mirror of https://gitee.com/openkylin/qemu.git
519 lines
14 KiB
C
519 lines
14 KiB
C
/*
|
|
* Copyright (C) 2015 Red Hat, Inc.
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library. If not, see
|
|
* <http://www.gnu.org/licenses/>.
|
|
*
|
|
* Author: Daniel P. Berrange <berrange@redhat.com>
|
|
*/
|
|
|
|
#include "qemu/osdep.h"
|
|
|
|
#include "qapi/error.h"
|
|
#include "qom/object.h"
|
|
#include "qemu/module.h"
|
|
|
|
|
|
#define TYPE_DUMMY "qemu-dummy"
|
|
|
|
typedef struct DummyObject DummyObject;
|
|
typedef struct DummyObjectClass DummyObjectClass;
|
|
|
|
#define DUMMY_OBJECT(obj) \
|
|
OBJECT_CHECK(DummyObject, (obj), TYPE_DUMMY)
|
|
|
|
typedef enum DummyAnimal DummyAnimal;
|
|
|
|
enum DummyAnimal {
|
|
DUMMY_FROG,
|
|
DUMMY_ALLIGATOR,
|
|
DUMMY_PLATYPUS,
|
|
|
|
DUMMY_LAST,
|
|
};
|
|
|
|
static const char *const dummy_animal_map[DUMMY_LAST + 1] = {
|
|
[DUMMY_FROG] = "frog",
|
|
[DUMMY_ALLIGATOR] = "alligator",
|
|
[DUMMY_PLATYPUS] = "platypus",
|
|
[DUMMY_LAST] = NULL,
|
|
};
|
|
|
|
struct DummyObject {
|
|
Object parent_obj;
|
|
|
|
bool bv;
|
|
DummyAnimal av;
|
|
char *sv;
|
|
};
|
|
|
|
struct DummyObjectClass {
|
|
ObjectClass parent_class;
|
|
};
|
|
|
|
|
|
static void dummy_set_bv(Object *obj,
|
|
bool value,
|
|
Error **errp)
|
|
{
|
|
DummyObject *dobj = DUMMY_OBJECT(obj);
|
|
|
|
dobj->bv = value;
|
|
}
|
|
|
|
static bool dummy_get_bv(Object *obj,
|
|
Error **errp)
|
|
{
|
|
DummyObject *dobj = DUMMY_OBJECT(obj);
|
|
|
|
return dobj->bv;
|
|
}
|
|
|
|
|
|
static void dummy_set_av(Object *obj,
|
|
int value,
|
|
Error **errp)
|
|
{
|
|
DummyObject *dobj = DUMMY_OBJECT(obj);
|
|
|
|
dobj->av = value;
|
|
}
|
|
|
|
static int dummy_get_av(Object *obj,
|
|
Error **errp)
|
|
{
|
|
DummyObject *dobj = DUMMY_OBJECT(obj);
|
|
|
|
return dobj->av;
|
|
}
|
|
|
|
|
|
static void dummy_set_sv(Object *obj,
|
|
const char *value,
|
|
Error **errp)
|
|
{
|
|
DummyObject *dobj = DUMMY_OBJECT(obj);
|
|
|
|
g_free(dobj->sv);
|
|
dobj->sv = g_strdup(value);
|
|
}
|
|
|
|
static char *dummy_get_sv(Object *obj,
|
|
Error **errp)
|
|
{
|
|
DummyObject *dobj = DUMMY_OBJECT(obj);
|
|
|
|
return g_strdup(dobj->sv);
|
|
}
|
|
|
|
|
|
static void dummy_init(Object *obj)
|
|
{
|
|
object_property_add_bool(obj, "bv",
|
|
dummy_get_bv,
|
|
dummy_set_bv,
|
|
NULL);
|
|
}
|
|
|
|
|
|
static void dummy_class_init(ObjectClass *cls, void *data)
|
|
{
|
|
object_class_property_add_bool(cls, "bv",
|
|
dummy_get_bv,
|
|
dummy_set_bv,
|
|
NULL);
|
|
object_class_property_add_str(cls, "sv",
|
|
dummy_get_sv,
|
|
dummy_set_sv,
|
|
NULL);
|
|
object_class_property_add_enum(cls, "av",
|
|
"DummyAnimal",
|
|
dummy_animal_map,
|
|
dummy_get_av,
|
|
dummy_set_av,
|
|
NULL);
|
|
}
|
|
|
|
|
|
static void dummy_finalize(Object *obj)
|
|
{
|
|
DummyObject *dobj = DUMMY_OBJECT(obj);
|
|
|
|
g_free(dobj->sv);
|
|
}
|
|
|
|
|
|
static const TypeInfo dummy_info = {
|
|
.name = TYPE_DUMMY,
|
|
.parent = TYPE_OBJECT,
|
|
.instance_size = sizeof(DummyObject),
|
|
.instance_init = dummy_init,
|
|
.instance_finalize = dummy_finalize,
|
|
.class_size = sizeof(DummyObjectClass),
|
|
.class_init = dummy_class_init,
|
|
};
|
|
|
|
|
|
/*
|
|
* The following 3 object classes are used to
|
|
* simulate the kind of relationships seen in
|
|
* qdev, which result in complex object
|
|
* property destruction ordering.
|
|
*
|
|
* DummyDev has a 'bus' child to a DummyBus
|
|
* DummyBus has a 'backend' child to a DummyBackend
|
|
* DummyDev has a 'backend' link to DummyBackend
|
|
*
|
|
* When DummyDev is finalized, it unparents the
|
|
* DummyBackend, which unparents the DummyDev
|
|
* which deletes the 'backend' link from DummyDev
|
|
* to DummyBackend. This illustrates that the
|
|
* object_property_del_all() method needs to
|
|
* cope with the list of properties being changed
|
|
* while it iterates over them.
|
|
*/
|
|
typedef struct DummyDev DummyDev;
|
|
typedef struct DummyDevClass DummyDevClass;
|
|
typedef struct DummyBus DummyBus;
|
|
typedef struct DummyBusClass DummyBusClass;
|
|
typedef struct DummyBackend DummyBackend;
|
|
typedef struct DummyBackendClass DummyBackendClass;
|
|
|
|
#define TYPE_DUMMY_DEV "qemu-dummy-dev"
|
|
#define TYPE_DUMMY_BUS "qemu-dummy-bus"
|
|
#define TYPE_DUMMY_BACKEND "qemu-dummy-backend"
|
|
|
|
#define DUMMY_DEV(obj) \
|
|
OBJECT_CHECK(DummyDev, (obj), TYPE_DUMMY_DEV)
|
|
#define DUMMY_BUS(obj) \
|
|
OBJECT_CHECK(DummyBus, (obj), TYPE_DUMMY_BUS)
|
|
#define DUMMY_BACKEND(obj) \
|
|
OBJECT_CHECK(DummyBackend, (obj), TYPE_DUMMY_BACKEND)
|
|
|
|
struct DummyDev {
|
|
Object parent_obj;
|
|
|
|
DummyBus *bus;
|
|
};
|
|
|
|
struct DummyDevClass {
|
|
ObjectClass parent_class;
|
|
};
|
|
|
|
struct DummyBus {
|
|
Object parent_obj;
|
|
|
|
DummyBackend *backend;
|
|
};
|
|
|
|
struct DummyBusClass {
|
|
ObjectClass parent_class;
|
|
};
|
|
|
|
struct DummyBackend {
|
|
Object parent_obj;
|
|
};
|
|
|
|
struct DummyBackendClass {
|
|
ObjectClass parent_class;
|
|
};
|
|
|
|
|
|
static void dummy_dev_init(Object *obj)
|
|
{
|
|
DummyDev *dev = DUMMY_DEV(obj);
|
|
DummyBus *bus = DUMMY_BUS(object_new(TYPE_DUMMY_BUS));
|
|
DummyBackend *backend = DUMMY_BACKEND(object_new(TYPE_DUMMY_BACKEND));
|
|
|
|
object_property_add_child(obj, "bus", OBJECT(bus), NULL);
|
|
dev->bus = bus;
|
|
object_property_add_child(OBJECT(bus), "backend", OBJECT(backend), NULL);
|
|
bus->backend = backend;
|
|
|
|
object_property_add_link(obj, "backend", TYPE_DUMMY_BACKEND,
|
|
(Object **)&bus->backend, NULL, 0, NULL);
|
|
}
|
|
|
|
static void dummy_dev_unparent(Object *obj)
|
|
{
|
|
DummyDev *dev = DUMMY_DEV(obj);
|
|
object_unparent(OBJECT(dev->bus));
|
|
}
|
|
|
|
static void dummy_dev_class_init(ObjectClass *klass, void *opaque)
|
|
{
|
|
klass->unparent = dummy_dev_unparent;
|
|
}
|
|
|
|
|
|
static void dummy_bus_init(Object *obj)
|
|
{
|
|
}
|
|
|
|
static void dummy_bus_unparent(Object *obj)
|
|
{
|
|
DummyBus *bus = DUMMY_BUS(obj);
|
|
object_property_del(obj->parent, "backend", NULL);
|
|
object_unparent(OBJECT(bus->backend));
|
|
}
|
|
|
|
static void dummy_bus_class_init(ObjectClass *klass, void *opaque)
|
|
{
|
|
klass->unparent = dummy_bus_unparent;
|
|
}
|
|
|
|
static void dummy_backend_init(Object *obj)
|
|
{
|
|
}
|
|
|
|
|
|
static const TypeInfo dummy_dev_info = {
|
|
.name = TYPE_DUMMY_DEV,
|
|
.parent = TYPE_OBJECT,
|
|
.instance_size = sizeof(DummyDev),
|
|
.instance_init = dummy_dev_init,
|
|
.class_size = sizeof(DummyDevClass),
|
|
.class_init = dummy_dev_class_init,
|
|
};
|
|
|
|
static const TypeInfo dummy_bus_info = {
|
|
.name = TYPE_DUMMY_BUS,
|
|
.parent = TYPE_OBJECT,
|
|
.instance_size = sizeof(DummyBus),
|
|
.instance_init = dummy_bus_init,
|
|
.class_size = sizeof(DummyBusClass),
|
|
.class_init = dummy_bus_class_init,
|
|
};
|
|
|
|
static const TypeInfo dummy_backend_info = {
|
|
.name = TYPE_DUMMY_BACKEND,
|
|
.parent = TYPE_OBJECT,
|
|
.instance_size = sizeof(DummyBackend),
|
|
.instance_init = dummy_backend_init,
|
|
.class_size = sizeof(DummyBackendClass),
|
|
};
|
|
|
|
|
|
|
|
static void test_dummy_createv(void)
|
|
{
|
|
Error *err = NULL;
|
|
Object *parent = object_get_objects_root();
|
|
DummyObject *dobj = DUMMY_OBJECT(
|
|
object_new_with_props(TYPE_DUMMY,
|
|
parent,
|
|
"dummy0",
|
|
&err,
|
|
"bv", "yes",
|
|
"sv", "Hiss hiss hiss",
|
|
"av", "platypus",
|
|
NULL));
|
|
|
|
g_assert(err == NULL);
|
|
g_assert_cmpstr(dobj->sv, ==, "Hiss hiss hiss");
|
|
g_assert(dobj->bv == true);
|
|
g_assert(dobj->av == DUMMY_PLATYPUS);
|
|
|
|
g_assert(object_resolve_path_component(parent, "dummy0")
|
|
== OBJECT(dobj));
|
|
|
|
object_unparent(OBJECT(dobj));
|
|
}
|
|
|
|
|
|
static Object *new_helper(Error **errp,
|
|
Object *parent,
|
|
...)
|
|
{
|
|
va_list vargs;
|
|
Object *obj;
|
|
|
|
va_start(vargs, parent);
|
|
obj = object_new_with_propv(TYPE_DUMMY,
|
|
parent,
|
|
"dummy0",
|
|
errp,
|
|
vargs);
|
|
va_end(vargs);
|
|
return obj;
|
|
}
|
|
|
|
static void test_dummy_createlist(void)
|
|
{
|
|
Error *err = NULL;
|
|
Object *parent = object_get_objects_root();
|
|
DummyObject *dobj = DUMMY_OBJECT(
|
|
new_helper(&err,
|
|
parent,
|
|
"bv", "yes",
|
|
"sv", "Hiss hiss hiss",
|
|
"av", "platypus",
|
|
NULL));
|
|
|
|
g_assert(err == NULL);
|
|
g_assert_cmpstr(dobj->sv, ==, "Hiss hiss hiss");
|
|
g_assert(dobj->bv == true);
|
|
g_assert(dobj->av == DUMMY_PLATYPUS);
|
|
|
|
g_assert(object_resolve_path_component(parent, "dummy0")
|
|
== OBJECT(dobj));
|
|
|
|
object_unparent(OBJECT(dobj));
|
|
}
|
|
|
|
static void test_dummy_badenum(void)
|
|
{
|
|
Error *err = NULL;
|
|
Object *parent = object_get_objects_root();
|
|
Object *dobj =
|
|
object_new_with_props(TYPE_DUMMY,
|
|
parent,
|
|
"dummy0",
|
|
&err,
|
|
"bv", "yes",
|
|
"sv", "Hiss hiss hiss",
|
|
"av", "yeti",
|
|
NULL);
|
|
|
|
g_assert(dobj == NULL);
|
|
g_assert(err != NULL);
|
|
g_assert_cmpstr(error_get_pretty(err), ==,
|
|
"Invalid parameter 'yeti'");
|
|
|
|
g_assert(object_resolve_path_component(parent, "dummy0")
|
|
== NULL);
|
|
|
|
error_free(err);
|
|
}
|
|
|
|
|
|
static void test_dummy_getenum(void)
|
|
{
|
|
Error *err = NULL;
|
|
int val;
|
|
Object *parent = object_get_objects_root();
|
|
DummyObject *dobj = DUMMY_OBJECT(
|
|
object_new_with_props(TYPE_DUMMY,
|
|
parent,
|
|
"dummy0",
|
|
&err,
|
|
"av", "platypus",
|
|
NULL));
|
|
|
|
g_assert(err == NULL);
|
|
g_assert(dobj->av == DUMMY_PLATYPUS);
|
|
|
|
val = object_property_get_enum(OBJECT(dobj),
|
|
"av",
|
|
"DummyAnimal",
|
|
&err);
|
|
g_assert(err == NULL);
|
|
g_assert(val == DUMMY_PLATYPUS);
|
|
|
|
/* A bad enum type name */
|
|
val = object_property_get_enum(OBJECT(dobj),
|
|
"av",
|
|
"BadAnimal",
|
|
&err);
|
|
g_assert(err != NULL);
|
|
error_free(err);
|
|
err = NULL;
|
|
|
|
/* A non-enum property name */
|
|
val = object_property_get_enum(OBJECT(dobj),
|
|
"iv",
|
|
"DummyAnimal",
|
|
&err);
|
|
g_assert(err != NULL);
|
|
error_free(err);
|
|
|
|
object_unparent(OBJECT(dobj));
|
|
}
|
|
|
|
|
|
static void test_dummy_iterator(void)
|
|
{
|
|
Object *parent = object_get_objects_root();
|
|
DummyObject *dobj = DUMMY_OBJECT(
|
|
object_new_with_props(TYPE_DUMMY,
|
|
parent,
|
|
"dummy0",
|
|
&error_abort,
|
|
"bv", "yes",
|
|
"sv", "Hiss hiss hiss",
|
|
"av", "platypus",
|
|
NULL));
|
|
|
|
ObjectProperty *prop;
|
|
ObjectPropertyIterator iter;
|
|
bool seenbv = false, seensv = false, seenav = false, seentype;
|
|
|
|
object_property_iter_init(&iter, OBJECT(dobj));
|
|
while ((prop = object_property_iter_next(&iter))) {
|
|
if (g_str_equal(prop->name, "bv")) {
|
|
seenbv = true;
|
|
} else if (g_str_equal(prop->name, "sv")) {
|
|
seensv = true;
|
|
} else if (g_str_equal(prop->name, "av")) {
|
|
seenav = true;
|
|
} else if (g_str_equal(prop->name, "type")) {
|
|
/* This prop comes from the base Object class */
|
|
seentype = true;
|
|
} else {
|
|
g_printerr("Found prop '%s'\n", prop->name);
|
|
g_assert_not_reached();
|
|
}
|
|
}
|
|
g_assert(seenbv);
|
|
g_assert(seenav);
|
|
g_assert(seensv);
|
|
g_assert(seentype);
|
|
|
|
object_unparent(OBJECT(dobj));
|
|
}
|
|
|
|
|
|
static void test_dummy_delchild(void)
|
|
{
|
|
Object *parent = object_get_objects_root();
|
|
DummyDev *dev = DUMMY_DEV(
|
|
object_new_with_props(TYPE_DUMMY_DEV,
|
|
parent,
|
|
"dev0",
|
|
&error_abort,
|
|
NULL));
|
|
|
|
object_unparent(OBJECT(dev));
|
|
}
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
g_test_init(&argc, &argv, NULL);
|
|
|
|
module_call_init(MODULE_INIT_QOM);
|
|
type_register_static(&dummy_info);
|
|
type_register_static(&dummy_dev_info);
|
|
type_register_static(&dummy_bus_info);
|
|
type_register_static(&dummy_backend_info);
|
|
|
|
g_test_add_func("/qom/proplist/createlist", test_dummy_createlist);
|
|
g_test_add_func("/qom/proplist/createv", test_dummy_createv);
|
|
g_test_add_func("/qom/proplist/badenum", test_dummy_badenum);
|
|
g_test_add_func("/qom/proplist/getenum", test_dummy_getenum);
|
|
g_test_add_func("/qom/proplist/iterator", test_dummy_iterator);
|
|
g_test_add_func("/qom/proplist/delchild", test_dummy_delchild);
|
|
|
|
return g_test_run();
|
|
}
|