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From: Christian Szegedy <szegedy@t-online.de>
To: caml-list@inria.fr
Subject: Re: [Caml-list] Sandboxing in ocaml
Date: Sun, 20 Mar 2005 23:19:06 +0100	[thread overview]
Message-ID: <423DF6DA.3090800@t-online.de> (raw)
In-Reply-To: <20050320.085649.30145338.garrigue@math.nagoya-u.ac.jp>

Jacques Garrigue wrote:

>>Is this possible in ocaml to dynamically load some (bytcode) OCaml file 
>>and run it in a safe environment, that is only using a small subset of 
>>selected functions instead of the whole Pervasives?
>>    
>>
>
>This is the intent of Dynlink.allow_only.
>Not however that allowing is done on a unit base, so if you want to
>allow only some functions in a unit, you must create a new one
>containing only those, and compile your file against those (otherwise you
>won't be able to load it).
>This is the way MMM applets are made safe.
>  
>
Excellent! This sounds exactly what I want. Can I forbid
the Pervasives unit while linking the applet?

Thanks a lot, Christian


  reply	other threads:[~2005-03-20 22:19 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-03-19 23:11 Christian Szegedy
2005-03-19 23:56 ` [Caml-list] " Jacques Garrigue
2005-03-20 22:19   ` Christian Szegedy [this message]
2005-03-20 23:24     ` Jacques Garrigue

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