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battery_service_client: finalize client on disconnect

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Matthias Ringwald 2022-05-05 15:01:39 +02:00
parent d25f7218e4
commit 637a996501
1 changed files with 32 additions and 3 deletions
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35
src/ble/gatt-service/battery_service_client.c
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@ -63,6 +63,7 @@
static btstack_linked_list_t clients; static btstack_linked_list_t clients;
static uint16_t battery_service_cid_counter = 0; static uint16_t battery_service_cid_counter = 0;
static btstack_packet_callback_registration_t hci_event_callback_registration;
static void handle_gatt_client_event(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size); static void handle_gatt_client_event(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size);
static void battery_service_poll_timer_start(battery_service_client_t * client); static void battery_service_poll_timer_start(battery_service_client_t * client);
@ -167,7 +168,7 @@ static void battery_service_emit_battery_level(battery_service_client_t * client
static bool battery_service_registered_notification(battery_service_client_t * client, uint16_t service_index){ static bool battery_service_registered_notification(battery_service_client_t * client, uint16_t service_index){
gatt_client_characteristic_t characteristic; gatt_client_characteristic_t characteristic;
// if there are services without notification, register pool timer, // if there are services without notification, register pool timer,
// othervise register for notifications // otherwise register for notifications
characteristic.value_handle = client->services[service_index].value_handle; characteristic.value_handle = client->services[service_index].value_handle;
characteristic.properties = client->services[service_index].properties; characteristic.properties = client->services[service_index].properties;
characteristic.end_handle = client->services[service_index].end_handle; characteristic.end_handle = client->services[service_index].end_handle;
@ -368,7 +369,7 @@ static bool battery_service_client_handle_query_complete(battery_service_client_
return false; return false;
} }
// we are done with quering all services // we are done with querying all services
client->service_index = 0; client->service_index = 0;
#ifdef ENABLE_TESTING_SUPPORT #ifdef ENABLE_TESTING_SUPPORT
@ -551,6 +552,31 @@ static void handle_gatt_client_event(uint8_t packet_type, uint16_t channel, uint
} }
static void handle_hci_event(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
UNUSED(packet_type); // ok: only hci events
UNUSED(channel); // ok: there is no channel
UNUSED(size); // ok: fixed format events read from HCI buffer
hci_con_handle_t con_handle;
battery_service_client_t * client;
switch (hci_event_packet_get_type(packet)) {
case HCI_EVENT_DISCONNECTION_COMPLETE:
con_handle = hci_event_disconnection_complete_get_connection_handle(packet);
client = battery_service_get_client_for_con_handle(con_handle);
if (client){
// finalize
uint16_t cid = client->cid;
battery_service_finalize_client(client);
// TODO: emit disconnected event
UNUSED(cid);
}
break;
default:
break;
}
}
uint8_t battery_service_client_connect(hci_con_handle_t con_handle, btstack_packet_handler_t packet_handler, uint32_t poll_interval_ms, uint16_t * battery_service_cid){ uint8_t battery_service_client_connect(hci_con_handle_t con_handle, btstack_packet_handler_t packet_handler, uint32_t poll_interval_ms, uint16_t * battery_service_cid){
btstack_assert(packet_handler != NULL); btstack_assert(packet_handler != NULL);
@ -603,7 +629,10 @@ uint8_t battery_service_client_read_battery_level(uint16_t battery_service_cid,
return ERROR_CODE_SUCCESS; return ERROR_CODE_SUCCESS;
} }
void battery_service_client_init(void){} void battery_service_client_init(void){
hci_event_callback_registration.callback = &handle_hci_event;
hci_add_event_handler(&hci_event_callback_registration);
}
void battery_service_client_deinit(void){ void battery_service_client_deinit(void){
battery_service_cid_counter = 0; battery_service_cid_counter = 0;