gdb/python/py-instruction.c

   1 /* Python interface to instruction objects.
   2
   3    Copyright 2017-2020 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 #include "defs.h"
  21 #include "py-instruction.h"
  22
  23 /* See py-instruction.h.  */
  24
  25 PyTypeObject py_insn_type = {
  26   PyVarObject_HEAD_INIT (NULL, 0)
  27 };
  28
  29 /* Python instruction object.  */
  30
  31 typedef struct {
  32   PyObject_HEAD
  33 } py_insn_obj;
  34
  35 /* Getter function for gdb.Instruction attributes.  */
  36
  37 static PyObject *
  38 py_insn_getter (PyObject *self, void *closure)
  39 {
  40   return PyErr_Format (PyExc_NotImplementedError, _("Not implemented."));
  41 }
  42
  43 /* Instruction members.  */
  44
  45 static gdb_PyGetSetDef py_insn_getset[] =
  46 {
  47   { "pc", py_insn_getter, NULL, "instruction address", NULL},
  48   { "data", py_insn_getter, NULL, "instruction memory", NULL},
  49   { "decoded", py_insn_getter, NULL, "decoded instruction", NULL},
  50   { "size", py_insn_getter, NULL, "instruction size in bytes", NULL},
  51   {NULL}
  52 };
  53
  54 /* Sets up the gdb.Instruction type.  */
  55
  56 int
  57 gdbpy_initialize_instruction (void)
  58 {
  59   py_insn_type.tp_new = PyType_GenericNew;
  60   py_insn_type.tp_flags = Py_TPFLAGS_DEFAULT;
  61   py_insn_type.tp_basicsize = sizeof (py_insn_obj);
  62   py_insn_type.tp_name = "gdb.Instruction";
  63   py_insn_type.tp_doc = "GDB instruction object";
  64   py_insn_type.tp_getset = py_insn_getset;
  65
  66   return PyType_Ready (&py_insn_type);
  67 }