mirror of
https://gitlab.ibr.cs.tu-bs.de/tschuber/ns-3-leo.git
synced 2025-06-12 03:51:42 +02:00
67 lines
1.6 KiB
C++
67 lines
1.6 KiB
C++
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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#include "ns3/object.h"
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#include "ns3/ptr.h"
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#include "ns3/log.h"
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#include "ns3/enum.h"
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#include "leo-mock-net-device.h"
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#include "leo-mock-channel.h"
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namespace ns3 {
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NS_LOG_COMPONENT_DEFINE ("LeoMockChannel");
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NS_OBJECT_ENSURE_REGISTERED (LeoMockChannel);
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TypeId
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LeoMockChannel::GetTypeId (void)
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{
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static TypeId tid = TypeId ("ns3::LeoMockChannel")
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.SetParent<Channel> ()
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.SetGroupName ("Leo")
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.AddConstructor<LeoMockChannel> ()
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;
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return tid;
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}
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LeoMockChannel::LeoMockChannel() :
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MockChannel (),
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m_channelType (LeoMockChannel::ChannelType::UNKNOWN)
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{
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NS_LOG_FUNCTION_NOARGS ();
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}
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LeoMockChannel::~LeoMockChannel()
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{
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}
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bool
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LeoMockChannel::TransmitStart (Ptr<const Packet> p,
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uint32_t devId,
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Address dst,
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Time txTime)
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{
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// Find devices joined to channel
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Ptr<LeoMockNetDevice> srcDev = DynamicCast<LeoMockNetDevice> (GetDevice (devId));
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Ptr<LeoMockNetDevice> dstDev = DynamicCast<LeoMockNetDevice> (GetDevice (dst));
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bool isBroadcast = (srcDev->GetBroadcast () == dst);
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if (!isBroadcast && dstDev == nullptr)
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{
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NS_LOG_LOGIC (this << "Dropping packet: direct communication between ground stations and satellites not allowed using this channel");
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return false;
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}
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for (uint32_t i = 0; i < GetNDevices (); i++)
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{
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if (srcDev->GetDeviceType () != dstDev->GetDeviceType ())
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{
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Deliver (p, srcDev, dstDev, txTime);
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}
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}
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return true;
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}
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}; // namespace ns3
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