Messages in this thread | | | Date | Mon, 18 Jan 1999 19:18:26 -0500 | From | Michael Meissner <> | Subject | Re: Adding checkpointing API to Linux kernel |
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On Mon, Jan 18, 1999 at 04:57:41PM -0600, Andy Glew wrote: > > (2) Binary editing allows you to intercept (a) statically linked binaries > > (as long as you have symbol table information) > > BTW, binary editing allows you to intercept system calls for statically > linked programs even if you don't have the symbol tables: use code analysis > to actually find the instructions used to enter the kernel (trap, etc.), and > intercept those, since the kernel API is pretty well known.
And if you are not careful (and/or too successful), you then get sued by Rational/Purify for patent infringement (before it got gobbled up, Pure was active in trying to enforce this patent, dunno if things are now changed with Rational at the helm).
-- Michael Meissner, Cygnus Solutions (Massachusetts office) 4th floor, 955 Massachusetts Avenue, Cambridge, MA 02139, USA meissner@cygnus.com, 617-354-5416 (office), 617-354-7161 (fax)
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