[libpng16] Imported from libpng-1.6.33.tar

This commit is contained in:
Glenn Randers-Pehrson 2017-09-28 13:57:00 -05:00
parent 414de98047
commit 2ee8cb0559
31 changed files with 266 additions and 78 deletions

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@ -1,36 +1,32 @@
Libpng 1.6.33rc02 - September 23, 2017
Libpng 1.6.33 - September 28, 2017
This is not intended to be a public release. It will be replaced
within a few weeks by a public version or by another test version.
This is a public release of libpng, intended for use in production codes.
Files available for download:
Source files with LF line endings (for Unix/Linux) and with a
"configure" script
1.6.33rc02.tar.xz (LZMA-compressed, recommended)
1.6.33rc02.tar.gz
libpng-1.6.33.tar.xz (LZMA-compressed, recommended)
libpng-1.6.33.tar.gz
Source files with CRLF line endings (for Windows), without the
"configure" script
lp1633r02.7z (LZMA-compressed, recommended)
lp1633r02.zip
lpng1633.7z (LZMA-compressed, recommended)
lpng1633.zip
Other information:
1.6.33rc02-README.txt
1.6.33rc02-LICENSE.txt
libpng-1.6.33rc02-*.asc (armored detached GPG signatures)
libpng-1.6.33-README.txt
libpng-1.6.33-LICENSE.txt
libpng-1.6.33-*.asc (armored detached GPG signatures)
Changes since the last public release (1.6.32):
Version 1.6.33beta01 [August 28, 2017]
Added PNGMINUS_UNUSED macro to contrib/pngminus/p*.c and added missing
parenthesis in contrib/pngminus/pnm2png.c (bug report by Christian Hesse).
Fixed off-by-one error in png_do_check_palette_indexes() (Bug report
by Mick P., Source Forge Issue #269).
Version 1.6.33beta02 [September 3, 2017]
Initialize png_handler.row_ptr in contrib/oss-fuzz/libpng_read_fuzzer.cc
to fix shortlived oss-fuzz issue 3234.
Compute a larger limit on IDAT because some applications write a deflate
@ -38,15 +34,11 @@ Version 1.6.33beta02 [September 3, 2017]
Use current date (DATE) instead of release-date (RDATE) in last
changed date of contrib/oss-fuzz files.
Enabled ARM support in CMakeLists.txt (Bernd Kuhls).
Version 1.6.33beta03 [September 14, 2017]
Fixed incorrect typecast of some arguments to png_malloc() and
png_calloc() that were png_uint_32 instead of png_alloc_size_t
(Bug report by "irwir" in Github libpng issue #175).
Use pnglibconf.h.prebuilt when building for ANDROID with cmake (Github
issue 162, by rcdailey).
Version 1.6.33rc01 [September 20, 2017]
Initialize memory allocated by png_inflate to zero, using memset, to
stop an oss-fuzz "use of uninitialized value" detection in png_set_text_2()
due to truncated iTXt or zTXt chunk.
@ -54,13 +46,14 @@ Version 1.6.33rc01 [September 20, 2017]
stop an oss-fuzz "use of uninitialized value" detection in
png_icc_check_tag_table() due to truncated iCCP chunk.
Removed a redundant test (suggested by "irwir" in Github issue #180).
Version 1.6.33rc02 [September 23, 2017]
Added an interlaced version of each file in contrib/pngsuite.
Relocate new memset() call in pngrutil.c.
Removed more redundant tests (suggested by "irwir" in Github issue #180).
Add support for loading images with associated alpha in the Simplified
API (Samuel Williams).
Revert contrib/oss-fuzz/libpng_read_fuzzer.cc to libpng-1.6.32 state.
Initialize png_handler.row_ptr in contrib/oss-fuzz/libpng_read_fuzzer.cc
Add end_info structure and png_read_end() to the libpng fuzzer.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit

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@ -6032,6 +6032,11 @@ Version 1.6.33rc02 [September 23, 2017]
Add support for loading images with associated alpha in the Simplified
API (Samuel Williams).
Version 1.6.33 [September 28, 2017]
Revert contrib/oss-fuzz/libpng_read_fuzzer.cc to libpng-1.6.32 state.
Initialize png_handler.row_ptr in contrib/oss-fuzz/libpng_read_fuzzer.cc
Add end_info structure and png_read_end() to the libpng fuzzer.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit
https://lists.sourceforge.net/lists/listinfo/png-mng-implement

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@ -844,7 +844,7 @@ endif(NOT WIN32 OR CYGWIN OR MINGW)
# SET UP LINKS
if(PNG_SHARED)
set_target_properties(png PROPERTIES
# VERSION 16.${PNGLIB_RELEASE}.1.6.33rc02
# VERSION 16.${PNGLIB_RELEASE}.1.6.33
VERSION 16.${PNGLIB_RELEASE}.0
SOVERSION 16
CLEAN_DIRECT_OUTPUT 1)

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@ -10,7 +10,7 @@ this sentence.
This code is released under the libpng license.
libpng versions 1.0.7, July 1, 2000 through 1.6.33rc02, September 23, 2017 are
libpng versions 1.0.7, July 1, 2000 through 1.6.33, September 28, 2017 are
Copyright (c) 2000-2002, 2004, 2006-2017 Glenn Randers-Pehrson, are
derived from libpng-1.0.6, and are distributed according to the same
disclaimer and license as libpng-1.0.6 with the following individuals
@ -130,4 +130,4 @@ any encryption software. See the EAR, paragraphs 734.3(b)(3) and
Glenn Randers-Pehrson
glennrp at users.sourceforge.net
September 23, 2017
September 28, 2017

2
README
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@ -1,4 +1,4 @@
README for libpng version 1.6.33rc02 - September 23, 2017 (shared library 16.0)
README for libpng version 1.6.33 - September 28, 2017 (shared library 16.0)
See the note about version numbers near the top of png.h
See INSTALL for instructions on how to install libpng.

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@ -25,7 +25,7 @@ AC_PREREQ([2.68])
dnl Version number stuff here:
AC_INIT([libpng],[1.6.33rc02],[png-mng-implement@lists.sourceforge.net])
AC_INIT([libpng],[1.6.33],[png-mng-implement@lists.sourceforge.net])
AC_CONFIG_MACRO_DIR([scripts])
# libpng does not follow GNU file name conventions (hence 'foreign')
@ -46,7 +46,7 @@ dnl automake, so the following is not necessary (and is not defined anyway):
dnl AM_PREREQ([1.11.2])
dnl stop configure from automagically running automake
PNGLIB_VERSION=1.6.33rc02
PNGLIB_VERSION=1.6.33
PNGLIB_MAJOR=1
PNGLIB_MINOR=6
PNGLIB_RELEASE=33

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@ -1,4 +1,4 @@
Last changed in libpng 1.6.33 [(PENDING RELEASE)]
Last changed in libpng 1.6.33 [September 28, 2017]
Copyright (c) 2017 Glenn Randers-Pehrson
This code is released under the libpng license.

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@ -14,7 +14,7 @@
# See the License for the specific language governing permissions and
# limitations under the License.
#
# Last changed in libpng 1.6.33 [(PENDING RELEASE)]
# Last changed in libpng 1.6.33 [September 28, 2017]
#
# Revisions by Glenn Randers-Pehson, 2017:
# 1. Build only the library, not the tools (changed "make -j$(nproc) all" to
@ -37,13 +37,13 @@ make -j$(nproc) clean
make -j$(nproc) libpng16.la
# build libpng_read_fuzzer.
$CXX $CXXFLAGS -O0 -std=c++11 -I. \
$CXX $CXXFLAGS -std=c++11 -I. \
$SRC/libpng/contrib/oss-fuzz/libpng_read_fuzzer.cc \
-o $OUT/libpng_read_fuzzer \
-lFuzzingEngine .libs/libpng16.a -lz
# add seed corpus.
find $SRC/libpng -name "*.png" | \
find $SRC/libpng -name "*.png" | grep -v crashers | \
xargs zip $OUT/libpng_read_fuzzer_seed_corpus.zip
cp $SRC/libpng/contrib/oss-fuzz/*.dict \

190
contrib/oss-fuzz/newcc Normal file
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@ -0,0 +1,190 @@
// libpng_read_fuzzer.cc
// Copyright 2017 Glenn Randers-Pehrson
// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that may
// be found in the LICENSE file https://cs.chromium.org/chromium/src/LICENSE
// Last changed in libpng 1.6.33beta03 [September 27, 2017]
// The modifications in 2017 by Glenn Randers-Pehrson include
// 1. addition of a PNG_CLEANUP macro,
// 2. setting the option to ignore ADLER32 checksums,
// 3. adding "#include <string.h>" which is needed on some platforms
// to provide memcpy().
// 4. adding read_end_info() and creating an end_info structure.
#include <stddef.h>
#include <stdint.h>
#include <string.h>
#include <vector>
#define PNG_INTERNAL
#include "png.h"
struct BufState {
const uint8_t* data;
size_t bytes_left;
};
struct PngObjectHandler {
png_infop info_ptr = nullptr;
png_structp png_ptr = nullptr;
png_infop end_info_ptr = nullptr;
png_voidp row_ptr = nullptr;
BufState* buf_state = nullptr;
~PngObjectHandler() {
if (row_ptr)
png_free(png_ptr, row_ptr);
if (end_info_ptr)
png_destroy_read_struct(&png_ptr, &info_ptr, &end_info_ptr);
else if (info_ptr)
png_destroy_read_struct(&png_ptr, &info_ptr, nullptr);
else
png_destroy_read_struct(&png_ptr, nullptr, nullptr);
delete buf_state;
}
};
void user_read_data(png_structp png_ptr, png_bytep data, png_size_t length) {
BufState* buf_state = static_cast<BufState*>(png_get_io_ptr(png_ptr));
if (length > buf_state->bytes_left) {
png_error(png_ptr, "read error");
}
memcpy(data, buf_state->data, length);
buf_state->bytes_left -= length;
buf_state->data += length;
}
static const int kPngHeaderSize = 8;
// Entry point for LibFuzzer.
// Roughly follows the libpng book example:
// http://www.libpng.org/pub/png/book/chapter13.html
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
if (size < kPngHeaderSize) {
return 0;
}
std::vector<unsigned char> v(data, data + size);
if (png_sig_cmp(v.data(), 0, kPngHeaderSize)) {
// not a PNG.
return 0;
}
PngObjectHandler png_handler;
png_handler.png_ptr = nullptr;
png_handler.row_ptr = nullptr;
png_handler.info_ptr = nullptr;
png_handler.end_info_ptr = nullptr;
png_handler.png_ptr = png_create_read_struct
(PNG_LIBPNG_VER_STRING, nullptr, nullptr, nullptr);
if (!png_handler.png_ptr) {
return 0;
}
#define PNG_CLEANUP \
if(png_handler.png_ptr) \
{ \
if (png_handler.row_ptr) \
png_free(png_handler.png_ptr, png_handler.row_ptr); \
if (png_handler.end_info_ptr) \
png_destroy_read_struct(&png_handler.png_ptr, &png_handler.info_ptr,\
&png_handler.end_info_ptr); \
else if (png_handler.info_ptr) \
png_destroy_read_struct(&png_handler.png_ptr, &png_handler.info_ptr,\
nullptr); \
else \
png_destroy_read_struct(&png_handler.png_ptr, nullptr, nullptr); \
png_handler.png_ptr = nullptr; \
png_handler.row_ptr = nullptr; \
png_handler.info_ptr = nullptr; \
png_handler.end_info_ptr = nullptr; \
}
png_handler.info_ptr = png_create_info_struct(png_handler.png_ptr);
if (!png_handler.info_ptr) {
PNG_CLEANUP
return 0;
}
png_handler.end_info_ptr = png_create_info_struct(png_handler.png_ptr);
if (!png_handler.end_info_ptr) {
PNG_CLEANUP
return 0;
}
/* Treat benign errors as warnings */
png_set_benign_errors(png_handler.png_ptr, 1);
png_set_crc_action(png_handler.png_ptr, PNG_CRC_QUIET_USE, PNG_CRC_QUIET_USE);
#ifdef PNG_IGNORE_ADLER32
png_set_option(png_handler.png_ptr, PNG_IGNORE_ADLER32, PNG_OPTION_ON);
#endif
// Setting up reading from buffer.
png_handler.buf_state = new BufState();
png_handler.buf_state->data = data + kPngHeaderSize;
png_handler.buf_state->bytes_left = size - kPngHeaderSize;
png_set_read_fn(png_handler.png_ptr, png_handler.buf_state, user_read_data);
png_set_sig_bytes(png_handler.png_ptr, kPngHeaderSize);
if (setjmp(png_jmpbuf(png_handler.png_ptr))) {
PNG_CLEANUP
return 0;
}
// Reading.
png_read_info(png_handler.png_ptr, png_handler.info_ptr);
png_read_update_info(png_handler.png_ptr, png_handler.info_ptr);
png_handler.row_ptr = png_malloc(
png_handler.png_ptr, png_get_rowbytes(png_handler.png_ptr,
png_handler.info_ptr));
// reset error handler to put png_deleter into scope.
if (setjmp(png_jmpbuf(png_handler.png_ptr))) {
PNG_CLEANUP
return 0;
}
png_uint_32 width, height;
int bit_depth, color_type, interlace_type, compression_type;
int filter_type;
if (!png_get_IHDR(png_handler.png_ptr, png_handler.info_ptr, &width,
&height, &bit_depth, &color_type, &interlace_type,
&compression_type, &filter_type)) {
PNG_CLEANUP
return 0;
}
// This is going to be too slow.
if (width && height > 100000000 / width) {
PNG_CLEANUP
return 0;
}
int passes = png_set_interlace_handling(png_handler.png_ptr);
png_start_read_image(png_handler.png_ptr);
/* To do: prevent the optimizer from removing this code entirely */
for (int pass = 0; pass < passes; ++pass) {
for (png_uint_32 y = 0; y < height; ++y) {
png_read_row(png_handler.png_ptr,
static_cast<png_bytep>(png_handler.row_ptr), nullptr);
}
}
png_read_end(png_handler.png_ptr, png_handler.end_info_ptr);
PNG_CLEANUP
/* TO do: exercise the progressive reader here */
return 0;
}

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@ -1,6 +1,6 @@
libpng-manual.txt - A description on how to use and modify libpng
libpng version 1.6.33rc02 - September 23, 2017
libpng version 1.6.33 - September 28, 2017
Updated and distributed by Glenn Randers-Pehrson
<glennrp at users.sourceforge.net>
Copyright (c) 1998-2017 Glenn Randers-Pehrson
@ -11,7 +11,7 @@ libpng-manual.txt - A description on how to use and modify libpng
Based on:
libpng versions 0.97, January 1998, through 1.6.33rc02 - September 23, 2017
libpng versions 0.97, January 1998, through 1.6.33 - September 28, 2017
Updated and distributed by Glenn Randers-Pehrson
Copyright (c) 1998-2017 Glenn Randers-Pehrson
@ -5414,7 +5414,7 @@ Since the PNG Development group is an ad-hoc body, we can't make
an official declaration.
This is your unofficial assurance that libpng from version 0.71 and
upward through 1.6.33rc02 are Y2K compliant. It is my belief that earlier
upward through 1.6.33 are Y2K compliant. It is my belief that earlier
versions were also Y2K compliant.
Libpng only has two year fields. One is a 2-byte unsigned integer

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@ -1,6 +1,6 @@
.TH LIBPNG 3 "September 23, 2017"
.TH LIBPNG 3 "September 28, 2017"
.SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.6.33rc02
libpng \- Portable Network Graphics (PNG) Reference Library 1.6.33
.SH SYNOPSIS
\fB
#include <png.h>\fP
@ -518,7 +518,7 @@ Following is a copy of the libpng-manual.txt file that accompanies libpng.
.SH LIBPNG.TXT
libpng-manual.txt - A description on how to use and modify libpng
libpng version 1.6.33rc02 - September 23, 2017
libpng version 1.6.33 - September 28, 2017
Updated and distributed by Glenn Randers-Pehrson
<glennrp at users.sourceforge.net>
Copyright (c) 1998-2017 Glenn Randers-Pehrson
@ -529,7 +529,7 @@ libpng-manual.txt - A description on how to use and modify libpng
Based on:
libpng versions 0.97, January 1998, through 1.6.33rc02 - September 23, 2017
libpng versions 0.97, January 1998, through 1.6.33 - September 28, 2017
Updated and distributed by Glenn Randers-Pehrson
Copyright (c) 1998-2017 Glenn Randers-Pehrson
@ -5932,7 +5932,7 @@ Since the PNG Development group is an ad-hoc body, we can't make
an official declaration.
This is your unofficial assurance that libpng from version 0.71 and
upward through 1.6.33rc02 are Y2K compliant. It is my belief that earlier
upward through 1.6.33 are Y2K compliant. It is my belief that earlier
versions were also Y2K compliant.
Libpng only has two year fields. One is a 2-byte unsigned integer
@ -6090,7 +6090,7 @@ possible without all of you.
Thanks to Frank J. T. Wojcik for helping with the documentation.
Libpng version 1.6.33rc02 - September 23, 2017:
Libpng version 1.6.33 - September 28, 2017:
Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
@ -6115,7 +6115,7 @@ this sentence.
This code is released under the libpng license.
libpng versions 1.0.7, July 1, 2000 through 1.6.33rc02, September 23, 2017 are
libpng versions 1.0.7, July 1, 2000 through 1.6.33, September 28, 2017 are
Copyright (c) 2000-2002, 2004, 2006-2017 Glenn Randers-Pehrson, are
derived from libpng-1.0.6, and are distributed according to the same
disclaimer and license as libpng-1.0.6 with the following individuals
@ -6243,7 +6243,7 @@ files "pngbar.png" and "pngbar.jpg (88x31) and "pngnow.png" (98x31).
Glenn Randers-Pehrson
glennrp at users.sourceforge.net
September 23, 2017
September 28, 2017
.\" end of man page

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@ -1,6 +1,6 @@
.TH LIBPNGPF 3 "April 1, 2017"
.SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.6.33rc02
libpng \- Portable Network Graphics (PNG) Reference Library 1.6.33
(private functions)
.SH SYNOPSIS
\fB\fB#include \fI\fI"pngpriv.h"

8
png.c
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@ -1,7 +1,7 @@
/* png.c - location for general purpose libpng functions
*
* Last changed in libpng 1.6.33 [(PENDING RELEASE)]
* Last changed in libpng 1.6.33 [September 28, 2017]
* Copyright (c) 1998-2002,2004,2006-2017 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.)
@ -14,7 +14,7 @@
#include "pngpriv.h"
/* Generate a compiler error if there is an old png.h in the search path. */
typedef png_libpng_version_1_6_33rc02 Your_png_h_is_not_version_1_6_33rc02;
typedef png_libpng_version_1_6_33 Your_png_h_is_not_version_1_6_33;
#ifdef __GNUC__
/* The version tests may need to be added to, but the problem warning has
@ -816,14 +816,14 @@ png_get_copyright(png_const_structrp png_ptr)
#else
# ifdef __STDC__
return PNG_STRING_NEWLINE \
"libpng version 1.6.33rc02 - September 23, 2017" PNG_STRING_NEWLINE \
"libpng version 1.6.33 - September 28, 2017" PNG_STRING_NEWLINE \
"Copyright (c) 1998-2002,2004,2006-2017 Glenn Randers-Pehrson" \
PNG_STRING_NEWLINE \
"Copyright (c) 1996-1997 Andreas Dilger" PNG_STRING_NEWLINE \
"Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc." \
PNG_STRING_NEWLINE;
# else
return "libpng version 1.6.33rc02 - September 23, 2017\
return "libpng version 1.6.33 - September 28, 2017\
Copyright (c) 1998-2002,2004,2006-2017 Glenn Randers-Pehrson\
Copyright (c) 1996-1997 Andreas Dilger\
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.";

20
png.h
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@ -1,7 +1,7 @@
/* png.h - header file for PNG reference library
*
* libpng version 1.6.33rc02, September 23, 2017
* libpng version 1.6.33, September 28, 2017
*
* Copyright (c) 1998-2002,2004,2006-2017 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@ -12,7 +12,7 @@
* Authors and maintainers:
* libpng versions 0.71, May 1995, through 0.88, January 1996: Guy Schalnat
* libpng versions 0.89, June 1996, through 0.96, May 1997: Andreas Dilger
* libpng versions 0.97, January 1998, through 1.6.33rc02, September 23, 2017:
* libpng versions 0.97, January 1998, through 1.6.33, September 28, 2017:
* Glenn Randers-Pehrson.
* See also "Contributing Authors", below.
*/
@ -25,7 +25,7 @@
*
* This code is released under the libpng license.
*
* libpng versions 1.0.7, July 1, 2000 through 1.6.33rc02, September 23, 2017 are
* libpng versions 1.0.7, July 1, 2000 through 1.6.33, September 28, 2017 are
* Copyright (c) 2000-2002, 2004, 2006-2017 Glenn Randers-Pehrson, are
* derived from libpng-1.0.6, and are distributed according to the same
* disclaimer and license as libpng-1.0.6 with the following individuals
@ -241,13 +241,13 @@
* Y2K compliance in libpng:
* =========================
*
* September 23, 2017
* September 28, 2017
*
* Since the PNG Development group is an ad-hoc body, we can't make
* an official declaration.
*
* This is your unofficial assurance that libpng from version 0.71 and
* upward through 1.6.33rc02 are Y2K compliant. It is my belief that
* upward through 1.6.33 are Y2K compliant. It is my belief that
* earlier versions were also Y2K compliant.
*
* Libpng only has two year fields. One is a 2-byte unsigned integer
@ -309,8 +309,8 @@
*/
/* Version information for png.h - this should match the version in png.c */
#define PNG_LIBPNG_VER_STRING "1.6.33rc02"
#define PNG_HEADER_VERSION_STRING " libpng version 1.6.33rc02 - September 23, 2017\n"
#define PNG_LIBPNG_VER_STRING "1.6.33"
#define PNG_HEADER_VERSION_STRING " libpng version 1.6.33 - September 28, 2017\n"
#define PNG_LIBPNG_VER_SONUM 16
#define PNG_LIBPNG_VER_DLLNUM 16
@ -324,7 +324,7 @@
* PNG_LIBPNG_VER_STRING, omitting any leading zero:
*/
#define PNG_LIBPNG_VER_BUILD 02
#define PNG_LIBPNG_VER_BUILD 0
/* Release Status */
#define PNG_LIBPNG_BUILD_ALPHA 1
@ -341,7 +341,7 @@
#define PNG_LIBPNG_BUILD_SPECIAL 32 /* Cannot be OR'ed with
PNG_LIBPNG_BUILD_PRIVATE */
#define PNG_LIBPNG_BUILD_BASE_TYPE PNG_LIBPNG_BUILD_RC
#define PNG_LIBPNG_BUILD_BASE_TYPE PNG_LIBPNG_BUILD_STABLE
/* Careful here. At one time, Guy wanted to use 082, but that would be octal.
* We must not include leading zeros.
@ -459,7 +459,7 @@ extern "C" {
/* This triggers a compiler error in png.c, if png.c and png.h
* do not agree upon the version number.
*/
typedef char* png_libpng_version_1_6_33rc02;
typedef char* png_libpng_version_1_6_33;
/* Basic control structions. Read libpng-manual.txt or libpng.3 for more info.
*

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@ -1,7 +1,7 @@
/* pngconf.h - machine configurable file for libpng
*
* libpng version 1.6.33rc02, September 23, 2017
* libpng version 1.6.33, September 28, 2017
*
* Copyright (c) 1998-2002,2004,2006-2016 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

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@ -1,7 +1,7 @@
/* pngread.c - read a PNG file
*
* Last changed in libpng 1.6.33 [(PENDING RELEASE)]
* Last changed in libpng 1.6.33 [September 28, 2017]
* Copyright (c) 1998-2002,2004,2006-2017 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.)

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@ -1,7 +1,7 @@
/* pngrtran.c - transforms the data in a row for PNG readers
*
* Last changed in libpng 1.6.33 [(PENDING RELEASE)]
* Last changed in libpng 1.6.33 [September 28, 2017]
* Copyright (c) 1998-2002,2004,2006-2017 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.)

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@ -1,7 +1,7 @@
/* pngrutil.c - utilities to read a PNG file
*
* Last changed in libpng 1.6.33 [(PENDING RELEASE)]
* Last changed in libpng 1.6.33 [September 28, 2017]
* Copyright (c) 1998-2002,2004,2006-2017 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.)

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@ -2153,4 +2153,4 @@ main(void)
#endif
/* Generate a compiler error if there is an old png.h in the search path. */
typedef png_libpng_version_1_6_33rc02 Your_png_h_is_not_version_1_6_33rc02;
typedef png_libpng_version_1_6_33 Your_png_h_is_not_version_1_6_33;

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@ -1,7 +1,7 @@
/* pngtrans.c - transforms the data in a row (used by both readers and writers)
*
* Last changed in libpng 1.6.33 [(PENDING RELEASE)]
* Last changed in libpng 1.6.33 [September 28, 2017]
* Copyright (c) 1998-2002,2004,2006-2017 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.)

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@ -1,7 +1,7 @@
VisualStudio instructions
libpng version 1.6.33rc02 - September 23, 2017
libpng version 1.6.33 - September 28, 2017
Copyright (c) 2010,2013,2015 Glenn Randers-Pehrson

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@ -2,7 +2,7 @@
<!--
* zlib.props - location of zlib source
*
* libpng version 1.6.33rc02 - September 23, 2017
* libpng version 1.6.33 - September 28, 2017
*
* Copyright (c) 1998-2011 Glenn Randers-Pehrson
*

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@ -1,11 +1,11 @@
Makefiles for libpng version 1.6.33rc02 - September 23, 2017
Makefiles for libpng version 1.6.33 - September 28, 2017
pnglibconf.h.prebuilt => Stores configuration settings
makefile.linux => Linux/ELF makefile
(gcc, creates libpng16.so.16.1.6.33rc02)
(gcc, creates libpng16.so.16.1.6.33)
makefile.linux-opt=> Linux/ELF makefile with hardware optimizations on
(gcc, creates libpng16.so.16.1.6.33rc02)
(gcc, creates libpng16.so.16.1.6.33)
makefile.gcc => Generic makefile (gcc, creates static libpng.a)
makefile.knr => Archaic UNIX Makefile that converts files with
ansi2knr (Requires ansi2knr.c from
@ -35,12 +35,12 @@ pnglibconf.h.prebuilt => Stores configuration settings
makefile.os2 => OS/2 Makefile (gcc and emx, requires libpng.def)
makefile.sco => For SCO OSr5 ELF and Unixware 7 with Native cc
makefile.sggcc => Silicon Graphics (gcc,
creates libpng16.so.16.1.6.33rc02)
creates libpng16.so.16.1.6.33)
makefile.sgi => Silicon Graphics IRIX makefile (cc, creates static lib)
makefile.solaris => Solaris 2.X makefile (gcc,
creates libpng16.so.16.1.6.33rc02)
creates libpng16.so.16.1.6.33)
makefile.so9 => Solaris 9 makefile (gcc,
creates libpng16.so.16.1.6.33rc02)
creates libpng16.so.16.1.6.33)
makefile.std => Generic UNIX makefile (cc, creates static libpng.a)
makefile.sunos => Sun makefile
makefile.32sunu => Sun Ultra 32-bit makefile

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@ -21,7 +21,7 @@ PNG_DFN "OS2 DESCRIPTION "PNG image compression library""
PNG_DFN "OS2 CODE PRELOAD MOVEABLE DISCARDABLE"
PNG_DFN ""
PNG_DFN "EXPORTS"
PNG_DFN ";Version 1.6.33rc02"
PNG_DFN ";Version 1.6.33"
#define PNG_EXPORTA(ordinal, type, name, args, attributes)\
PNG_DFN "@" SYMBOL_PREFIX "@@" name "@"

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@ -11,7 +11,7 @@
# Modeled after libxml-config.
version=1.6.33rc02
version=1.6.33
prefix=""
libdir=""
libs=""

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@ -5,6 +5,6 @@ includedir=@includedir@/libpng16
Name: libpng
Description: Loads and saves PNG files
Version: 1.6.33rc02
Version: 1.6.33
Libs: -L${libdir} -lpng16
Cflags: -I${includedir}

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@ -17,7 +17,7 @@ INCSDIR=${LOCALBASE}/include/libpng16
LIB= png16
SHLIB_MAJOR= 0
SHLIB_MINOR= 1.6.33rc02
SHLIB_MINOR= 1.6.33
SRCS= png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
pngwtran.c pngmem.c pngerror.c pngpread.c

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@ -17,7 +17,7 @@ INCSDIR=${LOCALBASE}/include
LIB= png
SHLIB_MAJOR= 16
SHLIB_MINOR= 1.6.33rc02
SHLIB_MINOR= 1.6.33
SRCS= png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
pngwtran.c pngmem.c pngerror.c pngpread.c

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@ -11,7 +11,7 @@ LIBDIR= ${PREFIX}/lib
MANDIR= ${PREFIX}/man/cat
SHLIB_MAJOR= 16
SHLIB_MINOR= 1.6.33rc02
SHLIB_MINOR= 1.6.33
LIB= png
SRCS= png.c pngerror.c pngget.c pngmem.c pngpread.c \

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@ -1,8 +1,8 @@
/* libpng 1.6.33rc02 STANDARD API DEFINITION */
/* libpng 1.6.33 STANDARD API DEFINITION */
/* pnglibconf.h - library build configuration */
/* Libpng version 1.6.33rc02 - September 23, 2017 */
/* Libpng version 1.6.33 - September 28, 2017 */
/* Copyright (c) 1998-2017 Glenn Randers-Pehrson */

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@ -1,4 +1,4 @@
;Version 1.6.33rc02
;Version 1.6.33
;--------------------------------------------------------------
; LIBPNG symbol list as a Win32 DEF file
; Contains all the symbols that can be exported from libpng