VirtualBox

source: vbox/trunk/include/iprt/log.h@ 55747

Last change on this file since 55747 was 55286, checked in by vboxsync, 10 years ago

mark one additional log statement as gcc extension to shut up gcc 5
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 74.8 KB
Line 
1/** @file
2 * IPRT - Logging.
3 */
4
5/*
6 * Copyright (C) 2006-2012 Oracle Corporation
7 *
8 * This file is part of VirtualBox Open Source Edition (OSE), as
9 * available from http://www.virtualbox.org. This file is free software;
10 * you can redistribute it and/or modify it under the terms of the GNU
11 * General Public License (GPL) as published by the Free Software
12 * Foundation, in version 2 as it comes in the "COPYING" file of the
13 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
14 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
15 *
16 * The contents of this file may alternatively be used under the terms
17 * of the Common Development and Distribution License Version 1.0
18 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
19 * VirtualBox OSE distribution, in which case the provisions of the
20 * CDDL are applicable instead of those of the GPL.
21 *
22 * You may elect to license modified versions of this file under the
23 * terms and conditions of either the GPL or the CDDL or both.
24 */
25
26#ifndef ___iprt_log_h
27#define ___iprt_log_h
28
29#include <iprt/cdefs.h>
30#include <iprt/types.h>
31#include <iprt/stdarg.h>
32
33RT_C_DECLS_BEGIN
34
35/** @defgroup grp_rt_log RTLog - Logging
36 * @ingroup grp_rt
37 * @{
38 */
39
40/**
41 * IPRT Logging Groups.
42 * (Remember to update RT_LOGGROUP_NAMES!)
43 *
44 * @remark It should be pretty obvious, but just to have
45 * mentioned it, the values are sorted alphabetically (using the
46 * english alphabet) except for _DEFAULT which is always first.
47 *
48 * If anyone might be wondering what the alphabet looks like:
49 * 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
50 */
51typedef enum RTLOGGROUP
52{
53 /** Default logging group. */
54 RTLOGGROUP_DEFAULT,
55 RTLOGGROUP_DBG,
56 RTLOGGROUP_DBG_DWARF,
57 RTLOGGROUP_DIR,
58 RTLOGGROUP_FILE,
59 RTLOGGROUP_FS,
60 RTLOGGROUP_LDR,
61 RTLOGGROUP_PATH,
62 RTLOGGROUP_PROCESS,
63 RTLOGGROUP_SYMLINK,
64 RTLOGGROUP_THREAD,
65 RTLOGGROUP_TIME,
66 RTLOGGROUP_TIMER,
67 RTLOGGROUP_ZIP = 31,
68 RTLOGGROUP_FIRST_USER = 32
69} RTLOGGROUP;
70
71/** @def RT_LOGGROUP_NAMES
72 * IPRT Logging group names.
73 *
74 * Must correspond 100% to RTLOGGROUP!
75 * Don't forget commas!
76 *
77 * @remark It should be pretty obvious, but just to have
78 * mentioned it, the values are sorted alphabetically (using the
79 * english alphabet) except for _DEFAULT which is always first.
80 *
81 * If anyone might be wondering what the alphabet looks like:
82 * 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
83 */
84#define RT_LOGGROUP_NAMES \
85 "DEFAULT", \
86 "RT_DBG", \
87 "RT_DBG_DWARF", \
88 "RT_DIR", \
89 "RT_FILE", \
90 "RT_FS", \
91 "RT_LDR", \
92 "RT_PATH", \
93 "RT_PROCESS", \
94 "RT_SYMLINK", \
95 "RT_THREAD", \
96 "RT_TIME", \
97 "RT_TIMER", \
98 "RT_13", \
99 "RT_14", \
100 "RT_15", \
101 "RT_16", \
102 "RT_17", \
103 "RT_18", \
104 "RT_19", \
105 "RT_20", \
106 "RT_21", \
107 "RT_22", \
108 "RT_23", \
109 "RT_24", \
110 "RT_25", \
111 "RT_26", \
112 "RT_27", \
113 "RT_28", \
114 "RT_29", \
115 "RT_30", \
116 "RT_ZIP" \
117
118
119/** @def LOG_GROUP
120 * Active logging group.
121 */
122#ifndef LOG_GROUP
123# define LOG_GROUP RTLOGGROUP_DEFAULT
124#endif
125
126/** @def LOG_INSTANCE
127 * Active logging instance.
128 */
129#ifndef LOG_INSTANCE
130# define LOG_INSTANCE NULL
131#endif
132
133/** @def LOG_REL_INSTANCE
134 * Active release logging instance.
135 */
136#ifndef LOG_REL_INSTANCE
137# define LOG_REL_INSTANCE NULL
138#endif
139
140/** @def LOG_FN_FMT
141 * You can use this to specify you desired way of printing __PRETTY_FUNCTION__
142 * if you dislike the default one.
143 */
144#ifndef LOG_FN_FMT
145# define LOG_FN_FMT "%Rfn"
146#endif
147
148/** Logger structure. */
149#ifdef IN_RC
150typedef struct RTLOGGERRC RTLOGGER;
151#else
152typedef struct RTLOGGER RTLOGGER;
153#endif
154/** Pointer to logger structure. */
155typedef RTLOGGER *PRTLOGGER;
156/** Pointer to const logger structure. */
157typedef const RTLOGGER *PCRTLOGGER;
158
159
160/** Guest context logger structure. */
161typedef struct RTLOGGERRC RTLOGGERRC;
162/** Pointer to guest context logger structure. */
163typedef RTLOGGERRC *PRTLOGGERRC;
164/** Pointer to const guest context logger structure. */
165typedef const RTLOGGERRC *PCRTLOGGERRC;
166
167
168/**
169 * Logger phase.
170 *
171 * Used for signalling the log header/footer callback what to do.
172 */
173typedef enum RTLOGPHASE
174{
175 /** Begin of the logging. */
176 RTLOGPHASE_BEGIN = 0,
177 /** End of the logging. */
178 RTLOGPHASE_END,
179 /** Before rotating the log file. */
180 RTLOGPHASE_PREROTATE,
181 /** After rotating the log file. */
182 RTLOGPHASE_POSTROTATE,
183 /** 32-bit type blow up hack. */
184 RTLOGPHASE_32BIT_HACK = 0x7fffffff
185} RTLOGPHASE;
186
187
188/**
189 * Logger function.
190 *
191 * @param pszFormat Format string.
192 * @param ... Optional arguments as specified in the format string.
193 */
194typedef DECLCALLBACK(void) FNRTLOGGER(const char *pszFormat, ...);
195/** Pointer to logger function. */
196typedef FNRTLOGGER *PFNRTLOGGER;
197
198/**
199 * Flush function.
200 *
201 * @param pLogger Pointer to the logger instance which is to be flushed.
202 */
203typedef DECLCALLBACK(void) FNRTLOGFLUSH(PRTLOGGER pLogger);
204/** Pointer to flush function. */
205typedef FNRTLOGFLUSH *PFNRTLOGFLUSH;
206
207/**
208 * Flush function.
209 *
210 * @param pLogger Pointer to the logger instance which is to be flushed.
211 */
212typedef DECLCALLBACK(void) FNRTLOGFLUSHGC(PRTLOGGERRC pLogger);
213/** Pointer to logger function. */
214typedef RCPTRTYPE(FNRTLOGFLUSHGC *) PFNRTLOGFLUSHGC;
215
216/**
217 * Header/footer message callback.
218 *
219 * @param pLogger Pointer to the logger instance.
220 * @param pszFormat Format string.
221 * @param ... Optional arguments specified in the format string.
222 */
223typedef DECLCALLBACK(void) FNRTLOGPHASEMSG(PRTLOGGER pLogger, const char *pszFormat, ...);
224/** Pointer to header/footer message callback function. */
225typedef FNRTLOGPHASEMSG *PFNRTLOGPHASEMSG;
226
227/**
228 * Log file header/footer callback.
229 *
230 * @param pLogger Pointer to the logger instance.
231 * @param enmLogPhase Indicates at what time the callback is invoked.
232 * @param pfnLogPhaseMsg Callback for writing the header/footer (RTLogPrintf
233 * and others are out of bounds).
234 */
235typedef DECLCALLBACK(void) FNRTLOGPHASE(PRTLOGGER pLogger, RTLOGPHASE enmLogPhase, PFNRTLOGPHASEMSG pfnLogPhaseMsg);
236/** Pointer to log header/footer callback function. */
237typedef FNRTLOGPHASE *PFNRTLOGPHASE;
238
239/**
240 * Custom log prefix callback.
241 *
242 *
243 * @returns The number of chars written.
244 *
245 * @param pLogger Pointer to the logger instance.
246 * @param pchBuf Output buffer pointer.
247 * No need to terminate the output.
248 * @param cchBuf The size of the output buffer.
249 * @param pvUser The user argument.
250 */
251typedef DECLCALLBACK(size_t) FNRTLOGPREFIX(PRTLOGGER pLogger, char *pchBuf, size_t cchBuf, void *pvUser);
252/** Pointer to prefix callback function. */
253typedef FNRTLOGPREFIX *PFNRTLOGPREFIX;
254
255
256
257/**
258 * Logger instance structure for raw-mode context (RC).
259 */
260struct RTLOGGERRC
261{
262 /** Pointer to temporary scratch buffer.
263 * This is used to format the log messages. */
264 char achScratch[32768];
265 /** Current scratch buffer position. */
266 uint32_t offScratch;
267 /** This is set if a prefix is pending. */
268 bool fPendingPrefix;
269 bool afAlignment[3];
270 /** Pointer to the logger function.
271 * This is actually pointer to a wrapper which will push a pointer to the
272 * instance pointer onto the stack before jumping to the real logger function.
273 * A very unfortunate hack to work around the missing variadic macro support in C++. */
274 RCPTRTYPE(PFNRTLOGGER) pfnLogger;
275 /** Pointer to the flush function. */
276 PFNRTLOGFLUSHGC pfnFlush;
277 /** Magic number (RTLOGGERRC_MAGIC). */
278 uint32_t u32Magic;
279 /** Logger instance flags - RTLOGFLAGS. */
280 uint32_t fFlags;
281 /** Number of groups in the afGroups member. */
282 uint32_t cGroups;
283 /** Group flags array - RTLOGGRPFLAGS.
284 * This member have variable length and may extend way beyond
285 * the declared size of 1 entry. */
286 uint32_t afGroups[1];
287};
288
289/** RTLOGGERRC::u32Magic value. (John Rogers Searle) */
290#define RTLOGGERRC_MAGIC 0x19320731
291
292
293
294#ifndef IN_RC
295
296/** Pointer to internal logger bits. */
297typedef struct RTLOGGERINTERNAL *PRTLOGGERINTERNAL;
298
299/**
300 * Logger instance structure.
301 */
302struct RTLOGGER
303{
304 /** Pointer to temporary scratch buffer.
305 * This is used to format the log messages. */
306 char achScratch[49152];
307 /** Current scratch buffer position. */
308 uint32_t offScratch;
309 /** Magic number. */
310 uint32_t u32Magic;
311 /** Logger instance flags - RTLOGFLAGS. */
312 uint32_t fFlags;
313 /** Destination flags - RTLOGDEST. */
314 uint32_t fDestFlags;
315 /** Pointer to the internal bits of the logger.
316 * (The memory is allocated in the same block as RTLOGGER.) */
317 PRTLOGGERINTERNAL pInt;
318 /** Pointer to the logger function (used in non-C99 mode only).
319 *
320 * This is actually pointer to a wrapper which will push a pointer to the
321 * instance pointer onto the stack before jumping to the real logger function.
322 * A very unfortunate hack to work around the missing variadic macro
323 * support in older C++/C standards. (The memory is allocated using
324 * RTMemExecAlloc(), except for agnostic R0 code.) */
325 PFNRTLOGGER pfnLogger;
326 /** Number of groups in the afGroups and papszGroups members. */
327 uint32_t cGroups;
328 /** Group flags array - RTLOGGRPFLAGS.
329 * This member have variable length and may extend way beyond
330 * the declared size of 1 entry. */
331 uint32_t afGroups[1];
332};
333
334/** RTLOGGER::u32Magic value. (Avram Noam Chomsky) */
335# define RTLOGGER_MAGIC UINT32_C(0x19281207)
336
337#endif /* !IN_RC */
338
339
340/**
341 * Logger flags.
342 */
343typedef enum RTLOGFLAGS
344{
345 /** The logger instance is disabled for normal output. */
346 RTLOGFLAGS_DISABLED = 0x00000001,
347 /** The logger instance is using buffered output. */
348 RTLOGFLAGS_BUFFERED = 0x00000002,
349 /** The logger instance expands LF to CR/LF. */
350 RTLOGFLAGS_USECRLF = 0x00000010,
351 /** Append to the log destination where applicable. */
352 RTLOGFLAGS_APPEND = 0x00000020,
353 /** Show relative timestamps with PREFIX_TSC and PREFIX_TS */
354 RTLOGFLAGS_REL_TS = 0x00000040,
355 /** Show decimal timestamps with PREFIX_TSC and PREFIX_TS */
356 RTLOGFLAGS_DECIMAL_TS = 0x00000080,
357 /** Open the file in write through mode. */
358 RTLOGFLAGS_WRITE_THROUGH = 0x00000100,
359 /** Flush the file to disk when flushing the buffer. */
360 RTLOGFLAGS_FLUSH = 0x00000200,
361 /** Restrict the number of log entries per group. */
362 RTLOGFLAGS_RESTRICT_GROUPS = 0x00000400,
363 /** New lines should be prefixed with the write and read lock counts. */
364 RTLOGFLAGS_PREFIX_LOCK_COUNTS = 0x00008000,
365 /** New lines should be prefixed with the CPU id (ApicID on intel/amd). */
366 RTLOGFLAGS_PREFIX_CPUID = 0x00010000,
367 /** New lines should be prefixed with the native process id. */
368 RTLOGFLAGS_PREFIX_PID = 0x00020000,
369 /** New lines should be prefixed with group flag number causing the output. */
370 RTLOGFLAGS_PREFIX_FLAG_NO = 0x00040000,
371 /** New lines should be prefixed with group flag name causing the output. */
372 RTLOGFLAGS_PREFIX_FLAG = 0x00080000,
373 /** New lines should be prefixed with group number. */
374 RTLOGFLAGS_PREFIX_GROUP_NO = 0x00100000,
375 /** New lines should be prefixed with group name. */
376 RTLOGFLAGS_PREFIX_GROUP = 0x00200000,
377 /** New lines should be prefixed with the native thread id. */
378 RTLOGFLAGS_PREFIX_TID = 0x00400000,
379 /** New lines should be prefixed with thread name. */
380 RTLOGFLAGS_PREFIX_THREAD = 0x00800000,
381 /** New lines should be prefixed with data from a custom callback. */
382 RTLOGFLAGS_PREFIX_CUSTOM = 0x01000000,
383 /** New lines should be prefixed with formatted timestamp since program start. */
384 RTLOGFLAGS_PREFIX_TIME_PROG = 0x04000000,
385 /** New lines should be prefixed with formatted timestamp (UCT). */
386 RTLOGFLAGS_PREFIX_TIME = 0x08000000,
387 /** New lines should be prefixed with milliseconds since program start. */
388 RTLOGFLAGS_PREFIX_MS_PROG = 0x10000000,
389 /** New lines should be prefixed with timestamp. */
390 RTLOGFLAGS_PREFIX_TSC = 0x20000000,
391 /** New lines should be prefixed with timestamp. */
392 RTLOGFLAGS_PREFIX_TS = 0x40000000,
393 /** The prefix mask. */
394 RTLOGFLAGS_PREFIX_MASK = 0x7dff8000
395} RTLOGFLAGS;
396
397/**
398 * Logger per group flags.
399 */
400typedef enum RTLOGGRPFLAGS
401{
402 /** Enabled. */
403 RTLOGGRPFLAGS_ENABLED = 0x00000001,
404 /** Level 1 logging. */
405 RTLOGGRPFLAGS_LEVEL_1 = 0x00000002,
406 /** Level 2 logging. */
407 RTLOGGRPFLAGS_LEVEL_2 = 0x00000004,
408 /** Level 3 logging. */
409 RTLOGGRPFLAGS_LEVEL_3 = 0x00000008,
410 /** Level 4 logging. */
411 RTLOGGRPFLAGS_LEVEL_4 = 0x00000010,
412 /** Level 5 logging. */
413 RTLOGGRPFLAGS_LEVEL_5 = 0x00000020,
414 /** Level 6 logging. */
415 RTLOGGRPFLAGS_LEVEL_6 = 0x00000040,
416 /** Flow logging. */
417 RTLOGGRPFLAGS_FLOW = 0x00000080,
418 /** Restrict the number of log entries. */
419 RTLOGGRPFLAGS_RESTRICT = 0x00000100,
420
421 /** Lelik logging. */
422 RTLOGGRPFLAGS_LELIK = 0x00010000,
423 /** Michael logging. */
424 RTLOGGRPFLAGS_MICHAEL = 0x00020000,
425 /** sunlover logging. */
426 RTLOGGRPFLAGS_SUNLOVER = 0x00040000,
427 /** Achim logging. */
428 RTLOGGRPFLAGS_ACHIM = 0x00080000,
429 /** Sander logging. */
430 RTLOGGRPFLAGS_SANDER = 0x00100000,
431 /** Klaus logging. */
432 RTLOGGRPFLAGS_KLAUS = 0x00200000,
433 /** Frank logging. */
434 RTLOGGRPFLAGS_FRANK = 0x00400000,
435 /** bird logging. */
436 RTLOGGRPFLAGS_BIRD = 0x00800000,
437 /** aleksey logging. */
438 RTLOGGRPFLAGS_ALEKSEY = 0x01000000,
439 /** dj logging. */
440 RTLOGGRPFLAGS_DJ = 0x02000000,
441 /** NoName logging. */
442 RTLOGGRPFLAGS_NONAME = 0x04000000
443} RTLOGGRPFLAGS;
444
445/**
446 * Logger destination type.
447 */
448typedef enum RTLOGDEST
449{
450 /** Log to file. */
451 RTLOGDEST_FILE = 0x00000001,
452 /** Log to stdout. */
453 RTLOGDEST_STDOUT = 0x00000002,
454 /** Log to stderr. */
455 RTLOGDEST_STDERR = 0x00000004,
456 /** Log to debugger (win32 only). */
457 RTLOGDEST_DEBUGGER = 0x00000008,
458 /** Log to com port. */
459 RTLOGDEST_COM = 0x00000010,
460 /** Log a memory ring buffer. */
461 RTLOGDEST_RINGBUF = 0x00000020,
462 /** Just a dummy flag to be used when no other flag applies. */
463 RTLOGDEST_DUMMY = 0x20000000,
464 /** Log to a user defined output stream. */
465 RTLOGDEST_USER = 0x40000000
466} RTLOGDEST;
467
468
469RTDECL(void) RTLogPrintfEx(void *pvInstance, unsigned fFlags, unsigned iGroup, const char *pszFormat, ...);
470
471
472#ifdef DOXYGEN_RUNNING
473# define LOG_DISABLED
474# define LOG_ENABLED
475# define LOG_ENABLE_FLOW
476#endif
477
478/** @def LOG_DISABLED
479 * Use this compile time define to disable all logging macros. It can
480 * be overridden for each of the logging macros by the LOG_ENABLE*
481 * compile time defines.
482 */
483
484/** @def LOG_ENABLED
485 * Use this compile time define to enable logging when not in debug mode
486 * or LOG_DISABLED is set.
487 * This will enabled Log() only.
488 */
489
490/** @def LOG_ENABLE_FLOW
491 * Use this compile time define to enable flow logging when not in
492 * debug mode or LOG_DISABLED is defined.
493 * This will enable LogFlow() only.
494 */
495
496/*
497 * Determine whether logging is enabled and forcefully normalize the indicators.
498 */
499#if (defined(DEBUG) || defined(LOG_ENABLED)) && !defined(LOG_DISABLED)
500# undef LOG_DISABLED
501# undef LOG_ENABLED
502# define LOG_ENABLED
503#else
504# undef LOG_ENABLED
505# undef LOG_DISABLED
506# define LOG_DISABLED
507#endif
508
509
510/** @def LOG_USE_C99
511 * Governs the use of variadic macros.
512 */
513#ifndef LOG_USE_C99
514# if defined(RT_ARCH_AMD64) || defined(RT_OS_DARWIN) || defined(RT_ARCH_SPARC) || defined(RT_ARCH_SPARC64)
515# define LOG_USE_C99
516# endif
517#endif
518
519
520/** @def LogIt
521 * Write to specific logger if group enabled.
522 */
523#ifdef LOG_ENABLED
524# if defined(LOG_USE_C99)
525# define _LogRemoveParentheseis(...) __VA_ARGS__
526# define _LogIt(a_pvInst, a_fFlags, a_iGroup, ...) RTLogLoggerEx((PRTLOGGER)a_pvInst, a_fFlags, a_iGroup, __VA_ARGS__)
527# define LogIt(a_pvInst, a_fFlags, a_iGroup, fmtargs) _LogIt(a_pvInst, a_fFlags, a_iGroup, _LogRemoveParentheseis fmtargs)
528# define _LogItAlways(a_pvInst, a_fFlags, a_iGroup, ...) RTLogLoggerEx((PRTLOGGER)a_pvInst, a_fFlags, ~0U, __VA_ARGS__)
529# define LogItAlways(a_pvInst, a_fFlags, a_iGroup, fmtargs) _LogItAlways(a_pvInst, a_fFlags, a_iGroup, _LogRemoveParentheseis fmtargs)
530 /** @todo invent a flag or something for skipping the group check so we can pass iGroup. LogItAlways. */
531# else
532# define LogIt(a_pvInst, a_fFlags, a_iGroup, fmtargs) \
533 do \
534 { \
535 register PRTLOGGER LogIt_pLogger = (PRTLOGGER)(a_pvInst) ? (PRTLOGGER)(a_pvInst) : RTLogDefaultInstance(); \
536 if ( LogIt_pLogger \
537 && !(LogIt_pLogger->fFlags & RTLOGFLAGS_DISABLED)) \
538 { \
539 register unsigned LogIt_fFlags = LogIt_pLogger->afGroups[(unsigned)(a_iGroup) < LogIt_pLogger->cGroups ? (unsigned)(a_iGroup) : 0]; \
540 if ((LogIt_fFlags & ((a_fFlags) | RTLOGGRPFLAGS_ENABLED)) == ((a_fFlags) | RTLOGGRPFLAGS_ENABLED)) \
541 LogIt_pLogger->pfnLogger fmtargs; \
542 } \
543 } while (0)
544# define LogItAlways(a_pvInst, a_fFlags, a_iGroup, fmtargs) \
545 do \
546 { \
547 register PRTLOGGER LogIt_pLogger = (PRTLOGGER)(a_pvInst) ? (PRTLOGGER)(a_pvInst) : RTLogDefaultInstance(); \
548 if ( LogIt_pLogger \
549 && !(LogIt_pLogger->fFlags & RTLOGFLAGS_DISABLED)) \
550 LogIt_pLogger->pfnLogger fmtargs; \
551 } while (0)
552# endif
553#else
554# define LogIt(a_pvInst, a_fFlags, a_iGroup, fmtargs) do { } while (0)
555# define LogItAlways(a_pvInst, a_fFlags, a_iGroup, fmtargs) do { } while (0)
556# if defined(LOG_USE_C99)
557# define _LogRemoveParentheseis(...) __VA_ARGS__
558# define _LogIt(a_pvInst, a_fFlags, a_iGroup, ...) do { } while (0)
559# define _LogItAlways(a_pvInst, a_fFlags, a_iGroup, ...) do { } while (0)
560# endif
561#endif
562
563
564/** @def Log
565 * Level 1 logging that works regardless of the group settings.
566 */
567#define LogAlways(a) LogItAlways(LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, a)
568
569/** @def Log
570 * Level 1 logging.
571 */
572#define Log(a) LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, a)
573
574/** @def Log2
575 * Level 2 logging.
576 */
577#define Log2(a) LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_2, LOG_GROUP, a)
578
579/** @def Log3
580 * Level 3 logging.
581 */
582#define Log3(a) LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_3, LOG_GROUP, a)
583
584/** @def Log4
585 * Level 4 logging.
586 */
587#define Log4(a) LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_4, LOG_GROUP, a)
588
589/** @def Log5
590 * Level 5 logging.
591 */
592#define Log5(a) LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_5, LOG_GROUP, a)
593
594/** @def Log6
595 * Level 6 logging.
596 */
597#define Log6(a) LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_6, LOG_GROUP, a)
598
599/** @def LogFlow
600 * Logging of execution flow.
601 */
602#define LogFlow(a) LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_FLOW, LOG_GROUP, a)
603
604/** @def LogLelik
605 * lelik logging.
606 */
607#define LogLelik(a) LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_LELIK, LOG_GROUP, a)
608
609
610/** @def LogMichael
611 * michael logging.
612 */
613#define LogMichael(a) LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_MICHAEL, LOG_GROUP, a)
614
615/** @def LogSunlover
616 * sunlover logging.
617 */
618#define LogSunlover(a) LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_SUNLOVER, LOG_GROUP, a)
619
620/** @def LogAchim
621 * Achim logging.
622 */
623#define LogAchim(a) LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_ACHIM, LOG_GROUP, a)
624
625/** @def LogSander
626 * Sander logging.
627 */
628#define LogSander(a) LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_SANDER, LOG_GROUP, a)
629
630/** @def LogKlaus
631 * klaus logging.
632 */
633#define LogKlaus(a) LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_KLAUS, LOG_GROUP, a)
634
635/** @def LogFrank
636 * frank logging.
637 */
638#define LogFrank(a) LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_FRANK, LOG_GROUP, a)
639
640/** @def LogBird
641 * bird logging.
642 */
643#define LogBird(a) LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_BIRD, LOG_GROUP, a)
644
645/** @def LogAleksey
646 * aleksey logging.
647 */
648#define LogAleksey(a) LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_ALEKSEY, LOG_GROUP, a)
649
650/** @def LogDJ
651 * dj logging.
652 */
653#define LogDJ(a) LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_DJ, LOG_GROUP, a)
654
655/** @def LogNoName
656 * NoName logging.
657 */
658#define LogNoName(a) LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_NONAME, LOG_GROUP, a)
659
660/** @def LogWarning
661 * The same as Log(), but prepents a <tt>"WARNING! "</tt> string to the message.
662 *
663 * @param a Custom log message in format <tt>("string\n" [, args])</tt>.
664 */
665#if defined(LOG_USE_C99)
666# define LogWarning(a) \
667 _LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, "WARNING! %M", _LogRemoveParentheseis a )
668#else
669# define LogWarning(a) \
670 do { Log(("WARNING! ")); Log(a); } while (0)
671#endif
672
673/** @def LogTrace
674 * Macro to trace the execution flow: logs the file name, line number and
675 * function name. Can be easily searched for in log files using the
676 * ">>>>>" pattern (prepended to the beginning of each line).
677 */
678#define LogTrace() \
679 LogFlow((">>>>> %s (%d): " LOG_FN_FMT "\n", __FILE__, __LINE__, __PRETTY_FUNCTION__))
680
681/** @def LogTraceMsg
682 * The same as LogTrace but logs a custom log message right after the trace line.
683 *
684 * @param a Custom log message in format <tt>("string\n" [, args])</tt>.
685 */
686#ifdef LOG_USE_C99
687# define LogTraceMsg(a) \
688 _LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_FLOW, LOG_GROUP, ">>>>> %s (%d): " LOG_FN_FMT ": %M", __FILE__, __LINE__, __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
689#else
690# define LogTraceMsg(a) \
691 do { LogFlow((">>>>> %s (%d): " LOG_FN_FMT ": ", __FILE__, __LINE__, __PRETTY_FUNCTION__)); LogFlow(a); } while (0)
692#endif
693
694/** @def LogFunc
695 * Level 1 logging inside C/C++ functions.
696 *
697 * Prepends the given log message with the function name followed by a
698 * semicolon and space.
699 *
700 * @param a Log message in format <tt>("string\n" [, args])</tt>.
701 */
702#ifdef LOG_USE_C99
703# define LogFunc(a) \
704 _LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, LOG_FN_FMT ": %M", __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
705#else
706# define LogFunc(a) \
707 do { Log((LOG_FN_FMT ": ", __PRETTY_FUNCTION__)); Log(a); } while (0)
708#endif
709
710/** @def Log2Func
711 * Level 2 logging inside C/C++ functions.
712 *
713 * Prepends the given log message with the function name followed by a
714 * semicolon and space.
715 *
716 * @param a Log message in format <tt>("string\n" [, args])</tt>.
717 */
718#ifdef LOG_USE_C99
719# define Log2Func(a) \
720 _LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_2, LOG_GROUP, LOG_FN_FMT ": %M", __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
721#else
722# define Log2Func(a) \
723 do { Log2((LOG_FN_FMT ": ", __PRETTY_FUNCTION__)); Log2(a); } while (0)
724#endif
725
726/** @def Log3Func
727 * Level 3 logging inside C/C++ functions.
728 *
729 * Prepends the given log message with the function name followed by a
730 * semicolon and space.
731 *
732 * @param a Log message in format <tt>("string\n" [, args])</tt>.
733 */
734#ifdef LOG_USE_C99
735# define Log3Func(a) \
736 _LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_3, LOG_GROUP, LOG_FN_FMT ": %M", __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
737#else
738# define Log3Func(a) \
739 do { Log3((LOG_FN_FMT ": ", __PRETTY_FUNCTION__)); Log3(a); } while (0)
740#endif
741
742/** @def Log4Func
743 * Level 4 logging inside C/C++ functions.
744 *
745 * Prepends the given log message with the function name followed by a
746 * semicolon and space.
747 *
748 * @param a Log message in format <tt>("string\n" [, args])</tt>.
749 */
750#ifdef LOG_USE_C99
751# define Log4Func(a) \
752 _LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_4, LOG_GROUP, LOG_FN_FMT ": %M", __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
753#else
754# define Log4Func(a) \
755 do { Log4((LOG_FN_FMT ": ", __PRETTY_FUNCTION__)); Log4(a); } while (0)
756#endif
757
758/** @def Log5Func
759 * Level 5 logging inside C/C++ functions.
760 *
761 * Prepends the given log message with the function name followed by a
762 * semicolon and space.
763 *
764 * @param a Log message in format <tt>("string\n" [, args])</tt>.
765 */
766#ifdef LOG_USE_C99
767# define Log5Func(a) \
768 _LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_5, LOG_GROUP, LOG_FN_FMT ": %M", __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
769#else
770# define Log5Func(a) \
771 do { Log5((LOG_FN_FMT ": ", __PRETTY_FUNCTION__)); Log5(a); } while (0)
772#endif
773
774/** @def Log6Func
775 * Level 6 logging inside C/C++ functions.
776 *
777 * Prepends the given log message with the function name followed by a
778 * semicolon and space.
779 *
780 * @param a Log message in format <tt>("string\n" [, args])</tt>.
781 */
782#ifdef LOG_USE_C99
783# define Log6Func(a) \
784 _LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_6, LOG_GROUP, LOG_FN_FMT ": %M", __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
785#else
786# define Log6Func(a) \
787 do { Log6((LOG_FN_FMT ": ", __PRETTY_FUNCTION__)); Log6(a); } while (0)
788#endif
789
790/** @def LogThisFunc
791 * The same as LogFunc but for class functions (methods): the resulting log
792 * line is additionally prepended with a hex value of |this| pointer.
793 *
794 * @param a Log message in format <tt>("string\n" [, args])</tt>.
795 */
796#ifdef LOG_USE_C99
797# define LogThisFunc(a) \
798 _LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, "{%p} " LOG_FN_FMT ": %M", this, __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
799#else
800# define LogThisFunc(a) \
801 do { Log(("{%p} " LOG_FN_FMT ": ", this, __PRETTY_FUNCTION__)); Log(a); } while (0)
802#endif
803
804/** @def LogFlowFunc
805 * Macro to log the execution flow inside C/C++ functions.
806 *
807 * Prepends the given log message with the function name followed by
808 * a semicolon and space.
809 *
810 * @param a Log message in format <tt>("string\n" [, args])</tt>.
811 */
812#ifdef LOG_USE_C99
813# define LogFlowFunc(a) \
814 _LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_FLOW, LOG_GROUP, LOG_FN_FMT ": %M", __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
815#else
816# define LogFlowFunc(a) \
817 do { LogFlow((LOG_FN_FMT ": ", __PRETTY_FUNCTION__)); LogFlow(a); } while (0)
818#endif
819
820/** @def LogWarningFunc
821 * The same as LogWarning(), but prepents the log message with the function name.
822 *
823 * @param a Log message in format <tt>("string\n" [, args])</tt>.
824 */
825#ifdef LOG_USE_C99
826# define LogWarningFunc(a) \
827 _LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, LOG_FN_FMT ": WARNING! %M", __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
828#else
829# define LogWarningFunc(a) \
830 do { Log((LOG_FN_FMT ": WARNING! ", __PRETTY_FUNCTION__)); Log(a); } while (0)
831#endif
832
833/** @def LogFlowThisFunc
834 * The same as LogFlowFunc but for class functions (methods): the resulting log
835 * line is additionally prepended with a hex value of |this| pointer.
836 *
837 * @param a Log message in format <tt>("string\n" [, args])</tt>.
838 */
839#ifdef LOG_USE_C99
840# define LogFlowThisFunc(a) \
841 _LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_FLOW, LOG_GROUP, "{%p} " LOG_FN_FMT ": %M", this, __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
842#else
843# define LogFlowThisFunc(a) \
844 do { LogFlow(("{%p} " LOG_FN_FMT ": ", this, __PRETTY_FUNCTION__)); LogFlow(a); } while (0)
845#endif
846
847/** @def LogWarningThisFunc
848 * The same as LogWarningFunc() but for class functions (methods): the resulting
849 * log line is additionally prepended with a hex value of |this| pointer.
850 *
851 * @param a Log message in format <tt>("string\n" [, args])</tt>.
852 */
853#ifdef LOG_USE_C99
854# define LogWarningThisFunc(a) \
855 _LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, "{%p} " LOG_FN_FMT ": WARNING! %M", this, __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
856#else
857# define LogWarningThisFunc(a) \
858 do { Log(("{%p} " LOG_FN_FMT ": WARNING! ", this, __PRETTY_FUNCTION__)); Log(a); } while (0)
859#endif
860
861/** Shortcut to |LogFlowFunc ("ENTER\n")|, marks the beginnig of the function. */
862#define LogFlowFuncEnter() LogFlowFunc(("ENTER\n"))
863
864/** Shortcut to |LogFlowFunc ("LEAVE\n")|, marks the end of the function. */
865#define LogFlowFuncLeave() LogFlowFunc(("LEAVE\n"))
866
867/** Shortcut to |LogFlowFunc ("LEAVE: %Rrc\n")|, marks the end of the function. */
868#define LogFlowFuncLeaveRC(rc) LogFlowFunc(("LEAVE: %Rrc\n", (rc)))
869
870/** Shortcut to |LogFlowThisFunc ("ENTER\n")|, marks the beginnig of the function. */
871#define LogFlowThisFuncEnter() LogFlowThisFunc(("ENTER\n"))
872
873/** Shortcut to |LogFlowThisFunc ("LEAVE\n")|, marks the end of the function. */
874#define LogFlowThisFuncLeave() LogFlowThisFunc(("LEAVE\n"))
875
876/** @def LogObjRefCnt
877 * Helper macro to print the current reference count of the given COM object
878 * to the log file.
879 *
880 * @param pObj Pointer to the object in question (must be a pointer to an
881 * IUnknown subclass or simply define COM-style AddRef() and
882 * Release() methods)
883 *
884 * @note Use it only for temporary debugging. It leaves dummy code even if
885 * logging is disabled.
886 */
887#define LogObjRefCnt(pObj) \
888 do { \
889 int refc = (pObj)->AddRef(); \
890 LogFlow((#pObj "{%p}.refCnt=%d\n", (pObj), refc - 1)); \
891 (pObj)->Release(); \
892 } while (0)
893
894
895/** @def LogIsItEnabled
896 * Checks whether the specified logging group is enabled or not.
897 */
898#ifdef LOG_ENABLED
899# define LogIsItEnabled(a_pvInst, a_fFlags, a_iGroup) \
900 LogIsItEnabledInternal((a_pvInst), (unsigned)(a_iGroup), (unsigned)(a_fFlags))
901#else
902# define LogIsItEnabled(a_pvInst, a_fFlags, a_iGroup) (false)
903#endif
904
905/** @def LogIsEnabled
906 * Checks whether level 1 logging is enabled.
907 */
908#define LogIsEnabled() LogIsItEnabled(LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP)
909
910/** @def LogIs2Enabled
911 * Checks whether level 2 logging is enabled.
912 */
913#define LogIs2Enabled() LogIsItEnabled(LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_2, LOG_GROUP)
914
915/** @def LogIs3Enabled
916 * Checks whether level 3 logging is enabled.
917 */
918#define LogIs3Enabled() LogIsItEnabled(LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_3, LOG_GROUP)
919
920/** @def LogIs4Enabled
921 * Checks whether level 4 logging is enabled.
922 */
923#define LogIs4Enabled() LogIsItEnabled(LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_4, LOG_GROUP)
924
925/** @def LogIs5Enabled
926 * Checks whether level 5 logging is enabled.
927 */
928#define LogIs5Enabled() LogIsItEnabled(LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_5, LOG_GROUP)
929
930/** @def LogIs6Enabled
931 * Checks whether level 6 logging is enabled.
932 */
933#define LogIs6Enabled() LogIsItEnabled(LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_6, LOG_GROUP)
934
935/** @def LogIsFlowEnabled
936 * Checks whether execution flow logging is enabled.
937 */
938#define LogIsFlowEnabled() LogIsItEnabled(LOG_INSTANCE, RTLOGGRPFLAGS_FLOW, LOG_GROUP)
939
940
941/** @name Passing Function Call Position When Logging.
942 *
943 * This is a little bit ugly as we have to omit the comma before the
944 * position parameters so that we don't inccur any overhead in non-logging
945 * builds (!defined(LOG_ENABLED).
946 *
947 * @{ */
948/** Source position for passing to a function call. */
949#ifdef LOG_ENABLED
950# define RTLOG_COMMA_SRC_POS , __FILE__, __LINE__, __PRETTY_FUNCTION__
951#else
952# define RTLOG_COMMA_SRC_POS RT_NOTHING
953#endif
954/** Source position declaration. */
955#ifdef LOG_ENABLED
956# define RTLOG_COMMA_SRC_POS_DECL , const char *pszFile, unsigned iLine, const char *pszFunction
957#else
958# define RTLOG_COMMA_SRC_POS_DECL RT_NOTHING
959#endif
960/** Source position arguments. */
961#ifdef LOG_ENABLED
962# define RTLOG_COMMA_SRC_POS_ARGS , pszFile, iLine, pszFunction
963#else
964# define RTLOG_COMMA_SRC_POS_ARGS RT_NOTHING
965#endif
966/** Applies NOREF() to the source position arguments. */
967#ifdef LOG_ENABLED
968# define RTLOG_SRC_POS_NOREF() do { NOREF(pszFile); NOREF(iLine); NOREF(pszFunction); } while (0)
969#else
970# define RTLOG_SRC_POS_NOREF() do { } while (0)
971#endif
972/** @} */
973
974
975
976/** @name Release Logging
977 * @{
978 */
979
980#ifdef DOXYGEN_RUNNING
981# define RTLOG_REL_DISABLED
982# define RTLOG_REL_ENABLED
983#endif
984
985/** @def RTLOG_REL_DISABLED
986 * Use this compile time define to disable all release logging
987 * macros.
988 */
989
990/** @def RTLOG_REL_ENABLED
991 * Use this compile time define to override RTLOG_REL_DISABLE.
992 */
993
994/*
995 * Determine whether release logging is enabled and forcefully normalize the indicators.
996 */
997#if !defined(RTLOG_REL_DISABLED) || defined(RTLOG_REL_ENABLED)
998# undef RTLOG_REL_DISABLED
999# undef RTLOG_REL_ENABLED
1000# define RTLOG_REL_ENABLED
1001#else
1002# undef RTLOG_REL_ENABLED
1003# undef RTLOG_REL_DISABLED
1004# define RTLOG_REL_DISABLED
1005#endif
1006
1007
1008/** @def LogRelIt
1009 * Write to specific logger if group enabled.
1010 */
1011/** @def LogRelMaxIt
1012 * Write to specific logger if group enabled and at less than a_cMax messages
1013 * have hit the log. Uses a static variable to count.
1014 */
1015#ifdef RTLOG_REL_ENABLED
1016# if defined(LOG_USE_C99)
1017# define _LogRelRemoveParentheseis(...) __VA_ARGS__
1018# define _LogRelIt(a_pvInst, a_fFlags, a_iGroup, ...) \
1019 do \
1020 { \
1021 PRTLOGGER LogRelIt_pLogger = (PRTLOGGER)(a_pvInst) ? (PRTLOGGER)(a_pvInst) : RTLogRelDefaultInstance(); \
1022 if ( LogRelIt_pLogger \
1023 && !(LogRelIt_pLogger->fFlags & RTLOGFLAGS_DISABLED)) \
1024 RTLogLoggerEx(LogRelIt_pLogger, a_fFlags, a_iGroup, __VA_ARGS__); \
1025 _LogIt(LOG_INSTANCE, a_fFlags, a_iGroup, __VA_ARGS__); \
1026 } while (0)
1027# define LogRelIt(a_pvInst, a_fFlags, a_iGroup, fmtargs) _LogRelIt(a_pvInst, a_fFlags, a_iGroup, _LogRelRemoveParentheseis fmtargs)
1028# define _LogRelMaxIt(a_cMax, a_pvInst, a_fFlags, a_iGroup, ...) \
1029 do \
1030 { \
1031 PRTLOGGER LogRelIt_pLogger = (PRTLOGGER)(a_pvInst) ? (PRTLOGGER)(a_pvInst) : RTLogRelDefaultInstance(); \
1032 if ( LogRelIt_pLogger \
1033 && !(LogRelIt_pLogger->fFlags & RTLOGFLAGS_DISABLED)) \
1034 { \
1035 static uint32_t s_LogRelMaxIt_cLogged = 0; \
1036 if (s_LogRelMaxIt_cLogged < (a_cMax)) \
1037 { \
1038 s_LogRelMaxIt_cLogged++; \
1039 RTLogLoggerEx(LogRelIt_pLogger, a_fFlags, a_iGroup, __VA_ARGS__); \
1040 } \
1041 } \
1042 _LogIt(LOG_INSTANCE, a_fFlags, a_iGroup, __VA_ARGS__); \
1043 } while (0)
1044# define LogRelMaxIt(a_cMax, a_pvInst, a_fFlags, a_iGroup, fmtargs) \
1045 _LogRelMaxIt(a_cMax, a_pvInst, a_fFlags, a_iGroup, _LogRelRemoveParentheseis fmtargs)
1046# else
1047# define LogRelIt(a_pvInst, a_fFlags, a_iGroup, fmtargs) \
1048 do \
1049 { \
1050 PRTLOGGER LogRelIt_pLogger = (PRTLOGGER)(a_pvInst) ? (PRTLOGGER)(a_pvInst) : RTLogRelDefaultInstance(); \
1051 if ( LogRelIt_pLogger \
1052 && !(LogRelIt_pLogger->fFlags & RTLOGFLAGS_DISABLED)) \
1053 { \
1054 unsigned LogIt_fFlags = LogRelIt_pLogger->afGroups[(unsigned)(a_iGroup) < LogRelIt_pLogger->cGroups ? (unsigned)(a_iGroup) : 0]; \
1055 if ((LogIt_fFlags & ((a_fFlags) | RTLOGGRPFLAGS_ENABLED)) == ((a_fFlags) | RTLOGGRPFLAGS_ENABLED)) \
1056 LogRelIt_pLogger->pfnLogger fmtargs; \
1057 } \
1058 LogIt(LOG_INSTANCE, a_fFlags, a_iGroup, fmtargs); \
1059 } while (0)
1060# define LogRelMaxIt(a_cMax, a_pvInst, a_fFlags, a_iGroup, fmtargs) \
1061 do \
1062 { \
1063 PRTLOGGER LogRelIt_pLogger = (PRTLOGGER)(a_pvInst) ? (PRTLOGGER)(a_pvInst) : RTLogRelDefaultInstance(); \
1064 if ( LogRelIt_pLogger \
1065 && !(LogRelIt_pLogger->fFlags & RTLOGFLAGS_DISABLED)) \
1066 { \
1067 unsigned LogIt_fFlags = LogRelIt_pLogger->afGroups[(unsigned)(a_iGroup) < LogRelIt_pLogger->cGroups ? (unsigned)(a_iGroup) : 0]; \
1068 if ((LogIt_fFlags & ((a_fFlags) | RTLOGGRPFLAGS_ENABLED)) == ((a_fFlags) | RTLOGGRPFLAGS_ENABLED)) \
1069 { \
1070 static uint32_t s_LogRelMaxIt_cLogged = 0; \
1071 if (s_LogRelMaxIt_cLogged < (a_cMax)) \
1072 { \
1073 s_LogRelMaxIt_cLogged++; \
1074 LogRelIt_pLogger->pfnLogger fmtargs; \
1075 } \
1076 } \
1077 } \
1078 LogIt(LOG_INSTANCE, a_fFlags, a_iGroup, fmtargs); \
1079 } while (0)
1080# endif
1081#else /* !RTLOG_REL_ENABLED */
1082# define LogRelIt(a_pvInst, a_fFlags, a_iGroup, fmtargs) do { } while (0)
1083# define LogRelMaxIt(a_pvInst, a_fFlags, a_iGroup, fmtargs) do { } while (0)
1084# if defined(LOG_USE_C99)
1085# define _LogRelRemoveParentheseis(...) __VA_ARGS__
1086# define _LogRelIt(a_pvInst, a_fFlags, a_iGroup, ...) do { } while (0)
1087# define _LogRelMaxIt(a_cMax, a_pvInst, a_fFlags, a_iGroup, ...) do { } while (0)
1088# endif
1089#endif /* !RTLOG_REL_ENABLED */
1090
1091
1092/** @def LogRel
1093 * Level 1 logging.
1094 */
1095#define LogRel(a) LogRelIt(LOG_REL_INSTANCE, RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, a)
1096
1097/** @def LogRel2
1098 * Level 2 logging.
1099 */
1100#define LogRel2(a) LogRelIt(LOG_REL_INSTANCE, RTLOGGRPFLAGS_LEVEL_2, LOG_GROUP, a)
1101
1102/** @def LogRel3
1103 * Level 3 logging.
1104 */
1105#define LogRel3(a) LogRelIt(LOG_REL_INSTANCE, RTLOGGRPFLAGS_LEVEL_3, LOG_GROUP, a)
1106
1107/** @def LogRel4
1108 * Level 4 logging.
1109 */
1110#define LogRel4(a) LogRelIt(LOG_REL_INSTANCE, RTLOGGRPFLAGS_LEVEL_4, LOG_GROUP, a)
1111
1112/** @def LogRel5
1113 * Level 5 logging.
1114 */
1115#define LogRel5(a) LogRelIt(LOG_REL_INSTANCE, RTLOGGRPFLAGS_LEVEL_5, LOG_GROUP, a)
1116
1117/** @def LogRel6
1118 * Level 6 logging.
1119 */
1120#define LogRel6(a) LogRelIt(LOG_REL_INSTANCE, RTLOGGRPFLAGS_LEVEL_6, LOG_GROUP, a)
1121
1122/** @def LogRelFlow
1123 * Logging of execution flow.
1124 */
1125#define LogRelFlow(a) LogRelIt(LOG_REL_INSTANCE, RTLOGGRPFLAGS_FLOW, LOG_GROUP, a)
1126
1127/** @def LogRelFunc
1128 * Release logging. Prepends the given log message with the function name
1129 * followed by a semicolon and space.
1130 */
1131#ifdef LOG_USE_C99
1132# define LogRelFunc(a) \
1133 _LogRelIt(LOG_REL_INSTANCE, RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, LOG_FN_FMT ": %M", RT_GCC_EXTENSION __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
1134# define LogFunc(a) \
1135 _LogIt(LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, LOG_FN_FMT ": %M", __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
1136#else
1137# define LogRelFunc(a) \
1138 do { LogRel((LOG_FN_FMT ": ", __PRETTY_FUNCTION__)); LogRel(a); } while (0)
1139#endif
1140
1141/** @def LogRelThisFunc
1142 * The same as LogRelFunc but for class functions (methods): the resulting log
1143 * line is additionally prepended with a hex value of |this| pointer.
1144 */
1145#ifdef LOG_USE_C99
1146# define LogRelThisFunc(a) \
1147 _LogRelIt(LOG_REL_INSTANCE, RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, "{%p} " LOG_FN_FMT ": %M", this, __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
1148#else
1149# define LogRelThisFunc(a) \
1150 do { LogRel(("{%p} " LOG_FN_FMT ": ", this, __PRETTY_FUNCTION__)); LogRel(a); } while (0)
1151#endif
1152
1153/** @def LogRelFlowFunc
1154 * Release logging. Macro to log the execution flow inside C/C++ functions.
1155 *
1156 * Prepends the given log message with the function name followed by
1157 * a semicolon and space.
1158 *
1159 * @param a Log message in format <tt>("string\n" [, args])</tt>.
1160 */
1161#ifdef LOG_USE_C99
1162# define LogRelFlowFunc(a) \
1163 _LogRelIt(LOG_REL_INSTANCE, RTLOGGRPFLAGS_FLOW, LOG_GROUP, LOG_FN_FMT ": %M", __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
1164#else
1165# define LogRelFlowFunc(a) \
1166 do { LogRelFlow((LOG_FN_FMT ": ", __PRETTY_FUNCTION__)); LogRelFlow(a); } while (0)
1167#endif
1168
1169/** @def LogRelLelik
1170 * lelik logging.
1171 */
1172#define LogRelLelik(a) LogRelIt(LOG_REL_INSTANCE, RTLOGGRPFLAGS_LELIK, LOG_GROUP, a)
1173
1174/** @def LogRelMichael
1175 * michael logging.
1176 */
1177#define LogRelMichael(a) LogRelIt(LOG_REL_INSTANCE, RTLOGGRPFLAGS_MICHAEL, LOG_GROUP, a)
1178
1179/** @def LogRelSunlover
1180 * sunlover logging.
1181 */
1182#define LogRelSunlover(a) LogRelIt(LOG_REL_INSTANCE, RTLOGGRPFLAGS_SUNLOVER, LOG_GROUP, a)
1183
1184/** @def LogRelAchim
1185 * Achim logging.
1186 */
1187#define LogRelAchim(a) LogRelIt(LOG_REL_INSTANCE, RTLOGGRPFLAGS_ACHIM, LOG_GROUP, a)
1188
1189/** @def LogRelSander
1190 * Sander logging.
1191 */
1192#define LogRelSander(a) LogRelIt(LOG_REL_INSTANCE, RTLOGGRPFLAGS_SANDER, LOG_GROUP, a)
1193
1194/** @def LogRelKlaus
1195 * klaus logging.
1196 */
1197#define LogRelKlaus(a) LogRelIt(LOG_REL_INSTANCE, RTLOGGRPFLAGS_KLAUS, LOG_GROUP, a)
1198
1199/** @def LogRelFrank
1200 * frank logging.
1201 */
1202#define LogRelFrank(a) LogRelIt(LOG_REL_INSTANCE, RTLOGGRPFLAGS_FRANK, LOG_GROUP, a)
1203
1204/** @def LogRelBird
1205 * bird logging.
1206 */
1207#define LogRelBird(a) LogRelIt(LOG_REL_INSTANCE, RTLOGGRPFLAGS_BIRD, LOG_GROUP, a)
1208
1209/** @def LogRelNoName
1210 * NoName logging.
1211 */
1212#define LogRelNoName(a) LogRelIt(LOG_REL_INSTANCE, RTLOGGRPFLAGS_NONAME, LOG_GROUP, a)
1213
1214
1215/** @def LogRelMax
1216 * Level 1 logging.
1217 */
1218#define LogRelMax(a_cMax, a) LogRelMaxIt(a_cMax, LOG_REL_INSTANCE, RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, a)
1219
1220/** @def LogRelMax2
1221 * Level 2 logging.
1222 */
1223#define LogRelMax2(a_cMax, a) LogRelMaxIt(a_cMax, LOG_REL_INSTANCE, RTLOGGRPFLAGS_LEVEL_2, LOG_GROUP, a)
1224
1225/** @def LogRelMax3
1226 * Level 3 logging.
1227 */
1228#define LogRelMax3(a_cMax, a) LogRelMaxIt(a_cMax, LOG_REL_INSTANCE, RTLOGGRPFLAGS_LEVEL_3, LOG_GROUP, a)
1229
1230/** @def LogRelMax4
1231 * Level 4 logging.
1232 */
1233#define LogRelMax4(a_cMax, a) LogRelMaxIt(a_cMax, LOG_REL_INSTANCE, RTLOGGRPFLAGS_LEVEL_4, LOG_GROUP, a)
1234
1235/** @def LogRelMax5
1236 * Level 5 logging.
1237 */
1238#define LogRelMax5(a_cMax, a) LogRelMaxIt(a_cMax, LOG_REL_INSTANCE, RTLOGGRPFLAGS_LEVEL_5, LOG_GROUP, a)
1239
1240/** @def LogRelMax6
1241 * Level 6 logging.
1242 */
1243#define LogRelMax6(a_cMax, a) LogRelMaxIt(a_cMax, LOG_REL_INSTANCE, RTLOGGRPFLAGS_LEVEL_6, LOG_GROUP, a)
1244
1245/** @def LogRelFlow
1246 * Logging of execution flow.
1247 */
1248#define LogRelMaxFlow(a_cMax, a) LogRelMaxIt(a_cMax, LOG_REL_INSTANCE, RTLOGGRPFLAGS_FLOW, LOG_GROUP, a)
1249
1250/** @def LogRelMaxFunc
1251 * Release logging. Prepends the given log message with the function name
1252 * followed by a semicolon and space.
1253 */
1254#ifdef LOG_USE_C99
1255# define LogRelMaxFunc(a_cMax, a) \
1256 _LogRelMaxIt(a_cMax, LOG_REL_INSTANCE, RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, LOG_FN_FMT ": %M", \
1257 __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
1258# define LogFuncMax(a_cMax, a) \
1259 _LogItMax(a_cMax, LOG_INSTANCE, RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, LOG_FN_FMT ": %M", \
1260 __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
1261#else
1262# define LogRelMaxFunc(a_cMax, a) \
1263 do { LogRelMax(a_cMax, (LOG_FN_FMT ": ", __PRETTY_FUNCTION__)); LogRelMax(a_cMax, a); } while (0)
1264#endif
1265
1266/** @def LogRelMaxThisFunc
1267 * The same as LogRelFunc but for class functions (methods): the resulting log
1268 * line is additionally prepended with a hex value of |this| pointer.
1269 * @param a_cMax Max number of times this should hit the log.
1270 * @param a Log message in format <tt>("string\n" [, args])</tt>.
1271 */
1272#ifdef LOG_USE_C99
1273# define LogRelMaxThisFunc(a_cMax, a) \
1274 _LogRelMaxIt(a_cMax, LOG_REL_INSTANCE, RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP, "{%p} " LOG_FN_FMT ": %M", \
1275 this, __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
1276#else
1277# define LogRelMaxThisFunc(a_cMax, a) \
1278 do { LogRelMax(a_cMax, ("{%p} " LOG_FN_FMT ": ", this, __PRETTY_FUNCTION__)); LogRelMax(a_cMax, a); } while (0)
1279#endif
1280
1281/** @def LogRelMaxFlowFunc
1282 * Release logging. Macro to log the execution flow inside C/C++ functions.
1283 *
1284 * Prepends the given log message with the function name followed by
1285 * a semicolon and space.
1286 *
1287 * @param a_cMax Max number of times this should hit the log.
1288 * @param a Log message in format <tt>("string\n" [, args])</tt>.
1289 */
1290#ifdef LOG_USE_C99
1291# define LogRelMaxFlowFunc(a_cMax, a) \
1292 _LogRelMaxIt(a_cMax, LOG_REL_INSTANCE, RTLOGGRPFLAGS_FLOW, LOG_GROUP, LOG_FN_FMT ": %M", \
1293 __PRETTY_FUNCTION__, _LogRemoveParentheseis a )
1294#else
1295# define LogRelMaxFlowFunc(a_cMax, a) \
1296 do { LogRelMaxFlow(a_cMax, (LOG_FN_FMT ": ", __PRETTY_FUNCTION__)); LogRelFlow(a_cMax, a); } while (0)
1297#endif
1298
1299
1300/** @def LogRelIsItEnabled
1301 * Checks whether the specified logging group is enabled or not.
1302 */
1303#define LogRelIsItEnabled(a_pvInst, a_fFlags, a_iGroup) \
1304 LogRelIsItEnabledInternal((a_pvInst), (unsigned)(a_iGroup), (unsigned)(a_fFlags))
1305
1306/** @def LogRelIsEnabled
1307 * Checks whether level 1 logging is enabled.
1308 */
1309#define LogRelIsEnabled() LogRelIsItEnabled(LOG_REL_INSTANCE, RTLOGGRPFLAGS_LEVEL_1, LOG_GROUP)
1310
1311/** @def LogRelIs2Enabled
1312 * Checks whether level 2 logging is enabled.
1313 */
1314#define LogRelIs2Enabled() LogRelIsItEnabled(LOG_REL_INSTANCE, RTLOGGRPFLAGS_LEVEL_2, LOG_GROUP)
1315
1316/** @def LogRelIs3Enabled
1317 * Checks whether level 3 logging is enabled.
1318 */
1319#define LogRelIs3Enabled() LogRelIsItEnabled(LOG_REL_INSTANCE, RTLOGGRPFLAGS_LEVEL_3, LOG_GROUP)
1320
1321/** @def LogRelIs4Enabled
1322 * Checks whether level 4 logging is enabled.
1323 */
1324#define LogRelIs4Enabled() LogRelIsItEnabled(LOG_REL_INSTANCE, RTLOGGRPFLAGS_LEVEL_4, LOG_GROUP)
1325
1326/** @def LogRelIs5Enabled
1327 * Checks whether level 5 logging is enabled.
1328 */
1329#define LogRelIs5Enabled() LogRelIsItEnabled(LOG_REL_INSTANCE, RTLOGGRPFLAGS_LEVEL_5, LOG_GROUP)
1330
1331/** @def LogRelIs6Enabled
1332 * Checks whether level 6 logging is enabled.
1333 */
1334#define LogRelIs6Enabled() LogRelIsItEnabled(LOG_REL_INSTANCE, RTLOGGRPFLAGS_LEVEL_6, LOG_GROUP)
1335
1336/** @def LogRelIsFlowEnabled
1337 * Checks whether execution flow logging is enabled.
1338 */
1339#define LogRelIsFlowEnabled() LogRelIsItEnabled(LOG_REL_INSTANCE, RTLOGGRPFLAGS_FLOW, LOG_GROUP)
1340
1341
1342#ifndef IN_RC
1343/**
1344 * Sets the default release logger instance.
1345 *
1346 * @returns The old default instance.
1347 * @param pLogger The new default release logger instance.
1348 */
1349RTDECL(PRTLOGGER) RTLogRelSetDefaultInstance(PRTLOGGER pLogger);
1350#endif /* !IN_RC */
1351
1352/**
1353 * Gets the default release logger instance.
1354 *
1355 * @returns Pointer to default release logger instance.
1356 * @returns NULL if no default release logger instance available.
1357 */
1358RTDECL(PRTLOGGER) RTLogRelDefaultInstance(void);
1359
1360/** Internal worker function.
1361 * Don't call directly, use the LogRelIsItEnabled macro!
1362 */
1363DECLINLINE(bool) LogRelIsItEnabledInternal(void *pvInst, unsigned iGroup, unsigned fFlags)
1364{
1365 register PRTLOGGER pLogger = (PRTLOGGER)pvInst ? (PRTLOGGER)pvInst : RTLogRelDefaultInstance();
1366 if ( pLogger
1367 && !(pLogger->fFlags & RTLOGFLAGS_DISABLED))
1368 {
1369 register unsigned fGrpFlags = pLogger->afGroups[(unsigned)iGroup < pLogger->cGroups ? (unsigned)iGroup : 0];
1370 if ((fGrpFlags & (fFlags | RTLOGGRPFLAGS_ENABLED)) == (fFlags | RTLOGGRPFLAGS_ENABLED))
1371 return true;
1372 }
1373 return false;
1374}
1375
1376/**
1377 * Write to a logger instance, defaulting to the release one.
1378 *
1379 * This function will check whether the instance, group and flags makes up a
1380 * logging kind which is currently enabled before writing anything to the log.
1381 *
1382 * @param pLogger Pointer to logger instance.
1383 * @param fFlags The logging flags.
1384 * @param iGroup The group.
1385 * The value ~0U is reserved for compatibility with RTLogLogger[V] and is
1386 * only for internal usage!
1387 * @param pszFormat Format string.
1388 * @param ... Format arguments.
1389 * @remark This is a worker function for LogRelIt.
1390 */
1391RTDECL(void) RTLogRelLogger(PRTLOGGER pLogger, unsigned fFlags, unsigned iGroup, const char *pszFormat, ...);
1392
1393/**
1394 * Write to a logger instance, defaulting to the release one.
1395 *
1396 * This function will check whether the instance, group and flags makes up a
1397 * logging kind which is currently enabled before writing anything to the log.
1398 *
1399 * @param pLogger Pointer to logger instance. If NULL the default release instance is attempted.
1400 * @param fFlags The logging flags.
1401 * @param iGroup The group.
1402 * The value ~0U is reserved for compatibility with RTLogLogger[V] and is
1403 * only for internal usage!
1404 * @param pszFormat Format string.
1405 * @param args Format arguments.
1406 */
1407RTDECL(void) RTLogRelLoggerV(PRTLOGGER pLogger, unsigned fFlags, unsigned iGroup, const char *pszFormat, va_list args);
1408
1409/**
1410 * printf like function for writing to the default release log.
1411 *
1412 * @param pszFormat Printf like format string.
1413 * @param ... Optional arguments as specified in pszFormat.
1414 *
1415 * @remark The API doesn't support formatting of floating point numbers at the moment.
1416 */
1417RTDECL(void) RTLogRelPrintf(const char *pszFormat, ...);
1418
1419/**
1420 * vprintf like function for writing to the default release log.
1421 *
1422 * @param pszFormat Printf like format string.
1423 * @param args Optional arguments as specified in pszFormat.
1424 *
1425 * @remark The API doesn't support formatting of floating point numbers at the moment.
1426 */
1427RTDECL(void) RTLogRelPrintfV(const char *pszFormat, va_list args);
1428
1429/**
1430 * Changes the buffering setting of the default release logger.
1431 *
1432 * This can be used for optimizing longish logging sequences.
1433 *
1434 * @returns The old state.
1435 * @param fBuffered The new state.
1436 */
1437RTDECL(bool) RTLogRelSetBuffering(bool fBuffered);
1438
1439/** @} */
1440
1441
1442
1443/** @name COM port logging
1444 * {
1445 */
1446
1447#ifdef DOXYGEN_RUNNING
1448# define LOG_TO_COM
1449# define LOG_NO_COM
1450#endif
1451
1452/** @def LOG_TO_COM
1453 * Redirects the normal logging macros to the serial versions.
1454 */
1455
1456/** @def LOG_NO_COM
1457 * Disables all LogCom* macros.
1458 */
1459
1460/** @def LogCom
1461 * Generic logging to serial port.
1462 */
1463#if defined(LOG_ENABLED) && !defined(LOG_NO_COM)
1464# define LogCom(a) RTLogComPrintf a
1465#else
1466# define LogCom(a) do { } while (0)
1467#endif
1468
1469/** @def LogComFlow
1470 * Logging to serial port of execution flow.
1471 */
1472#if defined(LOG_ENABLED) && defined(LOG_ENABLE_FLOW) && !defined(LOG_NO_COM)
1473# define LogComFlow(a) RTLogComPrintf a
1474#else
1475# define LogComFlow(a) do { } while (0)
1476#endif
1477
1478#ifdef LOG_TO_COM
1479# undef Log
1480# define Log(a) LogCom(a)
1481# undef LogFlow
1482# define LogFlow(a) LogComFlow(a)
1483#endif
1484
1485/** @} */
1486
1487
1488/** @name Backdoor Logging
1489 * @{
1490 */
1491
1492#ifdef DOXYGEN_RUNNING
1493# define LOG_TO_BACKDOOR
1494# define LOG_NO_BACKDOOR
1495#endif
1496
1497/** @def LOG_TO_BACKDOOR
1498 * Redirects the normal logging macros to the backdoor versions.
1499 */
1500
1501/** @def LOG_NO_BACKDOOR
1502 * Disables all LogBackdoor* macros.
1503 */
1504
1505/** @def LogBackdoor
1506 * Generic logging to the VBox backdoor via port I/O.
1507 */
1508#if defined(LOG_ENABLED) && !defined(LOG_NO_BACKDOOR)
1509# define LogBackdoor(a) RTLogBackdoorPrintf a
1510#else
1511# define LogBackdoor(a) do { } while (0)
1512#endif
1513
1514/** @def LogBackdoorFlow
1515 * Logging of execution flow messages to the backdoor I/O port.
1516 */
1517#if defined(LOG_ENABLED) && !defined(LOG_NO_BACKDOOR)
1518# define LogBackdoorFlow(a) RTLogBackdoorPrintf a
1519#else
1520# define LogBackdoorFlow(a) do { } while (0)
1521#endif
1522
1523/** @def LogRelBackdoor
1524 * Release logging to the VBox backdoor via port I/O.
1525 */
1526#if !defined(LOG_NO_BACKDOOR)
1527# define LogRelBackdoor(a) RTLogBackdoorPrintf a
1528#else
1529# define LogRelBackdoor(a) do { } while (0)
1530#endif
1531
1532#ifdef LOG_TO_BACKDOOR
1533# undef Log
1534# define Log(a) LogBackdoor(a)
1535# undef LogFlow
1536# define LogFlow(a) LogBackdoorFlow(a)
1537# undef LogRel
1538# define LogRel(a) LogRelBackdoor(a)
1539# if defined(LOG_USE_C99)
1540# undef _LogIt
1541# define _LogIt(a_pvInst, a_fFlags, a_iGroup, ...) LogBackdoor((__VA_ARGS__))
1542# endif
1543#endif
1544
1545/** @} */
1546
1547
1548
1549/**
1550 * Gets the default logger instance, creating it if necessary.
1551 *
1552 * @returns Pointer to default logger instance.
1553 * @returns NULL if no default logger instance available.
1554 */
1555RTDECL(PRTLOGGER) RTLogDefaultInstance(void);
1556
1557/**
1558 * Gets the default logger instance.
1559 *
1560 * @returns Pointer to default logger instance.
1561 * @returns NULL if no default logger instance available.
1562 */
1563RTDECL(PRTLOGGER) RTLogGetDefaultInstance(void);
1564
1565#ifndef IN_RC
1566/**
1567 * Sets the default logger instance.
1568 *
1569 * @returns The old default instance.
1570 * @param pLogger The new default logger instance.
1571 */
1572RTDECL(PRTLOGGER) RTLogSetDefaultInstance(PRTLOGGER pLogger);
1573#endif /* !IN_RC */
1574
1575#ifdef IN_RING0
1576/**
1577 * Changes the default logger instance for the current thread.
1578 *
1579 * @returns IPRT status code.
1580 * @param pLogger The logger instance. Pass NULL for deregistration.
1581 * @param uKey Associated key for cleanup purposes. If pLogger is NULL,
1582 * all instances with this key will be deregistered. So in
1583 * order to only deregister the instance associated with the
1584 * current thread use 0.
1585 */
1586RTDECL(int) RTLogSetDefaultInstanceThread(PRTLOGGER pLogger, uintptr_t uKey);
1587#endif /* IN_RING0 */
1588
1589
1590#ifdef LOG_ENABLED
1591/** Internal worker function.
1592 * Don't call directly, use the LogIsItEnabled macro!
1593 */
1594DECLINLINE(bool) LogIsItEnabledInternal(void *pvInst, unsigned iGroup, unsigned fFlags)
1595{
1596 register PRTLOGGER pLogger = (PRTLOGGER)pvInst ? (PRTLOGGER)pvInst : RTLogDefaultInstance();
1597 if ( pLogger
1598 && !(pLogger->fFlags & RTLOGFLAGS_DISABLED))
1599 {
1600 register unsigned fGrpFlags = pLogger->afGroups[(unsigned)iGroup < pLogger->cGroups ? (unsigned)iGroup : 0];
1601 if ((fGrpFlags & (fFlags | RTLOGGRPFLAGS_ENABLED)) == (fFlags | RTLOGGRPFLAGS_ENABLED))
1602 return true;
1603 }
1604 return false;
1605}
1606#endif
1607
1608
1609#ifndef IN_RC
1610/**
1611 * Creates the default logger instance for a iprt users.
1612 *
1613 * Any user of the logging features will need to implement
1614 * this or use the generic dummy.
1615 *
1616 * @returns Pointer to the logger instance.
1617 */
1618RTDECL(PRTLOGGER) RTLogDefaultInit(void);
1619
1620/**
1621 * Create a logger instance.
1622 *
1623 * @returns iprt status code.
1624 *
1625 * @param ppLogger Where to store the logger instance.
1626 * @param fFlags Logger instance flags, a combination of the
1627 * RTLOGFLAGS_* values.
1628 * @param pszGroupSettings The initial group settings.
1629 * @param pszEnvVarBase Base name for the environment variables for
1630 * this instance.
1631 * @param cGroups Number of groups in the array.
1632 * @param papszGroups Pointer to array of groups. This must stick
1633 * around for the life of the logger instance.
1634 * @param fDestFlags The destination flags. RTLOGDEST_FILE is ORed
1635 * if pszFilenameFmt specified.
1636 * @param pszFilenameFmt Log filename format string. Standard
1637 * RTStrFormat().
1638 * @param ... Format arguments.
1639 */
1640RTDECL(int) RTLogCreate(PRTLOGGER *ppLogger, uint32_t fFlags, const char *pszGroupSettings,
1641 const char *pszEnvVarBase, unsigned cGroups, const char * const * papszGroups,
1642 uint32_t fDestFlags, const char *pszFilenameFmt, ...);
1643
1644/**
1645 * Create a logger instance.
1646 *
1647 * @returns iprt status code.
1648 *
1649 * @param ppLogger Where to store the logger instance.
1650 * @param fFlags Logger instance flags, a combination of the
1651 * RTLOGFLAGS_* values.
1652 * @param pszGroupSettings The initial group settings.
1653 * @param pszEnvVarBase Base name for the environment variables for
1654 * this instance.
1655 * @param cGroups Number of groups in the array.
1656 * @param papszGroups Pointer to array of groups. This must stick
1657 * around for the life of the logger instance.
1658 * @param fDestFlags The destination flags. RTLOGDEST_FILE is ORed
1659 * if pszFilenameFmt specified.
1660 * @param pfnPhase Callback function for starting logging and for
1661 * ending or starting a new file for log history
1662 * rotation. NULL is OK.
1663 * @param cHistory Number of old log files to keep when performing
1664 * log history rotation. 0 means no history.
1665 * @param cbHistoryFileMax Maximum size of log file when performing
1666 * history rotation. 0 means no size limit.
1667 * @param cSecsHistoryTimeSlot Maximum time interval per log file when
1668 * performing history rotation, in seconds.
1669 * 0 means time limit.
1670 * @param pszErrorMsg A buffer which is filled with an error message if something fails. May be NULL.
1671 * @param cchErrorMsg The size of the error message buffer.
1672 * @param pszFilenameFmt Log filename format string. Standard RTStrFormat().
1673 * @param ... Format arguments.
1674 */
1675RTDECL(int) RTLogCreateEx(PRTLOGGER *ppLogger, uint32_t fFlags, const char *pszGroupSettings,
1676 const char *pszEnvVarBase, unsigned cGroups, const char * const * papszGroups,
1677 uint32_t fDestFlags, PFNRTLOGPHASE pfnPhase, uint32_t cHistory,
1678 uint64_t cbHistoryFileMax, uint32_t cSecsHistoryTimeSlot,
1679 char *pszErrorMsg, size_t cchErrorMsg, const char *pszFilenameFmt, ...);
1680
1681/**
1682 * Create a logger instance.
1683 *
1684 * @returns iprt status code.
1685 *
1686 * @param ppLogger Where to store the logger instance.
1687 * @param fFlags Logger instance flags, a combination of the
1688 * RTLOGFLAGS_* values.
1689 * @param pszGroupSettings The initial group settings.
1690 * @param pszEnvVarBase Base name for the environment variables for
1691 * this instance.
1692 * @param cGroups Number of groups in the array.
1693 * @param papszGroups Pointer to array of groups. This must stick
1694 * around for the life of the logger instance.
1695 * @param fDestFlags The destination flags. RTLOGDEST_FILE is ORed
1696 * if pszFilenameFmt specified.
1697 * @param pfnPhase Callback function for starting logging and for
1698 * ending or starting a new file for log history
1699 * rotation.
1700 * @param cHistory Number of old log files to keep when performing
1701 * log history rotation. 0 means no history.
1702 * @param cbHistoryFileMax Maximum size of log file when performing
1703 * history rotation. 0 means no size limit.
1704 * @param cSecsHistoryTimeSlot Maximum time interval per log file when
1705 * performing history rotation, in seconds.
1706 * 0 means no time limit.
1707 * @param pszErrorMsg A buffer which is filled with an error message
1708 * if something fails. May be NULL.
1709 * @param cchErrorMsg The size of the error message buffer.
1710 * @param pszFilenameFmt Log filename format string. Standard
1711 * RTStrFormat().
1712 * @param args Format arguments.
1713 */
1714RTDECL(int) RTLogCreateExV(PRTLOGGER *ppLogger, uint32_t fFlags, const char *pszGroupSettings,
1715 const char *pszEnvVarBase, unsigned cGroups, const char * const * papszGroups,
1716 uint32_t fDestFlags, PFNRTLOGPHASE pfnPhase, uint32_t cHistory,
1717 uint64_t cbHistoryFileMax, uint32_t cSecsHistoryTimeSlot,
1718 char *pszErrorMsg, size_t cchErrorMsg, const char *pszFilenameFmt, va_list args);
1719
1720/**
1721 * Create a logger instance for singled threaded ring-0 usage.
1722 *
1723 * @returns iprt status code.
1724 *
1725 * @param pLogger Where to create the logger instance.
1726 * @param cbLogger The amount of memory available for the logger instance.
1727 * @param pLoggerR0Ptr The ring-0 address corresponding to @a pLogger.
1728 * @param pfnLoggerR0Ptr Pointer to logger wrapper function.
1729 * @param pfnFlushR0Ptr Pointer to flush function.
1730 * @param fFlags Logger instance flags, a combination of the RTLOGFLAGS_* values.
1731 * @param fDestFlags The destination flags.
1732 */
1733RTDECL(int) RTLogCreateForR0(PRTLOGGER pLogger, size_t cbLogger,
1734 RTR0PTR pLoggerR0Ptr, RTR0PTR pfnLoggerR0Ptr, RTR0PTR pfnFlushR0Ptr,
1735 uint32_t fFlags, uint32_t fDestFlags);
1736
1737/**
1738 * Calculates the minimum size of a ring-0 logger instance.
1739 *
1740 * @returns The minimum size.
1741 * @param cGroups The number of groups.
1742 * @param fFlags Relevant flags.
1743 */
1744RTDECL(size_t) RTLogCalcSizeForR0(uint32_t cGroups, uint32_t fFlags);
1745
1746/**
1747 * Destroys a logger instance.
1748 *
1749 * The instance is flushed and all output destinations closed (where applicable).
1750 *
1751 * @returns iprt status code.
1752 * @param pLogger The logger instance which close destroyed. NULL is fine.
1753 */
1754RTDECL(int) RTLogDestroy(PRTLOGGER pLogger);
1755
1756/**
1757 * Create a logger instance clone for RC usage.
1758 *
1759 * @returns iprt status code.
1760 *
1761 * @param pLogger The logger instance to be cloned.
1762 * @param pLoggerRC Where to create the RC logger instance.
1763 * @param cbLoggerRC Amount of memory allocated to for the RC logger
1764 * instance clone.
1765 * @param pfnLoggerRCPtr Pointer to logger wrapper function for this
1766 * instance (RC Ptr).
1767 * @param pfnFlushRCPtr Pointer to flush function (RC Ptr).
1768 * @param fFlags Logger instance flags, a combination of the RTLOGFLAGS_* values.
1769 */
1770RTDECL(int) RTLogCloneRC(PRTLOGGER pLogger, PRTLOGGERRC pLoggerRC, size_t cbLoggerRC,
1771 RTRCPTR pfnLoggerRCPtr, RTRCPTR pfnFlushRCPtr, uint32_t fFlags);
1772
1773/**
1774 * Flushes a RC logger instance to a R3 logger.
1775 *
1776 * @returns iprt status code.
1777 * @param pLogger The R3 logger instance to flush pLoggerRC to. If NULL
1778 * the default logger is used.
1779 * @param pLoggerRC The RC logger instance to flush.
1780 */
1781RTDECL(void) RTLogFlushRC(PRTLOGGER pLogger, PRTLOGGERRC pLoggerRC);
1782
1783/**
1784 * Flushes the buffer in one logger instance onto another logger.
1785 *
1786 * @returns iprt status code.
1787 *
1788 * @param pSrcLogger The logger instance to flush.
1789 * @param pDstLogger The logger instance to flush onto.
1790 * If NULL the default logger will be used.
1791 */
1792RTDECL(void) RTLogFlushToLogger(PRTLOGGER pSrcLogger, PRTLOGGER pDstLogger);
1793
1794/**
1795 * Flushes a R0 logger instance to a R3 logger.
1796 *
1797 * @returns iprt status code.
1798 * @param pLogger The R3 logger instance to flush pLoggerR0 to. If NULL
1799 * the default logger is used.
1800 * @param pLoggerR0 The R0 logger instance to flush.
1801 */
1802RTDECL(void) RTLogFlushR0(PRTLOGGER pLogger, PRTLOGGER pLoggerR0);
1803
1804/**
1805 * Sets the custom prefix callback.
1806 *
1807 * @returns IPRT status code.
1808 * @param pLogger The logger instance.
1809 * @param pfnCallback The callback.
1810 * @param pvUser The user argument for the callback.
1811 * */
1812RTDECL(int) RTLogSetCustomPrefixCallback(PRTLOGGER pLogger, PFNRTLOGPREFIX pfnCallback, void *pvUser);
1813
1814/**
1815 * Same as RTLogSetCustomPrefixCallback for loggers created by
1816 * RTLogCreateForR0.
1817 *
1818 * @returns IPRT status code.
1819 * @param pLogger The logger instance.
1820 * @param pLoggerR0Ptr The ring-0 address corresponding to @a pLogger.
1821 * @param pfnCallbackR0Ptr The callback.
1822 * @param pvUserR0Ptr The user argument for the callback.
1823 * */
1824RTDECL(int) RTLogSetCustomPrefixCallbackForR0(PRTLOGGER pLogger, RTR0PTR pLoggerR0Ptr,
1825 RTR0PTR pfnCallbackR0Ptr, RTR0PTR pvUserR0Ptr);
1826
1827/**
1828 * Copies the group settings and flags from logger instance to another.
1829 *
1830 * @returns IPRT status code.
1831 * @param pDstLogger The destination logger instance.
1832 * @param pDstLoggerR0Ptr The ring-0 address corresponding to @a pDstLogger.
1833 * @param pSrcLogger The source logger instance. If NULL the default one is used.
1834 * @param fFlagsOr OR mask for the flags.
1835 * @param fFlagsAnd AND mask for the flags.
1836 */
1837RTDECL(int) RTLogCopyGroupsAndFlagsForR0(PRTLOGGER pDstLogger, RTR0PTR pDstLoggerR0Ptr,
1838 PCRTLOGGER pSrcLogger, uint32_t fFlagsOr, uint32_t fFlagsAnd);
1839
1840/**
1841 * Get the current log group settings as a string.
1842 *
1843 * @returns VINF_SUCCESS or VERR_BUFFER_OVERFLOW.
1844 * @param pLogger Logger instance (NULL for default logger).
1845 * @param pszBuf The output buffer.
1846 * @param cchBuf The size of the output buffer. Must be greater
1847 * than zero.
1848 */
1849RTDECL(int) RTLogGetGroupSettings(PRTLOGGER pLogger, char *pszBuf, size_t cchBuf);
1850
1851/**
1852 * Updates the group settings for the logger instance using the specified
1853 * specification string.
1854 *
1855 * @returns iprt status code.
1856 * Failures can safely be ignored.
1857 * @param pLogger Logger instance (NULL for default logger).
1858 * @param pszValue Value to parse.
1859 */
1860RTDECL(int) RTLogGroupSettings(PRTLOGGER pLogger, const char *pszValue);
1861#endif /* !IN_RC */
1862
1863/**
1864 * Updates the flags for the logger instance using the specified
1865 * specification string.
1866 *
1867 * @returns iprt status code.
1868 * Failures can safely be ignored.
1869 * @param pLogger Logger instance (NULL for default logger).
1870 * @param pszValue Value to parse.
1871 */
1872RTDECL(int) RTLogFlags(PRTLOGGER pLogger, const char *pszValue);
1873
1874/**
1875 * Changes the buffering setting of the specified logger.
1876 *
1877 * This can be used for optimizing longish logging sequences.
1878 *
1879 * @returns The old state.
1880 * @param pLogger The logger instance (NULL is an alias for the
1881 * default logger).
1882 * @param fBuffered The new state.
1883 */
1884RTDECL(bool) RTLogSetBuffering(PRTLOGGER pLogger, bool fBuffered);
1885
1886/**
1887 * Sets the max number of entries per group.
1888 *
1889 * @returns Old restriction.
1890 *
1891 * @param pLogger The logger instance (NULL is an alias for the
1892 * default logger).
1893 * @param cMaxEntriesPerGroup The max number of entries per group.
1894 *
1895 * @remarks Lowering the limit of an active logger may quietly mute groups.
1896 * Raising it may reactive already muted groups.
1897 */
1898RTDECL(uint32_t) RTLogSetGroupLimit(PRTLOGGER pLogger, uint32_t cMaxEntriesPerGroup);
1899
1900#ifndef IN_RC
1901/**
1902 * Get the current log flags as a string.
1903 *
1904 * @returns VINF_SUCCESS or VERR_BUFFER_OVERFLOW.
1905 * @param pLogger Logger instance (NULL for default logger).
1906 * @param pszBuf The output buffer.
1907 * @param cchBuf The size of the output buffer. Must be greater
1908 * than zero.
1909 */
1910RTDECL(int) RTLogGetFlags(PRTLOGGER pLogger, char *pszBuf, size_t cchBuf);
1911
1912/**
1913 * Updates the logger destination using the specified string.
1914 *
1915 * @returns VINF_SUCCESS or VERR_BUFFER_OVERFLOW.
1916 * @param pLogger Logger instance (NULL for default logger).
1917 * @param pszValue The value to parse.
1918 */
1919RTDECL(int) RTLogDestinations(PRTLOGGER pLogger, char const *pszValue);
1920
1921/**
1922 * Get the current log destinations as a string.
1923 *
1924 * @returns VINF_SUCCESS or VERR_BUFFER_OVERFLOW.
1925 * @param pLogger Logger instance (NULL for default logger).
1926 * @param pszBuf The output buffer.
1927 * @param cchBuf The size of the output buffer. Must be greater
1928 * than 0.
1929 */
1930RTDECL(int) RTLogGetDestinations(PRTLOGGER pLogger, char *pszBuf, size_t cchBuf);
1931#endif /* !IN_RC */
1932
1933/**
1934 * Flushes the specified logger.
1935 *
1936 * @param pLogger The logger instance to flush.
1937 * If NULL the default instance is used. The default instance
1938 * will not be initialized by this call.
1939 */
1940RTDECL(void) RTLogFlush(PRTLOGGER pLogger);
1941
1942/**
1943 * Write to a logger instance.
1944 *
1945 * @param pLogger Pointer to logger instance.
1946 * @param pvCallerRet Ignored.
1947 * @param pszFormat Format string.
1948 * @param ... Format arguments.
1949 */
1950RTDECL(void) RTLogLogger(PRTLOGGER pLogger, void *pvCallerRet, const char *pszFormat, ...);
1951
1952/**
1953 * Write to a logger instance.
1954 *
1955 * @param pLogger Pointer to logger instance.
1956 * @param pszFormat Format string.
1957 * @param args Format arguments.
1958 */
1959RTDECL(void) RTLogLoggerV(PRTLOGGER pLogger, const char *pszFormat, va_list args);
1960
1961/**
1962 * Write to a logger instance.
1963 *
1964 * This function will check whether the instance, group and flags makes up a
1965 * logging kind which is currently enabled before writing anything to the log.
1966 *
1967 * @param pLogger Pointer to logger instance. If NULL the default logger instance will be attempted.
1968 * @param fFlags The logging flags.
1969 * @param iGroup The group.
1970 * The value ~0U is reserved for compatibility with RTLogLogger[V] and is
1971 * only for internal usage!
1972 * @param pszFormat Format string.
1973 * @param ... Format arguments.
1974 * @remark This is a worker function of LogIt.
1975 */
1976RTDECL(void) RTLogLoggerEx(PRTLOGGER pLogger, unsigned fFlags, unsigned iGroup, const char *pszFormat, ...);
1977
1978/**
1979 * Write to a logger instance.
1980 *
1981 * This function will check whether the instance, group and flags makes up a
1982 * logging kind which is currently enabled before writing anything to the log.
1983 *
1984 * @param pLogger Pointer to logger instance. If NULL the default logger instance will be attempted.
1985 * @param fFlags The logging flags.
1986 * @param iGroup The group.
1987 * The value ~0U is reserved for compatibility with RTLogLogger[V] and is
1988 * only for internal usage!
1989 * @param pszFormat Format string.
1990 * @param args Format arguments.
1991 */
1992RTDECL(void) RTLogLoggerExV(PRTLOGGER pLogger, unsigned fFlags, unsigned iGroup, const char *pszFormat, va_list args);
1993
1994/**
1995 * printf like function for writing to the default log.
1996 *
1997 * @param pszFormat Printf like format string.
1998 * @param ... Optional arguments as specified in pszFormat.
1999 *
2000 * @remark The API doesn't support formatting of floating point numbers at the moment.
2001 */
2002RTDECL(void) RTLogPrintf(const char *pszFormat, ...);
2003
2004/**
2005 * vprintf like function for writing to the default log.
2006 *
2007 * @param pszFormat Printf like format string.
2008 * @param args Optional arguments as specified in pszFormat.
2009 *
2010 * @remark The API doesn't support formatting of floating point numbers at the moment.
2011 */
2012RTDECL(void) RTLogPrintfV(const char *pszFormat, va_list args);
2013
2014/**
2015 * Dumper vprintf-like function outputting to a logger.
2016 *
2017 * @param pvUser Pointer to the logger instance to use, NULL for
2018 * default instance.
2019 * @param pszFormat Format string.
2020 * @param va Format arguments.
2021 */
2022RTDECL(void) RTLogDumpPrintfV(void *pvUser, const char *pszFormat, va_list va);
2023
2024
2025#ifndef DECLARED_FNRTSTROUTPUT /* duplicated in iprt/string.h */
2026#define DECLARED_FNRTSTROUTPUT
2027/**
2028 * Output callback.
2029 *
2030 * @returns number of bytes written.
2031 * @param pvArg User argument.
2032 * @param pachChars Pointer to an array of utf-8 characters.
2033 * @param cbChars Number of bytes in the character array pointed to by pachChars.
2034 */
2035typedef DECLCALLBACK(size_t) FNRTSTROUTPUT(void *pvArg, const char *pachChars, size_t cbChars);
2036/** Pointer to callback function. */
2037typedef FNRTSTROUTPUT *PFNRTSTROUTPUT;
2038#endif
2039
2040/**
2041 * Partial vsprintf worker implementation.
2042 *
2043 * @returns number of bytes formatted.
2044 * @param pfnOutput Output worker.
2045 * Called in two ways. Normally with a string an it's length.
2046 * For termination, it's called with NULL for string, 0 for length.
2047 * @param pvArg Argument to output worker.
2048 * @param pszFormat Format string.
2049 * @param args Argument list.
2050 */
2051RTDECL(size_t) RTLogFormatV(PFNRTSTROUTPUT pfnOutput, void *pvArg, const char *pszFormat, va_list args);
2052
2053/**
2054 * Write log buffer to COM port.
2055 *
2056 * @param pach Pointer to the buffer to write.
2057 * @param cb Number of bytes to write.
2058 */
2059RTDECL(void) RTLogWriteCom(const char *pach, size_t cb);
2060
2061/**
2062 * Prints a formatted string to the serial port used for logging.
2063 *
2064 * @returns Number of bytes written.
2065 * @param pszFormat Format string.
2066 * @param ... Optional arguments specified in the format string.
2067 */
2068RTDECL(size_t) RTLogComPrintf(const char *pszFormat, ...);
2069
2070/**
2071 * Prints a formatted string to the serial port used for logging.
2072 *
2073 * @returns Number of bytes written.
2074 * @param pszFormat Format string.
2075 * @param args Optional arguments specified in the format string.
2076 */
2077RTDECL(size_t) RTLogComPrintfV(const char *pszFormat, va_list args);
2078
2079
2080#if 0 /* not implemented yet */
2081
2082/** Indicates that the semaphores shall be used to notify the other
2083 * part about buffer changes. */
2084#define LOGHOOKBUFFER_FLAGS_SEMAPHORED 1
2085
2086/**
2087 * Log Hook Buffer.
2088 * Use to communicate between the logger and a log consumer.
2089 */
2090typedef struct RTLOGHOOKBUFFER
2091{
2092 /** Write pointer. */
2093 volatile void *pvWrite;
2094 /** Read pointer. */
2095 volatile void *pvRead;
2096 /** Buffer start. */
2097 void *pvStart;
2098 /** Buffer end (exclusive). */
2099 void *pvEnd;
2100 /** Signaling semaphore used by the writer to wait on a full buffer.
2101 * Only used when indicated in flags. */
2102 void *pvSemWriter;
2103 /** Signaling semaphore used by the read to wait on an empty buffer.
2104 * Only used when indicated in flags. */
2105 void *pvSemReader;
2106 /** Buffer flags. Current reserved and set to zero. */
2107 volatile unsigned fFlags;
2108} RTLOGHOOKBUFFER;
2109/** Pointer to a log hook buffer. */
2110typedef RTLOGHOOKBUFFER *PRTLOGHOOKBUFFER;
2111
2112
2113/**
2114 * Register a logging hook.
2115 *
2116 * This type of logging hooks are expecting different threads acting
2117 * producer and consumer. They share a circular buffer which have two
2118 * pointers one for each end. When the buffer is full there are two
2119 * alternatives (indicated by a buffer flag), either wait for the
2120 * consumer to get it's job done, or to write a generic message saying
2121 * buffer overflow.
2122 *
2123 * Since the waiting would need a signal semaphore, we'll skip that for now.
2124 *
2125 * @returns iprt status code.
2126 * @param pBuffer Pointer to a logger hook buffer.
2127 */
2128RTDECL(int) RTLogRegisterHook(PRTLOGGER pLogger, PRTLOGHOOKBUFFER pBuffer);
2129
2130/**
2131 * Deregister a logging hook registered with RTLogRegisterHook().
2132 *
2133 * @returns iprt status code.
2134 * @param pBuffer Pointer to a logger hook buffer.
2135 */
2136RTDECL(int) RTLogDeregisterHook(PRTLOGGER pLogger, PRTLOGHOOKBUFFER pBuffer);
2137
2138#endif /* not implemented yet */
2139
2140
2141
2142/**
2143 * Write log buffer to a debugger (RTLOGDEST_DEBUGGER).
2144 *
2145 * @param pach What to write.
2146 * @param cb How much to write.
2147 * @remark When linking statically, this function can be replaced by defining your own.
2148 */
2149RTDECL(void) RTLogWriteDebugger(const char *pach, size_t cb);
2150
2151/**
2152 * Write log buffer to a user defined output stream (RTLOGDEST_USER).
2153 *
2154 * @param pach What to write.
2155 * @param cb How much to write.
2156 * @remark When linking statically, this function can be replaced by defining your own.
2157 */
2158RTDECL(void) RTLogWriteUser(const char *pach, size_t cb);
2159
2160/**
2161 * Write log buffer to stdout (RTLOGDEST_STDOUT).
2162 *
2163 * @param pach What to write.
2164 * @param cb How much to write.
2165 * @remark When linking statically, this function can be replaced by defining your own.
2166 */
2167RTDECL(void) RTLogWriteStdOut(const char *pach, size_t cb);
2168
2169/**
2170 * Write log buffer to stdout (RTLOGDEST_STDERR).
2171 *
2172 * @param pach What to write.
2173 * @param cb How much to write.
2174 * @remark When linking statically, this function can be replaced by defining your own.
2175 */
2176RTDECL(void) RTLogWriteStdErr(const char *pach, size_t cb);
2177
2178#ifdef VBOX
2179
2180/**
2181 * Prints a formatted string to the backdoor port.
2182 *
2183 * @returns Number of bytes written.
2184 * @param pszFormat Format string.
2185 * @param ... Optional arguments specified in the format string.
2186 */
2187RTDECL(size_t) RTLogBackdoorPrintf(const char *pszFormat, ...);
2188
2189/**
2190 * Prints a formatted string to the backdoor port.
2191 *
2192 * @returns Number of bytes written.
2193 * @param pszFormat Format string.
2194 * @param args Optional arguments specified in the format string.
2195 */
2196RTDECL(size_t) RTLogBackdoorPrintfV(const char *pszFormat, va_list args);
2197
2198#endif /* VBOX */
2199
2200RT_C_DECLS_END
2201
2202/** @} */
2203
2204#endif
2205
Note: See TracBrowser for help on using the repository browser.

© 2024 Oracle Support Privacy / Do Not Sell My Info Terms of Use Trademark Policy Automated Access Etiquette