1/*
2 * WPA Supplicant / dbus-based control interface
3 * Copyright (c) 2006, Dan Williams <dcbw@redhat.com> and Red Hat, Inc.
4 * Copyright (c) 2009, Witold Sowa <witold.sowa@gmail.com>
5 *
6 * This software may be distributed under the terms of the BSD license.
7 * See README for more details.
8 */
9
10#ifndef WPA_DBUS_CTRL_H
11#define WPA_DBUS_CTRL_H
12
13#include <dbus/dbus.h>
14
15typedef DBusMessage * (* WPADBusMethodHandler)(DBusMessage *message,
16 void *user_data);
17typedef void (* WPADBusArgumentFreeFunction)(void *handler_arg);
18
19typedef dbus_bool_t (* WPADBusPropertyAccessor)(DBusMessageIter *iter,
20 DBusError *error,
21 void *user_data);
22
23struct wpa_dbus_object_desc {
24 DBusConnection *connection;
25 char *path;
26
27 /* list of methods, properties and signals registered with object */
28 const struct wpa_dbus_method_desc *methods;
29 const struct wpa_dbus_signal_desc *signals;

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34
35 /* argument for method handlers and properties
36 * getter and setter functions */
37 void *user_data;
38 /* function used to free above argument */
39 WPADBusArgumentFreeFunction user_data_free_func;
40};
41
42enum dbus_arg_direction { ARG_IN, ARG_OUT };
43
44struct wpa_dbus_argument {
45 char *name;
46 char *type;
47 enum dbus_arg_direction dir;
48};
49

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55struct wpa_dbus_method_desc {
56 /* method name */
57 const char *dbus_method;
58 /* method interface */
59 const char *dbus_interface;
60 /* method handling function */
61 WPADBusMethodHandler method_handler;
62 /* array of arguments */
63 struct wpa_dbus_argument args[4];
64};
65
66/**
67 * struct wpa_dbus_signal_desc - DBus signal description
68 */
69struct wpa_dbus_signal_desc {
70 /* signal name */
71 const char *dbus_signal;
72 /* signal interface */
73 const char *dbus_interface;
74 /* array of arguments */
75 struct wpa_dbus_argument args[4];
76};
77
78/**
79 * struct wpa_dbus_property_desc - DBus property description
80 */
81struct wpa_dbus_property_desc {
82 /* property name */
83 const char *dbus_property;
84 /* property interface */
85 const char *dbus_interface;
86 /* property type signature in DBus type notation */
87 const char *type;
88 /* property getter function */
89 WPADBusPropertyAccessor getter;
90 /* property setter function */
91 WPADBusPropertyAccessor setter;
92};
93
94
95#define WPAS_DBUS_OBJECT_PATH_MAX 150
96#define WPAS_DBUS_INTERFACE_MAX 150
97#define WPAS_DBUS_METHOD_SIGNAL_PROP_MAX 50
98#define WPAS_DBUS_AUTH_MODE_MAX 64
99
100#define WPA_DBUS_INTROSPECTION_INTERFACE "org.freedesktop.DBus.Introspectable"
101#define WPA_DBUS_INTROSPECTION_METHOD "Introspect"
102#define WPA_DBUS_PROPERTIES_INTERFACE "org.freedesktop.DBus.Properties"
103#define WPA_DBUS_PROPERTIES_GET "Get"
104#define WPA_DBUS_PROPERTIES_SET "Set"
105#define WPA_DBUS_PROPERTIES_GETALL "GetAll"
106

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114 struct wpas_dbus_priv *ctrl_iface,
115 const char *path, const char *ifname,
116 struct wpa_dbus_object_desc *obj_desc);
117
118int wpa_dbus_unregister_object_per_iface(
119 struct wpas_dbus_priv *ctrl_iface,
120 const char *path);
121
122dbus_bool_t wpa_dbus_get_object_properties(struct wpas_dbus_priv *iface,
123 const char *path,
124 const char *interface,
125 DBusMessageIter *iter);
126
127
128void wpa_dbus_flush_all_changed_properties(DBusConnection *con);
129
130void wpa_dbus_flush_object_changed_properties(DBusConnection *con,
131 const char *path);
132
133void wpa_dbus_mark_property_changed(struct wpas_dbus_priv *iface,
134 const char *path, const char *interface,
135 const char *property);
136
137DBusMessage * wpa_dbus_introspect(DBusMessage *message,
138 struct wpa_dbus_object_desc *obj_dsc);
139
140char *wpas_dbus_new_decompose_object_path(const char *path,
141 int p2p_persistent_group,
142 char **network,
143 char **bssid);
144
145DBusMessage *wpas_dbus_reply_new_from_error(DBusMessage *message,
146 DBusError *error,
147 const char *fallback_name,
148 const char *fallback_string);
149
150#endif /* WPA_DBUS_CTRL_H */