Speed up uuid parsing when fetching the service list (#4121)

This commit is contained in:
J. Nick Koston 2022-11-29 11:11:48 -10:00 committed by GitHub
parent c55e01ff3f
commit 027284c29c
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23

View File

@ -12,6 +12,18 @@ namespace bluetooth_proxy {
static const char *const TAG = "bluetooth_proxy";
static const int DONE_SENDING_SERVICES = -2;
std::vector<uint64_t> get_128bit_uuid_vec(esp_bt_uuid_t uuid_source) {
esp_bt_uuid_t uuid = espbt::ESPBTUUID::from_uuid(uuid_source).as_128bit().get_uuid();
return std::vector<uint64_t>{((uint64_t) uuid.uuid.uuid128[15] << 56) | ((uint64_t) uuid.uuid.uuid128[14] << 48) |
((uint64_t) uuid.uuid.uuid128[13] << 40) | ((uint64_t) uuid.uuid.uuid128[12] << 32) |
((uint64_t) uuid.uuid.uuid128[11] << 24) | ((uint64_t) uuid.uuid.uuid128[10] << 16) |
((uint64_t) uuid.uuid.uuid128[9] << 8) | ((uint64_t) uuid.uuid.uuid128[8]),
((uint64_t) uuid.uuid.uuid128[7] << 56) | ((uint64_t) uuid.uuid.uuid128[6] << 48) |
((uint64_t) uuid.uuid.uuid128[5] << 40) | ((uint64_t) uuid.uuid.uuid128[4] << 32) |
((uint64_t) uuid.uuid.uuid128[3] << 24) | ((uint64_t) uuid.uuid.uuid128[2] << 16) |
((uint64_t) uuid.uuid.uuid128[1] << 8) | ((uint64_t) uuid.uuid.uuid128[0])};
}
BluetoothProxy::BluetoothProxy() { global_bluetooth_proxy = this; }
bool BluetoothProxy::parse_device(const esp32_ble_tracker::ESPBTDevice &device) {
@ -106,8 +118,7 @@ void BluetoothProxy::loop() {
api::BluetoothGATTGetServicesResponse resp;
resp.address = connection->get_address();
api::BluetoothGATTService service_resp;
auto service_uuid = espbt::ESPBTUUID::from_uuid(service_result.uuid);
service_resp.uuid = {service_uuid.get_128bit_high(), service_uuid.get_128bit_low()};
service_resp.uuid = get_128bit_uuid_vec(service_result.uuid);
service_resp.handle = service_result.start_handle;
uint16_t char_offset = 0;
esp_gattc_char_elem_t char_result;
@ -128,8 +139,7 @@ void BluetoothProxy::loop() {
break;
}
api::BluetoothGATTCharacteristic characteristic_resp;
auto char_uuid = espbt::ESPBTUUID::from_uuid(char_result.uuid);
characteristic_resp.uuid = {char_uuid.get_128bit_high(), char_uuid.get_128bit_low()};
characteristic_resp.uuid = get_128bit_uuid_vec(char_result.uuid);
characteristic_resp.handle = char_result.char_handle;
characteristic_resp.properties = char_result.properties;
char_offset++;
@ -152,8 +162,7 @@ void BluetoothProxy::loop() {
break;
}
api::BluetoothGATTDescriptor descriptor_resp;
auto desc_uuid = espbt::ESPBTUUID::from_uuid(desc_result.uuid);
descriptor_resp.uuid = {desc_uuid.get_128bit_high(), desc_uuid.get_128bit_low()};
descriptor_resp.uuid = get_128bit_uuid_vec(desc_result.uuid);
descriptor_resp.handle = desc_result.handle;
characteristic_resp.descriptors.push_back(std::move(descriptor_resp));
desc_offset++;