int result(int choice){
switch(choice){
case 1:
getNetAddr(ip,sm,na);
getBcastAddr(ip,sm,ba);
break;
case 2:
getSubnetmask(prefix,sm);
getNetAddr(ip,sm,na);
getBcastAddr(ip,sm,ba);
break;
case 3:
getSubnetmask(host_to_Prefix(hosts),sm);
getNetAddr(ip,sm,na);
getBcastAddr(ip,sm,ba);
break;
}
printf("\n\n\n\n");
printf("IP: %d.%d.%d.%d\n",ip[0],ip[1],ip[2],ip[3]);
printf("Subnet Mask: %d.%d.%d.%d\n",sm[0],sm[1],sm[2],sm[3]);
printf("Network: %d.%d.%d.%d\n",na[0],na[1],na[2],na[3]);
printf("Broadcast: %d.%d.%d.%d\n",ba[0],ba[1],ba[2],ba[3]);
return 0;
}
void getBcastAddr(int *ip,int *sm,int *save){
int *temp;
temp=(int*)malloc(4*sizeof(int));
*(save)=255-*(sm);
*(save+1)=255-*(sm+1);
*(save+2)=255-*(sm+2);
*(save+3)=255-*(sm+3);
getNetAddr(ip,sm,temp);
*(save)+=*(temp);
*(save+1)+=*(temp+1);
*(save+2)+=*(temp+2);
*(save+3)+=*(temp+3);
free(temp);
}
//------------------------------------------------------------------------------
// connectToServer() -- attempt to connect to the server
//------------------------------------------------------------------------------
bool TcpClient::connectToServer()
{
connected = false;
connectionTerminated = false;
if (ipAddr == nullptr) return false;
if (socketNum == INVALID_SOCKET) return false;
struct sockaddr_in addr; // Working address structure
bzero(&addr, sizeof(addr));
addr.sin_family = AF_INET;
addr.sin_addr.s_addr = getNetAddr();
addr.sin_port = htons(getPort());
if (isMessageEnabled(MSG_INFO)) {
std::cout << "Connecting to TCP server at " << ipAddr << ":" << getPort() << " ... " << std::flush;
}
if (::connect(socketNum, reinterpret_cast<const struct sockaddr*>(&addr), sizeof(addr)) == SOCKET_ERROR) {
if (isMessageEnabled(MSG_INFO)) {
std::cout << "Failed!" << std::endl;
}
}
else {
if (isMessageEnabled(MSG_INFO)) {
std::cout << "Connected!" << std::endl;
}
connected = true;
}
if (isMessageEnabled(MSG_INFO)) {
std::cout << "TcpClient::connectToServer: socketNum = " << socketNum << std::endl;
}
// Set blocked or no-wait
if (noWait) setNoWait();
else setBlocked();
return connected;
}
