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       1                 :             : /* Return section compression header.
       2                 :             :    Copyright (C) 2015 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 "libelfP.h"
      34                 :             : #include <gelf.h>
      35                 :             : #include <stddef.h>
      36                 :             : 
      37                 :             : 
      38                 :             : GElf_Chdr *
      39                 :        4088 : gelf_getchdr (Elf_Scn *scn, GElf_Chdr *dest)
      40                 :             : {
      41         [ -  + ]:        4088 :   if (scn == NULL)
      42                 :             :     return NULL;
      43                 :             : 
      44         [ -  + ]:        4088 :   if (dest == NULL)
      45                 :             :     {
      46                 :           0 :       __libelf_seterrno (ELF_E_INVALID_OPERAND);
      47                 :           0 :       return NULL;
      48                 :             :     }
      49                 :             : 
      50         [ +  + ]:        4088 :   if (scn->elf->class == ELFCLASS32)
      51                 :             :     {
      52                 :        1400 :       Elf32_Chdr *chdr = elf32_getchdr (scn);
      53         [ +  + ]:        1400 :       if (chdr == NULL)
      54                 :             :         return NULL;
      55                 :        1316 :       dest->ch_type = chdr->ch_type;
      56                 :        1316 :       dest->ch_size = chdr->ch_size;
      57                 :        1316 :       dest->ch_addralign = chdr->ch_addralign;
      58                 :             :     }
      59                 :             :   else
      60                 :             :     {
      61                 :        2688 :       Elf64_Chdr *chdr = elf64_getchdr (scn);
      62         [ +  + ]:        2688 :       if (chdr == NULL)
      63                 :             :         return NULL;
      64                 :        2508 :       *dest = *chdr;
      65                 :             :     }
      66                 :             : 
      67                 :             :   return dest;
      68                 :             : }
      69                 :             : INTDEF(gelf_getchdr)