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Merge branch releases/1.8 revisions r6168 through r6170 into trunk.
- Updates libpng to 1.6.37 (from 1.6.23) Note: Seems svn can't merge it automatic when a folder was removed and readded with same name. Easier to update libs by deleting all files - copying new ones over and then check svn stat for differences and resolve them manually. git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6171 dfc29bdd-3216-0410-991c-e03cc46cb475
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@ -1,10 +1,10 @@
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/* pngmem.c - stub functions for memory allocation
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*
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* Last changed in libpng 1.6.15 [November 20, 2014]
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* Copyright (c) 1998-2002,2004,2006-2014 Glenn Randers-Pehrson
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* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
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* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
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* Copyright (c) 2018 Cosmin Truta
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* Copyright (c) 1998-2002,2004,2006-2014,2016 Glenn Randers-Pehrson
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* Copyright (c) 1996-1997 Andreas Dilger
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* Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
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*
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* This code is released under the libpng license.
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* For conditions of distribution and use, see the disclaimer
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@ -66,7 +66,7 @@ png_calloc,(png_const_structrp png_ptr, png_alloc_size_t size),PNG_ALLOCATED)
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*/
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PNG_FUNCTION(png_voidp /* PRIVATE */,
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png_malloc_base,(png_const_structrp png_ptr, png_alloc_size_t size),
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PNG_ALLOCATED)
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PNG_ALLOCATED)
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{
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/* Moved to png_malloc_base from png_malloc_default in 1.6.0; the DOS
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* allocators have also been removed in 1.6.0, so any 16-bit system now has
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@ -107,9 +107,9 @@ png_malloc_base,(png_const_structrp png_ptr, png_alloc_size_t size),
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*/
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static png_voidp
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png_malloc_array_checked(png_const_structrp png_ptr, int nelements,
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size_t element_size)
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size_t element_size)
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{
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png_alloc_size_t req = nelements; /* known to be > 0 */
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png_alloc_size_t req = (png_alloc_size_t)nelements; /* known to be > 0 */
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if (req <= PNG_SIZE_MAX/element_size)
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return png_malloc_base(png_ptr, req * element_size);
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@ -120,7 +120,7 @@ png_malloc_array_checked(png_const_structrp png_ptr, int nelements,
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PNG_FUNCTION(png_voidp /* PRIVATE */,
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png_malloc_array,(png_const_structrp png_ptr, int nelements,
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size_t element_size),PNG_ALLOCATED)
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size_t element_size),PNG_ALLOCATED)
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{
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if (nelements <= 0 || element_size == 0)
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png_error(png_ptr, "internal error: array alloc");
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@ -130,7 +130,7 @@ png_malloc_array,(png_const_structrp png_ptr, int nelements,
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PNG_FUNCTION(png_voidp /* PRIVATE */,
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png_realloc_array,(png_const_structrp png_ptr, png_const_voidp old_array,
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int old_elements, int add_elements, size_t element_size),PNG_ALLOCATED)
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int old_elements, int add_elements, size_t element_size),PNG_ALLOCATED)
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{
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/* These are internal errors: */
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if (add_elements <= 0 || element_size == 0 || old_elements < 0 ||
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@ -143,7 +143,7 @@ png_realloc_array,(png_const_structrp png_ptr, png_const_voidp old_array,
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if (add_elements <= INT_MAX - old_elements)
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{
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png_voidp new_array = png_malloc_array_checked(png_ptr,
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old_elements+add_elements, element_size);
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old_elements+add_elements, element_size);
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if (new_array != NULL)
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{
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@ -154,7 +154,7 @@ png_realloc_array,(png_const_structrp png_ptr, png_const_voidp old_array,
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memcpy(new_array, old_array, element_size*(unsigned)old_elements);
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memset((char*)new_array + element_size*(unsigned)old_elements, 0,
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element_size*(unsigned)add_elements);
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element_size*(unsigned)add_elements);
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return new_array;
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}
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@ -187,7 +187,7 @@ png_malloc,(png_const_structrp png_ptr, png_alloc_size_t size),PNG_ALLOCATED)
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#ifdef PNG_USER_MEM_SUPPORTED
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PNG_FUNCTION(png_voidp,PNGAPI
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png_malloc_default,(png_const_structrp png_ptr, png_alloc_size_t size),
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PNG_ALLOCATED PNG_DEPRECATED)
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PNG_ALLOCATED PNG_DEPRECATED)
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{
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png_voidp ret;
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@ -210,7 +210,7 @@ png_malloc_default,(png_const_structrp png_ptr, png_alloc_size_t size),
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*/
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PNG_FUNCTION(png_voidp,PNGAPI
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png_malloc_warn,(png_const_structrp png_ptr, png_alloc_size_t size),
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PNG_ALLOCATED)
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PNG_ALLOCATED)
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{
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if (png_ptr != NULL)
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{
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