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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 | ||
e1f2e1a2 CB |
416 | /* Return the type's objfile, or None. */ |
417 | static PyObject * | |
418 | typy_get_objfile (PyObject *self, void *closure) | |
419 | { | |
420 | struct type *type = ((type_object *) self)->type; | |
421 | struct objfile *objfile = TYPE_OBJFILE (type); | |
422 | ||
423 | if (objfile == nullptr) | |
424 | Py_RETURN_NONE; | |
425 | return objfile_to_objfile_object (objfile).release (); | |
426 | } | |
427 | ||
2c74e833 TT |
428 | /* Return the type, stripped of typedefs. */ |
429 | static PyObject * | |
430 | typy_strip_typedefs (PyObject *self, PyObject *args) | |
431 | { | |
432 | struct type *type = ((type_object *) self)->type; | |
5d9c5995 | 433 | |
a70b8144 | 434 | try |
5d9c5995 PM |
435 | { |
436 | type = check_typedef (type); | |
437 | } | |
230d2906 | 438 | catch (const gdb_exception &except) |
492d29ea PA |
439 | { |
440 | GDB_PY_HANDLE_EXCEPTION (except); | |
441 | } | |
2c74e833 | 442 | |
bc9abe4a | 443 | return type_to_type_object (type); |
2c74e833 TT |
444 | } |
445 | ||
9cc10fd1 PK |
446 | /* Strip typedefs and pointers/reference from a type. Then check that |
447 | it is a struct, union, or enum type. If not, raise TypeError. */ | |
448 | ||
449 | static struct type * | |
450 | typy_get_composite (struct type *type) | |
451 | { | |
9cc10fd1 PK |
452 | |
453 | for (;;) | |
454 | { | |
a70b8144 | 455 | try |
9cc10fd1 | 456 | { |
f168693b | 457 | type = check_typedef (type); |
9cc10fd1 | 458 | } |
230d2906 | 459 | catch (const gdb_exception &except) |
492d29ea PA |
460 | { |
461 | GDB_PY_HANDLE_EXCEPTION (except); | |
462 | } | |
9cc10fd1 | 463 | |
aa006118 | 464 | if (TYPE_CODE (type) != TYPE_CODE_PTR && !TYPE_IS_REFERENCE (type)) |
9cc10fd1 PK |
465 | break; |
466 | type = TYPE_TARGET_TYPE (type); | |
467 | } | |
468 | ||
469 | /* If this is not a struct, union, or enum type, raise TypeError | |
470 | exception. */ | |
256458bc | 471 | if (TYPE_CODE (type) != TYPE_CODE_STRUCT |
9cc10fd1 | 472 | && TYPE_CODE (type) != TYPE_CODE_UNION |
bed91f4d SM |
473 | && TYPE_CODE (type) != TYPE_CODE_ENUM |
474 | && TYPE_CODE (type) != TYPE_CODE_FUNC) | |
9cc10fd1 PK |
475 | { |
476 | PyErr_SetString (PyExc_TypeError, | |
bed91f4d | 477 | "Type is not a structure, union, enum, or function type."); |
9cc10fd1 PK |
478 | return NULL; |
479 | } | |
256458bc | 480 | |
9cc10fd1 PK |
481 | return type; |
482 | } | |
483 | ||
a72c3253 | 484 | /* Helper for typy_array and typy_vector. */ |
702c2711 TT |
485 | |
486 | static PyObject * | |
a72c3253 | 487 | typy_array_1 (PyObject *self, PyObject *args, int is_vector) |
702c2711 | 488 | { |
74aedc46 | 489 | long n1, n2; |
702c2711 TT |
490 | PyObject *n2_obj = NULL; |
491 | struct type *array = NULL; | |
492 | struct type *type = ((type_object *) self)->type; | |
702c2711 | 493 | |
74aedc46 | 494 | if (! PyArg_ParseTuple (args, "l|O", &n1, &n2_obj)) |
702c2711 TT |
495 | return NULL; |
496 | ||
497 | if (n2_obj) | |
498 | { | |
499 | if (!PyInt_Check (n2_obj)) | |
500 | { | |
501 | PyErr_SetString (PyExc_RuntimeError, | |
502 | _("Array bound must be an integer")); | |
503 | return NULL; | |
504 | } | |
74aedc46 TT |
505 | |
506 | if (! gdb_py_int_as_long (n2_obj, &n2)) | |
702c2711 TT |
507 | return NULL; |
508 | } | |
509 | else | |
510 | { | |
511 | n2 = n1; | |
512 | n1 = 0; | |
513 | } | |
514 | ||
e810d75b | 515 | if (n2 < n1 - 1) /* Note: An empty array has n2 == n1 - 1. */ |
702c2711 TT |
516 | { |
517 | PyErr_SetString (PyExc_ValueError, | |
518 | _("Array length must not be negative")); | |
519 | return NULL; | |
520 | } | |
521 | ||
a70b8144 | 522 | try |
702c2711 TT |
523 | { |
524 | array = lookup_array_range_type (type, n1, n2); | |
a72c3253 DE |
525 | if (is_vector) |
526 | make_vector_type (array); | |
702c2711 | 527 | } |
230d2906 | 528 | catch (const gdb_exception &except) |
492d29ea PA |
529 | { |
530 | GDB_PY_HANDLE_EXCEPTION (except); | |
531 | } | |
702c2711 TT |
532 | |
533 | return type_to_type_object (array); | |
534 | } | |
535 | ||
a72c3253 DE |
536 | /* Return an array type. */ |
537 | ||
538 | static PyObject * | |
539 | typy_array (PyObject *self, PyObject *args) | |
540 | { | |
541 | return typy_array_1 (self, args, 0); | |
542 | } | |
543 | ||
544 | /* Return a vector type. */ | |
545 | ||
546 | static PyObject * | |
547 | typy_vector (PyObject *self, PyObject *args) | |
548 | { | |
549 | return typy_array_1 (self, args, 1); | |
550 | } | |
551 | ||
2c74e833 TT |
552 | /* Return a Type object which represents a pointer to SELF. */ |
553 | static PyObject * | |
554 | typy_pointer (PyObject *self, PyObject *args) | |
555 | { | |
556 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 557 | |
a70b8144 | 558 | try |
2c74e833 TT |
559 | { |
560 | type = lookup_pointer_type (type); | |
561 | } | |
230d2906 | 562 | catch (const gdb_exception &except) |
492d29ea PA |
563 | { |
564 | GDB_PY_HANDLE_EXCEPTION (except); | |
565 | } | |
2c74e833 TT |
566 | |
567 | return type_to_type_object (type); | |
568 | } | |
569 | ||
361ae042 PM |
570 | /* Return the range of a type represented by SELF. The return type is |
571 | a tuple. The first element of the tuple contains the low bound, | |
572 | while the second element of the tuple contains the high bound. */ | |
573 | static PyObject * | |
574 | typy_range (PyObject *self, PyObject *args) | |
575 | { | |
576 | struct type *type = ((type_object *) self)->type; | |
8d099ae9 PM |
577 | /* Initialize these to appease GCC warnings. */ |
578 | LONGEST low = 0, high = 0; | |
361ae042 PM |
579 | |
580 | if (TYPE_CODE (type) != TYPE_CODE_ARRAY | |
581 | && TYPE_CODE (type) != TYPE_CODE_STRING | |
582 | && TYPE_CODE (type) != TYPE_CODE_RANGE) | |
583 | { | |
584 | PyErr_SetString (PyExc_RuntimeError, | |
044c0f87 | 585 | _("This type does not have a range.")); |
361ae042 PM |
586 | return NULL; |
587 | } | |
588 | ||
589 | switch (TYPE_CODE (type)) | |
590 | { | |
591 | case TYPE_CODE_ARRAY: | |
592 | case TYPE_CODE_STRING: | |
593 | low = TYPE_LOW_BOUND (TYPE_INDEX_TYPE (type)); | |
594 | high = TYPE_HIGH_BOUND (TYPE_INDEX_TYPE (type)); | |
595 | break; | |
596 | case TYPE_CODE_RANGE: | |
597 | low = TYPE_LOW_BOUND (type); | |
598 | high = TYPE_HIGH_BOUND (type); | |
599 | break; | |
600 | } | |
601 | ||
7780f186 | 602 | gdbpy_ref<> low_bound (PyLong_FromLong (low)); |
3bb43384 TT |
603 | if (low_bound == NULL) |
604 | return NULL; | |
361ae042 | 605 | |
7780f186 | 606 | gdbpy_ref<> high_bound (PyLong_FromLong (high)); |
3bb43384 TT |
607 | if (high_bound == NULL) |
608 | return NULL; | |
361ae042 | 609 | |
7780f186 | 610 | gdbpy_ref<> result (PyTuple_New (2)); |
3bb43384 TT |
611 | if (result == NULL) |
612 | return NULL; | |
256458bc | 613 | |
3bb43384 TT |
614 | if (PyTuple_SetItem (result.get (), 0, low_bound.release ()) != 0 |
615 | || PyTuple_SetItem (result.get (), 1, high_bound.release ()) != 0) | |
616 | return NULL; | |
617 | return result.release (); | |
361ae042 PM |
618 | } |
619 | ||
2c74e833 TT |
620 | /* Return a Type object which represents a reference to SELF. */ |
621 | static PyObject * | |
622 | typy_reference (PyObject *self, PyObject *args) | |
623 | { | |
624 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 625 | |
a70b8144 | 626 | try |
2c74e833 | 627 | { |
3b224330 | 628 | type = lookup_lvalue_reference_type (type); |
2c74e833 | 629 | } |
230d2906 | 630 | catch (const gdb_exception &except) |
492d29ea PA |
631 | { |
632 | GDB_PY_HANDLE_EXCEPTION (except); | |
633 | } | |
2c74e833 TT |
634 | |
635 | return type_to_type_object (type); | |
636 | } | |
637 | ||
638 | /* Return a Type object which represents the target type of SELF. */ | |
639 | static PyObject * | |
640 | typy_target (PyObject *self, PyObject *args) | |
641 | { | |
642 | struct type *type = ((type_object *) self)->type; | |
643 | ||
644 | if (!TYPE_TARGET_TYPE (type)) | |
645 | { | |
256458bc | 646 | PyErr_SetString (PyExc_RuntimeError, |
044c0f87 | 647 | _("Type does not have a target.")); |
2c74e833 TT |
648 | return NULL; |
649 | } | |
650 | ||
651 | return type_to_type_object (TYPE_TARGET_TYPE (type)); | |
652 | } | |
653 | ||
654 | /* Return a const-qualified type variant. */ | |
655 | static PyObject * | |
656 | typy_const (PyObject *self, PyObject *args) | |
657 | { | |
658 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 659 | |
a70b8144 | 660 | try |
2c74e833 TT |
661 | { |
662 | type = make_cv_type (1, 0, type, NULL); | |
663 | } | |
230d2906 | 664 | catch (const gdb_exception &except) |
492d29ea PA |
665 | { |
666 | GDB_PY_HANDLE_EXCEPTION (except); | |
667 | } | |
2c74e833 TT |
668 | |
669 | return type_to_type_object (type); | |
670 | } | |
671 | ||
672 | /* Return a volatile-qualified type variant. */ | |
673 | static PyObject * | |
674 | typy_volatile (PyObject *self, PyObject *args) | |
675 | { | |
676 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 677 | |
a70b8144 | 678 | try |
2c74e833 TT |
679 | { |
680 | type = make_cv_type (0, 1, type, NULL); | |
681 | } | |
230d2906 | 682 | catch (const gdb_exception &except) |
492d29ea PA |
683 | { |
684 | GDB_PY_HANDLE_EXCEPTION (except); | |
685 | } | |
2c74e833 TT |
686 | |
687 | return type_to_type_object (type); | |
688 | } | |
689 | ||
690 | /* Return an unqualified type variant. */ | |
691 | static PyObject * | |
692 | typy_unqualified (PyObject *self, PyObject *args) | |
693 | { | |
694 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 695 | |
a70b8144 | 696 | try |
2c74e833 TT |
697 | { |
698 | type = make_cv_type (0, 0, type, NULL); | |
699 | } | |
230d2906 | 700 | catch (const gdb_exception &except) |
492d29ea PA |
701 | { |
702 | GDB_PY_HANDLE_EXCEPTION (except); | |
703 | } | |
2c74e833 TT |
704 | |
705 | return type_to_type_object (type); | |
706 | } | |
707 | ||
708 | /* Return the size of the type represented by SELF, in bytes. */ | |
709 | static PyObject * | |
710 | typy_get_sizeof (PyObject *self, void *closure) | |
711 | { | |
712 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 713 | |
a70b8144 | 714 | try |
2c74e833 TT |
715 | { |
716 | check_typedef (type); | |
717 | } | |
230d2906 | 718 | catch (const gdb_exception &except) |
492d29ea PA |
719 | { |
720 | } | |
492d29ea | 721 | |
2c74e833 TT |
722 | /* Ignore exceptions. */ |
723 | ||
200bc880 | 724 | return gdb_py_long_from_longest (TYPE_LENGTH (type)); |
2c74e833 TT |
725 | } |
726 | ||
6d7bb824 TT |
727 | /* Return the alignment of the type represented by SELF, in bytes. */ |
728 | static PyObject * | |
729 | typy_get_alignof (PyObject *self, void *closure) | |
730 | { | |
731 | struct type *type = ((type_object *) self)->type; | |
732 | ||
733 | ULONGEST align = 0; | |
a70b8144 | 734 | try |
6d7bb824 TT |
735 | { |
736 | align = type_align (type); | |
737 | } | |
230d2906 | 738 | catch (const gdb_exception &except) |
6d7bb824 TT |
739 | { |
740 | align = 0; | |
741 | } | |
6d7bb824 TT |
742 | |
743 | /* Ignore exceptions. */ | |
744 | ||
12dfa12a | 745 | return gdb_py_object_from_ulongest (align).release (); |
6d7bb824 TT |
746 | } |
747 | ||
2c74e833 | 748 | static struct type * |
9df2fbc4 | 749 | typy_lookup_typename (const char *type_name, const struct block *block) |
2c74e833 TT |
750 | { |
751 | struct type *type = NULL; | |
d59b6f6c | 752 | |
a70b8144 | 753 | try |
2c74e833 | 754 | { |
61012eef | 755 | if (startswith (type_name, "struct ")) |
2c74e833 | 756 | type = lookup_struct (type_name + 7, NULL); |
61012eef | 757 | else if (startswith (type_name, "union ")) |
2c74e833 | 758 | type = lookup_union (type_name + 6, NULL); |
61012eef | 759 | else if (startswith (type_name, "enum ")) |
2c74e833 TT |
760 | type = lookup_enum (type_name + 5, NULL); |
761 | else | |
d452c4bc | 762 | type = lookup_typename (python_language, python_gdbarch, |
5107b149 | 763 | type_name, block, 0); |
2c74e833 | 764 | } |
230d2906 | 765 | catch (const gdb_exception &except) |
492d29ea PA |
766 | { |
767 | GDB_PY_HANDLE_EXCEPTION (except); | |
768 | } | |
2c74e833 TT |
769 | |
770 | return type; | |
771 | } | |
772 | ||
773 | static struct type * | |
5107b149 | 774 | typy_lookup_type (struct demangle_component *demangled, |
9df2fbc4 | 775 | const struct block *block) |
2c74e833 | 776 | { |
cd829959 | 777 | struct type *type, *rtype = NULL; |
2c74e833 TT |
778 | enum demangle_component_type demangled_type; |
779 | ||
780 | /* Save the type: typy_lookup_type() may (indirectly) overwrite | |
781 | memory pointed by demangled. */ | |
782 | demangled_type = demangled->type; | |
783 | ||
784 | if (demangled_type == DEMANGLE_COMPONENT_POINTER | |
785 | || demangled_type == DEMANGLE_COMPONENT_REFERENCE | |
e4347c89 | 786 | || demangled_type == DEMANGLE_COMPONENT_RVALUE_REFERENCE |
2c74e833 TT |
787 | || demangled_type == DEMANGLE_COMPONENT_CONST |
788 | || demangled_type == DEMANGLE_COMPONENT_VOLATILE) | |
789 | { | |
5107b149 | 790 | type = typy_lookup_type (demangled->u.s_binary.left, block); |
2c74e833 TT |
791 | if (! type) |
792 | return NULL; | |
793 | ||
a70b8144 | 794 | try |
76dce0be | 795 | { |
cd829959 PM |
796 | /* If the demangled_type matches with one of the types |
797 | below, run the corresponding function and save the type | |
798 | to return later. We cannot just return here as we are in | |
799 | an exception handler. */ | |
76dce0be PM |
800 | switch (demangled_type) |
801 | { | |
802 | case DEMANGLE_COMPONENT_REFERENCE: | |
3b224330 | 803 | rtype = lookup_lvalue_reference_type (type); |
cd829959 | 804 | break; |
e4347c89 AV |
805 | case DEMANGLE_COMPONENT_RVALUE_REFERENCE: |
806 | rtype = lookup_rvalue_reference_type (type); | |
807 | break; | |
76dce0be | 808 | case DEMANGLE_COMPONENT_POINTER: |
cd829959 PM |
809 | rtype = lookup_pointer_type (type); |
810 | break; | |
76dce0be | 811 | case DEMANGLE_COMPONENT_CONST: |
cd829959 PM |
812 | rtype = make_cv_type (1, 0, type, NULL); |
813 | break; | |
76dce0be | 814 | case DEMANGLE_COMPONENT_VOLATILE: |
cd829959 PM |
815 | rtype = make_cv_type (0, 1, type, NULL); |
816 | break; | |
76dce0be | 817 | } |
76dce0be | 818 | } |
230d2906 | 819 | catch (const gdb_exception &except) |
492d29ea PA |
820 | { |
821 | GDB_PY_HANDLE_EXCEPTION (except); | |
822 | } | |
2c74e833 | 823 | } |
256458bc | 824 | |
cd829959 PM |
825 | /* If we have a type from the switch statement above, just return |
826 | that. */ | |
827 | if (rtype) | |
828 | return rtype; | |
256458bc | 829 | |
cd829959 | 830 | /* We don't have a type, so lookup the type. */ |
29592bde PA |
831 | gdb::unique_xmalloc_ptr<char> type_name = cp_comp_to_string (demangled, 10); |
832 | return typy_lookup_typename (type_name.get (), block); | |
2c74e833 TT |
833 | } |
834 | ||
326fd672 TT |
835 | /* This is a helper function for typy_template_argument that is used |
836 | when the type does not have template symbols attached. It works by | |
837 | parsing the type name. This happens with compilers, like older | |
838 | versions of GCC, that do not emit DW_TAG_template_*. */ | |
839 | ||
2c74e833 | 840 | static PyObject * |
9df2fbc4 | 841 | typy_legacy_template_argument (struct type *type, const struct block *block, |
326fd672 | 842 | int argno) |
2c74e833 | 843 | { |
326fd672 | 844 | int i; |
2c74e833 | 845 | struct demangle_component *demangled; |
c8b23b3f | 846 | std::unique_ptr<demangle_parse_info> info; |
3513a6bb | 847 | std::string err; |
2c74e833 | 848 | struct type *argtype; |
2c74e833 TT |
849 | |
850 | if (TYPE_NAME (type) == NULL) | |
851 | { | |
5107b149 | 852 | PyErr_SetString (PyExc_RuntimeError, _("Null type name.")); |
2c74e833 TT |
853 | return NULL; |
854 | } | |
855 | ||
a70b8144 | 856 | try |
5d9c5995 PM |
857 | { |
858 | /* Note -- this is not thread-safe. */ | |
859 | info = cp_demangled_name_to_comp (TYPE_NAME (type), &err); | |
860 | } | |
230d2906 | 861 | catch (const gdb_exception &except) |
492d29ea PA |
862 | { |
863 | GDB_PY_HANDLE_EXCEPTION (except); | |
864 | } | |
5d9c5995 | 865 | |
3a93a0c2 | 866 | if (! info) |
2c74e833 | 867 | { |
3513a6bb | 868 | PyErr_SetString (PyExc_RuntimeError, err.c_str ()); |
2c74e833 TT |
869 | return NULL; |
870 | } | |
3a93a0c2 | 871 | demangled = info->tree; |
2c74e833 TT |
872 | |
873 | /* Strip off component names. */ | |
874 | while (demangled->type == DEMANGLE_COMPONENT_QUAL_NAME | |
875 | || demangled->type == DEMANGLE_COMPONENT_LOCAL_NAME) | |
876 | demangled = demangled->u.s_binary.right; | |
877 | ||
878 | if (demangled->type != DEMANGLE_COMPONENT_TEMPLATE) | |
879 | { | |
5107b149 | 880 | PyErr_SetString (PyExc_RuntimeError, _("Type is not a template.")); |
2c74e833 TT |
881 | return NULL; |
882 | } | |
883 | ||
884 | /* Skip from the template to the arguments. */ | |
885 | demangled = demangled->u.s_binary.right; | |
886 | ||
887 | for (i = 0; demangled && i < argno; ++i) | |
888 | demangled = demangled->u.s_binary.right; | |
889 | ||
890 | if (! demangled) | |
891 | { | |
5107b149 | 892 | PyErr_Format (PyExc_RuntimeError, _("No argument %d in template."), |
2c74e833 TT |
893 | argno); |
894 | return NULL; | |
895 | } | |
896 | ||
5107b149 | 897 | argtype = typy_lookup_type (demangled->u.s_binary.left, block); |
2c74e833 TT |
898 | if (! argtype) |
899 | return NULL; | |
900 | ||
901 | return type_to_type_object (argtype); | |
326fd672 TT |
902 | } |
903 | ||
904 | static PyObject * | |
905 | typy_template_argument (PyObject *self, PyObject *args) | |
906 | { | |
907 | int argno; | |
908 | struct type *type = ((type_object *) self)->type; | |
9df2fbc4 | 909 | const struct block *block = NULL; |
326fd672 TT |
910 | PyObject *block_obj = NULL; |
911 | struct symbol *sym; | |
912 | struct value *val = NULL; | |
326fd672 TT |
913 | |
914 | if (! PyArg_ParseTuple (args, "i|O", &argno, &block_obj)) | |
915 | return NULL; | |
916 | ||
fd3ba736 TT |
917 | if (argno < 0) |
918 | { | |
919 | PyErr_SetString (PyExc_RuntimeError, | |
920 | _("Template argument number must be non-negative")); | |
921 | return NULL; | |
922 | } | |
923 | ||
326fd672 TT |
924 | if (block_obj) |
925 | { | |
926 | block = block_object_to_block (block_obj); | |
927 | if (! block) | |
928 | { | |
929 | PyErr_SetString (PyExc_RuntimeError, | |
930 | _("Second argument must be block.")); | |
931 | return NULL; | |
932 | } | |
933 | } | |
934 | ||
a70b8144 | 935 | try |
05d0e1e7 TT |
936 | { |
937 | type = check_typedef (type); | |
aa006118 | 938 | if (TYPE_IS_REFERENCE (type)) |
05d0e1e7 TT |
939 | type = check_typedef (TYPE_TARGET_TYPE (type)); |
940 | } | |
230d2906 | 941 | catch (const gdb_exception &except) |
492d29ea PA |
942 | { |
943 | GDB_PY_HANDLE_EXCEPTION (except); | |
944 | } | |
326fd672 TT |
945 | |
946 | /* We might not have DW_TAG_template_*, so try to parse the type's | |
947 | name. This is inefficient if we do not have a template type -- | |
948 | but that is going to wind up as an error anyhow. */ | |
949 | if (! TYPE_N_TEMPLATE_ARGUMENTS (type)) | |
950 | return typy_legacy_template_argument (type, block, argno); | |
951 | ||
952 | if (argno >= TYPE_N_TEMPLATE_ARGUMENTS (type)) | |
953 | { | |
954 | PyErr_Format (PyExc_RuntimeError, _("No argument %d in template."), | |
955 | argno); | |
956 | return NULL; | |
957 | } | |
958 | ||
959 | sym = TYPE_TEMPLATE_ARGUMENT (type, argno); | |
960 | if (SYMBOL_CLASS (sym) == LOC_TYPEDEF) | |
961 | return type_to_type_object (SYMBOL_TYPE (sym)); | |
962 | else if (SYMBOL_CLASS (sym) == LOC_OPTIMIZED_OUT) | |
963 | { | |
964 | PyErr_Format (PyExc_RuntimeError, | |
965 | _("Template argument is optimized out")); | |
966 | return NULL; | |
967 | } | |
968 | ||
a70b8144 | 969 | try |
326fd672 TT |
970 | { |
971 | val = value_of_variable (sym, block); | |
972 | } | |
230d2906 | 973 | catch (const gdb_exception &except) |
492d29ea PA |
974 | { |
975 | GDB_PY_HANDLE_EXCEPTION (except); | |
976 | } | |
326fd672 TT |
977 | |
978 | return value_to_value_object (val); | |
2c74e833 TT |
979 | } |
980 | ||
981 | static PyObject * | |
982 | typy_str (PyObject *self) | |
983 | { | |
d7e74731 | 984 | string_file thetype; |
2c74e833 | 985 | |
a70b8144 | 986 | try |
2c74e833 | 987 | { |
d7e74731 | 988 | LA_PRINT_TYPE (type_object_to_type (self), "", &thetype, -1, 0, |
53342f27 | 989 | &type_print_raw_options); |
2c74e833 | 990 | } |
230d2906 | 991 | catch (const gdb_exception &except) |
2c74e833 | 992 | { |
2c74e833 TT |
993 | GDB_PY_HANDLE_EXCEPTION (except); |
994 | } | |
995 | ||
d7e74731 PA |
996 | return PyUnicode_Decode (thetype.c_str (), thetype.size (), |
997 | host_charset (), NULL); | |
2c74e833 TT |
998 | } |
999 | ||
d839c8a4 TT |
1000 | /* Implement the richcompare method. */ |
1001 | ||
1002 | static PyObject * | |
1003 | typy_richcompare (PyObject *self, PyObject *other, int op) | |
1004 | { | |
894882e3 | 1005 | bool result = false; |
d839c8a4 TT |
1006 | struct type *type1 = type_object_to_type (self); |
1007 | struct type *type2 = type_object_to_type (other); | |
d839c8a4 TT |
1008 | |
1009 | /* We can only compare ourselves to another Type object, and only | |
1010 | for equality or inequality. */ | |
1011 | if (type2 == NULL || (op != Py_EQ && op != Py_NE)) | |
1012 | { | |
1013 | Py_INCREF (Py_NotImplemented); | |
1014 | return Py_NotImplemented; | |
1015 | } | |
1016 | ||
1017 | if (type1 == type2) | |
894882e3 | 1018 | result = true; |
d839c8a4 TT |
1019 | else |
1020 | { | |
a70b8144 | 1021 | try |
d839c8a4 | 1022 | { |
ca092b61 | 1023 | result = types_deeply_equal (type1, type2); |
d839c8a4 | 1024 | } |
230d2906 | 1025 | catch (const gdb_exception &except) |
492d29ea PA |
1026 | { |
1027 | /* If there is a GDB exception, a comparison is not capable | |
1028 | (or trusted), so exit. */ | |
1029 | GDB_PY_HANDLE_EXCEPTION (except); | |
1030 | } | |
d839c8a4 TT |
1031 | } |
1032 | ||
ca092b61 | 1033 | if (op == (result ? Py_EQ : Py_NE)) |
d839c8a4 TT |
1034 | Py_RETURN_TRUE; |
1035 | Py_RETURN_FALSE; | |
1036 | } | |
1037 | ||
2c74e833 TT |
1038 | \f |
1039 | ||
1040 | static const struct objfile_data *typy_objfile_data_key; | |
1041 | ||
1042 | static void | |
c1bd65d0 | 1043 | save_objfile_types (struct objfile *objfile, void *datum) |
2c74e833 | 1044 | { |
19ba03f4 | 1045 | type_object *obj = (type_object *) datum; |
2c74e833 | 1046 | htab_t copied_types; |
2c74e833 | 1047 | |
0646da15 TT |
1048 | if (!gdb_python_initialized) |
1049 | return; | |
1050 | ||
2c74e833 TT |
1051 | /* This prevents another thread from freeing the objects we're |
1052 | operating on. */ | |
c57af3f1 | 1053 | gdbpy_enter enter_py (get_objfile_arch (objfile), current_language); |
2c74e833 TT |
1054 | |
1055 | copied_types = create_copied_types_hash (objfile); | |
1056 | ||
1057 | while (obj) | |
1058 | { | |
1059 | type_object *next = obj->next; | |
1060 | ||
1061 | htab_empty (copied_types); | |
1062 | ||
1063 | obj->type = copy_type_recursive (objfile, obj->type, copied_types); | |
1064 | ||
1065 | obj->next = NULL; | |
1066 | obj->prev = NULL; | |
1067 | ||
1068 | obj = next; | |
1069 | } | |
1070 | ||
1071 | htab_delete (copied_types); | |
2c74e833 TT |
1072 | } |
1073 | ||
1074 | static void | |
1075 | set_type (type_object *obj, struct type *type) | |
1076 | { | |
1077 | obj->type = type; | |
1078 | obj->prev = NULL; | |
1079 | if (type && TYPE_OBJFILE (type)) | |
1080 | { | |
1081 | struct objfile *objfile = TYPE_OBJFILE (type); | |
1082 | ||
19ba03f4 SM |
1083 | obj->next = ((struct pyty_type_object *) |
1084 | objfile_data (objfile, typy_objfile_data_key)); | |
2c74e833 TT |
1085 | if (obj->next) |
1086 | obj->next->prev = obj; | |
1087 | set_objfile_data (objfile, typy_objfile_data_key, obj); | |
1088 | } | |
1089 | else | |
1090 | obj->next = NULL; | |
1091 | } | |
1092 | ||
1093 | static void | |
1094 | typy_dealloc (PyObject *obj) | |
1095 | { | |
1096 | type_object *type = (type_object *) obj; | |
1097 | ||
1098 | if (type->prev) | |
1099 | type->prev->next = type->next; | |
1100 | else if (type->type && TYPE_OBJFILE (type->type)) | |
1101 | { | |
1102 | /* Must reset head of list. */ | |
1103 | struct objfile *objfile = TYPE_OBJFILE (type->type); | |
d59b6f6c | 1104 | |
2c74e833 TT |
1105 | if (objfile) |
1106 | set_objfile_data (objfile, typy_objfile_data_key, type->next); | |
1107 | } | |
1108 | if (type->next) | |
1109 | type->next->prev = type->prev; | |
1110 | ||
9a27f2c6 | 1111 | Py_TYPE (type)->tp_free (type); |
2c74e833 TT |
1112 | } |
1113 | ||
a73bb892 PK |
1114 | /* Return number of fields ("length" of the field dictionary). */ |
1115 | ||
1116 | static Py_ssize_t | |
1117 | typy_length (PyObject *self) | |
1118 | { | |
1119 | struct type *type = ((type_object *) self)->type; | |
1120 | ||
9cc10fd1 PK |
1121 | type = typy_get_composite (type); |
1122 | if (type == NULL) | |
1123 | return -1; | |
1124 | ||
a73bb892 PK |
1125 | return TYPE_NFIELDS (type); |
1126 | } | |
1127 | ||
9cc10fd1 | 1128 | /* Implements boolean evaluation of gdb.Type. Handle this like other |
256458bc | 1129 | Python objects that don't have a meaningful truth value -- all |
9cc10fd1 PK |
1130 | values are true. */ |
1131 | ||
1132 | static int | |
1133 | typy_nonzero (PyObject *self) | |
1134 | { | |
1135 | return 1; | |
1136 | } | |
1137 | ||
59fb7612 SS |
1138 | /* Return optimized out value of this type. */ |
1139 | ||
1140 | static PyObject * | |
1141 | typy_optimized_out (PyObject *self, PyObject *args) | |
1142 | { | |
1143 | struct type *type = ((type_object *) self)->type; | |
1144 | ||
1145 | return value_to_value_object (allocate_optimized_out_value (type)); | |
1146 | } | |
1147 | ||
a73bb892 PK |
1148 | /* Return a gdb.Field object for the field named by the argument. */ |
1149 | ||
1150 | static PyObject * | |
1151 | typy_getitem (PyObject *self, PyObject *key) | |
1152 | { | |
1153 | struct type *type = ((type_object *) self)->type; | |
a73bb892 | 1154 | int i; |
76dce0be | 1155 | |
9b972014 | 1156 | gdb::unique_xmalloc_ptr<char> field = python_string_to_host_string (key); |
a73bb892 PK |
1157 | if (field == NULL) |
1158 | return NULL; | |
1159 | ||
256458bc | 1160 | /* We want just fields of this type, not of base types, so instead of |
a73bb892 PK |
1161 | using lookup_struct_elt_type, portions of that function are |
1162 | copied here. */ | |
1163 | ||
9cc10fd1 PK |
1164 | type = typy_get_composite (type); |
1165 | if (type == NULL) | |
1166 | return NULL; | |
256458bc | 1167 | |
a73bb892 PK |
1168 | for (i = 0; i < TYPE_NFIELDS (type); i++) |
1169 | { | |
0d5cff50 | 1170 | const char *t_field_name = TYPE_FIELD_NAME (type, i); |
a73bb892 | 1171 | |
9b972014 | 1172 | if (t_field_name && (strcmp_iw (t_field_name, field.get ()) == 0)) |
1b20edf0 | 1173 | return convert_field (type, i).release (); |
a73bb892 PK |
1174 | } |
1175 | PyErr_SetObject (PyExc_KeyError, key); | |
1176 | return NULL; | |
1177 | } | |
1178 | ||
256458bc | 1179 | /* Implement the "get" method on the type object. This is the |
a73bb892 PK |
1180 | same as getitem if the key is present, but returns the supplied |
1181 | default value or None if the key is not found. */ | |
1182 | ||
1183 | static PyObject * | |
1184 | typy_get (PyObject *self, PyObject *args) | |
1185 | { | |
1186 | PyObject *key, *defval = Py_None, *result; | |
256458bc | 1187 | |
a73bb892 PK |
1188 | if (!PyArg_UnpackTuple (args, "get", 1, 2, &key, &defval)) |
1189 | return NULL; | |
256458bc | 1190 | |
a73bb892 PK |
1191 | result = typy_getitem (self, key); |
1192 | if (result != NULL) | |
1193 | return result; | |
256458bc | 1194 | |
a73bb892 PK |
1195 | /* typy_getitem returned error status. If the exception is |
1196 | KeyError, clear the exception status and return the defval | |
1197 | instead. Otherwise return the exception unchanged. */ | |
1198 | if (!PyErr_ExceptionMatches (PyExc_KeyError)) | |
1199 | return NULL; | |
256458bc | 1200 | |
a73bb892 PK |
1201 | PyErr_Clear (); |
1202 | Py_INCREF (defval); | |
1203 | return defval; | |
1204 | } | |
1205 | ||
1206 | /* Implement the "has_key" method on the type object. */ | |
1207 | ||
1208 | static PyObject * | |
1209 | typy_has_key (PyObject *self, PyObject *args) | |
1210 | { | |
1211 | struct type *type = ((type_object *) self)->type; | |
2ff6b080 | 1212 | const char *field; |
a73bb892 | 1213 | int i; |
76dce0be | 1214 | |
a73bb892 PK |
1215 | if (!PyArg_ParseTuple (args, "s", &field)) |
1216 | return NULL; | |
1217 | ||
256458bc | 1218 | /* We want just fields of this type, not of base types, so instead of |
a73bb892 PK |
1219 | using lookup_struct_elt_type, portions of that function are |
1220 | copied here. */ | |
1221 | ||
9cc10fd1 PK |
1222 | type = typy_get_composite (type); |
1223 | if (type == NULL) | |
1224 | return NULL; | |
a73bb892 PK |
1225 | |
1226 | for (i = 0; i < TYPE_NFIELDS (type); i++) | |
1227 | { | |
0d5cff50 | 1228 | const char *t_field_name = TYPE_FIELD_NAME (type, i); |
a73bb892 PK |
1229 | |
1230 | if (t_field_name && (strcmp_iw (t_field_name, field) == 0)) | |
1231 | Py_RETURN_TRUE; | |
1232 | } | |
1233 | Py_RETURN_FALSE; | |
1234 | } | |
1235 | ||
1236 | /* Make an iterator object to iterate over keys, values, or items. */ | |
1237 | ||
1238 | static PyObject * | |
1239 | typy_make_iter (PyObject *self, enum gdbpy_iter_kind kind) | |
1240 | { | |
1241 | typy_iterator_object *typy_iter_obj; | |
1242 | ||
9cc10fd1 PK |
1243 | /* Check that "self" is a structure or union type. */ |
1244 | if (typy_get_composite (((type_object *) self)->type) == NULL) | |
1245 | return NULL; | |
256458bc | 1246 | |
a73bb892 PK |
1247 | typy_iter_obj = PyObject_New (typy_iterator_object, |
1248 | &type_iterator_object_type); | |
1249 | if (typy_iter_obj == NULL) | |
1250 | return NULL; | |
1251 | ||
1252 | typy_iter_obj->field = 0; | |
1253 | typy_iter_obj->kind = kind; | |
1254 | Py_INCREF (self); | |
1255 | typy_iter_obj->source = (type_object *) self; | |
1256 | ||
1257 | return (PyObject *) typy_iter_obj; | |
1258 | } | |
1259 | ||
1260 | /* iteritems() method. */ | |
1261 | ||
1262 | static PyObject * | |
1263 | typy_iteritems (PyObject *self, PyObject *args) | |
1264 | { | |
1265 | return typy_make_iter (self, iter_items); | |
1266 | } | |
1267 | ||
1268 | /* iterkeys() method. */ | |
1269 | ||
1270 | static PyObject * | |
1271 | typy_iterkeys (PyObject *self, PyObject *args) | |
1272 | { | |
1273 | return typy_make_iter (self, iter_keys); | |
1274 | } | |
1275 | ||
1276 | /* Iterating over the class, same as iterkeys except for the function | |
1277 | signature. */ | |
1278 | ||
1279 | static PyObject * | |
1280 | typy_iter (PyObject *self) | |
1281 | { | |
1282 | return typy_make_iter (self, iter_keys); | |
1283 | } | |
1284 | ||
1285 | /* itervalues() method. */ | |
1286 | ||
1287 | static PyObject * | |
1288 | typy_itervalues (PyObject *self, PyObject *args) | |
1289 | { | |
1290 | return typy_make_iter (self, iter_values); | |
1291 | } | |
1292 | ||
1293 | /* Return a reference to the type iterator. */ | |
1294 | ||
1295 | static PyObject * | |
1296 | typy_iterator_iter (PyObject *self) | |
1297 | { | |
1298 | Py_INCREF (self); | |
1299 | return self; | |
1300 | } | |
1301 | ||
1302 | /* Return the next field in the iteration through the list of fields | |
1303 | of the type. */ | |
1304 | ||
1305 | static PyObject * | |
1306 | typy_iterator_iternext (PyObject *self) | |
1307 | { | |
1308 | typy_iterator_object *iter_obj = (typy_iterator_object *) self; | |
1309 | struct type *type = iter_obj->source->type; | |
256458bc | 1310 | |
a73bb892 PK |
1311 | if (iter_obj->field < TYPE_NFIELDS (type)) |
1312 | { | |
1b20edf0 TT |
1313 | gdbpy_ref<> result = make_fielditem (type, iter_obj->field, |
1314 | iter_obj->kind); | |
a73bb892 PK |
1315 | if (result != NULL) |
1316 | iter_obj->field++; | |
1b20edf0 | 1317 | return result.release (); |
a73bb892 PK |
1318 | } |
1319 | ||
1320 | return NULL; | |
1321 | } | |
1322 | ||
1323 | static void | |
1324 | typy_iterator_dealloc (PyObject *obj) | |
1325 | { | |
1326 | typy_iterator_object *iter_obj = (typy_iterator_object *) obj; | |
1327 | ||
1328 | Py_DECREF (iter_obj->source); | |
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 | ||
1337 | type_obj = PyObject_New (type_object, &type_object_type); | |
1338 | if (type_obj) | |
1339 | set_type (type_obj, type); | |
1340 | ||
1341 | return (PyObject *) type_obj; | |
1342 | } | |
1343 | ||
1344 | struct type * | |
1345 | type_object_to_type (PyObject *obj) | |
1346 | { | |
1347 | if (! PyObject_TypeCheck (obj, &type_object_type)) | |
1348 | return NULL; | |
1349 | return ((type_object *) obj)->type; | |
1350 | } | |
1351 | ||
1352 | \f | |
1353 | ||
1354 | /* Implementation of gdb.lookup_type. */ | |
1355 | PyObject * | |
1356 | gdbpy_lookup_type (PyObject *self, PyObject *args, PyObject *kw) | |
1357 | { | |
2adadf51 | 1358 | static const char *keywords[] = { "name", "block", NULL }; |
ddd49eee | 1359 | const char *type_name = NULL; |
2c74e833 | 1360 | struct type *type = NULL; |
5107b149 | 1361 | PyObject *block_obj = NULL; |
9df2fbc4 | 1362 | const struct block *block = NULL; |
2c74e833 | 1363 | |
2adadf51 PA |
1364 | if (!gdb_PyArg_ParseTupleAndKeywords (args, kw, "s|O", keywords, |
1365 | &type_name, &block_obj)) | |
2c74e833 TT |
1366 | return NULL; |
1367 | ||
5107b149 PM |
1368 | if (block_obj) |
1369 | { | |
1370 | block = block_object_to_block (block_obj); | |
1371 | if (! block) | |
1372 | { | |
1373 | PyErr_SetString (PyExc_RuntimeError, | |
1374 | _("'block' argument must be a Block.")); | |
1375 | return NULL; | |
1376 | } | |
1377 | } | |
1378 | ||
1379 | type = typy_lookup_typename (type_name, block); | |
2c74e833 TT |
1380 | if (! type) |
1381 | return NULL; | |
1382 | ||
8833fbf0 | 1383 | return type_to_type_object (type); |
2c74e833 TT |
1384 | } |
1385 | ||
999633ed | 1386 | int |
2c74e833 TT |
1387 | gdbpy_initialize_types (void) |
1388 | { | |
1389 | int i; | |
1390 | ||
1391 | typy_objfile_data_key | |
c1bd65d0 | 1392 | = register_objfile_data_with_cleanup (save_objfile_types, NULL); |
2c74e833 TT |
1393 | |
1394 | if (PyType_Ready (&type_object_type) < 0) | |
999633ed | 1395 | return -1; |
2c74e833 | 1396 | if (PyType_Ready (&field_object_type) < 0) |
999633ed | 1397 | return -1; |
a73bb892 | 1398 | if (PyType_Ready (&type_iterator_object_type) < 0) |
999633ed | 1399 | return -1; |
2c74e833 TT |
1400 | |
1401 | for (i = 0; pyty_codes[i].name; ++i) | |
1402 | { | |
6c28e44a | 1403 | if (PyModule_AddIntConstant (gdb_module, pyty_codes[i].name, |
2c74e833 | 1404 | pyty_codes[i].code) < 0) |
999633ed | 1405 | return -1; |
2c74e833 TT |
1406 | } |
1407 | ||
aa36459a TT |
1408 | if (gdb_pymodule_addobject (gdb_module, "Type", |
1409 | (PyObject *) &type_object_type) < 0) | |
999633ed | 1410 | return -1; |
2c74e833 | 1411 | |
aa36459a TT |
1412 | if (gdb_pymodule_addobject (gdb_module, "TypeIterator", |
1413 | (PyObject *) &type_iterator_object_type) < 0) | |
999633ed | 1414 | return -1; |
a73bb892 | 1415 | |
aa36459a TT |
1416 | return gdb_pymodule_addobject (gdb_module, "Field", |
1417 | (PyObject *) &field_object_type); | |
2c74e833 TT |
1418 | } |
1419 | ||
1420 | \f | |
1421 | ||
0d1f4ceb | 1422 | static gdb_PyGetSetDef type_object_getset[] = |
2c74e833 | 1423 | { |
6d7bb824 TT |
1424 | { "alignof", typy_get_alignof, NULL, |
1425 | "The alignment of this type, in bytes.", NULL }, | |
2c74e833 TT |
1426 | { "code", typy_get_code, NULL, |
1427 | "The code for this type.", NULL }, | |
c0d48811 JB |
1428 | { "name", typy_get_name, NULL, |
1429 | "The name for this type, or None.", NULL }, | |
2c74e833 TT |
1430 | { "sizeof", typy_get_sizeof, NULL, |
1431 | "The size of this type, in bytes.", NULL }, | |
1432 | { "tag", typy_get_tag, NULL, | |
1433 | "The tag name for this type, or None.", NULL }, | |
e1f2e1a2 CB |
1434 | { "objfile", typy_get_objfile, NULL, |
1435 | "The objfile this type was defined in, or None.", NULL }, | |
2c74e833 TT |
1436 | { NULL } |
1437 | }; | |
1438 | ||
1439 | static PyMethodDef type_object_methods[] = | |
1440 | { | |
702c2711 | 1441 | { "array", typy_array, METH_VARARGS, |
f28c316a DE |
1442 | "array ([LOW_BOUND,] HIGH_BOUND) -> Type\n\ |
1443 | Return a type which represents an array of objects of this type.\n\ | |
1444 | The bounds of the array are [LOW_BOUND, HIGH_BOUND] inclusive.\n\ | |
1445 | If LOW_BOUND is omitted, a value of zero is used." }, | |
a72c3253 DE |
1446 | { "vector", typy_vector, METH_VARARGS, |
1447 | "vector ([LOW_BOUND,] HIGH_BOUND) -> Type\n\ | |
1448 | Return a type which represents a vector of objects of this type.\n\ | |
1449 | The bounds of the array are [LOW_BOUND, HIGH_BOUND] inclusive.\n\ | |
1450 | If LOW_BOUND is omitted, a value of zero is used.\n\ | |
1451 | Vectors differ from arrays in that if the current language has C-style\n\ | |
1452 | arrays, vectors don't decay to a pointer to the first element.\n\ | |
1453 | They are first class values." }, | |
a73bb892 PK |
1454 | { "__contains__", typy_has_key, METH_VARARGS, |
1455 | "T.__contains__(k) -> True if T has a field named k, else False" }, | |
2c74e833 TT |
1456 | { "const", typy_const, METH_NOARGS, |
1457 | "const () -> Type\n\ | |
1458 | Return a const variant of this type." }, | |
59fb7612 SS |
1459 | { "optimized_out", typy_optimized_out, METH_NOARGS, |
1460 | "optimized_out() -> Value\n\ | |
1461 | Return optimized out value of this type." }, | |
2c74e833 | 1462 | { "fields", typy_fields, METH_NOARGS, |
a73bb892 PK |
1463 | "fields () -> list\n\ |
1464 | Return a list holding all the fields of this type.\n\ | |
1465 | Each field is a gdb.Field object." }, | |
1466 | { "get", typy_get, METH_VARARGS, | |
1467 | "T.get(k[,default]) -> returns field named k in T, if it exists;\n\ | |
1468 | otherwise returns default, if supplied, or None if not." }, | |
1469 | { "has_key", typy_has_key, METH_VARARGS, | |
1470 | "T.has_key(k) -> True if T has a field named k, else False" }, | |
1471 | { "items", typy_items, METH_NOARGS, | |
1472 | "items () -> list\n\ | |
1473 | Return a list of (name, field) pairs of this type.\n\ | |
1474 | Each field is a gdb.Field object." }, | |
1475 | { "iteritems", typy_iteritems, METH_NOARGS, | |
1476 | "iteritems () -> an iterator over the (name, field)\n\ | |
1477 | pairs of this type. Each field is a gdb.Field object." }, | |
1478 | { "iterkeys", typy_iterkeys, METH_NOARGS, | |
1479 | "iterkeys () -> an iterator over the field names of this type." }, | |
1480 | { "itervalues", typy_itervalues, METH_NOARGS, | |
1481 | "itervalues () -> an iterator over the fields of this type.\n\ | |
1482 | Each field is a gdb.Field object." }, | |
1483 | { "keys", typy_field_names, METH_NOARGS, | |
1484 | "keys () -> list\n\ | |
1485 | Return a list holding all the fields names of this type." }, | |
2c74e833 TT |
1486 | { "pointer", typy_pointer, METH_NOARGS, |
1487 | "pointer () -> Type\n\ | |
1488 | Return a type of pointer to this type." }, | |
361ae042 PM |
1489 | { "range", typy_range, METH_NOARGS, |
1490 | "range () -> tuple\n\ | |
1491 | Return a tuple containing the lower and upper range for this type."}, | |
2c74e833 TT |
1492 | { "reference", typy_reference, METH_NOARGS, |
1493 | "reference () -> Type\n\ | |
1494 | Return a type of reference to this type." }, | |
1495 | { "strip_typedefs", typy_strip_typedefs, METH_NOARGS, | |
1496 | "strip_typedefs () -> Type\n\ | |
1497 | Return a type formed by stripping this type of all typedefs."}, | |
1498 | { "target", typy_target, METH_NOARGS, | |
1499 | "target () -> Type\n\ | |
1500 | Return the target type of this type." }, | |
1501 | { "template_argument", typy_template_argument, METH_VARARGS, | |
5107b149 | 1502 | "template_argument (arg, [block]) -> Type\n\ |
2c74e833 TT |
1503 | Return the type of a template argument." }, |
1504 | { "unqualified", typy_unqualified, METH_NOARGS, | |
1505 | "unqualified () -> Type\n\ | |
1506 | Return a variant of this type without const or volatile attributes." }, | |
9cc10fd1 | 1507 | { "values", typy_values, METH_NOARGS, |
a73bb892 PK |
1508 | "values () -> list\n\ |
1509 | Return a list holding all the fields of this type.\n\ | |
1510 | Each field is a gdb.Field object." }, | |
2c74e833 TT |
1511 | { "volatile", typy_volatile, METH_NOARGS, |
1512 | "volatile () -> Type\n\ | |
1513 | Return a volatile variant of this type" }, | |
1514 | { NULL } | |
1515 | }; | |
1516 | ||
9cc10fd1 PK |
1517 | static PyNumberMethods type_object_as_number = { |
1518 | NULL, /* nb_add */ | |
1519 | NULL, /* nb_subtract */ | |
1520 | NULL, /* nb_multiply */ | |
9a27f2c6 | 1521 | #ifndef IS_PY3K |
9cc10fd1 | 1522 | NULL, /* nb_divide */ |
9a27f2c6 | 1523 | #endif |
9cc10fd1 PK |
1524 | NULL, /* nb_remainder */ |
1525 | NULL, /* nb_divmod */ | |
1526 | NULL, /* nb_power */ | |
1527 | NULL, /* nb_negative */ | |
1528 | NULL, /* nb_positive */ | |
1529 | NULL, /* nb_absolute */ | |
1530 | typy_nonzero, /* nb_nonzero */ | |
1531 | NULL, /* nb_invert */ | |
1532 | NULL, /* nb_lshift */ | |
1533 | NULL, /* nb_rshift */ | |
1534 | NULL, /* nb_and */ | |
1535 | NULL, /* nb_xor */ | |
1536 | NULL, /* nb_or */ | |
9a27f2c6 PK |
1537 | #ifdef IS_PY3K |
1538 | NULL, /* nb_int */ | |
1539 | NULL, /* reserved */ | |
1540 | #else | |
9cc10fd1 PK |
1541 | NULL, /* nb_coerce */ |
1542 | NULL, /* nb_int */ | |
1543 | NULL, /* nb_long */ | |
9a27f2c6 | 1544 | #endif |
9cc10fd1 | 1545 | NULL, /* nb_float */ |
9a27f2c6 | 1546 | #ifndef IS_PY3K |
9cc10fd1 PK |
1547 | NULL, /* nb_oct */ |
1548 | NULL /* nb_hex */ | |
9a27f2c6 | 1549 | #endif |
9cc10fd1 PK |
1550 | }; |
1551 | ||
a73bb892 PK |
1552 | static PyMappingMethods typy_mapping = { |
1553 | typy_length, | |
1554 | typy_getitem, | |
1555 | NULL /* no "set" method */ | |
1556 | }; | |
1557 | ||
e36122e9 | 1558 | PyTypeObject type_object_type = |
2c74e833 | 1559 | { |
9a27f2c6 | 1560 | PyVarObject_HEAD_INIT (NULL, 0) |
2c74e833 TT |
1561 | "gdb.Type", /*tp_name*/ |
1562 | sizeof (type_object), /*tp_basicsize*/ | |
1563 | 0, /*tp_itemsize*/ | |
1564 | typy_dealloc, /*tp_dealloc*/ | |
1565 | 0, /*tp_print*/ | |
1566 | 0, /*tp_getattr*/ | |
1567 | 0, /*tp_setattr*/ | |
1568 | 0, /*tp_compare*/ | |
1569 | 0, /*tp_repr*/ | |
9cc10fd1 | 1570 | &type_object_as_number, /*tp_as_number*/ |
2c74e833 | 1571 | 0, /*tp_as_sequence*/ |
a73bb892 | 1572 | &typy_mapping, /*tp_as_mapping*/ |
2c74e833 TT |
1573 | 0, /*tp_hash */ |
1574 | 0, /*tp_call*/ | |
1575 | typy_str, /*tp_str*/ | |
1576 | 0, /*tp_getattro*/ | |
1577 | 0, /*tp_setattro*/ | |
1578 | 0, /*tp_as_buffer*/ | |
1579 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
1580 | "GDB type object", /* tp_doc */ | |
1581 | 0, /* tp_traverse */ | |
1582 | 0, /* tp_clear */ | |
d839c8a4 | 1583 | typy_richcompare, /* tp_richcompare */ |
2c74e833 | 1584 | 0, /* tp_weaklistoffset */ |
a73bb892 | 1585 | typy_iter, /* tp_iter */ |
2c74e833 TT |
1586 | 0, /* tp_iternext */ |
1587 | type_object_methods, /* tp_methods */ | |
1588 | 0, /* tp_members */ | |
1589 | type_object_getset, /* tp_getset */ | |
1590 | 0, /* tp_base */ | |
1591 | 0, /* tp_dict */ | |
1592 | 0, /* tp_descr_get */ | |
1593 | 0, /* tp_descr_set */ | |
1594 | 0, /* tp_dictoffset */ | |
1595 | 0, /* tp_init */ | |
1596 | 0, /* tp_alloc */ | |
1597 | 0, /* tp_new */ | |
1598 | }; | |
1599 | ||
0d1f4ceb | 1600 | static gdb_PyGetSetDef field_object_getset[] = |
2e8265fd TT |
1601 | { |
1602 | { "__dict__", gdb_py_generic_dict, NULL, | |
1603 | "The __dict__ for this field.", &field_object_type }, | |
1604 | { NULL } | |
1605 | }; | |
1606 | ||
e36122e9 | 1607 | PyTypeObject field_object_type = |
2c74e833 | 1608 | { |
9a27f2c6 | 1609 | PyVarObject_HEAD_INIT (NULL, 0) |
2c74e833 TT |
1610 | "gdb.Field", /*tp_name*/ |
1611 | sizeof (field_object), /*tp_basicsize*/ | |
1612 | 0, /*tp_itemsize*/ | |
1613 | field_dealloc, /*tp_dealloc*/ | |
1614 | 0, /*tp_print*/ | |
1615 | 0, /*tp_getattr*/ | |
1616 | 0, /*tp_setattr*/ | |
1617 | 0, /*tp_compare*/ | |
1618 | 0, /*tp_repr*/ | |
1619 | 0, /*tp_as_number*/ | |
1620 | 0, /*tp_as_sequence*/ | |
1621 | 0, /*tp_as_mapping*/ | |
1622 | 0, /*tp_hash */ | |
1623 | 0, /*tp_call*/ | |
1624 | 0, /*tp_str*/ | |
1625 | 0, /*tp_getattro*/ | |
1626 | 0, /*tp_setattro*/ | |
1627 | 0, /*tp_as_buffer*/ | |
1628 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
1629 | "GDB field object", /* tp_doc */ | |
1630 | 0, /* tp_traverse */ | |
1631 | 0, /* tp_clear */ | |
1632 | 0, /* tp_richcompare */ | |
1633 | 0, /* tp_weaklistoffset */ | |
1634 | 0, /* tp_iter */ | |
1635 | 0, /* tp_iternext */ | |
1636 | 0, /* tp_methods */ | |
1637 | 0, /* tp_members */ | |
2e8265fd | 1638 | field_object_getset, /* tp_getset */ |
2c74e833 TT |
1639 | 0, /* tp_base */ |
1640 | 0, /* tp_dict */ | |
1641 | 0, /* tp_descr_get */ | |
1642 | 0, /* tp_descr_set */ | |
1643 | offsetof (field_object, dict), /* tp_dictoffset */ | |
1644 | 0, /* tp_init */ | |
1645 | 0, /* tp_alloc */ | |
1646 | 0, /* tp_new */ | |
1647 | }; | |
a73bb892 | 1648 | |
e36122e9 | 1649 | PyTypeObject type_iterator_object_type = { |
9a27f2c6 | 1650 | PyVarObject_HEAD_INIT (NULL, 0) |
a73bb892 PK |
1651 | "gdb.TypeIterator", /*tp_name*/ |
1652 | sizeof (typy_iterator_object), /*tp_basicsize*/ | |
1653 | 0, /*tp_itemsize*/ | |
1654 | typy_iterator_dealloc, /*tp_dealloc*/ | |
1655 | 0, /*tp_print*/ | |
1656 | 0, /*tp_getattr*/ | |
1657 | 0, /*tp_setattr*/ | |
1658 | 0, /*tp_compare*/ | |
1659 | 0, /*tp_repr*/ | |
1660 | 0, /*tp_as_number*/ | |
1661 | 0, /*tp_as_sequence*/ | |
1662 | 0, /*tp_as_mapping*/ | |
1663 | 0, /*tp_hash */ | |
1664 | 0, /*tp_call*/ | |
1665 | 0, /*tp_str*/ | |
1666 | 0, /*tp_getattro*/ | |
1667 | 0, /*tp_setattro*/ | |
1668 | 0, /*tp_as_buffer*/ | |
1669 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
1670 | "GDB type iterator object", /*tp_doc */ | |
1671 | 0, /*tp_traverse */ | |
1672 | 0, /*tp_clear */ | |
1673 | 0, /*tp_richcompare */ | |
1674 | 0, /*tp_weaklistoffset */ | |
1675 | typy_iterator_iter, /*tp_iter */ | |
1676 | typy_iterator_iternext, /*tp_iternext */ | |
1677 | 0 /*tp_methods */ | |
1678 | }; |