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author | hbono@chromium.org <hbono@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2011-12-12 08:48:38 +0000 |
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committer | hbono@chromium.org <hbono@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2011-12-12 08:48:38 +0000 |
commit | d2dc209379ece2d8f4a4c05a6e84572109ab771d (patch) | |
tree | 6803c8f4065819a530b0c976968db043cbb5584c /deflate.h | |
parent | 37c5259d59b13363224273cc161108ef1c12cfc9 (diff) | |
download | zlib-d2dc209379ece2d8f4a4c05a6e84572109ab771d.tar.gz |
Update zlib to 1.2.5.
This change applies upstream patches from 1.2.3 to 1.2.5.
BUG=30704,39219
TEST=build and run Chrome without any valgrind errors.
Review URL: http://codereview.chromium.org/8806004
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: f159d38cb10c746d54e1f380c94878dbeb935b01
Diffstat (limited to 'deflate.h')
-rw-r--r-- | deflate.h | 37 |
1 files changed, 24 insertions, 13 deletions
@@ -1,5 +1,5 @@ /* deflate.h -- internal compression state - * Copyright (C) 1995-2004 Jean-loup Gailly + * Copyright (C) 1995-2010 Jean-loup Gailly * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -8,7 +8,7 @@ subject to change. Applications should only use zlib.h. */ -/* @(#) $Id: deflate.h,v 3.6 2005/08/04 19:14:14 tor%cs.brown.edu Exp $ */ +/* @(#) $Id$ */ #ifndef DEFLATE_H #define DEFLATE_H @@ -260,6 +260,13 @@ typedef struct internal_state { * are always zero. */ + ulg high_water; + /* High water mark offset in window for initialized bytes -- bytes above + * this are set to zero in order to avoid memory check warnings when + * longest match routines access bytes past the input. This is then + * updated to the new high water mark. + */ + } FAR deflate_state; /* Output a byte on the stream. @@ -278,14 +285,18 @@ typedef struct internal_state { * distances are limited to MAX_DIST instead of WSIZE. */ +#define WIN_INIT MAX_MATCH +/* Number of bytes after end of data in window to initialize in order to avoid + memory checker errors from longest match routines */ + /* in trees.c */ -void _tr_init OF((deflate_state *s)); -int _tr_tally OF((deflate_state *s, unsigned dist, unsigned lc)); -void _tr_flush_block OF((deflate_state *s, charf *buf, ulg stored_len, - int eof)); -void _tr_align OF((deflate_state *s)); -void _tr_stored_block OF((deflate_state *s, charf *buf, ulg stored_len, - int eof)); +void ZLIB_INTERNAL _tr_init OF((deflate_state *s)); +int ZLIB_INTERNAL _tr_tally OF((deflate_state *s, unsigned dist, unsigned lc)); +void ZLIB_INTERNAL _tr_flush_block OF((deflate_state *s, charf *buf, + ulg stored_len, int last)); +void ZLIB_INTERNAL _tr_align OF((deflate_state *s)); +void ZLIB_INTERNAL _tr_stored_block OF((deflate_state *s, charf *buf, + ulg stored_len, int last)); #define d_code(dist) \ ((dist) < 256 ? _dist_code[dist] : _dist_code[256+((dist)>>7)]) @@ -298,11 +309,11 @@ void _tr_stored_block OF((deflate_state *s, charf *buf, ulg stored_len, /* Inline versions of _tr_tally for speed: */ #if defined(GEN_TREES_H) || !defined(STDC) - extern uch _length_code[]; - extern uch _dist_code[]; + extern uch ZLIB_INTERNAL _length_code[]; + extern uch ZLIB_INTERNAL _dist_code[]; #else - extern const uch _length_code[]; - extern const uch _dist_code[]; + extern const uch ZLIB_INTERNAL _length_code[]; + extern const uch ZLIB_INTERNAL _dist_code[]; #endif # define _tr_tally_lit(s, c, flush) \ |