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[libpng16] Added PNG_SAFE_LIMITS feature to pnglibconf.dfa, pngpriv.h, and new pngusr.dfa

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to reset the user limits to safe ones if PNG_SAFE_LIMITS is defined.
To enable, use CPPFLAGS=-DPNG_SAFE_LIMITS on the configure command
or put #define PNG_SAFE_LIMITS_SUPPORTED in pnglibconf.h.prebuilt.
(Reverted previous implementation of PNG_SECURE.)
This commit is contained in:
Glenn Randers-Pehrson
2012-02-24 11:43:31 -06:00
parent 10c0693210
commit 4690b89eaa
6 changed files with 84 additions and 23 deletions
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@@ -224,8 +224,10 @@ Version 1.6.0beta13 [February 24, 2012]
pngpread.c and use the sequential png_handle_tEXt, etc., in pngrutil.c;
now that png_ptr->buffer is inaccessible to applications, the special
handling is no longer useful.
Added PNG_SECURE feature to pnglibconf.dfa and new pngusr.dfa file
to reset the user limits to safe ones if PNG_SECURE is defined.
Added PNG_SAFE_LIMITS feature to pnglibconf.dfa, pngpriv.h, and new pngusr.dfa
to reset the user limits to safe ones if PNG_SAFE_LIMITS is defined.
To enable, use CPPFLAGS=-DPNG_SAFE_LIMITS on the configure command
or put #define PNG_SAFE_LIMITS_SUPPORTED in pnglibconf.h.prebuilt.
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