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Re: char vs. unsigned char


From: Luboš Doležel
Subject: Re: char vs. unsigned char
Date: Thu, 12 Mar 2015 22:39:57 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.5.0


On 03/12/2015 08:11 PM, Riccardo Mottola wrote:
> Hi,
> 
> a developer question. I got LuserNET working again! another application
> almost saved from bitrot :)
> 
> I get however a lot of warnings about signedess in char*. In several
> palces data buffers are specified as unsigned char, while in other
> places data coming from those buffers is used as char*, including when
> passing to C functions like atoi().
> 
> My simple knowledge would say that usually one can just use char* when
> treating the content as binary or as string. While signeddess matters
> when numbers are stored.
> 
> I converted many buffers and structs. Everything continues to work as
> far as I can see.
> 
> Could someone comment? check my patch at least by skimming over it?
> 
> I wonder why these were declared as unsigned as first.
> 
> Riccardo
> 

Looks OK to me!

-- 
Luboš Doležel



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