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Commit 243393c9 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Add fakey 'deflateBound()' function to the in-kernel zlib routines 

It's not the real deflateBound() in newer zlib libraries, partly because
the upcoming usage of it won't have the "stream" available, so we can't
have the same interfaces anyway.
parent 021a52ac

include/linux/zlib.h

+5 −0
Original line number Diff line number Diff line
@@ -506,6 +506,11 @@ extern int zlib_deflateReset (z_streamp strm); 
   stream state was inconsistent (such as zalloc or state being NULL).

*/



static inline unsigned long deflateBound(unsigned long s)

{

	return s + ((s + 7) >> 3) + ((s + 63) >> 6) + 11;

}



extern int zlib_deflateParams (z_streamp strm, int level, int strategy);

/*

     Dynamically update the compression level and compression strategy.  The