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    SubjectRe: system calls
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    Hi Robert,

    Thank you very much for your help. It really helped me.
    When a say groups a mean classes like File Structure, Process Related
    and etc. But I already got what I needed... Once again Thank you very
    much.

    Best Regards,
    Rodrigo Ramos
    http://www.triforsec.com.br

    On Sat, 2005-01-29 at 14:47, Robert Love wrote:
    > On Sat, 2005-01-29 at 10:53 -0300, Rodrigo Ramos wrote:
    >
    > > I would like to know how many groups of system calls are there at Linux
    > > 2.4 and 2.6? Where can I find these informations in the Kernel?
    >
    > I don't know what you mean by groups (a nonempty set G with binary
    > operation * s.t. G is associativity, there exists e in G s.t. e*a=a*e=a,
    > and there exists i in G s.t. i*b=b*i=e?).
    >
    > System calls are implemented per-architecture. You can see the list at
    > the bottom of arch/i386/kernel/entry.S. There is about 290.
    >
    > System calls are prefixed by "sys_". Thus, read(2) is implemented in
    > the kernel as sys_read(). It, for example, can be found in
    > fs/read_write.c.
    >
    > Hope this helps.
    >
    > Robert Love
    >
    >
    >
    >
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