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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 | 30 | |
f99b5177 | 31 | struct type_object |
2c74e833 TT |
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. */ | |
f99b5177 TT |
39 | struct type_object *prev; |
40 | struct type_object *next; | |
41 | }; | |
2c74e833 | 42 | |
e36122e9 | 43 | extern PyTypeObject type_object_type |
62eec1a5 | 44 | CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("type_object"); |
2c74e833 TT |
45 | |
46 | /* A Field object. */ | |
f99b5177 | 47 | struct field_object |
2c74e833 TT |
48 | { |
49 | PyObject_HEAD | |
50 | ||
51 | /* Dictionary holding our attributes. */ | |
52 | PyObject *dict; | |
f99b5177 | 53 | }; |
2c74e833 | 54 | |
e36122e9 | 55 | extern PyTypeObject field_object_type |
62eec1a5 | 56 | CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("field_object"); |
2c74e833 | 57 | |
a73bb892 | 58 | /* A type iterator object. */ |
f99b5177 | 59 | struct typy_iterator_object { |
a73bb892 PK |
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. */ | |
f99b5177 TT |
66 | type_object *source; |
67 | }; | |
a73bb892 | 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 | |
47f0e2ff | 160 | return gdb_py_object_from_longest (type->code ()).release (); |
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 | { |
4bde49dc | 186 | arg = gdb_py_object_from_longest (TYPE_FIELD_ENUMVAL (type, field)); |
14e75d8e JK |
187 | attrstring = "enumval"; |
188 | } | |
189 | else | |
190 | { | |
1acda803 TT |
191 | if (TYPE_FIELD_LOC_KIND (type, field) == FIELD_LOC_KIND_DWARF_BLOCK) |
192 | arg = gdbpy_ref<>::new_reference (Py_None); | |
193 | else | |
4bde49dc | 194 | arg = gdb_py_object_from_longest (TYPE_FIELD_BITPOS (type, 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 | |
78134374 | 228 | if (type->code () == 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 | ||
062534d4 | 236 | arg = gdb_py_object_from_longest (TYPE_FIELD_BITSIZE (type, field)); |
3bb43384 TT |
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. */ | |
940da03e | 243 | if (type->field (field).type () == NULL) |
1b20edf0 | 244 | arg = gdbpy_ref<>::new_reference (Py_None); |
2c74e833 | 245 | else |
940da03e | 246 | arg.reset (type_to_type_object (type->field (field).type ())); |
3bb43384 TT |
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 | |
78134374 | 357 | if (type->code () != TYPE_CODE_ARRAY) |
9cc10fd1 PK |
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 | ||
7d93a1e0 | 394 | if (type->name () == NULL) |
c0d48811 | 395 | Py_RETURN_NONE; |
7d93a1e0 | 396 | return PyString_FromString (type->name ()); |
c0d48811 JB |
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 | |
78134374 SM |
406 | if (type->code () == TYPE_CODE_STRUCT |
407 | || type->code () == TYPE_CODE_UNION | |
408 | || type->code () == TYPE_CODE_ENUM) | |
7d93a1e0 | 409 | tagname = type->name (); |
e86ca25f TT |
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 | |
78134374 | 464 | if (type->code () != 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. */ | |
78134374 SM |
471 | if (type->code () != TYPE_CODE_STRUCT |
472 | && type->code () != TYPE_CODE_UNION | |
473 | && type->code () != TYPE_CODE_ENUM | |
474 | && type->code () != 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 | 579 | |
78134374 SM |
580 | if (type->code () != TYPE_CODE_ARRAY |
581 | && type->code () != TYPE_CODE_STRING | |
582 | && type->code () != TYPE_CODE_RANGE) | |
361ae042 PM |
583 | { |
584 | PyErr_SetString (PyExc_RuntimeError, | |
044c0f87 | 585 | _("This type does not have a range.")); |
361ae042 PM |
586 | return NULL; |
587 | } | |
588 | ||
78134374 | 589 | switch (type->code ()) |
361ae042 PM |
590 | { |
591 | case TYPE_CODE_ARRAY: | |
592 | case TYPE_CODE_STRING: | |
361ae042 | 593 | case TYPE_CODE_RANGE: |
5537ddd0 SM |
594 | low = type->bounds ()->low.const_val (); |
595 | high = type->bounds ()->high.const_val ();; | |
361ae042 PM |
596 | break; |
597 | } | |
598 | ||
062534d4 | 599 | gdbpy_ref<> low_bound = gdb_py_object_from_longest (low); |
3bb43384 TT |
600 | if (low_bound == NULL) |
601 | return NULL; | |
361ae042 | 602 | |
062534d4 | 603 | gdbpy_ref<> high_bound = gdb_py_object_from_longest (high); |
3bb43384 TT |
604 | if (high_bound == NULL) |
605 | return NULL; | |
361ae042 | 606 | |
7780f186 | 607 | gdbpy_ref<> result (PyTuple_New (2)); |
3bb43384 TT |
608 | if (result == NULL) |
609 | return NULL; | |
256458bc | 610 | |
3bb43384 TT |
611 | if (PyTuple_SetItem (result.get (), 0, low_bound.release ()) != 0 |
612 | || PyTuple_SetItem (result.get (), 1, high_bound.release ()) != 0) | |
613 | return NULL; | |
614 | return result.release (); | |
361ae042 PM |
615 | } |
616 | ||
2c74e833 TT |
617 | /* Return a Type object which represents a reference to SELF. */ |
618 | static PyObject * | |
619 | typy_reference (PyObject *self, PyObject *args) | |
620 | { | |
621 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 622 | |
a70b8144 | 623 | try |
2c74e833 | 624 | { |
3b224330 | 625 | type = lookup_lvalue_reference_type (type); |
2c74e833 | 626 | } |
230d2906 | 627 | catch (const gdb_exception &except) |
492d29ea PA |
628 | { |
629 | GDB_PY_HANDLE_EXCEPTION (except); | |
630 | } | |
2c74e833 TT |
631 | |
632 | return type_to_type_object (type); | |
633 | } | |
634 | ||
635 | /* Return a Type object which represents the target type of SELF. */ | |
636 | static PyObject * | |
637 | typy_target (PyObject *self, PyObject *args) | |
638 | { | |
639 | struct type *type = ((type_object *) self)->type; | |
640 | ||
641 | if (!TYPE_TARGET_TYPE (type)) | |
642 | { | |
256458bc | 643 | PyErr_SetString (PyExc_RuntimeError, |
044c0f87 | 644 | _("Type does not have a target.")); |
2c74e833 TT |
645 | return NULL; |
646 | } | |
647 | ||
648 | return type_to_type_object (TYPE_TARGET_TYPE (type)); | |
649 | } | |
650 | ||
651 | /* Return a const-qualified type variant. */ | |
652 | static PyObject * | |
653 | typy_const (PyObject *self, PyObject *args) | |
654 | { | |
655 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 656 | |
a70b8144 | 657 | try |
2c74e833 TT |
658 | { |
659 | type = make_cv_type (1, 0, type, NULL); | |
660 | } | |
230d2906 | 661 | catch (const gdb_exception &except) |
492d29ea PA |
662 | { |
663 | GDB_PY_HANDLE_EXCEPTION (except); | |
664 | } | |
2c74e833 TT |
665 | |
666 | return type_to_type_object (type); | |
667 | } | |
668 | ||
669 | /* Return a volatile-qualified type variant. */ | |
670 | static PyObject * | |
671 | typy_volatile (PyObject *self, PyObject *args) | |
672 | { | |
673 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 674 | |
a70b8144 | 675 | try |
2c74e833 TT |
676 | { |
677 | type = make_cv_type (0, 1, type, NULL); | |
678 | } | |
230d2906 | 679 | catch (const gdb_exception &except) |
492d29ea PA |
680 | { |
681 | GDB_PY_HANDLE_EXCEPTION (except); | |
682 | } | |
2c74e833 TT |
683 | |
684 | return type_to_type_object (type); | |
685 | } | |
686 | ||
687 | /* Return an unqualified type variant. */ | |
688 | static PyObject * | |
689 | typy_unqualified (PyObject *self, PyObject *args) | |
690 | { | |
691 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 692 | |
a70b8144 | 693 | try |
2c74e833 TT |
694 | { |
695 | type = make_cv_type (0, 0, type, NULL); | |
696 | } | |
230d2906 | 697 | catch (const gdb_exception &except) |
492d29ea PA |
698 | { |
699 | GDB_PY_HANDLE_EXCEPTION (except); | |
700 | } | |
2c74e833 TT |
701 | |
702 | return type_to_type_object (type); | |
703 | } | |
704 | ||
705 | /* Return the size of the type represented by SELF, in bytes. */ | |
706 | static PyObject * | |
707 | typy_get_sizeof (PyObject *self, void *closure) | |
708 | { | |
709 | struct type *type = ((type_object *) self)->type; | |
2c74e833 | 710 | |
1acda803 | 711 | bool size_varies = false; |
a70b8144 | 712 | try |
2c74e833 TT |
713 | { |
714 | check_typedef (type); | |
1acda803 TT |
715 | |
716 | size_varies = TYPE_HAS_DYNAMIC_LENGTH (type); | |
2c74e833 | 717 | } |
230d2906 | 718 | catch (const gdb_exception &except) |
492d29ea PA |
719 | { |
720 | } | |
492d29ea | 721 | |
2c74e833 TT |
722 | /* Ignore exceptions. */ |
723 | ||
1acda803 TT |
724 | if (size_varies) |
725 | Py_RETURN_NONE; | |
4bde49dc | 726 | return gdb_py_object_from_longest (TYPE_LENGTH (type)).release (); |
2c74e833 TT |
727 | } |
728 | ||
6d7bb824 TT |
729 | /* Return the alignment of the type represented by SELF, in bytes. */ |
730 | static PyObject * | |
731 | typy_get_alignof (PyObject *self, void *closure) | |
732 | { | |
733 | struct type *type = ((type_object *) self)->type; | |
734 | ||
735 | ULONGEST align = 0; | |
a70b8144 | 736 | try |
6d7bb824 TT |
737 | { |
738 | align = type_align (type); | |
739 | } | |
230d2906 | 740 | catch (const gdb_exception &except) |
6d7bb824 TT |
741 | { |
742 | align = 0; | |
743 | } | |
6d7bb824 TT |
744 | |
745 | /* Ignore exceptions. */ | |
746 | ||
12dfa12a | 747 | return gdb_py_object_from_ulongest (align).release (); |
6d7bb824 TT |
748 | } |
749 | ||
1acda803 TT |
750 | /* Return whether or not the type is dynamic. */ |
751 | static PyObject * | |
752 | typy_get_dynamic (PyObject *self, void *closure) | |
753 | { | |
754 | struct type *type = ((type_object *) self)->type; | |
755 | ||
756 | bool result = false; | |
757 | try | |
758 | { | |
759 | result = is_dynamic_type (type); | |
760 | } | |
761 | catch (const gdb_exception &except) | |
762 | { | |
763 | /* Ignore exceptions. */ | |
764 | } | |
765 | ||
766 | if (result) | |
767 | Py_RETURN_TRUE; | |
768 | Py_RETURN_FALSE; | |
769 | } | |
770 | ||
2c74e833 | 771 | static struct type * |
9df2fbc4 | 772 | typy_lookup_typename (const char *type_name, const struct block *block) |
2c74e833 TT |
773 | { |
774 | struct type *type = NULL; | |
d59b6f6c | 775 | |
a70b8144 | 776 | try |
2c74e833 | 777 | { |
61012eef | 778 | if (startswith (type_name, "struct ")) |
2c74e833 | 779 | type = lookup_struct (type_name + 7, NULL); |
61012eef | 780 | else if (startswith (type_name, "union ")) |
2c74e833 | 781 | type = lookup_union (type_name + 6, NULL); |
61012eef | 782 | else if (startswith (type_name, "enum ")) |
2c74e833 TT |
783 | type = lookup_enum (type_name + 5, NULL); |
784 | else | |
b858499d | 785 | type = lookup_typename (python_language, |
5107b149 | 786 | type_name, block, 0); |
2c74e833 | 787 | } |
230d2906 | 788 | catch (const gdb_exception &except) |
492d29ea PA |
789 | { |
790 | GDB_PY_HANDLE_EXCEPTION (except); | |
791 | } | |
2c74e833 TT |
792 | |
793 | return type; | |
794 | } | |
795 | ||
796 | static struct type * | |
5107b149 | 797 | typy_lookup_type (struct demangle_component *demangled, |
9df2fbc4 | 798 | const struct block *block) |
2c74e833 | 799 | { |
cd829959 | 800 | struct type *type, *rtype = NULL; |
2c74e833 TT |
801 | enum demangle_component_type demangled_type; |
802 | ||
803 | /* Save the type: typy_lookup_type() may (indirectly) overwrite | |
804 | memory pointed by demangled. */ | |
805 | demangled_type = demangled->type; | |
806 | ||
807 | if (demangled_type == DEMANGLE_COMPONENT_POINTER | |
808 | || demangled_type == DEMANGLE_COMPONENT_REFERENCE | |
e4347c89 | 809 | || demangled_type == DEMANGLE_COMPONENT_RVALUE_REFERENCE |
2c74e833 TT |
810 | || demangled_type == DEMANGLE_COMPONENT_CONST |
811 | || demangled_type == DEMANGLE_COMPONENT_VOLATILE) | |
812 | { | |
5107b149 | 813 | type = typy_lookup_type (demangled->u.s_binary.left, block); |
2c74e833 TT |
814 | if (! type) |
815 | return NULL; | |
816 | ||
a70b8144 | 817 | try |
76dce0be | 818 | { |
cd829959 PM |
819 | /* If the demangled_type matches with one of the types |
820 | below, run the corresponding function and save the type | |
821 | to return later. We cannot just return here as we are in | |
822 | an exception handler. */ | |
76dce0be PM |
823 | switch (demangled_type) |
824 | { | |
825 | case DEMANGLE_COMPONENT_REFERENCE: | |
3b224330 | 826 | rtype = lookup_lvalue_reference_type (type); |
cd829959 | 827 | break; |
e4347c89 AV |
828 | case DEMANGLE_COMPONENT_RVALUE_REFERENCE: |
829 | rtype = lookup_rvalue_reference_type (type); | |
830 | break; | |
76dce0be | 831 | case DEMANGLE_COMPONENT_POINTER: |
cd829959 PM |
832 | rtype = lookup_pointer_type (type); |
833 | break; | |
76dce0be | 834 | case DEMANGLE_COMPONENT_CONST: |
cd829959 PM |
835 | rtype = make_cv_type (1, 0, type, NULL); |
836 | break; | |
76dce0be | 837 | case DEMANGLE_COMPONENT_VOLATILE: |
cd829959 PM |
838 | rtype = make_cv_type (0, 1, type, NULL); |
839 | break; | |
76dce0be | 840 | } |
76dce0be | 841 | } |
230d2906 | 842 | catch (const gdb_exception &except) |
492d29ea PA |
843 | { |
844 | GDB_PY_HANDLE_EXCEPTION (except); | |
845 | } | |
2c74e833 | 846 | } |
256458bc | 847 | |
cd829959 PM |
848 | /* If we have a type from the switch statement above, just return |
849 | that. */ | |
850 | if (rtype) | |
851 | return rtype; | |
256458bc | 852 | |
cd829959 | 853 | /* We don't have a type, so lookup the type. */ |
29592bde PA |
854 | gdb::unique_xmalloc_ptr<char> type_name = cp_comp_to_string (demangled, 10); |
855 | return typy_lookup_typename (type_name.get (), block); | |
2c74e833 TT |
856 | } |
857 | ||
326fd672 TT |
858 | /* This is a helper function for typy_template_argument that is used |
859 | when the type does not have template symbols attached. It works by | |
860 | parsing the type name. This happens with compilers, like older | |
861 | versions of GCC, that do not emit DW_TAG_template_*. */ | |
862 | ||
2c74e833 | 863 | static PyObject * |
9df2fbc4 | 864 | typy_legacy_template_argument (struct type *type, const struct block *block, |
326fd672 | 865 | int argno) |
2c74e833 | 866 | { |
326fd672 | 867 | int i; |
2c74e833 | 868 | struct demangle_component *demangled; |
c8b23b3f | 869 | std::unique_ptr<demangle_parse_info> info; |
3513a6bb | 870 | std::string err; |
2c74e833 | 871 | struct type *argtype; |
2c74e833 | 872 | |
7d93a1e0 | 873 | if (type->name () == NULL) |
2c74e833 | 874 | { |
5107b149 | 875 | PyErr_SetString (PyExc_RuntimeError, _("Null type name.")); |
2c74e833 TT |
876 | return NULL; |
877 | } | |
878 | ||
a70b8144 | 879 | try |
5d9c5995 PM |
880 | { |
881 | /* Note -- this is not thread-safe. */ | |
7d93a1e0 | 882 | info = cp_demangled_name_to_comp (type->name (), &err); |
5d9c5995 | 883 | } |
230d2906 | 884 | catch (const gdb_exception &except) |
492d29ea PA |
885 | { |
886 | GDB_PY_HANDLE_EXCEPTION (except); | |
887 | } | |
5d9c5995 | 888 | |
3a93a0c2 | 889 | if (! info) |
2c74e833 | 890 | { |
3513a6bb | 891 | PyErr_SetString (PyExc_RuntimeError, err.c_str ()); |
2c74e833 TT |
892 | return NULL; |
893 | } | |
3a93a0c2 | 894 | demangled = info->tree; |
2c74e833 TT |
895 | |
896 | /* Strip off component names. */ | |
897 | while (demangled->type == DEMANGLE_COMPONENT_QUAL_NAME | |
898 | || demangled->type == DEMANGLE_COMPONENT_LOCAL_NAME) | |
899 | demangled = demangled->u.s_binary.right; | |
900 | ||
901 | if (demangled->type != DEMANGLE_COMPONENT_TEMPLATE) | |
902 | { | |
5107b149 | 903 | PyErr_SetString (PyExc_RuntimeError, _("Type is not a template.")); |
2c74e833 TT |
904 | return NULL; |
905 | } | |
906 | ||
907 | /* Skip from the template to the arguments. */ | |
908 | demangled = demangled->u.s_binary.right; | |
909 | ||
910 | for (i = 0; demangled && i < argno; ++i) | |
911 | demangled = demangled->u.s_binary.right; | |
912 | ||
913 | if (! demangled) | |
914 | { | |
5107b149 | 915 | PyErr_Format (PyExc_RuntimeError, _("No argument %d in template."), |
2c74e833 TT |
916 | argno); |
917 | return NULL; | |
918 | } | |
919 | ||
5107b149 | 920 | argtype = typy_lookup_type (demangled->u.s_binary.left, block); |
2c74e833 TT |
921 | if (! argtype) |
922 | return NULL; | |
923 | ||
924 | return type_to_type_object (argtype); | |
326fd672 TT |
925 | } |
926 | ||
927 | static PyObject * | |
928 | typy_template_argument (PyObject *self, PyObject *args) | |
929 | { | |
930 | int argno; | |
931 | struct type *type = ((type_object *) self)->type; | |
9df2fbc4 | 932 | const struct block *block = NULL; |
326fd672 TT |
933 | PyObject *block_obj = NULL; |
934 | struct symbol *sym; | |
935 | struct value *val = NULL; | |
326fd672 TT |
936 | |
937 | if (! PyArg_ParseTuple (args, "i|O", &argno, &block_obj)) | |
938 | return NULL; | |
939 | ||
fd3ba736 TT |
940 | if (argno < 0) |
941 | { | |
942 | PyErr_SetString (PyExc_RuntimeError, | |
943 | _("Template argument number must be non-negative")); | |
944 | return NULL; | |
945 | } | |
946 | ||
326fd672 TT |
947 | if (block_obj) |
948 | { | |
949 | block = block_object_to_block (block_obj); | |
950 | if (! block) | |
951 | { | |
952 | PyErr_SetString (PyExc_RuntimeError, | |
953 | _("Second argument must be block.")); | |
954 | return NULL; | |
955 | } | |
956 | } | |
957 | ||
a70b8144 | 958 | try |
05d0e1e7 TT |
959 | { |
960 | type = check_typedef (type); | |
aa006118 | 961 | if (TYPE_IS_REFERENCE (type)) |
05d0e1e7 TT |
962 | type = check_typedef (TYPE_TARGET_TYPE (type)); |
963 | } | |
230d2906 | 964 | catch (const gdb_exception &except) |
492d29ea PA |
965 | { |
966 | GDB_PY_HANDLE_EXCEPTION (except); | |
967 | } | |
326fd672 TT |
968 | |
969 | /* We might not have DW_TAG_template_*, so try to parse the type's | |
970 | name. This is inefficient if we do not have a template type -- | |
971 | but that is going to wind up as an error anyhow. */ | |
972 | if (! TYPE_N_TEMPLATE_ARGUMENTS (type)) | |
973 | return typy_legacy_template_argument (type, block, argno); | |
974 | ||
975 | if (argno >= TYPE_N_TEMPLATE_ARGUMENTS (type)) | |
976 | { | |
977 | PyErr_Format (PyExc_RuntimeError, _("No argument %d in template."), | |
978 | argno); | |
979 | return NULL; | |
980 | } | |
981 | ||
982 | sym = TYPE_TEMPLATE_ARGUMENT (type, argno); | |
983 | if (SYMBOL_CLASS (sym) == LOC_TYPEDEF) | |
984 | return type_to_type_object (SYMBOL_TYPE (sym)); | |
985 | else if (SYMBOL_CLASS (sym) == LOC_OPTIMIZED_OUT) | |
986 | { | |
987 | PyErr_Format (PyExc_RuntimeError, | |
988 | _("Template argument is optimized out")); | |
989 | return NULL; | |
990 | } | |
991 | ||
a70b8144 | 992 | try |
326fd672 TT |
993 | { |
994 | val = value_of_variable (sym, block); | |
995 | } | |
230d2906 | 996 | catch (const gdb_exception &except) |
492d29ea PA |
997 | { |
998 | GDB_PY_HANDLE_EXCEPTION (except); | |
999 | } | |
326fd672 TT |
1000 | |
1001 | return value_to_value_object (val); | |
2c74e833 TT |
1002 | } |
1003 | ||
1004 | static PyObject * | |
1005 | typy_str (PyObject *self) | |
1006 | { | |
d7e74731 | 1007 | string_file thetype; |
2c74e833 | 1008 | |
a70b8144 | 1009 | try |
2c74e833 | 1010 | { |
d7e74731 | 1011 | LA_PRINT_TYPE (type_object_to_type (self), "", &thetype, -1, 0, |
53342f27 | 1012 | &type_print_raw_options); |
2c74e833 | 1013 | } |
230d2906 | 1014 | catch (const gdb_exception &except) |
2c74e833 | 1015 | { |
2c74e833 TT |
1016 | GDB_PY_HANDLE_EXCEPTION (except); |
1017 | } | |
1018 | ||
d7e74731 PA |
1019 | return PyUnicode_Decode (thetype.c_str (), thetype.size (), |
1020 | host_charset (), NULL); | |
2c74e833 TT |
1021 | } |
1022 | ||
d839c8a4 TT |
1023 | /* Implement the richcompare method. */ |
1024 | ||
1025 | static PyObject * | |
1026 | typy_richcompare (PyObject *self, PyObject *other, int op) | |
1027 | { | |
894882e3 | 1028 | bool result = false; |
d839c8a4 TT |
1029 | struct type *type1 = type_object_to_type (self); |
1030 | struct type *type2 = type_object_to_type (other); | |
d839c8a4 TT |
1031 | |
1032 | /* We can only compare ourselves to another Type object, and only | |
1033 | for equality or inequality. */ | |
1034 | if (type2 == NULL || (op != Py_EQ && op != Py_NE)) | |
1035 | { | |
1036 | Py_INCREF (Py_NotImplemented); | |
1037 | return Py_NotImplemented; | |
1038 | } | |
1039 | ||
1040 | if (type1 == type2) | |
894882e3 | 1041 | result = true; |
d839c8a4 TT |
1042 | else |
1043 | { | |
a70b8144 | 1044 | try |
d839c8a4 | 1045 | { |
ca092b61 | 1046 | result = types_deeply_equal (type1, type2); |
d839c8a4 | 1047 | } |
230d2906 | 1048 | catch (const gdb_exception &except) |
492d29ea PA |
1049 | { |
1050 | /* If there is a GDB exception, a comparison is not capable | |
1051 | (or trusted), so exit. */ | |
1052 | GDB_PY_HANDLE_EXCEPTION (except); | |
1053 | } | |
d839c8a4 TT |
1054 | } |
1055 | ||
ca092b61 | 1056 | if (op == (result ? Py_EQ : Py_NE)) |
d839c8a4 TT |
1057 | Py_RETURN_TRUE; |
1058 | Py_RETURN_FALSE; | |
1059 | } | |
1060 | ||
2c74e833 TT |
1061 | \f |
1062 | ||
1063 | static const struct objfile_data *typy_objfile_data_key; | |
1064 | ||
1065 | static void | |
c1bd65d0 | 1066 | save_objfile_types (struct objfile *objfile, void *datum) |
2c74e833 | 1067 | { |
19ba03f4 | 1068 | type_object *obj = (type_object *) datum; |
2c74e833 | 1069 | |
0646da15 TT |
1070 | if (!gdb_python_initialized) |
1071 | return; | |
1072 | ||
2c74e833 TT |
1073 | /* This prevents another thread from freeing the objects we're |
1074 | operating on. */ | |
08feed99 | 1075 | gdbpy_enter enter_py (objfile->arch (), current_language); |
2c74e833 | 1076 | |
6108fd18 | 1077 | htab_up copied_types = create_copied_types_hash (objfile); |
2c74e833 TT |
1078 | |
1079 | while (obj) | |
1080 | { | |
1081 | type_object *next = obj->next; | |
1082 | ||
6108fd18 | 1083 | htab_empty (copied_types.get ()); |
2c74e833 | 1084 | |
6108fd18 TT |
1085 | obj->type = copy_type_recursive (objfile, obj->type, |
1086 | copied_types.get ()); | |
2c74e833 TT |
1087 | |
1088 | obj->next = NULL; | |
1089 | obj->prev = NULL; | |
1090 | ||
1091 | obj = next; | |
1092 | } | |
2c74e833 TT |
1093 | } |
1094 | ||
1095 | static void | |
1096 | set_type (type_object *obj, struct type *type) | |
1097 | { | |
1098 | obj->type = type; | |
1099 | obj->prev = NULL; | |
1100 | if (type && TYPE_OBJFILE (type)) | |
1101 | { | |
1102 | struct objfile *objfile = TYPE_OBJFILE (type); | |
1103 | ||
f99b5177 | 1104 | obj->next = ((type_object *) |
19ba03f4 | 1105 | objfile_data (objfile, typy_objfile_data_key)); |
2c74e833 TT |
1106 | if (obj->next) |
1107 | obj->next->prev = obj; | |
1108 | set_objfile_data (objfile, typy_objfile_data_key, obj); | |
1109 | } | |
1110 | else | |
1111 | obj->next = NULL; | |
1112 | } | |
1113 | ||
1114 | static void | |
1115 | typy_dealloc (PyObject *obj) | |
1116 | { | |
1117 | type_object *type = (type_object *) obj; | |
1118 | ||
1119 | if (type->prev) | |
1120 | type->prev->next = type->next; | |
1121 | else if (type->type && TYPE_OBJFILE (type->type)) | |
1122 | { | |
1123 | /* Must reset head of list. */ | |
1124 | struct objfile *objfile = TYPE_OBJFILE (type->type); | |
d59b6f6c | 1125 | |
2c74e833 TT |
1126 | if (objfile) |
1127 | set_objfile_data (objfile, typy_objfile_data_key, type->next); | |
1128 | } | |
1129 | if (type->next) | |
1130 | type->next->prev = type->prev; | |
1131 | ||
9a27f2c6 | 1132 | Py_TYPE (type)->tp_free (type); |
2c74e833 TT |
1133 | } |
1134 | ||
a73bb892 PK |
1135 | /* Return number of fields ("length" of the field dictionary). */ |
1136 | ||
1137 | static Py_ssize_t | |
1138 | typy_length (PyObject *self) | |
1139 | { | |
1140 | struct type *type = ((type_object *) self)->type; | |
1141 | ||
9cc10fd1 PK |
1142 | type = typy_get_composite (type); |
1143 | if (type == NULL) | |
1144 | return -1; | |
1145 | ||
1f704f76 | 1146 | return type->num_fields (); |
a73bb892 PK |
1147 | } |
1148 | ||
9cc10fd1 | 1149 | /* Implements boolean evaluation of gdb.Type. Handle this like other |
256458bc | 1150 | Python objects that don't have a meaningful truth value -- all |
9cc10fd1 PK |
1151 | values are true. */ |
1152 | ||
1153 | static int | |
1154 | typy_nonzero (PyObject *self) | |
1155 | { | |
1156 | return 1; | |
1157 | } | |
1158 | ||
59fb7612 SS |
1159 | /* Return optimized out value of this type. */ |
1160 | ||
1161 | static PyObject * | |
1162 | typy_optimized_out (PyObject *self, PyObject *args) | |
1163 | { | |
1164 | struct type *type = ((type_object *) self)->type; | |
1165 | ||
1166 | return value_to_value_object (allocate_optimized_out_value (type)); | |
1167 | } | |
1168 | ||
a73bb892 PK |
1169 | /* Return a gdb.Field object for the field named by the argument. */ |
1170 | ||
1171 | static PyObject * | |
1172 | typy_getitem (PyObject *self, PyObject *key) | |
1173 | { | |
1174 | struct type *type = ((type_object *) self)->type; | |
a73bb892 | 1175 | int i; |
76dce0be | 1176 | |
9b972014 | 1177 | gdb::unique_xmalloc_ptr<char> field = python_string_to_host_string (key); |
a73bb892 PK |
1178 | if (field == NULL) |
1179 | return NULL; | |
1180 | ||
256458bc | 1181 | /* We want just fields of this type, not of base types, so instead of |
a73bb892 PK |
1182 | using lookup_struct_elt_type, portions of that function are |
1183 | copied here. */ | |
1184 | ||
9cc10fd1 PK |
1185 | type = typy_get_composite (type); |
1186 | if (type == NULL) | |
1187 | return NULL; | |
256458bc | 1188 | |
1f704f76 | 1189 | for (i = 0; i < type->num_fields (); i++) |
a73bb892 | 1190 | { |
0d5cff50 | 1191 | const char *t_field_name = TYPE_FIELD_NAME (type, i); |
a73bb892 | 1192 | |
9b972014 | 1193 | if (t_field_name && (strcmp_iw (t_field_name, field.get ()) == 0)) |
1b20edf0 | 1194 | return convert_field (type, i).release (); |
a73bb892 PK |
1195 | } |
1196 | PyErr_SetObject (PyExc_KeyError, key); | |
1197 | return NULL; | |
1198 | } | |
1199 | ||
256458bc | 1200 | /* Implement the "get" method on the type object. This is the |
a73bb892 PK |
1201 | same as getitem if the key is present, but returns the supplied |
1202 | default value or None if the key is not found. */ | |
1203 | ||
1204 | static PyObject * | |
1205 | typy_get (PyObject *self, PyObject *args) | |
1206 | { | |
1207 | PyObject *key, *defval = Py_None, *result; | |
256458bc | 1208 | |
a73bb892 PK |
1209 | if (!PyArg_UnpackTuple (args, "get", 1, 2, &key, &defval)) |
1210 | return NULL; | |
256458bc | 1211 | |
a73bb892 PK |
1212 | result = typy_getitem (self, key); |
1213 | if (result != NULL) | |
1214 | return result; | |
256458bc | 1215 | |
a73bb892 PK |
1216 | /* typy_getitem returned error status. If the exception is |
1217 | KeyError, clear the exception status and return the defval | |
1218 | instead. Otherwise return the exception unchanged. */ | |
1219 | if (!PyErr_ExceptionMatches (PyExc_KeyError)) | |
1220 | return NULL; | |
256458bc | 1221 | |
a73bb892 PK |
1222 | PyErr_Clear (); |
1223 | Py_INCREF (defval); | |
1224 | return defval; | |
1225 | } | |
1226 | ||
1227 | /* Implement the "has_key" method on the type object. */ | |
1228 | ||
1229 | static PyObject * | |
1230 | typy_has_key (PyObject *self, PyObject *args) | |
1231 | { | |
1232 | struct type *type = ((type_object *) self)->type; | |
2ff6b080 | 1233 | const char *field; |
a73bb892 | 1234 | int i; |
76dce0be | 1235 | |
a73bb892 PK |
1236 | if (!PyArg_ParseTuple (args, "s", &field)) |
1237 | return NULL; | |
1238 | ||
256458bc | 1239 | /* We want just fields of this type, not of base types, so instead of |
a73bb892 PK |
1240 | using lookup_struct_elt_type, portions of that function are |
1241 | copied here. */ | |
1242 | ||
9cc10fd1 PK |
1243 | type = typy_get_composite (type); |
1244 | if (type == NULL) | |
1245 | return NULL; | |
a73bb892 | 1246 | |
1f704f76 | 1247 | for (i = 0; i < type->num_fields (); i++) |
a73bb892 | 1248 | { |
0d5cff50 | 1249 | const char *t_field_name = TYPE_FIELD_NAME (type, i); |
a73bb892 PK |
1250 | |
1251 | if (t_field_name && (strcmp_iw (t_field_name, field) == 0)) | |
1252 | Py_RETURN_TRUE; | |
1253 | } | |
1254 | Py_RETURN_FALSE; | |
1255 | } | |
1256 | ||
1257 | /* Make an iterator object to iterate over keys, values, or items. */ | |
1258 | ||
1259 | static PyObject * | |
1260 | typy_make_iter (PyObject *self, enum gdbpy_iter_kind kind) | |
1261 | { | |
1262 | typy_iterator_object *typy_iter_obj; | |
1263 | ||
9cc10fd1 PK |
1264 | /* Check that "self" is a structure or union type. */ |
1265 | if (typy_get_composite (((type_object *) self)->type) == NULL) | |
1266 | return NULL; | |
256458bc | 1267 | |
a73bb892 PK |
1268 | typy_iter_obj = PyObject_New (typy_iterator_object, |
1269 | &type_iterator_object_type); | |
1270 | if (typy_iter_obj == NULL) | |
1271 | return NULL; | |
1272 | ||
1273 | typy_iter_obj->field = 0; | |
1274 | typy_iter_obj->kind = kind; | |
1275 | Py_INCREF (self); | |
1276 | typy_iter_obj->source = (type_object *) self; | |
1277 | ||
1278 | return (PyObject *) typy_iter_obj; | |
1279 | } | |
1280 | ||
1281 | /* iteritems() method. */ | |
1282 | ||
1283 | static PyObject * | |
1284 | typy_iteritems (PyObject *self, PyObject *args) | |
1285 | { | |
1286 | return typy_make_iter (self, iter_items); | |
1287 | } | |
1288 | ||
1289 | /* iterkeys() method. */ | |
1290 | ||
1291 | static PyObject * | |
1292 | typy_iterkeys (PyObject *self, PyObject *args) | |
1293 | { | |
1294 | return typy_make_iter (self, iter_keys); | |
1295 | } | |
1296 | ||
1297 | /* Iterating over the class, same as iterkeys except for the function | |
1298 | signature. */ | |
1299 | ||
1300 | static PyObject * | |
1301 | typy_iter (PyObject *self) | |
1302 | { | |
1303 | return typy_make_iter (self, iter_keys); | |
1304 | } | |
1305 | ||
1306 | /* itervalues() method. */ | |
1307 | ||
1308 | static PyObject * | |
1309 | typy_itervalues (PyObject *self, PyObject *args) | |
1310 | { | |
1311 | return typy_make_iter (self, iter_values); | |
1312 | } | |
1313 | ||
1314 | /* Return a reference to the type iterator. */ | |
1315 | ||
1316 | static PyObject * | |
1317 | typy_iterator_iter (PyObject *self) | |
1318 | { | |
1319 | Py_INCREF (self); | |
1320 | return self; | |
1321 | } | |
1322 | ||
1323 | /* Return the next field in the iteration through the list of fields | |
1324 | of the type. */ | |
1325 | ||
1326 | static PyObject * | |
1327 | typy_iterator_iternext (PyObject *self) | |
1328 | { | |
1329 | typy_iterator_object *iter_obj = (typy_iterator_object *) self; | |
1330 | struct type *type = iter_obj->source->type; | |
256458bc | 1331 | |
1f704f76 | 1332 | if (iter_obj->field < type->num_fields ()) |
a73bb892 | 1333 | { |
1b20edf0 TT |
1334 | gdbpy_ref<> result = make_fielditem (type, iter_obj->field, |
1335 | iter_obj->kind); | |
a73bb892 PK |
1336 | if (result != NULL) |
1337 | iter_obj->field++; | |
1b20edf0 | 1338 | return result.release (); |
a73bb892 PK |
1339 | } |
1340 | ||
1341 | return NULL; | |
1342 | } | |
1343 | ||
1344 | static void | |
1345 | typy_iterator_dealloc (PyObject *obj) | |
1346 | { | |
1347 | typy_iterator_object *iter_obj = (typy_iterator_object *) obj; | |
1348 | ||
1349 | Py_DECREF (iter_obj->source); | |
2e953aca | 1350 | Py_TYPE (obj)->tp_free (obj); |
a73bb892 PK |
1351 | } |
1352 | ||
2c74e833 TT |
1353 | /* Create a new Type referring to TYPE. */ |
1354 | PyObject * | |
1355 | type_to_type_object (struct type *type) | |
1356 | { | |
1357 | type_object *type_obj; | |
1358 | ||
5d63b30a TT |
1359 | try |
1360 | { | |
1361 | /* Try not to let stub types leak out to Python. */ | |
e46d3488 | 1362 | if (type->is_stub ()) |
5d63b30a TT |
1363 | type = check_typedef (type); |
1364 | } | |
1365 | catch (...) | |
1366 | { | |
1367 | /* Just ignore failures in check_typedef. */ | |
1368 | } | |
1369 | ||
2c74e833 TT |
1370 | type_obj = PyObject_New (type_object, &type_object_type); |
1371 | if (type_obj) | |
1372 | set_type (type_obj, type); | |
1373 | ||
1374 | return (PyObject *) type_obj; | |
1375 | } | |
1376 | ||
1377 | struct type * | |
1378 | type_object_to_type (PyObject *obj) | |
1379 | { | |
1380 | if (! PyObject_TypeCheck (obj, &type_object_type)) | |
1381 | return NULL; | |
1382 | return ((type_object *) obj)->type; | |
1383 | } | |
1384 | ||
1385 | \f | |
1386 | ||
1387 | /* Implementation of gdb.lookup_type. */ | |
1388 | PyObject * | |
1389 | gdbpy_lookup_type (PyObject *self, PyObject *args, PyObject *kw) | |
1390 | { | |
2adadf51 | 1391 | static const char *keywords[] = { "name", "block", NULL }; |
ddd49eee | 1392 | const char *type_name = NULL; |
2c74e833 | 1393 | struct type *type = NULL; |
5107b149 | 1394 | PyObject *block_obj = NULL; |
9df2fbc4 | 1395 | const struct block *block = NULL; |
2c74e833 | 1396 | |
2adadf51 PA |
1397 | if (!gdb_PyArg_ParseTupleAndKeywords (args, kw, "s|O", keywords, |
1398 | &type_name, &block_obj)) | |
2c74e833 TT |
1399 | return NULL; |
1400 | ||
5107b149 PM |
1401 | if (block_obj) |
1402 | { | |
1403 | block = block_object_to_block (block_obj); | |
1404 | if (! block) | |
1405 | { | |
1406 | PyErr_SetString (PyExc_RuntimeError, | |
1407 | _("'block' argument must be a Block.")); | |
1408 | return NULL; | |
1409 | } | |
1410 | } | |
1411 | ||
1412 | type = typy_lookup_typename (type_name, block); | |
2c74e833 TT |
1413 | if (! type) |
1414 | return NULL; | |
1415 | ||
8833fbf0 | 1416 | return type_to_type_object (type); |
2c74e833 TT |
1417 | } |
1418 | ||
999633ed | 1419 | int |
2c74e833 TT |
1420 | gdbpy_initialize_types (void) |
1421 | { | |
1422 | int i; | |
1423 | ||
1424 | typy_objfile_data_key | |
c1bd65d0 | 1425 | = register_objfile_data_with_cleanup (save_objfile_types, NULL); |
2c74e833 TT |
1426 | |
1427 | if (PyType_Ready (&type_object_type) < 0) | |
999633ed | 1428 | return -1; |
2c74e833 | 1429 | if (PyType_Ready (&field_object_type) < 0) |
999633ed | 1430 | return -1; |
a73bb892 | 1431 | if (PyType_Ready (&type_iterator_object_type) < 0) |
999633ed | 1432 | return -1; |
2c74e833 TT |
1433 | |
1434 | for (i = 0; pyty_codes[i].name; ++i) | |
1435 | { | |
6c28e44a | 1436 | if (PyModule_AddIntConstant (gdb_module, pyty_codes[i].name, |
2c74e833 | 1437 | pyty_codes[i].code) < 0) |
999633ed | 1438 | return -1; |
2c74e833 TT |
1439 | } |
1440 | ||
aa36459a TT |
1441 | if (gdb_pymodule_addobject (gdb_module, "Type", |
1442 | (PyObject *) &type_object_type) < 0) | |
999633ed | 1443 | return -1; |
2c74e833 | 1444 | |
aa36459a TT |
1445 | if (gdb_pymodule_addobject (gdb_module, "TypeIterator", |
1446 | (PyObject *) &type_iterator_object_type) < 0) | |
999633ed | 1447 | return -1; |
a73bb892 | 1448 | |
aa36459a TT |
1449 | return gdb_pymodule_addobject (gdb_module, "Field", |
1450 | (PyObject *) &field_object_type); | |
2c74e833 TT |
1451 | } |
1452 | ||
1453 | \f | |
1454 | ||
0d1f4ceb | 1455 | static gdb_PyGetSetDef type_object_getset[] = |
2c74e833 | 1456 | { |
6d7bb824 TT |
1457 | { "alignof", typy_get_alignof, NULL, |
1458 | "The alignment of this type, in bytes.", NULL }, | |
2c74e833 TT |
1459 | { "code", typy_get_code, NULL, |
1460 | "The code for this type.", NULL }, | |
1acda803 TT |
1461 | { "dynamic", typy_get_dynamic, NULL, |
1462 | "Whether this type is dynamic.", NULL }, | |
c0d48811 JB |
1463 | { "name", typy_get_name, NULL, |
1464 | "The name for this type, or None.", NULL }, | |
2c74e833 TT |
1465 | { "sizeof", typy_get_sizeof, NULL, |
1466 | "The size of this type, in bytes.", NULL }, | |
1467 | { "tag", typy_get_tag, NULL, | |
1468 | "The tag name for this type, or None.", NULL }, | |
e1f2e1a2 CB |
1469 | { "objfile", typy_get_objfile, NULL, |
1470 | "The objfile this type was defined in, or None.", NULL }, | |
2c74e833 TT |
1471 | { NULL } |
1472 | }; | |
1473 | ||
1474 | static PyMethodDef type_object_methods[] = | |
1475 | { | |
702c2711 | 1476 | { "array", typy_array, METH_VARARGS, |
f28c316a DE |
1477 | "array ([LOW_BOUND,] HIGH_BOUND) -> Type\n\ |
1478 | Return a type which represents an array of objects of this type.\n\ | |
1479 | The bounds of the array are [LOW_BOUND, HIGH_BOUND] inclusive.\n\ | |
1480 | If LOW_BOUND is omitted, a value of zero is used." }, | |
a72c3253 DE |
1481 | { "vector", typy_vector, METH_VARARGS, |
1482 | "vector ([LOW_BOUND,] HIGH_BOUND) -> Type\n\ | |
1483 | Return a type which represents a vector of objects of this type.\n\ | |
1484 | The bounds of the array are [LOW_BOUND, HIGH_BOUND] inclusive.\n\ | |
1485 | If LOW_BOUND is omitted, a value of zero is used.\n\ | |
1486 | Vectors differ from arrays in that if the current language has C-style\n\ | |
1487 | arrays, vectors don't decay to a pointer to the first element.\n\ | |
1488 | They are first class values." }, | |
a73bb892 PK |
1489 | { "__contains__", typy_has_key, METH_VARARGS, |
1490 | "T.__contains__(k) -> True if T has a field named k, else False" }, | |
2c74e833 TT |
1491 | { "const", typy_const, METH_NOARGS, |
1492 | "const () -> Type\n\ | |
1493 | Return a const variant of this type." }, | |
59fb7612 SS |
1494 | { "optimized_out", typy_optimized_out, METH_NOARGS, |
1495 | "optimized_out() -> Value\n\ | |
1496 | Return optimized out value of this type." }, | |
2c74e833 | 1497 | { "fields", typy_fields, METH_NOARGS, |
a73bb892 PK |
1498 | "fields () -> list\n\ |
1499 | Return a list holding all the fields of this type.\n\ | |
1500 | Each field is a gdb.Field object." }, | |
1501 | { "get", typy_get, METH_VARARGS, | |
1502 | "T.get(k[,default]) -> returns field named k in T, if it exists;\n\ | |
1503 | otherwise returns default, if supplied, or None if not." }, | |
1504 | { "has_key", typy_has_key, METH_VARARGS, | |
1505 | "T.has_key(k) -> True if T has a field named k, else False" }, | |
1506 | { "items", typy_items, METH_NOARGS, | |
1507 | "items () -> list\n\ | |
1508 | Return a list of (name, field) pairs of this type.\n\ | |
1509 | Each field is a gdb.Field object." }, | |
1510 | { "iteritems", typy_iteritems, METH_NOARGS, | |
1511 | "iteritems () -> an iterator over the (name, field)\n\ | |
1512 | pairs of this type. Each field is a gdb.Field object." }, | |
1513 | { "iterkeys", typy_iterkeys, METH_NOARGS, | |
1514 | "iterkeys () -> an iterator over the field names of this type." }, | |
1515 | { "itervalues", typy_itervalues, METH_NOARGS, | |
1516 | "itervalues () -> an iterator over the fields of this type.\n\ | |
1517 | Each field is a gdb.Field object." }, | |
1518 | { "keys", typy_field_names, METH_NOARGS, | |
1519 | "keys () -> list\n\ | |
1520 | Return a list holding all the fields names of this type." }, | |
2c74e833 TT |
1521 | { "pointer", typy_pointer, METH_NOARGS, |
1522 | "pointer () -> Type\n\ | |
1523 | Return a type of pointer to this type." }, | |
361ae042 PM |
1524 | { "range", typy_range, METH_NOARGS, |
1525 | "range () -> tuple\n\ | |
1526 | Return a tuple containing the lower and upper range for this type."}, | |
2c74e833 TT |
1527 | { "reference", typy_reference, METH_NOARGS, |
1528 | "reference () -> Type\n\ | |
1529 | Return a type of reference to this type." }, | |
1530 | { "strip_typedefs", typy_strip_typedefs, METH_NOARGS, | |
1531 | "strip_typedefs () -> Type\n\ | |
1532 | Return a type formed by stripping this type of all typedefs."}, | |
1533 | { "target", typy_target, METH_NOARGS, | |
1534 | "target () -> Type\n\ | |
1535 | Return the target type of this type." }, | |
1536 | { "template_argument", typy_template_argument, METH_VARARGS, | |
5107b149 | 1537 | "template_argument (arg, [block]) -> Type\n\ |
2c74e833 TT |
1538 | Return the type of a template argument." }, |
1539 | { "unqualified", typy_unqualified, METH_NOARGS, | |
1540 | "unqualified () -> Type\n\ | |
1541 | Return a variant of this type without const or volatile attributes." }, | |
9cc10fd1 | 1542 | { "values", typy_values, METH_NOARGS, |
a73bb892 PK |
1543 | "values () -> list\n\ |
1544 | Return a list holding all the fields of this type.\n\ | |
1545 | Each field is a gdb.Field object." }, | |
2c74e833 TT |
1546 | { "volatile", typy_volatile, METH_NOARGS, |
1547 | "volatile () -> Type\n\ | |
1548 | Return a volatile variant of this type" }, | |
1549 | { NULL } | |
1550 | }; | |
1551 | ||
9cc10fd1 PK |
1552 | static PyNumberMethods type_object_as_number = { |
1553 | NULL, /* nb_add */ | |
1554 | NULL, /* nb_subtract */ | |
1555 | NULL, /* nb_multiply */ | |
9a27f2c6 | 1556 | #ifndef IS_PY3K |
9cc10fd1 | 1557 | NULL, /* nb_divide */ |
9a27f2c6 | 1558 | #endif |
9cc10fd1 PK |
1559 | NULL, /* nb_remainder */ |
1560 | NULL, /* nb_divmod */ | |
1561 | NULL, /* nb_power */ | |
1562 | NULL, /* nb_negative */ | |
1563 | NULL, /* nb_positive */ | |
1564 | NULL, /* nb_absolute */ | |
1565 | typy_nonzero, /* nb_nonzero */ | |
1566 | NULL, /* nb_invert */ | |
1567 | NULL, /* nb_lshift */ | |
1568 | NULL, /* nb_rshift */ | |
1569 | NULL, /* nb_and */ | |
1570 | NULL, /* nb_xor */ | |
1571 | NULL, /* nb_or */ | |
9a27f2c6 PK |
1572 | #ifdef IS_PY3K |
1573 | NULL, /* nb_int */ | |
1574 | NULL, /* reserved */ | |
1575 | #else | |
9cc10fd1 PK |
1576 | NULL, /* nb_coerce */ |
1577 | NULL, /* nb_int */ | |
1578 | NULL, /* nb_long */ | |
9a27f2c6 | 1579 | #endif |
9cc10fd1 | 1580 | NULL, /* nb_float */ |
9a27f2c6 | 1581 | #ifndef IS_PY3K |
9cc10fd1 PK |
1582 | NULL, /* nb_oct */ |
1583 | NULL /* nb_hex */ | |
9a27f2c6 | 1584 | #endif |
9cc10fd1 PK |
1585 | }; |
1586 | ||
a73bb892 PK |
1587 | static PyMappingMethods typy_mapping = { |
1588 | typy_length, | |
1589 | typy_getitem, | |
1590 | NULL /* no "set" method */ | |
1591 | }; | |
1592 | ||
e36122e9 | 1593 | PyTypeObject type_object_type = |
2c74e833 | 1594 | { |
9a27f2c6 | 1595 | PyVarObject_HEAD_INIT (NULL, 0) |
2c74e833 TT |
1596 | "gdb.Type", /*tp_name*/ |
1597 | sizeof (type_object), /*tp_basicsize*/ | |
1598 | 0, /*tp_itemsize*/ | |
1599 | typy_dealloc, /*tp_dealloc*/ | |
1600 | 0, /*tp_print*/ | |
1601 | 0, /*tp_getattr*/ | |
1602 | 0, /*tp_setattr*/ | |
1603 | 0, /*tp_compare*/ | |
1604 | 0, /*tp_repr*/ | |
9cc10fd1 | 1605 | &type_object_as_number, /*tp_as_number*/ |
2c74e833 | 1606 | 0, /*tp_as_sequence*/ |
a73bb892 | 1607 | &typy_mapping, /*tp_as_mapping*/ |
2c74e833 TT |
1608 | 0, /*tp_hash */ |
1609 | 0, /*tp_call*/ | |
1610 | typy_str, /*tp_str*/ | |
1611 | 0, /*tp_getattro*/ | |
1612 | 0, /*tp_setattro*/ | |
1613 | 0, /*tp_as_buffer*/ | |
1614 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
1615 | "GDB type object", /* tp_doc */ | |
1616 | 0, /* tp_traverse */ | |
1617 | 0, /* tp_clear */ | |
d839c8a4 | 1618 | typy_richcompare, /* tp_richcompare */ |
2c74e833 | 1619 | 0, /* tp_weaklistoffset */ |
a73bb892 | 1620 | typy_iter, /* tp_iter */ |
2c74e833 TT |
1621 | 0, /* tp_iternext */ |
1622 | type_object_methods, /* tp_methods */ | |
1623 | 0, /* tp_members */ | |
1624 | type_object_getset, /* tp_getset */ | |
1625 | 0, /* tp_base */ | |
1626 | 0, /* tp_dict */ | |
1627 | 0, /* tp_descr_get */ | |
1628 | 0, /* tp_descr_set */ | |
1629 | 0, /* tp_dictoffset */ | |
1630 | 0, /* tp_init */ | |
1631 | 0, /* tp_alloc */ | |
1632 | 0, /* tp_new */ | |
1633 | }; | |
1634 | ||
0d1f4ceb | 1635 | static gdb_PyGetSetDef field_object_getset[] = |
2e8265fd TT |
1636 | { |
1637 | { "__dict__", gdb_py_generic_dict, NULL, | |
1638 | "The __dict__ for this field.", &field_object_type }, | |
1639 | { NULL } | |
1640 | }; | |
1641 | ||
e36122e9 | 1642 | PyTypeObject field_object_type = |
2c74e833 | 1643 | { |
9a27f2c6 | 1644 | PyVarObject_HEAD_INIT (NULL, 0) |
2c74e833 TT |
1645 | "gdb.Field", /*tp_name*/ |
1646 | sizeof (field_object), /*tp_basicsize*/ | |
1647 | 0, /*tp_itemsize*/ | |
1648 | field_dealloc, /*tp_dealloc*/ | |
1649 | 0, /*tp_print*/ | |
1650 | 0, /*tp_getattr*/ | |
1651 | 0, /*tp_setattr*/ | |
1652 | 0, /*tp_compare*/ | |
1653 | 0, /*tp_repr*/ | |
1654 | 0, /*tp_as_number*/ | |
1655 | 0, /*tp_as_sequence*/ | |
1656 | 0, /*tp_as_mapping*/ | |
1657 | 0, /*tp_hash */ | |
1658 | 0, /*tp_call*/ | |
1659 | 0, /*tp_str*/ | |
1660 | 0, /*tp_getattro*/ | |
1661 | 0, /*tp_setattro*/ | |
1662 | 0, /*tp_as_buffer*/ | |
1663 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
1664 | "GDB field object", /* tp_doc */ | |
1665 | 0, /* tp_traverse */ | |
1666 | 0, /* tp_clear */ | |
1667 | 0, /* tp_richcompare */ | |
1668 | 0, /* tp_weaklistoffset */ | |
1669 | 0, /* tp_iter */ | |
1670 | 0, /* tp_iternext */ | |
1671 | 0, /* tp_methods */ | |
1672 | 0, /* tp_members */ | |
2e8265fd | 1673 | field_object_getset, /* tp_getset */ |
2c74e833 TT |
1674 | 0, /* tp_base */ |
1675 | 0, /* tp_dict */ | |
1676 | 0, /* tp_descr_get */ | |
1677 | 0, /* tp_descr_set */ | |
1678 | offsetof (field_object, dict), /* tp_dictoffset */ | |
1679 | 0, /* tp_init */ | |
1680 | 0, /* tp_alloc */ | |
1681 | 0, /* tp_new */ | |
1682 | }; | |
a73bb892 | 1683 | |
e36122e9 | 1684 | PyTypeObject type_iterator_object_type = { |
9a27f2c6 | 1685 | PyVarObject_HEAD_INIT (NULL, 0) |
a73bb892 PK |
1686 | "gdb.TypeIterator", /*tp_name*/ |
1687 | sizeof (typy_iterator_object), /*tp_basicsize*/ | |
1688 | 0, /*tp_itemsize*/ | |
1689 | typy_iterator_dealloc, /*tp_dealloc*/ | |
1690 | 0, /*tp_print*/ | |
1691 | 0, /*tp_getattr*/ | |
1692 | 0, /*tp_setattr*/ | |
1693 | 0, /*tp_compare*/ | |
1694 | 0, /*tp_repr*/ | |
1695 | 0, /*tp_as_number*/ | |
1696 | 0, /*tp_as_sequence*/ | |
1697 | 0, /*tp_as_mapping*/ | |
1698 | 0, /*tp_hash */ | |
1699 | 0, /*tp_call*/ | |
1700 | 0, /*tp_str*/ | |
1701 | 0, /*tp_getattro*/ | |
1702 | 0, /*tp_setattro*/ | |
1703 | 0, /*tp_as_buffer*/ | |
1704 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, /*tp_flags*/ | |
1705 | "GDB type iterator object", /*tp_doc */ | |
1706 | 0, /*tp_traverse */ | |
1707 | 0, /*tp_clear */ | |
1708 | 0, /*tp_richcompare */ | |
1709 | 0, /*tp_weaklistoffset */ | |
1710 | typy_iterator_iter, /*tp_iter */ | |
1711 | typy_iterator_iternext, /*tp_iternext */ | |
1712 | 0 /*tp_methods */ | |
1713 | }; |