LCOV - code coverage report
Current view: top level - strace - mq.c (source / functions) Hit Total Coverage
Test: strace-4.18.0.129.97bbb Code Coverage Lines: 41 41 100.0 %
Date: 2017-07-31 03:46:08 Functions: 5 5 100.0 %
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: 8 8 100.0 %

           Branch data     Line data    Source code
       1                 :            : /*
       2                 :            :  * Copyright (c) 2004 Ulrich Drepper <drepper@redhat.com>
       3                 :            :  * Copyright (c) 2005-2015 Dmitry V. Levin <ldv@altlinux.org>
       4                 :            :  * Copyright (c) 2015-2017 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                 :            : #include <fcntl.h>
      32                 :            : 
      33                 :         32 : SYS_FUNC(mq_open)
      34                 :            : {
      35                 :         32 :         printpath(tcp, tcp->u_arg[0]);
      36                 :         32 :         tprints(", ");
      37                 :            :         /* flags */
      38                 :         32 :         tprint_open_modes(tcp->u_arg[1]);
      39         [ +  + ]:         32 :         if (tcp->u_arg[1] & O_CREAT) {
      40                 :            :                 /* mode */
      41                 :         26 :                 tprints(", ");
      42                 :         26 :                 print_numeric_umode_t(tcp->u_arg[2]);
      43                 :         26 :                 tprints(", ");
      44                 :         26 :                 printmqattr(tcp, tcp->u_arg[3], false);
      45                 :            :         }
      46                 :         32 :         return RVAL_DECODED;
      47                 :            : }
      48                 :            : 
      49                 :         42 : SYS_FUNC(mq_timedsend)
      50                 :            : {
      51                 :         42 :         tprintf("%d, ", (int) tcp->u_arg[0]);
      52                 :         42 :         printstrn(tcp, tcp->u_arg[1], tcp->u_arg[2]);
      53                 :         42 :         tprintf(", %" PRI_klu ", %u, ", tcp->u_arg[2],
      54                 :         42 :                 (unsigned int) tcp->u_arg[3]);
      55                 :         42 :         print_timespec(tcp, tcp->u_arg[4]);
      56                 :         42 :         return RVAL_DECODED;
      57                 :            : }
      58                 :            : 
      59                 :         60 : SYS_FUNC(mq_timedreceive)
      60                 :            : {
      61         [ +  + ]:         60 :         if (entering(tcp)) {
      62                 :         30 :                 tprintf("%d, ", (int) tcp->u_arg[0]);
      63                 :            :         } else {
      64         [ +  + ]:         30 :                 if (syserror(tcp))
      65                 :         18 :                         printaddr(tcp->u_arg[1]);
      66                 :            :                 else
      67                 :         12 :                         printstrn(tcp, tcp->u_arg[1], tcp->u_rval);
      68                 :         30 :                 tprintf(", %" PRI_klu ", ", tcp->u_arg[2]);
      69                 :         30 :                 printnum_int(tcp, tcp->u_arg[3], "%u");
      70                 :         30 :                 tprints(", ");
      71                 :            :                 /*
      72                 :            :                  * Since the timeout parameter is read by the kernel
      73                 :            :                  * on entering syscall, it has to be decoded the same way
      74                 :            :                  * whether the syscall has failed or not.
      75                 :            :                  */
      76                 :         30 :                 temporarily_clear_syserror(tcp);
      77                 :         30 :                 print_timespec(tcp, tcp->u_arg[4]);
      78                 :         30 :                 restore_cleared_syserror(tcp);
      79                 :            :         }
      80                 :         60 :         return 0;
      81                 :            : }
      82                 :            : 
      83                 :         36 : SYS_FUNC(mq_notify)
      84                 :            : {
      85                 :         36 :         tprintf("%d, ", (int) tcp->u_arg[0]);
      86                 :         36 :         print_sigevent(tcp, tcp->u_arg[1]);
      87                 :         36 :         return RVAL_DECODED;
      88                 :            : }
      89                 :            : 
      90                 :          8 : SYS_FUNC(mq_getsetattr)
      91                 :            : {
      92         [ +  + ]:          8 :         if (entering(tcp)) {
      93                 :          4 :                 tprintf("%d, ", (int) tcp->u_arg[0]);
      94                 :          4 :                 printmqattr(tcp, tcp->u_arg[1], true);
      95                 :          4 :                 tprints(", ");
      96                 :            :         } else {
      97                 :          4 :                 printmqattr(tcp, tcp->u_arg[2], true);
      98                 :            :         }
      99                 :          8 :         return 0;
     100                 :            : }

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