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Subject: Re: cvs: firmware id3.c,1.41,1.42
From: Daniel Stenberg (
Date: 2002-09-16

On Mon, 16 Sep 2002, Magnus Holmgren wrote:

> > if the id3v2 tags avaiable are bigger than our buffer size, at least try
> > to get the ones that is within the boundaries.
> Won't work well, because the ID3 parsing loop won't detect end-of-buffer
> properly. Either the while statement is made more fool-proof (as it is now,
> "size - readsize" can wrap), or the else part in the "frame-header
> if-statement" needs the following code:

Thanks for your heads up.

> (I've encountered this problem; see

Wouldn't be enough to just make sure that when we encounter an unown tag, we
check that if readsize (after "readsize += headerlen") gets bigger than size,
we bail out of the loop?

Daniel "Bagder" Stenberg --

Page was last modified "Jan 10 2012" The Rockbox Crew