gdb/linux-nat-trad.h

   1 /* Generic GNU/Linux target using traditional ptrace register access.
   2
   3    Copyright (C) 2000-2020 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 LINUX_NAT_TRAD_H
  21 #define LINUX_NAT_TRAD_H
  22
  23 #include "linux-nat.h"
  24
  25 /* A prototype GNU/Linux target using traditional ptrace register
  26    access.  A concrete type should override REGISTER_U_OFFSET.  */
  27
  28 class linux_nat_trad_target : public linux_nat_target
  29 {
  30 public:
  31   void fetch_registers (struct regcache *, int) override;
  32   void store_registers (struct regcache *, int) override;
  33
  34 protected:
  35   /* Return the offset within the user area where a particular
  36      register is stored.  */
  37   virtual CORE_ADDR register_u_offset (struct gdbarch *gdbarch,
  38                                        int regnum, int store) = 0;
  39
  40 private:
  41   /* Helpers.  See definition.  */
  42   void fetch_register (struct regcache *regcache, int regnum);
  43   void store_register (const struct regcache *regcache, int regnum);
  44 };
  45
  46 #endif /* LINUX_NAT_TRAD_H */