#ifndef LUAT_ULWIP_H
#define LUAT_ULWIP_H

#include "luat_base.h"
// #include "luat_msgbus.h"
#include "luat_timer.h"
#include "luat_mem.h"
#include "luat_zbuff.h"
#include "luat_rtos.h"

#include "lwip/opt.h"
#include "lwip/debug.h"
#include "lwip/stats.h"
#include "lwip/netif.h"
#include "lwip/etharp.h"
#include "lwip/dhcp.h"
#include "lwip/ethip6.h"
#include "lwip/udp.h"
// #include "lwip/prot/iana.h"
#include "netif/ethernet.h"

// #include "net_lwip.h"
#include "net_lwip2.h"

#include "luat_network_adapter.h"
#include "dhcp_def.h"

#define USERLWIP_NET_COUNT NW_ADAPTER_INDEX_LWIP_NETIF_QTY

void net_lwip2_set_link_state(uint8_t adapter_index, uint8_t updown);

typedef void (*ulwip_event_cb)(int32_t event, void* ctx);

#define LUAT_ULWIP_DHCP_EVENT_GOT_IP 1
#define LUAT_ULWIP_DHCP_EVENT_TIMEOUT 2

typedef struct ulwip_ctx
{
    int output_lua_ref;
    struct netif *netif;
    uint8_t flags;
    uint8_t adapter_index;
    uint8_t ip_ready;
    uint8_t ip_static;
    uint8_t dhcp_enable;
    uint8_t reverse; // 反向的
    uint16_t use_zbuff_out;
    uint16_t mtu;
    uint8_t hwaddr[ETH_HWADDR_LEN];
    dhcp_client_info_t dhcp_client;
    luat_rtos_timer_t dhcp_timer;
    ulwip_event_cb event_cb;
}ulwip_ctx_t;

typedef struct netif_cb_ctx {
    ulwip_ctx_t* ctx;
    struct pbuf *p;
}netif_cb_ctx_t;

// DHCP Client相关
void ulwip_dhcp_client_start(ulwip_ctx_t *ctx);
void ulwip_dhcp_client_stop(ulwip_ctx_t *ctx);

err_t ulwip_etharp_output(struct netif *netif, struct pbuf *q, const ip4_addr_t *ipaddr);

int ulwip_netif_ip_event(ulwip_ctx_t* ctx);

#ifdef __LUATOS__
int l_dhcp_client_cb(lua_State *L, void* ptr);
int l_ulwip_netif_output_cb(lua_State *L, void* ptr);
#endif

struct netif* ulwip_find_netif(uint8_t adapter_index);

#endif