ChannelFactory.hpp

Go to the documentation of this file.

 
//
// Notice
// ALL NVIDIA DESIGN SPECIFICATIONS AND CODE ("MATERIALS") ARE PROVIDED "AS IS" NVIDIA MAKES
// NO REPRESENTATIONS, WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO
// THE MATERIALS, AND EXPRESSLY DISCLAIMS ANY IMPLIED WARRANTIES OF NONINFRINGEMENT,
// MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE.
//
// NVIDIA CORPORATION & AFFILIATES assumes no responsibility for the consequences of use of such
// information or for any infringement of patents or other rights of third parties that may
// result from its use. No license is granted by implication or otherwise under any patent
// or patent rights of NVIDIA CORPORATION & AFFILIATES. No third party distribution is allowed unless
// expressly authorized by NVIDIA. Details are subject to change without notice.
// This code supersedes and replaces all information previously supplied.
// NVIDIA CORPORATION & AFFILIATES products are not authorized for use as critical
// components in life support devices or systems without express written approval of
// NVIDIA CORPORATION & AFFILIATES.
//
// SPDX-FileCopyrightText: Copyright (c) 2020-2023 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
// SPDX-License-Identifier: LicenseRef-NvidiaProprietary
//
// NVIDIA CORPORATION, its affiliates and licensors retain all intellectual
// property and proprietary rights in and to this material, related
// documentation and any modifications thereto. Any use, reproduction,
// disclosure or distribution of this material and related documentation
// without an express license agreement from NVIDIA CORPORATION or
// its affiliates is strictly prohibited.
//
 
#ifndef DW_FRAMEWORK_ICHANNELFACTORY_HPP_
#define DW_FRAMEWORK_ICHANNELFACTORY_HPP_
 
#include <dwcgf/channel/Channel.hpp>
#include <dwcgf/channel/FsiCom.hpp>
#include <dwcgf/channel/IChannelPacket.hpp>
#include <nvscisync.h>
 
namespace dw
{
namespace framework
{
 
using ChannelPacketConstructor          = dw::core::Function<std::unique_ptr<IChannelPacket>(GenericData dataSpecimen, dwContextHandle_t context)>;
using ChannelPacketConstructorSignature = std::pair<ChannelPacketTypeID, ChannelType>;
// coverity[autosar_cpp14_a0_1_6_violation]
using ChannelPacketConstructorRegistration = std::pair<ChannelPacketConstructorSignature, ChannelPacketConstructor>;
 
class ChannelFactoryImpl;
 
// coverity[autosar_cpp14_a0_1_6_violation]
// coverity[autosar_cpp14_m3_4_1_violation]
class ChannelFactory
{
public:
    static void registerPacketConstructor(const ChannelPacketConstructorSignature& signature, const ChannelPacketConstructor& constructor);
    static void unregisterPacketConstructor(const ChannelPacketConstructorSignature& signature);
 
    explicit ChannelFactory(dwContextHandle_t ctx = DW_NULL_HANDLE);
    virtual ~ChannelFactory()                     = default;
 
    std::shared_ptr<ChannelObject> makeChannel(const char* channelParams);
 
    // Get the packet factory so registered packet constructors can be accessed directly
    ChannelPacketFactoryPtr getPacketFactory();
 
    // Get the nvscisync module used by underlying NvSciStream channels. This NvSciSyncModule is owned
    // internally by channels and shall not be freed by application.
    NvSciSyncModule getNvSciSyncModule();
 
    void setAffinity(uint32_t affinity);
 
    void setPriority(int32_t priority);
 
    void startServices();
 
    void stopServices();
 
    using OnDispatchDataReady = dw::core::Function<void(void* opaque, ChannelObject::PacketPool::OnDataReady)>;
    void setOnDispatchDataReady(OnDispatchDataReady dispatchDataReady);
 
    dw::core::Optional<ChannelEvent> popEvent(dwTime_t timeout);
 
    dw::core::Optional<ChannelError> popError();
 
    void setFsiComCreateOverrider(std::function<std::shared_ptr<IChannelFsiCom>(uint8_t, const char*)>&& overrider);
 
private:
    std::shared_ptr<ChannelFactoryImpl> m_pimpl;
};
 
} // namespace framework
} // namespace dw
 
#endif // DW_FRAMEWORK_ICHANNELFACTORY_HPP_