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 36typedef struct hd_geometry struct_hd_geometry; 37 38#include MPERS_DEFS 39 40MPERS_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