1 /*
2 * WPA Supplicant / dbus-based control interface
3 * Copyright (c) 2006, Dan Williams <dcbw@redhat.com> and Red Hat, Inc.
4 *
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
7 */
8
9 #ifndef DBUS_DICT_HELPERS_H
10 #define DBUS_DICT_HELPERS_H
11
12 #include "wpabuf.h"
13
14 /*
15 * Adding a dict to a DBusMessage
16 */
17
18 dbus_bool_t wpa_dbus_dict_open_write(DBusMessageIter *iter,
19 DBusMessageIter *iter_dict);
20
21 dbus_bool_t wpa_dbus_dict_close_write(DBusMessageIter *iter,
22 DBusMessageIter *iter_dict);
23
24 const char * wpa_dbus_type_as_string(const int type);
25
26 dbus_bool_t wpa_dbus_dict_append_string(DBusMessageIter *iter_dict,
27 const char *key, const char *value);
28
29 dbus_bool_t wpa_dbus_dict_append_bool(DBusMessageIter *iter_dict,
30 const char *key,
31 const dbus_bool_t value);
32
33 dbus_bool_t wpa_dbus_dict_append_int16(DBusMessageIter *iter_dict,
34 const char *key,
35 const dbus_int16_t value);
36
37 dbus_bool_t wpa_dbus_dict_append_uint16(DBusMessageIter *iter_dict,
38 const char *key,
39 const dbus_uint16_t value);
40
41 dbus_bool_t wpa_dbus_dict_append_int32(DBusMessageIter *iter_dict,
42 const char *key,
43 const dbus_int32_t value);
44
45 dbus_bool_t wpa_dbus_dict_append_uint32(DBusMessageIter *iter_dict,
46 const char *key,
47 const dbus_uint32_t value);
48
49 dbus_bool_t wpa_dbus_dict_append_object_path(DBusMessageIter *iter_dict,
50 const char *key,
51 const char *value);
52
53 dbus_bool_t wpa_dbus_dict_append_byte_array(DBusMessageIter *iter_dict,
54 const char *key,
55 const char *value,
56 const dbus_uint32_t value_len);
57
58 /* Manual construction and addition of array elements */
59 dbus_bool_t wpa_dbus_dict_begin_array(DBusMessageIter *iter_dict,
60 const char *key, const char *type,
61 DBusMessageIter *iter_dict_entry,
62 DBusMessageIter *iter_dict_val,
63 DBusMessageIter *iter_array);
64
65 dbus_bool_t wpa_dbus_dict_begin_string_array(DBusMessageIter *iter_dict,
66 const char *key,
67 DBusMessageIter *iter_dict_entry,
68 DBusMessageIter *iter_dict_val,
69 DBusMessageIter *iter_array);
70
71 dbus_bool_t wpa_dbus_dict_string_array_add_element(DBusMessageIter *iter_array,
72 const char *elem);
73
74 dbus_bool_t wpa_dbus_dict_bin_array_add_element(DBusMessageIter *iter_array,
75 const u8 *value,
76 size_t value_len);
77
78 dbus_bool_t wpa_dbus_dict_end_array(DBusMessageIter *iter_dict,
79 DBusMessageIter *iter_dict_entry,
80 DBusMessageIter *iter_dict_val,
81 DBusMessageIter *iter_array);
82
83 static inline dbus_bool_t
wpa_dbus_dict_end_string_array(DBusMessageIter * iter_dict,DBusMessageIter * iter_dict_entry,DBusMessageIter * iter_dict_val,DBusMessageIter * iter_array)84 wpa_dbus_dict_end_string_array(DBusMessageIter *iter_dict,
85 DBusMessageIter *iter_dict_entry,
86 DBusMessageIter *iter_dict_val,
87 DBusMessageIter *iter_array)
88 {
89 return wpa_dbus_dict_end_array(iter_dict, iter_dict_entry,
90 iter_dict_val, iter_array);
91 }
92
93 /* Convenience function to add a whole string list */
94 dbus_bool_t wpa_dbus_dict_append_string_array(DBusMessageIter *iter_dict,
95 const char *key,
96 const char **items,
97 const dbus_uint32_t num_items);
98
99 dbus_bool_t wpa_dbus_dict_append_wpabuf_array(DBusMessageIter *iter_dict,
100 const char *key,
101 const struct wpabuf **items,
102 const dbus_uint32_t num_items);
103
104 /*
105 * Reading a dict from a DBusMessage
106 */
107
108 /*
109 * Used only in struct wpa_dbus_dict_entry::array_type internally to identify
110 * special binary array case.
111 */
112 #define WPAS_DBUS_TYPE_BINARRAY ((int) '@')
113
114 struct wpa_dbus_dict_entry {
115 int type; /** the dbus type of the dict entry's value */
116 int array_type; /** the dbus type of the array elements if the dict
117 entry value contains an array, or the special
118 WPAS_DBUS_TYPE_BINARRAY */
119 const char *key; /** key of the dict entry */
120
121 /** Possible values of the property */
122 union {
123 char *str_value;
124 char byte_value;
125 dbus_bool_t bool_value;
126 dbus_int16_t int16_value;
127 dbus_uint16_t uint16_value;
128 dbus_int32_t int32_value;
129 dbus_uint32_t uint32_value;
130 dbus_int64_t int64_value;
131 dbus_uint64_t uint64_value;
132 double double_value;
133 char *bytearray_value;
134 char **strarray_value;
135 struct wpabuf **binarray_value;
136 };
137 dbus_uint32_t array_len; /** length of the array if the dict entry's
138 value contains an array */
139 };
140
141 dbus_bool_t wpa_dbus_dict_open_read(DBusMessageIter *iter,
142 DBusMessageIter *iter_dict,
143 DBusError *error);
144
145 dbus_bool_t wpa_dbus_dict_get_entry(DBusMessageIter *iter_dict,
146 struct wpa_dbus_dict_entry *entry);
147
148 dbus_bool_t wpa_dbus_dict_has_dict_entry(DBusMessageIter *iter_dict);
149
150 void wpa_dbus_dict_entry_clear(struct wpa_dbus_dict_entry *entry);
151
152 #endif /* DBUS_DICT_HELPERS_H */
153