NetworkSocketAPI / Mbed 2 deprecated HelloLWIPInterface

Example program for the LWIPInterface

Dependencies:   LWIPInterface NetworkSocketAPI mbed-rtos mbed

Fork of HelloESP8266Interface by NetworkSocketAPI

Example for the NetworkSocketAPI. Attempts to get the device's public facing IP address from ifcfg.me.

main.cpp@65:826ec2bbec51, 2016-04-20 (annotated)

Committer:
Christopher Haster
Date:
Wed Apr 20 05:20:12 2016 -0500
Revision:
65:826ec2bbec51
Parent:
59:14d6716bc772 
Move to ifcfg.me for example

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sam_grove 0:1984a177ff56 1 /* NetworkSocketAPI Example Program
sam_grove 0:1984a177ff56 2 * Copyright (c) 2015 ARM Limited
sam_grove 0:1984a177ff56 3 *
sam_grove 0:1984a177ff56 4 * Licensed under the Apache License, Version 2.0 (the "License");
sam_grove 0:1984a177ff56 5 * you may not use this file except in compliance with the License.
sam_grove 0:1984a177ff56 6 * You may obtain a copy of the License at
sam_grove 0:1984a177ff56 7 *
sam_grove 0:1984a177ff56 8 * http://www.apache.org/licenses/LICENSE-2.0
sam_grove 0:1984a177ff56 9 *
sam_grove 0:1984a177ff56 10 * Unless required by applicable law or agreed to in writing, software
sam_grove 0:1984a177ff56 11 * distributed under the License is distributed on an "AS IS" BASIS,
sam_grove 0:1984a177ff56 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
sam_grove 0:1984a177ff56 13 * See the License for the specific language governing permissions and
sam_grove 0:1984a177ff56 14 * limitations under the License.
sam_grove 0:1984a177ff56 15 */
sam_grove 0:1984a177ff56 16
sam_grove 0:1984a177ff56 17 #include "mbed.h"
geky 44:d7c5a56450a1 18 #include "LWIPInterface.h"
Christopher Haster 30:f80540b6e2db 19 #include "TCPSocket.h"
sam_grove 0:1984a177ff56 20
Christopher Haster 65:826ec2bbec51 21 LWIPInterface eth;
Christopher Haster 65:826ec2bbec51 22
Christopher Haster 65:826ec2bbec51 23 DigitalOut led(LED_GREEN);
Christopher Haster 65:826ec2bbec51 24 void blink()
sam_grove 50:a9926b8b21fe 25 {
Christopher Haster 65:826ec2bbec51 26 led = !led;
sam_grove 50:a9926b8b21fe 27 }
Christopher Haster 58:7033f5893210 28
sam_grove 0:1984a177ff56 29 int main()
sam_grove 20:4cb9ef3b0cc9 30 {
Christopher Haster 65:826ec2bbec51 31 Ticker blinky;
Christopher Haster 65:826ec2bbec51 32 blinky.attach(blink, 0.4f);
Christopher Haster 65:826ec2bbec51 33
bridadan 14:c47437f5dae8 34 printf("NetworkSocketAPI Example\r\n");
Christopher Haster 58:7033f5893210 35
geky 44:d7c5a56450a1 36 eth.connect();
Christopher Haster 58:7033f5893210 37 const char *ip = eth.get_ip_address();
Christopher Haster 58:7033f5893210 38 const char *mac = eth.get_mac_address();
Christopher Haster 65:826ec2bbec51 39 printf("IP address is: %s\r\n", ip ? ip : "No IP");
Christopher Haster 65:826ec2bbec51 40 printf("MAC address is: %s\r\n", mac ? mac : "No MAC");
geky 59:14d6716bc772 41
Christopher Haster 65:826ec2bbec51 42 SocketAddress addr(&eth, "mbed.org");
Christopher Haster 65:826ec2bbec51 43 printf("mbed.org resolved to: %s\r\n", addr.get_ip_address());
sarahmarshy 22:1d355289fc18 44
geky 59:14d6716bc772 45 TCPSocket socket(&eth);
Christopher Haster 65:826ec2bbec51 46 socket.connect("4.ifcfg.me", 23);
sarahmarshy 21:979b1db5d7da 47
Christopher Haster 65:826ec2bbec51 48 char buffer[64];
Christopher Haster 65:826ec2bbec51 49 int count = socket.recv(buffer, sizeof buffer);
Christopher Haster 65:826ec2bbec51 50 printf("public IP address is: %.15s\r\n", &buffer[15]);
Christopher Haster 65:826ec2bbec51 51
Christopher Haster 30:f80540b6e2db 52 socket.close();
geky 44:d7c5a56450a1 53 eth.disconnect();
Christopher Haster 30:f80540b6e2db 54
Christopher Haster 65:826ec2bbec51 55 printf("Done\r\n");
sam_grove 0:1984a177ff56 56 }