LCOV - code coverage report
Current view: top level - libebl - eblsectionstripp.c (source / functions) Hit Total Coverage
Test: elfutils-0.189 Lines: 16 16 100.0 %
Date: 2023-10-03 16:45:27 Functions: 1 1 100.0 %
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: 23 28 82.1 %

           Branch data     Line data    Source code
       1                 :            : /* Check whether section can be stripped.
       2                 :            :    Copyright (C) 2005, 2013 Red Hat, Inc.
       3                 :            :    This file is part of elfutils.
       4                 :            : 
       5                 :            :    This file is free software; you can redistribute it and/or modify
       6                 :            :    it under the terms of either
       7                 :            : 
       8                 :            :      * the GNU Lesser General Public License as published by the Free
       9                 :            :        Software Foundation; either version 3 of the License, or (at
      10                 :            :        your option) any later version
      11                 :            : 
      12                 :            :    or
      13                 :            : 
      14                 :            :      * the GNU General Public License as published by the Free
      15                 :            :        Software Foundation; either version 2 of the License, or (at
      16                 :            :        your option) any later version
      17                 :            : 
      18                 :            :    or both in parallel, as here.
      19                 :            : 
      20                 :            :    elfutils is distributed in the hope that it will be useful, but
      21                 :            :    WITHOUT ANY WARRANTY; without even the implied warranty of
      22                 :            :    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      23                 :            :    General Public License for more details.
      24                 :            : 
      25                 :            :    You should have received copies of the GNU General Public License and
      26                 :            :    the GNU Lesser General Public License along with this program.  If
      27                 :            :    not, see <http://www.gnu.org/licenses/>.  */
      28                 :            : 
      29                 :            : #ifdef HAVE_CONFIG_H
      30                 :            : # include <config.h>
      31                 :            : #endif
      32                 :            : 
      33                 :            : #include <string.h>
      34                 :            : #include "libeblP.h"
      35                 :            : 
      36                 :            : 
      37                 :            : bool
      38                 :    2780262 : ebl_section_strip_p (Ebl *ebl, const GElf_Shdr *shdr,
      39                 :            :                      const char *name, bool remove_comment,
      40                 :            :                      bool only_remove_debug)
      41                 :            : {
      42                 :            :   /* If only debug information should be removed check the name.  There
      43                 :            :      is unfortunately no other way.  */
      44         [ +  + ]:    2780262 :   if (unlikely (only_remove_debug))
      45                 :            :     {
      46         [ +  + ]:     133422 :       if (ebl_debugscn_p (ebl, name))
      47                 :            :         return true;
      48                 :            : 
      49         [ +  + ]:     133008 :       if (shdr->sh_type == SHT_RELA || shdr->sh_type == SHT_REL)
      50                 :            :         {
      51                 :        142 :           Elf_Scn *scn_l = elf_getscn (ebl->elf, (shdr)->sh_info);
      52                 :        142 :           GElf_Shdr shdr_mem_l;
      53                 :        142 :           GElf_Shdr *shdr_l = gelf_getshdr (scn_l, &shdr_mem_l);
      54         [ +  - ]:        142 :           if (shdr_l != NULL)
      55                 :            :             {
      56                 :        142 :               size_t shstrndx;
      57         [ +  - ]:        142 :               if (elf_getshdrstrndx (ebl->elf, &shstrndx) != 0)
      58                 :         30 :                 return false;
      59                 :        284 :               const char *s_l = elf_strptr (ebl->elf, shstrndx,
      60                 :        142 :                                             shdr_l->sh_name);
      61   [ +  -  +  + ]:        142 :               if (s_l != NULL && ebl_debugscn_p (ebl, s_l))
      62                 :            :                 return true;
      63                 :            :             }
      64                 :            :         }
      65                 :            : 
      66                 :     132978 :       return false;
      67                 :            :     }
      68                 :            : 
      69   [ +  +  +  +  :    5279428 :   return SECTION_STRIP_P (shdr, name, remove_comment);
          +  +  +  -  +  
             -  +  +  +  
                      + ]
      70                 :            : }

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