#ifndef ESP_MDNS_NETWORKING_H_
#define ESP_MDNS_NETWORKING_H_

/*
 * MDNS Server Networking -- private include
 * 
 */
#include "mdns.h"
#include "mdns_private.h"
#include "sdkconfig.h"
#include "freertos/FreeRTOS.h"
#include "freertos/queue.h"
#include "freertos/semphr.h"
#include "lwip/ip_addr.h"
#include "lwip/pbuf.h"
#include "lwip/igmp.h"
#include "lwip/udp.h"
#include "lwip/mld6.h"
#include "lwip/priv/tcpip_priv.h"
#include "esp_wifi.h"
#include "esp_system.h"
#include "esp_timer.h"
#include "esp_event_loop.h"


/**
 * @brief  Queue RX packet action
 */
esp_err_t _mdns_send_rx_action(mdns_rx_packet_t * packet);

/**
 * @brief  Start PCB
 */
esp_err_t _mdns_pcb_init(tcpip_adapter_if_t tcpip_if, mdns_ip_protocol_t ip_protocol);

/**
 * @brief  Stop PCB
 */
esp_err_t _mdns_pcb_deinit(tcpip_adapter_if_t tcpip_if, mdns_ip_protocol_t ip_protocol);

/**
 * @brief  send packet over UDP
 *
 * @param  server       The server
 * @param  data         byte array containing the packet data
 * @param  len          length of the packet data
 *
 * @return length of sent packet or 0 on error
 */
size_t _mdns_udp_pcb_write(tcpip_adapter_if_t tcpip_if, mdns_ip_protocol_t ip_protocol, const ip_addr_t *ip, uint16_t port, uint8_t * data, size_t len);

/**
 * @brief  Compares currently opened pcb's interface ip address with currently assigned tcpip address
 *
 * When new IP address is assigned this function can be called if current pcb uses the same IP address
 * and thus can be reused. Otherwise pcb needs to be reinitialized as it is tightly coupled with it's IP
 *
 * @param  tcpip_if    interface type
 * @param  ip_protocol protocol type
 *
 * @return true if current address if different from the one used in pcb
 */
bool _mdns_pcb_is_ip_updated(tcpip_adapter_if_t tcpip_if, mdns_ip_protocol_t ip_protocol);

#endif /* ESP_MDNS_NETWORKING_H_ */