BLE Library onRead Callback fix and Client disconnect feature (#2913)
* BLEServer::disconnect() * Invoke Read callback first, to make data update possible before read
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@ -378,6 +378,10 @@ void BLECharacteristic::handleGATTServerEvent(
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}
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} else { // read.is_long == false
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if (m_pCallbacks != nullptr) { // If is.long is false then this is the first (or only) request to read data, so invoke the callback
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m_pCallbacks->onRead(this); // Invoke the read callback.
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}
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std::string value = m_value.getValue();
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if (value.length() + 1 > maxOffset) {
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@ -392,10 +396,6 @@ void BLECharacteristic::handleGATTServerEvent(
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rsp.attr_value.offset = 0;
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memcpy(rsp.attr_value.value, value.data(), rsp.attr_value.len);
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}
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if (m_pCallbacks != nullptr) { // If is.long is false then this is the first (or only) request to read data, so invoke the callback
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m_pCallbacks->onRead(this); // Invoke the read callback.
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}
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}
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rsp.attr_value.handle = param->read.handle;
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rsp.attr_value.auth_req = ESP_GATT_AUTH_REQ_NONE;
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@ -412,4 +412,9 @@ void BLEServer::updateConnParams(esp_bd_addr_t remote_bda, uint16_t minInterval,
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conn_params.timeout = timeout; // timeout = 400*10ms = 4000ms
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esp_ble_gap_update_conn_params(&conn_params);
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}
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void BLEServer::disconnect(uint16_t connId) {
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esp_ble_gatts_close(m_gatts_if, connId);
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}
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#endif // CONFIG_BT_ENABLED
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@ -72,6 +72,7 @@ public:
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BLEService* getServiceByUUID(const char* uuid);
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BLEService* getServiceByUUID(BLEUUID uuid);
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bool connect(BLEAddress address);
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void disconnect(uint16_t connId);
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uint16_t m_appId;
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void updateConnParams(esp_bd_addr_t remote_bda, uint16_t minInterval, uint16_t maxInterval, uint16_t latency, uint16_t timeout);
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