meson: Display block layer information altogether
[qemu/ar7.git] / qom / qom-qmp-cmds.c
blobb40ac39f3008c814e1168d8f89f684f06d40aa71
1 /*
2 * QMP commands related to QOM
4 * Copyright IBM, Corp. 2011
6 * Authors:
7 * Anthony Liguori <aliguori@us.ibm.com>
9 * This work is licensed under the terms of the GNU GPL, version 2. See
10 * the COPYING file in the top-level directory.
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.
16 #include "qemu/osdep.h"
17 #include "block/qdict.h"
18 #include "hw/qdev-core.h"
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"
24 #include "qemu/cutils.h"
25 #include "qom/object_interfaces.h"
26 #include "qom/qom-qobject.h"
28 ObjectPropertyInfoList *qmp_qom_list(const char *path, Error **errp)
30 Object *obj;
31 bool ambiguous = false;
32 ObjectPropertyInfoList *props = NULL;
33 ObjectProperty *prop;
34 ObjectPropertyIterator iter;
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);
44 return NULL;
47 object_property_iter_init(&iter, obj);
48 while ((prop = object_property_iter_next(&iter))) {
49 ObjectPropertyInfo *value = g_malloc0(sizeof(ObjectPropertyInfo));
51 QAPI_LIST_PREPEND(props, value);
53 value->name = g_strdup(prop->name);
54 value->type = g_strdup(prop->type);
57 return props;
60 void qmp_qom_set(const char *path, const char *property, QObject *value,
61 Error **errp)
63 Object *obj;
65 obj = object_resolve_path(path, NULL);
66 if (!obj) {
67 error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND,
68 "Device '%s' not found", path);
69 return;
72 object_property_set_qobject(obj, property, value, errp);
75 QObject *qmp_qom_get(const char *path, const char *property, Error **errp)
77 Object *obj;
79 obj = object_resolve_path(path, NULL);
80 if (!obj) {
81 error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND,
82 "Device '%s' not found", path);
83 return NULL;
86 return object_property_get_qobject(obj, property, errp);
89 static void qom_list_types_tramp(ObjectClass *klass, void *data)
91 ObjectTypeInfoList **pret = data;
92 ObjectTypeInfo *info;
93 ObjectClass *parent = object_class_get_parent(klass);
95 info = g_malloc0(sizeof(*info));
96 info->name = g_strdup(object_class_get_name(klass));
97 info->has_abstract = info->abstract = object_class_is_abstract(klass);
98 if (parent) {
99 info->has_parent = true;
100 info->parent = g_strdup(object_class_get_name(parent));
103 QAPI_LIST_PREPEND(*pret, info);
106 ObjectTypeInfoList *qmp_qom_list_types(bool has_implements,
107 const char *implements,
108 bool has_abstract,
109 bool abstract,
110 Error **errp)
112 ObjectTypeInfoList *ret = NULL;
114 module_load_qom_all();
115 object_class_foreach(qom_list_types_tramp, implements, abstract, &ret);
117 return ret;
120 ObjectPropertyInfoList *qmp_device_list_properties(const char *typename,
121 Error **errp)
123 ObjectClass *klass;
124 Object *obj;
125 ObjectProperty *prop;
126 ObjectPropertyIterator iter;
127 ObjectPropertyInfoList *prop_list = NULL;
129 klass = module_object_class_by_name(typename);
130 if (klass == NULL) {
131 error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND,
132 "Device '%s' not found", typename);
133 return NULL;
136 if (!object_class_dynamic_cast(klass, TYPE_DEVICE)
137 || object_class_is_abstract(klass)) {
138 error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "typename",
139 "a non-abstract device type");
140 return NULL;
143 obj = object_new(typename);
145 object_property_iter_init(&iter, obj);
146 while ((prop = object_property_iter_next(&iter))) {
147 ObjectPropertyInfo *info;
149 /* Skip Object and DeviceState properties */
150 if (strcmp(prop->name, "type") == 0 ||
151 strcmp(prop->name, "realized") == 0 ||
152 strcmp(prop->name, "hotpluggable") == 0 ||
153 strcmp(prop->name, "hotplugged") == 0 ||
154 strcmp(prop->name, "parent_bus") == 0) {
155 continue;
158 /* Skip legacy properties since they are just string versions of
159 * properties that we already list.
161 if (strstart(prop->name, "legacy-", NULL)) {
162 continue;
165 info = g_new0(ObjectPropertyInfo, 1);
166 info->name = g_strdup(prop->name);
167 info->type = g_strdup(prop->type);
168 info->has_description = !!prop->description;
169 info->description = g_strdup(prop->description);
170 info->default_value = qobject_ref(prop->defval);
171 info->has_default_value = !!info->default_value;
173 QAPI_LIST_PREPEND(prop_list, info);
176 object_unref(obj);
178 return prop_list;
181 ObjectPropertyInfoList *qmp_qom_list_properties(const char *typename,
182 Error **errp)
184 ObjectClass *klass;
185 Object *obj = NULL;
186 ObjectProperty *prop;
187 ObjectPropertyIterator iter;
188 ObjectPropertyInfoList *prop_list = NULL;
190 klass = object_class_by_name(typename);
191 if (klass == NULL) {
192 error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND,
193 "Class '%s' not found", typename);
194 return NULL;
197 if (!object_class_dynamic_cast(klass, TYPE_OBJECT)) {
198 error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "typename",
199 "a QOM type");
200 return NULL;
203 if (object_class_is_abstract(klass)) {
204 object_class_property_iter_init(&iter, klass);
205 } else {
206 obj = object_new(typename);
207 object_property_iter_init(&iter, obj);
209 while ((prop = object_property_iter_next(&iter))) {
210 ObjectPropertyInfo *info;
212 info = g_malloc0(sizeof(*info));
213 info->name = g_strdup(prop->name);
214 info->type = g_strdup(prop->type);
215 info->has_description = !!prop->description;
216 info->description = g_strdup(prop->description);
218 QAPI_LIST_PREPEND(prop_list, info);
221 object_unref(obj);
223 return prop_list;
226 void qmp_object_add(QDict *qdict, QObject **ret_data, Error **errp)
228 QObject *props;
229 QDict *pdict;
231 props = qdict_get(qdict, "props");
232 if (props) {
233 pdict = qobject_to(QDict, props);
234 if (!pdict) {
235 error_setg(errp, QERR_INVALID_PARAMETER_TYPE, "props", "dict");
236 return;
238 qobject_ref(pdict);
239 qdict_del(qdict, "props");
240 qdict_join(qdict, pdict, false);
241 if (qdict_size(pdict) != 0) {
242 error_setg(errp, "Option in 'props' conflicts with top level");
243 qobject_unref(pdict);
244 return;
246 qobject_unref(pdict);
249 user_creatable_add_dict(qdict, false, errp);
252 void qmp_object_del(const char *id, Error **errp)
254 user_creatable_del(id, errp);