Add net, gpio samples (#1005)

IoT.js-DCO-1.0-Signed-off-by: Hosung Kim [email protected]

Author: hs0225

samples/gpio_led.js

@@ -0,0 +1,39 @@
+/* Copyright 2017-present Samsung Electronics Co., Ltd. and other contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+var Gpio = require('gpio');
+var pin = require('systemio_pin').pin;
+
+var gpio = new Gpio();
+
+var gpio_led = gpio.open({
+  pin: pin.led1,
+  direction: gpio.DIRECTION.OUT
+}, function(err) {
+  if (!err) {
+    gpio_led.writeSync(true);
+
+    var interval = setInterval(function() {
+      gpio_led.read(function(err, value) {
+        if (!err) {
+          console.log("read value:%d", value);
+          gpio_led.write(!value);
+        } else {
+          clearInterval(interval);
+        }
+      });
+    }, 1000);
+  }
+});

samples/net_hello/client.js

@@ -0,0 +1,34 @@
+/* Copyright 2017-present Samsung Electronics Co., Ltd. and other contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+var net = require('net');
+
+var port = 7468;
+
+var msg = '';
+var socket = new net.Socket();
+
+var address = process.argv[2] ? process.argv[2] : "127.0.0.1";
+
+socket.connect(port, address);
+
+socket.on('data', function(data) {
+  msg += data;
+});
+
+socket.on('end', function() {
+  console.log(msg);
+  socket.end();
+});

samples/net_hello/server.js

@@ -0,0 +1,25 @@
+/* Copyright 2017-present Samsung Electronics Co., Ltd. and other contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+var net = require('net');
+
+var port = 7468;
+var server = net.createServer();
+
+server.listen(port, 5);
+
+server.on('connection', function(socket) {
+  socket.end('Hello IoT.js');
+});

samples/systemio_pin.js

@@ -0,0 +1,27 @@
+/* Copyright 2017-present Samsung Electronics Co., Ltd. and other contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+var pin = {};
+
+if (process.platform === 'linux') {
+  pin.led1 = 20;
+} else if (process.platform === 'nuttx') {
+  var stm32_pin = require('stm32f4dis').pin;
+  pin.led1 = stm32_pin.PA10;
+} else {
+  throw new Error('Unsupported platform');
+}
+
+exports.pin = pin;