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Code: Select all

Output from monitor:
I (20605) net_action: Sending Ping
I (20605) ping: Interface eth1
I (20605) ping: Interface eth0
I (20605) net: Ping Initiated. Host: 192.168.0.163, IP: 192.168.0.163

Code: Select all

Ping initialization code:
send_ping("192.168.0.163");

void send_ping(char *host)
{
	// Get the interface keys
	uint8_t eth_idx = 0;
	esp_netif_t *ifscan = esp_netif_next(NULL);
	while (ifscan != NULL && u8KeyIndex < 3) {
		eth_idx = esp_netif_get_netif_impl_index(ifscan);
		char *desc = esp_netif_get_desc(ifscan);
		ESP_LOGI("ping","Interface %s",desc);
		ifscan = esp_netif_next(ifscan);
	}

    /* convert URL to IP address */
    ip_addr_t target_addr;
    struct addrinfo hint;
    struct addrinfo *res = NULL;
    memset(&hint, 0, sizeof(hint));
    memset(&target_addr, 0, sizeof(target_addr));
    getaddrinfo(host, NULL, &hint, &res);
    struct in_addr addr4 = ((struct sockaddr_in *) (res->ai_addr))->sin_addr;
    inet_addr_to_ip4addr(ip_2_ip4(&target_addr), &addr4);
    freeaddrinfo(res);

    esp_ping_config_t ping_config = ESP_PING_DEFAULT_CONFIG();
    ping_config.target_addr = target_addr;          // target IP address
    ping_config.count = 10; //ESP_PING_COUNT_INFINITE;    // ping in infinite mode, esp_ping_stop can stop it
    ping_config.interface = eth_idx;

    /* set callback functions */
    esp_ping_callbacks_t cbs;
    cbs.on_ping_success = test_on_ping_success;
    cbs.on_ping_timeout = test_on_ping_timeout;
    cbs.on_ping_end = test_on_ping_end;
    cbs.cb_args = "foo";  // arguments that feeds to all callback functions, can be NULL
    //cbs.cb_args = eth_event_group;

    esp_ping_handle_t ping;
    ESP_ERROR_CHECK(esp_ping_new_session(&ping_config, &cbs, &ping));

    ESP_LOGI("net","Ping Initiated. Host: %s, IP: %s",host, ip4addr_ntoa(&target_addr.u_addr.ip4));
}