LCOV - code coverage report
Current view: top level - strace - sendfile.c (source / functions) Hit Total Coverage
Test: strace-4.18.0.129.97bbb Code Coverage Lines: 27 27 100.0 %
Date: 2017-07-31 03:46:08 Functions: 2 2 100.0 %
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: 16 18 88.9 %

           Branch data     Line data    Source code
       1                 :            : /*
       2                 :            :  * Copyright (c) 2015 Dmitry V. Levin <ldv@altlinux.org>
       3                 :            :  * Copyright (c) 2015-2017 The strace developers.
       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                 :            : 
      31                 :         24 : SYS_FUNC(sendfile64)
      32                 :            : {
      33         [ +  + ]:         24 :         if (entering(tcp)) {
      34                 :         16 :                 printfd(tcp, tcp->u_arg[0]);
      35                 :         16 :                 tprints(", ");
      36                 :         16 :                 printfd(tcp, tcp->u_arg[1]);
      37                 :         16 :                 tprints(", ");
      38         [ +  + ]:         16 :                 if (!printnum_int64(tcp, tcp->u_arg[2], "%" PRIu64)) {
      39                 :          8 :                         tprintf(", %" PRI_klu, tcp->u_arg[3]);
      40                 :          8 :                         return RVAL_DECODED;
      41                 :            :                 }
      42                 :            :         } else {
      43 [ +  + ][ +  + ]:          8 :                 if (!syserror(tcp) && tcp->u_rval) {
      44                 :          4 :                         tprints(" => ");
      45                 :          4 :                         printnum_int64(tcp, tcp->u_arg[2], "%" PRIu64);
      46                 :            :                 }
      47                 :          8 :                 tprintf(", %" PRI_klu, tcp->u_arg[3]);
      48                 :            :         }
      49                 :            : 
      50                 :            :         return 0;
      51                 :            : }
      52                 :            : 
      53                 :         10 : SYS_FUNC(sendfile)
      54                 :            : {
      55         [ +  + ]:         10 :         if (entering(tcp)) {
      56                 :          7 :                 printfd(tcp, tcp->u_arg[0]);
      57                 :          7 :                 tprints(", ");
      58                 :          7 :                 printfd(tcp, tcp->u_arg[1]);
      59                 :          7 :                 tprints(", ");
      60         [ +  + ]:          7 :                 if (!printnum_ulong(tcp, tcp->u_arg[2])
      61         [ -  + ]:          3 :                     || !tcp->u_arg[3]) {
      62                 :          4 :                         tprintf(", %" PRI_klu, tcp->u_arg[3]);
      63                 :          4 :                         return RVAL_DECODED;
      64                 :            :                 }
      65                 :            :         } else {
      66 [ +  - ][ +  + ]:          3 :                 if (!syserror(tcp) && tcp->u_rval) {
      67                 :          2 :                         tprints(" => ");
      68                 :          2 :                         printnum_ulong(tcp, tcp->u_arg[2]);
      69                 :            :                 }
      70                 :          3 :                 tprintf(", %" PRI_klu, tcp->u_arg[3]);
      71                 :            :         }
      72                 :            : 
      73                 :            :         return 0;
      74                 :            : }

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