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2c74e833 TT |
1 | /* Python interface to types. |
2 | ||
b811d2c2 | 3 | Copyright (C) 2008-2020 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 | |
78134374 | 160 | return PyInt_FromLong (type->code ()); |
2c74e833 TT |
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 | |
ceacbf6e | 180 | if (!field_is_static (&type->field (field))) |
2c74e833 | 181 | { |
14e75d8e JK |
182 | const char *attrstring; |
183 | ||
78134374 | 184 | if (type->code () == TYPE_CODE_ENUM) |
14e75d8e | 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 | { | |
1acda803 TT |
192 | if (TYPE_FIELD_LOC_KIND (type, field) == FIELD_LOC_KIND_DWARF_BLOCK) |
193 | arg = gdbpy_ref<>::new_reference (Py_None); | |
194 | else | |
195 | arg.reset (gdb_py_long_from_longest (TYPE_FIELD_BITPOS (type, | |
196 | field))); | |
14e75d8e JK |
197 | attrstring = "bitpos"; |
198 | } | |
199 | ||
3bb43384 TT |
200 | if (arg == NULL) |
201 | return NULL; | |
2c74e833 | 202 | |
6c28e44a | 203 | if (PyObject_SetAttrString (result.get (), attrstring, arg.get ()) < 0) |
3bb43384 | 204 | return NULL; |
2c74e833 TT |
205 | } |
206 | ||
3bb43384 | 207 | arg.reset (NULL); |
2c74e833 | 208 | if (TYPE_FIELD_NAME (type, field)) |
b5b08fb4 SC |
209 | { |
210 | const char *field_name = TYPE_FIELD_NAME (type, field); | |
a8f35c2e | 211 | |
b5b08fb4 SC |
212 | if (field_name[0] != '\0') |
213 | { | |
3bb43384 | 214 | arg.reset (PyString_FromString (TYPE_FIELD_NAME (type, field))); |
b5b08fb4 | 215 | if (arg == NULL) |
3bb43384 | 216 | return NULL; |
b5b08fb4 SC |
217 | } |
218 | } | |
219 | if (arg == NULL) | |
1b20edf0 TT |
220 | arg = gdbpy_ref<>::new_reference (Py_None); |
221 | ||
3bb43384 TT |
222 | if (PyObject_SetAttrString (result.get (), "name", arg.get ()) < 0) |
223 | return NULL; | |
2c74e833 | 224 | |
1b20edf0 TT |
225 | arg = gdbpy_ref<>::new_reference (TYPE_FIELD_ARTIFICIAL (type, field) |
226 | ? Py_True : Py_False); | |
3bb43384 TT |
227 | if (PyObject_SetAttrString (result.get (), "artificial", arg.get ()) < 0) |
228 | return NULL; | |
2c74e833 | 229 | |
78134374 | 230 | if (type->code () == TYPE_CODE_STRUCT) |
1b20edf0 TT |
231 | arg = gdbpy_ref<>::new_reference (field < TYPE_N_BASECLASSES (type) |
232 | ? Py_True : Py_False); | |
bfd31e71 | 233 | else |
1b20edf0 | 234 | arg = gdbpy_ref<>::new_reference (Py_False); |
3bb43384 TT |
235 | if (PyObject_SetAttrString (result.get (), "is_base_class", arg.get ()) < 0) |
236 | return NULL; | |
237 | ||
238 | arg.reset (PyLong_FromLong (TYPE_FIELD_BITSIZE (type, field))); | |
239 | if (arg == NULL) | |
240 | return NULL; | |
241 | if (PyObject_SetAttrString (result.get (), "bitsize", arg.get ()) < 0) | |
242 | return NULL; | |
2c74e833 TT |
243 | |
244 | /* A field can have a NULL type in some situations. */ | |
245 | if (TYPE_FIELD_TYPE (type, field) == NULL) | |
1b20edf0 | 246 | arg = gdbpy_ref<>::new_reference (Py_None); |
2c74e833 | 247 | else |
3bb43384 TT |
248 | arg.reset (type_to_type_object (TYPE_FIELD_TYPE (type, field))); |
249 | if (arg == NULL) | |
250 | return NULL; | |
251 | if (PyObject_SetAttrString (result.get (), "type", arg.get ()) < 0) | |
252 | return NULL; | |
2c74e833 | 253 | |
1b20edf0 | 254 | return result; |
2c74e833 TT |
255 | } |
256 | ||
a73bb892 PK |
257 | /* Helper function to return the name of a field, as a gdb.Field object. |
258 | If the field doesn't have a name, None is returned. */ | |
259 | ||
1b20edf0 | 260 | static gdbpy_ref<> |
a73bb892 | 261 | field_name (struct type *type, int field) |
2c74e833 | 262 | { |
1b20edf0 | 263 | gdbpy_ref<> result; |
a73bb892 PK |
264 | |
265 | if (TYPE_FIELD_NAME (type, field)) | |
1b20edf0 | 266 | result.reset (PyString_FromString (TYPE_FIELD_NAME (type, field))); |
a73bb892 | 267 | else |
1b20edf0 TT |
268 | result = gdbpy_ref<>::new_reference (Py_None); |
269 | ||
a73bb892 PK |
270 | return result; |
271 | } | |
272 | ||
273 | /* Helper function for Type standard mapping methods. Returns a | |
274 | Python object for field i of the type. "kind" specifies what to | |
275 | return: the name of the field, a gdb.Field object corresponding to | |
276 | the field, or a tuple consisting of field name and gdb.Field | |
277 | object. */ | |
278 | ||
1b20edf0 | 279 | static gdbpy_ref<> |
a73bb892 PK |
280 | make_fielditem (struct type *type, int i, enum gdbpy_iter_kind kind) |
281 | { | |
a73bb892 PK |
282 | switch (kind) |
283 | { | |
284 | case iter_items: | |
3bb43384 | 285 | { |
7780f186 | 286 | gdbpy_ref<> key (field_name (type, i)); |
3bb43384 TT |
287 | if (key == NULL) |
288 | return NULL; | |
1b20edf0 | 289 | gdbpy_ref<> value = convert_field (type, i); |
3bb43384 TT |
290 | if (value == NULL) |
291 | return NULL; | |
7780f186 | 292 | gdbpy_ref<> item (PyTuple_New (2)); |
3bb43384 TT |
293 | if (item == NULL) |
294 | return NULL; | |
295 | PyTuple_SET_ITEM (item.get (), 0, key.release ()); | |
296 | PyTuple_SET_ITEM (item.get (), 1, value.release ()); | |
1b20edf0 | 297 | return item; |
3bb43384 | 298 | } |
a73bb892 | 299 | case iter_keys: |
3bb43384 | 300 | return field_name (type, i); |
a73bb892 | 301 | case iter_values: |
3bb43384 | 302 | return convert_field (type, i); |
a73bb892 | 303 | } |
3bb43384 | 304 | gdb_assert_not_reached ("invalid gdbpy_iter_kind"); |
a73bb892 PK |
305 | } |
306 | ||
307 | /* Return a sequence of all field names, fields, or (name, field) pairs. | |
308 | Each field is a gdb.Field object. */ | |
309 | ||
310 | static PyObject * | |
311 | typy_fields_items (PyObject *self, enum gdbpy_iter_kind kind) | |
312 | { | |
f6b47be4 | 313 | PyObject *py_type = self; |
f6b47be4 DE |
314 | struct type *type = ((type_object *) py_type)->type; |
315 | struct type *checked_type = type; | |
316 | ||
a70b8144 | 317 | try |
f6b47be4 | 318 | { |
f168693b | 319 | checked_type = check_typedef (checked_type); |
f6b47be4 | 320 | } |
230d2906 | 321 | catch (const gdb_exception &except) |
492d29ea PA |
322 | { |
323 | GDB_PY_HANDLE_EXCEPTION (except); | |
324 | } | |
f6b47be4 | 325 | |
2a3c71d6 | 326 | gdbpy_ref<> type_holder; |
f6b47be4 | 327 | if (checked_type != type) |
f6b47be4 | 328 | { |
2a3c71d6 TT |
329 | type_holder.reset (type_to_type_object (checked_type)); |
330 | if (type_holder == nullptr) | |
331 | return nullptr; | |
332 | py_type = type_holder.get (); | |
f6b47be4 | 333 | } |
2a3c71d6 TT |
334 | gdbpy_ref<> iter (typy_make_iter (py_type, kind)); |
335 | if (iter == nullptr) | |
336 | return nullptr; | |
f6b47be4 | 337 | |
2a3c71d6 | 338 | return PySequence_List (iter.get ()); |
a73bb892 PK |
339 | } |
340 | ||
341 | /* Return a sequence of all fields. Each field is a gdb.Field object. */ | |
342 | ||
343 | static PyObject * | |
9cc10fd1 | 344 | typy_values (PyObject *self, PyObject *args) |
a73bb892 PK |
345 | { |
346 | return typy_fields_items (self, iter_values); | |
347 | } | |
348 | ||
9cc10fd1 | 349 | /* Return a sequence of all fields. Each field is a gdb.Field object. |
256458bc | 350 | This method is similar to typy_values, except where the supplied |
9cc10fd1 PK |
351 | gdb.Type is an array, in which case it returns a list of one entry |
352 | which is a gdb.Field object for a range (the array bounds). */ | |
353 | ||
354 | static PyObject * | |
355 | typy_fields (PyObject *self, PyObject *args) | |
356 | { | |
357 | struct type *type = ((type_object *) self)->type; | |
256458bc | 358 | |
78134374 | 359 | if (type->code () != TYPE_CODE_ARRAY) |
9cc10fd1 PK |
360 | return typy_fields_items (self, iter_values); |
361 | ||
362 | /* Array type. Handle this as a special case because the common | |
363 | machinery wants struct or union or enum types. Build a list of | |
364 | one entry which is the range for the array. */ | |
1b20edf0 | 365 | gdbpy_ref<> r = convert_field (type, 0); |
9cc10fd1 PK |
366 | if (r == NULL) |
367 | return NULL; | |
256458bc | 368 | |
3bb43384 | 369 | return Py_BuildValue ("[O]", r.get ()); |
9cc10fd1 PK |
370 | } |
371 | ||
a73bb892 PK |
372 | /* Return a sequence of all field names. Each field is a gdb.Field object. */ |
373 | ||
374 | static PyObject * | |
375 | typy_field_names (PyObject *self, PyObject *args) | |
376 | { | |
377 | return typy_fields_items (self, iter_keys); | |
378 | } | |
379 | ||
256458bc | 380 | /* Return a sequence of all (name, fields) pairs. Each field is a |
a73bb892 PK |
381 | gdb.Field object. */ |
382 | ||
383 | static PyObject * | |
384 | typy_items (PyObject *self, PyObject *args) | |
385 | { | |
386 | return typy_fields_items (self, iter_items); | |
2c74e833 TT |
387 | } |
388 | ||
c0d48811 JB |
389 | /* Return the type's name, or None. */ |
390 | ||
391 | static PyObject * | |
392 | typy_get_name (PyObject *self, void *closure) | |
393 | { | |
394 | struct type *type = ((type_object *) self)->type; | |
395 | ||
7d93a1e0 | 396 | if (type->name () == NULL) |
c0d48811 | 397 | Py_RETURN_NONE; |
7d93a1e0 | 398 | return PyString_FromString (type->name ()); |
c0d48811 JB |
399 | } |
400 | ||
2c74e833 TT |
401 | /* Return the type's tag, or None. */ |
402 | static PyObject * | |
403 | typy_get_tag (PyObject *self, void *closure) | |
404 | { | |
405 | struct type *type = ((type_object *) self)->type; | |
e86ca25f | 406 | const char *tagname = nullptr; |
d59b6f6c | 407 | |
78134374 SM |
408 | if (type->code () == TYPE_CODE_STRUCT |
409 | || type->code () == TYPE_CODE_UNION | |
410 | || type->code () == TYPE_CODE_ENUM) | |
7d93a1e0 | 411 | tagname = type->name (); |
e86ca25f TT |
412 | |
413 | if (tagname == nullptr) | |
2c74e833 | 414 | Py_RETURN_NONE; |
e86ca25f | 415 | return PyString_FromString (tagname); |
2c74e833 TT |
416 | } |
417 | ||
e1f2e1a2 CB |
418 | /* Return the type's objfile, or None. */ |
419 | static PyObject * | |
420 | typy_get_objfile (PyObject *self, void *closure) | |
421 | { | |
422 | struct type *type = ((type_object *) self)->type; | |
423 | struct objfile *objfile = TYPE_OBJFILE (type); | |
424 | ||
425 | if (objfile == nullptr) | |
426 | Py_RETURN_NONE; | |
427 | return objfile_to_objfile_object (objfile).release (); | |
428 | } | |
429 | ||
2c74e833 TT |
430 | /* Return the type, stripped of typedefs. */ |
431 | static PyObject * | |
432 | typy_strip_typedefs (PyObject *self, PyObject *args) | |
433 | { | |
434 | struct type *type = ((type_object *) self)->type; | |
5d9c5995 | 435 | |
a70b8144 | 436 | try |
5d9c5995 PM |
437 | { |
438 | type = check_typedef (type); | |
439 | } | |
230d2906 | 440 | catch (const gdb_exception &except) |
492d29ea PA |
441 | { |
442 | GDB_PY_HANDLE_EXCEPTION (except); | |
443 | } | |
2c74e833 | 444 | |
bc9abe4a | 445 | return type_to_type_object (type); |
2c74e833 TT |
446 | } |
447 | ||
9cc10fd1 PK |
448 | /* Strip typedefs and pointers/reference from a type. Then check that |
449 | it is a struct, union, or enum type. If not, raise TypeError. */ | |
450 | ||
451 | static struct type * | |
452 | typy_get_composite (struct type *type) | |
453 | { | |
9cc10fd1 PK |
454 | |
455 | for (;;) | |
456 | { | |
a70b8144 | 457 | try |
9cc10fd1 | 458 | { |
f168693b | 459 | type = check_typedef (type); |
9cc10fd1 | 460 | } |
230d2906 | 461 | catch (const gdb_exception &except) |
492d29ea PA |
462 | { |
463 | GDB_PY_HANDLE_EXCEPTION (except); | |
464 | } | |
9cc10fd1 | 465 | |
78134374 | 466 | if (type->code () != TYPE_CODE_PTR && !TYPE_IS_REFERENCE (type)) |
9cc10fd1 PK |
467 | break; |
468 | type = TYPE_TARGET_TYPE (type); | |
469 | } | |
470 | ||
471 | /* If this is not a struct, union, or enum type, raise TypeError | |
472 | exception. */ | |
78134374 SM |
473 | if (type->code () != TYPE_CODE_STRUCT |
474 | && type->code () != TYPE_CODE_UNION | |
475 | && type->code () != TYPE_CODE_ENUM | |
476 | && type->code () != TYPE_CODE_FUNC) | |
9cc10fd1 PK |
477 | { |
478 | PyErr_SetString (PyExc_TypeError, | |
bed91f4d | 479 | "Type is not a structure, union, enum, or function type."); |
9cc10fd1 PK |
480 | return NULL; |
481 | } | |
256458bc | 482 | |
9cc10fd1 PK |
483 | return type; |
484 | } | |
485 | ||
a72c3253 | 486 | /* Helper for typy_array and typy_vector. */ |
702c2711 TT |
487 | |
488 | static PyObject * | |
a72c3253 | 489 | typy_array_1 (PyObject *self, PyObject *args, int is_vector) |
702c2711 | 490 | { |
74aedc46 | 491 | long n1, n2; |
702c2711 TT |
492 | PyObject *n2_obj = NULL; |
493 | struct type *array = NULL; | |
494 | struct type *type = ((type_object *) self)->type; | |
702c2711 | 495 | |
74aedc46 | 496 | if (! PyArg_ParseTuple (args, "l|O", &n1, &n2_obj)) |
702c2711 TT |
497 | return NULL; |
498 | ||
499 | if (n2_obj) | |
500 | { | |
501 | if (!PyInt_Check (n2_obj)) | |
502 | { | |
503 | PyErr_SetString (PyExc_RuntimeError, | |
504 | _("Array bound must be an integer")); | |
505 | return NULL; | |
506 | } | |
74aedc46 TT |
507 | |
508 | if (! gdb_py_int_as_long (n2_obj, &n2)) | |
702c2711 TT |
509 | return NULL; |
510 | } | |
511 | else | |
512 | { | |
513 | n2 = n1; | |
514 | n1 = 0; | |
515 | } | |
516 | ||
e810d75b | 517 | if (n2 < n1 - 1) /* Note: An empty array has n2 == n1 - 1. */ |
702c2711 TT |
518 | { |
519 | PyErr_SetString (PyExc_ValueError, | |
520 | _("Array length must not be negative")); | |
521 | return NULL; | |
522 | } | |
523 | ||
a70b8144 | 524 | try |
702c2711 TT |
525 | { |
526 | array = lookup_array_range_type (type, n1, n2); | |
a72c3253 DE |
527 | if (is_vector) |
528 | make_vector_type (array); | |
702c2711 | 529 | } |
230d2906 | 530 | catch (const gdb_exception &except) |
492d29ea PA |
531 | { |
532 | GDB_PY_HANDLE_EXCEPTION (except); | |
533 | } | |
702c2711 TT |
534 | |
535 | return type_to_type_object (array); | |
536 | } | |
537 | ||
a72c3253 DE |
538 | /* Return an array type. */ |
539 | ||
540 | static PyObject * | |
541 | typy_array (PyObject *self, PyObject *args) | |
542 | { | |
543 | return typy_array_1 (self, args, 0); | |
544 | } | |
545 | ||
546 | /* Return a vector type. */ | |
547 | ||
548 | static PyObject * | |
549 | typy_vector (PyObject *self, PyObject *args) | |
550 | { | |
551 | return typy_array_1 (self, args, 1); | |
552 | } | |
553 | ||
2c74e833 TT |
554 | /* Return a Type object which represents a pointer to SELF. */ |
555 | static PyObject * | |
556 | typy_pointer (PyObject *self, PyObject *args) | |
557 | { | |
558 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 559 | |
a70b8144 | 560 | try |
2c74e833 TT |
561 | { |
562 | type = lookup_pointer_type (type); | |
563 | } | |
230d2906 | 564 | catch (const gdb_exception &except) |
492d29ea PA |
565 | { |
566 | GDB_PY_HANDLE_EXCEPTION (except); | |
567 | } | |
2c74e833 TT |
568 | |
569 | return type_to_type_object (type); | |
570 | } | |
571 | ||
361ae042 PM |
572 | /* Return the range of a type represented by SELF. The return type is |
573 | a tuple. The first element of the tuple contains the low bound, | |
574 | while the second element of the tuple contains the high bound. */ | |
575 | static PyObject * | |
576 | typy_range (PyObject *self, PyObject *args) | |
577 | { | |
578 | struct type *type = ((type_object *) self)->type; | |
8d099ae9 PM |
579 | /* Initialize these to appease GCC warnings. */ |
580 | LONGEST low = 0, high = 0; | |
361ae042 | 581 | |
78134374 SM |
582 | if (type->code () != TYPE_CODE_ARRAY |
583 | && type->code () != TYPE_CODE_STRING | |
584 | && type->code () != TYPE_CODE_RANGE) | |
361ae042 PM |
585 | { |
586 | PyErr_SetString (PyExc_RuntimeError, | |
044c0f87 | 587 | _("This type does not have a range.")); |
361ae042 PM |
588 | return NULL; |
589 | } | |
590 | ||
78134374 | 591 | switch (type->code ()) |
361ae042 PM |
592 | { |
593 | case TYPE_CODE_ARRAY: | |
594 | case TYPE_CODE_STRING: | |
595 | low = TYPE_LOW_BOUND (TYPE_INDEX_TYPE (type)); | |
596 | high = TYPE_HIGH_BOUND (TYPE_INDEX_TYPE (type)); | |
597 | break; | |
598 | case TYPE_CODE_RANGE: | |
599 | low = TYPE_LOW_BOUND (type); | |
600 | high = TYPE_HIGH_BOUND (type); | |
601 | break; | |
602 | } | |
603 | ||
7780f186 | 604 | gdbpy_ref<> low_bound (PyLong_FromLong (low)); |
3bb43384 TT |
605 | if (low_bound == NULL) |
606 | return NULL; | |
361ae042 | 607 | |
7780f186 | 608 | gdbpy_ref<> high_bound (PyLong_FromLong (high)); |
3bb43384 TT |
609 | if (high_bound == NULL) |
610 | return NULL; | |
361ae042 | 611 | |
7780f186 | 612 | gdbpy_ref<> result (PyTuple_New (2)); |
3bb43384 TT |
613 | if (result == NULL) |
614 | return NULL; | |
256458bc | 615 | |
3bb43384 TT |
616 | if (PyTuple_SetItem (result.get (), 0, low_bound.release ()) != 0 |
617 | || PyTuple_SetItem (result.get (), 1, high_bound.release ()) != 0) | |
618 | return NULL; | |
619 | return result.release (); | |
361ae042 PM |
620 | } |
621 | ||
2c74e833 TT |
622 | /* Return a Type object which represents a reference to SELF. */ |
623 | static PyObject * | |
624 | typy_reference (PyObject *self, PyObject *args) | |
625 | { | |
626 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 627 | |
a70b8144 | 628 | try |
2c74e833 | 629 | { |
3b224330 | 630 | type = lookup_lvalue_reference_type (type); |
2c74e833 | 631 | } |
230d2906 | 632 | catch (const gdb_exception &except) |
492d29ea PA |
633 | { |
634 | GDB_PY_HANDLE_EXCEPTION (except); | |
635 | } | |
2c74e833 TT |
636 | |
637 | return type_to_type_object (type); | |
638 | } | |
639 | ||
640 | /* Return a Type object which represents the target type of SELF. */ | |
641 | static PyObject * | |
642 | typy_target (PyObject *self, PyObject *args) | |
643 | { | |
644 | struct type *type = ((type_object *) self)->type; | |
645 | ||
646 | if (!TYPE_TARGET_TYPE (type)) | |
647 | { | |
256458bc | 648 | PyErr_SetString (PyExc_RuntimeError, |
044c0f87 | 649 | _("Type does not have a target.")); |
2c74e833 TT |
650 | return NULL; |
651 | } | |
652 | ||
653 | return type_to_type_object (TYPE_TARGET_TYPE (type)); | |
654 | } | |
655 | ||
656 | /* Return a const-qualified type variant. */ | |
657 | static PyObject * | |
658 | typy_const (PyObject *self, PyObject *args) | |
659 | { | |
660 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 661 | |
a70b8144 | 662 | try |
2c74e833 TT |
663 | { |
664 | type = make_cv_type (1, 0, type, NULL); | |
665 | } | |
230d2906 | 666 | catch (const gdb_exception &except) |
492d29ea PA |
667 | { |
668 | GDB_PY_HANDLE_EXCEPTION (except); | |
669 | } | |
2c74e833 TT |
670 | |
671 | return type_to_type_object (type); | |
672 | } | |
673 | ||
674 | /* Return a volatile-qualified type variant. */ | |
675 | static PyObject * | |
676 | typy_volatile (PyObject *self, PyObject *args) | |
677 | { | |
678 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 679 | |
a70b8144 | 680 | try |
2c74e833 TT |
681 | { |
682 | type = make_cv_type (0, 1, type, NULL); | |
683 | } | |
230d2906 | 684 | catch (const gdb_exception &except) |
492d29ea PA |
685 | { |
686 | GDB_PY_HANDLE_EXCEPTION (except); | |
687 | } | |
2c74e833 TT |
688 | |
689 | return type_to_type_object (type); | |
690 | } | |
691 | ||
692 | /* Return an unqualified type variant. */ | |
693 | static PyObject * | |
694 | typy_unqualified (PyObject *self, PyObject *args) | |
695 | { | |
696 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 697 | |
a70b8144 | 698 | try |
2c74e833 TT |
699 | { |
700 | type = make_cv_type (0, 0, type, NULL); | |
701 | } | |
230d2906 | 702 | catch (const gdb_exception &except) |
492d29ea PA |
703 | { |
704 | GDB_PY_HANDLE_EXCEPTION (except); | |
705 | } | |
2c74e833 TT |
706 | |
707 | return type_to_type_object (type); | |
708 | } | |
709 | ||
710 | /* Return the size of the type represented by SELF, in bytes. */ | |
711 | static PyObject * | |
712 | typy_get_sizeof (PyObject *self, void *closure) | |
713 | { | |
714 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 715 | |
1acda803 | 716 | bool size_varies = false; |
a70b8144 | 717 | try |
2c74e833 TT |
718 | { |
719 | check_typedef (type); | |
1acda803 TT |
720 | |
721 | size_varies = TYPE_HAS_DYNAMIC_LENGTH (type); | |
2c74e833 | 722 | } |
230d2906 | 723 | catch (const gdb_exception &except) |
492d29ea PA |
724 | { |
725 | } | |
492d29ea | 726 | |
2c74e833 TT |
727 | /* Ignore exceptions. */ |
728 | ||
1acda803 TT |
729 | if (size_varies) |
730 | Py_RETURN_NONE; | |
200bc880 | 731 | return gdb_py_long_from_longest (TYPE_LENGTH (type)); |
2c74e833 TT |
732 | } |
733 | ||
6d7bb824 TT |
734 | /* Return the alignment of the type represented by SELF, in bytes. */ |
735 | static PyObject * | |
736 | typy_get_alignof (PyObject *self, void *closure) | |
737 | { | |
738 | struct type *type = ((type_object *) self)->type; | |
739 | ||
740 | ULONGEST align = 0; | |
a70b8144 | 741 | try |
6d7bb824 TT |
742 | { |
743 | align = type_align (type); | |
744 | } | |
230d2906 | 745 | catch (const gdb_exception &except) |
6d7bb824 TT |
746 | { |
747 | align = 0; | |
748 | } | |
6d7bb824 TT |
749 | |
750 | /* Ignore exceptions. */ | |
751 | ||
12dfa12a | 752 | return gdb_py_object_from_ulongest (align).release (); |
6d7bb824 TT |
753 | } |
754 | ||
1acda803 TT |
755 | /* Return whether or not the type is dynamic. */ |
756 | static PyObject * | |
757 | typy_get_dynamic (PyObject *self, void *closure) | |
758 | { | |
759 | struct type *type = ((type_object *) self)->type; | |
760 | ||
761 | bool result = false; | |
762 | try | |
763 | { | |
764 | result = is_dynamic_type (type); | |
765 | } | |
766 | catch (const gdb_exception &except) | |
767 | { | |
768 | /* Ignore exceptions. */ | |
769 | } | |
770 | ||
771 | if (result) | |
772 | Py_RETURN_TRUE; | |
773 | Py_RETURN_FALSE; | |
774 | } | |
775 | ||
2c74e833 | 776 | static struct type * |
9df2fbc4 | 777 | typy_lookup_typename (const char *type_name, const struct block *block) |
2c74e833 TT |
778 | { |
779 | struct type *type = NULL; | |
d59b6f6c | 780 | |
a70b8144 | 781 | try |
2c74e833 | 782 | { |
61012eef | 783 | if (startswith (type_name, "struct ")) |
2c74e833 | 784 | type = lookup_struct (type_name + 7, NULL); |
61012eef | 785 | else if (startswith (type_name, "union ")) |
2c74e833 | 786 | type = lookup_union (type_name + 6, NULL); |
61012eef | 787 | else if (startswith (type_name, "enum ")) |
2c74e833 TT |
788 | type = lookup_enum (type_name + 5, NULL); |
789 | else | |
b858499d | 790 | type = lookup_typename (python_language, |
5107b149 | 791 | type_name, block, 0); |
2c74e833 | 792 | } |
230d2906 | 793 | catch (const gdb_exception &except) |
492d29ea PA |
794 | { |
795 | GDB_PY_HANDLE_EXCEPTION (except); | |
796 | } | |
2c74e833 TT |
797 | |
798 | return type; | |
799 | } | |
800 | ||
801 | static struct type * | |
5107b149 | 802 | typy_lookup_type (struct demangle_component *demangled, |
9df2fbc4 | 803 | const struct block *block) |
2c74e833 | 804 | { |
cd829959 | 805 | struct type *type, *rtype = NULL; |
2c74e833 TT |
806 | enum demangle_component_type demangled_type; |
807 | ||
808 | /* Save the type: typy_lookup_type() may (indirectly) overwrite | |
809 | memory pointed by demangled. */ | |
810 | demangled_type = demangled->type; | |
811 | ||
812 | if (demangled_type == DEMANGLE_COMPONENT_POINTER | |
813 | || demangled_type == DEMANGLE_COMPONENT_REFERENCE | |
e4347c89 | 814 | || demangled_type == DEMANGLE_COMPONENT_RVALUE_REFERENCE |
2c74e833 TT |
815 | || demangled_type == DEMANGLE_COMPONENT_CONST |
816 | || demangled_type == DEMANGLE_COMPONENT_VOLATILE) | |
817 | { | |
5107b149 | 818 | type = typy_lookup_type (demangled->u.s_binary.left, block); |
2c74e833 TT |
819 | if (! type) |
820 | return NULL; | |
821 | ||
a70b8144 | 822 | try |
76dce0be | 823 | { |
cd829959 PM |
824 | /* If the demangled_type matches with one of the types |
825 | below, run the corresponding function and save the type | |
826 | to return later. We cannot just return here as we are in | |
827 | an exception handler. */ | |
76dce0be PM |
828 | switch (demangled_type) |
829 | { | |
830 | case DEMANGLE_COMPONENT_REFERENCE: | |
3b224330 | 831 | rtype = lookup_lvalue_reference_type (type); |
cd829959 | 832 | break; |
e4347c89 AV |
833 | case DEMANGLE_COMPONENT_RVALUE_REFERENCE: |
834 | rtype = lookup_rvalue_reference_type (type); | |
835 | break; | |
76dce0be | 836 | case DEMANGLE_COMPONENT_POINTER: |
cd829959 PM |
837 | rtype = lookup_pointer_type (type); |
838 | break; | |
76dce0be | 839 | case DEMANGLE_COMPONENT_CONST: |
cd829959 PM |
840 | rtype = make_cv_type (1, 0, type, NULL); |
841 | break; | |
76dce0be | 842 | case DEMANGLE_COMPONENT_VOLATILE: |
cd829959 PM |
843 | rtype = make_cv_type (0, 1, type, NULL); |
844 | break; | |
76dce0be | 845 | } |
76dce0be | 846 | } |
230d2906 | 847 | catch (const gdb_exception &except) |
492d29ea PA |
848 | { |
849 | GDB_PY_HANDLE_EXCEPTION (except); | |
850 | } | |
2c74e833 | 851 | } |
256458bc | 852 | |
cd829959 PM |
853 | /* If we have a type from the switch statement above, just return |
854 | that. */ | |
855 | if (rtype) | |
856 | return rtype; | |
256458bc | 857 | |
cd829959 | 858 | /* We don't have a type, so lookup the type. */ |
29592bde PA |
859 | gdb::unique_xmalloc_ptr<char> type_name = cp_comp_to_string (demangled, 10); |
860 | return typy_lookup_typename (type_name.get (), block); | |
2c74e833 TT |
861 | } |
862 | ||
326fd672 TT |
863 | /* This is a helper function for typy_template_argument that is used |
864 | when the type does not have template symbols attached. It works by | |
865 | parsing the type name. This happens with compilers, like older | |
866 | versions of GCC, that do not emit DW_TAG_template_*. */ | |
867 | ||
2c74e833 | 868 | static PyObject * |
9df2fbc4 | 869 | typy_legacy_template_argument (struct type *type, const struct block *block, |
326fd672 | 870 | int argno) |
2c74e833 | 871 | { |
326fd672 | 872 | int i; |
2c74e833 | 873 | struct demangle_component *demangled; |
c8b23b3f | 874 | std::unique_ptr<demangle_parse_info> info; |
3513a6bb | 875 | std::string err; |
2c74e833 | 876 | struct type *argtype; |
2c74e833 | 877 | |
7d93a1e0 | 878 | if (type->name () == NULL) |
2c74e833 | 879 | { |
5107b149 | 880 | PyErr_SetString (PyExc_RuntimeError, _("Null type name.")); |
2c74e833 TT |
881 | return NULL; |
882 | } | |
883 | ||
a70b8144 | 884 | try |
5d9c5995 PM |
885 | { |
886 | /* Note -- this is not thread-safe. */ | |
7d93a1e0 | 887 | info = cp_demangled_name_to_comp (type->name (), &err); |
5d9c5995 | 888 | } |
230d2906 | 889 | catch (const gdb_exception &except) |
492d29ea PA |
890 | { |
891 | GDB_PY_HANDLE_EXCEPTION (except); | |
892 | } | |
5d9c5995 | 893 | |
3a93a0c2 | 894 | if (! info) |
2c74e833 | 895 | { |
3513a6bb | 896 | PyErr_SetString (PyExc_RuntimeError, err.c_str ()); |
2c74e833 TT |
897 | return NULL; |
898 | } | |
3a93a0c2 | 899 | demangled = info->tree; |
2c74e833 TT |
900 | |
901 | /* Strip off component names. */ | |
902 | while (demangled->type == DEMANGLE_COMPONENT_QUAL_NAME | |
903 | || demangled->type == DEMANGLE_COMPONENT_LOCAL_NAME) | |
904 | demangled = demangled->u.s_binary.right; | |
905 | ||
906 | if (demangled->type != DEMANGLE_COMPONENT_TEMPLATE) | |
907 | { | |
5107b149 | 908 | PyErr_SetString (PyExc_RuntimeError, _("Type is not a template.")); |
2c74e833 TT |
909 | return NULL; |
910 | } | |
911 | ||
912 | /* Skip from the template to the arguments. */ | |
913 | demangled = demangled->u.s_binary.right; | |
914 | ||
915 | for (i = 0; demangled && i < argno; ++i) | |
916 | demangled = demangled->u.s_binary.right; | |
917 | ||
918 | if (! demangled) | |
919 | { | |
5107b149 | 920 | PyErr_Format (PyExc_RuntimeError, _("No argument %d in template."), |
2c74e833 TT |
921 | argno); |
922 | return NULL; | |
923 | } | |
924 | ||
5107b149 | 925 | argtype = typy_lookup_type (demangled->u.s_binary.left, block); |
2c74e833 TT |
926 | if (! argtype) |
927 | return NULL; | |
928 | ||
929 | return type_to_type_object (argtype); | |
326fd672 TT |
930 | } |
931 | ||
932 | static PyObject * | |
933 | typy_template_argument (PyObject *self, PyObject *args) | |
934 | { | |
935 | int argno; | |
936 | struct type *type = ((type_object *) self)->type; | |
9df2fbc4 | 937 | const struct block *block = NULL; |
326fd672 TT |
938 | PyObject *block_obj = NULL; |
939 | struct symbol *sym; | |
940 | struct value *val = NULL; | |
326fd672 TT |
941 | |
942 | if (! PyArg_ParseTuple (args, "i|O", &argno, &block_obj)) | |
943 | return NULL; | |
944 | ||
fd3ba736 TT |
945 | if (argno < 0) |
946 | { | |
947 | PyErr_SetString (PyExc_RuntimeError, | |
948 | _("Template argument number must be non-negative")); | |
949 | return NULL; | |
950 | } | |
951 | ||
326fd672 TT |
952 | if (block_obj) |
953 | { | |
954 | block = block_object_to_block (block_obj); | |
955 | if (! block) | |
956 | { | |
957 | PyErr_SetString (PyExc_RuntimeError, | |
958 | _("Second argument must be block.")); | |
959 | return NULL; | |
960 | } | |
961 | } | |
962 | ||
a70b8144 | 963 | try |
05d0e1e7 TT |
964 | { |
965 | type = check_typedef (type); | |
aa006118 | 966 | if (TYPE_IS_REFERENCE (type)) |
05d0e1e7 TT |
967 | type = check_typedef (TYPE_TARGET_TYPE (type)); |
968 | } | |
230d2906 | 969 | catch (const gdb_exception &except) |
492d29ea PA |
970 | { |
971 | GDB_PY_HANDLE_EXCEPTION (except); | |
972 | } | |
326fd672 TT |
973 | |
974 | /* We might not have DW_TAG_template_*, so try to parse the type's | |
975 | name. This is inefficient if we do not have a template type -- | |
976 | but that is going to wind up as an error anyhow. */ | |
977 | if (! TYPE_N_TEMPLATE_ARGUMENTS (type)) | |
978 | return typy_legacy_template_argument (type, block, argno); | |
979 | ||
980 | if (argno >= TYPE_N_TEMPLATE_ARGUMENTS (type)) | |
981 | { | |
982 | PyErr_Format (PyExc_RuntimeError, _("No argument %d in template."), | |
983 | argno); | |
984 | return NULL; | |
985 | } | |
986 | ||
987 | sym = TYPE_TEMPLATE_ARGUMENT (type, argno); | |
988 | if (SYMBOL_CLASS (sym) == LOC_TYPEDEF) | |
989 | return type_to_type_object (SYMBOL_TYPE (sym)); | |
990 | else if (SYMBOL_CLASS (sym) == LOC_OPTIMIZED_OUT) | |
991 | { | |
992 | PyErr_Format (PyExc_RuntimeError, | |
993 | _("Template argument is optimized out")); | |
994 | return NULL; | |
995 | } | |
996 | ||
a70b8144 | 997 | try |
326fd672 TT |
998 | { |
999 | val = value_of_variable (sym, block); | |
1000 | } | |
230d2906 | 1001 | catch (const gdb_exception &except) |
492d29ea PA |
1002 | { |
1003 | GDB_PY_HANDLE_EXCEPTION (except); | |
1004 | } | |
326fd672 TT |
1005 | |
1006 | return value_to_value_object (val); | |
2c74e833 TT |
1007 | } |
1008 | ||
1009 | static PyObject * | |
1010 | typy_str (PyObject *self) | |
1011 | { | |
d7e74731 | 1012 | string_file thetype; |
2c74e833 | 1013 | |
a70b8144 | 1014 | try |
2c74e833 | 1015 | { |
d7e74731 | 1016 | LA_PRINT_TYPE (type_object_to_type (self), "", &thetype, -1, 0, |
53342f27 | 1017 | &type_print_raw_options); |
2c74e833 | 1018 | } |
230d2906 | 1019 | catch (const gdb_exception &except) |
2c74e833 | 1020 | { |
2c74e833 TT |
1021 | GDB_PY_HANDLE_EXCEPTION (except); |
1022 | } | |
1023 | ||
d7e74731 PA |
1024 | return PyUnicode_Decode (thetype.c_str (), thetype.size (), |
1025 | host_charset (), NULL); | |
2c74e833 TT |
1026 | } |
1027 | ||
d839c8a4 TT |
1028 | /* Implement the richcompare method. */ |
1029 | ||
1030 | static PyObject * | |
1031 | typy_richcompare (PyObject *self, PyObject *other, int op) | |
1032 | { | |
894882e3 | 1033 | bool result = false; |
d839c8a4 TT |
1034 | struct type *type1 = type_object_to_type (self); |
1035 | struct type *type2 = type_object_to_type (other); | |
d839c8a4 TT |
1036 | |
1037 | /* We can only compare ourselves to another Type object, and only | |
1038 | for equality or inequality. */ | |
1039 | if (type2 == NULL || (op != Py_EQ && op != Py_NE)) | |
1040 | { | |
1041 | Py_INCREF (Py_NotImplemented); | |
1042 | return Py_NotImplemented; | |
1043 | } | |
1044 | ||
1045 | if (type1 == type2) | |
894882e3 | 1046 | result = true; |
d839c8a4 TT |
1047 | else |
1048 | { | |
a70b8144 | 1049 | try |
d839c8a4 | 1050 | { |
ca092b61 | 1051 | result = types_deeply_equal (type1, type2); |
d839c8a4 | 1052 | } |
230d2906 | 1053 | catch (const gdb_exception &except) |
492d29ea PA |
1054 | { |
1055 | /* If there is a GDB exception, a comparison is not capable | |
1056 | (or trusted), so exit. */ | |
1057 | GDB_PY_HANDLE_EXCEPTION (except); | |
1058 | } | |
d839c8a4 TT |
1059 | } |
1060 | ||
ca092b61 | 1061 | if (op == (result ? Py_EQ : Py_NE)) |
d839c8a4 TT |
1062 | Py_RETURN_TRUE; |
1063 | Py_RETURN_FALSE; | |
1064 | } | |
1065 | ||
2c74e833 TT |
1066 | \f |
1067 | ||
1068 | static const struct objfile_data *typy_objfile_data_key; | |
1069 | ||
1070 | static void | |
c1bd65d0 | 1071 | save_objfile_types (struct objfile *objfile, void *datum) |
2c74e833 | 1072 | { |
19ba03f4 | 1073 | type_object *obj = (type_object *) datum; |
2c74e833 | 1074 | htab_t copied_types; |
2c74e833 | 1075 | |
0646da15 TT |
1076 | if (!gdb_python_initialized) |
1077 | return; | |
1078 | ||
2c74e833 TT |
1079 | /* This prevents another thread from freeing the objects we're |
1080 | operating on. */ | |
08feed99 | 1081 | gdbpy_enter enter_py (objfile->arch (), current_language); |
2c74e833 TT |
1082 | |
1083 | copied_types = create_copied_types_hash (objfile); | |
1084 | ||
1085 | while (obj) | |
1086 | { | |
1087 | type_object *next = obj->next; | |
1088 | ||
1089 | htab_empty (copied_types); | |
1090 | ||
1091 | obj->type = copy_type_recursive (objfile, obj->type, copied_types); | |
1092 | ||
1093 | obj->next = NULL; | |
1094 | obj->prev = NULL; | |
1095 | ||
1096 | obj = next; | |
1097 | } | |
1098 | ||
1099 | htab_delete (copied_types); | |
2c74e833 TT |
1100 | } |
1101 | ||
1102 | static void | |
1103 | set_type (type_object *obj, struct type *type) | |
1104 | { | |
1105 | obj->type = type; | |
1106 | obj->prev = NULL; | |
1107 | if (type && TYPE_OBJFILE (type)) | |
1108 | { | |
1109 | struct objfile *objfile = TYPE_OBJFILE (type); | |
1110 | ||
19ba03f4 SM |
1111 | obj->next = ((struct pyty_type_object *) |
1112 | objfile_data (objfile, typy_objfile_data_key)); | |
2c74e833 TT |
1113 | if (obj->next) |
1114 | obj->next->prev = obj; | |
1115 | set_objfile_data (objfile, typy_objfile_data_key, obj); | |
1116 | } | |
1117 | else | |
1118 | obj->next = NULL; | |
1119 | } | |
1120 | ||
1121 | static void | |
1122 | typy_dealloc (PyObject *obj) | |
1123 | { | |
1124 | type_object *type = (type_object *) obj; | |
1125 | ||
1126 | if (type->prev) | |
1127 | type->prev->next = type->next; | |
1128 | else if (type->type && TYPE_OBJFILE (type->type)) | |
1129 | { | |
1130 | /* Must reset head of list. */ | |
1131 | struct objfile *objfile = TYPE_OBJFILE (type->type); | |
d59b6f6c | 1132 | |
2c74e833 TT |
1133 | if (objfile) |
1134 | set_objfile_data (objfile, typy_objfile_data_key, type->next); | |
1135 | } | |
1136 | if (type->next) | |
1137 | type->next->prev = type->prev; | |
1138 | ||
9a27f2c6 | 1139 | Py_TYPE (type)->tp_free (type); |
2c74e833 TT |
1140 | } |
1141 | ||
a73bb892 PK |
1142 | /* Return number of fields ("length" of the field dictionary). */ |
1143 | ||
1144 | static Py_ssize_t | |
1145 | typy_length (PyObject *self) | |
1146 | { | |
1147 | struct type *type = ((type_object *) self)->type; | |
1148 | ||
9cc10fd1 PK |
1149 | type = typy_get_composite (type); |
1150 | if (type == NULL) | |
1151 | return -1; | |
1152 | ||
1f704f76 | 1153 | return type->num_fields (); |
a73bb892 PK |
1154 | } |
1155 | ||
9cc10fd1 | 1156 | /* Implements boolean evaluation of gdb.Type. Handle this like other |
256458bc | 1157 | Python objects that don't have a meaningful truth value -- all |
9cc10fd1 PK |
1158 | values are true. */ |
1159 | ||
1160 | static int | |
1161 | typy_nonzero (PyObject *self) | |
1162 | { | |
1163 | return 1; | |
1164 | } | |
1165 | ||
59fb7612 SS |
1166 | /* Return optimized out value of this type. */ |
1167 | ||
1168 | static PyObject * | |
1169 | typy_optimized_out (PyObject *self, PyObject *args) | |
1170 | { | |
1171 | struct type *type = ((type_object *) self)->type; | |
1172 | ||
1173 | return value_to_value_object (allocate_optimized_out_value (type)); | |
1174 | } | |
1175 | ||
a73bb892 PK |
1176 | /* Return a gdb.Field object for the field named by the argument. */ |
1177 | ||
1178 | static PyObject * | |
1179 | typy_getitem (PyObject *self, PyObject *key) | |
1180 | { | |
1181 | struct type *type = ((type_object *) self)->type; | |
a73bb892 | 1182 | int i; |
76dce0be | 1183 | |
9b972014 | 1184 | gdb::unique_xmalloc_ptr<char> field = python_string_to_host_string (key); |
a73bb892 PK |
1185 | if (field == NULL) |
1186 | return NULL; | |
1187 | ||
256458bc | 1188 | /* We want just fields of this type, not of base types, so instead of |
a73bb892 PK |
1189 | using lookup_struct_elt_type, portions of that function are |
1190 | copied here. */ | |
1191 | ||
9cc10fd1 PK |
1192 | type = typy_get_composite (type); |
1193 | if (type == NULL) | |
1194 | return NULL; | |
256458bc | 1195 | |
1f704f76 | 1196 | for (i = 0; i < type->num_fields (); i++) |
a73bb892 | 1197 | { |
0d5cff50 | 1198 | const char *t_field_name = TYPE_FIELD_NAME (type, i); |
a73bb892 | 1199 | |
9b972014 | 1200 | if (t_field_name && (strcmp_iw (t_field_name, field.get ()) == 0)) |
1b20edf0 | 1201 | return convert_field (type, i).release (); |
a73bb892 PK |
1202 | } |
1203 | PyErr_SetObject (PyExc_KeyError, key); | |
1204 | return NULL; | |
1205 | } | |
1206 | ||
256458bc | 1207 | /* Implement the "get" method on the type object. This is the |
a73bb892 PK |
1208 | same as getitem if the key is present, but returns the supplied |
1209 | default value or None if the key is not found. */ | |
1210 | ||
1211 | static PyObject * | |
1212 | typy_get (PyObject *self, PyObject *args) | |
1213 | { | |
1214 | PyObject *key, *defval = Py_None, *result; | |
256458bc | 1215 | |
a73bb892 PK |
1216 | if (!PyArg_UnpackTuple (args, "get", 1, 2, &key, &defval)) |
1217 | return NULL; | |
256458bc | 1218 | |
a73bb892 PK |
1219 | result = typy_getitem (self, key); |
1220 | if (result != NULL) | |
1221 | return result; | |
256458bc | 1222 | |
a73bb892 PK |
1223 | /* typy_getitem returned error status. If the exception is |
1224 | KeyError, clear the exception status and return the defval | |
1225 | instead. Otherwise return the exception unchanged. */ | |
1226 | if (!PyErr_ExceptionMatches (PyExc_KeyError)) | |
1227 | return NULL; | |
256458bc | 1228 | |
a73bb892 PK |
1229 | PyErr_Clear (); |
1230 | Py_INCREF (defval); | |
1231 | return defval; | |
1232 | } | |
1233 | ||
1234 | /* Implement the "has_key" method on the type object. */ | |
1235 | ||
1236 | static PyObject * | |
1237 | typy_has_key (PyObject *self, PyObject *args) | |
1238 | { | |
1239 | struct type *type = ((type_object *) self)->type; | |
2ff6b080 | 1240 | const char *field; |
a73bb892 | 1241 | int i; |
76dce0be | 1242 | |
a73bb892 PK |
1243 | if (!PyArg_ParseTuple (args, "s", &field)) |
1244 | return NULL; | |
1245 | ||
256458bc | 1246 | /* We want just fields of this type, not of base types, so instead of |
a73bb892 PK |
1247 | using lookup_struct_elt_type, portions of that function are |
1248 | copied here. */ | |
1249 | ||
9cc10fd1 PK |
1250 | type = typy_get_composite (type); |
1251 | if (type == NULL) | |
1252 | return NULL; | |
a73bb892 | 1253 | |
1f704f76 | 1254 | for (i = 0; i < type->num_fields (); i++) |
a73bb892 | 1255 | { |
0d5cff50 | 1256 | const char *t_field_name = TYPE_FIELD_NAME (type, i); |
a73bb892 PK |
1257 | |
1258 | if (t_field_name && (strcmp_iw (t_field_name, field) == 0)) | |
1259 | Py_RETURN_TRUE; | |
1260 | } | |
1261 | Py_RETURN_FALSE; | |
1262 | } | |
1263 | ||
1264 | /* Make an iterator object to iterate over keys, values, or items. */ | |
1265 | ||
1266 | static PyObject * | |
1267 | typy_make_iter (PyObject *self, enum gdbpy_iter_kind kind) | |
1268 | { | |
1269 | typy_iterator_object *typy_iter_obj; | |
1270 | ||
9cc10fd1 PK |
1271 | /* Check that "self" is a structure or union type. */ |
1272 | if (typy_get_composite (((type_object *) self)->type) == NULL) | |
1273 | return NULL; | |
256458bc | 1274 | |
a73bb892 PK |
1275 | typy_iter_obj = PyObject_New (typy_iterator_object, |
1276 | &type_iterator_object_type); | |
1277 | if (typy_iter_obj == NULL) | |
1278 | return NULL; | |
1279 | ||
1280 | typy_iter_obj->field = 0; | |
1281 | typy_iter_obj->kind = kind; | |
1282 | Py_INCREF (self); | |
1283 | typy_iter_obj->source = (type_object *) self; | |
1284 | ||
1285 | return (PyObject *) typy_iter_obj; | |
1286 | } | |
1287 | ||
1288 | /* iteritems() method. */ | |
1289 | ||
1290 | static PyObject * | |
1291 | typy_iteritems (PyObject *self, PyObject *args) | |
1292 | { | |
1293 | return typy_make_iter (self, iter_items); | |
1294 | } | |
1295 | ||
1296 | /* iterkeys() method. */ | |
1297 | ||
1298 | static PyObject * | |
1299 | typy_iterkeys (PyObject *self, PyObject *args) | |
1300 | { | |
1301 | return typy_make_iter (self, iter_keys); | |
1302 | } | |
1303 | ||
1304 | /* Iterating over the class, same as iterkeys except for the function | |
1305 | signature. */ | |
1306 | ||
1307 | static PyObject * | |
1308 | typy_iter (PyObject *self) | |
1309 | { | |
1310 | return typy_make_iter (self, iter_keys); | |
1311 | } | |
1312 | ||
1313 | /* itervalues() method. */ | |
1314 | ||
1315 | static PyObject * | |
1316 | typy_itervalues (PyObject *self, PyObject *args) | |
1317 | { | |
1318 | return typy_make_iter (self, iter_values); | |
1319 | } | |
1320 | ||
1321 | /* Return a reference to the type iterator. */ | |
1322 | ||
1323 | static PyObject * | |
1324 | typy_iterator_iter (PyObject *self) | |
1325 | { | |
1326 | Py_INCREF (self); | |
1327 | return self; | |
1328 | } | |
1329 | ||
1330 | /* Return the next field in the iteration through the list of fields | |
1331 | of the type. */ | |
1332 | ||
1333 | static PyObject * | |
1334 | typy_iterator_iternext (PyObject *self) | |
1335 | { | |
1336 | typy_iterator_object *iter_obj = (typy_iterator_object *) self; | |
1337 | struct type *type = iter_obj->source->type; | |
256458bc | 1338 | |
1f704f76 | 1339 | if (iter_obj->field < type->num_fields ()) |
a73bb892 | 1340 | { |
1b20edf0 TT |
1341 | gdbpy_ref<> result = make_fielditem (type, iter_obj->field, |
1342 | iter_obj->kind); | |
a73bb892 PK |
1343 | if (result != NULL) |
1344 | iter_obj->field++; | |
1b20edf0 | 1345 | return result.release (); |
a73bb892 PK |
1346 | } |
1347 | ||
1348 | return NULL; | |
1349 | } | |
1350 | ||
1351 | static void | |
1352 | typy_iterator_dealloc (PyObject *obj) | |
1353 | { | |
1354 | typy_iterator_object *iter_obj = (typy_iterator_object *) obj; | |
1355 | ||
1356 | Py_DECREF (iter_obj->source); | |
2e953aca | 1357 | Py_TYPE (obj)->tp_free (obj); |
a73bb892 PK |
1358 | } |
1359 | ||
2c74e833 TT |
1360 | /* Create a new Type referring to TYPE. */ |
1361 | PyObject * | |
1362 | type_to_type_object (struct type *type) | |
1363 | { | |
1364 | type_object *type_obj; | |
1365 | ||
5d63b30a TT |
1366 | try |
1367 | { | |
1368 | /* Try not to let stub types leak out to Python. */ | |
1369 | if (TYPE_STUB (type)) | |
1370 | type = check_typedef (type); | |
1371 | } | |
1372 | catch (...) | |
1373 | { | |
1374 | /* Just ignore failures in check_typedef. */ | |
1375 | } | |
1376 | ||
2c74e833 TT |
1377 | type_obj = PyObject_New (type_object, &type_object_type); |
1378 | if (type_obj) | |
1379 | set_type (type_obj, type); | |
1380 | ||
1381 | return (PyObject *) type_obj; | |
1382 | } | |
1383 | ||
1384 | struct type * | |
1385 | type_object_to_type (PyObject *obj) | |
1386 | { | |
1387 | if (! PyObject_TypeCheck (obj, &type_object_type)) | |
1388 | return NULL; | |
1389 | return ((type_object *) obj)->type; | |
1390 | } | |
1391 | ||
1392 | \f | |
1393 | ||
1394 | /* Implementation of gdb.lookup_type. */ | |
1395 | PyObject * | |
1396 | gdbpy_lookup_type (PyObject *self, PyObject *args, PyObject *kw) | |
1397 | { | |
2adadf51 | 1398 | static const char *keywords[] = { "name", "block", NULL }; |
ddd49eee | 1399 | const char *type_name = NULL; |
2c74e833 | 1400 | struct type *type = NULL; |
5107b149 | 1401 | PyObject *block_obj = NULL; |
9df2fbc4 | 1402 | const struct block *block = NULL; |
2c74e833 | 1403 | |
2adadf51 PA |
1404 | if (!gdb_PyArg_ParseTupleAndKeywords (args, kw, "s|O", keywords, |
1405 | &type_name, &block_obj)) | |
2c74e833 TT |
1406 | return NULL; |
1407 | ||
5107b149 PM |
1408 | if (block_obj) |
1409 | { | |
1410 | block = block_object_to_block (block_obj); | |
1411 | if (! block) | |
1412 | { | |
1413 | PyErr_SetString (PyExc_RuntimeError, | |
1414 | _("'block' argument must be a Block.")); | |
1415 | return NULL; | |
1416 | } | |
1417 | } | |
1418 | ||
1419 | type = typy_lookup_typename (type_name, block); | |
2c74e833 TT |
1420 | if (! type) |
1421 | return NULL; | |
1422 | ||
8833fbf0 | 1423 | return type_to_type_object (type); |
2c74e833 TT |
1424 | } |
1425 | ||
999633ed | 1426 | int |
2c74e833 TT |
1427 | gdbpy_initialize_types (void) |
1428 | { | |
1429 | int i; | |
1430 | ||
1431 | typy_objfile_data_key | |
c1bd65d0 | 1432 | = register_objfile_data_with_cleanup (save_objfile_types, NULL); |
2c74e833 TT |
1433 | |
1434 | if (PyType_Ready (&type_object_type) < 0) | |
999633ed | 1435 | return -1; |
2c74e833 | 1436 | if (PyType_Ready (&field_object_type) < 0) |
999633ed | 1437 | return -1; |
a73bb892 | 1438 | if (PyType_Ready (&type_iterator_object_type) < 0) |
999633ed | 1439 | return -1; |
2c74e833 TT |
1440 | |
1441 | for (i = 0; pyty_codes[i].name; ++i) | |
1442 | { | |
6c28e44a | 1443 | if (PyModule_AddIntConstant (gdb_module, pyty_codes[i].name, |
2c74e833 | 1444 | pyty_codes[i].code) < 0) |
999633ed | 1445 | return -1; |
2c74e833 TT |
1446 | } |
1447 | ||
aa36459a TT |
1448 | if (gdb_pymodule_addobject (gdb_module, "Type", |
1449 | (PyObject *) &type_object_type) < 0) | |
999633ed | 1450 | return -1; |
2c74e833 | 1451 | |
aa36459a TT |
1452 | if (gdb_pymodule_addobject (gdb_module, "TypeIterator", |
1453 | (PyObject *) &type_iterator_object_type) < 0) | |
999633ed | 1454 | return -1; |
a73bb892 | 1455 | |
aa36459a TT |
1456 | return gdb_pymodule_addobject (gdb_module, "Field", |
1457 | (PyObject *) &field_object_type); | |
2c74e833 TT |
1458 | } |
1459 | ||
1460 | \f | |
1461 | ||
0d1f4ceb | 1462 | static gdb_PyGetSetDef type_object_getset[] = |
2c74e833 | 1463 | { |
6d7bb824 TT |
1464 | { "alignof", typy_get_alignof, NULL, |
1465 | "The alignment of this type, in bytes.", NULL }, | |
2c74e833 TT |
1466 | { "code", typy_get_code, NULL, |
1467 | "The code for this type.", NULL }, | |
1acda803 TT |
1468 | { "dynamic", typy_get_dynamic, NULL, |
1469 | "Whether this type is dynamic.", NULL }, | |
c0d48811 JB |
1470 | { "name", typy_get_name, NULL, |
1471 | "The name for this type, or None.", NULL }, | |
2c74e833 TT |
1472 | { "sizeof", typy_get_sizeof, NULL, |
1473 | "The size of this type, in bytes.", NULL }, | |
1474 | { "tag", typy_get_tag, NULL, | |
1475 | "The tag name for this type, or None.", NULL }, | |
e1f2e1a2 CB |
1476 | { "objfile", typy_get_objfile, NULL, |
1477 | "The objfile this type was defined in, or None.", NULL }, | |
2c74e833 TT |
1478 | { NULL } |
1479 | }; | |
1480 | ||
1481 | static PyMethodDef type_object_methods[] = | |
1482 | { | |
702c2711 | 1483 | { "array", typy_array, METH_VARARGS, |
f28c316a DE |
1484 | "array ([LOW_BOUND,] HIGH_BOUND) -> Type\n\ |
1485 | Return a type which represents an array of objects of this type.\n\ | |
1486 | The bounds of the array are [LOW_BOUND, HIGH_BOUND] inclusive.\n\ | |
1487 | If LOW_BOUND is omitted, a value of zero is used." }, | |
a72c3253 DE |
1488 | { "vector", typy_vector, METH_VARARGS, |
1489 | "vector ([LOW_BOUND,] HIGH_BOUND) -> Type\n\ | |
1490 | Return a type which represents a vector of objects of this type.\n\ | |
1491 | The bounds of the array are [LOW_BOUND, HIGH_BOUND] inclusive.\n\ | |
1492 | If LOW_BOUND is omitted, a value of zero is used.\n\ | |
1493 | Vectors differ from arrays in that if the current language has C-style\n\ | |
1494 | arrays, vectors don't decay to a pointer to the first element.\n\ | |
1495 | They are first class values." }, | |
a73bb892 PK |
1496 | { "__contains__", typy_has_key, METH_VARARGS, |
1497 | "T.__contains__(k) -> True if T has a field named k, else False" }, | |
2c74e833 TT |
1498 | { "const", typy_const, METH_NOARGS, |
1499 | "const () -> Type\n\ | |
1500 | Return a const variant of this type." }, | |
59fb7612 SS |
1501 | { "optimized_out", typy_optimized_out, METH_NOARGS, |
1502 | "optimized_out() -> Value\n\ | |
1503 | Return optimized out value of this type." }, | |
2c74e833 | 1504 | { "fields", typy_fields, METH_NOARGS, |
a73bb892 PK |
1505 | "fields () -> list\n\ |
1506 | Return a list holding all the fields of this type.\n\ | |
1507 | Each field is a gdb.Field object." }, | |
1508 | { "get", typy_get, METH_VARARGS, | |
1509 | "T.get(k[,default]) -> returns field named k in T, if it exists;\n\ | |
1510 | otherwise returns default, if supplied, or None if not." }, | |
1511 | { "has_key", typy_has_key, METH_VARARGS, | |
1512 | "T.has_key(k) -> True if T has a field named k, else False" }, | |
1513 | { "items", typy_items, METH_NOARGS, | |
1514 | "items () -> list\n\ | |
1515 | Return a list of (name, field) pairs of this type.\n\ | |
1516 | Each field is a gdb.Field object." }, | |
1517 | { "iteritems", typy_iteritems, METH_NOARGS, | |
1518 | "iteritems () -> an iterator over the (name, field)\n\ | |
1519 | pairs of this type. Each field is a gdb.Field object." }, | |
1520 | { "iterkeys", typy_iterkeys, METH_NOARGS, | |
1521 | "iterkeys () -> an iterator over the field names of this type." }, | |
1522 | { "itervalues", typy_itervalues, METH_NOARGS, | |
1523 | "itervalues () -> an iterator over the fields of this type.\n\ | |
1524 | Each field is a gdb.Field object." }, | |
1525 | { "keys", typy_field_names, METH_NOARGS, | |
1526 | "keys () -> list\n\ | |
1527 | Return a list holding all the fields names of this type." }, | |
2c74e833 TT |
1528 | { "pointer", typy_pointer, METH_NOARGS, |
1529 | "pointer () -> Type\n\ | |
1530 | Return a type of pointer to this type." }, | |
361ae042 PM |
1531 | { "range", typy_range, METH_NOARGS, |
1532 | "range () -> tuple\n\ | |
1533 | Return a tuple containing the lower and upper range for this type."}, | |
2c74e833 TT |
1534 | { "reference", typy_reference, METH_NOARGS, |
1535 | "reference () -> Type\n\ | |
1536 | Return a type of reference to this type." }, | |
1537 | { "strip_typedefs", typy_strip_typedefs, METH_NOARGS, | |
1538 | "strip_typedefs () -> Type\n\ | |
1539 | Return a type formed by stripping this type of all typedefs."}, | |
1540 | { "target", typy_target, METH_NOARGS, | |
1541 | "target () -> Type\n\ | |
1542 | Return the target type of this type." }, | |
1543 | { "template_argument", typy_template_argument, METH_VARARGS, | |
5107b149 | 1544 | "template_argument (arg, [block]) -> Type\n\ |
2c74e833 TT |
1545 | Return the type of a template argument." }, |
1546 | { "unqualified", typy_unqualified, METH_NOARGS, | |
1547 | "unqualified () -> Type\n\ | |
1548 | Return a variant of this type without const or volatile attributes." }, | |
9cc10fd1 | 1549 | { "values", typy_values, METH_NOARGS, |
a73bb892 PK |
1550 | "values () -> list\n\ |
1551 | Return a list holding all the fields of this type.\n\ | |
1552 | Each field is a gdb.Field object." }, | |
2c74e833 TT |
1553 | { "volatile", typy_volatile, METH_NOARGS, |
1554 | "volatile () -> Type\n\ | |
1555 | Return a volatile variant of this type" }, | |
1556 | { NULL } | |
1557 | }; | |
1558 | ||
9cc10fd1 PK |
1559 | static PyNumberMethods type_object_as_number = { |
1560 | NULL, /* nb_add */ | |
1561 | NULL, /* nb_subtract */ | |
1562 | NULL, /* nb_multiply */ | |
9a27f2c6 | 1563 | #ifndef IS_PY3K |
9cc10fd1 | 1564 | NULL, /* nb_divide */ |
9a27f2c6 | 1565 | #endif |
9cc10fd1 PK |
1566 | NULL, /* nb_remainder */ |
1567 | NULL, /* nb_divmod */ | |
1568 | NULL, /* nb_power */ | |
1569 | NULL, /* nb_negative */ | |
1570 | NULL, /* nb_positive */ | |
1571 | NULL, /* nb_absolute */ | |
1572 | typy_nonzero, /* nb_nonzero */ | |
1573 | NULL, /* nb_invert */ | |
1574 | NULL, /* nb_lshift */ | |
1575 | NULL, /* nb_rshift */ | |
1576 | NULL, /* nb_and */ | |
1577 | NULL, /* nb_xor */ | |
1578 | NULL, /* nb_or */ | |
9a27f2c6 PK |
1579 | #ifdef IS_PY3K |
1580 | NULL, /* nb_int */ | |
1581 | NULL, /* reserved */ | |
1582 | #else | |
9cc10fd1 PK |
1583 | NULL, /* nb_coerce */ |
1584 | NULL, /* nb_int */ | |
1585 | NULL, /* nb_long */ | |
9a27f2c6 | 1586 | #endif |
9cc10fd1 | 1587 | NULL, /* nb_float */ |
9a27f2c6 | 1588 | #ifndef IS_PY3K |
9cc10fd1 PK |
1589 | NULL, /* nb_oct */ |
1590 | NULL /* nb_hex */ | |
9a27f2c6 | 1591 | #endif |
9cc10fd1 PK |
1592 | }; |
1593 | ||
a73bb892 PK |
1594 | static PyMappingMethods typy_mapping = { |
1595 | typy_length, | |
1596 | typy_getitem, | |
1597 | NULL /* no "set" method */ | |
1598 | }; | |
1599 | ||
e36122e9 | 1600 | PyTypeObject type_object_type = |
2c74e833 | 1601 | { |
9a27f2c6 | 1602 | PyVarObject_HEAD_INIT (NULL, 0) |
2c74e833 TT |
1603 | "gdb.Type", /*tp_name*/ |
1604 | sizeof (type_object), /*tp_basicsize*/ | |
1605 | 0, /*tp_itemsize*/ | |
1606 | typy_dealloc, /*tp_dealloc*/ | |
1607 | 0, /*tp_print*/ | |
1608 | 0, /*tp_getattr*/ | |
1609 | 0, /*tp_setattr*/ | |
1610 | 0, /*tp_compare*/ | |
1611 | 0, /*tp_repr*/ | |
9cc10fd1 | 1612 | &type_object_as_number, /*tp_as_number*/ |
2c74e833 | 1613 | 0, /*tp_as_sequence*/ |
a73bb892 | 1614 | &typy_mapping, /*tp_as_mapping*/ |
2c74e833 TT |
1615 | 0, /*tp_hash */ |
1616 | 0, /*tp_call*/ | |
1617 | typy_str, /*tp_str*/ | |
1618 | 0, /*tp_getattro*/ | |
1619 | 0, /*tp_setattro*/ | |
1620 | 0, /*tp_as_buffer*/ | |
1621 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
1622 | "GDB type object", /* tp_doc */ | |
1623 | 0, /* tp_traverse */ | |
1624 | 0, /* tp_clear */ | |
d839c8a4 | 1625 | typy_richcompare, /* tp_richcompare */ |
2c74e833 | 1626 | 0, /* tp_weaklistoffset */ |
a73bb892 | 1627 | typy_iter, /* tp_iter */ |
2c74e833 TT |
1628 | 0, /* tp_iternext */ |
1629 | type_object_methods, /* tp_methods */ | |
1630 | 0, /* tp_members */ | |
1631 | type_object_getset, /* tp_getset */ | |
1632 | 0, /* tp_base */ | |
1633 | 0, /* tp_dict */ | |
1634 | 0, /* tp_descr_get */ | |
1635 | 0, /* tp_descr_set */ | |
1636 | 0, /* tp_dictoffset */ | |
1637 | 0, /* tp_init */ | |
1638 | 0, /* tp_alloc */ | |
1639 | 0, /* tp_new */ | |
1640 | }; | |
1641 | ||
0d1f4ceb | 1642 | static gdb_PyGetSetDef field_object_getset[] = |
2e8265fd TT |
1643 | { |
1644 | { "__dict__", gdb_py_generic_dict, NULL, | |
1645 | "The __dict__ for this field.", &field_object_type }, | |
1646 | { NULL } | |
1647 | }; | |
1648 | ||
e36122e9 | 1649 | PyTypeObject field_object_type = |
2c74e833 | 1650 | { |
9a27f2c6 | 1651 | PyVarObject_HEAD_INIT (NULL, 0) |
2c74e833 TT |
1652 | "gdb.Field", /*tp_name*/ |
1653 | sizeof (field_object), /*tp_basicsize*/ | |
1654 | 0, /*tp_itemsize*/ | |
1655 | field_dealloc, /*tp_dealloc*/ | |
1656 | 0, /*tp_print*/ | |
1657 | 0, /*tp_getattr*/ | |
1658 | 0, /*tp_setattr*/ | |
1659 | 0, /*tp_compare*/ | |
1660 | 0, /*tp_repr*/ | |
1661 | 0, /*tp_as_number*/ | |
1662 | 0, /*tp_as_sequence*/ | |
1663 | 0, /*tp_as_mapping*/ | |
1664 | 0, /*tp_hash */ | |
1665 | 0, /*tp_call*/ | |
1666 | 0, /*tp_str*/ | |
1667 | 0, /*tp_getattro*/ | |
1668 | 0, /*tp_setattro*/ | |
1669 | 0, /*tp_as_buffer*/ | |
1670 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
1671 | "GDB field object", /* tp_doc */ | |
1672 | 0, /* tp_traverse */ | |
1673 | 0, /* tp_clear */ | |
1674 | 0, /* tp_richcompare */ | |
1675 | 0, /* tp_weaklistoffset */ | |
1676 | 0, /* tp_iter */ | |
1677 | 0, /* tp_iternext */ | |
1678 | 0, /* tp_methods */ | |
1679 | 0, /* tp_members */ | |
2e8265fd | 1680 | field_object_getset, /* tp_getset */ |
2c74e833 TT |
1681 | 0, /* tp_base */ |
1682 | 0, /* tp_dict */ | |
1683 | 0, /* tp_descr_get */ | |
1684 | 0, /* tp_descr_set */ | |
1685 | offsetof (field_object, dict), /* tp_dictoffset */ | |
1686 | 0, /* tp_init */ | |
1687 | 0, /* tp_alloc */ | |
1688 | 0, /* tp_new */ | |
1689 | }; | |
a73bb892 | 1690 | |
e36122e9 | 1691 | PyTypeObject type_iterator_object_type = { |
9a27f2c6 | 1692 | PyVarObject_HEAD_INIT (NULL, 0) |
a73bb892 PK |
1693 | "gdb.TypeIterator", /*tp_name*/ |
1694 | sizeof (typy_iterator_object), /*tp_basicsize*/ | |
1695 | 0, /*tp_itemsize*/ | |
1696 | typy_iterator_dealloc, /*tp_dealloc*/ | |
1697 | 0, /*tp_print*/ | |
1698 | 0, /*tp_getattr*/ | |
1699 | 0, /*tp_setattr*/ | |
1700 | 0, /*tp_compare*/ | |
1701 | 0, /*tp_repr*/ | |
1702 | 0, /*tp_as_number*/ | |
1703 | 0, /*tp_as_sequence*/ | |
1704 | 0, /*tp_as_mapping*/ | |
1705 | 0, /*tp_hash */ | |
1706 | 0, /*tp_call*/ | |
1707 | 0, /*tp_str*/ | |
1708 | 0, /*tp_getattro*/ | |
1709 | 0, /*tp_setattro*/ | |
1710 | 0, /*tp_as_buffer*/ | |
1711 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
1712 | "GDB type iterator object", /*tp_doc */ | |
1713 | 0, /*tp_traverse */ | |
1714 | 0, /*tp_clear */ | |
1715 | 0, /*tp_richcompare */ | |
1716 | 0, /*tp_weaklistoffset */ | |
1717 | typy_iterator_iter, /*tp_iter */ | |
1718 | typy_iterator_iternext, /*tp_iternext */ | |
1719 | 0 /*tp_methods */ | |
1720 | }; |