145 lines
4.3 KiB
C++
145 lines
4.3 KiB
C++
// Copyright 2013 Google Inc. All Rights Reserved.
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#ifndef WVCDM_CDM_WV_CONTENT_DECRYPTION_MODULE_H_
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#define WVCDM_CDM_WV_CONTENT_DECRYPTION_MODULE_H_
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#include "cdm_client_property_set.h"
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#include "cdm_engine.h"
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#include "cdm_host_clock.h"
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#include "cdm_host_file.h"
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#include "clock.h"
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#include "content_decryption_module.h"
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#include "host_event_listener.h"
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#include "wv_cdm_common.h"
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#include "wv_cdm_types.h"
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namespace wvcdm {
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class WVClientPropertySet : public wvcdm::CdmClientPropertySet {
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public:
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WVClientPropertySet()
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: use_privacy_mode_(false) {}
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virtual ~WVClientPropertySet() {}
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void set_security_level(const std::string& securityLevel) {
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security_level_ = securityLevel;
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}
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virtual const std::string& security_level() const {
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return security_level_;
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}
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void set_use_privacy_mode(bool usePrivacyMode) {
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use_privacy_mode_ = usePrivacyMode;
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}
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virtual bool use_privacy_mode() const {
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return use_privacy_mode_;
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}
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void set_service_certificate(const std::string& serviceCertificate) {
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service_certificate_ = serviceCertificate;
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}
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virtual const std::string& service_certificate() const {
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return service_certificate_;
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}
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virtual bool is_session_sharing_enabled() const {
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return true; // This is unused by common cdm but we need a definition
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// for the pure virtual methods.
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}
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void set_is_session_sharing_enabled(bool shareKeys) {
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return; // This is unused by common cdm but we need a definition
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// for the pure virtual methods.
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}
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virtual uint32_t session_sharing_id() const {
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return 1; // This is unused by common cdm but we need a
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// definition for the pure virtual methods.
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}
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virtual void set_session_sharing_id(uint32_t id) {
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return; // This is unused by common cdm but we need a
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// definition for the pure virtual methods.
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}
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private:
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CORE_DISALLOW_COPY_AND_ASSIGN(WVClientPropertySet);
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std::string security_level_;
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bool use_privacy_mode_;
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std::string service_certificate_;
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};
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class WvContentDecryptionModule : public cdm::ContentDecryptionModule,
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public IFileFactory,
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public IClock {
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public:
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explicit WvContentDecryptionModule(cdm::Host* host);
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virtual ~WvContentDecryptionModule();
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// cdm::ContentDecryptionModule implementation.
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virtual cdm::Status GenerateKeyRequest(const char* type, int type_size,
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const uint8_t* init_data,
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int init_data_size) OVERRIDE;
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virtual cdm::Status AddKey(const char* session_id, int session_id_size,
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const uint8_t* key, int key_size,
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const uint8_t* key_id, int key_id_size) OVERRIDE;
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virtual bool IsKeyValid(const uint8_t* key_id, int key_id_size) OVERRIDE;
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virtual cdm::Status CancelKeyRequest(const char* session_id,
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int session_id_size) OVERRIDE;
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virtual void TimerExpired(void* context) OVERRIDE;
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virtual cdm::Status Decrypt(const cdm::InputBuffer& encrypted_buffer,
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cdm::DecryptedBlock* decrypted_buffer) OVERRIDE;
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virtual cdm::Status DecryptDecodeAndRenderFrame(
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const cdm::InputBuffer& encrypted_buffer) OVERRIDE;
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virtual cdm::Status DecryptDecodeAndRenderSamples(
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const cdm::InputBuffer& encrypted_buffer) OVERRIDE;
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virtual void Destroy() OVERRIDE;
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virtual cdm::Status GetProvisioningRequest(
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std::string* request, std::string* default_url) OVERRIDE;
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virtual cdm::Status HandleProvisioningResponse(
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std::string& response) OVERRIDE;
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private:
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void EnablePolicyTimer();
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void DisablePolicyTimer();
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virtual File::Impl* NewFileImpl() OVERRIDE;
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virtual int64_t GetCurrentTimeInSeconds() OVERRIDE;
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cdm::Status DoSubsampleDecrypt(CdmDecryptionParameters& parameters,
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std::vector<uint8_t>& iv,
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const cdm::InputBuffer& encrypted_buffer,
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cdm::DecryptedBlock* decrypted_block);
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CdmEngine cdm_engine_;
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cdm::Host* const host_;
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HostEventListener host_event_listener_;
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WVClientPropertySet property_set_;
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bool timer_enabled_;
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CORE_DISALLOW_COPY_AND_ASSIGN(WvContentDecryptionModule);
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};
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} // namespace wvcdm
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#endif // WVCDM_CDM_WV_CONTENT_DECRYPTION_MODULE_H_
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