387 lines
12 KiB
C
387 lines
12 KiB
C
// Copyright 2015-2019 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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#include "esp_netif.h"
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#include "esp_private/wifi.h"
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#include "esp_log.h"
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#include "esp_netif_net_stack.h"
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#if CONFIG_ESP_NETIF_TCPIP_ADAPTER_COMPATIBLE_LAYER
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#if CONFIG_ETH_ENABLED
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#include "esp_eth.h"
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#endif
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#include "tcpip_adapter_types.h"
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#include "esp_wifi_default.h"
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//
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// Accessing some internal default interfaces and esp-netifs
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//
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extern void _esp_wifi_set_default_ap_netif(esp_netif_t* esp_netif);
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extern void _esp_wifi_set_default_sta_netif(esp_netif_t* esp_netif);
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extern esp_err_t _esp_wifi_set_default_wifi_handlers(void);
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extern esp_err_t _esp_wifi_clear_default_wifi_handlers(void);
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extern esp_err_t esp_netif_up(esp_netif_t *esp_netif);
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extern esp_err_t esp_netif_down(esp_netif_t *esp_netif);
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//
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// Purpose of this module is to provide backward compatible version of esp-netif
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// with legacy tcpip_adapter interface
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//
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static const char* TAG = "tcpip_adapter_compat";
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static esp_netif_t *s_esp_netifs[TCPIP_ADAPTER_IF_MAX] = { NULL };
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static const char* s_netif_keyif[TCPIP_ADAPTER_IF_MAX] = {
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"WIFI_STA_DEF",
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"WIFI_AP_DEF",
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"ETH_DEF",
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};
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static bool s_tcpip_adapter_compat = false;
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static void wifi_create_and_start_ap(void *esp_netif, esp_event_base_t base, int32_t event_id, void *data)
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{
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if (s_esp_netifs[TCPIP_ADAPTER_IF_AP] == NULL) {
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esp_netif_config_t cfg = ESP_NETIF_DEFAULT_WIFI_AP();
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esp_netif_t *ap_netif = esp_netif_new(&cfg);
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esp_netif_attach_wifi_ap(ap_netif);
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esp_wifi_set_default_wifi_sta_handlers();
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s_esp_netifs[TCPIP_ADAPTER_IF_AP] = ap_netif;
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}
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}
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static void wifi_create_and_start_sta(void *esp_netif, esp_event_base_t base, int32_t event_id, void *data)
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{
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if (s_esp_netifs[TCPIP_ADAPTER_IF_STA] == NULL) {
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esp_netif_config_t cfg = ESP_NETIF_DEFAULT_WIFI_STA();
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esp_netif_t *sta_netif = esp_netif_new(&cfg);
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esp_netif_attach_wifi_station(sta_netif);
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esp_wifi_set_default_wifi_sta_handlers();
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s_esp_netifs[TCPIP_ADAPTER_IF_STA] = sta_netif;
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}
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}
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static inline esp_netif_t * netif_from_if(tcpip_adapter_if_t interface)
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{
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if (interface < TCPIP_ADAPTER_IF_MAX) {
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if (s_esp_netifs[interface] == NULL) {
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s_esp_netifs[interface] = esp_netif_get_handle_from_ifkey(s_netif_keyif[interface]);
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if (s_esp_netifs[interface] == NULL && s_tcpip_adapter_compat) {
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// if not found in compat mode -> create it
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if (interface == TCPIP_ADAPTER_IF_STA) {
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wifi_create_and_start_sta(NULL, 0, 0, NULL);
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s_esp_netifs[interface] = esp_netif_get_handle_from_ifkey("WIFI_STA_DEF");
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} else if (interface == TCPIP_ADAPTER_IF_AP) {
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wifi_create_and_start_ap(NULL, 0, 0, NULL);
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s_esp_netifs[interface] = esp_netif_get_handle_from_ifkey("WIFI_AP_DEF");
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}
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}
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}
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return s_esp_netifs[interface];
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}
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return NULL;
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}
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void tcpip_adapter_init(void)
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{
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s_tcpip_adapter_compat = true;
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esp_err_t err;
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if (ESP_OK != (err = esp_netif_init())) {
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ESP_LOGE(TAG, "ESP-NETIF initialization failed with %d in tcpip_adapter compatibility mode", err);
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}
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}
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#if CONFIG_ETH_ENABLED
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esp_err_t tcpip_adapter_clear_default_eth_handlers(void)
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{
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return esp_eth_clear_default_handlers(netif_from_if(TCPIP_ADAPTER_IF_ETH));
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}
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esp_err_t tcpip_adapter_set_default_eth_handlers(void)
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{
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if (s_tcpip_adapter_compat) {
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esp_netif_config_t cfg = ESP_NETIF_DEFAULT_ETH();
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esp_netif_t *eth_netif = esp_netif_new(&cfg);
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s_esp_netifs[TCPIP_ADAPTER_IF_ETH] = eth_netif;
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return esp_eth_set_default_handlers(eth_netif);
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}
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return ESP_OK;
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}
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esp_err_t tcpip_adapter_compat_start_eth(void *eth_driver)
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{
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if (s_tcpip_adapter_compat) {
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esp_netif_t *esp_netif = netif_from_if(TCPIP_ADAPTER_IF_ETH);
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if (esp_netif) {
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esp_netif_attach(esp_netif, esp_eth_new_netif_glue(eth_driver));
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}
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}
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return ESP_OK;
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}
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#endif
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esp_err_t tcpip_adapter_eth_input(void *buffer, uint16_t len, void *eb)
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{
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return esp_netif_receive(netif_from_if(TCPIP_ADAPTER_IF_ETH), buffer, len, eb);
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}
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esp_err_t tcpip_adapter_sta_input(void *buffer, uint16_t len, void *eb)
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{
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return esp_netif_receive(netif_from_if(TCPIP_ADAPTER_IF_STA), buffer, len, eb);
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}
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esp_err_t tcpip_adapter_ap_input(void *buffer, uint16_t len, void *eb)
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{
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return esp_netif_receive(netif_from_if(TCPIP_ADAPTER_IF_AP), buffer, len, eb);
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}
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esp_err_t tcpip_adapter_set_default_wifi_handlers(void)
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{
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#if CONFIG_ESP_NETIF_TCPIP_ADAPTER_COMPATIBLE_LAYER
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if (s_tcpip_adapter_compat) {
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// create instances and register default handlers only on start event
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esp_err_t err = esp_event_handler_register(WIFI_EVENT, WIFI_EVENT_STA_START, wifi_create_and_start_sta, NULL);
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if (err != ESP_OK) {
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return err;
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}
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err = esp_event_handler_register(WIFI_EVENT, WIFI_EVENT_AP_START, wifi_create_and_start_ap, NULL);
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if (err != ESP_OK) {
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return err;
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}
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_esp_wifi_set_default_wifi_handlers();
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}
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return ESP_OK;
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#else
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ESP_LOGE(TAG, "%s: tcpip adapter compatibility layer is disabled", __func__);
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return ESP_ERR_INVALID_STATE;
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#endif
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}
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esp_err_t tcpip_adapter_clear_default_wifi_handlers(void)
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{
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if (s_tcpip_adapter_compat) {
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// Clear default handlers only if tcpip-adapter mode used
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return _esp_wifi_clear_default_wifi_handlers();
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}
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// No action if tcpip-adapter compatibility enabled, but interfaces created/configured with esp-netif
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return ESP_OK;
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}
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tcpip_adapter_if_t tcpip_adapter_if_from_esp_netif(esp_netif_t *esp_netif)
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{
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for (int i=0; i<TCPIP_ADAPTER_IF_MAX; ++i) {
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if (esp_netif == s_esp_netifs[i])
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return i;
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}
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return TCPIP_ADAPTER_IF_MAX;
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}
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esp_err_t tcpip_adapter_get_ip_info(tcpip_adapter_if_t tcpip_if, tcpip_adapter_ip_info_t *ip_info)
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{
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return esp_netif_get_ip_info(netif_from_if(tcpip_if), (esp_netif_ip_info_t *)ip_info);
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}
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esp_err_t tcpip_adapter_get_ip6_linklocal(tcpip_adapter_if_t tcpip_if, ip6_addr_t *if_ip6)
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{
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return esp_netif_get_ip6_linklocal(netif_from_if(tcpip_if), (esp_ip6_addr_t*)if_ip6);
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}
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esp_err_t tcpip_adapter_get_ip6_global(tcpip_adapter_if_t tcpip_if, ip6_addr_t *if_ip6)
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{
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return esp_netif_get_ip6_global(netif_from_if(tcpip_if), (esp_ip6_addr_t*)if_ip6);
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}
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esp_err_t tcpip_adapter_dhcpc_get_status(tcpip_adapter_if_t tcpip_if, tcpip_adapter_dhcp_status_t *status)
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{
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return esp_netif_dhcpc_get_status(netif_from_if(tcpip_if), status);
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}
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bool tcpip_adapter_is_netif_up(tcpip_adapter_if_t tcpip_if)
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{
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return esp_netif_is_netif_up(netif_from_if(tcpip_if));
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}
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esp_err_t tcpip_adapter_get_netif(tcpip_adapter_if_t tcpip_if, void ** netif)
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{
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esp_netif_t *esp_netif = netif_from_if(tcpip_if);
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if (esp_netif) {
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void* net_stack_netif = esp_netif_get_netif_impl(esp_netif);
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*netif = net_stack_netif;
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return ESP_OK;
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}
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return ESP_ERR_INVALID_ARG;
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}
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esp_err_t tcpip_adapter_create_ip6_linklocal(tcpip_adapter_if_t tcpip_if)
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{
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return esp_netif_create_ip6_linklocal(netif_from_if(tcpip_if));
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}
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esp_err_t tcpip_adapter_dhcps_stop(tcpip_adapter_if_t tcpip_if)
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{
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return esp_netif_dhcps_stop(netif_from_if(tcpip_if));
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}
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esp_err_t tcpip_adapter_dhcpc_stop(tcpip_adapter_if_t tcpip_if)
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{
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return esp_netif_dhcpc_stop(netif_from_if(tcpip_if));
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}
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esp_err_t tcpip_adapter_dhcps_start(tcpip_adapter_if_t tcpip_if)
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{
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return esp_netif_dhcps_start(netif_from_if(tcpip_if));
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}
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esp_err_t tcpip_adapter_dhcpc_start(tcpip_adapter_if_t tcpip_if)
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{
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return esp_netif_dhcpc_start(netif_from_if(tcpip_if));
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}
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esp_err_t tcpip_adapter_dhcps_get_status(tcpip_adapter_if_t tcpip_if, tcpip_adapter_dhcp_status_t *status)
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{
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return esp_netif_dhcps_get_status(netif_from_if(tcpip_if), status);
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}
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esp_err_t tcpip_adapter_dhcps_option(tcpip_adapter_dhcp_option_mode_t opt_op, tcpip_adapter_dhcp_option_id_t opt_id, void *opt_val, uint32_t opt_len)
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{
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// Note: legacy mode supports dhcps only for default wifi AP
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return esp_netif_dhcps_option(esp_netif_get_handle_from_ifkey("WIFI_AP_DEF"), opt_op, opt_id, opt_val, opt_len);
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}
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esp_err_t tcpip_adapter_dhcpc_option(tcpip_adapter_dhcp_option_mode_t opt_op, tcpip_adapter_dhcp_option_id_t opt_id, void *opt_val, uint32_t opt_len)
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{
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return esp_netif_dhcpc_option(netif_from_if(TCPIP_ADAPTER_IF_STA), opt_op, opt_id, opt_val, opt_len);
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}
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esp_err_t tcpip_adapter_set_ip_info(tcpip_adapter_if_t tcpip_if, const tcpip_adapter_ip_info_t *ip_info)
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{
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return esp_netif_set_ip_info(netif_from_if(tcpip_if), (esp_netif_ip_info_t *)ip_info);
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}
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esp_err_t tcpip_adapter_get_dns_info(tcpip_adapter_if_t tcpip_if, tcpip_adapter_dns_type_t type, tcpip_adapter_dns_info_t *dns)
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{
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return esp_netif_get_dns_info(netif_from_if(tcpip_if), type, dns);
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}
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esp_err_t tcpip_adapter_set_dns_info(tcpip_adapter_if_t tcpip_if, tcpip_adapter_dns_type_t type, tcpip_adapter_dns_info_t *dns)
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{
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return esp_netif_set_dns_info(netif_from_if(tcpip_if), type, dns);
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}
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int tcpip_adapter_get_netif_index(tcpip_adapter_if_t tcpip_if)
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{
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return esp_netif_get_netif_impl_index(netif_from_if(tcpip_if));
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}
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esp_err_t tcpip_adapter_get_sta_list(const wifi_sta_list_t *wifi_sta_list, tcpip_adapter_sta_list_t *tcpip_sta_list)
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{
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return esp_netif_get_sta_list(wifi_sta_list, tcpip_sta_list);
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}
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static esp_err_t tcpip_adapter_compat_start_netif(esp_netif_t *netif, uint8_t *mac, tcpip_adapter_ip_info_t *ip_info)
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{
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if (netif == NULL || mac == NULL || ip_info == NULL) {
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return ESP_ERR_TCPIP_ADAPTER_INVALID_PARAMS;
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}
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esp_netif_set_mac(netif, mac);
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esp_netif_set_ip_info(netif, (esp_netif_ip_info_t *)ip_info);
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esp_netif_action_start(netif, NULL, 0, NULL);
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return ESP_OK;
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}
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esp_err_t tcpip_adapter_eth_start(uint8_t *mac, tcpip_adapter_ip_info_t *ip_info, void *args)
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{
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return tcpip_adapter_compat_start_netif(netif_from_if(TCPIP_ADAPTER_IF_ETH),
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mac, ip_info);
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}
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esp_err_t tcpip_adapter_sta_start(uint8_t *mac, tcpip_adapter_ip_info_t *ip_info)
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{
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return tcpip_adapter_compat_start_netif(netif_from_if(TCPIP_ADAPTER_IF_STA),
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mac, ip_info);
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}
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esp_err_t tcpip_adapter_ap_start(uint8_t *mac, tcpip_adapter_ip_info_t *ip_info)
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{
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return tcpip_adapter_compat_start_netif(netif_from_if(TCPIP_ADAPTER_IF_AP),
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mac, ip_info);
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}
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esp_err_t tcpip_adapter_stop(tcpip_adapter_if_t tcpip_if)
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{
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esp_netif_t *netif = netif_from_if(tcpip_if);
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if (netif == NULL) {
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return ESP_ERR_TCPIP_ADAPTER_INVALID_PARAMS;
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}
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esp_netif_action_stop(netif_from_if(tcpip_if), NULL, 0, NULL);
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return ESP_OK;
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}
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esp_err_t tcpip_adapter_up(tcpip_adapter_if_t tcpip_if)
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{
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return esp_netif_up(netif_from_if(tcpip_if));
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}
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esp_err_t tcpip_adapter_down(tcpip_adapter_if_t tcpip_if)
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{
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return esp_netif_down(netif_from_if(tcpip_if));
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}
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esp_err_t tcpip_adapter_get_old_ip_info(tcpip_adapter_if_t tcpip_if, tcpip_adapter_ip_info_t *ip_info)
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{
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return esp_netif_get_old_ip_info(netif_from_if(tcpip_if), (esp_netif_ip_info_t *)ip_info);
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}
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esp_err_t tcpip_adapter_set_old_ip_info(tcpip_adapter_if_t tcpip_if, const tcpip_adapter_ip_info_t *ip_info)
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{
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return esp_netif_set_old_ip_info(netif_from_if(tcpip_if), (esp_netif_ip_info_t *)ip_info);
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}
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esp_interface_t tcpip_adapter_get_esp_if(void *dev)
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{
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esp_netif_t *netif = esp_netif_get_handle_from_netif_impl(dev);
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for (int i=0; i< TCPIP_ADAPTER_IF_MAX; ++i) {
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if (s_esp_netifs[i] == netif) {
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return i;
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}
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}
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return ESP_IF_MAX;
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}
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esp_err_t tcpip_adapter_set_hostname(tcpip_adapter_if_t tcpip_if, const char *hostname)
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{
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return esp_netif_set_hostname(netif_from_if(tcpip_if), hostname);
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}
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esp_err_t tcpip_adapter_get_hostname(tcpip_adapter_if_t tcpip_if, const char **hostname)
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{
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return esp_netif_get_hostname(netif_from_if(tcpip_if), hostname);
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}
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#else
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esp_err_t tcpip_adapter_compat_start_eth(void* eth_driver)
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{
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return ESP_OK;
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}
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#endif
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