| // Copyright 2022 The Pigweed Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| // use this file except in compliance with the License. You may obtain a copy of |
| // the License at |
| // |
| // https://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| // License for the specific language governing permissions and limitations under |
| // the License. |
| |
| #include "pw_bluetooth_profiles/device_info_service.h" |
| |
| #include "pw_assert/check.h" |
| |
| namespace pw::bluetooth_profiles { |
| |
| void DeviceInfoServiceImpl::PublishService( |
| bluetooth::gatt::Server* gatt_server, |
| Callback< |
| void(bluetooth::Result<bluetooth::gatt::Server::PublishServiceError>)> |
| result_callback) { |
| PW_CHECK(publish_service_callback_ == nullptr); |
| publish_service_callback_ = std::move(result_callback); |
| this->delegate_.SetServicePtr(nullptr); |
| return gatt_server->PublishService( |
| service_info_, |
| &delegate_, |
| [this](bluetooth::gatt::Server::PublishServiceResult result) { |
| if (result.ok()) { |
| this->publish_service_callback_({}); |
| this->delegate_.SetServicePtr(std::move(result.value())); |
| } else { |
| this->publish_service_callback_(result.error()); |
| } |
| }); |
| } |
| |
| void DeviceInfoServiceImpl::Delegate::OnError( |
| bluetooth::gatt::Error /* error */) { |
| local_service_.reset(); |
| } |
| |
| void DeviceInfoServiceImpl::Delegate::ReadValue( |
| bluetooth::PeerId /* peer_id */, |
| bluetooth::gatt::Handle handle, |
| uint32_t offset, |
| Function<void( |
| bluetooth::Result<bluetooth::gatt::Error, span<const std::byte>>)>&& |
| result_callback) { |
| const uint32_t value_index = static_cast<uint32_t>(handle); |
| if (value_index >= values_.size()) { |
| result_callback(bluetooth::gatt::Error::kInvalidHandle); |
| return; |
| } |
| span<const std::byte> value = values_[value_index]; |
| if (offset > value.size()) { |
| result_callback(bluetooth::gatt::Error::kInvalidOffset); |
| return; |
| } |
| result_callback({std::in_place, value.subspan(offset)}); |
| } |
| |
| } // namespace pw::bluetooth_profiles |