191 lines
4.5 KiB
C++
191 lines
4.5 KiB
C++
/*
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rlp/component.h
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Copyright (c) 2021 Kevin Matz (kevin.matz@gmail.com)
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#include "component.h"
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#include "tcp.h"
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#include "udp.h"
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namespace ACN::RLP {
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/**
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* @brief Component::Component
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* @param cid
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*/
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Component::Component(UUID::uuid cid)
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: ACN::Component(cid)
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{
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fctn_ = "OpenLCP RLP Component";
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};
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/**
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* @brief Component::UdpPayloadReceiver
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* @param stream
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*
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* EPI 17
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*/
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void Component::UdpPayloadReceiver(PDU::Stream stream)
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{
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auto transport = RLP::UDP::transport();
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transport.iStream(stream);
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for(auto const &root : *transport.root.pdu) {
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RlpReceiver(root);
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}
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}
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/**
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* @brief Component::rlpSendUdp
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* @param vector
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* @param data
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* @param ip
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*/
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void Component::rlpSendUdp (const uint32_t vector,
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const PDU::Message< PDU::pdu_data > data,
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const SDT::UDP::ipAddress& ip)
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{
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RLP::UDP::transport transport(true);
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rlpSend(transport, vector, data, ip);
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}
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/**
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* @brief Component::TcpPacketReceiver
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* @param stream
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*
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* EPI 33
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*/
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void Component::TcpPacketReceiver(PDU::Stream stream)
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{
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auto transport = RLP::TCP::transport();
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transport.iStream(stream);
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for(auto const &root : *transport.root.pdu) {
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RlpReceiver(root);
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}
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}
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/**
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* @brief Component::rlpSendTcp
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* @param vector
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* @param data
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* @param ip
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*/
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void Component::rlpSendTcp (const uint32_t vector,
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const PDU::Message<PDU::pdu_data> data,
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const SDT::UDP::ipAddress& ip)
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{
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RLP::TCP::transport transport(true);
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rlpSend(transport, vector, data, ip);
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}
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/**
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* @brief Component::RlpReceiver
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* @param root
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*
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* Dispatch a recieved RLP PDU to the appropriate vector handlers.
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*/
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void Component::RlpReceiver(PDU::Message<RLP::Pdu> root)
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{
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/// To this point, the data segment of the RLP PDU will not have been read.
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/// The root PDU must have not failed, and still have bytes available to read.
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if (!root->stream()->good())
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return;
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if (rlp_vectors_.count(root->vector()))
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for(auto const &handler : rlp_vectors_[root->vector()])
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handler(root);
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}
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/**
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* @brief Component::RlpRegisterVectorHandler
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* @param vect
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* @param handle
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*
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* Add callback handler for a given RLP vector.
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*/
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void Component::RlpRegisterVector(uint32_t vect, PDU::Handler<RLP::Pdu> handle)
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{
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rlp_vectors_[vect].push_back(handle);
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}
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/**
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* @brief Component::rlpSend
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* @param transport
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* @param vector
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* @param data
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* @param ip
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*/
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void Component::rlpSend(ACN::RLP::message_transport& transport,
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const uint32_t vector,
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const PDU::Message<PDU::pdu_data> data,
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const SDT::UDP::ipAddress& ip)
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{
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// rlp header
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auto header = std::make_shared<RLP::rlp_header>();
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header->cid = cid();
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// rlp pdu
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auto rlp = std::make_shared<RLP::Pdu>();
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rlp->setVector(vector);
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rlp->setHeader(header);
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rlp->setData(data);
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// root block
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transport.root.pdu->push_back(rlp);
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// create an output stream
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size_t length = transport.streamSize();
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uint8_t buffer[length];
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ACN::PDU::Stream stream(new ACN::PDU::pdu_stream(buffer, length));
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// write message
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*stream << transport;
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rlpSend(stream, ip);
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}
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/**
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* @brief Component::rlpSend
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* @param stream
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* @param ip
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*
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* \attention Override this method in the derived platform class that can
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* write to the network.
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*/
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void Component::rlpSend(const PDU::Stream stream,
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const SDT::UDP::ipAddress& ip)
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{
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(void)stream;
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(void)ip;
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}
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}; // ACN::RLP
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