text: /* Copyright (C) 2015 Red Hat, Inc.
     This file is part of elfutils.
  
     This file is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation; either version 3 of the License, or
     (at your option) any later version.
  
     elfutils is distributed in the hope that it will be useful, but
     WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
  
     You should have received a copy of the GNU General Public License
     along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  
  #ifdef HAVE_CONFIG_H
  # include <config.h>
  #endif
  
  #include <assert.h>
  #include <sys/types.h>
  #include <sys/stat.h>
  #include <fcntl.h>
  #include <inttypes.h>
  
  #include ELFUTILS_HEADER(elf)
  #include ELFUTILS_HEADER(dwelf)
  #include <gelf.h>
  
  #include <stdio.h>
  #include <unistd.h>
  #include <string.h>
  
  int
  main (int argc, char *argv[])
  {
    int result = 0;
    int cnt;
  
    elf_version (EV_CURRENT);
  
    for (cnt = 1; cnt < argc; ++cnt)
      {
        int fd = open (argv[cnt], O_RDONLY);
  
        Elf *elf = elf_begin (fd, ELF_C_READ, NULL);
        if (elf == NULL)
  	{
  	  printf ("%s not usable %s\n", argv[cnt], elf_errmsg (-1));
  	  result = 1;
  	  close (fd);
  	  continue;
  	}
  
        size_t shdrstrndx;
        if (elf_getshdrstrndx (elf, &shdrstrndx) == -1)
  	{
  	  printf ("elf_getshdrstrnd failed %s\n", elf_errmsg (-1));
  	  result = 1;
  	  close (fd);
  	  continue;
  	}
  
        Elf_Scn *scn = NULL;
        while ((scn = elf_nextscn (elf, scn)) != NULL)
  	{
  	  int idx = elf_ndxscn (scn);
  	  GElf_Shdr shdr;
  	  if (gelf_getshdr (scn, &shdr) == NULL)
  	    {
  	      printf ("gelf_getshdr failed: %s\n", elf_errmsg (-1));
  	      result = 1;
  	      break;
  	    }
  
  	  if ((shdr.sh_flags & SHF_COMPRESSED) != 0)
  	    {
  	      GElf_Chdr chdr;
  	      if (gelf_getchdr (scn, &chdr) == NULL)
  		{
  		  printf ("gelf_getchdr failed: %s\n", elf_errmsg (-1));
  		  result = 1;
  		  break;
  		}
  
  	      printf ("section %d: ELF Compressed ch_type: %" PRId32
  		      ", ch_size: %" PRIx64 ", ch_addralign: %" PRIx64 "\n",
  		      idx, chdr.ch_type, chdr.ch_size, chdr.ch_addralign);
  	    }
  	  else
  	    {
  	      const char *sname = elf_strptr (elf, shdrstrndx, shdr.sh_name);
  	      if (sname == NULL)
  		{
  		  printf ("couldn't get section name: %s\n", elf_errmsg (-1));
  		  result = 1;
  		  break;
  		}
  
  	      /* This duplicates what the dwelfgnucompressed testcase does.  */
  	      if (strncmp(".zdebug", sname, strlen (".zdebug")) == 0)
  		{
  		  ssize_t size;
  		  if ((size = dwelf_scn_gnu_compressed_size (scn)) == -1)
  		    {
  		      printf ("dwelf_scn_gnu_compressed_size failed: %s\n",
  			      elf_errmsg (-1));
  		      result = 1;
  		      break;
  		    }
  		  printf ("section %d: GNU Compressed size: %zx\n", idx, size);
  		}
  	      else
  		printf ("section %d: NOT Compressed\n", idx);
  	    }
  	}
  
        elf_end (elf);
        close (fd);
      }
  
    return result;
  }
  