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Wireshark-dev: Re: [Wireshark-dev] [Wireshark-commits] rev 27844: /trunk/epan/dissectors/ /trun

From: Joerg Mayer <jmayer@xxxxxxxxx>
Date: Wed, 25 Mar 2009 11:01:11 +0100
On Wed, Mar 25, 2009 at 02:46:36AM -0700, Guy Harris wrote:
> On Mar 25, 2009, at 2:23 AM, Joerg Mayer wrote:
> 
> > The problem seems to be that only the last two characters are shown  
> > instead
> > of the full length string. A problem with g_snprintf may be that it
> > doesn't like to use a rhs argument as its lhs result.
> 
> Not that you should be doing that anyway.
> 
> What they're doing is attempting to append to a string buffer.
> 
> There's a somewhat ugly idiom, used in a number of places, to do that  
> with g_snprintf(); it's probably faster, as you don't have to copy the  
> string on top of itself.
> 
> Then again, if they want capital letters for hex digits, they could  
> just use bytes_to_str() in most if not all of those cases, and if they  
> want lower-case letters, they could use bytestring_to_str().  (Yes,  
> having all those routines for this is overkill.)

I'll take a look at it tonight and somewhat rewrite that loop (which is
currently O(n^2) and should be O(n) anyway).

 Ciao
    Joerg
-- 
Joerg Mayer                                           <jmayer@xxxxxxxxx>
We are stuck with technology when what we really want is just stuff that
works. Some say that should read Microsoft instead of technology.