Commit | Line | Data |
---|---|---|
2c74e833 TT |
1 | /* Python interface to types. |
2 | ||
ecd75fc8 | 3 | Copyright (C) 2008-2014 Free Software Foundation, Inc. |
2c74e833 TT |
4 | |
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 3 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
19 | ||
20 | #include "defs.h" | |
21 | #include "value.h" | |
2c74e833 TT |
22 | #include "python-internal.h" |
23 | #include "charset.h" | |
24 | #include "gdbtypes.h" | |
25 | #include "cp-support.h" | |
26 | #include "demangle.h" | |
27 | #include "objfiles.h" | |
e6c014f2 | 28 | #include "language.h" |
d839c8a4 | 29 | #include "vec.h" |
53342f27 | 30 | #include "typeprint.h" |
2c74e833 TT |
31 | |
32 | typedef struct pyty_type_object | |
33 | { | |
34 | PyObject_HEAD | |
35 | struct type *type; | |
36 | ||
37 | /* If a Type object is associated with an objfile, it is kept on a | |
38 | doubly-linked list, rooted in the objfile. This lets us copy the | |
39 | underlying struct type when the objfile is deleted. */ | |
40 | struct pyty_type_object *prev; | |
41 | struct pyty_type_object *next; | |
42 | } type_object; | |
43 | ||
62eec1a5 TT |
44 | static PyTypeObject type_object_type |
45 | CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("type_object"); | |
2c74e833 TT |
46 | |
47 | /* A Field object. */ | |
48 | typedef struct pyty_field_object | |
49 | { | |
50 | PyObject_HEAD | |
51 | ||
52 | /* Dictionary holding our attributes. */ | |
53 | PyObject *dict; | |
54 | } field_object; | |
55 | ||
62eec1a5 TT |
56 | static PyTypeObject field_object_type |
57 | CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("field_object"); | |
2c74e833 | 58 | |
a73bb892 PK |
59 | /* A type iterator object. */ |
60 | typedef struct { | |
61 | PyObject_HEAD | |
62 | /* The current field index. */ | |
63 | int field; | |
64 | /* What to return. */ | |
65 | enum gdbpy_iter_kind kind; | |
66 | /* Pointer back to the original source type object. */ | |
67 | struct pyty_type_object *source; | |
68 | } typy_iterator_object; | |
69 | ||
62eec1a5 TT |
70 | static PyTypeObject type_iterator_object_type |
71 | CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("typy_iterator_object"); | |
a73bb892 | 72 | |
2c74e833 TT |
73 | /* This is used to initialize various gdb.TYPE_ constants. */ |
74 | struct pyty_code | |
75 | { | |
76 | /* The code. */ | |
77 | enum type_code code; | |
78 | /* The name. */ | |
79 | const char *name; | |
80 | }; | |
81 | ||
0dab82e9 PK |
82 | /* Forward declarations. */ |
83 | static PyObject *typy_make_iter (PyObject *self, enum gdbpy_iter_kind kind); | |
84 | ||
2c74e833 TT |
85 | #define ENTRY(X) { X, #X } |
86 | ||
87 | static struct pyty_code pyty_codes[] = | |
88 | { | |
6b1755ce | 89 | ENTRY (TYPE_CODE_BITSTRING), |
2c74e833 TT |
90 | ENTRY (TYPE_CODE_PTR), |
91 | ENTRY (TYPE_CODE_ARRAY), | |
92 | ENTRY (TYPE_CODE_STRUCT), | |
93 | ENTRY (TYPE_CODE_UNION), | |
94 | ENTRY (TYPE_CODE_ENUM), | |
95 | ENTRY (TYPE_CODE_FLAGS), | |
96 | ENTRY (TYPE_CODE_FUNC), | |
97 | ENTRY (TYPE_CODE_INT), | |
98 | ENTRY (TYPE_CODE_FLT), | |
99 | ENTRY (TYPE_CODE_VOID), | |
100 | ENTRY (TYPE_CODE_SET), | |
101 | ENTRY (TYPE_CODE_RANGE), | |
102 | ENTRY (TYPE_CODE_STRING), | |
2c74e833 TT |
103 | ENTRY (TYPE_CODE_ERROR), |
104 | ENTRY (TYPE_CODE_METHOD), | |
105 | ENTRY (TYPE_CODE_METHODPTR), | |
106 | ENTRY (TYPE_CODE_MEMBERPTR), | |
107 | ENTRY (TYPE_CODE_REF), | |
108 | ENTRY (TYPE_CODE_CHAR), | |
109 | ENTRY (TYPE_CODE_BOOL), | |
110 | ENTRY (TYPE_CODE_COMPLEX), | |
111 | ENTRY (TYPE_CODE_TYPEDEF), | |
112 | ENTRY (TYPE_CODE_NAMESPACE), | |
113 | ENTRY (TYPE_CODE_DECFLOAT), | |
114 | ENTRY (TYPE_CODE_INTERNAL_FUNCTION), | |
115 | { TYPE_CODE_UNDEF, NULL } | |
116 | }; | |
117 | ||
118 | \f | |
119 | ||
120 | static void | |
121 | field_dealloc (PyObject *obj) | |
122 | { | |
123 | field_object *f = (field_object *) obj; | |
d59b6f6c | 124 | |
2c74e833 | 125 | Py_XDECREF (f->dict); |
9a27f2c6 | 126 | Py_TYPE (obj)->tp_free (obj); |
2c74e833 TT |
127 | } |
128 | ||
129 | static PyObject * | |
130 | field_new (void) | |
131 | { | |
132 | field_object *result = PyObject_New (field_object, &field_object_type); | |
d59b6f6c | 133 | |
2c74e833 TT |
134 | if (result) |
135 | { | |
136 | result->dict = PyDict_New (); | |
137 | if (!result->dict) | |
138 | { | |
139 | Py_DECREF (result); | |
140 | result = NULL; | |
141 | } | |
142 | } | |
143 | return (PyObject *) result; | |
144 | } | |
145 | ||
146 | \f | |
147 | ||
a16b0e22 SC |
148 | /* Return true if OBJ is of type gdb.Field, false otherwise. */ |
149 | ||
150 | int | |
151 | gdbpy_is_field (PyObject *obj) | |
152 | { | |
153 | return PyObject_TypeCheck (obj, &field_object_type); | |
154 | } | |
155 | ||
2c74e833 TT |
156 | /* Return the code for this type. */ |
157 | static PyObject * | |
158 | typy_get_code (PyObject *self, void *closure) | |
159 | { | |
160 | struct type *type = ((type_object *) self)->type; | |
d59b6f6c | 161 | |
2c74e833 TT |
162 | return PyInt_FromLong (TYPE_CODE (type)); |
163 | } | |
164 | ||
165 | /* Helper function for typy_fields which converts a single field to a | |
a73bb892 PK |
166 | gdb.Field object. Returns NULL on error. */ |
167 | ||
2c74e833 TT |
168 | static PyObject * |
169 | convert_field (struct type *type, int field) | |
170 | { | |
171 | PyObject *result = field_new (); | |
172 | PyObject *arg; | |
173 | ||
174 | if (!result) | |
175 | return NULL; | |
176 | ||
a16b0e22 SC |
177 | arg = type_to_type_object (type); |
178 | if (arg == NULL) | |
179 | goto fail; | |
180 | if (PyObject_SetAttrString (result, "parent_type", arg) < 0) | |
181 | goto failarg; | |
182 | Py_DECREF (arg); | |
183 | ||
2c74e833 TT |
184 | if (!field_is_static (&TYPE_FIELD (type, field))) |
185 | { | |
14e75d8e JK |
186 | const char *attrstring; |
187 | ||
188 | if (TYPE_CODE (type) == TYPE_CODE_ENUM) | |
189 | { | |
190 | arg = gdb_py_long_from_longest (TYPE_FIELD_ENUMVAL (type, field)); | |
191 | attrstring = "enumval"; | |
192 | } | |
193 | else | |
194 | { | |
200bc880 | 195 | arg = gdb_py_long_from_longest (TYPE_FIELD_BITPOS (type, field)); |
14e75d8e JK |
196 | attrstring = "bitpos"; |
197 | } | |
198 | ||
2c74e833 TT |
199 | if (!arg) |
200 | goto fail; | |
201 | ||
4fb2c64a JK |
202 | /* At least python-2.4 had the second parameter non-const. */ |
203 | if (PyObject_SetAttrString (result, (char *) attrstring, arg) < 0) | |
2c74e833 | 204 | goto failarg; |
db6573d6 | 205 | Py_DECREF (arg); |
2c74e833 TT |
206 | } |
207 | ||
b5b08fb4 | 208 | arg = NULL; |
2c74e833 | 209 | if (TYPE_FIELD_NAME (type, field)) |
b5b08fb4 SC |
210 | { |
211 | const char *field_name = TYPE_FIELD_NAME (type, field); | |
a8f35c2e | 212 | |
b5b08fb4 SC |
213 | if (field_name[0] != '\0') |
214 | { | |
215 | arg = PyString_FromString (TYPE_FIELD_NAME (type, field)); | |
216 | if (arg == NULL) | |
217 | goto fail; | |
218 | } | |
219 | } | |
220 | if (arg == NULL) | |
2c74e833 TT |
221 | { |
222 | arg = Py_None; | |
223 | Py_INCREF (arg); | |
224 | } | |
2c74e833 TT |
225 | if (PyObject_SetAttrString (result, "name", arg) < 0) |
226 | goto failarg; | |
db6573d6 | 227 | Py_DECREF (arg); |
2c74e833 TT |
228 | |
229 | arg = TYPE_FIELD_ARTIFICIAL (type, field) ? Py_True : Py_False; | |
230 | Py_INCREF (arg); | |
231 | if (PyObject_SetAttrString (result, "artificial", arg) < 0) | |
232 | goto failarg; | |
db6573d6 | 233 | Py_DECREF (arg); |
2c74e833 | 234 | |
4753d33b | 235 | if (TYPE_CODE (type) == TYPE_CODE_STRUCT) |
bfd31e71 PM |
236 | arg = field < TYPE_N_BASECLASSES (type) ? Py_True : Py_False; |
237 | else | |
238 | arg = Py_False; | |
239 | Py_INCREF (arg); | |
240 | if (PyObject_SetAttrString (result, "is_base_class", arg) < 0) | |
241 | goto failarg; | |
db6573d6 | 242 | Py_DECREF (arg); |
bfd31e71 | 243 | |
2c74e833 TT |
244 | arg = PyLong_FromLong (TYPE_FIELD_BITSIZE (type, field)); |
245 | if (!arg) | |
246 | goto fail; | |
247 | if (PyObject_SetAttrString (result, "bitsize", arg) < 0) | |
248 | goto failarg; | |
db6573d6 | 249 | Py_DECREF (arg); |
2c74e833 TT |
250 | |
251 | /* A field can have a NULL type in some situations. */ | |
252 | if (TYPE_FIELD_TYPE (type, field) == NULL) | |
253 | { | |
254 | arg = Py_None; | |
255 | Py_INCREF (arg); | |
256 | } | |
257 | else | |
258 | arg = type_to_type_object (TYPE_FIELD_TYPE (type, field)); | |
259 | if (!arg) | |
260 | goto fail; | |
261 | if (PyObject_SetAttrString (result, "type", arg) < 0) | |
262 | goto failarg; | |
db6573d6 | 263 | Py_DECREF (arg); |
2c74e833 TT |
264 | |
265 | return result; | |
266 | ||
267 | failarg: | |
268 | Py_DECREF (arg); | |
269 | fail: | |
270 | Py_DECREF (result); | |
271 | return NULL; | |
272 | } | |
273 | ||
a73bb892 PK |
274 | /* Helper function to return the name of a field, as a gdb.Field object. |
275 | If the field doesn't have a name, None is returned. */ | |
276 | ||
2c74e833 | 277 | static PyObject * |
a73bb892 | 278 | field_name (struct type *type, int field) |
2c74e833 TT |
279 | { |
280 | PyObject *result; | |
a73bb892 PK |
281 | |
282 | if (TYPE_FIELD_NAME (type, field)) | |
283 | result = PyString_FromString (TYPE_FIELD_NAME (type, field)); | |
284 | else | |
285 | { | |
286 | result = Py_None; | |
287 | Py_INCREF (result); | |
288 | } | |
289 | return result; | |
290 | } | |
291 | ||
292 | /* Helper function for Type standard mapping methods. Returns a | |
293 | Python object for field i of the type. "kind" specifies what to | |
294 | return: the name of the field, a gdb.Field object corresponding to | |
295 | the field, or a tuple consisting of field name and gdb.Field | |
296 | object. */ | |
297 | ||
298 | static PyObject * | |
299 | make_fielditem (struct type *type, int i, enum gdbpy_iter_kind kind) | |
300 | { | |
301 | PyObject *item = NULL, *key = NULL, *value = NULL; | |
302 | ||
303 | switch (kind) | |
304 | { | |
305 | case iter_items: | |
306 | key = field_name (type, i); | |
307 | if (key == NULL) | |
308 | goto fail; | |
309 | value = convert_field (type, i); | |
310 | if (value == NULL) | |
311 | goto fail; | |
312 | item = PyTuple_New (2); | |
313 | if (item == NULL) | |
314 | goto fail; | |
315 | PyTuple_SET_ITEM (item, 0, key); | |
316 | PyTuple_SET_ITEM (item, 1, value); | |
317 | break; | |
318 | case iter_keys: | |
319 | item = field_name (type, i); | |
320 | break; | |
321 | case iter_values: | |
322 | item = convert_field (type, i); | |
323 | break; | |
0d3a2e8a TT |
324 | default: |
325 | gdb_assert_not_reached ("invalid gdbpy_iter_kind"); | |
a73bb892 PK |
326 | } |
327 | return item; | |
256458bc | 328 | |
a73bb892 PK |
329 | fail: |
330 | Py_XDECREF (key); | |
331 | Py_XDECREF (value); | |
332 | Py_XDECREF (item); | |
333 | return NULL; | |
334 | } | |
335 | ||
336 | /* Return a sequence of all field names, fields, or (name, field) pairs. | |
337 | Each field is a gdb.Field object. */ | |
338 | ||
339 | static PyObject * | |
340 | typy_fields_items (PyObject *self, enum gdbpy_iter_kind kind) | |
341 | { | |
f6b47be4 | 342 | PyObject *py_type = self; |
0dab82e9 | 343 | PyObject *result = NULL, *iter = NULL; |
f6b47be4 DE |
344 | volatile struct gdb_exception except; |
345 | struct type *type = ((type_object *) py_type)->type; | |
346 | struct type *checked_type = type; | |
347 | ||
348 | TRY_CATCH (except, RETURN_MASK_ALL) | |
349 | { | |
350 | CHECK_TYPEDEF (checked_type); | |
351 | } | |
352 | GDB_PY_HANDLE_EXCEPTION (except); | |
353 | ||
354 | if (checked_type != type) | |
355 | py_type = type_to_type_object (checked_type); | |
356 | iter = typy_make_iter (py_type, kind); | |
357 | if (checked_type != type) | |
358 | { | |
359 | /* Need to wrap this in braces because Py_DECREF isn't wrapped | |
360 | in a do{}while(0). */ | |
361 | Py_DECREF (py_type); | |
362 | } | |
363 | if (iter != NULL) | |
364 | { | |
365 | result = PySequence_List (iter); | |
366 | Py_DECREF (iter); | |
367 | } | |
368 | ||
2c74e833 | 369 | return result; |
a73bb892 PK |
370 | } |
371 | ||
372 | /* Return a sequence of all fields. Each field is a gdb.Field object. */ | |
373 | ||
374 | static PyObject * | |
9cc10fd1 | 375 | typy_values (PyObject *self, PyObject *args) |
a73bb892 PK |
376 | { |
377 | return typy_fields_items (self, iter_values); | |
378 | } | |
379 | ||
9cc10fd1 | 380 | /* Return a sequence of all fields. Each field is a gdb.Field object. |
256458bc | 381 | This method is similar to typy_values, except where the supplied |
9cc10fd1 PK |
382 | gdb.Type is an array, in which case it returns a list of one entry |
383 | which is a gdb.Field object for a range (the array bounds). */ | |
384 | ||
385 | static PyObject * | |
386 | typy_fields (PyObject *self, PyObject *args) | |
387 | { | |
388 | struct type *type = ((type_object *) self)->type; | |
389 | PyObject *r, *rl; | |
256458bc | 390 | |
9cc10fd1 PK |
391 | if (TYPE_CODE (type) != TYPE_CODE_ARRAY) |
392 | return typy_fields_items (self, iter_values); | |
393 | ||
394 | /* Array type. Handle this as a special case because the common | |
395 | machinery wants struct or union or enum types. Build a list of | |
396 | one entry which is the range for the array. */ | |
397 | r = convert_field (type, 0); | |
398 | if (r == NULL) | |
399 | return NULL; | |
256458bc | 400 | |
9cc10fd1 | 401 | rl = Py_BuildValue ("[O]", r); |
53e66479 | 402 | Py_DECREF (r); |
9cc10fd1 PK |
403 | |
404 | return rl; | |
405 | } | |
406 | ||
a73bb892 PK |
407 | /* Return a sequence of all field names. Each field is a gdb.Field object. */ |
408 | ||
409 | static PyObject * | |
410 | typy_field_names (PyObject *self, PyObject *args) | |
411 | { | |
412 | return typy_fields_items (self, iter_keys); | |
413 | } | |
414 | ||
256458bc | 415 | /* Return a sequence of all (name, fields) pairs. Each field is a |
a73bb892 PK |
416 | gdb.Field object. */ |
417 | ||
418 | static PyObject * | |
419 | typy_items (PyObject *self, PyObject *args) | |
420 | { | |
421 | return typy_fields_items (self, iter_items); | |
2c74e833 TT |
422 | } |
423 | ||
c0d48811 JB |
424 | /* Return the type's name, or None. */ |
425 | ||
426 | static PyObject * | |
427 | typy_get_name (PyObject *self, void *closure) | |
428 | { | |
429 | struct type *type = ((type_object *) self)->type; | |
430 | ||
431 | if (TYPE_NAME (type) == NULL) | |
432 | Py_RETURN_NONE; | |
433 | return PyString_FromString (TYPE_NAME (type)); | |
434 | } | |
435 | ||
2c74e833 TT |
436 | /* Return the type's tag, or None. */ |
437 | static PyObject * | |
438 | typy_get_tag (PyObject *self, void *closure) | |
439 | { | |
440 | struct type *type = ((type_object *) self)->type; | |
d59b6f6c | 441 | |
2c74e833 TT |
442 | if (!TYPE_TAG_NAME (type)) |
443 | Py_RETURN_NONE; | |
444 | return PyString_FromString (TYPE_TAG_NAME (type)); | |
445 | } | |
446 | ||
447 | /* Return the type, stripped of typedefs. */ | |
448 | static PyObject * | |
449 | typy_strip_typedefs (PyObject *self, PyObject *args) | |
450 | { | |
451 | struct type *type = ((type_object *) self)->type; | |
5d9c5995 PM |
452 | volatile struct gdb_exception except; |
453 | ||
454 | TRY_CATCH (except, RETURN_MASK_ALL) | |
455 | { | |
456 | type = check_typedef (type); | |
457 | } | |
458 | GDB_PY_HANDLE_EXCEPTION (except); | |
2c74e833 | 459 | |
bc9abe4a | 460 | return type_to_type_object (type); |
2c74e833 TT |
461 | } |
462 | ||
9cc10fd1 PK |
463 | /* Strip typedefs and pointers/reference from a type. Then check that |
464 | it is a struct, union, or enum type. If not, raise TypeError. */ | |
465 | ||
466 | static struct type * | |
467 | typy_get_composite (struct type *type) | |
468 | { | |
469 | volatile struct gdb_exception except; | |
470 | ||
471 | for (;;) | |
472 | { | |
473 | TRY_CATCH (except, RETURN_MASK_ALL) | |
474 | { | |
475 | CHECK_TYPEDEF (type); | |
476 | } | |
56cc411c | 477 | GDB_PY_HANDLE_EXCEPTION (except); |
9cc10fd1 PK |
478 | |
479 | if (TYPE_CODE (type) != TYPE_CODE_PTR | |
480 | && TYPE_CODE (type) != TYPE_CODE_REF) | |
481 | break; | |
482 | type = TYPE_TARGET_TYPE (type); | |
483 | } | |
484 | ||
485 | /* If this is not a struct, union, or enum type, raise TypeError | |
486 | exception. */ | |
256458bc | 487 | if (TYPE_CODE (type) != TYPE_CODE_STRUCT |
9cc10fd1 PK |
488 | && TYPE_CODE (type) != TYPE_CODE_UNION |
489 | && TYPE_CODE (type) != TYPE_CODE_ENUM) | |
490 | { | |
491 | PyErr_SetString (PyExc_TypeError, | |
492 | "Type is not a structure, union, or enum type."); | |
493 | return NULL; | |
494 | } | |
256458bc | 495 | |
9cc10fd1 PK |
496 | return type; |
497 | } | |
498 | ||
a72c3253 | 499 | /* Helper for typy_array and typy_vector. */ |
702c2711 TT |
500 | |
501 | static PyObject * | |
a72c3253 | 502 | typy_array_1 (PyObject *self, PyObject *args, int is_vector) |
702c2711 | 503 | { |
74aedc46 | 504 | long n1, n2; |
702c2711 TT |
505 | PyObject *n2_obj = NULL; |
506 | struct type *array = NULL; | |
507 | struct type *type = ((type_object *) self)->type; | |
508 | volatile struct gdb_exception except; | |
509 | ||
74aedc46 | 510 | if (! PyArg_ParseTuple (args, "l|O", &n1, &n2_obj)) |
702c2711 TT |
511 | return NULL; |
512 | ||
513 | if (n2_obj) | |
514 | { | |
515 | if (!PyInt_Check (n2_obj)) | |
516 | { | |
517 | PyErr_SetString (PyExc_RuntimeError, | |
518 | _("Array bound must be an integer")); | |
519 | return NULL; | |
520 | } | |
74aedc46 TT |
521 | |
522 | if (! gdb_py_int_as_long (n2_obj, &n2)) | |
702c2711 TT |
523 | return NULL; |
524 | } | |
525 | else | |
526 | { | |
527 | n2 = n1; | |
528 | n1 = 0; | |
529 | } | |
530 | ||
531 | if (n2 < n1) | |
532 | { | |
533 | PyErr_SetString (PyExc_ValueError, | |
534 | _("Array length must not be negative")); | |
535 | return NULL; | |
536 | } | |
537 | ||
538 | TRY_CATCH (except, RETURN_MASK_ALL) | |
539 | { | |
540 | array = lookup_array_range_type (type, n1, n2); | |
a72c3253 DE |
541 | if (is_vector) |
542 | make_vector_type (array); | |
702c2711 TT |
543 | } |
544 | GDB_PY_HANDLE_EXCEPTION (except); | |
545 | ||
546 | return type_to_type_object (array); | |
547 | } | |
548 | ||
a72c3253 DE |
549 | /* Return an array type. */ |
550 | ||
551 | static PyObject * | |
552 | typy_array (PyObject *self, PyObject *args) | |
553 | { | |
554 | return typy_array_1 (self, args, 0); | |
555 | } | |
556 | ||
557 | /* Return a vector type. */ | |
558 | ||
559 | static PyObject * | |
560 | typy_vector (PyObject *self, PyObject *args) | |
561 | { | |
562 | return typy_array_1 (self, args, 1); | |
563 | } | |
564 | ||
2c74e833 TT |
565 | /* Return a Type object which represents a pointer to SELF. */ |
566 | static PyObject * | |
567 | typy_pointer (PyObject *self, PyObject *args) | |
568 | { | |
569 | struct type *type = ((type_object *) self)->type; | |
570 | volatile struct gdb_exception except; | |
571 | ||
572 | TRY_CATCH (except, RETURN_MASK_ALL) | |
573 | { | |
574 | type = lookup_pointer_type (type); | |
575 | } | |
576 | GDB_PY_HANDLE_EXCEPTION (except); | |
577 | ||
578 | return type_to_type_object (type); | |
579 | } | |
580 | ||
361ae042 PM |
581 | /* Return the range of a type represented by SELF. The return type is |
582 | a tuple. The first element of the tuple contains the low bound, | |
583 | while the second element of the tuple contains the high bound. */ | |
584 | static PyObject * | |
585 | typy_range (PyObject *self, PyObject *args) | |
586 | { | |
587 | struct type *type = ((type_object *) self)->type; | |
588 | PyObject *result; | |
589 | PyObject *low_bound = NULL, *high_bound = NULL; | |
8d099ae9 PM |
590 | /* Initialize these to appease GCC warnings. */ |
591 | LONGEST low = 0, high = 0; | |
361ae042 PM |
592 | |
593 | if (TYPE_CODE (type) != TYPE_CODE_ARRAY | |
594 | && TYPE_CODE (type) != TYPE_CODE_STRING | |
595 | && TYPE_CODE (type) != TYPE_CODE_RANGE) | |
596 | { | |
597 | PyErr_SetString (PyExc_RuntimeError, | |
044c0f87 | 598 | _("This type does not have a range.")); |
361ae042 PM |
599 | return NULL; |
600 | } | |
601 | ||
602 | switch (TYPE_CODE (type)) | |
603 | { | |
604 | case TYPE_CODE_ARRAY: | |
605 | case TYPE_CODE_STRING: | |
606 | low = TYPE_LOW_BOUND (TYPE_INDEX_TYPE (type)); | |
607 | high = TYPE_HIGH_BOUND (TYPE_INDEX_TYPE (type)); | |
608 | break; | |
609 | case TYPE_CODE_RANGE: | |
610 | low = TYPE_LOW_BOUND (type); | |
611 | high = TYPE_HIGH_BOUND (type); | |
612 | break; | |
613 | } | |
614 | ||
615 | low_bound = PyLong_FromLong (low); | |
616 | if (!low_bound) | |
617 | goto failarg; | |
618 | ||
619 | high_bound = PyLong_FromLong (high); | |
620 | if (!high_bound) | |
621 | goto failarg; | |
622 | ||
623 | result = PyTuple_New (2); | |
624 | if (!result) | |
625 | goto failarg; | |
626 | ||
627 | if (PyTuple_SetItem (result, 0, low_bound) != 0) | |
628 | { | |
629 | Py_DECREF (result); | |
630 | goto failarg; | |
631 | } | |
632 | if (PyTuple_SetItem (result, 1, high_bound) != 0) | |
633 | { | |
634 | Py_DECREF (high_bound); | |
635 | Py_DECREF (result); | |
636 | return NULL; | |
637 | } | |
638 | return result; | |
256458bc | 639 | |
361ae042 PM |
640 | failarg: |
641 | Py_XDECREF (high_bound); | |
642 | Py_XDECREF (low_bound); | |
643 | return NULL; | |
644 | } | |
645 | ||
2c74e833 TT |
646 | /* Return a Type object which represents a reference to SELF. */ |
647 | static PyObject * | |
648 | typy_reference (PyObject *self, PyObject *args) | |
649 | { | |
650 | struct type *type = ((type_object *) self)->type; | |
651 | volatile struct gdb_exception except; | |
652 | ||
653 | TRY_CATCH (except, RETURN_MASK_ALL) | |
654 | { | |
655 | type = lookup_reference_type (type); | |
656 | } | |
657 | GDB_PY_HANDLE_EXCEPTION (except); | |
658 | ||
659 | return type_to_type_object (type); | |
660 | } | |
661 | ||
662 | /* Return a Type object which represents the target type of SELF. */ | |
663 | static PyObject * | |
664 | typy_target (PyObject *self, PyObject *args) | |
665 | { | |
666 | struct type *type = ((type_object *) self)->type; | |
667 | ||
668 | if (!TYPE_TARGET_TYPE (type)) | |
669 | { | |
256458bc | 670 | PyErr_SetString (PyExc_RuntimeError, |
044c0f87 | 671 | _("Type does not have a target.")); |
2c74e833 TT |
672 | return NULL; |
673 | } | |
674 | ||
675 | return type_to_type_object (TYPE_TARGET_TYPE (type)); | |
676 | } | |
677 | ||
678 | /* Return a const-qualified type variant. */ | |
679 | static PyObject * | |
680 | typy_const (PyObject *self, PyObject *args) | |
681 | { | |
682 | struct type *type = ((type_object *) self)->type; | |
683 | volatile struct gdb_exception except; | |
684 | ||
685 | TRY_CATCH (except, RETURN_MASK_ALL) | |
686 | { | |
687 | type = make_cv_type (1, 0, type, NULL); | |
688 | } | |
689 | GDB_PY_HANDLE_EXCEPTION (except); | |
690 | ||
691 | return type_to_type_object (type); | |
692 | } | |
693 | ||
694 | /* Return a volatile-qualified type variant. */ | |
695 | static PyObject * | |
696 | typy_volatile (PyObject *self, PyObject *args) | |
697 | { | |
698 | struct type *type = ((type_object *) self)->type; | |
699 | volatile struct gdb_exception except; | |
700 | ||
701 | TRY_CATCH (except, RETURN_MASK_ALL) | |
702 | { | |
703 | type = make_cv_type (0, 1, type, NULL); | |
704 | } | |
705 | GDB_PY_HANDLE_EXCEPTION (except); | |
706 | ||
707 | return type_to_type_object (type); | |
708 | } | |
709 | ||
710 | /* Return an unqualified type variant. */ | |
711 | static PyObject * | |
712 | typy_unqualified (PyObject *self, PyObject *args) | |
713 | { | |
714 | struct type *type = ((type_object *) self)->type; | |
715 | volatile struct gdb_exception except; | |
716 | ||
717 | TRY_CATCH (except, RETURN_MASK_ALL) | |
718 | { | |
719 | type = make_cv_type (0, 0, type, NULL); | |
720 | } | |
721 | GDB_PY_HANDLE_EXCEPTION (except); | |
722 | ||
723 | return type_to_type_object (type); | |
724 | } | |
725 | ||
726 | /* Return the size of the type represented by SELF, in bytes. */ | |
727 | static PyObject * | |
728 | typy_get_sizeof (PyObject *self, void *closure) | |
729 | { | |
730 | struct type *type = ((type_object *) self)->type; | |
731 | volatile struct gdb_exception except; | |
732 | ||
733 | TRY_CATCH (except, RETURN_MASK_ALL) | |
734 | { | |
735 | check_typedef (type); | |
736 | } | |
737 | /* Ignore exceptions. */ | |
738 | ||
200bc880 | 739 | return gdb_py_long_from_longest (TYPE_LENGTH (type)); |
2c74e833 TT |
740 | } |
741 | ||
742 | static struct type * | |
9df2fbc4 | 743 | typy_lookup_typename (const char *type_name, const struct block *block) |
2c74e833 TT |
744 | { |
745 | struct type *type = NULL; | |
746 | volatile struct gdb_exception except; | |
d59b6f6c | 747 | |
2c74e833 TT |
748 | TRY_CATCH (except, RETURN_MASK_ALL) |
749 | { | |
750 | if (!strncmp (type_name, "struct ", 7)) | |
751 | type = lookup_struct (type_name + 7, NULL); | |
752 | else if (!strncmp (type_name, "union ", 6)) | |
753 | type = lookup_union (type_name + 6, NULL); | |
754 | else if (!strncmp (type_name, "enum ", 5)) | |
755 | type = lookup_enum (type_name + 5, NULL); | |
756 | else | |
d452c4bc | 757 | type = lookup_typename (python_language, python_gdbarch, |
5107b149 | 758 | type_name, block, 0); |
2c74e833 | 759 | } |
56cc411c | 760 | GDB_PY_HANDLE_EXCEPTION (except); |
2c74e833 TT |
761 | |
762 | return type; | |
763 | } | |
764 | ||
765 | static struct type * | |
5107b149 | 766 | typy_lookup_type (struct demangle_component *demangled, |
9df2fbc4 | 767 | const struct block *block) |
2c74e833 | 768 | { |
cd829959 | 769 | struct type *type, *rtype = NULL; |
76dce0be | 770 | char *type_name = NULL; |
2c74e833 | 771 | enum demangle_component_type demangled_type; |
76dce0be | 772 | volatile struct gdb_exception except; |
2c74e833 TT |
773 | |
774 | /* Save the type: typy_lookup_type() may (indirectly) overwrite | |
775 | memory pointed by demangled. */ | |
776 | demangled_type = demangled->type; | |
777 | ||
778 | if (demangled_type == DEMANGLE_COMPONENT_POINTER | |
779 | || demangled_type == DEMANGLE_COMPONENT_REFERENCE | |
780 | || demangled_type == DEMANGLE_COMPONENT_CONST | |
781 | || demangled_type == DEMANGLE_COMPONENT_VOLATILE) | |
782 | { | |
5107b149 | 783 | type = typy_lookup_type (demangled->u.s_binary.left, block); |
2c74e833 TT |
784 | if (! type) |
785 | return NULL; | |
786 | ||
76dce0be PM |
787 | TRY_CATCH (except, RETURN_MASK_ALL) |
788 | { | |
cd829959 PM |
789 | /* If the demangled_type matches with one of the types |
790 | below, run the corresponding function and save the type | |
791 | to return later. We cannot just return here as we are in | |
792 | an exception handler. */ | |
76dce0be PM |
793 | switch (demangled_type) |
794 | { | |
795 | case DEMANGLE_COMPONENT_REFERENCE: | |
cd829959 PM |
796 | rtype = lookup_reference_type (type); |
797 | break; | |
76dce0be | 798 | case DEMANGLE_COMPONENT_POINTER: |
cd829959 PM |
799 | rtype = lookup_pointer_type (type); |
800 | break; | |
76dce0be | 801 | case DEMANGLE_COMPONENT_CONST: |
cd829959 PM |
802 | rtype = make_cv_type (1, 0, type, NULL); |
803 | break; | |
76dce0be | 804 | case DEMANGLE_COMPONENT_VOLATILE: |
cd829959 PM |
805 | rtype = make_cv_type (0, 1, type, NULL); |
806 | break; | |
76dce0be | 807 | } |
76dce0be | 808 | } |
56cc411c | 809 | GDB_PY_HANDLE_EXCEPTION (except); |
2c74e833 | 810 | } |
256458bc | 811 | |
cd829959 PM |
812 | /* If we have a type from the switch statement above, just return |
813 | that. */ | |
814 | if (rtype) | |
815 | return rtype; | |
256458bc | 816 | |
cd829959 PM |
817 | /* We don't have a type, so lookup the type. */ |
818 | type_name = cp_comp_to_string (demangled, 10); | |
5107b149 | 819 | type = typy_lookup_typename (type_name, block); |
2c74e833 TT |
820 | xfree (type_name); |
821 | ||
822 | return type; | |
823 | } | |
824 | ||
326fd672 TT |
825 | /* This is a helper function for typy_template_argument that is used |
826 | when the type does not have template symbols attached. It works by | |
827 | parsing the type name. This happens with compilers, like older | |
828 | versions of GCC, that do not emit DW_TAG_template_*. */ | |
829 | ||
2c74e833 | 830 | static PyObject * |
9df2fbc4 | 831 | typy_legacy_template_argument (struct type *type, const struct block *block, |
326fd672 | 832 | int argno) |
2c74e833 | 833 | { |
326fd672 | 834 | int i; |
2c74e833 | 835 | struct demangle_component *demangled; |
5d9c5995 | 836 | struct demangle_parse_info *info = NULL; |
2c74e833 TT |
837 | const char *err; |
838 | struct type *argtype; | |
3a93a0c2 | 839 | struct cleanup *cleanup; |
5d9c5995 | 840 | volatile struct gdb_exception except; |
2c74e833 TT |
841 | |
842 | if (TYPE_NAME (type) == NULL) | |
843 | { | |
5107b149 | 844 | PyErr_SetString (PyExc_RuntimeError, _("Null type name.")); |
2c74e833 TT |
845 | return NULL; |
846 | } | |
847 | ||
5d9c5995 PM |
848 | TRY_CATCH (except, RETURN_MASK_ALL) |
849 | { | |
850 | /* Note -- this is not thread-safe. */ | |
851 | info = cp_demangled_name_to_comp (TYPE_NAME (type), &err); | |
852 | } | |
853 | GDB_PY_HANDLE_EXCEPTION (except); | |
854 | ||
3a93a0c2 | 855 | if (! info) |
2c74e833 TT |
856 | { |
857 | PyErr_SetString (PyExc_RuntimeError, err); | |
858 | return NULL; | |
859 | } | |
3a93a0c2 KS |
860 | demangled = info->tree; |
861 | cleanup = make_cleanup_cp_demangled_name_parse_free (info); | |
2c74e833 TT |
862 | |
863 | /* Strip off component names. */ | |
864 | while (demangled->type == DEMANGLE_COMPONENT_QUAL_NAME | |
865 | || demangled->type == DEMANGLE_COMPONENT_LOCAL_NAME) | |
866 | demangled = demangled->u.s_binary.right; | |
867 | ||
868 | if (demangled->type != DEMANGLE_COMPONENT_TEMPLATE) | |
869 | { | |
3a93a0c2 | 870 | do_cleanups (cleanup); |
5107b149 | 871 | PyErr_SetString (PyExc_RuntimeError, _("Type is not a template.")); |
2c74e833 TT |
872 | return NULL; |
873 | } | |
874 | ||
875 | /* Skip from the template to the arguments. */ | |
876 | demangled = demangled->u.s_binary.right; | |
877 | ||
878 | for (i = 0; demangled && i < argno; ++i) | |
879 | demangled = demangled->u.s_binary.right; | |
880 | ||
881 | if (! demangled) | |
882 | { | |
3a93a0c2 | 883 | do_cleanups (cleanup); |
5107b149 | 884 | PyErr_Format (PyExc_RuntimeError, _("No argument %d in template."), |
2c74e833 TT |
885 | argno); |
886 | return NULL; | |
887 | } | |
888 | ||
5107b149 | 889 | argtype = typy_lookup_type (demangled->u.s_binary.left, block); |
3a93a0c2 | 890 | do_cleanups (cleanup); |
2c74e833 TT |
891 | if (! argtype) |
892 | return NULL; | |
893 | ||
894 | return type_to_type_object (argtype); | |
326fd672 TT |
895 | } |
896 | ||
897 | static PyObject * | |
898 | typy_template_argument (PyObject *self, PyObject *args) | |
899 | { | |
900 | int argno; | |
901 | struct type *type = ((type_object *) self)->type; | |
9df2fbc4 | 902 | const struct block *block = NULL; |
326fd672 TT |
903 | PyObject *block_obj = NULL; |
904 | struct symbol *sym; | |
905 | struct value *val = NULL; | |
906 | volatile struct gdb_exception except; | |
907 | ||
908 | if (! PyArg_ParseTuple (args, "i|O", &argno, &block_obj)) | |
909 | return NULL; | |
910 | ||
911 | if (block_obj) | |
912 | { | |
913 | block = block_object_to_block (block_obj); | |
914 | if (! block) | |
915 | { | |
916 | PyErr_SetString (PyExc_RuntimeError, | |
917 | _("Second argument must be block.")); | |
918 | return NULL; | |
919 | } | |
920 | } | |
921 | ||
05d0e1e7 TT |
922 | TRY_CATCH (except, RETURN_MASK_ALL) |
923 | { | |
924 | type = check_typedef (type); | |
925 | if (TYPE_CODE (type) == TYPE_CODE_REF) | |
926 | type = check_typedef (TYPE_TARGET_TYPE (type)); | |
927 | } | |
928 | GDB_PY_HANDLE_EXCEPTION (except); | |
326fd672 TT |
929 | |
930 | /* We might not have DW_TAG_template_*, so try to parse the type's | |
931 | name. This is inefficient if we do not have a template type -- | |
932 | but that is going to wind up as an error anyhow. */ | |
933 | if (! TYPE_N_TEMPLATE_ARGUMENTS (type)) | |
934 | return typy_legacy_template_argument (type, block, argno); | |
935 | ||
936 | if (argno >= TYPE_N_TEMPLATE_ARGUMENTS (type)) | |
937 | { | |
938 | PyErr_Format (PyExc_RuntimeError, _("No argument %d in template."), | |
939 | argno); | |
940 | return NULL; | |
941 | } | |
942 | ||
943 | sym = TYPE_TEMPLATE_ARGUMENT (type, argno); | |
944 | if (SYMBOL_CLASS (sym) == LOC_TYPEDEF) | |
945 | return type_to_type_object (SYMBOL_TYPE (sym)); | |
946 | else if (SYMBOL_CLASS (sym) == LOC_OPTIMIZED_OUT) | |
947 | { | |
948 | PyErr_Format (PyExc_RuntimeError, | |
949 | _("Template argument is optimized out")); | |
950 | return NULL; | |
951 | } | |
952 | ||
953 | TRY_CATCH (except, RETURN_MASK_ALL) | |
954 | { | |
955 | val = value_of_variable (sym, block); | |
956 | } | |
957 | GDB_PY_HANDLE_EXCEPTION (except); | |
958 | ||
959 | return value_to_value_object (val); | |
2c74e833 TT |
960 | } |
961 | ||
962 | static PyObject * | |
963 | typy_str (PyObject *self) | |
964 | { | |
965 | volatile struct gdb_exception except; | |
966 | char *thetype = NULL; | |
759ef836 | 967 | long length = 0; |
2c74e833 TT |
968 | PyObject *result; |
969 | ||
970 | TRY_CATCH (except, RETURN_MASK_ALL) | |
971 | { | |
972 | struct cleanup *old_chain; | |
973 | struct ui_file *stb; | |
2c74e833 TT |
974 | |
975 | stb = mem_fileopen (); | |
976 | old_chain = make_cleanup_ui_file_delete (stb); | |
977 | ||
53342f27 TT |
978 | LA_PRINT_TYPE (type_object_to_type (self), "", stb, -1, 0, |
979 | &type_print_raw_options); | |
2c74e833 TT |
980 | |
981 | thetype = ui_file_xstrdup (stb, &length); | |
982 | do_cleanups (old_chain); | |
983 | } | |
984 | if (except.reason < 0) | |
985 | { | |
986 | xfree (thetype); | |
987 | GDB_PY_HANDLE_EXCEPTION (except); | |
988 | } | |
989 | ||
759ef836 | 990 | result = PyUnicode_Decode (thetype, length, host_charset (), NULL); |
2c74e833 TT |
991 | xfree (thetype); |
992 | ||
993 | return result; | |
994 | } | |
995 | ||
d839c8a4 TT |
996 | /* Implement the richcompare method. */ |
997 | ||
998 | static PyObject * | |
999 | typy_richcompare (PyObject *self, PyObject *other, int op) | |
1000 | { | |
1001 | int result = Py_NE; | |
1002 | struct type *type1 = type_object_to_type (self); | |
1003 | struct type *type2 = type_object_to_type (other); | |
1004 | volatile struct gdb_exception except; | |
1005 | ||
1006 | /* We can only compare ourselves to another Type object, and only | |
1007 | for equality or inequality. */ | |
1008 | if (type2 == NULL || (op != Py_EQ && op != Py_NE)) | |
1009 | { | |
1010 | Py_INCREF (Py_NotImplemented); | |
1011 | return Py_NotImplemented; | |
1012 | } | |
1013 | ||
1014 | if (type1 == type2) | |
1015 | result = Py_EQ; | |
1016 | else | |
1017 | { | |
d839c8a4 TT |
1018 | TRY_CATCH (except, RETURN_MASK_ALL) |
1019 | { | |
ca092b61 | 1020 | result = types_deeply_equal (type1, type2); |
d839c8a4 | 1021 | } |
ca092b61 DE |
1022 | /* If there is a GDB exception, a comparison is not capable |
1023 | (or trusted), so exit. */ | |
76dce0be | 1024 | GDB_PY_HANDLE_EXCEPTION (except); |
d839c8a4 TT |
1025 | } |
1026 | ||
ca092b61 | 1027 | if (op == (result ? Py_EQ : Py_NE)) |
d839c8a4 TT |
1028 | Py_RETURN_TRUE; |
1029 | Py_RETURN_FALSE; | |
1030 | } | |
1031 | ||
2c74e833 TT |
1032 | \f |
1033 | ||
1034 | static const struct objfile_data *typy_objfile_data_key; | |
1035 | ||
1036 | static void | |
c1bd65d0 | 1037 | save_objfile_types (struct objfile *objfile, void *datum) |
2c74e833 TT |
1038 | { |
1039 | type_object *obj = datum; | |
1040 | htab_t copied_types; | |
1041 | struct cleanup *cleanup; | |
2c74e833 | 1042 | |
0646da15 TT |
1043 | if (!gdb_python_initialized) |
1044 | return; | |
1045 | ||
2c74e833 TT |
1046 | /* This prevents another thread from freeing the objects we're |
1047 | operating on. */ | |
d452c4bc | 1048 | cleanup = ensure_python_env (get_objfile_arch (objfile), current_language); |
2c74e833 TT |
1049 | |
1050 | copied_types = create_copied_types_hash (objfile); | |
1051 | ||
1052 | while (obj) | |
1053 | { | |
1054 | type_object *next = obj->next; | |
1055 | ||
1056 | htab_empty (copied_types); | |
1057 | ||
1058 | obj->type = copy_type_recursive (objfile, obj->type, copied_types); | |
1059 | ||
1060 | obj->next = NULL; | |
1061 | obj->prev = NULL; | |
1062 | ||
1063 | obj = next; | |
1064 | } | |
1065 | ||
1066 | htab_delete (copied_types); | |
1067 | ||
1068 | do_cleanups (cleanup); | |
1069 | } | |
1070 | ||
1071 | static void | |
1072 | set_type (type_object *obj, struct type *type) | |
1073 | { | |
1074 | obj->type = type; | |
1075 | obj->prev = NULL; | |
1076 | if (type && TYPE_OBJFILE (type)) | |
1077 | { | |
1078 | struct objfile *objfile = TYPE_OBJFILE (type); | |
1079 | ||
1080 | obj->next = objfile_data (objfile, typy_objfile_data_key); | |
1081 | if (obj->next) | |
1082 | obj->next->prev = obj; | |
1083 | set_objfile_data (objfile, typy_objfile_data_key, obj); | |
1084 | } | |
1085 | else | |
1086 | obj->next = NULL; | |
1087 | } | |
1088 | ||
1089 | static void | |
1090 | typy_dealloc (PyObject *obj) | |
1091 | { | |
1092 | type_object *type = (type_object *) obj; | |
1093 | ||
1094 | if (type->prev) | |
1095 | type->prev->next = type->next; | |
1096 | else if (type->type && TYPE_OBJFILE (type->type)) | |
1097 | { | |
1098 | /* Must reset head of list. */ | |
1099 | struct objfile *objfile = TYPE_OBJFILE (type->type); | |
d59b6f6c | 1100 | |
2c74e833 TT |
1101 | if (objfile) |
1102 | set_objfile_data (objfile, typy_objfile_data_key, type->next); | |
1103 | } | |
1104 | if (type->next) | |
1105 | type->next->prev = type->prev; | |
1106 | ||
9a27f2c6 | 1107 | Py_TYPE (type)->tp_free (type); |
2c74e833 TT |
1108 | } |
1109 | ||
a73bb892 PK |
1110 | /* Return number of fields ("length" of the field dictionary). */ |
1111 | ||
1112 | static Py_ssize_t | |
1113 | typy_length (PyObject *self) | |
1114 | { | |
1115 | struct type *type = ((type_object *) self)->type; | |
1116 | ||
9cc10fd1 PK |
1117 | type = typy_get_composite (type); |
1118 | if (type == NULL) | |
1119 | return -1; | |
1120 | ||
a73bb892 PK |
1121 | return TYPE_NFIELDS (type); |
1122 | } | |
1123 | ||
9cc10fd1 | 1124 | /* Implements boolean evaluation of gdb.Type. Handle this like other |
256458bc | 1125 | Python objects that don't have a meaningful truth value -- all |
9cc10fd1 PK |
1126 | values are true. */ |
1127 | ||
1128 | static int | |
1129 | typy_nonzero (PyObject *self) | |
1130 | { | |
1131 | return 1; | |
1132 | } | |
1133 | ||
a73bb892 PK |
1134 | /* Return a gdb.Field object for the field named by the argument. */ |
1135 | ||
1136 | static PyObject * | |
1137 | typy_getitem (PyObject *self, PyObject *key) | |
1138 | { | |
1139 | struct type *type = ((type_object *) self)->type; | |
1140 | char *field; | |
1141 | int i; | |
76dce0be | 1142 | |
a73bb892 PK |
1143 | field = python_string_to_host_string (key); |
1144 | if (field == NULL) | |
1145 | return NULL; | |
1146 | ||
256458bc | 1147 | /* We want just fields of this type, not of base types, so instead of |
a73bb892 PK |
1148 | using lookup_struct_elt_type, portions of that function are |
1149 | copied here. */ | |
1150 | ||
9cc10fd1 PK |
1151 | type = typy_get_composite (type); |
1152 | if (type == NULL) | |
1153 | return NULL; | |
256458bc | 1154 | |
a73bb892 PK |
1155 | for (i = 0; i < TYPE_NFIELDS (type); i++) |
1156 | { | |
0d5cff50 | 1157 | const char *t_field_name = TYPE_FIELD_NAME (type, i); |
a73bb892 PK |
1158 | |
1159 | if (t_field_name && (strcmp_iw (t_field_name, field) == 0)) | |
1160 | { | |
1161 | return convert_field (type, i); | |
1162 | } | |
1163 | } | |
1164 | PyErr_SetObject (PyExc_KeyError, key); | |
1165 | return NULL; | |
1166 | } | |
1167 | ||
256458bc | 1168 | /* Implement the "get" method on the type object. This is the |
a73bb892 PK |
1169 | same as getitem if the key is present, but returns the supplied |
1170 | default value or None if the key is not found. */ | |
1171 | ||
1172 | static PyObject * | |
1173 | typy_get (PyObject *self, PyObject *args) | |
1174 | { | |
1175 | PyObject *key, *defval = Py_None, *result; | |
256458bc | 1176 | |
a73bb892 PK |
1177 | if (!PyArg_UnpackTuple (args, "get", 1, 2, &key, &defval)) |
1178 | return NULL; | |
256458bc | 1179 | |
a73bb892 PK |
1180 | result = typy_getitem (self, key); |
1181 | if (result != NULL) | |
1182 | return result; | |
256458bc | 1183 | |
a73bb892 PK |
1184 | /* typy_getitem returned error status. If the exception is |
1185 | KeyError, clear the exception status and return the defval | |
1186 | instead. Otherwise return the exception unchanged. */ | |
1187 | if (!PyErr_ExceptionMatches (PyExc_KeyError)) | |
1188 | return NULL; | |
256458bc | 1189 | |
a73bb892 PK |
1190 | PyErr_Clear (); |
1191 | Py_INCREF (defval); | |
1192 | return defval; | |
1193 | } | |
1194 | ||
1195 | /* Implement the "has_key" method on the type object. */ | |
1196 | ||
1197 | static PyObject * | |
1198 | typy_has_key (PyObject *self, PyObject *args) | |
1199 | { | |
1200 | struct type *type = ((type_object *) self)->type; | |
2ff6b080 | 1201 | const char *field; |
a73bb892 | 1202 | int i; |
76dce0be | 1203 | |
a73bb892 PK |
1204 | if (!PyArg_ParseTuple (args, "s", &field)) |
1205 | return NULL; | |
1206 | ||
256458bc | 1207 | /* We want just fields of this type, not of base types, so instead of |
a73bb892 PK |
1208 | using lookup_struct_elt_type, portions of that function are |
1209 | copied here. */ | |
1210 | ||
9cc10fd1 PK |
1211 | type = typy_get_composite (type); |
1212 | if (type == NULL) | |
1213 | return NULL; | |
a73bb892 PK |
1214 | |
1215 | for (i = 0; i < TYPE_NFIELDS (type); i++) | |
1216 | { | |
0d5cff50 | 1217 | const char *t_field_name = TYPE_FIELD_NAME (type, i); |
a73bb892 PK |
1218 | |
1219 | if (t_field_name && (strcmp_iw (t_field_name, field) == 0)) | |
1220 | Py_RETURN_TRUE; | |
1221 | } | |
1222 | Py_RETURN_FALSE; | |
1223 | } | |
1224 | ||
1225 | /* Make an iterator object to iterate over keys, values, or items. */ | |
1226 | ||
1227 | static PyObject * | |
1228 | typy_make_iter (PyObject *self, enum gdbpy_iter_kind kind) | |
1229 | { | |
1230 | typy_iterator_object *typy_iter_obj; | |
1231 | ||
9cc10fd1 PK |
1232 | /* Check that "self" is a structure or union type. */ |
1233 | if (typy_get_composite (((type_object *) self)->type) == NULL) | |
1234 | return NULL; | |
256458bc | 1235 | |
a73bb892 PK |
1236 | typy_iter_obj = PyObject_New (typy_iterator_object, |
1237 | &type_iterator_object_type); | |
1238 | if (typy_iter_obj == NULL) | |
1239 | return NULL; | |
1240 | ||
1241 | typy_iter_obj->field = 0; | |
1242 | typy_iter_obj->kind = kind; | |
1243 | Py_INCREF (self); | |
1244 | typy_iter_obj->source = (type_object *) self; | |
1245 | ||
1246 | return (PyObject *) typy_iter_obj; | |
1247 | } | |
1248 | ||
1249 | /* iteritems() method. */ | |
1250 | ||
1251 | static PyObject * | |
1252 | typy_iteritems (PyObject *self, PyObject *args) | |
1253 | { | |
1254 | return typy_make_iter (self, iter_items); | |
1255 | } | |
1256 | ||
1257 | /* iterkeys() method. */ | |
1258 | ||
1259 | static PyObject * | |
1260 | typy_iterkeys (PyObject *self, PyObject *args) | |
1261 | { | |
1262 | return typy_make_iter (self, iter_keys); | |
1263 | } | |
1264 | ||
1265 | /* Iterating over the class, same as iterkeys except for the function | |
1266 | signature. */ | |
1267 | ||
1268 | static PyObject * | |
1269 | typy_iter (PyObject *self) | |
1270 | { | |
1271 | return typy_make_iter (self, iter_keys); | |
1272 | } | |
1273 | ||
1274 | /* itervalues() method. */ | |
1275 | ||
1276 | static PyObject * | |
1277 | typy_itervalues (PyObject *self, PyObject *args) | |
1278 | { | |
1279 | return typy_make_iter (self, iter_values); | |
1280 | } | |
1281 | ||
1282 | /* Return a reference to the type iterator. */ | |
1283 | ||
1284 | static PyObject * | |
1285 | typy_iterator_iter (PyObject *self) | |
1286 | { | |
1287 | Py_INCREF (self); | |
1288 | return self; | |
1289 | } | |
1290 | ||
1291 | /* Return the next field in the iteration through the list of fields | |
1292 | of the type. */ | |
1293 | ||
1294 | static PyObject * | |
1295 | typy_iterator_iternext (PyObject *self) | |
1296 | { | |
1297 | typy_iterator_object *iter_obj = (typy_iterator_object *) self; | |
1298 | struct type *type = iter_obj->source->type; | |
a73bb892 | 1299 | PyObject *result; |
256458bc | 1300 | |
a73bb892 PK |
1301 | if (iter_obj->field < TYPE_NFIELDS (type)) |
1302 | { | |
1303 | result = make_fielditem (type, iter_obj->field, iter_obj->kind); | |
1304 | if (result != NULL) | |
1305 | iter_obj->field++; | |
1306 | return result; | |
1307 | } | |
1308 | ||
1309 | return NULL; | |
1310 | } | |
1311 | ||
1312 | static void | |
1313 | typy_iterator_dealloc (PyObject *obj) | |
1314 | { | |
1315 | typy_iterator_object *iter_obj = (typy_iterator_object *) obj; | |
1316 | ||
1317 | Py_DECREF (iter_obj->source); | |
1318 | } | |
1319 | ||
2c74e833 TT |
1320 | /* Create a new Type referring to TYPE. */ |
1321 | PyObject * | |
1322 | type_to_type_object (struct type *type) | |
1323 | { | |
1324 | type_object *type_obj; | |
1325 | ||
1326 | type_obj = PyObject_New (type_object, &type_object_type); | |
1327 | if (type_obj) | |
1328 | set_type (type_obj, type); | |
1329 | ||
1330 | return (PyObject *) type_obj; | |
1331 | } | |
1332 | ||
1333 | struct type * | |
1334 | type_object_to_type (PyObject *obj) | |
1335 | { | |
1336 | if (! PyObject_TypeCheck (obj, &type_object_type)) | |
1337 | return NULL; | |
1338 | return ((type_object *) obj)->type; | |
1339 | } | |
1340 | ||
1341 | \f | |
1342 | ||
1343 | /* Implementation of gdb.lookup_type. */ | |
1344 | PyObject * | |
1345 | gdbpy_lookup_type (PyObject *self, PyObject *args, PyObject *kw) | |
1346 | { | |
5107b149 | 1347 | static char *keywords[] = { "name", "block", NULL }; |
ddd49eee | 1348 | const char *type_name = NULL; |
2c74e833 | 1349 | struct type *type = NULL; |
5107b149 | 1350 | PyObject *block_obj = NULL; |
9df2fbc4 | 1351 | const struct block *block = NULL; |
2c74e833 | 1352 | |
5107b149 PM |
1353 | if (! PyArg_ParseTupleAndKeywords (args, kw, "s|O", keywords, |
1354 | &type_name, &block_obj)) | |
2c74e833 TT |
1355 | return NULL; |
1356 | ||
5107b149 PM |
1357 | if (block_obj) |
1358 | { | |
1359 | block = block_object_to_block (block_obj); | |
1360 | if (! block) | |
1361 | { | |
1362 | PyErr_SetString (PyExc_RuntimeError, | |
1363 | _("'block' argument must be a Block.")); | |
1364 | return NULL; | |
1365 | } | |
1366 | } | |
1367 | ||
1368 | type = typy_lookup_typename (type_name, block); | |
2c74e833 TT |
1369 | if (! type) |
1370 | return NULL; | |
1371 | ||
1372 | return (PyObject *) type_to_type_object (type); | |
1373 | } | |
1374 | ||
999633ed | 1375 | int |
2c74e833 TT |
1376 | gdbpy_initialize_types (void) |
1377 | { | |
1378 | int i; | |
1379 | ||
1380 | typy_objfile_data_key | |
c1bd65d0 | 1381 | = register_objfile_data_with_cleanup (save_objfile_types, NULL); |
2c74e833 TT |
1382 | |
1383 | if (PyType_Ready (&type_object_type) < 0) | |
999633ed | 1384 | return -1; |
2c74e833 | 1385 | if (PyType_Ready (&field_object_type) < 0) |
999633ed | 1386 | return -1; |
a73bb892 | 1387 | if (PyType_Ready (&type_iterator_object_type) < 0) |
999633ed | 1388 | return -1; |
2c74e833 TT |
1389 | |
1390 | for (i = 0; pyty_codes[i].name; ++i) | |
1391 | { | |
1392 | if (PyModule_AddIntConstant (gdb_module, | |
1393 | /* Cast needed for Python 2.4. */ | |
1394 | (char *) pyty_codes[i].name, | |
1395 | pyty_codes[i].code) < 0) | |
999633ed | 1396 | return -1; |
2c74e833 TT |
1397 | } |
1398 | ||
aa36459a TT |
1399 | if (gdb_pymodule_addobject (gdb_module, "Type", |
1400 | (PyObject *) &type_object_type) < 0) | |
999633ed | 1401 | return -1; |
2c74e833 | 1402 | |
aa36459a TT |
1403 | if (gdb_pymodule_addobject (gdb_module, "TypeIterator", |
1404 | (PyObject *) &type_iterator_object_type) < 0) | |
999633ed | 1405 | return -1; |
a73bb892 | 1406 | |
aa36459a TT |
1407 | return gdb_pymodule_addobject (gdb_module, "Field", |
1408 | (PyObject *) &field_object_type); | |
2c74e833 TT |
1409 | } |
1410 | ||
1411 | \f | |
1412 | ||
1413 | static PyGetSetDef type_object_getset[] = | |
1414 | { | |
1415 | { "code", typy_get_code, NULL, | |
1416 | "The code for this type.", NULL }, | |
c0d48811 JB |
1417 | { "name", typy_get_name, NULL, |
1418 | "The name for this type, or None.", NULL }, | |
2c74e833 TT |
1419 | { "sizeof", typy_get_sizeof, NULL, |
1420 | "The size of this type, in bytes.", NULL }, | |
1421 | { "tag", typy_get_tag, NULL, | |
1422 | "The tag name for this type, or None.", NULL }, | |
1423 | { NULL } | |
1424 | }; | |
1425 | ||
1426 | static PyMethodDef type_object_methods[] = | |
1427 | { | |
702c2711 | 1428 | { "array", typy_array, METH_VARARGS, |
f28c316a DE |
1429 | "array ([LOW_BOUND,] HIGH_BOUND) -> Type\n\ |
1430 | Return a type which represents an array of objects of this type.\n\ | |
1431 | The bounds of the array are [LOW_BOUND, HIGH_BOUND] inclusive.\n\ | |
1432 | If LOW_BOUND is omitted, a value of zero is used." }, | |
a72c3253 DE |
1433 | { "vector", typy_vector, METH_VARARGS, |
1434 | "vector ([LOW_BOUND,] HIGH_BOUND) -> Type\n\ | |
1435 | Return a type which represents a vector of objects of this type.\n\ | |
1436 | The bounds of the array are [LOW_BOUND, HIGH_BOUND] inclusive.\n\ | |
1437 | If LOW_BOUND is omitted, a value of zero is used.\n\ | |
1438 | Vectors differ from arrays in that if the current language has C-style\n\ | |
1439 | arrays, vectors don't decay to a pointer to the first element.\n\ | |
1440 | They are first class values." }, | |
a73bb892 PK |
1441 | { "__contains__", typy_has_key, METH_VARARGS, |
1442 | "T.__contains__(k) -> True if T has a field named k, else False" }, | |
2c74e833 TT |
1443 | { "const", typy_const, METH_NOARGS, |
1444 | "const () -> Type\n\ | |
1445 | Return a const variant of this type." }, | |
1446 | { "fields", typy_fields, METH_NOARGS, | |
a73bb892 PK |
1447 | "fields () -> list\n\ |
1448 | Return a list holding all the fields of this type.\n\ | |
1449 | Each field is a gdb.Field object." }, | |
1450 | { "get", typy_get, METH_VARARGS, | |
1451 | "T.get(k[,default]) -> returns field named k in T, if it exists;\n\ | |
1452 | otherwise returns default, if supplied, or None if not." }, | |
1453 | { "has_key", typy_has_key, METH_VARARGS, | |
1454 | "T.has_key(k) -> True if T has a field named k, else False" }, | |
1455 | { "items", typy_items, METH_NOARGS, | |
1456 | "items () -> list\n\ | |
1457 | Return a list of (name, field) pairs of this type.\n\ | |
1458 | Each field is a gdb.Field object." }, | |
1459 | { "iteritems", typy_iteritems, METH_NOARGS, | |
1460 | "iteritems () -> an iterator over the (name, field)\n\ | |
1461 | pairs of this type. Each field is a gdb.Field object." }, | |
1462 | { "iterkeys", typy_iterkeys, METH_NOARGS, | |
1463 | "iterkeys () -> an iterator over the field names of this type." }, | |
1464 | { "itervalues", typy_itervalues, METH_NOARGS, | |
1465 | "itervalues () -> an iterator over the fields of this type.\n\ | |
1466 | Each field is a gdb.Field object." }, | |
1467 | { "keys", typy_field_names, METH_NOARGS, | |
1468 | "keys () -> list\n\ | |
1469 | Return a list holding all the fields names of this type." }, | |
2c74e833 TT |
1470 | { "pointer", typy_pointer, METH_NOARGS, |
1471 | "pointer () -> Type\n\ | |
1472 | Return a type of pointer to this type." }, | |
361ae042 PM |
1473 | { "range", typy_range, METH_NOARGS, |
1474 | "range () -> tuple\n\ | |
1475 | Return a tuple containing the lower and upper range for this type."}, | |
2c74e833 TT |
1476 | { "reference", typy_reference, METH_NOARGS, |
1477 | "reference () -> Type\n\ | |
1478 | Return a type of reference to this type." }, | |
1479 | { "strip_typedefs", typy_strip_typedefs, METH_NOARGS, | |
1480 | "strip_typedefs () -> Type\n\ | |
1481 | Return a type formed by stripping this type of all typedefs."}, | |
1482 | { "target", typy_target, METH_NOARGS, | |
1483 | "target () -> Type\n\ | |
1484 | Return the target type of this type." }, | |
1485 | { "template_argument", typy_template_argument, METH_VARARGS, | |
5107b149 | 1486 | "template_argument (arg, [block]) -> Type\n\ |
2c74e833 TT |
1487 | Return the type of a template argument." }, |
1488 | { "unqualified", typy_unqualified, METH_NOARGS, | |
1489 | "unqualified () -> Type\n\ | |
1490 | Return a variant of this type without const or volatile attributes." }, | |
9cc10fd1 | 1491 | { "values", typy_values, METH_NOARGS, |
a73bb892 PK |
1492 | "values () -> list\n\ |
1493 | Return a list holding all the fields of this type.\n\ | |
1494 | Each field is a gdb.Field object." }, | |
2c74e833 TT |
1495 | { "volatile", typy_volatile, METH_NOARGS, |
1496 | "volatile () -> Type\n\ | |
1497 | Return a volatile variant of this type" }, | |
1498 | { NULL } | |
1499 | }; | |
1500 | ||
9cc10fd1 PK |
1501 | static PyNumberMethods type_object_as_number = { |
1502 | NULL, /* nb_add */ | |
1503 | NULL, /* nb_subtract */ | |
1504 | NULL, /* nb_multiply */ | |
9a27f2c6 | 1505 | #ifndef IS_PY3K |
9cc10fd1 | 1506 | NULL, /* nb_divide */ |
9a27f2c6 | 1507 | #endif |
9cc10fd1 PK |
1508 | NULL, /* nb_remainder */ |
1509 | NULL, /* nb_divmod */ | |
1510 | NULL, /* nb_power */ | |
1511 | NULL, /* nb_negative */ | |
1512 | NULL, /* nb_positive */ | |
1513 | NULL, /* nb_absolute */ | |
1514 | typy_nonzero, /* nb_nonzero */ | |
1515 | NULL, /* nb_invert */ | |
1516 | NULL, /* nb_lshift */ | |
1517 | NULL, /* nb_rshift */ | |
1518 | NULL, /* nb_and */ | |
1519 | NULL, /* nb_xor */ | |
1520 | NULL, /* nb_or */ | |
9a27f2c6 PK |
1521 | #ifdef IS_PY3K |
1522 | NULL, /* nb_int */ | |
1523 | NULL, /* reserved */ | |
1524 | #else | |
9cc10fd1 PK |
1525 | NULL, /* nb_coerce */ |
1526 | NULL, /* nb_int */ | |
1527 | NULL, /* nb_long */ | |
9a27f2c6 | 1528 | #endif |
9cc10fd1 | 1529 | NULL, /* nb_float */ |
9a27f2c6 | 1530 | #ifndef IS_PY3K |
9cc10fd1 PK |
1531 | NULL, /* nb_oct */ |
1532 | NULL /* nb_hex */ | |
9a27f2c6 | 1533 | #endif |
9cc10fd1 PK |
1534 | }; |
1535 | ||
a73bb892 PK |
1536 | static PyMappingMethods typy_mapping = { |
1537 | typy_length, | |
1538 | typy_getitem, | |
1539 | NULL /* no "set" method */ | |
1540 | }; | |
1541 | ||
2c74e833 TT |
1542 | static PyTypeObject type_object_type = |
1543 | { | |
9a27f2c6 | 1544 | PyVarObject_HEAD_INIT (NULL, 0) |
2c74e833 TT |
1545 | "gdb.Type", /*tp_name*/ |
1546 | sizeof (type_object), /*tp_basicsize*/ | |
1547 | 0, /*tp_itemsize*/ | |
1548 | typy_dealloc, /*tp_dealloc*/ | |
1549 | 0, /*tp_print*/ | |
1550 | 0, /*tp_getattr*/ | |
1551 | 0, /*tp_setattr*/ | |
1552 | 0, /*tp_compare*/ | |
1553 | 0, /*tp_repr*/ | |
9cc10fd1 | 1554 | &type_object_as_number, /*tp_as_number*/ |
2c74e833 | 1555 | 0, /*tp_as_sequence*/ |
a73bb892 | 1556 | &typy_mapping, /*tp_as_mapping*/ |
2c74e833 TT |
1557 | 0, /*tp_hash */ |
1558 | 0, /*tp_call*/ | |
1559 | typy_str, /*tp_str*/ | |
1560 | 0, /*tp_getattro*/ | |
1561 | 0, /*tp_setattro*/ | |
1562 | 0, /*tp_as_buffer*/ | |
1563 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
1564 | "GDB type object", /* tp_doc */ | |
1565 | 0, /* tp_traverse */ | |
1566 | 0, /* tp_clear */ | |
d839c8a4 | 1567 | typy_richcompare, /* tp_richcompare */ |
2c74e833 | 1568 | 0, /* tp_weaklistoffset */ |
a73bb892 | 1569 | typy_iter, /* tp_iter */ |
2c74e833 TT |
1570 | 0, /* tp_iternext */ |
1571 | type_object_methods, /* tp_methods */ | |
1572 | 0, /* tp_members */ | |
1573 | type_object_getset, /* tp_getset */ | |
1574 | 0, /* tp_base */ | |
1575 | 0, /* tp_dict */ | |
1576 | 0, /* tp_descr_get */ | |
1577 | 0, /* tp_descr_set */ | |
1578 | 0, /* tp_dictoffset */ | |
1579 | 0, /* tp_init */ | |
1580 | 0, /* tp_alloc */ | |
1581 | 0, /* tp_new */ | |
1582 | }; | |
1583 | ||
2e8265fd TT |
1584 | static PyGetSetDef field_object_getset[] = |
1585 | { | |
1586 | { "__dict__", gdb_py_generic_dict, NULL, | |
1587 | "The __dict__ for this field.", &field_object_type }, | |
1588 | { NULL } | |
1589 | }; | |
1590 | ||
2c74e833 TT |
1591 | static PyTypeObject field_object_type = |
1592 | { | |
9a27f2c6 | 1593 | PyVarObject_HEAD_INIT (NULL, 0) |
2c74e833 TT |
1594 | "gdb.Field", /*tp_name*/ |
1595 | sizeof (field_object), /*tp_basicsize*/ | |
1596 | 0, /*tp_itemsize*/ | |
1597 | field_dealloc, /*tp_dealloc*/ | |
1598 | 0, /*tp_print*/ | |
1599 | 0, /*tp_getattr*/ | |
1600 | 0, /*tp_setattr*/ | |
1601 | 0, /*tp_compare*/ | |
1602 | 0, /*tp_repr*/ | |
1603 | 0, /*tp_as_number*/ | |
1604 | 0, /*tp_as_sequence*/ | |
1605 | 0, /*tp_as_mapping*/ | |
1606 | 0, /*tp_hash */ | |
1607 | 0, /*tp_call*/ | |
1608 | 0, /*tp_str*/ | |
1609 | 0, /*tp_getattro*/ | |
1610 | 0, /*tp_setattro*/ | |
1611 | 0, /*tp_as_buffer*/ | |
1612 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
1613 | "GDB field object", /* tp_doc */ | |
1614 | 0, /* tp_traverse */ | |
1615 | 0, /* tp_clear */ | |
1616 | 0, /* tp_richcompare */ | |
1617 | 0, /* tp_weaklistoffset */ | |
1618 | 0, /* tp_iter */ | |
1619 | 0, /* tp_iternext */ | |
1620 | 0, /* tp_methods */ | |
1621 | 0, /* tp_members */ | |
2e8265fd | 1622 | field_object_getset, /* tp_getset */ |
2c74e833 TT |
1623 | 0, /* tp_base */ |
1624 | 0, /* tp_dict */ | |
1625 | 0, /* tp_descr_get */ | |
1626 | 0, /* tp_descr_set */ | |
1627 | offsetof (field_object, dict), /* tp_dictoffset */ | |
1628 | 0, /* tp_init */ | |
1629 | 0, /* tp_alloc */ | |
1630 | 0, /* tp_new */ | |
1631 | }; | |
a73bb892 PK |
1632 | |
1633 | static PyTypeObject type_iterator_object_type = { | |
9a27f2c6 | 1634 | PyVarObject_HEAD_INIT (NULL, 0) |
a73bb892 PK |
1635 | "gdb.TypeIterator", /*tp_name*/ |
1636 | sizeof (typy_iterator_object), /*tp_basicsize*/ | |
1637 | 0, /*tp_itemsize*/ | |
1638 | typy_iterator_dealloc, /*tp_dealloc*/ | |
1639 | 0, /*tp_print*/ | |
1640 | 0, /*tp_getattr*/ | |
1641 | 0, /*tp_setattr*/ | |
1642 | 0, /*tp_compare*/ | |
1643 | 0, /*tp_repr*/ | |
1644 | 0, /*tp_as_number*/ | |
1645 | 0, /*tp_as_sequence*/ | |
1646 | 0, /*tp_as_mapping*/ | |
1647 | 0, /*tp_hash */ | |
1648 | 0, /*tp_call*/ | |
1649 | 0, /*tp_str*/ | |
1650 | 0, /*tp_getattro*/ | |
1651 | 0, /*tp_setattro*/ | |
1652 | 0, /*tp_as_buffer*/ | |
1653 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
1654 | "GDB type iterator object", /*tp_doc */ | |
1655 | 0, /*tp_traverse */ | |
1656 | 0, /*tp_clear */ | |
1657 | 0, /*tp_richcompare */ | |
1658 | 0, /*tp_weaklistoffset */ | |
1659 | typy_iterator_iter, /*tp_iter */ | |
1660 | typy_iterator_iternext, /*tp_iternext */ | |
1661 | 0 /*tp_methods */ | |
1662 | }; |