Validation
Dependencies: EthernetInterface WebSocketClient mbed-rtos mbed
Fork of UDPSocket_HelloWorld by
main.cpp@1:8e1d4987eb90, 2012-06-26 (annotated)
- Committer:
- donatien
- Date:
- Tue Jun 26 15:37:24 2012 +0000
- Revision:
- 1:8e1d4987eb90
- Parent:
- 0:d85529a216ea
- Child:
- 6:25aad2d88749
Switched from uint_8_t* to char* for data types
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
donatien | 1:8e1d4987eb90 | 1 | #include "mbed.h" |
donatien | 1:8e1d4987eb90 | 2 | #include "EthernetInterface.h" |
donatien | 1:8e1d4987eb90 | 3 | |
donatien | 1:8e1d4987eb90 | 4 | int main() |
donatien | 1:8e1d4987eb90 | 5 | { |
donatien | 1:8e1d4987eb90 | 6 | EthernetInterface eth; |
donatien | 1:8e1d4987eb90 | 7 | eth.init(); //Use DHCP |
donatien | 1:8e1d4987eb90 | 8 | |
donatien | 1:8e1d4987eb90 | 9 | eth.connect(); |
donatien | 1:8e1d4987eb90 | 10 | |
donatien | 1:8e1d4987eb90 | 11 | UDPSocket sock; |
donatien | 1:8e1d4987eb90 | 12 | sock.bind(0); //Use a random port |
donatien | 1:8e1d4987eb90 | 13 | |
donatien | 1:8e1d4987eb90 | 14 | char daytime_cmd[] = "plop"; //Does not matter |
donatien | 1:8e1d4987eb90 | 15 | sock.sendTo(daytime_cmd, sizeof(daytime_cmd) - 1, "utcnist.colorado.edu", 37, 3000); |
donatien | 1:8e1d4987eb90 | 16 | |
donatien | 1:8e1d4987eb90 | 17 | char* inHost; |
donatien | 1:8e1d4987eb90 | 18 | int inPort; |
donatien | 1:8e1d4987eb90 | 19 | char in_buf[4]; |
donatien | 1:8e1d4987eb90 | 20 | int ret = sock.receiveFrom((char*)in_buf, 4, &inHost, &inPort, 3000); |
donatien | 1:8e1d4987eb90 | 21 | |
donatien | 1:8e1d4987eb90 | 22 | unsigned int timeRes = ntohl( *((unsigned int*)in_buf)); |
donatien | 1:8e1d4987eb90 | 23 | |
donatien | 1:8e1d4987eb90 | 24 | printf("Received %d bytes from server %s on port %d: %u seconds since 1/01/1900 00:00 GMT\n", ret, inHost, inPort, timeRes); |
donatien | 1:8e1d4987eb90 | 25 | |
donatien | 1:8e1d4987eb90 | 26 | sock.close(); |
donatien | 1:8e1d4987eb90 | 27 | |
donatien | 1:8e1d4987eb90 | 28 | eth.disconnect(); |
donatien | 1:8e1d4987eb90 | 29 | |
donatien | 1:8e1d4987eb90 | 30 | while(1) { |
donatien | 1:8e1d4987eb90 | 31 | } |
donatien | 1:8e1d4987eb90 | 32 | } |