80 lines
2.5 KiB
C++
80 lines
2.5 KiB
C++
// Copyright 2012 Google Inc. All Rights Reserved.
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#ifndef WVCDM_CORE_LICENSE_H_
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#define WVCDM_CORE_LICENSE_H_
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#include <set>
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#include "initialization_data.h"
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#include "wv_cdm_types.h"
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namespace video_widevine_server {
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namespace sdk {
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class SignedMessage;
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}
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} // namespace video_widevine_server
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namespace wvcdm {
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class CryptoSession;
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class PolicyEngine;
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class CdmLicense {
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public:
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CdmLicense() : session_(NULL), initialized_(false) {}
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~CdmLicense() {}
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bool Init(const std::string& token, CryptoSession* session,
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PolicyEngine* policy_engine);
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bool PrepareKeyRequest(const InitializationData& init_data,
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const CdmLicenseType license_type,
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const CdmAppParameterMap& app_parameters,
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const CdmSessionId& session_id,
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CdmKeyMessage* signed_request,
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std::string* server_url);
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bool PrepareKeyUpdateRequest(bool is_renewal, CdmKeyMessage* signed_request,
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std::string* server_url);
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CdmResponseType HandleKeyResponse(const CdmKeyResponse& license_response);
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CdmResponseType HandleKeyUpdateResponse(
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bool is_renewal, const CdmKeyResponse& license_response);
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bool RestoreOfflineLicense(CdmKeyMessage& license_request,
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CdmKeyResponse& license_response,
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CdmKeyResponse& license_renewal_response);
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bool HasInitData() { return !stored_init_data_.empty(); }
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bool IsKeyLoaded(const KeyId& key_id);
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private:
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bool PrepareServiceCertificateRequest(CdmKeyMessage* signed_request,
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std::string* server_url);
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CdmResponseType HandleServiceCertificateResponse(
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const video_widevine_server::sdk::SignedMessage& signed_message);
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CdmResponseType HandleKeyErrorResponse(
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const video_widevine_server::sdk::SignedMessage& signed_message);
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template<typename T> bool PrepareContentId(const CdmLicenseType license_type,
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const std::string& request_id,
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T* content_id);
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CryptoSession* session_;
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PolicyEngine* policy_engine_;
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std::string server_url_;
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std::string token_;
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std::string service_certificate_;
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std::string stored_init_data_;
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bool initialized_;
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std::set<KeyId> loaded_keys_;
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// Used for certificate based licensing
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CdmKeyMessage key_request_;
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CORE_DISALLOW_COPY_AND_ASSIGN(CdmLicense);
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};
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} // namespace wvcdm
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#endif // WVCDM_CORE_LICENSE_H_
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