Branch data     Line data    Source code

       1                 :             : /* Fetch live process Dwfl_Frame from PID.
       2                 :             :    Copyright (C) 2013, 2014 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 <libeblP.h>
      34                 :             : #include <assert.h>
      35                 :             : 
      36                 :             : bool
      37                 :           8 : ebl_set_initial_registers_tid (Ebl *ebl, pid_t tid,
      38                 :             :                                ebl_tid_registers_t *setfunc,
      39                 :             :                                void *arg)
      40                 :             : {
      41                 :             :   /* Otherwise caller could not allocate THREAD frame of proper size.
      42                 :             :      If set_initial_registers_tid is unsupported then FRAME_NREGS is zero.  */
      43         [ -  + ]:           8 :   assert (ebl->set_initial_registers_tid != NULL);
      44                 :           8 :   return ebl->set_initial_registers_tid (tid, setfunc, arg);
      45                 :             : }
      46                 :             : 
      47                 :             : size_t
      48                 :       15424 : ebl_frame_nregs (Ebl *ebl)
      49                 :             : {
      50                 :             :   /* ebl is declared NN */
      51                 :       15424 :   return ebl->frame_nregs;
      52                 :             : }
      53                 :             : 
      54                 :             : GElf_Addr
      55                 :    43864486 : ebl_func_addr_mask (Ebl *ebl)
      56                 :             : {
      57         [ +  - ]:    43860806 :   return ((ebl == NULL || ebl->func_addr_mask == 0)
      58         [ +  + ]:    43864486 :           ? ~(GElf_Addr)0 : ebl->func_addr_mask);
      59                 :             : }