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WinUDPSocket.cpp
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WinUDPSocket.cpp
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/*
* File: WinUDPSocket.cpp
* Author: gkovalechyn
*
* Created on June 18, 2016, 8:04 PM
*/
#include <iostream>
#include "WinUDPSocket.h"
WinUDPSocket::WinUDPSocket() {
this->sockaddrInLen = sizeof(this->other);
}
WinUDPSocket::WinUDPSocket(const WinUDPSocket& orig) {
}
WinUDPSocket::~WinUDPSocket() {
WSACleanup();
if (sock != INVALID_SOCKET){
closesocket(this->sock);
this->sock = INVALID_SOCKET;
}
}
bool WinUDPSocket::connectTo(const char* addr, int port) {
WSADATA wsaData;
struct hostent* host;
if (WSAStartup(MAKEWORD(2, 2), &wsaData) != 0){
*this->logStream << "WSA startup failed, error: " << WSAGetLastError() << std::endl;
return false;
}
host = gethostbyname(addr);
if (host == NULL){
*this->logStream << "Could not find host" << std::endl;
WSACleanup();
return false;
}
if ((this->sock = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP)) == INVALID_SOCKET){
*this->logStream << "Could not create socket. Error: " << WSAGetLastError() << std::endl;
WSACleanup();
return false;
}
other.sin_family = AF_INET;
other.sin_addr.s_addr = *((unsigned long*)host->h_addr);
other.sin_port = htons(port);
if (connect(this->sock, (sockaddr*) &other, sizeof(other)) == SOCKET_ERROR){
*this->logStream << "Could not create socket. Error: " << WSAGetLastError() << std::endl;
closesocket(this->sock);
this->sock = INVALID_SOCKET;
WSACleanup();
return false;
}
*this->logStream << "Connected." << std::endl;
return true;
}
int WinUDPSocket::read(char* buff, int len) {
return recvfrom(this->sock, buff, len, 0, (struct sockaddr*) &this->other, &this->sockaddrInLen);
}
void WinUDPSocket::write(char* buff, int len) {
sendto(this->sock, buff, len, 0, (struct sockaddr*) &this->other, this->sockaddrInLen);
}
void WinUDPSocket::write(char* buff, int offset, int len) {
this->write(buff + offset, len);
}
void WinUDPSocket::closeConnection() {
if (this->sock != INVALID_SOCKET){
closesocket(this->sock);
WSACleanup();
this->sock = INVALID_SOCKET;
}
}
void WinUDPSocket::setLog(std::ofstream* log) {
this->logStream = log;
}