2008-05-09 Marek Habersack <mhabersack@novell.com>

2008-05-09  Marek Habersack  <mhabersack@novell.com>

	* SocketAsyncEventArgs.cs: implemented support for executing
	asynchronous socket actions, called from the new xxxxAsync methods
	in Socket. The asynchronous operations do not use the ThreadPool
	as I can't get the sample applications to work (send/receive
	callbacks don't work) - it may change in the future.

	* Socket.cs: implemented several xxxxAsync 2.0sp1 methods. The
	ones not implemented for now are: ReceiveMessageFromAsync and
	SendPacketsAsync. AcceptAsync doesn't perform the check for the
	buffer size for now - need to implement runtime support for that.
	Made several methods internal, so that they can be accessed from
	SocketAsyncEventArgs code.

svn path=/trunk/mcs/; revision=102884