minecraft-pi-reborn/libpng
Archived
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

[libpng12] Fixed new bug with CRC error after reading an over-length palette.

Browse Source
This commit is contained in:
Glenn Randers-Pehrson 2015-11-04 23:42:05 -06:00
parent 49349fc8f8
commit 3939689e7d
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
pngrutil.c
View File

@ -1,7 +1,7 @@
/* pngrutil.c - utilities to read a PNG file /* pngrutil.c - utilities to read a PNG file
* *
* Last changed in libpng 1.2.54 [November 3, 2015] * Last changed in libpng 1.2.54 [November 5, 2015]
* Copyright (c) 1998-2015 Glenn Randers-Pehrson * Copyright (c) 1998-2015 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger) * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.) * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
@ -603,7 +603,7 @@ png_handle_PLTE(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
if (png_ptr->color_type == PNG_COLOR_TYPE_PALETTE) if (png_ptr->color_type == PNG_COLOR_TYPE_PALETTE)
#endif #endif
{ {
png_crc_finish(png_ptr, 0); png_crc_finish(png_ptr, (int) length - num * 3);
} }
#ifndef PNG_READ_OPT_PLTE_SUPPORTED #ifndef PNG_READ_OPT_PLTE_SUPPORTED
else if (png_crc_error(png_ptr)) /* Only if we have a CRC error */ else if (png_crc_error(png_ptr)) /* Only if we have a CRC error */