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Commit | Line | Data |
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2f28d2ff AL |
1 | /* |
2 | * QEMU Object Model | |
3 | * | |
4 | * Copyright IBM, Corp. 2011 | |
5 | * | |
6 | * Authors: | |
7 | * Anthony Liguori <aliguori@us.ibm.com> | |
8 | * | |
9 | * This work is licensed under the terms of the GNU GPL, version 2 or later. | |
10 | * See the COPYING file in the top-level directory. | |
11 | */ | |
12 | ||
9bbc853b | 13 | #include "qemu/osdep.h" |
13d4ff07 | 14 | #include "hw/qdev-core.h" |
da34e65c | 15 | #include "qapi/error.h" |
14cccb61 | 16 | #include "qom/object.h" |
a31bdae5 | 17 | #include "qom/object_interfaces.h" |
f348b6d1 | 18 | #include "qemu/cutils.h" |
7b1b5d19 | 19 | #include "qapi/visitor.h" |
b2cd7dee PB |
20 | #include "qapi/string-input-visitor.h" |
21 | #include "qapi/string-output-visitor.h" | |
0e76ed0a | 22 | #include "qapi/qobject-input-visitor.h" |
eb815e24 | 23 | #include "qapi/qapi-builtin-visit.h" |
7b1b5d19 | 24 | #include "qapi/qmp/qerror.h" |
0e76ed0a | 25 | #include "qapi/qmp/qjson.h" |
fa131d94 | 26 | #include "trace.h" |
2f28d2ff | 27 | |
7b7b7d18 PB |
28 | /* TODO: replace QObject with a simpler visitor to avoid a dependency |
29 | * of the QOM core on QObject? */ | |
14cccb61 | 30 | #include "qom/qom-qobject.h" |
7b1b5d19 | 31 | #include "qapi/qmp/qbool.h" |
15280c36 | 32 | #include "qapi/qmp/qnum.h" |
7b1b5d19 | 33 | #include "qapi/qmp/qstring.h" |
e02bdf1c | 34 | #include "qemu/error-report.h" |
7b7b7d18 | 35 | |
2f28d2ff AL |
36 | #define MAX_INTERFACES 32 |
37 | ||
38 | typedef struct InterfaceImpl InterfaceImpl; | |
39 | typedef struct TypeImpl TypeImpl; | |
40 | ||
41 | struct InterfaceImpl | |
42 | { | |
33e95c63 | 43 | const char *typename; |
2f28d2ff AL |
44 | }; |
45 | ||
46 | struct TypeImpl | |
47 | { | |
48 | const char *name; | |
49 | ||
50 | size_t class_size; | |
51 | ||
52 | size_t instance_size; | |
53 | ||
54 | void (*class_init)(ObjectClass *klass, void *data); | |
3b50e311 | 55 | void (*class_base_init)(ObjectClass *klass, void *data); |
2f28d2ff AL |
56 | |
57 | void *class_data; | |
58 | ||
59 | void (*instance_init)(Object *obj); | |
8231c2dd | 60 | void (*instance_post_init)(Object *obj); |
2f28d2ff AL |
61 | void (*instance_finalize)(Object *obj); |
62 | ||
63 | bool abstract; | |
64 | ||
65 | const char *parent; | |
66 | TypeImpl *parent_type; | |
67 | ||
68 | ObjectClass *class; | |
69 | ||
70 | int num_interfaces; | |
71 | InterfaceImpl interfaces[MAX_INTERFACES]; | |
72 | }; | |
73 | ||
9970bd88 PB |
74 | static Type type_interface; |
75 | ||
2f28d2ff AL |
76 | static GHashTable *type_table_get(void) |
77 | { | |
78 | static GHashTable *type_table; | |
79 | ||
80 | if (type_table == NULL) { | |
81 | type_table = g_hash_table_new(g_str_hash, g_str_equal); | |
82 | } | |
83 | ||
84 | return type_table; | |
85 | } | |
86 | ||
f54c19ca HP |
87 | static bool enumerating_types; |
88 | ||
2f28d2ff AL |
89 | static void type_table_add(TypeImpl *ti) |
90 | { | |
f54c19ca | 91 | assert(!enumerating_types); |
2f28d2ff AL |
92 | g_hash_table_insert(type_table_get(), (void *)ti->name, ti); |
93 | } | |
94 | ||
95 | static TypeImpl *type_table_lookup(const char *name) | |
96 | { | |
97 | return g_hash_table_lookup(type_table_get(), name); | |
98 | } | |
99 | ||
b061dc41 | 100 | static TypeImpl *type_new(const TypeInfo *info) |
2f28d2ff AL |
101 | { |
102 | TypeImpl *ti = g_malloc0(sizeof(*ti)); | |
33e95c63 | 103 | int i; |
2f28d2ff AL |
104 | |
105 | g_assert(info->name != NULL); | |
106 | ||
73093354 AL |
107 | if (type_table_lookup(info->name) != NULL) { |
108 | fprintf(stderr, "Registering `%s' which already exists\n", info->name); | |
109 | abort(); | |
110 | } | |
111 | ||
2f28d2ff AL |
112 | ti->name = g_strdup(info->name); |
113 | ti->parent = g_strdup(info->parent); | |
114 | ||
115 | ti->class_size = info->class_size; | |
116 | ti->instance_size = info->instance_size; | |
117 | ||
118 | ti->class_init = info->class_init; | |
3b50e311 | 119 | ti->class_base_init = info->class_base_init; |
2f28d2ff AL |
120 | ti->class_data = info->class_data; |
121 | ||
122 | ti->instance_init = info->instance_init; | |
8231c2dd | 123 | ti->instance_post_init = info->instance_post_init; |
2f28d2ff AL |
124 | ti->instance_finalize = info->instance_finalize; |
125 | ||
126 | ti->abstract = info->abstract; | |
127 | ||
33e95c63 AL |
128 | for (i = 0; info->interfaces && info->interfaces[i].type; i++) { |
129 | ti->interfaces[i].typename = g_strdup(info->interfaces[i].type); | |
2f28d2ff | 130 | } |
33e95c63 | 131 | ti->num_interfaces = i; |
2f28d2ff | 132 | |
b061dc41 PB |
133 | return ti; |
134 | } | |
2f28d2ff | 135 | |
b061dc41 PB |
136 | static TypeImpl *type_register_internal(const TypeInfo *info) |
137 | { | |
138 | TypeImpl *ti; | |
139 | ti = type_new(info); | |
140 | ||
141 | type_table_add(ti); | |
2f28d2ff AL |
142 | return ti; |
143 | } | |
144 | ||
049cb3cf PB |
145 | TypeImpl *type_register(const TypeInfo *info) |
146 | { | |
147 | assert(info->parent); | |
148 | return type_register_internal(info); | |
149 | } | |
150 | ||
2f28d2ff AL |
151 | TypeImpl *type_register_static(const TypeInfo *info) |
152 | { | |
153 | return type_register(info); | |
154 | } | |
155 | ||
aa04c9d2 IM |
156 | void type_register_static_array(const TypeInfo *infos, int nr_infos) |
157 | { | |
158 | int i; | |
159 | ||
160 | for (i = 0; i < nr_infos; i++) { | |
161 | type_register_static(&infos[i]); | |
162 | } | |
163 | } | |
164 | ||
2f28d2ff AL |
165 | static TypeImpl *type_get_by_name(const char *name) |
166 | { | |
167 | if (name == NULL) { | |
168 | return NULL; | |
169 | } | |
170 | ||
171 | return type_table_lookup(name); | |
172 | } | |
173 | ||
174 | static TypeImpl *type_get_parent(TypeImpl *type) | |
175 | { | |
176 | if (!type->parent_type && type->parent) { | |
177 | type->parent_type = type_get_by_name(type->parent); | |
89d337fd PMD |
178 | if (!type->parent_type) { |
179 | fprintf(stderr, "Type '%s' is missing its parent '%s'\n", | |
180 | type->name, type->parent); | |
181 | abort(); | |
182 | } | |
2f28d2ff AL |
183 | } |
184 | ||
185 | return type->parent_type; | |
186 | } | |
187 | ||
188 | static bool type_has_parent(TypeImpl *type) | |
189 | { | |
190 | return (type->parent != NULL); | |
191 | } | |
192 | ||
193 | static size_t type_class_get_size(TypeImpl *ti) | |
194 | { | |
195 | if (ti->class_size) { | |
196 | return ti->class_size; | |
197 | } | |
198 | ||
199 | if (type_has_parent(ti)) { | |
200 | return type_class_get_size(type_get_parent(ti)); | |
201 | } | |
202 | ||
203 | return sizeof(ObjectClass); | |
204 | } | |
205 | ||
aca59af6 IM |
206 | static size_t type_object_get_size(TypeImpl *ti) |
207 | { | |
208 | if (ti->instance_size) { | |
209 | return ti->instance_size; | |
210 | } | |
211 | ||
212 | if (type_has_parent(ti)) { | |
213 | return type_object_get_size(type_get_parent(ti)); | |
214 | } | |
215 | ||
216 | return 0; | |
217 | } | |
218 | ||
3f97b53a BR |
219 | size_t object_type_get_instance_size(const char *typename) |
220 | { | |
221 | TypeImpl *type = type_get_by_name(typename); | |
222 | ||
223 | g_assert(type != NULL); | |
224 | return type_object_get_size(type); | |
225 | } | |
226 | ||
33e95c63 | 227 | static bool type_is_ancestor(TypeImpl *type, TypeImpl *target_type) |
2f28d2ff | 228 | { |
33e95c63 AL |
229 | assert(target_type); |
230 | ||
b30d8054 | 231 | /* Check if target_type is a direct ancestor of type */ |
33e95c63 AL |
232 | while (type) { |
233 | if (type == target_type) { | |
234 | return true; | |
235 | } | |
2f28d2ff | 236 | |
33e95c63 AL |
237 | type = type_get_parent(type); |
238 | } | |
239 | ||
240 | return false; | |
241 | } | |
242 | ||
243 | static void type_initialize(TypeImpl *ti); | |
244 | ||
b061dc41 PB |
245 | static void type_initialize_interface(TypeImpl *ti, TypeImpl *interface_type, |
246 | TypeImpl *parent_type) | |
33e95c63 AL |
247 | { |
248 | InterfaceClass *new_iface; | |
249 | TypeInfo info = { }; | |
250 | TypeImpl *iface_impl; | |
251 | ||
b061dc41 PB |
252 | info.parent = parent_type->name; |
253 | info.name = g_strdup_printf("%s::%s", ti->name, interface_type->name); | |
33e95c63 AL |
254 | info.abstract = true; |
255 | ||
b061dc41 PB |
256 | iface_impl = type_new(&info); |
257 | iface_impl->parent_type = parent_type; | |
33e95c63 AL |
258 | type_initialize(iface_impl); |
259 | g_free((char *)info.name); | |
260 | ||
261 | new_iface = (InterfaceClass *)iface_impl->class; | |
262 | new_iface->concrete_class = ti->class; | |
b061dc41 | 263 | new_iface->interface_type = interface_type; |
33e95c63 | 264 | |
3d91293e | 265 | ti->class->interfaces = g_slist_append(ti->class->interfaces, new_iface); |
2f28d2ff AL |
266 | } |
267 | ||
16bf7f52 DB |
268 | static void object_property_free(gpointer data) |
269 | { | |
270 | ObjectProperty *prop = data; | |
271 | ||
0e76ed0a MAL |
272 | if (prop->defval) { |
273 | qobject_unref(prop->defval); | |
274 | prop->defval = NULL; | |
275 | } | |
16bf7f52 DB |
276 | g_free(prop->name); |
277 | g_free(prop->type); | |
278 | g_free(prop->description); | |
279 | g_free(prop); | |
280 | } | |
281 | ||
ac451033 | 282 | static void type_initialize(TypeImpl *ti) |
2f28d2ff | 283 | { |
745549c8 | 284 | TypeImpl *parent; |
2f28d2ff AL |
285 | |
286 | if (ti->class) { | |
287 | return; | |
288 | } | |
289 | ||
290 | ti->class_size = type_class_get_size(ti); | |
aca59af6 | 291 | ti->instance_size = type_object_get_size(ti); |
1c6d75d5 EH |
292 | /* Any type with zero instance_size is implicitly abstract. |
293 | * This means interface types are all abstract. | |
294 | */ | |
295 | if (ti->instance_size == 0) { | |
296 | ti->abstract = true; | |
297 | } | |
422ca143 MAL |
298 | if (type_is_ancestor(ti, type_interface)) { |
299 | assert(ti->instance_size == 0); | |
300 | assert(ti->abstract); | |
301 | assert(!ti->instance_init); | |
302 | assert(!ti->instance_post_init); | |
303 | assert(!ti->instance_finalize); | |
304 | assert(!ti->num_interfaces); | |
305 | } | |
2f28d2ff | 306 | ti->class = g_malloc0(ti->class_size); |
2f28d2ff | 307 | |
745549c8 PB |
308 | parent = type_get_parent(ti); |
309 | if (parent) { | |
ac451033 | 310 | type_initialize(parent); |
33e95c63 AL |
311 | GSList *e; |
312 | int i; | |
2f28d2ff | 313 | |
719a3077 | 314 | g_assert(parent->class_size <= ti->class_size); |
d5e633fc | 315 | g_assert(parent->instance_size <= ti->instance_size); |
745549c8 | 316 | memcpy(ti->class, parent->class, parent->class_size); |
3e407de4 | 317 | ti->class->interfaces = NULL; |
33e95c63 AL |
318 | |
319 | for (e = parent->class->interfaces; e; e = e->next) { | |
b061dc41 PB |
320 | InterfaceClass *iface = e->data; |
321 | ObjectClass *klass = OBJECT_CLASS(iface); | |
322 | ||
323 | type_initialize_interface(ti, iface->interface_type, klass->type); | |
33e95c63 AL |
324 | } |
325 | ||
326 | for (i = 0; i < ti->num_interfaces; i++) { | |
327 | TypeImpl *t = type_get_by_name(ti->interfaces[i].typename); | |
a9ee3a9e PMD |
328 | if (!t) { |
329 | error_report("missing interface '%s' for object '%s'", | |
330 | ti->interfaces[i].typename, parent->name); | |
331 | abort(); | |
332 | } | |
33e95c63 AL |
333 | for (e = ti->class->interfaces; e; e = e->next) { |
334 | TypeImpl *target_type = OBJECT_CLASS(e->data)->type; | |
335 | ||
336 | if (type_is_ancestor(target_type, t)) { | |
337 | break; | |
338 | } | |
339 | } | |
340 | ||
341 | if (e) { | |
342 | continue; | |
343 | } | |
344 | ||
b061dc41 | 345 | type_initialize_interface(ti, t, t); |
33e95c63 | 346 | } |
745549c8 | 347 | } |
2f28d2ff | 348 | |
e5a0cc5e MY |
349 | ti->class->properties = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, |
350 | object_property_free); | |
351 | ||
745549c8 | 352 | ti->class->type = ti; |
3b50e311 | 353 | |
745549c8 PB |
354 | while (parent) { |
355 | if (parent->class_base_init) { | |
356 | parent->class_base_init(ti->class, ti->class_data); | |
3b50e311 | 357 | } |
745549c8 | 358 | parent = type_get_parent(parent); |
2f28d2ff AL |
359 | } |
360 | ||
2f28d2ff AL |
361 | if (ti->class_init) { |
362 | ti->class_init(ti->class, ti->class_data); | |
363 | } | |
2f28d2ff AL |
364 | } |
365 | ||
366 | static void object_init_with_type(Object *obj, TypeImpl *ti) | |
367 | { | |
2f28d2ff AL |
368 | if (type_has_parent(ti)) { |
369 | object_init_with_type(obj, type_get_parent(ti)); | |
370 | } | |
371 | ||
2f28d2ff AL |
372 | if (ti->instance_init) { |
373 | ti->instance_init(obj); | |
374 | } | |
375 | } | |
376 | ||
8231c2dd EH |
377 | static void object_post_init_with_type(Object *obj, TypeImpl *ti) |
378 | { | |
379 | if (ti->instance_post_init) { | |
380 | ti->instance_post_init(obj); | |
381 | } | |
382 | ||
383 | if (type_has_parent(ti)) { | |
384 | object_post_init_with_type(obj, type_get_parent(ti)); | |
385 | } | |
386 | } | |
387 | ||
6fd5bef1 MA |
388 | bool object_apply_global_props(Object *obj, const GPtrArray *props, |
389 | Error **errp) | |
ea9ce893 | 390 | { |
ea9ce893 MAL |
391 | int i; |
392 | ||
393 | if (!props) { | |
6fd5bef1 | 394 | return true; |
ea9ce893 MAL |
395 | } |
396 | ||
397 | for (i = 0; i < props->len; i++) { | |
398 | GlobalProperty *p = g_ptr_array_index(props, i); | |
d769f0df | 399 | Error *err = NULL; |
ea9ce893 MAL |
400 | |
401 | if (object_dynamic_cast(obj, p->driver) == NULL) { | |
402 | continue; | |
403 | } | |
92fd453c DDAG |
404 | if (p->optional && !object_property_find(obj, p->property, NULL)) { |
405 | continue; | |
406 | } | |
ea9ce893 | 407 | p->used = true; |
778a2dc5 | 408 | if (!object_property_parse(obj, p->property, p->value, &err)) { |
ea9ce893 MAL |
409 | error_prepend(&err, "can't apply global %s.%s=%s: ", |
410 | p->driver, p->property, p->value); | |
50545b2c MAL |
411 | /* |
412 | * If errp != NULL, propagate error and return. | |
413 | * If errp == NULL, report a warning, but keep going | |
414 | * with the remaining globals. | |
415 | */ | |
416 | if (errp) { | |
417 | error_propagate(errp, err); | |
6fd5bef1 | 418 | return false; |
50545b2c MAL |
419 | } else { |
420 | warn_report_err(err); | |
421 | } | |
ea9ce893 MAL |
422 | } |
423 | } | |
6fd5bef1 MA |
424 | |
425 | return true; | |
ea9ce893 MAL |
426 | } |
427 | ||
617902af MA |
428 | /* |
429 | * Global property defaults | |
430 | * Slot 0: accelerator's global property defaults | |
431 | * Slot 1: machine's global property defaults | |
1fff3c20 | 432 | * Slot 2: global properties from legacy command line option |
617902af MA |
433 | * Each is a GPtrArray of of GlobalProperty. |
434 | * Applied in order, later entries override earlier ones. | |
435 | */ | |
1fff3c20 PB |
436 | static GPtrArray *object_compat_props[3]; |
437 | ||
438 | /* | |
439 | * Retrieve @GPtrArray for global property defined with options | |
440 | * other than "-global". These are generally used for syntactic | |
441 | * sugar and legacy command line options. | |
442 | */ | |
443 | void object_register_sugar_prop(const char *driver, const char *prop, const char *value) | |
444 | { | |
445 | GlobalProperty *g; | |
446 | if (!object_compat_props[2]) { | |
447 | object_compat_props[2] = g_ptr_array_new(); | |
448 | } | |
449 | g = g_new0(GlobalProperty, 1); | |
450 | g->driver = g_strdup(driver); | |
451 | g->property = g_strdup(prop); | |
452 | g->value = g_strdup(value); | |
453 | g_ptr_array_add(object_compat_props[2], g); | |
454 | } | |
617902af MA |
455 | |
456 | /* | |
457 | * Set machine's global property defaults to @compat_props. | |
458 | * May be called at most once. | |
459 | */ | |
460 | void object_set_machine_compat_props(GPtrArray *compat_props) | |
461 | { | |
462 | assert(!object_compat_props[1]); | |
463 | object_compat_props[1] = compat_props; | |
464 | } | |
465 | ||
466 | /* | |
467 | * Set accelerator's global property defaults to @compat_props. | |
468 | * May be called at most once. | |
469 | */ | |
470 | void object_set_accelerator_compat_props(GPtrArray *compat_props) | |
471 | { | |
472 | assert(!object_compat_props[0]); | |
473 | object_compat_props[0] = compat_props; | |
474 | } | |
475 | ||
476 | void object_apply_compat_props(Object *obj) | |
477 | { | |
478 | int i; | |
479 | ||
480 | for (i = 0; i < ARRAY_SIZE(object_compat_props); i++) { | |
481 | object_apply_global_props(obj, object_compat_props[i], | |
1fff3c20 | 482 | i == 2 ? &error_fatal : &error_abort); |
617902af MA |
483 | } |
484 | } | |
485 | ||
2a1be4b3 MAL |
486 | static void object_class_property_init_all(Object *obj) |
487 | { | |
488 | ObjectPropertyIterator iter; | |
489 | ObjectProperty *prop; | |
490 | ||
491 | object_class_property_iter_init(&iter, object_get_class(obj)); | |
492 | while ((prop = object_property_iter_next(&iter))) { | |
493 | if (prop->init) { | |
494 | prop->init(obj, prop); | |
495 | } | |
496 | } | |
497 | } | |
498 | ||
e27a9595 | 499 | static void object_initialize_with_type(Object *obj, size_t size, TypeImpl *type) |
2f28d2ff | 500 | { |
ac451033 | 501 | type_initialize(type); |
aca59af6 | 502 | |
719a3077 | 503 | g_assert(type->instance_size >= sizeof(Object)); |
2f28d2ff | 504 | g_assert(type->abstract == false); |
719a3077 | 505 | g_assert(size >= type->instance_size); |
2f28d2ff AL |
506 | |
507 | memset(obj, 0, type->instance_size); | |
508 | obj->class = type->class; | |
764b6312 | 509 | object_ref(obj); |
2a1be4b3 | 510 | object_class_property_init_all(obj); |
b604a854 PF |
511 | obj->properties = g_hash_table_new_full(g_str_hash, g_str_equal, |
512 | NULL, object_property_free); | |
2f28d2ff | 513 | object_init_with_type(obj, type); |
8231c2dd | 514 | object_post_init_with_type(obj, type); |
2f28d2ff AL |
515 | } |
516 | ||
213f0c4f | 517 | void object_initialize(void *data, size_t size, const char *typename) |
2f28d2ff AL |
518 | { |
519 | TypeImpl *type = type_get_by_name(typename); | |
520 | ||
64f7aece GH |
521 | #ifdef CONFIG_MODULES |
522 | if (!type) { | |
523 | module_load_qom_one(typename); | |
524 | type = type_get_by_name(typename); | |
525 | } | |
526 | #endif | |
e02bdf1c PMD |
527 | if (!type) { |
528 | error_report("missing object type '%s'", typename); | |
529 | abort(); | |
530 | } | |
531 | ||
5b9237f6 | 532 | object_initialize_with_type(data, size, type); |
2f28d2ff AL |
533 | } |
534 | ||
6fd5bef1 MA |
535 | bool object_initialize_child_with_props(Object *parentobj, |
536 | const char *propname, | |
537 | void *childobj, size_t size, | |
538 | const char *type, | |
539 | Error **errp, ...) | |
0210b39d TH |
540 | { |
541 | va_list vargs; | |
6fd5bef1 | 542 | bool ok; |
0210b39d TH |
543 | |
544 | va_start(vargs, errp); | |
6fd5bef1 MA |
545 | ok = object_initialize_child_with_propsv(parentobj, propname, |
546 | childobj, size, type, errp, | |
547 | vargs); | |
0210b39d | 548 | va_end(vargs); |
6fd5bef1 | 549 | return ok; |
0210b39d TH |
550 | } |
551 | ||
6fd5bef1 MA |
552 | bool object_initialize_child_with_propsv(Object *parentobj, |
553 | const char *propname, | |
554 | void *childobj, size_t size, | |
555 | const char *type, | |
556 | Error **errp, va_list vargs) | |
0210b39d | 557 | { |
6fd5bef1 | 558 | bool ok = false; |
0210b39d | 559 | Object *obj; |
3650b2de | 560 | UserCreatable *uc; |
0210b39d TH |
561 | |
562 | object_initialize(childobj, size, type); | |
563 | obj = OBJECT(childobj); | |
564 | ||
b783f54d | 565 | if (!object_set_propv(obj, errp, vargs)) { |
0210b39d TH |
566 | goto out; |
567 | } | |
568 | ||
d2623129 | 569 | object_property_add_child(parentobj, propname, obj); |
0210b39d | 570 | |
3650b2de MAL |
571 | uc = (UserCreatable *)object_dynamic_cast(obj, TYPE_USER_CREATABLE); |
572 | if (uc) { | |
992861fb | 573 | if (!user_creatable_complete(uc, errp)) { |
0210b39d TH |
574 | object_unparent(obj); |
575 | goto out; | |
576 | } | |
577 | } | |
578 | ||
6fd5bef1 MA |
579 | ok = true; |
580 | ||
975ac455 | 581 | out: |
0210b39d | 582 | /* |
975ac455 MA |
583 | * We want @obj's reference to be 1 on success, 0 on failure. |
584 | * On success, it's 2: one taken by object_initialize(), and one | |
585 | * by object_property_add_child(). | |
586 | * On failure in object_initialize() or earlier, it's 1. | |
587 | * On failure afterwards, it's also 1: object_unparent() releases | |
588 | * the reference taken by object_property_add_child(). | |
0210b39d TH |
589 | */ |
590 | object_unref(obj); | |
6fd5bef1 | 591 | return ok; |
0210b39d TH |
592 | } |
593 | ||
9fc7fc4d MA |
594 | void object_initialize_child_internal(Object *parent, |
595 | const char *propname, | |
596 | void *child, size_t size, | |
597 | const char *type) | |
598 | { | |
599 | object_initialize_child_with_props(parent, propname, child, size, type, | |
600 | &error_abort, NULL); | |
601 | } | |
602 | ||
5d9d3f47 AF |
603 | static inline bool object_property_is_child(ObjectProperty *prop) |
604 | { | |
605 | return strstart(prop->type, "child<", NULL); | |
606 | } | |
607 | ||
57c9fafe AL |
608 | static void object_property_del_all(Object *obj) |
609 | { | |
9859facc | 610 | g_autoptr(GHashTable) done = g_hash_table_new(NULL, NULL); |
b604a854 | 611 | ObjectProperty *prop; |
9859facc | 612 | ObjectPropertyIterator iter; |
b604a854 PF |
613 | bool released; |
614 | ||
615 | do { | |
616 | released = false; | |
9859facc MAL |
617 | object_property_iter_init(&iter, obj); |
618 | while ((prop = object_property_iter_next(&iter)) != NULL) { | |
619 | if (g_hash_table_add(done, prop)) { | |
620 | if (prop->release) { | |
621 | prop->release(obj, prop->name, prop->opaque); | |
622 | released = true; | |
623 | break; | |
624 | } | |
b604a854 | 625 | } |
57c9fafe | 626 | } |
b604a854 | 627 | } while (released); |
57c9fafe | 628 | |
b604a854 | 629 | g_hash_table_unref(obj->properties); |
57c9fafe AL |
630 | } |
631 | ||
f73a32a5 | 632 | static void object_property_del_child(Object *obj, Object *child) |
57c9fafe AL |
633 | { |
634 | ObjectProperty *prop; | |
b604a854 PF |
635 | GHashTableIter iter; |
636 | gpointer key, value; | |
57c9fafe | 637 | |
b604a854 PF |
638 | g_hash_table_iter_init(&iter, obj->properties); |
639 | while (g_hash_table_iter_next(&iter, &key, &value)) { | |
640 | prop = value; | |
641 | if (object_property_is_child(prop) && prop->opaque == child) { | |
642 | if (prop->release) { | |
643 | prop->release(obj, prop->name, prop->opaque); | |
644 | prop->release = NULL; | |
645 | } | |
646 | break; | |
647 | } | |
648 | } | |
649 | g_hash_table_iter_init(&iter, obj->properties); | |
650 | while (g_hash_table_iter_next(&iter, &key, &value)) { | |
651 | prop = value; | |
5d9d3f47 | 652 | if (object_property_is_child(prop) && prop->opaque == child) { |
b604a854 | 653 | g_hash_table_iter_remove(&iter); |
6c1fdcf9 | 654 | break; |
57c9fafe AL |
655 | } |
656 | } | |
657 | } | |
658 | ||
659 | void object_unparent(Object *obj) | |
660 | { | |
e998fa8d | 661 | if (obj->parent) { |
f73a32a5 | 662 | object_property_del_child(obj->parent, obj); |
e998fa8d | 663 | } |
57c9fafe AL |
664 | } |
665 | ||
2f28d2ff AL |
666 | static void object_deinit(Object *obj, TypeImpl *type) |
667 | { | |
668 | if (type->instance_finalize) { | |
669 | type->instance_finalize(obj); | |
670 | } | |
671 | ||
2f28d2ff AL |
672 | if (type_has_parent(type)) { |
673 | object_deinit(obj, type_get_parent(type)); | |
674 | } | |
675 | } | |
676 | ||
339c2708 | 677 | static void object_finalize(void *data) |
2f28d2ff AL |
678 | { |
679 | Object *obj = data; | |
680 | TypeImpl *ti = obj->class->type; | |
681 | ||
57c9fafe | 682 | object_property_del_all(obj); |
76a6e1cc | 683 | object_deinit(obj, ti); |
db85b575 | 684 | |
719a3077 | 685 | g_assert(obj->ref == 0); |
fde9bf44 PB |
686 | if (obj->free) { |
687 | obj->free(obj); | |
688 | } | |
2f28d2ff AL |
689 | } |
690 | ||
63f7b10b | 691 | static Object *object_new_with_type(Type type) |
2f28d2ff AL |
692 | { |
693 | Object *obj; | |
694 | ||
695 | g_assert(type != NULL); | |
ac451033 | 696 | type_initialize(type); |
2f28d2ff AL |
697 | |
698 | obj = g_malloc(type->instance_size); | |
5b9237f6 | 699 | object_initialize_with_type(obj, type->instance_size, type); |
fde9bf44 | 700 | obj->free = g_free; |
2f28d2ff AL |
701 | |
702 | return obj; | |
703 | } | |
704 | ||
3c75e12e PB |
705 | Object *object_new_with_class(ObjectClass *klass) |
706 | { | |
707 | return object_new_with_type(klass->type); | |
708 | } | |
709 | ||
2f28d2ff AL |
710 | Object *object_new(const char *typename) |
711 | { | |
712 | TypeImpl *ti = type_get_by_name(typename); | |
713 | ||
714 | return object_new_with_type(ti); | |
715 | } | |
716 | ||
a31bdae5 DB |
717 | |
718 | Object *object_new_with_props(const char *typename, | |
719 | Object *parent, | |
720 | const char *id, | |
721 | Error **errp, | |
722 | ...) | |
723 | { | |
724 | va_list vargs; | |
725 | Object *obj; | |
726 | ||
727 | va_start(vargs, errp); | |
728 | obj = object_new_with_propv(typename, parent, id, errp, vargs); | |
729 | va_end(vargs); | |
730 | ||
731 | return obj; | |
732 | } | |
733 | ||
734 | ||
735 | Object *object_new_with_propv(const char *typename, | |
736 | Object *parent, | |
737 | const char *id, | |
738 | Error **errp, | |
739 | va_list vargs) | |
740 | { | |
741 | Object *obj; | |
742 | ObjectClass *klass; | |
3650b2de | 743 | UserCreatable *uc; |
a31bdae5 DB |
744 | |
745 | klass = object_class_by_name(typename); | |
746 | if (!klass) { | |
747 | error_setg(errp, "invalid object type: %s", typename); | |
748 | return NULL; | |
749 | } | |
750 | ||
751 | if (object_class_is_abstract(klass)) { | |
752 | error_setg(errp, "object type '%s' is abstract", typename); | |
753 | return NULL; | |
754 | } | |
66e1155a | 755 | obj = object_new_with_type(klass->type); |
a31bdae5 | 756 | |
b783f54d | 757 | if (!object_set_propv(obj, errp, vargs)) { |
a31bdae5 DB |
758 | goto error; |
759 | } | |
760 | ||
6134d752 | 761 | if (id != NULL) { |
d2623129 | 762 | object_property_add_child(parent, id, obj); |
a31bdae5 DB |
763 | } |
764 | ||
3650b2de MAL |
765 | uc = (UserCreatable *)object_dynamic_cast(obj, TYPE_USER_CREATABLE); |
766 | if (uc) { | |
992861fb | 767 | if (!user_creatable_complete(uc, errp)) { |
6134d752 DB |
768 | if (id != NULL) { |
769 | object_unparent(obj); | |
770 | } | |
a31bdae5 DB |
771 | goto error; |
772 | } | |
773 | } | |
774 | ||
688ffbb4 | 775 | object_unref(obj); |
a31bdae5 DB |
776 | return obj; |
777 | ||
778 | error: | |
a31bdae5 DB |
779 | object_unref(obj); |
780 | return NULL; | |
781 | } | |
782 | ||
783 | ||
b783f54d | 784 | bool object_set_props(Object *obj, |
a31bdae5 DB |
785 | Error **errp, |
786 | ...) | |
787 | { | |
788 | va_list vargs; | |
b783f54d | 789 | bool ret; |
a31bdae5 DB |
790 | |
791 | va_start(vargs, errp); | |
792 | ret = object_set_propv(obj, errp, vargs); | |
793 | va_end(vargs); | |
794 | ||
795 | return ret; | |
796 | } | |
797 | ||
798 | ||
b783f54d | 799 | bool object_set_propv(Object *obj, |
a31bdae5 DB |
800 | Error **errp, |
801 | va_list vargs) | |
802 | { | |
803 | const char *propname; | |
a31bdae5 DB |
804 | |
805 | propname = va_arg(vargs, char *); | |
806 | while (propname != NULL) { | |
807 | const char *value = va_arg(vargs, char *); | |
808 | ||
809 | g_assert(value != NULL); | |
668f62ec | 810 | if (!object_property_parse(obj, propname, value, errp)) { |
b783f54d | 811 | return false; |
a31bdae5 DB |
812 | } |
813 | propname = va_arg(vargs, char *); | |
814 | } | |
815 | ||
b783f54d | 816 | return true; |
a31bdae5 DB |
817 | } |
818 | ||
819 | ||
2f28d2ff AL |
820 | Object *object_dynamic_cast(Object *obj, const char *typename) |
821 | { | |
b7f43fe4 | 822 | if (obj && object_class_dynamic_cast(object_get_class(obj), typename)) { |
acc4af3f PB |
823 | return obj; |
824 | } | |
825 | ||
2f28d2ff AL |
826 | return NULL; |
827 | } | |
828 | ||
be17f18b PB |
829 | Object *object_dynamic_cast_assert(Object *obj, const char *typename, |
830 | const char *file, int line, const char *func) | |
2f28d2ff | 831 | { |
fa131d94 PB |
832 | trace_object_dynamic_cast_assert(obj ? obj->class->type->name : "(null)", |
833 | typename, file, line, func); | |
834 | ||
3556c233 | 835 | #ifdef CONFIG_QOM_CAST_DEBUG |
03587328 AL |
836 | int i; |
837 | Object *inst; | |
838 | ||
95916abc | 839 | for (i = 0; obj && i < OBJECT_CLASS_CAST_CACHE; i++) { |
b6b3ccfd | 840 | if (atomic_read(&obj->class->object_cast_cache[i]) == typename) { |
03587328 AL |
841 | goto out; |
842 | } | |
843 | } | |
844 | ||
845 | inst = object_dynamic_cast(obj, typename); | |
2f28d2ff | 846 | |
b7f43fe4 | 847 | if (!inst && obj) { |
be17f18b PB |
848 | fprintf(stderr, "%s:%d:%s: Object %p is not an instance of type %s\n", |
849 | file, line, func, obj, typename); | |
2f28d2ff AL |
850 | abort(); |
851 | } | |
852 | ||
3556c233 | 853 | assert(obj == inst); |
03587328 | 854 | |
95916abc | 855 | if (obj && obj == inst) { |
03587328 | 856 | for (i = 1; i < OBJECT_CLASS_CAST_CACHE; i++) { |
b6b3ccfd AB |
857 | atomic_set(&obj->class->object_cast_cache[i - 1], |
858 | atomic_read(&obj->class->object_cast_cache[i])); | |
03587328 | 859 | } |
b6b3ccfd | 860 | atomic_set(&obj->class->object_cast_cache[i - 1], typename); |
03587328 AL |
861 | } |
862 | ||
863 | out: | |
3556c233 PB |
864 | #endif |
865 | return obj; | |
2f28d2ff AL |
866 | } |
867 | ||
868 | ObjectClass *object_class_dynamic_cast(ObjectClass *class, | |
869 | const char *typename) | |
870 | { | |
33e95c63 | 871 | ObjectClass *ret = NULL; |
bf0fda34 PB |
872 | TypeImpl *target_type; |
873 | TypeImpl *type; | |
2f28d2ff | 874 | |
bf0fda34 PB |
875 | if (!class) { |
876 | return NULL; | |
877 | } | |
878 | ||
793c96b5 | 879 | /* A simple fast path that can trigger a lot for leaf classes. */ |
bf0fda34 | 880 | type = class->type; |
793c96b5 PB |
881 | if (type->name == typename) { |
882 | return class; | |
883 | } | |
884 | ||
bf0fda34 | 885 | target_type = type_get_by_name(typename); |
9ab880b3 AG |
886 | if (!target_type) { |
887 | /* target class type unknown, so fail the cast */ | |
888 | return NULL; | |
889 | } | |
890 | ||
00e2ceae PC |
891 | if (type->class->interfaces && |
892 | type_is_ancestor(target_type, type_interface)) { | |
33e95c63 AL |
893 | int found = 0; |
894 | GSList *i; | |
2f28d2ff | 895 | |
33e95c63 AL |
896 | for (i = class->interfaces; i; i = i->next) { |
897 | ObjectClass *target_class = i->data; | |
898 | ||
899 | if (type_is_ancestor(target_class->type, target_type)) { | |
900 | ret = target_class; | |
901 | found++; | |
902 | } | |
903 | } | |
904 | ||
905 | /* The match was ambiguous, don't allow a cast */ | |
906 | if (found > 1) { | |
907 | ret = NULL; | |
908 | } | |
909 | } else if (type_is_ancestor(type, target_type)) { | |
910 | ret = class; | |
2f28d2ff AL |
911 | } |
912 | ||
33e95c63 | 913 | return ret; |
2f28d2ff AL |
914 | } |
915 | ||
916 | ObjectClass *object_class_dynamic_cast_assert(ObjectClass *class, | |
be17f18b PB |
917 | const char *typename, |
918 | const char *file, int line, | |
919 | const char *func) | |
2f28d2ff | 920 | { |
fa131d94 PB |
921 | ObjectClass *ret; |
922 | ||
923 | trace_object_class_dynamic_cast_assert(class ? class->type->name : "(null)", | |
924 | typename, file, line, func); | |
2f28d2ff | 925 | |
03587328 AL |
926 | #ifdef CONFIG_QOM_CAST_DEBUG |
927 | int i; | |
928 | ||
9d6a3d58 | 929 | for (i = 0; class && i < OBJECT_CLASS_CAST_CACHE; i++) { |
b6b3ccfd | 930 | if (atomic_read(&class->class_cast_cache[i]) == typename) { |
03587328 AL |
931 | ret = class; |
932 | goto out; | |
933 | } | |
934 | } | |
935 | #else | |
9d6a3d58 | 936 | if (!class || !class->interfaces) { |
3556c233 PB |
937 | return class; |
938 | } | |
939 | #endif | |
940 | ||
fa131d94 | 941 | ret = object_class_dynamic_cast(class, typename); |
bf0fda34 | 942 | if (!ret && class) { |
be17f18b PB |
943 | fprintf(stderr, "%s:%d:%s: Object %p is not an instance of type %s\n", |
944 | file, line, func, class, typename); | |
2f28d2ff AL |
945 | abort(); |
946 | } | |
947 | ||
03587328 | 948 | #ifdef CONFIG_QOM_CAST_DEBUG |
9d6a3d58 | 949 | if (class && ret == class) { |
03587328 | 950 | for (i = 1; i < OBJECT_CLASS_CAST_CACHE; i++) { |
b6b3ccfd AB |
951 | atomic_set(&class->class_cast_cache[i - 1], |
952 | atomic_read(&class->class_cast_cache[i])); | |
03587328 | 953 | } |
b6b3ccfd | 954 | atomic_set(&class->class_cast_cache[i - 1], typename); |
03587328 AL |
955 | } |
956 | out: | |
957 | #endif | |
2f28d2ff AL |
958 | return ret; |
959 | } | |
960 | ||
8f5d58ef | 961 | const char *object_get_typename(const Object *obj) |
2f28d2ff AL |
962 | { |
963 | return obj->class->type->name; | |
964 | } | |
965 | ||
966 | ObjectClass *object_get_class(Object *obj) | |
967 | { | |
968 | return obj->class; | |
969 | } | |
970 | ||
17862378 AF |
971 | bool object_class_is_abstract(ObjectClass *klass) |
972 | { | |
973 | return klass->type->abstract; | |
974 | } | |
975 | ||
2f28d2ff AL |
976 | const char *object_class_get_name(ObjectClass *klass) |
977 | { | |
978 | return klass->type->name; | |
979 | } | |
980 | ||
981 | ObjectClass *object_class_by_name(const char *typename) | |
982 | { | |
983 | TypeImpl *type = type_get_by_name(typename); | |
984 | ||
985 | if (!type) { | |
986 | return NULL; | |
987 | } | |
988 | ||
ac451033 | 989 | type_initialize(type); |
2f28d2ff AL |
990 | |
991 | return type->class; | |
992 | } | |
993 | ||
0f8198f1 GH |
994 | ObjectClass *module_object_class_by_name(const char *typename) |
995 | { | |
996 | ObjectClass *oc; | |
997 | ||
998 | oc = object_class_by_name(typename); | |
999 | #ifdef CONFIG_MODULES | |
1000 | if (!oc) { | |
1001 | module_load_qom_one(typename); | |
1002 | oc = object_class_by_name(typename); | |
1003 | } | |
1004 | #endif | |
1005 | return oc; | |
1006 | } | |
1007 | ||
e7cce67f PB |
1008 | ObjectClass *object_class_get_parent(ObjectClass *class) |
1009 | { | |
1010 | TypeImpl *type = type_get_parent(class->type); | |
1011 | ||
1012 | if (!type) { | |
1013 | return NULL; | |
1014 | } | |
1015 | ||
1016 | type_initialize(type); | |
1017 | ||
1018 | return type->class; | |
1019 | } | |
1020 | ||
2f28d2ff AL |
1021 | typedef struct OCFData |
1022 | { | |
1023 | void (*fn)(ObjectClass *klass, void *opaque); | |
93c511a1 AL |
1024 | const char *implements_type; |
1025 | bool include_abstract; | |
2f28d2ff AL |
1026 | void *opaque; |
1027 | } OCFData; | |
1028 | ||
1029 | static void object_class_foreach_tramp(gpointer key, gpointer value, | |
1030 | gpointer opaque) | |
1031 | { | |
1032 | OCFData *data = opaque; | |
1033 | TypeImpl *type = value; | |
93c511a1 | 1034 | ObjectClass *k; |
2f28d2ff | 1035 | |
ac451033 | 1036 | type_initialize(type); |
93c511a1 | 1037 | k = type->class; |
2f28d2ff | 1038 | |
93c511a1 AL |
1039 | if (!data->include_abstract && type->abstract) { |
1040 | return; | |
1041 | } | |
1042 | ||
1043 | if (data->implements_type && | |
1044 | !object_class_dynamic_cast(k, data->implements_type)) { | |
1045 | return; | |
1046 | } | |
1047 | ||
1048 | data->fn(k, data->opaque); | |
2f28d2ff AL |
1049 | } |
1050 | ||
1051 | void object_class_foreach(void (*fn)(ObjectClass *klass, void *opaque), | |
93c511a1 | 1052 | const char *implements_type, bool include_abstract, |
2f28d2ff AL |
1053 | void *opaque) |
1054 | { | |
93c511a1 | 1055 | OCFData data = { fn, implements_type, include_abstract, opaque }; |
2f28d2ff | 1056 | |
f54c19ca | 1057 | enumerating_types = true; |
2f28d2ff | 1058 | g_hash_table_foreach(type_table_get(), object_class_foreach_tramp, &data); |
f54c19ca | 1059 | enumerating_types = false; |
2f28d2ff | 1060 | } |
57c9fafe | 1061 | |
d714b8de PC |
1062 | static int do_object_child_foreach(Object *obj, |
1063 | int (*fn)(Object *child, void *opaque), | |
1064 | void *opaque, bool recurse) | |
32efc535 | 1065 | { |
b604a854 PF |
1066 | GHashTableIter iter; |
1067 | ObjectProperty *prop; | |
32efc535 PB |
1068 | int ret = 0; |
1069 | ||
b604a854 PF |
1070 | g_hash_table_iter_init(&iter, obj->properties); |
1071 | while (g_hash_table_iter_next(&iter, NULL, (gpointer *)&prop)) { | |
32efc535 | 1072 | if (object_property_is_child(prop)) { |
d714b8de PC |
1073 | Object *child = prop->opaque; |
1074 | ||
1075 | ret = fn(child, opaque); | |
32efc535 PB |
1076 | if (ret != 0) { |
1077 | break; | |
1078 | } | |
d714b8de | 1079 | if (recurse) { |
4a39181d CLG |
1080 | ret = do_object_child_foreach(child, fn, opaque, true); |
1081 | if (ret != 0) { | |
1082 | break; | |
1083 | } | |
d714b8de | 1084 | } |
32efc535 PB |
1085 | } |
1086 | } | |
1087 | return ret; | |
1088 | } | |
1089 | ||
d714b8de PC |
1090 | int object_child_foreach(Object *obj, int (*fn)(Object *child, void *opaque), |
1091 | void *opaque) | |
1092 | { | |
1093 | return do_object_child_foreach(obj, fn, opaque, false); | |
1094 | } | |
1095 | ||
1096 | int object_child_foreach_recursive(Object *obj, | |
1097 | int (*fn)(Object *child, void *opaque), | |
1098 | void *opaque) | |
1099 | { | |
1100 | return do_object_child_foreach(obj, fn, opaque, true); | |
1101 | } | |
1102 | ||
418ba9e5 AF |
1103 | static void object_class_get_list_tramp(ObjectClass *klass, void *opaque) |
1104 | { | |
1105 | GSList **list = opaque; | |
1106 | ||
1107 | *list = g_slist_prepend(*list, klass); | |
1108 | } | |
1109 | ||
1110 | GSList *object_class_get_list(const char *implements_type, | |
1111 | bool include_abstract) | |
1112 | { | |
1113 | GSList *list = NULL; | |
1114 | ||
1115 | object_class_foreach(object_class_get_list_tramp, | |
1116 | implements_type, include_abstract, &list); | |
1117 | return list; | |
1118 | } | |
1119 | ||
47c66009 PB |
1120 | static gint object_class_cmp(gconstpointer a, gconstpointer b) |
1121 | { | |
1122 | return strcasecmp(object_class_get_name((ObjectClass *)a), | |
1123 | object_class_get_name((ObjectClass *)b)); | |
1124 | } | |
1125 | ||
1126 | GSList *object_class_get_list_sorted(const char *implements_type, | |
1127 | bool include_abstract) | |
1128 | { | |
1129 | return g_slist_sort(object_class_get_list(implements_type, include_abstract), | |
1130 | object_class_cmp); | |
1131 | } | |
1132 | ||
c5a61e5a | 1133 | Object *object_ref(void *objptr) |
57c9fafe | 1134 | { |
c5a61e5a | 1135 | Object *obj = OBJECT(objptr); |
8ffad850 | 1136 | if (!obj) { |
b77ade9b | 1137 | return NULL; |
8ffad850 | 1138 | } |
8438a135 | 1139 | atomic_inc(&obj->ref); |
b77ade9b | 1140 | return obj; |
57c9fafe AL |
1141 | } |
1142 | ||
c5a61e5a | 1143 | void object_unref(void *objptr) |
57c9fafe | 1144 | { |
c5a61e5a | 1145 | Object *obj = OBJECT(objptr); |
8ffad850 PC |
1146 | if (!obj) { |
1147 | return; | |
1148 | } | |
719a3077 | 1149 | g_assert(obj->ref > 0); |
57c9fafe AL |
1150 | |
1151 | /* parent always holds a reference to its children */ | |
f08c03f3 | 1152 | if (atomic_fetch_dec(&obj->ref) == 1) { |
57c9fafe AL |
1153 | object_finalize(obj); |
1154 | } | |
1155 | } | |
1156 | ||
db57fef1 | 1157 | ObjectProperty * |
d2623129 MA |
1158 | object_property_try_add(Object *obj, const char *name, const char *type, |
1159 | ObjectPropertyAccessor *get, | |
1160 | ObjectPropertyAccessor *set, | |
1161 | ObjectPropertyRelease *release, | |
1162 | void *opaque, Error **errp) | |
57c9fafe | 1163 | { |
54852b03 | 1164 | ObjectProperty *prop; |
33965904 PC |
1165 | size_t name_len = strlen(name); |
1166 | ||
1167 | if (name_len >= 3 && !memcmp(name + name_len - 3, "[*]", 4)) { | |
1168 | int i; | |
1169 | ObjectProperty *ret; | |
1170 | char *name_no_array = g_strdup(name); | |
1171 | ||
1172 | name_no_array[name_len - 3] = '\0'; | |
1173 | for (i = 0; ; ++i) { | |
1174 | char *full_name = g_strdup_printf("%s[%d]", name_no_array, i); | |
1175 | ||
d2623129 MA |
1176 | ret = object_property_try_add(obj, full_name, type, get, set, |
1177 | release, opaque, NULL); | |
33965904 PC |
1178 | g_free(full_name); |
1179 | if (ret) { | |
1180 | break; | |
1181 | } | |
1182 | } | |
1183 | g_free(name_no_array); | |
1184 | return ret; | |
1185 | } | |
54852b03 | 1186 | |
16bf7f52 | 1187 | if (object_property_find(obj, name, NULL) != NULL) { |
d55e937d GK |
1188 | error_setg(errp, "attempt to add duplicate property '%s' to object (type '%s')", |
1189 | name, object_get_typename(obj)); | |
b604a854 | 1190 | return NULL; |
54852b03 PM |
1191 | } |
1192 | ||
1193 | prop = g_malloc0(sizeof(*prop)); | |
57c9fafe AL |
1194 | |
1195 | prop->name = g_strdup(name); | |
1196 | prop->type = g_strdup(type); | |
1197 | ||
1198 | prop->get = get; | |
1199 | prop->set = set; | |
1200 | prop->release = release; | |
1201 | prop->opaque = opaque; | |
1202 | ||
b604a854 | 1203 | g_hash_table_insert(obj->properties, prop->name, prop); |
64607d08 | 1204 | return prop; |
57c9fafe AL |
1205 | } |
1206 | ||
d2623129 MA |
1207 | ObjectProperty * |
1208 | object_property_add(Object *obj, const char *name, const char *type, | |
1209 | ObjectPropertyAccessor *get, | |
1210 | ObjectPropertyAccessor *set, | |
1211 | ObjectPropertyRelease *release, | |
1212 | void *opaque) | |
1213 | { | |
1214 | return object_property_try_add(obj, name, type, get, set, release, | |
1215 | opaque, &error_abort); | |
1216 | } | |
1217 | ||
16bf7f52 DB |
1218 | ObjectProperty * |
1219 | object_class_property_add(ObjectClass *klass, | |
1220 | const char *name, | |
1221 | const char *type, | |
1222 | ObjectPropertyAccessor *get, | |
1223 | ObjectPropertyAccessor *set, | |
1224 | ObjectPropertyRelease *release, | |
d2623129 | 1225 | void *opaque) |
16bf7f52 DB |
1226 | { |
1227 | ObjectProperty *prop; | |
1228 | ||
d2623129 | 1229 | assert(!object_class_property_find(klass, name, NULL)); |
16bf7f52 DB |
1230 | |
1231 | prop = g_malloc0(sizeof(*prop)); | |
1232 | ||
1233 | prop->name = g_strdup(name); | |
1234 | prop->type = g_strdup(type); | |
1235 | ||
1236 | prop->get = get; | |
1237 | prop->set = set; | |
1238 | prop->release = release; | |
1239 | prop->opaque = opaque; | |
1240 | ||
ba806ffb | 1241 | g_hash_table_insert(klass->properties, prop->name, prop); |
16bf7f52 DB |
1242 | |
1243 | return prop; | |
1244 | } | |
1245 | ||
89bfe000 PB |
1246 | ObjectProperty *object_property_find(Object *obj, const char *name, |
1247 | Error **errp) | |
57c9fafe AL |
1248 | { |
1249 | ObjectProperty *prop; | |
16bf7f52 DB |
1250 | ObjectClass *klass = object_get_class(obj); |
1251 | ||
1252 | prop = object_class_property_find(klass, name, NULL); | |
1253 | if (prop) { | |
1254 | return prop; | |
1255 | } | |
57c9fafe | 1256 | |
b604a854 PF |
1257 | prop = g_hash_table_lookup(obj->properties, name); |
1258 | if (prop) { | |
1259 | return prop; | |
57c9fafe AL |
1260 | } |
1261 | ||
f231b88d | 1262 | error_setg(errp, "Property '.%s' not found", name); |
57c9fafe AL |
1263 | return NULL; |
1264 | } | |
1265 | ||
7746abd8 DB |
1266 | void object_property_iter_init(ObjectPropertyIterator *iter, |
1267 | Object *obj) | |
a00c9482 | 1268 | { |
7746abd8 DB |
1269 | g_hash_table_iter_init(&iter->iter, obj->properties); |
1270 | iter->nextclass = object_get_class(obj); | |
a00c9482 DB |
1271 | } |
1272 | ||
1273 | ObjectProperty *object_property_iter_next(ObjectPropertyIterator *iter) | |
1274 | { | |
b604a854 | 1275 | gpointer key, val; |
16bf7f52 DB |
1276 | while (!g_hash_table_iter_next(&iter->iter, &key, &val)) { |
1277 | if (!iter->nextclass) { | |
1278 | return NULL; | |
1279 | } | |
1280 | g_hash_table_iter_init(&iter->iter, iter->nextclass->properties); | |
1281 | iter->nextclass = object_class_get_parent(iter->nextclass); | |
a00c9482 | 1282 | } |
b604a854 | 1283 | return val; |
a00c9482 DB |
1284 | } |
1285 | ||
961c47bb AK |
1286 | void object_class_property_iter_init(ObjectPropertyIterator *iter, |
1287 | ObjectClass *klass) | |
1288 | { | |
1289 | g_hash_table_iter_init(&iter->iter, klass->properties); | |
684546d8 | 1290 | iter->nextclass = object_class_get_parent(klass); |
961c47bb AK |
1291 | } |
1292 | ||
16bf7f52 DB |
1293 | ObjectProperty *object_class_property_find(ObjectClass *klass, const char *name, |
1294 | Error **errp) | |
1295 | { | |
1296 | ObjectProperty *prop; | |
1297 | ObjectClass *parent_klass; | |
1298 | ||
1299 | parent_klass = object_class_get_parent(klass); | |
1300 | if (parent_klass) { | |
1301 | prop = object_class_property_find(parent_klass, name, NULL); | |
1302 | if (prop) { | |
1303 | return prop; | |
1304 | } | |
1305 | } | |
1306 | ||
1307 | prop = g_hash_table_lookup(klass->properties, name); | |
1308 | if (!prop) { | |
1309 | error_setg(errp, "Property '.%s' not found", name); | |
1310 | } | |
1311 | return prop; | |
1312 | } | |
1313 | ||
df4fe0b2 | 1314 | void object_property_del(Object *obj, const char *name) |
57c9fafe | 1315 | { |
b604a854 PF |
1316 | ObjectProperty *prop = g_hash_table_lookup(obj->properties, name); |
1317 | ||
0866aca1 AL |
1318 | if (prop->release) { |
1319 | prop->release(obj, name, prop->opaque); | |
1320 | } | |
b604a854 | 1321 | g_hash_table_remove(obj->properties, name); |
57c9fafe AL |
1322 | } |
1323 | ||
6fd5bef1 | 1324 | bool object_property_get(Object *obj, const char *name, Visitor *v, |
57c9fafe AL |
1325 | Error **errp) |
1326 | { | |
6fd5bef1 | 1327 | Error *err = NULL; |
89bfe000 | 1328 | ObjectProperty *prop = object_property_find(obj, name, errp); |
6fd5bef1 | 1329 | |
57c9fafe | 1330 | if (prop == NULL) { |
6fd5bef1 | 1331 | return false; |
57c9fafe AL |
1332 | } |
1333 | ||
1334 | if (!prop->get) { | |
c6bd8c70 | 1335 | error_setg(errp, QERR_PERMISSION_DENIED); |
6fd5bef1 | 1336 | return false; |
57c9fafe | 1337 | } |
6fd5bef1 MA |
1338 | prop->get(obj, v, name, prop->opaque, &err); |
1339 | error_propagate(errp, err); | |
1340 | return !err; | |
57c9fafe AL |
1341 | } |
1342 | ||
6fd5bef1 | 1343 | bool object_property_set(Object *obj, const char *name, Visitor *v, |
57c9fafe AL |
1344 | Error **errp) |
1345 | { | |
6fd5bef1 | 1346 | Error *err = NULL; |
89bfe000 | 1347 | ObjectProperty *prop = object_property_find(obj, name, errp); |
6fd5bef1 | 1348 | |
57c9fafe | 1349 | if (prop == NULL) { |
6fd5bef1 | 1350 | return false; |
57c9fafe AL |
1351 | } |
1352 | ||
1353 | if (!prop->set) { | |
c6bd8c70 | 1354 | error_setg(errp, QERR_PERMISSION_DENIED); |
6fd5bef1 | 1355 | return false; |
57c9fafe | 1356 | } |
6fd5bef1 MA |
1357 | prop->set(obj, v, name, prop->opaque, &err); |
1358 | error_propagate(errp, err); | |
1359 | return !err; | |
57c9fafe AL |
1360 | } |
1361 | ||
6fd5bef1 | 1362 | bool object_property_set_str(Object *obj, const char *name, |
5325cc34 | 1363 | const char *value, Error **errp) |
7b7b7d18 PB |
1364 | { |
1365 | QString *qstr = qstring_from_str(value); | |
6fd5bef1 | 1366 | bool ok = object_property_set_qobject(obj, name, QOBJECT(qstr), errp); |
7b7b7d18 | 1367 | |
cb3e7f08 | 1368 | qobject_unref(qstr); |
6fd5bef1 | 1369 | return ok; |
7b7b7d18 PB |
1370 | } |
1371 | ||
1372 | char *object_property_get_str(Object *obj, const char *name, | |
1373 | Error **errp) | |
1374 | { | |
1375 | QObject *ret = object_property_get_qobject(obj, name, errp); | |
7b7b7d18 PB |
1376 | char *retval; |
1377 | ||
1378 | if (!ret) { | |
1379 | return NULL; | |
1380 | } | |
aafb21a0 PX |
1381 | |
1382 | retval = g_strdup(qobject_get_try_str(ret)); | |
1383 | if (!retval) { | |
c6bd8c70 | 1384 | error_setg(errp, QERR_INVALID_PARAMETER_TYPE, name, "string"); |
7b7b7d18 PB |
1385 | } |
1386 | ||
cb3e7f08 | 1387 | qobject_unref(ret); |
7b7b7d18 PB |
1388 | return retval; |
1389 | } | |
1390 | ||
6fd5bef1 | 1391 | bool object_property_set_link(Object *obj, const char *name, |
5325cc34 | 1392 | Object *value, Error **errp) |
1d9c5a12 | 1393 | { |
6fd5bef1 MA |
1394 | g_autofree char *path = NULL; |
1395 | ||
d3c49316 | 1396 | if (value) { |
6fd5bef1 | 1397 | path = object_get_canonical_path(value); |
d3c49316 | 1398 | } |
6fd5bef1 | 1399 | return object_property_set_str(obj, name, path ?: "", errp); |
1d9c5a12 PB |
1400 | } |
1401 | ||
1402 | Object *object_property_get_link(Object *obj, const char *name, | |
1403 | Error **errp) | |
1404 | { | |
1405 | char *str = object_property_get_str(obj, name, errp); | |
1406 | Object *target = NULL; | |
1407 | ||
1408 | if (str && *str) { | |
1409 | target = object_resolve_path(str, NULL); | |
1410 | if (!target) { | |
75158ebb MA |
1411 | error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND, |
1412 | "Device '%s' not found", str); | |
1d9c5a12 PB |
1413 | } |
1414 | } | |
1415 | ||
1416 | g_free(str); | |
1417 | return target; | |
1418 | } | |
1419 | ||
6fd5bef1 | 1420 | bool object_property_set_bool(Object *obj, const char *name, |
5325cc34 | 1421 | bool value, Error **errp) |
7b7b7d18 | 1422 | { |
fc48ffc3 | 1423 | QBool *qbool = qbool_from_bool(value); |
6fd5bef1 | 1424 | bool ok = object_property_set_qobject(obj, name, QOBJECT(qbool), errp); |
7b7b7d18 | 1425 | |
cb3e7f08 | 1426 | qobject_unref(qbool); |
6fd5bef1 | 1427 | return ok; |
7b7b7d18 PB |
1428 | } |
1429 | ||
1430 | bool object_property_get_bool(Object *obj, const char *name, | |
1431 | Error **errp) | |
1432 | { | |
1433 | QObject *ret = object_property_get_qobject(obj, name, errp); | |
1434 | QBool *qbool; | |
1435 | bool retval; | |
1436 | ||
1437 | if (!ret) { | |
1438 | return false; | |
1439 | } | |
7dc847eb | 1440 | qbool = qobject_to(QBool, ret); |
7b7b7d18 | 1441 | if (!qbool) { |
c6bd8c70 | 1442 | error_setg(errp, QERR_INVALID_PARAMETER_TYPE, name, "boolean"); |
7b7b7d18 PB |
1443 | retval = false; |
1444 | } else { | |
fc48ffc3 | 1445 | retval = qbool_get_bool(qbool); |
7b7b7d18 PB |
1446 | } |
1447 | ||
cb3e7f08 | 1448 | qobject_unref(ret); |
7b7b7d18 PB |
1449 | return retval; |
1450 | } | |
1451 | ||
6fd5bef1 | 1452 | bool object_property_set_int(Object *obj, const char *name, |
5325cc34 | 1453 | int64_t value, Error **errp) |
7b7b7d18 | 1454 | { |
01b2ffce | 1455 | QNum *qnum = qnum_from_int(value); |
6fd5bef1 | 1456 | bool ok = object_property_set_qobject(obj, name, QOBJECT(qnum), errp); |
7b7b7d18 | 1457 | |
cb3e7f08 | 1458 | qobject_unref(qnum); |
6fd5bef1 | 1459 | return ok; |
7b7b7d18 PB |
1460 | } |
1461 | ||
1462 | int64_t object_property_get_int(Object *obj, const char *name, | |
1463 | Error **errp) | |
1464 | { | |
1465 | QObject *ret = object_property_get_qobject(obj, name, errp); | |
01b2ffce | 1466 | QNum *qnum; |
7b7b7d18 PB |
1467 | int64_t retval; |
1468 | ||
1469 | if (!ret) { | |
1470 | return -1; | |
1471 | } | |
01b2ffce | 1472 | |
7dc847eb | 1473 | qnum = qobject_to(QNum, ret); |
01b2ffce | 1474 | if (!qnum || !qnum_get_try_int(qnum, &retval)) { |
c6bd8c70 | 1475 | error_setg(errp, QERR_INVALID_PARAMETER_TYPE, name, "int"); |
7b7b7d18 | 1476 | retval = -1; |
7b7b7d18 PB |
1477 | } |
1478 | ||
cb3e7f08 | 1479 | qobject_unref(ret); |
7b7b7d18 | 1480 | return retval; |
b2cd7dee PB |
1481 | } |
1482 | ||
0e76ed0a MAL |
1483 | static void object_property_init_defval(Object *obj, ObjectProperty *prop) |
1484 | { | |
1485 | Visitor *v = qobject_input_visitor_new(prop->defval); | |
1486 | ||
1487 | assert(prop->set != NULL); | |
1488 | prop->set(obj, v, prop->name, prop->opaque, &error_abort); | |
1489 | ||
1490 | visit_free(v); | |
1491 | } | |
1492 | ||
1493 | static void object_property_set_default(ObjectProperty *prop, QObject *defval) | |
1494 | { | |
1495 | assert(!prop->defval); | |
1496 | assert(!prop->init); | |
1497 | ||
1498 | prop->defval = defval; | |
1499 | prop->init = object_property_init_defval; | |
1500 | } | |
1501 | ||
1502 | void object_property_set_default_bool(ObjectProperty *prop, bool value) | |
1503 | { | |
1504 | object_property_set_default(prop, QOBJECT(qbool_from_bool(value))); | |
1505 | } | |
1506 | ||
1507 | void object_property_set_default_str(ObjectProperty *prop, const char *value) | |
1508 | { | |
1509 | object_property_set_default(prop, QOBJECT(qstring_from_str(value))); | |
1510 | } | |
1511 | ||
1512 | void object_property_set_default_int(ObjectProperty *prop, int64_t value) | |
1513 | { | |
1514 | object_property_set_default(prop, QOBJECT(qnum_from_int(value))); | |
1515 | } | |
1516 | ||
1517 | void object_property_set_default_uint(ObjectProperty *prop, uint64_t value) | |
1518 | { | |
1519 | object_property_set_default(prop, QOBJECT(qnum_from_uint(value))); | |
1520 | } | |
1521 | ||
6fd5bef1 | 1522 | bool object_property_set_uint(Object *obj, const char *name, |
5325cc34 | 1523 | uint64_t value, Error **errp) |
3152779c MAL |
1524 | { |
1525 | QNum *qnum = qnum_from_uint(value); | |
6fd5bef1 | 1526 | bool ok = object_property_set_qobject(obj, name, QOBJECT(qnum), errp); |
3152779c | 1527 | |
cb3e7f08 | 1528 | qobject_unref(qnum); |
6fd5bef1 | 1529 | return ok; |
3152779c MAL |
1530 | } |
1531 | ||
1532 | uint64_t object_property_get_uint(Object *obj, const char *name, | |
1533 | Error **errp) | |
1534 | { | |
1535 | QObject *ret = object_property_get_qobject(obj, name, errp); | |
1536 | QNum *qnum; | |
1537 | uint64_t retval; | |
1538 | ||
1539 | if (!ret) { | |
1540 | return 0; | |
1541 | } | |
7dc847eb | 1542 | qnum = qobject_to(QNum, ret); |
3152779c MAL |
1543 | if (!qnum || !qnum_get_try_uint(qnum, &retval)) { |
1544 | error_setg(errp, QERR_INVALID_PARAMETER_TYPE, name, "uint"); | |
1545 | retval = 0; | |
1546 | } | |
1547 | ||
cb3e7f08 | 1548 | qobject_unref(ret); |
3152779c MAL |
1549 | return retval; |
1550 | } | |
1551 | ||
a8e3fbed | 1552 | typedef struct EnumProperty { |
f7abe0ec | 1553 | const QEnumLookup *lookup; |
a8e3fbed DB |
1554 | int (*get)(Object *, Error **); |
1555 | void (*set)(Object *, int, Error **); | |
1556 | } EnumProperty; | |
1557 | ||
1f21772d | 1558 | int object_property_get_enum(Object *obj, const char *name, |
a3590dac | 1559 | const char *typename, Error **errp) |
1f21772d | 1560 | { |
976620ac | 1561 | char *str; |
1f21772d | 1562 | int ret; |
a3590dac DB |
1563 | ObjectProperty *prop = object_property_find(obj, name, errp); |
1564 | EnumProperty *enumprop; | |
1565 | ||
1566 | if (prop == NULL) { | |
d20f616e | 1567 | return -1; |
a3590dac DB |
1568 | } |
1569 | ||
1570 | if (!g_str_equal(prop->type, typename)) { | |
1571 | error_setg(errp, "Property %s on %s is not '%s' enum type", | |
1572 | name, object_class_get_name( | |
1573 | object_get_class(obj)), typename); | |
d20f616e | 1574 | return -1; |
a3590dac DB |
1575 | } |
1576 | ||
1577 | enumprop = prop->opaque; | |
1f21772d | 1578 | |
b555f89f MA |
1579 | str = object_property_get_str(obj, name, errp); |
1580 | if (!str) { | |
d20f616e | 1581 | return -1; |
4715d42e | 1582 | } |
976620ac | 1583 | |
ea097dff | 1584 | ret = qapi_enum_parse(enumprop->lookup, str, -1, errp); |
976620ac | 1585 | g_free(str); |
1f21772d HT |
1586 | |
1587 | return ret; | |
1588 | } | |
1589 | ||
6fd5bef1 | 1590 | bool object_property_parse(Object *obj, const char *name, |
5325cc34 | 1591 | const char *string, Error **errp) |
b2cd7dee | 1592 | { |
7a0525c7 | 1593 | Visitor *v = string_input_visitor_new(string); |
6fd5bef1 MA |
1594 | bool ok = object_property_set(obj, name, v, errp); |
1595 | ||
7a0525c7 | 1596 | visit_free(v); |
6fd5bef1 | 1597 | return ok; |
b2cd7dee PB |
1598 | } |
1599 | ||
0b7593e0 | 1600 | char *object_property_print(Object *obj, const char *name, bool human, |
b2cd7dee PB |
1601 | Error **errp) |
1602 | { | |
3b098d56 | 1603 | Visitor *v; |
3a53009f | 1604 | char *string = NULL; |
b2cd7dee | 1605 | |
3b098d56 | 1606 | v = string_output_visitor_new(human, &string); |
af175e85 | 1607 | if (!object_property_get(obj, name, v, errp)) { |
3a53009f GA |
1608 | goto out; |
1609 | } | |
1610 | ||
3b098d56 | 1611 | visit_complete(v, &string); |
3a53009f GA |
1612 | |
1613 | out: | |
3b098d56 | 1614 | visit_free(v); |
b2cd7dee | 1615 | return string; |
7b7b7d18 PB |
1616 | } |
1617 | ||
57c9fafe AL |
1618 | const char *object_property_get_type(Object *obj, const char *name, Error **errp) |
1619 | { | |
89bfe000 | 1620 | ObjectProperty *prop = object_property_find(obj, name, errp); |
57c9fafe | 1621 | if (prop == NULL) { |
57c9fafe AL |
1622 | return NULL; |
1623 | } | |
1624 | ||
1625 | return prop->type; | |
1626 | } | |
1627 | ||
1628 | Object *object_get_root(void) | |
1629 | { | |
8b45d447 | 1630 | static Object *root; |
57c9fafe | 1631 | |
8b45d447 AL |
1632 | if (!root) { |
1633 | root = object_new("container"); | |
57c9fafe AL |
1634 | } |
1635 | ||
8b45d447 | 1636 | return root; |
57c9fafe AL |
1637 | } |
1638 | ||
bc2256c4 DB |
1639 | Object *object_get_objects_root(void) |
1640 | { | |
1641 | return container_get(object_get_root(), "/objects"); | |
1642 | } | |
1643 | ||
7c47c4ea PX |
1644 | Object *object_get_internal_root(void) |
1645 | { | |
1646 | static Object *internal_root; | |
1647 | ||
1648 | if (!internal_root) { | |
1649 | internal_root = object_new("container"); | |
1650 | } | |
1651 | ||
1652 | return internal_root; | |
1653 | } | |
1654 | ||
d7bce999 EB |
1655 | static void object_get_child_property(Object *obj, Visitor *v, |
1656 | const char *name, void *opaque, | |
1657 | Error **errp) | |
57c9fafe AL |
1658 | { |
1659 | Object *child = opaque; | |
ddfb0baa | 1660 | char *path; |
57c9fafe AL |
1661 | |
1662 | path = object_get_canonical_path(child); | |
51e72bc1 | 1663 | visit_type_str(v, name, &path, errp); |
57c9fafe AL |
1664 | g_free(path); |
1665 | } | |
1666 | ||
ddfb0baa MA |
1667 | static Object *object_resolve_child_property(Object *parent, void *opaque, |
1668 | const char *part) | |
64607d08 PB |
1669 | { |
1670 | return opaque; | |
1671 | } | |
1672 | ||
db85b575 AL |
1673 | static void object_finalize_child_property(Object *obj, const char *name, |
1674 | void *opaque) | |
1675 | { | |
1676 | Object *child = opaque; | |
1677 | ||
bffc687d PB |
1678 | if (child->class->unparent) { |
1679 | (child->class->unparent)(child); | |
1680 | } | |
1681 | child->parent = NULL; | |
db85b575 AL |
1682 | object_unref(child); |
1683 | } | |
1684 | ||
70251887 | 1685 | ObjectProperty * |
db57fef1 EA |
1686 | object_property_try_add_child(Object *obj, const char *name, |
1687 | Object *child, Error **errp) | |
57c9fafe | 1688 | { |
70251887 | 1689 | g_autofree char *type = NULL; |
64607d08 | 1690 | ObjectProperty *op; |
57c9fafe | 1691 | |
d2623129 | 1692 | assert(!child->parent); |
8faa2f85 | 1693 | |
688ffbb4 | 1694 | type = g_strdup_printf("child<%s>", object_get_typename(child)); |
57c9fafe | 1695 | |
db57fef1 EA |
1696 | op = object_property_try_add(obj, name, type, object_get_child_property, |
1697 | NULL, object_finalize_child_property, | |
1698 | child, errp); | |
1699 | if (!op) { | |
1700 | return NULL; | |
1701 | } | |
64607d08 | 1702 | op->resolve = object_resolve_child_property; |
57c9fafe | 1703 | object_ref(child); |
57c9fafe | 1704 | child->parent = obj; |
70251887 | 1705 | return op; |
57c9fafe AL |
1706 | } |
1707 | ||
db57fef1 EA |
1708 | ObjectProperty * |
1709 | object_property_add_child(Object *obj, const char *name, | |
1710 | Object *child) | |
1711 | { | |
1712 | return object_property_try_add_child(obj, name, child, &error_abort); | |
1713 | } | |
1714 | ||
8f5d58ef | 1715 | void object_property_allow_set_link(const Object *obj, const char *name, |
39f72ef9 SH |
1716 | Object *val, Error **errp) |
1717 | { | |
1718 | /* Allow the link to be set, always */ | |
1719 | } | |
1720 | ||
9561fda8 | 1721 | typedef struct { |
9941d37b MAL |
1722 | union { |
1723 | Object **targetp; | |
1724 | Object *target; /* if OBJ_PROP_LINK_DIRECT, when holding the pointer */ | |
840ecdfb | 1725 | ptrdiff_t offset; /* if OBJ_PROP_LINK_CLASS */ |
9941d37b | 1726 | }; |
8f5d58ef | 1727 | void (*check)(const Object *, const char *, Object *, Error **); |
9561fda8 SH |
1728 | ObjectPropertyLinkFlags flags; |
1729 | } LinkProperty; | |
1730 | ||
9941d37b MAL |
1731 | static Object ** |
1732 | object_link_get_targetp(Object *obj, LinkProperty *lprop) | |
1733 | { | |
1734 | if (lprop->flags & OBJ_PROP_LINK_DIRECT) { | |
1735 | return &lprop->target; | |
840ecdfb MAL |
1736 | } else if (lprop->flags & OBJ_PROP_LINK_CLASS) { |
1737 | return (void *)obj + lprop->offset; | |
9941d37b MAL |
1738 | } else { |
1739 | return lprop->targetp; | |
1740 | } | |
1741 | } | |
1742 | ||
d7bce999 EB |
1743 | static void object_get_link_property(Object *obj, Visitor *v, |
1744 | const char *name, void *opaque, | |
1745 | Error **errp) | |
57c9fafe | 1746 | { |
9561fda8 | 1747 | LinkProperty *lprop = opaque; |
9941d37b | 1748 | Object **targetp = object_link_get_targetp(obj, lprop); |
ddfb0baa | 1749 | char *path; |
57c9fafe | 1750 | |
36854207 MAL |
1751 | if (*targetp) { |
1752 | path = object_get_canonical_path(*targetp); | |
51e72bc1 | 1753 | visit_type_str(v, name, &path, errp); |
57c9fafe AL |
1754 | g_free(path); |
1755 | } else { | |
ddfb0baa | 1756 | path = (char *)""; |
51e72bc1 | 1757 | visit_type_str(v, name, &path, errp); |
57c9fafe AL |
1758 | } |
1759 | } | |
1760 | ||
f5ec6704 SH |
1761 | /* |
1762 | * object_resolve_link: | |
1763 | * | |
1764 | * Lookup an object and ensure its type matches the link property type. This | |
1765 | * is similar to object_resolve_path() except type verification against the | |
1766 | * link property is performed. | |
1767 | * | |
1768 | * Returns: The matched object or NULL on path lookup failures. | |
1769 | */ | |
1770 | static Object *object_resolve_link(Object *obj, const char *name, | |
1771 | const char *path, Error **errp) | |
1772 | { | |
1773 | const char *type; | |
ddfb0baa | 1774 | char *target_type; |
f5ec6704 SH |
1775 | bool ambiguous = false; |
1776 | Object *target; | |
1777 | ||
1778 | /* Go from link<FOO> to FOO. */ | |
1779 | type = object_property_get_type(obj, name, NULL); | |
1780 | target_type = g_strndup(&type[5], strlen(type) - 6); | |
1781 | target = object_resolve_path_type(path, target_type, &ambiguous); | |
1782 | ||
1783 | if (ambiguous) { | |
455b0fde EB |
1784 | error_setg(errp, "Path '%s' does not uniquely identify an object", |
1785 | path); | |
f5ec6704 SH |
1786 | } else if (!target) { |
1787 | target = object_resolve_path(path, &ambiguous); | |
1788 | if (target || ambiguous) { | |
c6bd8c70 | 1789 | error_setg(errp, QERR_INVALID_PARAMETER_TYPE, name, target_type); |
f5ec6704 | 1790 | } else { |
75158ebb MA |
1791 | error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND, |
1792 | "Device '%s' not found", path); | |
f5ec6704 SH |
1793 | } |
1794 | target = NULL; | |
1795 | } | |
1796 | g_free(target_type); | |
1797 | ||
1798 | return target; | |
1799 | } | |
1800 | ||
d7bce999 EB |
1801 | static void object_set_link_property(Object *obj, Visitor *v, |
1802 | const char *name, void *opaque, | |
1803 | Error **errp) | |
57c9fafe | 1804 | { |
c6aed983 | 1805 | Error *local_err = NULL; |
9561fda8 | 1806 | LinkProperty *prop = opaque; |
9941d37b | 1807 | Object **targetp = object_link_get_targetp(obj, prop); |
36854207 | 1808 | Object *old_target = *targetp; |
1c94a351 | 1809 | Object *new_target; |
c6aed983 | 1810 | char *path = NULL; |
57c9fafe | 1811 | |
1c94a351 MA |
1812 | if (!visit_type_str(v, name, &path, errp)) { |
1813 | return; | |
1814 | } | |
57c9fafe | 1815 | |
1c94a351 MA |
1816 | if (*path) { |
1817 | new_target = object_resolve_link(obj, name, path, errp); | |
1818 | if (!new_target) { | |
1819 | g_free(path); | |
1820 | return; | |
1821 | } | |
1822 | } else { | |
1823 | new_target = NULL; | |
57c9fafe AL |
1824 | } |
1825 | ||
1826 | g_free(path); | |
f0cdc966 | 1827 | |
39f72ef9 SH |
1828 | prop->check(obj, name, new_target, &local_err); |
1829 | if (local_err) { | |
1830 | error_propagate(errp, local_err); | |
1831 | return; | |
1832 | } | |
1833 | ||
36854207 | 1834 | *targetp = new_target; |
8770bafd | 1835 | if (prop->flags & OBJ_PROP_LINK_STRONG) { |
265b578c MAL |
1836 | object_ref(new_target); |
1837 | object_unref(old_target); | |
1838 | } | |
57c9fafe AL |
1839 | } |
1840 | ||
ddfb0baa MA |
1841 | static Object *object_resolve_link_property(Object *parent, void *opaque, |
1842 | const char *part) | |
64607d08 PB |
1843 | { |
1844 | LinkProperty *lprop = opaque; | |
1845 | ||
9941d37b | 1846 | return *object_link_get_targetp(parent, lprop); |
64607d08 PB |
1847 | } |
1848 | ||
9561fda8 SH |
1849 | static void object_release_link_property(Object *obj, const char *name, |
1850 | void *opaque) | |
1851 | { | |
1852 | LinkProperty *prop = opaque; | |
9941d37b | 1853 | Object **targetp = object_link_get_targetp(obj, prop); |
9561fda8 | 1854 | |
9941d37b MAL |
1855 | if ((prop->flags & OBJ_PROP_LINK_STRONG) && *targetp) { |
1856 | object_unref(*targetp); | |
9561fda8 | 1857 | } |
840ecdfb MAL |
1858 | if (!(prop->flags & OBJ_PROP_LINK_CLASS)) { |
1859 | g_free(prop); | |
1860 | } | |
9561fda8 SH |
1861 | } |
1862 | ||
70251887 MA |
1863 | static ObjectProperty * |
1864 | object_add_link_prop(Object *obj, const char *name, | |
1865 | const char *type, void *ptr, | |
1866 | void (*check)(const Object *, const char *, | |
1867 | Object *, Error **), | |
d2623129 | 1868 | ObjectPropertyLinkFlags flags) |
57c9fafe | 1869 | { |
9561fda8 | 1870 | LinkProperty *prop = g_malloc(sizeof(*prop)); |
70251887 | 1871 | g_autofree char *full_type = NULL; |
64607d08 | 1872 | ObjectProperty *op; |
57c9fafe | 1873 | |
4a8d5798 MAL |
1874 | if (flags & OBJ_PROP_LINK_DIRECT) { |
1875 | prop->target = ptr; | |
1876 | } else { | |
1877 | prop->targetp = ptr; | |
1878 | } | |
39f72ef9 | 1879 | prop->check = check; |
9561fda8 SH |
1880 | prop->flags = flags; |
1881 | ||
57c9fafe AL |
1882 | full_type = g_strdup_printf("link<%s>", type); |
1883 | ||
64607d08 PB |
1884 | op = object_property_add(obj, name, full_type, |
1885 | object_get_link_property, | |
1886 | check ? object_set_link_property : NULL, | |
1887 | object_release_link_property, | |
d2623129 | 1888 | prop); |
64607d08 | 1889 | op->resolve = object_resolve_link_property; |
70251887 | 1890 | return op; |
57c9fafe AL |
1891 | } |
1892 | ||
70251887 MA |
1893 | ObjectProperty * |
1894 | object_property_add_link(Object *obj, const char *name, | |
1895 | const char *type, Object **targetp, | |
1896 | void (*check)(const Object *, const char *, | |
1897 | Object *, Error **), | |
d2623129 | 1898 | ObjectPropertyLinkFlags flags) |
4a8d5798 | 1899 | { |
d2623129 | 1900 | return object_add_link_prop(obj, name, type, targetp, check, flags); |
4a8d5798 MAL |
1901 | } |
1902 | ||
840ecdfb MAL |
1903 | ObjectProperty * |
1904 | object_class_property_add_link(ObjectClass *oc, | |
1905 | const char *name, | |
1906 | const char *type, ptrdiff_t offset, | |
1907 | void (*check)(const Object *obj, const char *name, | |
1908 | Object *val, Error **errp), | |
d2623129 | 1909 | ObjectPropertyLinkFlags flags) |
840ecdfb | 1910 | { |
840ecdfb | 1911 | LinkProperty *prop = g_new0(LinkProperty, 1); |
ddfb0baa | 1912 | char *full_type; |
840ecdfb MAL |
1913 | ObjectProperty *op; |
1914 | ||
1915 | prop->offset = offset; | |
1916 | prop->check = check; | |
1917 | prop->flags = flags | OBJ_PROP_LINK_CLASS; | |
1918 | ||
1919 | full_type = g_strdup_printf("link<%s>", type); | |
1920 | ||
1921 | op = object_class_property_add(oc, name, full_type, | |
1922 | object_get_link_property, | |
1923 | check ? object_set_link_property : NULL, | |
1924 | object_release_link_property, | |
d2623129 | 1925 | prop); |
840ecdfb MAL |
1926 | |
1927 | op->resolve = object_resolve_link_property; | |
1928 | ||
840ecdfb MAL |
1929 | g_free(full_type); |
1930 | return op; | |
1931 | } | |
1932 | ||
70251887 MA |
1933 | ObjectProperty * |
1934 | object_property_add_const_link(Object *obj, const char *name, | |
d2623129 | 1935 | Object *target) |
fb9e7e33 | 1936 | { |
70251887 MA |
1937 | return object_add_link_prop(obj, name, |
1938 | object_get_typename(target), target, | |
d2623129 | 1939 | NULL, OBJ_PROP_LINK_DIRECT); |
fb9e7e33 PB |
1940 | } |
1941 | ||
7a309cc9 | 1942 | const char *object_get_canonical_path_component(const Object *obj) |
11f590b1 SH |
1943 | { |
1944 | ObjectProperty *prop = NULL; | |
b604a854 | 1945 | GHashTableIter iter; |
11f590b1 | 1946 | |
770dec26 PB |
1947 | if (obj->parent == NULL) { |
1948 | return NULL; | |
1949 | } | |
11f590b1 | 1950 | |
b604a854 PF |
1951 | g_hash_table_iter_init(&iter, obj->parent->properties); |
1952 | while (g_hash_table_iter_next(&iter, NULL, (gpointer *)&prop)) { | |
11f590b1 SH |
1953 | if (!object_property_is_child(prop)) { |
1954 | continue; | |
1955 | } | |
1956 | ||
1957 | if (prop->opaque == obj) { | |
7a309cc9 | 1958 | return prop->name; |
11f590b1 SH |
1959 | } |
1960 | } | |
1961 | ||
1962 | /* obj had a parent but was not a child, should never happen */ | |
1963 | g_assert_not_reached(); | |
1964 | return NULL; | |
1965 | } | |
1966 | ||
e8512dfa | 1967 | char *object_get_canonical_path(const Object *obj) |
57c9fafe AL |
1968 | { |
1969 | Object *root = object_get_root(); | |
11f590b1 | 1970 | char *newpath, *path = NULL; |
57c9fafe | 1971 | |
e40077fd PB |
1972 | if (obj == root) { |
1973 | return g_strdup("/"); | |
1974 | } | |
1975 | ||
1976 | do { | |
7a309cc9 | 1977 | const char *component = object_get_canonical_path_component(obj); |
57c9fafe | 1978 | |
e40077fd PB |
1979 | if (!component) { |
1980 | /* A canonical path must be complete, so discard what was | |
1981 | * collected so far. | |
1982 | */ | |
11f590b1 | 1983 | g_free(path); |
e40077fd | 1984 | return NULL; |
57c9fafe AL |
1985 | } |
1986 | ||
e40077fd PB |
1987 | newpath = g_strdup_printf("/%s%s", component, path ? path : ""); |
1988 | g_free(path); | |
e40077fd | 1989 | path = newpath; |
57c9fafe | 1990 | obj = obj->parent; |
e40077fd | 1991 | } while (obj != root); |
57c9fafe | 1992 | |
e40077fd | 1993 | return path; |
57c9fafe AL |
1994 | } |
1995 | ||
ddfb0baa | 1996 | Object *object_resolve_path_component(Object *parent, const char *part) |
a612b2a6 | 1997 | { |
89bfe000 | 1998 | ObjectProperty *prop = object_property_find(parent, part, NULL); |
a612b2a6 PB |
1999 | if (prop == NULL) { |
2000 | return NULL; | |
2001 | } | |
2002 | ||
64607d08 PB |
2003 | if (prop->resolve) { |
2004 | return prop->resolve(parent, prop->opaque, part); | |
a612b2a6 PB |
2005 | } else { |
2006 | return NULL; | |
2007 | } | |
2008 | } | |
2009 | ||
57c9fafe | 2010 | static Object *object_resolve_abs_path(Object *parent, |
ad195c8f MY |
2011 | char **parts, |
2012 | const char *typename) | |
57c9fafe | 2013 | { |
57c9fafe AL |
2014 | Object *child; |
2015 | ||
ad195c8f | 2016 | if (*parts == NULL) { |
02fe2db6 | 2017 | return object_dynamic_cast(parent, typename); |
57c9fafe AL |
2018 | } |
2019 | ||
ad195c8f MY |
2020 | if (strcmp(*parts, "") == 0) { |
2021 | return object_resolve_abs_path(parent, parts + 1, typename); | |
57c9fafe AL |
2022 | } |
2023 | ||
ad195c8f | 2024 | child = object_resolve_path_component(parent, *parts); |
57c9fafe AL |
2025 | if (!child) { |
2026 | return NULL; | |
2027 | } | |
2028 | ||
ad195c8f | 2029 | return object_resolve_abs_path(child, parts + 1, typename); |
57c9fafe AL |
2030 | } |
2031 | ||
2032 | static Object *object_resolve_partial_path(Object *parent, | |
ddfb0baa MA |
2033 | char **parts, |
2034 | const char *typename, | |
2035 | bool *ambiguous) | |
57c9fafe AL |
2036 | { |
2037 | Object *obj; | |
b604a854 | 2038 | GHashTableIter iter; |
57c9fafe AL |
2039 | ObjectProperty *prop; |
2040 | ||
ad195c8f | 2041 | obj = object_resolve_abs_path(parent, parts, typename); |
57c9fafe | 2042 | |
b604a854 PF |
2043 | g_hash_table_iter_init(&iter, parent->properties); |
2044 | while (g_hash_table_iter_next(&iter, NULL, (gpointer *)&prop)) { | |
57c9fafe AL |
2045 | Object *found; |
2046 | ||
5d9d3f47 | 2047 | if (!object_property_is_child(prop)) { |
57c9fafe AL |
2048 | continue; |
2049 | } | |
2050 | ||
02fe2db6 PB |
2051 | found = object_resolve_partial_path(prop->opaque, parts, |
2052 | typename, ambiguous); | |
57c9fafe AL |
2053 | if (found) { |
2054 | if (obj) { | |
ebcc479e | 2055 | *ambiguous = true; |
57c9fafe AL |
2056 | return NULL; |
2057 | } | |
2058 | obj = found; | |
2059 | } | |
2060 | ||
ebcc479e | 2061 | if (*ambiguous) { |
57c9fafe AL |
2062 | return NULL; |
2063 | } | |
2064 | } | |
2065 | ||
2066 | return obj; | |
2067 | } | |
2068 | ||
02fe2db6 | 2069 | Object *object_resolve_path_type(const char *path, const char *typename, |
ebcc479e | 2070 | bool *ambiguousp) |
57c9fafe | 2071 | { |
57c9fafe | 2072 | Object *obj; |
ddfb0baa | 2073 | char **parts; |
57c9fafe AL |
2074 | |
2075 | parts = g_strsplit(path, "/", 0); | |
2e1103f6 | 2076 | assert(parts); |
57c9fafe | 2077 | |
2e1103f6 | 2078 | if (parts[0] == NULL || strcmp(parts[0], "") != 0) { |
ebcc479e | 2079 | bool ambiguous = false; |
02fe2db6 | 2080 | obj = object_resolve_partial_path(object_get_root(), parts, |
ebcc479e EH |
2081 | typename, &ambiguous); |
2082 | if (ambiguousp) { | |
2083 | *ambiguousp = ambiguous; | |
2084 | } | |
57c9fafe | 2085 | } else { |
ad195c8f | 2086 | obj = object_resolve_abs_path(object_get_root(), parts + 1, typename); |
57c9fafe AL |
2087 | } |
2088 | ||
2089 | g_strfreev(parts); | |
2090 | ||
2091 | return obj; | |
2092 | } | |
2093 | ||
02fe2db6 PB |
2094 | Object *object_resolve_path(const char *path, bool *ambiguous) |
2095 | { | |
2096 | return object_resolve_path_type(path, TYPE_OBJECT, ambiguous); | |
2097 | } | |
2098 | ||
57c9fafe AL |
2099 | typedef struct StringProperty |
2100 | { | |
2101 | char *(*get)(Object *, Error **); | |
2102 | void (*set)(Object *, const char *, Error **); | |
2103 | } StringProperty; | |
2104 | ||
d7bce999 EB |
2105 | static void property_get_str(Object *obj, Visitor *v, const char *name, |
2106 | void *opaque, Error **errp) | |
57c9fafe AL |
2107 | { |
2108 | StringProperty *prop = opaque; | |
2109 | char *value; | |
e1c8237d | 2110 | Error *err = NULL; |
57c9fafe | 2111 | |
e1c8237d MA |
2112 | value = prop->get(obj, &err); |
2113 | if (err) { | |
2114 | error_propagate(errp, err); | |
2115 | return; | |
57c9fafe | 2116 | } |
e1c8237d | 2117 | |
51e72bc1 | 2118 | visit_type_str(v, name, &value, errp); |
e1c8237d | 2119 | g_free(value); |
57c9fafe AL |
2120 | } |
2121 | ||
d7bce999 EB |
2122 | static void property_set_str(Object *obj, Visitor *v, const char *name, |
2123 | void *opaque, Error **errp) | |
57c9fafe AL |
2124 | { |
2125 | StringProperty *prop = opaque; | |
2126 | char *value; | |
57c9fafe | 2127 | |
668f62ec | 2128 | if (!visit_type_str(v, name, &value, errp)) { |
57c9fafe AL |
2129 | return; |
2130 | } | |
2131 | ||
2132 | prop->set(obj, value, errp); | |
2133 | g_free(value); | |
2134 | } | |
2135 | ||
7b7b7d18 PB |
2136 | static void property_release_str(Object *obj, const char *name, |
2137 | void *opaque) | |
57c9fafe AL |
2138 | { |
2139 | StringProperty *prop = opaque; | |
2140 | g_free(prop); | |
2141 | } | |
2142 | ||
70251887 MA |
2143 | ObjectProperty * |
2144 | object_property_add_str(Object *obj, const char *name, | |
2145 | char *(*get)(Object *, Error **), | |
d2623129 | 2146 | void (*set)(Object *, const char *, Error **)) |
57c9fafe AL |
2147 | { |
2148 | StringProperty *prop = g_malloc0(sizeof(*prop)); | |
2149 | ||
2150 | prop->get = get; | |
2151 | prop->set = set; | |
2152 | ||
d2623129 MA |
2153 | return object_property_add(obj, name, "string", |
2154 | get ? property_get_str : NULL, | |
2155 | set ? property_set_str : NULL, | |
2156 | property_release_str, | |
2157 | prop); | |
57c9fafe | 2158 | } |
745549c8 | 2159 | |
a3a16211 MAL |
2160 | ObjectProperty * |
2161 | object_class_property_add_str(ObjectClass *klass, const char *name, | |
16bf7f52 DB |
2162 | char *(*get)(Object *, Error **), |
2163 | void (*set)(Object *, const char *, | |
d2623129 | 2164 | Error **)) |
16bf7f52 | 2165 | { |
16bf7f52 DB |
2166 | StringProperty *prop = g_malloc0(sizeof(*prop)); |
2167 | ||
2168 | prop->get = get; | |
2169 | prop->set = set; | |
2170 | ||
d2623129 MA |
2171 | return object_class_property_add(klass, name, "string", |
2172 | get ? property_get_str : NULL, | |
2173 | set ? property_set_str : NULL, | |
2174 | NULL, | |
2175 | prop); | |
16bf7f52 DB |
2176 | } |
2177 | ||
0e558843 AL |
2178 | typedef struct BoolProperty |
2179 | { | |
2180 | bool (*get)(Object *, Error **); | |
2181 | void (*set)(Object *, bool, Error **); | |
2182 | } BoolProperty; | |
2183 | ||
d7bce999 EB |
2184 | static void property_get_bool(Object *obj, Visitor *v, const char *name, |
2185 | void *opaque, Error **errp) | |
0e558843 AL |
2186 | { |
2187 | BoolProperty *prop = opaque; | |
2188 | bool value; | |
4715d42e MA |
2189 | Error *err = NULL; |
2190 | ||
2191 | value = prop->get(obj, &err); | |
2192 | if (err) { | |
2193 | error_propagate(errp, err); | |
2194 | return; | |
2195 | } | |
0e558843 | 2196 | |
51e72bc1 | 2197 | visit_type_bool(v, name, &value, errp); |
0e558843 AL |
2198 | } |
2199 | ||
d7bce999 EB |
2200 | static void property_set_bool(Object *obj, Visitor *v, const char *name, |
2201 | void *opaque, Error **errp) | |
0e558843 AL |
2202 | { |
2203 | BoolProperty *prop = opaque; | |
2204 | bool value; | |
0e558843 | 2205 | |
668f62ec | 2206 | if (!visit_type_bool(v, name, &value, errp)) { |
0e558843 AL |
2207 | return; |
2208 | } | |
2209 | ||
2210 | prop->set(obj, value, errp); | |
2211 | } | |
2212 | ||
2213 | static void property_release_bool(Object *obj, const char *name, | |
2214 | void *opaque) | |
2215 | { | |
2216 | BoolProperty *prop = opaque; | |
2217 | g_free(prop); | |
2218 | } | |
2219 | ||
70251887 MA |
2220 | ObjectProperty * |
2221 | object_property_add_bool(Object *obj, const char *name, | |
2222 | bool (*get)(Object *, Error **), | |
d2623129 | 2223 | void (*set)(Object *, bool, Error **)) |
0e558843 AL |
2224 | { |
2225 | BoolProperty *prop = g_malloc0(sizeof(*prop)); | |
2226 | ||
2227 | prop->get = get; | |
2228 | prop->set = set; | |
2229 | ||
d2623129 MA |
2230 | return object_property_add(obj, name, "bool", |
2231 | get ? property_get_bool : NULL, | |
2232 | set ? property_set_bool : NULL, | |
2233 | property_release_bool, | |
2234 | prop); | |
0e558843 AL |
2235 | } |
2236 | ||
a3a16211 MAL |
2237 | ObjectProperty * |
2238 | object_class_property_add_bool(ObjectClass *klass, const char *name, | |
16bf7f52 | 2239 | bool (*get)(Object *, Error **), |
d2623129 | 2240 | void (*set)(Object *, bool, Error **)) |
16bf7f52 | 2241 | { |
16bf7f52 DB |
2242 | BoolProperty *prop = g_malloc0(sizeof(*prop)); |
2243 | ||
2244 | prop->get = get; | |
2245 | prop->set = set; | |
2246 | ||
d2623129 MA |
2247 | return object_class_property_add(klass, name, "bool", |
2248 | get ? property_get_bool : NULL, | |
2249 | set ? property_set_bool : NULL, | |
2250 | NULL, | |
2251 | prop); | |
16bf7f52 DB |
2252 | } |
2253 | ||
d7bce999 EB |
2254 | static void property_get_enum(Object *obj, Visitor *v, const char *name, |
2255 | void *opaque, Error **errp) | |
a8e3fbed DB |
2256 | { |
2257 | EnumProperty *prop = opaque; | |
2258 | int value; | |
4715d42e MA |
2259 | Error *err = NULL; |
2260 | ||
2261 | value = prop->get(obj, &err); | |
2262 | if (err) { | |
2263 | error_propagate(errp, err); | |
2264 | return; | |
2265 | } | |
a8e3fbed | 2266 | |
f7abe0ec | 2267 | visit_type_enum(v, name, &value, prop->lookup, errp); |
a8e3fbed DB |
2268 | } |
2269 | ||
d7bce999 EB |
2270 | static void property_set_enum(Object *obj, Visitor *v, const char *name, |
2271 | void *opaque, Error **errp) | |
a8e3fbed DB |
2272 | { |
2273 | EnumProperty *prop = opaque; | |
2274 | int value; | |
2275 | ||
668f62ec | 2276 | if (!visit_type_enum(v, name, &value, prop->lookup, errp)) { |
4715d42e MA |
2277 | return; |
2278 | } | |
a8e3fbed DB |
2279 | prop->set(obj, value, errp); |
2280 | } | |
2281 | ||
2282 | static void property_release_enum(Object *obj, const char *name, | |
2283 | void *opaque) | |
2284 | { | |
2285 | EnumProperty *prop = opaque; | |
2286 | g_free(prop); | |
2287 | } | |
2288 | ||
70251887 MA |
2289 | ObjectProperty * |
2290 | object_property_add_enum(Object *obj, const char *name, | |
2291 | const char *typename, | |
2292 | const QEnumLookup *lookup, | |
2293 | int (*get)(Object *, Error **), | |
d2623129 | 2294 | void (*set)(Object *, int, Error **)) |
a8e3fbed | 2295 | { |
a8e3fbed DB |
2296 | EnumProperty *prop = g_malloc(sizeof(*prop)); |
2297 | ||
f7abe0ec | 2298 | prop->lookup = lookup; |
a8e3fbed DB |
2299 | prop->get = get; |
2300 | prop->set = set; | |
2301 | ||
d2623129 MA |
2302 | return object_property_add(obj, name, typename, |
2303 | get ? property_get_enum : NULL, | |
2304 | set ? property_set_enum : NULL, | |
2305 | property_release_enum, | |
2306 | prop); | |
a8e3fbed DB |
2307 | } |
2308 | ||
a3a16211 MAL |
2309 | ObjectProperty * |
2310 | object_class_property_add_enum(ObjectClass *klass, const char *name, | |
16bf7f52 | 2311 | const char *typename, |
f7abe0ec | 2312 | const QEnumLookup *lookup, |
16bf7f52 | 2313 | int (*get)(Object *, Error **), |
d2623129 | 2314 | void (*set)(Object *, int, Error **)) |
16bf7f52 | 2315 | { |
16bf7f52 DB |
2316 | EnumProperty *prop = g_malloc(sizeof(*prop)); |
2317 | ||
f7abe0ec | 2318 | prop->lookup = lookup; |
16bf7f52 DB |
2319 | prop->get = get; |
2320 | prop->set = set; | |
2321 | ||
d2623129 MA |
2322 | return object_class_property_add(klass, name, typename, |
2323 | get ? property_get_enum : NULL, | |
2324 | set ? property_set_enum : NULL, | |
2325 | NULL, | |
2326 | prop); | |
16bf7f52 DB |
2327 | } |
2328 | ||
8e099d14 DG |
2329 | typedef struct TMProperty { |
2330 | void (*get)(Object *, struct tm *, Error **); | |
2331 | } TMProperty; | |
2332 | ||
d7bce999 EB |
2333 | static void property_get_tm(Object *obj, Visitor *v, const char *name, |
2334 | void *opaque, Error **errp) | |
8e099d14 DG |
2335 | { |
2336 | TMProperty *prop = opaque; | |
2337 | Error *err = NULL; | |
2338 | struct tm value; | |
2339 | ||
2340 | prop->get(obj, &value, &err); | |
2341 | if (err) { | |
992861fb MA |
2342 | error_propagate(errp, err); |
2343 | return; | |
8e099d14 DG |
2344 | } |
2345 | ||
992861fb MA |
2346 | if (!visit_start_struct(v, name, NULL, 0, errp)) { |
2347 | return; | |
8e099d14 | 2348 | } |
992861fb | 2349 | if (!visit_type_int32(v, "tm_year", &value.tm_year, errp)) { |
8e099d14 DG |
2350 | goto out_end; |
2351 | } | |
992861fb | 2352 | if (!visit_type_int32(v, "tm_mon", &value.tm_mon, errp)) { |
8e099d14 DG |
2353 | goto out_end; |
2354 | } | |
992861fb | 2355 | if (!visit_type_int32(v, "tm_mday", &value.tm_mday, errp)) { |
8e099d14 DG |
2356 | goto out_end; |
2357 | } | |
992861fb | 2358 | if (!visit_type_int32(v, "tm_hour", &value.tm_hour, errp)) { |
8e099d14 DG |
2359 | goto out_end; |
2360 | } | |
992861fb | 2361 | if (!visit_type_int32(v, "tm_min", &value.tm_min, errp)) { |
8e099d14 DG |
2362 | goto out_end; |
2363 | } | |
992861fb | 2364 | if (!visit_type_int32(v, "tm_sec", &value.tm_sec, errp)) { |
8e099d14 DG |
2365 | goto out_end; |
2366 | } | |
992861fb | 2367 | visit_check_struct(v, errp); |
8e099d14 | 2368 | out_end: |
1158bb2a | 2369 | visit_end_struct(v, NULL); |
8e099d14 DG |
2370 | } |
2371 | ||
2372 | static void property_release_tm(Object *obj, const char *name, | |
2373 | void *opaque) | |
2374 | { | |
2375 | TMProperty *prop = opaque; | |
2376 | g_free(prop); | |
2377 | } | |
2378 | ||
70251887 MA |
2379 | ObjectProperty * |
2380 | object_property_add_tm(Object *obj, const char *name, | |
d2623129 | 2381 | void (*get)(Object *, struct tm *, Error **)) |
8e099d14 | 2382 | { |
8e099d14 DG |
2383 | TMProperty *prop = g_malloc0(sizeof(*prop)); |
2384 | ||
2385 | prop->get = get; | |
2386 | ||
d2623129 MA |
2387 | return object_property_add(obj, name, "struct tm", |
2388 | get ? property_get_tm : NULL, NULL, | |
2389 | property_release_tm, | |
2390 | prop); | |
8e099d14 DG |
2391 | } |
2392 | ||
a3a16211 MAL |
2393 | ObjectProperty * |
2394 | object_class_property_add_tm(ObjectClass *klass, const char *name, | |
d2623129 | 2395 | void (*get)(Object *, struct tm *, Error **)) |
16bf7f52 | 2396 | { |
16bf7f52 DB |
2397 | TMProperty *prop = g_malloc0(sizeof(*prop)); |
2398 | ||
2399 | prop->get = get; | |
2400 | ||
d2623129 MA |
2401 | return object_class_property_add(klass, name, "struct tm", |
2402 | get ? property_get_tm : NULL, | |
2403 | NULL, NULL, prop); | |
16bf7f52 DB |
2404 | } |
2405 | ||
90c69fb9 | 2406 | static char *object_get_type(Object *obj, Error **errp) |
2f262e06 PB |
2407 | { |
2408 | return g_strdup(object_get_typename(obj)); | |
2409 | } | |
2410 | ||
d7bce999 EB |
2411 | static void property_get_uint8_ptr(Object *obj, Visitor *v, const char *name, |
2412 | void *opaque, Error **errp) | |
e732ea63 MT |
2413 | { |
2414 | uint8_t value = *(uint8_t *)opaque; | |
51e72bc1 | 2415 | visit_type_uint8(v, name, &value, errp); |
e732ea63 MT |
2416 | } |
2417 | ||
836e1b38 FF |
2418 | static void property_set_uint8_ptr(Object *obj, Visitor *v, const char *name, |
2419 | void *opaque, Error **errp) | |
2420 | { | |
2421 | uint8_t *field = opaque; | |
2422 | uint8_t value; | |
836e1b38 | 2423 | |
668f62ec | 2424 | if (!visit_type_uint8(v, name, &value, errp)) { |
836e1b38 FF |
2425 | return; |
2426 | } | |
2427 | ||
2428 | *field = value; | |
2429 | } | |
2430 | ||
d7bce999 EB |
2431 | static void property_get_uint16_ptr(Object *obj, Visitor *v, const char *name, |
2432 | void *opaque, Error **errp) | |
e732ea63 MT |
2433 | { |
2434 | uint16_t value = *(uint16_t *)opaque; | |
51e72bc1 | 2435 | visit_type_uint16(v, name, &value, errp); |
e732ea63 MT |
2436 | } |
2437 | ||
836e1b38 FF |
2438 | static void property_set_uint16_ptr(Object *obj, Visitor *v, const char *name, |
2439 | void *opaque, Error **errp) | |
2440 | { | |
2441 | uint16_t *field = opaque; | |
2442 | uint16_t value; | |
836e1b38 | 2443 | |
668f62ec | 2444 | if (!visit_type_uint16(v, name, &value, errp)) { |
836e1b38 FF |
2445 | return; |
2446 | } | |
2447 | ||
2448 | *field = value; | |
2449 | } | |
2450 | ||
d7bce999 EB |
2451 | static void property_get_uint32_ptr(Object *obj, Visitor *v, const char *name, |
2452 | void *opaque, Error **errp) | |
e732ea63 MT |
2453 | { |
2454 | uint32_t value = *(uint32_t *)opaque; | |
51e72bc1 | 2455 | visit_type_uint32(v, name, &value, errp); |
e732ea63 MT |
2456 | } |
2457 | ||
836e1b38 FF |
2458 | static void property_set_uint32_ptr(Object *obj, Visitor *v, const char *name, |
2459 | void *opaque, Error **errp) | |
2460 | { | |
2461 | uint32_t *field = opaque; | |
2462 | uint32_t value; | |
836e1b38 | 2463 | |
668f62ec | 2464 | if (!visit_type_uint32(v, name, &value, errp)) { |
836e1b38 FF |
2465 | return; |
2466 | } | |
2467 | ||
2468 | *field = value; | |
2469 | } | |
2470 | ||
d7bce999 EB |
2471 | static void property_get_uint64_ptr(Object *obj, Visitor *v, const char *name, |
2472 | void *opaque, Error **errp) | |
e732ea63 MT |
2473 | { |
2474 | uint64_t value = *(uint64_t *)opaque; | |
51e72bc1 | 2475 | visit_type_uint64(v, name, &value, errp); |
e732ea63 MT |
2476 | } |
2477 | ||
836e1b38 FF |
2478 | static void property_set_uint64_ptr(Object *obj, Visitor *v, const char *name, |
2479 | void *opaque, Error **errp) | |
2480 | { | |
2481 | uint64_t *field = opaque; | |
2482 | uint64_t value; | |
836e1b38 | 2483 | |
668f62ec | 2484 | if (!visit_type_uint64(v, name, &value, errp)) { |
836e1b38 FF |
2485 | return; |
2486 | } | |
2487 | ||
2488 | *field = value; | |
2489 | } | |
2490 | ||
70251887 MA |
2491 | ObjectProperty * |
2492 | object_property_add_uint8_ptr(Object *obj, const char *name, | |
2493 | const uint8_t *v, | |
d2623129 | 2494 | ObjectPropertyFlags flags) |
e732ea63 | 2495 | { |
836e1b38 FF |
2496 | ObjectPropertyAccessor *getter = NULL; |
2497 | ObjectPropertyAccessor *setter = NULL; | |
2498 | ||
2499 | if ((flags & OBJ_PROP_FLAG_READ) == OBJ_PROP_FLAG_READ) { | |
2500 | getter = property_get_uint8_ptr; | |
2501 | } | |
2502 | ||
2503 | if ((flags & OBJ_PROP_FLAG_WRITE) == OBJ_PROP_FLAG_WRITE) { | |
2504 | setter = property_set_uint8_ptr; | |
2505 | } | |
2506 | ||
70251887 | 2507 | return object_property_add(obj, name, "uint8", |
d2623129 | 2508 | getter, setter, NULL, (void *)v); |
e732ea63 MT |
2509 | } |
2510 | ||
a3a16211 MAL |
2511 | ObjectProperty * |
2512 | object_class_property_add_uint8_ptr(ObjectClass *klass, const char *name, | |
836e1b38 | 2513 | const uint8_t *v, |
d2623129 | 2514 | ObjectPropertyFlags flags) |
16bf7f52 | 2515 | { |
836e1b38 FF |
2516 | ObjectPropertyAccessor *getter = NULL; |
2517 | ObjectPropertyAccessor *setter = NULL; | |
2518 | ||
2519 | if ((flags & OBJ_PROP_FLAG_READ) == OBJ_PROP_FLAG_READ) { | |
2520 | getter = property_get_uint8_ptr; | |
2521 | } | |
2522 | ||
2523 | if ((flags & OBJ_PROP_FLAG_WRITE) == OBJ_PROP_FLAG_WRITE) { | |
2524 | setter = property_set_uint8_ptr; | |
2525 | } | |
2526 | ||
a3a16211 | 2527 | return object_class_property_add(klass, name, "uint8", |
d2623129 | 2528 | getter, setter, NULL, (void *)v); |
16bf7f52 DB |
2529 | } |
2530 | ||
70251887 MA |
2531 | ObjectProperty * |
2532 | object_property_add_uint16_ptr(Object *obj, const char *name, | |
2533 | const uint16_t *v, | |
d2623129 | 2534 | ObjectPropertyFlags flags) |
e732ea63 | 2535 | { |
836e1b38 FF |
2536 | ObjectPropertyAccessor *getter = NULL; |
2537 | ObjectPropertyAccessor *setter = NULL; | |
2538 | ||
2539 | if ((flags & OBJ_PROP_FLAG_READ) == OBJ_PROP_FLAG_READ) { | |
2540 | getter = property_get_uint16_ptr; | |
2541 | } | |
2542 | ||
2543 | if ((flags & OBJ_PROP_FLAG_WRITE) == OBJ_PROP_FLAG_WRITE) { | |
2544 | setter = property_set_uint16_ptr; | |
2545 | } | |
2546 | ||
70251887 | 2547 | return object_property_add(obj, name, "uint16", |
d2623129 | 2548 | getter, setter, NULL, (void *)v); |
e732ea63 MT |
2549 | } |
2550 | ||
a3a16211 MAL |
2551 | ObjectProperty * |
2552 | object_class_property_add_uint16_ptr(ObjectClass *klass, const char *name, | |
836e1b38 | 2553 | const uint16_t *v, |
d2623129 | 2554 | ObjectPropertyFlags flags) |
16bf7f52 | 2555 | { |
836e1b38 FF |
2556 | ObjectPropertyAccessor *getter = NULL; |
2557 | ObjectPropertyAccessor *setter = NULL; | |
2558 | ||
2559 | if ((flags & OBJ_PROP_FLAG_READ) == OBJ_PROP_FLAG_READ) { | |
2560 | getter = property_get_uint16_ptr; | |
2561 | } | |
2562 | ||
2563 | if ((flags & OBJ_PROP_FLAG_WRITE) == OBJ_PROP_FLAG_WRITE) { | |
2564 | setter = property_set_uint16_ptr; | |
2565 | } | |
2566 | ||
a3a16211 | 2567 | return object_class_property_add(klass, name, "uint16", |
d2623129 | 2568 | getter, setter, NULL, (void *)v); |
16bf7f52 DB |
2569 | } |
2570 | ||
70251887 MA |
2571 | ObjectProperty * |
2572 | object_property_add_uint32_ptr(Object *obj, const char *name, | |
2573 | const uint32_t *v, | |
d2623129 | 2574 | ObjectPropertyFlags flags) |
e732ea63 | 2575 | { |
836e1b38 FF |
2576 | ObjectPropertyAccessor *getter = NULL; |
2577 | ObjectPropertyAccessor *setter = NULL; | |
2578 | ||
2579 | if ((flags & OBJ_PROP_FLAG_READ) == OBJ_PROP_FLAG_READ) { | |
2580 | getter = property_get_uint32_ptr; | |
2581 | } | |
2582 | ||
2583 | if ((flags & OBJ_PROP_FLAG_WRITE) == OBJ_PROP_FLAG_WRITE) { | |
2584 | setter = property_set_uint32_ptr; | |
2585 | } | |
2586 | ||
70251887 | 2587 | return object_property_add(obj, name, "uint32", |
d2623129 | 2588 | getter, setter, NULL, (void *)v); |
e732ea63 MT |
2589 | } |
2590 | ||
a3a16211 MAL |
2591 | ObjectProperty * |
2592 | object_class_property_add_uint32_ptr(ObjectClass *klass, const char *name, | |
836e1b38 | 2593 | const uint32_t *v, |
d2623129 | 2594 | ObjectPropertyFlags flags) |
16bf7f52 | 2595 | { |
836e1b38 FF |
2596 | ObjectPropertyAccessor *getter = NULL; |
2597 | ObjectPropertyAccessor *setter = NULL; | |
2598 | ||
2599 | if ((flags & OBJ_PROP_FLAG_READ) == OBJ_PROP_FLAG_READ) { | |
2600 | getter = property_get_uint32_ptr; | |
2601 | } | |
2602 | ||
2603 | if ((flags & OBJ_PROP_FLAG_WRITE) == OBJ_PROP_FLAG_WRITE) { | |
2604 | setter = property_set_uint32_ptr; | |
2605 | } | |
2606 | ||
a3a16211 | 2607 | return object_class_property_add(klass, name, "uint32", |
d2623129 | 2608 | getter, setter, NULL, (void *)v); |
16bf7f52 DB |
2609 | } |
2610 | ||
70251887 MA |
2611 | ObjectProperty * |
2612 | object_property_add_uint64_ptr(Object *obj, const char *name, | |
2613 | const uint64_t *v, | |
d2623129 | 2614 | ObjectPropertyFlags flags) |
e732ea63 | 2615 | { |
836e1b38 FF |
2616 | ObjectPropertyAccessor *getter = NULL; |
2617 | ObjectPropertyAccessor *setter = NULL; | |
2618 | ||
2619 | if ((flags & OBJ_PROP_FLAG_READ) == OBJ_PROP_FLAG_READ) { | |
2620 | getter = property_get_uint64_ptr; | |
2621 | } | |
2622 | ||
2623 | if ((flags & OBJ_PROP_FLAG_WRITE) == OBJ_PROP_FLAG_WRITE) { | |
2624 | setter = property_set_uint64_ptr; | |
2625 | } | |
2626 | ||
70251887 | 2627 | return object_property_add(obj, name, "uint64", |
d2623129 | 2628 | getter, setter, NULL, (void *)v); |
e732ea63 MT |
2629 | } |
2630 | ||
a3a16211 MAL |
2631 | ObjectProperty * |
2632 | object_class_property_add_uint64_ptr(ObjectClass *klass, const char *name, | |
836e1b38 | 2633 | const uint64_t *v, |
d2623129 | 2634 | ObjectPropertyFlags flags) |
16bf7f52 | 2635 | { |
836e1b38 FF |
2636 | ObjectPropertyAccessor *getter = NULL; |
2637 | ObjectPropertyAccessor *setter = NULL; | |
2638 | ||
2639 | if ((flags & OBJ_PROP_FLAG_READ) == OBJ_PROP_FLAG_READ) { | |
2640 | getter = property_get_uint64_ptr; | |
2641 | } | |
2642 | ||
2643 | if ((flags & OBJ_PROP_FLAG_WRITE) == OBJ_PROP_FLAG_WRITE) { | |
2644 | setter = property_set_uint64_ptr; | |
2645 | } | |
2646 | ||
a3a16211 | 2647 | return object_class_property_add(klass, name, "uint64", |
d2623129 | 2648 | getter, setter, NULL, (void *)v); |
16bf7f52 DB |
2649 | } |
2650 | ||
ef7c7ff6 SH |
2651 | typedef struct { |
2652 | Object *target_obj; | |
1590d266 | 2653 | char *target_name; |
ef7c7ff6 SH |
2654 | } AliasProperty; |
2655 | ||
d7bce999 EB |
2656 | static void property_get_alias(Object *obj, Visitor *v, const char *name, |
2657 | void *opaque, Error **errp) | |
ef7c7ff6 SH |
2658 | { |
2659 | AliasProperty *prop = opaque; | |
2660 | ||
5325cc34 | 2661 | object_property_get(prop->target_obj, prop->target_name, v, errp); |
ef7c7ff6 SH |
2662 | } |
2663 | ||
d7bce999 EB |
2664 | static void property_set_alias(Object *obj, Visitor *v, const char *name, |
2665 | void *opaque, Error **errp) | |
ef7c7ff6 SH |
2666 | { |
2667 | AliasProperty *prop = opaque; | |
2668 | ||
5325cc34 | 2669 | object_property_set(prop->target_obj, prop->target_name, v, errp); |
ef7c7ff6 SH |
2670 | } |
2671 | ||
64607d08 | 2672 | static Object *property_resolve_alias(Object *obj, void *opaque, |
ddfb0baa | 2673 | const char *part) |
64607d08 PB |
2674 | { |
2675 | AliasProperty *prop = opaque; | |
2676 | ||
2677 | return object_resolve_path_component(prop->target_obj, prop->target_name); | |
2678 | } | |
2679 | ||
ef7c7ff6 SH |
2680 | static void property_release_alias(Object *obj, const char *name, void *opaque) |
2681 | { | |
2682 | AliasProperty *prop = opaque; | |
2683 | ||
1590d266 | 2684 | g_free(prop->target_name); |
ef7c7ff6 SH |
2685 | g_free(prop); |
2686 | } | |
2687 | ||
70251887 MA |
2688 | ObjectProperty * |
2689 | object_property_add_alias(Object *obj, const char *name, | |
d2623129 | 2690 | Object *target_obj, const char *target_name) |
ef7c7ff6 SH |
2691 | { |
2692 | AliasProperty *prop; | |
64607d08 | 2693 | ObjectProperty *op; |
ef7c7ff6 | 2694 | ObjectProperty *target_prop; |
70251887 | 2695 | g_autofree char *prop_type = NULL; |
ef7c7ff6 | 2696 | |
d2623129 MA |
2697 | target_prop = object_property_find(target_obj, target_name, |
2698 | &error_abort); | |
ef7c7ff6 | 2699 | |
d190698e PB |
2700 | if (object_property_is_child(target_prop)) { |
2701 | prop_type = g_strdup_printf("link%s", | |
2702 | target_prop->type + strlen("child")); | |
2703 | } else { | |
2704 | prop_type = g_strdup(target_prop->type); | |
2705 | } | |
2706 | ||
ef7c7ff6 SH |
2707 | prop = g_malloc(sizeof(*prop)); |
2708 | prop->target_obj = target_obj; | |
1590d266 | 2709 | prop->target_name = g_strdup(target_name); |
ef7c7ff6 | 2710 | |
d190698e | 2711 | op = object_property_add(obj, name, prop_type, |
64607d08 PB |
2712 | property_get_alias, |
2713 | property_set_alias, | |
2714 | property_release_alias, | |
d2623129 | 2715 | prop); |
64607d08 | 2716 | op->resolve = property_resolve_alias; |
0e76ed0a MAL |
2717 | if (target_prop->defval) { |
2718 | op->defval = qobject_ref(target_prop->defval); | |
2719 | } | |
d190698e | 2720 | |
a18bb417 | 2721 | object_property_set_description(obj, op->name, |
7eecec7d | 2722 | target_prop->description); |
70251887 | 2723 | return op; |
ef7c7ff6 SH |
2724 | } |
2725 | ||
80742642 | 2726 | void object_property_set_description(Object *obj, const char *name, |
7eecec7d | 2727 | const char *description) |
80742642 GA |
2728 | { |
2729 | ObjectProperty *op; | |
2730 | ||
7eecec7d | 2731 | op = object_property_find(obj, name, &error_abort); |
80742642 GA |
2732 | g_free(op->description); |
2733 | op->description = g_strdup(description); | |
2734 | } | |
2735 | ||
16bf7f52 DB |
2736 | void object_class_property_set_description(ObjectClass *klass, |
2737 | const char *name, | |
7eecec7d | 2738 | const char *description) |
16bf7f52 DB |
2739 | { |
2740 | ObjectProperty *op; | |
2741 | ||
2742 | op = g_hash_table_lookup(klass->properties, name); | |
16bf7f52 DB |
2743 | g_free(op->description); |
2744 | op->description = g_strdup(description); | |
2745 | } | |
2746 | ||
7439a036 | 2747 | static void object_class_init(ObjectClass *klass, void *data) |
2f262e06 | 2748 | { |
90c69fb9 | 2749 | object_class_property_add_str(klass, "type", object_get_type, |
d2623129 | 2750 | NULL); |
2f262e06 PB |
2751 | } |
2752 | ||
745549c8 PB |
2753 | static void register_types(void) |
2754 | { | |
2755 | static TypeInfo interface_info = { | |
2756 | .name = TYPE_INTERFACE, | |
33e95c63 | 2757 | .class_size = sizeof(InterfaceClass), |
745549c8 PB |
2758 | .abstract = true, |
2759 | }; | |
2760 | ||
2761 | static TypeInfo object_info = { | |
2762 | .name = TYPE_OBJECT, | |
2763 | .instance_size = sizeof(Object), | |
7439a036 | 2764 | .class_init = object_class_init, |
745549c8 PB |
2765 | .abstract = true, |
2766 | }; | |
2767 | ||
049cb3cf PB |
2768 | type_interface = type_register_internal(&interface_info); |
2769 | type_register_internal(&object_info); | |
745549c8 PB |
2770 | } |
2771 | ||
2772 | type_init(register_types) |