Merge branch 'master' into rename

.github/workflows/sync-labels.yml

@@ -0,0 +1,138 @@
+# Source: https://github.com/arduino/tooling-project-assets/blob/main/workflow-templates/sync-labels.md
+name: Sync Labels
+
+# See: https://docs.github.com/en/actions/reference/events-that-trigger-workflows
+on:
+  push:
+    paths:
+      - ".github/workflows/sync-labels.ya?ml"
+      - ".github/label-configuration-files/*.ya?ml"
+  pull_request:
+    paths:
+      - ".github/workflows/sync-labels.ya?ml"
+      - ".github/label-configuration-files/*.ya?ml"
+  schedule:
+    # Run daily at 8 AM UTC to sync with changes to shared label configurations.
+    - cron: "0 8 * * *"
+  workflow_dispatch:
+  repository_dispatch:
+
+env:
+  CONFIGURATIONS_FOLDER: .github/label-configuration-files
+  CONFIGURATIONS_ARTIFACT: label-configuration-files
+
+jobs:
+  check:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+
+      - name: Download JSON schema for labels configuration file
+        id: download-schema
+        uses: carlosperate/[email protected]
+        with:
+          file-url: https://raw.githubusercontent.com/arduino/tooling-project-assets/main/workflow-templates/assets/sync-labels/arduino-tooling-gh-label-configuration-schema.json
+          location: ${{ runner.temp }}/label-configuration-schema
+
+      - name: Install JSON schema validator
+        run: |
+          sudo npm install \
+            --global \
+            ajv-cli \
+            ajv-formats
+
+      - name: Validate local labels configuration
+        run: |
+          # See: https://github.com/ajv-validator/ajv-cli#readme
+          ajv validate \
+            --all-errors \
+            -c ajv-formats \
+            -s "${{ steps.download-schema.outputs.file-path }}" \
+            -d "${{ env.CONFIGURATIONS_FOLDER }}/*.{yml,yaml}"
+
+  download:
+    needs: check
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        filename:
+          # Filenames of the shared configurations to apply to the repository in addition to the local configuration.
+          # https://github.com/arduino/tooling-project-assets/blob/main/workflow-templates/assets/sync-labels
+          - universal.yml
+
+    steps:
+      - name: Download
+        uses: carlosperate/[email protected]
+        with:
+          file-url: https://raw.githubusercontent.com/arduino/tooling-project-assets/main/workflow-templates/assets/sync-labels/${{ matrix.filename }}
+
+      - name: Pass configuration files to next job via workflow artifact
+        uses: actions/upload-artifact@v2
+        with:
+          path: |
+            *.yaml
+            *.yml
+          if-no-files-found: error
+          name: ${{ env.CONFIGURATIONS_ARTIFACT }}
+
+  sync:
+    needs: download
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Set environment variables
+        run: |
+          # See: https://docs.github.com/en/actions/reference/workflow-commands-for-github-actions#setting-an-environment-variable
+          echo "MERGED_CONFIGURATION_PATH=${{ runner.temp }}/labels.yml" >> "$GITHUB_ENV"
+
+      - name: Determine whether to dry run
+        id: dry-run
+        if: >
+          github.event_name == 'pull_request' ||
+          (
+            (
+              github.event_name == 'push' ||
+              github.event_name == 'workflow_dispatch'
+            ) &&
+            github.ref != format('refs/heads/{0}', github.event.repository.default_branch)
+          )
+        run: |
+          # Use of this flag in the github-label-sync command will cause it to only check the validity of the
+          # configuration.
+          echo "::set-output name=flag::--dry-run"
+
+      - name: Checkout repository
+        uses: actions/checkout@v2
+
+      - name: Download configuration files artifact
+        uses: actions/download-artifact@v2
+        with:
+          name: ${{ env.CONFIGURATIONS_ARTIFACT }}
+          path: ${{ env.CONFIGURATIONS_FOLDER }}
+
+      - name: Remove unneeded artifact
+        uses: geekyeggo/delete-artifact@v1
+        with:
+          name: ${{ env.CONFIGURATIONS_ARTIFACT }}
+
+      - name: Merge label configuration files
+        run: |
+          # Merge all configuration files
+          shopt -s extglob
+          cat "${{ env.CONFIGURATIONS_FOLDER }}"/*.@(yml|yaml) > "${{ env.MERGED_CONFIGURATION_PATH }}"
+
+      - name: Install github-label-sync
+        run: sudo npm install --global github-label-sync
+
+      - name: Sync labels
+        env:
+          GITHUB_ACCESS_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          # See: https://github.com/Financial-Times/github-label-sync
+          github-label-sync \
+            --labels "${{ env.MERGED_CONFIGURATION_PATH }}" \
+            ${{ steps.dry-run.outputs.flag }} \
+            ${{ github.repository }}

examples/PagerServer/PagerServer.ino

@@ -0,0 +1,69 @@
+/*
+ Pager  Server
+
+ A simple server that echoes any incoming messages to all
+ connected clients. Connect two or more telnet sessions
+ to see how server.available() and server.print() works.
+
+ created in September 2020 for the Ethernet library
+ by Juraj Andrassy https://github.com/jandrassy
+
+*/
+#include <Ethernet.h>
+
+// Enter a MAC address for your controller below.
+// Newer Ethernet shields have a MAC address printed on a sticker on the shield
+byte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED };
+
+// Set the static IP address to use if the DHCP fails to assign
+IPAddress ip(192, 168, 0, 177);
+
+EthernetServer server(2323);
+
+void setup() {
+
+  Serial.begin(9600);
+  while (!Serial);
+
+  // start the Ethernet connection:
+  Serial.println("Initialize Ethernet with DHCP:");
+  if (Ethernet.begin(mac) == 0) {
+    Serial.println("Failed to configure Ethernet using DHCP");
+    // Check for Ethernet hardware present
+    if (Ethernet.hardwareStatus() == EthernetNoHardware) {
+      Serial.println("Ethernet shield was not found.  Sorry, can't run without hardware. :(");
+      while (true) {
+        delay(1); // do nothing, no point running without Ethernet hardware
+      }
+    }
+    if (Ethernet.linkStatus() == LinkOFF) {
+      Serial.println("Ethernet cable is not connected.");
+    }
+    // try to congifure using IP address instead of DHCP:
+    Ethernet.begin(mac, ip);
+  } else {
+    Serial.print("  DHCP assigned IP ");
+    Serial.println(Ethernet.localIP());
+  }
+
+  server.begin();
+
+  IPAddress ip = Ethernet.localIP();
+  Serial.println();
+  Serial.print("To access the server, connect with Telnet client to ");
+  Serial.print(ip);
+  Serial.println(" 2323");
+}
+
+void loop() {
+
+  EthernetClient client = server.available(); // returns first client which has data to read or a 'false' client
+  if (client) { // client is true only if it is connected and has data to read
+    String s = client.readStringUntil('\n'); // read the message incoming from one of the clients
+    s.trim(); // trim eventual \r
+    Serial.println(s); // print the message to Serial Monitor
+    client.print("echo: "); // this is only for the sending client
+    server.println(s); // send the message to all connected clients
+    server.flush(); // flush the buffers
+  }
+}

src/Ethernet.h

@@ -215,6 +215,7 @@ class EthernetClient : public Client {
 public:
 	EthernetClient() : _sockindex(MAX_SOCK_NUM), _timeout(1000) { }
 	EthernetClient(uint8_t s) : _sockindex(s), _timeout(1000) { }
+	virtual ~EthernetClient() {};
 
 	uint8_t status();
 	virtual int connect(IPAddress ip, uint16_t port);

src/utility/w5100.cpp

@@ -24,7 +24,7 @@
 
 // MKR boards default to pin 5 for MKR ETH
 // Pins 8-10 are MOSI/SCK/MISO on MRK, so don't use pin 10
-#elif defined(USE_ARDUINO_MKR_PIN_LAYOUT) || defined(ARDUINO_SAMD_MKRZERO) || defined(ARDUINO_SAMD_MKR1000) || defined(ARDUINO_SAMD_MKRFox1200) || defined(ARDUINO_SAMD_MKRGSM1400) || defined(ARDUINO_SAMD_MKRWAN1300)
+#elif defined(USE_ARDUINO_MKR_PIN_LAYOUT) || defined(ARDUINO_SAMD_MKRZERO) || defined(ARDUINO_SAMD_MKR1000) || defined(ARDUINO_SAMD_MKRFox1200) || defined(ARDUINO_SAMD_MKRGSM1400) || defined(ARDUINO_SAMD_MKRWAN1300) || defined(ARDUINO_SAMD_MKRVIDOR4000)
 #define SS_PIN_DEFAULT  5
 
 // For boards using AVR, assume shields with SS on pin 10