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       1                 :            : /*
       2                 :            :  * Copyright (c) 2017 JingPiao Chen <chenjingpiao@gmail.com>
       3                 :            :  * All rights reserved.
       4                 :            :  *
       5                 :            :  * Redistribution and use in source and binary forms, with or without
       6                 :            :  * modification, are permitted provided that the following conditions
       7                 :            :  * are met:
       8                 :            :  * 1. Redistributions of source code must retain the above copyright
       9                 :            :  *    notice, this list of conditions and the following disclaimer.
      10                 :            :  * 2. Redistributions in binary form must reproduce the above copyright
      11                 :            :  *    notice, this list of conditions and the following disclaimer in the
      12                 :            :  *    documentation and/or other materials provided with the distribution.
      13                 :            :  * 3. The name of the author may not be used to endorse or promote products
      14                 :            :  *    derived from this software without specific prior written permission.
      15                 :            :  *
      16                 :            :  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
      17                 :            :  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
      18                 :            :  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
      19                 :            :  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
      20                 :            :  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
      21                 :            :  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
      22                 :            :  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
      23                 :            :  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
      24                 :            :  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
      25                 :            :  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
      26                 :            :  */
      27                 :            : 
      28                 :            : #include "defs.h"
      29                 :            : #ifdef HAVE_USTAT_H
      30                 :            : # include DEF_MPERS_TYPE(struct_ustat)
      31                 :            : # include <ustat.h>
      32                 :            : typedef struct ustat struct_ustat;
      33                 :            : #endif /* HAVE_USTAT_H */
      34                 :            : 
      35                 :            : #include MPERS_DEFS
      36                 :            : 
      37                 :         36 : SYS_FUNC(ustat)
      38                 :            : {
      39         [ +  + ]:         36 :         if (entering(tcp))
      40                 :         18 :                 print_dev_t((unsigned int) tcp->u_arg[0]);
      41                 :            :         else {
      42                 :         18 :                 tprints(", ");
      43                 :            : #ifdef HAVE_USTAT_H
      44                 :            :                 struct_ustat ust;
      45                 :            : 
      46         [ +  + ]:         18 :                 if (!umove_or_printaddr(tcp, tcp->u_arg[1], &ust))
      47                 :         18 :                         tprintf("{f_tfree=%llu, f_tinode=%llu}",
      48                 :          6 :                                 zero_extend_signed_to_ull(ust.f_tfree),
      49                 :          6 :                                 zero_extend_signed_to_ull(ust.f_tinode));
      50                 :            : #else /* !HAVE_USTAT_H */
      51                 :            :                 printaddr(tcp->u_arg[1]);
      52                 :            : #endif /* HAVE_USTAT_H */
      53                 :            :         }
      54                 :            : 
      55                 :         36 :         return 0;
      56                 :            : }