#ifndef LIBCESS_NET_H
#define LIBCESS_NET_H

#include <stddef.h>
#include <stdint.h>

#ifdef _WIN32
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <winsock2.h>
#include <ws2tcpip.h>
typedef SOCKET cess_socket_t;
#define CESS_INVALID_SOCKET INVALID_SOCKET
#else
#include <sys/socket.h>
typedef int cess_socket_t;
#define CESS_INVALID_SOCKET (-1)
#endif

#define CESSNET_PORT 3282
#define CESSNET_MAX_PACKET 1400
#define CESSNET_TOPIC_BYTES 32
#define CESSNET_PEERID_BYTES 32

typedef struct cess_peer {
	cess_socket_t fd;
	struct sockaddr_storage addr;
	socklen_t addrlen;
	uint8_t id[CESSNET_PEERID_BYTES];
} cess_peer_t;

typedef struct cessnet {
	cess_socket_t sock;
	uint8_t topic[CESSNET_TOPIC_BYTES];
	uint8_t peerid[CESSNET_PEERID_BYTES];
	void *context;
	void (*on_message)(struct cessnet *net, cess_peer_t *peer,
			   const uint8_t *msg, size_t len);
} cessnet_t;

int cessnet_init(cessnet_t *net, const uint8_t topic[CESSNET_TOPIC_BYTES],
		 const uint8_t peerid[CESSNET_PEERID_BYTES]);
int cessnet_bind(cessnet_t *net, const char *host, uint16_t port);
int cessnet_poll(cessnet_t *net, int timeout_ms);
int cessnet_send(cessnet_t *net, const cess_peer_t *peer,
		 const uint8_t *message, size_t length);
int cessnet_close(cessnet_t *net);

#endif