void OnResolveCompletion(PPError result)
{
if (result != PPError.Ok)
{
PostMessage("Resolve failed.");
return;
}
var addr = PPBHostResolver.GetNetAddress(resolver_, 0);
PostMessage($"Resolved: {(Var)PPBNetAddress.DescribeAsString(addr, PPBool.True)}");
var callback = new CompletionCallback(OnConnectCompletion);
if (IsUDP)
{
PostMessage("Binding ...");
remote_host_ = new PPResource(addr);
var ipv4_addr = new PPNetAddressIPv4(0);
PPBUDPSocket.Bind(udp_socket_, addr, callback);
}
else
{
PostMessage("Connecting ...");
PPBTCPSocket.Connect(tcp_socket_, addr, callback);
}
}
void Connect(string host, bool tcp)
{
if (IsConnected)
{
PostMessage("Already connected.");
return;
}
if (tcp)
{
tcp_socket_ = PPBTCPSocket.Create(this);
if (PPBTCPSocket.IsTCPSocket(tcp_socket_) == PPBool.False)
{
PostMessage("Error creating TCPSocket.");
return;
}
}
else
{
udp_socket_ = PPBUDPSocket.Create(this);
if (PPBUDPSocket.IsUDPSocket(udp_socket_) == PPBool.False)
{
PostMessage("Error creating UDPSocket.");
return;
}
}
resolver_ = PPBHostResolver.Create(this);
if (PPBHostResolver.IsHostResolver(resolver_) == PPBool.False)
{
PostMessage("Error creating HostResolver.");
return;
}
ushort port = 80;
var hostname = host;
int pos = host.IndexOf(':');
if (pos > 0)
{
hostname = host.Substring(0, pos);
port = ushort.Parse(host.Substring(pos + 1));
}
var hint = new PPHostResolverHint()
{
family = PPNetAddressFamily.Unspecified, flags = 0
};
PPBHostResolver.Resolve(resolver_,
hostname,
port,
hint,
new CompletionCallback(OnResolveCompletion));
PostMessage("Resolving ...");
}
