|
|
|---|
| 179 |
SocketErrno errno_ = ERROR_NOTERROR;//do not use errno as it is the standard C last error number |
179 |
SocketErrno errno_ = ERROR_NOTERROR;//do not use errno as it is the standard C last error number |
| 180 |
Ptr<Ipv4Route> route; |
180 |
Ptr<Ipv4Route> route; |
| 181 |
Ptr<NetDevice> oif = m_boundnetdevice; //specify non-zero if bound to a source address |
181 |
Ptr<NetDevice> oif = m_boundnetdevice; //specify non-zero if bound to a source address |
|
|
182 |
if (!oif && m_src != Ipv4Address::GetAny ()) |
| 183 |
{ |
| 184 |
int32_t index = ipv4->GetInterfaceForAddress (m_src); |
| 185 |
NS_ASSERT (index >= 0); |
| 186 |
oif = ipv4->GetNetDevice (index); |
| 187 |
NS_LOG_LOGIC ("Set index " << oif << "from source " << m_src); |
| 188 |
} |
| 189 |
|
| 182 |
// TBD-- we could cache the route and just check its validity |
190 |
// TBD-- we could cache the route and just check its validity |
| 183 |
route = ipv4->GetRoutingProtocol ()->RouteOutput (p, header, oif, errno_); |
191 |
route = ipv4->GetRoutingProtocol ()->RouteOutput (p, header, oif, errno_); |
| 184 |
if (route != 0) |
192 |
if (route != 0) |