#include "dgrambuf.h"

#define _GNU_SOURCE
#include <netinet/ip.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/socket.h>

int open_test_socket();

/*
 * Quick'n'dirty bash udp sender
 * while true; do echo $RANDOM > /dev/udp/127.0.0.1/1234; sleep 0.25; done
 */

int main() {
	int res, sockfd, info;
	dgrambuf_t dgb;

	sockfd = open_test_socket();
	dgb = dgrambuf_new(3, 50, 8, 8);

	do {
		res = dgrambuf_recvmmsg(dgb, sockfd, 1, &info);
		printf("dgrambuf_recvmmsg() => %i\n", res);
		printf("dgrambuf_free_count => %zu\n", dgrambuf_get_free_count(dgb));
	} while ( res > 0 );
	return 0;
}

int open_test_socket() {
	int sockfd;
	struct sockaddr_in sa;
	sockfd = socket(AF_INET, SOCK_DGRAM, 0);
	if (sockfd == -1) {
		perror("socket()");
		exit(EXIT_FAILURE);
	}

	sa.sin_family = AF_INET;
	sa.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
	sa.sin_port = htons(1234);
	if (bind(sockfd, (struct sockaddr *) &sa, sizeof(sa)) == -1) {
		perror("bind()");
		exit(EXIT_FAILURE);
	}

	return sockfd;
}