[sf-lug] strace logging to intercept guest OS calls
charles-henri.gros at m4x.org
Thu Sep 24 16:43:58 PDT 2009
Siddhartha Jain wrote:
> I am running a proprietary OS in an emulator on Linux (2.6.18-164 x64
> CentOS 5.3). What I want to do is intercept the system calls that the
> proprietary OS makes while generating a password hash. So I attach
> strace to the emulator's PID before running the password generation
> command but strace logs only show me a few clock_gettime() calls after
> the read()/write() calls for inputting the password from keyboard and
> echo-ing it on STDOUT. Where do all the calls go that the proprietary
> OS uses to calculate the password hash?
Why would you need system calls to compute a password hash?
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