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-rw-r--r--python/qemu/utils/qom_common.py55
1 files changed, 55 insertions, 0 deletions
diff --git a/python/qemu/utils/qom_common.py b/python/qemu/utils/qom_common.py
index dd2c8b1..ab21a4d 100644
--- a/python/qemu/utils/qom_common.py
+++ b/python/qemu/utils/qom_common.py
@@ -65,6 +65,52 @@ class ObjectPropertyInfo:
return self.type.startswith('link<')
+class ObjectPropertyValue:
+ """
+ Represents a property return from e.g. qom-tree-get
+ """
+ def __init__(self, name: str, type_: str, value: object):
+ self.name = name
+ self.type = type_
+ self.value = value
+
+ @classmethod
+ def make(cls, value: Dict[str, Any]) -> 'ObjectPropertyValue':
+ """
+ Build an ObjectPropertyValue from a Dict with an unknown shape.
+ """
+ assert value.keys() >= {'name', 'type'}
+ assert value.keys() <= {'name', 'type', 'value'}
+ return cls(value['name'], value['type'], value.get('value'))
+
+ @property
+ def child(self) -> bool:
+ """Is this property a child property?"""
+ return self.type.startswith('child<')
+
+
+class ObjectPropertiesValues:
+ """
+ Represents the return type from e.g. qom-list-get
+ """
+ # pylint: disable=too-few-public-methods
+
+ def __init__(self, properties: List[ObjectPropertyValue]) -> None:
+ self.properties = properties
+
+ @classmethod
+ def make(cls, value: Dict[str, Any]) -> 'ObjectPropertiesValues':
+ """
+ Build an ObjectPropertiesValues from a Dict with an unknown shape.
+ """
+ assert value.keys() == {'properties'}
+ props = [ObjectPropertyValue(item['name'],
+ item['type'],
+ item.get('value'))
+ for item in value['properties']]
+ return cls(props)
+
+
CommandT = TypeVar('CommandT', bound='QOMCommand')
@@ -145,6 +191,15 @@ class QOMCommand:
assert isinstance(rsp, list)
return [ObjectPropertyInfo.make(x) for x in rsp]
+ def qom_list_get(self, paths: List[str]) -> List[ObjectPropertiesValues]:
+ """
+ :return: a strongly typed list from the 'qom-list-get' command.
+ """
+ rsp = self.qmp.cmd('qom-list-get', paths=paths)
+ # qom-list-get returns List[ObjectPropertiesValues]
+ assert isinstance(rsp, list)
+ return [ObjectPropertiesValues.make(x) for x in rsp]
+
@classmethod
def command_runner(
cls: Type[CommandT],