PWSS UDP SERVER CIENI

#include <winsock.h>
#pragma comment(lib, "Ws2_32.lib")
#include <conio.h>
#include <locale.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <conio.h>
#include <string.h>
#include <string>
#include <time.h>
using namespace std;
int main() {
	//formalności
	setlocale(LC_ALL, "Polish");
	WSADATA wsadata;
	WSAStartup(MAKEWORD(2, 2), &wsadata);
	srand(time(NULL));

	//zmienne, bufor itd.
	SOCKET recvsocket = socket(AF_INET, SOCK_DGRAM, 0);
	sockaddr_in recvaddr = { 0 };
	recvaddr.sin_family = AF_INET;
	recvaddr.sin_addr.s_addr = inet_addr("127.0.0.1");
	recvaddr.sin_port = htons(6666);
	int size = sizeof(recvaddr);
	int iResult;
	char buff[128] ;
	float rnd=0;
	int sendint = 0;

	//program
	iResult = bind(recvsocket, (SOCKADDR*)&recvaddr, sizeof(recvaddr));
	if (iResult == SOCKET_ERROR) {
		printf("coś się spierdoliło z bindowaniem");

	}
	for (;;) {


		iResult = recvfrom(recvsocket, buff, sizeof(buff), 0, (SOCKADDR*)&recvaddr, &size);

		if (iResult == SOCKET_ERROR) continue;
		else {
			buff[iResult] = 0;
			puts(buff);
			puts("odebrano wiadomość");  //odbiera
			//strcat(buff, "-odbrano");

			sendint = strlen(buff);
			iResult = sendto(recvsocket, (char*)&sendint, sizeof(sendint), 0, (SOCKADDR*)&recvaddr, sizeof(recvaddr));
			if (iResult == SOCKET_ERROR) {
				printf("błąd wysyłki: %d", WSAGetLastError());
				_getch();
				return 1;
			}
			else puts("no coś wysłano");
		}
	}






	//formalności
	shutdown(recvsocket, 2);
	closesocket(recvsocket);
	//shutdown(sendsocket, 2);
	//closesocket(sendsocket);
	WSACleanup();
	return 1;
}