Changed FTPD.

Jake Janovetz janovetz at uiuc.edu
Thu Jan 11 20:53:51 UTC 2001


I'd like that, but (to my knowledge) FTP doesn't supply the size of
a file before it transmits it.  It could be realloc'ed, but that
gets expensive.  Any better ideas?

   Jake


On Thu, Jan 11, 2001 at 12:55:57PM -0700, OUTWATER ~ KEITH J /5G3110 wrote:
> Ditto.  They're real handy.  
> 
> BTW Jake, is there any pratical way to eliminate the requirement to specify the 
> buffer size for the hooks?  Could it be dynamically allocated and be allowed to 
> grow to the system memory limits?
> 
> Keith
> 
> > 
> > This all sounds very good to me!  (as long as you keep the FTP 
> > hooks in there, I'm happy -- I don't know about others, but I
> > do use them)
> > 
> >    Jake
> > 
> > 
> > On Thu, Jan 11, 2001 at 10:05:44PM +0300, Sergei Organov wrote:
> > > Hello,
> > > 
> > > I've finished a bunch of changes to the RTEMS FTP server. If the changes 
> seem
> > > to be promising, I'll be glad to submit them to RTEMS maintainers.
> > > 
> > > Here is the list of changes:
> > > 
> > > - use pool of pre-created threads to handle sessions instead of
> > >   creating/deleting threads on the fly
> > > - LIST output is now similar to what "/bin/ls -al" would output, thus
> > >   FTP clients such Netscape are happy with it.
> > > - LIST NAME now works (both for files and directories)
> > > - added support for NLST, CDUP, and MDTM FTP commands to make more FTP 
> clients
> > >   happy 
> > > - keep track of CWD for every session separately
> > > - ability to specify root directory name for FTPD in configuration table. 
> FTPD
> > >   will then create illusion for FTP clients that this is actually root
> > >   directory.
> > > - ignore options sent in commands, thus LIST -al FILE works and doesn't try 
> to
> > >   list "-al" directory.
> > > - buffers are allocated on stack instead of heap where possible to eliminate
> > >   malloc/free calls (avoid possible heap fragmentation troubles).
> > > - drop using of task notepad to pass parameters - use function arguments
> > >   instead
> > > - use snprintf() instead of sprintf() everywhere as the latter is unsafe
> > > - use of PF_INET in socket() instead of AF_INET
> > > 
> > > Here are ftp clients I've tried new FTPD with
> > > (all of them running on Debian GNU/Linux 2.2):
> > > 
> > > Lftp 2.1.10
> > > NcFTP 2.4.3
> > > Netscape 4.75
> > > ftp
> > > mc 4.5.49
> > > 
> > > BR,
> > > Sergei Organov.
> > 



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