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 void qapi_dealloc_start_struct(Visitor *v, const char *name, void **obj, |
26 | size_t unused, Error **errp) |
27 | { |
28 | } |
29 | |
30 | static void qapi_dealloc_end_struct(Visitor *v, void **obj) |
31 | { |
32 | if (obj) { |
33 | g_free(*obj); |
34 | } |
35 | } |
36 | |
37 | static void qapi_dealloc_start_alternate(Visitor *v, const char *name, |
38 | GenericAlternate **obj, size_t size, |
39 | Error **errp) |
40 | { |
41 | } |
42 | |
43 | static void qapi_dealloc_end_alternate(Visitor *v, void **obj) |
44 | { |
45 | if (obj) { |
46 | g_free(*obj); |
47 | } |
48 | } |
49 | |
50 | static void qapi_dealloc_start_list(Visitor *v, const char *name, |
51 | GenericList **list, size_t size, |
52 | Error **errp) |
53 | { |
54 | } |
55 | |
56 | static GenericList *qapi_dealloc_next_list(Visitor *v, GenericList *tail, |
57 | size_t size) |
58 | { |
59 | GenericList *next = tail->next; |
60 | g_free(tail); |
61 | return next; |
62 | } |
63 | |
64 | static void qapi_dealloc_end_list(Visitor *v, void **obj) |
65 | { |
66 | } |
67 | |
68 | static void qapi_dealloc_type_str(Visitor *v, const char *name, char **obj, |
69 | Error **errp) |
70 | { |
71 | if (obj) { |
72 | g_free(*obj); |
73 | } |
74 | } |
75 | |
76 | static void qapi_dealloc_type_int64(Visitor *v, const char *name, int64_t *obj, |
77 | Error **errp) |
78 | { |
79 | } |
80 | |
81 | static void qapi_dealloc_type_uint64(Visitor *v, const char *name, |
82 | uint64_t *obj, Error **errp) |
83 | { |
84 | } |
85 | |
86 | static void qapi_dealloc_type_bool(Visitor *v, const char *name, bool *obj, |
87 | Error **errp) |
88 | { |
89 | } |
90 | |
91 | static void qapi_dealloc_type_number(Visitor *v, const char *name, double *obj, |
92 | Error **errp) |
93 | { |
94 | } |
95 | |
96 | static void qapi_dealloc_type_anything(Visitor *v, const char *name, |
97 | QObject **obj, Error **errp) |
98 | { |
99 | if (obj) { |
100 | qobject_unref(*obj); |
101 | } |
102 | } |
103 | |
104 | static void qapi_dealloc_type_null(Visitor *v, const char *name, |
105 | QNull **obj, Error **errp) |
106 | { |
107 | if (obj) { |
108 | qobject_unref(*obj); |
109 | } |
110 | } |
111 | |
112 | static void qapi_dealloc_free(Visitor *v) |
113 | { |
114 | g_free(container_of(v, QapiDeallocVisitor, visitor)); |
115 | } |
116 | |
117 | Visitor *qapi_dealloc_visitor_new(void) |
118 | { |
119 | QapiDeallocVisitor *v; |
120 | |
121 | v = g_malloc0(sizeof(*v)); |
122 | |
123 | v->visitor.type = VISITOR_DEALLOC; |
124 | v->visitor.start_struct = qapi_dealloc_start_struct; |
125 | v->visitor.end_struct = qapi_dealloc_end_struct; |
126 | v->visitor.start_alternate = qapi_dealloc_start_alternate; |
127 | v->visitor.end_alternate = qapi_dealloc_end_alternate; |
128 | v->visitor.start_list = qapi_dealloc_start_list; |
129 | v->visitor.next_list = qapi_dealloc_next_list; |
130 | v->visitor.end_list = qapi_dealloc_end_list; |
131 | v->visitor.type_int64 = qapi_dealloc_type_int64; |
132 | v->visitor.type_uint64 = qapi_dealloc_type_uint64; |
133 | v->visitor.type_bool = qapi_dealloc_type_bool; |
134 | v->visitor.type_str = qapi_dealloc_type_str; |
135 | v->visitor.type_number = qapi_dealloc_type_number; |
136 | v->visitor.type_any = qapi_dealloc_type_anything; |
137 | v->visitor.type_null = qapi_dealloc_type_null; |
138 | v->visitor.free = qapi_dealloc_free; |
139 | |
140 | return &v->visitor; |
141 | } |
142 | |