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add mocked leo channel and device

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This commit is contained in:
Tim Schubert 2020-06-24 20:01:02 +02:00
parent 45228b292e
commit aa4e5b5ef0
5 changed files with 179 additions and 32 deletions
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86
model/leo-mock-channel.cc
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@ -4,6 +4,8 @@
#include "ns3/ptr.h"
#include "ns3/log.h"
#include "ns3/enum.h"
#include "leo-mock-net-device.h"
#include "leo-mock-channel.h"
namespace ns3 {
@ -24,24 +26,15 @@ LeoMockChannel::GetTypeId (void)
EnumValue (),
MakeEnumAccessor (&LeoMockChannel::m_channelType),
MakeEnumChecker (
ChannelType::GW_FORWARD, "ns3::LeoMockChannel::ChannelType::GW_FORWARD",
ChannelType::GW_RETURN, "ns3::LeoMockChannel::ChannelType::GW_RETURN",
ChannelType::UT_FORWARD, "ns3::LeoMockChannel::ChannelType::UT_FORWARD",
ChannelType::UT_RETURN, "ns3::LeoMockChannel::ChannelType::UT_RETURN"))
.AddTraceSource ("TxRxLeoMockChannel",
"Trace source indicating transmission of packet "
"from the LeoMockChannel, used by the Animation "
"interface.",
MakeTraceSourceAccessor (&LeoMockChannel::m_txrxMock),
"ns3::LeoMockChannel::TxRxAnimationCallback")
ChannelType::GW, "ns3::LeoMockChannel::ChannelType::GW",
ChannelType::UT, "ns3::LeoMockChannel::ChannelType::UT"))
;
return tid;
}
//
// By default, you get a channel that
// has an "infitely" fast transmission speed and zero processing delay.
LeoMockChannel::LeoMockChannel() : MockChannel (), m_channelType (LeoMockChannel::ChannelType::UNKNOWN)
LeoMockChannel::LeoMockChannel() :
MockChannel (),
m_channelType (LeoMockChannel::ChannelType::UNKNOWN)
{
NS_LOG_FUNCTION_NOARGS ();
}
@ -51,10 +44,69 @@ LeoMockChannel::~LeoMockChannel()
}
bool
TransmitStart (Ptr<const Packet> p,
uint32_t devId,
Address dst, Time txTime)
LeoMockChannel::TransmitStart (Ptr<const Packet> p,
uint32_t devId,
Address dst,
Time txTime)
{
// Find devices joined to channel
Ptr<LeoMockNetDevice> srcDev = DynamicCast<LeoMockNetDevice> (GetDevice (devId));
if (srcDev == nullptr)
{
NS_LOG_ERROR ("Dropping packet: invalid source device");
return false;
}
Ptr<LeoMockNetDevice> dstDev = DynamicCast<LeoMockNetDevice> (GetDevice (dst));
bool isBroadcast = (srcDev->GetBroadcast () == dst);
if (dstDev == nullptr && !isBroadcast)
{
NS_LOG_ERROR ("Dropping packet: invalid destination device");
return false;
}
LeoMockNetDevice::DeviceType srcType = srcDev->GetDeviceType ();
switch (m_channelType)
{
case LeoMockChannel::ChannelType::GW:
if (srcType == LeoMockNetDevice::GW)
{
// Get device from SAT_GW set
return true;
}
else if (srcType == LeoMockNetDevice::SAT_GW)
{
// Get device from GW set
return true;
}
break;
case LeoMockChannel::ChannelType::UT:
if (srcType == LeoMockNetDevice::UT)
{
// Get device from SAT_UT set
return true;
}
else if (srcType == LeoMockNetDevice::SAT_UT)
{
// Get device from UT set
return true;
}
break;
// Other kinds of transmissions are not allowed
default:
NS_LOG_ERROR ("Dropping packet: invalid channel type");
return false;
}
// Apply propagation loss and schedule transmission
// Get propagation delay
Time delay = GetDelay (srcDev, dstDev, txTime);
// Make compiler happy
return false;
}