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Reset BLE services on disconnect, do not start advertising if a connection is already established.

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This commit is contained in:
JF 2020-10-28 18:23:09 +01:00
parent cb9e8815d8
commit f90f2254f5
5 changed files with 54 additions and 23 deletions
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13
src/components/ble/AlertNotificationClient.cpp
View file

@ -139,3 +139,16 @@ uint16_t AlertNotificationClient::EndHandle() const {
uint16_t AlertNotificationClient::NewAlerthandle() const {
return newAlertHandle;
}
void AlertNotificationClient::Reset() {
ansStartHandle = 0;
ansEndHandle = 0;
supportedNewAlertCategoryHandle = 0;
supportedUnreadAlertCategoryHandle = 0;
newAlertHandle = 0;
newAlertDescriptorHandle = 0;
newAlertDefHandle = 0;
unreadAlertStatusHandle = 0;
controlPointHandle = 0;
isDiscovered = false;
}

17
src/components/ble/AlertNotificationClient.h
View file

@ -27,6 +27,7 @@ namespace Pinetime {
bool IsDiscovered() const;
uint16_t StartHandle() const;
uint16_t EndHandle() const;
void Reset();
static constexpr const ble_uuid16_t &Uuid() { return ansServiceUuid; }
@ -64,15 +65,15 @@ namespace Pinetime {
.value = controlPointId
};
uint16_t ansStartHandle;
uint16_t ansEndHandle;
uint16_t supportedNewAlertCategoryHandle;
uint16_t supportedUnreadAlertCategoryHandle;
uint16_t newAlertHandle;
uint16_t ansStartHandle = 0;
uint16_t ansEndHandle = 0;
uint16_t supportedNewAlertCategoryHandle = 0;
uint16_t supportedUnreadAlertCategoryHandle = 0;
uint16_t newAlertHandle = 0;
uint16_t newAlertDescriptorHandle = 0;
uint16_t newAlertDefHandle;
uint16_t unreadAlertStatusHandle;
uint16_t controlPointHandle;
uint16_t newAlertDefHandle = 0;
uint16_t unreadAlertStatusHandle = 0;
uint16_t controlPointHandle = 0;
bool isDiscovered = false;
Pinetime::System::SystemTask &systemTask;
Pinetime::Controllers::NotificationManager &notificationManager;

28
src/components/ble/CurrentTimeClient.cpp
View file

@ -32,16 +32,17 @@ bool CurrentTimeClient::OnDiscoveryEvent(uint16_t connectionHandle, const ble_ga
int CurrentTimeClient::OnCharacteristicDiscoveryEvent(uint16_t conn_handle, const ble_gatt_error *error,
const ble_gatt_chr *characteristic) {
if(characteristic == nullptr && error->status == BLE_HS_EDONE) {
NRF_LOG_INFO("CTS Characteristic discovery complete");
return 0;
}
if(characteristic != nullptr && ble_uuid_cmp(((ble_uuid_t*)&currentTimeCharacteristicUuid), &characteristic->uuid.u) == 0) {
NRF_LOG_INFO("CTS Characteristic discovered : 0x%x", characteristic->val_handle);
currentTimeHandle = characteristic->val_handle;
}
if (characteristic == nullptr && error->status == BLE_HS_EDONE) {
NRF_LOG_INFO("CTS Characteristic discovery complete");
return 0;
}
if (characteristic != nullptr && ble_uuid_cmp(((ble_uuid_t *) &currentTimeCharacteristicUuid), &characteristic->uuid.u) == 0) {
NRF_LOG_INFO("CTS Characteristic discovered : 0x%x", characteristic->val_handle);
isCharacteristicDiscovered = true;
currentTimeHandle = characteristic->val_handle;
}
return 0;
}
int CurrentTimeClient::OnCurrentTimeReadResult(uint16_t conn_handle, const ble_gatt_error *error, const ble_gatt_attr *attribute) {
@ -75,3 +76,12 @@ uint16_t CurrentTimeClient::EndHandle() const {
uint16_t CurrentTimeClient::CurrentTimeHandle() const {
return currentTimeHandle;
}
void CurrentTimeClient::Reset() {
isDiscovered = false;
isCharacteristicDiscovered = false;
}
bool CurrentTimeClient::IsCharacteristicDiscovered() const {
return isCharacteristicDiscovered;
}

7
src/components/ble/CurrentTimeClient.h
View file

@ -12,11 +12,13 @@ namespace Pinetime {
public:
explicit CurrentTimeClient(DateTime& dateTimeController);
void Init();
void Reset();
bool OnDiscoveryEvent(uint16_t connectionHandle, const ble_gatt_error *error, const ble_gatt_svc *service);
int OnCharacteristicDiscoveryEvent(uint16_t conn_handle, const ble_gatt_error *error,
const ble_gatt_chr *characteristic);
int OnCurrentTimeReadResult(uint16_t conn_handle, const ble_gatt_error *error, const ble_gatt_attr *attribute);
bool IsDiscovered() const;
bool IsCharacteristicDiscovered() const;
uint16_t StartHandle() const;
uint16_t EndHandle() const;
uint16_t CurrentTimeHandle() const;
@ -46,11 +48,14 @@ namespace Pinetime {
.value = currentTimeCharacteristicId
};
uint16_t currentTimeHandle;
DateTime& dateTimeController;
bool isDiscovered = false;
uint16_t ctsStartHandle;
uint16_t ctsEndHandle;
bool isCharacteristicDiscovered = false;
uint16_t currentTimeHandle;
};
}
}

10
src/components/ble/NimbleController.cpp
View file

@ -108,7 +108,7 @@ void NimbleController::Init() {
}
void NimbleController::StartAdvertising() {
if(ble_gap_adv_active()) return;
if(bleController.IsConnected() || ble_gap_conn_active() || ble_gap_adv_active()) return;
ble_svc_gap_device_name_set(deviceName);
@ -197,6 +197,8 @@ int NimbleController::OnGAPEvent(ble_gap_event *event) {
NRF_LOG_INFO("disconnect; reason=%d", event->disconnect.reason);
/* Connection terminated; resume advertising. */
currentTimeClient.Reset();
alertNotificationClient.Reset();
connectionHandle = BLE_HS_CONN_HANDLE_NONE;
bleController.Disconnect();
StartAdvertising();
@ -289,10 +291,10 @@ int NimbleController::OnDiscoveryEvent(uint16_t i, const ble_gatt_error *error,
int NimbleController::OnCTSCharacteristicDiscoveryEvent(uint16_t connectionHandle, const ble_gatt_error *error,
const ble_gatt_chr *characteristic) {
if(characteristic == nullptr && error->status == BLE_HS_EDONE) {
if(characteristic == nullptr && error->status == BLE_HS_EDONE && currentTimeClient.IsCharacteristicDiscovered()) {
NRF_LOG_INFO("CTS characteristic Discovery complete");
ble_gattc_read(connectionHandle, currentTimeClient.CurrentTimeHandle(), CurrentTimeReadCallback, this);
return 0;
auto res = ble_gattc_read(connectionHandle, currentTimeClient.CurrentTimeHandle(), CurrentTimeReadCallback, this);
return res;
}
return currentTimeClient.OnCharacteristicDiscoveryEvent(connectionHandle, error, characteristic);
}