andrewm@70: /*
andrewm@70:  * udpClient.cpp
andrewm@70:  *
andrewm@70:  *  Created on: 19 May 2015
andrewm@70:  *      Author: giulio moro
andrewm@70:  */
andrewm@70: #include "../include/UdpClient.h"
andrewm@70: 
andrewm@70: 	UdpClient::UdpClient(){
andrewm@70: 		outSocket=socket(AF_INET, SOCK_DGRAM, 0);
andrewm@70: 		isSetPort=false;
andrewm@70: 		isSetServer=false;
andrewm@70: 		enabled=false;
andrewm@70: 	}
andrewm@70: 	UdpClient::UdpClient(int aPort, const char* aServerName){
andrewm@70: 		outSocket=socket(AF_INET, SOCK_DGRAM, 0);
andrewm@70: 		if(outSocket<0){
andrewm@70: 			enabled=false;
andrewm@70: 			return;
andrewm@70: 		}
andrewm@70: 		setPort(aPort);
andrewm@70: 		setServer(aServerName);
andrewm@70: 		isSetPort=true;
andrewm@70: 		isSetServer=true;
andrewm@70: 		enabled=true;
andrewm@70: 	}
andrewm@70: 	UdpClient::~UdpClient(){
andrewm@70: 	   close(outSocket);
andrewm@70: 	}
andrewm@70: 	void UdpClient::setPort(int aPort){
andrewm@70: 		port=aPort;
andrewm@70: 		destinationServer.sin_port = htons(port);
andrewm@70: 		destinationServer.sin_family = AF_INET;
andrewm@70: 		isSetPort=true;
andrewm@70: 		if(isSetServer){
andrewm@70: 			enabled=true;
andrewm@70: 		}
andrewm@70: 	};
andrewm@70: 	void UdpClient::setServer(const char* aServerName){
andrewm@70: 		inet_pton(AF_INET,aServerName,&destinationServer.sin_addr);
andrewm@70: 		isSetServer=true;
andrewm@70: 		if(isSetPort){
andrewm@70: 			enabled=true;
andrewm@70: 		}
andrewm@70: 	};
andrewm@70: 	int UdpClient::send(void * message, int size){
andrewm@70: 		if(!enabled)
andrewm@70: 			return -1;
andrewm@70: 		unsigned int length;
andrewm@70: 		length=sizeof(struct sockaddr_in);
andrewm@70: 		int n=sendto(outSocket,message,size,0,(const struct sockaddr *)&destinationServer,length);
andrewm@70: 		if (n < 0){
andrewm@70: 			return n;
andrewm@70: 		}
andrewm@70: 		return 1;
andrewm@70: 	};
andrewm@70: