gdb/process-stratum-target.h

   1 /* Abstract base class inherited by all process_stratum targets
   2
   3    Copyright (C) 2018 Free Software Foundation, Inc.
   4
   5    This file is part of GDB.
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  19
  20 #ifndef PROCESS_STRATUM_TARGET_H
  21 #define PROCESS_STRATUM_TARGET_H
  22
  23 #include "target.h"
  24
  25 /* Abstract base class inherited by all process_stratum targets.  */
  26
  27 class process_stratum_target : public target_ops
  28 {
  29 public:
  30   process_stratum_target ()
  31   {
  32     to_stratum = process_stratum;
  33   }
  34
  35   ~process_stratum_target () override = 0;
  36
  37   /* We must default these because they must be implemented by any
  38      target that can run.  */
  39   bool can_async_p () override { return false; }
  40   bool supports_non_stop () override { return false; }
  41   bool supports_disable_randomization () override { return false; }
  42
  43   /* This default implementation returns the inferior's address
  44      space.  */
  45   struct address_space *thread_address_space (ptid_t ptid) override;
  46
  47   /* This default implementation always returns target_gdbarch ().  */
  48   struct gdbarch *thread_architecture (ptid_t ptid) override;
  49
  50   /* Default implementations for process_stratum targets.  Return true
  51      if there's a selected inferior, false otherwise.  */
  52   bool has_all_memory () override;
  53   bool has_memory () override;
  54   bool has_stack () override;
  55   bool has_registers () override;
  56   bool has_execution (ptid_t the_ptid) override;
  57 };
  58
  59 #endif /* !defined (PROCESS_STRATUM_TARGET_H) */