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- <li><em>date</em>: Mon Mar 21 10:39:59 2005</li>
- <li><em>from</em>: mike at tyderia.net (Mike Murphy)</li>
- <li><em>in-reply-to</em>: <<a href="msg00353.html">[email protected]</a>></li>
- <li><em>references</em>: <<a href="msg00337.html">[email protected]</a>> <<a href="msg00339.html">[email protected]</a>> <<a href="msg00340.html">[email protected]</a>> <<a href="msg00353.html">[email protected]</a>></li>
- <li><em>subject</em>: [ale] Best FS for archiving Mac OS X, Linux, and Windows XP?</li>
On 03/21/2005 10:25 AM, Alan Stewart wrote:
> Fighting the spread of disinformation. HFS+ is open source. From
> <<a rel="nofollow" href="http://people.freebsd.org/~yar/hfs/";>http://people.freebsd.org/~yar/hfs/</a>>:
>
>> HFS stands for the Hierarchical File System. HFS
>> <<a rel="nofollow" href="http://developer.apple.com/documentation/mac/Files/Files-99.html";>http://developer.apple.com/documentation/mac/Files/Files-99.html</a>> and
>> HFS Plus <<a rel="nofollow" href="http://developer.apple.com/technotes/tn/tn1150.html";>http://developer.apple.com/technotes/tn/tn1150.html</a>> are the
>> filesystem formats of Apple MacOS.
>> <<a rel="nofollow" href="http://developer.apple.com/documentation/macos8/mac8.html";>http://developer.apple.com/documentation/macos8/mac8.html</a>> While the
>> older one, HFS, may look rather limited today, HFS Plus includes most
>> of the capabilities one can find in UFS or Berkeley FFS: long file
>> names, hard and soft links, special nodes, owner and group
>> information, access permissions.
>>
>> Additionally, both HFS and HFS Plus have a number of interesting
>> features not found in UFS:
>>
>> * They support so called /forks,/ that is, multiple segments of
>> data associated with a single file. HFS supports as little as
>> two forks per file, "data" and "resource." HFS Plus was designed
>> to allow for numerous named forks. However, its current
>> implementation limits this capability to the two aforementioned
>> forks per file.
>> * Major internal structures of HFS and HFS Plus are kept as
>> B-trees. An HFS Plus volume essentially consists of a small
>> header and a set of B-trees. B-trees make many filesystem
>> operations time-efficient.
>> * HFS Plus stores filenames in Unicode, thus supporting for
>> multi-language environment.
>>
>> Apple has recently released the original HFS kernel and userland code
>> (incl. HFS Plus) under the Apple Public Source License [APSL]
>> <<a rel="nofollow" href="http://www.opensource.apple.com/apsl/";>http://www.opensource.apple.com/apsl/</a>> as a part of Darwin, which
>> created a nice opportunity to port it to FreeBSD.
>>
>> HFS and HFS Plus in FreeBSD may be of particular value to parties
>> interested in sharing filesystem resources over a network from FreeBSD
>> to MacOS, because there will be no need to emulate HFS-specific
>> features unlike in the case of FFS backing store.
>>
>
>
> Mike Murphy wrote:
>
>> Weeeeellllll....
>> UFS+ is no more or less proprietary than NTFS (well, except that in
>> this case its corporate parent is Apple, not Microsoft), so I guess
>> you get what you pay for. I'm not sure that we can reasonably expect
>> solid OSS support for such things.
>>
>> FAT32 is still the most, or rather least common denomitor, I'm afraid.
>>
>> Mike
>>
>>
>> aaron wrote:
>>
>>> FAT32 seems to be the LCD for free, fully cross platform read and write.
>>>
>>> I have found 2 commercial HFS+ options for windblows systems, and
>>> will be using them to make our Mac OSeX external 1394 (a / b) media
>>> drives functional on the one windblows box we are still stick with
>>> for a few audio production aps.
>>>
>>> Unfortunately, my research showed that HFS+ support under linux is
>>> sketchy at best, with nothing showing up for newer kernels. UFS could
>>> be considered, but under MAC OSeX it introduces some discrepancies
>>> with "expectations" of the standard user environment.
>>> Would be interested to know if you find any other solutions
>>>
>>> peace
>>> (because the only christian faith is a faith that prizes peace above
>>> all else)
>>> aaron
>>>
>>>
>>>
>>> On Sunday 20 March 2005 01:52, John Wells wrote:
>>>
>>>> Guys,
>>>>
>>>> I'm going to reformat my ext3 drive to something compatible with a 3
>>>> of the
>>>
>>>
>>>
>>> OS's
>>>
>>>> in the msg subject for use as a backup drive in a usb enclosure. (I
>>>> know
>>>
>>>
>>>
>>> ext3
>>>
>>>> support is available for OS X and XP, but it's been hit or miss so
>>>> far).
>>>>
>>>> FAT32 comes immediately to mind as a likely candidate, but I
>>>> wondered if
>>>
>>>
>>>
>>> anyone
>>>
>>>> on the list might have a better recommendation.
>>>>
>>>> Any info you can provide is greatly appreciated!
>>>>
>>>> Thanks,
>>>> John
>>>> _______________________________________________
>>>> Ale mailing list
>>>> Ale at ale.org
>>>> <a rel="nofollow" href="http://www.ale.org/mailman/listinfo/ale";>http://www.ale.org/mailman/listinfo/ale</a>
>>>>
>>>>
>>>
>>>
>>> _______________________________________________
>>> Ale mailing list
>>> Ale at ale.org
>>> <a rel="nofollow" href="http://www.ale.org/mailman/listinfo/ale";>http://www.ale.org/mailman/listinfo/ale</a>
>>
>>
>>
>
>
--
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Mike Murphy
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</pre>
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<ul><li><strong>References</strong>:
<ul>
<li><strong><a name="00337" href="msg00337.html">[ale] Best FS for archiving Mac OS X, Linux, and Windows XP?</a></strong>
<ul><li><em>From:</em> jb at sourceillustrated.com (John Wells)</li></ul></li>
<li><strong><a name="00339" href="msg00339.html">[ale] Best FS for archiving Mac OS X, Linux, and Windows XP?</a></strong>
<ul><li><em>From:</em> aaron at pd.org (aaron)</li></ul></li>
<li><strong><a name="00340" href="msg00340.html">[ale] Best FS for archiving Mac OS X, Linux, and Windows XP?</a></strong>
<ul><li><em>From:</em> mike at tyderia.net (Mike Murphy)</li></ul></li>
<li><strong><a name="00353" href="msg00353.html">[ale] Best FS for archiving Mac OS X, Linux, and Windows XP?</a></strong>
<ul><li><em>From:</em> astewart at layton-graphics.com (Alan Stewart)</li></ul></li>
</ul></li></ul>
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