[haiku-bugs] Re: [Haiku] #8460: ISO9660 can not read CDs bigger than 4.7G
- From: "jahaiku" <trac@xxxxxxxxxxxx>
- Date: Wed, 11 Apr 2012 10:23:37 -0000
#8460: ISO9660 can not read CDs bigger than 4.7G
-------------------------------------+----------------------------
Reporter: jahaiku | Owner: nobody
Type: bug | Status: new
Priority: normal | Milestone: R1
Component: File Systems/ISO 9660 | Version: R1/Development
Resolution: | Keywords:
Blocked By: | Blocking:
Has a Patch: 0 | Platform: All
-------------------------------------+----------------------------
Comment (by jahaiku):
Replying to [comment:10 scdbackup]:
> I am the developer of xorriso.
>
> You may let it report block addresses of data files, which should
> match the LBN from line 848 of iso9660.cpp:
> {{{
> TRACE(("InitNode - data start LBN is %d\n",
> (int)node->startLBN[FS_DATA_FORMAT]));
> }}}
>
> The xorriso command would be
> {{{
> xorriso -indev ...ISO-image-path... \
> -find / -sort_lba -exec report_lba -- \
> | less
> }}}
>
> It will print lines like
> {{{
> Report layout: xt , Startlba , Blocks , Filesize , ISO image path
> ...
> File data lba: 0 , 1907 , 11 , 21781 , '/md5sum.txt'
> File data lba: 0 , 1918 , 71 , 144786 ,
'/README.mirrors.html'
> File data lba: 0 , 1989 , 39 , 78036 ,
'/README.mirrors.txt'
> ...
> }}}
> The column "Startlba" should match the "LBN" values from the trace.
>
> On a first glimpse, iso9660.cpp looks as if it was restricted to data
> files with a single data extent. This would restrict the size of a
> data file to 4 GiB-1. But this does not restrict the overall size of the
> image.
[[BR]]
I have check this and the LBN-Value from the TRACE and the value (LBA) I
got from xorriso is the same.
[[BR]]
--
Ticket URL: <http://dev.haiku-os.org/ticket/8460#comment:13>
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