#include <stdio.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <unistd.h>
#include <netinet/in.h>
#include <stdlib.h>


int main (void){

int server_socket;
int client_socket;
int return_value;
char cbuf[256];
int len_addr;
struct sockaddr_in my_addr, peer_addr;


server_socket = socket(AF_INET, SOCK_STREAM, 0);

memset(&my_addr, 0, sizeof(struct sockaddr_in));

my_addr.sin_family = AF_INET;
my_addr.sin_port = htons(45879);
my_addr.sin_addr.s_addr = INADDR_ANY;

return_value = bind(server_socket, (struct sockaddr *) &my_addr, \
	sizeof(struct sockaddr_in));

if (return_value == 0) 
	printf("Bind - OK\n");
else {
	printf("Bind - ERR\n");
	return -1;
}

return_value = listen(server_socket, 5);

if (return_value == 0) 
	printf("Listen - OK\n");
else {
	printf("Listen - ERR\n");
	return -1;
}

for (;;){
	client_socket = accept(server_socket, (struct sockaddr *) &peer_addr, &len_addr);
	if (client_socket>0) {
			printf("Hura nove spojeni\n");
			recv(client_socket, cbuf, 256, 0);
			cbuf[strlen(cbuf)]='\0';
			printf("Prijato %s\n",cbuf);
			
			send(client_socket, cbuf , strlen(cbuf), 0);
			//printf("send %c ret %d", cbuf, nevim);
			close(client_socket);
	}
	else {
		printf ("Brutal Fatal ERROR\n");
		return -1;
	}
}

return 0;
}