On Tue, Nov 24, 2015 at 11:42 AM, Ron <ronnnnnnnnnn...@gmail.com> wrote:

> Hi,
>
> When using *BinaryToJsonString *or *BinaryToJsonStream*, I seem to
> encounter a problem whenever there's a message containing a string
> containing multibyte characters.
> After some debugging, it seems the place where things start to go wrong is
> in *ReadCodePoint* (in json_escaping.cc) when the first byte of the
> multibyte character is being read from the string (as char) and assigned
> into a variable of type uint32. This casting directly from a signed 1-byte
> value to an unsigned 4-byte value seems to produce values that are
> different than intended and different than expected a little later on by
> some *if-else* statements trying to look at that value to determine the
> correct length of the multibyte character. From there things go wrong and
> the string isn't serialized and just gets dropped...
>
> For now as a temporary solution I added a cast of the value returned by
> StringPiece's *operator[ ]* to uint8 before the assignment into uint32,
> but any advice or a more permanent solution will be appreciated.
>
Could you provide a sample input that will fail for this reason?


>
> Thanks,
> Ron
>
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