Re: [Cdrtools-support] Can I use libscg to send vendor specific SCSI command cross-platform?

[Joerg S. <Joe...@fo...>]

Tao Wang <twa...@gm...> wrote:

> We generalized the API we need, such as 'scsi_read()' and
> 'scsi_write()',  then, implemented those API for Linux and Windows
> separately.
>
> Here is the implementation:
> https://github.com/asalamon74/pktriggercord/blob/master/pslr_scsi_linux.c
> https://github.com/asalamon74/pktriggercord/blob/master/pslr_scsi_win.c
>
> So, basically, we use '/sys/class/scsi_generic' with 'ioctl()'  for
> Linux, and 'DeviceIoControl()' with 'IOCTL_SCSI_PASS_THROUGH_DIRECT'
> for Windows.

For a limited usage, this may look OK but this way, you only support two platforms.
If this is to support a camera, I believe there would be people on many more 
platforms that could be interested in support.


> There are 2 driver candidates I might look into if I'm going to
> implement my own OSX kernel driver.
>
> The first one is the blog written by Joel Reymont:
>
> http://wagerlabs.com/blog/2008/02/04/writing-a-mac-osx-usb-device-driver-that-implements-scsi-pass-through/
>
> And here is the code for it:
>
> https://github.com/wagerlabs/seaforth24
>
> Another one is 'OS-X-SAT-SMART-Driver' written for 'smartmontools':
>
> https://github.com/kasbert/OS-X-SAT-SMART-Driver

Interesting, thank you!

Jörg

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