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2c74e833 TT |
1 | /* Python interface to types. |
2 | ||
32d0add0 | 3 | Copyright (C) 2008-2015 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 | ||
e36122e9 | 44 | extern PyTypeObject type_object_type |
62eec1a5 | 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 | ||
e36122e9 | 56 | extern PyTypeObject field_object_type |
62eec1a5 | 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 | ||
e36122e9 | 70 | extern PyTypeObject type_iterator_object_type |
62eec1a5 | 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 | struct type *type = ((type_object *) py_type)->type; |
345 | struct type *checked_type = type; | |
346 | ||
492d29ea | 347 | TRY |
f6b47be4 | 348 | { |
f168693b | 349 | checked_type = check_typedef (checked_type); |
f6b47be4 | 350 | } |
492d29ea PA |
351 | CATCH (except, RETURN_MASK_ALL) |
352 | { | |
353 | GDB_PY_HANDLE_EXCEPTION (except); | |
354 | } | |
355 | END_CATCH | |
f6b47be4 DE |
356 | |
357 | if (checked_type != type) | |
358 | py_type = type_to_type_object (checked_type); | |
359 | iter = typy_make_iter (py_type, kind); | |
360 | if (checked_type != type) | |
361 | { | |
362 | /* Need to wrap this in braces because Py_DECREF isn't wrapped | |
363 | in a do{}while(0). */ | |
364 | Py_DECREF (py_type); | |
365 | } | |
366 | if (iter != NULL) | |
367 | { | |
368 | result = PySequence_List (iter); | |
369 | Py_DECREF (iter); | |
370 | } | |
371 | ||
2c74e833 | 372 | return result; |
a73bb892 PK |
373 | } |
374 | ||
375 | /* Return a sequence of all fields. Each field is a gdb.Field object. */ | |
376 | ||
377 | static PyObject * | |
9cc10fd1 | 378 | typy_values (PyObject *self, PyObject *args) |
a73bb892 PK |
379 | { |
380 | return typy_fields_items (self, iter_values); | |
381 | } | |
382 | ||
9cc10fd1 | 383 | /* Return a sequence of all fields. Each field is a gdb.Field object. |
256458bc | 384 | This method is similar to typy_values, except where the supplied |
9cc10fd1 PK |
385 | gdb.Type is an array, in which case it returns a list of one entry |
386 | which is a gdb.Field object for a range (the array bounds). */ | |
387 | ||
388 | static PyObject * | |
389 | typy_fields (PyObject *self, PyObject *args) | |
390 | { | |
391 | struct type *type = ((type_object *) self)->type; | |
392 | PyObject *r, *rl; | |
256458bc | 393 | |
9cc10fd1 PK |
394 | if (TYPE_CODE (type) != TYPE_CODE_ARRAY) |
395 | return typy_fields_items (self, iter_values); | |
396 | ||
397 | /* Array type. Handle this as a special case because the common | |
398 | machinery wants struct or union or enum types. Build a list of | |
399 | one entry which is the range for the array. */ | |
400 | r = convert_field (type, 0); | |
401 | if (r == NULL) | |
402 | return NULL; | |
256458bc | 403 | |
9cc10fd1 | 404 | rl = Py_BuildValue ("[O]", r); |
53e66479 | 405 | Py_DECREF (r); |
9cc10fd1 PK |
406 | |
407 | return rl; | |
408 | } | |
409 | ||
a73bb892 PK |
410 | /* Return a sequence of all field names. Each field is a gdb.Field object. */ |
411 | ||
412 | static PyObject * | |
413 | typy_field_names (PyObject *self, PyObject *args) | |
414 | { | |
415 | return typy_fields_items (self, iter_keys); | |
416 | } | |
417 | ||
256458bc | 418 | /* Return a sequence of all (name, fields) pairs. Each field is a |
a73bb892 PK |
419 | gdb.Field object. */ |
420 | ||
421 | static PyObject * | |
422 | typy_items (PyObject *self, PyObject *args) | |
423 | { | |
424 | return typy_fields_items (self, iter_items); | |
2c74e833 TT |
425 | } |
426 | ||
c0d48811 JB |
427 | /* Return the type's name, or None. */ |
428 | ||
429 | static PyObject * | |
430 | typy_get_name (PyObject *self, void *closure) | |
431 | { | |
432 | struct type *type = ((type_object *) self)->type; | |
433 | ||
434 | if (TYPE_NAME (type) == NULL) | |
435 | Py_RETURN_NONE; | |
436 | return PyString_FromString (TYPE_NAME (type)); | |
437 | } | |
438 | ||
2c74e833 TT |
439 | /* Return the type's tag, or None. */ |
440 | static PyObject * | |
441 | typy_get_tag (PyObject *self, void *closure) | |
442 | { | |
443 | struct type *type = ((type_object *) self)->type; | |
d59b6f6c | 444 | |
2c74e833 TT |
445 | if (!TYPE_TAG_NAME (type)) |
446 | Py_RETURN_NONE; | |
447 | return PyString_FromString (TYPE_TAG_NAME (type)); | |
448 | } | |
449 | ||
450 | /* Return the type, stripped of typedefs. */ | |
451 | static PyObject * | |
452 | typy_strip_typedefs (PyObject *self, PyObject *args) | |
453 | { | |
454 | struct type *type = ((type_object *) self)->type; | |
5d9c5995 | 455 | |
492d29ea | 456 | TRY |
5d9c5995 PM |
457 | { |
458 | type = check_typedef (type); | |
459 | } | |
492d29ea PA |
460 | CATCH (except, RETURN_MASK_ALL) |
461 | { | |
462 | GDB_PY_HANDLE_EXCEPTION (except); | |
463 | } | |
464 | END_CATCH | |
2c74e833 | 465 | |
bc9abe4a | 466 | return type_to_type_object (type); |
2c74e833 TT |
467 | } |
468 | ||
9cc10fd1 PK |
469 | /* Strip typedefs and pointers/reference from a type. Then check that |
470 | it is a struct, union, or enum type. If not, raise TypeError. */ | |
471 | ||
472 | static struct type * | |
473 | typy_get_composite (struct type *type) | |
474 | { | |
9cc10fd1 PK |
475 | |
476 | for (;;) | |
477 | { | |
492d29ea | 478 | TRY |
9cc10fd1 | 479 | { |
f168693b | 480 | type = check_typedef (type); |
9cc10fd1 | 481 | } |
492d29ea PA |
482 | CATCH (except, RETURN_MASK_ALL) |
483 | { | |
484 | GDB_PY_HANDLE_EXCEPTION (except); | |
485 | } | |
486 | END_CATCH | |
9cc10fd1 PK |
487 | |
488 | if (TYPE_CODE (type) != TYPE_CODE_PTR | |
489 | && TYPE_CODE (type) != TYPE_CODE_REF) | |
490 | break; | |
491 | type = TYPE_TARGET_TYPE (type); | |
492 | } | |
493 | ||
494 | /* If this is not a struct, union, or enum type, raise TypeError | |
495 | exception. */ | |
256458bc | 496 | if (TYPE_CODE (type) != TYPE_CODE_STRUCT |
9cc10fd1 PK |
497 | && TYPE_CODE (type) != TYPE_CODE_UNION |
498 | && TYPE_CODE (type) != TYPE_CODE_ENUM) | |
499 | { | |
500 | PyErr_SetString (PyExc_TypeError, | |
501 | "Type is not a structure, union, or enum type."); | |
502 | return NULL; | |
503 | } | |
256458bc | 504 | |
9cc10fd1 PK |
505 | return type; |
506 | } | |
507 | ||
a72c3253 | 508 | /* Helper for typy_array and typy_vector. */ |
702c2711 TT |
509 | |
510 | static PyObject * | |
a72c3253 | 511 | typy_array_1 (PyObject *self, PyObject *args, int is_vector) |
702c2711 | 512 | { |
74aedc46 | 513 | long n1, n2; |
702c2711 TT |
514 | PyObject *n2_obj = NULL; |
515 | struct type *array = NULL; | |
516 | struct type *type = ((type_object *) self)->type; | |
702c2711 | 517 | |
74aedc46 | 518 | if (! PyArg_ParseTuple (args, "l|O", &n1, &n2_obj)) |
702c2711 TT |
519 | return NULL; |
520 | ||
521 | if (n2_obj) | |
522 | { | |
523 | if (!PyInt_Check (n2_obj)) | |
524 | { | |
525 | PyErr_SetString (PyExc_RuntimeError, | |
526 | _("Array bound must be an integer")); | |
527 | return NULL; | |
528 | } | |
74aedc46 TT |
529 | |
530 | if (! gdb_py_int_as_long (n2_obj, &n2)) | |
702c2711 TT |
531 | return NULL; |
532 | } | |
533 | else | |
534 | { | |
535 | n2 = n1; | |
536 | n1 = 0; | |
537 | } | |
538 | ||
e810d75b | 539 | if (n2 < n1 - 1) /* Note: An empty array has n2 == n1 - 1. */ |
702c2711 TT |
540 | { |
541 | PyErr_SetString (PyExc_ValueError, | |
542 | _("Array length must not be negative")); | |
543 | return NULL; | |
544 | } | |
545 | ||
492d29ea | 546 | TRY |
702c2711 TT |
547 | { |
548 | array = lookup_array_range_type (type, n1, n2); | |
a72c3253 DE |
549 | if (is_vector) |
550 | make_vector_type (array); | |
702c2711 | 551 | } |
492d29ea PA |
552 | CATCH (except, RETURN_MASK_ALL) |
553 | { | |
554 | GDB_PY_HANDLE_EXCEPTION (except); | |
555 | } | |
556 | END_CATCH | |
702c2711 TT |
557 | |
558 | return type_to_type_object (array); | |
559 | } | |
560 | ||
a72c3253 DE |
561 | /* Return an array type. */ |
562 | ||
563 | static PyObject * | |
564 | typy_array (PyObject *self, PyObject *args) | |
565 | { | |
566 | return typy_array_1 (self, args, 0); | |
567 | } | |
568 | ||
569 | /* Return a vector type. */ | |
570 | ||
571 | static PyObject * | |
572 | typy_vector (PyObject *self, PyObject *args) | |
573 | { | |
574 | return typy_array_1 (self, args, 1); | |
575 | } | |
576 | ||
2c74e833 TT |
577 | /* Return a Type object which represents a pointer to SELF. */ |
578 | static PyObject * | |
579 | typy_pointer (PyObject *self, PyObject *args) | |
580 | { | |
581 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 582 | |
492d29ea | 583 | TRY |
2c74e833 TT |
584 | { |
585 | type = lookup_pointer_type (type); | |
586 | } | |
492d29ea PA |
587 | CATCH (except, RETURN_MASK_ALL) |
588 | { | |
589 | GDB_PY_HANDLE_EXCEPTION (except); | |
590 | } | |
591 | END_CATCH | |
2c74e833 TT |
592 | |
593 | return type_to_type_object (type); | |
594 | } | |
595 | ||
361ae042 PM |
596 | /* Return the range of a type represented by SELF. The return type is |
597 | a tuple. The first element of the tuple contains the low bound, | |
598 | while the second element of the tuple contains the high bound. */ | |
599 | static PyObject * | |
600 | typy_range (PyObject *self, PyObject *args) | |
601 | { | |
602 | struct type *type = ((type_object *) self)->type; | |
603 | PyObject *result; | |
604 | PyObject *low_bound = NULL, *high_bound = NULL; | |
8d099ae9 PM |
605 | /* Initialize these to appease GCC warnings. */ |
606 | LONGEST low = 0, high = 0; | |
361ae042 PM |
607 | |
608 | if (TYPE_CODE (type) != TYPE_CODE_ARRAY | |
609 | && TYPE_CODE (type) != TYPE_CODE_STRING | |
610 | && TYPE_CODE (type) != TYPE_CODE_RANGE) | |
611 | { | |
612 | PyErr_SetString (PyExc_RuntimeError, | |
044c0f87 | 613 | _("This type does not have a range.")); |
361ae042 PM |
614 | return NULL; |
615 | } | |
616 | ||
617 | switch (TYPE_CODE (type)) | |
618 | { | |
619 | case TYPE_CODE_ARRAY: | |
620 | case TYPE_CODE_STRING: | |
621 | low = TYPE_LOW_BOUND (TYPE_INDEX_TYPE (type)); | |
622 | high = TYPE_HIGH_BOUND (TYPE_INDEX_TYPE (type)); | |
623 | break; | |
624 | case TYPE_CODE_RANGE: | |
625 | low = TYPE_LOW_BOUND (type); | |
626 | high = TYPE_HIGH_BOUND (type); | |
627 | break; | |
628 | } | |
629 | ||
630 | low_bound = PyLong_FromLong (low); | |
631 | if (!low_bound) | |
632 | goto failarg; | |
633 | ||
634 | high_bound = PyLong_FromLong (high); | |
635 | if (!high_bound) | |
636 | goto failarg; | |
637 | ||
638 | result = PyTuple_New (2); | |
639 | if (!result) | |
640 | goto failarg; | |
641 | ||
642 | if (PyTuple_SetItem (result, 0, low_bound) != 0) | |
643 | { | |
644 | Py_DECREF (result); | |
645 | goto failarg; | |
646 | } | |
647 | if (PyTuple_SetItem (result, 1, high_bound) != 0) | |
648 | { | |
649 | Py_DECREF (high_bound); | |
650 | Py_DECREF (result); | |
651 | return NULL; | |
652 | } | |
653 | return result; | |
256458bc | 654 | |
361ae042 PM |
655 | failarg: |
656 | Py_XDECREF (high_bound); | |
657 | Py_XDECREF (low_bound); | |
658 | return NULL; | |
659 | } | |
660 | ||
2c74e833 TT |
661 | /* Return a Type object which represents a reference to SELF. */ |
662 | static PyObject * | |
663 | typy_reference (PyObject *self, PyObject *args) | |
664 | { | |
665 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 666 | |
492d29ea | 667 | TRY |
2c74e833 TT |
668 | { |
669 | type = lookup_reference_type (type); | |
670 | } | |
492d29ea PA |
671 | CATCH (except, RETURN_MASK_ALL) |
672 | { | |
673 | GDB_PY_HANDLE_EXCEPTION (except); | |
674 | } | |
675 | END_CATCH | |
2c74e833 TT |
676 | |
677 | return type_to_type_object (type); | |
678 | } | |
679 | ||
680 | /* Return a Type object which represents the target type of SELF. */ | |
681 | static PyObject * | |
682 | typy_target (PyObject *self, PyObject *args) | |
683 | { | |
684 | struct type *type = ((type_object *) self)->type; | |
685 | ||
686 | if (!TYPE_TARGET_TYPE (type)) | |
687 | { | |
256458bc | 688 | PyErr_SetString (PyExc_RuntimeError, |
044c0f87 | 689 | _("Type does not have a target.")); |
2c74e833 TT |
690 | return NULL; |
691 | } | |
692 | ||
693 | return type_to_type_object (TYPE_TARGET_TYPE (type)); | |
694 | } | |
695 | ||
696 | /* Return a const-qualified type variant. */ | |
697 | static PyObject * | |
698 | typy_const (PyObject *self, PyObject *args) | |
699 | { | |
700 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 701 | |
492d29ea | 702 | TRY |
2c74e833 TT |
703 | { |
704 | type = make_cv_type (1, 0, type, NULL); | |
705 | } | |
492d29ea PA |
706 | CATCH (except, RETURN_MASK_ALL) |
707 | { | |
708 | GDB_PY_HANDLE_EXCEPTION (except); | |
709 | } | |
710 | END_CATCH | |
2c74e833 TT |
711 | |
712 | return type_to_type_object (type); | |
713 | } | |
714 | ||
715 | /* Return a volatile-qualified type variant. */ | |
716 | static PyObject * | |
717 | typy_volatile (PyObject *self, PyObject *args) | |
718 | { | |
719 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 720 | |
492d29ea | 721 | TRY |
2c74e833 TT |
722 | { |
723 | type = make_cv_type (0, 1, type, NULL); | |
724 | } | |
492d29ea PA |
725 | CATCH (except, RETURN_MASK_ALL) |
726 | { | |
727 | GDB_PY_HANDLE_EXCEPTION (except); | |
728 | } | |
729 | END_CATCH | |
2c74e833 TT |
730 | |
731 | return type_to_type_object (type); | |
732 | } | |
733 | ||
734 | /* Return an unqualified type variant. */ | |
735 | static PyObject * | |
736 | typy_unqualified (PyObject *self, PyObject *args) | |
737 | { | |
738 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 739 | |
492d29ea | 740 | TRY |
2c74e833 TT |
741 | { |
742 | type = make_cv_type (0, 0, type, NULL); | |
743 | } | |
492d29ea PA |
744 | CATCH (except, RETURN_MASK_ALL) |
745 | { | |
746 | GDB_PY_HANDLE_EXCEPTION (except); | |
747 | } | |
748 | END_CATCH | |
2c74e833 TT |
749 | |
750 | return type_to_type_object (type); | |
751 | } | |
752 | ||
753 | /* Return the size of the type represented by SELF, in bytes. */ | |
754 | static PyObject * | |
755 | typy_get_sizeof (PyObject *self, void *closure) | |
756 | { | |
757 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 758 | |
492d29ea | 759 | TRY |
2c74e833 TT |
760 | { |
761 | check_typedef (type); | |
762 | } | |
492d29ea PA |
763 | CATCH (except, RETURN_MASK_ALL) |
764 | { | |
765 | } | |
766 | END_CATCH | |
767 | ||
2c74e833 TT |
768 | /* Ignore exceptions. */ |
769 | ||
200bc880 | 770 | return gdb_py_long_from_longest (TYPE_LENGTH (type)); |
2c74e833 TT |
771 | } |
772 | ||
773 | static struct type * | |
9df2fbc4 | 774 | typy_lookup_typename (const char *type_name, const struct block *block) |
2c74e833 TT |
775 | { |
776 | struct type *type = NULL; | |
d59b6f6c | 777 | |
492d29ea | 778 | TRY |
2c74e833 | 779 | { |
61012eef | 780 | if (startswith (type_name, "struct ")) |
2c74e833 | 781 | type = lookup_struct (type_name + 7, NULL); |
61012eef | 782 | else if (startswith (type_name, "union ")) |
2c74e833 | 783 | type = lookup_union (type_name + 6, NULL); |
61012eef | 784 | else if (startswith (type_name, "enum ")) |
2c74e833 TT |
785 | type = lookup_enum (type_name + 5, NULL); |
786 | else | |
d452c4bc | 787 | type = lookup_typename (python_language, python_gdbarch, |
5107b149 | 788 | type_name, block, 0); |
2c74e833 | 789 | } |
492d29ea PA |
790 | CATCH (except, RETURN_MASK_ALL) |
791 | { | |
792 | GDB_PY_HANDLE_EXCEPTION (except); | |
793 | } | |
794 | END_CATCH | |
2c74e833 TT |
795 | |
796 | return type; | |
797 | } | |
798 | ||
799 | static struct type * | |
5107b149 | 800 | typy_lookup_type (struct demangle_component *demangled, |
9df2fbc4 | 801 | const struct block *block) |
2c74e833 | 802 | { |
cd829959 | 803 | struct type *type, *rtype = NULL; |
76dce0be | 804 | char *type_name = NULL; |
2c74e833 TT |
805 | enum demangle_component_type demangled_type; |
806 | ||
807 | /* Save the type: typy_lookup_type() may (indirectly) overwrite | |
808 | memory pointed by demangled. */ | |
809 | demangled_type = demangled->type; | |
810 | ||
811 | if (demangled_type == DEMANGLE_COMPONENT_POINTER | |
812 | || demangled_type == DEMANGLE_COMPONENT_REFERENCE | |
813 | || demangled_type == DEMANGLE_COMPONENT_CONST | |
814 | || demangled_type == DEMANGLE_COMPONENT_VOLATILE) | |
815 | { | |
5107b149 | 816 | type = typy_lookup_type (demangled->u.s_binary.left, block); |
2c74e833 TT |
817 | if (! type) |
818 | return NULL; | |
819 | ||
492d29ea | 820 | TRY |
76dce0be | 821 | { |
cd829959 PM |
822 | /* If the demangled_type matches with one of the types |
823 | below, run the corresponding function and save the type | |
824 | to return later. We cannot just return here as we are in | |
825 | an exception handler. */ | |
76dce0be PM |
826 | switch (demangled_type) |
827 | { | |
828 | case DEMANGLE_COMPONENT_REFERENCE: | |
cd829959 PM |
829 | rtype = lookup_reference_type (type); |
830 | break; | |
76dce0be | 831 | case DEMANGLE_COMPONENT_POINTER: |
cd829959 PM |
832 | rtype = lookup_pointer_type (type); |
833 | break; | |
76dce0be | 834 | case DEMANGLE_COMPONENT_CONST: |
cd829959 PM |
835 | rtype = make_cv_type (1, 0, type, NULL); |
836 | break; | |
76dce0be | 837 | case DEMANGLE_COMPONENT_VOLATILE: |
cd829959 PM |
838 | rtype = make_cv_type (0, 1, type, NULL); |
839 | break; | |
76dce0be | 840 | } |
76dce0be | 841 | } |
492d29ea PA |
842 | CATCH (except, RETURN_MASK_ALL) |
843 | { | |
844 | GDB_PY_HANDLE_EXCEPTION (except); | |
845 | } | |
846 | END_CATCH | |
2c74e833 | 847 | } |
256458bc | 848 | |
cd829959 PM |
849 | /* If we have a type from the switch statement above, just return |
850 | that. */ | |
851 | if (rtype) | |
852 | return rtype; | |
256458bc | 853 | |
cd829959 PM |
854 | /* We don't have a type, so lookup the type. */ |
855 | type_name = cp_comp_to_string (demangled, 10); | |
5107b149 | 856 | type = typy_lookup_typename (type_name, block); |
2c74e833 TT |
857 | xfree (type_name); |
858 | ||
859 | return type; | |
860 | } | |
861 | ||
326fd672 TT |
862 | /* This is a helper function for typy_template_argument that is used |
863 | when the type does not have template symbols attached. It works by | |
864 | parsing the type name. This happens with compilers, like older | |
865 | versions of GCC, that do not emit DW_TAG_template_*. */ | |
866 | ||
2c74e833 | 867 | static PyObject * |
9df2fbc4 | 868 | typy_legacy_template_argument (struct type *type, const struct block *block, |
326fd672 | 869 | int argno) |
2c74e833 | 870 | { |
326fd672 | 871 | int i; |
2c74e833 | 872 | struct demangle_component *demangled; |
5d9c5995 | 873 | struct demangle_parse_info *info = NULL; |
2c74e833 TT |
874 | const char *err; |
875 | struct type *argtype; | |
3a93a0c2 | 876 | struct cleanup *cleanup; |
2c74e833 TT |
877 | |
878 | if (TYPE_NAME (type) == NULL) | |
879 | { | |
5107b149 | 880 | PyErr_SetString (PyExc_RuntimeError, _("Null type name.")); |
2c74e833 TT |
881 | return NULL; |
882 | } | |
883 | ||
492d29ea | 884 | TRY |
5d9c5995 PM |
885 | { |
886 | /* Note -- this is not thread-safe. */ | |
887 | info = cp_demangled_name_to_comp (TYPE_NAME (type), &err); | |
888 | } | |
492d29ea PA |
889 | CATCH (except, RETURN_MASK_ALL) |
890 | { | |
891 | GDB_PY_HANDLE_EXCEPTION (except); | |
892 | } | |
893 | END_CATCH | |
5d9c5995 | 894 | |
3a93a0c2 | 895 | if (! info) |
2c74e833 TT |
896 | { |
897 | PyErr_SetString (PyExc_RuntimeError, err); | |
898 | return NULL; | |
899 | } | |
3a93a0c2 KS |
900 | demangled = info->tree; |
901 | cleanup = make_cleanup_cp_demangled_name_parse_free (info); | |
2c74e833 TT |
902 | |
903 | /* Strip off component names. */ | |
904 | while (demangled->type == DEMANGLE_COMPONENT_QUAL_NAME | |
905 | || demangled->type == DEMANGLE_COMPONENT_LOCAL_NAME) | |
906 | demangled = demangled->u.s_binary.right; | |
907 | ||
908 | if (demangled->type != DEMANGLE_COMPONENT_TEMPLATE) | |
909 | { | |
3a93a0c2 | 910 | do_cleanups (cleanup); |
5107b149 | 911 | PyErr_SetString (PyExc_RuntimeError, _("Type is not a template.")); |
2c74e833 TT |
912 | return NULL; |
913 | } | |
914 | ||
915 | /* Skip from the template to the arguments. */ | |
916 | demangled = demangled->u.s_binary.right; | |
917 | ||
918 | for (i = 0; demangled && i < argno; ++i) | |
919 | demangled = demangled->u.s_binary.right; | |
920 | ||
921 | if (! demangled) | |
922 | { | |
3a93a0c2 | 923 | do_cleanups (cleanup); |
5107b149 | 924 | PyErr_Format (PyExc_RuntimeError, _("No argument %d in template."), |
2c74e833 TT |
925 | argno); |
926 | return NULL; | |
927 | } | |
928 | ||
5107b149 | 929 | argtype = typy_lookup_type (demangled->u.s_binary.left, block); |
3a93a0c2 | 930 | do_cleanups (cleanup); |
2c74e833 TT |
931 | if (! argtype) |
932 | return NULL; | |
933 | ||
934 | return type_to_type_object (argtype); | |
326fd672 TT |
935 | } |
936 | ||
937 | static PyObject * | |
938 | typy_template_argument (PyObject *self, PyObject *args) | |
939 | { | |
940 | int argno; | |
941 | struct type *type = ((type_object *) self)->type; | |
9df2fbc4 | 942 | const struct block *block = NULL; |
326fd672 TT |
943 | PyObject *block_obj = NULL; |
944 | struct symbol *sym; | |
945 | struct value *val = NULL; | |
326fd672 TT |
946 | |
947 | if (! PyArg_ParseTuple (args, "i|O", &argno, &block_obj)) | |
948 | return NULL; | |
949 | ||
950 | if (block_obj) | |
951 | { | |
952 | block = block_object_to_block (block_obj); | |
953 | if (! block) | |
954 | { | |
955 | PyErr_SetString (PyExc_RuntimeError, | |
956 | _("Second argument must be block.")); | |
957 | return NULL; | |
958 | } | |
959 | } | |
960 | ||
492d29ea | 961 | TRY |
05d0e1e7 TT |
962 | { |
963 | type = check_typedef (type); | |
964 | if (TYPE_CODE (type) == TYPE_CODE_REF) | |
965 | type = check_typedef (TYPE_TARGET_TYPE (type)); | |
966 | } | |
492d29ea PA |
967 | CATCH (except, RETURN_MASK_ALL) |
968 | { | |
969 | GDB_PY_HANDLE_EXCEPTION (except); | |
970 | } | |
971 | END_CATCH | |
326fd672 TT |
972 | |
973 | /* We might not have DW_TAG_template_*, so try to parse the type's | |
974 | name. This is inefficient if we do not have a template type -- | |
975 | but that is going to wind up as an error anyhow. */ | |
976 | if (! TYPE_N_TEMPLATE_ARGUMENTS (type)) | |
977 | return typy_legacy_template_argument (type, block, argno); | |
978 | ||
979 | if (argno >= TYPE_N_TEMPLATE_ARGUMENTS (type)) | |
980 | { | |
981 | PyErr_Format (PyExc_RuntimeError, _("No argument %d in template."), | |
982 | argno); | |
983 | return NULL; | |
984 | } | |
985 | ||
986 | sym = TYPE_TEMPLATE_ARGUMENT (type, argno); | |
987 | if (SYMBOL_CLASS (sym) == LOC_TYPEDEF) | |
988 | return type_to_type_object (SYMBOL_TYPE (sym)); | |
989 | else if (SYMBOL_CLASS (sym) == LOC_OPTIMIZED_OUT) | |
990 | { | |
991 | PyErr_Format (PyExc_RuntimeError, | |
992 | _("Template argument is optimized out")); | |
993 | return NULL; | |
994 | } | |
995 | ||
492d29ea | 996 | TRY |
326fd672 TT |
997 | { |
998 | val = value_of_variable (sym, block); | |
999 | } | |
492d29ea PA |
1000 | CATCH (except, RETURN_MASK_ALL) |
1001 | { | |
1002 | GDB_PY_HANDLE_EXCEPTION (except); | |
1003 | } | |
1004 | END_CATCH | |
326fd672 TT |
1005 | |
1006 | return value_to_value_object (val); | |
2c74e833 TT |
1007 | } |
1008 | ||
1009 | static PyObject * | |
1010 | typy_str (PyObject *self) | |
1011 | { | |
2c74e833 | 1012 | char *thetype = NULL; |
759ef836 | 1013 | long length = 0; |
2c74e833 TT |
1014 | PyObject *result; |
1015 | ||
492d29ea | 1016 | TRY |
2c74e833 TT |
1017 | { |
1018 | struct cleanup *old_chain; | |
1019 | struct ui_file *stb; | |
2c74e833 TT |
1020 | |
1021 | stb = mem_fileopen (); | |
1022 | old_chain = make_cleanup_ui_file_delete (stb); | |
1023 | ||
53342f27 TT |
1024 | LA_PRINT_TYPE (type_object_to_type (self), "", stb, -1, 0, |
1025 | &type_print_raw_options); | |
2c74e833 TT |
1026 | |
1027 | thetype = ui_file_xstrdup (stb, &length); | |
1028 | do_cleanups (old_chain); | |
1029 | } | |
492d29ea | 1030 | CATCH (except, RETURN_MASK_ALL) |
2c74e833 TT |
1031 | { |
1032 | xfree (thetype); | |
1033 | GDB_PY_HANDLE_EXCEPTION (except); | |
1034 | } | |
492d29ea | 1035 | END_CATCH |
2c74e833 | 1036 | |
759ef836 | 1037 | result = PyUnicode_Decode (thetype, length, host_charset (), NULL); |
2c74e833 TT |
1038 | xfree (thetype); |
1039 | ||
1040 | return result; | |
1041 | } | |
1042 | ||
d839c8a4 TT |
1043 | /* Implement the richcompare method. */ |
1044 | ||
1045 | static PyObject * | |
1046 | typy_richcompare (PyObject *self, PyObject *other, int op) | |
1047 | { | |
1048 | int result = Py_NE; | |
1049 | struct type *type1 = type_object_to_type (self); | |
1050 | struct type *type2 = type_object_to_type (other); | |
d839c8a4 TT |
1051 | |
1052 | /* We can only compare ourselves to another Type object, and only | |
1053 | for equality or inequality. */ | |
1054 | if (type2 == NULL || (op != Py_EQ && op != Py_NE)) | |
1055 | { | |
1056 | Py_INCREF (Py_NotImplemented); | |
1057 | return Py_NotImplemented; | |
1058 | } | |
1059 | ||
1060 | if (type1 == type2) | |
1061 | result = Py_EQ; | |
1062 | else | |
1063 | { | |
492d29ea | 1064 | TRY |
d839c8a4 | 1065 | { |
ca092b61 | 1066 | result = types_deeply_equal (type1, type2); |
d839c8a4 | 1067 | } |
492d29ea PA |
1068 | CATCH (except, RETURN_MASK_ALL) |
1069 | { | |
1070 | /* If there is a GDB exception, a comparison is not capable | |
1071 | (or trusted), so exit. */ | |
1072 | GDB_PY_HANDLE_EXCEPTION (except); | |
1073 | } | |
1074 | END_CATCH | |
d839c8a4 TT |
1075 | } |
1076 | ||
ca092b61 | 1077 | if (op == (result ? Py_EQ : Py_NE)) |
d839c8a4 TT |
1078 | Py_RETURN_TRUE; |
1079 | Py_RETURN_FALSE; | |
1080 | } | |
1081 | ||
2c74e833 TT |
1082 | \f |
1083 | ||
1084 | static const struct objfile_data *typy_objfile_data_key; | |
1085 | ||
1086 | static void | |
c1bd65d0 | 1087 | save_objfile_types (struct objfile *objfile, void *datum) |
2c74e833 | 1088 | { |
19ba03f4 | 1089 | type_object *obj = (type_object *) datum; |
2c74e833 TT |
1090 | htab_t copied_types; |
1091 | struct cleanup *cleanup; | |
2c74e833 | 1092 | |
0646da15 TT |
1093 | if (!gdb_python_initialized) |
1094 | return; | |
1095 | ||
2c74e833 TT |
1096 | /* This prevents another thread from freeing the objects we're |
1097 | operating on. */ | |
d452c4bc | 1098 | cleanup = ensure_python_env (get_objfile_arch (objfile), current_language); |
2c74e833 TT |
1099 | |
1100 | copied_types = create_copied_types_hash (objfile); | |
1101 | ||
1102 | while (obj) | |
1103 | { | |
1104 | type_object *next = obj->next; | |
1105 | ||
1106 | htab_empty (copied_types); | |
1107 | ||
1108 | obj->type = copy_type_recursive (objfile, obj->type, copied_types); | |
1109 | ||
1110 | obj->next = NULL; | |
1111 | obj->prev = NULL; | |
1112 | ||
1113 | obj = next; | |
1114 | } | |
1115 | ||
1116 | htab_delete (copied_types); | |
1117 | ||
1118 | do_cleanups (cleanup); | |
1119 | } | |
1120 | ||
1121 | static void | |
1122 | set_type (type_object *obj, struct type *type) | |
1123 | { | |
1124 | obj->type = type; | |
1125 | obj->prev = NULL; | |
1126 | if (type && TYPE_OBJFILE (type)) | |
1127 | { | |
1128 | struct objfile *objfile = TYPE_OBJFILE (type); | |
1129 | ||
19ba03f4 SM |
1130 | obj->next = ((struct pyty_type_object *) |
1131 | objfile_data (objfile, typy_objfile_data_key)); | |
2c74e833 TT |
1132 | if (obj->next) |
1133 | obj->next->prev = obj; | |
1134 | set_objfile_data (objfile, typy_objfile_data_key, obj); | |
1135 | } | |
1136 | else | |
1137 | obj->next = NULL; | |
1138 | } | |
1139 | ||
1140 | static void | |
1141 | typy_dealloc (PyObject *obj) | |
1142 | { | |
1143 | type_object *type = (type_object *) obj; | |
1144 | ||
1145 | if (type->prev) | |
1146 | type->prev->next = type->next; | |
1147 | else if (type->type && TYPE_OBJFILE (type->type)) | |
1148 | { | |
1149 | /* Must reset head of list. */ | |
1150 | struct objfile *objfile = TYPE_OBJFILE (type->type); | |
d59b6f6c | 1151 | |
2c74e833 TT |
1152 | if (objfile) |
1153 | set_objfile_data (objfile, typy_objfile_data_key, type->next); | |
1154 | } | |
1155 | if (type->next) | |
1156 | type->next->prev = type->prev; | |
1157 | ||
9a27f2c6 | 1158 | Py_TYPE (type)->tp_free (type); |
2c74e833 TT |
1159 | } |
1160 | ||
a73bb892 PK |
1161 | /* Return number of fields ("length" of the field dictionary). */ |
1162 | ||
1163 | static Py_ssize_t | |
1164 | typy_length (PyObject *self) | |
1165 | { | |
1166 | struct type *type = ((type_object *) self)->type; | |
1167 | ||
9cc10fd1 PK |
1168 | type = typy_get_composite (type); |
1169 | if (type == NULL) | |
1170 | return -1; | |
1171 | ||
a73bb892 PK |
1172 | return TYPE_NFIELDS (type); |
1173 | } | |
1174 | ||
9cc10fd1 | 1175 | /* Implements boolean evaluation of gdb.Type. Handle this like other |
256458bc | 1176 | Python objects that don't have a meaningful truth value -- all |
9cc10fd1 PK |
1177 | values are true. */ |
1178 | ||
1179 | static int | |
1180 | typy_nonzero (PyObject *self) | |
1181 | { | |
1182 | return 1; | |
1183 | } | |
1184 | ||
59fb7612 SS |
1185 | /* Return optimized out value of this type. */ |
1186 | ||
1187 | static PyObject * | |
1188 | typy_optimized_out (PyObject *self, PyObject *args) | |
1189 | { | |
1190 | struct type *type = ((type_object *) self)->type; | |
1191 | ||
1192 | return value_to_value_object (allocate_optimized_out_value (type)); | |
1193 | } | |
1194 | ||
a73bb892 PK |
1195 | /* Return a gdb.Field object for the field named by the argument. */ |
1196 | ||
1197 | static PyObject * | |
1198 | typy_getitem (PyObject *self, PyObject *key) | |
1199 | { | |
1200 | struct type *type = ((type_object *) self)->type; | |
1201 | char *field; | |
1202 | int i; | |
76dce0be | 1203 | |
a73bb892 PK |
1204 | field = python_string_to_host_string (key); |
1205 | if (field == NULL) | |
1206 | return NULL; | |
1207 | ||
256458bc | 1208 | /* We want just fields of this type, not of base types, so instead of |
a73bb892 PK |
1209 | using lookup_struct_elt_type, portions of that function are |
1210 | copied here. */ | |
1211 | ||
9cc10fd1 PK |
1212 | type = typy_get_composite (type); |
1213 | if (type == NULL) | |
1214 | return NULL; | |
256458bc | 1215 | |
a73bb892 PK |
1216 | for (i = 0; i < TYPE_NFIELDS (type); i++) |
1217 | { | |
0d5cff50 | 1218 | const char *t_field_name = TYPE_FIELD_NAME (type, i); |
a73bb892 PK |
1219 | |
1220 | if (t_field_name && (strcmp_iw (t_field_name, field) == 0)) | |
1221 | { | |
1222 | return convert_field (type, i); | |
1223 | } | |
1224 | } | |
1225 | PyErr_SetObject (PyExc_KeyError, key); | |
1226 | return NULL; | |
1227 | } | |
1228 | ||
256458bc | 1229 | /* Implement the "get" method on the type object. This is the |
a73bb892 PK |
1230 | same as getitem if the key is present, but returns the supplied |
1231 | default value or None if the key is not found. */ | |
1232 | ||
1233 | static PyObject * | |
1234 | typy_get (PyObject *self, PyObject *args) | |
1235 | { | |
1236 | PyObject *key, *defval = Py_None, *result; | |
256458bc | 1237 | |
a73bb892 PK |
1238 | if (!PyArg_UnpackTuple (args, "get", 1, 2, &key, &defval)) |
1239 | return NULL; | |
256458bc | 1240 | |
a73bb892 PK |
1241 | result = typy_getitem (self, key); |
1242 | if (result != NULL) | |
1243 | return result; | |
256458bc | 1244 | |
a73bb892 PK |
1245 | /* typy_getitem returned error status. If the exception is |
1246 | KeyError, clear the exception status and return the defval | |
1247 | instead. Otherwise return the exception unchanged. */ | |
1248 | if (!PyErr_ExceptionMatches (PyExc_KeyError)) | |
1249 | return NULL; | |
256458bc | 1250 | |
a73bb892 PK |
1251 | PyErr_Clear (); |
1252 | Py_INCREF (defval); | |
1253 | return defval; | |
1254 | } | |
1255 | ||
1256 | /* Implement the "has_key" method on the type object. */ | |
1257 | ||
1258 | static PyObject * | |
1259 | typy_has_key (PyObject *self, PyObject *args) | |
1260 | { | |
1261 | struct type *type = ((type_object *) self)->type; | |
2ff6b080 | 1262 | const char *field; |
a73bb892 | 1263 | int i; |
76dce0be | 1264 | |
a73bb892 PK |
1265 | if (!PyArg_ParseTuple (args, "s", &field)) |
1266 | return NULL; | |
1267 | ||
256458bc | 1268 | /* We want just fields of this type, not of base types, so instead of |
a73bb892 PK |
1269 | using lookup_struct_elt_type, portions of that function are |
1270 | copied here. */ | |
1271 | ||
9cc10fd1 PK |
1272 | type = typy_get_composite (type); |
1273 | if (type == NULL) | |
1274 | return NULL; | |
a73bb892 PK |
1275 | |
1276 | for (i = 0; i < TYPE_NFIELDS (type); i++) | |
1277 | { | |
0d5cff50 | 1278 | const char *t_field_name = TYPE_FIELD_NAME (type, i); |
a73bb892 PK |
1279 | |
1280 | if (t_field_name && (strcmp_iw (t_field_name, field) == 0)) | |
1281 | Py_RETURN_TRUE; | |
1282 | } | |
1283 | Py_RETURN_FALSE; | |
1284 | } | |
1285 | ||
1286 | /* Make an iterator object to iterate over keys, values, or items. */ | |
1287 | ||
1288 | static PyObject * | |
1289 | typy_make_iter (PyObject *self, enum gdbpy_iter_kind kind) | |
1290 | { | |
1291 | typy_iterator_object *typy_iter_obj; | |
1292 | ||
9cc10fd1 PK |
1293 | /* Check that "self" is a structure or union type. */ |
1294 | if (typy_get_composite (((type_object *) self)->type) == NULL) | |
1295 | return NULL; | |
256458bc | 1296 | |
a73bb892 PK |
1297 | typy_iter_obj = PyObject_New (typy_iterator_object, |
1298 | &type_iterator_object_type); | |
1299 | if (typy_iter_obj == NULL) | |
1300 | return NULL; | |
1301 | ||
1302 | typy_iter_obj->field = 0; | |
1303 | typy_iter_obj->kind = kind; | |
1304 | Py_INCREF (self); | |
1305 | typy_iter_obj->source = (type_object *) self; | |
1306 | ||
1307 | return (PyObject *) typy_iter_obj; | |
1308 | } | |
1309 | ||
1310 | /* iteritems() method. */ | |
1311 | ||
1312 | static PyObject * | |
1313 | typy_iteritems (PyObject *self, PyObject *args) | |
1314 | { | |
1315 | return typy_make_iter (self, iter_items); | |
1316 | } | |
1317 | ||
1318 | /* iterkeys() method. */ | |
1319 | ||
1320 | static PyObject * | |
1321 | typy_iterkeys (PyObject *self, PyObject *args) | |
1322 | { | |
1323 | return typy_make_iter (self, iter_keys); | |
1324 | } | |
1325 | ||
1326 | /* Iterating over the class, same as iterkeys except for the function | |
1327 | signature. */ | |
1328 | ||
1329 | static PyObject * | |
1330 | typy_iter (PyObject *self) | |
1331 | { | |
1332 | return typy_make_iter (self, iter_keys); | |
1333 | } | |
1334 | ||
1335 | /* itervalues() method. */ | |
1336 | ||
1337 | static PyObject * | |
1338 | typy_itervalues (PyObject *self, PyObject *args) | |
1339 | { | |
1340 | return typy_make_iter (self, iter_values); | |
1341 | } | |
1342 | ||
1343 | /* Return a reference to the type iterator. */ | |
1344 | ||
1345 | static PyObject * | |
1346 | typy_iterator_iter (PyObject *self) | |
1347 | { | |
1348 | Py_INCREF (self); | |
1349 | return self; | |
1350 | } | |
1351 | ||
1352 | /* Return the next field in the iteration through the list of fields | |
1353 | of the type. */ | |
1354 | ||
1355 | static PyObject * | |
1356 | typy_iterator_iternext (PyObject *self) | |
1357 | { | |
1358 | typy_iterator_object *iter_obj = (typy_iterator_object *) self; | |
1359 | struct type *type = iter_obj->source->type; | |
a73bb892 | 1360 | PyObject *result; |
256458bc | 1361 | |
a73bb892 PK |
1362 | if (iter_obj->field < TYPE_NFIELDS (type)) |
1363 | { | |
1364 | result = make_fielditem (type, iter_obj->field, iter_obj->kind); | |
1365 | if (result != NULL) | |
1366 | iter_obj->field++; | |
1367 | return result; | |
1368 | } | |
1369 | ||
1370 | return NULL; | |
1371 | } | |
1372 | ||
1373 | static void | |
1374 | typy_iterator_dealloc (PyObject *obj) | |
1375 | { | |
1376 | typy_iterator_object *iter_obj = (typy_iterator_object *) obj; | |
1377 | ||
1378 | Py_DECREF (iter_obj->source); | |
1379 | } | |
1380 | ||
2c74e833 TT |
1381 | /* Create a new Type referring to TYPE. */ |
1382 | PyObject * | |
1383 | type_to_type_object (struct type *type) | |
1384 | { | |
1385 | type_object *type_obj; | |
1386 | ||
1387 | type_obj = PyObject_New (type_object, &type_object_type); | |
1388 | if (type_obj) | |
1389 | set_type (type_obj, type); | |
1390 | ||
1391 | return (PyObject *) type_obj; | |
1392 | } | |
1393 | ||
1394 | struct type * | |
1395 | type_object_to_type (PyObject *obj) | |
1396 | { | |
1397 | if (! PyObject_TypeCheck (obj, &type_object_type)) | |
1398 | return NULL; | |
1399 | return ((type_object *) obj)->type; | |
1400 | } | |
1401 | ||
1402 | \f | |
1403 | ||
1404 | /* Implementation of gdb.lookup_type. */ | |
1405 | PyObject * | |
1406 | gdbpy_lookup_type (PyObject *self, PyObject *args, PyObject *kw) | |
1407 | { | |
5107b149 | 1408 | static char *keywords[] = { "name", "block", NULL }; |
ddd49eee | 1409 | const char *type_name = NULL; |
2c74e833 | 1410 | struct type *type = NULL; |
5107b149 | 1411 | PyObject *block_obj = NULL; |
9df2fbc4 | 1412 | const struct block *block = NULL; |
2c74e833 | 1413 | |
5107b149 PM |
1414 | if (! PyArg_ParseTupleAndKeywords (args, kw, "s|O", keywords, |
1415 | &type_name, &block_obj)) | |
2c74e833 TT |
1416 | return NULL; |
1417 | ||
5107b149 PM |
1418 | if (block_obj) |
1419 | { | |
1420 | block = block_object_to_block (block_obj); | |
1421 | if (! block) | |
1422 | { | |
1423 | PyErr_SetString (PyExc_RuntimeError, | |
1424 | _("'block' argument must be a Block.")); | |
1425 | return NULL; | |
1426 | } | |
1427 | } | |
1428 | ||
1429 | type = typy_lookup_typename (type_name, block); | |
2c74e833 TT |
1430 | if (! type) |
1431 | return NULL; | |
1432 | ||
1433 | return (PyObject *) type_to_type_object (type); | |
1434 | } | |
1435 | ||
999633ed | 1436 | int |
2c74e833 TT |
1437 | gdbpy_initialize_types (void) |
1438 | { | |
1439 | int i; | |
1440 | ||
1441 | typy_objfile_data_key | |
c1bd65d0 | 1442 | = register_objfile_data_with_cleanup (save_objfile_types, NULL); |
2c74e833 TT |
1443 | |
1444 | if (PyType_Ready (&type_object_type) < 0) | |
999633ed | 1445 | return -1; |
2c74e833 | 1446 | if (PyType_Ready (&field_object_type) < 0) |
999633ed | 1447 | return -1; |
a73bb892 | 1448 | if (PyType_Ready (&type_iterator_object_type) < 0) |
999633ed | 1449 | return -1; |
2c74e833 TT |
1450 | |
1451 | for (i = 0; pyty_codes[i].name; ++i) | |
1452 | { | |
1453 | if (PyModule_AddIntConstant (gdb_module, | |
1454 | /* Cast needed for Python 2.4. */ | |
1455 | (char *) pyty_codes[i].name, | |
1456 | pyty_codes[i].code) < 0) | |
999633ed | 1457 | return -1; |
2c74e833 TT |
1458 | } |
1459 | ||
aa36459a TT |
1460 | if (gdb_pymodule_addobject (gdb_module, "Type", |
1461 | (PyObject *) &type_object_type) < 0) | |
999633ed | 1462 | return -1; |
2c74e833 | 1463 | |
aa36459a TT |
1464 | if (gdb_pymodule_addobject (gdb_module, "TypeIterator", |
1465 | (PyObject *) &type_iterator_object_type) < 0) | |
999633ed | 1466 | return -1; |
a73bb892 | 1467 | |
aa36459a TT |
1468 | return gdb_pymodule_addobject (gdb_module, "Field", |
1469 | (PyObject *) &field_object_type); | |
2c74e833 TT |
1470 | } |
1471 | ||
1472 | \f | |
1473 | ||
1474 | static PyGetSetDef type_object_getset[] = | |
1475 | { | |
1476 | { "code", typy_get_code, NULL, | |
1477 | "The code for this type.", NULL }, | |
c0d48811 JB |
1478 | { "name", typy_get_name, NULL, |
1479 | "The name for this type, or None.", NULL }, | |
2c74e833 TT |
1480 | { "sizeof", typy_get_sizeof, NULL, |
1481 | "The size of this type, in bytes.", NULL }, | |
1482 | { "tag", typy_get_tag, NULL, | |
1483 | "The tag name for this type, or None.", NULL }, | |
1484 | { NULL } | |
1485 | }; | |
1486 | ||
1487 | static PyMethodDef type_object_methods[] = | |
1488 | { | |
702c2711 | 1489 | { "array", typy_array, METH_VARARGS, |
f28c316a DE |
1490 | "array ([LOW_BOUND,] HIGH_BOUND) -> Type\n\ |
1491 | Return a type which represents an array of objects of this type.\n\ | |
1492 | The bounds of the array are [LOW_BOUND, HIGH_BOUND] inclusive.\n\ | |
1493 | If LOW_BOUND is omitted, a value of zero is used." }, | |
a72c3253 DE |
1494 | { "vector", typy_vector, METH_VARARGS, |
1495 | "vector ([LOW_BOUND,] HIGH_BOUND) -> Type\n\ | |
1496 | Return a type which represents a vector of objects of this type.\n\ | |
1497 | The bounds of the array are [LOW_BOUND, HIGH_BOUND] inclusive.\n\ | |
1498 | If LOW_BOUND is omitted, a value of zero is used.\n\ | |
1499 | Vectors differ from arrays in that if the current language has C-style\n\ | |
1500 | arrays, vectors don't decay to a pointer to the first element.\n\ | |
1501 | They are first class values." }, | |
a73bb892 PK |
1502 | { "__contains__", typy_has_key, METH_VARARGS, |
1503 | "T.__contains__(k) -> True if T has a field named k, else False" }, | |
2c74e833 TT |
1504 | { "const", typy_const, METH_NOARGS, |
1505 | "const () -> Type\n\ | |
1506 | Return a const variant of this type." }, | |
59fb7612 SS |
1507 | { "optimized_out", typy_optimized_out, METH_NOARGS, |
1508 | "optimized_out() -> Value\n\ | |
1509 | Return optimized out value of this type." }, | |
2c74e833 | 1510 | { "fields", typy_fields, METH_NOARGS, |
a73bb892 PK |
1511 | "fields () -> list\n\ |
1512 | Return a list holding all the fields of this type.\n\ | |
1513 | Each field is a gdb.Field object." }, | |
1514 | { "get", typy_get, METH_VARARGS, | |
1515 | "T.get(k[,default]) -> returns field named k in T, if it exists;\n\ | |
1516 | otherwise returns default, if supplied, or None if not." }, | |
1517 | { "has_key", typy_has_key, METH_VARARGS, | |
1518 | "T.has_key(k) -> True if T has a field named k, else False" }, | |
1519 | { "items", typy_items, METH_NOARGS, | |
1520 | "items () -> list\n\ | |
1521 | Return a list of (name, field) pairs of this type.\n\ | |
1522 | Each field is a gdb.Field object." }, | |
1523 | { "iteritems", typy_iteritems, METH_NOARGS, | |
1524 | "iteritems () -> an iterator over the (name, field)\n\ | |
1525 | pairs of this type. Each field is a gdb.Field object." }, | |
1526 | { "iterkeys", typy_iterkeys, METH_NOARGS, | |
1527 | "iterkeys () -> an iterator over the field names of this type." }, | |
1528 | { "itervalues", typy_itervalues, METH_NOARGS, | |
1529 | "itervalues () -> an iterator over the fields of this type.\n\ | |
1530 | Each field is a gdb.Field object." }, | |
1531 | { "keys", typy_field_names, METH_NOARGS, | |
1532 | "keys () -> list\n\ | |
1533 | Return a list holding all the fields names of this type." }, | |
2c74e833 TT |
1534 | { "pointer", typy_pointer, METH_NOARGS, |
1535 | "pointer () -> Type\n\ | |
1536 | Return a type of pointer to this type." }, | |
361ae042 PM |
1537 | { "range", typy_range, METH_NOARGS, |
1538 | "range () -> tuple\n\ | |
1539 | Return a tuple containing the lower and upper range for this type."}, | |
2c74e833 TT |
1540 | { "reference", typy_reference, METH_NOARGS, |
1541 | "reference () -> Type\n\ | |
1542 | Return a type of reference to this type." }, | |
1543 | { "strip_typedefs", typy_strip_typedefs, METH_NOARGS, | |
1544 | "strip_typedefs () -> Type\n\ | |
1545 | Return a type formed by stripping this type of all typedefs."}, | |
1546 | { "target", typy_target, METH_NOARGS, | |
1547 | "target () -> Type\n\ | |
1548 | Return the target type of this type." }, | |
1549 | { "template_argument", typy_template_argument, METH_VARARGS, | |
5107b149 | 1550 | "template_argument (arg, [block]) -> Type\n\ |
2c74e833 TT |
1551 | Return the type of a template argument." }, |
1552 | { "unqualified", typy_unqualified, METH_NOARGS, | |
1553 | "unqualified () -> Type\n\ | |
1554 | Return a variant of this type without const or volatile attributes." }, | |
9cc10fd1 | 1555 | { "values", typy_values, METH_NOARGS, |
a73bb892 PK |
1556 | "values () -> list\n\ |
1557 | Return a list holding all the fields of this type.\n\ | |
1558 | Each field is a gdb.Field object." }, | |
2c74e833 TT |
1559 | { "volatile", typy_volatile, METH_NOARGS, |
1560 | "volatile () -> Type\n\ | |
1561 | Return a volatile variant of this type" }, | |
1562 | { NULL } | |
1563 | }; | |
1564 | ||
9cc10fd1 PK |
1565 | static PyNumberMethods type_object_as_number = { |
1566 | NULL, /* nb_add */ | |
1567 | NULL, /* nb_subtract */ | |
1568 | NULL, /* nb_multiply */ | |
9a27f2c6 | 1569 | #ifndef IS_PY3K |
9cc10fd1 | 1570 | NULL, /* nb_divide */ |
9a27f2c6 | 1571 | #endif |
9cc10fd1 PK |
1572 | NULL, /* nb_remainder */ |
1573 | NULL, /* nb_divmod */ | |
1574 | NULL, /* nb_power */ | |
1575 | NULL, /* nb_negative */ | |
1576 | NULL, /* nb_positive */ | |
1577 | NULL, /* nb_absolute */ | |
1578 | typy_nonzero, /* nb_nonzero */ | |
1579 | NULL, /* nb_invert */ | |
1580 | NULL, /* nb_lshift */ | |
1581 | NULL, /* nb_rshift */ | |
1582 | NULL, /* nb_and */ | |
1583 | NULL, /* nb_xor */ | |
1584 | NULL, /* nb_or */ | |
9a27f2c6 PK |
1585 | #ifdef IS_PY3K |
1586 | NULL, /* nb_int */ | |
1587 | NULL, /* reserved */ | |
1588 | #else | |
9cc10fd1 PK |
1589 | NULL, /* nb_coerce */ |
1590 | NULL, /* nb_int */ | |
1591 | NULL, /* nb_long */ | |
9a27f2c6 | 1592 | #endif |
9cc10fd1 | 1593 | NULL, /* nb_float */ |
9a27f2c6 | 1594 | #ifndef IS_PY3K |
9cc10fd1 PK |
1595 | NULL, /* nb_oct */ |
1596 | NULL /* nb_hex */ | |
9a27f2c6 | 1597 | #endif |
9cc10fd1 PK |
1598 | }; |
1599 | ||
a73bb892 PK |
1600 | static PyMappingMethods typy_mapping = { |
1601 | typy_length, | |
1602 | typy_getitem, | |
1603 | NULL /* no "set" method */ | |
1604 | }; | |
1605 | ||
e36122e9 | 1606 | PyTypeObject type_object_type = |
2c74e833 | 1607 | { |
9a27f2c6 | 1608 | PyVarObject_HEAD_INIT (NULL, 0) |
2c74e833 TT |
1609 | "gdb.Type", /*tp_name*/ |
1610 | sizeof (type_object), /*tp_basicsize*/ | |
1611 | 0, /*tp_itemsize*/ | |
1612 | typy_dealloc, /*tp_dealloc*/ | |
1613 | 0, /*tp_print*/ | |
1614 | 0, /*tp_getattr*/ | |
1615 | 0, /*tp_setattr*/ | |
1616 | 0, /*tp_compare*/ | |
1617 | 0, /*tp_repr*/ | |
9cc10fd1 | 1618 | &type_object_as_number, /*tp_as_number*/ |
2c74e833 | 1619 | 0, /*tp_as_sequence*/ |
a73bb892 | 1620 | &typy_mapping, /*tp_as_mapping*/ |
2c74e833 TT |
1621 | 0, /*tp_hash */ |
1622 | 0, /*tp_call*/ | |
1623 | typy_str, /*tp_str*/ | |
1624 | 0, /*tp_getattro*/ | |
1625 | 0, /*tp_setattro*/ | |
1626 | 0, /*tp_as_buffer*/ | |
1627 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
1628 | "GDB type object", /* tp_doc */ | |
1629 | 0, /* tp_traverse */ | |
1630 | 0, /* tp_clear */ | |
d839c8a4 | 1631 | typy_richcompare, /* tp_richcompare */ |
2c74e833 | 1632 | 0, /* tp_weaklistoffset */ |
a73bb892 | 1633 | typy_iter, /* tp_iter */ |
2c74e833 TT |
1634 | 0, /* tp_iternext */ |
1635 | type_object_methods, /* tp_methods */ | |
1636 | 0, /* tp_members */ | |
1637 | type_object_getset, /* tp_getset */ | |
1638 | 0, /* tp_base */ | |
1639 | 0, /* tp_dict */ | |
1640 | 0, /* tp_descr_get */ | |
1641 | 0, /* tp_descr_set */ | |
1642 | 0, /* tp_dictoffset */ | |
1643 | 0, /* tp_init */ | |
1644 | 0, /* tp_alloc */ | |
1645 | 0, /* tp_new */ | |
1646 | }; | |
1647 | ||
2e8265fd TT |
1648 | static PyGetSetDef field_object_getset[] = |
1649 | { | |
1650 | { "__dict__", gdb_py_generic_dict, NULL, | |
1651 | "The __dict__ for this field.", &field_object_type }, | |
1652 | { NULL } | |
1653 | }; | |
1654 | ||
e36122e9 | 1655 | PyTypeObject field_object_type = |
2c74e833 | 1656 | { |
9a27f2c6 | 1657 | PyVarObject_HEAD_INIT (NULL, 0) |
2c74e833 TT |
1658 | "gdb.Field", /*tp_name*/ |
1659 | sizeof (field_object), /*tp_basicsize*/ | |
1660 | 0, /*tp_itemsize*/ | |
1661 | field_dealloc, /*tp_dealloc*/ | |
1662 | 0, /*tp_print*/ | |
1663 | 0, /*tp_getattr*/ | |
1664 | 0, /*tp_setattr*/ | |
1665 | 0, /*tp_compare*/ | |
1666 | 0, /*tp_repr*/ | |
1667 | 0, /*tp_as_number*/ | |
1668 | 0, /*tp_as_sequence*/ | |
1669 | 0, /*tp_as_mapping*/ | |
1670 | 0, /*tp_hash */ | |
1671 | 0, /*tp_call*/ | |
1672 | 0, /*tp_str*/ | |
1673 | 0, /*tp_getattro*/ | |
1674 | 0, /*tp_setattro*/ | |
1675 | 0, /*tp_as_buffer*/ | |
1676 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
1677 | "GDB field object", /* tp_doc */ | |
1678 | 0, /* tp_traverse */ | |
1679 | 0, /* tp_clear */ | |
1680 | 0, /* tp_richcompare */ | |
1681 | 0, /* tp_weaklistoffset */ | |
1682 | 0, /* tp_iter */ | |
1683 | 0, /* tp_iternext */ | |
1684 | 0, /* tp_methods */ | |
1685 | 0, /* tp_members */ | |
2e8265fd | 1686 | field_object_getset, /* tp_getset */ |
2c74e833 TT |
1687 | 0, /* tp_base */ |
1688 | 0, /* tp_dict */ | |
1689 | 0, /* tp_descr_get */ | |
1690 | 0, /* tp_descr_set */ | |
1691 | offsetof (field_object, dict), /* tp_dictoffset */ | |
1692 | 0, /* tp_init */ | |
1693 | 0, /* tp_alloc */ | |
1694 | 0, /* tp_new */ | |
1695 | }; | |
a73bb892 | 1696 | |
e36122e9 | 1697 | PyTypeObject type_iterator_object_type = { |
9a27f2c6 | 1698 | PyVarObject_HEAD_INIT (NULL, 0) |
a73bb892 PK |
1699 | "gdb.TypeIterator", /*tp_name*/ |
1700 | sizeof (typy_iterator_object), /*tp_basicsize*/ | |
1701 | 0, /*tp_itemsize*/ | |
1702 | typy_iterator_dealloc, /*tp_dealloc*/ | |
1703 | 0, /*tp_print*/ | |
1704 | 0, /*tp_getattr*/ | |
1705 | 0, /*tp_setattr*/ | |
1706 | 0, /*tp_compare*/ | |
1707 | 0, /*tp_repr*/ | |
1708 | 0, /*tp_as_number*/ | |
1709 | 0, /*tp_as_sequence*/ | |
1710 | 0, /*tp_as_mapping*/ | |
1711 | 0, /*tp_hash */ | |
1712 | 0, /*tp_call*/ | |
1713 | 0, /*tp_str*/ | |
1714 | 0, /*tp_getattro*/ | |
1715 | 0, /*tp_setattro*/ | |
1716 | 0, /*tp_as_buffer*/ | |
1717 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
1718 | "GDB type iterator object", /*tp_doc */ | |
1719 | 0, /*tp_traverse */ | |
1720 | 0, /*tp_clear */ | |
1721 | 0, /*tp_richcompare */ | |
1722 | 0, /*tp_weaklistoffset */ | |
1723 | typy_iterator_iter, /*tp_iter */ | |
1724 | typy_iterator_iternext, /*tp_iternext */ | |
1725 | 0 /*tp_methods */ | |
1726 | }; |