I might be missing something, but can't you just open the file with
[[NSWorkspace sharedWorkspace]openURL:<fileURL>]?
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> On 15.03.2014, at 21:56, Luther Baker <lutherba...@gmail.com> wrote:
>
> I'm an iOS developer talking a walk on the OSX side and have a question
> about programmatically mounting sparse bundles ... or really just any dmg.
>
> My experimental project is to write a little statusbar application to mount
> and unmount disk images. I've created a few of these images in my own
> "Volumes" directory as follows:
>
> /Users/me/Volumes/me.sparsebundle
>
> For the time being, I am hard-wiring logic in a menu selection handler to
> actually mount these objects.
>
> I've been digging into Disk Arbitration and I've come up with the following:
>
> - (IBAction)mountMe:(id)sender {
> DASessionRef sessionRef = DASessionCreate(kCFAllocatorDefault);
> CFURLRef volumeURLRef = (__bridge CFURLRef)[NSURL fileURLWithPath:@
> "/Users/me/Volumes/me.sparsebundle"];
> DADiskRef diskRef = DADiskCreateFromVolumePath(kCFAllocatorDefault,
> sessionRef, volumeURLRef);
> CFURLRef mountPath = NULL;
> DADiskMountOptions mountOptions = kDADiskMountOptionDefault;
> DADiskMountCallback mountCallback = NULL;
> void *context = NULL;
> DADiskMount(diskRef, mountPath, mountOptions, mountCallback, context);
> CFAllocatorDeallocate(kCFAllocatorDefault, diskRef);
> CFAllocatorDeallocate(kCFAllocatorDefault, sessionRef);
> }
>
> *ANY* suggestions, even tangental (especially around memory management) are
> fair game here. I'd appreciate any input as I'm just starting to read about
> allocation, etc.
>
> But more to the point, I don't think DADiskCreateFromVolumePath is what I
> want. It seems that DADiskRef is NULL when I run this. Clearly, the most
> intimidating method in there is DADiskCreateFromIOMedia ... and I'm afraid
> that is the one I'm going to have to use.
>
> And, am I really trying to mount a "disk" as Disk Arbitration understands
> it? I'm not yet dealing with things like fstab, etc which I know very
> little about -- but should I start digging that way? I did come across a
> nice github project <http://tommetge.github.io/VolumeManager/> but
> unfortunately I can't actually find any methods in there to mount ... only
> things like umount or eject. Notably, the open source project does use
> 'getmntinfo' which leads me to look at the BSD mount man page ... but I
> before going there I want to make sure I'm not _supposed_ to do this in
> within Disk Arbitration. There is a DADiskCreateFromBSDName which seems
> like it might be similar?
> Anyway, any thoughts on this? And in general, is this fundamental stuff
> covered in exemplary fashion anywhere? Would the OSX Internals books I've
> seen dive into this? I'm assuming that if I've encryped my sparsebundle
> that I'd be prompted by the OS for my password, which is fine for my first
> pass but I'd eventually like to subsume that logic within my app - if for
> no other reason than to simply better understand the partition management
> frameworks.
>
> Thanks in advance for even 1 brief minute of your time. I'll begin trying
> the alternatives mentioned above in Disk Arbitration.
> -Luther
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