#include "dvlnet/zerotier_lwip.h"

#include <lwip/igmp.h>
#include <lwip/mld6.h>
#include <lwip/sockets.h>
#include <lwip/tcpip.h>

#include <SDL.h>

#ifdef USE_SDL1
#include "utils/sdl2_to_1_2_backports.h"
#else
#include "utils/sdl2_backports.h"
#endif

#include "utils/log.hpp"

#include "dvlnet/zerotier_native.h"

namespace devilution {
namespace net {

void print_ip6_addr(void *x)
{
	char ipstr[INET6_ADDRSTRLEN];
	auto *in = static_cast<sockaddr_in6 *>(x);
	lwip_inet_ntop(AF_INET6, &(in->sin6_addr), ipstr, INET6_ADDRSTRLEN);
	Log("ZeroTier: ZTS_EVENT_ADDR_NEW_IP6, addr={}", ipstr);
}

void zt_ip6setup()
{
	ip6_addr_t mcaddr;
	memcpy(mcaddr.addr, dvl_multicast_addr, 16);
	mcaddr.zone = 0;
	LOCK_TCPIP_CORE();
	mld6_joingroup(IP6_ADDR_ANY6, &mcaddr);
	UNLOCK_TCPIP_CORE();
}

} // namespace net
} // namespace devilution