Emilio Monti
/
MulticastReceive
Example reception of multicast messages (broken)
main.cpp
- Committer:
- emilmont
- Date:
- 2013-03-01
- Revision:
- 0:c30ede6e9b30
File content as of revision 0:c30ede6e9b30:
#include "mbed.h" #include "EthernetInterface.h" const char* MCAST_GRP = "224.1.1.1"; const int MCAST_PORT = 5007; int main() { EthernetInterface eth; eth.init(); //Use DHCP eth.connect(); UDPSocket server; server.bind(MCAST_PORT); if (server.join_multicast_group(MCAST_GRP) != 0) { printf("Error joining the multicast group\n"); while (true) {} } Endpoint client; char buffer[256]; while (true) { printf("\nWait for packet...\n"); int n = server.receiveFrom(client, buffer, sizeof(buffer)); printf("Packet from \"%s\": %s\n", client.get_address(), buffer); } }