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595939de PM |
1 | /* Python interface to inferiors. |
2 | ||
e2882c85 | 3 | Copyright (C) 2009-2018 Free Software Foundation, Inc. |
595939de PM |
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" | |
595939de PM |
21 | #include "gdbcore.h" |
22 | #include "gdbthread.h" | |
23 | #include "inferior.h" | |
20c168b5 | 24 | #include "objfiles.h" |
76727919 | 25 | #include "observable.h" |
595939de PM |
26 | #include "python-internal.h" |
27 | #include "arch-utils.h" | |
28 | #include "language.h" | |
505500db SW |
29 | #include "gdb_signals.h" |
30 | #include "py-event.h" | |
31 | #include "py-stopevent.h" | |
595939de PM |
32 | |
33 | struct threadlist_entry { | |
34 | thread_object *thread_obj; | |
35 | struct threadlist_entry *next; | |
36 | }; | |
37 | ||
00431a78 | 38 | struct inferior_object |
595939de PM |
39 | { |
40 | PyObject_HEAD | |
41 | ||
42 | /* The inferior we represent. */ | |
43 | struct inferior *inferior; | |
44 | ||
45 | /* thread_object instances under this inferior. This list owns a | |
46 | reference to each object it contains. */ | |
47 | struct threadlist_entry *threads; | |
48 | ||
49 | /* Number of threads in the list. */ | |
50 | int nthreads; | |
00431a78 | 51 | }; |
595939de | 52 | |
e36122e9 | 53 | extern PyTypeObject inferior_object_type |
62eec1a5 | 54 | CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("inferior_object"); |
595939de PM |
55 | |
56 | static const struct inferior_data *infpy_inf_data_key; | |
57 | ||
58 | typedef struct { | |
59 | PyObject_HEAD | |
60 | void *buffer; | |
61 | ||
62 | /* These are kept just for mbpy_str. */ | |
63 | CORE_ADDR addr; | |
64 | CORE_ADDR length; | |
65 | } membuf_object; | |
66 | ||
e36122e9 | 67 | extern PyTypeObject membuf_object_type |
62eec1a5 | 68 | CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("membuf_object"); |
595939de PM |
69 | |
70 | /* Require that INFERIOR be a valid inferior ID. */ | |
71 | #define INFPY_REQUIRE_VALID(Inferior) \ | |
72 | do { \ | |
73 | if (!Inferior->inferior) \ | |
74 | { \ | |
75 | PyErr_SetString (PyExc_RuntimeError, \ | |
76 | _("Inferior no longer exists.")); \ | |
77 | return NULL; \ | |
78 | } \ | |
79 | } while (0) | |
80 | ||
505500db SW |
81 | static void |
82 | python_on_normal_stop (struct bpstats *bs, int print_frame) | |
83 | { | |
2ea28649 | 84 | enum gdb_signal stop_signal; |
505500db | 85 | |
0646da15 TT |
86 | if (!gdb_python_initialized) |
87 | return; | |
88 | ||
505500db SW |
89 | if (!find_thread_ptid (inferior_ptid)) |
90 | return; | |
91 | ||
92 | stop_signal = inferior_thread ()->suspend.stop_signal; | |
93 | ||
07bc7329 | 94 | gdbpy_enter enter_py (get_current_arch (), current_language); |
505500db SW |
95 | |
96 | if (emit_stop_event (bs, stop_signal) < 0) | |
97 | gdbpy_print_stack (); | |
505500db SW |
98 | } |
99 | ||
100 | static void | |
101 | python_on_resume (ptid_t ptid) | |
102 | { | |
0646da15 TT |
103 | if (!gdb_python_initialized) |
104 | return; | |
105 | ||
07bc7329 | 106 | gdbpy_enter enter_py (target_gdbarch (), current_language); |
505500db SW |
107 | |
108 | if (emit_continue_event (ptid) < 0) | |
109 | gdbpy_print_stack (); | |
505500db SW |
110 | } |
111 | ||
162078c8 NB |
112 | /* Callback, registered as an observer, that notifies Python listeners |
113 | when an inferior function call is about to be made. */ | |
114 | ||
115 | static void | |
116 | python_on_inferior_call_pre (ptid_t thread, CORE_ADDR address) | |
117 | { | |
07bc7329 | 118 | gdbpy_enter enter_py (target_gdbarch (), current_language); |
162078c8 NB |
119 | |
120 | if (emit_inferior_call_event (INFERIOR_CALL_PRE, thread, address) < 0) | |
121 | gdbpy_print_stack (); | |
162078c8 NB |
122 | } |
123 | ||
124 | /* Callback, registered as an observer, that notifies Python listeners | |
125 | when an inferior function call has completed. */ | |
126 | ||
127 | static void | |
128 | python_on_inferior_call_post (ptid_t thread, CORE_ADDR address) | |
129 | { | |
07bc7329 | 130 | gdbpy_enter enter_py (target_gdbarch (), current_language); |
162078c8 NB |
131 | |
132 | if (emit_inferior_call_event (INFERIOR_CALL_POST, thread, address) < 0) | |
133 | gdbpy_print_stack (); | |
162078c8 NB |
134 | } |
135 | ||
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 | |
138 | 'set' command). */ | |
139 | ||
140 | static void | |
141 | python_on_memory_change (struct inferior *inferior, CORE_ADDR addr, ssize_t len, const bfd_byte *data) | |
142 | { | |
07bc7329 | 143 | gdbpy_enter enter_py (target_gdbarch (), current_language); |
162078c8 NB |
144 | |
145 | if (emit_memory_changed_event (addr, len) < 0) | |
146 | gdbpy_print_stack (); | |
162078c8 NB |
147 | } |
148 | ||
149 | /* Callback, registered as an observer, that notifies Python listeners | |
150 | when a register has been modified by user action (eg via a 'set' | |
151 | command). */ | |
152 | ||
153 | static void | |
154 | python_on_register_change (struct frame_info *frame, int regnum) | |
155 | { | |
07bc7329 | 156 | gdbpy_enter enter_py (target_gdbarch (), current_language); |
162078c8 NB |
157 | |
158 | if (emit_register_changed_event (frame, regnum) < 0) | |
159 | gdbpy_print_stack (); | |
162078c8 NB |
160 | } |
161 | ||
505500db SW |
162 | static void |
163 | python_inferior_exit (struct inferior *inf) | |
164 | { | |
8cf64490 | 165 | const LONGEST *exit_code = NULL; |
505500db | 166 | |
0646da15 TT |
167 | if (!gdb_python_initialized) |
168 | return; | |
169 | ||
07bc7329 | 170 | gdbpy_enter enter_py (target_gdbarch (), current_language); |
505500db | 171 | |
8cf64490 TT |
172 | if (inf->has_exit_code) |
173 | exit_code = &inf->exit_code; | |
505500db | 174 | |
cb6be26b | 175 | if (emit_exited_event (exit_code, inf) < 0) |
505500db | 176 | gdbpy_print_stack (); |
505500db SW |
177 | } |
178 | ||
20c168b5 | 179 | /* Callback used to notify Python listeners about new objfiles loaded in the |
4ffbba72 DE |
180 | inferior. OBJFILE may be NULL which means that the objfile list has been |
181 | cleared (emptied). */ | |
20c168b5 KP |
182 | |
183 | static void | |
184 | python_new_objfile (struct objfile *objfile) | |
185 | { | |
0646da15 TT |
186 | if (!gdb_python_initialized) |
187 | return; | |
188 | ||
07bc7329 TT |
189 | gdbpy_enter enter_py (objfile != NULL |
190 | ? get_objfile_arch (objfile) | |
191 | : target_gdbarch (), | |
192 | current_language); | |
20c168b5 | 193 | |
4ffbba72 DE |
194 | if (objfile == NULL) |
195 | { | |
196 | if (emit_clear_objfiles_event () < 0) | |
197 | gdbpy_print_stack (); | |
198 | } | |
199 | else | |
200 | { | |
201 | if (emit_new_objfile_event (objfile) < 0) | |
202 | gdbpy_print_stack (); | |
203 | } | |
20c168b5 KP |
204 | } |
205 | ||
754eadd1 | 206 | /* Return a reference to the Python object of type Inferior |
595939de | 207 | representing INFERIOR. If the object has already been created, |
754eadd1 PM |
208 | return it and increment the reference count, otherwise, create it. |
209 | Return NULL on failure. */ | |
00431a78 PA |
210 | |
211 | inferior_object * | |
595939de PM |
212 | inferior_to_inferior_object (struct inferior *inferior) |
213 | { | |
214 | inferior_object *inf_obj; | |
215 | ||
19ba03f4 | 216 | inf_obj = (inferior_object *) inferior_data (inferior, infpy_inf_data_key); |
595939de PM |
217 | if (!inf_obj) |
218 | { | |
595939de PM |
219 | inf_obj = PyObject_New (inferior_object, &inferior_object_type); |
220 | if (!inf_obj) | |
595939de | 221 | return NULL; |
595939de PM |
222 | |
223 | inf_obj->inferior = inferior; | |
224 | inf_obj->threads = NULL; | |
225 | inf_obj->nthreads = 0; | |
226 | ||
72bc1d24 SM |
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. */ | |
595939de PM |
229 | set_inferior_data (inferior, infpy_inf_data_key, inf_obj); |
230 | ||
595939de | 231 | } |
72bc1d24 SM |
232 | |
233 | /* We are returning a new reference. */ | |
234 | Py_INCREF ((PyObject *)inf_obj); | |
595939de | 235 | |
00431a78 | 236 | return inf_obj; |
595939de PM |
237 | } |
238 | ||
7c96f8c1 TT |
239 | /* Called when a new inferior is created. Notifies any Python event |
240 | listeners. */ | |
241 | static void | |
242 | python_new_inferior (struct inferior *inf) | |
243 | { | |
244 | if (!gdb_python_initialized) | |
245 | return; | |
246 | ||
247 | gdbpy_enter enter_py (python_gdbarch, python_language); | |
248 | ||
249 | if (evregpy_no_listeners_p (gdb_py_events.new_inferior)) | |
250 | return; | |
251 | ||
00431a78 | 252 | gdbpy_ref<inferior_object> inf_obj (inferior_to_inferior_object (inf)); |
7c96f8c1 TT |
253 | if (inf_obj == NULL) |
254 | { | |
255 | gdbpy_print_stack (); | |
256 | return; | |
257 | } | |
258 | ||
d98fc15b | 259 | gdbpy_ref<> event = create_event_object (&new_inferior_event_object_type); |
7c96f8c1 | 260 | if (event == NULL |
00431a78 PA |
261 | || evpy_add_attribute (event.get (), "inferior", |
262 | (PyObject *) inf_obj.get ()) < 0 | |
7c96f8c1 TT |
263 | || evpy_emit_event (event.get (), gdb_py_events.new_inferior) < 0) |
264 | gdbpy_print_stack (); | |
265 | } | |
266 | ||
267 | /* Called when an inferior is removed. Notifies any Python event | |
268 | listeners. */ | |
269 | static void | |
270 | python_inferior_deleted (struct inferior *inf) | |
271 | { | |
272 | if (!gdb_python_initialized) | |
273 | return; | |
274 | ||
275 | gdbpy_enter enter_py (python_gdbarch, python_language); | |
276 | ||
277 | if (evregpy_no_listeners_p (gdb_py_events.inferior_deleted)) | |
278 | return; | |
279 | ||
00431a78 | 280 | gdbpy_ref<inferior_object> inf_obj (inferior_to_inferior_object (inf)); |
7c96f8c1 TT |
281 | if (inf_obj == NULL) |
282 | { | |
283 | gdbpy_print_stack (); | |
284 | return; | |
285 | } | |
286 | ||
d98fc15b | 287 | gdbpy_ref<> event = create_event_object (&inferior_deleted_event_object_type); |
7c96f8c1 | 288 | if (event == NULL |
00431a78 PA |
289 | || evpy_add_attribute (event.get (), "inferior", |
290 | (PyObject *) inf_obj.get ()) < 0 | |
7c96f8c1 TT |
291 | || evpy_emit_event (event.get (), gdb_py_events.inferior_deleted) < 0) |
292 | gdbpy_print_stack (); | |
293 | } | |
294 | ||
595939de | 295 | /* Finds the Python Inferior object for the given PID. Returns a |
754eadd1 | 296 | reference, or NULL if PID does not match any inferior object. */ |
505500db | 297 | |
595939de PM |
298 | PyObject * |
299 | find_inferior_object (int pid) | |
300 | { | |
595939de PM |
301 | struct inferior *inf = find_inferior_pid (pid); |
302 | ||
303 | if (inf) | |
00431a78 | 304 | return (PyObject *) inferior_to_inferior_object (inf); |
595939de PM |
305 | |
306 | return NULL; | |
307 | } | |
308 | ||
db1337cc | 309 | gdbpy_ref<> |
00431a78 | 310 | thread_to_thread_object (thread_info *thr) |
595939de | 311 | { |
00431a78 | 312 | gdbpy_ref<inferior_object> inf_obj (inferior_to_inferior_object (thr->inf)); |
9205649a | 313 | if (inf_obj == NULL) |
754eadd1 PM |
314 | return NULL; |
315 | ||
00431a78 PA |
316 | for (threadlist_entry *thread = inf_obj->threads; |
317 | thread != NULL; | |
754eadd1 | 318 | thread = thread->next) |
00431a78 | 319 | if (thread->thread_obj->thread == thr) |
db1337cc | 320 | return gdbpy_ref<>::new_reference ((PyObject *) thread->thread_obj); |
595939de PM |
321 | |
322 | return NULL; | |
323 | } | |
324 | ||
325 | static void | |
326 | add_thread_object (struct thread_info *tp) | |
327 | { | |
595939de PM |
328 | thread_object *thread_obj; |
329 | inferior_object *inf_obj; | |
330 | struct threadlist_entry *entry; | |
331 | ||
0646da15 TT |
332 | if (!gdb_python_initialized) |
333 | return; | |
334 | ||
07bc7329 | 335 | gdbpy_enter enter_py (python_gdbarch, python_language); |
595939de PM |
336 | |
337 | thread_obj = create_thread_object (tp); | |
338 | if (!thread_obj) | |
339 | { | |
340 | gdbpy_print_stack (); | |
595939de PM |
341 | return; |
342 | } | |
343 | ||
344 | inf_obj = (inferior_object *) thread_obj->inf_obj; | |
345 | ||
8d749320 | 346 | entry = XNEW (struct threadlist_entry); |
595939de PM |
347 | entry->thread_obj = thread_obj; |
348 | entry->next = inf_obj->threads; | |
349 | ||
350 | inf_obj->threads = entry; | |
351 | inf_obj->nthreads++; | |
7c96f8c1 TT |
352 | |
353 | if (evregpy_no_listeners_p (gdb_py_events.new_thread)) | |
354 | return; | |
355 | ||
d98fc15b PA |
356 | gdbpy_ref<> event = create_thread_event_object (&new_thread_event_object_type, |
357 | (PyObject *) thread_obj); | |
7c96f8c1 TT |
358 | if (event == NULL |
359 | || evpy_emit_event (event.get (), gdb_py_events.new_thread) < 0) | |
360 | gdbpy_print_stack (); | |
595939de PM |
361 | } |
362 | ||
363 | static void | |
364 | delete_thread_object (struct thread_info *tp, int ignore) | |
365 | { | |
595939de | 366 | struct threadlist_entry **entry, *tmp; |
256458bc | 367 | |
0646da15 TT |
368 | if (!gdb_python_initialized) |
369 | return; | |
370 | ||
07bc7329 | 371 | gdbpy_enter enter_py (python_gdbarch, python_language); |
595939de | 372 | |
88b6faea | 373 | gdbpy_ref<inferior_object> inf_obj |
00431a78 | 374 | ((inferior_object *) inferior_to_inferior_object (tp->inf)); |
88b6faea | 375 | if (inf_obj == NULL) |
07bc7329 | 376 | return; |
595939de PM |
377 | |
378 | /* Find thread entry in its inferior's thread_list. */ | |
379 | for (entry = &inf_obj->threads; *entry != NULL; entry = | |
380 | &(*entry)->next) | |
381 | if ((*entry)->thread_obj->thread == tp) | |
382 | break; | |
383 | ||
384 | if (!*entry) | |
88b6faea | 385 | return; |
595939de | 386 | |
595939de PM |
387 | tmp = *entry; |
388 | tmp->thread_obj->thread = NULL; | |
389 | ||
390 | *entry = (*entry)->next; | |
391 | inf_obj->nthreads--; | |
392 | ||
393 | Py_DECREF (tmp->thread_obj); | |
394 | xfree (tmp); | |
595939de PM |
395 | } |
396 | ||
397 | static PyObject * | |
398 | infpy_threads (PyObject *self, PyObject *args) | |
399 | { | |
400 | int i; | |
401 | struct threadlist_entry *entry; | |
402 | inferior_object *inf_obj = (inferior_object *) self; | |
403 | PyObject *tuple; | |
404 | ||
405 | INFPY_REQUIRE_VALID (inf_obj); | |
406 | ||
492d29ea PA |
407 | TRY |
408 | { | |
409 | update_thread_list (); | |
410 | } | |
411 | CATCH (except, RETURN_MASK_ALL) | |
412 | { | |
413 | GDB_PY_HANDLE_EXCEPTION (except); | |
414 | } | |
415 | END_CATCH | |
f66713d2 | 416 | |
595939de PM |
417 | tuple = PyTuple_New (inf_obj->nthreads); |
418 | if (!tuple) | |
419 | return NULL; | |
420 | ||
421 | for (i = 0, entry = inf_obj->threads; i < inf_obj->nthreads; | |
422 | i++, entry = entry->next) | |
423 | { | |
424 | Py_INCREF (entry->thread_obj); | |
425 | PyTuple_SET_ITEM (tuple, i, (PyObject *) entry->thread_obj); | |
426 | } | |
427 | ||
428 | return tuple; | |
429 | } | |
430 | ||
431 | static PyObject * | |
432 | infpy_get_num (PyObject *self, void *closure) | |
433 | { | |
434 | inferior_object *inf = (inferior_object *) self; | |
435 | ||
436 | INFPY_REQUIRE_VALID (inf); | |
437 | ||
438 | return PyLong_FromLong (inf->inferior->num); | |
439 | } | |
440 | ||
441 | static PyObject * | |
442 | infpy_get_pid (PyObject *self, void *closure) | |
443 | { | |
444 | inferior_object *inf = (inferior_object *) self; | |
445 | ||
446 | INFPY_REQUIRE_VALID (inf); | |
447 | ||
448 | return PyLong_FromLong (inf->inferior->pid); | |
449 | } | |
450 | ||
451 | static PyObject * | |
452 | infpy_get_was_attached (PyObject *self, void *closure) | |
453 | { | |
454 | inferior_object *inf = (inferior_object *) self; | |
455 | ||
456 | INFPY_REQUIRE_VALID (inf); | |
457 | if (inf->inferior->attach_flag) | |
458 | Py_RETURN_TRUE; | |
459 | Py_RETURN_FALSE; | |
460 | } | |
461 | ||
a40bf0c2 SM |
462 | /* Getter of gdb.Inferior.progspace. */ |
463 | ||
464 | static PyObject * | |
465 | infpy_get_progspace (PyObject *self, void *closure) | |
466 | { | |
467 | inferior_object *inf = (inferior_object *) self; | |
468 | ||
469 | INFPY_REQUIRE_VALID (inf); | |
470 | ||
471 | program_space *pspace = inf->inferior->pspace; | |
472 | gdb_assert (pspace != nullptr); | |
473 | ||
3c7aa307 | 474 | return pspace_to_pspace_object (pspace).release (); |
a40bf0c2 SM |
475 | } |
476 | ||
595939de PM |
477 | static int |
478 | build_inferior_list (struct inferior *inf, void *arg) | |
479 | { | |
19ba03f4 | 480 | PyObject *list = (PyObject *) arg; |
00431a78 | 481 | gdbpy_ref<inferior_object> inferior (inferior_to_inferior_object (inf)); |
754eadd1 | 482 | |
00431a78 | 483 | if (inferior == NULL) |
754eadd1 PM |
484 | return 0; |
485 | ||
00431a78 | 486 | return PyList_Append (list, (PyObject *) inferior.get ()) ? 1 : 0; |
595939de PM |
487 | } |
488 | ||
489 | /* Implementation of gdb.inferiors () -> (gdb.Inferior, ...). | |
490 | Returns a tuple of all inferiors. */ | |
491 | PyObject * | |
492 | gdbpy_inferiors (PyObject *unused, PyObject *unused2) | |
493 | { | |
7780f186 | 494 | gdbpy_ref<> list (PyList_New (0)); |
f59fe7f8 | 495 | if (list == NULL) |
595939de PM |
496 | return NULL; |
497 | ||
f59fe7f8 TT |
498 | if (iterate_over_inferiors (build_inferior_list, list.get ())) |
499 | return NULL; | |
27ca1a5b | 500 | |
f59fe7f8 | 501 | return PyList_AsTuple (list.get ()); |
595939de PM |
502 | } |
503 | ||
504 | /* Membuf and memory manipulation. */ | |
505 | ||
2678e2af | 506 | /* Implementation of Inferior.read_memory (address, length). |
595939de | 507 | Returns a Python buffer object with LENGTH bytes of the inferior's |
8dc78533 JK |
508 | memory at ADDRESS. Both arguments are integers. Returns NULL on error, |
509 | with a python exception set. */ | |
595939de PM |
510 | static PyObject * |
511 | infpy_read_memory (PyObject *self, PyObject *args, PyObject *kw) | |
512 | { | |
595939de | 513 | CORE_ADDR addr, length; |
7c543f7b | 514 | gdb_byte *buffer = NULL; |
cc0265cd | 515 | PyObject *addr_obj, *length_obj, *result; |
2adadf51 | 516 | static const char *keywords[] = { "address", "length", NULL }; |
595939de | 517 | |
2adadf51 PA |
518 | if (!gdb_PyArg_ParseTupleAndKeywords (args, kw, "OO", keywords, |
519 | &addr_obj, &length_obj)) | |
595939de PM |
520 | return NULL; |
521 | ||
b86af38a TT |
522 | if (get_addr_from_python (addr_obj, &addr) < 0 |
523 | || get_addr_from_python (length_obj, &length) < 0) | |
524 | return NULL; | |
525 | ||
492d29ea | 526 | TRY |
595939de | 527 | { |
7c543f7b | 528 | buffer = (gdb_byte *) xmalloc (length); |
595939de PM |
529 | |
530 | read_memory (addr, buffer, length); | |
531 | } | |
492d29ea | 532 | CATCH (except, RETURN_MASK_ALL) |
595939de | 533 | { |
cc0265cd | 534 | xfree (buffer); |
595939de PM |
535 | GDB_PY_HANDLE_EXCEPTION (except); |
536 | } | |
492d29ea | 537 | END_CATCH |
595939de | 538 | |
88b6faea TT |
539 | gdbpy_ref<membuf_object> membuf_obj (PyObject_New (membuf_object, |
540 | &membuf_object_type)); | |
595939de PM |
541 | if (membuf_obj == NULL) |
542 | { | |
cc0265cd | 543 | xfree (buffer); |
595939de PM |
544 | return NULL; |
545 | } | |
546 | ||
595939de PM |
547 | membuf_obj->buffer = buffer; |
548 | membuf_obj->addr = addr; | |
549 | membuf_obj->length = length; | |
550 | ||
9a27f2c6 | 551 | #ifdef IS_PY3K |
88b6faea | 552 | result = PyMemoryView_FromObject ((PyObject *) membuf_obj.get ()); |
9a27f2c6 | 553 | #else |
88b6faea | 554 | result = PyBuffer_FromReadWriteObject ((PyObject *) membuf_obj.get (), 0, |
cc0265cd | 555 | Py_END_OF_BUFFER); |
9a27f2c6 | 556 | #endif |
9a27f2c6 | 557 | |
cc0265cd | 558 | return result; |
595939de PM |
559 | } |
560 | ||
2678e2af | 561 | /* Implementation of Inferior.write_memory (address, buffer [, length]). |
595939de PM |
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 | |
8dc78533 JK |
565 | provided. The function returns nothing. Returns NULL on error, with |
566 | a python exception set. */ | |
595939de PM |
567 | static PyObject * |
568 | infpy_write_memory (PyObject *self, PyObject *args, PyObject *kw) | |
569 | { | |
492d29ea | 570 | struct gdb_exception except = exception_none; |
ddd49eee | 571 | Py_ssize_t buf_len; |
7c543f7b | 572 | const gdb_byte *buffer; |
595939de PM |
573 | CORE_ADDR addr, length; |
574 | PyObject *addr_obj, *length_obj = NULL; | |
2adadf51 | 575 | static const char *keywords[] = { "address", "buffer", "length", NULL }; |
9a27f2c6 PK |
576 | #ifdef IS_PY3K |
577 | Py_buffer pybuf; | |
595939de | 578 | |
2adadf51 PA |
579 | if (!gdb_PyArg_ParseTupleAndKeywords (args, kw, "Os*|O", keywords, |
580 | &addr_obj, &pybuf, &length_obj)) | |
9a27f2c6 | 581 | return NULL; |
595939de | 582 | |
7c543f7b | 583 | buffer = (const gdb_byte *) pybuf.buf; |
9a27f2c6 PK |
584 | buf_len = pybuf.len; |
585 | #else | |
2adadf51 PA |
586 | if (!gdb_PyArg_ParseTupleAndKeywords (args, kw, "Os#|O", keywords, |
587 | &addr_obj, &buffer, &buf_len, | |
588 | &length_obj)) | |
595939de | 589 | return NULL; |
7c543f7b SM |
590 | |
591 | buffer = (const gdb_byte *) buffer; | |
9a27f2c6 | 592 | #endif |
595939de | 593 | |
b86af38a TT |
594 | if (get_addr_from_python (addr_obj, &addr) < 0) |
595 | goto fail; | |
596 | ||
597 | if (!length_obj) | |
598 | length = buf_len; | |
599 | else if (get_addr_from_python (length_obj, &length) < 0) | |
600 | goto fail; | |
601 | ||
492d29ea | 602 | TRY |
595939de | 603 | { |
7c543f7b | 604 | write_memory_with_notification (addr, buffer, length); |
595939de | 605 | } |
492d29ea PA |
606 | CATCH (ex, RETURN_MASK_ALL) |
607 | { | |
608 | except = ex; | |
609 | } | |
610 | END_CATCH | |
611 | ||
9a27f2c6 PK |
612 | #ifdef IS_PY3K |
613 | PyBuffer_Release (&pybuf); | |
614 | #endif | |
595939de PM |
615 | GDB_PY_HANDLE_EXCEPTION (except); |
616 | ||
595939de | 617 | Py_RETURN_NONE; |
b86af38a TT |
618 | |
619 | fail: | |
620 | #ifdef IS_PY3K | |
621 | PyBuffer_Release (&pybuf); | |
622 | #endif | |
623 | return NULL; | |
595939de PM |
624 | } |
625 | ||
626 | /* Destructor of Membuf objects. */ | |
627 | static void | |
628 | mbpy_dealloc (PyObject *self) | |
629 | { | |
630 | xfree (((membuf_object *) self)->buffer); | |
9a27f2c6 | 631 | Py_TYPE (self)->tp_free (self); |
595939de PM |
632 | } |
633 | ||
634 | /* Return a description of the Membuf object. */ | |
635 | static PyObject * | |
636 | mbpy_str (PyObject *self) | |
637 | { | |
638 | membuf_object *membuf_obj = (membuf_object *) self; | |
639 | ||
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)); | |
644 | } | |
645 | ||
9a27f2c6 PK |
646 | #ifdef IS_PY3K |
647 | ||
648 | static int | |
649 | get_buffer (PyObject *self, Py_buffer *buf, int flags) | |
650 | { | |
651 | membuf_object *membuf_obj = (membuf_object *) self; | |
652 | int ret; | |
256458bc | 653 | |
9a27f2c6 | 654 | ret = PyBuffer_FillInfo (buf, self, membuf_obj->buffer, |
256458bc | 655 | membuf_obj->length, 0, |
9a27f2c6 | 656 | PyBUF_CONTIG); |
a121b7c1 PA |
657 | |
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"; | |
9a27f2c6 PK |
661 | |
662 | return ret; | |
663 | } | |
664 | ||
665 | #else | |
666 | ||
595939de PM |
667 | static Py_ssize_t |
668 | get_read_buffer (PyObject *self, Py_ssize_t segment, void **ptrptr) | |
669 | { | |
670 | membuf_object *membuf_obj = (membuf_object *) self; | |
671 | ||
672 | if (segment) | |
673 | { | |
674 | PyErr_SetString (PyExc_SystemError, | |
675 | _("The memory buffer supports only one segment.")); | |
676 | return -1; | |
677 | } | |
678 | ||
679 | *ptrptr = membuf_obj->buffer; | |
680 | ||
681 | return membuf_obj->length; | |
682 | } | |
683 | ||
684 | static Py_ssize_t | |
685 | get_write_buffer (PyObject *self, Py_ssize_t segment, void **ptrptr) | |
686 | { | |
687 | return get_read_buffer (self, segment, ptrptr); | |
688 | } | |
689 | ||
690 | static Py_ssize_t | |
691 | get_seg_count (PyObject *self, Py_ssize_t *lenp) | |
692 | { | |
693 | if (lenp) | |
694 | *lenp = ((membuf_object *) self)->length; | |
695 | ||
696 | return 1; | |
697 | } | |
698 | ||
699 | static Py_ssize_t | |
700 | get_char_buffer (PyObject *self, Py_ssize_t segment, char **ptrptr) | |
701 | { | |
702 | void *ptr = NULL; | |
703 | Py_ssize_t ret; | |
704 | ||
705 | ret = get_read_buffer (self, segment, &ptr); | |
706 | *ptrptr = (char *) ptr; | |
707 | ||
708 | return ret; | |
709 | } | |
710 | ||
9a27f2c6 PK |
711 | #endif /* IS_PY3K */ |
712 | ||
595939de PM |
713 | /* Implementation of |
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 | |
8dc78533 JK |
719 | was located, or if the pattern was not found, returns None. Returns NULL |
720 | on error, with a python exception set. */ | |
595939de PM |
721 | static PyObject * |
722 | infpy_search_memory (PyObject *self, PyObject *args, PyObject *kw) | |
723 | { | |
492d29ea | 724 | struct gdb_exception except = exception_none; |
595939de | 725 | CORE_ADDR start_addr, length; |
2adadf51 | 726 | static const char *keywords[] = { "address", "length", "pattern", NULL }; |
9a27f2c6 | 727 | PyObject *start_addr_obj, *length_obj; |
595939de | 728 | Py_ssize_t pattern_size; |
7c543f7b | 729 | const gdb_byte *buffer; |
595939de PM |
730 | CORE_ADDR found_addr; |
731 | int found = 0; | |
9a27f2c6 PK |
732 | #ifdef IS_PY3K |
733 | Py_buffer pybuf; | |
595939de | 734 | |
2adadf51 PA |
735 | if (!gdb_PyArg_ParseTupleAndKeywords (args, kw, "OOs*", keywords, |
736 | &start_addr_obj, &length_obj, | |
737 | &pybuf)) | |
9a27f2c6 PK |
738 | return NULL; |
739 | ||
7c543f7b | 740 | buffer = (const gdb_byte *) pybuf.buf; |
9a27f2c6 PK |
741 | pattern_size = pybuf.len; |
742 | #else | |
743 | PyObject *pattern; | |
7c543f7b | 744 | const void *vbuffer; |
256458bc | 745 | |
2adadf51 PA |
746 | if (!gdb_PyArg_ParseTupleAndKeywords (args, kw, "OOO", keywords, |
747 | &start_addr_obj, &length_obj, | |
748 | &pattern)) | |
9a27f2c6 PK |
749 | return NULL; |
750 | ||
751 | if (!PyObject_CheckReadBuffer (pattern)) | |
752 | { | |
753 | PyErr_SetString (PyExc_RuntimeError, | |
754 | _("The pattern is not a Python buffer.")); | |
755 | ||
756 | return NULL; | |
757 | } | |
758 | ||
7c543f7b | 759 | if (PyObject_AsReadBuffer (pattern, &vbuffer, &pattern_size) == -1) |
595939de | 760 | return NULL; |
7c543f7b SM |
761 | |
762 | buffer = (const gdb_byte *) vbuffer; | |
9a27f2c6 | 763 | #endif |
595939de | 764 | |
b86af38a TT |
765 | if (get_addr_from_python (start_addr_obj, &start_addr) < 0) |
766 | goto fail; | |
256458bc | 767 | |
b86af38a TT |
768 | if (get_addr_from_python (length_obj, &length) < 0) |
769 | goto fail; | |
9a27f2c6 | 770 | |
b86af38a TT |
771 | if (!length) |
772 | { | |
773 | PyErr_SetString (PyExc_ValueError, | |
774 | _("Search range is empty.")); | |
775 | goto fail; | |
776 | } | |
777 | /* Watch for overflows. */ | |
778 | else if (length > CORE_ADDR_MAX | |
779 | || (start_addr + length - 1) < start_addr) | |
780 | { | |
781 | PyErr_SetString (PyExc_ValueError, | |
782 | _("The search range is too large.")); | |
783 | goto fail; | |
595939de | 784 | } |
595939de | 785 | |
492d29ea | 786 | TRY |
595939de PM |
787 | { |
788 | found = target_search_memory (start_addr, length, | |
789 | buffer, pattern_size, | |
790 | &found_addr); | |
791 | } | |
492d29ea PA |
792 | CATCH (ex, RETURN_MASK_ALL) |
793 | { | |
794 | except = ex; | |
795 | } | |
796 | END_CATCH | |
797 | ||
9a27f2c6 PK |
798 | #ifdef IS_PY3K |
799 | PyBuffer_Release (&pybuf); | |
800 | #endif | |
b86af38a | 801 | GDB_PY_HANDLE_EXCEPTION (except); |
9a27f2c6 | 802 | |
595939de PM |
803 | if (found) |
804 | return PyLong_FromLong (found_addr); | |
805 | else | |
806 | Py_RETURN_NONE; | |
b86af38a TT |
807 | |
808 | fail: | |
809 | #ifdef IS_PY3K | |
810 | PyBuffer_Release (&pybuf); | |
811 | #endif | |
812 | return NULL; | |
595939de PM |
813 | } |
814 | ||
29703da4 PM |
815 | /* Implementation of gdb.Inferior.is_valid (self) -> Boolean. |
816 | Returns True if this inferior object still exists in GDB. */ | |
817 | ||
818 | static PyObject * | |
819 | infpy_is_valid (PyObject *self, PyObject *args) | |
820 | { | |
821 | inferior_object *inf = (inferior_object *) self; | |
822 | ||
823 | if (! inf->inferior) | |
824 | Py_RETURN_FALSE; | |
825 | ||
826 | Py_RETURN_TRUE; | |
827 | } | |
828 | ||
fbbe5337 KB |
829 | /* Implementation of gdb.Inferior.thread_from_thread_handle (self, handle) |
830 | -> gdb.InferiorThread. */ | |
831 | ||
7d221512 | 832 | static PyObject * |
fbbe5337 KB |
833 | infpy_thread_from_thread_handle (PyObject *self, PyObject *args, PyObject *kw) |
834 | { | |
db1337cc | 835 | PyObject *handle_obj; |
fbbe5337 KB |
836 | inferior_object *inf_obj = (inferior_object *) self; |
837 | static const char *keywords[] = { "thread_handle", NULL }; | |
838 | ||
839 | INFPY_REQUIRE_VALID (inf_obj); | |
840 | ||
841 | if (! gdb_PyArg_ParseTupleAndKeywords (args, kw, "O", keywords, &handle_obj)) | |
842 | return NULL; | |
843 | ||
fbbe5337 KB |
844 | if (!gdbpy_is_value_object (handle_obj)) |
845 | { | |
846 | PyErr_SetString (PyExc_TypeError, | |
847 | _("Argument 'handle_obj' must be a thread handle object.")); | |
848 | ||
849 | return NULL; | |
850 | } | |
db1337cc TT |
851 | |
852 | gdbpy_ref<> result; | |
853 | TRY | |
854 | { | |
855 | struct thread_info *thread_info; | |
856 | struct value *val = value_object_to_value (handle_obj); | |
857 | ||
858 | thread_info = find_thread_by_handle (val, inf_obj->inferior); | |
859 | if (thread_info != NULL) | |
860 | result = thread_to_thread_object (thread_info); | |
861 | } | |
862 | CATCH (except, RETURN_MASK_ALL) | |
fbbe5337 | 863 | { |
db1337cc | 864 | GDB_PY_HANDLE_EXCEPTION (except); |
fbbe5337 | 865 | } |
db1337cc | 866 | END_CATCH |
fbbe5337 | 867 | |
db1337cc TT |
868 | if (result == NULL) |
869 | result = gdbpy_ref<>::new_reference (Py_None); | |
870 | ||
871 | return result.release (); | |
fbbe5337 KB |
872 | } |
873 | ||
1256af7d SM |
874 | /* Implement repr() for gdb.Inferior. */ |
875 | ||
876 | static PyObject * | |
877 | infpy_repr (PyObject *obj) | |
878 | { | |
879 | inferior_object *self = (inferior_object *) obj; | |
880 | inferior *inf = self->inferior; | |
881 | ||
882 | if (inf == nullptr) | |
883 | return PyString_FromString ("<gdb.Inferior (invalid)>"); | |
884 | ||
885 | return PyString_FromFormat ("<gdb.Inferior num=%d, pid=%d>", | |
886 | inf->num, inf->pid); | |
887 | } | |
888 | ||
fbbe5337 | 889 | |
754eadd1 PM |
890 | static void |
891 | infpy_dealloc (PyObject *obj) | |
892 | { | |
893 | inferior_object *inf_obj = (inferior_object *) obj; | |
894 | struct inferior *inf = inf_obj->inferior; | |
895 | ||
896 | if (! inf) | |
897 | return; | |
898 | ||
899 | set_inferior_data (inf, infpy_inf_data_key, NULL); | |
900 | } | |
595939de PM |
901 | |
902 | /* Clear the INFERIOR pointer in an Inferior object and clear the | |
903 | thread list. */ | |
904 | static void | |
905 | py_free_inferior (struct inferior *inf, void *datum) | |
906 | { | |
88b6faea | 907 | gdbpy_ref<inferior_object> inf_obj ((inferior_object *) datum); |
595939de PM |
908 | struct threadlist_entry *th_entry, *th_tmp; |
909 | ||
0646da15 TT |
910 | if (!gdb_python_initialized) |
911 | return; | |
912 | ||
07bc7329 | 913 | gdbpy_enter enter_py (python_gdbarch, python_language); |
595939de PM |
914 | |
915 | inf_obj->inferior = NULL; | |
916 | ||
917 | /* Deallocate threads list. */ | |
918 | for (th_entry = inf_obj->threads; th_entry != NULL;) | |
919 | { | |
920 | Py_DECREF (th_entry->thread_obj); | |
921 | ||
922 | th_tmp = th_entry; | |
923 | th_entry = th_entry->next; | |
924 | xfree (th_tmp); | |
925 | } | |
926 | ||
927 | inf_obj->nthreads = 0; | |
595939de PM |
928 | } |
929 | ||
2aa48337 KP |
930 | /* Implementation of gdb.selected_inferior() -> gdb.Inferior. |
931 | Returns the current inferior object. */ | |
932 | ||
933 | PyObject * | |
934 | gdbpy_selected_inferior (PyObject *self, PyObject *args) | |
935 | { | |
00431a78 | 936 | return (PyObject *) inferior_to_inferior_object (current_inferior ()); |
2aa48337 KP |
937 | } |
938 | ||
999633ed | 939 | int |
595939de PM |
940 | gdbpy_initialize_inferior (void) |
941 | { | |
942 | if (PyType_Ready (&inferior_object_type) < 0) | |
999633ed | 943 | return -1; |
595939de | 944 | |
aa36459a TT |
945 | if (gdb_pymodule_addobject (gdb_module, "Inferior", |
946 | (PyObject *) &inferior_object_type) < 0) | |
999633ed | 947 | return -1; |
595939de PM |
948 | |
949 | infpy_inf_data_key = | |
8e260fc0 | 950 | register_inferior_data_with_cleanup (NULL, py_free_inferior); |
595939de | 951 | |
76727919 TT |
952 | gdb::observers::new_thread.attach (add_thread_object); |
953 | gdb::observers::thread_exit.attach (delete_thread_object); | |
954 | gdb::observers::normal_stop.attach (python_on_normal_stop); | |
955 | gdb::observers::target_resumed.attach (python_on_resume); | |
956 | gdb::observers::inferior_call_pre.attach (python_on_inferior_call_pre); | |
957 | gdb::observers::inferior_call_post.attach (python_on_inferior_call_post); | |
958 | gdb::observers::memory_changed.attach (python_on_memory_change); | |
959 | gdb::observers::register_changed.attach (python_on_register_change); | |
960 | gdb::observers::inferior_exit.attach (python_inferior_exit); | |
961 | gdb::observers::new_objfile.attach (python_new_objfile); | |
962 | gdb::observers::inferior_added.attach (python_new_inferior); | |
963 | gdb::observers::inferior_removed.attach (python_inferior_deleted); | |
595939de | 964 | |
6a1b1664 | 965 | membuf_object_type.tp_new = PyType_GenericNew; |
595939de | 966 | if (PyType_Ready (&membuf_object_type) < 0) |
999633ed | 967 | return -1; |
595939de | 968 | |
aa36459a TT |
969 | return gdb_pymodule_addobject (gdb_module, "Membuf", (PyObject *) |
970 | &membuf_object_type); | |
595939de PM |
971 | } |
972 | ||
0d1f4ceb | 973 | static gdb_PyGetSetDef inferior_object_getset[] = |
595939de PM |
974 | { |
975 | { "num", infpy_get_num, NULL, "ID of inferior, as assigned by GDB.", NULL }, | |
976 | { "pid", infpy_get_pid, NULL, "PID of inferior, as assigned by the OS.", | |
977 | NULL }, | |
978 | { "was_attached", infpy_get_was_attached, NULL, | |
979 | "True if the inferior was created using 'attach'.", NULL }, | |
a40bf0c2 | 980 | { "progspace", infpy_get_progspace, NULL, "Program space of this inferior" }, |
595939de PM |
981 | { NULL } |
982 | }; | |
983 | ||
984 | static PyMethodDef inferior_object_methods[] = | |
985 | { | |
29703da4 PM |
986 | { "is_valid", infpy_is_valid, METH_NOARGS, |
987 | "is_valid () -> Boolean.\n\ | |
988 | Return true if this inferior is valid, false if not." }, | |
595939de PM |
989 | { "threads", infpy_threads, METH_NOARGS, |
990 | "Return all the threads of this inferior." }, | |
991 | { "read_memory", (PyCFunction) infpy_read_memory, | |
992 | METH_VARARGS | METH_KEYWORDS, | |
993 | "read_memory (address, length) -> buffer\n\ | |
994 | Return a buffer object for reading from the inferior's memory." }, | |
995 | { "write_memory", (PyCFunction) infpy_write_memory, | |
996 | METH_VARARGS | METH_KEYWORDS, | |
997 | "write_memory (address, buffer [, length])\n\ | |
998 | Write the given buffer object to the inferior's memory." }, | |
999 | { "search_memory", (PyCFunction) infpy_search_memory, | |
1000 | METH_VARARGS | METH_KEYWORDS, | |
1001 | "search_memory (address, length, pattern) -> long\n\ | |
1002 | Return a long with the address of a match, or None." }, | |
fbbe5337 KB |
1003 | { "thread_from_thread_handle", (PyCFunction) infpy_thread_from_thread_handle, |
1004 | METH_VARARGS | METH_KEYWORDS, | |
1005 | "thread_from_thread_handle (handle) -> gdb.InferiorThread.\n\ | |
1006 | Return thread object corresponding to thread handle." }, | |
595939de PM |
1007 | { NULL } |
1008 | }; | |
1009 | ||
e36122e9 | 1010 | PyTypeObject inferior_object_type = |
595939de | 1011 | { |
9a27f2c6 | 1012 | PyVarObject_HEAD_INIT (NULL, 0) |
595939de PM |
1013 | "gdb.Inferior", /* tp_name */ |
1014 | sizeof (inferior_object), /* tp_basicsize */ | |
1015 | 0, /* tp_itemsize */ | |
754eadd1 | 1016 | infpy_dealloc, /* tp_dealloc */ |
595939de PM |
1017 | 0, /* tp_print */ |
1018 | 0, /* tp_getattr */ | |
1019 | 0, /* tp_setattr */ | |
1020 | 0, /* tp_compare */ | |
1256af7d | 1021 | infpy_repr, /* tp_repr */ |
595939de PM |
1022 | 0, /* tp_as_number */ |
1023 | 0, /* tp_as_sequence */ | |
1024 | 0, /* tp_as_mapping */ | |
1025 | 0, /* tp_hash */ | |
1026 | 0, /* tp_call */ | |
1027 | 0, /* tp_str */ | |
1028 | 0, /* tp_getattro */ | |
1029 | 0, /* tp_setattro */ | |
1030 | 0, /* tp_as_buffer */ | |
1031 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /* tp_flags */ | |
1032 | "GDB inferior object", /* tp_doc */ | |
1033 | 0, /* tp_traverse */ | |
1034 | 0, /* tp_clear */ | |
1035 | 0, /* tp_richcompare */ | |
1036 | 0, /* tp_weaklistoffset */ | |
1037 | 0, /* tp_iter */ | |
1038 | 0, /* tp_iternext */ | |
1039 | inferior_object_methods, /* tp_methods */ | |
1040 | 0, /* tp_members */ | |
1041 | inferior_object_getset, /* tp_getset */ | |
1042 | 0, /* tp_base */ | |
1043 | 0, /* tp_dict */ | |
1044 | 0, /* tp_descr_get */ | |
1045 | 0, /* tp_descr_set */ | |
1046 | 0, /* tp_dictoffset */ | |
1047 | 0, /* tp_init */ | |
1048 | 0 /* tp_alloc */ | |
1049 | }; | |
1050 | ||
9a27f2c6 PK |
1051 | #ifdef IS_PY3K |
1052 | ||
1053 | static PyBufferProcs buffer_procs = | |
1054 | { | |
1055 | get_buffer | |
1056 | }; | |
1057 | ||
1058 | #else | |
1059 | ||
595939de PM |
1060 | /* Python doesn't provide a decent way to get compatibility here. */ |
1061 | #if HAVE_LIBPYTHON2_4 | |
1062 | #define CHARBUFFERPROC_NAME getcharbufferproc | |
1063 | #else | |
1064 | #define CHARBUFFERPROC_NAME charbufferproc | |
1065 | #endif | |
1066 | ||
1067 | static PyBufferProcs buffer_procs = { | |
1068 | get_read_buffer, | |
1069 | get_write_buffer, | |
1070 | get_seg_count, | |
1071 | /* The cast here works around a difference between Python 2.4 and | |
1072 | Python 2.5. */ | |
1073 | (CHARBUFFERPROC_NAME) get_char_buffer | |
1074 | }; | |
9a27f2c6 | 1075 | #endif /* IS_PY3K */ |
595939de | 1076 | |
e36122e9 | 1077 | PyTypeObject membuf_object_type = { |
9a27f2c6 | 1078 | PyVarObject_HEAD_INIT (NULL, 0) |
595939de PM |
1079 | "gdb.Membuf", /*tp_name*/ |
1080 | sizeof (membuf_object), /*tp_basicsize*/ | |
1081 | 0, /*tp_itemsize*/ | |
1082 | mbpy_dealloc, /*tp_dealloc*/ | |
1083 | 0, /*tp_print*/ | |
1084 | 0, /*tp_getattr*/ | |
1085 | 0, /*tp_setattr*/ | |
1086 | 0, /*tp_compare*/ | |
1087 | 0, /*tp_repr*/ | |
1088 | 0, /*tp_as_number*/ | |
1089 | 0, /*tp_as_sequence*/ | |
1090 | 0, /*tp_as_mapping*/ | |
1091 | 0, /*tp_hash */ | |
1092 | 0, /*tp_call*/ | |
1093 | mbpy_str, /*tp_str*/ | |
1094 | 0, /*tp_getattro*/ | |
1095 | 0, /*tp_setattro*/ | |
1096 | &buffer_procs, /*tp_as_buffer*/ | |
1097 | Py_TPFLAGS_DEFAULT, /*tp_flags*/ | |
1098 | "GDB memory buffer object", /*tp_doc*/ | |
1099 | 0, /* tp_traverse */ | |
1100 | 0, /* tp_clear */ | |
1101 | 0, /* tp_richcompare */ | |
1102 | 0, /* tp_weaklistoffset */ | |
1103 | 0, /* tp_iter */ | |
1104 | 0, /* tp_iternext */ | |
1105 | 0, /* tp_methods */ | |
1106 | 0, /* tp_members */ | |
1107 | 0, /* tp_getset */ | |
1108 | 0, /* tp_base */ | |
1109 | 0, /* tp_dict */ | |
1110 | 0, /* tp_descr_get */ | |
1111 | 0, /* tp_descr_set */ | |
1112 | 0, /* tp_dictoffset */ | |
1113 | 0, /* tp_init */ | |
1114 | 0, /* tp_alloc */ | |
595939de | 1115 | }; |