granicus.if.org Git - strace/blob - tests/ioctl_sg_io_v4.c

   1 /*
   2  * Check decoding of ioctl SG_IO v4 commands.
   3  *
   4  * Copyright (c) 2017 Dmitry V. Levin <ldv@altlinux.org>
   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 "tests.h"
  31
  32 #ifdef HAVE_LINUX_BSG_H
  33
  34 # include <inttypes.h>
  35 # include <stdio.h>
  36 # include <sys/ioctl.h>
  37 # include <sys/uio.h>
  38 # include <linux/bsg.h>
  39
  40 # include "xlat/scsi_sg_commands.h"
  41
  42 int
  43 main(void)
  44 {
  45         ioctl(-1, SG_IO, 0);
  46         printf("ioctl(-1, SG_IO, NULL) = -1 EBADF (%m)\n");
  47
  48         TAIL_ALLOC_OBJECT_CONST_PTR(struct sg_io_v4, sg_io);
  49         fill_memory(sg_io, sizeof(*sg_io));
  50
  51         const void *const efault = sg_io + 1;
  52         ioctl(-1, SG_IO, efault);
  53         printf("ioctl(-1, SG_IO, %p) = -1 EBADF (%m)\n", efault);
  54
  55         ioctl(-1, SG_IO, sg_io);
  56         printf("ioctl(-1, SG_IO, [%u]) = -1 EBADF (%m)\n", sg_io->guard);
  57
  58         TAIL_ALLOC_OBJECT_CONST_PTR(unsigned int, pguard);
  59         *pguard = (unsigned char) 'Q';
  60         ioctl(-1, SG_IO, pguard);
  61         printf("ioctl(-1, SG_IO, {guard='Q', %p}) = -1 EBADF (%m)\n", pguard + 1);
  62
  63         sg_io->guard = (unsigned char) 'Q';
  64         sg_io->protocol = 0;
  65         sg_io->subprotocol = 1;
  66         sg_io->flags = -1U;
  67         sg_io->info = -1U;
  68         sg_io->request = (kernel_ulong_t) 0xfacefeedfffffff1ULL;
  69         sg_io->response = (kernel_ulong_t) 0xfacefeedfffffff2ULL;
  70         sg_io->dout_xferp = (kernel_ulong_t) 0xfacefeedfffffff3ULL;
  71         sg_io->din_xferp = (kernel_ulong_t) 0xfacefeedfffffff4ULL;
  72         ioctl(-1, SG_IO, sg_io);
  73         printf("ioctl(-1, SG_IO, {guard='Q'"
  74                ", protocol=BSG_PROTOCOL_SCSI"
  75                ", subprotocol=BSG_SUB_PROTOCOL_SCSI_TMF"
  76                ", request_len=%u"
  77                ", request=%#llx"
  78                ", request_tag=%#" PRI__x64
  79                ", request_attr=%u"
  80                ", request_priority=%u"
  81                ", request_extra=%u"
  82                ", max_response_len=%u"
  83                ", dout_iovec_count=%u"
  84                ", dout_xfer_len=%u"
  85                ", din_iovec_count=%u"
  86                ", din_xfer_len=%u"
  87                ", dout_xferp=%#llx"
  88                ", timeout=%u"
  89                ", flags=BSG_FLAG_Q_AT_TAIL|BSG_FLAG_Q_AT_HEAD|0xffffffcf"
  90                ", usr_ptr=%#" PRI__x64
  91                ", response_len=%u"
  92                ", response=%#llx"
  93                ", din_xferp=%#llx"
  94                ", driver_status=%#x"
  95                ", transport_status=%#x"
  96                ", device_status=%#x"
  97                ", retry_delay=%u"
  98                ", info=SG_INFO_CHECK|SG_INFO_DIRECT_IO|SG_INFO_MIXED_IO|0xfffffff8"
  99                ", duration=%u"
 100                ", response_len=%u"
 101                ", din_resid=%d"
 102                ", dout_resid=%d"
 103                ", generated_tag=%#" PRI__x64 "}) = -1 EBADF (%m)\n",
 104                sg_io->request_len,
 105                (unsigned long long) (kernel_ulong_t) sg_io->request,
 106                sg_io->request_tag,
 107                sg_io->request_attr,
 108                sg_io->request_priority,
 109                sg_io->request_extra,
 110                sg_io->max_response_len,
 111                sg_io->dout_iovec_count,
 112                sg_io->dout_xfer_len,
 113                sg_io->din_iovec_count,
 114                sg_io->din_xfer_len,
 115                (unsigned long long) (kernel_ulong_t) sg_io->dout_xferp,
 116                sg_io->timeout,
 117                sg_io->usr_ptr,
 118                sg_io->response_len,
 119                (unsigned long long) (kernel_ulong_t) sg_io->response,
 120                (unsigned long long) (kernel_ulong_t) sg_io->din_xferp,
 121                sg_io->driver_status,
 122                sg_io->transport_status,
 123                sg_io->device_status,
 124                sg_io->retry_delay,
 125                sg_io->duration,
 126                sg_io->response_len,
 127                sg_io->din_resid,
 128                sg_io->dout_resid,
 129                sg_io->generated_tag);
 130
 131         const struct iovec iov[] = {
 132                 {
 133                         .iov_base = (void *) efault - 2,
 134                         .iov_len = 2
 135                 }, {
 136                         .iov_base = (void *) efault - 3,
 137                         .iov_len = 4
 138                 }
 139         };
 140         const struct iovec *const t_iov = tail_memdup(iov, sizeof(iov));
 141         sg_io->dout_iovec_count = ARRAY_SIZE(iov);
 142         sg_io->dout_xfer_len = iov[0].iov_len + iov[1].iov_len - 1;
 143         sg_io->dout_xferp = (unsigned long) t_iov;
 144
 145         sg_io->din_iovec_count = 0;
 146         sg_io->din_xfer_len = 5;
 147         sg_io->din_resid = 1;
 148         sg_io->din_xferp = (unsigned long) efault -
 149                 (sg_io->dout_xfer_len - sg_io->din_resid);
 150
 151         sg_io->request_len = 3;
 152         sg_io->request = (unsigned long) efault - sg_io->request_len;
 153         sg_io->response_len = 2;
 154         sg_io->response = (unsigned long) efault - sg_io->response_len;
 155
 156         sg_io->flags = 0x20;
 157         sg_io->info = 1;
 158
 159         ioctl(-1, SG_IO, sg_io);
 160         printf("ioctl(-1, SG_IO, {guard='Q'"
 161                ", protocol=BSG_PROTOCOL_SCSI"
 162                ", subprotocol=BSG_SUB_PROTOCOL_SCSI_TMF"
 163                ", request_len=%u"
 164                ", request=\"\\x%x\\x%x\\x%x\""
 165                ", request_tag=%#" PRI__x64
 166                ", request_attr=%u"
 167                ", request_priority=%u"
 168                ", request_extra=%u"
 169                ", max_response_len=%u"
 170                ", dout_iovec_count=%u"
 171                ", dout_xfer_len=%u"
 172                ", din_iovec_count=%u"
 173                ", din_xfer_len=%u"
 174                ", dout_xferp=[{iov_base=\"\\%o\\%o\", iov_len=%u}"
 175                ", {iov_base=\"\\%o\\%o\\%o\", iov_len=%u}]"
 176                ", timeout=%u, flags=BSG_FLAG_Q_AT_HEAD"
 177                ", usr_ptr=%#" PRI__x64
 178                ", response_len=%u"
 179                ", response=\"\\x%x\\x%x\""
 180                ", din_xferp=\"\\x%x\\x%x\\x%x\\x%x\""
 181                ", driver_status=%#x"
 182                ", transport_status=%#x"
 183                ", device_status=%#x"
 184                ", retry_delay=%u"
 185                ", info=SG_INFO_CHECK"
 186                ", duration=%u"
 187                ", response_len=%u"
 188                ", din_resid=%d"
 189                ", dout_resid=%d"
 190                ", generated_tag=%#" PRI__x64 "}) = -1 EBADF (%m)\n",
 191                sg_io->request_len,
 192                *(unsigned char *) ((unsigned long) sg_io->request + 0),
 193                *(unsigned char *) ((unsigned long) sg_io->request + 1),
 194                *(unsigned char *) ((unsigned long) sg_io->request + 2),
 195                sg_io->request_tag,
 196                sg_io->request_attr,
 197                sg_io->request_priority,
 198                sg_io->request_extra,
 199                sg_io->max_response_len,
 200                sg_io->dout_iovec_count,
 201                sg_io->dout_xfer_len,
 202                sg_io->din_iovec_count,
 203                sg_io->din_xfer_len,
 204                *(unsigned char *) (iov[0].iov_base + 0),
 205                *(unsigned char *) (iov[0].iov_base + 1),
 206                (unsigned int) iov[0].iov_len,
 207                *(unsigned char *) (iov[1].iov_base + 0),
 208                *(unsigned char *) (iov[1].iov_base + 1),
 209                *(unsigned char *) (iov[1].iov_base + 2),
 210                (unsigned int) iov[1].iov_len,
 211                sg_io->timeout,
 212                sg_io->usr_ptr,
 213                sg_io->response_len,
 214                *(unsigned char *) ((unsigned long) sg_io->response + 0),
 215                *(unsigned char *) ((unsigned long) sg_io->response + 1),
 216                *(unsigned char *) ((unsigned long) sg_io->din_xferp + 0),
 217                *(unsigned char *) ((unsigned long) sg_io->din_xferp + 1),
 218                *(unsigned char *) ((unsigned long) sg_io->din_xferp + 2),
 219                *(unsigned char *) ((unsigned long) sg_io->din_xferp + 3),
 220                sg_io->driver_status,
 221                sg_io->transport_status,
 222                sg_io->device_status,
 223                sg_io->retry_delay,
 224                sg_io->duration,
 225                sg_io->response_len,
 226                sg_io->din_resid,
 227                sg_io->dout_resid,
 228                sg_io->generated_tag);
 229
 230         puts("+++ exited with 0 +++");
 231         return 0;
 232 }
 233
 234 #else
 235
 236 SKIP_MAIN_UNDEFINED("HAVE_LINUX_BSG_H")
 237
 238 #endif