RFR: 8328995: launcher can't open jar files where the offset of the manifest is >4GB [v6]

[Liam Miller-Cushon]

On Thu, 4 Apr 2024 16:57:40 GMT, Liam Miller-Cushon <cushon at openjdk.org> wrote:

>> This change fixes a zip64 bug in the launcher that is prevent it from reading the manifest of jars where the 'relative offset of local header' field in the central directory entry is >4GB. As described in APPNOTE.TXT 4.5.3, the offset is too large to be stored in the central directory it is stored in a 'Zip64 Extended Information Extra Field'.
>
> Liam Miller-Cushon has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Move test to test/jdk/tools/launcher

> To avoid this, simply add a new comment to the pull request. Feel free to ask for assistance if you need help with progressing this pull request towards integration!

Please keep this open, assistance on progressing this pull request is welcome

-------------

PR Comment: https://git.openjdk.org/jdk/pull/18479#issuecomment-2091104044