aboutsummaryrefslogtreecommitdiff
path: root/qapi/qapi-dealloc-visitor.c
blob: fd2380316622410de9c810ad0700fd3b8acc79bb (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
/*
 * Dealloc Visitor
 *
 * Copyright (C) 2012-2016 Red Hat, Inc.
 * Copyright IBM, Corp. 2011
 *
 * Authors:
 *  Michael Roth   <mdroth@linux.vnet.ibm.com>
 *
 * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
 * See the COPYING.LIB file in the top-level directory.
 *
 */

#include "qemu/osdep.h"
#include "qapi/dealloc-visitor.h"
#include "qapi/qmp/qnull.h"
#include "qemu/queue.h"
#include "qemu-common.h"
#include "qapi/visitor-impl.h"

struct QapiDeallocVisitor
{
    Visitor visitor;
};

static void qapi_dealloc_start_struct(Visitor *v, const char *name, void **obj,
                                      size_t unused, Error **errp)
{
}

static void qapi_dealloc_end_struct(Visitor *v, void **obj)
{
    if (obj) {
        g_free(*obj);
    }
}

static void qapi_dealloc_start_alternate(Visitor *v, const char *name,
                                         GenericAlternate **obj, size_t size,
                                         Error **errp)
{
}

static void qapi_dealloc_end_alternate(Visitor *v, void **obj)
{
    if (obj) {
        g_free(*obj);
    }
}

static void qapi_dealloc_start_list(Visitor *v, const char *name,
                                    GenericList **list, size_t size,
                                    Error **errp)
{
}

static GenericList *qapi_dealloc_next_list(Visitor *v, GenericList *tail,
                                           size_t size)
{
    GenericList *next = tail->next;
    g_free(tail);
    return next;
}

static void qapi_dealloc_end_list(Visitor *v, void **obj)
{
}

static void qapi_dealloc_type_str(Visitor *v, const char *name, char **obj,
                                  Error **errp)
{
    if (obj) {
        g_free(*obj);
    }
}

static void qapi_dealloc_type_int64(Visitor *v, const char *name, int64_t *obj,
                                    Error **errp)
{
}

static void qapi_dealloc_type_uint64(Visitor *v, const char *name,
                                     uint64_t *obj, Error **errp)
{
}

static void qapi_dealloc_type_bool(Visitor *v, const char *name, bool *obj,
                                   Error **errp)
{
}

static void qapi_dealloc_type_number(Visitor *v, const char *name, double *obj,
                                     Error **errp)
{
}

static void qapi_dealloc_type_anything(Visitor *v, const char *name,
                                       QObject **obj, Error **errp)
{
    if (obj) {
        qobject_decref(*obj);
    }
}

static void qapi_dealloc_type_null(Visitor *v, const char *name,
                                   QNull **obj, Error **errp)
{
    if (obj) {
        QDECREF(*obj);
    }
}

static void qapi_dealloc_free(Visitor *v)
{
    g_free(container_of(v, QapiDeallocVisitor, visitor));
}

Visitor *qapi_dealloc_visitor_new(void)
{
    QapiDeallocVisitor *v;

    v = g_malloc0(sizeof(*v));

    v->visitor.type = VISITOR_DEALLOC;
    v->visitor.start_struct = qapi_dealloc_start_struct;
    v->visitor.end_struct = qapi_dealloc_end_struct;
    v->visitor.start_alternate = qapi_dealloc_start_alternate;
    v->visitor.end_alternate = qapi_dealloc_end_alternate;
    v->visitor.start_list = qapi_dealloc_start_list;
    v->visitor.next_list = qapi_dealloc_next_list;
    v->visitor.end_list = qapi_dealloc_end_list;
    v->visitor.type_int64 = qapi_dealloc_type_int64;
    v->visitor.type_uint64 = qapi_dealloc_type_uint64;
    v->visitor.type_bool = qapi_dealloc_type_bool;
    v->visitor.type_str = qapi_dealloc_type_str;
    v->visitor.type_number = qapi_dealloc_type_number;
    v->visitor.type_any = qapi_dealloc_type_anything;
    v->visitor.type_null = qapi_dealloc_type_null;
    v->visitor.free = qapi_dealloc_free;

    return &v->visitor;
}