add ping command

libraries/GSM/src/GSM.h

@@ -108,9 +108,6 @@ class GSMClass : public MbedSocketClass {
   void trace(Stream& stream);
   void setTraceLevel(int trace_level, bool timestamp = false, bool at_trace = false);
 #endif
-  int ping(const char* hostname, uint8_t ttl = 128);
-  int ping(const String& hostname, uint8_t ttl = 128);
-  int ping(IPAddress host, uint8_t ttl = 128);
   bool isConnected();
 
   friend class GSMClient;

libraries/SocketWrapper/src/SocketHelpers.cpp

@@ -1,4 +1,8 @@
 #include "SocketHelpers.h"
+#include "lwip/prot/icmp.h"
+#include "lwip/inet_chksum.h"
+#include "lwip/prot/ip4.h"
+#include <ICMPSocket.h>
 
 uint8_t* arduino::MbedSocketClass::macAddress(uint8_t* mac) {
   const char* mac_str = getNetwork()->get_mac_address();
@@ -65,6 +69,24 @@ arduino::IPAddress arduino::MbedSocketClass::dnsIP(int n) {
   return ipAddressFromSocketAddress(ip);
 }
 
+int arduino::MbedSocketClass::ping(const char *hostname, uint8_t ttl)
+{
+  SocketAddress socketAddress;
+  gethostbyname(getNetwork(),hostname, &socketAddress);
+  return ping(socketAddress, ttl);
+}
+
+int arduino::MbedSocketClass::ping(const String &hostname, uint8_t ttl)
+{
+  return ping(hostname.c_str(), ttl);
+}
+
+int arduino::MbedSocketClass::ping(IPAddress host, uint8_t ttl)
+{
+  SocketAddress socketAddress = socketAddressFromIpAddress(host, 0);
+  return ping(socketAddress, ttl);
+}
+
 void arduino::MbedSocketClass::config(arduino::IPAddress local_ip) {
   IPAddress dns = local_ip;
   dns[3] = 1;
@@ -110,6 +132,69 @@ void arduino::MbedSocketClass::setDNS(IPAddress dns_server1, IPAddress dns_serve
   _dnsServer2 = SocketAddress(convertedDNSServer2);
 }
 
+int arduino::MbedSocketClass::ping(SocketAddress &socketAddress, uint8_t ttl)
+{
+  uint32_t timeout = 5000;
+  ICMPSocket s;
+  s.set_timeout(timeout);
+  s.open(getNetwork());
+
+  struct __attribute__((__packed__)) {
+    struct icmp_echo_hdr header;
+    uint8_t data[32];
+  } request;
+
+  ICMPH_TYPE_SET(&request.header, ICMP_ECHO);
+  ICMPH_CODE_SET(&request.header, 0);
+  request.header.chksum = 0;
+  request.header.id = 0xAFAF;
+  request.header.seqno = random(0xffff);
+
+  for (size_t i = 0; i < sizeof(request.data); i++) {
+    request.data[i] = i;
+  }
+
+  request.header.chksum = inet_chksum(&request, sizeof(request));
+  unsigned long recvTime = 0;
+  unsigned long sendTime = millis();
+
+  int res = s.sendto(socketAddress,&request, sizeof(request));
+  if(res <= 0){
+    return -1;
+  }
+
+  uint32_t startRec = millis();
+  do {
+    struct __attribute__((__packed__)) {
+      struct ip_hdr ipHeader;
+      struct icmp_echo_hdr header;
+    } response;
+
+    int rxSize = s.recvfrom(&socketAddress, &response, sizeof(response));
+    if (rxSize < 0) {
+      // time out
+      break;
+    }
+
+    if (rxSize < sizeof(response)) {
+      // too short
+      continue;
+    }
+
+    if ((response.header.id == request.header.id) && (response.header.seqno == request.header.seqno)) {
+      recvTime = millis();
+    }
+  } while (recvTime == 0 && (millis() - startRec) < timeout);
+
+  s.close();
+
+  if (recvTime == 0) {
+    return -1;
+  } else {
+    return (recvTime - sendTime);
+  }
+}
+
 arduino::IPAddress arduino::MbedSocketClass::ipAddressFromSocketAddress(SocketAddress socketAddress) {
   nsapi_addr_t address = socketAddress.get_addr();
   return IPAddress(address.bytes[0], address.bytes[1], address.bytes[2], address.bytes[3]);

libraries/SocketWrapper/src/SocketHelpers.h

@@ -108,6 +108,15 @@ class MbedSocketClass {
 
   virtual NetworkInterface* getNetwork() = 0;
 
+  /*
+     * Ping the specified target.
+     *
+     * return: RTT in milliseconds or -1 on error
+     */
+  int ping(const char* hostname, uint8_t ttl = 128);
+  int ping(const String &hostname, uint8_t ttl = 128);
+  int ping(IPAddress host, uint8_t ttl = 128);
+
   /*
      * Download a file from an HTTP endpoint and save it in the provided `target` location on the fs
      * The parameter cbk can be used to perform actions on the buffer before saving on the fs
@@ -152,6 +161,7 @@ class MbedSocketClass {
 
   void body_callback(const char* data, uint32_t data_len);
 
+  int ping(SocketAddress &socketAddress, uint8_t ttl);
   static arduino::IPAddress ipAddressFromSocketAddress(SocketAddress socketAddress);
   static SocketAddress socketAddressFromIpAddress(arduino::IPAddress ip, uint16_t port);
   static nsapi_error_t gethostbyname(NetworkInterface* interface, const char* aHostname, SocketAddress* socketAddress);

libraries/WiFi/examples/WiFiPing/WiFiPing.ino

@@ -0,0 +1,116 @@
+/*
+  Web ICMP Ping
+
+  This sketch pings a device based on the IP address or the hostname
+  using the WiFi module. 
+
+  This example is written for a network using WPA encryption. For
+  WEP or WPA, change the WiFi.begin() call accordingly.
+
+  created 14 February 2024
+  by paulvha
+  modified 8 Jenuary 2025
+  by fabik111
+
+ */
+
+#include <WiFi.h>
+#include "arduino_secrets.h"
+
+///////please enter your sensitive data in the Secret tab/arduino_secrets.h
+char ssid[] = SECRET_SSID;    // your network SSID (name)
+char pass[] = SECRET_PASS;    // your network password (use for WPA, or use as key for WEP)
+
+int status = WL_IDLE_STATUS;
+
+/* -------------------------------------------------------------------------- */
+void setup() {
+/* -------------------------------------------------------------------------- */
+  //Initialize serial and wait for port to open:
+  Serial.begin(9600);
+  while (!Serial) {
+    ; // wait for serial port to connect. Needed for native USB port only
+  }
+
+  // check for the WiFi module:
+  if (WiFi.status() == WL_NO_MODULE) {
+    Serial.println("Communication with WiFi module failed.");
+    // don't continue
+    while (true);
+  }
+
+  // attempt to connect to WiFi network:
+  while (status != WL_CONNECTED) {
+    Serial.print("Attempting to connect to SSID: ");
+    Serial.println(ssid);
+    // Connect to WPA/WPA2 network. Change this line if using open or WEP network:
+    status = WiFi.begin(ssid, pass);
+
+    // wait 3 seconds for connection:
+    delay(3000);
+  }
+
+  printWifiStatus();
+}
+
+/* -------------------------------------------------------------------------- */
+void loop() {
+/* -------------------------------------------------------------------------- */
+
+  // Ping IP
+  const IPAddress remote_ip(140,82,121,4);
+  Serial.print("Trying to ping github.com on IP: ");
+  Serial.println(remote_ip);
+
+  // using default ping count of 1
+  int res = WiFi.ping(remote_ip);
+
+  if (res > 0) {
+    Serial.print("Ping response time: ");
+    Serial.print(res);
+    Serial.println(" ms");
+  }
+  else {
+    Serial.println("Timeout on IP!");
+    Serial.println("Make sure your WiFi firmware version is at least 0.5.0");
+  }
+
+  // Ping Host
+  const char* remote_host = "www.google.com";
+  Serial.print("Trying to ping host: ");
+  Serial.println(remote_host);
+
+  int res1 = WiFi.ping(remote_host);
+
+  if (res1 > 0) {
+    Serial.print("Ping average response time: ");
+    Serial.print(res1);
+    Serial.println(" ms");
+  }
+  else {
+    Serial.println("Timeout on host!");
+    Serial.println("Make sure your WiFi firmware version is at least 0.5.0");
+  }
+
+  Serial.println();
+  delay(5000);
+}
+
+/* -------------------------------------------------------------------------- */
+void printWifiStatus() {
+/* -------------------------------------------------------------------------- */
+  // print the SSID of the network you're attached to:
+  Serial.print("SSID: ");
+  Serial.println(WiFi.SSID());
+
+  // print your board's IP address:
+  IPAddress ip = WiFi.localIP();
+  Serial.print("IP Address: ");
+  Serial.println(ip);
+
+  // print the received signal strength:
+  long rssi = WiFi.RSSI();
+  Serial.print("signal strength (RSSI):");
+  Serial.print(rssi);
+  Serial.println(" dBm");
+}

libraries/WiFi/examples/WiFiPing/arduino_secrets.h

@@ -0,0 +1,2 @@
+#define SECRET_SSID ""
+#define SECRET_PASS ""

mbed-os-to-arduino

@@ -164,7 +164,7 @@ generate_includes () {
 
 	find ./BUILD/"$BOARDNAME"/GCC_ARM${PROFILE}/ -type f -name '.include*' -print0 | xargs -0 cat \
 	| tr ' ' '\n' | tr -d '"' | sed -e 's#-I./mbed-os#-iwithprefixbefore/mbed#g' \
-	| sed '/^-I./d' | sed '/lwipstack/d' | cat \
+	| sed '/^-I./d' | cat \
 	> "$ARDUINOVARIANT"/includes.txt
 
 	echo -n " copying to destination... "

variants/EDGE_CONTROL/conf/mbed_app.json

@@ -1,4 +1,4 @@
-{
+{	
 	"macros": [
 		"MBED_HEAP_STATS_ENABLED=1",
 		"MBED_STACK_STATS_ENABLED=1",
@@ -19,7 +19,8 @@
 			"cellular.offload-dns-queries": true,
 			"cellular.at-handler-buffer-size": 1024,
 			"mbed-trace.enable": true,
-			"target.mbed_app_start": "0x10000"
+			"target.mbed_app_start": "0x10000",
+			"lwip.raw-socket-enabled": true
 		},
 		"EDGE_CONTROL": {
 			"sd.SPI_MOSI": "P0_20",

variants/GENERIC_STM32H747_M4/conf/mbed_app.json

@@ -11,6 +11,7 @@
       "rtos.main-thread-stack-size": 32768,
       "cordio.max-connections": 5,
       "target.lse_available": 0,
+      "lwip.raw-socket-enabled": true,
       "target.device_has_remove": [
         "USBDEVICE",
         "EMAC"

variants/GIGA/conf/mbed_app.json

@@ -11,6 +11,7 @@
       "rtos.main-thread-stack-size": 32768,
       "cordio.max-connections": 5,
       "target.mbed_app_start": "0x8040000",
+      "lwip.raw-socket-enabled": true,
       "target.macros_add": [
         "METAL_INTERNAL",
         "VIRTIO_DRIVER_ONLY",

variants/NANO_RP2040_CONNECT/conf/mbed_app.json

@@ -9,7 +9,8 @@
       "platform.callback-nontrivial": true,
       "platform.all-stats-enabled": true,
       "platform.memory-tracing-enabled": true,
-      "rtos.main-thread-stack-size": 32768
+      "rtos.main-thread-stack-size": 32768,
+      "lwip.raw-socket-enabled": true
     }
   }
 }

variants/NICLA_VISION/conf/mbed_app.json

@@ -12,6 +12,7 @@
       "rtos.main-thread-stack-size": 32768,
       "cordio.max-connections": 5,
       "target.mbed_app_start": "0x8040000",
+      "lwip.raw-socket-enabled": true,
       "target.macros_add": [
         "METAL_INTERNAL",
         "VIRTIO_DRIVER_ONLY",

variants/OPTA/conf/mbed_app.json

@@ -11,6 +11,7 @@
       "rtos.main-thread-stack-size": 32768,
       "cordio.max-connections": 5,
       "target.mbed_app_start": "0x8040000",
+      "lwip.raw-socket-enabled": true,
       "target.macros_add": [
         "METAL_INTERNAL",
         "VIRTIO_DRIVER_ONLY",

variants/PORTENTA_H7_M7/conf/mbed_app.json

@@ -15,6 +15,7 @@
       "cellular.at-handler-buffer-size": 512,
       "mbed-trace.enable": true,
       "target.mbed_app_start": "0x8040000",
+      "lwip.raw-socket-enabled": true,
       "target.macros_add": [
         "BT_UART_NO_3M_SUPPORT",
         "USB_DYNAMIC_CONFIGURATION",