102 lines
2.9 KiB
C
102 lines
2.9 KiB
C
// Copyright 2015-2018 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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#include "esp_netif.h"
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#include "esp_netif_ppp.h"
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#include "lwip/netif.h"
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struct esp_netif_netstack_lwip_vanilla_config {
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err_t (*init_fn)(struct netif*);
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void (*input_fn)(void *netif, void *buffer, size_t len, void *eb);
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};
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struct esp_netif_netstack_lwip_ppp_config {
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void (*input_fn)(void *netif, void *buffer, size_t len, void *eb);
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esp_netif_ppp_config_t ppp_events;
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};
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// LWIP netif specific network stack configuration
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struct esp_netif_netstack_config {
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union {
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struct esp_netif_netstack_lwip_vanilla_config lwip;
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struct esp_netif_netstack_lwip_ppp_config lwip_ppp;
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};
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};
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struct esp_netif_api_msg_s;
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typedef int (*esp_netif_api_fn)(struct esp_netif_api_msg_s *msg);
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typedef struct esp_netif_api_msg_s {
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int type; /**< The first field MUST be int */
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int ret;
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esp_netif_api_fn api_fn;
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esp_netif_t *esp_netif;
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void *data;
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} esp_netif_api_msg_t;
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typedef struct esp_netif_dns_param_s {
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esp_netif_dns_type_t dns_type;
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esp_netif_dns_info_t *dns_info;
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} esp_netif_dns_param_t;
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typedef struct esp_netif_ip_lost_timer_s {
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bool timer_running;
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} esp_netif_ip_lost_timer_t;
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// Forward declare the ppp context
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typedef struct lwip_ppp_ctx lwip_ppp_ctx_t;
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/**
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* @brief Main esp-netif container with interface related information
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*/
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struct esp_netif_obj {
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// default interface addresses
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uint8_t mac[NETIF_MAX_HWADDR_LEN];
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esp_netif_ip_info_t* ip_info;
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esp_netif_ip_info_t* ip_info_old;
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// lwip netif related
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struct netif *lwip_netif;
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lwip_ppp_ctx_t *lwip_ppp_ctx;
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err_t (*lwip_init_fn)(struct netif*);
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void (*lwip_input_fn)(void *input_netif_handle, void *buffer, size_t len, void *eb);
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void * netif_handle; // netif impl context (either vanilla lwip-netif or ppp_pcb)
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bool is_ppp_netif;
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// io driver related
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void* driver_handle;
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esp_err_t (*driver_transmit)(void *h, void *buffer, size_t len);
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void (*driver_free_rx_buffer)(void *h, void* buffer);
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// dhcp related
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esp_netif_dhcp_status_t dhcpc_status;
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esp_netif_dhcp_status_t dhcps_status;
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bool timer_running;
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// event translation
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ip_event_t get_ip_event;
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ip_event_t lost_ip_event;
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// misc flags, types, keys, priority
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esp_netif_flags_t flags;
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char * hostname;
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char * if_key;
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char * if_desc;
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int route_prio;
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};
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