Added feature : notification of GATT char Changed Value
[platform/core/connectivity/bluetooth-frwk.git] / bt-oal / bluez_hal / src / bt-hal-event-receiver.c
index 4adffbe..a634552 100644 (file)
@@ -38,6 +38,7 @@
 #include "bt-hal-agent.h"
 #include "bt-hal-adapter-le.h"
 #include "bt-hal-gatt-server.h"
+#include "bt-hal-gatt-client.h"
 
 #define BASELEN_PROP_CHANGED (sizeof(struct hal_ev_adapter_props_changed) \
                + sizeof(struct hal_property))
@@ -100,6 +101,7 @@ static void __bt_hal_send_av_connection_state_event(gboolean connected, const ch
 static void __bt_hal_send_a2dp_sink_connection_state_event(gboolean connected, const char *address);
 static void __bt_hal_send_avrcp_ctrl_connection_state_event(gboolean connected, const char *address);
 static void __bt_hal_handle_avrcp_ctrl_events(GVariant *msg, const char *member, const char *path);
+static void __bt_hal_handle_avrcp_transport_events(GVariant *msg, const char *member, const char *path);
 
 static void __bt_hal_send_device_trust_state_event(gboolean is_trusted, const char *address);
 static int __bt_hal_register_audio_subscribe_signal(GDBusConnection *conn, int subscribe);
@@ -202,7 +204,7 @@ static void __bt_hal_adapter_property_changed_event(GVariant *msg)
        unsigned int scan_mode = BT_SCAN_MODE_NONE;
        unsigned int disc_timeout;
        const gchar *version;
-       const gboolean ipsp_initialized;
+       gboolean ipsp_initialized;
        gboolean powered;
        gboolean pairable;
        unsigned int pairable_timeout;
@@ -432,18 +434,31 @@ static void __bt_hal_adapter_property_changed_event(GVariant *msg)
                        char *val = NULL;
                        GVariantIter *iter = NULL;
                        g_variant_get(value, "as", &iter);
+                       bt_local_le_features_t le_features;
+                       gboolean le_features_present = FALSE;
 
                        if (iter == NULL)
                                continue;
 
+                       memset(&le_features, 0x00, sizeof(le_features));
+
                        while (g_variant_iter_next(iter, "&s", &name) &&
-                               g_variant_iter_next(iter, "&s", &val)) {
+                                       g_variant_iter_next(iter, "&s", &val)) {
                                DBG("name = %s, Value = %s", name, val);
-                               if (FALSE == _bt_hal_update_le_feature_support(name, val))
+                               if (FALSE == _bt_hal_update_le_feature_support(name, val, &le_features))
                                        ERR("Failed to update LE feature (name = %s, value = %s)", name, val);
+                               else
+                                       le_features_present = TRUE;
                        }
 
                        g_variant_iter_free(iter);
+                       if (le_features_present) {
+                               size += __bt_insert_hal_properties(buf + size,
+                                               HAL_PROP_ADAPTER_LOCAL_LE_FEAT, sizeof(le_features), &le_features);
+                               ev->num_props++;
+                       } else {
+                               DBG("le supported features values are NOT provided by Stack");
+                       }
                } else if (!g_strcmp0(key, "IpspInitStateChanged")) {
                        g_variant_get(value, "b" , &ipsp_initialized);
                        DBG("##IPSP Initialized = %d", ipsp_initialized);
@@ -463,7 +478,7 @@ static void __bt_hal_adapter_property_changed_event(GVariant *msg)
                DBG("Send Adapter properties changed event to HAL user, Num Prop [%d] total size [%d]", ev->num_props, size);
                event_cb(HAL_EV_ADAPTER_PROPS_CHANGED, buf, size);
        }
-       g_variant_unref(value);
+
        DBG("-");
 }
 
@@ -590,7 +605,7 @@ static gboolean __bt_hal_parse_device_properties(GVariant *item)
 
                        ev->num_props++;
                        DBG("Device address [%s] property Num [%d]", address, ev->num_props);
-
+                       g_free(address);
                } else if (strcasecmp(key, "Class") == 0) {
                        unsigned int class = g_variant_get_uint32(val);
                        size += __bt_insert_hal_properties(buf + size, HAL_PROP_DEVICE_CLASS,
@@ -605,8 +620,9 @@ static gboolean __bt_hal_parse_device_properties(GVariant *item)
                                ev->num_props++;
                                DBG("Device Name [%s] Property num [%d]", name, ev->num_props);
                        }
+                       g_free(name);
                } else if (strcasecmp(key, "Connected") == 0) {
-                       unsigned int connected = g_variant_get_uint32(val);
+                       unsigned int connected = g_variant_get_byte(val);
 
                        size += __bt_insert_hal_properties(buf + size, HAL_PROP_DEVICE_CONNECTED,
                                        sizeof(unsigned int), &connected);
@@ -676,9 +692,9 @@ static gboolean __bt_hal_parse_device_properties(GVariant *item)
                                g_free(uuid_value);
                        }
 
-               } else if (strcasecmp(key, "ManufacturerDataLen") == 0) {
+               } else if (strcasecmp(key, "LegacyManufacturerDataLen") == 0) {
                        /* TODO: To be handled later*/
-               } else if (strcasecmp(key, "ManufacturerData") == 0) {
+               } else if (strcasecmp(key, "LegacyManufacturerData") == 0) {
                        /* TODO: To be handled later*/
                } else {
                        ERR("Unhandled Property:[%s]", key);
@@ -746,9 +762,18 @@ static void __bt_hal_handle_property_changed_event(GVariant *msg, const char *ob
 {
        char *interface_name = NULL;
        GVariant *val = NULL;
+       DBG("+");
 
        g_variant_get(msg, "(&s@a{sv}@as)", &interface_name, &val, NULL);
 
+       if (!interface_name) {
+               DBG("Failed to get interface name");
+
+               if (val)
+                       g_variant_unref(val);
+               return;
+       }
+
        if (strcasecmp(interface_name, BT_HAL_ADAPTER_INTERFACE) == 0) {
                DBG("Event: Property Changed: Interface: BT_HAL_ADAPTER_INTERFACE");
                __bt_hal_adapter_property_changed_event(val);
@@ -765,6 +790,9 @@ static void __bt_hal_handle_property_changed_event(GVariant *msg, const char *ob
        } else if (strcasecmp(interface_name, BT_HAL_PLAYER_CONTROL_INTERFACE) == 0) {
                DBG("Event: Property Changed: Interface: BT_HAL_PLAYER_CONTROL_INTERFACE");
                __bt_hal_handle_avrcp_ctrl_events(val, NULL, object_path);
+       } else if (strcasecmp(interface_name, BT_HAL_MEDIATRANSPORT_INTERFACE) == 0) {
+               DBG("Event: Property Changed: Interface: BT_HAL_MEDIATRANSPORT_INTERFACE");
+               __bt_hal_handle_avrcp_transport_events(val, NULL, object_path);
        } else if (strcasecmp(interface_name, BT_HAL_NETWORK_CLIENT_INTERFACE) == 0) {
                DBG("Event: Property Changed: Interface: BT_HAL_NETWORK_CLIENT_INTERFACE");
                /* TODO: Handle event */
@@ -878,6 +906,36 @@ static gboolean __bt_hal_parse_interface(GVariant *msg)
        return FALSE;
 }
 
+void __bt_hal_handle_gatt_char_event(GVariant *parameters, const char *signal_name)
+{
+       DBG("+");
+
+       if (signal_name == NULL)
+               return;
+
+       if (strcasecmp(signal_name, "GattValueChanged") == 0) {
+               DBG("GattValueChanged event received");
+
+               int result = 0;
+               const char *char_handle = NULL;
+               GVariant *char_value_var = NULL;
+               int len = 0;
+               char *char_value = NULL;
+
+               g_variant_get(parameters, "(i&s@ay)", &result, &char_handle, &char_value_var);
+               DBG("char handle: %s", char_handle);
+
+               len = g_variant_get_size(char_value_var);
+               if (len > 0)
+                       char_value = (char *)g_variant_get_data(char_value_var);
+
+               _bt_hal_handle_gattc_value_changed_event(result, char_handle, char_value, len);
+
+               g_variant_unref(char_value_var);
+       }
+}
+
+
 static gboolean __bt_hal_event_manager(gpointer data)
 {
        bt_hal_event_type_t bt_event = 0x00;
@@ -892,6 +950,11 @@ static gboolean __bt_hal_event_manager(gpointer data)
 
                g_variant_get(param->parameters, "(&o@a{sa{sv}})", &obj_path, &value);
 
+               if (obj_path == NULL) {
+                       DBG("obj_path is NULL");
+                       return FALSE;
+               }
+
                if (strcasecmp(obj_path, BT_HAL_BLUEZ_HCI_PATH) == 0) {
                        /* TODO: Handle adapter added */
                        DBG("Manager Event: Signal Name: InterfiacesAdded: Adapter added in bluetoothd: path [hci0]");
@@ -949,6 +1012,7 @@ static gboolean __bt_hal_event_manager(gpointer data)
                g_free(current);
 
        } else if (g_strcmp0(param->interface_name, BT_HAL_PROPERTIES_INTERFACE) == 0) {
+               DBG("Manager Event: Interface Name: BT_HAL_PROPERTIES_INTERFACE");
                __bt_hal_handle_property_changed_event(param->parameters, param->object_path);
        } else if (g_strcmp0(param->interface_name, BT_HAL_ADAPTER_INTERFACE) == 0) {
                DBG("Manager Event: Interface Name: BT_HAL_ADAPTER_INTERFACE");
@@ -974,8 +1038,15 @@ static gboolean __bt_hal_event_manager(gpointer data)
        } else if (g_strcmp0(param->interface_name, BT_HAL_PLAYER_CONTROL_INTERFACE) == 0) {
                DBG("Manager Event: Interface Name: BT_HAL_PLAYER_CONTROL_INTERFACE");
                __bt_hal_handle_avrcp_ctrl_events(param->parameters, param->signal_name, param->object_path);
+       } else if (g_strcmp0(param->interface_name, BT_HAL_MEDIATRANSPORT_INTERFACE) == 0) {
+               DBG("Manager Event: Interface Name: BT_HAL_MEDIATRANSPORT_INTERFACE");
+               __bt_hal_handle_avrcp_transport_events(param->parameters, param->signal_name, param->object_path);
+       } else if (g_strcmp0(param->interface_name, BT_HAL_GATT_CHAR_INTERFACE) == 0) {
+               DBG("Manager Event: Interface Name: BT_HAL_GATT_CHAR_INTERFACE");
+               __bt_hal_handle_gatt_char_event(param->parameters, param->signal_name);
        }
 
+
        /* Free data */
        g_free(param->sender_name);
        g_free(param->object_path);
@@ -1221,6 +1292,34 @@ static int __bt_hal_register_input_subscribe_signal(GDBusConnection *conn, int s
        return 0;
 }
 
+static int __bt_hal_register_gatt_subscribe_signal(GDBusConnection *conn,
+               int subscribe)
+{
+       static int subs_gatt_id = -1;
+
+       DBG("+");
+
+       if (subscribe) {
+               if (subs_gatt_id == -1) {
+                       subs_gatt_id = g_dbus_connection_signal_subscribe(conn,
+                                       NULL, BT_HAL_GATT_CHAR_INTERFACE,
+                                       NULL, NULL, NULL, 0,
+                                       __bt_hal_manager_event_filter,
+                                       NULL, NULL);
+               }
+       } else {
+               if (subs_gatt_id == -1) {
+                       g_dbus_connection_signal_unsubscribe(conn,
+                                       subs_gatt_id);
+                       subs_gatt_id = -1;
+               }
+       }
+
+       return BT_HAL_ERROR_NONE;
+}
+
+
+
 static int __bt_hal_register_service_event(GDBusConnection *g_conn, int event_type)
 {
        DBG("+");
@@ -1242,6 +1341,9 @@ static int __bt_hal_register_service_event(GDBusConnection *g_conn, int event_ty
        case BT_HAL_HEADSET_EVENT:
                 __bt_hal_register_audio_subscribe_signal(g_conn, TRUE);
                break;
+       case BT_HAL_GATT_EVENT:
+               __bt_hal_register_gatt_subscribe_signal(g_conn, TRUE);
+               break;
        default:
                INFO_C("Register Event: event_type [%d]", event_type);
                return BT_HAL_ERROR_NOT_SUPPORT;
@@ -1317,6 +1419,9 @@ static int __bt_hal_initialize_manager_receiver(void)
        if (__bt_hal_register_service_event(manager_conn,
                                BT_HAL_HEADSET_EVENT) != BT_HAL_ERROR_NONE)
                goto fail;
+       if (__bt_hal_register_service_event(manager_conn,
+                               BT_HAL_GATT_EVENT) != BT_HAL_ERROR_NONE)
+               goto fail;
        return BT_HAL_ERROR_NONE;
 fail:
        if (manager_conn) {
@@ -1377,6 +1482,7 @@ static void __bt_hal_device_property_changed_event(GVariant *msg, const char *pa
                        DBG("@@gatt_connected: %d", gatt_connected);
                        DBG("@@address: %s", address);
                        _bt_hal_gatt_connected_state_event(gatt_connected, address);
+                       _bt_hal_handle_gattc_connected_event(address, gatt_connected);
                        g_free(address);
                } else if (!g_strcmp0(key, "Paired")) {
                        gboolean paired = FALSE;
@@ -1544,7 +1650,8 @@ static void __bt_hal_device_properties_lookup(GVariant *result, char *address)
                size += __bt_insert_hal_properties(buf + size, HAL_PROP_DEVICE_CLASS,
                                sizeof(unsigned int), &class);
                ev->num_props++;
-               g_variant_unref(tmp_value);
+               if (tmp_value)
+                       g_variant_unref(tmp_value);
 
 
                /* Connected */
@@ -1554,7 +1661,8 @@ static void __bt_hal_device_properties_lookup(GVariant *result, char *address)
                                sizeof(unsigned int), &connected);
                ev->num_props++;
                DBG("Device connected [%u] Property num [%d]", connected,  ev->num_props);
-               g_variant_unref(tmp_value);
+               if (tmp_value)
+                       g_variant_unref(tmp_value);
 
                /* Trust */
                tmp_value = g_variant_lookup_value(value, "Trusted",  G_VARIANT_TYPE_BOOLEAN);
@@ -1563,7 +1671,8 @@ static void __bt_hal_device_properties_lookup(GVariant *result, char *address)
                                sizeof(uint8_t), &trust);
                ev->num_props++;
                DBG("Device trusted [%d] Property num [%d]", trust, ev->num_props);
-               g_variant_unref(tmp_value);
+               if (tmp_value)
+                       g_variant_unref(tmp_value);
 
                /* Paired */
                tmp_value = g_variant_lookup_value(value, "Paired",  G_VARIANT_TYPE_BOOLEAN);
@@ -1573,7 +1682,8 @@ static void __bt_hal_device_properties_lookup(GVariant *result, char *address)
                                sizeof(uint8_t), &paired);
                ev->num_props++;
                DBG("Device Paired [%d] Property num [%d]", paired, ev->num_props);
-               g_variant_unref(tmp_value);
+               if (tmp_value)
+                       g_variant_unref(tmp_value);
 
                /* RSSI*/
                tmp_value = g_variant_lookup_value(value, "RSSI", G_VARIANT_TYPE_INT32);
@@ -1582,12 +1692,14 @@ static void __bt_hal_device_properties_lookup(GVariant *result, char *address)
                                sizeof(int), &rssi);
                ev->num_props++;
                DBG("Device RSSI [%d] Property num [%d]", rssi, ev->num_props);
-               g_variant_unref(tmp_value);
+               if (tmp_value)
+                       g_variant_unref(tmp_value);
 
                /* Last Addr Type */
                tmp_value = g_variant_lookup_value(value, "LastAddrType", G_VARIANT_TYPE_UINT32);
                unsigned int addr_type = tmp_value ? g_variant_get_uint32(tmp_value) : 0;
-               g_variant_unref(tmp_value);
+               if (tmp_value)
+                       g_variant_unref(tmp_value);
                DBG("Device Last Address Type [0x%x]", addr_type);
 
                /* Is Alias Set */
@@ -1597,7 +1709,8 @@ static void __bt_hal_device_properties_lookup(GVariant *result, char *address)
                                        sizeof(uint8_t), &is_alias_set);
                ev->num_props++;
                DBG("IsAliasSet: [%s], Property num [%d]", (is_alias_set ? "TRUE" : "FALSE"), ev->num_props);
-               g_variant_unref(tmp_value);
+               if (tmp_value)
+                       g_variant_unref(tmp_value);
 
                /* UUID's */
                tmp_value = g_variant_lookup_value(value, "UUIDs", G_VARIANT_TYPE_STRING_ARRAY);
@@ -1641,21 +1754,22 @@ static void __bt_hal_device_properties_lookup(GVariant *result, char *address)
                }
                g_variant_unref(tmp_value);
 
-               /* ManufacturerDataLen */
-               tmp_value = g_variant_lookup_value(value, "ManufacturerDataLen", G_VARIANT_TYPE_UINT32);
+               /* LegacyManufacturerDataLen */
+               tmp_value = g_variant_lookup_value(value, "LegacyManufacturerDataLen", G_VARIANT_TYPE_UINT32);
                unsigned int manufacturer_data_len = tmp_value ? g_variant_get_uint32(tmp_value) : 0;
                if (manufacturer_data_len > BT_HAL_MANUFACTURER_DATA_LENGTH_MAX) {
                        ERR("manufacturer_data_len is too long(len = %d)", manufacturer_data_len);
                        manufacturer_data_len = BT_HAL_MANUFACTURER_DATA_LENGTH_MAX;
                }
-               g_variant_unref(tmp_value);
+               if (tmp_value)
+                       g_variant_unref(tmp_value);
                /*size += __bt_insert_hal_properties(buf + size, HAL_PROP_DEVICE_MANUFACTURER_DATA_LEN,
                  sizeof(unsigned int), &manufacturer_data_len);
                  ev->num_props++;*/
-               DBG("Device Manufacturer data length [%u]", manufacturer_data_len);
+               DBG("Device Legacy Manufacturer data length [%u]", manufacturer_data_len);
 
                /* ManufacturerData */
-               tmp_value = g_variant_lookup_value(value, "ManufacturerData", G_VARIANT_TYPE_BYTESTRING);
+               tmp_value = g_variant_lookup_value(value, "LegacyManufacturerData", G_VARIANT_TYPE_BYTESTRING);
                manufacturer_data = value ? (gchar *)g_variant_get_bytestring(tmp_value) : NULL;
                if (manufacturer_data) {
                        if (manufacturer_data_len > 0) {
@@ -1665,7 +1779,8 @@ static void __bt_hal_device_properties_lookup(GVariant *result, char *address)
                                ev->num_props++;
                        }
                }
-               g_variant_unref(tmp_value);
+               if (tmp_value)
+                       g_variant_unref(tmp_value);
 
                /* Address */
                uint8_t bdaddr[6];
@@ -2238,6 +2353,54 @@ static void __bt_hal_handle_avrcp_ctrl_events(GVariant *msg, const char *member,
        g_variant_unref(value);
 }
 
+static void __bt_hal_handle_avrcp_transport_events(GVariant *msg, const char *member,
+               const char *path)
+{
+       const char *property = NULL;
+       GVariant *value = NULL;
+       GVariantIter iter;
+       char address[BT_HAL_ADDRESS_STRING_SIZE];
+       DBG("+");
+
+       if (!msg) {
+               ERR("Error returned in method call\n");
+               return;
+       }
+
+       if (!avrcp_tg_event_cb) {
+               ERR("AVRCP target DBUS handler callback not registered");
+               return;
+       }
+
+       g_variant_iter_init(&iter, msg);
+
+       _bt_hal_convert_device_path_to_address(path, address);
+
+       while (g_variant_iter_loop(&iter, "{sv}", &property, &value)) {
+               DBG("Property = %s \n", property);
+               if ((strcasecmp(property, "Delay") == 0)) {
+                       struct hal_ev_avrcp_tg_delay_changed ev;
+                       uint16_t val;
+
+                       memset(&ev, 0, sizeof(ev));
+                       _bt_hal_convert_addr_string_to_type(ev.bdaddr, address);
+
+                       val = g_variant_get_uint16(value);
+                       DBG("Value : %d", val);
+                       ev.value = val;
+
+                       /* Send event to application */
+                       avrcp_tg_event_cb(HAL_EV_AVRCP_TG_DELAY_CHANGE, &ev, sizeof(ev));
+               } else {
+                       DBG("Property not handled");
+               }
+       }
+
+       DBG("-");
+       g_free((char *)property);
+       g_variant_unref(value);
+}
+
 /* A2DP Src Role(Remote:Sink) Events */
 static void __bt_hal_send_av_connection_state_event(gboolean connected, const char *address)
 {