1 /*
2 * Copyright (c) 2009, 2010 Jeff Mahoney <jeffm@suse.com>
3 * Copyright (c) 2011-2016 Dmitry V. Levin <ldv@altlinux.org>
4 * Copyright (c) 2016-2017 The strace developers.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. The name of the author may not be used to endorse or promote products
16 * derived from this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30 #include "defs.h"
31
32 #include DEF_MPERS_TYPE(struct_hd_geometry)
33
34 #include <linux/hdreg.h>
35
36 typedef struct hd_geometry struct_hd_geometry;
37
38 #include MPERS_DEFS
39
MPERS_PRINTER_DECL(int,hdio_ioctl,struct tcb * const tcp,const unsigned int code,const kernel_ulong_t arg)40 MPERS_PRINTER_DECL(int, hdio_ioctl, struct tcb *const tcp,
41 const unsigned int code, const kernel_ulong_t arg)
42 {
43 switch (code) {
44 case HDIO_GETGEO:
45 if (entering(tcp))
46 return 0;
47 else {
48 struct_hd_geometry geo;
49
50 tprints(", ");
51 if (!umove_or_printaddr(tcp, arg, &geo))
52 tprintf("{heads=%u, sectors=%u, "
53 "cylinders=%hu, start=%lu}",
54 (unsigned) geo.heads,
55 (unsigned) geo.sectors,
56 geo.cylinders,
57 (unsigned long) geo.start);
58 }
59 break;
60 default:
61 return RVAL_DECODED;
62 }
63
64 return RVAL_IOCTL_DECODED;
65 }
66