mbed_example / Mbed OS Websocket_Ethernet_HelloWorld

Hello World program demonstrating HTML5 Websockets connecting via Ethernet

Dependencies:   WebSocketClient

Fork of Websocket_Ethernet_HelloWorld by mbed official

main.cpp@7:26199246b2b4, 2017-06-23 (annotated)

Committer:
sarahmarshy
Date:
Fri Jun 23 14:05:26 2017 -0500
Revision:
7:26199246b2b4
Parent:
6:2fae6e37c5ca 
"Update mbed-os"

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 6:2fae6e37c5ca 1 /* Copyright C2014 ARM, MIT License
mbed_official 6:2fae6e37c5ca 2 *
mbed_official 6:2fae6e37c5ca 3 * Author: Doug Anson (doug.anson@arm.com)
mbed_official 6:2fae6e37c5ca 4 *
mbed_official 6:2fae6e37c5ca 5 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
mbed_official 6:2fae6e37c5ca 6 * and associated documentation files the "Software", to deal in the Software without restriction,
mbed_official 6:2fae6e37c5ca 7 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
mbed_official 6:2fae6e37c5ca 8 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
mbed_official 6:2fae6e37c5ca 9 * furnished to do so, subject to the following conditions:
mbed_official 6:2fae6e37c5ca 10 *
mbed_official 6:2fae6e37c5ca 11 * The above copyright notice and this permission notice shall be included in all copies or
mbed_official 6:2fae6e37c5ca 12 * substantial portions of the Software.
mbed_official 6:2fae6e37c5ca 13 *
mbed_official 6:2fae6e37c5ca 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
mbed_official 6:2fae6e37c5ca 15 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
mbed_official 6:2fae6e37c5ca 16 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
mbed_official 6:2fae6e37c5ca 17 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
mbed_official 6:2fae6e37c5ca 18 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
mbed_official 6:2fae6e37c5ca 19 */
mbed_official 6:2fae6e37c5ca 20
samux 1:1c1802ec42a2 21 #include "mbed.h"
samux 1:1c1802ec42a2 22 #include "EthernetInterface.h"
samux 1:1c1802ec42a2 23 #include "Websocket.h"
sam_grove 3:9bd22e5386cd 24
mbed_official 6:2fae6e37c5ca 25 // Blinky
sam_grove 3:9bd22e5386cd 26 DigitalOut led(LED1);
mbed_official 6:2fae6e37c5ca 27
mbed_official 6:2fae6e37c5ca 28 int main() {
mbed_official 6:2fae6e37c5ca 29
mbed_official 6:2fae6e37c5ca 30 // announce
mbed_official 6:2fae6e37c5ca 31 printf("Websocket Example v1.0.0\r\n");
sam_grove 3:9bd22e5386cd 32
mbed_official 6:2fae6e37c5ca 33 // Create a network interface and connect
mbed_official 6:2fae6e37c5ca 34 EthernetInterface eth;
mbed_official 6:2fae6e37c5ca 35 eth.connect();
mbed_official 6:2fae6e37c5ca 36 printf("IP Address is %s\n\r", eth.get_ip_address());
sam_grove 3:9bd22e5386cd 37
mbed_official 6:2fae6e37c5ca 38 // Create a websocket instance
mbed_official 6:2fae6e37c5ca 39 Websocket ws("ws://example.com:8080/", &eth);
mbed_official 6:2fae6e37c5ca 40 int connect_error = ws.connect();
sam_grove 3:9bd22e5386cd 41
mbed_official 6:2fae6e37c5ca 42 // begin main loop
mbed_official 6:2fae6e37c5ca 43 while (true) {
mbed_official 6:2fae6e37c5ca 44
mbed_official 6:2fae6e37c5ca 45 // blink...
mbed_official 6:2fae6e37c5ca 46 led = !led;
mbed_official 6:2fae6e37c5ca 47 wait(0.5);
mbed_official 6:2fae6e37c5ca 48
mbed_official 6:2fae6e37c5ca 49 int error_c = ws.send("Hello World\r\n");
samux 1:1c1802ec42a2 50 }
samux 1:1c1802ec42a2 51 }