| /* |
| * Copyright (C) 2019 The Android Open Source Project |
| * |
| * 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 |
| * |
| * http://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. |
| */ |
| |
| package android.hardware.gnss.measurement_corrections@1.0; |
| |
| /** |
| * GNSS measurement corrections callback interface. |
| */ |
| interface IMeasurementCorrectionsCallback { |
| |
| /** |
| * Flags to indicate supported measurement corrections capabilities |
| * |
| * Either the LOS_SATS or the EXCESS_PATH_LENGTH capability must be supported. |
| */ |
| enum Capabilities : uint32_t { |
| /** GNSS supports line-of-sight satellite identification measurement corrections */ |
| LOS_SATS = 1 << 0, |
| /** GNSS supports per satellite excess-path-length measurement corrections */ |
| EXCESS_PATH_LENGTH = 1 << 1, |
| /** GNSS supports reflecting planes measurement corrections */ |
| REFLECTING_PLANE = 1 << 2 |
| }; |
| |
| /** |
| * Callback to inform framework the measurement correction specific capabilities of the GNSS |
| * HAL implementation. |
| * |
| * The GNSS HAL must call this method immediately after the framework opens the measurement |
| * corrections interface. |
| * |
| * @param capabilities Supported measurement corrections capabilities. It is mandatory to |
| * support either LOS_STATS or EXCESS_PATH_LENGTH capability. |
| * |
| */ |
| setCapabilitiesCb(bitfield<Capabilities> capabilities); |
| }; |