s3: smbd: Add dfs_filename_convert(). Simple wrapper around parse_dfs_path().
Not yet used.
This is what we will use to replace dfs_redirect() in the filename
conversion code. Keep as a wrapper for now as we might want to
add some error checking around the 'hostname' and 'service'
returns.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15144
Signed-off-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15146
(cherry picked from commit
245d07ab84852b829c029496618e56782d070e83)