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Client.cpp
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Client.cpp
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#include "Client.h"
using namespace std;
static const int debug = 0;
void *TCPClient::get_in_addr(struct sockaddr *sa)
{
if (sa->sa_family == AF_INET) {
return &(((struct sockaddr_in*)sa)->sin_addr);
}
return &(((struct sockaddr_in6*)sa)->sin6_addr);
}
TCPClient::TCPClient(char *server){
sockAddrSize = sizeof (struct sockaddr_in);
bzero ((char *) &serverAddr, sockAddrSize);
serverAddr.sin_family = AF_INET;
serverAddr.sin_len = (u_char) sockAddrSize;
serverAddr.sin_port = htons (SERVER_PORT_NUM);
m_connected = false;
/* bind not required - port number is dynamic */
/* build server socket address */
if ( (serverAddr.sin_addr.s_addr = inet_addr (server)) == (unsigned) ERROR )
{
perror ("unknown server name");
CloseSocket();
}
}
int TCPClient::Connect(){
if ( (sFd = socket(serverAddr.sin_family, SOCK_STREAM, 0)) == ERROR )
{
perror("Why did this even fail?");
}
/* connect to server */
if (connect (sFd, (struct sockaddr *) &serverAddr, sockAddrSize) == ERROR)
{
perror ("connect");
CloseSocket();
return ERROR;
}
m_connected = true;
return 0;
}
int TCPClient::Receive(directions *direc){
//Create reply
union{
char reply[sizeof(directions)];
directions replyTemp;
};
//Receive data
if (read (sFd, reply, REPLY_MSG_SIZE) < 0) {
perror ("read");
CloseSocket();
return ERROR;
}
//Convert from network to host byte order
replyTemp.dist = ntohl(replyTemp.dist);
replyTemp.dynamic_on = ntohl(replyTemp.dynamic_on);
replyTemp.status = ntohl(replyTemp.status);
if (debug) {
cout << "Status is " << replyTemp.status << endl;
}
*direc = replyTemp;
return 0;
}
int TCPClient::Send(Request request){
if (request == PULL) {
if (write (sFd, (char *) &request, sizeof(request)) == ERROR){
perror("write");
CloseSocket();
return ERROR;
}
}
return 0;
}
bool TCPClient::IsConnected(){
return m_connected;
}
void TCPClient::CloseSocket(){
close(sFd);
m_connected = false;
}
/*
int main(){
TCPClient myClient;
myClient.GetAddrInfo("localhost", "2489");
myClient.Connect();
myClient.Recieve();
myClient.CloseSocket();
return 0;
}*/