Re: Adding password for a file to keychain
Re: Adding password for a file to keychain
- Subject: Re: Adding password for a file to keychain
- From: Shawn Erickson <email@hidden>
- Date: Tue, 20 Dec 2005 09:31:23 -0800
On 12/20/05, Glen Simmons <email@hidden> wrote:
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>
On Dec 20, 2005, at 10:52 AM, Shawn Erickson wrote:
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> On 12/20/05, Glen Simmons <email@hidden> wrote:
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>> On Dec 20, 2005, at 12:50 AM, j o a r wrote:
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>>>
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>>> On 19 dec 2005, at 23.05, Glen Simmons wrote:
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>>>
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>>>> I wish I could. This is a cross-platform app and I can't change
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>>>> the file format.
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>>>
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>>> How is this problem solved on those other platforms? Perhaps not at
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>>> all?
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>>> Would it perhaps be possible to add this data in a way that doesn't
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>>> affect the ability to read this file on other platforms? How about
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>>> adding it to the resource fork (I know, not very Mac OS X...) as a
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>>> last resort?
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>>
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>> They match by path. :(
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>
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> Are the passwords you store for files that will be modified or just
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> read? If just read then you could use something like an MD5 hash of
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> the file to get you a signature of the file that then could be used as
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> the key to store and lookup the password in the keychain.
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>
Modified as well. Good idea, but ...
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> Of course using an alias should work as well (if you get the right
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> form and resolve it correctly... unless somehow the file is being
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> replaced when modified).
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>
The alias works unless the file has been moved or renamed.
How was it moved or renamed?
Aliases, when use right, will deal with moves and renamed as long as
the file is still on the same volume.
So how are you constructing your alias and resolving your alias?
<
http://developer.apple.com/documentation/MacOSX/Conceptual/BPFileSystem/Articles/Aliases.html>
-Shawn
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