UDP Echo Client example
Dependencies: EthernetInterface mbed-rtos mbed
Fork of UDPEchoClient by
main.cpp@5:263b6859d55c, 2013-03-01 (annotated)
- Committer:
- emilmont
- Date:
- Fri Mar 01 15:59:25 2013 +0000
- Revision:
- 5:263b6859d55c
- Parent:
- 4:2d454b6fe7ec
- Child:
- 8:ae11db01fb2d
cleanup
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mbed_official | 0:97e3476ef63e | 1 | #include "mbed.h" |
emilmont | 1:129986b437b1 | 2 | #include "EthernetInterface.h" |
emilmont | 1:129986b437b1 | 3 | |
emilmont | 5:263b6859d55c | 4 | const char* ECHO_SERVER_ADDRESS = "10.2.200.94"; |
emilmont | 2:3307c4a7c499 | 5 | const int ECHO_SERVER_PORT = 7; |
emilmont | 1:129986b437b1 | 6 | |
emilmont | 1:129986b437b1 | 7 | int main() { |
emilmont | 1:129986b437b1 | 8 | EthernetInterface eth; |
emilmont | 1:129986b437b1 | 9 | eth.init(); //Use DHCP |
emilmont | 1:129986b437b1 | 10 | eth.connect(); |
emilmont | 1:129986b437b1 | 11 | |
emilmont | 1:129986b437b1 | 12 | UDPSocket sock; |
emilmont | 1:129986b437b1 | 13 | sock.init(); |
emilmont | 1:129986b437b1 | 14 | |
emilmont | 2:3307c4a7c499 | 15 | Endpoint echo_server; |
emilmont | 2:3307c4a7c499 | 16 | echo_server.set_address(ECHO_SERVER_ADDRESS, ECHO_SERVER_PORT); |
emilmont | 2:3307c4a7c499 | 17 | |
emilmont | 1:129986b437b1 | 18 | char out_buffer[] = "Hello World\n"; |
emilmont | 2:3307c4a7c499 | 19 | sock.sendTo(echo_server, out_buffer, sizeof(out_buffer)); |
emilmont | 1:129986b437b1 | 20 | |
emilmont | 1:129986b437b1 | 21 | char in_buffer[256]; |
emilmont | 2:3307c4a7c499 | 22 | int n = sock.receiveFrom(echo_server, in_buffer, sizeof(in_buffer)); |
emilmont | 1:129986b437b1 | 23 | |
emilmont | 1:129986b437b1 | 24 | in_buffer[n] = '\0'; |
emilmont | 1:129986b437b1 | 25 | printf("%s\n", in_buffer); |
emilmont | 1:129986b437b1 | 26 | |
emilmont | 1:129986b437b1 | 27 | sock.close(); |
emilmont | 1:129986b437b1 | 28 | |
emilmont | 1:129986b437b1 | 29 | eth.disconnect(); |
emilmont | 1:129986b437b1 | 30 | while(1) {} |
emilmont | 3:281043c08f67 | 31 | } |