43 lines
1.3 KiB
C++
43 lines
1.3 KiB
C++
#include "icsneo/disk/vsa/vsa.h"
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#include "icsneo/communication/packet/ethernetpacket.h"
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#include <iostream>
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using namespace icsneo;
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// VSA Base Class Functions
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// VSAMessage Class Functions
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std::shared_ptr<Packet> VSAMessage::getPacket() const
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{
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auto packet = std::make_shared<Packet>();
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packet->network = network;
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reservePacketData(packet);
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packet->data.insert(packet->data.end(), payload.begin(), payload.end());
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return packet;
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}
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// VSAExtendedMessage Class Functions
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void VSAExtendedMessage::appendPacket(std::shared_ptr<Packet> packet) const
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{
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packet->data.insert(packet->data.end(), payload.begin(), payload.end());
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// Set the network if not already set (Happens in AA0F records)
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if(packet->network.getNetID() == Network::NetID::Invalid) {
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packet->network = network;
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}
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}
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void VSAExtendedMessage::truncatePacket(std::shared_ptr<Packet> packet)
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{
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static constexpr auto EthernetLengthOffset = 26u;
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switch(packet->network.getType()) {
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case Network::Type::Ethernet:
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{
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const auto& packetLength = *reinterpret_cast<uint16_t*>(packet->data.data() + EthernetLengthOffset);
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const size_t ethernetFrameSize = packetLength - (sizeof(uint16_t) * 2);
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const size_t bytestreamExpectedSize = sizeof(HardwareEthernetPacket) + ethernetFrameSize;
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packet->data.resize(bytestreamExpectedSize);
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}
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break;
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}
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} |