// Copyright 2015-2019 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at

//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#include "esp_netif.h"
#include "esp_wifi_default.h"
#if CONFIG_ETH_ENABLED
#include "esp_eth.h"
#endif

//
// Purpose of this module is to provide
//  - general esp-netif definitions of default objects for STA, AP, ETH
//  - default init / create functions for basic default interfaces
//

#define IP4TOUINT32(a,b,c,d) (((uint32_t)((a) & 0xffU) << 24) | \
                               ((uint32_t)((b) & 0xffU) << 16) | \
                               ((uint32_t)((c) & 0xffU) << 8)  | \
                                (uint32_t)((d) & 0xffU))

#define IP4TOADDR(a,b,c,d) esp_netif_htonl(IP4TOUINT32(a, b, c, d))


//
// Default configuration of common interfaces, such as STA, AP, ETH
//
const esp_netif_inherent_config_t _g_esp_netif_inherent_sta_config = {
        .flags = ESP_NETIF_DHCP_CLIENT | ESP_NETIF_FLAG_GARP | ESP_NETIF_FLAG_EVENT_IP_MODIFIED,
        .lost_ip_event = IP_EVENT_STA_LOST_IP,
        .get_ip_event = IP_EVENT_STA_GOT_IP,
        .if_key = "WIFI_STA_DEF",
        .if_desc = "sta",
        .route_prio = 100
};

static const esp_netif_ip_info_t soft_ap_ip = {
        .ip = { .addr = IP4TOADDR( 192, 168, 4, 1) },
        .gw = { .addr = IP4TOADDR( 192, 168, 4, 1) },
        .netmask = { .addr = IP4TOADDR( 255, 255, 255, 0) },

};

const esp_netif_inherent_config_t _g_esp_netif_inherent_ap_config = {
        .flags = ESP_NETIF_DHCP_SERVER | ESP_NETIF_FLAG_AUTOUP,
        .ip_info = (esp_netif_ip_info_t*)&soft_ap_ip,
        .if_key = "WIFI_AP_DEF",
        .if_desc = "ap",
        .route_prio = 10
};

const esp_netif_inherent_config_t _g_esp_netif_inherent_eth_config = {
        .get_ip_event = IP_EVENT_ETH_GOT_IP,
        .lost_ip_event = 0,
        .flags = ESP_NETIF_DHCP_CLIENT | ESP_NETIF_FLAG_GARP | ESP_NETIF_FLAG_EVENT_IP_MODIFIED,
        .if_key = "ETH_DEF",
        .if_desc = "eth",
        .route_prio = 50
};

const esp_netif_inherent_config_t _g_esp_netif_inherent_ppp_config = {
        .flags = ESP_NETIF_FLAG_IS_PPP,
        .lost_ip_event = IP_EVENT_PPP_LOST_IP,
        .get_ip_event = IP_EVENT_PPP_GOT_IP,
        .if_key = "PPP_DEF",
        .if_desc = "ppp",
        .route_prio = 128
};