1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 //#define LOG_NDEBUG 0 18 #define LOG_TAG "BoottimeStateDelegate" 19 20 #include "boottime_state_delegate.h" 21 22 #include <cerrno> 23 #include <cstring> 24 25 #include "common.h" 26 27 namespace v4l2_camera_hal { 28 GetValue(int64_t * value)29int BoottimeStateDelegate::GetValue(int64_t* value) { 30 struct timespec ts; 31 32 int res = clock_gettime(CLOCK_BOOTTIME, &ts); 33 if (res) { 34 HAL_LOGE("Failed to get BOOTTIME for state delegate: %d (%s)", 35 errno, 36 strerror(errno)); 37 return -errno; 38 } 39 *value = ts.tv_sec * 1000000000ULL + ts.tv_nsec; 40 41 return 0; 42 } 43 44 } // namespace v4l2_camera_hal 45