Branch data     Line data    Source code

       1                 :            : /* Get information from a source line record returned by libdwfl.
       2                 :            :    Copyright (C) 2005-2010, 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 "libdwflP.h"
      34                 :            : #include "libdwP.h"
      35                 :            : 
      36                 :            : const char *
      37                 :     306980 : dwfl_lineinfo (Dwfl_Line *line, Dwarf_Addr *addr, int *linep, int *colp,
      38                 :            :                Dwarf_Word *mtime, Dwarf_Word *length)
      39                 :            : {
      40         [ -  + ]:     306980 :   if (line == NULL)
      41                 :            :     return NULL;
      42                 :            : 
      43         [ +  + ]:     306980 :   struct dwfl_cu *cu = dwfl_linecu (line);
      44                 :     306980 :   const Dwarf_Line *info = &cu->die.cu->lines->info[line->idx];
      45                 :            : 
      46         [ +  + ]:     306980 :   if (addr != NULL)
      47                 :     306970 :     *addr = dwfl_adjusted_dwarf_addr (cu->mod, info->addr);
      48         [ +  - ]:     306980 :   if (linep != NULL)
      49                 :     306980 :     *linep = info->line;
      50         [ +  - ]:     306980 :   if (colp != NULL)
      51                 :     306980 :     *colp = info->column;
      52                 :            : 
      53         [ -  + ]:     306980 :   if (unlikely (info->file >= info->files->nfiles))
      54                 :            :     {
      55                 :          0 :       __libdwfl_seterrno (DWFL_E (LIBDW, DWARF_E_INVALID_DWARF));
      56                 :          0 :       return NULL;
      57                 :            :     }
      58                 :            : 
      59                 :     306980 :   struct Dwarf_Fileinfo_s *file = &info->files->info[info->file];
      60         [ +  + ]:     306980 :   if (mtime != NULL)
      61                 :     306780 :     *mtime = file->mtime;
      62         [ +  + ]:     306980 :   if (length != NULL)
      63                 :     306780 :     *length = file->length;
      64                 :     306980 :   return file->name;
      65                 :            : }