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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 | ||
a70b8144 | 315 | try |
f6b47be4 | 316 | { |
f168693b | 317 | checked_type = check_typedef (checked_type); |
f6b47be4 | 318 | } |
230d2906 | 319 | catch (const gdb_exception &except) |
492d29ea PA |
320 | { |
321 | GDB_PY_HANDLE_EXCEPTION (except); | |
322 | } | |
f6b47be4 | 323 | |
2a3c71d6 | 324 | gdbpy_ref<> type_holder; |
f6b47be4 | 325 | if (checked_type != type) |
f6b47be4 | 326 | { |
2a3c71d6 TT |
327 | type_holder.reset (type_to_type_object (checked_type)); |
328 | if (type_holder == nullptr) | |
329 | return nullptr; | |
330 | py_type = type_holder.get (); | |
f6b47be4 | 331 | } |
2a3c71d6 TT |
332 | gdbpy_ref<> iter (typy_make_iter (py_type, kind)); |
333 | if (iter == nullptr) | |
334 | return nullptr; | |
f6b47be4 | 335 | |
2a3c71d6 | 336 | return PySequence_List (iter.get ()); |
a73bb892 PK |
337 | } |
338 | ||
339 | /* Return a sequence of all fields. Each field is a gdb.Field object. */ | |
340 | ||
341 | static PyObject * | |
9cc10fd1 | 342 | typy_values (PyObject *self, PyObject *args) |
a73bb892 PK |
343 | { |
344 | return typy_fields_items (self, iter_values); | |
345 | } | |
346 | ||
9cc10fd1 | 347 | /* Return a sequence of all fields. Each field is a gdb.Field object. |
256458bc | 348 | This method is similar to typy_values, except where the supplied |
9cc10fd1 PK |
349 | gdb.Type is an array, in which case it returns a list of one entry |
350 | which is a gdb.Field object for a range (the array bounds). */ | |
351 | ||
352 | static PyObject * | |
353 | typy_fields (PyObject *self, PyObject *args) | |
354 | { | |
355 | struct type *type = ((type_object *) self)->type; | |
256458bc | 356 | |
9cc10fd1 PK |
357 | if (TYPE_CODE (type) != TYPE_CODE_ARRAY) |
358 | return typy_fields_items (self, iter_values); | |
359 | ||
360 | /* Array type. Handle this as a special case because the common | |
361 | machinery wants struct or union or enum types. Build a list of | |
362 | one entry which is the range for the array. */ | |
1b20edf0 | 363 | gdbpy_ref<> r = convert_field (type, 0); |
9cc10fd1 PK |
364 | if (r == NULL) |
365 | return NULL; | |
256458bc | 366 | |
3bb43384 | 367 | return Py_BuildValue ("[O]", r.get ()); |
9cc10fd1 PK |
368 | } |
369 | ||
a73bb892 PK |
370 | /* Return a sequence of all field names. Each field is a gdb.Field object. */ |
371 | ||
372 | static PyObject * | |
373 | typy_field_names (PyObject *self, PyObject *args) | |
374 | { | |
375 | return typy_fields_items (self, iter_keys); | |
376 | } | |
377 | ||
256458bc | 378 | /* Return a sequence of all (name, fields) pairs. Each field is a |
a73bb892 PK |
379 | gdb.Field object. */ |
380 | ||
381 | static PyObject * | |
382 | typy_items (PyObject *self, PyObject *args) | |
383 | { | |
384 | return typy_fields_items (self, iter_items); | |
2c74e833 TT |
385 | } |
386 | ||
c0d48811 JB |
387 | /* Return the type's name, or None. */ |
388 | ||
389 | static PyObject * | |
390 | typy_get_name (PyObject *self, void *closure) | |
391 | { | |
392 | struct type *type = ((type_object *) self)->type; | |
393 | ||
394 | if (TYPE_NAME (type) == NULL) | |
395 | Py_RETURN_NONE; | |
396 | return PyString_FromString (TYPE_NAME (type)); | |
397 | } | |
398 | ||
2c74e833 TT |
399 | /* Return the type's tag, or None. */ |
400 | static PyObject * | |
401 | typy_get_tag (PyObject *self, void *closure) | |
402 | { | |
403 | struct type *type = ((type_object *) self)->type; | |
e86ca25f | 404 | const char *tagname = nullptr; |
d59b6f6c | 405 | |
e86ca25f TT |
406 | if (TYPE_CODE (type) == TYPE_CODE_STRUCT |
407 | || TYPE_CODE (type) == TYPE_CODE_UNION | |
408 | || TYPE_CODE (type) == TYPE_CODE_ENUM) | |
409 | tagname = TYPE_NAME (type); | |
410 | ||
411 | if (tagname == nullptr) | |
2c74e833 | 412 | Py_RETURN_NONE; |
e86ca25f | 413 | return PyString_FromString (tagname); |
2c74e833 TT |
414 | } |
415 | ||
416 | /* Return the type, stripped of typedefs. */ | |
417 | static PyObject * | |
418 | typy_strip_typedefs (PyObject *self, PyObject *args) | |
419 | { | |
420 | struct type *type = ((type_object *) self)->type; | |
5d9c5995 | 421 | |
a70b8144 | 422 | try |
5d9c5995 PM |
423 | { |
424 | type = check_typedef (type); | |
425 | } | |
230d2906 | 426 | catch (const gdb_exception &except) |
492d29ea PA |
427 | { |
428 | GDB_PY_HANDLE_EXCEPTION (except); | |
429 | } | |
2c74e833 | 430 | |
bc9abe4a | 431 | return type_to_type_object (type); |
2c74e833 TT |
432 | } |
433 | ||
9cc10fd1 PK |
434 | /* Strip typedefs and pointers/reference from a type. Then check that |
435 | it is a struct, union, or enum type. If not, raise TypeError. */ | |
436 | ||
437 | static struct type * | |
438 | typy_get_composite (struct type *type) | |
439 | { | |
9cc10fd1 PK |
440 | |
441 | for (;;) | |
442 | { | |
a70b8144 | 443 | try |
9cc10fd1 | 444 | { |
f168693b | 445 | type = check_typedef (type); |
9cc10fd1 | 446 | } |
230d2906 | 447 | catch (const gdb_exception &except) |
492d29ea PA |
448 | { |
449 | GDB_PY_HANDLE_EXCEPTION (except); | |
450 | } | |
9cc10fd1 | 451 | |
aa006118 | 452 | if (TYPE_CODE (type) != TYPE_CODE_PTR && !TYPE_IS_REFERENCE (type)) |
9cc10fd1 PK |
453 | break; |
454 | type = TYPE_TARGET_TYPE (type); | |
455 | } | |
456 | ||
457 | /* If this is not a struct, union, or enum type, raise TypeError | |
458 | exception. */ | |
256458bc | 459 | if (TYPE_CODE (type) != TYPE_CODE_STRUCT |
9cc10fd1 | 460 | && TYPE_CODE (type) != TYPE_CODE_UNION |
bed91f4d SM |
461 | && TYPE_CODE (type) != TYPE_CODE_ENUM |
462 | && TYPE_CODE (type) != TYPE_CODE_FUNC) | |
9cc10fd1 PK |
463 | { |
464 | PyErr_SetString (PyExc_TypeError, | |
bed91f4d | 465 | "Type is not a structure, union, enum, or function type."); |
9cc10fd1 PK |
466 | return NULL; |
467 | } | |
256458bc | 468 | |
9cc10fd1 PK |
469 | return type; |
470 | } | |
471 | ||
a72c3253 | 472 | /* Helper for typy_array and typy_vector. */ |
702c2711 TT |
473 | |
474 | static PyObject * | |
a72c3253 | 475 | typy_array_1 (PyObject *self, PyObject *args, int is_vector) |
702c2711 | 476 | { |
74aedc46 | 477 | long n1, n2; |
702c2711 TT |
478 | PyObject *n2_obj = NULL; |
479 | struct type *array = NULL; | |
480 | struct type *type = ((type_object *) self)->type; | |
702c2711 | 481 | |
74aedc46 | 482 | if (! PyArg_ParseTuple (args, "l|O", &n1, &n2_obj)) |
702c2711 TT |
483 | return NULL; |
484 | ||
485 | if (n2_obj) | |
486 | { | |
487 | if (!PyInt_Check (n2_obj)) | |
488 | { | |
489 | PyErr_SetString (PyExc_RuntimeError, | |
490 | _("Array bound must be an integer")); | |
491 | return NULL; | |
492 | } | |
74aedc46 TT |
493 | |
494 | if (! gdb_py_int_as_long (n2_obj, &n2)) | |
702c2711 TT |
495 | return NULL; |
496 | } | |
497 | else | |
498 | { | |
499 | n2 = n1; | |
500 | n1 = 0; | |
501 | } | |
502 | ||
e810d75b | 503 | if (n2 < n1 - 1) /* Note: An empty array has n2 == n1 - 1. */ |
702c2711 TT |
504 | { |
505 | PyErr_SetString (PyExc_ValueError, | |
506 | _("Array length must not be negative")); | |
507 | return NULL; | |
508 | } | |
509 | ||
a70b8144 | 510 | try |
702c2711 TT |
511 | { |
512 | array = lookup_array_range_type (type, n1, n2); | |
a72c3253 DE |
513 | if (is_vector) |
514 | make_vector_type (array); | |
702c2711 | 515 | } |
230d2906 | 516 | catch (const gdb_exception &except) |
492d29ea PA |
517 | { |
518 | GDB_PY_HANDLE_EXCEPTION (except); | |
519 | } | |
702c2711 TT |
520 | |
521 | return type_to_type_object (array); | |
522 | } | |
523 | ||
a72c3253 DE |
524 | /* Return an array type. */ |
525 | ||
526 | static PyObject * | |
527 | typy_array (PyObject *self, PyObject *args) | |
528 | { | |
529 | return typy_array_1 (self, args, 0); | |
530 | } | |
531 | ||
532 | /* Return a vector type. */ | |
533 | ||
534 | static PyObject * | |
535 | typy_vector (PyObject *self, PyObject *args) | |
536 | { | |
537 | return typy_array_1 (self, args, 1); | |
538 | } | |
539 | ||
2c74e833 TT |
540 | /* Return a Type object which represents a pointer to SELF. */ |
541 | static PyObject * | |
542 | typy_pointer (PyObject *self, PyObject *args) | |
543 | { | |
544 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 545 | |
a70b8144 | 546 | try |
2c74e833 TT |
547 | { |
548 | type = lookup_pointer_type (type); | |
549 | } | |
230d2906 | 550 | catch (const gdb_exception &except) |
492d29ea PA |
551 | { |
552 | GDB_PY_HANDLE_EXCEPTION (except); | |
553 | } | |
2c74e833 TT |
554 | |
555 | return type_to_type_object (type); | |
556 | } | |
557 | ||
361ae042 PM |
558 | /* Return the range of a type represented by SELF. The return type is |
559 | a tuple. The first element of the tuple contains the low bound, | |
560 | while the second element of the tuple contains the high bound. */ | |
561 | static PyObject * | |
562 | typy_range (PyObject *self, PyObject *args) | |
563 | { | |
564 | struct type *type = ((type_object *) self)->type; | |
8d099ae9 PM |
565 | /* Initialize these to appease GCC warnings. */ |
566 | LONGEST low = 0, high = 0; | |
361ae042 PM |
567 | |
568 | if (TYPE_CODE (type) != TYPE_CODE_ARRAY | |
569 | && TYPE_CODE (type) != TYPE_CODE_STRING | |
570 | && TYPE_CODE (type) != TYPE_CODE_RANGE) | |
571 | { | |
572 | PyErr_SetString (PyExc_RuntimeError, | |
044c0f87 | 573 | _("This type does not have a range.")); |
361ae042 PM |
574 | return NULL; |
575 | } | |
576 | ||
577 | switch (TYPE_CODE (type)) | |
578 | { | |
579 | case TYPE_CODE_ARRAY: | |
580 | case TYPE_CODE_STRING: | |
581 | low = TYPE_LOW_BOUND (TYPE_INDEX_TYPE (type)); | |
582 | high = TYPE_HIGH_BOUND (TYPE_INDEX_TYPE (type)); | |
583 | break; | |
584 | case TYPE_CODE_RANGE: | |
585 | low = TYPE_LOW_BOUND (type); | |
586 | high = TYPE_HIGH_BOUND (type); | |
587 | break; | |
588 | } | |
589 | ||
7780f186 | 590 | gdbpy_ref<> low_bound (PyLong_FromLong (low)); |
3bb43384 TT |
591 | if (low_bound == NULL) |
592 | return NULL; | |
361ae042 | 593 | |
7780f186 | 594 | gdbpy_ref<> high_bound (PyLong_FromLong (high)); |
3bb43384 TT |
595 | if (high_bound == NULL) |
596 | return NULL; | |
361ae042 | 597 | |
7780f186 | 598 | gdbpy_ref<> result (PyTuple_New (2)); |
3bb43384 TT |
599 | if (result == NULL) |
600 | return NULL; | |
256458bc | 601 | |
3bb43384 TT |
602 | if (PyTuple_SetItem (result.get (), 0, low_bound.release ()) != 0 |
603 | || PyTuple_SetItem (result.get (), 1, high_bound.release ()) != 0) | |
604 | return NULL; | |
605 | return result.release (); | |
361ae042 PM |
606 | } |
607 | ||
2c74e833 TT |
608 | /* Return a Type object which represents a reference to SELF. */ |
609 | static PyObject * | |
610 | typy_reference (PyObject *self, PyObject *args) | |
611 | { | |
612 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 613 | |
a70b8144 | 614 | try |
2c74e833 | 615 | { |
3b224330 | 616 | type = lookup_lvalue_reference_type (type); |
2c74e833 | 617 | } |
230d2906 | 618 | catch (const gdb_exception &except) |
492d29ea PA |
619 | { |
620 | GDB_PY_HANDLE_EXCEPTION (except); | |
621 | } | |
2c74e833 TT |
622 | |
623 | return type_to_type_object (type); | |
624 | } | |
625 | ||
626 | /* Return a Type object which represents the target type of SELF. */ | |
627 | static PyObject * | |
628 | typy_target (PyObject *self, PyObject *args) | |
629 | { | |
630 | struct type *type = ((type_object *) self)->type; | |
631 | ||
632 | if (!TYPE_TARGET_TYPE (type)) | |
633 | { | |
256458bc | 634 | PyErr_SetString (PyExc_RuntimeError, |
044c0f87 | 635 | _("Type does not have a target.")); |
2c74e833 TT |
636 | return NULL; |
637 | } | |
638 | ||
639 | return type_to_type_object (TYPE_TARGET_TYPE (type)); | |
640 | } | |
641 | ||
642 | /* Return a const-qualified type variant. */ | |
643 | static PyObject * | |
644 | typy_const (PyObject *self, PyObject *args) | |
645 | { | |
646 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 647 | |
a70b8144 | 648 | try |
2c74e833 TT |
649 | { |
650 | type = make_cv_type (1, 0, type, NULL); | |
651 | } | |
230d2906 | 652 | catch (const gdb_exception &except) |
492d29ea PA |
653 | { |
654 | GDB_PY_HANDLE_EXCEPTION (except); | |
655 | } | |
2c74e833 TT |
656 | |
657 | return type_to_type_object (type); | |
658 | } | |
659 | ||
660 | /* Return a volatile-qualified type variant. */ | |
661 | static PyObject * | |
662 | typy_volatile (PyObject *self, PyObject *args) | |
663 | { | |
664 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 665 | |
a70b8144 | 666 | try |
2c74e833 TT |
667 | { |
668 | type = make_cv_type (0, 1, type, NULL); | |
669 | } | |
230d2906 | 670 | catch (const gdb_exception &except) |
492d29ea PA |
671 | { |
672 | GDB_PY_HANDLE_EXCEPTION (except); | |
673 | } | |
2c74e833 TT |
674 | |
675 | return type_to_type_object (type); | |
676 | } | |
677 | ||
678 | /* Return an unqualified type variant. */ | |
679 | static PyObject * | |
680 | typy_unqualified (PyObject *self, PyObject *args) | |
681 | { | |
682 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 683 | |
a70b8144 | 684 | try |
2c74e833 TT |
685 | { |
686 | type = make_cv_type (0, 0, type, NULL); | |
687 | } | |
230d2906 | 688 | catch (const gdb_exception &except) |
492d29ea PA |
689 | { |
690 | GDB_PY_HANDLE_EXCEPTION (except); | |
691 | } | |
2c74e833 TT |
692 | |
693 | return type_to_type_object (type); | |
694 | } | |
695 | ||
696 | /* Return the size of the type represented by SELF, in bytes. */ | |
697 | static PyObject * | |
698 | typy_get_sizeof (PyObject *self, void *closure) | |
699 | { | |
700 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 701 | |
a70b8144 | 702 | try |
2c74e833 TT |
703 | { |
704 | check_typedef (type); | |
705 | } | |
230d2906 | 706 | catch (const gdb_exception &except) |
492d29ea PA |
707 | { |
708 | } | |
492d29ea | 709 | |
2c74e833 TT |
710 | /* Ignore exceptions. */ |
711 | ||
200bc880 | 712 | return gdb_py_long_from_longest (TYPE_LENGTH (type)); |
2c74e833 TT |
713 | } |
714 | ||
6d7bb824 TT |
715 | /* Return the alignment of the type represented by SELF, in bytes. */ |
716 | static PyObject * | |
717 | typy_get_alignof (PyObject *self, void *closure) | |
718 | { | |
719 | struct type *type = ((type_object *) self)->type; | |
720 | ||
721 | ULONGEST align = 0; | |
a70b8144 | 722 | try |
6d7bb824 TT |
723 | { |
724 | align = type_align (type); | |
725 | } | |
230d2906 | 726 | catch (const gdb_exception &except) |
6d7bb824 TT |
727 | { |
728 | align = 0; | |
729 | } | |
6d7bb824 TT |
730 | |
731 | /* Ignore exceptions. */ | |
732 | ||
12dfa12a | 733 | return gdb_py_object_from_ulongest (align).release (); |
6d7bb824 TT |
734 | } |
735 | ||
2c74e833 | 736 | static struct type * |
9df2fbc4 | 737 | typy_lookup_typename (const char *type_name, const struct block *block) |
2c74e833 TT |
738 | { |
739 | struct type *type = NULL; | |
d59b6f6c | 740 | |
a70b8144 | 741 | try |
2c74e833 | 742 | { |
61012eef | 743 | if (startswith (type_name, "struct ")) |
2c74e833 | 744 | type = lookup_struct (type_name + 7, NULL); |
61012eef | 745 | else if (startswith (type_name, "union ")) |
2c74e833 | 746 | type = lookup_union (type_name + 6, NULL); |
61012eef | 747 | else if (startswith (type_name, "enum ")) |
2c74e833 TT |
748 | type = lookup_enum (type_name + 5, NULL); |
749 | else | |
d452c4bc | 750 | type = lookup_typename (python_language, python_gdbarch, |
5107b149 | 751 | type_name, block, 0); |
2c74e833 | 752 | } |
230d2906 | 753 | catch (const gdb_exception &except) |
492d29ea PA |
754 | { |
755 | GDB_PY_HANDLE_EXCEPTION (except); | |
756 | } | |
2c74e833 TT |
757 | |
758 | return type; | |
759 | } | |
760 | ||
761 | static struct type * | |
5107b149 | 762 | typy_lookup_type (struct demangle_component *demangled, |
9df2fbc4 | 763 | const struct block *block) |
2c74e833 | 764 | { |
cd829959 | 765 | struct type *type, *rtype = NULL; |
2c74e833 TT |
766 | enum demangle_component_type demangled_type; |
767 | ||
768 | /* Save the type: typy_lookup_type() may (indirectly) overwrite | |
769 | memory pointed by demangled. */ | |
770 | demangled_type = demangled->type; | |
771 | ||
772 | if (demangled_type == DEMANGLE_COMPONENT_POINTER | |
773 | || demangled_type == DEMANGLE_COMPONENT_REFERENCE | |
e4347c89 | 774 | || demangled_type == DEMANGLE_COMPONENT_RVALUE_REFERENCE |
2c74e833 TT |
775 | || demangled_type == DEMANGLE_COMPONENT_CONST |
776 | || demangled_type == DEMANGLE_COMPONENT_VOLATILE) | |
777 | { | |
5107b149 | 778 | type = typy_lookup_type (demangled->u.s_binary.left, block); |
2c74e833 TT |
779 | if (! type) |
780 | return NULL; | |
781 | ||
a70b8144 | 782 | try |
76dce0be | 783 | { |
cd829959 PM |
784 | /* If the demangled_type matches with one of the types |
785 | below, run the corresponding function and save the type | |
786 | to return later. We cannot just return here as we are in | |
787 | an exception handler. */ | |
76dce0be PM |
788 | switch (demangled_type) |
789 | { | |
790 | case DEMANGLE_COMPONENT_REFERENCE: | |
3b224330 | 791 | rtype = lookup_lvalue_reference_type (type); |
cd829959 | 792 | break; |
e4347c89 AV |
793 | case DEMANGLE_COMPONENT_RVALUE_REFERENCE: |
794 | rtype = lookup_rvalue_reference_type (type); | |
795 | break; | |
76dce0be | 796 | case DEMANGLE_COMPONENT_POINTER: |
cd829959 PM |
797 | rtype = lookup_pointer_type (type); |
798 | break; | |
76dce0be | 799 | case DEMANGLE_COMPONENT_CONST: |
cd829959 PM |
800 | rtype = make_cv_type (1, 0, type, NULL); |
801 | break; | |
76dce0be | 802 | case DEMANGLE_COMPONENT_VOLATILE: |
cd829959 PM |
803 | rtype = make_cv_type (0, 1, type, NULL); |
804 | break; | |
76dce0be | 805 | } |
76dce0be | 806 | } |
230d2906 | 807 | catch (const gdb_exception &except) |
492d29ea PA |
808 | { |
809 | GDB_PY_HANDLE_EXCEPTION (except); | |
810 | } | |
2c74e833 | 811 | } |
256458bc | 812 | |
cd829959 PM |
813 | /* If we have a type from the switch statement above, just return |
814 | that. */ | |
815 | if (rtype) | |
816 | return rtype; | |
256458bc | 817 | |
cd829959 | 818 | /* We don't have a type, so lookup the type. */ |
29592bde PA |
819 | gdb::unique_xmalloc_ptr<char> type_name = cp_comp_to_string (demangled, 10); |
820 | return typy_lookup_typename (type_name.get (), block); | |
2c74e833 TT |
821 | } |
822 | ||
326fd672 TT |
823 | /* This is a helper function for typy_template_argument that is used |
824 | when the type does not have template symbols attached. It works by | |
825 | parsing the type name. This happens with compilers, like older | |
826 | versions of GCC, that do not emit DW_TAG_template_*. */ | |
827 | ||
2c74e833 | 828 | static PyObject * |
9df2fbc4 | 829 | typy_legacy_template_argument (struct type *type, const struct block *block, |
326fd672 | 830 | int argno) |
2c74e833 | 831 | { |
326fd672 | 832 | int i; |
2c74e833 | 833 | struct demangle_component *demangled; |
c8b23b3f | 834 | std::unique_ptr<demangle_parse_info> info; |
3513a6bb | 835 | std::string err; |
2c74e833 | 836 | struct type *argtype; |
2c74e833 TT |
837 | |
838 | if (TYPE_NAME (type) == NULL) | |
839 | { | |
5107b149 | 840 | PyErr_SetString (PyExc_RuntimeError, _("Null type name.")); |
2c74e833 TT |
841 | return NULL; |
842 | } | |
843 | ||
a70b8144 | 844 | try |
5d9c5995 PM |
845 | { |
846 | /* Note -- this is not thread-safe. */ | |
847 | info = cp_demangled_name_to_comp (TYPE_NAME (type), &err); | |
848 | } | |
230d2906 | 849 | catch (const gdb_exception &except) |
492d29ea PA |
850 | { |
851 | GDB_PY_HANDLE_EXCEPTION (except); | |
852 | } | |
5d9c5995 | 853 | |
3a93a0c2 | 854 | if (! info) |
2c74e833 | 855 | { |
3513a6bb | 856 | PyErr_SetString (PyExc_RuntimeError, err.c_str ()); |
2c74e833 TT |
857 | return NULL; |
858 | } | |
3a93a0c2 | 859 | demangled = info->tree; |
2c74e833 TT |
860 | |
861 | /* Strip off component names. */ | |
862 | while (demangled->type == DEMANGLE_COMPONENT_QUAL_NAME | |
863 | || demangled->type == DEMANGLE_COMPONENT_LOCAL_NAME) | |
864 | demangled = demangled->u.s_binary.right; | |
865 | ||
866 | if (demangled->type != DEMANGLE_COMPONENT_TEMPLATE) | |
867 | { | |
5107b149 | 868 | PyErr_SetString (PyExc_RuntimeError, _("Type is not a template.")); |
2c74e833 TT |
869 | return NULL; |
870 | } | |
871 | ||
872 | /* Skip from the template to the arguments. */ | |
873 | demangled = demangled->u.s_binary.right; | |
874 | ||
875 | for (i = 0; demangled && i < argno; ++i) | |
876 | demangled = demangled->u.s_binary.right; | |
877 | ||
878 | if (! demangled) | |
879 | { | |
5107b149 | 880 | PyErr_Format (PyExc_RuntimeError, _("No argument %d in template."), |
2c74e833 TT |
881 | argno); |
882 | return NULL; | |
883 | } | |
884 | ||
5107b149 | 885 | argtype = typy_lookup_type (demangled->u.s_binary.left, block); |
2c74e833 TT |
886 | if (! argtype) |
887 | return NULL; | |
888 | ||
889 | return type_to_type_object (argtype); | |
326fd672 TT |
890 | } |
891 | ||
892 | static PyObject * | |
893 | typy_template_argument (PyObject *self, PyObject *args) | |
894 | { | |
895 | int argno; | |
896 | struct type *type = ((type_object *) self)->type; | |
9df2fbc4 | 897 | const struct block *block = NULL; |
326fd672 TT |
898 | PyObject *block_obj = NULL; |
899 | struct symbol *sym; | |
900 | struct value *val = NULL; | |
326fd672 TT |
901 | |
902 | if (! PyArg_ParseTuple (args, "i|O", &argno, &block_obj)) | |
903 | return NULL; | |
904 | ||
fd3ba736 TT |
905 | if (argno < 0) |
906 | { | |
907 | PyErr_SetString (PyExc_RuntimeError, | |
908 | _("Template argument number must be non-negative")); | |
909 | return NULL; | |
910 | } | |
911 | ||
326fd672 TT |
912 | if (block_obj) |
913 | { | |
914 | block = block_object_to_block (block_obj); | |
915 | if (! block) | |
916 | { | |
917 | PyErr_SetString (PyExc_RuntimeError, | |
918 | _("Second argument must be block.")); | |
919 | return NULL; | |
920 | } | |
921 | } | |
922 | ||
a70b8144 | 923 | try |
05d0e1e7 TT |
924 | { |
925 | type = check_typedef (type); | |
aa006118 | 926 | if (TYPE_IS_REFERENCE (type)) |
05d0e1e7 TT |
927 | type = check_typedef (TYPE_TARGET_TYPE (type)); |
928 | } | |
230d2906 | 929 | catch (const gdb_exception &except) |
492d29ea PA |
930 | { |
931 | GDB_PY_HANDLE_EXCEPTION (except); | |
932 | } | |
326fd672 TT |
933 | |
934 | /* We might not have DW_TAG_template_*, so try to parse the type's | |
935 | name. This is inefficient if we do not have a template type -- | |
936 | but that is going to wind up as an error anyhow. */ | |
937 | if (! TYPE_N_TEMPLATE_ARGUMENTS (type)) | |
938 | return typy_legacy_template_argument (type, block, argno); | |
939 | ||
940 | if (argno >= TYPE_N_TEMPLATE_ARGUMENTS (type)) | |
941 | { | |
942 | PyErr_Format (PyExc_RuntimeError, _("No argument %d in template."), | |
943 | argno); | |
944 | return NULL; | |
945 | } | |
946 | ||
947 | sym = TYPE_TEMPLATE_ARGUMENT (type, argno); | |
948 | if (SYMBOL_CLASS (sym) == LOC_TYPEDEF) | |
949 | return type_to_type_object (SYMBOL_TYPE (sym)); | |
950 | else if (SYMBOL_CLASS (sym) == LOC_OPTIMIZED_OUT) | |
951 | { | |
952 | PyErr_Format (PyExc_RuntimeError, | |
953 | _("Template argument is optimized out")); | |
954 | return NULL; | |
955 | } | |
956 | ||
a70b8144 | 957 | try |
326fd672 TT |
958 | { |
959 | val = value_of_variable (sym, block); | |
960 | } | |
230d2906 | 961 | catch (const gdb_exception &except) |
492d29ea PA |
962 | { |
963 | GDB_PY_HANDLE_EXCEPTION (except); | |
964 | } | |
326fd672 TT |
965 | |
966 | return value_to_value_object (val); | |
2c74e833 TT |
967 | } |
968 | ||
969 | static PyObject * | |
970 | typy_str (PyObject *self) | |
971 | { | |
d7e74731 | 972 | string_file thetype; |
2c74e833 | 973 | |
a70b8144 | 974 | try |
2c74e833 | 975 | { |
d7e74731 | 976 | LA_PRINT_TYPE (type_object_to_type (self), "", &thetype, -1, 0, |
53342f27 | 977 | &type_print_raw_options); |
2c74e833 | 978 | } |
230d2906 | 979 | catch (const gdb_exception &except) |
2c74e833 | 980 | { |
2c74e833 TT |
981 | GDB_PY_HANDLE_EXCEPTION (except); |
982 | } | |
983 | ||
d7e74731 PA |
984 | return PyUnicode_Decode (thetype.c_str (), thetype.size (), |
985 | host_charset (), NULL); | |
2c74e833 TT |
986 | } |
987 | ||
d839c8a4 TT |
988 | /* Implement the richcompare method. */ |
989 | ||
990 | static PyObject * | |
991 | typy_richcompare (PyObject *self, PyObject *other, int op) | |
992 | { | |
894882e3 | 993 | bool result = false; |
d839c8a4 TT |
994 | struct type *type1 = type_object_to_type (self); |
995 | struct type *type2 = type_object_to_type (other); | |
d839c8a4 TT |
996 | |
997 | /* We can only compare ourselves to another Type object, and only | |
998 | for equality or inequality. */ | |
999 | if (type2 == NULL || (op != Py_EQ && op != Py_NE)) | |
1000 | { | |
1001 | Py_INCREF (Py_NotImplemented); | |
1002 | return Py_NotImplemented; | |
1003 | } | |
1004 | ||
1005 | if (type1 == type2) | |
894882e3 | 1006 | result = true; |
d839c8a4 TT |
1007 | else |
1008 | { | |
a70b8144 | 1009 | try |
d839c8a4 | 1010 | { |
ca092b61 | 1011 | result = types_deeply_equal (type1, type2); |
d839c8a4 | 1012 | } |
230d2906 | 1013 | catch (const gdb_exception &except) |
492d29ea PA |
1014 | { |
1015 | /* If there is a GDB exception, a comparison is not capable | |
1016 | (or trusted), so exit. */ | |
1017 | GDB_PY_HANDLE_EXCEPTION (except); | |
1018 | } | |
d839c8a4 TT |
1019 | } |
1020 | ||
ca092b61 | 1021 | if (op == (result ? Py_EQ : Py_NE)) |
d839c8a4 TT |
1022 | Py_RETURN_TRUE; |
1023 | Py_RETURN_FALSE; | |
1024 | } | |
1025 | ||
2c74e833 TT |
1026 | \f |
1027 | ||
1028 | static const struct objfile_data *typy_objfile_data_key; | |
1029 | ||
1030 | static void | |
c1bd65d0 | 1031 | save_objfile_types (struct objfile *objfile, void *datum) |
2c74e833 | 1032 | { |
19ba03f4 | 1033 | type_object *obj = (type_object *) datum; |
2c74e833 | 1034 | htab_t copied_types; |
2c74e833 | 1035 | |
0646da15 TT |
1036 | if (!gdb_python_initialized) |
1037 | return; | |
1038 | ||
2c74e833 TT |
1039 | /* This prevents another thread from freeing the objects we're |
1040 | operating on. */ | |
c57af3f1 | 1041 | gdbpy_enter enter_py (get_objfile_arch (objfile), current_language); |
2c74e833 TT |
1042 | |
1043 | copied_types = create_copied_types_hash (objfile); | |
1044 | ||
1045 | while (obj) | |
1046 | { | |
1047 | type_object *next = obj->next; | |
1048 | ||
1049 | htab_empty (copied_types); | |
1050 | ||
1051 | obj->type = copy_type_recursive (objfile, obj->type, copied_types); | |
1052 | ||
1053 | obj->next = NULL; | |
1054 | obj->prev = NULL; | |
1055 | ||
1056 | obj = next; | |
1057 | } | |
1058 | ||
1059 | htab_delete (copied_types); | |
2c74e833 TT |
1060 | } |
1061 | ||
1062 | static void | |
1063 | set_type (type_object *obj, struct type *type) | |
1064 | { | |
1065 | obj->type = type; | |
1066 | obj->prev = NULL; | |
1067 | if (type && TYPE_OBJFILE (type)) | |
1068 | { | |
1069 | struct objfile *objfile = TYPE_OBJFILE (type); | |
1070 | ||
19ba03f4 SM |
1071 | obj->next = ((struct pyty_type_object *) |
1072 | objfile_data (objfile, typy_objfile_data_key)); | |
2c74e833 TT |
1073 | if (obj->next) |
1074 | obj->next->prev = obj; | |
1075 | set_objfile_data (objfile, typy_objfile_data_key, obj); | |
1076 | } | |
1077 | else | |
1078 | obj->next = NULL; | |
1079 | } | |
1080 | ||
1081 | static void | |
1082 | typy_dealloc (PyObject *obj) | |
1083 | { | |
1084 | type_object *type = (type_object *) obj; | |
1085 | ||
1086 | if (type->prev) | |
1087 | type->prev->next = type->next; | |
1088 | else if (type->type && TYPE_OBJFILE (type->type)) | |
1089 | { | |
1090 | /* Must reset head of list. */ | |
1091 | struct objfile *objfile = TYPE_OBJFILE (type->type); | |
d59b6f6c | 1092 | |
2c74e833 TT |
1093 | if (objfile) |
1094 | set_objfile_data (objfile, typy_objfile_data_key, type->next); | |
1095 | } | |
1096 | if (type->next) | |
1097 | type->next->prev = type->prev; | |
1098 | ||
9a27f2c6 | 1099 | Py_TYPE (type)->tp_free (type); |
2c74e833 TT |
1100 | } |
1101 | ||
a73bb892 PK |
1102 | /* Return number of fields ("length" of the field dictionary). */ |
1103 | ||
1104 | static Py_ssize_t | |
1105 | typy_length (PyObject *self) | |
1106 | { | |
1107 | struct type *type = ((type_object *) self)->type; | |
1108 | ||
9cc10fd1 PK |
1109 | type = typy_get_composite (type); |
1110 | if (type == NULL) | |
1111 | return -1; | |
1112 | ||
a73bb892 PK |
1113 | return TYPE_NFIELDS (type); |
1114 | } | |
1115 | ||
9cc10fd1 | 1116 | /* Implements boolean evaluation of gdb.Type. Handle this like other |
256458bc | 1117 | Python objects that don't have a meaningful truth value -- all |
9cc10fd1 PK |
1118 | values are true. */ |
1119 | ||
1120 | static int | |
1121 | typy_nonzero (PyObject *self) | |
1122 | { | |
1123 | return 1; | |
1124 | } | |
1125 | ||
59fb7612 SS |
1126 | /* Return optimized out value of this type. */ |
1127 | ||
1128 | static PyObject * | |
1129 | typy_optimized_out (PyObject *self, PyObject *args) | |
1130 | { | |
1131 | struct type *type = ((type_object *) self)->type; | |
1132 | ||
1133 | return value_to_value_object (allocate_optimized_out_value (type)); | |
1134 | } | |
1135 | ||
a73bb892 PK |
1136 | /* Return a gdb.Field object for the field named by the argument. */ |
1137 | ||
1138 | static PyObject * | |
1139 | typy_getitem (PyObject *self, PyObject *key) | |
1140 | { | |
1141 | struct type *type = ((type_object *) self)->type; | |
a73bb892 | 1142 | int i; |
76dce0be | 1143 | |
9b972014 | 1144 | gdb::unique_xmalloc_ptr<char> field = python_string_to_host_string (key); |
a73bb892 PK |
1145 | if (field == NULL) |
1146 | return NULL; | |
1147 | ||
256458bc | 1148 | /* We want just fields of this type, not of base types, so instead of |
a73bb892 PK |
1149 | using lookup_struct_elt_type, portions of that function are |
1150 | copied here. */ | |
1151 | ||
9cc10fd1 PK |
1152 | type = typy_get_composite (type); |
1153 | if (type == NULL) | |
1154 | return NULL; | |
256458bc | 1155 | |
a73bb892 PK |
1156 | for (i = 0; i < TYPE_NFIELDS (type); i++) |
1157 | { | |
0d5cff50 | 1158 | const char *t_field_name = TYPE_FIELD_NAME (type, i); |
a73bb892 | 1159 | |
9b972014 | 1160 | if (t_field_name && (strcmp_iw (t_field_name, field.get ()) == 0)) |
1b20edf0 | 1161 | return convert_field (type, i).release (); |
a73bb892 PK |
1162 | } |
1163 | PyErr_SetObject (PyExc_KeyError, key); | |
1164 | return NULL; | |
1165 | } | |
1166 | ||
256458bc | 1167 | /* Implement the "get" method on the type object. This is the |
a73bb892 PK |
1168 | same as getitem if the key is present, but returns the supplied |
1169 | default value or None if the key is not found. */ | |
1170 | ||
1171 | static PyObject * | |
1172 | typy_get (PyObject *self, PyObject *args) | |
1173 | { | |
1174 | PyObject *key, *defval = Py_None, *result; | |
256458bc | 1175 | |
a73bb892 PK |
1176 | if (!PyArg_UnpackTuple (args, "get", 1, 2, &key, &defval)) |
1177 | return NULL; | |
256458bc | 1178 | |
a73bb892 PK |
1179 | result = typy_getitem (self, key); |
1180 | if (result != NULL) | |
1181 | return result; | |
256458bc | 1182 | |
a73bb892 PK |
1183 | /* typy_getitem returned error status. If the exception is |
1184 | KeyError, clear the exception status and return the defval | |
1185 | instead. Otherwise return the exception unchanged. */ | |
1186 | if (!PyErr_ExceptionMatches (PyExc_KeyError)) | |
1187 | return NULL; | |
256458bc | 1188 | |
a73bb892 PK |
1189 | PyErr_Clear (); |
1190 | Py_INCREF (defval); | |
1191 | return defval; | |
1192 | } | |
1193 | ||
1194 | /* Implement the "has_key" method on the type object. */ | |
1195 | ||
1196 | static PyObject * | |
1197 | typy_has_key (PyObject *self, PyObject *args) | |
1198 | { | |
1199 | struct type *type = ((type_object *) self)->type; | |
2ff6b080 | 1200 | const char *field; |
a73bb892 | 1201 | int i; |
76dce0be | 1202 | |
a73bb892 PK |
1203 | if (!PyArg_ParseTuple (args, "s", &field)) |
1204 | return NULL; | |
1205 | ||
256458bc | 1206 | /* We want just fields of this type, not of base types, so instead of |
a73bb892 PK |
1207 | using lookup_struct_elt_type, portions of that function are |
1208 | copied here. */ | |
1209 | ||
9cc10fd1 PK |
1210 | type = typy_get_composite (type); |
1211 | if (type == NULL) | |
1212 | return NULL; | |
a73bb892 PK |
1213 | |
1214 | for (i = 0; i < TYPE_NFIELDS (type); i++) | |
1215 | { | |
0d5cff50 | 1216 | const char *t_field_name = TYPE_FIELD_NAME (type, i); |
a73bb892 PK |
1217 | |
1218 | if (t_field_name && (strcmp_iw (t_field_name, field) == 0)) | |
1219 | Py_RETURN_TRUE; | |
1220 | } | |
1221 | Py_RETURN_FALSE; | |
1222 | } | |
1223 | ||
1224 | /* Make an iterator object to iterate over keys, values, or items. */ | |
1225 | ||
1226 | static PyObject * | |
1227 | typy_make_iter (PyObject *self, enum gdbpy_iter_kind kind) | |
1228 | { | |
1229 | typy_iterator_object *typy_iter_obj; | |
1230 | ||
9cc10fd1 PK |
1231 | /* Check that "self" is a structure or union type. */ |
1232 | if (typy_get_composite (((type_object *) self)->type) == NULL) | |
1233 | return NULL; | |
256458bc | 1234 | |
a73bb892 PK |
1235 | typy_iter_obj = PyObject_New (typy_iterator_object, |
1236 | &type_iterator_object_type); | |
1237 | if (typy_iter_obj == NULL) | |
1238 | return NULL; | |
1239 | ||
1240 | typy_iter_obj->field = 0; | |
1241 | typy_iter_obj->kind = kind; | |
1242 | Py_INCREF (self); | |
1243 | typy_iter_obj->source = (type_object *) self; | |
1244 | ||
1245 | return (PyObject *) typy_iter_obj; | |
1246 | } | |
1247 | ||
1248 | /* iteritems() method. */ | |
1249 | ||
1250 | static PyObject * | |
1251 | typy_iteritems (PyObject *self, PyObject *args) | |
1252 | { | |
1253 | return typy_make_iter (self, iter_items); | |
1254 | } | |
1255 | ||
1256 | /* iterkeys() method. */ | |
1257 | ||
1258 | static PyObject * | |
1259 | typy_iterkeys (PyObject *self, PyObject *args) | |
1260 | { | |
1261 | return typy_make_iter (self, iter_keys); | |
1262 | } | |
1263 | ||
1264 | /* Iterating over the class, same as iterkeys except for the function | |
1265 | signature. */ | |
1266 | ||
1267 | static PyObject * | |
1268 | typy_iter (PyObject *self) | |
1269 | { | |
1270 | return typy_make_iter (self, iter_keys); | |
1271 | } | |
1272 | ||
1273 | /* itervalues() method. */ | |
1274 | ||
1275 | static PyObject * | |
1276 | typy_itervalues (PyObject *self, PyObject *args) | |
1277 | { | |
1278 | return typy_make_iter (self, iter_values); | |
1279 | } | |
1280 | ||
1281 | /* Return a reference to the type iterator. */ | |
1282 | ||
1283 | static PyObject * | |
1284 | typy_iterator_iter (PyObject *self) | |
1285 | { | |
1286 | Py_INCREF (self); | |
1287 | return self; | |
1288 | } | |
1289 | ||
1290 | /* Return the next field in the iteration through the list of fields | |
1291 | of the type. */ | |
1292 | ||
1293 | static PyObject * | |
1294 | typy_iterator_iternext (PyObject *self) | |
1295 | { | |
1296 | typy_iterator_object *iter_obj = (typy_iterator_object *) self; | |
1297 | struct type *type = iter_obj->source->type; | |
256458bc | 1298 | |
a73bb892 PK |
1299 | if (iter_obj->field < TYPE_NFIELDS (type)) |
1300 | { | |
1b20edf0 TT |
1301 | gdbpy_ref<> result = make_fielditem (type, iter_obj->field, |
1302 | iter_obj->kind); | |
a73bb892 PK |
1303 | if (result != NULL) |
1304 | iter_obj->field++; | |
1b20edf0 | 1305 | return result.release (); |
a73bb892 PK |
1306 | } |
1307 | ||
1308 | return NULL; | |
1309 | } | |
1310 | ||
1311 | static void | |
1312 | typy_iterator_dealloc (PyObject *obj) | |
1313 | { | |
1314 | typy_iterator_object *iter_obj = (typy_iterator_object *) obj; | |
1315 | ||
1316 | Py_DECREF (iter_obj->source); | |
1317 | } | |
1318 | ||
2c74e833 TT |
1319 | /* Create a new Type referring to TYPE. */ |
1320 | PyObject * | |
1321 | type_to_type_object (struct type *type) | |
1322 | { | |
1323 | type_object *type_obj; | |
1324 | ||
1325 | type_obj = PyObject_New (type_object, &type_object_type); | |
1326 | if (type_obj) | |
1327 | set_type (type_obj, type); | |
1328 | ||
1329 | return (PyObject *) type_obj; | |
1330 | } | |
1331 | ||
1332 | struct type * | |
1333 | type_object_to_type (PyObject *obj) | |
1334 | { | |
1335 | if (! PyObject_TypeCheck (obj, &type_object_type)) | |
1336 | return NULL; | |
1337 | return ((type_object *) obj)->type; | |
1338 | } | |
1339 | ||
1340 | \f | |
1341 | ||
1342 | /* Implementation of gdb.lookup_type. */ | |
1343 | PyObject * | |
1344 | gdbpy_lookup_type (PyObject *self, PyObject *args, PyObject *kw) | |
1345 | { | |
2adadf51 | 1346 | static const char *keywords[] = { "name", "block", NULL }; |
ddd49eee | 1347 | const char *type_name = NULL; |
2c74e833 | 1348 | struct type *type = NULL; |
5107b149 | 1349 | PyObject *block_obj = NULL; |
9df2fbc4 | 1350 | const struct block *block = NULL; |
2c74e833 | 1351 | |
2adadf51 PA |
1352 | if (!gdb_PyArg_ParseTupleAndKeywords (args, kw, "s|O", keywords, |
1353 | &type_name, &block_obj)) | |
2c74e833 TT |
1354 | return NULL; |
1355 | ||
5107b149 PM |
1356 | if (block_obj) |
1357 | { | |
1358 | block = block_object_to_block (block_obj); | |
1359 | if (! block) | |
1360 | { | |
1361 | PyErr_SetString (PyExc_RuntimeError, | |
1362 | _("'block' argument must be a Block.")); | |
1363 | return NULL; | |
1364 | } | |
1365 | } | |
1366 | ||
1367 | type = typy_lookup_typename (type_name, block); | |
2c74e833 TT |
1368 | if (! type) |
1369 | return NULL; | |
1370 | ||
8833fbf0 | 1371 | return type_to_type_object (type); |
2c74e833 TT |
1372 | } |
1373 | ||
999633ed | 1374 | int |
2c74e833 TT |
1375 | gdbpy_initialize_types (void) |
1376 | { | |
1377 | int i; | |
1378 | ||
1379 | typy_objfile_data_key | |
c1bd65d0 | 1380 | = register_objfile_data_with_cleanup (save_objfile_types, NULL); |
2c74e833 TT |
1381 | |
1382 | if (PyType_Ready (&type_object_type) < 0) | |
999633ed | 1383 | return -1; |
2c74e833 | 1384 | if (PyType_Ready (&field_object_type) < 0) |
999633ed | 1385 | return -1; |
a73bb892 | 1386 | if (PyType_Ready (&type_iterator_object_type) < 0) |
999633ed | 1387 | return -1; |
2c74e833 TT |
1388 | |
1389 | for (i = 0; pyty_codes[i].name; ++i) | |
1390 | { | |
6c28e44a | 1391 | if (PyModule_AddIntConstant (gdb_module, pyty_codes[i].name, |
2c74e833 | 1392 | pyty_codes[i].code) < 0) |
999633ed | 1393 | return -1; |
2c74e833 TT |
1394 | } |
1395 | ||
aa36459a TT |
1396 | if (gdb_pymodule_addobject (gdb_module, "Type", |
1397 | (PyObject *) &type_object_type) < 0) | |
999633ed | 1398 | return -1; |
2c74e833 | 1399 | |
aa36459a TT |
1400 | if (gdb_pymodule_addobject (gdb_module, "TypeIterator", |
1401 | (PyObject *) &type_iterator_object_type) < 0) | |
999633ed | 1402 | return -1; |
a73bb892 | 1403 | |
aa36459a TT |
1404 | return gdb_pymodule_addobject (gdb_module, "Field", |
1405 | (PyObject *) &field_object_type); | |
2c74e833 TT |
1406 | } |
1407 | ||
1408 | \f | |
1409 | ||
0d1f4ceb | 1410 | static gdb_PyGetSetDef type_object_getset[] = |
2c74e833 | 1411 | { |
6d7bb824 TT |
1412 | { "alignof", typy_get_alignof, NULL, |
1413 | "The alignment of this type, in bytes.", NULL }, | |
2c74e833 TT |
1414 | { "code", typy_get_code, NULL, |
1415 | "The code for this type.", NULL }, | |
c0d48811 JB |
1416 | { "name", typy_get_name, NULL, |
1417 | "The name for this type, or None.", NULL }, | |
2c74e833 TT |
1418 | { "sizeof", typy_get_sizeof, NULL, |
1419 | "The size of this type, in bytes.", NULL }, | |
1420 | { "tag", typy_get_tag, NULL, | |
1421 | "The tag name for this type, or None.", NULL }, | |
1422 | { NULL } | |
1423 | }; | |
1424 | ||
1425 | static PyMethodDef type_object_methods[] = | |
1426 | { | |
702c2711 | 1427 | { "array", typy_array, METH_VARARGS, |
f28c316a DE |
1428 | "array ([LOW_BOUND,] HIGH_BOUND) -> Type\n\ |
1429 | Return a type which represents an array of objects of this type.\n\ | |
1430 | The bounds of the array are [LOW_BOUND, HIGH_BOUND] inclusive.\n\ | |
1431 | If LOW_BOUND is omitted, a value of zero is used." }, | |
a72c3253 DE |
1432 | { "vector", typy_vector, METH_VARARGS, |
1433 | "vector ([LOW_BOUND,] HIGH_BOUND) -> Type\n\ | |
1434 | Return a type which represents a vector of objects of this type.\n\ | |
1435 | The bounds of the array are [LOW_BOUND, HIGH_BOUND] inclusive.\n\ | |
1436 | If LOW_BOUND is omitted, a value of zero is used.\n\ | |
1437 | Vectors differ from arrays in that if the current language has C-style\n\ | |
1438 | arrays, vectors don't decay to a pointer to the first element.\n\ | |
1439 | They are first class values." }, | |
a73bb892 PK |
1440 | { "__contains__", typy_has_key, METH_VARARGS, |
1441 | "T.__contains__(k) -> True if T has a field named k, else False" }, | |
2c74e833 TT |
1442 | { "const", typy_const, METH_NOARGS, |
1443 | "const () -> Type\n\ | |
1444 | Return a const variant of this type." }, | |
59fb7612 SS |
1445 | { "optimized_out", typy_optimized_out, METH_NOARGS, |
1446 | "optimized_out() -> Value\n\ | |
1447 | Return optimized out value of this type." }, | |
2c74e833 | 1448 | { "fields", typy_fields, METH_NOARGS, |
a73bb892 PK |
1449 | "fields () -> list\n\ |
1450 | Return a list holding all the fields of this type.\n\ | |
1451 | Each field is a gdb.Field object." }, | |
1452 | { "get", typy_get, METH_VARARGS, | |
1453 | "T.get(k[,default]) -> returns field named k in T, if it exists;\n\ | |
1454 | otherwise returns default, if supplied, or None if not." }, | |
1455 | { "has_key", typy_has_key, METH_VARARGS, | |
1456 | "T.has_key(k) -> True if T has a field named k, else False" }, | |
1457 | { "items", typy_items, METH_NOARGS, | |
1458 | "items () -> list\n\ | |
1459 | Return a list of (name, field) pairs of this type.\n\ | |
1460 | Each field is a gdb.Field object." }, | |
1461 | { "iteritems", typy_iteritems, METH_NOARGS, | |
1462 | "iteritems () -> an iterator over the (name, field)\n\ | |
1463 | pairs of this type. Each field is a gdb.Field object." }, | |
1464 | { "iterkeys", typy_iterkeys, METH_NOARGS, | |
1465 | "iterkeys () -> an iterator over the field names of this type." }, | |
1466 | { "itervalues", typy_itervalues, METH_NOARGS, | |
1467 | "itervalues () -> an iterator over the fields of this type.\n\ | |
1468 | Each field is a gdb.Field object." }, | |
1469 | { "keys", typy_field_names, METH_NOARGS, | |
1470 | "keys () -> list\n\ | |
1471 | Return a list holding all the fields names of this type." }, | |
2c74e833 TT |
1472 | { "pointer", typy_pointer, METH_NOARGS, |
1473 | "pointer () -> Type\n\ | |
1474 | Return a type of pointer to this type." }, | |
361ae042 PM |
1475 | { "range", typy_range, METH_NOARGS, |
1476 | "range () -> tuple\n\ | |
1477 | Return a tuple containing the lower and upper range for this type."}, | |
2c74e833 TT |
1478 | { "reference", typy_reference, METH_NOARGS, |
1479 | "reference () -> Type\n\ | |
1480 | Return a type of reference to this type." }, | |
1481 | { "strip_typedefs", typy_strip_typedefs, METH_NOARGS, | |
1482 | "strip_typedefs () -> Type\n\ | |
1483 | Return a type formed by stripping this type of all typedefs."}, | |
1484 | { "target", typy_target, METH_NOARGS, | |
1485 | "target () -> Type\n\ | |
1486 | Return the target type of this type." }, | |
1487 | { "template_argument", typy_template_argument, METH_VARARGS, | |
5107b149 | 1488 | "template_argument (arg, [block]) -> Type\n\ |
2c74e833 TT |
1489 | Return the type of a template argument." }, |
1490 | { "unqualified", typy_unqualified, METH_NOARGS, | |
1491 | "unqualified () -> Type\n\ | |
1492 | Return a variant of this type without const or volatile attributes." }, | |
9cc10fd1 | 1493 | { "values", typy_values, METH_NOARGS, |
a73bb892 PK |
1494 | "values () -> list\n\ |
1495 | Return a list holding all the fields of this type.\n\ | |
1496 | Each field is a gdb.Field object." }, | |
2c74e833 TT |
1497 | { "volatile", typy_volatile, METH_NOARGS, |
1498 | "volatile () -> Type\n\ | |
1499 | Return a volatile variant of this type" }, | |
1500 | { NULL } | |
1501 | }; | |
1502 | ||
9cc10fd1 PK |
1503 | static PyNumberMethods type_object_as_number = { |
1504 | NULL, /* nb_add */ | |
1505 | NULL, /* nb_subtract */ | |
1506 | NULL, /* nb_multiply */ | |
9a27f2c6 | 1507 | #ifndef IS_PY3K |
9cc10fd1 | 1508 | NULL, /* nb_divide */ |
9a27f2c6 | 1509 | #endif |
9cc10fd1 PK |
1510 | NULL, /* nb_remainder */ |
1511 | NULL, /* nb_divmod */ | |
1512 | NULL, /* nb_power */ | |
1513 | NULL, /* nb_negative */ | |
1514 | NULL, /* nb_positive */ | |
1515 | NULL, /* nb_absolute */ | |
1516 | typy_nonzero, /* nb_nonzero */ | |
1517 | NULL, /* nb_invert */ | |
1518 | NULL, /* nb_lshift */ | |
1519 | NULL, /* nb_rshift */ | |
1520 | NULL, /* nb_and */ | |
1521 | NULL, /* nb_xor */ | |
1522 | NULL, /* nb_or */ | |
9a27f2c6 PK |
1523 | #ifdef IS_PY3K |
1524 | NULL, /* nb_int */ | |
1525 | NULL, /* reserved */ | |
1526 | #else | |
9cc10fd1 PK |
1527 | NULL, /* nb_coerce */ |
1528 | NULL, /* nb_int */ | |
1529 | NULL, /* nb_long */ | |
9a27f2c6 | 1530 | #endif |
9cc10fd1 | 1531 | NULL, /* nb_float */ |
9a27f2c6 | 1532 | #ifndef IS_PY3K |
9cc10fd1 PK |
1533 | NULL, /* nb_oct */ |
1534 | NULL /* nb_hex */ | |
9a27f2c6 | 1535 | #endif |
9cc10fd1 PK |
1536 | }; |
1537 | ||
a73bb892 PK |
1538 | static PyMappingMethods typy_mapping = { |
1539 | typy_length, | |
1540 | typy_getitem, | |
1541 | NULL /* no "set" method */ | |
1542 | }; | |
1543 | ||
e36122e9 | 1544 | PyTypeObject type_object_type = |
2c74e833 | 1545 | { |
9a27f2c6 | 1546 | PyVarObject_HEAD_INIT (NULL, 0) |
2c74e833 TT |
1547 | "gdb.Type", /*tp_name*/ |
1548 | sizeof (type_object), /*tp_basicsize*/ | |
1549 | 0, /*tp_itemsize*/ | |
1550 | typy_dealloc, /*tp_dealloc*/ | |
1551 | 0, /*tp_print*/ | |
1552 | 0, /*tp_getattr*/ | |
1553 | 0, /*tp_setattr*/ | |
1554 | 0, /*tp_compare*/ | |
1555 | 0, /*tp_repr*/ | |
9cc10fd1 | 1556 | &type_object_as_number, /*tp_as_number*/ |
2c74e833 | 1557 | 0, /*tp_as_sequence*/ |
a73bb892 | 1558 | &typy_mapping, /*tp_as_mapping*/ |
2c74e833 TT |
1559 | 0, /*tp_hash */ |
1560 | 0, /*tp_call*/ | |
1561 | typy_str, /*tp_str*/ | |
1562 | 0, /*tp_getattro*/ | |
1563 | 0, /*tp_setattro*/ | |
1564 | 0, /*tp_as_buffer*/ | |
1565 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
1566 | "GDB type object", /* tp_doc */ | |
1567 | 0, /* tp_traverse */ | |
1568 | 0, /* tp_clear */ | |
d839c8a4 | 1569 | typy_richcompare, /* tp_richcompare */ |
2c74e833 | 1570 | 0, /* tp_weaklistoffset */ |
a73bb892 | 1571 | typy_iter, /* tp_iter */ |
2c74e833 TT |
1572 | 0, /* tp_iternext */ |
1573 | type_object_methods, /* tp_methods */ | |
1574 | 0, /* tp_members */ | |
1575 | type_object_getset, /* tp_getset */ | |
1576 | 0, /* tp_base */ | |
1577 | 0, /* tp_dict */ | |
1578 | 0, /* tp_descr_get */ | |
1579 | 0, /* tp_descr_set */ | |
1580 | 0, /* tp_dictoffset */ | |
1581 | 0, /* tp_init */ | |
1582 | 0, /* tp_alloc */ | |
1583 | 0, /* tp_new */ | |
1584 | }; | |
1585 | ||
0d1f4ceb | 1586 | static gdb_PyGetSetDef field_object_getset[] = |
2e8265fd TT |
1587 | { |
1588 | { "__dict__", gdb_py_generic_dict, NULL, | |
1589 | "The __dict__ for this field.", &field_object_type }, | |
1590 | { NULL } | |
1591 | }; | |
1592 | ||
e36122e9 | 1593 | PyTypeObject field_object_type = |
2c74e833 | 1594 | { |
9a27f2c6 | 1595 | PyVarObject_HEAD_INIT (NULL, 0) |
2c74e833 TT |
1596 | "gdb.Field", /*tp_name*/ |
1597 | sizeof (field_object), /*tp_basicsize*/ | |
1598 | 0, /*tp_itemsize*/ | |
1599 | field_dealloc, /*tp_dealloc*/ | |
1600 | 0, /*tp_print*/ | |
1601 | 0, /*tp_getattr*/ | |
1602 | 0, /*tp_setattr*/ | |
1603 | 0, /*tp_compare*/ | |
1604 | 0, /*tp_repr*/ | |
1605 | 0, /*tp_as_number*/ | |
1606 | 0, /*tp_as_sequence*/ | |
1607 | 0, /*tp_as_mapping*/ | |
1608 | 0, /*tp_hash */ | |
1609 | 0, /*tp_call*/ | |
1610 | 0, /*tp_str*/ | |
1611 | 0, /*tp_getattro*/ | |
1612 | 0, /*tp_setattro*/ | |
1613 | 0, /*tp_as_buffer*/ | |
1614 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
1615 | "GDB field object", /* tp_doc */ | |
1616 | 0, /* tp_traverse */ | |
1617 | 0, /* tp_clear */ | |
1618 | 0, /* tp_richcompare */ | |
1619 | 0, /* tp_weaklistoffset */ | |
1620 | 0, /* tp_iter */ | |
1621 | 0, /* tp_iternext */ | |
1622 | 0, /* tp_methods */ | |
1623 | 0, /* tp_members */ | |
2e8265fd | 1624 | field_object_getset, /* tp_getset */ |
2c74e833 TT |
1625 | 0, /* tp_base */ |
1626 | 0, /* tp_dict */ | |
1627 | 0, /* tp_descr_get */ | |
1628 | 0, /* tp_descr_set */ | |
1629 | offsetof (field_object, dict), /* tp_dictoffset */ | |
1630 | 0, /* tp_init */ | |
1631 | 0, /* tp_alloc */ | |
1632 | 0, /* tp_new */ | |
1633 | }; | |
a73bb892 | 1634 | |
e36122e9 | 1635 | PyTypeObject type_iterator_object_type = { |
9a27f2c6 | 1636 | PyVarObject_HEAD_INIT (NULL, 0) |
a73bb892 PK |
1637 | "gdb.TypeIterator", /*tp_name*/ |
1638 | sizeof (typy_iterator_object), /*tp_basicsize*/ | |
1639 | 0, /*tp_itemsize*/ | |
1640 | typy_iterator_dealloc, /*tp_dealloc*/ | |
1641 | 0, /*tp_print*/ | |
1642 | 0, /*tp_getattr*/ | |
1643 | 0, /*tp_setattr*/ | |
1644 | 0, /*tp_compare*/ | |
1645 | 0, /*tp_repr*/ | |
1646 | 0, /*tp_as_number*/ | |
1647 | 0, /*tp_as_sequence*/ | |
1648 | 0, /*tp_as_mapping*/ | |
1649 | 0, /*tp_hash */ | |
1650 | 0, /*tp_call*/ | |
1651 | 0, /*tp_str*/ | |
1652 | 0, /*tp_getattro*/ | |
1653 | 0, /*tp_setattro*/ | |
1654 | 0, /*tp_as_buffer*/ | |
1655 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
1656 | "GDB type iterator object", /*tp_doc */ | |
1657 | 0, /*tp_traverse */ | |
1658 | 0, /*tp_clear */ | |
1659 | 0, /*tp_richcompare */ | |
1660 | 0, /*tp_weaklistoffset */ | |
1661 | typy_iterator_iter, /*tp_iter */ | |
1662 | typy_iterator_iternext, /*tp_iternext */ | |
1663 | 0 /*tp_methods */ | |
1664 | }; |