mirror of
https://github.com/espressif/esp-idf.git
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595 lines
19 KiB
C
595 lines
19 KiB
C
/*
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* SPDX-FileCopyrightText: 2023 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Unlicense OR CC0-1.0
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*/
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/* NAN Console Example
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This example code is in the Public Domain (or CC0 licensed, at your option.)
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Unless required by applicable law or agreed to in writing, this
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software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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CONDITIONS OF ANY KIND, either express or implied.
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*/
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#include <errno.h>
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#include <string.h>
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#include <stdio.h>
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#include <string.h>
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#include "nvs_flash.h"
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#include "cmd_system.h"
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#include "argtable3/argtable3.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/event_groups.h"
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#include "esp_event.h"
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#include "esp_log.h"
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#include "esp_err.h"
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#include "esp_wifi.h"
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#include "esp_nan.h"
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#include "esp_mac.h"
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#include "esp_console.h"
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#include "esp_private/wifi.h"
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#include "esp_netif.h"
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#include "esp_supplicant_utils.h"
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#include "ping/ping_sock.h"
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#include "lwip/inet.h"
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#include "lwip/netdb.h"
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#include "lwip/sockets.h"
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typedef struct {
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/* NAN Discovery parameters */
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struct arg_lit *init;
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struct arg_int *master_pref;
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struct arg_int *op_channel;
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struct arg_int *warmup_time;
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struct arg_lit *deinit;
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struct arg_end *end;
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} wifi_nan_args_t;
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static wifi_nan_args_t nan_args;
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typedef struct {
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/* NAN Publish parameters */
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struct arg_str *name;
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struct arg_int *type;
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struct arg_str *filter;
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struct arg_lit *cancel;
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struct arg_int *id;
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struct arg_end *end;
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} wifi_publish_args_t;
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static wifi_publish_args_t pub_args;
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typedef struct {
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/* NAN Subscribe parameters */
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struct arg_str *name;
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struct arg_int *type;
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struct arg_str *filter;
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struct arg_lit *cancel;
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struct arg_int *id;
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struct arg_end *end;
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} wifi_subscribe_args_t;
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static wifi_subscribe_args_t sub_args;
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typedef struct {
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/* NAN Follow-up parameters */
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struct arg_int *own_id;
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struct arg_int *peer_id;
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struct arg_str *mac_addr;
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struct arg_str *text;
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struct arg_end *end;
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} wifi_followup_args_t;
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static wifi_followup_args_t fup_args;
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typedef struct {
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/* NDP Init/Deinit parameters */
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struct arg_lit *init;
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struct arg_int *peer_pub_id;
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struct arg_str *mac_addr;
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/* NDP Terminate parameters */
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struct arg_lit *terminate;
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struct arg_int *ndp_id;
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struct arg_end *end;
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} wifi_ndp_args_t;
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static wifi_ndp_args_t ndp_args;
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static struct {
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struct arg_str *host;
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struct arg_end *end;
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} ping_args;
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static const char *TAG = "nan_console";
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static esp_netif_t *g_nan_netif;
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#define NAN_EXAMPLE_SERVICE_NAME "ESP_NAN-Service"
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static void cmd_ping_on_ping_success(esp_ping_handle_t hdl, void *args)
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{
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uint8_t ttl;
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uint16_t seqno;
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uint32_t elapsed_time, recv_len;
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ip_addr_t target_addr;
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esp_ping_get_profile(hdl, ESP_PING_PROF_SEQNO, &seqno, sizeof(seqno));
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esp_ping_get_profile(hdl, ESP_PING_PROF_TTL, &ttl, sizeof(ttl));
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esp_ping_get_profile(hdl, ESP_PING_PROF_IPADDR, &target_addr, sizeof(target_addr));
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esp_ping_get_profile(hdl, ESP_PING_PROF_SIZE, &recv_len, sizeof(recv_len));
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esp_ping_get_profile(hdl, ESP_PING_PROF_TIMEGAP, &elapsed_time, sizeof(elapsed_time));
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ESP_LOGI(TAG, "%lu bytes from %s icmp_seq=%u ttl=%u time=%lu ms",
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recv_len, ipaddr_ntoa((ip_addr_t *)&target_addr), seqno, ttl, elapsed_time);
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}
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static void cmd_ping_on_ping_timeout(esp_ping_handle_t hdl, void *args)
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{
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uint16_t seqno;
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ip_addr_t target_addr;
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esp_ping_get_profile(hdl, ESP_PING_PROF_SEQNO, &seqno, sizeof(seqno));
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esp_ping_get_profile(hdl, ESP_PING_PROF_IPADDR, &target_addr, sizeof(target_addr));
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ESP_LOGI(TAG, "From %s icmp_seq=%d timeout", ipaddr_ntoa((ip_addr_t *)&target_addr), seqno);
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}
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static void cmd_ping_on_ping_end(esp_ping_handle_t hdl, void *args)
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{
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ip_addr_t target_addr;
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uint32_t transmitted;
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uint32_t received;
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uint32_t total_time_ms;
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esp_ping_get_profile(hdl, ESP_PING_PROF_REQUEST, &transmitted, sizeof(transmitted));
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esp_ping_get_profile(hdl, ESP_PING_PROF_REPLY, &received, sizeof(received));
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esp_ping_get_profile(hdl, ESP_PING_PROF_IPADDR, &target_addr, sizeof(target_addr));
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esp_ping_get_profile(hdl, ESP_PING_PROF_DURATION, &total_time_ms, sizeof(total_time_ms));
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uint32_t loss = (uint32_t)((1 - ((float)received) / transmitted) * 100);
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ESP_LOGI(TAG, "\n--- %s ping statistics ---", inet6_ntoa(*ip_2_ip6(&target_addr)));
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ESP_LOGI(TAG, "%lu packets transmitted, %lu received, %lu%% packet loss, time %lums",
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transmitted, received, loss, total_time_ms);
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// delete the ping sessions, so that we clean up all resources and can create a new ping session
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// we don't have to call delete function in the callback, instead we can call delete function from other tasks
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esp_ping_delete_session(hdl);
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}
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static int do_ping_cmd(int argc, char **argv)
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{
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esp_ping_config_t config = ESP_PING_DEFAULT_CONFIG();
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config.task_stack_size = 4096;
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ip_addr_t target_addr = {0};
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int nerrors = arg_parse(argc, argv, (void **)&ping_args);
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if (nerrors != 0) {
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arg_print_errors(stderr, ping_args.end, argv[0]);
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return 1;
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}
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if (!g_nan_netif) {
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ESP_LOGE(TAG, "NAN not started successfully");
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return 1;
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}
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if (ping_args.host->count) {
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/* convert ip6 string to ip6 address */
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ipaddr_aton(ping_args.host->sval[0], &target_addr);
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} else {
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ESP_LOGE(TAG, "No Active datapath for ping");
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return 1;
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}
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config.target_addr = target_addr;
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config.interface = esp_netif_get_netif_impl_index(g_nan_netif);
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/* set callback functions */
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esp_ping_callbacks_t cbs = {
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.on_ping_success = cmd_ping_on_ping_success,
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.on_ping_timeout = cmd_ping_on_ping_timeout,
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.on_ping_end = cmd_ping_on_ping_end,
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.cb_args = NULL
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};
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esp_ping_handle_t ping;
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if (esp_ping_new_session(&config, &cbs, &ping) == ESP_OK) {
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ESP_LOGI(TAG, "Pinging Peer with IPv6 addr %s", ipaddr_ntoa((ip_addr_t *)&target_addr));
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esp_ping_start(ping);
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return 0;
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} else {
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ESP_LOGI(TAG, "Failed to ping Peer with IPv6 addr %s", ipaddr_ntoa((ip_addr_t *)&target_addr));
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return 1;
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}
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}
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void initialise_wifi(void)
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{
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ESP_ERROR_CHECK(esp_netif_init());
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ESP_ERROR_CHECK(esp_event_loop_create_default());
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wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
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ESP_ERROR_CHECK(esp_wifi_init(&cfg));
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ESP_ERROR_CHECK(esp_wifi_set_storage(WIFI_STORAGE_RAM) );
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ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_NULL));
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ESP_ERROR_CHECK(esp_wifi_start());
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}
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static int wifi_cmd_nan_disc(int argc, char **argv)
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{
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int nerrors = arg_parse(argc, argv, (void **) &nan_args);
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esp_err_t ret;
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if (nerrors != 0) {
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arg_print_errors(stderr, nan_args.end, argv[0]);
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return 1;
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}
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if ((nan_args.init->count == 0) && (nan_args.deinit->count == 0)) {
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ESP_LOGE(TAG, "Invalid NAN Discovery command");
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return 1;
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}
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if (nan_args.init->count) {
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wifi_nan_config_t nan_cfg = WIFI_NAN_CONFIG_DEFAULT();
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if (nan_args.master_pref->count) {
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nan_cfg.master_pref = nan_args.master_pref->ival[0];
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}
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if (nan_args.op_channel->count) {
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nan_cfg.op_channel = nan_args.op_channel->ival[0];
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}
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if (nan_args.warmup_time->count) {
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nan_cfg.warm_up_sec = nan_args.warmup_time->ival[0];
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}
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g_nan_netif = esp_netif_create_default_wifi_nan();
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if ((esp_wifi_nan_start(&nan_cfg)) != ESP_OK) {
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ESP_LOGI(TAG, "Failed to start NAN");
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esp_netif_destroy_default_wifi(g_nan_netif);
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return 1;
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}
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return 0;
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}
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if (nan_args.deinit->count) {
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ret = esp_wifi_nan_stop();
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if (ret != ESP_OK) {
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ESP_LOGI(TAG, "Failed to stop NAN");
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return 1;
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}
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esp_netif_destroy_default_wifi(g_nan_netif);
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}
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return 0;
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}
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static int wifi_cmd_nan_publish(int argc, char **argv)
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{
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int nerrors = arg_parse(argc, argv, (void **) &pub_args);
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uint32_t pub_id;
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bool ndp_resp_needed = false;
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if (nerrors != 0) {
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arg_print_errors(stderr, pub_args.end, argv[0]);
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return 1;
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}
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if (pub_args.cancel->count && pub_args.id->count) {
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pub_id = pub_args.id->ival[0];
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if (esp_wifi_nan_cancel_service(pub_id) != ESP_OK) {
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ESP_LOGE(TAG, "Failed to cancel service");
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return 1;
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}
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return 0;
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}
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wifi_nan_publish_cfg_t publish = {
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.service_name = NAN_EXAMPLE_SERVICE_NAME,
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.type = NAN_PUBLISH_UNSOLICITED,
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.single_replied_event = 1,
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};
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if (pub_args.name->count) {
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strlcpy(publish.service_name, pub_args.name->sval[0], ESP_WIFI_MAX_SVC_NAME_LEN);
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}
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if (pub_args.type->count && pub_args.type->ival[0] == 1) {
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publish.type = NAN_PUBLISH_SOLICITED;
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}
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if (pub_args.filter->count) {
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strlcpy(publish.matching_filter, pub_args.filter->sval[0], ESP_WIFI_MAX_SVC_NAME_LEN);
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}
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if (!esp_wifi_nan_publish_service(&publish, ndp_resp_needed)) {
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return 1;
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}
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return 0;
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}
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static int wifi_cmd_nan_subscribe(int argc, char **argv)
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{
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int nerrors = arg_parse(argc, argv, (void **) &sub_args);
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uint32_t sub_id;
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if (nerrors != 0) {
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arg_print_errors(stderr, sub_args.end, argv[0]);
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return 1;
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}
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if (sub_args.cancel->count && sub_args.id->count) {
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sub_id = sub_args.id->ival[0];
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if (esp_wifi_nan_cancel_service(sub_id) != ESP_OK) {
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ESP_LOGE(TAG, "Failed to cancel service");
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return 1;
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}
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return 0;
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}
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wifi_nan_subscribe_cfg_t subscribe = {
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.service_name = NAN_EXAMPLE_SERVICE_NAME,
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.type = NAN_SUBSCRIBE_PASSIVE,
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.single_match_event = true,
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};
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if (sub_args.name->count) {
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strlcpy(subscribe.service_name, sub_args.name->sval[0], ESP_WIFI_MAX_SVC_NAME_LEN);
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}
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if (sub_args.type->count && sub_args.type->ival[0] == 1) {
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subscribe.type = NAN_SUBSCRIBE_ACTIVE;
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}
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if (sub_args.filter->count) {
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strlcpy(subscribe.matching_filter, sub_args.filter->sval[0], ESP_WIFI_MAX_SVC_NAME_LEN);
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}
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if (!esp_wifi_nan_subscribe_service(&subscribe)) {
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return 1;
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}
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return 0;
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}
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static int wifi_cmd_nan_followup(int argc, char **argv)
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{
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int nerrors = arg_parse(argc, argv, (void **) &fup_args);
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if (nerrors != 0) {
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arg_print_errors(stderr, fup_args.end, argv[0]);
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return 1;
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}
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wifi_nan_followup_params_t fup = {0};
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if (fup_args.own_id->count) {
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fup.inst_id = fup_args.own_id->ival[0];
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}
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if (!fup_args.peer_id->count && !fup_args.mac_addr->count) {
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ESP_LOGE(TAG, "Missing peer's service instance id or peer's MAC.");
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return 1;
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}
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if (fup_args.peer_id->count) {
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fup.peer_inst_id = fup_args.peer_id->ival[0];
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}
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if (fup_args.mac_addr->count &&
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esp_supplicant_str_to_mac((char *)fup_args.mac_addr->sval[0], fup.peer_mac) != ESP_OK) {
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return 1;
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}
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if (fup_args.text->count) {
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strlcpy(fup.svc_info, fup_args.text->sval[0], ESP_WIFI_MAX_SVC_INFO_LEN);
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}
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if (esp_wifi_nan_send_message(&fup) != ESP_OK) {
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return 1;
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}
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return 0;
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}
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static int wifi_cmd_ndp(int argc, char **argv)
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{
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int nerrors = arg_parse(argc, argv, (void **) &ndp_args);
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if (nerrors != 0) {
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arg_print_errors(stderr, ndp_args.end, argv[0]);
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return 1;
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}
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if ((ndp_args.init->count == 0) && (ndp_args.terminate->count == 0)) {
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ESP_LOGE(TAG, "Invalid NDP command");
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return 1;
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}
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if (ndp_args.init->count) {
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wifi_nan_datapath_req_t ndp_req = {0};
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ndp_req.confirm_required = true;
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if (!ndp_args.peer_pub_id->count && !ndp_args.mac_addr->count) {
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ESP_LOGE(TAG, "Missing Peer's publish id or peer's MAC");
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return 1;
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}
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if (ndp_args.peer_pub_id->count) {
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ndp_req.pub_id = ndp_args.peer_pub_id->ival[0];
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}
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if (ndp_args.mac_addr->count &&
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esp_supplicant_str_to_mac((char *)ndp_args.mac_addr->sval[0], ndp_req.peer_mac) != ESP_OK) {
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return 1;
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}
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if (!esp_wifi_nan_datapath_req(&ndp_req)) {
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ESP_LOGE(TAG, "Invalid configuration or NDP Request was rejected");
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}
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goto out;
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}
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if (ndp_args.terminate->count) {
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wifi_nan_datapath_end_req_t ndp_end = {0};
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if (ndp_args.ndp_id->count) {
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ndp_end.ndp_id = ndp_args.ndp_id->ival[0];
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} else {
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ESP_LOGE(TAG, "Missing own NDP id, add using '-d' parameter");
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return 1;
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}
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esp_wifi_nan_datapath_end(&ndp_end);
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goto out;
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}
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out:
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return 0;
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}
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void register_nan(void)
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{
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/* NAN Init/Deinit parameters */
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nan_args.init = arg_lit0("S", "start", "NAN Start");
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nan_args.deinit = arg_lit0("T", "stop", "NAN Stop");
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nan_args.master_pref = arg_int0("p", "mast_pref", "<1-254>", "NAN Master Preference");
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nan_args.op_channel = arg_int0("c", "op_chan", "<1-11>", "NAN Operating Channe");
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nan_args.warmup_time = arg_int0("w", "warmup", "<5-120>", "NAN Warmup Time in Sec");
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nan_args.end = arg_end(1);
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const esp_console_cmd_t nan_cmd = {
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.command = "nan",
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.help = "NAN Discovery command",
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.hint = NULL,
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.func = &wifi_cmd_nan_disc,
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.argtable = &nan_args
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};
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ESP_ERROR_CHECK( esp_console_cmd_register(&nan_cmd) );
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/* NAN Publish parameters */
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pub_args.name = arg_str0("n", "name", "<name>", "Name for the service");
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pub_args.type = arg_int0("t", "type", "<0/1>", "0 - Unsolicited(Default), 1 - Solicited");
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pub_args.filter = arg_str0("f", "filter", "<filter>", "Comma separated Matching Filter");
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/* NAN Publish cancel parameters */
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pub_args.cancel = arg_lit0("C", "cancel", "Cancel a service");
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pub_args.id = arg_int0("i", "id", "<0-255>", "Publish service id");
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pub_args.end = arg_end(1);
|
|
|
|
const esp_console_cmd_t pub_cmd = {
|
|
.command = "publish",
|
|
.help = "NAN Publish Service command",
|
|
.hint = NULL,
|
|
.func = &wifi_cmd_nan_publish,
|
|
.argtable = &pub_args
|
|
};
|
|
|
|
ESP_ERROR_CHECK( esp_console_cmd_register(&pub_cmd) );
|
|
|
|
/* NAN Subscribe parameters */
|
|
sub_args.name = arg_str0("n", "name", "<name>", "Name for the service");
|
|
sub_args.type = arg_int0("t", "type", "<0/1>", "0 - Passive(Default), 1 - Active");
|
|
sub_args.filter = arg_str0("f", "filter", "<filter>", "Comma separated Matching Filter");
|
|
/* NAN Subscribe cancel parameters */
|
|
sub_args.cancel = arg_lit0("C", "cancel", "Cancel a service");
|
|
sub_args.id = arg_int0("i", "id", "<0-255>", "Subscribe service id");
|
|
sub_args.end = arg_end(1);
|
|
|
|
const esp_console_cmd_t sub_cmd = {
|
|
.command = "subscribe",
|
|
.help = "NAN Subscribe to Service command",
|
|
.hint = NULL,
|
|
.func = &wifi_cmd_nan_subscribe,
|
|
.argtable = &sub_args
|
|
};
|
|
|
|
ESP_ERROR_CHECK( esp_console_cmd_register(&sub_cmd) );
|
|
|
|
/* NAN Follow-up parameters */
|
|
fup_args.own_id = arg_int0("i", "own_id", "<0-255>", "Own service id");
|
|
fup_args.peer_id = arg_int0("p", "peer_id", "<0-255>", "Peer's service id");
|
|
fup_args.mac_addr = arg_str0("m", "mac", "<mac>", "Peer's MAC Address");
|
|
fup_args.text = arg_str1("t", "text", "<info>", "Text to be shared as Service Info");
|
|
fup_args.end = arg_end(1);
|
|
|
|
const esp_console_cmd_t fup_cmd = {
|
|
.command = "send",
|
|
.help = "NAN Follow-up command",
|
|
.hint = NULL,
|
|
.func = &wifi_cmd_nan_followup,
|
|
.argtable = &fup_args
|
|
};
|
|
|
|
ESP_ERROR_CHECK( esp_console_cmd_register(&fup_cmd) );
|
|
|
|
/* NDP Init/Deinit parameters */
|
|
ndp_args.init = arg_lit0("I", "initiate", "NDP Initiate");
|
|
ndp_args.peer_pub_id = arg_int0("p", "peer_pub_id", "<1-254>", "Peer's Publish Id");
|
|
ndp_args.mac_addr = arg_str0("m", "mac", "<mac>", "Peer's MAC Address");
|
|
/* NDP Terminate parameters */
|
|
ndp_args.terminate = arg_lit0("T", "terminate", "NDP Terminate");
|
|
ndp_args.ndp_id = arg_int0("d", "ndp_id", "<1-254>", "NDP ID");
|
|
ndp_args.end = arg_end(1);
|
|
|
|
const esp_console_cmd_t ndp_cmd = {
|
|
.command = "ndp",
|
|
.help = "NDP command",
|
|
.hint = NULL,
|
|
.func = &wifi_cmd_ndp,
|
|
.argtable = &ndp_args
|
|
};
|
|
|
|
ESP_ERROR_CHECK( esp_console_cmd_register(&ndp_cmd) );
|
|
|
|
ping_args.host = arg_str1(NULL, NULL, "<host>", "Host address");
|
|
ping_args.end = arg_end(1);
|
|
|
|
const esp_console_cmd_t ping_cmd = {
|
|
.command = "ping",
|
|
.help = "send ICMP ECHO_REQUEST to network hosts",
|
|
.hint = NULL,
|
|
.func = &do_ping_cmd,
|
|
.argtable = &ping_args
|
|
};
|
|
|
|
ESP_ERROR_CHECK(esp_console_cmd_register(&ping_cmd));
|
|
}
|
|
|
|
void app_main(void)
|
|
{
|
|
esp_err_t ret = nvs_flash_init();
|
|
if (ret == ESP_ERR_NVS_NO_FREE_PAGES || ret == ESP_ERR_NVS_NEW_VERSION_FOUND) {
|
|
ESP_ERROR_CHECK(nvs_flash_erase());
|
|
ret = nvs_flash_init();
|
|
}
|
|
ESP_ERROR_CHECK( ret );
|
|
|
|
initialise_wifi();
|
|
|
|
esp_console_repl_t *repl = NULL;
|
|
esp_console_repl_config_t repl_config = ESP_CONSOLE_REPL_CONFIG_DEFAULT();
|
|
esp_console_dev_uart_config_t uart_config = ESP_CONSOLE_DEV_UART_CONFIG_DEFAULT();
|
|
repl_config.prompt = "nan>";
|
|
// init console REPL environment
|
|
ESP_ERROR_CHECK(esp_console_new_repl_uart(&uart_config, &repl_config, &repl));
|
|
/* Register commands */
|
|
register_system();
|
|
register_nan();
|
|
|
|
printf("\n ==================================================================\n");
|
|
printf(" | Basic Steps to test NAN Discovery & Datapath |\n");
|
|
printf(" | |\n");
|
|
printf(" | Below are short commands that use defaults, use 'help' |\n");
|
|
printf(" | to see detailed command parameters available |\n");
|
|
printf(" | |\n");
|
|
printf(" | # NAN Discovery - |\n");
|
|
printf(" | 1. To start NAN issue 'nan -S', to stop it use 'nan -T' |\n");
|
|
printf(" | 2. Publish OR Subscribe a service with name 'TEST' - |\n");
|
|
printf(" | > publish -n TEST |\n");
|
|
printf(" | > subscribe -n TEST |\n");
|
|
printf(" | 4. After service match, send a text to Peer with service id 5 - |\n");
|
|
printf(" | > send -p 5 -t Hello |\n");
|
|
printf(" | 5. Cancel an ongoing service with id 5 - |\n");
|
|
printf(" | > publish -C -i 5 |\n");
|
|
printf(" | |\n");
|
|
printf(" | # NAN Datapath - |\n");
|
|
printf(" | 1. Subscriber can initiate datapath using 'ndp -I -p [pub_id]' |\n");
|
|
printf(" | 2. After NDP setup, use 'ping [Peer's IPv6]' to test datapath |\n");
|
|
printf(" | 3. Terminate the NDP using 'ndp -T' |\n");
|
|
printf(" | |\n");
|
|
printf(" ====================================================================\n\n");
|
|
|
|
// start console REPL
|
|
ESP_ERROR_CHECK(esp_console_start_repl(repl));
|
|
}
|