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[libpng14] Removed two useless #ifdef directives from pngread.c and

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one from pngrutil.c
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Glenn Randers-Pehrson 2012-02-19 22:58:50 -06:00
parent 8beb593bc2
commit 0d95b3d8dc
4 changed files with 9 additions and 11 deletions
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1
ANNOUNCE
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@ -27,6 +27,7 @@ Other information:
Changes since the last public release (1.4.8):
version 1.4.10beta01 [February 20, 2012]
Removed two useless #ifdef directives from pngread.c and one from pngrutil.c
Send comments/corrections/commendations to glennrp at users.sourceforge.net
or to png-mng-implement at lists.sf.net (subscription required; visit

1
CHANGES
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@ -2840,6 +2840,7 @@ version 1.4.9 [February 18, 2012]
No changes.
version 1.4.10beta01 [February 20, 2012]
Removed two useless #ifdef directives from pngread.c and one from pngrutil.c
Send comments/corrections/commendations to glennrp at users.sourceforge.net
or to png-mng-implement at lists.sf.net (subscription required; visit

12
pngread.c
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@ -1,8 +1,8 @@
/* pngread.c - read a PNG file
*
* Last changed in libpng 1.4.6 [March 8, 2011]
* Copyright (c) 1998-2011 Glenn Randers-Pehrson
* Last changed in libpng 1.4.10 [February 20, 2012]
* Copyright (c) 1998-2012 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
*
@ -70,14 +70,12 @@ png_create_read_struct_2(png_const_charp user_png_ver, png_voidp error_ptr,
#ifdef PNG_USER_LIMITS_SUPPORTED
png_ptr->user_width_max = PNG_USER_WIDTH_MAX;
png_ptr->user_height_max = PNG_USER_HEIGHT_MAX;
# ifdef PNG_USER_CHUNK_CACHE_MAX
/* Added at libpng-1.2.43 and 1.4.0 */
png_ptr->user_chunk_cache_max = PNG_USER_CHUNK_CACHE_MAX;
# endif
# ifdef PNG_SET_USER_CHUNK_MALLOC_MAX
/* Added at libpng-1.2.43 and 1.4.1 */
/* Added at libpng-1.4.1 */
png_ptr->user_chunk_malloc_max = PNG_USER_CHUNK_MALLOC_MAX;
# endif
#endif
#ifdef PNG_SETJMP_SUPPORTED

6
pngrutil.c
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@ -1,7 +1,7 @@
/* pngrutil.c - utilities to read a PNG file
*
* Last changed in libpng 1.4.9 [February 18, 2012]
* Last changed in libpng 1.4.10 [February 20, 2012]
* Copyright (c) 1998-2012 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
@ -379,14 +379,12 @@ png_decompress_chunk(png_structp png_ptr, int comp_type,
*/
if (prefix_size >= (~(png_size_t)0) - 1 ||
expanded_size >= (~(png_size_t)0) - 1 - prefix_size
#ifdef PNG_SET_CHUNK_MALLOC_LIMIT_SUPPORTED
#ifdef PNG_USER_LIMITS_SUPPORTED
|| (png_ptr->user_chunk_malloc_max &&
(prefix_size + expanded_size >= png_ptr->user_chunk_malloc_max - 1))
#else
# ifdef PNG_USER_CHUNK_MALLOC_MAX
|| ((PNG_USER_CHUNK_MALLOC_MAX > 0) &&
prefix_size + expanded_size >= PNG_USER_CHUNK_MALLOC_MAX - 1)
# endif
#endif
)
png_warning(png_ptr, "Exceeded size limit while expanding chunk");