525 lines
14 KiB
C
525 lines
14 KiB
C
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/*
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* Copyright (C) 2005 The Android Open Source Project
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* Copyright (c) 2009, The Linux Foundation. All rights reserved.
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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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//
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// C/C++ logging functions. See the logging documentation for API details.
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//
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// We'd like these to be available from C code (in case we import some from
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// somewhere), so this has a C interface.
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//
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// The output will be correct when the log file is shared between multiple
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// threads and/or multiple processes so long as the operating system
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// supports O_APPEND. These calls have mutex-protected data structures
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// and so are NOT reentrant. Do not use LOG in a signal handler.
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//
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#ifndef _LIBS_CUTILS_LOG_H
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#define _LIBS_CUTILS_LOG_H
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#include <stdio.h>
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#include <time.h>
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#include <sys/types.h>
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#include <unistd.h>
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#ifdef HAVE_PTHREADS
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#include <pthread.h>
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#endif
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#include <stdarg.h>
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#include <cutils/uio.h>
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#include <cutils/logd.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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/*
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* Normally we strip LOGV (VERBOSE messages) from release builds.
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* You can modify this (for example with "#define LOG_NDEBUG 0"
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* at the top of your source 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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#ifndef LOG_NIDEBUG
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#ifdef NDEBUG
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#define LOG_NIDEBUG 1
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#else
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#define LOG_NIDEBUG 0
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#endif
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#endif
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#ifndef LOG_NDDEBUG
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#ifdef NDEBUG
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#define LOG_NDDEBUG 1
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#else
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#define LOG_NDDEBUG 0
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#endif
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#endif
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/*
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* This 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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/* basic log macros for each level
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*/
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#ifndef LOGLOG_VERBOSE
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#if LOG_NDEBUG
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#define LOGLOG_VERBOSE(tag, ...) ((void)0)
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#else
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#define LOGLOG_VERBOSE(tag, ...) \
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(void)android_printLog(ANDROID_LOG_VERBOSE, tag, __VA_ARGS__)
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#endif
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#endif
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#ifndef LOGLOG_DEBUG
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#if LOG_NDDEBUG
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#define LOGLOG_DEBUG(tag, ...) ((void)0)
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#else
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#define LOGLOG_DEBUG(tag, ...) \
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(void)android_printLog(ANDROID_LOG_DEBUG, tag, __VA_ARGS__)
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#endif
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#endif
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#ifndef LOGLOG_INFO
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#if LOG_NIDEBUG
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#define LOGLOG_INFO(tag, ...) ((void)0)
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#else
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#define LOGLOG_INFO(tag, ...) \
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(void)android_printLog(ANDROID_LOG_INFO, tag, __VA_ARGS__)
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#endif
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#endif
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#ifndef LOGLOG_WARN
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#define LOGLOG_WARN(tag, ...) \
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(void)android_printLog(ANDROID_LOG_WARN, tag, __VA_ARGS__)
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#endif
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#ifndef LOGLOG_ERROR
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#define LOGLOG_ERROR(tag, ...) \
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(void)android_printLog(ANDROID_LOG_ERROR, tag, __VA_ARGS__)
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#endif
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// ---------------------------------------------------------------------
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/*
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* Simplified macro to send a verbose log message using the current LOG_TAG.
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*/
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#ifndef LOGV
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#if LOG_NDEBUG
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#define LOGV(...) ((void)0)
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#else
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#define LOGV(...) LOG(LOG_VERBOSE, LOG_TAG, __VA_ARGS__)
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#endif
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#endif
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#define CONDITION(cond) (__builtin_expect((cond)!=0, 0))
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#ifndef LOGV_IF
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#if LOG_NDEBUG
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#define LOGV_IF(cond, ...) ((void)0)
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#else
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#define LOGV_IF(cond, ...) \
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( (CONDITION(cond)) \
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? LOG(LOG_VERBOSE, LOG_TAG, __VA_ARGS__) \
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: (void)0 )
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#endif
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#endif
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/*
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* Simplified macro to send a debug log message using the current LOG_TAG.
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*/
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#ifndef LOGD
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#define LOGD(...) LOG(LOG_DEBUG, LOG_TAG, __VA_ARGS__)
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#endif
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#ifndef LOGD_IF
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#if LOG_NDDEBUG
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#define LOGD_IF(cond, ...) ((void)0)
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#else
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#define LOGD_IF(cond, ...) \
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( (CONDITION(cond)) \
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? LOG(LOG_DEBUG, LOG_TAG, __VA_ARGS__) \
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: (void)0 )
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#endif
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#endif
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/*
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* Simplified macro to send an info log message using the current LOG_TAG.
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*/
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#ifndef LOGI
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#define LOGI(...) LOG(LOG_INFO, LOG_TAG, __VA_ARGS__)
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#endif
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#ifndef LOGI_IF
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#if LOG_NIDEBUG
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#define LOGI_IF(cond, ...) ((void)0)
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#else
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#define LOGI_IF(cond, ...) \
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( (CONDITION(cond)) \
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? LOG(LOG_INFO, LOG_TAG, __VA_ARGS__) \
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: (void)0 )
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#endif
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#endif
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/*
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* Simplified macro to send a warning log message using the current LOG_TAG.
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*/
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#ifndef LOGW
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#define LOGW(...) LOG(LOG_WARN, LOG_TAG, __VA_ARGS__)
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#endif
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#ifndef LOGW_IF
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#define LOGW_IF(cond, ...) \
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( (CONDITION(cond)) \
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? LOG(LOG_WARN, LOG_TAG, __VA_ARGS__) \
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: (void)0 )
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#endif
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/*
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* Simplified macro to send an error log message using the current LOG_TAG.
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*/
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#ifndef LOGE
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#define LOGE(...) LOG(LOG_ERROR, LOG_TAG, __VA_ARGS__)
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#endif
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#ifndef LOGE_IF
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#define LOGE_IF(cond, ...) \
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( (CONDITION(cond)) \
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? LOG(LOG_ERROR, LOG_TAG, __VA_ARGS__) \
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: (void)0 )
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#endif
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// ---------------------------------------------------------------------
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/*
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* Conditional based on whether the current LOG_TAG is enabled at
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* verbose priority.
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*/
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#ifndef IF_LOGV
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#if LOG_NDEBUG
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#define IF_LOGV() if (false)
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#else
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#define IF_LOGV() IF_LOG(LOG_VERBOSE, LOG_TAG)
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#endif
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#endif
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/*
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* Conditional based on whether the current LOG_TAG is enabled at
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* debug priority.
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*/
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#ifndef IF_LOGD
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#define IF_LOGD() IF_LOG(LOG_DEBUG, LOG_TAG)
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#endif
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/*
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* Conditional based on whether the current LOG_TAG is enabled at
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* info priority.
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*/
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#ifndef IF_LOGI
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#define IF_LOGI() IF_LOG(LOG_INFO, LOG_TAG)
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#endif
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/*
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* Conditional based on whether the current LOG_TAG is enabled at
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* warn priority.
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*/
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#ifndef IF_LOGW
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#define IF_LOGW() IF_LOG(LOG_WARN, LOG_TAG)
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#endif
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/*
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* Conditional based on whether the current LOG_TAG is enabled at
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* error priority.
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*/
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#ifndef IF_LOGE
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#define IF_LOGE() IF_LOG(LOG_ERROR, LOG_TAG)
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#endif
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// ---------------------------------------------------------------------
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/*
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* Simplified macro to send a verbose system log message using the current LOG_TAG.
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*/
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#ifndef SLOGV
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#if LOG_NDEBUG
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#define SLOGV(...) ((void)0)
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#else
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#define SLOGV(...) ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_VERBOSE, LOG_TAG, __VA_ARGS__))
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#endif
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#endif
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#define CONDITION(cond) (__builtin_expect((cond)!=0, 0))
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#ifndef SLOGV_IF
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#if LOG_NDEBUG
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#define SLOGV_IF(cond, ...) ((void)0)
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#else
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#define SLOGV_IF(cond, ...) \
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( (CONDITION(cond)) \
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? ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_VERBOSE, LOG_TAG, __VA_ARGS__)) \
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: (void)0 )
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#endif
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#endif
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/*
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* Simplified macro to send a debug system log message using the current LOG_TAG.
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*/
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#ifndef SLOGD
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#define SLOGD(...) ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_DEBUG, LOG_TAG, __VA_ARGS__))
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#endif
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#ifndef SLOGD_IF
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#define SLOGD_IF(cond, ...) \
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( (CONDITION(cond)) \
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? ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_DEBUG, LOG_TAG, __VA_ARGS__)) \
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: (void)0 )
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#endif
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/*
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* Simplified macro to send an info system log message using the current LOG_TAG.
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*/
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#ifndef SLOGI
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#define SLOGI(...) ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_INFO, LOG_TAG, __VA_ARGS__))
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#endif
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#ifndef SLOGI_IF
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#define SLOGI_IF(cond, ...) \
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( (CONDITION(cond)) \
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? ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_INFO, LOG_TAG, __VA_ARGS__)) \
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: (void)0 )
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#endif
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/*
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* Simplified macro to send a warning system log message using the current LOG_TAG.
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*/
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#ifndef SLOGW
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#define SLOGW(...) ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_WARN, LOG_TAG, __VA_ARGS__))
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#endif
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#ifndef SLOGW_IF
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#define SLOGW_IF(cond, ...) \
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( (CONDITION(cond)) \
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? ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_WARN, LOG_TAG, __VA_ARGS__)) \
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: (void)0 )
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#endif
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/*
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* Simplified macro to send an error system log message using the current LOG_TAG.
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*/
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#ifndef SLOGE
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#define SLOGE(...) ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_ERROR, LOG_TAG, __VA_ARGS__))
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#endif
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#ifndef SLOGE_IF
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#define SLOGE_IF(cond, ...) \
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( (CONDITION(cond)) \
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? ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_ERROR, LOG_TAG, __VA_ARGS__)) \
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: (void)0 )
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#endif
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// ---------------------------------------------------------------------
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/*
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* Log a fatal error. If the given condition fails, this stops program
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* execution like a normal assertion, but also generating the given message.
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* It is NOT stripped from release builds. Note that the condition test
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* is -inverted- from the normal assert() semantics.
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*/
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#define LOG_ALWAYS_FATAL_IF(cond, ...) \
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( (CONDITION(cond)) \
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? ((void)android_printAssert(#cond, LOG_TAG, __VA_ARGS__)) \
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: (void)0 )
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#define LOG_ALWAYS_FATAL(...) \
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( ((void)android_printAssert(NULL, LOG_TAG, __VA_ARGS__)) )
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/*
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* Versions of LOG_ALWAYS_FATAL_IF and LOG_ALWAYS_FATAL that
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* are stripped out of release builds.
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*/
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#if LOG_NDEBUG
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#define LOG_FATAL_IF(cond, ...) ((void)0)
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#define LOG_FATAL(...) ((void)0)
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#else
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#define LOG_FATAL_IF(cond, ...) LOG_ALWAYS_FATAL_IF(cond, __VA_ARGS__)
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#define LOG_FATAL(...) LOG_ALWAYS_FATAL(__VA_ARGS__)
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#endif
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/*
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* Assertion that generates a log message when the assertion fails.
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* Stripped out of release builds. Uses the current LOG_TAG.
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*/
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#define LOG_ASSERT(cond, ...) LOG_FATAL_IF(!(cond), __VA_ARGS__)
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//#define LOG_ASSERT(cond) LOG_FATAL_IF(!(cond), "Assertion failed: " #cond)
|
||
|
|
|
||
|
|
// ---------------------------------------------------------------------
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Basic log message macro.
|
||
|
|
*
|
||
|
|
* Example:
|
||
|
|
* LOG(LOG_WARN, NULL, "Failed with error %d", errno);
|
||
|
|
*
|
||
|
|
* The second argument may be NULL or "" to indicate the "global" tag.
|
||
|
|
*/
|
||
|
|
#ifndef LOG
|
||
|
|
#define LOG(priority, tag, ...) \
|
||
|
|
LOG##priority(tag, __VA_ARGS__)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Log macro that allows you to specify a number for the priority.
|
||
|
|
*
|
||
|
|
* Since all of the above variations end up here, this is where the lower
|
||
|
|
* priority messages can be filtered out. The if statement below can be
|
||
|
|
* optimizaed out by the compiler since all of the expressions are
|
||
|
|
* constant.
|
||
|
|
*/
|
||
|
|
#ifndef LOG_PRI
|
||
|
|
#define LOG_PRI(priority, tag, ...) \
|
||
|
|
({ \
|
||
|
|
if (((priority == ANDROID_LOG_VERBOSE) && (LOG_NDEBUG == 0)) || \
|
||
|
|
((priority == ANDROID_LOG_DEBUG) && (LOG_NDDEBUG == 0)) || \
|
||
|
|
((priority == ANDROID_LOG_INFO) && (LOG_NIDEBUG == 0)) || \
|
||
|
|
(priority == ANDROID_LOG_WARN) || \
|
||
|
|
(priority == ANDROID_LOG_ERROR) || \
|
||
|
|
(priority == ANDROID_LOG_FATAL)) \
|
||
|
|
(void)android_printLog(priority, tag, __VA_ARGS__); \
|
||
|
|
})
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Log macro that allows you to pass in a varargs ("args" is a va_list).
|
||
|
|
*/
|
||
|
|
#ifndef LOG_PRI_VA
|
||
|
|
#define LOG_PRI_VA(priority, tag, fmt, args) \
|
||
|
|
android_vprintLog(priority, NULL, tag, fmt, args)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Conditional given a desired logging priority and tag.
|
||
|
|
*/
|
||
|
|
#ifndef IF_LOG
|
||
|
|
#define IF_LOG(priority, tag) \
|
||
|
|
if (android_testLog(ANDROID_##priority, tag))
|
||
|
|
#endif
|
||
|
|
|
||
|
|
// ---------------------------------------------------------------------
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Event logging.
|
||
|
|
*/
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Event log entry types. These must match up with the declarations in
|
||
|
|
* java/android/android/util/EventLog.java.
|
||
|
|
*/
|
||
|
|
typedef enum {
|
||
|
|
EVENT_TYPE_INT = 0,
|
||
|
|
EVENT_TYPE_LONG = 1,
|
||
|
|
EVENT_TYPE_STRING = 2,
|
||
|
|
EVENT_TYPE_LIST = 3,
|
||
|
|
} AndroidEventLogType;
|
||
|
|
|
||
|
|
|
||
|
|
#define LOG_EVENT_INT(_tag, _value) { \
|
||
|
|
int intBuf = _value; \
|
||
|
|
(void) android_btWriteLog(_tag, EVENT_TYPE_INT, &intBuf, \
|
||
|
|
sizeof(intBuf)); \
|
||
|
|
}
|
||
|
|
#define LOG_EVENT_LONG(_tag, _value) { \
|
||
|
|
long long longBuf = _value; \
|
||
|
|
(void) android_btWriteLog(_tag, EVENT_TYPE_LONG, &longBuf, \
|
||
|
|
sizeof(longBuf)); \
|
||
|
|
}
|
||
|
|
#define LOG_EVENT_STRING(_tag, _value) \
|
||
|
|
((void) 0) /* not implemented -- must combine len with string */
|
||
|
|
/* TODO: something for LIST */
|
||
|
|
|
||
|
|
/*
|
||
|
|
* ===========================================================================
|
||
|
|
*
|
||
|
|
* The stuff in the rest of this file should not be used directly.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#define android_printLog(prio, tag, fmt...) \
|
||
|
|
__android_log_print(prio, tag, fmt)
|
||
|
|
|
||
|
|
#define android_vprintLog(prio, cond, tag, fmt...) \
|
||
|
|
__android_log_vprint(prio, tag, fmt)
|
||
|
|
|
||
|
|
#define android_printAssert(cond, tag, fmt...) \
|
||
|
|
__android_log_assert(cond, tag, fmt)
|
||
|
|
|
||
|
|
#define android_writeLog(prio, tag, text) \
|
||
|
|
__android_log_write(prio, tag, text)
|
||
|
|
|
||
|
|
#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)
|
||
|
|
|
||
|
|
// TODO: remove these prototypes and their users
|
||
|
|
#define android_testLog(prio, tag) (1)
|
||
|
|
#define android_writevLog(vec,num) do{}while(0)
|
||
|
|
#define android_write1Log(str,len) do{}while (0)
|
||
|
|
#define android_setMinPriority(tag, prio) do{}while(0)
|
||
|
|
//#define android_logToCallback(func) do{}while(0)
|
||
|
|
#define android_logToFile(tag, file) (0)
|
||
|
|
#define android_logToFd(tag, fd) (0)
|
||
|
|
|
||
|
|
typedef enum {
|
||
|
|
LOG_ID_MAIN = 0,
|
||
|
|
LOG_ID_RADIO = 1,
|
||
|
|
LOG_ID_EVENTS = 2,
|
||
|
|
LOG_ID_SYSTEM = 3,
|
||
|
|
|
||
|
|
LOG_ID_MAX
|
||
|
|
} log_id_t;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Send a simple string to the log.
|
||
|
|
*/
|
||
|
|
int __android_log_buf_write(int bufID, int prio, const char *tag, const char *text);
|
||
|
|
int __android_log_buf_print(int bufID, int prio, const char *tag, const char *fmt, ...);
|
||
|
|
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif // _LIBS_CUTILS_LOG_H
|