| Current Path : /usr/src/contrib/wpa/wpa_supplicant/dbus/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //usr/src/contrib/wpa/wpa_supplicant/dbus/dbus_new.c |
/*
* WPA Supplicant / dbus-based control interface
* Copyright (c) 2006, Dan Williams <dcbw@redhat.com> and Red Hat, Inc.
* Copyright (c) 2009-2010, Witold Sowa <witold.sowa@gmail.com>
* Copyright (c) 2009, Jouni Malinen <j@w1.fi>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* Alternatively, this software may be distributed under the terms of BSD
* license.
*
* See README and COPYING for more details.
*/
#include "includes.h"
#include "common.h"
#include "wps/wps.h"
#include "../config.h"
#include "../wpa_supplicant_i.h"
#include "../bss.h"
#include "dbus_new_helpers.h"
#include "dbus_dict_helpers.h"
#include "dbus_new.h"
#include "dbus_new_handlers.h"
#include "dbus_common.h"
#include "dbus_common_i.h"
/**
* wpas_dbus_signal_interface - Send a interface related event signal
* @wpa_s: %wpa_supplicant network interface data
* @sig_name: signal name - InterfaceAdded or InterfaceRemoved
* @properties: Whether to add second argument with object properties
*
* Notify listeners about event related with interface
*/
static void wpas_dbus_signal_interface(struct wpa_supplicant *wpa_s,
const char *sig_name, int properties)
{
struct wpas_dbus_priv *iface;
DBusMessage *msg;
DBusMessageIter iter, iter_dict;
iface = wpa_s->global->dbus;
/* Do nothing if the control interface is not turned on */
if (iface == NULL)
return;
msg = dbus_message_new_signal(WPAS_DBUS_NEW_PATH,
WPAS_DBUS_NEW_INTERFACE, sig_name);
if (msg == NULL)
return;
dbus_message_iter_init_append(msg, &iter);
if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_OBJECT_PATH,
&wpa_s->dbus_new_path))
goto err;
if (properties) {
if (!wpa_dbus_dict_open_write(&iter, &iter_dict))
goto err;
wpa_dbus_get_object_properties(iface, wpa_s->dbus_new_path,
WPAS_DBUS_NEW_IFACE_INTERFACE,
&iter_dict);
if (!wpa_dbus_dict_close_write(&iter, &iter_dict))
goto err;
}
dbus_connection_send(iface->con, msg, NULL);
dbus_message_unref(msg);
return;
err:
wpa_printf(MSG_ERROR, "dbus: Failed to construct signal");
dbus_message_unref(msg);
}
/**
* wpas_dbus_signal_interface_added - Send a interface created signal
* @wpa_s: %wpa_supplicant network interface data
*
* Notify listeners about creating new interface
*/
static void wpas_dbus_signal_interface_added(struct wpa_supplicant *wpa_s)
{
wpas_dbus_signal_interface(wpa_s, "InterfaceAdded", TRUE);
}
/**
* wpas_dbus_signal_interface_removed - Send a interface removed signal
* @wpa_s: %wpa_supplicant network interface data
*
* Notify listeners about removing interface
*/
static void wpas_dbus_signal_interface_removed(struct wpa_supplicant *wpa_s)
{
wpas_dbus_signal_interface(wpa_s, "InterfaceRemoved", FALSE);
}
/**
* wpas_dbus_signal_scan_done - send scan done signal
* @wpa_s: %wpa_supplicant network interface data
* @success: indicates if scanning succeed or failed
*
* Notify listeners about finishing a scan
*/
void wpas_dbus_signal_scan_done(struct wpa_supplicant *wpa_s, int success)
{
struct wpas_dbus_priv *iface;
DBusMessage *msg;
dbus_bool_t succ;
iface = wpa_s->global->dbus;
/* Do nothing if the control interface is not turned on */
if (iface == NULL)
return;
msg = dbus_message_new_signal(wpa_s->dbus_new_path,
WPAS_DBUS_NEW_IFACE_INTERFACE,
"ScanDone");
if (msg == NULL)
return;
succ = success ? TRUE : FALSE;
if (dbus_message_append_args(msg, DBUS_TYPE_BOOLEAN, &succ,
DBUS_TYPE_INVALID))
dbus_connection_send(iface->con, msg, NULL);
else
wpa_printf(MSG_ERROR, "dbus: Failed to construct signal");
dbus_message_unref(msg);
}
/**
* wpas_dbus_signal_blob - Send a BSS related event signal
* @wpa_s: %wpa_supplicant network interface data
* @bss_obj_path: BSS object path
* @sig_name: signal name - BSSAdded or BSSRemoved
* @properties: Whether to add second argument with object properties
*
* Notify listeners about event related with BSS
*/
static void wpas_dbus_signal_bss(struct wpa_supplicant *wpa_s,
const char *bss_obj_path,
const char *sig_name, int properties)
{
struct wpas_dbus_priv *iface;
DBusMessage *msg;
DBusMessageIter iter, iter_dict;
iface = wpa_s->global->dbus;
/* Do nothing if the control interface is not turned on */
if (iface == NULL)
return;
msg = dbus_message_new_signal(wpa_s->dbus_new_path,
WPAS_DBUS_NEW_IFACE_INTERFACE,
sig_name);
if (msg == NULL)
return;
dbus_message_iter_init_append(msg, &iter);
if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_OBJECT_PATH,
&bss_obj_path))
goto err;
if (properties) {
if (!wpa_dbus_dict_open_write(&iter, &iter_dict))
goto err;
wpa_dbus_get_object_properties(iface, bss_obj_path,
WPAS_DBUS_NEW_IFACE_BSS,
&iter_dict);
if (!wpa_dbus_dict_close_write(&iter, &iter_dict))
goto err;
}
dbus_connection_send(iface->con, msg, NULL);
dbus_message_unref(msg);
return;
err:
wpa_printf(MSG_ERROR, "dbus: Failed to construct signal");
dbus_message_unref(msg);
}
/**
* wpas_dbus_signal_bss_added - Send a BSS added signal
* @wpa_s: %wpa_supplicant network interface data
* @bss_obj_path: new BSS object path
*
* Notify listeners about adding new BSS
*/
static void wpas_dbus_signal_bss_added(struct wpa_supplicant *wpa_s,
const char *bss_obj_path)
{
wpas_dbus_signal_bss(wpa_s, bss_obj_path, "BSSAdded", TRUE);
}
/**
* wpas_dbus_signal_bss_removed - Send a BSS removed signal
* @wpa_s: %wpa_supplicant network interface data
* @bss_obj_path: BSS object path
*
* Notify listeners about removing BSS
*/
static void wpas_dbus_signal_bss_removed(struct wpa_supplicant *wpa_s,
const char *bss_obj_path)
{
wpas_dbus_signal_bss(wpa_s, bss_obj_path, "BSSRemoved", FALSE);
}
/**
* wpas_dbus_signal_blob - Send a blob related event signal
* @wpa_s: %wpa_supplicant network interface data
* @name: blob name
* @sig_name: signal name - BlobAdded or BlobRemoved
*
* Notify listeners about event related with blob
*/
static void wpas_dbus_signal_blob(struct wpa_supplicant *wpa_s,
const char *name, const char *sig_name)
{
struct wpas_dbus_priv *iface;
DBusMessage *msg;
iface = wpa_s->global->dbus;
/* Do nothing if the control interface is not turned on */
if (iface == NULL)
return;
msg = dbus_message_new_signal(wpa_s->dbus_new_path,
WPAS_DBUS_NEW_IFACE_INTERFACE,
sig_name);
if (msg == NULL)
return;
if (dbus_message_append_args(msg, DBUS_TYPE_STRING, &name,
DBUS_TYPE_INVALID))
dbus_connection_send(iface->con, msg, NULL);
else
wpa_printf(MSG_ERROR, "dbus: Failed to construct signal");
dbus_message_unref(msg);
}
/**
* wpas_dbus_signal_blob_added - Send a blob added signal
* @wpa_s: %wpa_supplicant network interface data
* @name: blob name
*
* Notify listeners about adding a new blob
*/
void wpas_dbus_signal_blob_added(struct wpa_supplicant *wpa_s,
const char *name)
{
wpas_dbus_signal_blob(wpa_s, name, "BlobAdded");
}
/**
* wpas_dbus_signal_blob_removed - Send a blob removed signal
* @wpa_s: %wpa_supplicant network interface data
* @name: blob name
*
* Notify listeners about removing blob
*/
void wpas_dbus_signal_blob_removed(struct wpa_supplicant *wpa_s,
const char *name)
{
wpas_dbus_signal_blob(wpa_s, name, "BlobRemoved");
}
/**
* wpas_dbus_signal_network - Send a network related event signal
* @wpa_s: %wpa_supplicant network interface data
* @id: new network id
* @sig_name: signal name - NetworkAdded, NetworkRemoved or NetworkSelected
* @properties: determines if add second argument with object properties
*
* Notify listeners about event related with configured network
*/
static void wpas_dbus_signal_network(struct wpa_supplicant *wpa_s,
int id, const char *sig_name,
int properties)
{
struct wpas_dbus_priv *iface;
DBusMessage *msg;
DBusMessageIter iter, iter_dict;
char net_obj_path[WPAS_DBUS_OBJECT_PATH_MAX], *path;
iface = wpa_s->global->dbus;
/* Do nothing if the control interface is not turned on */
if (iface == NULL)
return;
os_snprintf(net_obj_path, WPAS_DBUS_OBJECT_PATH_MAX,
"%s/" WPAS_DBUS_NEW_NETWORKS_PART "/%u",
wpa_s->dbus_new_path, id);
msg = dbus_message_new_signal(wpa_s->dbus_new_path,
WPAS_DBUS_NEW_IFACE_INTERFACE,
sig_name);
if (msg == NULL)
return;
dbus_message_iter_init_append(msg, &iter);
path = net_obj_path;
if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_OBJECT_PATH,
&path))
goto err;
if (properties) {
if (!wpa_dbus_dict_open_write(&iter, &iter_dict))
goto err;
wpa_dbus_get_object_properties(iface, net_obj_path,
WPAS_DBUS_NEW_IFACE_NETWORK,
&iter_dict);
if (!wpa_dbus_dict_close_write(&iter, &iter_dict))
goto err;
}
dbus_connection_send(iface->con, msg, NULL);
dbus_message_unref(msg);
return;
err:
wpa_printf(MSG_ERROR, "dbus: Failed to construct signal");
dbus_message_unref(msg);
}
/**
* wpas_dbus_signal_network_added - Send a network added signal
* @wpa_s: %wpa_supplicant network interface data
* @id: new network id
*
* Notify listeners about adding new network
*/
static void wpas_dbus_signal_network_added(struct wpa_supplicant *wpa_s,
int id)
{
wpas_dbus_signal_network(wpa_s, id, "NetworkAdded", TRUE);
}
/**
* wpas_dbus_signal_network_removed - Send a network removed signal
* @wpa_s: %wpa_supplicant network interface data
* @id: network id
*
* Notify listeners about removing a network
*/
static void wpas_dbus_signal_network_removed(struct wpa_supplicant *wpa_s,
int id)
{
wpas_dbus_signal_network(wpa_s, id, "NetworkRemoved", FALSE);
}
/**
* wpas_dbus_signal_network_selected - Send a network selected signal
* @wpa_s: %wpa_supplicant network interface data
* @id: network id
*
* Notify listeners about selecting a network
*/
void wpas_dbus_signal_network_selected(struct wpa_supplicant *wpa_s, int id)
{
wpas_dbus_signal_network(wpa_s, id, "NetworkSelected", FALSE);
}
/**
* wpas_dbus_signal_network_enabled_changed - Signals Enabled property changes
* @wpa_s: %wpa_supplicant network interface data
* @ssid: configured network which Enabled property has changed
*
* Sends PropertyChanged signals containing new value of Enabled property
* for specified network
*/
void wpas_dbus_signal_network_enabled_changed(struct wpa_supplicant *wpa_s,
struct wpa_ssid *ssid)
{
char path[WPAS_DBUS_OBJECT_PATH_MAX];
os_snprintf(path, WPAS_DBUS_OBJECT_PATH_MAX,
"%s/" WPAS_DBUS_NEW_NETWORKS_PART "/%d",
wpa_s->dbus_new_path, ssid->id);
wpa_dbus_mark_property_changed(wpa_s->global->dbus, path,
WPAS_DBUS_NEW_IFACE_NETWORK, "Enabled");
}
#ifdef CONFIG_WPS
/**
* wpas_dbus_signal_wps_event_success - Signals Success WPS event
* @wpa_s: %wpa_supplicant network interface data
*
* Sends Event dbus signal with name "success" and empty dict as arguments
*/
void wpas_dbus_signal_wps_event_success(struct wpa_supplicant *wpa_s)
{
DBusMessage *msg;
DBusMessageIter iter, dict_iter;
struct wpas_dbus_priv *iface;
char *key = "success";
iface = wpa_s->global->dbus;
/* Do nothing if the control interface is not turned on */
if (iface == NULL)
return;
msg = dbus_message_new_signal(wpa_s->dbus_new_path,
WPAS_DBUS_NEW_IFACE_WPS, "Event");
if (msg == NULL)
return;
dbus_message_iter_init_append(msg, &iter);
if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &key) ||
!wpa_dbus_dict_open_write(&iter, &dict_iter) ||
!wpa_dbus_dict_close_write(&iter, &dict_iter))
wpa_printf(MSG_ERROR, "dbus: Failed to construct signal");
else
dbus_connection_send(iface->con, msg, NULL);
dbus_message_unref(msg);
}
/**
* wpas_dbus_signal_wps_event_fail - Signals Fail WPS event
* @wpa_s: %wpa_supplicant network interface data
*
* Sends Event dbus signal with name "fail" and dictionary containing
* "msg field with fail message number (int32) as arguments
*/
void wpas_dbus_signal_wps_event_fail(struct wpa_supplicant *wpa_s,
struct wps_event_fail *fail)
{
DBusMessage *msg;
DBusMessageIter iter, dict_iter;
struct wpas_dbus_priv *iface;
char *key = "fail";
iface = wpa_s->global->dbus;
/* Do nothing if the control interface is not turned on */
if (iface == NULL)
return;
msg = dbus_message_new_signal(wpa_s->dbus_new_path,
WPAS_DBUS_NEW_IFACE_WPS, "Event");
if (msg == NULL)
return;
dbus_message_iter_init_append(msg, &iter);
if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &key) ||
!wpa_dbus_dict_open_write(&iter, &dict_iter) ||
!wpa_dbus_dict_append_int32(&dict_iter, "msg", fail->msg) ||
!wpa_dbus_dict_close_write(&iter, &dict_iter))
wpa_printf(MSG_ERROR, "dbus: Failed to construct signal");
else
dbus_connection_send(iface->con, msg, NULL);
dbus_message_unref(msg);
}
/**
* wpas_dbus_signal_wps_event_m2d - Signals M2D WPS event
* @wpa_s: %wpa_supplicant network interface data
*
* Sends Event dbus signal with name "m2d" and dictionary containing
* fields of wps_event_m2d structure.
*/
void wpas_dbus_signal_wps_event_m2d(struct wpa_supplicant *wpa_s,
struct wps_event_m2d *m2d)
{
DBusMessage *msg;
DBusMessageIter iter, dict_iter;
struct wpas_dbus_priv *iface;
char *key = "m2d";
iface = wpa_s->global->dbus;
/* Do nothing if the control interface is not turned on */
if (iface == NULL)
return;
msg = dbus_message_new_signal(wpa_s->dbus_new_path,
WPAS_DBUS_NEW_IFACE_WPS, "Event");
if (msg == NULL)
return;
dbus_message_iter_init_append(msg, &iter);
if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &key) ||
!wpa_dbus_dict_open_write(&iter, &dict_iter) ||
!wpa_dbus_dict_append_uint16(&dict_iter, "config_methods",
m2d->config_methods) ||
!wpa_dbus_dict_append_byte_array(&dict_iter, "manufacturer",
(const char *) m2d->manufacturer,
m2d->manufacturer_len) ||
!wpa_dbus_dict_append_byte_array(&dict_iter, "model_name",
(const char *) m2d->model_name,
m2d->model_name_len) ||
!wpa_dbus_dict_append_byte_array(&dict_iter, "model_number",
(const char *) m2d->model_number,
m2d->model_number_len) ||
!wpa_dbus_dict_append_byte_array(&dict_iter, "serial_number",
(const char *)
m2d->serial_number,
m2d->serial_number_len) ||
!wpa_dbus_dict_append_byte_array(&dict_iter, "dev_name",
(const char *) m2d->dev_name,
m2d->dev_name_len) ||
!wpa_dbus_dict_append_byte_array(&dict_iter, "primary_dev_type",
(const char *)
m2d->primary_dev_type, 8) ||
!wpa_dbus_dict_append_uint16(&dict_iter, "config_error",
m2d->config_error) ||
!wpa_dbus_dict_append_uint16(&dict_iter, "dev_password_id",
m2d->dev_password_id) ||
!wpa_dbus_dict_close_write(&iter, &dict_iter))
wpa_printf(MSG_ERROR, "dbus: Failed to construct signal");
else
dbus_connection_send(iface->con, msg, NULL);
dbus_message_unref(msg);
}
/**
* wpas_dbus_signal_wps_cred - Signals new credentials
* @wpa_s: %wpa_supplicant network interface data
*
* Sends signal with credentials in directory argument
*/
void wpas_dbus_signal_wps_cred(struct wpa_supplicant *wpa_s,
const struct wps_credential *cred)
{
DBusMessage *msg;
DBusMessageIter iter, dict_iter;
struct wpas_dbus_priv *iface;
char *auth_type[6]; /* we have six possible authorization types */
int at_num = 0;
char *encr_type[4]; /* we have four possible encryption types */
int et_num = 0;
iface = wpa_s->global->dbus;
/* Do nothing if the control interface is not turned on */
if (iface == NULL)
return;
msg = dbus_message_new_signal(wpa_s->dbus_new_path,
WPAS_DBUS_NEW_IFACE_WPS,
"Credentials");
if (msg == NULL)
return;
dbus_message_iter_init_append(msg, &iter);
if (!wpa_dbus_dict_open_write(&iter, &dict_iter))
goto nomem;
if (cred->auth_type & WPS_AUTH_OPEN)
auth_type[at_num++] = "open";
if (cred->auth_type & WPS_AUTH_WPAPSK)
auth_type[at_num++] = "wpa-psk";
if (cred->auth_type & WPS_AUTH_SHARED)
auth_type[at_num++] = "shared";
if (cred->auth_type & WPS_AUTH_WPA)
auth_type[at_num++] = "wpa-eap";
if (cred->auth_type & WPS_AUTH_WPA2)
auth_type[at_num++] = "wpa2-eap";
if (cred->auth_type & WPS_AUTH_WPA2PSK)
auth_type[at_num++] =
"wpa2-psk";
if (cred->encr_type & WPS_ENCR_NONE)
encr_type[et_num++] = "none";
if (cred->encr_type & WPS_ENCR_WEP)
encr_type[et_num++] = "wep";
if (cred->encr_type & WPS_ENCR_TKIP)
encr_type[et_num++] = "tkip";
if (cred->encr_type & WPS_ENCR_AES)
encr_type[et_num++] = "aes";
if (wpa_s->current_ssid) {
if (!wpa_dbus_dict_append_byte_array(
&dict_iter, "BSSID",
(const char *) wpa_s->current_ssid->bssid,
ETH_ALEN))
goto nomem;
}
if (!wpa_dbus_dict_append_byte_array(&dict_iter, "SSID",
(const char *) cred->ssid,
cred->ssid_len) ||
!wpa_dbus_dict_append_string_array(&dict_iter, "AuthType",
(const char **) auth_type,
at_num) ||
!wpa_dbus_dict_append_string_array(&dict_iter, "EncrType",
(const char **) encr_type,
et_num) ||
!wpa_dbus_dict_append_byte_array(&dict_iter, "Key",
(const char *) cred->key,
cred->key_len) ||
!wpa_dbus_dict_append_uint32(&dict_iter, "KeyIndex",
cred->key_idx) ||
!wpa_dbus_dict_close_write(&iter, &dict_iter))
goto nomem;
dbus_connection_send(iface->con, msg, NULL);
nomem:
dbus_message_unref(msg);
}
#endif /* CONFIG_WPS */
/**
* wpas_dbus_signal_prop_changed - Signals change of property
* @wpa_s: %wpa_supplicant network interface data
* @property: indicates which property has changed
*
* Sends ProertyChanged signals with path, interface and arguments
* depending on which property has changed.
*/
void wpas_dbus_signal_prop_changed(struct wpa_supplicant *wpa_s,
enum wpas_dbus_prop property)
{
WPADBusPropertyAccessor getter;
char *prop;
if (wpa_s->dbus_new_path == NULL)
return; /* Skip signal since D-Bus setup is not yet ready */
switch (property) {
case WPAS_DBUS_PROP_AP_SCAN:
getter = (WPADBusPropertyAccessor) wpas_dbus_getter_ap_scan;
prop = "ApScan";
break;
case WPAS_DBUS_PROP_SCANNING:
getter = (WPADBusPropertyAccessor) wpas_dbus_getter_scanning;
prop = "Scanning";
break;
case WPAS_DBUS_PROP_STATE:
getter = (WPADBusPropertyAccessor) wpas_dbus_getter_state;
prop = "State";
break;
case WPAS_DBUS_PROP_CURRENT_BSS:
getter = (WPADBusPropertyAccessor)
wpas_dbus_getter_current_bss;
prop = "CurrentBSS";
break;
case WPAS_DBUS_PROP_CURRENT_NETWORK:
getter = (WPADBusPropertyAccessor)
wpas_dbus_getter_current_network;
prop = "CurrentNetwork";
break;
default:
wpa_printf(MSG_ERROR, "dbus: %s: Unknown Property value %d",
__func__, property);
return;
}
wpa_dbus_mark_property_changed(wpa_s->global->dbus,
wpa_s->dbus_new_path,
WPAS_DBUS_NEW_IFACE_INTERFACE, prop);
}
/**
* wpas_dbus_bss_signal_prop_changed - Signals change of BSS property
* @wpa_s: %wpa_supplicant network interface data
* @property: indicates which property has changed
* @id: unique BSS identifier
*
* Sends PropertyChanged signals with path, interface, and arguments depending
* on which property has changed.
*/
void wpas_dbus_bss_signal_prop_changed(struct wpa_supplicant *wpa_s,
enum wpas_dbus_bss_prop property,
unsigned int id)
{
char path[WPAS_DBUS_OBJECT_PATH_MAX];
char *prop;
switch (property) {
case WPAS_DBUS_BSS_PROP_SIGNAL:
prop = "Signal";
break;
case WPAS_DBUS_BSS_PROP_FREQ:
prop = "Frequency";
break;
case WPAS_DBUS_BSS_PROP_MODE:
prop = "Mode";
break;
case WPAS_DBUS_BSS_PROP_PRIVACY:
prop = "Privacy";
break;
case WPAS_DBUS_BSS_PROP_RATES:
prop = "Rates";
break;
case WPAS_DBUS_BSS_PROP_WPA:
prop = "WPA";
break;
case WPAS_DBUS_BSS_PROP_RSN:
prop = "RSN";
break;
case WPAS_DBUS_BSS_PROP_IES:
prop = "IEs";
break;
default:
wpa_printf(MSG_ERROR, "dbus: %s: Unknown Property value %d",
__func__, property);
return;
}
os_snprintf(path, WPAS_DBUS_OBJECT_PATH_MAX,
"%s/" WPAS_DBUS_NEW_BSSIDS_PART "/%u",
wpa_s->dbus_new_path, id);
wpa_dbus_mark_property_changed(wpa_s->global->dbus, path,
WPAS_DBUS_NEW_IFACE_BSS, prop);
}
/**
* wpas_dbus_signal_debug_level_changed - Signals change of debug param
* @global: wpa_global structure
*
* Sends ProertyChanged signals informing that debug level has changed.
*/
void wpas_dbus_signal_debug_level_changed(struct wpa_global *global)
{
wpa_dbus_mark_property_changed(global->dbus, WPAS_DBUS_NEW_PATH,
WPAS_DBUS_NEW_INTERFACE,
"DebugLevel");
}
/**
* wpas_dbus_signal_debug_timestamp_changed - Signals change of debug param
* @global: wpa_global structure
*
* Sends ProertyChanged signals informing that debug timestamp has changed.
*/
void wpas_dbus_signal_debug_timestamp_changed(struct wpa_global *global)
{
wpa_dbus_mark_property_changed(global->dbus, WPAS_DBUS_NEW_PATH,
WPAS_DBUS_NEW_INTERFACE,
"DebugTimestamp");
}
/**
* wpas_dbus_signal_debug_show_keys_changed - Signals change of debug param
* @global: wpa_global structure
*
* Sends ProertyChanged signals informing that debug show_keys has changed.
*/
void wpas_dbus_signal_debug_show_keys_changed(struct wpa_global *global)
{
wpa_dbus_mark_property_changed(global->dbus, WPAS_DBUS_NEW_PATH,
WPAS_DBUS_NEW_INTERFACE,
"DebugShowKeys");
}
static void wpas_dbus_register(struct wpa_dbus_object_desc *obj_desc,
void *priv,
WPADBusArgumentFreeFunction priv_free,
const struct wpa_dbus_method_desc *methods,
const struct wpa_dbus_property_desc *properties,
const struct wpa_dbus_signal_desc *signals)
{
int n;
obj_desc->user_data = priv;
obj_desc->user_data_free_func = priv_free;
obj_desc->methods = methods;
obj_desc->properties = properties;
obj_desc->signals = signals;
for (n = 0; properties && properties->dbus_property; properties++)
n++;
obj_desc->prop_changed_flags = os_zalloc(n);
if (!obj_desc->prop_changed_flags)
wpa_printf(MSG_DEBUG, "dbus: %s: can't register handlers",
__func__);
}
static const struct wpa_dbus_method_desc wpas_dbus_global_methods[] = {
{ "CreateInterface", WPAS_DBUS_NEW_INTERFACE,
(WPADBusMethodHandler) &wpas_dbus_handler_create_interface,
{
{ "args", "a{sv}", ARG_IN },
{ "path", "o", ARG_OUT },
END_ARGS
}
},
{ "RemoveInterface", WPAS_DBUS_NEW_INTERFACE,
(WPADBusMethodHandler) &wpas_dbus_handler_remove_interface,
{
{ "path", "o", ARG_IN },
END_ARGS
}
},
{ "GetInterface", WPAS_DBUS_NEW_INTERFACE,
(WPADBusMethodHandler) &wpas_dbus_handler_get_interface,
{
{ "ifname", "s", ARG_IN },
{ "path", "o", ARG_OUT },
END_ARGS
}
},
{ NULL, NULL, NULL, { END_ARGS } }
};
static const struct wpa_dbus_property_desc wpas_dbus_global_properties[] = {
{ "DebugLevel", WPAS_DBUS_NEW_INTERFACE, "s",
(WPADBusPropertyAccessor) wpas_dbus_getter_debug_level,
(WPADBusPropertyAccessor) wpas_dbus_setter_debug_level,
RW
},
{ "DebugTimestamp", WPAS_DBUS_NEW_INTERFACE, "b",
(WPADBusPropertyAccessor) wpas_dbus_getter_debug_timestamp,
(WPADBusPropertyAccessor) wpas_dbus_setter_debug_timestamp,
RW
},
{ "DebugShowKeys", WPAS_DBUS_NEW_INTERFACE, "b",
(WPADBusPropertyAccessor) wpas_dbus_getter_debug_show_keys,
(WPADBusPropertyAccessor) wpas_dbus_setter_debug_show_keys,
RW
},
{ "Interfaces", WPAS_DBUS_NEW_INTERFACE, "ao",
(WPADBusPropertyAccessor) &wpas_dbus_getter_interfaces,
NULL,
R
},
{ "EapMethods", WPAS_DBUS_NEW_INTERFACE, "as",
(WPADBusPropertyAccessor) wpas_dbus_getter_eap_methods,
NULL,
R
},
{ NULL, NULL, NULL, NULL, NULL, 0 }
};
static const struct wpa_dbus_signal_desc wpas_dbus_global_signals[] = {
{ "InterfaceAdded", WPAS_DBUS_NEW_INTERFACE,
{
{ "path", "o", ARG_OUT },
{ "properties", "a{sv}", ARG_OUT },
END_ARGS
}
},
{ "InterfaceRemoved", WPAS_DBUS_NEW_INTERFACE,
{
{ "path", "o", ARG_OUT },
END_ARGS
}
},
{ "PropertiesChanged", WPAS_DBUS_NEW_INTERFACE,
{
{ "properties", "a{sv}", ARG_OUT },
END_ARGS
}
},
{ NULL, NULL, { END_ARGS } }
};
/**
* wpas_dbus_ctrl_iface_init - Initialize dbus control interface
* @global: Pointer to global data from wpa_supplicant_init()
* Returns: 0 on success or -1 on failure
*
* Initialize the dbus control interface for wpa_supplicantand and start
* receiving commands from external programs over the bus.
*/
int wpas_dbus_ctrl_iface_init(struct wpas_dbus_priv *priv)
{
struct wpa_dbus_object_desc *obj_desc;
int ret;
obj_desc = os_zalloc(sizeof(struct wpa_dbus_object_desc));
if (!obj_desc) {
wpa_printf(MSG_ERROR, "Not enough memory "
"to create object description");
return -1;
}
wpas_dbus_register(obj_desc, priv->global, NULL,
wpas_dbus_global_methods,
wpas_dbus_global_properties,
wpas_dbus_global_signals);
wpa_printf(MSG_DEBUG, "dbus: Register D-Bus object '%s'",
WPAS_DBUS_NEW_PATH);
ret = wpa_dbus_ctrl_iface_init(priv, WPAS_DBUS_NEW_PATH,
WPAS_DBUS_NEW_SERVICE,
obj_desc);
if (ret < 0)
free_dbus_object_desc(obj_desc);
else
priv->dbus_new_initialized = 1;
return ret;
}
/**
* wpas_dbus_ctrl_iface_deinit - Deinitialize dbus ctrl interface for
* wpa_supplicant
* @iface: Pointer to dbus private data from wpas_dbus_init()
*
* Deinitialize the dbus control interface that was initialized with
* wpas_dbus_ctrl_iface_init().
*/
void wpas_dbus_ctrl_iface_deinit(struct wpas_dbus_priv *iface)
{
if (!iface->dbus_new_initialized)
return;
wpa_printf(MSG_DEBUG, "dbus: Unregister D-Bus object '%s'",
WPAS_DBUS_NEW_PATH);
dbus_connection_unregister_object_path(iface->con,
WPAS_DBUS_NEW_PATH);
}
static void wpa_dbus_free(void *ptr)
{
os_free(ptr);
}
static const struct wpa_dbus_property_desc wpas_dbus_network_properties[] = {
{ "Properties", WPAS_DBUS_NEW_IFACE_NETWORK, "a{sv}",
(WPADBusPropertyAccessor) wpas_dbus_getter_network_properties,
(WPADBusPropertyAccessor) wpas_dbus_setter_network_properties,
RW
},
{ "Enabled", WPAS_DBUS_NEW_IFACE_NETWORK, "b",
(WPADBusPropertyAccessor) wpas_dbus_getter_enabled,
(WPADBusPropertyAccessor) wpas_dbus_setter_enabled,
RW
},
{ NULL, NULL, NULL, NULL, NULL, 0 }
};
static const struct wpa_dbus_signal_desc wpas_dbus_network_signals[] = {
{ "PropertiesChanged", WPAS_DBUS_NEW_IFACE_NETWORK,
{
{ "properties", "a{sv}", ARG_OUT },
END_ARGS
}
},
{ NULL, NULL, { END_ARGS } }
};
/**
* wpas_dbus_register_network - Register a configured network with dbus
* @wpa_s: wpa_supplicant interface structure
* @ssid: network configuration data
* Returns: 0 on success, -1 on failure
*
* Registers network representing object with dbus
*/
int wpas_dbus_register_network(struct wpa_supplicant *wpa_s,
struct wpa_ssid *ssid)
{
struct wpas_dbus_priv *ctrl_iface;
struct wpa_dbus_object_desc *obj_desc;
struct network_handler_args *arg;
char net_obj_path[WPAS_DBUS_OBJECT_PATH_MAX];
/* Do nothing if the control interface is not turned on */
if (wpa_s == NULL || wpa_s->global == NULL)
return 0;
ctrl_iface = wpa_s->global->dbus;
if (ctrl_iface == NULL)
return 0;
os_snprintf(net_obj_path, WPAS_DBUS_OBJECT_PATH_MAX,
"%s/" WPAS_DBUS_NEW_NETWORKS_PART "/%u",
wpa_s->dbus_new_path, ssid->id);
wpa_printf(MSG_DEBUG, "dbus: Register network object '%s'",
net_obj_path);
obj_desc = os_zalloc(sizeof(struct wpa_dbus_object_desc));
if (!obj_desc) {
wpa_printf(MSG_ERROR, "Not enough memory "
"to create object description");
goto err;
}
/* allocate memory for handlers arguments */
arg = os_zalloc(sizeof(struct network_handler_args));
if (!arg) {
wpa_printf(MSG_ERROR, "Not enough memory "
"to create arguments for method");
goto err;
}
arg->wpa_s = wpa_s;
arg->ssid = ssid;
wpas_dbus_register(obj_desc, arg, wpa_dbus_free, NULL,
wpas_dbus_network_properties,
wpas_dbus_network_signals);
if (wpa_dbus_register_object_per_iface(ctrl_iface, net_obj_path,
wpa_s->ifname, obj_desc))
goto err;
wpas_dbus_signal_network_added(wpa_s, ssid->id);
return 0;
err:
free_dbus_object_desc(obj_desc);
return -1;
}
/**
* wpas_dbus_unregister_network - Unregister a configured network from dbus
* @wpa_s: wpa_supplicant interface structure
* @nid: network id
* Returns: 0 on success, -1 on failure
*
* Unregisters network representing object from dbus
*/
int wpas_dbus_unregister_network(struct wpa_supplicant *wpa_s, int nid)
{
struct wpas_dbus_priv *ctrl_iface;
char net_obj_path[WPAS_DBUS_OBJECT_PATH_MAX];
int ret;
/* Do nothing if the control interface is not turned on */
if (wpa_s == NULL || wpa_s->global == NULL ||
wpa_s->dbus_new_path == NULL)
return 0;
ctrl_iface = wpa_s->global->dbus;
if (ctrl_iface == NULL)
return 0;
os_snprintf(net_obj_path, WPAS_DBUS_OBJECT_PATH_MAX,
"%s/" WPAS_DBUS_NEW_NETWORKS_PART "/%u",
wpa_s->dbus_new_path, nid);
wpa_printf(MSG_DEBUG, "dbus: Unregister network object '%s'",
net_obj_path);
ret = wpa_dbus_unregister_object_per_iface(ctrl_iface, net_obj_path);
if (!ret)
wpas_dbus_signal_network_removed(wpa_s, nid);
return ret;
}
static const struct wpa_dbus_property_desc wpas_dbus_bss_properties[] = {
{ "SSID", WPAS_DBUS_NEW_IFACE_BSS, "ay",
(WPADBusPropertyAccessor) wpas_dbus_getter_bss_ssid,
NULL,
R
},
{ "BSSID", WPAS_DBUS_NEW_IFACE_BSS, "ay",
(WPADBusPropertyAccessor) wpas_dbus_getter_bss_bssid,
NULL,
R
},
{ "Privacy", WPAS_DBUS_NEW_IFACE_BSS, "b",
(WPADBusPropertyAccessor) wpas_dbus_getter_bss_privacy,
NULL,
R
},
{ "Mode", WPAS_DBUS_NEW_IFACE_BSS, "s",
(WPADBusPropertyAccessor) wpas_dbus_getter_bss_mode,
NULL,
R
},
{ "Signal", WPAS_DBUS_NEW_IFACE_BSS, "n",
(WPADBusPropertyAccessor) wpas_dbus_getter_bss_signal,
NULL,
R
},
{ "Frequency", WPAS_DBUS_NEW_IFACE_BSS, "q",
(WPADBusPropertyAccessor) wpas_dbus_getter_bss_frequency,
NULL,
R
},
{ "Rates", WPAS_DBUS_NEW_IFACE_BSS, "au",
(WPADBusPropertyAccessor) wpas_dbus_getter_bss_rates,
NULL,
R
},
{ "WPA", WPAS_DBUS_NEW_IFACE_BSS, "a{sv}",
(WPADBusPropertyAccessor) wpas_dbus_getter_bss_wpa,
NULL,
R
},
{ "RSN", WPAS_DBUS_NEW_IFACE_BSS, "a{sv}",
(WPADBusPropertyAccessor) wpas_dbus_getter_bss_rsn,
NULL,
R
},
{ "IEs", WPAS_DBUS_NEW_IFACE_BSS, "ay",
(WPADBusPropertyAccessor) wpas_dbus_getter_bss_ies,
NULL,
R
},
{ NULL, NULL, NULL, NULL, NULL, 0 }
};
static const struct wpa_dbus_signal_desc wpas_dbus_bss_signals[] = {
{ "PropertiesChanged", WPAS_DBUS_NEW_IFACE_BSS,
{
{ "properties", "a{sv}", ARG_OUT },
END_ARGS
}
},
{ NULL, NULL, { END_ARGS } }
};
/**
* wpas_dbus_unregister_bss - Unregister a scanned BSS from dbus
* @wpa_s: wpa_supplicant interface structure
* @bssid: scanned network bssid
* @id: unique BSS identifier
* Returns: 0 on success, -1 on failure
*
* Unregisters BSS representing object from dbus
*/
int wpas_dbus_unregister_bss(struct wpa_supplicant *wpa_s,
u8 bssid[ETH_ALEN], unsigned int id)
{
struct wpas_dbus_priv *ctrl_iface;
char bss_obj_path[WPAS_DBUS_OBJECT_PATH_MAX];
/* Do nothing if the control interface is not turned on */
if (wpa_s == NULL || wpa_s->global == NULL)
return 0;
ctrl_iface = wpa_s->global->dbus;
if (ctrl_iface == NULL)
return 0;
os_snprintf(bss_obj_path, WPAS_DBUS_OBJECT_PATH_MAX,
"%s/" WPAS_DBUS_NEW_BSSIDS_PART "/%u",
wpa_s->dbus_new_path, id);
wpa_printf(MSG_DEBUG, "dbus: Unregister BSS object '%s'",
bss_obj_path);
if (wpa_dbus_unregister_object_per_iface(ctrl_iface, bss_obj_path)) {
wpa_printf(MSG_ERROR, "dbus: Cannot unregister BSS object %s",
bss_obj_path);
return -1;
}
wpas_dbus_signal_bss_removed(wpa_s, bss_obj_path);
return 0;
}
/**
* wpas_dbus_register_bss - Register a scanned BSS with dbus
* @wpa_s: wpa_supplicant interface structure
* @bssid: scanned network bssid
* @id: unique BSS identifier
* Returns: 0 on success, -1 on failure
*
* Registers BSS representing object with dbus
*/
int wpas_dbus_register_bss(struct wpa_supplicant *wpa_s,
u8 bssid[ETH_ALEN], unsigned int id)
{
struct wpas_dbus_priv *ctrl_iface;
struct wpa_dbus_object_desc *obj_desc;
char bss_obj_path[WPAS_DBUS_OBJECT_PATH_MAX];
struct bss_handler_args *arg;
/* Do nothing if the control interface is not turned on */
if (wpa_s == NULL || wpa_s->global == NULL)
return 0;
ctrl_iface = wpa_s->global->dbus;
if (ctrl_iface == NULL)
return 0;
os_snprintf(bss_obj_path, WPAS_DBUS_OBJECT_PATH_MAX,
"%s/" WPAS_DBUS_NEW_BSSIDS_PART "/%u",
wpa_s->dbus_new_path, id);
obj_desc = os_zalloc(sizeof(struct wpa_dbus_object_desc));
if (!obj_desc) {
wpa_printf(MSG_ERROR, "Not enough memory "
"to create object description");
goto err;
}
arg = os_zalloc(sizeof(struct bss_handler_args));
if (!arg) {
wpa_printf(MSG_ERROR, "Not enough memory "
"to create arguments for handler");
goto err;
}
arg->wpa_s = wpa_s;
arg->id = id;
wpas_dbus_register(obj_desc, arg, wpa_dbus_free, NULL,
wpas_dbus_bss_properties,
wpas_dbus_bss_signals);
wpa_printf(MSG_DEBUG, "dbus: Register BSS object '%s'",
bss_obj_path);
if (wpa_dbus_register_object_per_iface(ctrl_iface, bss_obj_path,
wpa_s->ifname, obj_desc)) {
wpa_printf(MSG_ERROR,
"Cannot register BSSID dbus object %s.",
bss_obj_path);
goto err;
}
wpas_dbus_signal_bss_added(wpa_s, bss_obj_path);
return 0;
err:
free_dbus_object_desc(obj_desc);
return -1;
}
static const struct wpa_dbus_method_desc wpas_dbus_interface_methods[] = {
{ "Scan", WPAS_DBUS_NEW_IFACE_INTERFACE,
(WPADBusMethodHandler) &wpas_dbus_handler_scan,
{
{ "args", "a{sv}", ARG_IN },
END_ARGS
}
},
{ "Disconnect", WPAS_DBUS_NEW_IFACE_INTERFACE,
(WPADBusMethodHandler) &wpas_dbus_handler_disconnect,
{
END_ARGS
}
},
{ "AddNetwork", WPAS_DBUS_NEW_IFACE_INTERFACE,
(WPADBusMethodHandler) &wpas_dbus_handler_add_network,
{
{ "args", "a{sv}", ARG_IN },
{ "path", "o", ARG_OUT },
END_ARGS
}
},
{ "RemoveNetwork", WPAS_DBUS_NEW_IFACE_INTERFACE,
(WPADBusMethodHandler) &wpas_dbus_handler_remove_network,
{
{ "path", "o", ARG_IN },
END_ARGS
}
},
{ "SelectNetwork", WPAS_DBUS_NEW_IFACE_INTERFACE,
(WPADBusMethodHandler) &wpas_dbus_handler_select_network,
{
{ "path", "o", ARG_IN },
END_ARGS
}
},
{ "AddBlob", WPAS_DBUS_NEW_IFACE_INTERFACE,
(WPADBusMethodHandler) &wpas_dbus_handler_add_blob,
{
{ "name", "s", ARG_IN },
{ "data", "ay", ARG_IN },
END_ARGS
}
},
{ "GetBlob", WPAS_DBUS_NEW_IFACE_INTERFACE,
(WPADBusMethodHandler) &wpas_dbus_handler_get_blob,
{
{ "name", "s", ARG_IN },
{ "data", "ay", ARG_OUT },
END_ARGS
}
},
{ "RemoveBlob", WPAS_DBUS_NEW_IFACE_INTERFACE,
(WPADBusMethodHandler) &wpas_dbus_handler_remove_blob,
{
{ "name", "s", ARG_IN },
END_ARGS
}
},
#ifdef CONFIG_WPS
{ "Start", WPAS_DBUS_NEW_IFACE_WPS,
(WPADBusMethodHandler) &wpas_dbus_handler_wps_start,
{
{ "args", "a{sv}", ARG_IN },
{ "output", "a{sv}", ARG_OUT },
END_ARGS
}
},
#endif /* CONFIG_WPS */
{ NULL, NULL, NULL, { END_ARGS } }
};
static const struct wpa_dbus_property_desc wpas_dbus_interface_properties[] = {
{ "Capabilities", WPAS_DBUS_NEW_IFACE_INTERFACE, "a{sv}",
(WPADBusPropertyAccessor) wpas_dbus_getter_capabilities,
NULL, R
},
{ "State", WPAS_DBUS_NEW_IFACE_INTERFACE, "s",
(WPADBusPropertyAccessor) wpas_dbus_getter_state,
NULL, R
},
{ "Scanning", WPAS_DBUS_NEW_IFACE_INTERFACE, "b",
(WPADBusPropertyAccessor) wpas_dbus_getter_scanning,
NULL, R
},
{ "ApScan", WPAS_DBUS_NEW_IFACE_INTERFACE, "u",
(WPADBusPropertyAccessor) wpas_dbus_getter_ap_scan,
(WPADBusPropertyAccessor) wpas_dbus_setter_ap_scan,
RW
},
{ "Ifname", WPAS_DBUS_NEW_IFACE_INTERFACE, "s",
(WPADBusPropertyAccessor) wpas_dbus_getter_ifname,
NULL, R
},
{ "Driver", WPAS_DBUS_NEW_IFACE_INTERFACE, "s",
(WPADBusPropertyAccessor) wpas_dbus_getter_driver,
NULL, R
},
{ "BridgeIfname", WPAS_DBUS_NEW_IFACE_INTERFACE, "s",
(WPADBusPropertyAccessor) wpas_dbus_getter_bridge_ifname,
NULL, R
},
{ "CurrentBSS", WPAS_DBUS_NEW_IFACE_INTERFACE, "o",
(WPADBusPropertyAccessor) wpas_dbus_getter_current_bss,
NULL, R
},
{ "CurrentNetwork", WPAS_DBUS_NEW_IFACE_INTERFACE, "o",
(WPADBusPropertyAccessor) wpas_dbus_getter_current_network,
NULL, R
},
{ "Blobs", WPAS_DBUS_NEW_IFACE_INTERFACE, "a{say}",
(WPADBusPropertyAccessor) wpas_dbus_getter_blobs,
NULL, R
},
{ "BSSs", WPAS_DBUS_NEW_IFACE_INTERFACE, "ao",
(WPADBusPropertyAccessor) wpas_dbus_getter_bsss,
NULL, R
},
{ "Networks", WPAS_DBUS_NEW_IFACE_INTERFACE, "ao",
(WPADBusPropertyAccessor) wpas_dbus_getter_networks,
NULL, R
},
#ifdef CONFIG_WPS
{ "ProcessCredentials", WPAS_DBUS_NEW_IFACE_WPS, "b",
(WPADBusPropertyAccessor) wpas_dbus_getter_process_credentials,
(WPADBusPropertyAccessor) wpas_dbus_setter_process_credentials,
RW
},
#endif /* CONFIG_WPS */
{ NULL, NULL, NULL, NULL, NULL, 0 }
};
static const struct wpa_dbus_signal_desc wpas_dbus_interface_signals[] = {
{ "ScanDone", WPAS_DBUS_NEW_IFACE_INTERFACE,
{
{ "success", "b", ARG_OUT },
END_ARGS
}
},
{ "BSSAdded", WPAS_DBUS_NEW_IFACE_INTERFACE,
{
{ "path", "o", ARG_OUT },
{ "properties", "a{sv}", ARG_OUT },
END_ARGS
}
},
{ "BSSRemoved", WPAS_DBUS_NEW_IFACE_INTERFACE,
{
{ "path", "o", ARG_OUT },
END_ARGS
}
},
{ "BlobAdded", WPAS_DBUS_NEW_IFACE_INTERFACE,
{
{ "name", "s", ARG_OUT },
END_ARGS
}
},
{ "BlobRemoved", WPAS_DBUS_NEW_IFACE_INTERFACE,
{
{ "name", "s", ARG_OUT },
END_ARGS
}
},
{ "NetworkAdded", WPAS_DBUS_NEW_IFACE_INTERFACE,
{
{ "path", "o", ARG_OUT },
{ "properties", "a{sv}", ARG_OUT },
END_ARGS
}
},
{ "NetworkRemoved", WPAS_DBUS_NEW_IFACE_INTERFACE,
{
{ "path", "o", ARG_OUT },
END_ARGS
}
},
{ "NetworkSelected", WPAS_DBUS_NEW_IFACE_INTERFACE,
{
{ "path", "o", ARG_OUT },
END_ARGS
}
},
{ "PropertiesChanged", WPAS_DBUS_NEW_IFACE_INTERFACE,
{
{ "properties", "a{sv}", ARG_OUT },
END_ARGS
}
},
#ifdef CONFIG_WPS
{ "Event", WPAS_DBUS_NEW_IFACE_WPS,
{
{ "name", "s", ARG_OUT },
{ "args", "a{sv}", ARG_OUT },
END_ARGS
}
},
{ "Credentials", WPAS_DBUS_NEW_IFACE_WPS,
{
{ "credentials", "a{sv}", ARG_OUT },
END_ARGS
}
},
{ "PropertiesChanged", WPAS_DBUS_NEW_IFACE_WPS,
{
{ "properties", "a{sv}", ARG_OUT },
END_ARGS
}
},
#endif /* CONFIG_WPS */
{ NULL, NULL, { END_ARGS } }
};
int wpas_dbus_register_interface(struct wpa_supplicant *wpa_s)
{
struct wpa_dbus_object_desc *obj_desc = NULL;
struct wpas_dbus_priv *ctrl_iface = wpa_s->global->dbus;
int next;
/* Do nothing if the control interface is not turned on */
if (ctrl_iface == NULL)
return 0;
/* Create and set the interface's object path */
wpa_s->dbus_new_path = os_zalloc(WPAS_DBUS_OBJECT_PATH_MAX);
if (wpa_s->dbus_new_path == NULL)
return -1;
next = ctrl_iface->next_objid++;
os_snprintf(wpa_s->dbus_new_path, WPAS_DBUS_OBJECT_PATH_MAX,
WPAS_DBUS_NEW_PATH_INTERFACES "/%u",
next);
obj_desc = os_zalloc(sizeof(struct wpa_dbus_object_desc));
if (!obj_desc) {
wpa_printf(MSG_ERROR, "Not enough memory "
"to create object description");
goto err;
}
wpas_dbus_register(obj_desc, wpa_s, NULL, wpas_dbus_interface_methods,
wpas_dbus_interface_properties,
wpas_dbus_interface_signals);
wpa_printf(MSG_DEBUG, "dbus: Register interface object '%s'",
wpa_s->dbus_new_path);
if (wpa_dbus_register_object_per_iface(ctrl_iface,
wpa_s->dbus_new_path,
wpa_s->ifname, obj_desc))
goto err;
wpas_dbus_signal_interface_added(wpa_s);
return 0;
err:
os_free(wpa_s->dbus_new_path);
wpa_s->dbus_new_path = NULL;
free_dbus_object_desc(obj_desc);
return -1;
}
int wpas_dbus_unregister_interface(struct wpa_supplicant *wpa_s)
{
struct wpas_dbus_priv *ctrl_iface;
/* Do nothing if the control interface is not turned on */
if (wpa_s == NULL || wpa_s->global == NULL)
return 0;
ctrl_iface = wpa_s->global->dbus;
if (ctrl_iface == NULL)
return 0;
wpa_printf(MSG_DEBUG, "dbus: Unregister interface object '%s'",
wpa_s->dbus_new_path);
if (wpa_dbus_unregister_object_per_iface(ctrl_iface,
wpa_s->dbus_new_path))
return -1;
wpas_dbus_signal_interface_removed(wpa_s);
os_free(wpa_s->dbus_new_path);
wpa_s->dbus_new_path = NULL;
return 0;
}