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                 :          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                 :       7043 : ebl_frame_nregs (Ebl *ebl)
      49                 :            : {
      50                 :            :   /* ebl is declared NN */
      51                 :       7043 :   return ebl->frame_nregs;
      52                 :            : }
      53                 :            : 
      54                 :            : GElf_Addr
      55                 :   16810396 : ebl_func_addr_mask (Ebl *ebl)
      56                 :            : {
      57         [ +  - ]:   16808545 :   return ((ebl == NULL || ebl->func_addr_mask == 0)
      58         [ +  + ]:   16810396 :           ? ~(GElf_Addr)0 : ebl->func_addr_mask);
      59                 :            : }