updated libpng to 1.4.4

avoids warnings for gcc2 (deprecated attribute)


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@39523 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/libs/png/pngconf.h

@@ -1,7 +1,7 @@
 
 /* pngconf.h - machine configurable file for libpng
  *
- * libpng version 1.4.3 - June 26, 2010
+ * libpng version 1.4.4 - September 23, 2010
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1998-2010 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@@ -44,14 +44,14 @@
  * includes the resource compiler for Windows DLL configurations.
  */
 #ifdef PNG_USER_CONFIG
+#  include "pngusr.h"
 #  ifndef PNG_USER_PRIVATEBUILD
 #    define PNG_USER_PRIVATEBUILD
 #  endif
-#  include "pngusr.h"
 #endif
 
 /*
- * If you create a private DLL you need to define in "pngusr.h" the followings:
+ * If you create a private DLL you should define in "pngusr.h" the following:
  * #define PNG_USER_PRIVATEBUILD <Describes by whom and why this version of
  *        the DLL was built>
  *  e.g. #define PNG_USER_PRIVATEBUILD "Build by MyCompany for xyz reasons."
@@ -59,7 +59,7 @@
  *        distinguish your DLL from those of the official release. These
  *        correspond to the trailing letters that come after the version
  *        number and must match your private DLL name>
- *  e.g. // private DLL "libpng13gx.dll"
+ *  e.g. // private DLL "libpng14gx.dll"
  *       #define PNG_USER_DLLFNAME_POSTFIX "gx"
  *
  * The following macros are also at your disposal if you want to complete the
@@ -269,11 +269,19 @@
  * #define PNG_NO_STDIO
  */
 
+#ifdef _WIN32_WCE
+#  define PNG_NO_CONSOLE_IO
+#  define PNG_NO_STDIO
+#  define PNG_NO_TIME_RFC1123
+#  ifdef PNG_DEBUG
+#    undef PNG_DEBUG
+#  endif
+#endif
+
 #if !defined(PNG_NO_STDIO) && !defined(PNG_STDIO_SUPPORTED)
 #  define PNG_STDIO_SUPPORTED
 #endif
 
-
 #ifdef PNG_BUILD_DLL
 #  if !defined(PNG_CONSOLE_IO_SUPPORTED) && !defined(PNG_NO_CONSOLE_IO)
 #    define PNG_NO_CONSOLE_IO
@@ -439,7 +447,7 @@
 
 /* The following uses const char * instead of char * for error
  * and warning message functions, so some compilers won't complain.
- * If you do not want to use const, define PNG_NO_CONST here.
+ * If you do not want to use const, define PNG_NO_CONST.
  */
 
 #ifndef PNG_CONST
@@ -454,8 +462,10 @@
  * library that you will not be using.  I wish I could figure out how to
  * automate this, but I can't do that without making it seriously hard
  * on the users.  So if you are not using an ability, change the #define
- * to and #undef, and that part of the library will not be compiled.  If
+ * to an #undef, or pass in PNG_NO_feature and that part of the library
- * your linker can't find a function, you may want to make sure the
+ * will not be compiled.
+
+ * If your linker can't find a function, you may want to make sure the
  * ability is defined here.  Some of these depend upon some others being
  * defined.  I haven't figured out all the interactions here, so you may
  * have to experiment awhile to get everything to compile.  If you are
@@ -1114,7 +1124,7 @@ typedef unsigned char png_byte;
 #else
    typedef size_t png_size_t;
 #endif
-#define png_sizeof(x) sizeof(x)
+#define png_sizeof(x) (sizeof (x))
 
 /* The following is needed for medium model support.  It cannot be in the
  * pngpriv.h header.  Needs modification for other compilers besides
@@ -1236,6 +1246,13 @@ typedef char            FAR * FAR * FAR * png_charppp;
 #  define PNG_DLL
 #endif
 
+/* If you define PNGAPI, e.g., with compiler option "-DPNGAPI=__stdcall",
+ * you may get warnings regarding the linkage of png_zalloc and png_zfree.
+ * Don't ignore those warnings; you must also reset the default calling
+ * convention in your compiler to match your PNGAPI, and you must build
+ * zlib and your applications the same way you build libpng.
+ */
+
 #ifdef __CYGWIN__
 #  undef PNGAPI
 #  define PNGAPI __cdecl
@@ -1243,14 +1260,11 @@ typedef char            FAR * FAR * FAR * png_charppp;
 #  define PNG_IMPEXP
 #endif
 
-#define PNG_USE_LOCAL_ARRAYS /* Not used in libpng, defined for legacy apps */
+#ifdef __WATCOMC__
-
+#  ifndef PNGAPI
-/* If you define PNGAPI, e.g., with compiler option "-DPNGAPI=__stdcall",
+#    define PNGAPI
- * you may get warnings regarding the linkage of png_zalloc and png_zfree.
+#  endif
- * Don't ignore those warnings; you must also reset the default calling
+#endif
- * convention in your compiler to match your PNGAPI, and you must build
- * zlib and your applications the same way you build libpng.
- */
 
 #if defined(__MINGW32__) && !defined(PNG_MODULEDEF)
 #  ifndef PNG_NO_MODULEDEF
@@ -1335,6 +1349,8 @@ typedef char            FAR * FAR * FAR * png_charppp;
 #  define PNG_EXPORT(type,symbol) PNG_IMPEXP type PNGAPI symbol
 #endif
 
+#define PNG_USE_LOCAL_ARRAYS /* Not used in libpng, defined for legacy apps */
+
 /* Support for compiler specific function attributes.  These are used
  * so that where compiler support is available incorrect use of API
  * functions in png.h will generate compiler warnings.
@@ -1412,7 +1428,7 @@ typedef char            FAR * FAR * FAR * png_charppp;
 
 /* memory model/platform independent fns */
 #ifndef PNG_ABORT
-#  ifdef _WINDOWS_
+#  if (defined(_Windows) || defined(_WINDOWS) || defined(_WINDOWS_))
 #     define PNG_ABORT() ExitProcess(0)
 #  else
 #     define PNG_ABORT() abort()
@@ -1433,7 +1449,8 @@ typedef char            FAR * FAR * FAR * png_charppp;
 #  define png_memset  _fmemset
 #  define png_sprintf sprintf
 #else
-#  ifdef _WINDOWS_  /* Favor Windows over C runtime fns */
+#  if (defined(_Windows) || defined(_WINDOWS) || defined(_WINDOWS_))
+#    /* Favor Windows over C runtime fns */
 #    define CVT_PTR(ptr)         (ptr)
 #    define CVT_PTR_NOCHECK(ptr) (ptr)
 #    define png_strcpy  lstrcpyA
@@ -1453,7 +1470,10 @@ typedef char            FAR * FAR * FAR * png_charppp;
 #    define png_memcpy  memcpy
 #    define png_memset  memset
 #    define png_sprintf sprintf
-#    ifndef PNG_NO_SNPRINTF
+#  endif
+#endif
+
+#ifndef PNG_NO_SNPRINTF
 #  ifdef _MSC_VER
 #    define png_snprintf _snprintf   /* Added to v 1.2.19 */
 #    define png_snprintf2 _snprintf
@@ -1463,19 +1483,17 @@ typedef char            FAR * FAR * FAR * png_charppp;
 #    define png_snprintf2 snprintf
 #    define png_snprintf6 snprintf
 #  endif
-#    else
+#else
    /* You don't have or don't want to use snprintf().  Caution: Using
     * sprintf instead of snprintf exposes your application to accidental
     * or malevolent buffer overflows.  If you don't have snprintf()
     * as a general rule you should provide one (you can get one from
     * Portable OpenSSH).
     */
-#      define png_snprintf(s1,n,fmt,x1) sprintf(s1,fmt,x1)
+#  define png_snprintf(s1,n,fmt,x1) png_sprintf(s1,fmt,x1)
-#      define png_snprintf2(s1,n,fmt,x1,x2) sprintf(s1,fmt,x1,x2)
+#  define png_snprintf2(s1,n,fmt,x1,x2) png_sprintf(s1,fmt,x1,x2)
 #  define png_snprintf6(s1,n,fmt,x1,x2,x3,x4,x5,x6) \
-          sprintf(s1,fmt,x1,x2,x3,x4,x5,x6)
+      png_sprintf(s1,fmt,x1,x2,x3,x4,x5,x6)
-#    endif
-#  endif
 #endif
 
 /* png_alloc_size_t is guaranteed to be no smaller than png_size_t,
@@ -1488,22 +1506,19 @@ typedef char            FAR * FAR * FAR * png_charppp;
  * to encounter practical situations that require such conversions.
  */
 #if defined(__TURBOC__) && !defined(__FLAT__)
-#  define  png_mem_alloc farmalloc
-#  define  png_mem_free  farfree
    typedef unsigned long png_alloc_size_t;
 #else
 #  if defined(_MSC_VER) && defined(MAXSEG_64K)
-#    define  png_mem_alloc(s) halloc(s, 1)
-#    define  png_mem_free     hfree
      typedef unsigned long    png_alloc_size_t;
 #  else
-#    if defined(_WINDOWS_) && (!defined(INT_MAX) || INT_MAX <= 0x7ffffffeL)
+     /* This is an attempt to detect an old Windows system where (int) is
-#      define  png_mem_alloc(s) HeapAlloc(GetProcessHeap(), 0, s)
+      * actually 16 bits, in that case png_malloc must have an argument with a
-#      define  png_mem_free(p)  HeapFree(GetProcessHeap(), 0, p)
+      * bigger size to accomodate the requirements of the library.
+      */
+#    if (defined(_Windows) || defined(_WINDOWS) || defined(_WINDOWS_)) && \
+        (!defined(INT_MAX) || INT_MAX <= 0x7ffffffeL)
        typedef DWORD         png_alloc_size_t;
 #    else
-#      define  png_mem_alloc malloc
-#      define  png_mem_free  free
        typedef png_size_t    png_alloc_size_t;
 #    endif
 #  endif

src/add-ons/translators/png/Jamfile

@@ -5,6 +5,10 @@ SetSubDirSupportedPlatformsBeOSCompatible ;
 UseLibraryHeaders png zlib ;
 SubDirHdrs [ FDirName $(SUBDIR) $(DOTDOT) shared ] ;
 
+if $(HAIKU_GCC_VERSION[1]) = 2 {
+	SubDirCcFlags -DPNG_NO_PEDANTIC_WARNINGS ;
+}
+
 Translator PNGTranslator : 
 	PNGMain.cpp
 	PNGTranslator.cpp

src/add-ons/translators/png/PNGTranslator.cpp

@@ -33,6 +33,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <OS.h>
+#define PNG_NO_PEDANTIC_WARNINGS
 #include <png.h>
 #include "PNGTranslator.h"
 #include "PNGView.h"

src/add-ons/translators/png/PNGView.cpp

@@ -19,6 +19,7 @@
 #include <TextView.h>
 
 #include <stdio.h>
+#define PNG_NO_PEDANTIC_WARNINGS
 #include <png.h>
 
 

src/libs/png/LICENSE

@@ -10,8 +10,8 @@ this sentence.
 
 This code is released under the libpng license.
 
-libpng versions 1.2.6, August 15, 2004, through 1.4.3, June 26, 2010, are
+libpng versions 1.2.6, August 15, 2004, through 1.4.4, September 23, 2010, are
-Copyright (c) 2004, 2006-2007 Glenn Randers-Pehrson, and are
+Copyright (c) 2004, 2006-2010 Glenn Randers-Pehrson, and are
 distributed according to the same disclaimer and license as libpng-1.2.5
 with the following individual added to the list of Contributing Authors
 
@@ -108,4 +108,4 @@ certification mark of the Open Source Initiative.
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-June 26, 2010
+September 23, 2010

src/libs/png/png.c

@@ -17,7 +17,7 @@
 #include "pngpriv.h"
 
 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_4_3 Your_png_h_is_not_version_1_4_3;
+typedef version_1_4_4 Your_png_h_is_not_version_1_4_4;
 
 /* Version information for C files.  This had better match the version
  * string defined in png.h.
@@ -551,13 +551,13 @@ png_get_copyright(png_structp png_ptr)
 #else
 #ifdef __STDC__
    return ((png_charp) PNG_STRING_NEWLINE \
-     "libpng version 1.4.3 - June 26, 2010" PNG_STRING_NEWLINE \
+     "libpng version 1.4.4 - September 23, 2010" PNG_STRING_NEWLINE \
      "Copyright (c) 1998-2010 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 ((png_charp) "libpng version 1.4.3 - June 26, 2010\
+      return ((png_charp) "libpng version 1.4.4 - September 23, 2010\
       Copyright (c) 1998-2010 Glenn Randers-Pehrson\
       Copyright (c) 1996-1997 Andreas Dilger\
       Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.");

src/libs/png/pngpriv.h

@@ -1,7 +1,7 @@
 
 /* pngpriv.h - private declarations for use inside libpng
  *
- * libpng version 1.4.3 - June 26, 2010
+ * libpng version 1.4.4 - September 23, 2010
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1998-2010 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@@ -28,14 +28,16 @@
 
 #include <stdlib.h>
 
+#ifndef PNG_EXTERN
 /* The functions exported by PNG_EXTERN are internal functions, which
  * aren't usually used outside the library (as far as I know), so it is
  * debatable if they should be exported at all.  In the future, when it
  * is possible to have run-time registry of chunk-handling functions,
  * some of these will be made available again.
-#define PNG_EXTERN extern
+#  define PNG_EXTERN extern
  */
-#define PNG_EXTERN
+#  define PNG_EXTERN
+#endif
 
 /* Other defines specific to compilers can go here.  Try to keep
  * them inside an appropriate ifdef/endif pair for portability.
@@ -75,10 +77,6 @@
 #if defined(WIN32) || defined(_Windows) || defined(_WINDOWS) || \
     defined(_WIN32) || defined(__WIN32__)
 #  include <windows.h>  /* defines _WINDOWS_ macro */
-/* I have no idea why is this necessary... */
-#  ifdef _MSC_VER
-#    include <malloc.h>
-#  endif
 #endif
 
 /* Various modes of operation.  Note that after an init, mode is set to
@@ -672,7 +670,7 @@ PNG_EXTERN void png_handle_hIST PNGARG((png_structp png_ptr, png_infop info_ptr,
 #endif
 
 #ifdef PNG_READ_iCCP_SUPPORTED
-extern void png_handle_iCCP PNGARG((png_structp png_ptr, png_infop info_ptr,
+PNG_EXTERN void png_handle_iCCP PNGARG((png_structp png_ptr, png_infop info_ptr,
    png_uint_32 length));
 #endif /* PNG_READ_iCCP_SUPPORTED */
 
@@ -707,7 +705,7 @@ PNG_EXTERN void png_handle_sCAL PNGARG((png_structp png_ptr, png_infop info_ptr,
 #endif
 
 #ifdef PNG_READ_sPLT_SUPPORTED
-extern void png_handle_sPLT PNGARG((png_structp png_ptr, png_infop info_ptr,
+PNG_EXTERN void png_handle_sPLT PNGARG((png_structp png_ptr, png_infop info_ptr,
    png_uint_32 length));
 #endif /* PNG_READ_sPLT_SUPPORTED */
 
@@ -828,14 +826,14 @@ PNG_EXTERN void png_check_IHDR PNGARG((png_structp png_ptr,
    int filter_type));
 
 /* Free all memory used by the read (old method - NOT DLL EXPORTED) */
-extern void png_read_destroy PNGARG((png_structp png_ptr, png_infop info_ptr,
+PNG_EXTERN void png_read_destroy PNGARG((png_structp png_ptr, png_infop info_ptr,
    png_infop end_info_ptr));
 
 /* Free any memory used in png_ptr struct (old method - NOT DLL EXPORTED) */
-extern void png_write_destroy PNGARG((png_structp png_ptr));
+PNG_EXTERN void png_write_destroy PNGARG((png_structp png_ptr));
 
 #ifdef USE_FAR_KEYWORD  /* memory model conversion function */
-extern void *png_far_to_near PNGARG((png_structp png_ptr,png_voidp ptr,
+PNG_EXTERN void *png_far_to_near PNGARG((png_structp png_ptr,png_voidp ptr,
    int check));
 #endif /* USE_FAR_KEYWORD */
 

src/libs/png/pngrutil.c

@@ -1,7 +1,7 @@
 
 /* pngrutil.c - utilities to read a PNG file
  *
- * Last changed in libpng 1.4.3 [June 26, 2010]
+ * Last changed in libpng 1.4.4 [August 26, 2010]
  * Copyright (c) 1998-2010 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.)
@@ -30,38 +30,41 @@ png_get_uint_31(png_structp png_ptr, png_bytep buf)
 }
 #ifndef PNG_USE_READ_MACROS
 /* Grab an unsigned 32-bit integer from a buffer in big-endian format. */
-png_uint_32 PNGAPI
+png_uint_32 (PNGAPI
-png_get_uint_32(png_bytep buf)
+png_get_uint_32)(png_bytep buf)
 {
-   png_uint_32 i = ((png_uint_32)(*buf) << 24) +
+   png_uint_32 i =
+       ((png_uint_32)(*(buf    )) << 24) +
        ((png_uint_32)(*(buf + 1)) << 16) +
        ((png_uint_32)(*(buf + 2)) <<  8) +
-      (png_uint_32)(*(buf + 3));
+       ((png_uint_32)(*(buf + 3))      ) ;
 
    return (i);
 }
 
 /* Grab a signed 32-bit integer from a buffer in big-endian format.  The
- * data is stored in the PNG file in two's complement format, and it is
+ * data is stored in the PNG file in two's complement format and there
- * assumed that the machine format for signed integers is the same.
+ * is no guarantee that a 'png_int_32' is exactly 32 bits, therefore
+ * the following code does a two's complement to native conversion.
  */
-png_int_32 PNGAPI
+png_int_32 (PNGAPI
-png_get_int_32(png_bytep buf)
+png_get_int_32)(png_bytep buf)
 {
-   png_int_32 i = ((png_int_32)(*buf) << 24) +
+   png_uint_32 u = png_get_uint_32(buf);
-      ((png_int_32)(*(buf + 1)) << 16) +
+   if ((u & 0x80000000) == 0) /* non-negative */
-      ((png_int_32)(*(buf + 2)) << 8) +
+      return u;
-      (png_int_32)(*(buf + 3));
 
-   return (i);
+   u = (u ^ 0xffffffff) + 1;  /* 2's complement: -x = ~x+1 */
+   return -(png_int_32)u;
 }
 
 /* Grab an unsigned 16-bit integer from a buffer in big-endian format. */
-png_uint_16 PNGAPI
+png_uint_16 (PNGAPI
-png_get_uint_16(png_bytep buf)
+png_get_uint_16)(png_bytep buf)
 {
-   png_uint_16 i = (png_uint_16)(((png_uint_16)(*buf) << 8) +
+   png_uint_16 i =
-      (png_uint_16)(*(buf + 1)));
+       ((png_uint_32)(*buf) << 8) +
+       ((png_uint_32)(*(buf + 1)));
 
    return (i);
 }
@@ -1128,12 +1131,13 @@ png_handle_iCCP(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
 
    if (profile_size > profile_length)
    {
+#ifdef PNG_STDIO_SUPPORTED
+         char umsg[50];
+#endif
       png_free(png_ptr, png_ptr->chunkdata);
       png_ptr->chunkdata = NULL;
       png_warning(png_ptr, "Ignoring truncated iCCP profile");
 #ifdef PNG_STDIO_SUPPORTED
- {
-    char umsg[50];
 
       png_snprintf(umsg, 50, "declared profile size = %lu",
           (unsigned long)profile_size);
@@ -1141,7 +1145,6 @@ png_handle_iCCP(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
       png_snprintf(umsg, 50, "actual profile length = %lu",
           (unsigned long)profile_length);
       png_warning(png_ptr, umsg);
- }
 #endif
       return;
    }
@@ -1875,9 +1878,6 @@ png_handle_sCAL(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
       png_warning(png_ptr, "malformed height string in sCAL chunk");
       png_free(png_ptr, png_ptr->chunkdata);
       png_ptr->chunkdata = NULL;
-#if defined(PNG_FIXED_POINT_SUPPORTED) && !defined(PNG_FLOATING_POINT_SUPPORTED)
-      png_free(png_ptr, swidth);
-#endif
       return;
    }
 #else
@@ -1888,9 +1888,7 @@ png_handle_sCAL(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
       png_warning(png_ptr, "Out of memory while processing sCAL chunk height");
       png_free(png_ptr, png_ptr->chunkdata);
       png_ptr->chunkdata = NULL;
-#if defined(PNG_FIXED_POINT_SUPPORTED) && !defined(PNG_FLOATING_POINT_SUPPORTED)
       png_free(png_ptr, swidth);
-#endif
       return;
    }
    png_memcpy(sheight, ep, png_strlen(ep));