Impala Documentation

void UDPSocket::setMulticastTTL ( unsigned char multicastTTL ) throw (SocketException)

Set the multicast TTL.

Parameters:

multicastTTL

multicast TTL

Exceptions:

SocketException

thrown if unable to set TTL

Definition at line 357 of file PracticalSocket.cpp.

References Socket::sockDesc.

00357                                                                                  {
00358   if (setsockopt(sockDesc, IPPROTO_IP, IP_MULTICAST_TTL, 
00359                  (raw_type *) &multicastTTL, sizeof(multicastTTL)) < 0) {
00360     throw SocketException("Multicast TTL set failed (setsockopt())", true);
00361   }
00362 }