xerces-c can not deal with high GBK file

[Stephen John Smoogen]

Thanks for the bug report. will see what we can do with it.

On Fri, Jul 23, 2010 at 01:41, Kirby Zhou <kirbyzhou at sohu-rd.com> wrote:
> xerces-c-3.0.1/2.7.0 can not deal with high GBK file
>
> There is a bug inside util/Transcoders/IconvGNU/IconvGNUTransService.cpp.
>
> 1027     for (size_t cnt = 0; cnt < maxChars && srcLen; cnt++) {
> 1028         size_t    rc = iconvFrom(startSrc, &srcLen, &orgTarget,
> uChSize());
> 1029         if (rc == (size_t)-1) {
> 1030             if (errno != E2BIG || prevSrcLen == srcLen) {
> 1031                 ThrowXMLwithMemMgr(TranscodingException,
> XMLExcepts::Trans_BadSrcSeq, getMemoryManager());
> 1032             }
> 1033         }
> 1034         charSizes[cnt] = prevSrcLen - srcLen;
> 1035         prevSrcLen = srcLen;
> 1036         bytesEaten += charSizes[cnt];
> 1037         startSrc = endSrc - srcLen;
> 1038         toReturn++;
> 1039     }
>
> If a huge file is passed to xerces, partial text will be passed to
> IconvGNUTranscoder, and an incomplete multibyte sequence will been
> encountered in the input.
> errno EINVAL is for that. But the errno of EINVAL is unchecked.
>
>
>
> Regards,
>   Kirby Zhou
>   from   SOHU-RD   +86-10-6272-8261
>
>
>
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>



-- 
Stephen J Smoogen.
“The core skill of innovators is error recovery, not failure avoidance.”
Randy Nelson, President of Pixar University.
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