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151 lines
4.6 KiB
151 lines
4.6 KiB
/* |
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* Copyright (C) 2005-2014 The Android Open Source Project |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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#pragma once |
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/* Too many in the ecosystem assume these are included */ |
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#if !defined(_WIN32) |
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#include <pthread.h> |
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#endif |
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#include <stdint.h> /* uint16_t, int32_t */ |
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#include <stdio.h> |
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#include <time.h> |
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#include <unistd.h> |
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#include <android/log.h> |
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#include <log/log_id.h> |
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#include <log/log_main.h> |
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#include <log/log_radio.h> |
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#include <log/log_safetynet.h> |
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#include <log/log_system.h> |
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#include <log/log_time.h> |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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/* |
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* LOG_TAG is the local tag used for the following simplified |
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* logging macros. You can change this preprocessor definition |
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* before using the other macros to change the tag. |
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*/ |
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#ifndef LOG_TAG |
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#define LOG_TAG NULL |
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#endif |
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/* |
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* Normally we strip the effects of ALOGV (VERBOSE messages), |
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* LOG_FATAL and LOG_FATAL_IF (FATAL assert messages) from the |
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* release builds be defining NDEBUG. You can modify this (for |
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* example with "#define LOG_NDEBUG 0" at the top of your source |
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* file) to change that behavior. |
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*/ |
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#ifndef LOG_NDEBUG |
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#ifdef NDEBUG |
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#define LOG_NDEBUG 1 |
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#else |
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#define LOG_NDEBUG 0 |
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#endif |
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#endif |
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/* |
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* The maximum size of the log entry payload that can be |
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* written to the logger. An attempt to write more than |
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* this amount will result in a truncated log entry. |
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*/ |
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#define LOGGER_ENTRY_MAX_PAYLOAD 4068 |
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/* |
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* Event logging. |
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*/ |
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/* |
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* The following should not be used directly. |
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*/ |
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int __android_log_bwrite(int32_t tag, const void* payload, size_t len); |
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int __android_log_btwrite(int32_t tag, char type, const void* payload, |
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size_t len); |
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int __android_log_bswrite(int32_t tag, const char* payload); |
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int __android_log_stats_bwrite(int32_t tag, const void* payload, size_t len); |
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#define android_bWriteLog(tag, payload, len) \ |
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__android_log_bwrite(tag, payload, len) |
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#define android_btWriteLog(tag, type, payload, len) \ |
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__android_log_btwrite(tag, type, payload, len) |
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/* |
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* Event log entry types. |
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*/ |
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typedef enum { |
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/* Special markers for android_log_list_element type */ |
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EVENT_TYPE_LIST_STOP = '\n', /* declare end of list */ |
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EVENT_TYPE_UNKNOWN = '?', /* protocol error */ |
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/* must match with declaration in java/android/android/util/EventLog.java */ |
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EVENT_TYPE_INT = 0, /* int32_t */ |
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EVENT_TYPE_LONG = 1, /* int64_t */ |
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EVENT_TYPE_STRING = 2, |
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EVENT_TYPE_LIST = 3, |
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EVENT_TYPE_FLOAT = 4, |
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} AndroidEventLogType; |
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#ifndef LOG_EVENT_INT |
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#define LOG_EVENT_INT(_tag, _value) \ |
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{ \ |
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int intBuf = _value; \ |
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(void)android_btWriteLog(_tag, EVENT_TYPE_INT, &intBuf, sizeof(intBuf)); \ |
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} |
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#endif |
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#ifndef LOG_EVENT_LONG |
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#define LOG_EVENT_LONG(_tag, _value) \ |
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{ \ |
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long long longBuf = _value; \ |
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(void)android_btWriteLog(_tag, EVENT_TYPE_LONG, &longBuf, sizeof(longBuf)); \ |
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} |
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#endif |
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#ifndef LOG_EVENT_FLOAT |
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#define LOG_EVENT_FLOAT(_tag, _value) \ |
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{ \ |
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float floatBuf = _value; \ |
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(void)android_btWriteLog(_tag, EVENT_TYPE_FLOAT, &floatBuf, \ |
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sizeof(floatBuf)); \ |
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} |
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#endif |
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#ifndef LOG_EVENT_STRING |
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#define LOG_EVENT_STRING(_tag, _value) \ |
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(void)__android_log_bswrite(_tag, _value); |
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#endif |
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/* --------------------------------------------------------------------- */ |
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/* |
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* Release any logger resources (a new log write will immediately re-acquire) |
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* |
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* This is specifically meant to be used by Zygote to close open file descriptors after fork() |
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* and before specialization. O_CLOEXEC is used on file descriptors, so they will be closed upon |
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* exec() in normal use cases. |
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* |
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* Note that this is not safe to call from a multi-threaded program. |
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*/ |
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void __android_log_close(void); |
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#ifdef __cplusplus |
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} |
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#endif
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