Update version for v5.2.0-rc4 release
[qemu.git] / qapi / qapi-dealloc-visitor.c
1 /*
2 * Dealloc Visitor
3 *
4 * Copyright (C) 2012-2016 Red Hat, Inc.
5 * Copyright IBM, Corp. 2011
6 *
7 * Authors:
8 * Michael Roth <mdroth@linux.vnet.ibm.com>
9 *
10 * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
11 * See the COPYING.LIB file in the top-level directory.
12 *
13 */
14
15 #include "qemu/osdep.h"
16 #include "qapi/dealloc-visitor.h"
17 #include "qapi/qmp/qnull.h"
18 #include "qapi/visitor-impl.h"
19
20 struct QapiDeallocVisitor
21 {
22 Visitor visitor;
23 };
24
25 static bool qapi_dealloc_start_struct(Visitor *v, const char *name, void **obj,
26 size_t unused, Error **errp)
27 {
28 return true;
29 }
30
31 static void qapi_dealloc_end_struct(Visitor *v, void **obj)
32 {
33 if (obj) {
34 g_free(*obj);
35 }
36 }
37
38 static void qapi_dealloc_end_alternate(Visitor *v, void **obj)
39 {
40 if (obj) {
41 g_free(*obj);
42 }
43 }
44
45 static bool qapi_dealloc_start_list(Visitor *v, const char *name,
46 GenericList **list, size_t size,
47 Error **errp)
48 {
49 return true;
50 }
51
52 static GenericList *qapi_dealloc_next_list(Visitor *v, GenericList *tail,
53 size_t size)
54 {
55 GenericList *next = tail->next;
56 g_free(tail);
57 return next;
58 }
59
60 static void qapi_dealloc_end_list(Visitor *v, void **obj)
61 {
62 }
63
64 static bool qapi_dealloc_type_str(Visitor *v, const char *name, char **obj,
65 Error **errp)
66 {
67 if (obj) {
68 g_free(*obj);
69 }
70 return true;
71 }
72
73 static bool qapi_dealloc_type_int64(Visitor *v, const char *name, int64_t *obj,
74 Error **errp)
75 {
76 return true;
77 }
78
79 static bool qapi_dealloc_type_uint64(Visitor *v, const char *name,
80 uint64_t *obj, Error **errp)
81 {
82 return true;
83 }
84
85 static bool qapi_dealloc_type_bool(Visitor *v, const char *name, bool *obj,
86 Error **errp)
87 {
88 return true;
89 }
90
91 static bool qapi_dealloc_type_number(Visitor *v, const char *name, double *obj,
92 Error **errp)
93 {
94 return true;
95 }
96
97 static bool qapi_dealloc_type_anything(Visitor *v, const char *name,
98 QObject **obj, Error **errp)
99 {
100 if (obj) {
101 qobject_unref(*obj);
102 }
103 return true;
104 }
105
106 static bool qapi_dealloc_type_null(Visitor *v, const char *name,
107 QNull **obj, Error **errp)
108 {
109 if (obj) {
110 qobject_unref(*obj);
111 }
112 return true;
113 }
114
115 static void qapi_dealloc_free(Visitor *v)
116 {
117 g_free(container_of(v, QapiDeallocVisitor, visitor));
118 }
119
120 Visitor *qapi_dealloc_visitor_new(void)
121 {
122 QapiDeallocVisitor *v;
123
124 v = g_malloc0(sizeof(*v));
125
126 v->visitor.type = VISITOR_DEALLOC;
127 v->visitor.start_struct = qapi_dealloc_start_struct;
128 v->visitor.end_struct = qapi_dealloc_end_struct;
129 v->visitor.end_alternate = qapi_dealloc_end_alternate;
130 v->visitor.start_list = qapi_dealloc_start_list;
131 v->visitor.next_list = qapi_dealloc_next_list;
132 v->visitor.end_list = qapi_dealloc_end_list;
133 v->visitor.type_int64 = qapi_dealloc_type_int64;
134 v->visitor.type_uint64 = qapi_dealloc_type_uint64;
135 v->visitor.type_bool = qapi_dealloc_type_bool;
136 v->visitor.type_str = qapi_dealloc_type_str;
137 v->visitor.type_number = qapi_dealloc_type_number;
138 v->visitor.type_any = qapi_dealloc_type_anything;
139 v->visitor.type_null = qapi_dealloc_type_null;
140 v->visitor.free = qapi_dealloc_free;
141
142 return &v->visitor;
143 }