From 87c2ce3b9305b9b723faeedf6e32ef703ec9b33a Mon Sep 17 00:00:00 2001 From: Adrian Bunk Date: Mon, 9 Jan 2006 20:54:07 -0800 Subject: [PATCH] [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 Cc: Matt Mackall Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- include/linux/zlib.h | 11 +++++++++++ lib/zlib_deflate/deflate.c | 6 ++++++ lib/zlib_deflate/deflate_syms.c | 2 -- lib/zlib_inflate/infblock.c | 4 ++++ lib/zlib_inflate/infblock.h | 4 ++++ lib/zlib_inflate/inflate_syms.c | 2 -- lib/zlib_inflate/inflate_sync.c | 4 ++++ 7 files changed, 29 insertions(+), 4 deletions(-) diff --git a/include/linux/zlib.h b/include/linux/zlib.h index 74f7b78c22d2..4fa32f0d4df8 100644 --- a/include/linux/zlib.h +++ b/include/linux/zlib.h @@ -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 */ diff --git a/lib/zlib_deflate/deflate.c b/lib/zlib_deflate/deflate.c index ad9a1bf4fc63..1653dd9bb01a 100644 --- a/lib/zlib_deflate/deflate.c +++ b/lib/zlib_deflate/deflate.c @@ -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 diff --git a/lib/zlib_deflate/deflate_syms.c b/lib/zlib_deflate/deflate_syms.c index 5985b28c8e30..767b573d1ef6 100644 --- a/lib/zlib_deflate/deflate_syms.c +++ b/lib/zlib_deflate/deflate_syms.c @@ -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"); diff --git a/lib/zlib_inflate/infblock.c b/lib/zlib_inflate/infblock.c index 50f21ca4ef7f..c16cdeff51aa 100644 --- a/lib/zlib_inflate/infblock.c +++ b/lib/zlib_inflate/infblock.c @@ -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 */ diff --git a/lib/zlib_inflate/infblock.h b/lib/zlib_inflate/infblock.h index f5221ddf6054..ceee60b5107c 100644 --- a/lib/zlib_inflate/infblock.h +++ b/lib/zlib_inflate/infblock.h @@ -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 */ diff --git a/lib/zlib_inflate/inflate_syms.c b/lib/zlib_inflate/inflate_syms.c index aa1b08189121..ef49738f57ec 100644 --- a/lib/zlib_inflate/inflate_syms.c +++ b/lib/zlib_inflate/inflate_syms.c @@ -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"); diff --git a/lib/zlib_inflate/inflate_sync.c b/lib/zlib_inflate/inflate_sync.c index e07bdb21f55c..61411ff89d61 100644 --- a/lib/zlib_inflate/inflate_sync.c +++ b/lib/zlib_inflate/inflate_sync.c @@ -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 -- 2.20.1