would be filesystem type dependent, but that's difficult to accomplish
and it's unclear how the UEFI firmware will cope. Be conservative and
make boot loaders cope instead.
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condition. This should prevent a double free. In addition, prevent a
leak by freeing dp each loop and when we're done.
CID: 1383577
Sponsored by: Netflix
efivar_device_path_to_unix_path translates from UEFI to Unix
efivar_unix_path_to_device_path translates from Unix to UEFI
At present, only HD() device types are supported (both GPT and
MBR). CdRom and floppy devices aren't supported. ZFS isn't supported
because there's no way in the UEFI standard to specify a ZFS datastore.
Network devices aren't supported either.
Three forms of Unix path are accepted: /path/to/file (for a mounted
filesystem), //path/to/file (uses the EFI partition on the same disk
as /), and dev:/path/to/file (for unmounted filesystem). Two forms are
produced (the first and last).
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