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/** @file
* IPRT - Logging.
*/
/*
* Copyright (C) 2006-2015 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
* VirtualBox OSE distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*/
#ifndef ___iprt_log_h
#define ___iprt_log_h
#include <iprt/cdefs.h>
#include <iprt/types.h>
#include <iprt/stdarg.h>
RT_C_DECLS_BEGIN
/** @defgroup grp_rt_log RTLog - Logging
* @ingroup grp_rt
* @{
*/
/**
* IPRT Logging Groups.
* (Remember to update RT_LOGGROUP_NAMES!)
*
* @remark It should be pretty obvious, but just to have
* mentioned it, the values are sorted alphabetically (using the
* english alphabet) except for _DEFAULT which is always first.
*
* If anyone might be wondering what the alphabet looks like:
* a b c d e f g h i j k l m n o p q r s t u v w x y z
*/
typedef enum RTLOGGROUP
{
/** Default logging group. */
RTLOGGROUP_DEFAULT,
RTLOGGROUP_CRYPTO,
RTLOGGROUP_DBG,
RTLOGGROUP_DBG_DWARF,
RTLOGGROUP_DIR,
RTLOGGROUP_FILE,
RTLOGGROUP_FS,
RTLOGGROUP_HTTP,
RTLOGGROUP_LDR,
RTLOGGROUP_PATH,
RTLOGGROUP_PROCESS,
RTLOGGROUP_SYMLINK,
RTLOGGROUP_THREAD,
RTLOGGROUP_TIME,
RTLOGGROUP_TIMER,
RTLOGGROUP_ZIP = 31,
RTLOGGROUP_FIRST_USER = 32
} RTLOGGROUP;
/** @def RT_LOGGROUP_NAMES
* IPRT Logging group names.
*
* Must correspond 100% to RTLOGGROUP!
* Don't forget commas!
*
* @remark It should be pretty obvious, but just to have
* mentioned it, the values are sorted alphabetically (using the
* english alphabet) except for _DEFAULT which is always first.
*
* If anyone might be wondering what the alphabet looks like:
* a b c d e f g h i j k l m n o p q r s t u v w x y z
*/
#define RT_LOGGROUP_NAMES \
"DEFAULT", \
"RT_CRYPTO", \
"RT_DBG", \
"RT_DBG_DWARF", \
"RT_DIR", \
"RT_FILE", \
"RT_FS", \
"RT_HTTP", \
"RT_LDR", \
"RT_PATH", \
"RT_PROCESS", \
"RT_SYMLINK", \
"RT_THREAD", \
"RT_TIME", \
"RT_TIMER", \
"RT_15", \
"RT_16", \
"RT_17", \
"RT_18", \
"RT_19", \
"RT_20", \
"RT_21", \
"RT_22", \
"RT_23", \
"RT_24", \
"RT_25", \
"RT_26", \
"RT_27", \
"RT_28", \
"RT_29", \
"RT_30", \
"RT_ZIP" \
/** @def LOG_GROUP
* Active logging group.
*/
#ifndef LOG_GROUP
# define LOG_GROUP RTLOGGROUP_DEFAULT
#endif
/** @def LOG_FN_FMT
* You can use this to specify you desired way of printing __PRETTY_FUNCTION__
* if you dislike the default one.
*/
#ifndef LOG_FN_FMT
# define LOG_FN_FMT "%Rfn"
#endif
#ifdef LOG_INSTANCE
# error "LOG_INSTANCE is no longer supported."
#endif
#ifdef LOG_REL_INSTANCE
# error "LOG_REL_INSTANCE is no longer supported."
#endif
/** Logger structure. */
#ifdef IN_RC
typedef struct RTLOGGERRC RTLOGGER;
#else
typedef struct RTLOGGER RTLOGGER;
#endif
/** Pointer to logger structure. */
typedef RTLOGGER *PRTLOGGER;
/** Pointer to const logger structure. */
typedef const RTLOGGER *PCRTLOGGER;
/** Guest context logger structure. */
typedef struct RTLOGGERRC RTLOGGERRC;
/** Pointer to guest context logger structure. */
typedef RTLOGGERRC *PRTLOGGERRC;
/** Pointer to const guest context logger structure. */
typedef const RTLOGGERRC *PCRTLOGGERRC;
/**
* Logger phase.
*
* Used for signalling the log header/footer callback what to do.
*/
typedef enum RTLOGPHASE
{
/** Begin of the logging. */
RTLOGPHASE_BEGIN = 0,
/** End of the logging. */
RTLOGPHASE_END,
/** Before rotating the log file. */
RTLOGPHASE_PREROTATE,
/** After rotating the log file. */
RTLOGPHASE_POSTROTATE,
/** 32-bit type blow up hack. */
RTLOGPHASE_32BIT_HACK = 0x7fffffff
} RTLOGPHASE;
/**
* Logger function.
*
* @param pszFormat Format string.
* @param ... Optional arguments as specified in the format string.
*/
typedef DECLCALLBACK(void) FNRTLOGGER(const char *pszFormat, ...) RT_IPRT_FORMAT_ATTR(1, 2);
/** Pointer to logger function. */
typedef FNRTLOGGER *PFNRTLOGGER;
/**
* Flush function.
*
* @param pLogger Pointer to the logger instance which is to be flushed.
*/
typedef DECLCALLBACK(void) FNRTLOGFLUSH(PRTLOGGER pLogger);
/** Pointer to flush function. */
typedef FNRTLOGFLUSH *PFNRTLOGFLUSH;
/**
* Flush function.
*
* @param pLogger Pointer to the logger instance which is to be flushed.
*/
typedef DECLCALLBACK(void) FNRTLOGFLUSHGC(PRTLOGGERRC pLogger);
/** Pointer to logger function. */
typedef RCPTRTYPE(FNRTLOGFLUSHGC *) PFNRTLOGFLUSHGC;
/**
* Header/footer message callback.
*
* @param pLogger Pointer to the logger instance.
* @param pszFormat Format string.
* @param ... Optional arguments specified in the format string.
*/
typedef DECLCALLBACK(void) FNRTLOGPHASEMSG(PRTLOGGER pLogger, const char *pszFormat, ...) RT_IPRT_FORMAT_ATTR(2, 3);
/** Pointer to header/footer message callback function. */
typedef FNRTLOGPHASEMSG *PFNRTLOGPHASEMSG;
/**
* Log file header/footer callback.
*
* @param pLogger Pointer to the logger instance.
* @param enmLogPhase Indicates at what time the callback is invoked.
* @param pfnLogPhaseMsg Callback for writing the header/footer (RTLogPrintf
* and others are out of bounds).
*/
typedef DECLCALLBACK(void) FNRTLOGPHASE(PRTLOGGER pLogger, RTLOGPHASE enmLogPhase, PFNRTLOGPHASEMSG pfnLogPhaseMsg);
/** Pointer to log header/footer callback function. */
typedef FNRTLOGPHASE *PFNRTLOGPHASE;
/**
* Custom log prefix callback.
*
*
* @returns The number of chars written.
*
* @param pLogger Pointer to the logger instance.
* @param pchBuf Output buffer pointer.
* No need to terminate the output.
* @param cchBuf The size of the output buffer.
* @param pvUser The user argument.
*/
typedef DECLCALLBACK(size_t) FNRTLOGPREFIX(PRTLOGGER pLogger, char *pchBuf, size_t cchBuf, void *pvUser);
/** Pointer to prefix callback function. */
typedef FNRTLOGPREFIX *PFNRTLOGPREFIX;
/**
* Logger instance structure for raw-mode context (RC).
*/
struct RTLOGGERRC
{
/** Pointer to temporary scratch buffer.
* This is used to format the log messages. */
char achScratch[32768];
/** Current scratch buffer position. */
uint32_t offScratch;
/** This is set if a prefix is pending. */
bool fPendingPrefix;
bool afAlignment[3];
/** Pointer to the logger function.
* This is actually pointer to a wrapper which will push a pointer to the
* instance pointer onto the stack before jumping to the real logger function.
* A very unfortunate hack to work around the missing variadic macro support in C++. */
RCPTRTYPE(PFNRTLOGGER) pfnLogger;
/** Pointer to the flush function. */
PFNRTLOGFLUSHGC pfnFlush;
/** Magic number (RTLOGGERRC_MAGIC). */
uint32_t u32Magic;
/** Logger instance flags - RTLOGFLAGS. */
uint32_t fFlags;
/** Number of groups in the afGroups member. */
uint32_t cGroups;
/** Group flags array - RTLOGGRPFLAGS.
* This member have variable length and may extend way beyond
* the declared size of 1 entry. */
uint32_t afGroups[1];
};
/** RTLOGGERRC::u32Magic value. (John Rogers Searle) */
#define RTLOGGERRC_MAGIC 0x19320731
#ifndef IN_RC
/** Pointer to internal logger bits. */
typedef struct RTLOGGERINTERNAL *PRTLOGGERINTERNAL;
/**
* Logger instance structure.
*/
struct RTLOGGER
{
/** Pointer to temporary scratch buffer.
* This is used to format the log messages. */
char achScratch[49152];
/** Current scratch buffer position. */
uint32_t offScratch;
/** Magic number. */
uint32_t u32Magic;
/** Logger instance flags - RTLOGFLAGS. */
uint32_t fFlags;
/** Destination flags - RTLOGDEST. */
uint32_t fDestFlags;
/** Pointer to the internal bits of the logger.
* (The memory is allocated in the same block as RTLOGGER.) */
PRTLOGGERINTERNAL pInt;
/** Pointer to the logger function (used in non-C99 mode only).
*
* This is actually pointer to a wrapper which will push a pointer to the
* instance pointer onto the stack before jumping to the real logger function.
* A very unfortunate hack to work around the missing variadic macro
* support in older C++/C standards. (The memory is allocated using
* RTMemExecAlloc(), except for agnostic R0 code.) */
PFNRTLOGGER pfnLogger;
/** Number of groups in the afGroups and papszGroups members. */
uint32_t cGroups;
/** Group flags array - RTLOGGRPFLAGS.
* This member have variable length and may extend way beyond
* the declared size of 1 entry. */
uint32_t afGroups[1];
};
/** RTLOGGER::u32Magic value. (Avram Noam Chomsky) */
# define RTLOGGER_MAGIC UINT32_C(0x19281207)
#endif /* !IN_RC */
/**
* Logger flags.
*/
typedef enum RTLOGFLAGS
{
/** The logger instance is disabled for normal output. */
RTLOGFLAGS_DISABLED = 0x00000001,
/** The logger instance is using buffered output. */
RTLOGFLAGS_BUFFERED = 0x00000002,
/** The logger instance expands LF to CR/LF. */
RTLOGFLAGS_USECRLF = 0x00000010,
/** Append to the log destination where applicable. */
RTLOGFLAGS_APPEND = 0x00000020,
/** Show relative timestamps with PREFIX_TSC and PREFIX_TS */
RTLOGFLAGS_REL_TS = 0x00000040,
/** Show decimal timestamps with PREFIX_TSC and PREFIX_TS */
RTLOGFLAGS_DECIMAL_TS = 0x00000080,
/** Open the file in write through mode. */
RTLOGFLAGS_WRITE_THROUGH = 0x00000100,
/** Flush the file to disk when flushing the buffer. */
RTLOGFLAGS_FLUSH = 0x00000200,
/** Restrict the number of log entries per group. */
RTLOGFLAGS_RESTRICT_GROUPS = 0x00000400,
/** New lines should be prefixed with the write and read lock counts. */
RTLOGFLAGS_PREFIX_LOCK_COUNTS = 0x00008000,
/** New lines should be prefixed with the CPU id (ApicID on intel/amd). */
RTLOGFLAGS_PREFIX_CPUID = 0x00010000,
/** New lines should be prefixed with the native process id. */
RTLOGFLAGS_PREFIX_PID = 0x00020000,
/** New lines should be prefixed with group flag number causing the output. */
RTLOGFLAGS_PREFIX_FLAG_NO = 0x00040000,
/** New lines should be prefixed with group flag name causing the output. */
RTLOGFLAGS_PREFIX_FLAG = 0x00080000,
/** New lines should be prefixed with group number. */
RTLOGFLAGS_PREFIX_GROUP_NO = 0x00100000,
/** New lines should be prefixed with group name. */
RTLOGFLAGS_PREFIX_GROUP = 0x00200000,
/** New lines should be prefixed with the native thread id. */
RTLOGFLAGS_PREFIX_TID = 0x00400000,
/** New lines should be prefixed with thread name. */
RTLOGFLAGS_PREFIX_THREAD = 0x00800000,
/** New lines should be prefixed with data from a custom callback. */
RTLOGFLAGS_PREFIX_CUSTOM = 0x01000000,
/** New lines should be prefixed with formatted timestamp since program start. */
RTLOGFLAGS_PREFIX_TIME_PROG = 0x04000000,
/** New lines should be prefixed with formatted timestamp (UCT). */
RTLOGFLAGS_PREFIX_TIME = 0x08000000,
/** New lines should be prefixed with milliseconds since program start. */
RTLOGFLAGS_PREFIX_MS_PROG = 0x10000000,
/** New lines should be prefixed with timestamp. */
RTLOGFLAGS_PREFIX_TSC = 0x20000000,
/** New lines should be prefixed with timestamp. */
RTLOGFLAGS_PREFIX_TS = 0x40000000,
/** The prefix mask. */
RTLOGFLAGS_PREFIX_MASK = 0x7dff8000
} RTLOGFLAGS;
/**
* Logger per group flags.
*
* @remarks We only use the lower 16 bits here. We'll be combining it with the
* group number in a few places.
*/
typedef enum RTLOGGRPFLAGS
{
/** Enabled. */
RTLOGGRPFLAGS_ENABLED = 0x0001,
/** Flow logging. */
RTLOGGRPFLAGS_FLOW = 0x0002,
/** Warnings logging. */
RTLOGGRPFLAGS_WARN = 0x0004,
/* 0x0008 for later. */
/** Level 1 logging. */
RTLOGGRPFLAGS_LEVEL_1 = 0x0010,
/** Level 2 logging. */
RTLOGGRPFLAGS_LEVEL_2 = 0x0020,
/** Level 3 logging. */
RTLOGGRPFLAGS_LEVEL_3 = 0x0040,
/** Level 4 logging. */
RTLOGGRPFLAGS_LEVEL_4 = 0x0080,
/** Level 5 logging. */
RTLOGGRPFLAGS_LEVEL_5 = 0x0100,
/** Level 6 logging. */
RTLOGGRPFLAGS_LEVEL_6 = 0x0200,
/** Level 7 logging. */
RTLOGGRPFLAGS_LEVEL_7 = 0x0400,
/** Level 8 logging. */
RTLOGGRPFLAGS_LEVEL_8 = 0x0800,
/** Level 9 logging. */
RTLOGGRPFLAGS_LEVEL_9 = 0x1000,
/** Level 10 logging. */
RTLOGGRPFLAGS_LEVEL_10 = 0x2000,
/** Level 11 logging. */
RTLOGGRPFLAGS_LEVEL_11 = 0x4000,
/** Level 12 logging. */
RTLOGGRPFLAGS_LEVEL_12 = 0x8000,
/** Restrict the number of log entries. */
RTLOGGRPFLAGS_RESTRICT = 0x40000000,
/** Blow up the type. */
RTLOGGRPFLAGS_32BIT_HACK = 0x7fffffff
} RTLOGGRPFLAGS;
/**
* Logger destination type.
*/
typedef enum RTLOGDEST
{
/** Log to file. */
RTLOGDEST_FILE = 0x00000001,
/** Log to stdout. */
RTLOGDEST_STDOUT = 0x00000002,
/** Log to stderr. */
RTLOGDEST_STDERR = 0x00000004,
/** Log to debugger (win32 only). */
RTLOGDEST_DEBUGGER = 0x00000008,
/** Log to com port. */
RTLOGDEST_COM = 0x00000010,
/** Log a memory ring buffer. */
RTLOGDEST_RINGBUF = 0x00000020,
/** Just a dummy flag to be used when no other flag applies. */
RTLOGDEST_DUMMY = 0x20000000,
/** Log to a user defined output stream. */
RTLOGDEST_USER = 0x40000000
} RTLOGDEST;
RTDECL(void) RTLogPrintfEx(void *pvInstance, unsigned fFlags, unsigned iGroup,
const char *pszFormat, ...) RT_IPRT_FORMAT_ATTR(4, 5);
#ifdef DOXYGEN_RUNNING
# define LOG_DISABLED
# define LOG_ENABLED
# define LOG_ENABLE_FLOW
#endif
/** @def LOG_DISABLED
* Use this compile time define to disable all logging macros. It can
* be overridden for each of the logging macros by the LOG_ENABLE*
* compile time defines.
*/
/** @def LOG_ENABLED
* Use this compile time define to enable logging when not in debug mode
* or LOG_DISABLED is set.
* This will enabled Log() only.
*/
/** @def LOG_ENABLE_FLOW
* Use this compile time define to enable flow logging when not in
* debug mode or LOG_DISABLED is defined.
* This will enable LogFlow() only.
*/
/*
* Determine whether logging is enabled and forcefully normalize the indicators.
*/
#if (defined(DEBUG) || defined(LOG_ENABLED)) && !defined(LOG_DISABLED)
# undef LOG_DISABLED
# undef LOG_ENABLED
# define LOG_ENABLED
#else
# undef LOG_ENABLED
# undef LOG_DISABLED
# define LOG_DISABLED
#endif
/** @def LOG_USE_C99
* Governs the use of variadic macros.
*/
#ifndef LOG_USE_C99
# if defined(RT_ARCH_AMD64) || defined(RT_OS_DARWIN) || defined(RT_ARCH_SPARC) || defined(RT_ARCH_SPARC64)
# define LOG_USE_C99
# endif
#endif
/** @name Macros for checking whether a log level is enabled.
* @{ */
/** @def LogIsItEnabled
* Checks whether the specified logging group is enabled or not.
*/
#ifdef LOG_ENABLED
# define LogIsItEnabled(a_fFlags, a_iGroup) ( RTLogDefaultInstanceEx(RT_MAKE_U32(a_fFlags, a_iGroup)) != NULL )
#else
# define LogIsItEnabled(a_fFlags, a_iGroup) (false)
#endif
/** @def LogIsEnabled
* Checks whether level 1 logging is enabled.
*/
#define LogIsEnabled() LogIsItEnabled(RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP)
/** @def LogIs2Enabled
* Checks whether level 2 logging is enabled.
*/
#define LogIs2Enabled() LogIsItEnabled(RTLOGGRPFLAGS_LEVEL_2, LOG_GROUP)
/** @def LogIs3Enabled
* Checks whether level 3 logging is enabled.
*/
#define LogIs3Enabled() LogIsItEnabled(RTLOGGRPFLAGS_LEVEL_3, LOG_GROUP)
/** @def LogIs4Enabled
* Checks whether level 4 logging is enabled.
*/
#define LogIs4Enabled() LogIsItEnabled(RTLOGGRPFLAGS_LEVEL_4, LOG_GROUP)
/** @def LogIs5Enabled
* Checks whether level 5 logging is enabled.
*/
#define LogIs5Enabled() LogIsItEnabled(RTLOGGRPFLAGS_LEVEL_5, LOG_GROUP)
/** @def LogIs6Enabled
* Checks whether level 6 logging is enabled.
*/
#define LogIs6Enabled() LogIsItEnabled(RTLOGGRPFLAGS_LEVEL_6, LOG_GROUP)
/** @def LogIs7Enabled
* Checks whether level 7 logging is enabled.
*/
#define LogIs7Enabled() LogIsItEnabled(RTLOGGRPFLAGS_LEVEL_7, LOG_GROUP)
/** @def LogIs8Enabled
* Checks whether level 8 logging is enabled.
*/
#define LogIs8Enabled() LogIsItEnabled(RTLOGGRPFLAGS_LEVEL_8, LOG_GROUP)
/** @def LogIs9Enabled
* Checks whether level 9 logging is enabled.
*/
#define LogIs9Enabled() LogIsItEnabled(RTLOGGRPFLAGS_LEVEL_9, LOG_GROUP)
/** @def LogIs10Enabled
* Checks whether level 10 logging is enabled.
*/
#define LogIs10Enabled() LogIsItEnabled(RTLOGGRPFLAGS_LEVEL_10, LOG_GROUP)
/** @def LogIs11Enabled
* Checks whether level 11 logging is enabled.
*/
#define LogIs11Enabled() LogIsItEnabled(RTLOGGRPFLAGS_LEVEL_11, LOG_GROUP)
/** @def LogIs12Enabled
* Checks whether level 12 logging is enabled.
*/
#define LogIs12Enabled() LogIsItEnabled(RTLOGGRPFLAGS_LEVEL_12, LOG_GROUP)
/** @def LogIsFlowEnabled
* Checks whether execution flow logging is enabled.
*/
#define LogIsFlowEnabled() LogIsItEnabled(RTLOGGRPFLAGS_FLOW, LOG_GROUP)
/** @def LogIsWarnEnabled
* Checks whether execution flow logging is enabled.
*/
#define LogIsWarnEnabled() LogIsItEnabled(RTLOGGRPFLAGS_WARN, LOG_GROUP)
/** @} */
/** @def LogIt
* Write to specific logger if group enabled.
*/
#ifdef LOG_ENABLED
# if defined(LOG_USE_C99)
# define _LogRemoveParentheseis(...) __VA_ARGS__
# define _LogIt(a_fFlags, a_iGroup, ...) \
do \
{ \
register PRTLOGGER LogIt_pLogger = RTLogDefaultInstanceEx(RT_MAKE_U32(a_fFlags, a_iGroup)); \
if (RT_LIKELY(!LogIt_pLogger)) \
{ /* likely */ } \
else \
RTLogLoggerEx(LogIt_pLogger, a_fFlags, a_iGroup, __VA_ARGS__); \
} while (0)
# define LogIt(a_fFlags, a_iGroup, fmtargs) _LogIt(a_fFlags, a_iGroup, _LogRemoveParentheseis fmtargs)
# define _LogItAlways(a_fFlags, a_iGroup, ...) RTLogLoggerEx(NULL, a_fFlags, UINT32_MAX, __VA_ARGS__)
# define LogItAlways(a_fFlags, a_iGroup, fmtargs) _LogItAlways(a_fFlags, a_iGroup, _LogRemoveParentheseis fmtargs)
/** @todo invent a flag or something for skipping the group check so we can pass iGroup. LogItAlways. */
# else
# define LogIt(a_fFlags, a_iGroup, fmtargs) \
do \
{ \
register PRTLOGGER LogIt_pLogger = RTLogDefaultInstanceEx(RT_MAKE_U32(a_fFlags, a_iGroup)); \
if (RT_LIKELY(!LogIt_pLogger)) \
{ /* likely */ } \
else \
{ \
LogIt_pLogger->pfnLogger fmtargs; \
} \
} while (0)
# define LogItAlways(a_fFlags, a_iGroup, fmtargs) \
do \
{ \
register PRTLOGGER LogIt_pLogger = RTLogDefaultInstanceEx(RT_MAKE_U32(0, UINT16_MAX)); \
if (LogIt_pLogger) \
LogIt_pLogger->pfnLogger fmtargs; \
} while (0)
# endif
#else
# define LogIt(a_fFlags, a_iGroup, fmtargs) do { } while (0)
# define LogItAlways(a_fFlags, a_iGroup, fmtargs) do { } while (0)
# if defined(LOG_USE_C99)
# define _LogRemoveParentheseis(...) __VA_ARGS__
# define _LogIt(a_fFlags, a_iGroup, ...) do { } while (0)
# define _LogItAlways(a_fFlags, a_iGroup, ...) do { } while (0)
# endif
#endif
/** @name Basic logging macros
* @{ */
/** @def Log
* Level 1 logging that works regardless of the group settings.
*/
#define LogAlways(a) LogItAlways(RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, a)
/** @def Log
* Level 1 logging.
*/
#define Log(a) LogIt(RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, a)
/** @def Log2
* Level 2 logging.
*/
#define Log2(a) LogIt(RTLOGGRPFLAGS_LEVEL_2, LOG_GROUP, a)
/** @def Log3
* Level 3 logging.
*/
#define Log3(a) LogIt(RTLOGGRPFLAGS_LEVEL_3, LOG_GROUP, a)
/** @def Log4
* Level 4 logging.
*/
#define Log4(a) LogIt(RTLOGGRPFLAGS_LEVEL_4, LOG_GROUP, a)
/** @def Log5
* Level 5 logging.
*/
#define Log5(a) LogIt(RTLOGGRPFLAGS_LEVEL_5, LOG_GROUP, a)
/** @def Log6
* Level 6 logging.
*/
#define Log6(a) LogIt(RTLOGGRPFLAGS_LEVEL_6, LOG_GROUP, a)
/** @def Log7
* Level 7 logging.
*/
#define Log7(a) LogIt(RTLOGGRPFLAGS_LEVEL_7, LOG_GROUP, a)
/** @def Log8
* Level 8 logging.
*/
#define Log8(a) LogIt(RTLOGGRPFLAGS_LEVEL_8, LOG_GROUP, a)
/** @def Log9
* Level 9 logging.
*/
#define Log9(a) LogIt(RTLOGGRPFLAGS_LEVEL_9, LOG_GROUP, a)
/** @def Log10
* Level 10 logging.
*/
#define Log10(a) LogIt(RTLOGGRPFLAGS_LEVEL_10, LOG_GROUP, a)
/** @def Log11
* Level 11 logging.
*/
#define Log11(a) LogIt(RTLOGGRPFLAGS_LEVEL_11, LOG_GROUP, a)
/** @def Log12
* Level 12 logging.
*/
#define Log12(a) LogIt(RTLOGGRPFLAGS_LEVEL_12, LOG_GROUP, a)
/** @def LogFlow
* Logging of execution flow.
*/
#define LogFlow(a) LogIt(RTLOGGRPFLAGS_FLOW, LOG_GROUP, a)
/** @def LogWarn
* Logging of warnings.
*/
#define LogWarn(a) LogIt(RTLOGGRPFLAGS_WARN, LOG_GROUP, a)
/** @} */
/** @name Logging macros prefixing the current function name.
* @{ */
/** @def LogFunc
* Level 1 logging inside C/C++ functions.
*
* Prepends the given log message with the function name followed by a
* semicolon and space.
*
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define LogFunc(a) _LogIt(RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, LOG_FN_FMT ": %M", RT_GCC_EXTENSION __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define LogFunc(a) do { Log((LOG_FN_FMT ": ", RT_GCC_EXTENSION __PRETTY_FUNCTION__)); Log(a); } while (0)
#endif
/** @def Log2Func
* Level 2 logging inside C/C++ functions.
*
* Prepends the given log message with the function name followed by a
* semicolon and space.
*
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define Log2Func(a) _LogIt(RTLOGGRPFLAGS_LEVEL_2, LOG_GROUP, LOG_FN_FMT ": %M", RT_GCC_EXTENSION __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define Log2Func(a) do { Log2((LOG_FN_FMT ": ", RT_GCC_EXTENSION __PRETTY_FUNCTION__)); Log2(a); } while (0)
#endif
/** @def Log3Func
* Level 3 logging inside C/C++ functions.
*
* Prepends the given log message with the function name followed by a
* semicolon and space.
*
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define Log3Func(a) _LogIt(RTLOGGRPFLAGS_LEVEL_3, LOG_GROUP, LOG_FN_FMT ": %M", RT_GCC_EXTENSION __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define Log3Func(a) do { Log3((LOG_FN_FMT ": ", RT_GCC_EXTENSION __PRETTY_FUNCTION__)); Log3(a); } while (0)
#endif
/** @def Log4Func
* Level 4 logging inside C/C++ functions.
*
* Prepends the given log message with the function name followed by a
* semicolon and space.
*
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define Log4Func(a) _LogIt(RTLOGGRPFLAGS_LEVEL_4, LOG_GROUP, LOG_FN_FMT ": %M", RT_GCC_EXTENSION __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define Log4Func(a) do { Log4((LOG_FN_FMT ": ", RT_GCC_EXTENSION __PRETTY_FUNCTION__)); Log4(a); } while (0)
#endif
/** @def Log5Func
* Level 5 logging inside C/C++ functions.
*
* Prepends the given log message with the function name followed by a
* semicolon and space.
*
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define Log5Func(a) _LogIt(RTLOGGRPFLAGS_LEVEL_5, LOG_GROUP, LOG_FN_FMT ": %M", RT_GCC_EXTENSION __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define Log5Func(a) do { Log5((LOG_FN_FMT ": ", RT_GCC_EXTENSION __PRETTY_FUNCTION__)); Log5(a); } while (0)
#endif
/** @def Log6Func
* Level 6 logging inside C/C++ functions.
*
* Prepends the given log message with the function name followed by a
* semicolon and space.
*
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define Log6Func(a) _LogIt(RTLOGGRPFLAGS_LEVEL_6, LOG_GROUP, LOG_FN_FMT ": %M", RT_GCC_EXTENSION __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define Log6Func(a) do { Log6((LOG_FN_FMT ": ", RT_GCC_EXTENSION __PRETTY_FUNCTION__)); Log6(a); } while (0)
#endif
/** @def Log7Func
* Level 7 logging inside C/C++ functions.
*
* Prepends the given log message with the function name followed by a
* semicolon and space.
*
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define Log7Func(a) _LogIt(RTLOGGRPFLAGS_LEVEL_7, LOG_GROUP, LOG_FN_FMT ": %M", RT_GCC_EXTENSION __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define Log7Func(a) do { Log7((LOG_FN_FMT ": ", RT_GCC_EXTENSION __PRETTY_FUNCTION__)); Log7(a); } while (0)
#endif
/** @def Log8Func
* Level 8 logging inside C/C++ functions.
*
* Prepends the given log message with the function name followed by a
* semicolon and space.
*
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define Log8Func(a) _LogIt(RTLOGGRPFLAGS_LEVEL_8, LOG_GROUP, LOG_FN_FMT ": %M", RT_GCC_EXTENSION __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define Log8Func(a) do { Log8((LOG_FN_FMT ": ", RT_GCC_EXTENSION __PRETTY_FUNCTION__)); Log8(a); } while (0)
#endif
/** @def Log9Func
* Level 9 logging inside C/C++ functions.
*
* Prepends the given log message with the function name followed by a
* semicolon and space.
*
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define Log9Func(a) _LogIt(RTLOGGRPFLAGS_LEVEL_9, LOG_GROUP, LOG_FN_FMT ": %M", RT_GCC_EXTENSION __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define Log9Func(a) do { Log9((LOG_FN_FMT ": ", RT_GCC_EXTENSION __PRETTY_FUNCTION__)); Log9(a); } while (0)
#endif
/** @def Log10Func
* Level 10 logging inside C/C++ functions.
*
* Prepends the given log message with the function name followed by a
* semicolon and space.
*
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define Log10Func(a) _LogIt(RTLOGGRPFLAGS_LEVEL_10, LOG_GROUP, LOG_FN_FMT ": %M", RT_GCC_EXTENSION __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define Log10Func(a) do { Log10((LOG_FN_FMT ": ", RT_GCC_EXTENSION __PRETTY_FUNCTION__)); Log10(a); } while (0)
#endif
/** @def Log11Func
* Level 11 logging inside C/C++ functions.
*
* Prepends the given log message with the function name followed by a
* semicolon and space.
*
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define Log11Func(a) _LogIt(RTLOGGRPFLAGS_LEVEL_11, LOG_GROUP, LOG_FN_FMT ": %M", RT_GCC_EXTENSION __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define Log11Func(a) do { Log11((LOG_FN_FMT ": ", RT_GCC_EXTENSION __PRETTY_FUNCTION__)); Log11(a); } while (0)
#endif
/** @def Log12Func
* Level 12 logging inside C/C++ functions.
*
* Prepends the given log message with the function name followed by a
* semicolon and space.
*
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define Log12Func(a) _LogIt(RTLOGGRPFLAGS_LEVEL_12, LOG_GROUP, LOG_FN_FMT ": %M", RT_GCC_EXTENSION __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define Log12Func(a) do { Log12((LOG_FN_FMT ": ", RT_GCC_EXTENSION __PRETTY_FUNCTION__)); Log12(a); } while (0)
#endif
/** @def LogFlowFunc
* Macro to log the execution flow inside C/C++ functions.
*
* Prepends the given log message with the function name followed by
* a semicolon and space.
*
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define LogFlowFunc(a) \
_LogIt(RTLOGGRPFLAGS_FLOW, LOG_GROUP, LOG_FN_FMT ": %M", RT_GCC_EXTENSION __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define LogFlowFunc(a) \
do { LogFlow((LOG_FN_FMT ": ", RT_GCC_EXTENSION __PRETTY_FUNCTION__)); LogFlow(a); } while (0)
#endif
/** @def LogWarnFunc
* Macro to log a warning inside C/C++ functions.
*
* Prepends the given log message with the function name followed by
* a semicolon and space.
*
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define LogWarnFunc(a) \
_LogIt(RTLOGGRPFLAGS_WARN, LOG_GROUP, LOG_FN_FMT ": %M", __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define LogWarnFunc(a) \
do { LogFlow((LOG_FN_FMT ": ", __PRETTY_FUNCTION__)); LogFlow(a); } while (0)
#endif
/** @} */
/** @name Logging macros prefixing the this pointer value and method name.
* @{ */
/** @def LogThisFunc
* Level 1 logging inside a C++ non-static method, with object pointer and
* method name prefixed to the given message.
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define LogThisFunc(a) \
_LogIt(RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, "{%p} " LOG_FN_FMT ": %M", this, __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define LogThisFunc(a) do { Log(("{%p} " LOG_FN_FMT ": ", this, __PRETTY_FUNCTION__)); Log(a); } while (0)
#endif
/** @def Log2ThisFunc
* Level 2 logging inside a C++ non-static method, with object pointer and
* method name prefixed to the given message.
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define Log2ThisFunc(a) \
_LogIt(RTLOGGRPFLAGS_LEVEL_2, LOG_GROUP, "{%p} " LOG_FN_FMT ": %M", this, __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define Log2ThisFunc(a) do { Log2(("{%p} " LOG_FN_FMT ": ", this, __PRETTY_FUNCTION__)); Log2(a); } while (0)
#endif
/** @def Log3ThisFunc
* Level 3 logging inside a C++ non-static method, with object pointer and
* method name prefixed to the given message.
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define Log3ThisFunc(a) \
_LogIt(RTLOGGRPFLAGS_LEVEL_3, LOG_GROUP, "{%p} " LOG_FN_FMT ": %M", this, __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define Log3ThisFunc(a) do { Log3(("{%p} " LOG_FN_FMT ": ", this, __PRETTY_FUNCTION__)); Log3(a); } while (0)
#endif
/** @def Log4ThisFunc
* Level 4 logging inside a C++ non-static method, with object pointer and
* method name prefixed to the given message.
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define Log4ThisFunc(a) \
_LogIt(RTLOGGRPFLAGS_LEVEL_4, LOG_GROUP, "{%p} " LOG_FN_FMT ": %M", this, __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define Log4ThisFunc(a) do { Log4(("{%p} " LOG_FN_FMT ": ", this, __PRETTY_FUNCTION__)); Log4(a); } while (0)
#endif
/** @def Log5ThisFunc
* Level 5 logging inside a C++ non-static method, with object pointer and
* method name prefixed to the given message.
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define Log5ThisFunc(a) \
_LogIt(RTLOGGRPFLAGS_LEVEL_5, LOG_GROUP, "{%p} " LOG_FN_FMT ": %M", this, __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define Log5ThisFunc(a) do { Log5(("{%p} " LOG_FN_FMT ": ", this, __PRETTY_FUNCTION__)); Log5(a); } while (0)
#endif
/** @def Log6ThisFunc
* Level 6 logging inside a C++ non-static method, with object pointer and
* method name prefixed to the given message.
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define Log6ThisFunc(a) \
_LogIt(RTLOGGRPFLAGS_LEVEL_6, LOG_GROUP, "{%p} " LOG_FN_FMT ": %M", this, __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define Log6ThisFunc(a) do { Log6(("{%p} " LOG_FN_FMT ": ", this, __PRETTY_FUNCTION__)); Log6(a); } while (0)
#endif
/** @def Log7ThisFunc
* Level 7 logging inside a C++ non-static method, with object pointer and
* method name prefixed to the given message.
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define Log7ThisFunc(a) \
_LogIt(RTLOGGRPFLAGS_LEVEL_7, LOG_GROUP, "{%p} " LOG_FN_FMT ": %M", this, __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define Log7ThisFunc(a) do { Log7(("{%p} " LOG_FN_FMT ": ", this, __PRETTY_FUNCTION__)); Log7(a); } while (0)
#endif
/** @def Log8ThisFunc
* Level 8 logging inside a C++ non-static method, with object pointer and
* method name prefixed to the given message.
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define Log8ThisFunc(a) \
_LogIt(RTLOGGRPFLAGS_LEVEL_8, LOG_GROUP, "{%p} " LOG_FN_FMT ": %M", this, __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define Log8ThisFunc(a) do { Log8(("{%p} " LOG_FN_FMT ": ", this, __PRETTY_FUNCTION__)); Log8(a); } while (0)
#endif
/** @def Log9ThisFunc
* Level 9 logging inside a C++ non-static method, with object pointer and
* method name prefixed to the given message.
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define Log9ThisFunc(a) \
_LogIt(RTLOGGRPFLAGS_LEVEL_9, LOG_GROUP, "{%p} " LOG_FN_FMT ": %M", this, __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define Log9ThisFunc(a) do { Log9(("{%p} " LOG_FN_FMT ": ", this, __PRETTY_FUNCTION__)); Log9(a); } while (0)
#endif
/** @def Log10ThisFunc
* Level 10 logging inside a C++ non-static method, with object pointer and
* method name prefixed to the given message.
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define Log10ThisFunc(a) \
_LogIt(RTLOGGRPFLAGS_LEVEL_10, LOG_GROUP, "{%p} " LOG_FN_FMT ": %M", this, __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define Log10ThisFunc(a) do { Log10(("{%p} " LOG_FN_FMT ": ", this, __PRETTY_FUNCTION__)); Log10(a); } while (0)
#endif
/** @def Log11ThisFunc
* Level 11 logging inside a C++ non-static method, with object pointer and
* method name prefixed to the given message.
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define Log11ThisFunc(a) \
_LogIt(RTLOGGRPFLAGS_LEVEL_11, LOG_GROUP, "{%p} " LOG_FN_FMT ": %M", this, __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define Log11ThisFunc(a) do { Log11(("{%p} " LOG_FN_FMT ": ", this, __PRETTY_FUNCTION__)); Log11(a); } while (0)
#endif
/** @def Log12ThisFunc
* Level 12 logging inside a C++ non-static method, with object pointer and
* method name prefixed to the given message.
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define Log12ThisFunc(a) \
_LogIt(RTLOGGRPFLAGS_LEVEL_12, LOG_GROUP, "{%p} " LOG_FN_FMT ": %M", this, __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define Log12ThisFunc(a) do { Log12(("{%p} " LOG_FN_FMT ": ", this, __PRETTY_FUNCTION__)); Log12(a); } while (0)
#endif
/** @def LogFlowThisFunc
* Flow level logging inside a C++ non-static method, with object pointer and
* method name prefixed to the given message.
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define LogFlowThisFunc(a) \
_LogIt(RTLOGGRPFLAGS_FLOW, LOG_GROUP, "{%p} " LOG_FN_FMT ": %M", this, __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define LogFlowThisFunc(a) do { LogFlow(("{%p} " LOG_FN_FMT ": ", this, __PRETTY_FUNCTION__)); LogFlow(a); } while (0)
#endif
/** @def LogWarnThisFunc
* Warning level logging inside a C++ non-static method, with object pointer and
* method name prefixed to the given message.
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define LogWarnThisFunc(a) \
_LogIt(RTLOGGRPFLAGS_WARN, LOG_GROUP, "{%p} " LOG_FN_FMT ": %M", this, __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define LogWarnThisFunc(a) do { LogWarn(("{%p} " LOG_FN_FMT ": ", this, __PRETTY_FUNCTION__)); LogWarn(a); } while (0)
#endif
/** @} */
/** @name Misc Logging Macros
* @{ */
/** @def Log1Warning
* The same as Log(), but prepents a <tt>"WARNING! "</tt> string to the message.
*
* @param a Custom log message in format <tt>("string\n" [, args])</tt>.
*/
#if defined(LOG_USE_C99)
# define Log1Warning(a) _LogIt(RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, "WARNING! %M", _LogRemoveParentheseis a )
#else
# define Log1Warning(a) do { Log(("WARNING! ")); Log(a); } while (0)
#endif
/** @def Log1WarningFunc
* The same as LogWarning(), but prepents the log message with the function name.
*
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define Log1WarningFunc(a) \
_LogIt(RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, LOG_FN_FMT ": WARNING! %M", __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define Log1WarningFunc(a) \
do { Log((LOG_FN_FMT ": WARNING! ", __PRETTY_FUNCTION__)); Log(a); } while (0)
#endif
/** @def Log1WarningThisFunc
* The same as LogWarningFunc() but for class functions (methods): the resulting
* log line is additionally prepended with a hex value of |this| pointer.
*
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define Log1WarningThisFunc(a) \
_LogIt(RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, "{%p} " LOG_FN_FMT ": WARNING! %M", this, __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define Log1WarningThisFunc(a) \
do { Log(("{%p} " LOG_FN_FMT ": WARNING! ", this, __PRETTY_FUNCTION__)); Log(a); } while (0)
#endif
/** Shortcut to |LogFlowFunc ("ENTER\n")|, marks the beginnig of the function. */
#define LogFlowFuncEnter() LogFlowFunc(("ENTER\n"))
/** Shortcut to |LogFlowFunc ("LEAVE\n")|, marks the end of the function. */
#define LogFlowFuncLeave() LogFlowFunc(("LEAVE\n"))
/** Shortcut to |LogFlowFunc ("LEAVE: %Rrc\n")|, marks the end of the function. */
#define LogFlowFuncLeaveRC(rc) LogFlowFunc(("LEAVE: %Rrc\n", (rc)))
/** Shortcut to |LogFlowThisFunc ("ENTER\n")|, marks the beginnig of the function. */
#define LogFlowThisFuncEnter() LogFlowThisFunc(("ENTER\n"))
/** Shortcut to |LogFlowThisFunc ("LEAVE\n")|, marks the end of the function. */
#define LogFlowThisFuncLeave() LogFlowThisFunc(("LEAVE\n"))
/** @def LogObjRefCnt
* Helper macro to print the current reference count of the given COM object
* to the log file.
*
* @param pObj Pointer to the object in question (must be a pointer to an
* IUnknown subclass or simply define COM-style AddRef() and
* Release() methods)
*/
#define LogObjRefCnt(pObj) \
do { \
if (LogIsFlowEnabled()) \
{ \
int cRefsForLog = (pObj)->AddRef(); \
LogFlow((#pObj "{%p}.refCnt=%d\n", (pObj), cRefsForLog - 1)); \
(pObj)->Release(); \
} \
} while (0)
/** @} */
/** @name Passing Function Call Position When Logging.
*
* This is a little bit ugly as we have to omit the comma before the
* position parameters so that we don't inccur any overhead in non-logging
* builds (!defined(LOG_ENABLED).
*
* @{ */
/** Source position for passing to a function call. */
#ifdef LOG_ENABLED
# define RTLOG_COMMA_SRC_POS , __FILE__, __LINE__, __PRETTY_FUNCTION__
#else
# define RTLOG_COMMA_SRC_POS RT_NOTHING
#endif
/** Source position declaration. */
#ifdef LOG_ENABLED
# define RTLOG_COMMA_SRC_POS_DECL , const char *pszFile, unsigned iLine, const char *pszFunction
#else
# define RTLOG_COMMA_SRC_POS_DECL RT_NOTHING
#endif
/** Source position arguments. */
#ifdef LOG_ENABLED
# define RTLOG_COMMA_SRC_POS_ARGS , pszFile, iLine, pszFunction
#else
# define RTLOG_COMMA_SRC_POS_ARGS RT_NOTHING
#endif
/** Applies NOREF() to the source position arguments. */
#ifdef LOG_ENABLED
# define RTLOG_SRC_POS_NOREF() do { NOREF(pszFile); NOREF(iLine); NOREF(pszFunction); } while (0)
#else
# define RTLOG_SRC_POS_NOREF() do { } while (0)
#endif
/** @} */
/** @name Release Logging
* @{
*/
#ifdef DOXYGEN_RUNNING
# define RTLOG_REL_DISABLED
# define RTLOG_REL_ENABLED
#endif
/** @def RTLOG_REL_DISABLED
* Use this compile time define to disable all release logging
* macros.
*/
/** @def RTLOG_REL_ENABLED
* Use this compile time define to override RTLOG_REL_DISABLE.
*/
/*
* Determine whether release logging is enabled and forcefully normalize the indicators.
*/
#if !defined(RTLOG_REL_DISABLED) || defined(RTLOG_REL_ENABLED)
# undef RTLOG_REL_DISABLED
# undef RTLOG_REL_ENABLED
# define RTLOG_REL_ENABLED
#else
# undef RTLOG_REL_ENABLED
# undef RTLOG_REL_DISABLED
# define RTLOG_REL_DISABLED
#endif
/** @name Macros for checking whether a release log level is enabled.
* @{ */
/** @def LogRelIsItEnabled
* Checks whether the specified release logging group is enabled or not.
*/
#define LogRelIsItEnabled(a_fFlags, a_iGroup) ( RTLogRelGetDefaultInstanceEx(RT_MAKE_U32(a_fFlags, a_iGroup)) != NULL )
/** @def LogRelIsEnabled
* Checks whether level 1 release logging is enabled.
*/
#define LogRelIsEnabled() LogRelIsItEnabled(RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP)
/** @def LogRelIs2Enabled
* Checks whether level 2 release logging is enabled.
*/
#define LogRelIs2Enabled() LogRelIsItEnabled(RTLOGGRPFLAGS_LEVEL_2, LOG_GROUP)
/** @def LogRelIs3Enabled
* Checks whether level 3 release logging is enabled.
*/
#define LogRelIs3Enabled() LogRelIsItEnabled(RTLOGGRPFLAGS_LEVEL_3, LOG_GROUP)
/** @def LogRelIs4Enabled
* Checks whether level 4 release logging is enabled.
*/
#define LogRelIs4Enabled() LogRelIsItEnabled(RTLOGGRPFLAGS_LEVEL_4, LOG_GROUP)
/** @def LogRelIs5Enabled
* Checks whether level 5 release logging is enabled.
*/
#define LogRelIs5Enabled() LogRelIsItEnabled(RTLOGGRPFLAGS_LEVEL_5, LOG_GROUP)
/** @def LogRelIs6Enabled
* Checks whether level 6 release logging is enabled.
*/
#define LogRelIs6Enabled() LogRelIsItEnabled(RTLOGGRPFLAGS_LEVEL_6, LOG_GROUP)
/** @def LogRelIs7Enabled
* Checks whether level 7 release logging is enabled.
*/
#define LogRelIs7Enabled() LogRelIsItEnabled(RTLOGGRPFLAGS_LEVEL_7, LOG_GROUP)
/** @def LogRelIs8Enabled
* Checks whether level 8 release logging is enabled.
*/
#define LogRelIs8Enabled() LogRelIsItEnabled(RTLOGGRPFLAGS_LEVEL_8, LOG_GROUP)
/** @def LogRelIs2Enabled
* Checks whether level 9 release logging is enabled.
*/
#define LogRelIs9Enabled() LogRelIsItEnabled(RTLOGGRPFLAGS_LEVEL_9, LOG_GROUP)
/** @def LogRelIs10Enabled
* Checks whether level 10 release logging is enabled.
*/
#define LogRelIs10Enabled() LogRelIsItEnabled(RTLOGGRPFLAGS_LEVEL_10, LOG_GROUP)
/** @def LogRelIs11Enabled
* Checks whether level 10 release logging is enabled.
*/
#define LogRelIs11Enabled() LogRelIsItEnabled(RTLOGGRPFLAGS_LEVEL_11, LOG_GROUP)
/** @def LogRelIs12Enabled
* Checks whether level 12 release logging is enabled.
*/
#define LogRelIs12Enabled() LogRelIsItEnabled(RTLOGGRPFLAGS_LEVEL_12, LOG_GROUP)
/** @def LogRelIsFlowEnabled
* Checks whether execution flow release logging is enabled.
*/
#define LogRelIsFlowEnabled() LogRelIsItEnabled(RTLOGGRPFLAGS_FLOW, LOG_GROUP)
/** @def LogRelIsWarnEnabled
* Checks whether warning level release logging is enabled.
*/
#define LogRelIsWarnEnabled() LogRelIsItEnabled(RTLOGGRPFLAGS_FLOW, LOG_GROUP)
/** @} */
/** @def LogRelIt
* Write to specific logger if group enabled.
*/
/** @def LogRelItLikely
* Write to specific logger if group enabled, assuming it likely it is enabled.
*/
/** @def LogRelMaxIt
* Write to specific logger if group enabled and at less than a_cMax messages
* have hit the log. Uses a static variable to count.
*/
#ifdef RTLOG_REL_ENABLED
# if defined(LOG_USE_C99)
# define _LogRelRemoveParentheseis(...) __VA_ARGS__
# define _LogRelIt(a_fFlags, a_iGroup, ...) \
do \
{ \
PRTLOGGER LogRelIt_pLogger = RTLogRelGetDefaultInstanceEx(RT_MAKE_U32(a_fFlags, a_iGroup)); \
if (RT_LIKELY(!LogRelIt_pLogger)) \
{ /* likely */ } \
else \
RTLogLoggerEx(LogRelIt_pLogger, a_fFlags, a_iGroup, __VA_ARGS__); \
_LogIt(a_fFlags, a_iGroup, __VA_ARGS__); \
} while (0)
# define LogRelIt(a_fFlags, a_iGroup, fmtargs) \
_LogRelIt(a_fFlags, a_iGroup, _LogRelRemoveParentheseis fmtargs)
# define _LogRelItLikely(a_fFlags, a_iGroup, ...) \
do \
{ \
PRTLOGGER LogRelIt_pLogger = RTLogRelGetDefaultInstanceEx(RT_MAKE_U32(a_fFlags, a_iGroup)); \
if (LogRelIt_pLogger) \
RTLogLoggerEx(LogRelIt_pLogger, a_fFlags, a_iGroup, __VA_ARGS__); \
_LogIt(a_fFlags, a_iGroup, __VA_ARGS__); \
} while (0)
# define LogRelItLikely(a_fFlags, a_iGroup, fmtargs) \
_LogRelItLikely(a_fFlags, a_iGroup, _LogRelRemoveParentheseis fmtargs)
# define _LogRelMaxIt(a_cMax, a_fFlags, a_iGroup, ...) \
do \
{ \
PRTLOGGER LogRelIt_pLogger = RTLogRelGetDefaultInstanceEx(RT_MAKE_U32(a_fFlags, a_iGroup)); \
if (LogRelIt_pLogger) \
{ \
static uint32_t s_LogRelMaxIt_cLogged = 0; \
if (s_LogRelMaxIt_cLogged < (a_cMax)) \
{ \
s_LogRelMaxIt_cLogged++; \
RTLogLoggerEx(LogRelIt_pLogger, a_fFlags, a_iGroup, __VA_ARGS__); \
} \
} \
_LogIt(a_fFlags, a_iGroup, __VA_ARGS__); \
} while (0)
# define LogRelMaxIt(a_cMax, a_fFlags, a_iGroup, fmtargs) \
_LogRelMaxIt(a_cMax, a_fFlags, a_iGroup, _LogRelRemoveParentheseis fmtargs)
# else
# define LogRelItLikely(a_fFlags, a_iGroup, fmtargs) \
do \
{ \
PRTLOGGER LogRelIt_pLogger = RTLogRelGetDefaultInstanceEx(RT_MAKE_U32(a_fFlags, a_iGroup)); \
if (LogRelIt_pLogger) \
{ \
LogRelIt_pLogger->pfnLogger fmtargs; \
} \
LogIt(a_fFlags, a_iGroup, fmtargs); \
} while (0)
# define LogRelIt(a_fFlags, a_iGroup, fmtargs) \
do \
{ \
PRTLOGGER LogRelIt_pLogger = RTLogRelGetDefaultInstanceEx(RT_MAKE_U32(a_fFlags, a_iGroup)); \
if (RT_LIKELY(!LogRelIt_pLogger)) \
{ /* likely */ } \
else \
{ \
LogRelIt_pLogger->pfnLogger fmtargs; \
} \
LogIt(a_fFlags, a_iGroup, fmtargs); \
} while (0)
# define LogRelMaxIt(a_cMax, a_fFlags, a_iGroup, fmtargs) \
do \
{ \
PRTLOGGER LogRelIt_pLogger = RTLogRelGetDefaultInstanceEx(RT_MAKE_U32(a_fFlags, a_iGroup)); \
if (LogRelIt_pLogger) \
{ \
static uint32_t s_LogRelMaxIt_cLogged = 0; \
if (s_LogRelMaxIt_cLogged < (a_cMax)) \
{ \
s_LogRelMaxIt_cLogged++; \
LogRelIt_pLogger->pfnLogger fmtargs; \
} \
} \
LogIt(a_fFlags, a_iGroup, fmtargs); \
} while (0)
# endif
#else /* !RTLOG_REL_ENABLED */
# define LogRelIt(a_fFlags, a_iGroup, fmtargs) do { } while (0)
# define LogRelItLikely(a_fFlags, a_iGroup, fmtargs) do { } while (0)
# define LogRelMaxIt(a_cMax, a_fFlags, a_iGroup, fmtargs) do { } while (0)
# if defined(LOG_USE_C99)
# define _LogRelRemoveParentheseis(...) __VA_ARGS__
# define _LogRelIt(a_fFlags, a_iGroup, ...) do { } while (0)
# define _LogRelItLikely(a_fFlags, a_iGroup, ...) do { } while (0)
# define _LogRelMaxIt(a_cMax, a_fFlags, a_iGroup, ...) do { } while (0)
# endif
#endif /* !RTLOG_REL_ENABLED */
/** @name Basic release logging macros
* @{ */
/** @def LogRel
* Level 1 release logging.
*/
#define LogRel(a) LogRelItLikely(RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, a)
/** @def LogRel2
* Level 2 release logging.
*/
#define LogRel2(a) LogRelIt(RTLOGGRPFLAGS_LEVEL_2, LOG_GROUP, a)
/** @def LogRel3
* Level 3 release logging.
*/
#define LogRel3(a) LogRelIt(RTLOGGRPFLAGS_LEVEL_3, LOG_GROUP, a)
/** @def LogRel4
* Level 4 release logging.
*/
#define LogRel4(a) LogRelIt(RTLOGGRPFLAGS_LEVEL_4, LOG_GROUP, a)
/** @def LogRel5
* Level 5 release logging.
*/
#define LogRel5(a) LogRelIt(RTLOGGRPFLAGS_LEVEL_5, LOG_GROUP, a)
/** @def LogRel6
* Level 6 release logging.
*/
#define LogRel6(a) LogRelIt(RTLOGGRPFLAGS_LEVEL_6, LOG_GROUP, a)
/** @def LogRel7
* Level 7 release logging.
*/
#define LogRel7(a) LogRelIt(RTLOGGRPFLAGS_LEVEL_7, LOG_GROUP, a)
/** @def LogRel8
* Level 8 release logging.
*/
#define LogRel8(a) LogRelIt(RTLOGGRPFLAGS_LEVEL_8, LOG_GROUP, a)
/** @def LogRel9
* Level 9 release logging.
*/
#define LogRel9(a) LogRelIt(RTLOGGRPFLAGS_LEVEL_9, LOG_GROUP, a)
/** @def LogRel10
* Level 10 release logging.
*/
#define LogRel10(a) LogRelIt(RTLOGGRPFLAGS_LEVEL_10, LOG_GROUP, a)
/** @def LogRel11
* Level 11 release logging.
*/
#define LogRel11(a) LogRelIt(RTLOGGRPFLAGS_LEVEL_11, LOG_GROUP, a)
/** @def LogRel12
* Level 12 release logging.
*/
#define LogRel12(a) LogRelIt(RTLOGGRPFLAGS_LEVEL_12, LOG_GROUP, a)
/** @def LogRelFlow
* Logging of execution flow.
*/
#define LogRelFlow(a) LogRelIt(RTLOGGRPFLAGS_FLOW, LOG_GROUP, a)
/** @def LogRelWarn
* Warning level release logging.
*/
#define LogRelWarn(a) LogRelIt(RTLOGGRPFLAGS_WARN, LOG_GROUP, a)
/** @} */
/** @name Basic release logging macros with local max
* @{ */
/** @def LogRelMax
* Level 1 release logging with a max number of log entries.
*/
#define LogRelMax(a_cMax, a) LogRelMaxIt(a_cMax, RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, a)
/** @def LogRelMax2
* Level 2 release logging with a max number of log entries.
*/
#define LogRelMax2(a_cMax, a) LogRelMaxIt(a_cMax, RTLOGGRPFLAGS_LEVEL_2, LOG_GROUP, a)
/** @def LogRelMax3
* Level 3 release logging with a max number of log entries.
*/
#define LogRelMax3(a_cMax, a) LogRelMaxIt(a_cMax, RTLOGGRPFLAGS_LEVEL_3, LOG_GROUP, a)
/** @def LogRelMax4
* Level 4 release logging with a max number of log entries.
*/
#define LogRelMax4(a_cMax, a) LogRelMaxIt(a_cMax, RTLOGGRPFLAGS_LEVEL_4, LOG_GROUP, a)
/** @def LogRelMax5
* Level 5 release logging with a max number of log entries.
*/
#define LogRelMax5(a_cMax, a) LogRelMaxIt(a_cMax, RTLOGGRPFLAGS_LEVEL_5, LOG_GROUP, a)
/** @def LogRelMax6
* Level 6 release logging with a max number of log entries.
*/
#define LogRelMax6(a_cMax, a) LogRelMaxIt(a_cMax, RTLOGGRPFLAGS_LEVEL_6, LOG_GROUP, a)
/** @def LogRelMax7
* Level 7 release logging with a max number of log entries.
*/
#define LogRelMax7(a_cMax, a) LogRelMaxIt(a_cMax, RTLOGGRPFLAGS_LEVEL_7, LOG_GROUP, a)
/** @def LogRelMax8
* Level 8 release logging with a max number of log entries.
*/
#define LogRelMax8(a_cMax, a) LogRelMaxIt(a_cMax, RTLOGGRPFLAGS_LEVEL_8, LOG_GROUP, a)
/** @def LogRelMax9
* Level 9 release logging with a max number of log entries.
*/
#define LogRelMax9(a_cMax, a) LogRelMaxIt(a_cMax, RTLOGGRPFLAGS_LEVEL_9, LOG_GROUP, a)
/** @def LogRelMax10
* Level 10 release logging with a max number of log entries.
*/
#define LogRelMax10(a_cMax, a) LogRelMaxIt(a_cMax, RTLOGGRPFLAGS_LEVEL_10, LOG_GROUP, a)
/** @def LogRelMax11
* Level 11 release logging with a max number of log entries.
*/
#define LogRelMax11(a_cMax, a) LogRelMaxIt(a_cMax, RTLOGGRPFLAGS_LEVEL_11, LOG_GROUP, a)
/** @def LogRelMax12
* Level 12 release logging with a max number of log entries.
*/
#define LogRelMax12(a_cMax, a) LogRelMaxIt(a_cMax, RTLOGGRPFLAGS_LEVEL_12, LOG_GROUP, a)
/** @def LogRelFlow
* Logging of execution flow with a max number of log entries.
*/
#define LogRelMaxFlow(a_cMax, a) LogRelMaxIt(a_cMax, RTLOGGRPFLAGS_FLOW, LOG_GROUP, a)
/** @} */
/** @name Release logging macros prefixing the current function name.
* @{ */
/** @def LogRelFunc
* Release logging. Prepends the given log message with the function name
* followed by a semicolon and space.
*/
#ifdef LOG_USE_C99
# define LogRelFunc(a) \
_LogRelItLikely(RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, LOG_FN_FMT ": %M", RT_GCC_EXTENSION __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define LogRelFunc(a) do { LogRel((LOG_FN_FMT ": ", RT_GCC_EXTENSION __PRETTY_FUNCTION__)); LogRel(a); } while (0)
#endif
/** @def LogRelFlowFunc
* Release logging. Macro to log the execution flow inside C/C++ functions.
*
* Prepends the given log message with the function name followed by
* a semicolon and space.
*
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define LogRelFlowFunc(a) _LogRelIt(RTLOGGRPFLAGS_FLOW, LOG_GROUP, LOG_FN_FMT ": %M", __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define LogRelFlowFunc(a) do { LogRelFlow((LOG_FN_FMT ": ", __PRETTY_FUNCTION__)); LogRelFlow(a); } while (0)
#endif
/** @def LogRelMaxFunc
* Release logging. Prepends the given log message with the function name
* followed by a semicolon and space.
*/
#ifdef LOG_USE_C99
# define LogRelMaxFunc(a_cMax, a) \
_LogRelMaxIt(a_cMax, RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, LOG_FN_FMT ": %M", __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define LogRelMaxFunc(a_cMax, a) \
do { LogRelMax(a_cMax, (LOG_FN_FMT ": ", __PRETTY_FUNCTION__)); LogRelMax(a_cMax, a); } while (0)
#endif
/** @def LogRelMaxFlowFunc
* Release logging. Macro to log the execution flow inside C/C++ functions.
*
* Prepends the given log message with the function name followed by
* a semicolon and space.
*
* @param a_cMax Max number of times this should hit the log.
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define LogRelMaxFlowFunc(a_cMax, a) \
_LogRelMaxIt(a_cMax, RTLOGGRPFLAGS_FLOW, LOG_GROUP, LOG_FN_FMT ": %M", __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define LogRelMaxFlowFunc(a_cMax, a) \
do { LogRelMaxFlow(a_cMax, (LOG_FN_FMT ": ", __PRETTY_FUNCTION__)); LogRelFlow(a_cMax, a); } while (0)
#endif
/** @} */
/** @name Release Logging macros prefixing the this pointer value and method name.
* @{ */
/** @def LogRelThisFunc
* The same as LogRelFunc but for class functions (methods): the resulting log
* line is additionally prepended with a hex value of |this| pointer.
*/
#ifdef LOG_USE_C99
# define LogRelThisFunc(a) \
_LogRelItLikely(RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, "{%p} " LOG_FN_FMT ": %M", this, __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define LogRelThisFunc(a) \
do { LogRel(("{%p} " LOG_FN_FMT ": ", this, __PRETTY_FUNCTION__)); LogRel(a); } while (0)
#endif
/** @def LogRelMaxThisFunc
* The same as LogRelFunc but for class functions (methods): the resulting log
* line is additionally prepended with a hex value of |this| pointer.
* @param a_cMax Max number of times this should hit the log.
* @param a Log message in format <tt>("string\n" [, args])</tt>.
*/
#ifdef LOG_USE_C99
# define LogRelMaxThisFunc(a_cMax, a) \
_LogRelMaxIt(a_cMax, RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, "{%p} " LOG_FN_FMT ": %M", this, __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
#else
# define LogRelMaxThisFunc(a_cMax, a) \
do { LogRelMax(a_cMax, ("{%p} " LOG_FN_FMT ": ", this, __PRETTY_FUNCTION__)); LogRelMax(a_cMax, a); } while (0)
#endif
/** @} */
#ifndef IN_RC
/**
* Sets the default release logger instance.
*
* @returns The old default instance.
* @param pLogger The new default release logger instance.
*/
RTDECL(PRTLOGGER) RTLogRelSetDefaultInstance(PRTLOGGER pLogger);
#endif /* !IN_RC */
/**
* Gets the default release logger instance.
*
* @returns Pointer to default release logger instance if availble, otherwise NULL.
*/
RTDECL(PRTLOGGER) RTLogRelGetDefaultInstance(void);
/**
* Gets the default release logger instance.
*
* @returns Pointer to default release logger instance if availble, otherwise NULL.
* @param fFlagsAndGroup The flags in the lower 16 bits, the group number in
* the high 16 bits.
*/
RTDECL(PRTLOGGER) RTLogRelGetDefaultInstanceEx(uint32_t fFlagsAndGroup);
/**
* Write to a logger instance, defaulting to the release one.
*
* This function will check whether the instance, group and flags makes up a
* logging kind which is currently enabled before writing anything to the log.
*
* @param pLogger Pointer to logger instance.
* @param fFlags The logging flags.
* @param iGroup The group.
* The value ~0U is reserved for compatibility with RTLogLogger[V] and is
* only for internal usage!
* @param pszFormat Format string.
* @param ... Format arguments.
* @remark This is a worker function for LogRelIt.
*/
RTDECL(void) RTLogRelLogger(PRTLOGGER pLogger, unsigned fFlags, unsigned iGroup,
const char *pszFormat, ...) RT_IPRT_FORMAT_ATTR(4, 5);
/**
* Write to a logger instance, defaulting to the release one.
*
* This function will check whether the instance, group and flags makes up a
* logging kind which is currently enabled before writing anything to the log.
*
* @param pLogger Pointer to logger instance. If NULL the default release instance is attempted.
* @param fFlags The logging flags.
* @param iGroup The group.
* The value ~0U is reserved for compatibility with RTLogLogger[V] and is
* only for internal usage!
* @param pszFormat Format string.
* @param args Format arguments.
*/
RTDECL(void) RTLogRelLoggerV(PRTLOGGER pLogger, unsigned fFlags, unsigned iGroup,
const char *pszFormat, va_list args) RT_IPRT_FORMAT_ATTR(4, 0);
/**
* printf like function for writing to the default release log.
*
* @param pszFormat Printf like format string.
* @param ... Optional arguments as specified in pszFormat.
*
* @remark The API doesn't support formatting of floating point numbers at the moment.
*/
RTDECL(void) RTLogRelPrintf(const char *pszFormat, ...) RT_IPRT_FORMAT_ATTR(1, 2);
/**
* vprintf like function for writing to the default release log.
*
* @param pszFormat Printf like format string.
* @param args Optional arguments as specified in pszFormat.
*
* @remark The API doesn't support formatting of floating point numbers at the moment.
*/
RTDECL(void) RTLogRelPrintfV(const char *pszFormat, va_list args) RT_IPRT_FORMAT_ATTR(1, 0);
/**
* Changes the buffering setting of the default release logger.
*
* This can be used for optimizing longish logging sequences.
*
* @returns The old state.
* @param fBuffered The new state.
*/
RTDECL(bool) RTLogRelSetBuffering(bool fBuffered);
/** @} */
/** @name COM port logging
* {
*/
#ifdef DOXYGEN_RUNNING
# define LOG_TO_COM
# define LOG_NO_COM
#endif
/** @def LOG_TO_COM
* Redirects the normal logging macros to the serial versions.
*/
/** @def LOG_NO_COM
* Disables all LogCom* macros.
*/
/** @def LogCom
* Generic logging to serial port.
*/
#if defined(LOG_ENABLED) && !defined(LOG_NO_COM)
# define LogCom(a) RTLogComPrintf a
#else
# define LogCom(a) do { } while (0)
#endif
/** @def LogComFlow
* Logging to serial port of execution flow.
*/
#if defined(LOG_ENABLED) && defined(LOG_ENABLE_FLOW) && !defined(LOG_NO_COM)
# define LogComFlow(a) RTLogComPrintf a
#else
# define LogComFlow(a) do { } while (0)
#endif
#ifdef LOG_TO_COM
# undef Log
# define Log(a) LogCom(a)
# undef LogFlow
# define LogFlow(a) LogComFlow(a)
#endif
/** @} */
/** @name Backdoor Logging
* @{
*/
#ifdef DOXYGEN_RUNNING
# define LOG_TO_BACKDOOR
# define LOG_NO_BACKDOOR
#endif
/** @def LOG_TO_BACKDOOR
* Redirects the normal logging macros to the backdoor versions.
*/
/** @def LOG_NO_BACKDOOR
* Disables all LogBackdoor* macros.
*/
/** @def LogBackdoor
* Generic logging to the VBox backdoor via port I/O.
*/
#if defined(LOG_ENABLED) && !defined(LOG_NO_BACKDOOR)
# define LogBackdoor(a) RTLogBackdoorPrintf a
#else
# define LogBackdoor(a) do { } while (0)
#endif
/** @def LogBackdoorFlow
* Logging of execution flow messages to the backdoor I/O port.
*/
#if defined(LOG_ENABLED) && !defined(LOG_NO_BACKDOOR)
# define LogBackdoorFlow(a) RTLogBackdoorPrintf a
#else
# define LogBackdoorFlow(a) do { } while (0)
#endif
/** @def LogRelBackdoor
* Release logging to the VBox backdoor via port I/O.
*/
#if !defined(LOG_NO_BACKDOOR)
# define LogRelBackdoor(a) RTLogBackdoorPrintf a
#else
# define LogRelBackdoor(a) do { } while (0)
#endif
#ifdef LOG_TO_BACKDOOR
# undef Log
# define Log(a) LogBackdoor(a)
# undef LogFlow
# define LogFlow(a) LogBackdoorFlow(a)
# undef LogRel
# define LogRel(a) LogRelBackdoor(a)
# if defined(LOG_USE_C99)
# undef _LogIt
# define _LogIt(a_fFlags, a_iGroup, ...) LogBackdoor((__VA_ARGS__))
# endif
#endif
/** @} */
/**
* Gets the default logger instance, creating it if necessary.
*
* @returns Pointer to default logger instance if availble, otherwise NULL.
*/
RTDECL(PRTLOGGER) RTLogDefaultInstance(void);
/**
* Gets the logger instance if enabled, creating it if necessary.
*
* @returns Pointer to default logger instance, if group has the specified
* flags enabled. Otherwise NULL is returned.
* @param fFlagsAndGroup The flags in the lower 16 bits, the group number in
* the high 16 bits.
*/
RTDECL(PRTLOGGER) RTLogDefaultInstanceEx(uint32_t fFlagsAndGroup);
/**
* Gets the default logger instance.
*
* @returns Pointer to default logger instance if availble, otherwise NULL.
*/
RTDECL(PRTLOGGER) RTLogGetDefaultInstance(void);
/**
* Gets the default logger instance if enabled.
*
* @returns Pointer to default logger instance, if group has the specified
* flags enabled. Otherwise NULL is returned.
* @param fFlagsAndGroup The flags in the lower 16 bits, the group number in
* the high 16 bits.
*/
RTDECL(PRTLOGGER) RTLogGetDefaultInstanceEx(uint32_t fFlagsAndGroup);
#ifndef IN_RC
/**
* Sets the default logger instance.
*
* @returns The old default instance.
* @param pLogger The new default logger instance.
*/
RTDECL(PRTLOGGER) RTLogSetDefaultInstance(PRTLOGGER pLogger);
#endif /* !IN_RC */
#ifdef IN_RING0
/**
* Changes the default logger instance for the current thread.
*
* @returns IPRT status code.
* @param pLogger The logger instance. Pass NULL for deregistration.
* @param uKey Associated key for cleanup purposes. If pLogger is NULL,
* all instances with this key will be deregistered. So in
* order to only deregister the instance associated with the
* current thread use 0.
*/
RTDECL(int) RTLogSetDefaultInstanceThread(PRTLOGGER pLogger, uintptr_t uKey);
#endif /* IN_RING0 */
#ifndef IN_RC
/**
* Creates the default logger instance for a iprt users.
*
* Any user of the logging features will need to implement
* this or use the generic dummy.
*
* @returns Pointer to the logger instance.
*/
RTDECL(PRTLOGGER) RTLogDefaultInit(void);
/**
* Create a logger instance.
*
* @returns iprt status code.
*
* @param ppLogger Where to store the logger instance.
* @param fFlags Logger instance flags, a combination of the
* RTLOGFLAGS_* values.
* @param pszGroupSettings The initial group settings.
* @param pszEnvVarBase Base name for the environment variables for
* this instance.
* @param cGroups Number of groups in the array.
* @param papszGroups Pointer to array of groups. This must stick
* around for the life of the logger instance.
* @param fDestFlags The destination flags. RTLOGDEST_FILE is ORed
* if pszFilenameFmt specified.
* @param pszFilenameFmt Log filename format string. Standard
* RTStrFormat().
* @param ... Format arguments.
*/
RTDECL(int) RTLogCreate(PRTLOGGER *ppLogger, uint32_t fFlags, const char *pszGroupSettings,
const char *pszEnvVarBase, unsigned cGroups, const char * const * papszGroups,
uint32_t fDestFlags, const char *pszFilenameFmt, ...) RT_IPRT_FORMAT_ATTR_MAYBE_NULL(8, 9);
/**
* Create a logger instance.
*
* @returns iprt status code.
*
* @param ppLogger Where to store the logger instance.
* @param fFlags Logger instance flags, a combination of the
* RTLOGFLAGS_* values.
* @param pszGroupSettings The initial group settings.
* @param pszEnvVarBase Base name for the environment variables for
* this instance.
* @param cGroups Number of groups in the array.
* @param papszGroups Pointer to array of groups. This must stick
* around for the life of the logger instance.
* @param fDestFlags The destination flags. RTLOGDEST_FILE is ORed
* if pszFilenameFmt specified.
* @param pfnPhase Callback function for starting logging and for
* ending or starting a new file for log history
* rotation. NULL is OK.
* @param cHistory Number of old log files to keep when performing
* log history rotation. 0 means no history.
* @param cbHistoryFileMax Maximum size of log file when performing
* history rotation. 0 means no size limit.
* @param cSecsHistoryTimeSlot Maximum time interval per log file when
* performing history rotation, in seconds.
* 0 means time limit.
* @param pszErrorMsg A buffer which is filled with an error message if something fails. May be NULL.
* @param cchErrorMsg The size of the error message buffer.
* @param pszFilenameFmt Log filename format string. Standard RTStrFormat().
* @param ... Format arguments.
*/
RTDECL(int) RTLogCreateEx(PRTLOGGER *ppLogger, uint32_t fFlags, const char *pszGroupSettings,
const char *pszEnvVarBase, unsigned cGroups, const char * const * papszGroups,
uint32_t fDestFlags, PFNRTLOGPHASE pfnPhase, uint32_t cHistory,
uint64_t cbHistoryFileMax, uint32_t cSecsHistoryTimeSlot, char *pszErrorMsg, size_t cchErrorMsg,
const char *pszFilenameFmt, ...) RT_IPRT_FORMAT_ATTR_MAYBE_NULL(14, 15);
/**
* Create a logger instance.
*
* @returns iprt status code.
*
* @param ppLogger Where to store the logger instance.
* @param fFlags Logger instance flags, a combination of the
* RTLOGFLAGS_* values.
* @param pszGroupSettings The initial group settings.
* @param pszEnvVarBase Base name for the environment variables for
* this instance.
* @param cGroups Number of groups in the array.
* @param papszGroups Pointer to array of groups. This must stick
* around for the life of the logger instance.
* @param fDestFlags The destination flags. RTLOGDEST_FILE is ORed
* if pszFilenameFmt specified.
* @param pfnPhase Callback function for starting logging and for
* ending or starting a new file for log history
* rotation.
* @param cHistory Number of old log files to keep when performing
* log history rotation. 0 means no history.
* @param cbHistoryFileMax Maximum size of log file when performing
* history rotation. 0 means no size limit.
* @param cSecsHistoryTimeSlot Maximum time interval per log file when
* performing history rotation, in seconds.
* 0 means no time limit.
* @param pszErrorMsg A buffer which is filled with an error message
* if something fails. May be NULL.
* @param cchErrorMsg The size of the error message buffer.
* @param pszFilenameFmt Log filename format string. Standard
* RTStrFormat().
* @param args Format arguments.
*/
RTDECL(int) RTLogCreateExV(PRTLOGGER *ppLogger, uint32_t fFlags, const char *pszGroupSettings,
const char *pszEnvVarBase, unsigned cGroups, const char * const * papszGroups,
uint32_t fDestFlags, PFNRTLOGPHASE pfnPhase, uint32_t cHistory,
uint64_t cbHistoryFileMax, uint32_t cSecsHistoryTimeSlot, char *pszErrorMsg, size_t cchErrorMsg,
const char *pszFilenameFmt, va_list args) RT_IPRT_FORMAT_ATTR_MAYBE_NULL(14, 0);
/**
* Create a logger instance for singled threaded ring-0 usage.
*
* @returns iprt status code.
*
* @param pLogger Where to create the logger instance.
* @param cbLogger The amount of memory available for the logger instance.
* @param pLoggerR0Ptr The ring-0 address corresponding to @a pLogger.
* @param pfnLoggerR0Ptr Pointer to logger wrapper function.
* @param pfnFlushR0Ptr Pointer to flush function.
* @param fFlags Logger instance flags, a combination of the RTLOGFLAGS_* values.
* @param fDestFlags The destination flags.
*/
RTDECL(int) RTLogCreateForR0(PRTLOGGER pLogger, size_t cbLogger,
RTR0PTR pLoggerR0Ptr, RTR0PTR pfnLoggerR0Ptr, RTR0PTR pfnFlushR0Ptr,
uint32_t fFlags, uint32_t fDestFlags);
/**
* Calculates the minimum size of a ring-0 logger instance.
*
* @returns The minimum size.
* @param cGroups The number of groups.
* @param fFlags Relevant flags.
*/
RTDECL(size_t) RTLogCalcSizeForR0(uint32_t cGroups, uint32_t fFlags);
/**
* Destroys a logger instance.
*
* The instance is flushed and all output destinations closed (where applicable).
*
* @returns iprt status code.
* @param pLogger The logger instance which close destroyed. NULL is fine.
*/
RTDECL(int) RTLogDestroy(PRTLOGGER pLogger);
/**
* Create a logger instance clone for RC usage.
*
* @returns iprt status code.
*
* @param pLogger The logger instance to be cloned.
* @param pLoggerRC Where to create the RC logger instance.
* @param cbLoggerRC Amount of memory allocated to for the RC logger
* instance clone.
* @param pfnLoggerRCPtr Pointer to logger wrapper function for this
* instance (RC Ptr).
* @param pfnFlushRCPtr Pointer to flush function (RC Ptr).
* @param fFlags Logger instance flags, a combination of the RTLOGFLAGS_* values.
*/
RTDECL(int) RTLogCloneRC(PRTLOGGER pLogger, PRTLOGGERRC pLoggerRC, size_t cbLoggerRC,
RTRCPTR pfnLoggerRCPtr, RTRCPTR pfnFlushRCPtr, uint32_t fFlags);
/**
* Flushes a RC logger instance to a R3 logger.
*
* @returns iprt status code.
* @param pLogger The R3 logger instance to flush pLoggerRC to. If NULL
* the default logger is used.
* @param pLoggerRC The RC logger instance to flush.
*/
RTDECL(void) RTLogFlushRC(PRTLOGGER pLogger, PRTLOGGERRC pLoggerRC);
/**
* Flushes the buffer in one logger instance onto another logger.
*
* @returns iprt status code.
*
* @param pSrcLogger The logger instance to flush.
* @param pDstLogger The logger instance to flush onto.
* If NULL the default logger will be used.
*/
RTDECL(void) RTLogFlushToLogger(PRTLOGGER pSrcLogger, PRTLOGGER pDstLogger);
/**
* Flushes a R0 logger instance to a R3 logger.
*
* @returns iprt status code.
* @param pLogger The R3 logger instance to flush pLoggerR0 to. If NULL
* the default logger is used.
* @param pLoggerR0 The R0 logger instance to flush.
*/
RTDECL(void) RTLogFlushR0(PRTLOGGER pLogger, PRTLOGGER pLoggerR0);
/**
* Sets the custom prefix callback.
*
* @returns IPRT status code.
* @param pLogger The logger instance.
* @param pfnCallback The callback.
* @param pvUser The user argument for the callback.
* */
RTDECL(int) RTLogSetCustomPrefixCallback(PRTLOGGER pLogger, PFNRTLOGPREFIX pfnCallback, void *pvUser);
/**
* Same as RTLogSetCustomPrefixCallback for loggers created by
* RTLogCreateForR0.
*
* @returns IPRT status code.
* @param pLogger The logger instance.
* @param pLoggerR0Ptr The ring-0 address corresponding to @a pLogger.
* @param pfnCallbackR0Ptr The callback.
* @param pvUserR0Ptr The user argument for the callback.
* */
RTDECL(int) RTLogSetCustomPrefixCallbackForR0(PRTLOGGER pLogger, RTR0PTR pLoggerR0Ptr,
RTR0PTR pfnCallbackR0Ptr, RTR0PTR pvUserR0Ptr);
/**
* Copies the group settings and flags from logger instance to another.
*
* @returns IPRT status code.
* @param pDstLogger The destination logger instance.
* @param pDstLoggerR0Ptr The ring-0 address corresponding to @a pDstLogger.
* @param pSrcLogger The source logger instance. If NULL the default one is used.
* @param fFlagsOr OR mask for the flags.
* @param fFlagsAnd AND mask for the flags.
*/
RTDECL(int) RTLogCopyGroupsAndFlagsForR0(PRTLOGGER pDstLogger, RTR0PTR pDstLoggerR0Ptr,
PCRTLOGGER pSrcLogger, uint32_t fFlagsOr, uint32_t fFlagsAnd);
/**
* Get the current log group settings as a string.
*
* @returns VINF_SUCCESS or VERR_BUFFER_OVERFLOW.
* @param pLogger Logger instance (NULL for default logger).
* @param pszBuf The output buffer.
* @param cchBuf The size of the output buffer. Must be greater
* than zero.
*/
RTDECL(int) RTLogGetGroupSettings(PRTLOGGER pLogger, char *pszBuf, size_t cchBuf);
/**
* Updates the group settings for the logger instance using the specified
* specification string.
*
* @returns iprt status code.
* Failures can safely be ignored.
* @param pLogger Logger instance (NULL for default logger).
* @param pszValue Value to parse.
*/
RTDECL(int) RTLogGroupSettings(PRTLOGGER pLogger, const char *pszValue);
#endif /* !IN_RC */
/**
* Updates the flags for the logger instance using the specified
* specification string.
*
* @returns iprt status code.
* Failures can safely be ignored.
* @param pLogger Logger instance (NULL for default logger).
* @param pszValue Value to parse.
*/
RTDECL(int) RTLogFlags(PRTLOGGER pLogger, const char *pszValue);
/**
* Changes the buffering setting of the specified logger.
*
* This can be used for optimizing longish logging sequences.
*
* @returns The old state.
* @param pLogger The logger instance (NULL is an alias for the
* default logger).
* @param fBuffered The new state.
*/
RTDECL(bool) RTLogSetBuffering(PRTLOGGER pLogger, bool fBuffered);
/**
* Sets the max number of entries per group.
*
* @returns Old restriction.
*
* @param pLogger The logger instance (NULL is an alias for the
* default logger).
* @param cMaxEntriesPerGroup The max number of entries per group.
*
* @remarks Lowering the limit of an active logger may quietly mute groups.
* Raising it may reactive already muted groups.
*/
RTDECL(uint32_t) RTLogSetGroupLimit(PRTLOGGER pLogger, uint32_t cMaxEntriesPerGroup);
#ifndef IN_RC
/**
* Get the current log flags as a string.
*
* @returns VINF_SUCCESS or VERR_BUFFER_OVERFLOW.
* @param pLogger Logger instance (NULL for default logger).
* @param pszBuf The output buffer.
* @param cchBuf The size of the output buffer. Must be greater
* than zero.
*/
RTDECL(int) RTLogGetFlags(PRTLOGGER pLogger, char *pszBuf, size_t cchBuf);
/**
* Updates the logger destination using the specified string.
*
* @returns VINF_SUCCESS or VERR_BUFFER_OVERFLOW.
* @param pLogger Logger instance (NULL for default logger).
* @param pszValue The value to parse.
*/
RTDECL(int) RTLogDestinations(PRTLOGGER pLogger, char const *pszValue);
/**
* Get the current log destinations as a string.
*
* @returns VINF_SUCCESS or VERR_BUFFER_OVERFLOW.
* @param pLogger Logger instance (NULL for default logger).
* @param pszBuf The output buffer.
* @param cchBuf The size of the output buffer. Must be greater
* than 0.
*/
RTDECL(int) RTLogGetDestinations(PRTLOGGER pLogger, char *pszBuf, size_t cchBuf);
#endif /* !IN_RC */
/**
* Flushes the specified logger.
*
* @param pLogger The logger instance to flush.
* If NULL the default instance is used. The default instance
* will not be initialized by this call.
*/
RTDECL(void) RTLogFlush(PRTLOGGER pLogger);
/**
* Write to a logger instance.
*
* @param pLogger Pointer to logger instance.
* @param pvCallerRet Ignored.
* @param pszFormat Format string.
* @param ... Format arguments.
*/
RTDECL(void) RTLogLogger(PRTLOGGER pLogger, void *pvCallerRet, const char *pszFormat, ...) RT_IPRT_FORMAT_ATTR(3, 4);
/**
* Write to a logger instance.
*
* @param pLogger Pointer to logger instance.
* @param pszFormat Format string.
* @param args Format arguments.
*/
RTDECL(void) RTLogLoggerV(PRTLOGGER pLogger, const char *pszFormat, va_list args) RT_IPRT_FORMAT_ATTR(3, 0);
/**
* Write to a logger instance.
*
* This function will check whether the instance, group and flags makes up a
* logging kind which is currently enabled before writing anything to the log.
*
* @param pLogger Pointer to logger instance. If NULL the default logger instance will be attempted.
* @param fFlags The logging flags.
* @param iGroup The group.
* The value ~0U is reserved for compatibility with RTLogLogger[V] and is
* only for internal usage!
* @param pszFormat Format string.
* @param ... Format arguments.
* @remark This is a worker function of LogIt.
*/
RTDECL(void) RTLogLoggerEx(PRTLOGGER pLogger, unsigned fFlags, unsigned iGroup,
const char *pszFormat, ...) RT_IPRT_FORMAT_ATTR(4, 5);
/**
* Write to a logger instance.
*
* This function will check whether the instance, group and flags makes up a
* logging kind which is currently enabled before writing anything to the log.
*
* @param pLogger Pointer to logger instance. If NULL the default logger instance will be attempted.
* @param fFlags The logging flags.
* @param iGroup The group.
* The value ~0U is reserved for compatibility with RTLogLogger[V] and is
* only for internal usage!
* @param pszFormat Format string.
* @param args Format arguments.
*/
RTDECL(void) RTLogLoggerExV(PRTLOGGER pLogger, unsigned fFlags, unsigned iGroup,
const char *pszFormat, va_list args) RT_IPRT_FORMAT_ATTR(4, 0);
/**
* printf like function for writing to the default log.
*
* @param pszFormat Printf like format string.
* @param ... Optional arguments as specified in pszFormat.
*
* @remark The API doesn't support formatting of floating point numbers at the moment.
*/
RTDECL(void) RTLogPrintf(const char *pszFormat, ...) RT_IPRT_FORMAT_ATTR(1, 2);
/**
* vprintf like function for writing to the default log.
*
* @param pszFormat Printf like format string.
* @param va Optional arguments as specified in pszFormat.
*
* @remark The API doesn't support formatting of floating point numbers at the moment.
*/
RTDECL(void) RTLogPrintfV(const char *pszFormat, va_list va) RT_IPRT_FORMAT_ATTR(1, 0);
/**
* Dumper vprintf-like function outputting to a logger.
*
* @param pvUser Pointer to the logger instance to use, NULL for
* default instance.
* @param pszFormat Format string.
* @param va Format arguments.
*/
RTDECL(void) RTLogDumpPrintfV(void *pvUser, const char *pszFormat, va_list va) RT_IPRT_FORMAT_ATTR(2, 0);
#ifndef DECLARED_FNRTSTROUTPUT /* duplicated in iprt/string.h */
#define DECLARED_FNRTSTROUTPUT
/**
* Output callback.
*
* @returns number of bytes written.
* @param pvArg User argument.
* @param pachChars Pointer to an array of utf-8 characters.
* @param cbChars Number of bytes in the character array pointed to by pachChars.
*/
typedef DECLCALLBACK(size_t) FNRTSTROUTPUT(void *pvArg, const char *pachChars, size_t cbChars);
/** Pointer to callback function. */
typedef FNRTSTROUTPUT *PFNRTSTROUTPUT;
#endif
/**
* Partial vsprintf worker implementation.
*
* @returns number of bytes formatted.
* @param pfnOutput Output worker.
* Called in two ways. Normally with a string an it's length.
* For termination, it's called with NULL for string, 0 for length.
* @param pvArg Argument to output worker.
* @param pszFormat Format string.
* @param args Argument list.
*/
RTDECL(size_t) RTLogFormatV(PFNRTSTROUTPUT pfnOutput, void *pvArg, const char *pszFormat, va_list args) RT_IPRT_FORMAT_ATTR(3, 0);
/**
* Write log buffer to COM port.
*
* @param pach Pointer to the buffer to write.
* @param cb Number of bytes to write.
*/
RTDECL(void) RTLogWriteCom(const char *pach, size_t cb);
/**
* Prints a formatted string to the serial port used for logging.
*
* @returns Number of bytes written.
* @param pszFormat Format string.
* @param ... Optional arguments specified in the format string.
*/
RTDECL(size_t) RTLogComPrintf(const char *pszFormat, ...) RT_IPRT_FORMAT_ATTR(1, 2);
/**
* Prints a formatted string to the serial port used for logging.
*
* @returns Number of bytes written.
* @param pszFormat Format string.
* @param args Optional arguments specified in the format string.
*/
RTDECL(size_t) RTLogComPrintfV(const char *pszFormat, va_list args) RT_IPRT_FORMAT_ATTR(1, 0);
#if 0 /* not implemented yet */
/** Indicates that the semaphores shall be used to notify the other
* part about buffer changes. */
#define LOGHOOKBUFFER_FLAGS_SEMAPHORED 1
/**
* Log Hook Buffer.
* Use to communicate between the logger and a log consumer.
*/
typedef struct RTLOGHOOKBUFFER
{
/** Write pointer. */
volatile void *pvWrite;
/** Read pointer. */
volatile void *pvRead;
/** Buffer start. */
void *pvStart;
/** Buffer end (exclusive). */
void *pvEnd;
/** Signaling semaphore used by the writer to wait on a full buffer.
* Only used when indicated in flags. */
void *pvSemWriter;
/** Signaling semaphore used by the read to wait on an empty buffer.
* Only used when indicated in flags. */
void *pvSemReader;
/** Buffer flags. Current reserved and set to zero. */
volatile unsigned fFlags;
} RTLOGHOOKBUFFER;
/** Pointer to a log hook buffer. */
typedef RTLOGHOOKBUFFER *PRTLOGHOOKBUFFER;
/**
* Register a logging hook.
*
* This type of logging hooks are expecting different threads acting
* producer and consumer. They share a circular buffer which have two
* pointers one for each end. When the buffer is full there are two
* alternatives (indicated by a buffer flag), either wait for the
* consumer to get it's job done, or to write a generic message saying
* buffer overflow.
*
* Since the waiting would need a signal semaphore, we'll skip that for now.
*
* @returns iprt status code.
* @param pBuffer Pointer to a logger hook buffer.
*/
RTDECL(int) RTLogRegisterHook(PRTLOGGER pLogger, PRTLOGHOOKBUFFER pBuffer);
/**
* Deregister a logging hook registered with RTLogRegisterHook().
*
* @returns iprt status code.
* @param pBuffer Pointer to a logger hook buffer.
*/
RTDECL(int) RTLogDeregisterHook(PRTLOGGER pLogger, PRTLOGHOOKBUFFER pBuffer);
#endif /* not implemented yet */
/**
* Write log buffer to a debugger (RTLOGDEST_DEBUGGER).
*
* @param pach What to write.
* @param cb How much to write.
* @remark When linking statically, this function can be replaced by defining your own.
*/
RTDECL(void) RTLogWriteDebugger(const char *pach, size_t cb);
/**
* Write log buffer to a user defined output stream (RTLOGDEST_USER).
*
* @param pach What to write.
* @param cb How much to write.
* @remark When linking statically, this function can be replaced by defining your own.
*/
RTDECL(void) RTLogWriteUser(const char *pach, size_t cb);
/**
* Write log buffer to stdout (RTLOGDEST_STDOUT).
*
* @param pach What to write.
* @param cb How much to write.
* @remark When linking statically, this function can be replaced by defining your own.
*/
RTDECL(void) RTLogWriteStdOut(const char *pach, size_t cb);
/**
* Write log buffer to stdout (RTLOGDEST_STDERR).
*
* @param pach What to write.
* @param cb How much to write.
* @remark When linking statically, this function can be replaced by defining your own.
*/
RTDECL(void) RTLogWriteStdErr(const char *pach, size_t cb);
#ifdef VBOX
/**
* Prints a formatted string to the backdoor port.
*
* @returns Number of bytes written.
* @param pszFormat Format string.
* @param ... Optional arguments specified in the format string.
*/
RTDECL(size_t) RTLogBackdoorPrintf(const char *pszFormat, ...) RT_IPRT_FORMAT_ATTR(1, 2);
/**
* Prints a formatted string to the backdoor port.
*
* @returns Number of bytes written.
* @param pszFormat Format string.
* @param args Optional arguments specified in the format string.
*/
RTDECL(size_t) RTLogBackdoorPrintfV(const char *pszFormat, va_list args) RT_IPRT_FORMAT_ATTR(1, 0);
#endif /* VBOX */
RT_C_DECLS_END
/** @} */
#endif