Mail Archives: cygwin-developers/2001/09/03/20:54:01
On Mon, Sep 03, 2001 at 11:51:16PM +0200, Corinna Vinschen wrote:
>On Mon, Sep 03, 2001 at 03:55:26PM -0400, Christopher Faylor wrote:
>> On Mon, Sep 03, 2001 at 05:42:51PM +0200, Corinna Vinschen wrote:
>> >> How about mailboxes as the communication mechanism? They share many
>> >> of the characteristics of named pipes, I believe but *I think* they
>> >> work on Windows 95.
>> >
>> >I'm not quite sure about the seriousness of this mail but if you
>> >refer to mailslots... they are just a one-way mechanism to push
>> >some data to another process. No real `communication' at all.
>>
>> Oops. Yes, I meant mail slots. They are one directional, but so are
>> pipes. You just open one mail slot for each direction. Or, you use it
>> to synchronize a shared memory region.
>
>Named pipes under NT can be bidirectional by giving the
>PIPE_ACCESS_DUPLEX flag in call to CreateNamedPipe().
But we can't use named pipes.
>Mailslots have no security mechanism so they wouldn't be the
>TL I would choose for NT/W2K/XP.
Don't mail slots have the same security mechanism as files?
cgf
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