Re: [RFC] CryptoAPI & Compression

Herbert Xu
2005-04-03T11:41:30Z

On Sun, Apr 03, 2005 at 12:19:17PM +0100, David Woodhouse wrote:
>
> But now we're not using Z_SYNC_FLUSH it doesn't matter if we feed the
> input in smaller chunks. We can calculate a conservative estimate of the
> amount we'll fit, and keep feeding it input till the amount of space
> left in the output buffer is 12 bytes.

Yes that's what we should do. In fact newer versions of zlib carries
a deflateBound function which we can invert to calculate the conservative
estimate.

Cheers,
--
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