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           6 : 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           6 :   assert (ebl->set_initial_registers_tid != NULL);
      44           6 :   return ebl->set_initial_registers_tid (tid, setfunc, arg);
      45             : }
      46             : 
      47             : size_t
      48        7436 : ebl_frame_nregs (Ebl *ebl)
      49             : {
      50             :   /* ebl is declared NN */
      51        7436 :   return ebl->frame_nregs;
      52             : }
      53             : 
      54             : GElf_Addr
      55  1992827381 : ebl_func_addr_mask (Ebl *ebl)
      56             : {
      57  1992825623 :   return ((ebl == NULL || ebl->func_addr_mask == 0)
      58  1992827381 :           ? ~(GElf_Addr)0 : ebl->func_addr_mask);
      59             : }