| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "net/android/cellular_signal_strength.h" |
| |
| #include "base/android/context_utils.h" |
| #include "jni/AndroidCellularSignalStrength_jni.h" |
| |
| namespace net { |
| |
| namespace android { |
| |
| namespace cellular_signal_strength { |
| |
| // GENERATED_JAVA_ENUM_PACKAGE: org.chromium.net |
| enum CellularSignalStrengthError { |
| // Value returned by CellularSignalStrength APIs when a valid value is |
| // unavailable. This value is same as INT32_MIN, but the following code uses |
| // the explicit value of INT32_MIN so that the auto-generated Java enums work |
| // correctly. |
| ERROR_NOT_SUPPORTED = -2147483648, |
| }; |
| |
| static_assert( |
| INT32_MIN == ERROR_NOT_SUPPORTED, |
| "CellularSignalStrengthError.ERROR_NOT_SUPPORTED has unexpected value"); |
| |
| bool GetSignalStrengthDbm(int32_t* signal_strength_dbm) { |
| int32_t signal_strength_dbm_tmp = |
| Java_AndroidCellularSignalStrength_getSignalStrengthDbm( |
| base::android::AttachCurrentThread(), |
| base::android::GetApplicationContext()); |
| if (signal_strength_dbm_tmp == ERROR_NOT_SUPPORTED) |
| return false; |
| |
| *signal_strength_dbm = signal_strength_dbm_tmp; |
| return true; |
| } |
| |
| bool GetSignalStrengthLevel(int32_t* signal_strength_level) { |
| int32_t signal_strength_level_tmp = |
| Java_AndroidCellularSignalStrength_getSignalStrengthLevel( |
| base::android::AttachCurrentThread(), |
| base::android::GetApplicationContext()); |
| if (signal_strength_level_tmp == ERROR_NOT_SUPPORTED) |
| return false; |
| |
| *signal_strength_level = signal_strength_level_tmp; |
| return true; |
| } |
| |
| } // namespace cellular_signal_strength |
| |
| } // namespace android |
| |
| } // namespace net |