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Diffstat (limited to 'qom/qom-qmp-cmds.c')
| -rw-r--r-- | qom/qom-qmp-cmds.c | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/qom/qom-qmp-cmds.c b/qom/qom-qmp-cmds.c new file mode 100644 index 000000000..2d6f41ecc --- /dev/null +++ b/qom/qom-qmp-cmds.c @@ -0,0 +1,237 @@ +/* + * QMP commands related to QOM + * + * Copyright IBM, Corp. 2011 + * + * Authors: + * Anthony Liguori <aliguori@us.ibm.com> + * + * This work is licensed under the terms of the GNU GPL, version 2. See + * the COPYING file in the top-level directory. + * + * Contributions after 2012-01-13 are licensed under the terms of the + * GNU GPL, version 2 or (at your option) any later version. + */ + +#include "qemu/osdep.h" +#include "block/qdict.h" +#include "hw/qdev-core.h" +#include "qapi/error.h" +#include "qapi/qapi-commands-qdev.h" +#include "qapi/qapi-commands-qom.h" +#include "qapi/qapi-visit-qom.h" +#include "qapi/qmp/qdict.h" +#include "qapi/qmp/qerror.h" +#include "qapi/qobject-input-visitor.h" +#include "qapi/qobject-output-visitor.h" +#include "qemu/cutils.h" +#include "qom/object_interfaces.h" +#include "qom/qom-qobject.h" + +ObjectPropertyInfoList *qmp_qom_list(const char *path, Error **errp) +{ + Object *obj; + bool ambiguous = false; + ObjectPropertyInfoList *props = NULL; + ObjectProperty *prop; + ObjectPropertyIterator iter; + + obj = object_resolve_path(path, &ambiguous); + if (obj == NULL) { + if (ambiguous) { + error_setg(errp, "Path '%s' is ambiguous", path); + } else { + error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND, + "Device '%s' not found", path); + } + return NULL; + } + + object_property_iter_init(&iter, obj); + while ((prop = object_property_iter_next(&iter))) { + ObjectPropertyInfo *value = g_malloc0(sizeof(ObjectPropertyInfo)); + + QAPI_LIST_PREPEND(props, value); + + value->name = g_strdup(prop->name); + value->type = g_strdup(prop->type); + } + + return props; +} + +void qmp_qom_set(const char *path, const char *property, QObject *value, + Error **errp) +{ + Object *obj; + + obj = object_resolve_path(path, NULL); + if (!obj) { + error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND, + "Device '%s' not found", path); + return; + } + + object_property_set_qobject(obj, property, value, errp); +} + +QObject *qmp_qom_get(const char *path, const char *property, Error **errp) +{ + Object *obj; + + obj = object_resolve_path(path, NULL); + if (!obj) { + error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND, + "Device '%s' not found", path); + return NULL; + } + + return object_property_get_qobject(obj, property, errp); +} + +static void qom_list_types_tramp(ObjectClass *klass, void *data) +{ + ObjectTypeInfoList **pret = data; + ObjectTypeInfo *info; + ObjectClass *parent = object_class_get_parent(klass); + + info = g_malloc0(sizeof(*info)); + info->name = g_strdup(object_class_get_name(klass)); + info->has_abstract = info->abstract = object_class_is_abstract(klass); + if (parent) { + info->has_parent = true; + info->parent = g_strdup(object_class_get_name(parent)); + } + + QAPI_LIST_PREPEND(*pret, info); +} + +ObjectTypeInfoList *qmp_qom_list_types(bool has_implements, + const char *implements, + bool has_abstract, + bool abstract, + Error **errp) +{ + ObjectTypeInfoList *ret = NULL; + + module_load_qom_all(); + object_class_foreach(qom_list_types_tramp, implements, abstract, &ret); + + return ret; +} + +ObjectPropertyInfoList *qmp_device_list_properties(const char *typename, + Error **errp) +{ + ObjectClass *klass; + Object *obj; + ObjectProperty *prop; + ObjectPropertyIterator iter; + ObjectPropertyInfoList *prop_list = NULL; + + klass = module_object_class_by_name(typename); + if (klass == NULL) { + error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND, + "Device '%s' not found", typename); + return NULL; + } + + if (!object_class_dynamic_cast(klass, TYPE_DEVICE) + || object_class_is_abstract(klass)) { + error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "typename", + "a non-abstract device type"); + return NULL; + } + + obj = object_new(typename); + + object_property_iter_init(&iter, obj); + while ((prop = object_property_iter_next(&iter))) { + ObjectPropertyInfo *info; + + /* Skip Object and DeviceState properties */ + if (strcmp(prop->name, "type") == 0 || + strcmp(prop->name, "realized") == 0 || + strcmp(prop->name, "hotpluggable") == 0 || + strcmp(prop->name, "hotplugged") == 0 || + strcmp(prop->name, "parent_bus") == 0) { + continue; + } + + /* Skip legacy properties since they are just string versions of + * properties that we already list. + */ + if (strstart(prop->name, "legacy-", NULL)) { + continue; + } + + info = g_new0(ObjectPropertyInfo, 1); + info->name = g_strdup(prop->name); + info->type = g_strdup(prop->type); + info->has_description = !!prop->description; + info->description = g_strdup(prop->description); + info->default_value = qobject_ref(prop->defval); + info->has_default_value = !!info->default_value; + + QAPI_LIST_PREPEND(prop_list, info); + } + + object_unref(obj); + + return prop_list; +} + +ObjectPropertyInfoList *qmp_qom_list_properties(const char *typename, + Error **errp) +{ + ObjectClass *klass; + Object *obj = NULL; + ObjectProperty *prop; + ObjectPropertyIterator iter; + ObjectPropertyInfoList *prop_list = NULL; + + klass = object_class_by_name(typename); + if (klass == NULL) { + error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND, + "Class '%s' not found", typename); + return NULL; + } + + if (!object_class_dynamic_cast(klass, TYPE_OBJECT)) { + error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "typename", + "a QOM type"); + return NULL; + } + + if (object_class_is_abstract(klass)) { + object_class_property_iter_init(&iter, klass); + } else { + obj = object_new(typename); + object_property_iter_init(&iter, obj); + } + while ((prop = object_property_iter_next(&iter))) { + ObjectPropertyInfo *info; + + info = g_malloc0(sizeof(*info)); + info->name = g_strdup(prop->name); + info->type = g_strdup(prop->type); + info->has_description = !!prop->description; + info->description = g_strdup(prop->description); + + QAPI_LIST_PREPEND(prop_list, info); + } + + object_unref(obj); + + return prop_list; +} + +void qmp_object_add(ObjectOptions *options, Error **errp) +{ + user_creatable_add_qapi(options, errp); +} + +void qmp_object_del(const char *id, Error **errp) +{ + user_creatable_del(id, errp); +} |