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Example program for the LWIPInterface
Dependencies: LWIPInterface NetworkSocketAPI mbed-rtos mbed
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Example for the NetworkSocketAPI. Attempts to get the device's public facing IP address from ifcfg.me.
main.cpp
- Committer:
- Christopher Haster
- Date:
- 2016-04-20
- Revision:
- 65:826ec2bbec51
- Parent:
- 59:14d6716bc772
File content as of revision 65:826ec2bbec51:
/* NetworkSocketAPI Example Program * Copyright (c) 2015 ARM Limited * * 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. */ #include "mbed.h" #include "LWIPInterface.h" #include "TCPSocket.h" LWIPInterface eth; DigitalOut led(LED_GREEN); void blink() { led = !led; } int main() { Ticker blinky; blinky.attach(blink, 0.4f); printf("NetworkSocketAPI Example\r\n"); eth.connect(); const char *ip = eth.get_ip_address(); const char *mac = eth.get_mac_address(); printf("IP address is: %s\r\n", ip ? ip : "No IP"); printf("MAC address is: %s\r\n", mac ? mac : "No MAC"); SocketAddress addr(ð, "mbed.org"); printf("mbed.org resolved to: %s\r\n", addr.get_ip_address()); TCPSocket socket(ð); socket.connect("4.ifcfg.me", 23); char buffer[64]; int count = socket.recv(buffer, sizeof buffer); printf("public IP address is: %.15s\r\n", &buffer[15]); socket.close(); eth.disconnect(); printf("Done\r\n"); }