usb/hcd-xhci: Split pci wrapper for xhci base model
[qemu.git] / authz / base.c
1 /*
2 * QEMU authorization framework base class
3 *
4 * Copyright (c) 2018 Red Hat, Inc.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
18 *
19 */
20
21 #include "qemu/osdep.h"
22 #include "authz/base.h"
23 #include "qemu/module.h"
24 #include "trace.h"
25
26 bool qauthz_is_allowed(QAuthZ *authz,
27 const char *identity,
28 Error **errp)
29 {
30 QAuthZClass *cls = QAUTHZ_GET_CLASS(authz);
31 bool allowed;
32
33 allowed = cls->is_allowed(authz, identity, errp);
34 trace_qauthz_is_allowed(authz, identity, allowed);
35
36 return allowed;
37 }
38
39
40 bool qauthz_is_allowed_by_id(const char *authzid,
41 const char *identity,
42 Error **errp)
43 {
44 QAuthZ *authz;
45 Object *obj;
46 Object *container;
47
48 container = object_get_objects_root();
49 obj = object_resolve_path_component(container,
50 authzid);
51 if (!obj) {
52 error_setg(errp, "Cannot find QAuthZ object ID %s",
53 authzid);
54 return false;
55 }
56
57 if (!object_dynamic_cast(obj, TYPE_QAUTHZ)) {
58 error_setg(errp, "Object '%s' is not a QAuthZ subclass",
59 authzid);
60 return false;
61 }
62
63 authz = QAUTHZ(obj);
64
65 return qauthz_is_allowed(authz, identity, errp);
66 }
67
68
69 static const TypeInfo authz_info = {
70 .parent = TYPE_OBJECT,
71 .name = TYPE_QAUTHZ,
72 .instance_size = sizeof(QAuthZ),
73 .class_size = sizeof(QAuthZClass),
74 .abstract = true,
75 };
76
77 static void qauthz_register_types(void)
78 {
79 type_register_static(&authz_info);
80 }
81
82 type_init(qauthz_register_types)
83