Re: [NSE] Named pipe library

[Patrik Karlsson <patrik () cqure net>]

On Feb 11, 2011, at 07:07 , Chris Woodbury wrote:

> In the process of adding named-pipe support to the SQL Server scripts,
> I created an NSE library for named pipes[1]. The primary component is
> a "named_pipe" class, which is modeled after a socket (i.e. connect(),
> disconnect(), send(), receive() ), and it is essentially a wrapper
> around calls to the SMB library, with some state and logic to make
> things easier.

Nice! I think this will be a very useful addition to the SQL Server scripts.
I'll gladly test this code once it's supported by the scripts.
I noticed a description in the library that shouldn't be there, have a look at the other libraries on how this should 
be documented.

> Its main features (aside from its existence) are some
> pipe-specific error handling and automatic reassembly of multi-packet
> messages. In the course of writing it, I added [2] a few bits of
> functionality to smb.lua to support named pipes, including a bugfix
> for the handling of the NT_STATUS_BUFFER_OVERFLOW, which, despite its
> scary name, means that there's another packet coming to complete the
> message. While I'm at it, I have another patch [3] for smb.lua, which
> just adds a bit more detail to a few debug messages.
>
> -chris
>
> [1] namedpipes.lua - I'm not sure if this is better kept separate, or
> merged into an existing library.

If it should be merged anywhere the SMB library probably makes most sense.

> [2] smb_pipe_support.patch
> [3] smb_debug.patch
> <namedpipes.lua><smb_debug.patch><smb_pipe_support.patch>_______________________________________________
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//Patrik
--
Patrik Karlsson
http://www.cqure.net
http://www.twitter.com/nevdull77

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