1
2
3
4
5
6
7
8
9
10
11
12
13#include "qemu/osdep.h"
14#include "qapi/qmp/qbool.h"
15#include "qapi/qmp/qlist.h"
16#include "qapi/qmp/qnull.h"
17#include "qapi/qmp/qnum.h"
18#include "qapi/qmp/qstring.h"
19#include "qemu/queue.h"
20#include "qobject-internal.h"
21
22
23
24
25
26
27QList *qlist_new(void)
28{
29 QList *qlist;
30
31 qlist = g_malloc(sizeof(*qlist));
32 qobject_init(QOBJECT(qlist), QTYPE_QLIST);
33 QTAILQ_INIT(&qlist->head);
34
35 return qlist;
36}
37
38QList *qlist_copy(QList *src)
39{
40 QList *dst = qlist_new();
41 QListEntry *entry;
42 QObject *elt;
43
44 QLIST_FOREACH_ENTRY(src, entry) {
45 elt = qlist_entry_obj(entry);
46 qobject_ref(elt);
47 qlist_append_obj(dst, elt);
48 }
49 return dst;
50}
51
52
53
54
55
56
57void qlist_append_obj(QList *qlist, QObject *value)
58{
59 QListEntry *entry;
60
61 entry = g_malloc(sizeof(*entry));
62 entry->value = value;
63
64 QTAILQ_INSERT_TAIL(&qlist->head, entry, next);
65}
66
67void qlist_append_int(QList *qlist, int64_t value)
68{
69 qlist_append(qlist, qnum_from_int(value));
70}
71
72void qlist_append_bool(QList *qlist, bool value)
73{
74 qlist_append(qlist, qbool_from_bool(value));
75}
76
77void qlist_append_str(QList *qlist, const char *value)
78{
79 qlist_append(qlist, qstring_from_str(value));
80}
81
82void qlist_append_null(QList *qlist)
83{
84 qlist_append(qlist, qnull());
85}
86
87QObject *qlist_pop(QList *qlist)
88{
89 QListEntry *entry;
90 QObject *ret;
91
92 if (qlist == NULL || QTAILQ_EMPTY(&qlist->head)) {
93 return NULL;
94 }
95
96 entry = QTAILQ_FIRST(&qlist->head);
97 QTAILQ_REMOVE(&qlist->head, entry, next);
98
99 ret = entry->value;
100 g_free(entry);
101
102 return ret;
103}
104
105QObject *qlist_peek(QList *qlist)
106{
107 QListEntry *entry;
108
109 if (qlist == NULL || QTAILQ_EMPTY(&qlist->head)) {
110 return NULL;
111 }
112
113 entry = QTAILQ_FIRST(&qlist->head);
114
115 return entry->value;
116}
117
118int qlist_empty(const QList *qlist)
119{
120 return QTAILQ_EMPTY(&qlist->head);
121}
122
123size_t qlist_size(const QList *qlist)
124{
125 size_t count = 0;
126 QListEntry *entry;
127
128 QLIST_FOREACH_ENTRY(qlist, entry) {
129 count++;
130 }
131 return count;
132}
133
134
135
136
137
138
139
140
141
142
143bool qlist_is_equal(const QObject *x, const QObject *y)
144{
145 const QList *list_x = qobject_to(QList, x);
146 const QList *list_y = qobject_to(QList, y);
147 const QListEntry *entry_x, *entry_y;
148
149 entry_x = qlist_first(list_x);
150 entry_y = qlist_first(list_y);
151
152 while (entry_x && entry_y) {
153 if (!qobject_is_equal(qlist_entry_obj(entry_x),
154 qlist_entry_obj(entry_y)))
155 {
156 return false;
157 }
158
159 entry_x = qlist_next(entry_x);
160 entry_y = qlist_next(entry_y);
161 }
162
163 return !entry_x && !entry_y;
164}
165
166
167
168
169void qlist_destroy_obj(QObject *obj)
170{
171 QList *qlist;
172 QListEntry *entry, *next_entry;
173
174 assert(obj != NULL);
175 qlist = qobject_to(QList, obj);
176
177 QTAILQ_FOREACH_SAFE(entry, &qlist->head, next, next_entry) {
178 QTAILQ_REMOVE(&qlist->head, entry, next);
179 qobject_unref(entry->value);
180 g_free(entry);
181 }
182
183 g_free(qlist);
184}
185