From 896f63c62b18394c55b5e19fb222118049533dac Mon Sep 17 00:00:00 2001
From: Janik Graf <graf@fusic.de>
Date: Wed, 29 Sep 2021 13:31:28 +0200
Subject: [PATCH] started ping implementation

---
 main/main.c | 54 +++++++++++++++++++++++++----------------------------
 1 file changed, 25 insertions(+), 29 deletions(-)

diff --git a/main/main.c b/main/main.c
index 97ff927..4c630dc 100644
--- a/main/main.c
+++ b/main/main.c
@@ -48,6 +48,7 @@ esp_ip4_addr_t ip_addr;
 esp_ip4_addr_t ip_snm;
 esp_ip4_addr_t ip_gw;
 esp_netif_t *eth_netif;
+esp_ping_handle_t ping;
 
 int dns_resolv = -1;
 
@@ -84,6 +85,30 @@ static void check_resolution(void *arg)
     }
 }
 
+//TODO: Implement ping https://github.com/espressif/esp-idf/blob/master/examples/protocols/icmp_echo/main/echo_example_main.c
+static void start_icmp_ping()
+{
+    esp_ping_config_t config = ESP_PING_DEFAULT_CONFIG();
+
+    config.timeout_ms = 1000;
+    config.interval_ms = 1000;
+    config.count = 16;
+    
+    config.target_addr = target_addr;
+
+    /* set callback functions */
+    esp_ping_callbacks_t cbs = {
+        .on_ping_success = cmd_ping_on_ping_success,
+        .on_ping_timeout = cmd_ping_on_ping_timeout,
+        .on_ping_end = cmd_ping_on_ping_end,
+        .cb_args = NULL
+    };
+    esp_ping_new_session(&config, &cbs, &ping);
+    esp_ping_start(ping);
+
+    return 0;
+}
+
 static void refresh_display()
 {
     char buf[64];
@@ -241,35 +266,6 @@ static void task_signals(void* arg)
     }
 }
 
-// void icmp_ping(in_addr_t ip)
-// {
-//     /* 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("www.espressif.com", 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 = ESP_PING_COUNT_INFINITE;    // ping in infinite mode, esp_ping_stop can stop it
-
-//     /* 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 will feed to all callback functions, can be NULL
-//     cbs.cb_args = eth_event_group;
-
-//     esp_ping_handle_t ping;
-//     esp_ping_new_session(&ping_config, &cbs, &ping);
-// }
-
 #define	PIN_PHY_POWER	12					
 void app_main(void)
 {