zlib: Update to upstream version 1.2.11

(cherry picked from commit 6a3dae5be9)
This commit is contained in:
Rémi Verschelde 2017-01-16 17:58:34 +01:00
parent 1f2293d5cc
commit b351d4cbc1
9 changed files with 30 additions and 24 deletions

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@ -201,7 +201,7 @@ Files extracted from upstream source:
## zlib
- Upstream: http://www.zlib.net/
- Version: 1.2.10
- Version: 1.2.11
- License: zlib
Files extracted from upstream source:

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@ -52,7 +52,7 @@
#include "deflate.h"
const char deflate_copyright[] =
" deflate 1.2.10 Copyright 1995-2017 Jean-loup Gailly and Mark Adler ";
" deflate 1.2.11 Copyright 1995-2017 Jean-loup Gailly and Mark Adler ";
/*
If you use the zlib library in a product, an acknowledgment is welcome
in the documentation of your product. If for some reason you cannot
@ -586,7 +586,8 @@ int ZEXPORT deflateParams(strm, level, strategy)
}
func = configuration_table[s->level].func;
if ((strategy != s->strategy || func != configuration_table[level].func)) {
if ((strategy != s->strategy || func != configuration_table[level].func) &&
s->high_water) {
/* Flush the last buffer: */
int err = deflate(strm, Z_BLOCK);
if (err == Z_STREAM_ERROR)
@ -1671,8 +1672,6 @@ local block_state deflate_stored(s, flush)
len = left + s->strm->avail_in; /* limit len to the input */
if (len > have)
len = have; /* limit len to the output */
if (left > len)
left = len; /* limit window pull to len */
/* If the stored block would be less than min_block in length, or if
* unable to copy all of the available input when flushing, then try
@ -1681,13 +1680,13 @@ local block_state deflate_stored(s, flush)
*/
if (len < min_block && ((len == 0 && flush != Z_FINISH) ||
flush == Z_NO_FLUSH ||
len - left != s->strm->avail_in))
len != left + s->strm->avail_in))
break;
/* Make a dummy stored block in pending to get the header bytes,
* including any pending bits. This also updates the debugging counts.
*/
last = flush == Z_FINISH && len - left == s->strm->avail_in ? 1 : 0;
last = flush == Z_FINISH && len == left + s->strm->avail_in ? 1 : 0;
_tr_stored_block(s, (char *)0, 0L, last);
/* Replace the lengths in the dummy stored block with len. */
@ -1699,14 +1698,16 @@ local block_state deflate_stored(s, flush)
/* Write the stored block header bytes. */
flush_pending(s->strm);
/* Update debugging counts for the data about to be copied. */
#ifdef ZLIB_DEBUG
/* Update debugging counts for the data about to be copied. */
s->compressed_len += len << 3;
s->bits_sent += len << 3;
#endif
/* Copy uncompressed bytes from the window to next_out. */
if (left) {
if (left > len)
left = len;
zmemcpy(s->strm->next_out, s->window + s->block_start, left);
s->strm->next_out += left;
s->strm->avail_out -= left;
@ -1756,6 +1757,8 @@ local block_state deflate_stored(s, flush)
s->block_start = s->strstart;
s->insert += MIN(used, s->w_size - s->insert);
}
if (s->high_water < s->strstart)
s->high_water = s->strstart;
/* If the last block was written to next_out, then done. */
if (last)
@ -1783,6 +1786,8 @@ local block_state deflate_stored(s, flush)
read_buf(s->strm, s->window + s->strstart, have);
s->strstart += have;
}
if (s->high_water < s->strstart)
s->high_water = s->strstart;
/* There was not enough avail_out to write a complete worthy or flushed
* stored block to next_out. Write a stored block to pending instead, if we

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@ -1,5 +1,5 @@
/* gzlib.c -- zlib functions common to reading and writing gzip files
* Copyright (C) 2004, 2010, 2011, 2012, 2013, 2016 Mark Adler
* Copyright (C) 2004-2017 Mark Adler
* For conditions of distribution and use, see copyright notice in zlib.h
*/

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@ -1,5 +1,5 @@
/* gzwrite.c -- zlib functions for writing gzip files
* Copyright (C) 2004, 2005, 2010, 2011, 2012, 2013, 2016 Mark Adler
* Copyright (C) 2004-2017 Mark Adler
* For conditions of distribution and use, see copyright notice in zlib.h
*/

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@ -1,5 +1,5 @@
/* inffast.c -- fast decoding
* Copyright (C) 1995-2008, 2010, 2013, 2016 Mark Adler
* Copyright (C) 1995-2017 Mark Adler
* For conditions of distribution and use, see copyright notice in zlib.h
*/

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@ -9,7 +9,7 @@
#define MAXBITS 15
const char inflate_copyright[] =
" inflate 1.2.10 Copyright 1995-2017 Mark Adler ";
" inflate 1.2.11 Copyright 1995-2017 Mark Adler ";
/*
If you use the zlib library in a product, an acknowledgment is welcome
in the documentation of your product. If for some reason you cannot
@ -62,7 +62,7 @@ unsigned short FAR *work;
35, 43, 51, 59, 67, 83, 99, 115, 131, 163, 195, 227, 258, 0, 0};
static const unsigned short lext[31] = { /* Length codes 257..285 extra */
16, 16, 16, 16, 16, 16, 16, 16, 17, 17, 17, 17, 18, 18, 18, 18,
19, 19, 19, 19, 20, 20, 20, 20, 21, 21, 21, 21, 16, 192, 202};
19, 19, 19, 19, 20, 20, 20, 20, 21, 21, 21, 21, 16, 77, 202};
static const unsigned short dbase[32] = { /* Distance codes 0..29 base */
1, 2, 3, 4, 5, 7, 9, 13, 17, 25, 33, 49, 65, 97, 129, 193,
257, 385, 513, 769, 1025, 1537, 2049, 3073, 4097, 6145,

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@ -1,5 +1,5 @@
/* trees.c -- output deflated data using Huffman coding
* Copyright (C) 1995-2016 Jean-loup Gailly
* Copyright (C) 1995-2017 Jean-loup Gailly
* detect_data_type() function provided freely by Cosmin Truta, 2006
* For conditions of distribution and use, see copyright notice in zlib.h
*/
@ -906,7 +906,7 @@ void ZLIB_INTERNAL _tr_align(s)
/* ===========================================================================
* Determine the best encoding for the current block: dynamic trees, static
* trees or store, and output the encoded block to the zip file.
* trees or store, and write out the encoded block.
*/
void ZLIB_INTERNAL _tr_flush_block(s, buf, stored_len, last)
deflate_state *s;

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@ -1,5 +1,5 @@
/* zlib.h -- interface of the 'zlib' general purpose compression library
version 1.2.10, January 2nd, 2017
version 1.2.11, January 15th, 2017
Copyright (C) 1995-2017 Jean-loup Gailly and Mark Adler
@ -37,11 +37,11 @@
extern "C" {
#endif
#define ZLIB_VERSION "1.2.10"
#define ZLIB_VERNUM 0x12a0
#define ZLIB_VERSION "1.2.11"
#define ZLIB_VERNUM 0x12b0
#define ZLIB_VER_MAJOR 1
#define ZLIB_VER_MINOR 2
#define ZLIB_VER_REVISION 10
#define ZLIB_VER_REVISION 11
#define ZLIB_VER_SUBREVISION 0
/*
@ -712,10 +712,11 @@ ZEXTERN int ZEXPORT deflateParams OF((z_streamp strm,
used to switch between compression and straight copy of the input data, or
to switch to a different kind of input data requiring a different strategy.
If the compression approach (which is a function of the level) or the
strategy is changed, then the input available so far is compressed with the
old level and strategy using deflate(strm, Z_BLOCK). There are three
approaches for the compression levels 0, 1..3, and 4..9 respectively. The
new level and strategy will take effect at the next call of deflate().
strategy is changed, and if any input has been consumed in a previous
deflate() call, then the input available so far is compressed with the old
level and strategy using deflate(strm, Z_BLOCK). There are three approaches
for the compression levels 0, 1..3, and 4..9 respectively. The new level
and strategy will take effect at the next call of deflate().
If a deflate(strm, Z_BLOCK) is performed by deflateParams(), and it does
not have enough output space to complete, then the parameter change will not

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@ -1,5 +1,5 @@
/* zutil.c -- target dependent utility functions for the compression library
* Copyright (C) 1995-2005, 2010, 2011, 2012, 2016 Jean-loup Gailly
* Copyright (C) 1995-2017 Jean-loup Gailly
* For conditions of distribution and use, see copyright notice in zlib.h
*/