// Callback from "libICE" to process a message.
private void ProcessMessage
(IntPtr iceConn, IntPtr clientData, Xlib.Xint opcode,
Xlib.Xulong length, XBool swap,
ref IceReplyWaitInfo replyWait, ref XBool replyReadyRet)
{
bool haveReply;
if (messageTransaction)
{
throw new XInvalidOperationException("Attempt to process message in the middle of sending another one"); // I always wondered, what will happen if we throw exception from callback? :)
}
this.messageTransaction = true;
this.messageLength = (int)length;
// Process the message.
try
{
replyWait = replyWait;
haveReply = true;
replyReadyRet = ProcessMessage((int)opcode, replyWait.reply) ? XBool.True:XBool.False; // We omit `swap' here, can one need it? Even theoretrically?..
}
catch (NullReferenceException)
{
haveReply = false;
replyReadyRet = ProcessMessage((int)opcode) ? XBool.True:XBool.False;
}
this.messageTransaction = false;
}
extern public static void _IceWrite
(IceConn *iceConn, Xlib.Xulong nbytes, byte[] ptr);
extern public static XStatus _IceRead
(IceConn *iceConn, Xlib.Xulong nbytes, byte[] ptr);
extern public static void _IceReadSkip
(IceConn *iceConn, Xlib.Xulong nbytes);
extern public static IntPtr IceAllocScratch
(IceConn *iceConn, Xlib.Xulong size);