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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" |
53342f27 | 29 | #include "typeprint.h" |
2c74e833 TT |
30 | |
31 | typedef struct pyty_type_object | |
32 | { | |
33 | PyObject_HEAD | |
34 | struct type *type; | |
35 | ||
36 | /* If a Type object is associated with an objfile, it is kept on a | |
37 | doubly-linked list, rooted in the objfile. This lets us copy the | |
38 | underlying struct type when the objfile is deleted. */ | |
39 | struct pyty_type_object *prev; | |
40 | struct pyty_type_object *next; | |
41 | } type_object; | |
42 | ||
e36122e9 | 43 | extern PyTypeObject type_object_type |
62eec1a5 | 44 | CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("type_object"); |
2c74e833 TT |
45 | |
46 | /* A Field object. */ | |
47 | typedef struct pyty_field_object | |
48 | { | |
49 | PyObject_HEAD | |
50 | ||
51 | /* Dictionary holding our attributes. */ | |
52 | PyObject *dict; | |
53 | } field_object; | |
54 | ||
e36122e9 | 55 | extern PyTypeObject field_object_type |
62eec1a5 | 56 | CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("field_object"); |
2c74e833 | 57 | |
a73bb892 PK |
58 | /* A type iterator object. */ |
59 | typedef struct { | |
60 | PyObject_HEAD | |
61 | /* The current field index. */ | |
62 | int field; | |
63 | /* What to return. */ | |
64 | enum gdbpy_iter_kind kind; | |
65 | /* Pointer back to the original source type object. */ | |
66 | struct pyty_type_object *source; | |
67 | } typy_iterator_object; | |
68 | ||
e36122e9 | 69 | extern PyTypeObject type_iterator_object_type |
62eec1a5 | 70 | CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("typy_iterator_object"); |
a73bb892 | 71 | |
2c74e833 TT |
72 | /* This is used to initialize various gdb.TYPE_ constants. */ |
73 | struct pyty_code | |
74 | { | |
75 | /* The code. */ | |
76 | enum type_code code; | |
77 | /* The name. */ | |
78 | const char *name; | |
79 | }; | |
80 | ||
0dab82e9 PK |
81 | /* Forward declarations. */ |
82 | static PyObject *typy_make_iter (PyObject *self, enum gdbpy_iter_kind kind); | |
83 | ||
2c74e833 TT |
84 | #define ENTRY(X) { X, #X } |
85 | ||
86 | static struct pyty_code pyty_codes[] = | |
87 | { | |
6b1755ce | 88 | ENTRY (TYPE_CODE_BITSTRING), |
2c74e833 TT |
89 | ENTRY (TYPE_CODE_PTR), |
90 | ENTRY (TYPE_CODE_ARRAY), | |
91 | ENTRY (TYPE_CODE_STRUCT), | |
92 | ENTRY (TYPE_CODE_UNION), | |
93 | ENTRY (TYPE_CODE_ENUM), | |
94 | ENTRY (TYPE_CODE_FLAGS), | |
95 | ENTRY (TYPE_CODE_FUNC), | |
96 | ENTRY (TYPE_CODE_INT), | |
97 | ENTRY (TYPE_CODE_FLT), | |
98 | ENTRY (TYPE_CODE_VOID), | |
99 | ENTRY (TYPE_CODE_SET), | |
100 | ENTRY (TYPE_CODE_RANGE), | |
101 | ENTRY (TYPE_CODE_STRING), | |
2c74e833 TT |
102 | ENTRY (TYPE_CODE_ERROR), |
103 | ENTRY (TYPE_CODE_METHOD), | |
104 | ENTRY (TYPE_CODE_METHODPTR), | |
105 | ENTRY (TYPE_CODE_MEMBERPTR), | |
106 | ENTRY (TYPE_CODE_REF), | |
3fcf899d | 107 | ENTRY (TYPE_CODE_RVALUE_REF), |
2c74e833 TT |
108 | ENTRY (TYPE_CODE_CHAR), |
109 | ENTRY (TYPE_CODE_BOOL), | |
110 | ENTRY (TYPE_CODE_COMPLEX), | |
111 | ENTRY (TYPE_CODE_TYPEDEF), | |
112 | ENTRY (TYPE_CODE_NAMESPACE), | |
113 | ENTRY (TYPE_CODE_DECFLOAT), | |
114 | ENTRY (TYPE_CODE_INTERNAL_FUNCTION), | |
115 | { TYPE_CODE_UNDEF, NULL } | |
116 | }; | |
117 | ||
118 | \f | |
119 | ||
120 | static void | |
121 | field_dealloc (PyObject *obj) | |
122 | { | |
123 | field_object *f = (field_object *) obj; | |
d59b6f6c | 124 | |
2c74e833 | 125 | Py_XDECREF (f->dict); |
9a27f2c6 | 126 | Py_TYPE (obj)->tp_free (obj); |
2c74e833 TT |
127 | } |
128 | ||
129 | static PyObject * | |
130 | field_new (void) | |
131 | { | |
88b6faea TT |
132 | gdbpy_ref<field_object> result (PyObject_New (field_object, |
133 | &field_object_type)); | |
d59b6f6c | 134 | |
88b6faea | 135 | if (result != NULL) |
2c74e833 TT |
136 | { |
137 | result->dict = PyDict_New (); | |
138 | if (!result->dict) | |
88b6faea | 139 | return NULL; |
2c74e833 | 140 | } |
88b6faea | 141 | return (PyObject *) result.release (); |
2c74e833 TT |
142 | } |
143 | ||
144 | \f | |
145 | ||
a16b0e22 SC |
146 | /* Return true if OBJ is of type gdb.Field, false otherwise. */ |
147 | ||
148 | int | |
149 | gdbpy_is_field (PyObject *obj) | |
150 | { | |
151 | return PyObject_TypeCheck (obj, &field_object_type); | |
152 | } | |
153 | ||
2c74e833 TT |
154 | /* Return the code for this type. */ |
155 | static PyObject * | |
156 | typy_get_code (PyObject *self, void *closure) | |
157 | { | |
158 | struct type *type = ((type_object *) self)->type; | |
d59b6f6c | 159 | |
2c74e833 TT |
160 | return PyInt_FromLong (TYPE_CODE (type)); |
161 | } | |
162 | ||
163 | /* Helper function for typy_fields which converts a single field to a | |
a73bb892 PK |
164 | gdb.Field object. Returns NULL on error. */ |
165 | ||
1b20edf0 | 166 | static gdbpy_ref<> |
2c74e833 TT |
167 | convert_field (struct type *type, int field) |
168 | { | |
7780f186 | 169 | gdbpy_ref<> result (field_new ()); |
2c74e833 | 170 | |
3bb43384 | 171 | if (result == NULL) |
2c74e833 TT |
172 | return NULL; |
173 | ||
7780f186 | 174 | gdbpy_ref<> arg (type_to_type_object (type)); |
a16b0e22 | 175 | if (arg == NULL) |
3bb43384 TT |
176 | return NULL; |
177 | if (PyObject_SetAttrString (result.get (), "parent_type", arg.get ()) < 0) | |
178 | return NULL; | |
a16b0e22 | 179 | |
2c74e833 TT |
180 | if (!field_is_static (&TYPE_FIELD (type, field))) |
181 | { | |
14e75d8e JK |
182 | const char *attrstring; |
183 | ||
184 | if (TYPE_CODE (type) == TYPE_CODE_ENUM) | |
185 | { | |
3bb43384 TT |
186 | arg.reset (gdb_py_long_from_longest (TYPE_FIELD_ENUMVAL (type, |
187 | field))); | |
14e75d8e JK |
188 | attrstring = "enumval"; |
189 | } | |
190 | else | |
191 | { | |
3bb43384 TT |
192 | arg.reset (gdb_py_long_from_longest (TYPE_FIELD_BITPOS (type, |
193 | field))); | |
14e75d8e JK |
194 | attrstring = "bitpos"; |
195 | } | |
196 | ||
3bb43384 TT |
197 | if (arg == NULL) |
198 | return NULL; | |
2c74e833 | 199 | |
6c28e44a | 200 | if (PyObject_SetAttrString (result.get (), attrstring, arg.get ()) < 0) |
3bb43384 | 201 | return NULL; |
2c74e833 TT |
202 | } |
203 | ||
3bb43384 | 204 | arg.reset (NULL); |
2c74e833 | 205 | if (TYPE_FIELD_NAME (type, field)) |
b5b08fb4 SC |
206 | { |
207 | const char *field_name = TYPE_FIELD_NAME (type, field); | |
a8f35c2e | 208 | |
b5b08fb4 SC |
209 | if (field_name[0] != '\0') |
210 | { | |
3bb43384 | 211 | arg.reset (PyString_FromString (TYPE_FIELD_NAME (type, field))); |
b5b08fb4 | 212 | if (arg == NULL) |
3bb43384 | 213 | return NULL; |
b5b08fb4 SC |
214 | } |
215 | } | |
216 | if (arg == NULL) | |
1b20edf0 TT |
217 | arg = gdbpy_ref<>::new_reference (Py_None); |
218 | ||
3bb43384 TT |
219 | if (PyObject_SetAttrString (result.get (), "name", arg.get ()) < 0) |
220 | return NULL; | |
2c74e833 | 221 | |
1b20edf0 TT |
222 | arg = gdbpy_ref<>::new_reference (TYPE_FIELD_ARTIFICIAL (type, field) |
223 | ? Py_True : Py_False); | |
3bb43384 TT |
224 | if (PyObject_SetAttrString (result.get (), "artificial", arg.get ()) < 0) |
225 | return NULL; | |
2c74e833 | 226 | |
4753d33b | 227 | if (TYPE_CODE (type) == TYPE_CODE_STRUCT) |
1b20edf0 TT |
228 | arg = gdbpy_ref<>::new_reference (field < TYPE_N_BASECLASSES (type) |
229 | ? Py_True : Py_False); | |
bfd31e71 | 230 | else |
1b20edf0 | 231 | arg = gdbpy_ref<>::new_reference (Py_False); |
3bb43384 TT |
232 | if (PyObject_SetAttrString (result.get (), "is_base_class", arg.get ()) < 0) |
233 | return NULL; | |
234 | ||
235 | arg.reset (PyLong_FromLong (TYPE_FIELD_BITSIZE (type, field))); | |
236 | if (arg == NULL) | |
237 | return NULL; | |
238 | if (PyObject_SetAttrString (result.get (), "bitsize", arg.get ()) < 0) | |
239 | return NULL; | |
2c74e833 TT |
240 | |
241 | /* A field can have a NULL type in some situations. */ | |
242 | if (TYPE_FIELD_TYPE (type, field) == NULL) | |
1b20edf0 | 243 | arg = gdbpy_ref<>::new_reference (Py_None); |
2c74e833 | 244 | else |
3bb43384 TT |
245 | arg.reset (type_to_type_object (TYPE_FIELD_TYPE (type, field))); |
246 | if (arg == NULL) | |
247 | return NULL; | |
248 | if (PyObject_SetAttrString (result.get (), "type", arg.get ()) < 0) | |
249 | return NULL; | |
2c74e833 | 250 | |
1b20edf0 | 251 | return result; |
2c74e833 TT |
252 | } |
253 | ||
a73bb892 PK |
254 | /* Helper function to return the name of a field, as a gdb.Field object. |
255 | If the field doesn't have a name, None is returned. */ | |
256 | ||
1b20edf0 | 257 | static gdbpy_ref<> |
a73bb892 | 258 | field_name (struct type *type, int field) |
2c74e833 | 259 | { |
1b20edf0 | 260 | gdbpy_ref<> result; |
a73bb892 PK |
261 | |
262 | if (TYPE_FIELD_NAME (type, field)) | |
1b20edf0 | 263 | result.reset (PyString_FromString (TYPE_FIELD_NAME (type, field))); |
a73bb892 | 264 | else |
1b20edf0 TT |
265 | result = gdbpy_ref<>::new_reference (Py_None); |
266 | ||
a73bb892 PK |
267 | return result; |
268 | } | |
269 | ||
270 | /* Helper function for Type standard mapping methods. Returns a | |
271 | Python object for field i of the type. "kind" specifies what to | |
272 | return: the name of the field, a gdb.Field object corresponding to | |
273 | the field, or a tuple consisting of field name and gdb.Field | |
274 | object. */ | |
275 | ||
1b20edf0 | 276 | static gdbpy_ref<> |
a73bb892 PK |
277 | make_fielditem (struct type *type, int i, enum gdbpy_iter_kind kind) |
278 | { | |
a73bb892 PK |
279 | switch (kind) |
280 | { | |
281 | case iter_items: | |
3bb43384 | 282 | { |
7780f186 | 283 | gdbpy_ref<> key (field_name (type, i)); |
3bb43384 TT |
284 | if (key == NULL) |
285 | return NULL; | |
1b20edf0 | 286 | gdbpy_ref<> value = convert_field (type, i); |
3bb43384 TT |
287 | if (value == NULL) |
288 | return NULL; | |
7780f186 | 289 | gdbpy_ref<> item (PyTuple_New (2)); |
3bb43384 TT |
290 | if (item == NULL) |
291 | return NULL; | |
292 | PyTuple_SET_ITEM (item.get (), 0, key.release ()); | |
293 | PyTuple_SET_ITEM (item.get (), 1, value.release ()); | |
1b20edf0 | 294 | return item; |
3bb43384 | 295 | } |
a73bb892 | 296 | case iter_keys: |
3bb43384 | 297 | return field_name (type, i); |
a73bb892 | 298 | case iter_values: |
3bb43384 | 299 | return convert_field (type, i); |
a73bb892 | 300 | } |
3bb43384 | 301 | gdb_assert_not_reached ("invalid gdbpy_iter_kind"); |
a73bb892 PK |
302 | } |
303 | ||
304 | /* Return a sequence of all field names, fields, or (name, field) pairs. | |
305 | Each field is a gdb.Field object. */ | |
306 | ||
307 | static PyObject * | |
308 | typy_fields_items (PyObject *self, enum gdbpy_iter_kind kind) | |
309 | { | |
f6b47be4 | 310 | PyObject *py_type = self; |
f6b47be4 DE |
311 | struct type *type = ((type_object *) py_type)->type; |
312 | struct type *checked_type = type; | |
313 | ||
a70b8144 | 314 | try |
f6b47be4 | 315 | { |
f168693b | 316 | checked_type = check_typedef (checked_type); |
f6b47be4 | 317 | } |
230d2906 | 318 | catch (const gdb_exception &except) |
492d29ea PA |
319 | { |
320 | GDB_PY_HANDLE_EXCEPTION (except); | |
321 | } | |
f6b47be4 | 322 | |
2a3c71d6 | 323 | gdbpy_ref<> type_holder; |
f6b47be4 | 324 | if (checked_type != type) |
f6b47be4 | 325 | { |
2a3c71d6 TT |
326 | type_holder.reset (type_to_type_object (checked_type)); |
327 | if (type_holder == nullptr) | |
328 | return nullptr; | |
329 | py_type = type_holder.get (); | |
f6b47be4 | 330 | } |
2a3c71d6 TT |
331 | gdbpy_ref<> iter (typy_make_iter (py_type, kind)); |
332 | if (iter == nullptr) | |
333 | return nullptr; | |
f6b47be4 | 334 | |
2a3c71d6 | 335 | return PySequence_List (iter.get ()); |
a73bb892 PK |
336 | } |
337 | ||
338 | /* Return a sequence of all fields. Each field is a gdb.Field object. */ | |
339 | ||
340 | static PyObject * | |
9cc10fd1 | 341 | typy_values (PyObject *self, PyObject *args) |
a73bb892 PK |
342 | { |
343 | return typy_fields_items (self, iter_values); | |
344 | } | |
345 | ||
9cc10fd1 | 346 | /* Return a sequence of all fields. Each field is a gdb.Field object. |
256458bc | 347 | This method is similar to typy_values, except where the supplied |
9cc10fd1 PK |
348 | gdb.Type is an array, in which case it returns a list of one entry |
349 | which is a gdb.Field object for a range (the array bounds). */ | |
350 | ||
351 | static PyObject * | |
352 | typy_fields (PyObject *self, PyObject *args) | |
353 | { | |
354 | struct type *type = ((type_object *) self)->type; | |
256458bc | 355 | |
9cc10fd1 PK |
356 | if (TYPE_CODE (type) != TYPE_CODE_ARRAY) |
357 | return typy_fields_items (self, iter_values); | |
358 | ||
359 | /* Array type. Handle this as a special case because the common | |
360 | machinery wants struct or union or enum types. Build a list of | |
361 | one entry which is the range for the array. */ | |
1b20edf0 | 362 | gdbpy_ref<> r = convert_field (type, 0); |
9cc10fd1 PK |
363 | if (r == NULL) |
364 | return NULL; | |
256458bc | 365 | |
3bb43384 | 366 | return Py_BuildValue ("[O]", r.get ()); |
9cc10fd1 PK |
367 | } |
368 | ||
a73bb892 PK |
369 | /* Return a sequence of all field names. Each field is a gdb.Field object. */ |
370 | ||
371 | static PyObject * | |
372 | typy_field_names (PyObject *self, PyObject *args) | |
373 | { | |
374 | return typy_fields_items (self, iter_keys); | |
375 | } | |
376 | ||
256458bc | 377 | /* Return a sequence of all (name, fields) pairs. Each field is a |
a73bb892 PK |
378 | gdb.Field object. */ |
379 | ||
380 | static PyObject * | |
381 | typy_items (PyObject *self, PyObject *args) | |
382 | { | |
383 | return typy_fields_items (self, iter_items); | |
2c74e833 TT |
384 | } |
385 | ||
c0d48811 JB |
386 | /* Return the type's name, or None. */ |
387 | ||
388 | static PyObject * | |
389 | typy_get_name (PyObject *self, void *closure) | |
390 | { | |
391 | struct type *type = ((type_object *) self)->type; | |
392 | ||
393 | if (TYPE_NAME (type) == NULL) | |
394 | Py_RETURN_NONE; | |
395 | return PyString_FromString (TYPE_NAME (type)); | |
396 | } | |
397 | ||
2c74e833 TT |
398 | /* Return the type's tag, or None. */ |
399 | static PyObject * | |
400 | typy_get_tag (PyObject *self, void *closure) | |
401 | { | |
402 | struct type *type = ((type_object *) self)->type; | |
e86ca25f | 403 | const char *tagname = nullptr; |
d59b6f6c | 404 | |
e86ca25f TT |
405 | if (TYPE_CODE (type) == TYPE_CODE_STRUCT |
406 | || TYPE_CODE (type) == TYPE_CODE_UNION | |
407 | || TYPE_CODE (type) == TYPE_CODE_ENUM) | |
408 | tagname = TYPE_NAME (type); | |
409 | ||
410 | if (tagname == nullptr) | |
2c74e833 | 411 | Py_RETURN_NONE; |
e86ca25f | 412 | return PyString_FromString (tagname); |
2c74e833 TT |
413 | } |
414 | ||
e1f2e1a2 CB |
415 | /* Return the type's objfile, or None. */ |
416 | static PyObject * | |
417 | typy_get_objfile (PyObject *self, void *closure) | |
418 | { | |
419 | struct type *type = ((type_object *) self)->type; | |
420 | struct objfile *objfile = TYPE_OBJFILE (type); | |
421 | ||
422 | if (objfile == nullptr) | |
423 | Py_RETURN_NONE; | |
424 | return objfile_to_objfile_object (objfile).release (); | |
425 | } | |
426 | ||
2c74e833 TT |
427 | /* Return the type, stripped of typedefs. */ |
428 | static PyObject * | |
429 | typy_strip_typedefs (PyObject *self, PyObject *args) | |
430 | { | |
431 | struct type *type = ((type_object *) self)->type; | |
5d9c5995 | 432 | |
a70b8144 | 433 | try |
5d9c5995 PM |
434 | { |
435 | type = check_typedef (type); | |
436 | } | |
230d2906 | 437 | catch (const gdb_exception &except) |
492d29ea PA |
438 | { |
439 | GDB_PY_HANDLE_EXCEPTION (except); | |
440 | } | |
2c74e833 | 441 | |
bc9abe4a | 442 | return type_to_type_object (type); |
2c74e833 TT |
443 | } |
444 | ||
9cc10fd1 PK |
445 | /* Strip typedefs and pointers/reference from a type. Then check that |
446 | it is a struct, union, or enum type. If not, raise TypeError. */ | |
447 | ||
448 | static struct type * | |
449 | typy_get_composite (struct type *type) | |
450 | { | |
9cc10fd1 PK |
451 | |
452 | for (;;) | |
453 | { | |
a70b8144 | 454 | try |
9cc10fd1 | 455 | { |
f168693b | 456 | type = check_typedef (type); |
9cc10fd1 | 457 | } |
230d2906 | 458 | catch (const gdb_exception &except) |
492d29ea PA |
459 | { |
460 | GDB_PY_HANDLE_EXCEPTION (except); | |
461 | } | |
9cc10fd1 | 462 | |
aa006118 | 463 | if (TYPE_CODE (type) != TYPE_CODE_PTR && !TYPE_IS_REFERENCE (type)) |
9cc10fd1 PK |
464 | break; |
465 | type = TYPE_TARGET_TYPE (type); | |
466 | } | |
467 | ||
468 | /* If this is not a struct, union, or enum type, raise TypeError | |
469 | exception. */ | |
256458bc | 470 | if (TYPE_CODE (type) != TYPE_CODE_STRUCT |
9cc10fd1 | 471 | && TYPE_CODE (type) != TYPE_CODE_UNION |
bed91f4d SM |
472 | && TYPE_CODE (type) != TYPE_CODE_ENUM |
473 | && TYPE_CODE (type) != TYPE_CODE_FUNC) | |
9cc10fd1 PK |
474 | { |
475 | PyErr_SetString (PyExc_TypeError, | |
bed91f4d | 476 | "Type is not a structure, union, enum, or function type."); |
9cc10fd1 PK |
477 | return NULL; |
478 | } | |
256458bc | 479 | |
9cc10fd1 PK |
480 | return type; |
481 | } | |
482 | ||
a72c3253 | 483 | /* Helper for typy_array and typy_vector. */ |
702c2711 TT |
484 | |
485 | static PyObject * | |
a72c3253 | 486 | typy_array_1 (PyObject *self, PyObject *args, int is_vector) |
702c2711 | 487 | { |
74aedc46 | 488 | long n1, n2; |
702c2711 TT |
489 | PyObject *n2_obj = NULL; |
490 | struct type *array = NULL; | |
491 | struct type *type = ((type_object *) self)->type; | |
702c2711 | 492 | |
74aedc46 | 493 | if (! PyArg_ParseTuple (args, "l|O", &n1, &n2_obj)) |
702c2711 TT |
494 | return NULL; |
495 | ||
496 | if (n2_obj) | |
497 | { | |
498 | if (!PyInt_Check (n2_obj)) | |
499 | { | |
500 | PyErr_SetString (PyExc_RuntimeError, | |
501 | _("Array bound must be an integer")); | |
502 | return NULL; | |
503 | } | |
74aedc46 TT |
504 | |
505 | if (! gdb_py_int_as_long (n2_obj, &n2)) | |
702c2711 TT |
506 | return NULL; |
507 | } | |
508 | else | |
509 | { | |
510 | n2 = n1; | |
511 | n1 = 0; | |
512 | } | |
513 | ||
e810d75b | 514 | if (n2 < n1 - 1) /* Note: An empty array has n2 == n1 - 1. */ |
702c2711 TT |
515 | { |
516 | PyErr_SetString (PyExc_ValueError, | |
517 | _("Array length must not be negative")); | |
518 | return NULL; | |
519 | } | |
520 | ||
a70b8144 | 521 | try |
702c2711 TT |
522 | { |
523 | array = lookup_array_range_type (type, n1, n2); | |
a72c3253 DE |
524 | if (is_vector) |
525 | make_vector_type (array); | |
702c2711 | 526 | } |
230d2906 | 527 | catch (const gdb_exception &except) |
492d29ea PA |
528 | { |
529 | GDB_PY_HANDLE_EXCEPTION (except); | |
530 | } | |
702c2711 TT |
531 | |
532 | return type_to_type_object (array); | |
533 | } | |
534 | ||
a72c3253 DE |
535 | /* Return an array type. */ |
536 | ||
537 | static PyObject * | |
538 | typy_array (PyObject *self, PyObject *args) | |
539 | { | |
540 | return typy_array_1 (self, args, 0); | |
541 | } | |
542 | ||
543 | /* Return a vector type. */ | |
544 | ||
545 | static PyObject * | |
546 | typy_vector (PyObject *self, PyObject *args) | |
547 | { | |
548 | return typy_array_1 (self, args, 1); | |
549 | } | |
550 | ||
2c74e833 TT |
551 | /* Return a Type object which represents a pointer to SELF. */ |
552 | static PyObject * | |
553 | typy_pointer (PyObject *self, PyObject *args) | |
554 | { | |
555 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 556 | |
a70b8144 | 557 | try |
2c74e833 TT |
558 | { |
559 | type = lookup_pointer_type (type); | |
560 | } | |
230d2906 | 561 | catch (const gdb_exception &except) |
492d29ea PA |
562 | { |
563 | GDB_PY_HANDLE_EXCEPTION (except); | |
564 | } | |
2c74e833 TT |
565 | |
566 | return type_to_type_object (type); | |
567 | } | |
568 | ||
361ae042 PM |
569 | /* Return the range of a type represented by SELF. The return type is |
570 | a tuple. The first element of the tuple contains the low bound, | |
571 | while the second element of the tuple contains the high bound. */ | |
572 | static PyObject * | |
573 | typy_range (PyObject *self, PyObject *args) | |
574 | { | |
575 | struct type *type = ((type_object *) self)->type; | |
8d099ae9 PM |
576 | /* Initialize these to appease GCC warnings. */ |
577 | LONGEST low = 0, high = 0; | |
361ae042 PM |
578 | |
579 | if (TYPE_CODE (type) != TYPE_CODE_ARRAY | |
580 | && TYPE_CODE (type) != TYPE_CODE_STRING | |
581 | && TYPE_CODE (type) != TYPE_CODE_RANGE) | |
582 | { | |
583 | PyErr_SetString (PyExc_RuntimeError, | |
044c0f87 | 584 | _("This type does not have a range.")); |
361ae042 PM |
585 | return NULL; |
586 | } | |
587 | ||
588 | switch (TYPE_CODE (type)) | |
589 | { | |
590 | case TYPE_CODE_ARRAY: | |
591 | case TYPE_CODE_STRING: | |
592 | low = TYPE_LOW_BOUND (TYPE_INDEX_TYPE (type)); | |
593 | high = TYPE_HIGH_BOUND (TYPE_INDEX_TYPE (type)); | |
594 | break; | |
595 | case TYPE_CODE_RANGE: | |
596 | low = TYPE_LOW_BOUND (type); | |
597 | high = TYPE_HIGH_BOUND (type); | |
598 | break; | |
599 | } | |
600 | ||
7780f186 | 601 | gdbpy_ref<> low_bound (PyLong_FromLong (low)); |
3bb43384 TT |
602 | if (low_bound == NULL) |
603 | return NULL; | |
361ae042 | 604 | |
7780f186 | 605 | gdbpy_ref<> high_bound (PyLong_FromLong (high)); |
3bb43384 TT |
606 | if (high_bound == NULL) |
607 | return NULL; | |
361ae042 | 608 | |
7780f186 | 609 | gdbpy_ref<> result (PyTuple_New (2)); |
3bb43384 TT |
610 | if (result == NULL) |
611 | return NULL; | |
256458bc | 612 | |
3bb43384 TT |
613 | if (PyTuple_SetItem (result.get (), 0, low_bound.release ()) != 0 |
614 | || PyTuple_SetItem (result.get (), 1, high_bound.release ()) != 0) | |
615 | return NULL; | |
616 | return result.release (); | |
361ae042 PM |
617 | } |
618 | ||
2c74e833 TT |
619 | /* Return a Type object which represents a reference to SELF. */ |
620 | static PyObject * | |
621 | typy_reference (PyObject *self, PyObject *args) | |
622 | { | |
623 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 624 | |
a70b8144 | 625 | try |
2c74e833 | 626 | { |
3b224330 | 627 | type = lookup_lvalue_reference_type (type); |
2c74e833 | 628 | } |
230d2906 | 629 | catch (const gdb_exception &except) |
492d29ea PA |
630 | { |
631 | GDB_PY_HANDLE_EXCEPTION (except); | |
632 | } | |
2c74e833 TT |
633 | |
634 | return type_to_type_object (type); | |
635 | } | |
636 | ||
637 | /* Return a Type object which represents the target type of SELF. */ | |
638 | static PyObject * | |
639 | typy_target (PyObject *self, PyObject *args) | |
640 | { | |
641 | struct type *type = ((type_object *) self)->type; | |
642 | ||
643 | if (!TYPE_TARGET_TYPE (type)) | |
644 | { | |
256458bc | 645 | PyErr_SetString (PyExc_RuntimeError, |
044c0f87 | 646 | _("Type does not have a target.")); |
2c74e833 TT |
647 | return NULL; |
648 | } | |
649 | ||
650 | return type_to_type_object (TYPE_TARGET_TYPE (type)); | |
651 | } | |
652 | ||
653 | /* Return a const-qualified type variant. */ | |
654 | static PyObject * | |
655 | typy_const (PyObject *self, PyObject *args) | |
656 | { | |
657 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 658 | |
a70b8144 | 659 | try |
2c74e833 TT |
660 | { |
661 | type = make_cv_type (1, 0, type, NULL); | |
662 | } | |
230d2906 | 663 | catch (const gdb_exception &except) |
492d29ea PA |
664 | { |
665 | GDB_PY_HANDLE_EXCEPTION (except); | |
666 | } | |
2c74e833 TT |
667 | |
668 | return type_to_type_object (type); | |
669 | } | |
670 | ||
671 | /* Return a volatile-qualified type variant. */ | |
672 | static PyObject * | |
673 | typy_volatile (PyObject *self, PyObject *args) | |
674 | { | |
675 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 676 | |
a70b8144 | 677 | try |
2c74e833 TT |
678 | { |
679 | type = make_cv_type (0, 1, type, NULL); | |
680 | } | |
230d2906 | 681 | catch (const gdb_exception &except) |
492d29ea PA |
682 | { |
683 | GDB_PY_HANDLE_EXCEPTION (except); | |
684 | } | |
2c74e833 TT |
685 | |
686 | return type_to_type_object (type); | |
687 | } | |
688 | ||
689 | /* Return an unqualified type variant. */ | |
690 | static PyObject * | |
691 | typy_unqualified (PyObject *self, PyObject *args) | |
692 | { | |
693 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 694 | |
a70b8144 | 695 | try |
2c74e833 TT |
696 | { |
697 | type = make_cv_type (0, 0, type, NULL); | |
698 | } | |
230d2906 | 699 | catch (const gdb_exception &except) |
492d29ea PA |
700 | { |
701 | GDB_PY_HANDLE_EXCEPTION (except); | |
702 | } | |
2c74e833 TT |
703 | |
704 | return type_to_type_object (type); | |
705 | } | |
706 | ||
707 | /* Return the size of the type represented by SELF, in bytes. */ | |
708 | static PyObject * | |
709 | typy_get_sizeof (PyObject *self, void *closure) | |
710 | { | |
711 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 712 | |
a70b8144 | 713 | try |
2c74e833 TT |
714 | { |
715 | check_typedef (type); | |
716 | } | |
230d2906 | 717 | catch (const gdb_exception &except) |
492d29ea PA |
718 | { |
719 | } | |
492d29ea | 720 | |
2c74e833 TT |
721 | /* Ignore exceptions. */ |
722 | ||
200bc880 | 723 | return gdb_py_long_from_longest (TYPE_LENGTH (type)); |
2c74e833 TT |
724 | } |
725 | ||
6d7bb824 TT |
726 | /* Return the alignment of the type represented by SELF, in bytes. */ |
727 | static PyObject * | |
728 | typy_get_alignof (PyObject *self, void *closure) | |
729 | { | |
730 | struct type *type = ((type_object *) self)->type; | |
731 | ||
732 | ULONGEST align = 0; | |
a70b8144 | 733 | try |
6d7bb824 TT |
734 | { |
735 | align = type_align (type); | |
736 | } | |
230d2906 | 737 | catch (const gdb_exception &except) |
6d7bb824 TT |
738 | { |
739 | align = 0; | |
740 | } | |
6d7bb824 TT |
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 | |
a70b8144 | 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 | |
b858499d | 761 | type = lookup_typename (python_language, |
5107b149 | 762 | type_name, block, 0); |
2c74e833 | 763 | } |
230d2906 | 764 | catch (const gdb_exception &except) |
492d29ea PA |
765 | { |
766 | GDB_PY_HANDLE_EXCEPTION (except); | |
767 | } | |
2c74e833 TT |
768 | |
769 | return type; | |
770 | } | |
771 | ||
772 | static struct type * | |
5107b149 | 773 | typy_lookup_type (struct demangle_component *demangled, |
9df2fbc4 | 774 | const struct block *block) |
2c74e833 | 775 | { |
cd829959 | 776 | struct type *type, *rtype = NULL; |
2c74e833 TT |
777 | enum demangle_component_type demangled_type; |
778 | ||
779 | /* Save the type: typy_lookup_type() may (indirectly) overwrite | |
780 | memory pointed by demangled. */ | |
781 | demangled_type = demangled->type; | |
782 | ||
783 | if (demangled_type == DEMANGLE_COMPONENT_POINTER | |
784 | || demangled_type == DEMANGLE_COMPONENT_REFERENCE | |
e4347c89 | 785 | || demangled_type == DEMANGLE_COMPONENT_RVALUE_REFERENCE |
2c74e833 TT |
786 | || demangled_type == DEMANGLE_COMPONENT_CONST |
787 | || demangled_type == DEMANGLE_COMPONENT_VOLATILE) | |
788 | { | |
5107b149 | 789 | type = typy_lookup_type (demangled->u.s_binary.left, block); |
2c74e833 TT |
790 | if (! type) |
791 | return NULL; | |
792 | ||
a70b8144 | 793 | try |
76dce0be | 794 | { |
cd829959 PM |
795 | /* If the demangled_type matches with one of the types |
796 | below, run the corresponding function and save the type | |
797 | to return later. We cannot just return here as we are in | |
798 | an exception handler. */ | |
76dce0be PM |
799 | switch (demangled_type) |
800 | { | |
801 | case DEMANGLE_COMPONENT_REFERENCE: | |
3b224330 | 802 | rtype = lookup_lvalue_reference_type (type); |
cd829959 | 803 | break; |
e4347c89 AV |
804 | case DEMANGLE_COMPONENT_RVALUE_REFERENCE: |
805 | rtype = lookup_rvalue_reference_type (type); | |
806 | break; | |
76dce0be | 807 | case DEMANGLE_COMPONENT_POINTER: |
cd829959 PM |
808 | rtype = lookup_pointer_type (type); |
809 | break; | |
76dce0be | 810 | case DEMANGLE_COMPONENT_CONST: |
cd829959 PM |
811 | rtype = make_cv_type (1, 0, type, NULL); |
812 | break; | |
76dce0be | 813 | case DEMANGLE_COMPONENT_VOLATILE: |
cd829959 PM |
814 | rtype = make_cv_type (0, 1, type, NULL); |
815 | break; | |
76dce0be | 816 | } |
76dce0be | 817 | } |
230d2906 | 818 | catch (const gdb_exception &except) |
492d29ea PA |
819 | { |
820 | GDB_PY_HANDLE_EXCEPTION (except); | |
821 | } | |
2c74e833 | 822 | } |
256458bc | 823 | |
cd829959 PM |
824 | /* If we have a type from the switch statement above, just return |
825 | that. */ | |
826 | if (rtype) | |
827 | return rtype; | |
256458bc | 828 | |
cd829959 | 829 | /* We don't have a type, so lookup the type. */ |
29592bde PA |
830 | gdb::unique_xmalloc_ptr<char> type_name = cp_comp_to_string (demangled, 10); |
831 | return typy_lookup_typename (type_name.get (), block); | |
2c74e833 TT |
832 | } |
833 | ||
326fd672 TT |
834 | /* This is a helper function for typy_template_argument that is used |
835 | when the type does not have template symbols attached. It works by | |
836 | parsing the type name. This happens with compilers, like older | |
837 | versions of GCC, that do not emit DW_TAG_template_*. */ | |
838 | ||
2c74e833 | 839 | static PyObject * |
9df2fbc4 | 840 | typy_legacy_template_argument (struct type *type, const struct block *block, |
326fd672 | 841 | int argno) |
2c74e833 | 842 | { |
326fd672 | 843 | int i; |
2c74e833 | 844 | struct demangle_component *demangled; |
c8b23b3f | 845 | std::unique_ptr<demangle_parse_info> info; |
3513a6bb | 846 | std::string err; |
2c74e833 | 847 | struct type *argtype; |
2c74e833 TT |
848 | |
849 | if (TYPE_NAME (type) == NULL) | |
850 | { | |
5107b149 | 851 | PyErr_SetString (PyExc_RuntimeError, _("Null type name.")); |
2c74e833 TT |
852 | return NULL; |
853 | } | |
854 | ||
a70b8144 | 855 | try |
5d9c5995 PM |
856 | { |
857 | /* Note -- this is not thread-safe. */ | |
858 | info = cp_demangled_name_to_comp (TYPE_NAME (type), &err); | |
859 | } | |
230d2906 | 860 | catch (const gdb_exception &except) |
492d29ea PA |
861 | { |
862 | GDB_PY_HANDLE_EXCEPTION (except); | |
863 | } | |
5d9c5995 | 864 | |
3a93a0c2 | 865 | if (! info) |
2c74e833 | 866 | { |
3513a6bb | 867 | PyErr_SetString (PyExc_RuntimeError, err.c_str ()); |
2c74e833 TT |
868 | return NULL; |
869 | } | |
3a93a0c2 | 870 | demangled = info->tree; |
2c74e833 TT |
871 | |
872 | /* Strip off component names. */ | |
873 | while (demangled->type == DEMANGLE_COMPONENT_QUAL_NAME | |
874 | || demangled->type == DEMANGLE_COMPONENT_LOCAL_NAME) | |
875 | demangled = demangled->u.s_binary.right; | |
876 | ||
877 | if (demangled->type != DEMANGLE_COMPONENT_TEMPLATE) | |
878 | { | |
5107b149 | 879 | PyErr_SetString (PyExc_RuntimeError, _("Type is not a template.")); |
2c74e833 TT |
880 | return NULL; |
881 | } | |
882 | ||
883 | /* Skip from the template to the arguments. */ | |
884 | demangled = demangled->u.s_binary.right; | |
885 | ||
886 | for (i = 0; demangled && i < argno; ++i) | |
887 | demangled = demangled->u.s_binary.right; | |
888 | ||
889 | if (! demangled) | |
890 | { | |
5107b149 | 891 | PyErr_Format (PyExc_RuntimeError, _("No argument %d in template."), |
2c74e833 TT |
892 | argno); |
893 | return NULL; | |
894 | } | |
895 | ||
5107b149 | 896 | argtype = typy_lookup_type (demangled->u.s_binary.left, block); |
2c74e833 TT |
897 | if (! argtype) |
898 | return NULL; | |
899 | ||
900 | return type_to_type_object (argtype); | |
326fd672 TT |
901 | } |
902 | ||
903 | static PyObject * | |
904 | typy_template_argument (PyObject *self, PyObject *args) | |
905 | { | |
906 | int argno; | |
907 | struct type *type = ((type_object *) self)->type; | |
9df2fbc4 | 908 | const struct block *block = NULL; |
326fd672 TT |
909 | PyObject *block_obj = NULL; |
910 | struct symbol *sym; | |
911 | struct value *val = NULL; | |
326fd672 TT |
912 | |
913 | if (! PyArg_ParseTuple (args, "i|O", &argno, &block_obj)) | |
914 | return NULL; | |
915 | ||
fd3ba736 TT |
916 | if (argno < 0) |
917 | { | |
918 | PyErr_SetString (PyExc_RuntimeError, | |
919 | _("Template argument number must be non-negative")); | |
920 | return NULL; | |
921 | } | |
922 | ||
326fd672 TT |
923 | if (block_obj) |
924 | { | |
925 | block = block_object_to_block (block_obj); | |
926 | if (! block) | |
927 | { | |
928 | PyErr_SetString (PyExc_RuntimeError, | |
929 | _("Second argument must be block.")); | |
930 | return NULL; | |
931 | } | |
932 | } | |
933 | ||
a70b8144 | 934 | try |
05d0e1e7 TT |
935 | { |
936 | type = check_typedef (type); | |
aa006118 | 937 | if (TYPE_IS_REFERENCE (type)) |
05d0e1e7 TT |
938 | type = check_typedef (TYPE_TARGET_TYPE (type)); |
939 | } | |
230d2906 | 940 | catch (const gdb_exception &except) |
492d29ea PA |
941 | { |
942 | GDB_PY_HANDLE_EXCEPTION (except); | |
943 | } | |
326fd672 TT |
944 | |
945 | /* We might not have DW_TAG_template_*, so try to parse the type's | |
946 | name. This is inefficient if we do not have a template type -- | |
947 | but that is going to wind up as an error anyhow. */ | |
948 | if (! TYPE_N_TEMPLATE_ARGUMENTS (type)) | |
949 | return typy_legacy_template_argument (type, block, argno); | |
950 | ||
951 | if (argno >= TYPE_N_TEMPLATE_ARGUMENTS (type)) | |
952 | { | |
953 | PyErr_Format (PyExc_RuntimeError, _("No argument %d in template."), | |
954 | argno); | |
955 | return NULL; | |
956 | } | |
957 | ||
958 | sym = TYPE_TEMPLATE_ARGUMENT (type, argno); | |
959 | if (SYMBOL_CLASS (sym) == LOC_TYPEDEF) | |
960 | return type_to_type_object (SYMBOL_TYPE (sym)); | |
961 | else if (SYMBOL_CLASS (sym) == LOC_OPTIMIZED_OUT) | |
962 | { | |
963 | PyErr_Format (PyExc_RuntimeError, | |
964 | _("Template argument is optimized out")); | |
965 | return NULL; | |
966 | } | |
967 | ||
a70b8144 | 968 | try |
326fd672 TT |
969 | { |
970 | val = value_of_variable (sym, block); | |
971 | } | |
230d2906 | 972 | catch (const gdb_exception &except) |
492d29ea PA |
973 | { |
974 | GDB_PY_HANDLE_EXCEPTION (except); | |
975 | } | |
326fd672 TT |
976 | |
977 | return value_to_value_object (val); | |
2c74e833 TT |
978 | } |
979 | ||
980 | static PyObject * | |
981 | typy_str (PyObject *self) | |
982 | { | |
d7e74731 | 983 | string_file thetype; |
2c74e833 | 984 | |
a70b8144 | 985 | try |
2c74e833 | 986 | { |
d7e74731 | 987 | LA_PRINT_TYPE (type_object_to_type (self), "", &thetype, -1, 0, |
53342f27 | 988 | &type_print_raw_options); |
2c74e833 | 989 | } |
230d2906 | 990 | catch (const gdb_exception &except) |
2c74e833 | 991 | { |
2c74e833 TT |
992 | GDB_PY_HANDLE_EXCEPTION (except); |
993 | } | |
994 | ||
d7e74731 PA |
995 | return PyUnicode_Decode (thetype.c_str (), thetype.size (), |
996 | host_charset (), NULL); | |
2c74e833 TT |
997 | } |
998 | ||
d839c8a4 TT |
999 | /* Implement the richcompare method. */ |
1000 | ||
1001 | static PyObject * | |
1002 | typy_richcompare (PyObject *self, PyObject *other, int op) | |
1003 | { | |
894882e3 | 1004 | bool result = false; |
d839c8a4 TT |
1005 | struct type *type1 = type_object_to_type (self); |
1006 | struct type *type2 = type_object_to_type (other); | |
d839c8a4 TT |
1007 | |
1008 | /* We can only compare ourselves to another Type object, and only | |
1009 | for equality or inequality. */ | |
1010 | if (type2 == NULL || (op != Py_EQ && op != Py_NE)) | |
1011 | { | |
1012 | Py_INCREF (Py_NotImplemented); | |
1013 | return Py_NotImplemented; | |
1014 | } | |
1015 | ||
1016 | if (type1 == type2) | |
894882e3 | 1017 | result = true; |
d839c8a4 TT |
1018 | else |
1019 | { | |
a70b8144 | 1020 | try |
d839c8a4 | 1021 | { |
ca092b61 | 1022 | result = types_deeply_equal (type1, type2); |
d839c8a4 | 1023 | } |
230d2906 | 1024 | catch (const gdb_exception &except) |
492d29ea PA |
1025 | { |
1026 | /* If there is a GDB exception, a comparison is not capable | |
1027 | (or trusted), so exit. */ | |
1028 | GDB_PY_HANDLE_EXCEPTION (except); | |
1029 | } | |
d839c8a4 TT |
1030 | } |
1031 | ||
ca092b61 | 1032 | if (op == (result ? Py_EQ : Py_NE)) |
d839c8a4 TT |
1033 | Py_RETURN_TRUE; |
1034 | Py_RETURN_FALSE; | |
1035 | } | |
1036 | ||
2c74e833 TT |
1037 | \f |
1038 | ||
1039 | static const struct objfile_data *typy_objfile_data_key; | |
1040 | ||
1041 | static void | |
c1bd65d0 | 1042 | save_objfile_types (struct objfile *objfile, void *datum) |
2c74e833 | 1043 | { |
19ba03f4 | 1044 | type_object *obj = (type_object *) datum; |
2c74e833 | 1045 | htab_t copied_types; |
2c74e833 | 1046 | |
0646da15 TT |
1047 | if (!gdb_python_initialized) |
1048 | return; | |
1049 | ||
2c74e833 TT |
1050 | /* This prevents another thread from freeing the objects we're |
1051 | operating on. */ | |
c57af3f1 | 1052 | gdbpy_enter enter_py (get_objfile_arch (objfile), current_language); |
2c74e833 TT |
1053 | |
1054 | copied_types = create_copied_types_hash (objfile); | |
1055 | ||
1056 | while (obj) | |
1057 | { | |
1058 | type_object *next = obj->next; | |
1059 | ||
1060 | htab_empty (copied_types); | |
1061 | ||
1062 | obj->type = copy_type_recursive (objfile, obj->type, copied_types); | |
1063 | ||
1064 | obj->next = NULL; | |
1065 | obj->prev = NULL; | |
1066 | ||
1067 | obj = next; | |
1068 | } | |
1069 | ||
1070 | htab_delete (copied_types); | |
2c74e833 TT |
1071 | } |
1072 | ||
1073 | static void | |
1074 | set_type (type_object *obj, struct type *type) | |
1075 | { | |
1076 | obj->type = type; | |
1077 | obj->prev = NULL; | |
1078 | if (type && TYPE_OBJFILE (type)) | |
1079 | { | |
1080 | struct objfile *objfile = TYPE_OBJFILE (type); | |
1081 | ||
19ba03f4 SM |
1082 | obj->next = ((struct pyty_type_object *) |
1083 | objfile_data (objfile, typy_objfile_data_key)); | |
2c74e833 TT |
1084 | if (obj->next) |
1085 | obj->next->prev = obj; | |
1086 | set_objfile_data (objfile, typy_objfile_data_key, obj); | |
1087 | } | |
1088 | else | |
1089 | obj->next = NULL; | |
1090 | } | |
1091 | ||
1092 | static void | |
1093 | typy_dealloc (PyObject *obj) | |
1094 | { | |
1095 | type_object *type = (type_object *) obj; | |
1096 | ||
1097 | if (type->prev) | |
1098 | type->prev->next = type->next; | |
1099 | else if (type->type && TYPE_OBJFILE (type->type)) | |
1100 | { | |
1101 | /* Must reset head of list. */ | |
1102 | struct objfile *objfile = TYPE_OBJFILE (type->type); | |
d59b6f6c | 1103 | |
2c74e833 TT |
1104 | if (objfile) |
1105 | set_objfile_data (objfile, typy_objfile_data_key, type->next); | |
1106 | } | |
1107 | if (type->next) | |
1108 | type->next->prev = type->prev; | |
1109 | ||
9a27f2c6 | 1110 | Py_TYPE (type)->tp_free (type); |
2c74e833 TT |
1111 | } |
1112 | ||
a73bb892 PK |
1113 | /* Return number of fields ("length" of the field dictionary). */ |
1114 | ||
1115 | static Py_ssize_t | |
1116 | typy_length (PyObject *self) | |
1117 | { | |
1118 | struct type *type = ((type_object *) self)->type; | |
1119 | ||
9cc10fd1 PK |
1120 | type = typy_get_composite (type); |
1121 | if (type == NULL) | |
1122 | return -1; | |
1123 | ||
a73bb892 PK |
1124 | return TYPE_NFIELDS (type); |
1125 | } | |
1126 | ||
9cc10fd1 | 1127 | /* Implements boolean evaluation of gdb.Type. Handle this like other |
256458bc | 1128 | Python objects that don't have a meaningful truth value -- all |
9cc10fd1 PK |
1129 | values are true. */ |
1130 | ||
1131 | static int | |
1132 | typy_nonzero (PyObject *self) | |
1133 | { | |
1134 | return 1; | |
1135 | } | |
1136 | ||
59fb7612 SS |
1137 | /* Return optimized out value of this type. */ |
1138 | ||
1139 | static PyObject * | |
1140 | typy_optimized_out (PyObject *self, PyObject *args) | |
1141 | { | |
1142 | struct type *type = ((type_object *) self)->type; | |
1143 | ||
1144 | return value_to_value_object (allocate_optimized_out_value (type)); | |
1145 | } | |
1146 | ||
a73bb892 PK |
1147 | /* Return a gdb.Field object for the field named by the argument. */ |
1148 | ||
1149 | static PyObject * | |
1150 | typy_getitem (PyObject *self, PyObject *key) | |
1151 | { | |
1152 | struct type *type = ((type_object *) self)->type; | |
a73bb892 | 1153 | int i; |
76dce0be | 1154 | |
9b972014 | 1155 | gdb::unique_xmalloc_ptr<char> field = python_string_to_host_string (key); |
a73bb892 PK |
1156 | if (field == NULL) |
1157 | return NULL; | |
1158 | ||
256458bc | 1159 | /* We want just fields of this type, not of base types, so instead of |
a73bb892 PK |
1160 | using lookup_struct_elt_type, portions of that function are |
1161 | copied here. */ | |
1162 | ||
9cc10fd1 PK |
1163 | type = typy_get_composite (type); |
1164 | if (type == NULL) | |
1165 | return NULL; | |
256458bc | 1166 | |
a73bb892 PK |
1167 | for (i = 0; i < TYPE_NFIELDS (type); i++) |
1168 | { | |
0d5cff50 | 1169 | const char *t_field_name = TYPE_FIELD_NAME (type, i); |
a73bb892 | 1170 | |
9b972014 | 1171 | if (t_field_name && (strcmp_iw (t_field_name, field.get ()) == 0)) |
1b20edf0 | 1172 | return convert_field (type, i).release (); |
a73bb892 PK |
1173 | } |
1174 | PyErr_SetObject (PyExc_KeyError, key); | |
1175 | return NULL; | |
1176 | } | |
1177 | ||
256458bc | 1178 | /* Implement the "get" method on the type object. This is the |
a73bb892 PK |
1179 | same as getitem if the key is present, but returns the supplied |
1180 | default value or None if the key is not found. */ | |
1181 | ||
1182 | static PyObject * | |
1183 | typy_get (PyObject *self, PyObject *args) | |
1184 | { | |
1185 | PyObject *key, *defval = Py_None, *result; | |
256458bc | 1186 | |
a73bb892 PK |
1187 | if (!PyArg_UnpackTuple (args, "get", 1, 2, &key, &defval)) |
1188 | return NULL; | |
256458bc | 1189 | |
a73bb892 PK |
1190 | result = typy_getitem (self, key); |
1191 | if (result != NULL) | |
1192 | return result; | |
256458bc | 1193 | |
a73bb892 PK |
1194 | /* typy_getitem returned error status. If the exception is |
1195 | KeyError, clear the exception status and return the defval | |
1196 | instead. Otherwise return the exception unchanged. */ | |
1197 | if (!PyErr_ExceptionMatches (PyExc_KeyError)) | |
1198 | return NULL; | |
256458bc | 1199 | |
a73bb892 PK |
1200 | PyErr_Clear (); |
1201 | Py_INCREF (defval); | |
1202 | return defval; | |
1203 | } | |
1204 | ||
1205 | /* Implement the "has_key" method on the type object. */ | |
1206 | ||
1207 | static PyObject * | |
1208 | typy_has_key (PyObject *self, PyObject *args) | |
1209 | { | |
1210 | struct type *type = ((type_object *) self)->type; | |
2ff6b080 | 1211 | const char *field; |
a73bb892 | 1212 | int i; |
76dce0be | 1213 | |
a73bb892 PK |
1214 | if (!PyArg_ParseTuple (args, "s", &field)) |
1215 | return NULL; | |
1216 | ||
256458bc | 1217 | /* We want just fields of this type, not of base types, so instead of |
a73bb892 PK |
1218 | using lookup_struct_elt_type, portions of that function are |
1219 | copied here. */ | |
1220 | ||
9cc10fd1 PK |
1221 | type = typy_get_composite (type); |
1222 | if (type == NULL) | |
1223 | return NULL; | |
a73bb892 PK |
1224 | |
1225 | for (i = 0; i < TYPE_NFIELDS (type); i++) | |
1226 | { | |
0d5cff50 | 1227 | const char *t_field_name = TYPE_FIELD_NAME (type, i); |
a73bb892 PK |
1228 | |
1229 | if (t_field_name && (strcmp_iw (t_field_name, field) == 0)) | |
1230 | Py_RETURN_TRUE; | |
1231 | } | |
1232 | Py_RETURN_FALSE; | |
1233 | } | |
1234 | ||
1235 | /* Make an iterator object to iterate over keys, values, or items. */ | |
1236 | ||
1237 | static PyObject * | |
1238 | typy_make_iter (PyObject *self, enum gdbpy_iter_kind kind) | |
1239 | { | |
1240 | typy_iterator_object *typy_iter_obj; | |
1241 | ||
9cc10fd1 PK |
1242 | /* Check that "self" is a structure or union type. */ |
1243 | if (typy_get_composite (((type_object *) self)->type) == NULL) | |
1244 | return NULL; | |
256458bc | 1245 | |
a73bb892 PK |
1246 | typy_iter_obj = PyObject_New (typy_iterator_object, |
1247 | &type_iterator_object_type); | |
1248 | if (typy_iter_obj == NULL) | |
1249 | return NULL; | |
1250 | ||
1251 | typy_iter_obj->field = 0; | |
1252 | typy_iter_obj->kind = kind; | |
1253 | Py_INCREF (self); | |
1254 | typy_iter_obj->source = (type_object *) self; | |
1255 | ||
1256 | return (PyObject *) typy_iter_obj; | |
1257 | } | |
1258 | ||
1259 | /* iteritems() method. */ | |
1260 | ||
1261 | static PyObject * | |
1262 | typy_iteritems (PyObject *self, PyObject *args) | |
1263 | { | |
1264 | return typy_make_iter (self, iter_items); | |
1265 | } | |
1266 | ||
1267 | /* iterkeys() method. */ | |
1268 | ||
1269 | static PyObject * | |
1270 | typy_iterkeys (PyObject *self, PyObject *args) | |
1271 | { | |
1272 | return typy_make_iter (self, iter_keys); | |
1273 | } | |
1274 | ||
1275 | /* Iterating over the class, same as iterkeys except for the function | |
1276 | signature. */ | |
1277 | ||
1278 | static PyObject * | |
1279 | typy_iter (PyObject *self) | |
1280 | { | |
1281 | return typy_make_iter (self, iter_keys); | |
1282 | } | |
1283 | ||
1284 | /* itervalues() method. */ | |
1285 | ||
1286 | static PyObject * | |
1287 | typy_itervalues (PyObject *self, PyObject *args) | |
1288 | { | |
1289 | return typy_make_iter (self, iter_values); | |
1290 | } | |
1291 | ||
1292 | /* Return a reference to the type iterator. */ | |
1293 | ||
1294 | static PyObject * | |
1295 | typy_iterator_iter (PyObject *self) | |
1296 | { | |
1297 | Py_INCREF (self); | |
1298 | return self; | |
1299 | } | |
1300 | ||
1301 | /* Return the next field in the iteration through the list of fields | |
1302 | of the type. */ | |
1303 | ||
1304 | static PyObject * | |
1305 | typy_iterator_iternext (PyObject *self) | |
1306 | { | |
1307 | typy_iterator_object *iter_obj = (typy_iterator_object *) self; | |
1308 | struct type *type = iter_obj->source->type; | |
256458bc | 1309 | |
a73bb892 PK |
1310 | if (iter_obj->field < TYPE_NFIELDS (type)) |
1311 | { | |
1b20edf0 TT |
1312 | gdbpy_ref<> result = make_fielditem (type, iter_obj->field, |
1313 | iter_obj->kind); | |
a73bb892 PK |
1314 | if (result != NULL) |
1315 | iter_obj->field++; | |
1b20edf0 | 1316 | return result.release (); |
a73bb892 PK |
1317 | } |
1318 | ||
1319 | return NULL; | |
1320 | } | |
1321 | ||
1322 | static void | |
1323 | typy_iterator_dealloc (PyObject *obj) | |
1324 | { | |
1325 | typy_iterator_object *iter_obj = (typy_iterator_object *) obj; | |
1326 | ||
1327 | Py_DECREF (iter_obj->source); | |
2e953aca | 1328 | Py_TYPE (obj)->tp_free (obj); |
a73bb892 PK |
1329 | } |
1330 | ||
2c74e833 TT |
1331 | /* Create a new Type referring to TYPE. */ |
1332 | PyObject * | |
1333 | type_to_type_object (struct type *type) | |
1334 | { | |
1335 | type_object *type_obj; | |
1336 | ||
5d63b30a TT |
1337 | try |
1338 | { | |
1339 | /* Try not to let stub types leak out to Python. */ | |
1340 | if (TYPE_STUB (type)) | |
1341 | type = check_typedef (type); | |
1342 | } | |
1343 | catch (...) | |
1344 | { | |
1345 | /* Just ignore failures in check_typedef. */ | |
1346 | } | |
1347 | ||
2c74e833 TT |
1348 | type_obj = PyObject_New (type_object, &type_object_type); |
1349 | if (type_obj) | |
1350 | set_type (type_obj, type); | |
1351 | ||
1352 | return (PyObject *) type_obj; | |
1353 | } | |
1354 | ||
1355 | struct type * | |
1356 | type_object_to_type (PyObject *obj) | |
1357 | { | |
1358 | if (! PyObject_TypeCheck (obj, &type_object_type)) | |
1359 | return NULL; | |
1360 | return ((type_object *) obj)->type; | |
1361 | } | |
1362 | ||
1363 | \f | |
1364 | ||
1365 | /* Implementation of gdb.lookup_type. */ | |
1366 | PyObject * | |
1367 | gdbpy_lookup_type (PyObject *self, PyObject *args, PyObject *kw) | |
1368 | { | |
2adadf51 | 1369 | static const char *keywords[] = { "name", "block", NULL }; |
ddd49eee | 1370 | const char *type_name = NULL; |
2c74e833 | 1371 | struct type *type = NULL; |
5107b149 | 1372 | PyObject *block_obj = NULL; |
9df2fbc4 | 1373 | const struct block *block = NULL; |
2c74e833 | 1374 | |
2adadf51 PA |
1375 | if (!gdb_PyArg_ParseTupleAndKeywords (args, kw, "s|O", keywords, |
1376 | &type_name, &block_obj)) | |
2c74e833 TT |
1377 | return NULL; |
1378 | ||
5107b149 PM |
1379 | if (block_obj) |
1380 | { | |
1381 | block = block_object_to_block (block_obj); | |
1382 | if (! block) | |
1383 | { | |
1384 | PyErr_SetString (PyExc_RuntimeError, | |
1385 | _("'block' argument must be a Block.")); | |
1386 | return NULL; | |
1387 | } | |
1388 | } | |
1389 | ||
1390 | type = typy_lookup_typename (type_name, block); | |
2c74e833 TT |
1391 | if (! type) |
1392 | return NULL; | |
1393 | ||
8833fbf0 | 1394 | return type_to_type_object (type); |
2c74e833 TT |
1395 | } |
1396 | ||
999633ed | 1397 | int |
2c74e833 TT |
1398 | gdbpy_initialize_types (void) |
1399 | { | |
1400 | int i; | |
1401 | ||
1402 | typy_objfile_data_key | |
c1bd65d0 | 1403 | = register_objfile_data_with_cleanup (save_objfile_types, NULL); |
2c74e833 TT |
1404 | |
1405 | if (PyType_Ready (&type_object_type) < 0) | |
999633ed | 1406 | return -1; |
2c74e833 | 1407 | if (PyType_Ready (&field_object_type) < 0) |
999633ed | 1408 | return -1; |
a73bb892 | 1409 | if (PyType_Ready (&type_iterator_object_type) < 0) |
999633ed | 1410 | return -1; |
2c74e833 TT |
1411 | |
1412 | for (i = 0; pyty_codes[i].name; ++i) | |
1413 | { | |
6c28e44a | 1414 | if (PyModule_AddIntConstant (gdb_module, pyty_codes[i].name, |
2c74e833 | 1415 | pyty_codes[i].code) < 0) |
999633ed | 1416 | return -1; |
2c74e833 TT |
1417 | } |
1418 | ||
aa36459a TT |
1419 | if (gdb_pymodule_addobject (gdb_module, "Type", |
1420 | (PyObject *) &type_object_type) < 0) | |
999633ed | 1421 | return -1; |
2c74e833 | 1422 | |
aa36459a TT |
1423 | if (gdb_pymodule_addobject (gdb_module, "TypeIterator", |
1424 | (PyObject *) &type_iterator_object_type) < 0) | |
999633ed | 1425 | return -1; |
a73bb892 | 1426 | |
aa36459a TT |
1427 | return gdb_pymodule_addobject (gdb_module, "Field", |
1428 | (PyObject *) &field_object_type); | |
2c74e833 TT |
1429 | } |
1430 | ||
1431 | \f | |
1432 | ||
0d1f4ceb | 1433 | static gdb_PyGetSetDef type_object_getset[] = |
2c74e833 | 1434 | { |
6d7bb824 TT |
1435 | { "alignof", typy_get_alignof, NULL, |
1436 | "The alignment of this type, in bytes.", NULL }, | |
2c74e833 TT |
1437 | { "code", typy_get_code, NULL, |
1438 | "The code for this type.", NULL }, | |
c0d48811 JB |
1439 | { "name", typy_get_name, NULL, |
1440 | "The name for this type, or None.", NULL }, | |
2c74e833 TT |
1441 | { "sizeof", typy_get_sizeof, NULL, |
1442 | "The size of this type, in bytes.", NULL }, | |
1443 | { "tag", typy_get_tag, NULL, | |
1444 | "The tag name for this type, or None.", NULL }, | |
e1f2e1a2 CB |
1445 | { "objfile", typy_get_objfile, NULL, |
1446 | "The objfile this type was defined in, or None.", NULL }, | |
2c74e833 TT |
1447 | { NULL } |
1448 | }; | |
1449 | ||
1450 | static PyMethodDef type_object_methods[] = | |
1451 | { | |
702c2711 | 1452 | { "array", typy_array, METH_VARARGS, |
f28c316a DE |
1453 | "array ([LOW_BOUND,] HIGH_BOUND) -> Type\n\ |
1454 | Return a type which represents an array of objects of this type.\n\ | |
1455 | The bounds of the array are [LOW_BOUND, HIGH_BOUND] inclusive.\n\ | |
1456 | If LOW_BOUND is omitted, a value of zero is used." }, | |
a72c3253 DE |
1457 | { "vector", typy_vector, METH_VARARGS, |
1458 | "vector ([LOW_BOUND,] HIGH_BOUND) -> Type\n\ | |
1459 | Return a type which represents a vector of objects of this type.\n\ | |
1460 | The bounds of the array are [LOW_BOUND, HIGH_BOUND] inclusive.\n\ | |
1461 | If LOW_BOUND is omitted, a value of zero is used.\n\ | |
1462 | Vectors differ from arrays in that if the current language has C-style\n\ | |
1463 | arrays, vectors don't decay to a pointer to the first element.\n\ | |
1464 | They are first class values." }, | |
a73bb892 PK |
1465 | { "__contains__", typy_has_key, METH_VARARGS, |
1466 | "T.__contains__(k) -> True if T has a field named k, else False" }, | |
2c74e833 TT |
1467 | { "const", typy_const, METH_NOARGS, |
1468 | "const () -> Type\n\ | |
1469 | Return a const variant of this type." }, | |
59fb7612 SS |
1470 | { "optimized_out", typy_optimized_out, METH_NOARGS, |
1471 | "optimized_out() -> Value\n\ | |
1472 | Return optimized out value of this type." }, | |
2c74e833 | 1473 | { "fields", typy_fields, METH_NOARGS, |
a73bb892 PK |
1474 | "fields () -> list\n\ |
1475 | Return a list holding all the fields of this type.\n\ | |
1476 | Each field is a gdb.Field object." }, | |
1477 | { "get", typy_get, METH_VARARGS, | |
1478 | "T.get(k[,default]) -> returns field named k in T, if it exists;\n\ | |
1479 | otherwise returns default, if supplied, or None if not." }, | |
1480 | { "has_key", typy_has_key, METH_VARARGS, | |
1481 | "T.has_key(k) -> True if T has a field named k, else False" }, | |
1482 | { "items", typy_items, METH_NOARGS, | |
1483 | "items () -> list\n\ | |
1484 | Return a list of (name, field) pairs of this type.\n\ | |
1485 | Each field is a gdb.Field object." }, | |
1486 | { "iteritems", typy_iteritems, METH_NOARGS, | |
1487 | "iteritems () -> an iterator over the (name, field)\n\ | |
1488 | pairs of this type. Each field is a gdb.Field object." }, | |
1489 | { "iterkeys", typy_iterkeys, METH_NOARGS, | |
1490 | "iterkeys () -> an iterator over the field names of this type." }, | |
1491 | { "itervalues", typy_itervalues, METH_NOARGS, | |
1492 | "itervalues () -> an iterator over the fields of this type.\n\ | |
1493 | Each field is a gdb.Field object." }, | |
1494 | { "keys", typy_field_names, METH_NOARGS, | |
1495 | "keys () -> list\n\ | |
1496 | Return a list holding all the fields names of this type." }, | |
2c74e833 TT |
1497 | { "pointer", typy_pointer, METH_NOARGS, |
1498 | "pointer () -> Type\n\ | |
1499 | Return a type of pointer to this type." }, | |
361ae042 PM |
1500 | { "range", typy_range, METH_NOARGS, |
1501 | "range () -> tuple\n\ | |
1502 | Return a tuple containing the lower and upper range for this type."}, | |
2c74e833 TT |
1503 | { "reference", typy_reference, METH_NOARGS, |
1504 | "reference () -> Type\n\ | |
1505 | Return a type of reference to this type." }, | |
1506 | { "strip_typedefs", typy_strip_typedefs, METH_NOARGS, | |
1507 | "strip_typedefs () -> Type\n\ | |
1508 | Return a type formed by stripping this type of all typedefs."}, | |
1509 | { "target", typy_target, METH_NOARGS, | |
1510 | "target () -> Type\n\ | |
1511 | Return the target type of this type." }, | |
1512 | { "template_argument", typy_template_argument, METH_VARARGS, | |
5107b149 | 1513 | "template_argument (arg, [block]) -> Type\n\ |
2c74e833 TT |
1514 | Return the type of a template argument." }, |
1515 | { "unqualified", typy_unqualified, METH_NOARGS, | |
1516 | "unqualified () -> Type\n\ | |
1517 | Return a variant of this type without const or volatile attributes." }, | |
9cc10fd1 | 1518 | { "values", typy_values, METH_NOARGS, |
a73bb892 PK |
1519 | "values () -> list\n\ |
1520 | Return a list holding all the fields of this type.\n\ | |
1521 | Each field is a gdb.Field object." }, | |
2c74e833 TT |
1522 | { "volatile", typy_volatile, METH_NOARGS, |
1523 | "volatile () -> Type\n\ | |
1524 | Return a volatile variant of this type" }, | |
1525 | { NULL } | |
1526 | }; | |
1527 | ||
9cc10fd1 PK |
1528 | static PyNumberMethods type_object_as_number = { |
1529 | NULL, /* nb_add */ | |
1530 | NULL, /* nb_subtract */ | |
1531 | NULL, /* nb_multiply */ | |
9a27f2c6 | 1532 | #ifndef IS_PY3K |
9cc10fd1 | 1533 | NULL, /* nb_divide */ |
9a27f2c6 | 1534 | #endif |
9cc10fd1 PK |
1535 | NULL, /* nb_remainder */ |
1536 | NULL, /* nb_divmod */ | |
1537 | NULL, /* nb_power */ | |
1538 | NULL, /* nb_negative */ | |
1539 | NULL, /* nb_positive */ | |
1540 | NULL, /* nb_absolute */ | |
1541 | typy_nonzero, /* nb_nonzero */ | |
1542 | NULL, /* nb_invert */ | |
1543 | NULL, /* nb_lshift */ | |
1544 | NULL, /* nb_rshift */ | |
1545 | NULL, /* nb_and */ | |
1546 | NULL, /* nb_xor */ | |
1547 | NULL, /* nb_or */ | |
9a27f2c6 PK |
1548 | #ifdef IS_PY3K |
1549 | NULL, /* nb_int */ | |
1550 | NULL, /* reserved */ | |
1551 | #else | |
9cc10fd1 PK |
1552 | NULL, /* nb_coerce */ |
1553 | NULL, /* nb_int */ | |
1554 | NULL, /* nb_long */ | |
9a27f2c6 | 1555 | #endif |
9cc10fd1 | 1556 | NULL, /* nb_float */ |
9a27f2c6 | 1557 | #ifndef IS_PY3K |
9cc10fd1 PK |
1558 | NULL, /* nb_oct */ |
1559 | NULL /* nb_hex */ | |
9a27f2c6 | 1560 | #endif |
9cc10fd1 PK |
1561 | }; |
1562 | ||
a73bb892 PK |
1563 | static PyMappingMethods typy_mapping = { |
1564 | typy_length, | |
1565 | typy_getitem, | |
1566 | NULL /* no "set" method */ | |
1567 | }; | |
1568 | ||
e36122e9 | 1569 | PyTypeObject type_object_type = |
2c74e833 | 1570 | { |
9a27f2c6 | 1571 | PyVarObject_HEAD_INIT (NULL, 0) |
2c74e833 TT |
1572 | "gdb.Type", /*tp_name*/ |
1573 | sizeof (type_object), /*tp_basicsize*/ | |
1574 | 0, /*tp_itemsize*/ | |
1575 | typy_dealloc, /*tp_dealloc*/ | |
1576 | 0, /*tp_print*/ | |
1577 | 0, /*tp_getattr*/ | |
1578 | 0, /*tp_setattr*/ | |
1579 | 0, /*tp_compare*/ | |
1580 | 0, /*tp_repr*/ | |
9cc10fd1 | 1581 | &type_object_as_number, /*tp_as_number*/ |
2c74e833 | 1582 | 0, /*tp_as_sequence*/ |
a73bb892 | 1583 | &typy_mapping, /*tp_as_mapping*/ |
2c74e833 TT |
1584 | 0, /*tp_hash */ |
1585 | 0, /*tp_call*/ | |
1586 | typy_str, /*tp_str*/ | |
1587 | 0, /*tp_getattro*/ | |
1588 | 0, /*tp_setattro*/ | |
1589 | 0, /*tp_as_buffer*/ | |
1590 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
1591 | "GDB type object", /* tp_doc */ | |
1592 | 0, /* tp_traverse */ | |
1593 | 0, /* tp_clear */ | |
d839c8a4 | 1594 | typy_richcompare, /* tp_richcompare */ |
2c74e833 | 1595 | 0, /* tp_weaklistoffset */ |
a73bb892 | 1596 | typy_iter, /* tp_iter */ |
2c74e833 TT |
1597 | 0, /* tp_iternext */ |
1598 | type_object_methods, /* tp_methods */ | |
1599 | 0, /* tp_members */ | |
1600 | type_object_getset, /* tp_getset */ | |
1601 | 0, /* tp_base */ | |
1602 | 0, /* tp_dict */ | |
1603 | 0, /* tp_descr_get */ | |
1604 | 0, /* tp_descr_set */ | |
1605 | 0, /* tp_dictoffset */ | |
1606 | 0, /* tp_init */ | |
1607 | 0, /* tp_alloc */ | |
1608 | 0, /* tp_new */ | |
1609 | }; | |
1610 | ||
0d1f4ceb | 1611 | static gdb_PyGetSetDef field_object_getset[] = |
2e8265fd TT |
1612 | { |
1613 | { "__dict__", gdb_py_generic_dict, NULL, | |
1614 | "The __dict__ for this field.", &field_object_type }, | |
1615 | { NULL } | |
1616 | }; | |
1617 | ||
e36122e9 | 1618 | PyTypeObject field_object_type = |
2c74e833 | 1619 | { |
9a27f2c6 | 1620 | PyVarObject_HEAD_INIT (NULL, 0) |
2c74e833 TT |
1621 | "gdb.Field", /*tp_name*/ |
1622 | sizeof (field_object), /*tp_basicsize*/ | |
1623 | 0, /*tp_itemsize*/ | |
1624 | field_dealloc, /*tp_dealloc*/ | |
1625 | 0, /*tp_print*/ | |
1626 | 0, /*tp_getattr*/ | |
1627 | 0, /*tp_setattr*/ | |
1628 | 0, /*tp_compare*/ | |
1629 | 0, /*tp_repr*/ | |
1630 | 0, /*tp_as_number*/ | |
1631 | 0, /*tp_as_sequence*/ | |
1632 | 0, /*tp_as_mapping*/ | |
1633 | 0, /*tp_hash */ | |
1634 | 0, /*tp_call*/ | |
1635 | 0, /*tp_str*/ | |
1636 | 0, /*tp_getattro*/ | |
1637 | 0, /*tp_setattro*/ | |
1638 | 0, /*tp_as_buffer*/ | |
1639 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
1640 | "GDB field object", /* tp_doc */ | |
1641 | 0, /* tp_traverse */ | |
1642 | 0, /* tp_clear */ | |
1643 | 0, /* tp_richcompare */ | |
1644 | 0, /* tp_weaklistoffset */ | |
1645 | 0, /* tp_iter */ | |
1646 | 0, /* tp_iternext */ | |
1647 | 0, /* tp_methods */ | |
1648 | 0, /* tp_members */ | |
2e8265fd | 1649 | field_object_getset, /* tp_getset */ |
2c74e833 TT |
1650 | 0, /* tp_base */ |
1651 | 0, /* tp_dict */ | |
1652 | 0, /* tp_descr_get */ | |
1653 | 0, /* tp_descr_set */ | |
1654 | offsetof (field_object, dict), /* tp_dictoffset */ | |
1655 | 0, /* tp_init */ | |
1656 | 0, /* tp_alloc */ | |
1657 | 0, /* tp_new */ | |
1658 | }; | |
a73bb892 | 1659 | |
e36122e9 | 1660 | PyTypeObject type_iterator_object_type = { |
9a27f2c6 | 1661 | PyVarObject_HEAD_INIT (NULL, 0) |
a73bb892 PK |
1662 | "gdb.TypeIterator", /*tp_name*/ |
1663 | sizeof (typy_iterator_object), /*tp_basicsize*/ | |
1664 | 0, /*tp_itemsize*/ | |
1665 | typy_iterator_dealloc, /*tp_dealloc*/ | |
1666 | 0, /*tp_print*/ | |
1667 | 0, /*tp_getattr*/ | |
1668 | 0, /*tp_setattr*/ | |
1669 | 0, /*tp_compare*/ | |
1670 | 0, /*tp_repr*/ | |
1671 | 0, /*tp_as_number*/ | |
1672 | 0, /*tp_as_sequence*/ | |
1673 | 0, /*tp_as_mapping*/ | |
1674 | 0, /*tp_hash */ | |
1675 | 0, /*tp_call*/ | |
1676 | 0, /*tp_str*/ | |
1677 | 0, /*tp_getattro*/ | |
1678 | 0, /*tp_setattro*/ | |
1679 | 0, /*tp_as_buffer*/ | |
1680 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
1681 | "GDB type iterator object", /*tp_doc */ | |
1682 | 0, /*tp_traverse */ | |
1683 | 0, /*tp_clear */ | |
1684 | 0, /*tp_richcompare */ | |
1685 | 0, /*tp_weaklistoffset */ | |
1686 | typy_iterator_iter, /*tp_iter */ | |
1687 | typy_iterator_iternext, /*tp_iternext */ | |
1688 | 0 /*tp_methods */ | |
1689 | }; |