-/* Copyright (c) 2007-2014. The SimGrid Team.
+/* Copyright (c) 2007-2016. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
#include "xbt/log.h"
#include "xbt/sysdep.h"
-xbt_dict_t dict_socket = NULL;
+static void delete_mysocket(void *p)
+{
+ delete (SgFlow *)p;
+}
+xbt_dict_t flowFromSock = xbt_dict_new_homogeneous(delete_mysocket);; // ns3::sock -> SgFlow
NS3Sim SimulatorNS3;
-static char socket_key[24];
-static void receive_callback(ns3::Ptr<ns3::Socket> localSocket);
-static void send_callback(ns3::Ptr<ns3::Socket> localSocket, uint32_t txSpace);
-static void datasent_callback(ns3::Ptr<ns3::Socket> localSocket, uint32_t dataSent);
+static void receive_callback(ns3::Ptr<ns3::Socket> socket);
+static void send_callback(ns3::Ptr<ns3::Socket> sock, uint32_t txSpace);
+static void datasent_callback(ns3::Ptr<ns3::Socket> socket, uint32_t dataSent);
static void StartFlow(ns3::Ptr<ns3::Socket> sock, const char *to, uint16_t port_number);
XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(ns3);
NS3Sim::NS3Sim(){
}
-static inline void transformSocketPtr (ns3::Ptr<ns3::Socket> localSocket)
+static inline const char *transformSocketPtr (ns3::Ptr<ns3::Socket> localSocket)
{
+ static char key[24];
std::stringstream sstream;
sstream << localSocket ;
- std::string s = sstream.str();
- sprintf(socket_key,"%s",s.c_str());
-}
+ sprintf(key,"%s",sstream.str().c_str());
-static void delete_mysocket(void *p)
-{
- MySocket *sock = (MySocket *)p;
- delete(sock);
+ return key;
}
+SgFlow::SgFlow(uint32_t totalBytes, simgrid::surf::NetworkNS3Action * action) {
+ totalBytes_ = totalBytes;
+ remaining_ = totalBytes;
+ action_ = action;
+}
/*
* This function creates a flow from src to dst
*
double startTime, const char *ipAddr, uint32_t totalBytes,
simgrid::surf::NetworkNS3Action * action)
{
- if(!dict_socket)
- dict_socket = xbt_dict_new_homogeneous(delete_mysocket);
-
ns3::PacketSinkHelper sink("ns3::TcpSocketFactory", ns3::InetSocketAddress (ns3::Ipv4Address::GetAny(), port_number));
sink.Install (dst);
ns3::Ptr<ns3::Socket> sock = ns3::Socket::CreateSocket (src, ns3::TcpSocketFactory::GetTypeId());
- MySocket *mysocket = new MySocket();
- mysocket->totalBytes = totalBytes;
- mysocket->remaining = totalBytes;
- mysocket->action = action;
-
- transformSocketPtr(sock);
- xbt_dict_set(dict_socket,socket_key, mysocket,NULL);
+ xbt_dict_set(flowFromSock, transformSocketPtr(sock), new SgFlow(totalBytes, action), NULL);
sock->Bind(ns3::InetSocketAddress(port_number));
XBT_DEBUG("Create flow starting to %fs + %fs = %fs",
ns3::Simulator::Run ();
}
-static MySocket* get_my_socket(ns3::Ptr<ns3::Socket> localSocket) {
- transformSocketPtr(localSocket);
- return (MySocket*)xbt_dict_get_or_null(dict_socket,socket_key);
+static SgFlow* getFlowFromSocket(ns3::Ptr<ns3::Socket> socket) {
+ return (SgFlow*)xbt_dict_get_or_null(flowFromSock, transformSocketPtr(socket));
}
-static void receive_callback(ns3::Ptr<ns3::Socket> localSocket){
- MySocket* mysocket = get_my_socket(localSocket);
+static void receive_callback(ns3::Ptr<ns3::Socket> socket){
+ SgFlow* flow = getFlowFromSocket(socket);
- if (mysocket->finished == false){
- mysocket->finished = true;
- XBT_DEBUG("recv_cb of F[%p, %p, %d]", mysocket, mysocket->action, mysocket->totalBytes);
+ if (flow->finished_ == false){
+ flow->finished_ = true;
+ XBT_DEBUG("recv_cb of F[%p, %p, %d]", flow, flow->action_, flow->totalBytes_);
XBT_DEBUG("Stop simulator at %f seconds", ns3::Simulator::Now().GetSeconds());
ns3::Simulator::Stop(ns3::Seconds(0.0));
ns3::Simulator::Run();
}
}
-static void send_callback(ns3::Ptr<ns3::Socket> localSocket, uint32_t txSpace){
- MySocket* mysocket = get_my_socket(localSocket);
+static void send_callback(ns3::Ptr<ns3::Socket> sock, uint32_t txSpace){
+ SgFlow* flow = getFlowFromSocket(sock);
- if (mysocket->remaining == 0){
- // all data was already buffered (and socket was already closed), just return
- return;
- }
+ if (flow->remaining_ == 0) // all data was already buffered (and socket was already closed)
+ return;
uint8_t *data = (uint8_t*)malloc(sizeof(uint8_t)*txSpace);
- while (mysocket->bufferedBytes < mysocket->totalBytes
- && localSocket->GetTxAvailable () > 0)
- {
- uint32_t toWrite = std::min ((mysocket->remaining), txSpace);
- toWrite = std::min (toWrite, localSocket->GetTxAvailable ());
- int amountSent = localSocket->Send (data, toWrite, 0);
+ while (flow->bufferedBytes_ < flow->totalBytes_ && sock->GetTxAvailable () > 0) {
+
+ uint32_t toWrite = std::min ({flow->remaining_, txSpace, sock->GetTxAvailable ()});
+ int amountSent = sock->Send (data, toWrite, 0);
if(amountSent < 0)
return;
- (mysocket->bufferedBytes) += amountSent;
- (mysocket->remaining) -= amountSent;
- XBT_DEBUG("send_cb of F[%p, %p, %d] (%d/%d) %d buffered", mysocket, mysocket->action, mysocket->totalBytes, mysocket->remaining, mysocket->totalBytes, amountSent);
+ flow->bufferedBytes_ += amountSent;
+ flow->remaining_ -= amountSent;
+ XBT_DEBUG("send_cb of F[%p, %p, %d] (%d/%d) %d buffered", flow, flow->action_, flow->totalBytes_,
+ flow->remaining_, flow->totalBytes_, amountSent);
}
-
free(data);
- if ((mysocket->bufferedBytes) >= mysocket->totalBytes)
- localSocket->Close();
+ if ((flow->bufferedBytes_) >= flow->totalBytes_)
+ sock->Close();
}
-static void datasent_callback(ns3::Ptr<ns3::Socket> localSocket, uint32_t dataSent){
- MySocket* mysocket = get_my_socket(localSocket);
- mysocket->sentBytes += dataSent;
- XBT_DEBUG("datasent_cb of F[%p, %p, %d] %d sent", mysocket, mysocket->action, mysocket->totalBytes, dataSent);
+static void datasent_callback(ns3::Ptr<ns3::Socket> socket, uint32_t dataSent){
+ SgFlow* flow = getFlowFromSocket(socket);
+ flow->sentBytes_ += dataSent;
+ XBT_DEBUG("datasent_cb of F[%p, %p, %d] %d sent", flow, flow->action_, flow->totalBytes_, dataSent);
}
-static void normalClose_callback(ns3::Ptr<ns3::Socket> localSocket){
- MySocket* mysocket = get_my_socket(localSocket);
- XBT_DEBUG("normalClose_cb of F[%p, %p, %d]", mysocket, mysocket->action, mysocket->totalBytes);
- receive_callback (localSocket);
+static void normalClose_callback(ns3::Ptr<ns3::Socket> socket){
+ SgFlow* flow = getFlowFromSocket(socket);
+ XBT_DEBUG("normalClose_cb of F[%p, %p, %d]", flow, flow->action_, flow->totalBytes_);
+ receive_callback (socket);
}
-static void errorClose_callback(ns3::Ptr<ns3::Socket> localSocket){
- MySocket* mysocket = get_my_socket(localSocket);
- XBT_DEBUG("errorClose_cb of F[%p, %p, %d]", mysocket, mysocket->action, mysocket->totalBytes);
+static void errorClose_callback(ns3::Ptr<ns3::Socket> socket){
+ SgFlow* flow = getFlowFromSocket(socket);
+ XBT_DEBUG("errorClose_cb of F[%p, %p, %d]", flow, flow->action_, flow->totalBytes_);
xbt_die("NS3: a socket was closed anormally");
}
-static void succeededConnect_callback(ns3::Ptr<ns3::Socket> localSocket){
- MySocket* mysocket = get_my_socket(localSocket);
- XBT_DEBUG("succeededConnect_cb of F[%p, %p, %d]", mysocket, mysocket->action, mysocket->totalBytes);
+static void succeededConnect_callback(ns3::Ptr<ns3::Socket> socket){
+ SgFlow* flow = getFlowFromSocket(socket);
+ XBT_DEBUG("succeededConnect_cb of F[%p, %p, %d]", flow, flow->action_, flow->totalBytes_);
}
-static void failedConnect_callback(ns3::Ptr<ns3::Socket> localSocket){
- MySocket* mysocket = get_my_socket(localSocket);
- XBT_DEBUG("failedConnect_cb of F[%p, %p, %d]", mysocket, mysocket->action, mysocket->totalBytes);
+static void failedConnect_callback(ns3::Ptr<ns3::Socket> socket){
+ SgFlow* mysocket = getFlowFromSocket(socket);
+ XBT_DEBUG("failedConnect_cb of F[%p, %p, %d]", mysocket, mysocket->action_, mysocket->totalBytes_);
xbt_die("NS3: a socket failed to connect");
}
sock->SetConnectCallback (MakeCallback (&succeededConnect_callback), MakeCallback (&failedConnect_callback));
sock->SetCloseCallbacks (MakeCallback (&normalClose_callback), MakeCallback (&errorClose_callback));
- MySocket* mysocket = get_my_socket(sock);
- XBT_DEBUG("startFlow_cb of F[%p, %p, %d] dest=%s port=%d", mysocket, mysocket->action, mysocket->totalBytes, to, port_number);
+ SgFlow* flow = getFlowFromSocket(sock);
+ XBT_DEBUG("startFlow_cb of F[%p, %p, %d] dest=%s port=%d", flow, flow->action_, flow->totalBytes_, to, port_number);
}