1/* 2 * Copyright (C) 2017 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#include "chre/platform/shared/pal_system_api.h" 18 19#include <cstdarg> 20#include <cstdio> 21 22#include "chre/pal/system.h" 23#include "chre/platform/log.h" 24#include "chre/platform/memory.h" 25#include "chre/platform/system_time.h" 26 27//! Define a format string for PAL logs. This is defined as a macro so that it 28//! can be used as a string literal by platform implementations of the logging 29//! macros. 30#define PAL_LOG_FORMAT_STR "PAL: %s" 31 32namespace chre { 33 34uint64_t palSystemApiGetCurrentTime() { 35 return SystemTime::getMonotonicTime().toRawNanoseconds(); 36} 37 38void palSystemApiLog(enum chreLogLevel level, const char *formatStr, ...) { 39 char logBuf[512]; 40 va_list args; 41 42 va_start(args, formatStr); 43 vsnprintf(logBuf, sizeof(logBuf), formatStr, args); 44 va_end(args); 45 46 switch (level) { 47 case CHRE_LOG_ERROR: 48 LOGE(PAL_LOG_FORMAT_STR, logBuf); 49 break; 50 case CHRE_LOG_WARN: 51 LOGW(PAL_LOG_FORMAT_STR, logBuf); 52 break; 53 case CHRE_LOG_INFO: 54 LOGI(PAL_LOG_FORMAT_STR, logBuf); 55 break; 56 case CHRE_LOG_DEBUG: 57 default: 58 LOGD(PAL_LOG_FORMAT_STR, logBuf); 59 } 60} 61 62void *palSystemApiMemoryAlloc(size_t size) { 63 return memoryAlloc(size); 64} 65 66void palSystemApiMemoryFree(void *pointer) { 67 memoryFree(pointer); 68} 69 70// Initialize the CHRE System API with function implementations provided above. 71const chrePalSystemApi gChrePalSystemApi = { 72 CHRE_PAL_SYSTEM_API_CURRENT_VERSION, /* version */ 73 palSystemApiGetCurrentTime, /* getCurrentTime */ 74 palSystemApiLog, /* log */ 75 palSystemApiMemoryAlloc, /* memoryAlloc */ 76 palSystemApiMemoryFree, /* memoryFree */ 77}; 78 79} // namespace chre 80