1ca987d46SWarner Losh /*-
2ca987d46SWarner Losh * Copyright (c) 1998 Michael Smith <msmith@freebsd.org>
3ca987d46SWarner Losh * Copyright (c) 2006 Marcel Moolenaar
4ca987d46SWarner Losh * All rights reserved.
5ca987d46SWarner Losh *
6ca987d46SWarner Losh * Redistribution and use in source and binary forms, with or without
7ca987d46SWarner Losh * modification, are permitted provided that the following conditions
8ca987d46SWarner Losh * are met:
9ca987d46SWarner Losh * 1. Redistributions of source code must retain the above copyright
10ca987d46SWarner Losh * notice, this list of conditions and the following disclaimer.
11ca987d46SWarner Losh * 2. Redistributions in binary form must reproduce the above copyright
12ca987d46SWarner Losh * notice, this list of conditions and the following disclaimer in the
13ca987d46SWarner Losh * documentation and/or other materials provided with the distribution.
14ca987d46SWarner Losh *
15ca987d46SWarner Losh * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16ca987d46SWarner Losh * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17ca987d46SWarner Losh * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18ca987d46SWarner Losh * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19ca987d46SWarner Losh * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20ca987d46SWarner Losh * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21ca987d46SWarner Losh * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22ca987d46SWarner Losh * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23ca987d46SWarner Losh * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24ca987d46SWarner Losh * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25ca987d46SWarner Losh * SUCH DAMAGE.
26ca987d46SWarner Losh */
27ca987d46SWarner Losh
28ca987d46SWarner Losh #include <stand.h>
29ca987d46SWarner Losh #include <string.h>
30ca987d46SWarner Losh #include <sys/disklabel.h>
31ca987d46SWarner Losh #include <sys/param.h>
32ca987d46SWarner Losh #include <bootstrap.h>
33ca987d46SWarner Losh #include <disk.h>
34ca987d46SWarner Losh
35ca987d46SWarner Losh #include <efi.h>
36ca987d46SWarner Losh #include <efilib.h>
373d384d51SWarner Losh #include <efizfs.h>
38ca987d46SWarner Losh
39ca987d46SWarner Losh /*
40ca987d46SWarner Losh * Point (dev) at an allocated device specifier for the device matching the
41ca987d46SWarner Losh * path in (devspec). If it contains an explicit device specification,
42ca987d46SWarner Losh * use that. If not, use the default device.
43ca987d46SWarner Losh */
44ca987d46SWarner Losh int
efi_getdev(void ** vdev,const char * devspec,const char ** path)45ca987d46SWarner Losh efi_getdev(void **vdev, const char *devspec, const char **path)
46ca987d46SWarner Losh {
47ca987d46SWarner Losh struct devdesc **dev = (struct devdesc **)vdev;
48ca987d46SWarner Losh int rv;
49ca987d46SWarner Losh
50ca987d46SWarner Losh /*
51ca987d46SWarner Losh * If it looks like this is just a path and no device, then
52ca987d46SWarner Losh * use the current device instead.
53ca987d46SWarner Losh */
54ca987d46SWarner Losh if (devspec == NULL || *devspec == '/' || !strchr(devspec, ':')) {
5577378d79SWarner Losh rv = devparse(dev, getenv("currdev"), NULL);
56ca987d46SWarner Losh if (rv == 0 && path != NULL)
57ca987d46SWarner Losh *path = devspec;
58ca987d46SWarner Losh return (rv);
59ca987d46SWarner Losh }
60ca987d46SWarner Losh
6177378d79SWarner Losh return (devparse(dev, devspec, path));
62ca987d46SWarner Losh }
63