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cfbe46fc MA |
1 | /* |
2 | * QMP commands related to QOM | |
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. See | |
10 | * the COPYING file in the top-level directory. | |
11 | * | |
12 | * Contributions after 2012-01-13 are licensed under the terms of the | |
13 | * GNU GPL, version 2 or (at your option) any later version. | |
14 | */ | |
15 | ||
16 | #include "qemu/osdep.h" | |
5f07c4d6 | 17 | #include "block/qdict.h" |
a27bd6c7 | 18 | #include "hw/qdev-core.h" |
cfbe46fc MA |
19 | #include "qapi/error.h" |
20 | #include "qapi/qapi-commands-qdev.h" | |
21 | #include "qapi/qapi-commands-qom.h" | |
22 | #include "qapi/qmp/qdict.h" | |
23 | #include "qapi/qmp/qerror.h" | |
cfbe46fc MA |
24 | #include "qemu/cutils.h" |
25 | #include "qom/object_interfaces.h" | |
26 | #include "qom/qom-qobject.h" | |
27 | ||
28 | ObjectPropertyInfoList *qmp_qom_list(const char *path, Error **errp) | |
29 | { | |
30 | Object *obj; | |
31 | bool ambiguous = false; | |
32 | ObjectPropertyInfoList *props = NULL; | |
33 | ObjectProperty *prop; | |
34 | ObjectPropertyIterator iter; | |
35 | ||
36 | obj = object_resolve_path(path, &ambiguous); | |
37 | if (obj == NULL) { | |
38 | if (ambiguous) { | |
39 | error_setg(errp, "Path '%s' is ambiguous", path); | |
40 | } else { | |
41 | error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND, | |
42 | "Device '%s' not found", path); | |
43 | } | |
44 | return NULL; | |
45 | } | |
46 | ||
47 | object_property_iter_init(&iter, obj); | |
48 | while ((prop = object_property_iter_next(&iter))) { | |
49 | ObjectPropertyInfoList *entry = g_malloc0(sizeof(*entry)); | |
50 | ||
51 | entry->value = g_malloc0(sizeof(ObjectPropertyInfo)); | |
52 | entry->next = props; | |
53 | props = entry; | |
54 | ||
55 | entry->value->name = g_strdup(prop->name); | |
56 | entry->value->type = g_strdup(prop->type); | |
57 | } | |
58 | ||
59 | return props; | |
60 | } | |
61 | ||
62 | void qmp_qom_set(const char *path, const char *property, QObject *value, | |
63 | Error **errp) | |
64 | { | |
65 | Object *obj; | |
66 | ||
67 | obj = object_resolve_path(path, NULL); | |
68 | if (!obj) { | |
69 | error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND, | |
70 | "Device '%s' not found", path); | |
71 | return; | |
72 | } | |
73 | ||
5325cc34 | 74 | object_property_set_qobject(obj, property, value, errp); |
cfbe46fc MA |
75 | } |
76 | ||
77 | QObject *qmp_qom_get(const char *path, const char *property, Error **errp) | |
78 | { | |
79 | Object *obj; | |
80 | ||
81 | obj = object_resolve_path(path, NULL); | |
82 | if (!obj) { | |
83 | error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND, | |
84 | "Device '%s' not found", path); | |
85 | return NULL; | |
86 | } | |
87 | ||
88 | return object_property_get_qobject(obj, property, errp); | |
89 | } | |
90 | ||
91 | static void qom_list_types_tramp(ObjectClass *klass, void *data) | |
92 | { | |
93 | ObjectTypeInfoList *e, **pret = data; | |
94 | ObjectTypeInfo *info; | |
95 | ObjectClass *parent = object_class_get_parent(klass); | |
96 | ||
97 | info = g_malloc0(sizeof(*info)); | |
98 | info->name = g_strdup(object_class_get_name(klass)); | |
99 | info->has_abstract = info->abstract = object_class_is_abstract(klass); | |
100 | if (parent) { | |
101 | info->has_parent = true; | |
102 | info->parent = g_strdup(object_class_get_name(parent)); | |
103 | } | |
104 | ||
105 | e = g_malloc0(sizeof(*e)); | |
106 | e->value = info; | |
107 | e->next = *pret; | |
108 | *pret = e; | |
109 | } | |
110 | ||
111 | ObjectTypeInfoList *qmp_qom_list_types(bool has_implements, | |
112 | const char *implements, | |
113 | bool has_abstract, | |
114 | bool abstract, | |
115 | Error **errp) | |
116 | { | |
117 | ObjectTypeInfoList *ret = NULL; | |
118 | ||
7ab6e7fc | 119 | module_load_qom_all(); |
cfbe46fc MA |
120 | object_class_foreach(qom_list_types_tramp, implements, abstract, &ret); |
121 | ||
122 | return ret; | |
123 | } | |
124 | ||
cfbe46fc MA |
125 | ObjectPropertyInfoList *qmp_device_list_properties(const char *typename, |
126 | Error **errp) | |
127 | { | |
128 | ObjectClass *klass; | |
129 | Object *obj; | |
130 | ObjectProperty *prop; | |
131 | ObjectPropertyIterator iter; | |
132 | ObjectPropertyInfoList *prop_list = NULL; | |
133 | ||
7ab6e7fc | 134 | klass = module_object_class_by_name(typename); |
cfbe46fc MA |
135 | if (klass == NULL) { |
136 | error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND, | |
137 | "Device '%s' not found", typename); | |
138 | return NULL; | |
139 | } | |
140 | ||
141 | klass = object_class_dynamic_cast(klass, TYPE_DEVICE); | |
142 | if (klass == NULL) { | |
143 | error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "typename", TYPE_DEVICE); | |
144 | return NULL; | |
145 | } | |
146 | ||
147 | if (object_class_is_abstract(klass)) { | |
148 | error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "typename", | |
149 | "non-abstract device type"); | |
150 | return NULL; | |
151 | } | |
152 | ||
153 | obj = object_new(typename); | |
154 | ||
155 | object_property_iter_init(&iter, obj); | |
156 | while ((prop = object_property_iter_next(&iter))) { | |
157 | ObjectPropertyInfo *info; | |
158 | ObjectPropertyInfoList *entry; | |
159 | ||
160 | /* Skip Object and DeviceState properties */ | |
161 | if (strcmp(prop->name, "type") == 0 || | |
162 | strcmp(prop->name, "realized") == 0 || | |
163 | strcmp(prop->name, "hotpluggable") == 0 || | |
164 | strcmp(prop->name, "hotplugged") == 0 || | |
165 | strcmp(prop->name, "parent_bus") == 0) { | |
166 | continue; | |
167 | } | |
168 | ||
169 | /* Skip legacy properties since they are just string versions of | |
170 | * properties that we already list. | |
171 | */ | |
172 | if (strstart(prop->name, "legacy-", NULL)) { | |
173 | continue; | |
174 | } | |
175 | ||
c1f472ea PB |
176 | info = g_new0(ObjectPropertyInfo, 1); |
177 | info->name = g_strdup(prop->name); | |
178 | info->type = g_strdup(prop->type); | |
179 | info->has_description = !!prop->description; | |
180 | info->description = g_strdup(prop->description); | |
1bb3d7d9 MAL |
181 | info->default_value = qobject_ref(prop->defval); |
182 | info->has_default_value = !!info->default_value; | |
cfbe46fc MA |
183 | |
184 | entry = g_malloc0(sizeof(*entry)); | |
185 | entry->value = info; | |
186 | entry->next = prop_list; | |
187 | prop_list = entry; | |
188 | } | |
189 | ||
190 | object_unref(obj); | |
191 | ||
192 | return prop_list; | |
193 | } | |
194 | ||
195 | ObjectPropertyInfoList *qmp_qom_list_properties(const char *typename, | |
196 | Error **errp) | |
197 | { | |
198 | ObjectClass *klass; | |
199 | Object *obj = NULL; | |
200 | ObjectProperty *prop; | |
201 | ObjectPropertyIterator iter; | |
202 | ObjectPropertyInfoList *prop_list = NULL; | |
203 | ||
204 | klass = object_class_by_name(typename); | |
205 | if (klass == NULL) { | |
206 | error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND, | |
207 | "Class '%s' not found", typename); | |
208 | return NULL; | |
209 | } | |
210 | ||
211 | klass = object_class_dynamic_cast(klass, TYPE_OBJECT); | |
212 | if (klass == NULL) { | |
213 | error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "typename", TYPE_OBJECT); | |
214 | return NULL; | |
215 | } | |
216 | ||
217 | if (object_class_is_abstract(klass)) { | |
218 | object_class_property_iter_init(&iter, klass); | |
219 | } else { | |
220 | obj = object_new(typename); | |
221 | object_property_iter_init(&iter, obj); | |
222 | } | |
223 | while ((prop = object_property_iter_next(&iter))) { | |
224 | ObjectPropertyInfo *info; | |
225 | ObjectPropertyInfoList *entry; | |
226 | ||
227 | info = g_malloc0(sizeof(*info)); | |
228 | info->name = g_strdup(prop->name); | |
229 | info->type = g_strdup(prop->type); | |
230 | info->has_description = !!prop->description; | |
231 | info->description = g_strdup(prop->description); | |
232 | ||
233 | entry = g_malloc0(sizeof(*entry)); | |
234 | entry->value = info; | |
235 | entry->next = prop_list; | |
236 | prop_list = entry; | |
237 | } | |
238 | ||
239 | object_unref(obj); | |
240 | ||
241 | return prop_list; | |
242 | } | |
243 | ||
5f07c4d6 | 244 | void qmp_object_add(QDict *qdict, QObject **ret_data, Error **errp) |
cfbe46fc | 245 | { |
5f07c4d6 | 246 | QObject *props; |
cfbe46fc | 247 | QDict *pdict; |
5f07c4d6 KW |
248 | |
249 | props = qdict_get(qdict, "props"); | |
cfbe46fc MA |
250 | if (props) { |
251 | pdict = qobject_to(QDict, props); | |
252 | if (!pdict) { | |
253 | error_setg(errp, QERR_INVALID_PARAMETER_TYPE, "props", "dict"); | |
254 | return; | |
255 | } | |
256 | qobject_ref(pdict); | |
5f07c4d6 KW |
257 | qdict_del(qdict, "props"); |
258 | qdict_join(qdict, pdict, false); | |
259 | if (qdict_size(pdict) != 0) { | |
260 | error_setg(errp, "Option in 'props' conflicts with top level"); | |
261 | qobject_unref(pdict); | |
262 | return; | |
263 | } | |
264 | qobject_unref(pdict); | |
cfbe46fc MA |
265 | } |
266 | ||
eaae29ef | 267 | user_creatable_add_dict(qdict, false, errp); |
cfbe46fc MA |
268 | } |
269 | ||
270 | void qmp_object_del(const char *id, Error **errp) | |
271 | { | |
272 | user_creatable_del(id, errp); | |
273 | } |