Branch data     Line data    Source code

       1                 :            : /*
       2                 :            :  * Copyright (c) 2014 Mike Frysinger <vapier@gentoo.org>
       3                 :            :  * Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
       4                 :            :  * All rights reserved.
       5                 :            :  *
       6                 :            :  * Redistribution and use in source and binary forms, with or without
       7                 :            :  * modification, are permitted provided that the following conditions
       8                 :            :  * are met:
       9                 :            :  * 1. Redistributions of source code must retain the above copyright
      10                 :            :  *    notice, this list of conditions and the following disclaimer.
      11                 :            :  * 2. Redistributions in binary form must reproduce the above copyright
      12                 :            :  *    notice, this list of conditions and the following disclaimer in the
      13                 :            :  *    documentation and/or other materials provided with the distribution.
      14                 :            :  * 3. The name of the author may not be used to endorse or promote products
      15                 :            :  *    derived from this software without specific prior written permission.
      16                 :            :  *
      17                 :            :  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
      18                 :            :  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
      19                 :            :  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
      20                 :            :  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
      21                 :            :  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
      22                 :            :  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
      23                 :            :  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
      24                 :            :  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
      25                 :            :  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
      26                 :            :  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
      27                 :            :  */
      28                 :            : 
      29                 :            : #include "defs.h"
      30                 :            : #include <linux/fs.h>
      31                 :            : 
      32                 :            : int
      33                 :          0 : fs_x_ioctl(struct tcb *const tcp, const unsigned int code,
      34                 :            :            const kernel_ulong_t arg)
      35                 :            : {
      36      [ #  #  # ]:          0 :         switch (code) {
      37                 :            : #ifdef FITRIM
      38                 :            :         /* First seen in linux-2.6.37 */
      39                 :            :         case FITRIM: {
      40                 :            :                 struct fstrim_range fstrim;
      41                 :            : 
      42                 :          0 :                 tprints(", ");
      43         [ #  # ]:          0 :                 if (!umove_or_printaddr(tcp, arg, &fstrim))
      44                 :          0 :                         tprintf("{start=%#" PRIx64
      45                 :            :                                 ", len=%#" PRIx64
      46                 :            :                                 ", minlen=%#" PRIx64 "}",
      47                 :          0 :                                 (uint64_t) fstrim.start,
      48                 :          0 :                                 (uint64_t) fstrim.len,
      49                 :          0 :                                 (uint64_t) fstrim.minlen);
      50                 :          0 :                 break;
      51                 :            :         }
      52                 :            : #endif
      53                 :            : 
      54                 :            :         /* No arguments */
      55                 :            : #ifdef FIFREEZE
      56                 :            :         case FIFREEZE:
      57                 :            :         case FITHAW:
      58                 :          0 :                 break;
      59                 :            : #endif
      60                 :            : 
      61                 :            :         default:
      62                 :          0 :                 return RVAL_DECODED;
      63                 :            :         }
      64                 :            : 
      65                 :          0 :         return RVAL_DECODED | 1;
      66                 :            : }