Create DBus getter/setter for ScanInterval

Enable control of wpa_s->scan_interval via D-Bus. This parameter
controls the delay between successive scans for a suitable AP.

Also, update dbus.doxygen with ScanInterval, and some other
parameters that were undocumented.

Signed-hostap: Mukesh Agrawal <quiche@chromium.org>
This commit is contained in:
Mukesh Agrawal 2012-04-01 18:05:22 +03:00 committed by Jouni Malinen
parent ca8e039fec
commit c6e86b63d2
7 changed files with 113 additions and 4 deletions

View file

@ -351,6 +351,21 @@ fi.w1.wpa_supplicant1.CreateInterface.
<p>Identical to ap_scan entry in %wpa_supplicant configuration file. Possible values are 0, 1 or 2.</p> <p>Identical to ap_scan entry in %wpa_supplicant configuration file. Possible values are 0, 1 or 2.</p>
</li> </li>
<li>
<h3>BSSExpireAge - u - (read/write)</h3>
<p>Identical to bss_expiration_age entry in %wpa_supplicant configuration file.</p>
</li>
<li>
<h3>BSSExpireCount - u - (read/write)</h3>
<p>Identical to bss_expiration_scan_count entry in %wpa_supplicant configuration file.</p>
</li>
<li>
<h3>Country - s - (read/write)</h3>
<p>Identical to country entry in %wpa_supplicant configuration file.</p>
</li>
<li> <li>
<h3>Ifname - s - (read)</h3> <h3>Ifname - s - (read)</h3>
<p>Name of network interface controlled by the interface, e.g., wlan0.</p> <p>Name of network interface controlled by the interface, e.g., wlan0.</p>
@ -390,6 +405,16 @@ fi.w1.wpa_supplicant1.CreateInterface.
<h3>Networks - ao - (read)</h3> <h3>Networks - ao - (read)</h3>
<p>List of D-Bus objects paths representing configured networks.</p> <p>List of D-Bus objects paths representing configured networks.</p>
</li> </li>
<li>
<h3>FastReauth - b - (read/write)</h3>
<p>Identical to fast_reauth entry in %wpa_supplicant configuration file.</p>
</li>
<li>
<h3>ScanInterval - i - (read/write)</h3>
<p>Time (in seconds) between scans for a suitable AP. Must be >= 0.</p>
</li>
</ul> </ul>
\subsection dbus_interface_signals Signals \subsection dbus_interface_signals Signals

View file

@ -2581,10 +2581,7 @@ static int wpa_supplicant_ctrl_iface_scan_interval(
struct wpa_supplicant *wpa_s, char *cmd) struct wpa_supplicant *wpa_s, char *cmd)
{ {
int scan_int = atoi(cmd); int scan_int = atoi(cmd);
if (scan_int < 0) return wpa_supplicant_set_scan_interval(wpa_s, scan_int);
return -1;
wpa_s->scan_interval = scan_int;
return 0;
} }

View file

@ -2559,6 +2559,10 @@ static const struct wpa_dbus_property_desc wpas_dbus_interface_properties[] = {
wpas_dbus_getter_fast_reauth, wpas_dbus_getter_fast_reauth,
wpas_dbus_setter_fast_reauth wpas_dbus_setter_fast_reauth
}, },
{ "ScanInterval", WPAS_DBUS_NEW_IFACE_INTERFACE, "i",
wpas_dbus_getter_scan_interval,
wpas_dbus_setter_scan_interval
},
#ifdef CONFIG_WPS #ifdef CONFIG_WPS
{ "ProcessCredentials", WPAS_DBUS_NEW_IFACE_WPS, "b", { "ProcessCredentials", WPAS_DBUS_NEW_IFACE_WPS, "b",
wpas_dbus_getter_process_credentials, wpas_dbus_getter_process_credentials,

View file

@ -2461,6 +2461,56 @@ dbus_bool_t wpas_dbus_setter_country(DBusMessageIter *iter, DBusError *error,
} }
/**
* wpas_dbus_getter_scan_interval - Get scan interval
* @iter: Pointer to incoming dbus message iter
* @error: Location to store error on failure
* @user_data: Function specific data
* Returns: TRUE on success, FALSE on failure
*
* Getter function for "ScanInterval" property.
*/
dbus_bool_t wpas_dbus_getter_scan_interval(DBusMessageIter *iter,
DBusError *error,
void *user_data)
{
struct wpa_supplicant *wpa_s = user_data;
dbus_int32_t scan_interval = wpa_s->scan_interval;
return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_INT32,
&scan_interval, error);
}
/**
* wpas_dbus_setter_scan_interval - Control scan interval
* @iter: Pointer to incoming dbus message iter
* @error: Location to store error on failure
* @user_data: Function specific data
* Returns: TRUE on success, FALSE on failure
*
* Setter function for "ScanInterval" property.
*/
dbus_bool_t wpas_dbus_setter_scan_interval(DBusMessageIter *iter,
DBusError *error,
void *user_data)
{
struct wpa_supplicant *wpa_s = user_data;
dbus_int32_t scan_interval;
if (!wpas_dbus_simple_property_setter(iter, error, DBUS_TYPE_INT32,
&scan_interval))
return FALSE;
if (wpa_supplicant_set_scan_interval(wpa_s, scan_interval)) {
dbus_set_error_const(error, DBUS_ERROR_FAILED,
"scan_interval must be >= 0");
return FALSE;
}
return TRUE;
}
/** /**
* wpas_dbus_getter_ifname - Get interface name * wpas_dbus_getter_ifname - Get interface name
* @iter: Pointer to incoming dbus message iter * @iter: Pointer to incoming dbus message iter

View file

@ -168,6 +168,14 @@ dbus_bool_t wpas_dbus_getter_country(DBusMessageIter *iter, DBusError *error,
dbus_bool_t wpas_dbus_setter_country(DBusMessageIter *iter, DBusError *error, dbus_bool_t wpas_dbus_setter_country(DBusMessageIter *iter, DBusError *error,
void *user_data); void *user_data);
dbus_bool_t wpas_dbus_getter_scan_interval(DBusMessageIter *iter,
DBusError *error,
void *user_data);
dbus_bool_t wpas_dbus_setter_scan_interval(DBusMessageIter *iter,
DBusError *error,
void *user_data);
dbus_bool_t wpas_dbus_getter_ifname(DBusMessageIter *iter, DBusError *error, dbus_bool_t wpas_dbus_getter_ifname(DBusMessageIter *iter, DBusError *error,
void *user_data); void *user_data);

View file

@ -1782,6 +1782,29 @@ int wpa_supplicant_set_bss_expiration_count(struct wpa_supplicant *wpa_s,
} }
/**
* wpa_supplicant_set_scan_interval - Set scan interval
* @wpa_s: wpa_supplicant structure for a network interface
* @scan_interval: scan interval in seconds
* Returns: 0 if succeed or -1 if scan_interval has an invalid value
*
*/
int wpa_supplicant_set_scan_interval(struct wpa_supplicant *wpa_s,
int scan_interval)
{
if (scan_interval < 0) {
wpa_msg(wpa_s, MSG_ERROR, "Invalid scan interval %d",
scan_interval);
return -1;
}
wpa_msg(wpa_s, MSG_DEBUG, "Setting scan interval: %d sec",
scan_interval);
wpa_s->scan_interval = scan_interval;
return 0;
}
/** /**
* wpa_supplicant_set_debug_params - Set global debug params * wpa_supplicant_set_debug_params - Set global debug params
* @global: wpa_global structure * @global: wpa_global structure

View file

@ -588,6 +588,8 @@ int wpa_supplicant_set_bss_expiration_age(struct wpa_supplicant *wpa_s,
unsigned int expire_age); unsigned int expire_age);
int wpa_supplicant_set_bss_expiration_count(struct wpa_supplicant *wpa_s, int wpa_supplicant_set_bss_expiration_count(struct wpa_supplicant *wpa_s,
unsigned int expire_count); unsigned int expire_count);
int wpa_supplicant_set_scan_interval(struct wpa_supplicant *wpa_s,
int scan_interval);
int wpa_supplicant_set_debug_params(struct wpa_global *global, int wpa_supplicant_set_debug_params(struct wpa_global *global,
int debug_level, int debug_timestamp, int debug_level, int debug_timestamp,
int debug_show_keys); int debug_show_keys);