gistfile1.cpp

#include "IpRelay.h"
#include <stdexcept>

IpRelay::IpRelay(char *ipAddress, u_short port)
{
	this->setIpAddress(ipAddress);
	this->port = port;
	this->sock = INVALID_SOCKET;
}

bool IpRelay::connect()
{
	sock = socket(AF_UNSPEC, SOCK_STREAM, IPPROTO_TCP);
	if (sock == INVALID_SOCKET) {
		return false;
	}

	struct sockaddr_in clientService; 
	clientService.sin_family = AF_INET;
	clientService.sin_addr.s_addr = this->ipAddress;
	clientService.sin_port = this->port;

	int iResult;
	iResult = ::connect(sock, (SOCKADDR*) &clientService, sizeof(clientService));
	if (iResult == SOCKET_ERROR) {
		closesocket(this->sock);
		WSACleanup();

		throw std::runtime_error("socket connection failed");
	}

	return true;
}

bool IpRelay::disconnect()
{
	int iResult = closesocket(sock);
	if (iResult == SOCKET_ERROR) {
		WSACleanup();
		return false;
	} 

	return true;
}

void IpRelay::open(RelayNumber relay)
{

}

void IpRelay::close(RelayNumber relay)
{

}

void IpRelay::setIpAddress(char *ipAddress)
{
	this->ipAddress = inet_addr(ipAddress);
	if (this->ipAddress == INADDR_NONE) {
		WSACleanup();
		throw std::invalid_argument("inet_addr failed and returned INADDR_NONE");
	}   

	if (this->ipAddress == INADDR_ANY) {
		WSACleanup();
		throw std::invalid_argument("inet_addr failed and returned INADDR_ANY");
	}
}