Code review request "6402006: FileInputStream.available() returns negative values when reading a large file"

[Mandy Chung]

  Mike, Alan,

I have updated the fix to use GetFileSizeEx() and SetFilePointerEx().  
Also add a regression test that creates a large sparse file.

Webrev at:
   http://cr.openjdk.java.net/~mchung/6402006/webrev.01/

Thanks
Mandy

On 11/18/10 13:43, Mandy Chung wrote:
>  6402006 FileInputStream.available() returns negative values when 
> reading a large file
>
> Webrev at:
> http://cr.openjdk.java.net/~mchung/6402006/webrev.00/
>
> This fixes a bug in the windows implementation of io_util.c that 
> ignores the high-order doubleword of the file size in computing  the 
> end of the file.  Thus the available() method incorrectly returns only 
> the low-order 32-bit for large files.
>
> Thanks
> Mandy