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From: richard -rw- weinberger <richard.weinberger@gmail.com>
To: Gaurav Saxena <grvsaxena419@gmail.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Intercepting system calls
Date: Thu, 22 Dec 2011 17:42:40 +0100	[thread overview]
Message-ID: <CAFLxGvyWWCAfk-fCCc3NhCE=KbE-Y7ivO5gynSbCubxPC8d-uw@mail.gmail.com> (raw)
In-Reply-To: <CAOh0hwO03GJ2ApNW6GV5fJKJ4S+hTv3An7vLTO4qaL4U9grdJg@mail.gmail.com>

On Thu, Dec 22, 2011 at 5:07 PM, Gaurav Saxena <grvsaxena419@gmail.com> wrote:
> Hello all,
>
> I am writing an application for which I need to intercept some
> filesystem system calls eg. unlink. I need unlink to call my code
> before deleting abc so that I could probably prevent unlink . I would
> like to implement this in a kernel module instead of modifying kernel
> code itself. I would like to intercept system calls by replacing
> system calls but I have not been able to find any method of doing that
> in linux > 3.0. Please suggest some method of doing that.
>

Intercepting system calls is very bad, don't do it.

-- 
Thanks,
//richard

  reply	other threads:[~2011-12-22 16:42 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-12-22 16:07 Intercepting system calls Gaurav Saxena
2011-12-22 16:42 ` richard -rw- weinberger [this message]
2011-12-22 16:59   ` Gaurav Saxena
2011-12-22 17:05     ` richard -rw- weinberger
2011-12-22 17:16       ` Gaurav Saxena
2011-12-22 17:32         ` richard -rw- weinberger
2011-12-22 17:37           ` Gaurav Saxena
2011-12-22 17:52     ` John Stoffel
2011-12-23  2:22       ` Gaurav Saxena
2011-12-23 14:38         ` John Stoffel
2011-12-23 17:03           ` Gaurav Saxena
2011-12-28 12:56             ` Wojciech Zygmunt Porczyk
2011-12-29  6:38               ` Gaurav Saxena
2011-12-23 14:50       ` Alan Cox
2011-12-23 17:07         ` Gaurav Saxena
2011-12-22 19:03     ` Wakko Warner
2011-12-23  2:25       ` Gaurav Saxena
2011-12-23  9:45       ` Jiri Kosina
2011-12-23 15:10         ` Wakko Warner
2011-12-23  7:25 ` J. R. Okajima
2011-12-23  9:08   ` Gaurav Saxena
2011-12-23  9:16     ` richard -rw- weinberger
2011-12-23  9:22       ` Gaurav Saxena
2011-12-23  9:26         ` richard -rw- weinberger
2011-12-23  9:37           ` Gaurav Saxena
2011-12-23  9:47 ` Jiri Kosina
2011-12-23  9:50   ` Gaurav Saxena
2011-12-23 11:59     ` Gaurav Saxena
2011-12-23 12:29       ` Maxin B John
2011-12-23 12:50         ` Gaurav Saxena
2011-12-23 13:00           ` richard -rw- weinberger
2011-12-24  9:09 ` Gaurav Saxena
2011-12-26  5:53   ` Rajat Sharma
2011-12-28  5:59     ` Gaurav Saxena
2011-12-28 13:44       ` Rajat Sharma
2011-12-29  6:42         ` Gaurav Saxena
2011-12-29  8:49           ` Rajat Sharma
2011-12-29 10:23             ` Gaurav Saxena
2011-12-29 11:11               ` Rajat Sharma
2011-12-29 12:06                 ` Gaurav Saxena
2011-12-29 12:25                   ` Rajat Sharma
2011-12-29 12:32                     ` Gaurav Saxena
     [not found]                       ` <CALJfu6NrF2fjsWUi4gnV9X6AN3rcecL=6=j9ZZADaRGwz3mECw@mail.gmail.com>
2011-12-29 13:12                         ` Rajat Sharma
2011-12-29 14:03                           ` Gaurav Saxena
2011-12-29 14:32                             ` Gaurav Saxena
2012-01-20  7:38                           ` Gaurav Saxena
2011-12-29 14:01                         ` Gaurav Saxena
  -- strict thread matches above, loose matches on Subject: below --
2010-02-04 19:00 Oleg Kutkov
2010-02-04 19:26 ` Bryan Donlan
     [not found]   ` <5e9821061002042140le7ba356s48e535c9d8b637ec@mail.gmail.com>
2010-02-05  7:20     ` Bryan Donlan
2004-12-21  4:22 selvakumar nagendran
2004-12-21  4:28 ` Lee Revell
2004-12-21 13:51 ` Steven Rostedt

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