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2c74e833 TT |
1 | /* Python interface to types. |
2 | ||
42a4f53d | 3 | Copyright (C) 2008-2019 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" |
0747795c | 29 | #include "common/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), | |
3fcf899d | 108 | ENTRY (TYPE_CODE_RVALUE_REF), |
2c74e833 TT |
109 | ENTRY (TYPE_CODE_CHAR), |
110 | ENTRY (TYPE_CODE_BOOL), | |
111 | ENTRY (TYPE_CODE_COMPLEX), | |
112 | ENTRY (TYPE_CODE_TYPEDEF), | |
113 | ENTRY (TYPE_CODE_NAMESPACE), | |
114 | ENTRY (TYPE_CODE_DECFLOAT), | |
115 | ENTRY (TYPE_CODE_INTERNAL_FUNCTION), | |
116 | { TYPE_CODE_UNDEF, NULL } | |
117 | }; | |
118 | ||
119 | \f | |
120 | ||
121 | static void | |
122 | field_dealloc (PyObject *obj) | |
123 | { | |
124 | field_object *f = (field_object *) obj; | |
d59b6f6c | 125 | |
2c74e833 | 126 | Py_XDECREF (f->dict); |
9a27f2c6 | 127 | Py_TYPE (obj)->tp_free (obj); |
2c74e833 TT |
128 | } |
129 | ||
130 | static PyObject * | |
131 | field_new (void) | |
132 | { | |
88b6faea TT |
133 | gdbpy_ref<field_object> result (PyObject_New (field_object, |
134 | &field_object_type)); | |
d59b6f6c | 135 | |
88b6faea | 136 | if (result != NULL) |
2c74e833 TT |
137 | { |
138 | result->dict = PyDict_New (); | |
139 | if (!result->dict) | |
88b6faea | 140 | return NULL; |
2c74e833 | 141 | } |
88b6faea | 142 | return (PyObject *) result.release (); |
2c74e833 TT |
143 | } |
144 | ||
145 | \f | |
146 | ||
a16b0e22 SC |
147 | /* Return true if OBJ is of type gdb.Field, false otherwise. */ |
148 | ||
149 | int | |
150 | gdbpy_is_field (PyObject *obj) | |
151 | { | |
152 | return PyObject_TypeCheck (obj, &field_object_type); | |
153 | } | |
154 | ||
2c74e833 TT |
155 | /* Return the code for this type. */ |
156 | static PyObject * | |
157 | typy_get_code (PyObject *self, void *closure) | |
158 | { | |
159 | struct type *type = ((type_object *) self)->type; | |
d59b6f6c | 160 | |
2c74e833 TT |
161 | return PyInt_FromLong (TYPE_CODE (type)); |
162 | } | |
163 | ||
164 | /* Helper function for typy_fields which converts a single field to a | |
a73bb892 PK |
165 | gdb.Field object. Returns NULL on error. */ |
166 | ||
1b20edf0 | 167 | static gdbpy_ref<> |
2c74e833 TT |
168 | convert_field (struct type *type, int field) |
169 | { | |
7780f186 | 170 | gdbpy_ref<> result (field_new ()); |
2c74e833 | 171 | |
3bb43384 | 172 | if (result == NULL) |
2c74e833 TT |
173 | return NULL; |
174 | ||
7780f186 | 175 | gdbpy_ref<> arg (type_to_type_object (type)); |
a16b0e22 | 176 | if (arg == NULL) |
3bb43384 TT |
177 | return NULL; |
178 | if (PyObject_SetAttrString (result.get (), "parent_type", arg.get ()) < 0) | |
179 | return NULL; | |
a16b0e22 | 180 | |
2c74e833 TT |
181 | if (!field_is_static (&TYPE_FIELD (type, field))) |
182 | { | |
14e75d8e JK |
183 | const char *attrstring; |
184 | ||
185 | if (TYPE_CODE (type) == TYPE_CODE_ENUM) | |
186 | { | |
3bb43384 TT |
187 | arg.reset (gdb_py_long_from_longest (TYPE_FIELD_ENUMVAL (type, |
188 | field))); | |
14e75d8e JK |
189 | attrstring = "enumval"; |
190 | } | |
191 | else | |
192 | { | |
3bb43384 TT |
193 | arg.reset (gdb_py_long_from_longest (TYPE_FIELD_BITPOS (type, |
194 | field))); | |
14e75d8e JK |
195 | attrstring = "bitpos"; |
196 | } | |
197 | ||
3bb43384 TT |
198 | if (arg == NULL) |
199 | return NULL; | |
2c74e833 | 200 | |
6c28e44a | 201 | if (PyObject_SetAttrString (result.get (), attrstring, arg.get ()) < 0) |
3bb43384 | 202 | return NULL; |
2c74e833 TT |
203 | } |
204 | ||
3bb43384 | 205 | arg.reset (NULL); |
2c74e833 | 206 | if (TYPE_FIELD_NAME (type, field)) |
b5b08fb4 SC |
207 | { |
208 | const char *field_name = TYPE_FIELD_NAME (type, field); | |
a8f35c2e | 209 | |
b5b08fb4 SC |
210 | if (field_name[0] != '\0') |
211 | { | |
3bb43384 | 212 | arg.reset (PyString_FromString (TYPE_FIELD_NAME (type, field))); |
b5b08fb4 | 213 | if (arg == NULL) |
3bb43384 | 214 | return NULL; |
b5b08fb4 SC |
215 | } |
216 | } | |
217 | if (arg == NULL) | |
1b20edf0 TT |
218 | arg = gdbpy_ref<>::new_reference (Py_None); |
219 | ||
3bb43384 TT |
220 | if (PyObject_SetAttrString (result.get (), "name", arg.get ()) < 0) |
221 | return NULL; | |
2c74e833 | 222 | |
1b20edf0 TT |
223 | arg = gdbpy_ref<>::new_reference (TYPE_FIELD_ARTIFICIAL (type, field) |
224 | ? Py_True : Py_False); | |
3bb43384 TT |
225 | if (PyObject_SetAttrString (result.get (), "artificial", arg.get ()) < 0) |
226 | return NULL; | |
2c74e833 | 227 | |
4753d33b | 228 | if (TYPE_CODE (type) == TYPE_CODE_STRUCT) |
1b20edf0 TT |
229 | arg = gdbpy_ref<>::new_reference (field < TYPE_N_BASECLASSES (type) |
230 | ? Py_True : Py_False); | |
bfd31e71 | 231 | else |
1b20edf0 | 232 | arg = gdbpy_ref<>::new_reference (Py_False); |
3bb43384 TT |
233 | if (PyObject_SetAttrString (result.get (), "is_base_class", arg.get ()) < 0) |
234 | return NULL; | |
235 | ||
236 | arg.reset (PyLong_FromLong (TYPE_FIELD_BITSIZE (type, field))); | |
237 | if (arg == NULL) | |
238 | return NULL; | |
239 | if (PyObject_SetAttrString (result.get (), "bitsize", arg.get ()) < 0) | |
240 | return NULL; | |
2c74e833 TT |
241 | |
242 | /* A field can have a NULL type in some situations. */ | |
243 | if (TYPE_FIELD_TYPE (type, field) == NULL) | |
1b20edf0 | 244 | arg = gdbpy_ref<>::new_reference (Py_None); |
2c74e833 | 245 | else |
3bb43384 TT |
246 | arg.reset (type_to_type_object (TYPE_FIELD_TYPE (type, field))); |
247 | if (arg == NULL) | |
248 | return NULL; | |
249 | if (PyObject_SetAttrString (result.get (), "type", arg.get ()) < 0) | |
250 | return NULL; | |
2c74e833 | 251 | |
1b20edf0 | 252 | return result; |
2c74e833 TT |
253 | } |
254 | ||
a73bb892 PK |
255 | /* Helper function to return the name of a field, as a gdb.Field object. |
256 | If the field doesn't have a name, None is returned. */ | |
257 | ||
1b20edf0 | 258 | static gdbpy_ref<> |
a73bb892 | 259 | field_name (struct type *type, int field) |
2c74e833 | 260 | { |
1b20edf0 | 261 | gdbpy_ref<> result; |
a73bb892 PK |
262 | |
263 | if (TYPE_FIELD_NAME (type, field)) | |
1b20edf0 | 264 | result.reset (PyString_FromString (TYPE_FIELD_NAME (type, field))); |
a73bb892 | 265 | else |
1b20edf0 TT |
266 | result = gdbpy_ref<>::new_reference (Py_None); |
267 | ||
a73bb892 PK |
268 | return result; |
269 | } | |
270 | ||
271 | /* Helper function for Type standard mapping methods. Returns a | |
272 | Python object for field i of the type. "kind" specifies what to | |
273 | return: the name of the field, a gdb.Field object corresponding to | |
274 | the field, or a tuple consisting of field name and gdb.Field | |
275 | object. */ | |
276 | ||
1b20edf0 | 277 | static gdbpy_ref<> |
a73bb892 PK |
278 | make_fielditem (struct type *type, int i, enum gdbpy_iter_kind kind) |
279 | { | |
a73bb892 PK |
280 | switch (kind) |
281 | { | |
282 | case iter_items: | |
3bb43384 | 283 | { |
7780f186 | 284 | gdbpy_ref<> key (field_name (type, i)); |
3bb43384 TT |
285 | if (key == NULL) |
286 | return NULL; | |
1b20edf0 | 287 | gdbpy_ref<> value = convert_field (type, i); |
3bb43384 TT |
288 | if (value == NULL) |
289 | return NULL; | |
7780f186 | 290 | gdbpy_ref<> item (PyTuple_New (2)); |
3bb43384 TT |
291 | if (item == NULL) |
292 | return NULL; | |
293 | PyTuple_SET_ITEM (item.get (), 0, key.release ()); | |
294 | PyTuple_SET_ITEM (item.get (), 1, value.release ()); | |
1b20edf0 | 295 | return item; |
3bb43384 | 296 | } |
a73bb892 | 297 | case iter_keys: |
3bb43384 | 298 | return field_name (type, i); |
a73bb892 | 299 | case iter_values: |
3bb43384 | 300 | return convert_field (type, i); |
a73bb892 | 301 | } |
3bb43384 | 302 | gdb_assert_not_reached ("invalid gdbpy_iter_kind"); |
a73bb892 PK |
303 | } |
304 | ||
305 | /* Return a sequence of all field names, fields, or (name, field) pairs. | |
306 | Each field is a gdb.Field object. */ | |
307 | ||
308 | static PyObject * | |
309 | typy_fields_items (PyObject *self, enum gdbpy_iter_kind kind) | |
310 | { | |
f6b47be4 | 311 | PyObject *py_type = self; |
f6b47be4 DE |
312 | struct type *type = ((type_object *) py_type)->type; |
313 | struct type *checked_type = type; | |
314 | ||
492d29ea | 315 | TRY |
f6b47be4 | 316 | { |
f168693b | 317 | checked_type = check_typedef (checked_type); |
f6b47be4 | 318 | } |
492d29ea PA |
319 | CATCH (except, RETURN_MASK_ALL) |
320 | { | |
321 | GDB_PY_HANDLE_EXCEPTION (except); | |
322 | } | |
323 | END_CATCH | |
f6b47be4 | 324 | |
2a3c71d6 | 325 | gdbpy_ref<> type_holder; |
f6b47be4 | 326 | if (checked_type != type) |
f6b47be4 | 327 | { |
2a3c71d6 TT |
328 | type_holder.reset (type_to_type_object (checked_type)); |
329 | if (type_holder == nullptr) | |
330 | return nullptr; | |
331 | py_type = type_holder.get (); | |
f6b47be4 | 332 | } |
2a3c71d6 TT |
333 | gdbpy_ref<> iter (typy_make_iter (py_type, kind)); |
334 | if (iter == nullptr) | |
335 | return nullptr; | |
f6b47be4 | 336 | |
2a3c71d6 | 337 | return PySequence_List (iter.get ()); |
a73bb892 PK |
338 | } |
339 | ||
340 | /* Return a sequence of all fields. Each field is a gdb.Field object. */ | |
341 | ||
342 | static PyObject * | |
9cc10fd1 | 343 | typy_values (PyObject *self, PyObject *args) |
a73bb892 PK |
344 | { |
345 | return typy_fields_items (self, iter_values); | |
346 | } | |
347 | ||
9cc10fd1 | 348 | /* Return a sequence of all fields. Each field is a gdb.Field object. |
256458bc | 349 | This method is similar to typy_values, except where the supplied |
9cc10fd1 PK |
350 | gdb.Type is an array, in which case it returns a list of one entry |
351 | which is a gdb.Field object for a range (the array bounds). */ | |
352 | ||
353 | static PyObject * | |
354 | typy_fields (PyObject *self, PyObject *args) | |
355 | { | |
356 | struct type *type = ((type_object *) self)->type; | |
256458bc | 357 | |
9cc10fd1 PK |
358 | if (TYPE_CODE (type) != TYPE_CODE_ARRAY) |
359 | return typy_fields_items (self, iter_values); | |
360 | ||
361 | /* Array type. Handle this as a special case because the common | |
362 | machinery wants struct or union or enum types. Build a list of | |
363 | one entry which is the range for the array. */ | |
1b20edf0 | 364 | gdbpy_ref<> r = convert_field (type, 0); |
9cc10fd1 PK |
365 | if (r == NULL) |
366 | return NULL; | |
256458bc | 367 | |
3bb43384 | 368 | return Py_BuildValue ("[O]", r.get ()); |
9cc10fd1 PK |
369 | } |
370 | ||
a73bb892 PK |
371 | /* Return a sequence of all field names. Each field is a gdb.Field object. */ |
372 | ||
373 | static PyObject * | |
374 | typy_field_names (PyObject *self, PyObject *args) | |
375 | { | |
376 | return typy_fields_items (self, iter_keys); | |
377 | } | |
378 | ||
256458bc | 379 | /* Return a sequence of all (name, fields) pairs. Each field is a |
a73bb892 PK |
380 | gdb.Field object. */ |
381 | ||
382 | static PyObject * | |
383 | typy_items (PyObject *self, PyObject *args) | |
384 | { | |
385 | return typy_fields_items (self, iter_items); | |
2c74e833 TT |
386 | } |
387 | ||
c0d48811 JB |
388 | /* Return the type's name, or None. */ |
389 | ||
390 | static PyObject * | |
391 | typy_get_name (PyObject *self, void *closure) | |
392 | { | |
393 | struct type *type = ((type_object *) self)->type; | |
394 | ||
395 | if (TYPE_NAME (type) == NULL) | |
396 | Py_RETURN_NONE; | |
397 | return PyString_FromString (TYPE_NAME (type)); | |
398 | } | |
399 | ||
2c74e833 TT |
400 | /* Return the type's tag, or None. */ |
401 | static PyObject * | |
402 | typy_get_tag (PyObject *self, void *closure) | |
403 | { | |
404 | struct type *type = ((type_object *) self)->type; | |
e86ca25f | 405 | const char *tagname = nullptr; |
d59b6f6c | 406 | |
e86ca25f TT |
407 | if (TYPE_CODE (type) == TYPE_CODE_STRUCT |
408 | || TYPE_CODE (type) == TYPE_CODE_UNION | |
409 | || TYPE_CODE (type) == TYPE_CODE_ENUM) | |
410 | tagname = TYPE_NAME (type); | |
411 | ||
412 | if (tagname == nullptr) | |
2c74e833 | 413 | Py_RETURN_NONE; |
e86ca25f | 414 | return PyString_FromString (tagname); |
2c74e833 TT |
415 | } |
416 | ||
417 | /* Return the type, stripped of typedefs. */ | |
418 | static PyObject * | |
419 | typy_strip_typedefs (PyObject *self, PyObject *args) | |
420 | { | |
421 | struct type *type = ((type_object *) self)->type; | |
5d9c5995 | 422 | |
492d29ea | 423 | TRY |
5d9c5995 PM |
424 | { |
425 | type = check_typedef (type); | |
426 | } | |
492d29ea PA |
427 | CATCH (except, RETURN_MASK_ALL) |
428 | { | |
429 | GDB_PY_HANDLE_EXCEPTION (except); | |
430 | } | |
431 | END_CATCH | |
2c74e833 | 432 | |
bc9abe4a | 433 | return type_to_type_object (type); |
2c74e833 TT |
434 | } |
435 | ||
9cc10fd1 PK |
436 | /* Strip typedefs and pointers/reference from a type. Then check that |
437 | it is a struct, union, or enum type. If not, raise TypeError. */ | |
438 | ||
439 | static struct type * | |
440 | typy_get_composite (struct type *type) | |
441 | { | |
9cc10fd1 PK |
442 | |
443 | for (;;) | |
444 | { | |
492d29ea | 445 | TRY |
9cc10fd1 | 446 | { |
f168693b | 447 | type = check_typedef (type); |
9cc10fd1 | 448 | } |
492d29ea PA |
449 | CATCH (except, RETURN_MASK_ALL) |
450 | { | |
451 | GDB_PY_HANDLE_EXCEPTION (except); | |
452 | } | |
453 | END_CATCH | |
9cc10fd1 | 454 | |
aa006118 | 455 | if (TYPE_CODE (type) != TYPE_CODE_PTR && !TYPE_IS_REFERENCE (type)) |
9cc10fd1 PK |
456 | break; |
457 | type = TYPE_TARGET_TYPE (type); | |
458 | } | |
459 | ||
460 | /* If this is not a struct, union, or enum type, raise TypeError | |
461 | exception. */ | |
256458bc | 462 | if (TYPE_CODE (type) != TYPE_CODE_STRUCT |
9cc10fd1 | 463 | && TYPE_CODE (type) != TYPE_CODE_UNION |
bed91f4d SM |
464 | && TYPE_CODE (type) != TYPE_CODE_ENUM |
465 | && TYPE_CODE (type) != TYPE_CODE_FUNC) | |
9cc10fd1 PK |
466 | { |
467 | PyErr_SetString (PyExc_TypeError, | |
bed91f4d | 468 | "Type is not a structure, union, enum, or function type."); |
9cc10fd1 PK |
469 | return NULL; |
470 | } | |
256458bc | 471 | |
9cc10fd1 PK |
472 | return type; |
473 | } | |
474 | ||
a72c3253 | 475 | /* Helper for typy_array and typy_vector. */ |
702c2711 TT |
476 | |
477 | static PyObject * | |
a72c3253 | 478 | typy_array_1 (PyObject *self, PyObject *args, int is_vector) |
702c2711 | 479 | { |
74aedc46 | 480 | long n1, n2; |
702c2711 TT |
481 | PyObject *n2_obj = NULL; |
482 | struct type *array = NULL; | |
483 | struct type *type = ((type_object *) self)->type; | |
702c2711 | 484 | |
74aedc46 | 485 | if (! PyArg_ParseTuple (args, "l|O", &n1, &n2_obj)) |
702c2711 TT |
486 | return NULL; |
487 | ||
488 | if (n2_obj) | |
489 | { | |
490 | if (!PyInt_Check (n2_obj)) | |
491 | { | |
492 | PyErr_SetString (PyExc_RuntimeError, | |
493 | _("Array bound must be an integer")); | |
494 | return NULL; | |
495 | } | |
74aedc46 TT |
496 | |
497 | if (! gdb_py_int_as_long (n2_obj, &n2)) | |
702c2711 TT |
498 | return NULL; |
499 | } | |
500 | else | |
501 | { | |
502 | n2 = n1; | |
503 | n1 = 0; | |
504 | } | |
505 | ||
e810d75b | 506 | if (n2 < n1 - 1) /* Note: An empty array has n2 == n1 - 1. */ |
702c2711 TT |
507 | { |
508 | PyErr_SetString (PyExc_ValueError, | |
509 | _("Array length must not be negative")); | |
510 | return NULL; | |
511 | } | |
512 | ||
492d29ea | 513 | TRY |
702c2711 TT |
514 | { |
515 | array = lookup_array_range_type (type, n1, n2); | |
a72c3253 DE |
516 | if (is_vector) |
517 | make_vector_type (array); | |
702c2711 | 518 | } |
492d29ea PA |
519 | CATCH (except, RETURN_MASK_ALL) |
520 | { | |
521 | GDB_PY_HANDLE_EXCEPTION (except); | |
522 | } | |
523 | END_CATCH | |
702c2711 TT |
524 | |
525 | return type_to_type_object (array); | |
526 | } | |
527 | ||
a72c3253 DE |
528 | /* Return an array type. */ |
529 | ||
530 | static PyObject * | |
531 | typy_array (PyObject *self, PyObject *args) | |
532 | { | |
533 | return typy_array_1 (self, args, 0); | |
534 | } | |
535 | ||
536 | /* Return a vector type. */ | |
537 | ||
538 | static PyObject * | |
539 | typy_vector (PyObject *self, PyObject *args) | |
540 | { | |
541 | return typy_array_1 (self, args, 1); | |
542 | } | |
543 | ||
2c74e833 TT |
544 | /* Return a Type object which represents a pointer to SELF. */ |
545 | static PyObject * | |
546 | typy_pointer (PyObject *self, PyObject *args) | |
547 | { | |
548 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 549 | |
492d29ea | 550 | TRY |
2c74e833 TT |
551 | { |
552 | type = lookup_pointer_type (type); | |
553 | } | |
492d29ea PA |
554 | CATCH (except, RETURN_MASK_ALL) |
555 | { | |
556 | GDB_PY_HANDLE_EXCEPTION (except); | |
557 | } | |
558 | END_CATCH | |
2c74e833 TT |
559 | |
560 | return type_to_type_object (type); | |
561 | } | |
562 | ||
361ae042 PM |
563 | /* Return the range of a type represented by SELF. The return type is |
564 | a tuple. The first element of the tuple contains the low bound, | |
565 | while the second element of the tuple contains the high bound. */ | |
566 | static PyObject * | |
567 | typy_range (PyObject *self, PyObject *args) | |
568 | { | |
569 | struct type *type = ((type_object *) self)->type; | |
8d099ae9 PM |
570 | /* Initialize these to appease GCC warnings. */ |
571 | LONGEST low = 0, high = 0; | |
361ae042 PM |
572 | |
573 | if (TYPE_CODE (type) != TYPE_CODE_ARRAY | |
574 | && TYPE_CODE (type) != TYPE_CODE_STRING | |
575 | && TYPE_CODE (type) != TYPE_CODE_RANGE) | |
576 | { | |
577 | PyErr_SetString (PyExc_RuntimeError, | |
044c0f87 | 578 | _("This type does not have a range.")); |
361ae042 PM |
579 | return NULL; |
580 | } | |
581 | ||
582 | switch (TYPE_CODE (type)) | |
583 | { | |
584 | case TYPE_CODE_ARRAY: | |
585 | case TYPE_CODE_STRING: | |
586 | low = TYPE_LOW_BOUND (TYPE_INDEX_TYPE (type)); | |
587 | high = TYPE_HIGH_BOUND (TYPE_INDEX_TYPE (type)); | |
588 | break; | |
589 | case TYPE_CODE_RANGE: | |
590 | low = TYPE_LOW_BOUND (type); | |
591 | high = TYPE_HIGH_BOUND (type); | |
592 | break; | |
593 | } | |
594 | ||
7780f186 | 595 | gdbpy_ref<> low_bound (PyLong_FromLong (low)); |
3bb43384 TT |
596 | if (low_bound == NULL) |
597 | return NULL; | |
361ae042 | 598 | |
7780f186 | 599 | gdbpy_ref<> high_bound (PyLong_FromLong (high)); |
3bb43384 TT |
600 | if (high_bound == NULL) |
601 | return NULL; | |
361ae042 | 602 | |
7780f186 | 603 | gdbpy_ref<> result (PyTuple_New (2)); |
3bb43384 TT |
604 | if (result == NULL) |
605 | return NULL; | |
256458bc | 606 | |
3bb43384 TT |
607 | if (PyTuple_SetItem (result.get (), 0, low_bound.release ()) != 0 |
608 | || PyTuple_SetItem (result.get (), 1, high_bound.release ()) != 0) | |
609 | return NULL; | |
610 | return result.release (); | |
361ae042 PM |
611 | } |
612 | ||
2c74e833 TT |
613 | /* Return a Type object which represents a reference to SELF. */ |
614 | static PyObject * | |
615 | typy_reference (PyObject *self, PyObject *args) | |
616 | { | |
617 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 618 | |
492d29ea | 619 | TRY |
2c74e833 | 620 | { |
3b224330 | 621 | type = lookup_lvalue_reference_type (type); |
2c74e833 | 622 | } |
492d29ea PA |
623 | CATCH (except, RETURN_MASK_ALL) |
624 | { | |
625 | GDB_PY_HANDLE_EXCEPTION (except); | |
626 | } | |
627 | END_CATCH | |
2c74e833 TT |
628 | |
629 | return type_to_type_object (type); | |
630 | } | |
631 | ||
632 | /* Return a Type object which represents the target type of SELF. */ | |
633 | static PyObject * | |
634 | typy_target (PyObject *self, PyObject *args) | |
635 | { | |
636 | struct type *type = ((type_object *) self)->type; | |
637 | ||
638 | if (!TYPE_TARGET_TYPE (type)) | |
639 | { | |
256458bc | 640 | PyErr_SetString (PyExc_RuntimeError, |
044c0f87 | 641 | _("Type does not have a target.")); |
2c74e833 TT |
642 | return NULL; |
643 | } | |
644 | ||
645 | return type_to_type_object (TYPE_TARGET_TYPE (type)); | |
646 | } | |
647 | ||
648 | /* Return a const-qualified type variant. */ | |
649 | static PyObject * | |
650 | typy_const (PyObject *self, PyObject *args) | |
651 | { | |
652 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 653 | |
492d29ea | 654 | TRY |
2c74e833 TT |
655 | { |
656 | type = make_cv_type (1, 0, type, NULL); | |
657 | } | |
492d29ea PA |
658 | CATCH (except, RETURN_MASK_ALL) |
659 | { | |
660 | GDB_PY_HANDLE_EXCEPTION (except); | |
661 | } | |
662 | END_CATCH | |
2c74e833 TT |
663 | |
664 | return type_to_type_object (type); | |
665 | } | |
666 | ||
667 | /* Return a volatile-qualified type variant. */ | |
668 | static PyObject * | |
669 | typy_volatile (PyObject *self, PyObject *args) | |
670 | { | |
671 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 672 | |
492d29ea | 673 | TRY |
2c74e833 TT |
674 | { |
675 | type = make_cv_type (0, 1, type, NULL); | |
676 | } | |
492d29ea PA |
677 | CATCH (except, RETURN_MASK_ALL) |
678 | { | |
679 | GDB_PY_HANDLE_EXCEPTION (except); | |
680 | } | |
681 | END_CATCH | |
2c74e833 TT |
682 | |
683 | return type_to_type_object (type); | |
684 | } | |
685 | ||
686 | /* Return an unqualified type variant. */ | |
687 | static PyObject * | |
688 | typy_unqualified (PyObject *self, PyObject *args) | |
689 | { | |
690 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 691 | |
492d29ea | 692 | TRY |
2c74e833 TT |
693 | { |
694 | type = make_cv_type (0, 0, type, NULL); | |
695 | } | |
492d29ea PA |
696 | CATCH (except, RETURN_MASK_ALL) |
697 | { | |
698 | GDB_PY_HANDLE_EXCEPTION (except); | |
699 | } | |
700 | END_CATCH | |
2c74e833 TT |
701 | |
702 | return type_to_type_object (type); | |
703 | } | |
704 | ||
705 | /* Return the size of the type represented by SELF, in bytes. */ | |
706 | static PyObject * | |
707 | typy_get_sizeof (PyObject *self, void *closure) | |
708 | { | |
709 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 710 | |
492d29ea | 711 | TRY |
2c74e833 TT |
712 | { |
713 | check_typedef (type); | |
714 | } | |
492d29ea PA |
715 | CATCH (except, RETURN_MASK_ALL) |
716 | { | |
717 | } | |
718 | END_CATCH | |
719 | ||
2c74e833 TT |
720 | /* Ignore exceptions. */ |
721 | ||
200bc880 | 722 | return gdb_py_long_from_longest (TYPE_LENGTH (type)); |
2c74e833 TT |
723 | } |
724 | ||
6d7bb824 TT |
725 | /* Return the alignment of the type represented by SELF, in bytes. */ |
726 | static PyObject * | |
727 | typy_get_alignof (PyObject *self, void *closure) | |
728 | { | |
729 | struct type *type = ((type_object *) self)->type; | |
730 | ||
731 | ULONGEST align = 0; | |
732 | TRY | |
733 | { | |
734 | align = type_align (type); | |
735 | } | |
736 | CATCH (except, RETURN_MASK_ALL) | |
737 | { | |
738 | align = 0; | |
739 | } | |
740 | END_CATCH | |
741 | ||
742 | /* Ignore exceptions. */ | |
743 | ||
12dfa12a | 744 | return gdb_py_object_from_ulongest (align).release (); |
6d7bb824 TT |
745 | } |
746 | ||
2c74e833 | 747 | static struct type * |
9df2fbc4 | 748 | typy_lookup_typename (const char *type_name, const struct block *block) |
2c74e833 TT |
749 | { |
750 | struct type *type = NULL; | |
d59b6f6c | 751 | |
492d29ea | 752 | TRY |
2c74e833 | 753 | { |
61012eef | 754 | if (startswith (type_name, "struct ")) |
2c74e833 | 755 | type = lookup_struct (type_name + 7, NULL); |
61012eef | 756 | else if (startswith (type_name, "union ")) |
2c74e833 | 757 | type = lookup_union (type_name + 6, NULL); |
61012eef | 758 | else if (startswith (type_name, "enum ")) |
2c74e833 TT |
759 | type = lookup_enum (type_name + 5, NULL); |
760 | else | |
d452c4bc | 761 | type = lookup_typename (python_language, python_gdbarch, |
5107b149 | 762 | type_name, block, 0); |
2c74e833 | 763 | } |
492d29ea PA |
764 | CATCH (except, RETURN_MASK_ALL) |
765 | { | |
766 | GDB_PY_HANDLE_EXCEPTION (except); | |
767 | } | |
768 | END_CATCH | |
2c74e833 TT |
769 | |
770 | return type; | |
771 | } | |
772 | ||
773 | static struct type * | |
5107b149 | 774 | typy_lookup_type (struct demangle_component *demangled, |
9df2fbc4 | 775 | const struct block *block) |
2c74e833 | 776 | { |
cd829959 | 777 | struct type *type, *rtype = NULL; |
2c74e833 TT |
778 | enum demangle_component_type demangled_type; |
779 | ||
780 | /* Save the type: typy_lookup_type() may (indirectly) overwrite | |
781 | memory pointed by demangled. */ | |
782 | demangled_type = demangled->type; | |
783 | ||
784 | if (demangled_type == DEMANGLE_COMPONENT_POINTER | |
785 | || demangled_type == DEMANGLE_COMPONENT_REFERENCE | |
e4347c89 | 786 | || demangled_type == DEMANGLE_COMPONENT_RVALUE_REFERENCE |
2c74e833 TT |
787 | || demangled_type == DEMANGLE_COMPONENT_CONST |
788 | || demangled_type == DEMANGLE_COMPONENT_VOLATILE) | |
789 | { | |
5107b149 | 790 | type = typy_lookup_type (demangled->u.s_binary.left, block); |
2c74e833 TT |
791 | if (! type) |
792 | return NULL; | |
793 | ||
492d29ea | 794 | TRY |
76dce0be | 795 | { |
cd829959 PM |
796 | /* If the demangled_type matches with one of the types |
797 | below, run the corresponding function and save the type | |
798 | to return later. We cannot just return here as we are in | |
799 | an exception handler. */ | |
76dce0be PM |
800 | switch (demangled_type) |
801 | { | |
802 | case DEMANGLE_COMPONENT_REFERENCE: | |
3b224330 | 803 | rtype = lookup_lvalue_reference_type (type); |
cd829959 | 804 | break; |
e4347c89 AV |
805 | case DEMANGLE_COMPONENT_RVALUE_REFERENCE: |
806 | rtype = lookup_rvalue_reference_type (type); | |
807 | break; | |
76dce0be | 808 | case DEMANGLE_COMPONENT_POINTER: |
cd829959 PM |
809 | rtype = lookup_pointer_type (type); |
810 | break; | |
76dce0be | 811 | case DEMANGLE_COMPONENT_CONST: |
cd829959 PM |
812 | rtype = make_cv_type (1, 0, type, NULL); |
813 | break; | |
76dce0be | 814 | case DEMANGLE_COMPONENT_VOLATILE: |
cd829959 PM |
815 | rtype = make_cv_type (0, 1, type, NULL); |
816 | break; | |
76dce0be | 817 | } |
76dce0be | 818 | } |
492d29ea PA |
819 | CATCH (except, RETURN_MASK_ALL) |
820 | { | |
821 | GDB_PY_HANDLE_EXCEPTION (except); | |
822 | } | |
823 | END_CATCH | |
2c74e833 | 824 | } |
256458bc | 825 | |
cd829959 PM |
826 | /* If we have a type from the switch statement above, just return |
827 | that. */ | |
828 | if (rtype) | |
829 | return rtype; | |
256458bc | 830 | |
cd829959 | 831 | /* We don't have a type, so lookup the type. */ |
29592bde PA |
832 | gdb::unique_xmalloc_ptr<char> type_name = cp_comp_to_string (demangled, 10); |
833 | return typy_lookup_typename (type_name.get (), block); | |
2c74e833 TT |
834 | } |
835 | ||
326fd672 TT |
836 | /* This is a helper function for typy_template_argument that is used |
837 | when the type does not have template symbols attached. It works by | |
838 | parsing the type name. This happens with compilers, like older | |
839 | versions of GCC, that do not emit DW_TAG_template_*. */ | |
840 | ||
2c74e833 | 841 | static PyObject * |
9df2fbc4 | 842 | typy_legacy_template_argument (struct type *type, const struct block *block, |
326fd672 | 843 | int argno) |
2c74e833 | 844 | { |
326fd672 | 845 | int i; |
2c74e833 | 846 | struct demangle_component *demangled; |
c8b23b3f | 847 | std::unique_ptr<demangle_parse_info> info; |
3513a6bb | 848 | std::string err; |
2c74e833 | 849 | struct type *argtype; |
2c74e833 TT |
850 | |
851 | if (TYPE_NAME (type) == NULL) | |
852 | { | |
5107b149 | 853 | PyErr_SetString (PyExc_RuntimeError, _("Null type name.")); |
2c74e833 TT |
854 | return NULL; |
855 | } | |
856 | ||
492d29ea | 857 | TRY |
5d9c5995 PM |
858 | { |
859 | /* Note -- this is not thread-safe. */ | |
860 | info = cp_demangled_name_to_comp (TYPE_NAME (type), &err); | |
861 | } | |
492d29ea PA |
862 | CATCH (except, RETURN_MASK_ALL) |
863 | { | |
864 | GDB_PY_HANDLE_EXCEPTION (except); | |
865 | } | |
866 | END_CATCH | |
5d9c5995 | 867 | |
3a93a0c2 | 868 | if (! info) |
2c74e833 | 869 | { |
3513a6bb | 870 | PyErr_SetString (PyExc_RuntimeError, err.c_str ()); |
2c74e833 TT |
871 | return NULL; |
872 | } | |
3a93a0c2 | 873 | demangled = info->tree; |
2c74e833 TT |
874 | |
875 | /* Strip off component names. */ | |
876 | while (demangled->type == DEMANGLE_COMPONENT_QUAL_NAME | |
877 | || demangled->type == DEMANGLE_COMPONENT_LOCAL_NAME) | |
878 | demangled = demangled->u.s_binary.right; | |
879 | ||
880 | if (demangled->type != DEMANGLE_COMPONENT_TEMPLATE) | |
881 | { | |
5107b149 | 882 | PyErr_SetString (PyExc_RuntimeError, _("Type is not a template.")); |
2c74e833 TT |
883 | return NULL; |
884 | } | |
885 | ||
886 | /* Skip from the template to the arguments. */ | |
887 | demangled = demangled->u.s_binary.right; | |
888 | ||
889 | for (i = 0; demangled && i < argno; ++i) | |
890 | demangled = demangled->u.s_binary.right; | |
891 | ||
892 | if (! demangled) | |
893 | { | |
5107b149 | 894 | PyErr_Format (PyExc_RuntimeError, _("No argument %d in template."), |
2c74e833 TT |
895 | argno); |
896 | return NULL; | |
897 | } | |
898 | ||
5107b149 | 899 | argtype = typy_lookup_type (demangled->u.s_binary.left, block); |
2c74e833 TT |
900 | if (! argtype) |
901 | return NULL; | |
902 | ||
903 | return type_to_type_object (argtype); | |
326fd672 TT |
904 | } |
905 | ||
906 | static PyObject * | |
907 | typy_template_argument (PyObject *self, PyObject *args) | |
908 | { | |
909 | int argno; | |
910 | struct type *type = ((type_object *) self)->type; | |
9df2fbc4 | 911 | const struct block *block = NULL; |
326fd672 TT |
912 | PyObject *block_obj = NULL; |
913 | struct symbol *sym; | |
914 | struct value *val = NULL; | |
326fd672 TT |
915 | |
916 | if (! PyArg_ParseTuple (args, "i|O", &argno, &block_obj)) | |
917 | return NULL; | |
918 | ||
fd3ba736 TT |
919 | if (argno < 0) |
920 | { | |
921 | PyErr_SetString (PyExc_RuntimeError, | |
922 | _("Template argument number must be non-negative")); | |
923 | return NULL; | |
924 | } | |
925 | ||
326fd672 TT |
926 | if (block_obj) |
927 | { | |
928 | block = block_object_to_block (block_obj); | |
929 | if (! block) | |
930 | { | |
931 | PyErr_SetString (PyExc_RuntimeError, | |
932 | _("Second argument must be block.")); | |
933 | return NULL; | |
934 | } | |
935 | } | |
936 | ||
492d29ea | 937 | TRY |
05d0e1e7 TT |
938 | { |
939 | type = check_typedef (type); | |
aa006118 | 940 | if (TYPE_IS_REFERENCE (type)) |
05d0e1e7 TT |
941 | type = check_typedef (TYPE_TARGET_TYPE (type)); |
942 | } | |
492d29ea PA |
943 | CATCH (except, RETURN_MASK_ALL) |
944 | { | |
945 | GDB_PY_HANDLE_EXCEPTION (except); | |
946 | } | |
947 | END_CATCH | |
326fd672 TT |
948 | |
949 | /* We might not have DW_TAG_template_*, so try to parse the type's | |
950 | name. This is inefficient if we do not have a template type -- | |
951 | but that is going to wind up as an error anyhow. */ | |
952 | if (! TYPE_N_TEMPLATE_ARGUMENTS (type)) | |
953 | return typy_legacy_template_argument (type, block, argno); | |
954 | ||
955 | if (argno >= TYPE_N_TEMPLATE_ARGUMENTS (type)) | |
956 | { | |
957 | PyErr_Format (PyExc_RuntimeError, _("No argument %d in template."), | |
958 | argno); | |
959 | return NULL; | |
960 | } | |
961 | ||
962 | sym = TYPE_TEMPLATE_ARGUMENT (type, argno); | |
963 | if (SYMBOL_CLASS (sym) == LOC_TYPEDEF) | |
964 | return type_to_type_object (SYMBOL_TYPE (sym)); | |
965 | else if (SYMBOL_CLASS (sym) == LOC_OPTIMIZED_OUT) | |
966 | { | |
967 | PyErr_Format (PyExc_RuntimeError, | |
968 | _("Template argument is optimized out")); | |
969 | return NULL; | |
970 | } | |
971 | ||
492d29ea | 972 | TRY |
326fd672 TT |
973 | { |
974 | val = value_of_variable (sym, block); | |
975 | } | |
492d29ea PA |
976 | CATCH (except, RETURN_MASK_ALL) |
977 | { | |
978 | GDB_PY_HANDLE_EXCEPTION (except); | |
979 | } | |
980 | END_CATCH | |
326fd672 TT |
981 | |
982 | return value_to_value_object (val); | |
2c74e833 TT |
983 | } |
984 | ||
985 | static PyObject * | |
986 | typy_str (PyObject *self) | |
987 | { | |
d7e74731 | 988 | string_file thetype; |
2c74e833 | 989 | |
492d29ea | 990 | TRY |
2c74e833 | 991 | { |
d7e74731 | 992 | LA_PRINT_TYPE (type_object_to_type (self), "", &thetype, -1, 0, |
53342f27 | 993 | &type_print_raw_options); |
2c74e833 | 994 | } |
492d29ea | 995 | CATCH (except, RETURN_MASK_ALL) |
2c74e833 | 996 | { |
2c74e833 TT |
997 | GDB_PY_HANDLE_EXCEPTION (except); |
998 | } | |
492d29ea | 999 | END_CATCH |
2c74e833 | 1000 | |
d7e74731 PA |
1001 | return PyUnicode_Decode (thetype.c_str (), thetype.size (), |
1002 | host_charset (), NULL); | |
2c74e833 TT |
1003 | } |
1004 | ||
d839c8a4 TT |
1005 | /* Implement the richcompare method. */ |
1006 | ||
1007 | static PyObject * | |
1008 | typy_richcompare (PyObject *self, PyObject *other, int op) | |
1009 | { | |
894882e3 | 1010 | bool result = false; |
d839c8a4 TT |
1011 | struct type *type1 = type_object_to_type (self); |
1012 | struct type *type2 = type_object_to_type (other); | |
d839c8a4 TT |
1013 | |
1014 | /* We can only compare ourselves to another Type object, and only | |
1015 | for equality or inequality. */ | |
1016 | if (type2 == NULL || (op != Py_EQ && op != Py_NE)) | |
1017 | { | |
1018 | Py_INCREF (Py_NotImplemented); | |
1019 | return Py_NotImplemented; | |
1020 | } | |
1021 | ||
1022 | if (type1 == type2) | |
894882e3 | 1023 | result = true; |
d839c8a4 TT |
1024 | else |
1025 | { | |
492d29ea | 1026 | TRY |
d839c8a4 | 1027 | { |
ca092b61 | 1028 | result = types_deeply_equal (type1, type2); |
d839c8a4 | 1029 | } |
492d29ea PA |
1030 | CATCH (except, RETURN_MASK_ALL) |
1031 | { | |
1032 | /* If there is a GDB exception, a comparison is not capable | |
1033 | (or trusted), so exit. */ | |
1034 | GDB_PY_HANDLE_EXCEPTION (except); | |
1035 | } | |
1036 | END_CATCH | |
d839c8a4 TT |
1037 | } |
1038 | ||
ca092b61 | 1039 | if (op == (result ? Py_EQ : Py_NE)) |
d839c8a4 TT |
1040 | Py_RETURN_TRUE; |
1041 | Py_RETURN_FALSE; | |
1042 | } | |
1043 | ||
2c74e833 TT |
1044 | \f |
1045 | ||
1046 | static const struct objfile_data *typy_objfile_data_key; | |
1047 | ||
1048 | static void | |
c1bd65d0 | 1049 | save_objfile_types (struct objfile *objfile, void *datum) |
2c74e833 | 1050 | { |
19ba03f4 | 1051 | type_object *obj = (type_object *) datum; |
2c74e833 | 1052 | htab_t copied_types; |
2c74e833 | 1053 | |
0646da15 TT |
1054 | if (!gdb_python_initialized) |
1055 | return; | |
1056 | ||
2c74e833 TT |
1057 | /* This prevents another thread from freeing the objects we're |
1058 | operating on. */ | |
c57af3f1 | 1059 | gdbpy_enter enter_py (get_objfile_arch (objfile), current_language); |
2c74e833 TT |
1060 | |
1061 | copied_types = create_copied_types_hash (objfile); | |
1062 | ||
1063 | while (obj) | |
1064 | { | |
1065 | type_object *next = obj->next; | |
1066 | ||
1067 | htab_empty (copied_types); | |
1068 | ||
1069 | obj->type = copy_type_recursive (objfile, obj->type, copied_types); | |
1070 | ||
1071 | obj->next = NULL; | |
1072 | obj->prev = NULL; | |
1073 | ||
1074 | obj = next; | |
1075 | } | |
1076 | ||
1077 | htab_delete (copied_types); | |
2c74e833 TT |
1078 | } |
1079 | ||
1080 | static void | |
1081 | set_type (type_object *obj, struct type *type) | |
1082 | { | |
1083 | obj->type = type; | |
1084 | obj->prev = NULL; | |
1085 | if (type && TYPE_OBJFILE (type)) | |
1086 | { | |
1087 | struct objfile *objfile = TYPE_OBJFILE (type); | |
1088 | ||
19ba03f4 SM |
1089 | obj->next = ((struct pyty_type_object *) |
1090 | objfile_data (objfile, typy_objfile_data_key)); | |
2c74e833 TT |
1091 | if (obj->next) |
1092 | obj->next->prev = obj; | |
1093 | set_objfile_data (objfile, typy_objfile_data_key, obj); | |
1094 | } | |
1095 | else | |
1096 | obj->next = NULL; | |
1097 | } | |
1098 | ||
1099 | static void | |
1100 | typy_dealloc (PyObject *obj) | |
1101 | { | |
1102 | type_object *type = (type_object *) obj; | |
1103 | ||
1104 | if (type->prev) | |
1105 | type->prev->next = type->next; | |
1106 | else if (type->type && TYPE_OBJFILE (type->type)) | |
1107 | { | |
1108 | /* Must reset head of list. */ | |
1109 | struct objfile *objfile = TYPE_OBJFILE (type->type); | |
d59b6f6c | 1110 | |
2c74e833 TT |
1111 | if (objfile) |
1112 | set_objfile_data (objfile, typy_objfile_data_key, type->next); | |
1113 | } | |
1114 | if (type->next) | |
1115 | type->next->prev = type->prev; | |
1116 | ||
9a27f2c6 | 1117 | Py_TYPE (type)->tp_free (type); |
2c74e833 TT |
1118 | } |
1119 | ||
a73bb892 PK |
1120 | /* Return number of fields ("length" of the field dictionary). */ |
1121 | ||
1122 | static Py_ssize_t | |
1123 | typy_length (PyObject *self) | |
1124 | { | |
1125 | struct type *type = ((type_object *) self)->type; | |
1126 | ||
9cc10fd1 PK |
1127 | type = typy_get_composite (type); |
1128 | if (type == NULL) | |
1129 | return -1; | |
1130 | ||
a73bb892 PK |
1131 | return TYPE_NFIELDS (type); |
1132 | } | |
1133 | ||
9cc10fd1 | 1134 | /* Implements boolean evaluation of gdb.Type. Handle this like other |
256458bc | 1135 | Python objects that don't have a meaningful truth value -- all |
9cc10fd1 PK |
1136 | values are true. */ |
1137 | ||
1138 | static int | |
1139 | typy_nonzero (PyObject *self) | |
1140 | { | |
1141 | return 1; | |
1142 | } | |
1143 | ||
59fb7612 SS |
1144 | /* Return optimized out value of this type. */ |
1145 | ||
1146 | static PyObject * | |
1147 | typy_optimized_out (PyObject *self, PyObject *args) | |
1148 | { | |
1149 | struct type *type = ((type_object *) self)->type; | |
1150 | ||
1151 | return value_to_value_object (allocate_optimized_out_value (type)); | |
1152 | } | |
1153 | ||
a73bb892 PK |
1154 | /* Return a gdb.Field object for the field named by the argument. */ |
1155 | ||
1156 | static PyObject * | |
1157 | typy_getitem (PyObject *self, PyObject *key) | |
1158 | { | |
1159 | struct type *type = ((type_object *) self)->type; | |
a73bb892 | 1160 | int i; |
76dce0be | 1161 | |
9b972014 | 1162 | gdb::unique_xmalloc_ptr<char> field = python_string_to_host_string (key); |
a73bb892 PK |
1163 | if (field == NULL) |
1164 | return NULL; | |
1165 | ||
256458bc | 1166 | /* We want just fields of this type, not of base types, so instead of |
a73bb892 PK |
1167 | using lookup_struct_elt_type, portions of that function are |
1168 | copied here. */ | |
1169 | ||
9cc10fd1 PK |
1170 | type = typy_get_composite (type); |
1171 | if (type == NULL) | |
1172 | return NULL; | |
256458bc | 1173 | |
a73bb892 PK |
1174 | for (i = 0; i < TYPE_NFIELDS (type); i++) |
1175 | { | |
0d5cff50 | 1176 | const char *t_field_name = TYPE_FIELD_NAME (type, i); |
a73bb892 | 1177 | |
9b972014 | 1178 | if (t_field_name && (strcmp_iw (t_field_name, field.get ()) == 0)) |
1b20edf0 | 1179 | return convert_field (type, i).release (); |
a73bb892 PK |
1180 | } |
1181 | PyErr_SetObject (PyExc_KeyError, key); | |
1182 | return NULL; | |
1183 | } | |
1184 | ||
256458bc | 1185 | /* Implement the "get" method on the type object. This is the |
a73bb892 PK |
1186 | same as getitem if the key is present, but returns the supplied |
1187 | default value or None if the key is not found. */ | |
1188 | ||
1189 | static PyObject * | |
1190 | typy_get (PyObject *self, PyObject *args) | |
1191 | { | |
1192 | PyObject *key, *defval = Py_None, *result; | |
256458bc | 1193 | |
a73bb892 PK |
1194 | if (!PyArg_UnpackTuple (args, "get", 1, 2, &key, &defval)) |
1195 | return NULL; | |
256458bc | 1196 | |
a73bb892 PK |
1197 | result = typy_getitem (self, key); |
1198 | if (result != NULL) | |
1199 | return result; | |
256458bc | 1200 | |
a73bb892 PK |
1201 | /* typy_getitem returned error status. If the exception is |
1202 | KeyError, clear the exception status and return the defval | |
1203 | instead. Otherwise return the exception unchanged. */ | |
1204 | if (!PyErr_ExceptionMatches (PyExc_KeyError)) | |
1205 | return NULL; | |
256458bc | 1206 | |
a73bb892 PK |
1207 | PyErr_Clear (); |
1208 | Py_INCREF (defval); | |
1209 | return defval; | |
1210 | } | |
1211 | ||
1212 | /* Implement the "has_key" method on the type object. */ | |
1213 | ||
1214 | static PyObject * | |
1215 | typy_has_key (PyObject *self, PyObject *args) | |
1216 | { | |
1217 | struct type *type = ((type_object *) self)->type; | |
2ff6b080 | 1218 | const char *field; |
a73bb892 | 1219 | int i; |
76dce0be | 1220 | |
a73bb892 PK |
1221 | if (!PyArg_ParseTuple (args, "s", &field)) |
1222 | return NULL; | |
1223 | ||
256458bc | 1224 | /* We want just fields of this type, not of base types, so instead of |
a73bb892 PK |
1225 | using lookup_struct_elt_type, portions of that function are |
1226 | copied here. */ | |
1227 | ||
9cc10fd1 PK |
1228 | type = typy_get_composite (type); |
1229 | if (type == NULL) | |
1230 | return NULL; | |
a73bb892 PK |
1231 | |
1232 | for (i = 0; i < TYPE_NFIELDS (type); i++) | |
1233 | { | |
0d5cff50 | 1234 | const char *t_field_name = TYPE_FIELD_NAME (type, i); |
a73bb892 PK |
1235 | |
1236 | if (t_field_name && (strcmp_iw (t_field_name, field) == 0)) | |
1237 | Py_RETURN_TRUE; | |
1238 | } | |
1239 | Py_RETURN_FALSE; | |
1240 | } | |
1241 | ||
1242 | /* Make an iterator object to iterate over keys, values, or items. */ | |
1243 | ||
1244 | static PyObject * | |
1245 | typy_make_iter (PyObject *self, enum gdbpy_iter_kind kind) | |
1246 | { | |
1247 | typy_iterator_object *typy_iter_obj; | |
1248 | ||
9cc10fd1 PK |
1249 | /* Check that "self" is a structure or union type. */ |
1250 | if (typy_get_composite (((type_object *) self)->type) == NULL) | |
1251 | return NULL; | |
256458bc | 1252 | |
a73bb892 PK |
1253 | typy_iter_obj = PyObject_New (typy_iterator_object, |
1254 | &type_iterator_object_type); | |
1255 | if (typy_iter_obj == NULL) | |
1256 | return NULL; | |
1257 | ||
1258 | typy_iter_obj->field = 0; | |
1259 | typy_iter_obj->kind = kind; | |
1260 | Py_INCREF (self); | |
1261 | typy_iter_obj->source = (type_object *) self; | |
1262 | ||
1263 | return (PyObject *) typy_iter_obj; | |
1264 | } | |
1265 | ||
1266 | /* iteritems() method. */ | |
1267 | ||
1268 | static PyObject * | |
1269 | typy_iteritems (PyObject *self, PyObject *args) | |
1270 | { | |
1271 | return typy_make_iter (self, iter_items); | |
1272 | } | |
1273 | ||
1274 | /* iterkeys() method. */ | |
1275 | ||
1276 | static PyObject * | |
1277 | typy_iterkeys (PyObject *self, PyObject *args) | |
1278 | { | |
1279 | return typy_make_iter (self, iter_keys); | |
1280 | } | |
1281 | ||
1282 | /* Iterating over the class, same as iterkeys except for the function | |
1283 | signature. */ | |
1284 | ||
1285 | static PyObject * | |
1286 | typy_iter (PyObject *self) | |
1287 | { | |
1288 | return typy_make_iter (self, iter_keys); | |
1289 | } | |
1290 | ||
1291 | /* itervalues() method. */ | |
1292 | ||
1293 | static PyObject * | |
1294 | typy_itervalues (PyObject *self, PyObject *args) | |
1295 | { | |
1296 | return typy_make_iter (self, iter_values); | |
1297 | } | |
1298 | ||
1299 | /* Return a reference to the type iterator. */ | |
1300 | ||
1301 | static PyObject * | |
1302 | typy_iterator_iter (PyObject *self) | |
1303 | { | |
1304 | Py_INCREF (self); | |
1305 | return self; | |
1306 | } | |
1307 | ||
1308 | /* Return the next field in the iteration through the list of fields | |
1309 | of the type. */ | |
1310 | ||
1311 | static PyObject * | |
1312 | typy_iterator_iternext (PyObject *self) | |
1313 | { | |
1314 | typy_iterator_object *iter_obj = (typy_iterator_object *) self; | |
1315 | struct type *type = iter_obj->source->type; | |
256458bc | 1316 | |
a73bb892 PK |
1317 | if (iter_obj->field < TYPE_NFIELDS (type)) |
1318 | { | |
1b20edf0 TT |
1319 | gdbpy_ref<> result = make_fielditem (type, iter_obj->field, |
1320 | iter_obj->kind); | |
a73bb892 PK |
1321 | if (result != NULL) |
1322 | iter_obj->field++; | |
1b20edf0 | 1323 | return result.release (); |
a73bb892 PK |
1324 | } |
1325 | ||
1326 | return NULL; | |
1327 | } | |
1328 | ||
1329 | static void | |
1330 | typy_iterator_dealloc (PyObject *obj) | |
1331 | { | |
1332 | typy_iterator_object *iter_obj = (typy_iterator_object *) obj; | |
1333 | ||
1334 | Py_DECREF (iter_obj->source); | |
1335 | } | |
1336 | ||
2c74e833 TT |
1337 | /* Create a new Type referring to TYPE. */ |
1338 | PyObject * | |
1339 | type_to_type_object (struct type *type) | |
1340 | { | |
1341 | type_object *type_obj; | |
1342 | ||
1343 | type_obj = PyObject_New (type_object, &type_object_type); | |
1344 | if (type_obj) | |
1345 | set_type (type_obj, type); | |
1346 | ||
1347 | return (PyObject *) type_obj; | |
1348 | } | |
1349 | ||
1350 | struct type * | |
1351 | type_object_to_type (PyObject *obj) | |
1352 | { | |
1353 | if (! PyObject_TypeCheck (obj, &type_object_type)) | |
1354 | return NULL; | |
1355 | return ((type_object *) obj)->type; | |
1356 | } | |
1357 | ||
1358 | \f | |
1359 | ||
1360 | /* Implementation of gdb.lookup_type. */ | |
1361 | PyObject * | |
1362 | gdbpy_lookup_type (PyObject *self, PyObject *args, PyObject *kw) | |
1363 | { | |
2adadf51 | 1364 | static const char *keywords[] = { "name", "block", NULL }; |
ddd49eee | 1365 | const char *type_name = NULL; |
2c74e833 | 1366 | struct type *type = NULL; |
5107b149 | 1367 | PyObject *block_obj = NULL; |
9df2fbc4 | 1368 | const struct block *block = NULL; |
2c74e833 | 1369 | |
2adadf51 PA |
1370 | if (!gdb_PyArg_ParseTupleAndKeywords (args, kw, "s|O", keywords, |
1371 | &type_name, &block_obj)) | |
2c74e833 TT |
1372 | return NULL; |
1373 | ||
5107b149 PM |
1374 | if (block_obj) |
1375 | { | |
1376 | block = block_object_to_block (block_obj); | |
1377 | if (! block) | |
1378 | { | |
1379 | PyErr_SetString (PyExc_RuntimeError, | |
1380 | _("'block' argument must be a Block.")); | |
1381 | return NULL; | |
1382 | } | |
1383 | } | |
1384 | ||
1385 | type = typy_lookup_typename (type_name, block); | |
2c74e833 TT |
1386 | if (! type) |
1387 | return NULL; | |
1388 | ||
8833fbf0 | 1389 | return type_to_type_object (type); |
2c74e833 TT |
1390 | } |
1391 | ||
999633ed | 1392 | int |
2c74e833 TT |
1393 | gdbpy_initialize_types (void) |
1394 | { | |
1395 | int i; | |
1396 | ||
1397 | typy_objfile_data_key | |
c1bd65d0 | 1398 | = register_objfile_data_with_cleanup (save_objfile_types, NULL); |
2c74e833 TT |
1399 | |
1400 | if (PyType_Ready (&type_object_type) < 0) | |
999633ed | 1401 | return -1; |
2c74e833 | 1402 | if (PyType_Ready (&field_object_type) < 0) |
999633ed | 1403 | return -1; |
a73bb892 | 1404 | if (PyType_Ready (&type_iterator_object_type) < 0) |
999633ed | 1405 | return -1; |
2c74e833 TT |
1406 | |
1407 | for (i = 0; pyty_codes[i].name; ++i) | |
1408 | { | |
6c28e44a | 1409 | if (PyModule_AddIntConstant (gdb_module, pyty_codes[i].name, |
2c74e833 | 1410 | pyty_codes[i].code) < 0) |
999633ed | 1411 | return -1; |
2c74e833 TT |
1412 | } |
1413 | ||
aa36459a TT |
1414 | if (gdb_pymodule_addobject (gdb_module, "Type", |
1415 | (PyObject *) &type_object_type) < 0) | |
999633ed | 1416 | return -1; |
2c74e833 | 1417 | |
aa36459a TT |
1418 | if (gdb_pymodule_addobject (gdb_module, "TypeIterator", |
1419 | (PyObject *) &type_iterator_object_type) < 0) | |
999633ed | 1420 | return -1; |
a73bb892 | 1421 | |
aa36459a TT |
1422 | return gdb_pymodule_addobject (gdb_module, "Field", |
1423 | (PyObject *) &field_object_type); | |
2c74e833 TT |
1424 | } |
1425 | ||
1426 | \f | |
1427 | ||
0d1f4ceb | 1428 | static gdb_PyGetSetDef type_object_getset[] = |
2c74e833 | 1429 | { |
6d7bb824 TT |
1430 | { "alignof", typy_get_alignof, NULL, |
1431 | "The alignment of this type, in bytes.", NULL }, | |
2c74e833 TT |
1432 | { "code", typy_get_code, NULL, |
1433 | "The code for this type.", NULL }, | |
c0d48811 JB |
1434 | { "name", typy_get_name, NULL, |
1435 | "The name for this type, or None.", NULL }, | |
2c74e833 TT |
1436 | { "sizeof", typy_get_sizeof, NULL, |
1437 | "The size of this type, in bytes.", NULL }, | |
1438 | { "tag", typy_get_tag, NULL, | |
1439 | "The tag name for this type, or None.", NULL }, | |
1440 | { NULL } | |
1441 | }; | |
1442 | ||
1443 | static PyMethodDef type_object_methods[] = | |
1444 | { | |
702c2711 | 1445 | { "array", typy_array, METH_VARARGS, |
f28c316a DE |
1446 | "array ([LOW_BOUND,] HIGH_BOUND) -> Type\n\ |
1447 | Return a type which represents an array of objects of this type.\n\ | |
1448 | The bounds of the array are [LOW_BOUND, HIGH_BOUND] inclusive.\n\ | |
1449 | If LOW_BOUND is omitted, a value of zero is used." }, | |
a72c3253 DE |
1450 | { "vector", typy_vector, METH_VARARGS, |
1451 | "vector ([LOW_BOUND,] HIGH_BOUND) -> Type\n\ | |
1452 | Return a type which represents a vector of objects of this type.\n\ | |
1453 | The bounds of the array are [LOW_BOUND, HIGH_BOUND] inclusive.\n\ | |
1454 | If LOW_BOUND is omitted, a value of zero is used.\n\ | |
1455 | Vectors differ from arrays in that if the current language has C-style\n\ | |
1456 | arrays, vectors don't decay to a pointer to the first element.\n\ | |
1457 | They are first class values." }, | |
a73bb892 PK |
1458 | { "__contains__", typy_has_key, METH_VARARGS, |
1459 | "T.__contains__(k) -> True if T has a field named k, else False" }, | |
2c74e833 TT |
1460 | { "const", typy_const, METH_NOARGS, |
1461 | "const () -> Type\n\ | |
1462 | Return a const variant of this type." }, | |
59fb7612 SS |
1463 | { "optimized_out", typy_optimized_out, METH_NOARGS, |
1464 | "optimized_out() -> Value\n\ | |
1465 | Return optimized out value of this type." }, | |
2c74e833 | 1466 | { "fields", typy_fields, METH_NOARGS, |
a73bb892 PK |
1467 | "fields () -> list\n\ |
1468 | Return a list holding all the fields of this type.\n\ | |
1469 | Each field is a gdb.Field object." }, | |
1470 | { "get", typy_get, METH_VARARGS, | |
1471 | "T.get(k[,default]) -> returns field named k in T, if it exists;\n\ | |
1472 | otherwise returns default, if supplied, or None if not." }, | |
1473 | { "has_key", typy_has_key, METH_VARARGS, | |
1474 | "T.has_key(k) -> True if T has a field named k, else False" }, | |
1475 | { "items", typy_items, METH_NOARGS, | |
1476 | "items () -> list\n\ | |
1477 | Return a list of (name, field) pairs of this type.\n\ | |
1478 | Each field is a gdb.Field object." }, | |
1479 | { "iteritems", typy_iteritems, METH_NOARGS, | |
1480 | "iteritems () -> an iterator over the (name, field)\n\ | |
1481 | pairs of this type. Each field is a gdb.Field object." }, | |
1482 | { "iterkeys", typy_iterkeys, METH_NOARGS, | |
1483 | "iterkeys () -> an iterator over the field names of this type." }, | |
1484 | { "itervalues", typy_itervalues, METH_NOARGS, | |
1485 | "itervalues () -> an iterator over the fields of this type.\n\ | |
1486 | Each field is a gdb.Field object." }, | |
1487 | { "keys", typy_field_names, METH_NOARGS, | |
1488 | "keys () -> list\n\ | |
1489 | Return a list holding all the fields names of this type." }, | |
2c74e833 TT |
1490 | { "pointer", typy_pointer, METH_NOARGS, |
1491 | "pointer () -> Type\n\ | |
1492 | Return a type of pointer to this type." }, | |
361ae042 PM |
1493 | { "range", typy_range, METH_NOARGS, |
1494 | "range () -> tuple\n\ | |
1495 | Return a tuple containing the lower and upper range for this type."}, | |
2c74e833 TT |
1496 | { "reference", typy_reference, METH_NOARGS, |
1497 | "reference () -> Type\n\ | |
1498 | Return a type of reference to this type." }, | |
1499 | { "strip_typedefs", typy_strip_typedefs, METH_NOARGS, | |
1500 | "strip_typedefs () -> Type\n\ | |
1501 | Return a type formed by stripping this type of all typedefs."}, | |
1502 | { "target", typy_target, METH_NOARGS, | |
1503 | "target () -> Type\n\ | |
1504 | Return the target type of this type." }, | |
1505 | { "template_argument", typy_template_argument, METH_VARARGS, | |
5107b149 | 1506 | "template_argument (arg, [block]) -> Type\n\ |
2c74e833 TT |
1507 | Return the type of a template argument." }, |
1508 | { "unqualified", typy_unqualified, METH_NOARGS, | |
1509 | "unqualified () -> Type\n\ | |
1510 | Return a variant of this type without const or volatile attributes." }, | |
9cc10fd1 | 1511 | { "values", typy_values, METH_NOARGS, |
a73bb892 PK |
1512 | "values () -> list\n\ |
1513 | Return a list holding all the fields of this type.\n\ | |
1514 | Each field is a gdb.Field object." }, | |
2c74e833 TT |
1515 | { "volatile", typy_volatile, METH_NOARGS, |
1516 | "volatile () -> Type\n\ | |
1517 | Return a volatile variant of this type" }, | |
1518 | { NULL } | |
1519 | }; | |
1520 | ||
9cc10fd1 PK |
1521 | static PyNumberMethods type_object_as_number = { |
1522 | NULL, /* nb_add */ | |
1523 | NULL, /* nb_subtract */ | |
1524 | NULL, /* nb_multiply */ | |
9a27f2c6 | 1525 | #ifndef IS_PY3K |
9cc10fd1 | 1526 | NULL, /* nb_divide */ |
9a27f2c6 | 1527 | #endif |
9cc10fd1 PK |
1528 | NULL, /* nb_remainder */ |
1529 | NULL, /* nb_divmod */ | |
1530 | NULL, /* nb_power */ | |
1531 | NULL, /* nb_negative */ | |
1532 | NULL, /* nb_positive */ | |
1533 | NULL, /* nb_absolute */ | |
1534 | typy_nonzero, /* nb_nonzero */ | |
1535 | NULL, /* nb_invert */ | |
1536 | NULL, /* nb_lshift */ | |
1537 | NULL, /* nb_rshift */ | |
1538 | NULL, /* nb_and */ | |
1539 | NULL, /* nb_xor */ | |
1540 | NULL, /* nb_or */ | |
9a27f2c6 PK |
1541 | #ifdef IS_PY3K |
1542 | NULL, /* nb_int */ | |
1543 | NULL, /* reserved */ | |
1544 | #else | |
9cc10fd1 PK |
1545 | NULL, /* nb_coerce */ |
1546 | NULL, /* nb_int */ | |
1547 | NULL, /* nb_long */ | |
9a27f2c6 | 1548 | #endif |
9cc10fd1 | 1549 | NULL, /* nb_float */ |
9a27f2c6 | 1550 | #ifndef IS_PY3K |
9cc10fd1 PK |
1551 | NULL, /* nb_oct */ |
1552 | NULL /* nb_hex */ | |
9a27f2c6 | 1553 | #endif |
9cc10fd1 PK |
1554 | }; |
1555 | ||
a73bb892 PK |
1556 | static PyMappingMethods typy_mapping = { |
1557 | typy_length, | |
1558 | typy_getitem, | |
1559 | NULL /* no "set" method */ | |
1560 | }; | |
1561 | ||
e36122e9 | 1562 | PyTypeObject type_object_type = |
2c74e833 | 1563 | { |
9a27f2c6 | 1564 | PyVarObject_HEAD_INIT (NULL, 0) |
2c74e833 TT |
1565 | "gdb.Type", /*tp_name*/ |
1566 | sizeof (type_object), /*tp_basicsize*/ | |
1567 | 0, /*tp_itemsize*/ | |
1568 | typy_dealloc, /*tp_dealloc*/ | |
1569 | 0, /*tp_print*/ | |
1570 | 0, /*tp_getattr*/ | |
1571 | 0, /*tp_setattr*/ | |
1572 | 0, /*tp_compare*/ | |
1573 | 0, /*tp_repr*/ | |
9cc10fd1 | 1574 | &type_object_as_number, /*tp_as_number*/ |
2c74e833 | 1575 | 0, /*tp_as_sequence*/ |
a73bb892 | 1576 | &typy_mapping, /*tp_as_mapping*/ |
2c74e833 TT |
1577 | 0, /*tp_hash */ |
1578 | 0, /*tp_call*/ | |
1579 | typy_str, /*tp_str*/ | |
1580 | 0, /*tp_getattro*/ | |
1581 | 0, /*tp_setattro*/ | |
1582 | 0, /*tp_as_buffer*/ | |
1583 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
1584 | "GDB type object", /* tp_doc */ | |
1585 | 0, /* tp_traverse */ | |
1586 | 0, /* tp_clear */ | |
d839c8a4 | 1587 | typy_richcompare, /* tp_richcompare */ |
2c74e833 | 1588 | 0, /* tp_weaklistoffset */ |
a73bb892 | 1589 | typy_iter, /* tp_iter */ |
2c74e833 TT |
1590 | 0, /* tp_iternext */ |
1591 | type_object_methods, /* tp_methods */ | |
1592 | 0, /* tp_members */ | |
1593 | type_object_getset, /* tp_getset */ | |
1594 | 0, /* tp_base */ | |
1595 | 0, /* tp_dict */ | |
1596 | 0, /* tp_descr_get */ | |
1597 | 0, /* tp_descr_set */ | |
1598 | 0, /* tp_dictoffset */ | |
1599 | 0, /* tp_init */ | |
1600 | 0, /* tp_alloc */ | |
1601 | 0, /* tp_new */ | |
1602 | }; | |
1603 | ||
0d1f4ceb | 1604 | static gdb_PyGetSetDef field_object_getset[] = |
2e8265fd TT |
1605 | { |
1606 | { "__dict__", gdb_py_generic_dict, NULL, | |
1607 | "The __dict__ for this field.", &field_object_type }, | |
1608 | { NULL } | |
1609 | }; | |
1610 | ||
e36122e9 | 1611 | PyTypeObject field_object_type = |
2c74e833 | 1612 | { |
9a27f2c6 | 1613 | PyVarObject_HEAD_INIT (NULL, 0) |
2c74e833 TT |
1614 | "gdb.Field", /*tp_name*/ |
1615 | sizeof (field_object), /*tp_basicsize*/ | |
1616 | 0, /*tp_itemsize*/ | |
1617 | field_dealloc, /*tp_dealloc*/ | |
1618 | 0, /*tp_print*/ | |
1619 | 0, /*tp_getattr*/ | |
1620 | 0, /*tp_setattr*/ | |
1621 | 0, /*tp_compare*/ | |
1622 | 0, /*tp_repr*/ | |
1623 | 0, /*tp_as_number*/ | |
1624 | 0, /*tp_as_sequence*/ | |
1625 | 0, /*tp_as_mapping*/ | |
1626 | 0, /*tp_hash */ | |
1627 | 0, /*tp_call*/ | |
1628 | 0, /*tp_str*/ | |
1629 | 0, /*tp_getattro*/ | |
1630 | 0, /*tp_setattro*/ | |
1631 | 0, /*tp_as_buffer*/ | |
1632 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
1633 | "GDB field object", /* tp_doc */ | |
1634 | 0, /* tp_traverse */ | |
1635 | 0, /* tp_clear */ | |
1636 | 0, /* tp_richcompare */ | |
1637 | 0, /* tp_weaklistoffset */ | |
1638 | 0, /* tp_iter */ | |
1639 | 0, /* tp_iternext */ | |
1640 | 0, /* tp_methods */ | |
1641 | 0, /* tp_members */ | |
2e8265fd | 1642 | field_object_getset, /* tp_getset */ |
2c74e833 TT |
1643 | 0, /* tp_base */ |
1644 | 0, /* tp_dict */ | |
1645 | 0, /* tp_descr_get */ | |
1646 | 0, /* tp_descr_set */ | |
1647 | offsetof (field_object, dict), /* tp_dictoffset */ | |
1648 | 0, /* tp_init */ | |
1649 | 0, /* tp_alloc */ | |
1650 | 0, /* tp_new */ | |
1651 | }; | |
a73bb892 | 1652 | |
e36122e9 | 1653 | PyTypeObject type_iterator_object_type = { |
9a27f2c6 | 1654 | PyVarObject_HEAD_INIT (NULL, 0) |
a73bb892 PK |
1655 | "gdb.TypeIterator", /*tp_name*/ |
1656 | sizeof (typy_iterator_object), /*tp_basicsize*/ | |
1657 | 0, /*tp_itemsize*/ | |
1658 | typy_iterator_dealloc, /*tp_dealloc*/ | |
1659 | 0, /*tp_print*/ | |
1660 | 0, /*tp_getattr*/ | |
1661 | 0, /*tp_setattr*/ | |
1662 | 0, /*tp_compare*/ | |
1663 | 0, /*tp_repr*/ | |
1664 | 0, /*tp_as_number*/ | |
1665 | 0, /*tp_as_sequence*/ | |
1666 | 0, /*tp_as_mapping*/ | |
1667 | 0, /*tp_hash */ | |
1668 | 0, /*tp_call*/ | |
1669 | 0, /*tp_str*/ | |
1670 | 0, /*tp_getattro*/ | |
1671 | 0, /*tp_setattro*/ | |
1672 | 0, /*tp_as_buffer*/ | |
1673 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
1674 | "GDB type iterator object", /*tp_doc */ | |
1675 | 0, /*tp_traverse */ | |
1676 | 0, /*tp_clear */ | |
1677 | 0, /*tp_richcompare */ | |
1678 | 0, /*tp_weaklistoffset */ | |
1679 | typy_iterator_iter, /*tp_iter */ | |
1680 | typy_iterator_iternext, /*tp_iternext */ | |
1681 | 0 /*tp_methods */ | |
1682 | }; |