LCOV - code coverage report
Current view: top level - elfutils/libelf - elf_flagdata.c (source / functions) Hit Total Coverage
Test: lcov.out Lines: 7 13 53.8 %
Date: 2013-03-08 Functions: 1 1 100.0 %
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: 4 10 40.0 %

           Branch data     Line data    Source code
       1                 :            : /* Manipulate ELF data flag.
       2                 :            :    Copyright (C) 2000, 2001, 2002 Red Hat, Inc.
       3                 :            :    This file is part of elfutils.
       4                 :            :    Written by Ulrich Drepper <drepper@redhat.com>, 1998.
       5                 :            : 
       6                 :            :    This file is free software; you can redistribute it and/or modify
       7                 :            :    it under the terms of either
       8                 :            : 
       9                 :            :      * the GNU Lesser General Public License as published by the Free
      10                 :            :        Software Foundation; either version 3 of the License, or (at
      11                 :            :        your option) any later version
      12                 :            : 
      13                 :            :    or
      14                 :            : 
      15                 :            :      * the GNU General Public License as published by the Free
      16                 :            :        Software Foundation; either version 2 of the License, or (at
      17                 :            :        your option) any later version
      18                 :            : 
      19                 :            :    or both in parallel, as here.
      20                 :            : 
      21                 :            :    elfutils is distributed in the hope that it will be useful, but
      22                 :            :    WITHOUT ANY WARRANTY; without even the implied warranty of
      23                 :            :    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      24                 :            :    General Public License for more details.
      25                 :            : 
      26                 :            :    You should have received copies of the GNU General Public License and
      27                 :            :    the GNU Lesser General Public License along with this program.  If
      28                 :            :    not, see <http://www.gnu.org/licenses/>.  */
      29                 :            : 
      30                 :            : #ifdef HAVE_CONFIG_H
      31                 :            : # include <config.h>
      32                 :            : #endif
      33                 :            : 
      34                 :            : #include <libelf.h>
      35                 :            : #include <stddef.h>
      36                 :            : 
      37                 :            : #include "libelfP.h"
      38                 :            : 
      39                 :            : 
      40                 :            : unsigned int
      41                 :        576 : elf_flagdata (data, cmd, flags)
      42                 :            :      Elf_Data *data;
      43                 :            :      Elf_Cmd cmd;
      44                 :            :      unsigned int flags;
      45                 :            : {
      46                 :            :   Elf_Data_Scn *data_scn;
      47                 :            :   unsigned int result;
      48                 :            : 
      49         [ +  - ]:        576 :   if (data == NULL)
      50                 :            :     return 0;
      51                 :            : 
      52                 :        576 :   data_scn = (Elf_Data_Scn *) data;
      53                 :            : 
      54 [ +  - ][ -  + ]:        576 :   if (data_scn == NULL || unlikely (data_scn->s->elf->kind != ELF_K_ELF))
      55                 :            :     {
      56                 :          0 :       __libelf_seterrno (ELF_E_INVALID_HANDLE);
      57                 :          0 :       return 0;
      58                 :            :     }
      59                 :            : 
      60         [ +  - ]:        576 :   if (likely (cmd == ELF_C_SET))
      61                 :        576 :     result = (data_scn->s->flags |= (flags & ELF_F_DIRTY));
      62         [ #  # ]:          0 :   else if (likely (cmd == ELF_C_CLR))
      63                 :          0 :     result = (data_scn->s->flags &= ~(flags & ELF_F_DIRTY));
      64                 :            :   else
      65                 :            :     {
      66                 :          0 :       __libelf_seterrno (ELF_E_INVALID_COMMAND);
      67                 :          0 :       return 0;
      68                 :            :     }
      69                 :            : 
      70                 :        576 :   return result;
      71                 :            : }

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