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/******************************************************************************
*
* Copyright 2019 Google, Inc.
*
* 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
#include <cstdlib>
#ifndef LOG_TAG
#define LOG_TAG "bluetooth"
#endif
static_assert(LOG_TAG != nullptr, "LOG_TAG should never be NULL");
#if defined(OS_ANDROID)
#include <log/log.h>
#include "common/init_flags.h"
#ifdef FUZZ_TARGET
#define LOG_VERBOSE(...)
#define LOG_DEBUG(...)
#define LOG_INFO(...)
#define LOG_WARN(...)
#else
static_assert(LOG_TAG != nullptr, "LOG_TAG is null after header inclusion");
#define LOG_VERBOSE(fmt, args...) \
do { \
if (bluetooth::common::InitFlags::IsDebugLoggingEnabledForTag(LOG_TAG)) { \
ALOGV("%s:%d %s: " fmt, __FILE__, __LINE__, __func__, ##args); \
} \
} while (false)
#define LOG_DEBUG(fmt, args...) \
do { \
if (bluetooth::common::InitFlags::IsDebugLoggingEnabledForTag(LOG_TAG)) { \
ALOGD("%s:%d %s: " fmt, __FILE__, __LINE__, __func__, ##args); \
} \
} while (false)
#define LOG_INFO(fmt, args...) ALOGI("%s:%d %s: " fmt, __FILE__, __LINE__, __func__, ##args)
#define LOG_WARN(fmt, args...) ALOGW("%s:%d %s: " fmt, __FILE__, __LINE__, __func__, ##args)
#endif /* FUZZ_TARGET */
#define LOG_ERROR(fmt, args...) ALOGE("%s:%d %s: " fmt, __FILE__, __LINE__, __func__, ##args)
#elif defined (ANDROID_EMULATOR)
// Log using android emulator logging mechanism
#include "android/utils/debug.h"
#define LOGWRAPPER(fmt, args...) VERBOSE_INFO(bluetooth, "bluetooth: %s:%d - %s: " fmt, \
__FILE__, __LINE__, __func__, ##args)
#define LOG_VEBOSE(...) LOGWRAPPER(__VA_ARGS__)
#define LOG_DEBUG(...) LOGWRAPPER(__VA_ARGS__)
#define LOG_INFO(...) LOGWRAPPER(__VA_ARGS__)
#define LOG_WARN(...) LOGWRAPPER(__VA_ARGS__)
#define LOG_ERROR(...) LOGWRAPPER(__VA_ARGS__)
#define LOG_ALWAYS_FATAL(fmt, args...) \
do { \
fprintf(stderr, "%s:%d - %s: " fmt "\n", __FILE__, __LINE__, __func__, ##args); \
abort(); \
} while (false)
#elif defined(TARGET_FLOSS)
#include "gd/os/syslog.h"
// Prefix the log with tag, file, line and function
#define LOGWRAPPER(tag, fmt, args...) \
write_syslog(tag, "%s:%s:%d - %s: " fmt, LOG_TAG, __FILE__, __LINE__, __func__, ##args)
#ifdef FUZZ_TARGET
#define LOG_VERBOSE(...)
#define LOG_DEBUG(...)
#define LOG_INFO(...)
#define LOG_WARN(...)
#else
#define LOG_VERBOSE(...) \
do { \
if (bluetooth::common::InitFlags::IsDebugLoggingEnabledForTag(LOG_TAG)) { \
LOGWRAPPER(LOG_TAG_VERBOSE, __VA_ARGS__); \
} \
} while (false)
#define LOG_DEBUG(...) \
do { \
if (bluetooth::common::InitFlags::IsDebugLoggingEnabledForTag(LOG_TAG)) { \
LOGWRAPPER(LOG_TAG_DEBUG, __VA_ARGS__); \
} \
} while (false)
#define LOG_INFO(...) LOGWRAPPER(LOG_TAG_INFO, __VA_ARGS__)
#define LOG_WARN(...) LOGWRAPPER(LOG_TAG_WARN, __VA_ARGS__)
#endif /*FUZZ_TARGET*/
#define LOG_ERROR(...) LOGWRAPPER(LOG_TAG_ERROR, __VA_ARGS__)
#define LOG_ALWAYS_FATAL(...) \
do { \
LOGWRAPPER(LOG_TAG_FATAL, __VA_ARGS__); \
abort(); \
} while (false)
#ifndef android_errorWriteLog
#define android_errorWriteLog(tag, subTag) LOG_ERROR("ERROR tag: 0x%x, sub_tag: %s", tag, subTag)
#endif
#ifndef android_errorWriteWithInfoLog
#define android_errorWriteWithInfoLog(tag, subTag, uid, data, dataLen) \
LOG_ERROR("ERROR tag: 0x%x, sub_tag: %s", tag, subTag)
#endif
#ifndef LOG_EVENT_INT
#define LOG_EVENT_INT(...)
#endif
#else
/* syslog didn't work well here since we would be redefining LOG_DEBUG. */
#include <sys/syscall.h>
#include <sys/types.h>
#include <unistd.h>
#include <chrono>
#include <cstdio>
#include <ctime>
#define LOGWRAPPER(fmt, args...) \
do { \
auto _now = std::chrono::system_clock::now(); \
auto _now_ms = std::chrono::time_point_cast<std::chrono::milliseconds>(_now); \
auto _now_t = std::chrono::system_clock::to_time_t(_now); \
/* YYYY-MM-DD_HH:MM:SS.sss is 23 byte long, plus 1 for null terminator */ \
char _buf[24]; \
auto l = std::strftime(_buf, sizeof(_buf), "%Y-%m-%d %H:%M:%S", std::localtime(&_now_t)); \
snprintf( \
_buf + l, sizeof(_buf) - l, ".%03u", static_cast<unsigned int>(_now_ms.time_since_epoch().count() % 1000)); \
/* pid max is 2^22 = 4194304 in 64-bit system, and 32768 by default, hence 7 digits are needed most */ \
fprintf( \
stderr, \
"%s %7d %7ld %s - %s:%d - %s: " fmt "\n", \
_buf, \
static_cast<int>(getpid()), \
syscall(SYS_gettid), \
LOG_TAG, \
__FILE__, \
__LINE__, \
__func__, \
##args); \
} while (false)
#ifdef FUZZ_TARGET
#define LOG_VERBOSE(...)
#define LOG_DEBUG(...)
#define LOG_INFO(...)
#define LOG_WARN(...)
#else
#define LOG_VERBOSE(fmt, args...) \
do { \
if (bluetooth::common::InitFlags::IsDebugLoggingEnabledForTag(LOG_TAG)) { \
LOGWRAPPER(fmt, ##args); \
} \
} while (false)
#define LOG_DEBUG(fmt, args...) \
do { \
if (bluetooth::common::InitFlags::IsDebugLoggingEnabledForTag(LOG_TAG)) { \
LOGWRAPPER(fmt, ##args); \
} \
} while (false)
#define LOG_INFO(...) LOGWRAPPER(__VA_ARGS__)
#define LOG_WARN(...) LOGWRAPPER(__VA_ARGS__)
#endif /* FUZZ_TARGET */
#define LOG_ERROR(...) LOGWRAPPER(__VA_ARGS__)
#ifndef LOG_ALWAYS_FATAL
#define LOG_ALWAYS_FATAL(...) \
do { \
LOGWRAPPER(__VA_ARGS__); \
abort(); \
} while (false)
#endif
#ifndef android_errorWriteLog
#define android_errorWriteLog(tag, subTag) LOG_ERROR("ERROR tag: 0x%x, sub_tag: %s", tag, subTag)
#endif
#ifndef android_errorWriteWithInfoLog
#define android_errorWriteWithInfoLog(tag, subTag, uid, data, dataLen) \
LOG_ERROR("ERROR tag: 0x%x, sub_tag: %s", tag, subTag)
#endif
#ifndef LOG_EVENT_INT
#define LOG_EVENT_INT(...)
#endif
#endif /* defined(OS_ANDROID) */
#define ASSERT(condition) \
do { \
if (!(condition)) { \
LOG_ALWAYS_FATAL("assertion '" #condition "' failed"); \
} \
} while (false)
#define ASSERT_LOG(condition, fmt, args...) \
do { \
if (!(condition)) { \
LOG_ALWAYS_FATAL("assertion '" #condition "' failed - " fmt, ##args); \
} \
} while (false)
#ifndef CASE_RETURN_TEXT
#define CASE_RETURN_TEXT(code) \
case code: \
return #code
#endif
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