unsigned int pairwise_capa;
unsigned int scan_capa;
unsigned int mode_capa;
+ unsigned int max_scan_ssids;
dbus_bool_t ready;
GSupplicantState state;
dbus_bool_t scanning;
void *data;
};
-struct _GSupplicantNetwork {
- GSupplicantInterface *interface;
- char *path;
- char *group;
- char *name;
- unsigned char ssid[32];
- unsigned int ssid_len;
- dbus_int16_t signal;
- GSupplicantMode mode;
- GSupplicantSecurity security;
- dbus_bool_t wps;
- GHashTable *bss_table;
- GHashTable *config_table;
-};
-
struct g_supplicant_bss {
GSupplicantInterface *interface;
char *path;
dbus_bool_t privacy;
dbus_bool_t psk;
dbus_bool_t ieee8021x;
+ unsigned int wps_capabilities;
+};
+
+struct _GSupplicantNetwork {
+ GSupplicantInterface *interface;
+ char *path;
+ char *group;
+ char *name;
+ unsigned char ssid[32];
+ unsigned int ssid_len;
+ dbus_int16_t signal;
+ dbus_uint16_t frequency;
+ struct g_supplicant_bss *best_bss;
+ GSupplicantMode mode;
+ GSupplicantSecurity security;
+ dbus_bool_t wps;
+ unsigned int wps_capabilities;
+ GHashTable *bss_table;
+ GHashTable *config_table;
};
static inline void debug(const char *format, ...)
callbacks_pointer->network_removed(network);
}
+static void callback_network_changed(GSupplicantNetwork *network,
+ const char *property)
+{
+ if (callbacks_pointer == NULL)
+ return;
+
+ if (callbacks_pointer->network_changed == NULL)
+ return;
+
+ callbacks_pointer->network_changed(network, property);
+}
+
static void remove_interface(gpointer data)
{
GSupplicantInterface *interface = data;
else if (g_strcmp0(key, "Modes") == 0)
supplicant_dbus_array_foreach(iter,
interface_capability_mode, interface);
- else
+ else if (g_strcmp0(key, "MaxScanSSID") == 0) {
+ dbus_int32_t max_scan_ssid;
+
+ dbus_message_iter_get_basic(iter, &max_scan_ssid);
+ interface->max_scan_ssids = max_scan_ssid;
+
+ } else
SUPPLICANT_DBG("key %s type %c",
key, dbus_message_iter_get_arg_type(iter));
}
return interface->mode_capa;
}
+unsigned int g_supplicant_interface_get_max_scan_ssids(
+ GSupplicantInterface *interface)
+{
+ if (interface == NULL)
+ return 0;
+
+ return interface->max_scan_ssids;
+}
+
+static void set_network_enabled(DBusMessageIter *iter, void *user_data)
+{
+ dbus_bool_t enable = *(dbus_bool_t *)user_data;
+
+ dbus_message_iter_append_basic(iter, DBUS_TYPE_BOOLEAN, &enable);
+}
+
+int g_supplicant_interface_enable_selected_network(GSupplicantInterface *interface,
+ dbus_bool_t enable)
+{
+ if (interface == NULL)
+ return -1;
+
+ if (interface->network_path == NULL)
+ return -1;
+
+ SUPPLICANT_DBG(" ");
+ return supplicant_dbus_property_set(interface->network_path,
+ SUPPLICANT_INTERFACE ".Network",
+ "Enabled", DBUS_TYPE_BOOLEAN_AS_STRING,
+ set_network_enabled, NULL, &enable);
+}
+
+dbus_bool_t g_supplicant_interface_get_ready(GSupplicantInterface *interface)
+{
+ if (interface == NULL)
+ return FALSE;
+
+ return interface->ready;
+}
+
GSupplicantInterface *g_supplicant_network_get_interface(
GSupplicantNetwork *network)
{
return network->signal;
}
+dbus_uint16_t g_supplicant_network_get_frequency(GSupplicantNetwork *network)
+{
+ if (network == NULL)
+ return 0;
+
+ return network->frequency;
+}
+
dbus_bool_t g_supplicant_network_get_wps(GSupplicantNetwork *network)
{
if (network == NULL)
return network->wps;
}
+dbus_bool_t g_supplicant_network_is_wps_active(GSupplicantNetwork *network)
+{
+ if (network == NULL)
+ return FALSE;
+
+ if (network->wps_capabilities & G_SUPPLICANT_WPS_CONFIGURED)
+ return TRUE;
+
+ return FALSE;
+}
+
+dbus_bool_t g_supplicant_network_is_wps_pbc(GSupplicantNetwork *network)
+{
+ if (network == NULL)
+ return FALSE;
+
+ if (network->wps_capabilities & G_SUPPLICANT_WPS_PBC)
+ return TRUE;
+
+ return FALSE;
+}
+
+dbus_bool_t g_supplicant_network_is_wps_advertizing(GSupplicantNetwork *network)
+{
+ if (network == NULL)
+ return FALSE;
+
+ if (network->wps_capabilities & G_SUPPLICANT_WPS_REGISTRAR)
+ return TRUE;
+
+ return FALSE;
+}
+
static void merge_network(GSupplicantNetwork *network)
{
GString *str;
static char *create_name(unsigned char *ssid, int ssid_len)
{
- char *name;
- int i;
+ GString *string;
+ const gchar *remainder, *invalid;
+ int valid_bytes, remaining_bytes;
if (ssid_len < 1 || ssid[0] == '\0')
- name = NULL;
- else
- name = g_try_malloc0(ssid_len + 1);
-
- if (name == NULL)
return g_strdup("");
- for (i = 0; i < ssid_len; i++) {
- if (g_ascii_isprint(ssid[i]))
- name[i] = ssid[i];
- else
- name[i] = ' ';
+ string = NULL;
+ remainder = (const gchar *)ssid;
+ remaining_bytes = ssid_len;
+
+ while (remaining_bytes != 0) {
+ if (g_utf8_validate(remainder, remaining_bytes,
+ &invalid) == TRUE) {
+ break;
+ }
+
+ valid_bytes = invalid - remainder;
+
+ if (string == NULL)
+ string = g_string_sized_new(remaining_bytes);
+
+ g_string_append_len(string, remainder, valid_bytes);
+
+ /* append U+FFFD REPLACEMENT CHARACTER */
+ g_string_append(string, "\357\277\275");
+
+ remaining_bytes -= valid_bytes + 1;
+ remainder = invalid + 1;
}
- return name;
+ if (string == NULL)
+ return g_strndup((const gchar *)ssid, ssid_len + 1);
+
+ g_string_append(string, remainder);
+
+ return g_string_free(string, FALSE);
}
static char *create_group(struct g_supplicant_bss *bss)
network->ssid_len = bss->ssid_len;
memcpy(network->ssid, bss->ssid, bss->ssid_len);
network->signal = bss->signal;
+ network->frequency = bss->frequency;
+ network->best_bss = bss;
network->wps = FALSE;
- if ((bss->keymgmt & G_SUPPLICANT_KEYMGMT_WPS) != 0)
+ if ((bss->keymgmt & G_SUPPLICANT_KEYMGMT_WPS) != 0) {
network->wps = TRUE;
+ network->wps_capabilities |= bss->wps_capabilities;
+ }
+
network->bss_table = g_hash_table_new_full(g_str_hash, g_str_equal,
NULL, remove_bss);
callback_network_added(network);
done:
+ if (bss->signal > network->signal) {
+ network->signal = bss->signal;
+ network->best_bss = bss;
+ callback_network_changed(network, "Signal");
+ }
+
g_hash_table_replace(interface->bss_mapping, bss->path, network);
g_hash_table_replace(network->bss_table, bss->path, bss);
const unsigned char WPS_OUI[] = { 0x00, 0x50, 0xf2, 0x04 };
unsigned char *ie, *ie_end;
DBusMessageIter array;
+ unsigned int value;
int ie_len;
#define WMM_WPA1_WPS_INFO 221
#define WPS_INFO_MIN_LEN 6
#define WPS_VERSION_TLV 0x104A
#define WPS_STATE_TLV 0x1044
+#define WPS_METHODS_TLV 0x1012
+#define WPS_REGISTRAR_TLV 0x1041
#define WPS_VERSION 0x10
+#define WPS_PBC 0x04
+#define WPS_PIN 0x00
+#define WPS_CONFIGURED 0x02
dbus_message_iter_recurse(iter, &array);
dbus_message_iter_get_fixed_array(&array, &ie, &ie_len);
SUPPLICANT_DBG("IE: match WPS_OUI");
- if (get_tlv(&ie[6], ie[1],
- WPS_VERSION_TLV) == WPS_VERSION &&
- get_tlv(&ie[6], ie[1],
- WPS_STATE_TLV) != 0)
+ value = get_tlv(&ie[6], ie[1], WPS_STATE_TLV);
+ if (get_tlv(&ie[6], ie[1], WPS_VERSION_TLV) == WPS_VERSION &&
+ value != 0) {
bss->keymgmt |= G_SUPPLICANT_KEYMGMT_WPS;
+
+ if (value == WPS_CONFIGURED)
+ bss->wps_capabilities |=
+ G_SUPPLICANT_WPS_CONFIGURED;
+ }
+
+ value = get_tlv(&ie[6], ie[1], WPS_METHODS_TLV);
+ if (value != 0) {
+ if (GUINT16_FROM_BE(value) == WPS_PBC)
+ bss->wps_capabilities |= G_SUPPLICANT_WPS_PBC;
+ if (GUINT16_FROM_BE(value) == WPS_PIN)
+ bss->wps_capabilities |= G_SUPPLICANT_WPS_PIN;
+ } else
+ bss->wps_capabilities |=
+ G_SUPPLICANT_WPS_PBC | G_SUPPLICANT_WPS_PIN;
+
+ /* If the AP sends this it means it's advertizing
+ * as a registrar and the WPS process is launched
+ * on its side */
+ if (get_tlv(&ie[6], ie[1], WPS_REGISTRAR_TLV) != 0)
+ bss->wps_capabilities |= G_SUPPLICANT_WPS_REGISTRAR;
+
+ SUPPLICANT_DBG("WPS Methods 0x%x", bss->wps_capabilities);
}
}
bss_property, bss);
}
+static void update_signal(gpointer key, gpointer value,
+ gpointer user_data)
+{
+ struct g_supplicant_bss *bss = value;
+ GSupplicantNetwork *network = user_data;
+
+ if (bss->signal > network->signal) {
+ network->signal = bss->signal;
+ network->best_bss = bss;
+ }
+}
+
+static void update_network_signal(GSupplicantNetwork *network)
+{
+ if (g_hash_table_size(network->bss_table) <= 1)
+ return;
+
+ g_hash_table_foreach(network->bss_table,
+ update_signal, network);
+
+ SUPPLICANT_DBG("New network signal %d", network->signal);
+}
+
static void interface_bss_removed(DBusMessageIter *iter, void *user_data)
{
GSupplicantInterface *interface = user_data;
g_hash_table_remove(interface->bss_mapping, path);
g_hash_table_remove(network->bss_table, path);
+ update_network_signal(network);
+
if (g_hash_table_size(network->bss_table) == 0)
g_hash_table_remove(interface->network_table, network->group);
}
return;
supplicant_dbus_property_foreach(iter, bss_property, bss);
+
+ if (bss->signal == network->signal)
+ return;
+
+ /*
+ * If the new signal is lower than the SSID signal, we need
+ * to check for the new maximum.
+ */
+ if (bss->signal < network->signal) {
+ if (bss != network->best_bss)
+ return;
+ network->signal = bss->signal;
+ update_network_signal(network);
+ } else {
+ network->signal = bss->signal;
+ network->best_bss = bss;
+ }
+
+ SUPPLICANT_DBG("New network signal for %s %d dBm", network->ssid, network->signal);
+
+ callback_network_changed(network, "Signal");
}
static void wps_credentials(const char *key, DBusMessageIter *iter,
void *user_data;
};
+struct interface_scan_data {
+ GSupplicantInterface *interface;
+ GSupplicantInterfaceCallback callback;
+ GSupplicantScanParams *scan_params;
+ void *user_data;
+};
+
static void interface_create_property(const char *key, DBusMessageIter *iter,
void *user_data)
{
static void interface_scan_result(const char *error,
DBusMessageIter *iter, void *user_data)
{
- struct interface_data *data = user_data;
+ struct interface_scan_data *data = user_data;
if (error != NULL) {
+ SUPPLICANT_DBG("error %s", error);
+
if (data->callback != NULL)
data->callback(-EIO, data->interface, data->user_data);
} else {
data->interface->scan_data = data->user_data;
}
+ if (data != NULL && data->scan_params != NULL)
+ g_free(data->scan_params);
+
dbus_free(data);
}
+static void add_scan_frequency(DBusMessageIter *iter, unsigned int freq)
+{
+ DBusMessageIter data;
+ unsigned int width = 0; /* Not used by wpa_supplicant atm */
+
+ dbus_message_iter_open_container(iter, DBUS_TYPE_STRUCT, NULL, &data);
+
+ dbus_message_iter_append_basic(&data, DBUS_TYPE_UINT32, &freq);
+ dbus_message_iter_append_basic(&data, DBUS_TYPE_UINT32, &width);
+
+ dbus_message_iter_close_container(iter, &data);
+}
+
+static void add_scan_frequencies(DBusMessageIter *iter,
+ void *user_data)
+{
+ GSupplicantScanParams *scan_data = user_data;
+ unsigned int freq;
+ int i;
+
+ for (i = 0; i < G_SUPPLICANT_MAX_FAST_SCAN; i++) {
+ freq = scan_data->freqs[i];
+ if (!freq)
+ break;
+
+ add_scan_frequency(iter, freq);
+ }
+}
+
+static void append_ssid(DBusMessageIter *iter,
+ const void *ssid, unsigned int len)
+{
+ DBusMessageIter array;
+
+ dbus_message_iter_open_container(iter, DBUS_TYPE_ARRAY,
+ DBUS_TYPE_BYTE_AS_STRING, &array);
+
+ dbus_message_iter_append_fixed_array(&array, DBUS_TYPE_BYTE,
+ &ssid, len);
+ dbus_message_iter_close_container(iter, &array);
+}
+
+static void append_ssids(DBusMessageIter *iter, void *user_data)
+{
+ GSupplicantScanParams *scan_data = user_data;
+ int i;
+
+ for (i = 0; i < scan_data->num_ssids; i++)
+ append_ssid(iter, scan_data->ssids[i].ssid,
+ scan_data->ssids[i].ssid_len);
+}
+
+static void supplicant_add_scan_frequency(DBusMessageIter *dict,
+ supplicant_dbus_array_function function,
+ void *user_data)
+{
+ GSupplicantScanParams *scan_params = user_data;
+ DBusMessageIter entry, value, array;
+ const char *key = "Channels";
+
+ if (scan_params->freqs[0] != 0) {
+ dbus_message_iter_open_container(dict, DBUS_TYPE_DICT_ENTRY,
+ NULL, &entry);
+
+ dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
+
+ dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
+ DBUS_TYPE_ARRAY_AS_STRING
+ DBUS_STRUCT_BEGIN_CHAR_AS_STRING
+ DBUS_TYPE_UINT32_AS_STRING
+ DBUS_TYPE_UINT32_AS_STRING
+ DBUS_STRUCT_END_CHAR_AS_STRING,
+ &value);
+
+ dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
+ DBUS_STRUCT_BEGIN_CHAR_AS_STRING
+ DBUS_TYPE_UINT32_AS_STRING
+ DBUS_TYPE_UINT32_AS_STRING
+ DBUS_STRUCT_END_CHAR_AS_STRING,
+ &array);
+
+ if (function)
+ function(&array, user_data);
+
+ dbus_message_iter_close_container(&value, &array);
+ dbus_message_iter_close_container(&entry, &value);
+ dbus_message_iter_close_container(dict, &entry);
+ }
+}
+
static void interface_scan_params(DBusMessageIter *iter, void *user_data)
{
DBusMessageIter dict;
const char *type = "passive";
+ struct interface_scan_data *data = user_data;
supplicant_dbus_dict_open(iter, &dict);
- supplicant_dbus_dict_append_basic(&dict, "Type",
- DBUS_TYPE_STRING, &type);
+ if (data && data->scan_params) {
+ type = "active";
+
+ supplicant_dbus_dict_append_basic(&dict, "Type",
+ DBUS_TYPE_STRING, &type);
+
+ supplicant_dbus_dict_append_array(&dict, "SSIDs",
+ DBUS_TYPE_STRING,
+ append_ssids,
+ data->scan_params);
+
+ supplicant_add_scan_frequency(&dict, add_scan_frequencies,
+ data->scan_params);
+ } else
+ supplicant_dbus_dict_append_basic(&dict, "Type",
+ DBUS_TYPE_STRING, &type);
supplicant_dbus_dict_close(iter, &dict);
}
int g_supplicant_interface_scan(GSupplicantInterface *interface,
+ GSupplicantScanParams *scan_data,
GSupplicantInterfaceCallback callback,
void *user_data)
{
- struct interface_data *data;
+ struct interface_scan_data *data;
+ int ret;
if (interface == NULL)
return -EINVAL;
data->interface = interface;
data->callback = callback;
data->user_data = user_data;
+ data->scan_params = scan_data;
- return supplicant_dbus_method_call(interface->path,
+ ret = supplicant_dbus_method_call(interface->path,
SUPPLICANT_INTERFACE ".Interface", "Scan",
interface_scan_params, interface_scan_result, data);
+
+ if (ret < 0)
+ dbus_free(data);
+
+ return ret;
}
static int parse_supplicant_error(DBusMessageIter *iter)
int err = -ECANCELED;
char *key;
+ /* If the given passphrase is malformed wpa_s returns
+ * "invalid message format" but this error should be interpreted as
+ * invalid-key.
+ */
while (dbus_message_iter_get_arg_type(iter) == DBUS_TYPE_STRING) {
dbus_message_iter_get_basic(iter, &key);
- if (strncmp(key, "psk", 4) == 0 ||
- strncmp(key, "wep_key", 7) == 0) {
+ if (strncmp(key, "psk", 3) == 0 ||
+ strncmp(key, "wep_key", 7) == 0 ||
+ strcmp(key, "invalid message format") == 0) {
err = -ENOKEY;
break;
}
supplicant_dbus_dict_append_basic(&dict, "frequency",
DBUS_TYPE_UINT32, &ssid->freq);
+ if (ssid->bgscan != NULL)
+ supplicant_dbus_dict_append_basic(&dict, "bgscan",
+ DBUS_TYPE_STRING, &ssid->bgscan);
+
add_network_mode(&dict, ssid);
add_network_security(&dict, ssid);
callback_system_killed();
if (interface_table != NULL) {
- g_hash_table_foreach(interface_table,
+ g_hash_table_foreach(interface_table,
unregister_remove_interface, NULL);
g_hash_table_destroy(interface_table);
interface_table = NULL;
projects / platform / upstream / connman.git / blobdiff