mirror of
				https://github.com/torvalds/linux.git
				synced 2025-11-04 10:40:15 +02:00 
			
		
		
		
	[PATCH] lib/zlib*: cleanups
This patch contains the following possible cleanups: - #if 0 the following unused functions: - zlib_deflate/deflate.c: zlib_deflateSetDictionary - zlib_deflate/deflate.c: zlib_deflateParams - zlib_deflate/deflate.c: zlib_deflateCopy - zlib_inflate/infblock.c: zlib_inflate_set_dictionary - zlib_inflate/infblock.c: zlib_inflate_blocks_sync_point - zlib_inflate/inflate_sync.c: zlib_inflateSync - zlib_inflate/inflate_sync.c: zlib_inflateSyncPoint - remove the following unneeded EXPORT_SYMBOL's: - zlib_deflate/deflate_syms.c: zlib_deflateCopy - zlib_deflate/deflate_syms.c: zlib_deflateParams - zlib_inflate/inflate_syms.c: zlib_inflateSync - zlib_inflate/inflate_syms.c: zlib_inflateSyncPoint Signed-off-by: Adrian Bunk <bunk@stusta.de> Cc: Matt Mackall <mpm@selenic.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
		
							parent
							
								
									3af13763d6
								
							
						
					
					
						commit
						87c2ce3b93
					
				
					 7 changed files with 29 additions and 4 deletions
				
			
		| 
						 | 
				
			
			@ -442,9 +442,11 @@ extern int deflateInit2 (z_streamp strm,
 | 
			
		|||
   not perform any compression: this will be done by deflate().
 | 
			
		||||
*/
 | 
			
		||||
                            
 | 
			
		||||
#if 0
 | 
			
		||||
extern int zlib_deflateSetDictionary (z_streamp strm,
 | 
			
		||||
						     const Byte *dictionary,
 | 
			
		||||
						     uInt  dictLength);
 | 
			
		||||
#endif
 | 
			
		||||
/*
 | 
			
		||||
     Initializes the compression dictionary from the given byte sequence
 | 
			
		||||
   without producing any compressed output. This function must be called
 | 
			
		||||
| 
						 | 
				
			
			@ -478,7 +480,10 @@ extern int zlib_deflateSetDictionary (z_streamp strm,
 | 
			
		|||
   perform any compression: this will be done by deflate().
 | 
			
		||||
*/
 | 
			
		||||
 | 
			
		||||
#if 0
 | 
			
		||||
extern int zlib_deflateCopy (z_streamp dest, z_streamp source);
 | 
			
		||||
#endif
 | 
			
		||||
 | 
			
		||||
/*
 | 
			
		||||
     Sets the destination stream as a complete copy of the source stream.
 | 
			
		||||
 | 
			
		||||
| 
						 | 
				
			
			@ -511,7 +516,9 @@ static inline unsigned long deflateBound(unsigned long s)
 | 
			
		|||
	return s + ((s + 7) >> 3) + ((s + 63) >> 6) + 11;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
#if 0
 | 
			
		||||
extern int zlib_deflateParams (z_streamp strm, int level, int strategy);
 | 
			
		||||
#endif
 | 
			
		||||
/*
 | 
			
		||||
     Dynamically update the compression level and compression strategy.  The
 | 
			
		||||
   interpretation of level and strategy is as in deflateInit2.  This can be
 | 
			
		||||
| 
						 | 
				
			
			@ -571,7 +578,9 @@ extern int zlib_inflateSetDictionary (z_streamp strm,
 | 
			
		|||
   inflate().
 | 
			
		||||
*/
 | 
			
		||||
 | 
			
		||||
#if 0
 | 
			
		||||
extern int zlib_inflateSync (z_streamp strm);
 | 
			
		||||
#endif
 | 
			
		||||
/* 
 | 
			
		||||
    Skips invalid compressed data until a full flush point (see above the
 | 
			
		||||
  description of deflate with Z_FULL_FLUSH) can be found, or until all
 | 
			
		||||
| 
						 | 
				
			
			@ -636,7 +645,9 @@ extern int zlib_inflateInit2_ (z_streamp strm, int  windowBits,
 | 
			
		|||
#endif
 | 
			
		||||
 | 
			
		||||
extern const char  * zlib_zError           (int err);
 | 
			
		||||
#if 0
 | 
			
		||||
extern int           zlib_inflateSyncPoint (z_streamp z);
 | 
			
		||||
#endif
 | 
			
		||||
extern const uLong * zlib_get_crc_table    (void);
 | 
			
		||||
 | 
			
		||||
#endif /* _ZLIB_H */
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -255,6 +255,7 @@ int zlib_deflateInit2_(
 | 
			
		|||
}
 | 
			
		||||
 | 
			
		||||
/* ========================================================================= */
 | 
			
		||||
#if 0
 | 
			
		||||
int zlib_deflateSetDictionary(
 | 
			
		||||
	z_streamp strm,
 | 
			
		||||
	const Byte *dictionary,
 | 
			
		||||
| 
						 | 
				
			
			@ -297,6 +298,7 @@ int zlib_deflateSetDictionary(
 | 
			
		|||
    if (hash_head) hash_head = 0;  /* to make compiler happy */
 | 
			
		||||
    return Z_OK;
 | 
			
		||||
}
 | 
			
		||||
#endif  /*  0  */
 | 
			
		||||
 | 
			
		||||
/* ========================================================================= */
 | 
			
		||||
int zlib_deflateReset(
 | 
			
		||||
| 
						 | 
				
			
			@ -330,6 +332,7 @@ int zlib_deflateReset(
 | 
			
		|||
}
 | 
			
		||||
 | 
			
		||||
/* ========================================================================= */
 | 
			
		||||
#if 0
 | 
			
		||||
int zlib_deflateParams(
 | 
			
		||||
	z_streamp strm,
 | 
			
		||||
	int level,
 | 
			
		||||
| 
						 | 
				
			
			@ -365,6 +368,7 @@ int zlib_deflateParams(
 | 
			
		|||
    s->strategy = strategy;
 | 
			
		||||
    return err;
 | 
			
		||||
}
 | 
			
		||||
#endif  /*  0  */
 | 
			
		||||
 | 
			
		||||
/* =========================================================================
 | 
			
		||||
 * Put a short in the pending buffer. The 16-bit value is put in MSB order.
 | 
			
		||||
| 
						 | 
				
			
			@ -572,6 +576,7 @@ int zlib_deflateEnd(
 | 
			
		|||
/* =========================================================================
 | 
			
		||||
 * Copy the source state to the destination state.
 | 
			
		||||
 */
 | 
			
		||||
#if 0
 | 
			
		||||
int zlib_deflateCopy (
 | 
			
		||||
	z_streamp dest,
 | 
			
		||||
	z_streamp source
 | 
			
		||||
| 
						 | 
				
			
			@ -624,6 +629,7 @@ int zlib_deflateCopy (
 | 
			
		|||
    return Z_OK;
 | 
			
		||||
#endif
 | 
			
		||||
}
 | 
			
		||||
#endif  /*  0  */
 | 
			
		||||
 | 
			
		||||
/* ===========================================================================
 | 
			
		||||
 * Read a new buffer from the current input stream, update the adler32
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -16,6 +16,4 @@ EXPORT_SYMBOL(zlib_deflateInit_);
 | 
			
		|||
EXPORT_SYMBOL(zlib_deflateInit2_);
 | 
			
		||||
EXPORT_SYMBOL(zlib_deflateEnd);
 | 
			
		||||
EXPORT_SYMBOL(zlib_deflateReset);
 | 
			
		||||
EXPORT_SYMBOL(zlib_deflateCopy);
 | 
			
		||||
EXPORT_SYMBOL(zlib_deflateParams);
 | 
			
		||||
MODULE_LICENSE("GPL");
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -338,6 +338,7 @@ int zlib_inflate_blocks_free(
 | 
			
		|||
}
 | 
			
		||||
 | 
			
		||||
 | 
			
		||||
#if 0
 | 
			
		||||
void zlib_inflate_set_dictionary(
 | 
			
		||||
	inflate_blocks_statef *s,
 | 
			
		||||
	const Byte *d,
 | 
			
		||||
| 
						 | 
				
			
			@ -347,15 +348,18 @@ void zlib_inflate_set_dictionary(
 | 
			
		|||
  memcpy(s->window, d, n);
 | 
			
		||||
  s->read = s->write = s->window + n;
 | 
			
		||||
}
 | 
			
		||||
#endif  /*  0  */
 | 
			
		||||
 | 
			
		||||
 | 
			
		||||
/* Returns true if inflate is currently at the end of a block generated
 | 
			
		||||
 * by Z_SYNC_FLUSH or Z_FULL_FLUSH. 
 | 
			
		||||
 * IN assertion: s != NULL
 | 
			
		||||
 */
 | 
			
		||||
#if 0
 | 
			
		||||
int zlib_inflate_blocks_sync_point(
 | 
			
		||||
	inflate_blocks_statef *s
 | 
			
		||||
)
 | 
			
		||||
{
 | 
			
		||||
  return s->mode == LENS;
 | 
			
		||||
}
 | 
			
		||||
#endif  /*  0  */
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -33,12 +33,16 @@ extern int zlib_inflate_blocks_free (
 | 
			
		|||
    inflate_blocks_statef *,
 | 
			
		||||
    z_streamp);
 | 
			
		||||
 | 
			
		||||
#if 0
 | 
			
		||||
extern void zlib_inflate_set_dictionary (
 | 
			
		||||
    inflate_blocks_statef *s,
 | 
			
		||||
    const Byte *d,  /* dictionary */
 | 
			
		||||
    uInt  n);       /* dictionary length */
 | 
			
		||||
#endif  /*  0  */
 | 
			
		||||
 | 
			
		||||
#if 0
 | 
			
		||||
extern int zlib_inflate_blocks_sync_point (
 | 
			
		||||
    inflate_blocks_statef *s);
 | 
			
		||||
#endif  /*  0  */
 | 
			
		||||
 | 
			
		||||
#endif /* _INFBLOCK_H */
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -15,8 +15,6 @@ EXPORT_SYMBOL(zlib_inflate);
 | 
			
		|||
EXPORT_SYMBOL(zlib_inflateInit_);
 | 
			
		||||
EXPORT_SYMBOL(zlib_inflateInit2_);
 | 
			
		||||
EXPORT_SYMBOL(zlib_inflateEnd);
 | 
			
		||||
EXPORT_SYMBOL(zlib_inflateSync);
 | 
			
		||||
EXPORT_SYMBOL(zlib_inflateReset);
 | 
			
		||||
EXPORT_SYMBOL(zlib_inflateSyncPoint);
 | 
			
		||||
EXPORT_SYMBOL(zlib_inflateIncomp); 
 | 
			
		||||
MODULE_LICENSE("GPL");
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -7,6 +7,7 @@
 | 
			
		|||
#include "infblock.h"
 | 
			
		||||
#include "infutil.h"
 | 
			
		||||
 | 
			
		||||
#if 0
 | 
			
		||||
int zlib_inflateSync(
 | 
			
		||||
	z_streamp z
 | 
			
		||||
)
 | 
			
		||||
| 
						 | 
				
			
			@ -57,6 +58,7 @@ int zlib_inflateSync(
 | 
			
		|||
  z->state->mode = BLOCKS;
 | 
			
		||||
  return Z_OK;
 | 
			
		||||
}
 | 
			
		||||
#endif  /*  0  */
 | 
			
		||||
 | 
			
		||||
 | 
			
		||||
/* Returns true if inflate is currently at the end of a block generated
 | 
			
		||||
| 
						 | 
				
			
			@ -66,6 +68,7 @@ int zlib_inflateSync(
 | 
			
		|||
 * decompressing, PPP checks that at the end of input packet, inflate is
 | 
			
		||||
 * waiting for these length bytes.
 | 
			
		||||
 */
 | 
			
		||||
#if 0
 | 
			
		||||
int zlib_inflateSyncPoint(
 | 
			
		||||
	z_streamp z
 | 
			
		||||
)
 | 
			
		||||
| 
						 | 
				
			
			@ -74,6 +77,7 @@ int zlib_inflateSyncPoint(
 | 
			
		|||
    return Z_STREAM_ERROR;
 | 
			
		||||
  return zlib_inflate_blocks_sync_point(z->state->blocks);
 | 
			
		||||
}
 | 
			
		||||
#endif  /*  0  */
 | 
			
		||||
 | 
			
		||||
/*
 | 
			
		||||
 * This subroutine adds the data at next_in/avail_in to the output history
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
		Loading…
	
		Reference in a new issue