySession {
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protected:
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KeySession(metrics::CryptoMetrics* metrics) : metrics_(metrics) {}
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public:
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typedef enum { kDefault, kEntitlement } KeySessionType;
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virtual ~KeySession() {}
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virtual KeySessionType Type() = 0;
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virtual OEMCryptoResult LoadKeys(const std::string& message,
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const std::string& signature,
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const std::string& mac_key_iv,
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const std::string& mac_key,
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const std::vector<CryptoKey>& keys,
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const std::string& provider_session_token,
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const std::string& srm_requirement) = 0;
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virtual OEMCryptoResult LoadEntitledContentKeys(
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const std::vector<CryptoKey>& keys) = 0;
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virtual OEMCryptoResult SelectKey(const std::string& key_id,
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CdmCipherMode cipher_mode) = 0;
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virtual OEMCryptoResult Decrypt(
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const OEMCrypto_SampleDescription* samples, size_t samples_length,
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const OEMCrypto_CENCEncryptPatternDesc& pattern,
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bool is_any_subsample_protected) = 0;
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virtual OEMCryptoResult GenericEncrypt(const std::string& in_buffer,
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const std::string& iv,
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OEMCrypto_Algorithm algorithm,
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std::string* out_buffer) = 0;
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virtual OEMCryptoResult GenericDecrypt(const std::string& in_buffer,
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const std::string& iv,
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OEMCrypto_Algorithm algorithm,
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std::string* out_buffer) = 0;
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virtual OEMCryptoResult GenericSign(const std::string& message,
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OEMCrypto_Algorithm algorithm,
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std::string* signature) = 0;
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virtual OEMCryptoResult GenericVerify(const std::string& message,
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OEMCrypto_Algorithm algorithm,
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const std::string& signature) = 0;
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protected:
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metrics::CryptoMetrics* metrics_;
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};
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} // namespace wvcdm
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#endif // WVCDM_CORE_KEY_SESSION_H_
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