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/* Copyright 2014 Samsung Electronics Co., Ltd All Rights Reserved
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdlib.h>
#include <vconf.h>
#include <vconf-keys.h>
#include <glib.h>
#include "geofence_server.h"
#include "server.h"
#include "debug_util.h"
#include "geofence_server_private.h"
#include "geofence_server_db.h"
#include "geofence_server_log.h"
#include "geofence_server_internal.h"
static void emit_wifi_geofence_inout_changed(GeofenceServer *geofence_server, int fence_id, int fence_status)
{
LOGD_GEOFENCE("emit_wifi_geofence_inout_changed");
char *app_id = NULL;
int ret = FENCE_ERR_NONE;
ret = geofence_manager_get_appid_from_geofence(fence_id, &app_id);
if (ret != FENCE_ERR_NONE) {
LOGE("Error getting the app_id for fence id[%d]", fence_id);
return;
}
GeofenceItemData *item_data = __get_item_by_fence_id(fence_id, geofence_server);
if (item_data == NULL) {
LOGD_GEOFENCE("getting item data failed. fence_id [%d]", fence_id);
g_free(app_id);
return;
}
if (fence_status == GEOFENCE_FENCE_STATE_IN) {
if (item_data->common_info.status != GEOFENCE_FENCE_STATE_IN) {
geofence_dbus_server_send_geofence_inout_changed(geofence_server->geofence_dbus_server, app_id, fence_id, item_data->common_info.access_type, GEOFENCE_EMIT_STATE_IN);
item_data->common_info.status = GEOFENCE_FENCE_STATE_IN;
}
} else if (fence_status == GEOFENCE_FENCE_STATE_OUT) {
if (item_data->common_info.status != GEOFENCE_FENCE_STATE_OUT) {
geofence_dbus_server_send_geofence_inout_changed(geofence_server->geofence_dbus_server, app_id, fence_id, item_data->common_info.access_type, GEOFENCE_EMIT_STATE_OUT);
item_data->common_info.status = GEOFENCE_FENCE_STATE_OUT;
}
}
if (app_id)
free(app_id);
}
static bool __check_for_match(char *str1, char *str2)
{
if (g_strrstr(str1, str2) == NULL)
return false;
return true;
}
static void bt_le_scan_result_cb(int result, bt_adapter_le_device_scan_result_info_s *info, void *user_data)
{
int ret = BT_ERROR_NONE;
GeofenceServer *geofence_server = (GeofenceServer *) user_data;
LOGI_GEOFENCE("Current addresses: %s", geofence_server->ble_info);
if (info == NULL) {
LOGI_GEOFENCE("Stopping scan as there is no BLE address found");
ret = bt_adapter_le_stop_scan();
if (ret != BT_ERROR_NONE)
LOGE_GEOFENCE("Unable to stop the BLE scan, error: %d", ret);
return;
}
LOGI_GEOFENCE("Received address: %s", info->remote_address);
if (!g_ascii_strcasecmp(geofence_server->ble_info, "")) {
g_stpcpy(geofence_server->ble_info, info->remote_address);
} else if (!__check_for_match(geofence_server->ble_info, info->remote_address)) { /* If duplicate does not exist */
char *p = g_strjoin(";", geofence_server->ble_info, info->remote_address, NULL);
g_stpcpy(geofence_server->ble_info, p);
g_free(p);
} else {
LOGI_GEOFENCE("Stopping scan. Address: %s already exist in the string %s", info->remote_address, geofence_server->ble_info);
ret = bt_adapter_le_stop_scan();
if (ret != BT_ERROR_NONE)
LOGE_GEOFENCE("Unable to stop the BLE scan, error: %d", ret);
/* Add the string to the database. */
geofence_manager_set_ble_info_to_geofence(geofence_server->connectedTrackingWifiFenceId, geofence_server->ble_info);
}
}
static void emit_wifi_geofence_proximity_changed(GeofenceServer *geofence_server, int fence_id, int fence_proximity_status)
{
FUNC_ENTRANCE_SERVER
LOGD_GEOFENCE("emit_wifi_geofence_proximity_changed");
char *app_id = NULL;
int ret = FENCE_ERR_NONE;
ret = geofence_manager_get_appid_from_geofence(fence_id, &app_id);
if (ret != FENCE_ERR_NONE) {
LOGE("Error getting the app_id for fence id[%d]", fence_id);
return;
}
GeofenceItemData *item_data = __get_item_by_fence_id(fence_id, geofence_server);
if (item_data == NULL) {
LOGD_GEOFENCE("getting item data failed. fence_id [%d]", fence_id);
g_free(app_id);
return;
}
if (fence_proximity_status != item_data->common_info.proximity_status) {
geofence_dbus_server_send_geofence_proximity_changed(geofence_server->geofence_dbus_server, app_id, fence_id, item_data->common_info.access_type, fence_proximity_status, GEOFENCE_PROXIMITY_PROVIDER_WIFI);
if (geofence_server->connectedTrackingWifiFenceId == fence_id) {
if (fence_proximity_status == GEOFENCE_PROXIMITY_IMMEDIATE) {
LOGD_GEOFENCE("WIFI Fence. Scanning for BLE and storing in DB");
g_stpcpy(geofence_server->ble_info, "");
ret = bt_adapter_le_start_scan(bt_le_scan_result_cb, geofence_server);
if (ret != BT_ERROR_NONE)
LOGE_GEOFENCE("Fail to start ble scan. %d", ret);
} else if (item_data->common_info.proximity_status == GEOFENCE_PROXIMITY_IMMEDIATE) { /* Stopping the scan if state changes from imm to somethingelse */
ret = bt_adapter_le_stop_scan();
if (ret != BT_ERROR_NONE)
LOGE_GEOFENCE("Unable to stop the BLE scan/ Stopped already, error: %d", ret);
}
}
item_data->common_info.proximity_status = fence_proximity_status;
}
if (app_id)
free(app_id);
}
void wifi_rssi_level_changed(wifi_rssi_level_e rssi_level, void *user_data)
{
FUNC_ENTRANCE_SERVER
GeofenceServer *geofence_server = (GeofenceServer *) user_data;
g_return_if_fail(geofence_server);
wifi_ap_h ap_h;
char *bssid = NULL;
geofence_proximity_state_e state = GEOFENCE_PROXIMITY_UNCERTAIN;
wifi_error_e rv = WIFI_ERROR_NONE;
LOGI_GEOFENCE("running cnt: %d, connected id: %d", geofence_server->running_wifi_cnt, geofence_server->connectedTrackingWifiFenceId);
if (geofence_server->running_wifi_cnt > 0 && geofence_server->connectedTrackingWifiFenceId != -1) {
rv = wifi_get_connected_ap(&ap_h);
if (rv != WIFI_ERROR_NONE) {
LOGE_GEOFENCE("Fail to get the connected AP: Error - %d", rv);
return;
}
rv = wifi_ap_get_bssid(ap_h, &bssid);
if (rv != WIFI_ERROR_NONE) {
LOGI_GEOFENCE("Fail to get the bssid: [%d]", rv);
} else {
/*Emit the proximity alert here using mConnectedFenceId*/
if (rssi_level == WIFI_RSSI_LEVEL_4)
state = GEOFENCE_PROXIMITY_IMMEDIATE;
else if (rssi_level == WIFI_RSSI_LEVEL_3)
state = GEOFENCE_PROXIMITY_NEAR;
else
state = GEOFENCE_PROXIMITY_FAR;
emit_wifi_geofence_proximity_changed(geofence_server, geofence_server->connectedTrackingWifiFenceId, state);
}
}
}
void wifi_device_state_changed(wifi_device_state_e state, void *user_data)
{
FUNC_ENTRANCE_SERVER
GeofenceServer *geofence_server = (GeofenceServer *) user_data;
g_return_if_fail(geofence_server);
int fence_id = 0;
geofence_type_e fence_type;
GeofenceItemData *item_data = NULL;
GList *fence_list = g_list_first(geofence_server->tracking_list);
for (; fence_list != NULL; fence_list = g_list_next(fence_list)) {
fence_id = GPOINTER_TO_INT(fence_list->data);
item_data = NULL;
item_data = __get_item_by_fence_id(fence_id, geofence_server);
if (item_data == NULL)
continue;
fence_type = item_data->common_info.type;
if (fence_type != GEOFENCE_TYPE_WIFI)
continue;
if (state == WIFI_DEVICE_STATE_DEACTIVATED) {
LOGD_GEOFENCE("Emitted to fence_id [%d] GEOFENCE_FENCE_STATE_OUT", fence_id);
emit_wifi_geofence_inout_changed(geofence_server, fence_id, GEOFENCE_FENCE_STATE_OUT);
emit_wifi_geofence_proximity_changed(geofence_server, fence_id, GEOFENCE_PROXIMITY_UNCERTAIN);
}
}
LOGD_GEOFENCE("exit");
}
void __geofence_check_wifi_matched_bssid(wifi_connection_state_e state, char *bssid, void *user_data)
{
LOGD_GEOFENCE("Comparing the matching bssids");
GeofenceServer *geofence_server = (GeofenceServer *)user_data;
GList *tracking_fences = g_list_first(geofence_server->tracking_list);
int tracking_fence_id = 0;
bssid_info_s *bssid_info = NULL;
geofence_type_e type = -1;
/*Wifi tracking list has to be traversed here*/
while (tracking_fences) {
tracking_fence_id = GPOINTER_TO_INT(tracking_fences->data);
tracking_fences = g_list_next(tracking_fences);
if (FENCE_ERR_NONE != geofence_manager_get_geofence_type(tracking_fence_id, &type)) {
LOGD_GEOFENCE("Error fetching the fence type/ fence does not exist");
return;
}
if (type == GEOFENCE_TYPE_WIFI) {
if (FENCE_ERR_NONE != geofence_manager_get_bssid_info(tracking_fence_id, &bssid_info)) {
LOGD_GEOFENCE("Error fetching the fence bssid info/ fence does not exist");
return;
}
if (!g_ascii_strcasecmp(bssid_info->bssid, bssid) || !g_ascii_strcasecmp(g_strdelimit(bssid_info->bssid, "-", ':'), bssid)) {
LOGI_GEOFENCE("Matched wifi fence: fence_id = %d, bssid = %s", tracking_fence_id, bssid_info->bssid);
if (state == WIFI_CONNECTION_STATE_CONNECTED) {
emit_wifi_geofence_inout_changed(geofence_server, tracking_fence_id, GEOFENCE_FENCE_STATE_IN);
geofence_server->connectedTrackingWifiFenceId = tracking_fence_id;
} else if (state == WIFI_CONNECTION_STATE_DISCONNECTED) {
emit_wifi_geofence_inout_changed(geofence_server, tracking_fence_id, GEOFENCE_FENCE_STATE_OUT);
emit_wifi_geofence_proximity_changed(geofence_server, tracking_fence_id, GEOFENCE_PROXIMITY_UNCERTAIN);
geofence_server->connectedTrackingWifiFenceId = -1;
}
break; /*Because there cannot be two APs connected at the same time*/
}
}
}
}
void wifi_conn_state_changed(wifi_connection_state_e state, wifi_ap_h ap, void *user_data)
{
LOGD_GEOFENCE("wifi_conn_state_changed");
GeofenceServer *geofence_server = (GeofenceServer *)user_data;
char *ap_bssid = NULL;
int rv = 0;
g_return_if_fail(geofence_server);
rv = wifi_ap_get_bssid(ap, &ap_bssid);
if (rv != WIFI_ERROR_NONE) {
LOGD_GEOFENCE("Failed to get the bssid");
return;
}
if (state == WIFI_CONNECTION_STATE_CONNECTED) {
LOGD_GEOFENCE("Wifi connected to [%s].", ap_bssid);
__geofence_check_wifi_matched_bssid(state, ap_bssid, user_data);
} else if (state == WIFI_CONNECTION_STATE_DISCONNECTED) {
LOGD_GEOFENCE("Wifi disconnected with [%s].", ap_bssid);
__geofence_check_wifi_matched_bssid(state, ap_bssid, user_data);
}
}
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