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Article #1770

Re: Apple?

#1770
From: will simpson
Date: Mon, 28 Aug 1995 20:54
29 lines
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In article <41snuc$b3q@sashimi.wwa.com>, hucke@sashimi.wwa.com (Matt
Hucke) wrote:

> On a Mac with the programs you mention, is the protection done at a
> level as low as this?  If not, then it could be circumvented.  Someone
> could write a program that open()s a file - would the call to open()
> fail because the kernel itself is enforcing the security?  [ Note that
> 'open()' is the low-level call, it's not the function to pop up that
> dialog box. ]  Could a user with access to the C compiler write a
> 'delete' program and expect it to work?

it wouldn't work... even the lowest level routines using parameter blocks
obey the access priveledges... (perhaps there is some more creative way of
circumventing the access priviledges, but certainly not one that anyone
with a c compiler could write... would probably take editing the system...
maybe trap patching... either way, well beyond the skill level of the
intermediete programmer, if possible at all...)

-- 
will simpson
wbs2@po.cwru.edu
case institute of technology
polymer engineering undergraduate

in symphonies of jelly,
you play with my disease;
and back across your belly,
there crawl the dusty bees
 - rh and e
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References: <3rps76$e63@osiris.wu-wien.ac.at> <DCM3sC.9I7@nntpa.cb.att.com> <rmcassid-0308950822360001@dante.eng.uci.edu> <40tepi$kpf@columbia.acc.brad.ac.uk> <rmcassid-1708951720540001@dante.eng.uci.edu> <41i3e5$j3n@sashimi.wwa.com> <hotelca-2508950106380001@192.0.2.1> <41nhdo$rek@blackice.winternet.com> <hotelca-2708950347160001@192.0.2.1> <41snuc$b3q@sashimi.wwa.com>

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Path: arc1-ca.pugleaf.net!b65248.student.cwru.edu!user
From: wbs2@po.cwru.edu (will simpson)
Newsgroups: comp.sys.powerpc,comp.os.linux.advocacy,comp.sys.mac.advocacy,comp.os.os2.advocacy,comp.sys.amiga.advocacy,comp.sys.intel,alt.destroy.microsoft
Subject: Re: Apple?
Date: Mon, 28 Aug 1995 14:54:10 -0600
Organization: case institute of technology
Message-ID: <wbs2-2808951454100001@b65248.student.cwru.edu>
References: <3rps76$e63@osiris.wu-wien.ac.at> <DCM3sC.9I7@nntpa.cb.att.com> <rmcassid-0308950822360001@dante.eng.uci.edu> <40tepi$kpf@columbia.acc.brad.ac.uk> <rmcassid-1708951720540001@dante.eng.uci.edu> <41i3e5$j3n@sashimi.wwa.com> <hotelca-2508950106380001@192.0.2.1> <41nhdo$rek@blackice.winternet.com> <hotelca-2708950347160001@192.0.2.1> <41snuc$b3q@sashimi.wwa.com>
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