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595939de PM |
1 | /* Python interface to inferiors. |
2 | ||
42a4f53d | 3 | Copyright (C) 2009-2019 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 | ||
151bb4a5 PA |
89 | if (inferior_ptid == null_ptid) |
90 | return; | |
505500db SW |
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 | ||
db1337cc | 295 | gdbpy_ref<> |
00431a78 | 296 | thread_to_thread_object (thread_info *thr) |
595939de | 297 | { |
00431a78 | 298 | gdbpy_ref<inferior_object> inf_obj (inferior_to_inferior_object (thr->inf)); |
9205649a | 299 | if (inf_obj == NULL) |
754eadd1 PM |
300 | return NULL; |
301 | ||
00431a78 PA |
302 | for (threadlist_entry *thread = inf_obj->threads; |
303 | thread != NULL; | |
754eadd1 | 304 | thread = thread->next) |
00431a78 | 305 | if (thread->thread_obj->thread == thr) |
db1337cc | 306 | return gdbpy_ref<>::new_reference ((PyObject *) thread->thread_obj); |
595939de | 307 | |
4a137fec TT |
308 | PyErr_SetString (PyExc_SystemError, |
309 | _("could not find gdb thread object")); | |
595939de PM |
310 | return NULL; |
311 | } | |
312 | ||
313 | static void | |
314 | add_thread_object (struct thread_info *tp) | |
315 | { | |
595939de PM |
316 | thread_object *thread_obj; |
317 | inferior_object *inf_obj; | |
318 | struct threadlist_entry *entry; | |
319 | ||
0646da15 TT |
320 | if (!gdb_python_initialized) |
321 | return; | |
322 | ||
07bc7329 | 323 | gdbpy_enter enter_py (python_gdbarch, python_language); |
595939de PM |
324 | |
325 | thread_obj = create_thread_object (tp); | |
326 | if (!thread_obj) | |
327 | { | |
328 | gdbpy_print_stack (); | |
595939de PM |
329 | return; |
330 | } | |
331 | ||
332 | inf_obj = (inferior_object *) thread_obj->inf_obj; | |
333 | ||
8d749320 | 334 | entry = XNEW (struct threadlist_entry); |
595939de PM |
335 | entry->thread_obj = thread_obj; |
336 | entry->next = inf_obj->threads; | |
337 | ||
338 | inf_obj->threads = entry; | |
339 | inf_obj->nthreads++; | |
7c96f8c1 TT |
340 | |
341 | if (evregpy_no_listeners_p (gdb_py_events.new_thread)) | |
342 | return; | |
343 | ||
d98fc15b PA |
344 | gdbpy_ref<> event = create_thread_event_object (&new_thread_event_object_type, |
345 | (PyObject *) thread_obj); | |
7c96f8c1 TT |
346 | if (event == NULL |
347 | || evpy_emit_event (event.get (), gdb_py_events.new_thread) < 0) | |
348 | gdbpy_print_stack (); | |
595939de PM |
349 | } |
350 | ||
351 | static void | |
352 | delete_thread_object (struct thread_info *tp, int ignore) | |
353 | { | |
595939de | 354 | struct threadlist_entry **entry, *tmp; |
256458bc | 355 | |
0646da15 TT |
356 | if (!gdb_python_initialized) |
357 | return; | |
358 | ||
07bc7329 | 359 | gdbpy_enter enter_py (python_gdbarch, python_language); |
595939de | 360 | |
88b6faea | 361 | gdbpy_ref<inferior_object> inf_obj |
00431a78 | 362 | ((inferior_object *) inferior_to_inferior_object (tp->inf)); |
88b6faea | 363 | if (inf_obj == NULL) |
07bc7329 | 364 | return; |
595939de PM |
365 | |
366 | /* Find thread entry in its inferior's thread_list. */ | |
367 | for (entry = &inf_obj->threads; *entry != NULL; entry = | |
368 | &(*entry)->next) | |
369 | if ((*entry)->thread_obj->thread == tp) | |
370 | break; | |
371 | ||
372 | if (!*entry) | |
88b6faea | 373 | return; |
595939de | 374 | |
595939de PM |
375 | tmp = *entry; |
376 | tmp->thread_obj->thread = NULL; | |
377 | ||
378 | *entry = (*entry)->next; | |
379 | inf_obj->nthreads--; | |
380 | ||
381 | Py_DECREF (tmp->thread_obj); | |
382 | xfree (tmp); | |
595939de PM |
383 | } |
384 | ||
385 | static PyObject * | |
386 | infpy_threads (PyObject *self, PyObject *args) | |
387 | { | |
388 | int i; | |
389 | struct threadlist_entry *entry; | |
390 | inferior_object *inf_obj = (inferior_object *) self; | |
391 | PyObject *tuple; | |
392 | ||
393 | INFPY_REQUIRE_VALID (inf_obj); | |
394 | ||
492d29ea PA |
395 | TRY |
396 | { | |
397 | update_thread_list (); | |
398 | } | |
399 | CATCH (except, RETURN_MASK_ALL) | |
400 | { | |
401 | GDB_PY_HANDLE_EXCEPTION (except); | |
402 | } | |
403 | END_CATCH | |
f66713d2 | 404 | |
595939de PM |
405 | tuple = PyTuple_New (inf_obj->nthreads); |
406 | if (!tuple) | |
407 | return NULL; | |
408 | ||
409 | for (i = 0, entry = inf_obj->threads; i < inf_obj->nthreads; | |
410 | i++, entry = entry->next) | |
411 | { | |
412 | Py_INCREF (entry->thread_obj); | |
413 | PyTuple_SET_ITEM (tuple, i, (PyObject *) entry->thread_obj); | |
414 | } | |
415 | ||
416 | return tuple; | |
417 | } | |
418 | ||
419 | static PyObject * | |
420 | infpy_get_num (PyObject *self, void *closure) | |
421 | { | |
422 | inferior_object *inf = (inferior_object *) self; | |
423 | ||
424 | INFPY_REQUIRE_VALID (inf); | |
425 | ||
426 | return PyLong_FromLong (inf->inferior->num); | |
427 | } | |
428 | ||
429 | static PyObject * | |
430 | infpy_get_pid (PyObject *self, void *closure) | |
431 | { | |
432 | inferior_object *inf = (inferior_object *) self; | |
433 | ||
434 | INFPY_REQUIRE_VALID (inf); | |
435 | ||
436 | return PyLong_FromLong (inf->inferior->pid); | |
437 | } | |
438 | ||
439 | static PyObject * | |
440 | infpy_get_was_attached (PyObject *self, void *closure) | |
441 | { | |
442 | inferior_object *inf = (inferior_object *) self; | |
443 | ||
444 | INFPY_REQUIRE_VALID (inf); | |
445 | if (inf->inferior->attach_flag) | |
446 | Py_RETURN_TRUE; | |
447 | Py_RETURN_FALSE; | |
448 | } | |
449 | ||
a40bf0c2 SM |
450 | /* Getter of gdb.Inferior.progspace. */ |
451 | ||
452 | static PyObject * | |
453 | infpy_get_progspace (PyObject *self, void *closure) | |
454 | { | |
455 | inferior_object *inf = (inferior_object *) self; | |
456 | ||
457 | INFPY_REQUIRE_VALID (inf); | |
458 | ||
459 | program_space *pspace = inf->inferior->pspace; | |
460 | gdb_assert (pspace != nullptr); | |
461 | ||
3c7aa307 | 462 | return pspace_to_pspace_object (pspace).release (); |
a40bf0c2 SM |
463 | } |
464 | ||
595939de PM |
465 | static int |
466 | build_inferior_list (struct inferior *inf, void *arg) | |
467 | { | |
19ba03f4 | 468 | PyObject *list = (PyObject *) arg; |
00431a78 | 469 | gdbpy_ref<inferior_object> inferior (inferior_to_inferior_object (inf)); |
754eadd1 | 470 | |
00431a78 | 471 | if (inferior == NULL) |
754eadd1 PM |
472 | return 0; |
473 | ||
00431a78 | 474 | return PyList_Append (list, (PyObject *) inferior.get ()) ? 1 : 0; |
595939de PM |
475 | } |
476 | ||
477 | /* Implementation of gdb.inferiors () -> (gdb.Inferior, ...). | |
478 | Returns a tuple of all inferiors. */ | |
479 | PyObject * | |
480 | gdbpy_inferiors (PyObject *unused, PyObject *unused2) | |
481 | { | |
7780f186 | 482 | gdbpy_ref<> list (PyList_New (0)); |
f59fe7f8 | 483 | if (list == NULL) |
595939de PM |
484 | return NULL; |
485 | ||
f59fe7f8 TT |
486 | if (iterate_over_inferiors (build_inferior_list, list.get ())) |
487 | return NULL; | |
27ca1a5b | 488 | |
f59fe7f8 | 489 | return PyList_AsTuple (list.get ()); |
595939de PM |
490 | } |
491 | ||
492 | /* Membuf and memory manipulation. */ | |
493 | ||
2678e2af | 494 | /* Implementation of Inferior.read_memory (address, length). |
595939de | 495 | Returns a Python buffer object with LENGTH bytes of the inferior's |
8dc78533 JK |
496 | memory at ADDRESS. Both arguments are integers. Returns NULL on error, |
497 | with a python exception set. */ | |
595939de PM |
498 | static PyObject * |
499 | infpy_read_memory (PyObject *self, PyObject *args, PyObject *kw) | |
500 | { | |
595939de | 501 | CORE_ADDR addr, length; |
075c55e0 | 502 | gdb::unique_xmalloc_ptr<gdb_byte> buffer; |
cc0265cd | 503 | PyObject *addr_obj, *length_obj, *result; |
2adadf51 | 504 | static const char *keywords[] = { "address", "length", NULL }; |
595939de | 505 | |
2adadf51 PA |
506 | if (!gdb_PyArg_ParseTupleAndKeywords (args, kw, "OO", keywords, |
507 | &addr_obj, &length_obj)) | |
595939de PM |
508 | return NULL; |
509 | ||
b86af38a TT |
510 | if (get_addr_from_python (addr_obj, &addr) < 0 |
511 | || get_addr_from_python (length_obj, &length) < 0) | |
512 | return NULL; | |
513 | ||
492d29ea | 514 | TRY |
595939de | 515 | { |
075c55e0 | 516 | buffer.reset ((gdb_byte *) xmalloc (length)); |
595939de | 517 | |
075c55e0 | 518 | read_memory (addr, buffer.get (), length); |
595939de | 519 | } |
492d29ea | 520 | CATCH (except, RETURN_MASK_ALL) |
595939de | 521 | { |
595939de PM |
522 | GDB_PY_HANDLE_EXCEPTION (except); |
523 | } | |
492d29ea | 524 | END_CATCH |
595939de | 525 | |
88b6faea TT |
526 | gdbpy_ref<membuf_object> membuf_obj (PyObject_New (membuf_object, |
527 | &membuf_object_type)); | |
595939de | 528 | if (membuf_obj == NULL) |
075c55e0 | 529 | return NULL; |
595939de | 530 | |
075c55e0 | 531 | membuf_obj->buffer = buffer.release (); |
595939de PM |
532 | membuf_obj->addr = addr; |
533 | membuf_obj->length = length; | |
534 | ||
9a27f2c6 | 535 | #ifdef IS_PY3K |
88b6faea | 536 | result = PyMemoryView_FromObject ((PyObject *) membuf_obj.get ()); |
9a27f2c6 | 537 | #else |
88b6faea | 538 | result = PyBuffer_FromReadWriteObject ((PyObject *) membuf_obj.get (), 0, |
cc0265cd | 539 | Py_END_OF_BUFFER); |
9a27f2c6 | 540 | #endif |
9a27f2c6 | 541 | |
cc0265cd | 542 | return result; |
595939de PM |
543 | } |
544 | ||
2678e2af | 545 | /* Implementation of Inferior.write_memory (address, buffer [, length]). |
595939de PM |
546 | Writes the contents of BUFFER (a Python object supporting the read |
547 | buffer protocol) at ADDRESS in the inferior's memory. Write LENGTH | |
548 | bytes from BUFFER, or its entire contents if the argument is not | |
8dc78533 JK |
549 | provided. The function returns nothing. Returns NULL on error, with |
550 | a python exception set. */ | |
595939de PM |
551 | static PyObject * |
552 | infpy_write_memory (PyObject *self, PyObject *args, PyObject *kw) | |
553 | { | |
492d29ea | 554 | struct gdb_exception except = exception_none; |
ddd49eee | 555 | Py_ssize_t buf_len; |
7c543f7b | 556 | const gdb_byte *buffer; |
595939de PM |
557 | CORE_ADDR addr, length; |
558 | PyObject *addr_obj, *length_obj = NULL; | |
2adadf51 | 559 | static const char *keywords[] = { "address", "buffer", "length", NULL }; |
9a27f2c6 PK |
560 | #ifdef IS_PY3K |
561 | Py_buffer pybuf; | |
595939de | 562 | |
2adadf51 PA |
563 | if (!gdb_PyArg_ParseTupleAndKeywords (args, kw, "Os*|O", keywords, |
564 | &addr_obj, &pybuf, &length_obj)) | |
9a27f2c6 | 565 | return NULL; |
595939de | 566 | |
7c543f7b | 567 | buffer = (const gdb_byte *) pybuf.buf; |
9a27f2c6 PK |
568 | buf_len = pybuf.len; |
569 | #else | |
2adadf51 PA |
570 | if (!gdb_PyArg_ParseTupleAndKeywords (args, kw, "Os#|O", keywords, |
571 | &addr_obj, &buffer, &buf_len, | |
572 | &length_obj)) | |
595939de | 573 | return NULL; |
7c543f7b SM |
574 | |
575 | buffer = (const gdb_byte *) buffer; | |
9a27f2c6 | 576 | #endif |
595939de | 577 | |
b86af38a TT |
578 | if (get_addr_from_python (addr_obj, &addr) < 0) |
579 | goto fail; | |
580 | ||
581 | if (!length_obj) | |
582 | length = buf_len; | |
583 | else if (get_addr_from_python (length_obj, &length) < 0) | |
584 | goto fail; | |
585 | ||
492d29ea | 586 | TRY |
595939de | 587 | { |
7c543f7b | 588 | write_memory_with_notification (addr, buffer, length); |
595939de | 589 | } |
492d29ea PA |
590 | CATCH (ex, RETURN_MASK_ALL) |
591 | { | |
592 | except = ex; | |
593 | } | |
594 | END_CATCH | |
595 | ||
9a27f2c6 PK |
596 | #ifdef IS_PY3K |
597 | PyBuffer_Release (&pybuf); | |
598 | #endif | |
595939de PM |
599 | GDB_PY_HANDLE_EXCEPTION (except); |
600 | ||
595939de | 601 | Py_RETURN_NONE; |
b86af38a TT |
602 | |
603 | fail: | |
604 | #ifdef IS_PY3K | |
605 | PyBuffer_Release (&pybuf); | |
606 | #endif | |
607 | return NULL; | |
595939de PM |
608 | } |
609 | ||
610 | /* Destructor of Membuf objects. */ | |
611 | static void | |
612 | mbpy_dealloc (PyObject *self) | |
613 | { | |
614 | xfree (((membuf_object *) self)->buffer); | |
9a27f2c6 | 615 | Py_TYPE (self)->tp_free (self); |
595939de PM |
616 | } |
617 | ||
618 | /* Return a description of the Membuf object. */ | |
619 | static PyObject * | |
620 | mbpy_str (PyObject *self) | |
621 | { | |
622 | membuf_object *membuf_obj = (membuf_object *) self; | |
623 | ||
624 | return PyString_FromFormat (_("Memory buffer for address %s, \ | |
625 | which is %s bytes long."), | |
626 | paddress (python_gdbarch, membuf_obj->addr), | |
627 | pulongest (membuf_obj->length)); | |
628 | } | |
629 | ||
9a27f2c6 PK |
630 | #ifdef IS_PY3K |
631 | ||
632 | static int | |
633 | get_buffer (PyObject *self, Py_buffer *buf, int flags) | |
634 | { | |
635 | membuf_object *membuf_obj = (membuf_object *) self; | |
636 | int ret; | |
256458bc | 637 | |
9a27f2c6 | 638 | ret = PyBuffer_FillInfo (buf, self, membuf_obj->buffer, |
256458bc | 639 | membuf_obj->length, 0, |
9a27f2c6 | 640 | PyBUF_CONTIG); |
a121b7c1 PA |
641 | |
642 | /* Despite the documentation saying this field is a "const char *", | |
643 | in Python 3.4 at least, it's really a "char *". */ | |
644 | buf->format = (char *) "c"; | |
9a27f2c6 PK |
645 | |
646 | return ret; | |
647 | } | |
648 | ||
649 | #else | |
650 | ||
595939de PM |
651 | static Py_ssize_t |
652 | get_read_buffer (PyObject *self, Py_ssize_t segment, void **ptrptr) | |
653 | { | |
654 | membuf_object *membuf_obj = (membuf_object *) self; | |
655 | ||
656 | if (segment) | |
657 | { | |
658 | PyErr_SetString (PyExc_SystemError, | |
659 | _("The memory buffer supports only one segment.")); | |
660 | return -1; | |
661 | } | |
662 | ||
663 | *ptrptr = membuf_obj->buffer; | |
664 | ||
665 | return membuf_obj->length; | |
666 | } | |
667 | ||
668 | static Py_ssize_t | |
669 | get_write_buffer (PyObject *self, Py_ssize_t segment, void **ptrptr) | |
670 | { | |
671 | return get_read_buffer (self, segment, ptrptr); | |
672 | } | |
673 | ||
674 | static Py_ssize_t | |
675 | get_seg_count (PyObject *self, Py_ssize_t *lenp) | |
676 | { | |
677 | if (lenp) | |
678 | *lenp = ((membuf_object *) self)->length; | |
679 | ||
680 | return 1; | |
681 | } | |
682 | ||
683 | static Py_ssize_t | |
684 | get_char_buffer (PyObject *self, Py_ssize_t segment, char **ptrptr) | |
685 | { | |
686 | void *ptr = NULL; | |
687 | Py_ssize_t ret; | |
688 | ||
689 | ret = get_read_buffer (self, segment, &ptr); | |
690 | *ptrptr = (char *) ptr; | |
691 | ||
692 | return ret; | |
693 | } | |
694 | ||
9a27f2c6 PK |
695 | #endif /* IS_PY3K */ |
696 | ||
595939de PM |
697 | /* Implementation of |
698 | gdb.search_memory (address, length, pattern). ADDRESS is the | |
699 | address to start the search. LENGTH specifies the scope of the | |
700 | search from ADDRESS. PATTERN is the pattern to search for (and | |
701 | must be a Python object supporting the buffer protocol). | |
702 | Returns a Python Long object holding the address where the pattern | |
8dc78533 JK |
703 | was located, or if the pattern was not found, returns None. Returns NULL |
704 | on error, with a python exception set. */ | |
595939de PM |
705 | static PyObject * |
706 | infpy_search_memory (PyObject *self, PyObject *args, PyObject *kw) | |
707 | { | |
492d29ea | 708 | struct gdb_exception except = exception_none; |
595939de | 709 | CORE_ADDR start_addr, length; |
2adadf51 | 710 | static const char *keywords[] = { "address", "length", "pattern", NULL }; |
9a27f2c6 | 711 | PyObject *start_addr_obj, *length_obj; |
595939de | 712 | Py_ssize_t pattern_size; |
7c543f7b | 713 | const gdb_byte *buffer; |
595939de PM |
714 | CORE_ADDR found_addr; |
715 | int found = 0; | |
9a27f2c6 PK |
716 | #ifdef IS_PY3K |
717 | Py_buffer pybuf; | |
595939de | 718 | |
2adadf51 PA |
719 | if (!gdb_PyArg_ParseTupleAndKeywords (args, kw, "OOs*", keywords, |
720 | &start_addr_obj, &length_obj, | |
721 | &pybuf)) | |
9a27f2c6 PK |
722 | return NULL; |
723 | ||
7c543f7b | 724 | buffer = (const gdb_byte *) pybuf.buf; |
9a27f2c6 PK |
725 | pattern_size = pybuf.len; |
726 | #else | |
727 | PyObject *pattern; | |
7c543f7b | 728 | const void *vbuffer; |
256458bc | 729 | |
2adadf51 PA |
730 | if (!gdb_PyArg_ParseTupleAndKeywords (args, kw, "OOO", keywords, |
731 | &start_addr_obj, &length_obj, | |
732 | &pattern)) | |
9a27f2c6 PK |
733 | return NULL; |
734 | ||
735 | if (!PyObject_CheckReadBuffer (pattern)) | |
736 | { | |
737 | PyErr_SetString (PyExc_RuntimeError, | |
738 | _("The pattern is not a Python buffer.")); | |
739 | ||
740 | return NULL; | |
741 | } | |
742 | ||
7c543f7b | 743 | if (PyObject_AsReadBuffer (pattern, &vbuffer, &pattern_size) == -1) |
595939de | 744 | return NULL; |
7c543f7b SM |
745 | |
746 | buffer = (const gdb_byte *) vbuffer; | |
9a27f2c6 | 747 | #endif |
595939de | 748 | |
b86af38a TT |
749 | if (get_addr_from_python (start_addr_obj, &start_addr) < 0) |
750 | goto fail; | |
256458bc | 751 | |
b86af38a TT |
752 | if (get_addr_from_python (length_obj, &length) < 0) |
753 | goto fail; | |
9a27f2c6 | 754 | |
b86af38a TT |
755 | if (!length) |
756 | { | |
757 | PyErr_SetString (PyExc_ValueError, | |
758 | _("Search range is empty.")); | |
759 | goto fail; | |
760 | } | |
761 | /* Watch for overflows. */ | |
762 | else if (length > CORE_ADDR_MAX | |
763 | || (start_addr + length - 1) < start_addr) | |
764 | { | |
765 | PyErr_SetString (PyExc_ValueError, | |
766 | _("The search range is too large.")); | |
767 | goto fail; | |
595939de | 768 | } |
595939de | 769 | |
492d29ea | 770 | TRY |
595939de PM |
771 | { |
772 | found = target_search_memory (start_addr, length, | |
773 | buffer, pattern_size, | |
774 | &found_addr); | |
775 | } | |
492d29ea PA |
776 | CATCH (ex, RETURN_MASK_ALL) |
777 | { | |
778 | except = ex; | |
779 | } | |
780 | END_CATCH | |
781 | ||
9a27f2c6 PK |
782 | #ifdef IS_PY3K |
783 | PyBuffer_Release (&pybuf); | |
784 | #endif | |
b86af38a | 785 | GDB_PY_HANDLE_EXCEPTION (except); |
9a27f2c6 | 786 | |
595939de PM |
787 | if (found) |
788 | return PyLong_FromLong (found_addr); | |
789 | else | |
790 | Py_RETURN_NONE; | |
b86af38a TT |
791 | |
792 | fail: | |
793 | #ifdef IS_PY3K | |
794 | PyBuffer_Release (&pybuf); | |
795 | #endif | |
796 | return NULL; | |
595939de PM |
797 | } |
798 | ||
29703da4 PM |
799 | /* Implementation of gdb.Inferior.is_valid (self) -> Boolean. |
800 | Returns True if this inferior object still exists in GDB. */ | |
801 | ||
802 | static PyObject * | |
803 | infpy_is_valid (PyObject *self, PyObject *args) | |
804 | { | |
805 | inferior_object *inf = (inferior_object *) self; | |
806 | ||
807 | if (! inf->inferior) | |
808 | Py_RETURN_FALSE; | |
809 | ||
810 | Py_RETURN_TRUE; | |
811 | } | |
812 | ||
fbbe5337 KB |
813 | /* Implementation of gdb.Inferior.thread_from_thread_handle (self, handle) |
814 | -> gdb.InferiorThread. */ | |
815 | ||
7d221512 | 816 | static PyObject * |
fbbe5337 KB |
817 | infpy_thread_from_thread_handle (PyObject *self, PyObject *args, PyObject *kw) |
818 | { | |
db1337cc | 819 | PyObject *handle_obj; |
fbbe5337 KB |
820 | inferior_object *inf_obj = (inferior_object *) self; |
821 | static const char *keywords[] = { "thread_handle", NULL }; | |
822 | ||
823 | INFPY_REQUIRE_VALID (inf_obj); | |
824 | ||
825 | if (! gdb_PyArg_ParseTupleAndKeywords (args, kw, "O", keywords, &handle_obj)) | |
826 | return NULL; | |
827 | ||
fbbe5337 KB |
828 | if (!gdbpy_is_value_object (handle_obj)) |
829 | { | |
830 | PyErr_SetString (PyExc_TypeError, | |
831 | _("Argument 'handle_obj' must be a thread handle object.")); | |
832 | ||
833 | return NULL; | |
834 | } | |
db1337cc | 835 | |
db1337cc TT |
836 | TRY |
837 | { | |
838 | struct thread_info *thread_info; | |
839 | struct value *val = value_object_to_value (handle_obj); | |
840 | ||
841 | thread_info = find_thread_by_handle (val, inf_obj->inferior); | |
842 | if (thread_info != NULL) | |
4a137fec | 843 | return thread_to_thread_object (thread_info).release (); |
db1337cc TT |
844 | } |
845 | CATCH (except, RETURN_MASK_ALL) | |
fbbe5337 | 846 | { |
db1337cc | 847 | GDB_PY_HANDLE_EXCEPTION (except); |
fbbe5337 | 848 | } |
db1337cc | 849 | END_CATCH |
fbbe5337 | 850 | |
4a137fec | 851 | Py_RETURN_NONE; |
fbbe5337 KB |
852 | } |
853 | ||
add5ded5 TT |
854 | /* Implementation of gdb.Inferior.architecture. */ |
855 | ||
856 | static PyObject * | |
857 | infpy_architecture (PyObject *self, PyObject *args) | |
858 | { | |
859 | inferior_object *inf = (inferior_object *) self; | |
860 | ||
861 | INFPY_REQUIRE_VALID (inf); | |
862 | ||
863 | return gdbarch_to_arch_object (inf->inferior->gdbarch); | |
864 | } | |
865 | ||
1256af7d SM |
866 | /* Implement repr() for gdb.Inferior. */ |
867 | ||
868 | static PyObject * | |
869 | infpy_repr (PyObject *obj) | |
870 | { | |
871 | inferior_object *self = (inferior_object *) obj; | |
872 | inferior *inf = self->inferior; | |
873 | ||
874 | if (inf == nullptr) | |
875 | return PyString_FromString ("<gdb.Inferior (invalid)>"); | |
876 | ||
877 | return PyString_FromFormat ("<gdb.Inferior num=%d, pid=%d>", | |
878 | inf->num, inf->pid); | |
879 | } | |
880 | ||
fbbe5337 | 881 | |
754eadd1 PM |
882 | static void |
883 | infpy_dealloc (PyObject *obj) | |
884 | { | |
885 | inferior_object *inf_obj = (inferior_object *) obj; | |
886 | struct inferior *inf = inf_obj->inferior; | |
887 | ||
888 | if (! inf) | |
889 | return; | |
890 | ||
891 | set_inferior_data (inf, infpy_inf_data_key, NULL); | |
892 | } | |
595939de PM |
893 | |
894 | /* Clear the INFERIOR pointer in an Inferior object and clear the | |
895 | thread list. */ | |
896 | static void | |
897 | py_free_inferior (struct inferior *inf, void *datum) | |
898 | { | |
88b6faea | 899 | gdbpy_ref<inferior_object> inf_obj ((inferior_object *) datum); |
595939de PM |
900 | struct threadlist_entry *th_entry, *th_tmp; |
901 | ||
0646da15 TT |
902 | if (!gdb_python_initialized) |
903 | return; | |
904 | ||
07bc7329 | 905 | gdbpy_enter enter_py (python_gdbarch, python_language); |
595939de PM |
906 | |
907 | inf_obj->inferior = NULL; | |
908 | ||
909 | /* Deallocate threads list. */ | |
910 | for (th_entry = inf_obj->threads; th_entry != NULL;) | |
911 | { | |
912 | Py_DECREF (th_entry->thread_obj); | |
913 | ||
914 | th_tmp = th_entry; | |
915 | th_entry = th_entry->next; | |
916 | xfree (th_tmp); | |
917 | } | |
918 | ||
919 | inf_obj->nthreads = 0; | |
595939de PM |
920 | } |
921 | ||
2aa48337 KP |
922 | /* Implementation of gdb.selected_inferior() -> gdb.Inferior. |
923 | Returns the current inferior object. */ | |
924 | ||
925 | PyObject * | |
926 | gdbpy_selected_inferior (PyObject *self, PyObject *args) | |
927 | { | |
00431a78 | 928 | return (PyObject *) inferior_to_inferior_object (current_inferior ()); |
2aa48337 KP |
929 | } |
930 | ||
999633ed | 931 | int |
595939de PM |
932 | gdbpy_initialize_inferior (void) |
933 | { | |
934 | if (PyType_Ready (&inferior_object_type) < 0) | |
999633ed | 935 | return -1; |
595939de | 936 | |
aa36459a TT |
937 | if (gdb_pymodule_addobject (gdb_module, "Inferior", |
938 | (PyObject *) &inferior_object_type) < 0) | |
999633ed | 939 | return -1; |
595939de PM |
940 | |
941 | infpy_inf_data_key = | |
8e260fc0 | 942 | register_inferior_data_with_cleanup (NULL, py_free_inferior); |
595939de | 943 | |
76727919 TT |
944 | gdb::observers::new_thread.attach (add_thread_object); |
945 | gdb::observers::thread_exit.attach (delete_thread_object); | |
946 | gdb::observers::normal_stop.attach (python_on_normal_stop); | |
947 | gdb::observers::target_resumed.attach (python_on_resume); | |
948 | gdb::observers::inferior_call_pre.attach (python_on_inferior_call_pre); | |
949 | gdb::observers::inferior_call_post.attach (python_on_inferior_call_post); | |
950 | gdb::observers::memory_changed.attach (python_on_memory_change); | |
951 | gdb::observers::register_changed.attach (python_on_register_change); | |
952 | gdb::observers::inferior_exit.attach (python_inferior_exit); | |
953 | gdb::observers::new_objfile.attach (python_new_objfile); | |
954 | gdb::observers::inferior_added.attach (python_new_inferior); | |
955 | gdb::observers::inferior_removed.attach (python_inferior_deleted); | |
595939de | 956 | |
6a1b1664 | 957 | membuf_object_type.tp_new = PyType_GenericNew; |
595939de | 958 | if (PyType_Ready (&membuf_object_type) < 0) |
999633ed | 959 | return -1; |
595939de | 960 | |
8833fbf0 TT |
961 | return gdb_pymodule_addobject (gdb_module, "Membuf", |
962 | (PyObject *) &membuf_object_type); | |
595939de PM |
963 | } |
964 | ||
0d1f4ceb | 965 | static gdb_PyGetSetDef inferior_object_getset[] = |
595939de PM |
966 | { |
967 | { "num", infpy_get_num, NULL, "ID of inferior, as assigned by GDB.", NULL }, | |
968 | { "pid", infpy_get_pid, NULL, "PID of inferior, as assigned by the OS.", | |
969 | NULL }, | |
970 | { "was_attached", infpy_get_was_attached, NULL, | |
971 | "True if the inferior was created using 'attach'.", NULL }, | |
a40bf0c2 | 972 | { "progspace", infpy_get_progspace, NULL, "Program space of this inferior" }, |
595939de PM |
973 | { NULL } |
974 | }; | |
975 | ||
976 | static PyMethodDef inferior_object_methods[] = | |
977 | { | |
29703da4 PM |
978 | { "is_valid", infpy_is_valid, METH_NOARGS, |
979 | "is_valid () -> Boolean.\n\ | |
980 | Return true if this inferior is valid, false if not." }, | |
595939de PM |
981 | { "threads", infpy_threads, METH_NOARGS, |
982 | "Return all the threads of this inferior." }, | |
983 | { "read_memory", (PyCFunction) infpy_read_memory, | |
984 | METH_VARARGS | METH_KEYWORDS, | |
985 | "read_memory (address, length) -> buffer\n\ | |
986 | Return a buffer object for reading from the inferior's memory." }, | |
987 | { "write_memory", (PyCFunction) infpy_write_memory, | |
988 | METH_VARARGS | METH_KEYWORDS, | |
989 | "write_memory (address, buffer [, length])\n\ | |
990 | Write the given buffer object to the inferior's memory." }, | |
991 | { "search_memory", (PyCFunction) infpy_search_memory, | |
992 | METH_VARARGS | METH_KEYWORDS, | |
993 | "search_memory (address, length, pattern) -> long\n\ | |
994 | Return a long with the address of a match, or None." }, | |
fbbe5337 KB |
995 | { "thread_from_thread_handle", (PyCFunction) infpy_thread_from_thread_handle, |
996 | METH_VARARGS | METH_KEYWORDS, | |
997 | "thread_from_thread_handle (handle) -> gdb.InferiorThread.\n\ | |
998 | Return thread object corresponding to thread handle." }, | |
add5ded5 TT |
999 | { "architecture", (PyCFunction) infpy_architecture, METH_NOARGS, |
1000 | "architecture () -> gdb.Architecture\n\ | |
1001 | Return architecture of this inferior." }, | |
595939de PM |
1002 | { NULL } |
1003 | }; | |
1004 | ||
e36122e9 | 1005 | PyTypeObject inferior_object_type = |
595939de | 1006 | { |
9a27f2c6 | 1007 | PyVarObject_HEAD_INIT (NULL, 0) |
595939de PM |
1008 | "gdb.Inferior", /* tp_name */ |
1009 | sizeof (inferior_object), /* tp_basicsize */ | |
1010 | 0, /* tp_itemsize */ | |
754eadd1 | 1011 | infpy_dealloc, /* tp_dealloc */ |
595939de PM |
1012 | 0, /* tp_print */ |
1013 | 0, /* tp_getattr */ | |
1014 | 0, /* tp_setattr */ | |
1015 | 0, /* tp_compare */ | |
1256af7d | 1016 | infpy_repr, /* tp_repr */ |
595939de PM |
1017 | 0, /* tp_as_number */ |
1018 | 0, /* tp_as_sequence */ | |
1019 | 0, /* tp_as_mapping */ | |
1020 | 0, /* tp_hash */ | |
1021 | 0, /* tp_call */ | |
1022 | 0, /* tp_str */ | |
1023 | 0, /* tp_getattro */ | |
1024 | 0, /* tp_setattro */ | |
1025 | 0, /* tp_as_buffer */ | |
1026 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /* tp_flags */ | |
1027 | "GDB inferior object", /* tp_doc */ | |
1028 | 0, /* tp_traverse */ | |
1029 | 0, /* tp_clear */ | |
1030 | 0, /* tp_richcompare */ | |
1031 | 0, /* tp_weaklistoffset */ | |
1032 | 0, /* tp_iter */ | |
1033 | 0, /* tp_iternext */ | |
1034 | inferior_object_methods, /* tp_methods */ | |
1035 | 0, /* tp_members */ | |
1036 | inferior_object_getset, /* tp_getset */ | |
1037 | 0, /* tp_base */ | |
1038 | 0, /* tp_dict */ | |
1039 | 0, /* tp_descr_get */ | |
1040 | 0, /* tp_descr_set */ | |
1041 | 0, /* tp_dictoffset */ | |
1042 | 0, /* tp_init */ | |
1043 | 0 /* tp_alloc */ | |
1044 | }; | |
1045 | ||
9a27f2c6 PK |
1046 | #ifdef IS_PY3K |
1047 | ||
1048 | static PyBufferProcs buffer_procs = | |
1049 | { | |
1050 | get_buffer | |
1051 | }; | |
1052 | ||
1053 | #else | |
1054 | ||
595939de PM |
1055 | /* Python doesn't provide a decent way to get compatibility here. */ |
1056 | #if HAVE_LIBPYTHON2_4 | |
1057 | #define CHARBUFFERPROC_NAME getcharbufferproc | |
1058 | #else | |
1059 | #define CHARBUFFERPROC_NAME charbufferproc | |
1060 | #endif | |
1061 | ||
1062 | static PyBufferProcs buffer_procs = { | |
1063 | get_read_buffer, | |
1064 | get_write_buffer, | |
1065 | get_seg_count, | |
1066 | /* The cast here works around a difference between Python 2.4 and | |
1067 | Python 2.5. */ | |
1068 | (CHARBUFFERPROC_NAME) get_char_buffer | |
1069 | }; | |
9a27f2c6 | 1070 | #endif /* IS_PY3K */ |
595939de | 1071 | |
e36122e9 | 1072 | PyTypeObject membuf_object_type = { |
9a27f2c6 | 1073 | PyVarObject_HEAD_INIT (NULL, 0) |
595939de PM |
1074 | "gdb.Membuf", /*tp_name*/ |
1075 | sizeof (membuf_object), /*tp_basicsize*/ | |
1076 | 0, /*tp_itemsize*/ | |
1077 | mbpy_dealloc, /*tp_dealloc*/ | |
1078 | 0, /*tp_print*/ | |
1079 | 0, /*tp_getattr*/ | |
1080 | 0, /*tp_setattr*/ | |
1081 | 0, /*tp_compare*/ | |
1082 | 0, /*tp_repr*/ | |
1083 | 0, /*tp_as_number*/ | |
1084 | 0, /*tp_as_sequence*/ | |
1085 | 0, /*tp_as_mapping*/ | |
1086 | 0, /*tp_hash */ | |
1087 | 0, /*tp_call*/ | |
1088 | mbpy_str, /*tp_str*/ | |
1089 | 0, /*tp_getattro*/ | |
1090 | 0, /*tp_setattro*/ | |
1091 | &buffer_procs, /*tp_as_buffer*/ | |
1092 | Py_TPFLAGS_DEFAULT, /*tp_flags*/ | |
1093 | "GDB memory buffer object", /*tp_doc*/ | |
1094 | 0, /* tp_traverse */ | |
1095 | 0, /* tp_clear */ | |
1096 | 0, /* tp_richcompare */ | |
1097 | 0, /* tp_weaklistoffset */ | |
1098 | 0, /* tp_iter */ | |
1099 | 0, /* tp_iternext */ | |
1100 | 0, /* tp_methods */ | |
1101 | 0, /* tp_members */ | |
1102 | 0, /* tp_getset */ | |
1103 | 0, /* tp_base */ | |
1104 | 0, /* tp_dict */ | |
1105 | 0, /* tp_descr_get */ | |
1106 | 0, /* tp_descr_set */ | |
1107 | 0, /* tp_dictoffset */ | |
1108 | 0, /* tp_init */ | |
1109 | 0, /* tp_alloc */ | |
595939de | 1110 | }; |