receiver(boost::asio::io_service& io_service,
const boost::asio::ip::address& listen_address,
const boost::asio::ip::address& multicast_address)
: socket_(io_service)
{
// Create the socket so that multiple may be bound to the same address.
boost::asio::ip::udp::endpoint listen_endpoint(
listen_address, multicast_port);
socket_.open(listen_endpoint.protocol());
socket_.set_option(boost::asio::ip::udp::socket::reuse_address(true));
socket_.bind(listen_endpoint);
// Join the multicast group.
socket_.set_option(
boost::asio::ip::multicast::join_group(multicast_address));
socket_.async_receive_from(
boost::asio::buffer(data_, max_length), sender_endpoint_,
boost::bind(&receiver::handle_receive_from, this,
boost::asio::placeholders::error,
boost::asio::placeholders::bytes_transferred));
}
mDNS::mDNS(boost::asio::io_service& io_service,
const boost::asio::ip::address& listen_address,
const boost::asio::ip::address& multicast_address,
int interval,
bool DNS_SD
)
: socket_(io_service),
endpoint_(multicast_address, 5353),
timer_(io_service),
message_count_(0),
interval_(interval),
DNS_SD(DNS_SD)
{
// Create the socket so that multiple may be bound to the same address.
boost::asio::ip::udp::endpoint listen_endpoint(
listen_address, MULTICAST_PORT);
socket_.open(listen_endpoint.protocol());
socket_.set_option(boost::asio::ip::udp::socket::reuse_address(true));
socket_.bind(listen_endpoint);
// Join the multicast group.
socket_.set_option(
boost::asio::ip::multicast::join_group(multicast_address));
char hostname[64];
gethostname(hostname, 64);
//unsigned char tmp[strlen(hostname)+strlen((char*) SERVICE_NAME)+1];
unsigned int i = 0;
for (uint i = 0; i < 128; i++) {
my_name[i] = '\0';
ssh_service_name[i] = '\0';
}
for (; i < strlen(hostname); i++) {
my_name[i] = hostname[i];
ssh_service_name[i] = hostname[i];
}
uint j = i;
my_name[i++] = '.';
ssh_service_name[j++] = '.';
for (; i <= strlen(hostname) + strlen((char*) SERVICE_NAME); i++) {
my_name[i] = SERVICE_NAME[i-strlen(hostname)-1];
}
for (; j <= strlen(hostname) + strlen((char*) SSH_SERVICE); j++) {
ssh_service_name[j] = SSH_SERVICE[j-strlen(hostname)-1];
}
//std::cout << "MY_NAME = " << my_name << std::endl;
//std::cout << "SSH_SERVICE_NAME = " << ssh_service_name << std::endl;
my_ip = getIP();
srand ( time(NULL) );
prepare_PTR_query();
send_PTR_query();
if (DNS_SD) {
broadcast_SSH();
}
receive();
}
