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/*
* Copyright (C) 2005-2014 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.
*/
#pragma once
/* Too many in the ecosystem assume these are included */
#if !defined(_WIN32)
#include <pthread.h>
#endif
#include <stdint.h> /* uint16_t, int32_t */
#include <stdio.h>
#include <time.h>
#include <unistd.h>
#include <android/log.h>
#include <log/log_id.h>
#include <log/log_main.h>
#include <log/log_radio.h>
#include <log/log_safetynet.h>
#include <log/log_system.h>
#include <log/log_time.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
* LOG_TAG is the local tag used for the following simplified
* logging macros. You can change this preprocessor definition
* before using the other macros to change the tag.
*/
#ifndef LOG_TAG
#define LOG_TAG NULL
#endif
/*
* Normally we strip the effects of ALOGV (VERBOSE messages),
* LOG_FATAL and LOG_FATAL_IF (FATAL assert messages) from the
* release builds be defining NDEBUG. You can modify this (for
* example with "#define LOG_NDEBUG 0" at the top of your source
* file) to change that behavior.
*/
#ifndef LOG_NDEBUG
#ifdef NDEBUG
#define LOG_NDEBUG 1
#else
#define LOG_NDEBUG 0
#endif
#endif
/*
* The maximum size of the log entry payload that can be
* written to the logger. An attempt to write more than
* this amount will result in a truncated log entry.
*/
#define LOGGER_ENTRY_MAX_PAYLOAD 4068
/*
* Event logging.
*/
/*
* The following should not be used directly.
*/
int __android_log_bwrite(int32_t tag, const void* payload, size_t len);
int __android_log_btwrite(int32_t tag, char type, const void* payload,
size_t len);
int __android_log_bswrite(int32_t tag, const char* payload);
int __android_log_stats_bwrite(int32_t tag, const void* payload, size_t len);
#define android_bWriteLog(tag, payload, len) \
__android_log_bwrite(tag, payload, len)
#define android_btWriteLog(tag, type, payload, len) \
__android_log_btwrite(tag, type, payload, len)
/*
* Event log entry types.
*/
typedef enum {
/* Special markers for android_log_list_element type */
EVENT_TYPE_LIST_STOP = '\n', /* declare end of list */
EVENT_TYPE_UNKNOWN = '?', /* protocol error */
/* must match with declaration in java/android/android/util/EventLog.java */
EVENT_TYPE_INT = 0, /* int32_t */
EVENT_TYPE_LONG = 1, /* int64_t */
EVENT_TYPE_STRING = 2,
EVENT_TYPE_LIST = 3,
EVENT_TYPE_FLOAT = 4,
} AndroidEventLogType;
#ifndef LOG_EVENT_INT
#define LOG_EVENT_INT(_tag, _value) \
{ \
int intBuf = _value; \
(void)android_btWriteLog(_tag, EVENT_TYPE_INT, &intBuf, sizeof(intBuf)); \
}
#endif
#ifndef LOG_EVENT_LONG
#define LOG_EVENT_LONG(_tag, _value) \
{ \
long long longBuf = _value; \
(void)android_btWriteLog(_tag, EVENT_TYPE_LONG, &longBuf, sizeof(longBuf)); \
}
#endif
#ifndef LOG_EVENT_FLOAT
#define LOG_EVENT_FLOAT(_tag, _value) \
{ \
float floatBuf = _value; \
(void)android_btWriteLog(_tag, EVENT_TYPE_FLOAT, &floatBuf, \
sizeof(floatBuf)); \
}
#endif
#ifndef LOG_EVENT_STRING
#define LOG_EVENT_STRING(_tag, _value) \
(void)__android_log_bswrite(_tag, _value);
#endif
/* --------------------------------------------------------------------- */
/*
* Release any logger resources (a new log write will immediately re-acquire)
*
* This is specifically meant to be used by Zygote to close open file descriptors after fork()
* and before specialization. O_CLOEXEC is used on file descriptors, so they will be closed upon
* exec() in normal use cases.
*
* Note that this is not safe to call from a multi-threaded program.
*/
void __android_log_close(void);
#ifdef __cplusplus
}
#endif