diff options
| -rw-r--r-- | qapi-schema.json | 28 | ||||
| -rw-r--r-- | qmp-commands.hx | 7 | ||||
| -rw-r--r-- | qmp.c | 50 |
3 files changed, 85 insertions, 0 deletions
diff --git a/qapi-schema.json b/qapi-schema.json index ec8d91908c..927fdea2b2 100644 --- a/qapi-schema.json +++ b/qapi-schema.json @@ -1725,6 +1725,34 @@ 'returns': [ 'ObjectTypeInfo' ] } ## +# @DevicePropertyInfo: +# +# Information about device properties. +# +# @name: the name of the property +# @type: the typename of the property +# +# Since: 1.2 +## +{ 'type': 'DevicePropertyInfo', + 'data': { 'name': 'str', 'type': 'str' } } + +## +# @device-list-properties: +# +# List properties associated with a device. +# +# @typename: the type name of a device +# +# Returns: a list of DevicePropertyInfo describing a devices properties +# +# Since: 1.2 +## +{ 'command': 'device-list-properties', + 'data': { 'typename': 'str'}, + 'returns': [ 'DevicePropertyInfo' ] } + +## # @migrate # # Migrates the current running guest to another Virtual Machine. diff --git a/qmp-commands.hx b/qmp-commands.hx index e07c7b0a9d..e9e0410384 100644 --- a/qmp-commands.hx +++ b/qmp-commands.hx @@ -2217,3 +2217,10 @@ EQMP .args_type = "implements:s?,abstract:b?", .mhandler.cmd_new = qmp_marshal_input_qom_list_types, }, + + { + .name = "device-list-properties", + .args_type = "typename:s", + .mhandler.cmd_new = qmp_marshal_input_device_list_properties, + }, + @@ -417,3 +417,53 @@ ObjectTypeInfoList *qmp_qom_list_types(bool has_implements, return ret; } + +DevicePropertyInfoList *qmp_device_list_properties(const char *typename, + Error **errp) +{ + ObjectClass *klass; + Property *prop; + DevicePropertyInfoList *prop_list = NULL; + + klass = object_class_by_name(typename); + if (klass == NULL) { + error_set(errp, QERR_DEVICE_NOT_FOUND, typename); + return NULL; + } + + klass = object_class_dynamic_cast(klass, TYPE_DEVICE); + if (klass == NULL) { + error_set(errp, QERR_INVALID_PARAMETER_VALUE, + "name", TYPE_DEVICE); + return NULL; + } + + do { + for (prop = DEVICE_CLASS(klass)->props; prop && prop->name; prop++) { + DevicePropertyInfoList *entry; + DevicePropertyInfo *info; + + /* + * TODO Properties without a parser are just for dirty hacks. + * qdev_prop_ptr is the only such PropertyInfo. It's marked + * for removal. This conditional should be removed along with + * it. + */ + if (!prop->info->set) { + continue; /* no way to set it, don't show */ + } + + info = g_malloc0(sizeof(*info)); + info->name = g_strdup(prop->name); + info->type = g_strdup(prop->info->legacy_name ?: prop->info->name); + + entry = g_malloc0(sizeof(*entry)); + entry->value = info; + entry->next = prop_list; + prop_list = entry; + } + klass = object_class_get_parent(klass); + } while (klass != object_class_by_name(TYPE_DEVICE)); + + return prop_list; +} |