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Mail Archives: djgpp-workers/2001/12/29/11:24:12

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Date: Sat, 29 Dec 2001 18:21:29 +0200
From: "Eli Zaretskii" <eliz AT is DOT elta DOT co DOT il>
Sender: halo1 AT zahav DOT net DOT il
To: djgpp-workers AT delorie DOT com
Message-Id: <7458-Sat29Dec2001182129+0200-eliz@is.elta.co.il>
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CC: wojciech DOT galazka AT polkomtel DOT com DOT pl
In-reply-to: <250B3114DA16D511B82C00E0094005F8055AC807@MSGWAW11> (message from
=?iso-8859-2?Q?Wojciech_Ga=B3=B1zka?= on Sat, 29 Dec 2001 16:19:02
+0100)
Subject: Re: lfn from scratch... - network redirectors
References: <250B3114DA16D511B82C00E0094005F8055AC807 AT MSGWAW11>
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> From: =?iso-8859-2?Q?Wojciech_Ga=B3=B1zka?= <wojciech DOT galazka AT polkomtel DOT com DOT pl>
> Date: Sat, 29 Dec 2001 16:19:02 +0100
> 
> Ok, network redirectors ...
> There seems to be a problem with them because there is no interface
> to pass long file name as an argument.

They are supposed to support the LFN API via functions 71xx of Int
21h.  If they don't, they are simply a kind of DOS, and so they are
limited in the length of the file name exactly like DOS is.  In fact,
2Fh/AH=11h is supposed to be called with file names after they are
normalized by a call to 21h/AH=60h, so the names are already
truncated to 8+3 limits.

The problem I was thinking about was with a network redirector that
does support an LFN API, but one of the remote drive does not.  Such
a situation could utterly confuse DJGPP programs.

> Perhaps we could work around this by extending the 
> int 2F, AH=11 interface with LFN calls ?

What software will support these extended calls on the other end of
the network?

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