1c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova/* 2c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * Copyright (c) 1993 Ulrich Pegelow <pegelow@moorea.uni-muenster.de> 3c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * Copyright (c) 1993 Branko Lankester <branko@hacktic.nl> 4c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * Copyright (c) 1993, 1994, 1995, 1996 Rick Sladkey <jrs@world.std.com> 5c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * Copyright (c) 1996-1999 Wichert Akkerman <wichert@cistron.nl> 6c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * Copyright (c) 2003-2006 Roland McGrath <roland@redhat.com> 7c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * Copyright (c) 2006-2015 Dmitry V. Levin <ldv@altlinux.org> 839bac055674d23770b9a724221b728e443196ea7Elliott Hughes * Copyright (c) 2015-2017 The strace developers. 9c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * All rights reserved. 10c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * 11c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * Redistribution and use in source and binary forms, with or without 12c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * modification, are permitted provided that the following conditions 13c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * are met: 14c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * 1. Redistributions of source code must retain the above copyright 15c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * notice, this list of conditions and the following disclaimer. 16c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * 2. Redistributions in binary form must reproduce the above copyright 17c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * notice, this list of conditions and the following disclaimer in the 18c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * documentation and/or other materials provided with the distribution. 19c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * 3. The name of the author may not be used to endorse or promote products 20c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * derived from this software without specific prior written permission. 21c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * 22c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 23c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 24c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 25c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 26c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 27c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 31c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova */ 33c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova 34c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova#include "defs.h" 35c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova 360a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova#include DEF_MPERS_TYPE(shmid_ds_t) 37ba10a421b85b7f622975f2e9f92249cfe3dcfcbdMike Frysinger 38ba10a421b85b7f622975f2e9f92249cfe3dcfcbdMike Frysinger#include "ipc_defs.h" 39ba10a421b85b7f622975f2e9f92249cfe3dcfcbdMike Frysinger 40ba10a421b85b7f622975f2e9f92249cfe3dcfcbdMike Frysinger#ifdef HAVE_SYS_SHM_H 41ba10a421b85b7f622975f2e9f92249cfe3dcfcbdMike Frysinger/* The C library generally exports the struct the current kernel expects. */ 42ba10a421b85b7f622975f2e9f92249cfe3dcfcbdMike Frysinger# include <sys/shm.h> 430a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirovatypedef struct shmid_ds shmid_ds_t; 44ba10a421b85b7f622975f2e9f92249cfe3dcfcbdMike Frysinger#elif defined HAVE_LINUX_SHM_H 45ba10a421b85b7f622975f2e9f92249cfe3dcfcbdMike Frysinger/* The linux header might provide the right struct. */ 46ba10a421b85b7f622975f2e9f92249cfe3dcfcbdMike Frysinger# include <linux/shm.h> 47ba10a421b85b7f622975f2e9f92249cfe3dcfcbdMike Frysingertypedef struct shmid64_ds shmid_ds_t; 48ba10a421b85b7f622975f2e9f92249cfe3dcfcbdMike Frysinger#endif 49ba10a421b85b7f622975f2e9f92249cfe3dcfcbdMike Frysinger 500a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova#include MPERS_DEFS 510a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova 52c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova#include "xlat/shmctl_flags.h" 53c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova 540a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirovastatic void 55d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughesprint_shmid_ds(struct tcb *const tcp, const kernel_ulong_t addr, int cmd) 560a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova{ 57ba10a421b85b7f622975f2e9f92249cfe3dcfcbdMike Frysinger /* TODO: We don't properly decode old compat ipc calls. */ 580a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova if (cmd & IPC_64) 590a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova cmd &= ~IPC_64; 600a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova shmid_ds_t shmid_ds; 610a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova switch (cmd) { 620a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova case IPC_SET: 630a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova case IPC_STAT: 640a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova if (umove_or_printaddr(tcp, addr, &shmid_ds)) 650a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova return; 660a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova 670a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova tprints("{shm_perm={"); 680a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova printuid("uid=", shmid_ds.shm_perm.uid); 690a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova printuid(", gid=", shmid_ds.shm_perm.gid); 700a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova tprints(", mode="); 718d3743868ebce77fe03c5b1ff6435baa8d084293Dmitry V. Levin print_numeric_umode_t(shmid_ds.shm_perm.mode); 720a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova 730a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova if (cmd != IPC_STAT) { 740a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova tprints("}, ...}"); 750a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova break; 760a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova } 770a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova 780a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova tprintf(", key=%u", (unsigned) shmid_ds.shm_perm.__key); 790a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova printuid(", cuid=", shmid_ds.shm_perm.cuid); 800a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova printuid(", cgid=", shmid_ds.shm_perm.cgid); 810a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova tprints("}"); 820a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova tprintf(", shm_segsz=%u", (unsigned) shmid_ds.shm_segsz); 830a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova tprintf(", shm_cpid=%u", (unsigned) shmid_ds.shm_cpid); 840a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova tprintf(", shm_lpid=%u", (unsigned) shmid_ds.shm_lpid); 850a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova tprintf(", shm_nattch=%u", (unsigned) shmid_ds.shm_nattch); 860a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova tprintf(", shm_atime=%u", (unsigned) shmid_ds.shm_atime); 870a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova tprintf(", shm_dtime=%u", (unsigned) shmid_ds.shm_dtime); 880a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova tprintf(", shm_ctime=%u", (unsigned) shmid_ds.shm_ctime); 890a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova tprints("}"); 900a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova break; 910a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova 920a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova default: 930a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova printaddr(addr); 940a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova break; 950a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova } 960a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova} 970a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova 98c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira KhabirovaSYS_FUNC(shmctl) 99c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova{ 1000a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova if (entering(tcp)) { 101047c42e7c8be66aeef1242927f5198e363ba88eeEugene Syromyatnikov tprintf("%d, ", (int) tcp->u_arg[0]); 1020a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova PRINTCTL(shmctl_flags, tcp->u_arg[1], "SHM_???"); 1030a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova tprints(", "); 1040a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova } else { 105d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes const kernel_ulong_t addr = tcp->u_arg[indirect_ipccall(tcp) ? 3 : 2]; 1060a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova print_shmid_ds(tcp, addr, tcp->u_arg[1]); 1070a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova } 1080a6af9b0a45553587954ef306d56e78ac1f4f363Elvira Khabirova return 0; 109c01ad06002f6c15fd0c8807e38e452bb240a1f92Elvira Khabirova} 110