Edge Control: add board support

Author: pennam

.github/workflows/compile-examples.yml

@@ -70,6 +70,8 @@ jobs:
             type: renesas_uno
           - fqbn: arduino:esp32:nano_nora
             type: arduino_esp32
+          - fqbn: arduino:mbed_edge:edge_control
+            type: mbed_edge
 
 
         # make board type-specific customizations to the matrix jobs
@@ -212,6 +214,12 @@ jobs:
               - name: Arduino_ESP32_OTA
             sketch-paths: |
               - examples/ArduinoIoTCloud-DeferredOTA
+          # Edge Control
+          - board:
+              type: mbed_edge
+            platforms: |
+              # Install mbed_edge platform via Boards Manager
+              - name: arduino:mbed_edge
           # ESP8266 boards
           - board:
               type: esp8266

library.properties

@@ -6,6 +6,6 @@ sentence=This library allows connecting to the Arduino IoT Cloud service.
 paragraph=It provides a ConnectionManager to handle connection/disconnection, property-change updates and events callbacks. The supported boards are MKR GSM, MKR1000 and WiFi101.
 category=Communication
 url=https://github.com/arduino-libraries/ArduinoIoTCloud
-architectures=mbed,samd,esp8266,mbed_nano,mbed_portenta,mbed_nicla,esp32,mbed_opta,mbed_giga,renesas_portenta,renesas_uno
+architectures=mbed,samd,esp8266,mbed_nano,mbed_portenta,mbed_nicla,esp32,mbed_opta,mbed_giga,renesas_portenta,renesas_uno,mbed_edge
 includes=ArduinoIoTCloud.h
 depends=Arduino_ConnectionHandler,Arduino_DebugUtils,ArduinoMqttClient,ArduinoECCX08,RTCZero,Adafruit SleepyDog Library,Arduino_ESP32_OTA,Arduino_Portenta_OTA

src/AIoTC_Config.h

@@ -151,7 +151,7 @@
   #define BOARD_STM32H7
 #endif
 
-#if defined(ARDUINO_UNOR4_WIFI)
+#if defined(ARDUINO_UNOR4_WIFI) || defined(ARDUINO_EDGE_CONTROL)
   #define BOARD_HAS_SECRET_KEY
   #define HAS_TCP
 #endif

src/ArduinoIoTCloudTCP.cpp

@@ -39,7 +39,7 @@
   #include "tls/utility/CryptoUtil.h"
 #endif
 
-#ifdef ARDUINO_ARCH_ESP32
+#ifdef BOARD_HAS_SECRET_KEY
   #include "tls/AIoTCUPCert.h"
 #endif
 
@@ -172,6 +172,8 @@ int ArduinoIoTCloudTCP::begin(bool const enable_watchdog, String brokerAddress,
   #else
   _sslClient.setCACertBundle(x509_crt_bundle);
   #endif
+#elif defined(ARDUINO_EDGE_CONTROL)
+  _sslClient.appendCustomCACert(AIoTUPCert);
 #endif
 
   _mqttClient.setClient(_sslClient);

src/ArduinoIoTCloudTCP.h

@@ -152,6 +152,8 @@ class ArduinoIoTCloudTCP: public ArduinoIoTCloudClass
     WiFiClientSecure _sslClient;
     #elif defined(ARDUINO_UNOR4_WIFI)
     WiFiSSLClient _sslClient;
+    #elif defined(ARDUINO_EDGE_CONTROL)
+    GSMSSLClient _sslClient;
     #elif defined(ARDUINO_PORTENTA_C33)
     ArduinoIoTCloudCertClass _cert;
     SSLClient _sslClient;

src/tls/AIoTCUPCert.h

@@ -226,6 +226,116 @@ static const unsigned char x509_crt_bundle[] = {
 };
 unsigned int x509_crt_bundle_len = 2164;
 
+#elif defined (ARDUINO_EDGE_CONTROL)
+  /*
+   * https://www.amazontrust.com/repository/AmazonRootCA1.pem
+   * https://www.amazontrust.com/repository/AmazonRootCA2.pem
+   * https://www.amazontrust.com/repository/AmazonRootCA3.pem
+   * https://www.amazontrust.com/repository/AmazonRootCA4.pem
+   * https://www.amazontrust.com/repository/SFSRootCAG2.pem
+   */
+static const char AIoTUPCert[] =
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+#else
 
 #endif /* #ifdef ARDUINO_ARCH_ESP32 */
 

src/utility/watchdog/Watchdog.cpp

@@ -34,8 +34,9 @@
 
 #ifdef ARDUINO_ARCH_MBED
 #  include <watchdog_api.h>
-#  define PORTENTA_H7_WATCHDOG_MAX_TIMEOUT_ms (32760)
-#  define NANO_RP2040_WATCHDOG_MAX_TIMEOUT_ms (8389)
+#  define PORTENTA_H7_WATCHDOG_MAX_TIMEOUT_ms  (32760)
+#  define NANO_RP2040_WATCHDOG_MAX_TIMEOUT_ms  (8389)
+#  define EDGE_CONTROL_WATCHDOG_MAX_TIMEOUT_ms (32760)
 #endif /* ARDUINO_ARCH_MBED */
 
 #include <Arduino_ConnectionHandler.h>
@@ -97,6 +98,8 @@ static void mbed_watchdog_enable()
   cfg.timeout_ms = PORTENTA_H7_WATCHDOG_MAX_TIMEOUT_ms;
 #elif defined(ARDUINO_NANO_RP2040_CONNECT)
   cfg.timeout_ms = NANO_RP2040_WATCHDOG_MAX_TIMEOUT_ms;
+#elif defined(ARDUINO_EDGE_CONTROL)
+  cfg.timeout_ms = EDGE_CONTROL_WATCHDOG_MAX_TIMEOUT_ms;
 #else
 # error "You need to define the maximum possible timeout for this architecture."
 #endif
@@ -132,13 +135,7 @@ static void mbed_watchdog_enable_network_feed(const bool use_ethernet)
 void mbed_watchdog_trigger_reset()
 {
   watchdog_config_t cfg;
-#if defined(BOARD_STM32H7)
-  cfg.timeout_ms = 1;
-#elif defined(ARDUINO_NANO_RP2040_CONNECT)
   cfg.timeout_ms = 1;
-#else
-# error "You need to define the maximum possible timeout for this architecture."
-#endif
 
   if (hal_watchdog_init(&cfg) == WATCHDOG_STATUS_OK) {
     is_watchdog_enabled = true;