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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" | |
9151e59a | 22 | #include "qapi/qapi-visit-qom.h" |
cfbe46fc MA |
23 | #include "qapi/qmp/qdict.h" |
24 | #include "qapi/qmp/qerror.h" | |
9151e59a KW |
25 | #include "qapi/qobject-input-visitor.h" |
26 | #include "qapi/qobject-output-visitor.h" | |
cfbe46fc MA |
27 | #include "qemu/cutils.h" |
28 | #include "qom/object_interfaces.h" | |
29 | #include "qom/qom-qobject.h" | |
30 | ||
31 | ObjectPropertyInfoList *qmp_qom_list(const char *path, Error **errp) | |
32 | { | |
33 | Object *obj; | |
34 | bool ambiguous = false; | |
35 | ObjectPropertyInfoList *props = NULL; | |
36 | ObjectProperty *prop; | |
37 | ObjectPropertyIterator iter; | |
38 | ||
39 | obj = object_resolve_path(path, &ambiguous); | |
40 | if (obj == NULL) { | |
41 | if (ambiguous) { | |
42 | error_setg(errp, "Path '%s' is ambiguous", path); | |
43 | } else { | |
44 | error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND, | |
45 | "Device '%s' not found", path); | |
46 | } | |
47 | return NULL; | |
48 | } | |
49 | ||
50 | object_property_iter_init(&iter, obj); | |
51 | while ((prop = object_property_iter_next(&iter))) { | |
54aa3de7 | 52 | ObjectPropertyInfo *value = g_malloc0(sizeof(ObjectPropertyInfo)); |
cfbe46fc | 53 | |
54aa3de7 | 54 | QAPI_LIST_PREPEND(props, value); |
cfbe46fc | 55 | |
54aa3de7 EB |
56 | value->name = g_strdup(prop->name); |
57 | value->type = g_strdup(prop->type); | |
cfbe46fc MA |
58 | } |
59 | ||
60 | return props; | |
61 | } | |
62 | ||
63 | void qmp_qom_set(const char *path, const char *property, QObject *value, | |
64 | Error **errp) | |
65 | { | |
66 | Object *obj; | |
67 | ||
68 | obj = object_resolve_path(path, NULL); | |
69 | if (!obj) { | |
70 | error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND, | |
71 | "Device '%s' not found", path); | |
72 | return; | |
73 | } | |
74 | ||
5325cc34 | 75 | object_property_set_qobject(obj, property, value, errp); |
cfbe46fc MA |
76 | } |
77 | ||
78 | QObject *qmp_qom_get(const char *path, const char *property, Error **errp) | |
79 | { | |
80 | Object *obj; | |
81 | ||
82 | obj = object_resolve_path(path, NULL); | |
83 | if (!obj) { | |
84 | error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND, | |
85 | "Device '%s' not found", path); | |
86 | return NULL; | |
87 | } | |
88 | ||
89 | return object_property_get_qobject(obj, property, errp); | |
90 | } | |
91 | ||
92 | static void qom_list_types_tramp(ObjectClass *klass, void *data) | |
93 | { | |
54aa3de7 | 94 | ObjectTypeInfoList **pret = data; |
cfbe46fc MA |
95 | ObjectTypeInfo *info; |
96 | ObjectClass *parent = object_class_get_parent(klass); | |
97 | ||
98 | info = g_malloc0(sizeof(*info)); | |
99 | info->name = g_strdup(object_class_get_name(klass)); | |
100 | info->has_abstract = info->abstract = object_class_is_abstract(klass); | |
101 | if (parent) { | |
102 | info->has_parent = true; | |
103 | info->parent = g_strdup(object_class_get_name(parent)); | |
104 | } | |
105 | ||
54aa3de7 | 106 | QAPI_LIST_PREPEND(*pret, info); |
cfbe46fc MA |
107 | } |
108 | ||
109 | ObjectTypeInfoList *qmp_qom_list_types(bool has_implements, | |
110 | const char *implements, | |
111 | bool has_abstract, | |
112 | bool abstract, | |
113 | Error **errp) | |
114 | { | |
115 | ObjectTypeInfoList *ret = NULL; | |
116 | ||
7ab6e7fc | 117 | module_load_qom_all(); |
cfbe46fc MA |
118 | object_class_foreach(qom_list_types_tramp, implements, abstract, &ret); |
119 | ||
120 | return ret; | |
121 | } | |
122 | ||
cfbe46fc MA |
123 | ObjectPropertyInfoList *qmp_device_list_properties(const char *typename, |
124 | Error **errp) | |
125 | { | |
126 | ObjectClass *klass; | |
127 | Object *obj; | |
128 | ObjectProperty *prop; | |
129 | ObjectPropertyIterator iter; | |
130 | ObjectPropertyInfoList *prop_list = NULL; | |
131 | ||
7ab6e7fc | 132 | klass = module_object_class_by_name(typename); |
cfbe46fc MA |
133 | if (klass == NULL) { |
134 | error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND, | |
135 | "Device '%s' not found", typename); | |
136 | return NULL; | |
137 | } | |
138 | ||
74b97760 MA |
139 | if (!object_class_dynamic_cast(klass, TYPE_DEVICE) |
140 | || object_class_is_abstract(klass)) { | |
cfbe46fc | 141 | error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "typename", |
74b97760 | 142 | "a non-abstract device type"); |
cfbe46fc MA |
143 | return NULL; |
144 | } | |
145 | ||
146 | obj = object_new(typename); | |
147 | ||
148 | object_property_iter_init(&iter, obj); | |
149 | while ((prop = object_property_iter_next(&iter))) { | |
150 | ObjectPropertyInfo *info; | |
cfbe46fc MA |
151 | |
152 | /* Skip Object and DeviceState properties */ | |
153 | if (strcmp(prop->name, "type") == 0 || | |
154 | strcmp(prop->name, "realized") == 0 || | |
155 | strcmp(prop->name, "hotpluggable") == 0 || | |
156 | strcmp(prop->name, "hotplugged") == 0 || | |
157 | strcmp(prop->name, "parent_bus") == 0) { | |
158 | continue; | |
159 | } | |
160 | ||
161 | /* Skip legacy properties since they are just string versions of | |
162 | * properties that we already list. | |
163 | */ | |
164 | if (strstart(prop->name, "legacy-", NULL)) { | |
165 | continue; | |
166 | } | |
167 | ||
c1f472ea PB |
168 | info = g_new0(ObjectPropertyInfo, 1); |
169 | info->name = g_strdup(prop->name); | |
170 | info->type = g_strdup(prop->type); | |
171 | info->has_description = !!prop->description; | |
172 | info->description = g_strdup(prop->description); | |
1bb3d7d9 MAL |
173 | info->default_value = qobject_ref(prop->defval); |
174 | info->has_default_value = !!info->default_value; | |
cfbe46fc | 175 | |
54aa3de7 | 176 | QAPI_LIST_PREPEND(prop_list, info); |
cfbe46fc MA |
177 | } |
178 | ||
179 | object_unref(obj); | |
180 | ||
181 | return prop_list; | |
182 | } | |
183 | ||
184 | ObjectPropertyInfoList *qmp_qom_list_properties(const char *typename, | |
185 | Error **errp) | |
186 | { | |
187 | ObjectClass *klass; | |
188 | Object *obj = NULL; | |
189 | ObjectProperty *prop; | |
190 | ObjectPropertyIterator iter; | |
191 | ObjectPropertyInfoList *prop_list = NULL; | |
192 | ||
193 | klass = object_class_by_name(typename); | |
194 | if (klass == NULL) { | |
195 | error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND, | |
196 | "Class '%s' not found", typename); | |
197 | return NULL; | |
198 | } | |
199 | ||
74b97760 MA |
200 | if (!object_class_dynamic_cast(klass, TYPE_OBJECT)) { |
201 | error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "typename", | |
202 | "a QOM type"); | |
cfbe46fc MA |
203 | return NULL; |
204 | } | |
205 | ||
206 | if (object_class_is_abstract(klass)) { | |
207 | object_class_property_iter_init(&iter, klass); | |
208 | } else { | |
209 | obj = object_new(typename); | |
210 | object_property_iter_init(&iter, obj); | |
211 | } | |
212 | while ((prop = object_property_iter_next(&iter))) { | |
213 | ObjectPropertyInfo *info; | |
cfbe46fc MA |
214 | |
215 | info = g_malloc0(sizeof(*info)); | |
216 | info->name = g_strdup(prop->name); | |
217 | info->type = g_strdup(prop->type); | |
218 | info->has_description = !!prop->description; | |
219 | info->description = g_strdup(prop->description); | |
220 | ||
54aa3de7 | 221 | QAPI_LIST_PREPEND(prop_list, info); |
cfbe46fc MA |
222 | } |
223 | ||
224 | object_unref(obj); | |
225 | ||
226 | return prop_list; | |
227 | } | |
228 | ||
9151e59a | 229 | void qmp_object_add(ObjectOptions *options, Error **errp) |
cfbe46fc | 230 | { |
f3750266 | 231 | user_creatable_add_qapi(options, errp); |
cfbe46fc MA |
232 | } |
233 | ||
234 | void qmp_object_del(const char *id, Error **errp) | |
235 | { | |
236 | user_creatable_del(id, errp); | |
237 | } |