1 /* Python interface to inferiors.
3 Copyright (C) 2009-2018 Free Software Foundation, Inc.
5 This file is part of GDB.
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.
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.
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/>. */
22 #include "gdbthread.h"
25 #include "observable.h"
26 #include "python-internal.h"
27 #include "arch-utils.h"
29 #include "gdb_signals.h"
31 #include "py-stopevent.h"
33 struct threadlist_entry {
34 thread_object *thread_obj;
35 struct threadlist_entry *next;
38 struct inferior_object
42 /* The inferior we represent. */
43 struct inferior *inferior;
45 /* thread_object instances under this inferior. This list owns a
46 reference to each object it contains. */
47 struct threadlist_entry *threads;
49 /* Number of threads in the list. */
53 extern PyTypeObject inferior_object_type
54 CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("inferior_object");
56 static const struct inferior_data *infpy_inf_data_key;
62 /* These are kept just for mbpy_str. */
67 extern PyTypeObject membuf_object_type
68 CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("membuf_object");
70 /* Require that INFERIOR be a valid inferior ID. */
71 #define INFPY_REQUIRE_VALID(Inferior) \
73 if (!Inferior->inferior) \
75 PyErr_SetString (PyExc_RuntimeError, \
76 _("Inferior no longer exists.")); \
82 python_on_normal_stop (struct bpstats *bs, int print_frame)
84 enum gdb_signal stop_signal;
86 if (!gdb_python_initialized)
89 if (!find_thread_ptid (inferior_ptid))
92 stop_signal = inferior_thread ()->suspend.stop_signal;
94 gdbpy_enter enter_py (get_current_arch (), current_language);
96 if (emit_stop_event (bs, stop_signal) < 0)
101 python_on_resume (ptid_t ptid)
103 if (!gdb_python_initialized)
106 gdbpy_enter enter_py (target_gdbarch (), current_language);
108 if (emit_continue_event (ptid) < 0)
109 gdbpy_print_stack ();
112 /* Callback, registered as an observer, that notifies Python listeners
113 when an inferior function call is about to be made. */
116 python_on_inferior_call_pre (ptid_t thread, CORE_ADDR address)
118 gdbpy_enter enter_py (target_gdbarch (), current_language);
120 if (emit_inferior_call_event (INFERIOR_CALL_PRE, thread, address) < 0)
121 gdbpy_print_stack ();
124 /* Callback, registered as an observer, that notifies Python listeners
125 when an inferior function call has completed. */
128 python_on_inferior_call_post (ptid_t thread, CORE_ADDR address)
130 gdbpy_enter enter_py (target_gdbarch (), current_language);
132 if (emit_inferior_call_event (INFERIOR_CALL_POST, thread, address) < 0)
133 gdbpy_print_stack ();
136 /* Callback, registered as an observer, that notifies Python listeners
137 when a part of memory has been modified by user action (eg via a
141 python_on_memory_change (struct inferior *inferior, CORE_ADDR addr, ssize_t len, const bfd_byte *data)
143 gdbpy_enter enter_py (target_gdbarch (), current_language);
145 if (emit_memory_changed_event (addr, len) < 0)
146 gdbpy_print_stack ();
149 /* Callback, registered as an observer, that notifies Python listeners
150 when a register has been modified by user action (eg via a 'set'
154 python_on_register_change (struct frame_info *frame, int regnum)
156 gdbpy_enter enter_py (target_gdbarch (), current_language);
158 if (emit_register_changed_event (frame, regnum) < 0)
159 gdbpy_print_stack ();
163 python_inferior_exit (struct inferior *inf)
165 const LONGEST *exit_code = NULL;
167 if (!gdb_python_initialized)
170 gdbpy_enter enter_py (target_gdbarch (), current_language);
172 if (inf->has_exit_code)
173 exit_code = &inf->exit_code;
175 if (emit_exited_event (exit_code, inf) < 0)
176 gdbpy_print_stack ();
179 /* Callback used to notify Python listeners about new objfiles loaded in the
180 inferior. OBJFILE may be NULL which means that the objfile list has been
181 cleared (emptied). */
184 python_new_objfile (struct objfile *objfile)
186 if (!gdb_python_initialized)
189 gdbpy_enter enter_py (objfile != NULL
190 ? get_objfile_arch (objfile)
196 if (emit_clear_objfiles_event () < 0)
197 gdbpy_print_stack ();
201 if (emit_new_objfile_event (objfile) < 0)
202 gdbpy_print_stack ();
206 /* Return a reference to the Python object of type Inferior
207 representing INFERIOR. If the object has already been created,
208 return it and increment the reference count, otherwise, create it.
209 Return NULL on failure. */
212 inferior_to_inferior_object (struct inferior *inferior)
214 inferior_object *inf_obj;
216 inf_obj = (inferior_object *) inferior_data (inferior, infpy_inf_data_key);
219 inf_obj = PyObject_New (inferior_object, &inferior_object_type);
223 inf_obj->inferior = inferior;
224 inf_obj->threads = NULL;
225 inf_obj->nthreads = 0;
227 /* PyObject_New initializes the new object with a refcount of 1. This
228 counts for the reference we are keeping in the inferior data. */
229 set_inferior_data (inferior, infpy_inf_data_key, inf_obj);
233 /* We are returning a new reference. */
234 Py_INCREF ((PyObject *)inf_obj);
239 /* Called when a new inferior is created. Notifies any Python event
242 python_new_inferior (struct inferior *inf)
244 if (!gdb_python_initialized)
247 gdbpy_enter enter_py (python_gdbarch, python_language);
249 if (evregpy_no_listeners_p (gdb_py_events.new_inferior))
252 gdbpy_ref<inferior_object> inf_obj (inferior_to_inferior_object (inf));
255 gdbpy_print_stack ();
259 gdbpy_ref<> event = create_event_object (&new_inferior_event_object_type);
261 || evpy_add_attribute (event.get (), "inferior",
262 (PyObject *) inf_obj.get ()) < 0
263 || evpy_emit_event (event.get (), gdb_py_events.new_inferior) < 0)
264 gdbpy_print_stack ();
267 /* Called when an inferior is removed. Notifies any Python event
270 python_inferior_deleted (struct inferior *inf)
272 if (!gdb_python_initialized)
275 gdbpy_enter enter_py (python_gdbarch, python_language);
277 if (evregpy_no_listeners_p (gdb_py_events.inferior_deleted))
280 gdbpy_ref<inferior_object> inf_obj (inferior_to_inferior_object (inf));
283 gdbpy_print_stack ();
287 gdbpy_ref<> event = create_event_object (&inferior_deleted_event_object_type);
289 || evpy_add_attribute (event.get (), "inferior",
290 (PyObject *) inf_obj.get ()) < 0
291 || evpy_emit_event (event.get (), gdb_py_events.inferior_deleted) < 0)
292 gdbpy_print_stack ();
295 /* Finds the Python Inferior object for the given PID. Returns a
296 reference, or NULL if PID does not match any inferior object. */
299 find_inferior_object (int pid)
301 struct inferior *inf = find_inferior_pid (pid);
304 return (PyObject *) inferior_to_inferior_object (inf);
310 thread_to_thread_object (thread_info *thr)
312 gdbpy_ref<inferior_object> inf_obj (inferior_to_inferior_object (thr->inf));
316 for (threadlist_entry *thread = inf_obj->threads;
318 thread = thread->next)
319 if (thread->thread_obj->thread == thr)
320 return thread->thread_obj;
326 add_thread_object (struct thread_info *tp)
328 thread_object *thread_obj;
329 inferior_object *inf_obj;
330 struct threadlist_entry *entry;
332 if (!gdb_python_initialized)
335 gdbpy_enter enter_py (python_gdbarch, python_language);
337 thread_obj = create_thread_object (tp);
340 gdbpy_print_stack ();
344 inf_obj = (inferior_object *) thread_obj->inf_obj;
346 entry = XNEW (struct threadlist_entry);
347 entry->thread_obj = thread_obj;
348 entry->next = inf_obj->threads;
350 inf_obj->threads = entry;
353 if (evregpy_no_listeners_p (gdb_py_events.new_thread))
356 gdbpy_ref<> event = create_thread_event_object (&new_thread_event_object_type,
357 (PyObject *) thread_obj);
359 || evpy_emit_event (event.get (), gdb_py_events.new_thread) < 0)
360 gdbpy_print_stack ();
364 delete_thread_object (struct thread_info *tp, int ignore)
366 struct threadlist_entry **entry, *tmp;
368 if (!gdb_python_initialized)
371 gdbpy_enter enter_py (python_gdbarch, python_language);
373 gdbpy_ref<inferior_object> inf_obj
374 ((inferior_object *) inferior_to_inferior_object (tp->inf));
378 /* Find thread entry in its inferior's thread_list. */
379 for (entry = &inf_obj->threads; *entry != NULL; entry =
381 if ((*entry)->thread_obj->thread == tp)
388 tmp->thread_obj->thread = NULL;
390 *entry = (*entry)->next;
393 Py_DECREF (tmp->thread_obj);
398 infpy_threads (PyObject *self, PyObject *args)
401 struct threadlist_entry *entry;
402 inferior_object *inf_obj = (inferior_object *) self;
405 INFPY_REQUIRE_VALID (inf_obj);
409 update_thread_list ();
411 CATCH (except, RETURN_MASK_ALL)
413 GDB_PY_HANDLE_EXCEPTION (except);
417 tuple = PyTuple_New (inf_obj->nthreads);
421 for (i = 0, entry = inf_obj->threads; i < inf_obj->nthreads;
422 i++, entry = entry->next)
424 Py_INCREF (entry->thread_obj);
425 PyTuple_SET_ITEM (tuple, i, (PyObject *) entry->thread_obj);
432 infpy_get_num (PyObject *self, void *closure)
434 inferior_object *inf = (inferior_object *) self;
436 INFPY_REQUIRE_VALID (inf);
438 return PyLong_FromLong (inf->inferior->num);
442 infpy_get_pid (PyObject *self, void *closure)
444 inferior_object *inf = (inferior_object *) self;
446 INFPY_REQUIRE_VALID (inf);
448 return PyLong_FromLong (inf->inferior->pid);
452 infpy_get_was_attached (PyObject *self, void *closure)
454 inferior_object *inf = (inferior_object *) self;
456 INFPY_REQUIRE_VALID (inf);
457 if (inf->inferior->attach_flag)
462 /* Getter of gdb.Inferior.progspace. */
465 infpy_get_progspace (PyObject *self, void *closure)
467 inferior_object *inf = (inferior_object *) self;
469 INFPY_REQUIRE_VALID (inf);
471 program_space *pspace = inf->inferior->pspace;
472 gdb_assert (pspace != nullptr);
474 return pspace_to_pspace_object (pspace).release ();
478 build_inferior_list (struct inferior *inf, void *arg)
480 PyObject *list = (PyObject *) arg;
481 gdbpy_ref<inferior_object> inferior (inferior_to_inferior_object (inf));
483 if (inferior == NULL)
486 return PyList_Append (list, (PyObject *) inferior.get ()) ? 1 : 0;
489 /* Implementation of gdb.inferiors () -> (gdb.Inferior, ...).
490 Returns a tuple of all inferiors. */
492 gdbpy_inferiors (PyObject *unused, PyObject *unused2)
494 gdbpy_ref<> list (PyList_New (0));
498 if (iterate_over_inferiors (build_inferior_list, list.get ()))
501 return PyList_AsTuple (list.get ());
504 /* Membuf and memory manipulation. */
506 /* Implementation of Inferior.read_memory (address, length).
507 Returns a Python buffer object with LENGTH bytes of the inferior's
508 memory at ADDRESS. Both arguments are integers. Returns NULL on error,
509 with a python exception set. */
511 infpy_read_memory (PyObject *self, PyObject *args, PyObject *kw)
513 CORE_ADDR addr, length;
514 gdb_byte *buffer = NULL;
515 PyObject *addr_obj, *length_obj, *result;
516 static const char *keywords[] = { "address", "length", NULL };
518 if (!gdb_PyArg_ParseTupleAndKeywords (args, kw, "OO", keywords,
519 &addr_obj, &length_obj))
522 if (get_addr_from_python (addr_obj, &addr) < 0
523 || get_addr_from_python (length_obj, &length) < 0)
528 buffer = (gdb_byte *) xmalloc (length);
530 read_memory (addr, buffer, length);
532 CATCH (except, RETURN_MASK_ALL)
535 GDB_PY_HANDLE_EXCEPTION (except);
539 gdbpy_ref<membuf_object> membuf_obj (PyObject_New (membuf_object,
540 &membuf_object_type));
541 if (membuf_obj == NULL)
547 membuf_obj->buffer = buffer;
548 membuf_obj->addr = addr;
549 membuf_obj->length = length;
552 result = PyMemoryView_FromObject ((PyObject *) membuf_obj.get ());
554 result = PyBuffer_FromReadWriteObject ((PyObject *) membuf_obj.get (), 0,
561 /* Implementation of Inferior.write_memory (address, buffer [, length]).
562 Writes the contents of BUFFER (a Python object supporting the read
563 buffer protocol) at ADDRESS in the inferior's memory. Write LENGTH
564 bytes from BUFFER, or its entire contents if the argument is not
565 provided. The function returns nothing. Returns NULL on error, with
566 a python exception set. */
568 infpy_write_memory (PyObject *self, PyObject *args, PyObject *kw)
570 struct gdb_exception except = exception_none;
572 const gdb_byte *buffer;
573 CORE_ADDR addr, length;
574 PyObject *addr_obj, *length_obj = NULL;
575 static const char *keywords[] = { "address", "buffer", "length", NULL };
579 if (!gdb_PyArg_ParseTupleAndKeywords (args, kw, "Os*|O", keywords,
580 &addr_obj, &pybuf, &length_obj))
583 buffer = (const gdb_byte *) pybuf.buf;
586 if (!gdb_PyArg_ParseTupleAndKeywords (args, kw, "Os#|O", keywords,
587 &addr_obj, &buffer, &buf_len,
591 buffer = (const gdb_byte *) buffer;
594 if (get_addr_from_python (addr_obj, &addr) < 0)
599 else if (get_addr_from_python (length_obj, &length) < 0)
604 write_memory_with_notification (addr, buffer, length);
606 CATCH (ex, RETURN_MASK_ALL)
613 PyBuffer_Release (&pybuf);
615 GDB_PY_HANDLE_EXCEPTION (except);
621 PyBuffer_Release (&pybuf);
626 /* Destructor of Membuf objects. */
628 mbpy_dealloc (PyObject *self)
630 xfree (((membuf_object *) self)->buffer);
631 Py_TYPE (self)->tp_free (self);
634 /* Return a description of the Membuf object. */
636 mbpy_str (PyObject *self)
638 membuf_object *membuf_obj = (membuf_object *) self;
640 return PyString_FromFormat (_("Memory buffer for address %s, \
641 which is %s bytes long."),
642 paddress (python_gdbarch, membuf_obj->addr),
643 pulongest (membuf_obj->length));
649 get_buffer (PyObject *self, Py_buffer *buf, int flags)
651 membuf_object *membuf_obj = (membuf_object *) self;
654 ret = PyBuffer_FillInfo (buf, self, membuf_obj->buffer,
655 membuf_obj->length, 0,
658 /* Despite the documentation saying this field is a "const char *",
659 in Python 3.4 at least, it's really a "char *". */
660 buf->format = (char *) "c";
668 get_read_buffer (PyObject *self, Py_ssize_t segment, void **ptrptr)
670 membuf_object *membuf_obj = (membuf_object *) self;
674 PyErr_SetString (PyExc_SystemError,
675 _("The memory buffer supports only one segment."));
679 *ptrptr = membuf_obj->buffer;
681 return membuf_obj->length;
685 get_write_buffer (PyObject *self, Py_ssize_t segment, void **ptrptr)
687 return get_read_buffer (self, segment, ptrptr);
691 get_seg_count (PyObject *self, Py_ssize_t *lenp)
694 *lenp = ((membuf_object *) self)->length;
700 get_char_buffer (PyObject *self, Py_ssize_t segment, char **ptrptr)
705 ret = get_read_buffer (self, segment, &ptr);
706 *ptrptr = (char *) ptr;
714 gdb.search_memory (address, length, pattern). ADDRESS is the
715 address to start the search. LENGTH specifies the scope of the
716 search from ADDRESS. PATTERN is the pattern to search for (and
717 must be a Python object supporting the buffer protocol).
718 Returns a Python Long object holding the address where the pattern
719 was located, or if the pattern was not found, returns None. Returns NULL
720 on error, with a python exception set. */
722 infpy_search_memory (PyObject *self, PyObject *args, PyObject *kw)
724 struct gdb_exception except = exception_none;
725 CORE_ADDR start_addr, length;
726 static const char *keywords[] = { "address", "length", "pattern", NULL };
727 PyObject *start_addr_obj, *length_obj;
728 Py_ssize_t pattern_size;
729 const gdb_byte *buffer;
730 CORE_ADDR found_addr;
735 if (!gdb_PyArg_ParseTupleAndKeywords (args, kw, "OOs*", keywords,
736 &start_addr_obj, &length_obj,
740 buffer = (const gdb_byte *) pybuf.buf;
741 pattern_size = pybuf.len;
746 if (!gdb_PyArg_ParseTupleAndKeywords (args, kw, "OOO", keywords,
747 &start_addr_obj, &length_obj,
751 if (!PyObject_CheckReadBuffer (pattern))
753 PyErr_SetString (PyExc_RuntimeError,
754 _("The pattern is not a Python buffer."));
759 if (PyObject_AsReadBuffer (pattern, &vbuffer, &pattern_size) == -1)
762 buffer = (const gdb_byte *) vbuffer;
765 if (get_addr_from_python (start_addr_obj, &start_addr) < 0)
768 if (get_addr_from_python (length_obj, &length) < 0)
773 PyErr_SetString (PyExc_ValueError,
774 _("Search range is empty."));
777 /* Watch for overflows. */
778 else if (length > CORE_ADDR_MAX
779 || (start_addr + length - 1) < start_addr)
781 PyErr_SetString (PyExc_ValueError,
782 _("The search range is too large."));
788 found = target_search_memory (start_addr, length,
789 buffer, pattern_size,
792 CATCH (ex, RETURN_MASK_ALL)
799 PyBuffer_Release (&pybuf);
801 GDB_PY_HANDLE_EXCEPTION (except);
804 return PyLong_FromLong (found_addr);
810 PyBuffer_Release (&pybuf);
815 /* Implementation of gdb.Inferior.is_valid (self) -> Boolean.
816 Returns True if this inferior object still exists in GDB. */
819 infpy_is_valid (PyObject *self, PyObject *args)
821 inferior_object *inf = (inferior_object *) self;
829 /* Implementation of gdb.Inferior.thread_from_thread_handle (self, handle)
830 -> gdb.InferiorThread. */
833 infpy_thread_from_thread_handle (PyObject *self, PyObject *args, PyObject *kw)
835 PyObject *handle_obj, *result;
836 inferior_object *inf_obj = (inferior_object *) self;
837 static const char *keywords[] = { "thread_handle", NULL };
839 INFPY_REQUIRE_VALID (inf_obj);
841 if (! gdb_PyArg_ParseTupleAndKeywords (args, kw, "O", keywords, &handle_obj))
846 if (!gdbpy_is_value_object (handle_obj))
848 PyErr_SetString (PyExc_TypeError,
849 _("Argument 'handle_obj' must be a thread handle object."));
857 struct thread_info *thread_info;
858 struct value *val = value_object_to_value (handle_obj);
860 thread_info = find_thread_by_handle (val, inf_obj->inferior);
861 if (thread_info != NULL)
863 result = (PyObject *) thread_to_thread_object (thread_info);
868 CATCH (except, RETURN_MASK_ALL)
870 GDB_PY_HANDLE_EXCEPTION (except);
878 /* Implement repr() for gdb.Inferior. */
881 infpy_repr (PyObject *obj)
883 inferior_object *self = (inferior_object *) obj;
884 inferior *inf = self->inferior;
887 return PyString_FromString ("<gdb.Inferior (invalid)>");
889 return PyString_FromFormat ("<gdb.Inferior num=%d, pid=%d>",
895 infpy_dealloc (PyObject *obj)
897 inferior_object *inf_obj = (inferior_object *) obj;
898 struct inferior *inf = inf_obj->inferior;
903 set_inferior_data (inf, infpy_inf_data_key, NULL);
906 /* Clear the INFERIOR pointer in an Inferior object and clear the
909 py_free_inferior (struct inferior *inf, void *datum)
911 gdbpy_ref<inferior_object> inf_obj ((inferior_object *) datum);
912 struct threadlist_entry *th_entry, *th_tmp;
914 if (!gdb_python_initialized)
917 gdbpy_enter enter_py (python_gdbarch, python_language);
919 inf_obj->inferior = NULL;
921 /* Deallocate threads list. */
922 for (th_entry = inf_obj->threads; th_entry != NULL;)
924 Py_DECREF (th_entry->thread_obj);
927 th_entry = th_entry->next;
931 inf_obj->nthreads = 0;
934 /* Implementation of gdb.selected_inferior() -> gdb.Inferior.
935 Returns the current inferior object. */
938 gdbpy_selected_inferior (PyObject *self, PyObject *args)
940 return (PyObject *) inferior_to_inferior_object (current_inferior ());
944 gdbpy_initialize_inferior (void)
946 if (PyType_Ready (&inferior_object_type) < 0)
949 if (gdb_pymodule_addobject (gdb_module, "Inferior",
950 (PyObject *) &inferior_object_type) < 0)
954 register_inferior_data_with_cleanup (NULL, py_free_inferior);
956 gdb::observers::new_thread.attach (add_thread_object);
957 gdb::observers::thread_exit.attach (delete_thread_object);
958 gdb::observers::normal_stop.attach (python_on_normal_stop);
959 gdb::observers::target_resumed.attach (python_on_resume);
960 gdb::observers::inferior_call_pre.attach (python_on_inferior_call_pre);
961 gdb::observers::inferior_call_post.attach (python_on_inferior_call_post);
962 gdb::observers::memory_changed.attach (python_on_memory_change);
963 gdb::observers::register_changed.attach (python_on_register_change);
964 gdb::observers::inferior_exit.attach (python_inferior_exit);
965 gdb::observers::new_objfile.attach (python_new_objfile);
966 gdb::observers::inferior_added.attach (python_new_inferior);
967 gdb::observers::inferior_removed.attach (python_inferior_deleted);
969 membuf_object_type.tp_new = PyType_GenericNew;
970 if (PyType_Ready (&membuf_object_type) < 0)
973 return gdb_pymodule_addobject (gdb_module, "Membuf", (PyObject *)
974 &membuf_object_type);
977 static gdb_PyGetSetDef inferior_object_getset[] =
979 { "num", infpy_get_num, NULL, "ID of inferior, as assigned by GDB.", NULL },
980 { "pid", infpy_get_pid, NULL, "PID of inferior, as assigned by the OS.",
982 { "was_attached", infpy_get_was_attached, NULL,
983 "True if the inferior was created using 'attach'.", NULL },
984 { "progspace", infpy_get_progspace, NULL, "Program space of this inferior" },
988 static PyMethodDef inferior_object_methods[] =
990 { "is_valid", infpy_is_valid, METH_NOARGS,
991 "is_valid () -> Boolean.\n\
992 Return true if this inferior is valid, false if not." },
993 { "threads", infpy_threads, METH_NOARGS,
994 "Return all the threads of this inferior." },
995 { "read_memory", (PyCFunction) infpy_read_memory,
996 METH_VARARGS | METH_KEYWORDS,
997 "read_memory (address, length) -> buffer\n\
998 Return a buffer object for reading from the inferior's memory." },
999 { "write_memory", (PyCFunction) infpy_write_memory,
1000 METH_VARARGS | METH_KEYWORDS,
1001 "write_memory (address, buffer [, length])\n\
1002 Write the given buffer object to the inferior's memory." },
1003 { "search_memory", (PyCFunction) infpy_search_memory,
1004 METH_VARARGS | METH_KEYWORDS,
1005 "search_memory (address, length, pattern) -> long\n\
1006 Return a long with the address of a match, or None." },
1007 { "thread_from_thread_handle", (PyCFunction) infpy_thread_from_thread_handle,
1008 METH_VARARGS | METH_KEYWORDS,
1009 "thread_from_thread_handle (handle) -> gdb.InferiorThread.\n\
1010 Return thread object corresponding to thread handle." },
1014 PyTypeObject inferior_object_type =
1016 PyVarObject_HEAD_INIT (NULL, 0)
1017 "gdb.Inferior", /* tp_name */
1018 sizeof (inferior_object), /* tp_basicsize */
1019 0, /* tp_itemsize */
1020 infpy_dealloc, /* tp_dealloc */
1025 infpy_repr, /* tp_repr */
1026 0, /* tp_as_number */
1027 0, /* tp_as_sequence */
1028 0, /* tp_as_mapping */
1032 0, /* tp_getattro */
1033 0, /* tp_setattro */
1034 0, /* tp_as_buffer */
1035 Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /* tp_flags */
1036 "GDB inferior object", /* tp_doc */
1037 0, /* tp_traverse */
1039 0, /* tp_richcompare */
1040 0, /* tp_weaklistoffset */
1042 0, /* tp_iternext */
1043 inferior_object_methods, /* tp_methods */
1045 inferior_object_getset, /* tp_getset */
1048 0, /* tp_descr_get */
1049 0, /* tp_descr_set */
1050 0, /* tp_dictoffset */
1057 static PyBufferProcs buffer_procs =
1064 /* Python doesn't provide a decent way to get compatibility here. */
1065 #if HAVE_LIBPYTHON2_4
1066 #define CHARBUFFERPROC_NAME getcharbufferproc
1068 #define CHARBUFFERPROC_NAME charbufferproc
1071 static PyBufferProcs buffer_procs = {
1075 /* The cast here works around a difference between Python 2.4 and
1077 (CHARBUFFERPROC_NAME) get_char_buffer
1079 #endif /* IS_PY3K */
1081 PyTypeObject membuf_object_type = {
1082 PyVarObject_HEAD_INIT (NULL, 0)
1083 "gdb.Membuf", /*tp_name*/
1084 sizeof (membuf_object), /*tp_basicsize*/
1086 mbpy_dealloc, /*tp_dealloc*/
1093 0, /*tp_as_sequence*/
1094 0, /*tp_as_mapping*/
1097 mbpy_str, /*tp_str*/
1100 &buffer_procs, /*tp_as_buffer*/
1101 Py_TPFLAGS_DEFAULT, /*tp_flags*/
1102 "GDB memory buffer object", /*tp_doc*/
1103 0, /* tp_traverse */
1105 0, /* tp_richcompare */
1106 0, /* tp_weaklistoffset */
1108 0, /* tp_iternext */
1114 0, /* tp_descr_get */
1115 0, /* tp_descr_set */
1116 0, /* tp_dictoffset */