stam.h@ 8464

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1	/** @file
2	* STAM - Statistics Manager.
3	*/
4
5	/*
6	* Copyright (C) 2006-2007 Sun Microsystems, Inc.
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	* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
26	* Clara, CA 95054 USA or visit http://www.sun.com if you need
27	* additional information or have any questions.
28	*/
29
30	#ifndef ___VBox_stam_h
31	#define ___VBox_stam_h
32
33	#include <VBox/cdefs.h>
34	#include <VBox/types.h>
35	#include <iprt/stdarg.h>
36	#ifdef _MSC_VER
37	# if _MSC_VER >= 1400
38	# include <intrin.h>
39	# endif
40	#endif
41
42	__BEGIN_DECLS
43
44	/** @defgroup grp_stam The Statistics Manager API
45	* @{
46	*/
47
48	#if defined(VBOX_WITHOUT_RELEASE_STATISTICS) && defined(VBOX_WITH_STATISTICS)
49	# error "Both VBOX_WITHOUT_RELEASE_STATISTICS and VBOX_WITH_STATISTICS are defined! Make up your mind!"
50	#endif
51
52
53	/** @def STAM_GET_TS
54	* Gets the CPU timestamp counter.
55	*
56	* @param u64 The 64-bit variable which the timestamp shall be saved in.
57	*/
58	#ifdef __GNUC__
59	# if defined(RT_ARCH_X86)
60	/* This produces optimal assembler code for x86 but does not work for AMD64 ('A' means 'either rax or rdx') */
61	# define STAM_GET_TS(u64) __asm__ __volatile__ ("rdtsc\n\t" : "=A" (u64));
62	# elif defined(RT_ARCH_AMD64)
63	# define STAM_GET_TS(u64) \
64	do { uint64_t low; uint64_t high; \
65	__asm__ __volatile__ ("rdtsc\n\t" : "=a"(low), "=d"(high)); \
66	(u64) = ((high << 32) \| low); \
67	} while (0)
68	# endif
69	#elif _MSC_VER >= 1400
70	# pragma intrinsic(__rdtsc)
71	# define STAM_GET_TS(u64) \
72	do { (u64) = __rdtsc(); } while (0)
73	#else
74	# define STAM_GET_TS(u64) \
75	do { \
76	uint64_t u64Tmp; \
77	__asm { \
78	__asm rdtsc \
79	__asm mov dword ptr [u64Tmp], eax \
80	__asm mov dword ptr [u64Tmp + 4], edx \
81	} \
82	(u64) = u64Tmp; \
83	} while (0)
84	#endif
85
86
87	/** @def STAM_REL_STATS
88	* Code for inclusion only when VBOX_WITH_STATISTICS is defined.
89	* @param code A code block enclosed in {}.
90	*/
91	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
92	# define STAM_REL_STATS(code) do code while(0)
93	#else
94	# define STAM_REL_STATS(code) do {} while(0)
95	#endif
96	/** @def STAM_STATS
97	* Code for inclusion only when VBOX_WITH_STATISTICS is defined.
98	* @param code A code block enclosed in {}.
99	*/
100	#ifdef VBOX_WITH_STATISTICS
101	# define STAM_STATS(code) STAM_REL_STATS(code)
102	#else
103	# define STAM_STATS(code) do {} while(0)
104	#endif
105
106
107	/**
108	* Sample type.
109	*/
110	typedef enum STAMTYPE
111	{
112	/** Invalid entry. */
113	STAMTYPE_INVALID = 0,
114	/** Generic counter. */
115	STAMTYPE_COUNTER,
116	/** Profiling of an function. */
117	STAMTYPE_PROFILE,
118	/** Profiling of an operation. */
119	STAMTYPE_PROFILE_ADV,
120	/** Ratio of A to B, uint32_t types. Not reset. */
121	STAMTYPE_RATIO_U32,
122	/** Ratio of A to B, uint32_t types. Reset both to 0. */
123	STAMTYPE_RATIO_U32_RESET,
124	/** Callback. */
125	STAMTYPE_CALLBACK,
126	/** Generic unsigned 8-bit value. Not reset. */
127	STAMTYPE_U8,
128	/** Generic unsigned 8-bit value. Reset to 0. */
129	STAMTYPE_U8_RESET,
130	/** Generic hexadecimal unsigned 8-bit value. Not reset. */
131	STAMTYPE_X8,
132	/** Generic hexadecimal unsigned 8-bit value. Reset to 0. */
133	STAMTYPE_X8_RESET,
134	/** Generic unsigned 16-bit value. Not reset. */
135	STAMTYPE_U16,
136	/** Generic unsigned 16-bit value. Reset to 0. */
137	STAMTYPE_U16_RESET,
138	/** Generic hexadecimal unsigned 16-bit value. Not reset. */
139	STAMTYPE_X16,
140	/** Generic hexadecimal unsigned 16-bit value. Reset to 0. */
141	STAMTYPE_X16_RESET,
142	/** Generic unsigned 32-bit value. Not reset. */
143	STAMTYPE_U32,
144	/** Generic unsigned 32-bit value. Reset to 0. */
145	STAMTYPE_U32_RESET,
146	/** Generic hexadecimal unsigned 32-bit value. Not reset. */
147	STAMTYPE_X32,
148	/** Generic hexadecimal unsigned 32-bit value. Reset to 0. */
149	STAMTYPE_X32_RESET,
150	/** Generic unsigned 64-bit value. Not reset. */
151	STAMTYPE_U64,
152	/** Generic unsigned 64-bit value. Reset to 0. */
153	STAMTYPE_U64_RESET,
154	/** Generic hexadecimal unsigned 64-bit value. Not reset. */
155	STAMTYPE_X64,
156	/** Generic hexadecimal unsigned 64-bit value. Reset to 0. */
157	STAMTYPE_X64_RESET,
158	/** The end (exclusive). */
159	STAMTYPE_END
160	} STAMTYPE;
161
162	/**
163	* Sample visibility type.
164	*/
165	typedef enum STAMVISIBILITY
166	{
167	/** Invalid entry. */
168	STAMVISIBILITY_INVALID = 0,
169	/** Always visible. */
170	STAMVISIBILITY_ALWAYS,
171	/** Only visible when used (/hit). */
172	STAMVISIBILITY_USED,
173	/** Not visible in the GUI. */
174	STAMVISIBILITY_NOT_GUI,
175	/** The end (exclusive). */
176	STAMVISIBILITY_END
177	} STAMVISIBILITY;
178
179	/**
180	* Sample unit.
181	*/
182	typedef enum STAMUNIT
183	{
184	/** Invalid entry .*/
185	STAMUNIT_INVALID = 0,
186	/** No unit. */
187	STAMUNIT_NONE,
188	/** Number of calls. */
189	STAMUNIT_CALLS,
190	/** Count of whatever. */
191	STAMUNIT_COUNT,
192	/** Count of bytes. */
193	STAMUNIT_BYTES,
194	/** Count of bytes. */
195	STAMUNIT_PAGES,
196	/** Error count. */
197	STAMUNIT_ERRORS,
198	/** Number of occurences. */
199	STAMUNIT_OCCURENCES,
200	/** Ticks per call. */
201	STAMUNIT_TICKS_PER_CALL,
202	/** Ticks per occurence. */
203	STAMUNIT_TICKS_PER_OCCURENCE,
204	/** Ratio of good vs. bad. */
205	STAMUNIT_GOOD_BAD,
206	/** Megabytes. */
207	STAMUNIT_MEGABYTES,
208	/** Kilobytes. */
209	STAMUNIT_KILOBYTES,
210	/** Nano seconds. */
211	STAMUNIT_NS,
212	/** Nanoseconds per call. */
213	STAMUNIT_NS_PER_CALL,
214	/** Nanoseconds per call. */
215	STAMUNIT_NS_PER_OCCURENCE,
216	/** Percentage. */
217	STAMUNIT_PCT,
218	/** The end (exclusive). */
219	STAMUNIT_END
220	} STAMUNIT;
221
222
223	/** @def STAM_REL_U8_INC
224	* Increments a uint8_t sample by one.
225	*
226	* @param pCounter Pointer to the uint8_t variable to operate on.
227	*/
228	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
229	# define STAM_REL_U8_INC(pCounter) \
230	do { ++*(pCounter); } while (0)
231	#else
232	# define STAM_REL_U8_INC(pCounter) do { } while (0)
233	#endif
234	/** @def STAM_U8_INC
235	* Increments a uint8_t sample by one.
236	*
237	* @param pCounter Pointer to the uint8_t variable to operate on.
238	*/
239	#ifdef VBOX_WITH_STATISTICS
240	# define STAM_U8_INC(pCounter) STAM_REL_U8_INC(pCounter)
241	#else
242	# define STAM_U8_INC(pCounter) do { } while (0)
243	#endif
244
245
246	/** @def STAM_REL_U8_DEC
247	* Decrements a uint8_t sample by one.
248	*
249	* @param pCounter Pointer to the uint8_t variable to operate on.
250	*/
251	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
252	# define STAM_REL_U8_DEC(pCounter) \
253	do { --*(pCounter); } while (0)
254	#else
255	# define STAM_REL_U8_DEC(pCounter) do { } while (0)
256	#endif
257	/** @def STAM_U8_DEC
258	* Decrements a uint8_t sample by one.
259	*
260	* @param pCounter Pointer to the uint8_t variable to operate on.
261	*/
262	#ifdef VBOX_WITH_STATISTICS
263	# define STAM_U8_DEC(pCounter) STAM_REL_U8_DEC(pCounter)
264	#else
265	# define STAM_U8_DEC(pCounter) do { } while (0)
266	#endif
267
268
269	/** @def STAM_REL_U8_ADD
270	* Increments a uint8_t sample by a value.
271	*
272	* @param pCounter Pointer to the uint8_t variable to operate on.
273	* @param Addend The value to add.
274	*/
275	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
276	# define STAM_REL_U8_ADD(pCounter, Addend) \
277	do { *(pCounter) += (Addend); } while (0)
278	#else
279	# define STAM_REL_U8_ADD(pCounter, Addend) do { } while (0)
280	#endif
281	/** @def STAM_U8_ADD
282	* Increments a uint8_t sample by a value.
283	*
284	* @param pCounter Pointer to the uint8_t variable to operate on.
285	* @param Addend The value to add.
286	*/
287	#ifdef VBOX_WITH_STATISTICS
288	# define STAM_U8_ADD(pCounter, Addend) STAM_REL_U8_ADD(pCounter, Addend
289	#else
290	# define STAM_U8_ADD(pCounter, Addend) do { } while (0)
291	#endif
292
293
294	/** @def STAM_REL_U16_INC
295	* Increments a uint16_t sample by one.
296	*
297	* @param pCounter Pointer to the uint16_t variable to operate on.
298	*/
299	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
300	# define STAM_REL_U16_INC(pCounter) \
301	do { ++*(pCounter); } while (0)
302	#else
303	# define STAM_REL_U16_INC(pCounter) do { } while (0)
304	#endif
305	/** @def STAM_U16_INC
306	* Increments a uint16_t sample by one.
307	*
308	* @param pCounter Pointer to the uint16_t variable to operate on.
309	*/
310	#ifdef VBOX_WITH_STATISTICS
311	# define STAM_U16_INC(pCounter) STAM_REL_U16_INC(pCounter)
312	#else
313	# define STAM_U16_INC(pCounter) do { } while (0)
314	#endif
315
316
317	/** @def STAM_REL_U16_DEC
318	* Decrements a uint16_t sample by one.
319	*
320	* @param pCounter Pointer to the uint16_t variable to operate on.
321	*/
322	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
323	# define STAM_REL_U16_DEC(pCounter) \
324	do { --*(pCounter); } while (0)
325	#else
326	# define STAM_REL_U16_DEC(pCounter) do { } while (0)
327	#endif
328	/** @def STAM_U16_DEC
329	* Decrements a uint16_t sample by one.
330	*
331	* @param pCounter Pointer to the uint16_t variable to operate on.
332	*/
333	#ifdef VBOX_WITH_STATISTICS
334	# define STAM_U16_DEC(pCounter) STAM_REL_U16_DEC(pCounter)
335	#else
336	# define STAM_U16_DEC(pCounter) do { } while (0)
337	#endif
338
339
340	/** @def STAM_REL_U16_INC
341	* Increments a uint16_t sample by a value.
342	*
343	* @param pCounter Pointer to the uint16_t variable to operate on.
344	* @param Addend The value to add.
345	*/
346	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
347	# define STAM_REL_U16_ADD(pCounter, Addend) \
348	do { *(pCounter) += (Addend); } while (0)
349	#else
350	# define STAM_REL_U16_ADD(pCounter, Addend) do { } while (0)
351	#endif
352	/** @def STAM_U16_INC
353	* Increments a uint16_t sample by a value.
354	*
355	* @param pCounter Pointer to the uint16_t variable to operate on.
356	* @param Addend The value to add.
357	*/
358	#ifdef VBOX_WITH_STATISTICS
359	# define STAM_U16_ADD(pCounter, Addend) STAM_REL_U16_ADD(pCounter, Addend)
360	#else
361	# define STAM_U16_ADD(pCounter, Addend) do { } while (0)
362	#endif
363
364
365	/** @def STAM_REL_U32_INC
366	* Increments a uint32_t sample by one.
367	*
368	* @param pCounter Pointer to the uint32_t variable to operate on.
369	*/
370	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
371	# define STAM_REL_U32_INC(pCounter) \
372	do { ++*(pCounter); } while (0)
373	#else
374	# define STAM_REL_U32_INC(pCounter) do { } while (0)
375	#endif
376	/** @def STAM_U32_INC
377	* Increments a uint32_t sample by one.
378	*
379	* @param pCounter Pointer to the uint32_t variable to operate on.
380	*/
381	#ifdef VBOX_WITH_STATISTICS
382	# define STAM_U32_INC(pCounter) STAM_REL_U32_INC(pCounter)
383	#else
384	# define STAM_U32_INC(pCounter) do { } while (0)
385	#endif
386
387
388	/** @def STAM_REL_U32_DEC
389	* Decrements a uint32_t sample by one.
390	*
391	* @param pCounter Pointer to the uint32_t variable to operate on.
392	*/
393	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
394	# define STAM_REL_U32_DEC(pCounter) \
395	do { --*(pCounter); } while (0)
396	#else
397	# define STAM_REL_U32_DEC(pCounter) do { } while (0)
398	#endif
399	/** @def STAM_U32_DEC
400	* Decrements a uint32_t sample by one.
401	*
402	* @param pCounter Pointer to the uint32_t variable to operate on.
403	*/
404	#ifdef VBOX_WITH_STATISTICS
405	# define STAM_U32_DEC(pCounter) STAM_REL_U32_DEC(pCounter)
406	#else
407	# define STAM_U32_DEC(pCounter) do { } while (0)
408	#endif
409
410
411	/** @def STAM_REL_U32_ADD
412	* Increments a uint32_t sample by value.
413	*
414	* @param pCounter Pointer to the uint32_t variable to operate on.
415	* @param Addend The value to add.
416	*/
417	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
418	# define STAM_REL_U32_ADD(pCounter, Addend) \
419	do { *(pCounter) += (Addend); } while (0)
420	#else
421	# define STAM_REL_U32_ADD(pCounter, Addend) do { } while (0)
422	#endif
423	/** @def STAM_U32_ADD
424	* Increments a uint32_t sample by value.
425	*
426	* @param pCounter Pointer to the uint32_t variable to operate on.
427	* @param Addend The value to add.
428	*/
429	#ifdef VBOX_WITH_STATISTICS
430	# define STAM_U32_ADD(pCounter, Addend) STAM_REL_U32_ADD(pCounter, Addend)
431	#else
432	# define STAM_U32_ADD(pCounter, Addend) do { } while (0)
433	#endif
434
435
436	/** @def STAM_REL_U64_INC
437	* Increments a uint64_t sample by one.
438	*
439	* @param pCounter Pointer to the uint64_t variable to operate on.
440	*/
441	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
442	# define STAM_REL_U64_INC(pCounter) \
443	do { ++*(pCounter); } while (0)
444	#else
445	# define STAM_REL_U64_INC(pCounter) do { } while (0)
446	#endif
447	/** @def STAM_U64_INC
448	* Increments a uint64_t sample by one.
449	*
450	* @param pCounter Pointer to the uint64_t variable to operate on.
451	*/
452	#ifdef VBOX_WITH_STATISTICS
453	# define STAM_U64_INC(pCounter) STAM_REL_U64_INC(pCounter)
454	#else
455	# define STAM_U64_INC(pCounter) do { } while (0)
456	#endif
457
458
459	/** @def STAM_REL_U64_DEC
460	* Decrements a uint64_t sample by one.
461	*
462	* @param pCounter Pointer to the uint64_t variable to operate on.
463	*/
464	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
465	# define STAM_REL_U64_DEC(pCounter) \
466	do { --*(pCounter); } while (0)
467	#else
468	# define STAM_REL_U64_DEC(pCounter) do { } while (0)
469	#endif
470	/** @def STAM_U64_DEC
471	* Decrements a uint64_t sample by one.
472	*
473	* @param pCounter Pointer to the uint64_t variable to operate on.
474	*/
475	#ifdef VBOX_WITH_STATISTICS
476	# define STAM_U64_DEC(pCounter) STAM_REL_U64_DEC(pCounter)
477	#else
478	# define STAM_U64_DEC(pCounter) do { } while (0)
479	#endif
480
481
482	/** @def STAM_REL_U64_ADD
483	* Increments a uint64_t sample by a value.
484	*
485	* @param pCounter Pointer to the uint64_t variable to operate on.
486	* @param Addend The value to add.
487	*/
488	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
489	# define STAM_REL_U64_ADD(pCounter, Addend) \
490	do { *(pCounter) += (Addend); } while (0)
491	#else
492	# define STAM_REL_U64_ADD(pCounter, Addend) do { } while (0)
493	#endif
494	/** @def STAM_U64_ADD
495	* Increments a uint64_t sample by a value.
496	*
497	* @param pCounter Pointer to the uint64_t variable to operate on.
498	* @param Addend The value to add.
499	*/
500	#ifdef VBOX_WITH_STATISTICS
501	# define STAM_U64_ADD(pCounter, Addend) STAM_REL_U64_ADD(pCounter, Addend)
502	#else
503	# define STAM_U64_ADD(pCounter, Addend) do { } while (0)
504	#endif
505
506
507	/**
508	* Counter sample - STAMTYPE_COUNTER.
509	*/
510	typedef struct STAMCOUNTER
511	{
512	/** The current count. */
513	volatile uint64_t c;
514	} STAMCOUNTER;
515	/** Pointer to a counter. */
516	typedef STAMCOUNTER *PSTAMCOUNTER;
517	/** Pointer to a const counter. */
518	typedef const STAMCOUNTER *PCSTAMCOUNTER;
519
520
521	/** @def STAM_REL_COUNTER_INC
522	* Increments a counter sample by one.
523	*
524	* @param pCounter Pointer to the STAMCOUNTER structure to operate on.
525	*/
526	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
527	# define STAM_REL_COUNTER_INC(pCounter) \
528	do { (pCounter)->c++; } while (0)
529	#else
530	# define STAM_REL_COUNTER_INC(pCounter) do { } while (0)
531	#endif
532	/** @def STAM_COUNTER_INC
533	* Increments a counter sample by one.
534	*
535	* @param pCounter Pointer to the STAMCOUNTER structure to operate on.
536	*/
537	#ifdef VBOX_WITH_STATISTICS
538	# define STAM_COUNTER_INC(pCounter) STAM_REL_COUNTER_INC(pCounter)
539	#else
540	# define STAM_COUNTER_INC(pCounter) do { } while (0)
541	#endif
542
543
544	/** @def STAM_REL_COUNTER_DEC
545	* Decrements a counter sample by one.
546	*
547	* @param pCounter Pointer to the STAMCOUNTER structure to operate on.
548	*/
549	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
550	# define STAM_REL_COUNTER_DEC(pCounter) \
551	do { (pCounter)->c--; } while (0)
552	#else
553	# define STAM_REL_COUNTER_DEC(pCounter) do { } while (0)
554	#endif
555	/** @def STAM_COUNTER_DEC
556	* Decrements a counter sample by one.
557	*
558	* @param pCounter Pointer to the STAMCOUNTER structure to operate on.
559	*/
560	#ifdef VBOX_WITH_STATISTICS
561	# define STAM_COUNTER_DEC(pCounter) STAM_REL_COUNTER_DEC(pCounter)
562	#else
563	# define STAM_COUNTER_DEC(pCounter) do { } while (0)
564	#endif
565
566
567	/** @def STAM_REL_COUNTER_ADD
568	* Increments a counter sample by a value.
569	*
570	* @param pCounter Pointer to the STAMCOUNTER structure to operate on.
571	* @param Addend The value to add to the counter.
572	*/
573	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
574	# define STAM_REL_COUNTER_ADD(pCounter, Addend) \
575	do { (pCounter)->c += (Addend); } while (0)
576	#else
577	# define STAM_REL_COUNTER_ADD(pCounter, Addend) do { } while (0)
578	#endif
579	/** @def STAM_COUNTER_ADD
580	* Increments a counter sample by a value.
581	*
582	* @param pCounter Pointer to the STAMCOUNTER structure to operate on.
583	* @param Addend The value to add to the counter.
584	*/
585	#ifdef VBOX_WITH_STATISTICS
586	# define STAM_COUNTER_ADD(pCounter, Addend) STAM_REL_COUNTER_ADD(pCounter, Addend)
587	#else
588	# define STAM_COUNTER_ADD(pCounter, Addend) do { } while (0)
589	#endif
590
591
592	/** @def STAM_REL_COUNTER_RESET
593	* Resets the statistics sample.
594	*/
595	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
596	# define STAM_REL_COUNTER_RESET(pCounter) do { (pCounter)->c = 0; } while (0)
597	#else
598	# define STAM_REL_COUNTER_RESET(pCounter) do { } while (0)
599	#endif
600	/** @def STAM_COUNTER_RESET
601	* Resets the statistics sample.
602	*/
603	#ifndef VBOX_WITH_STATISTICS
604	# define STAM_COUNTER_RESET(pCounter) STAM_REL_COUNTER_RESET(pCounter)
605	#else
606	# define STAM_COUNTER_RESET(pCounter) do { } while (0)
607	#endif
608
609
610
611	/**
612	* Profiling sample - STAMTYPE_PROFILE.
613	*/
614	typedef struct STAMPROFILE
615	{
616	/** Number of periods. */
617	volatile uint64_t cPeriods;
618	/** Total count of ticks. */
619	volatile uint64_t cTicks;
620	/** Maximum tick count during a sampling. */
621	volatile uint64_t cTicksMax;
622	/** Minimum tick count during a sampling. */
623	volatile uint64_t cTicksMin;
624	} STAMPROFILE;
625	/** Pointer to a profile sample. */
626	typedef STAMPROFILE *PSTAMPROFILE;
627	/** Pointer to a const profile sample. */
628	typedef const STAMPROFILE *PCSTAMPROFILE;
629
630
631	/** @def STAM_REL_PROFILE_START
632	* Samples the start time of a profiling period.
633	*
634	* @param pProfile Pointer to the STAMPROFILE structure to operate on.
635	* @param Prefix Identifier prefix used to internal variables.
636	*/
637	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
638	# define STAM_REL_PROFILE_START(pProfile, Prefix) \
639	uint64_t Prefix##_tsStart; \
640	STAM_GET_TS(Prefix##_tsStart)
641	#else
642	# define STAM_REL_PROFILE_START(pProfile, Prefix) do { } while (0)
643	#endif
644	/** @def STAM_PROFILE_START
645	* Samples the start time of a profiling period.
646	*
647	* @param pProfile Pointer to the STAMPROFILE structure to operate on.
648	* @param Prefix Identifier prefix used to internal variables.
649	*/
650	#ifdef VBOX_WITH_STATISTICS
651	# define STAM_PROFILE_START(pProfile, Prefix) STAM_REL_PROFILE_START(pProfile, Prefix)
652	#else
653	# define STAM_PROFILE_START(pProfile, Prefix) do { } while (0)
654	#endif
655
656	/** @def STAM_REL_PROFILE_STOP
657	* Samples the stop time of a profiling period and updates the sample.
658	*
659	* @param pProfile Pointer to the STAMPROFILE structure to operate on.
660	* @param Prefix Identifier prefix used to internal variables.
661	*/
662	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
663	# define STAM_REL_PROFILE_STOP(pProfile, Prefix) \
664	do { \
665	uint64_t Prefix##_cTicks; \
666	uint64_t Prefix##_tsStop; \
667	STAM_GET_TS(Prefix##_tsStop); \
668	Prefix##_cTicks = Prefix##_tsStop - Prefix##_tsStart; \
669	(pProfile)->cTicks += Prefix##_cTicks; \
670	(pProfile)->cPeriods++; \
671	if ((pProfile)->cTicksMax < Prefix##_cTicks) \
672	(pProfile)->cTicksMax = Prefix##_cTicks; \
673	if ((pProfile)->cTicksMin > Prefix##_cTicks) \
674	(pProfile)->cTicksMin = Prefix##_cTicks; \
675	} while (0)
676	#else
677	# define STAM_REL_PROFILE_STOP(pProfile, Prefix) do { } while (0)
678	#endif
679	/** @def STAM_PROFILE_STOP
680	* Samples the stop time of a profiling period and updates the sample.
681	*
682	* @param pProfile Pointer to the STAMPROFILE structure to operate on.
683	* @param Prefix Identifier prefix used to internal variables.
684	*/
685	#ifdef VBOX_WITH_STATISTICS
686	# define STAM_PROFILE_STOP(pProfile, Prefix) STAM_REL_PROFILE_STOP(pProfile, Prefix)
687	#else
688	# define STAM_PROFILE_STOP(pProfile, Prefix) do { } while (0)
689	#endif
690
691
692	/** @def STAM_REL_PROFILE_STOP_EX
693	* Samples the stop time of a profiling period and updates both the sample
694	* and an attribution sample.
695	*
696	* @param pProfile Pointer to the STAMPROFILE structure to operate on.
697	* @param pProfile2 Pointer to the STAMPROFILE structure which this
698	* interval should be attributed too. This may be NULL.
699	* @param Prefix Identifier prefix used to internal variables.
700	*/
701	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
702	# define STAM_REL_PROFILE_STOP_EX(pProfile, pProfile2, Prefix) \
703	do { \
704	uint64_t Prefix##_cTicks; \
705	uint64_t Prefix##_tsStop; \
706	STAM_GET_TS(Prefix##_tsStop); \
707	Prefix##_cTicks = Prefix##_tsStop - Prefix##_tsStart; \
708	(pProfile)->cTicks += Prefix##_cTicks; \
709	(pProfile)->cPeriods++; \
710	if ((pProfile)->cTicksMax < Prefix##_cTicks) \
711	(pProfile)->cTicksMax = Prefix##_cTicks; \
712	if ((pProfile)->cTicksMin > Prefix##_cTicks) \
713	(pProfile)->cTicksMin = Prefix##_cTicks; \
714	\
715	if ((pProfile2)) \
716	{ \
717	(pProfile2)->cTicks += Prefix##_cTicks; \
718	(pProfile2)->cPeriods++; \
719	if ((pProfile2)->cTicksMax < Prefix##_cTicks) \
720	(pProfile2)->cTicksMax = Prefix##_cTicks; \
721	if ((pProfile2)->cTicksMin > Prefix##_cTicks) \
722	(pProfile2)->cTicksMin = Prefix##_cTicks; \
723	} \
724	} while (0)
725	#else
726	# define STAM_REL_PROFILE_STOP_EX(pProfile, pProfile2, Prefix) do { } while (0)
727	#endif
728	/** @def STAM_PROFILE_STOP_EX
729	* Samples the stop time of a profiling period and updates both the sample
730	* and an attribution sample.
731	*
732	* @param pProfile Pointer to the STAMPROFILE structure to operate on.
733	* @param pProfile2 Pointer to the STAMPROFILE structure which this
734	* interval should be attributed too. This may be NULL.
735	* @param Prefix Identifier prefix used to internal variables.
736	*/
737	#ifdef VBOX_WITH_STATISTICS
738	# define STAM_PROFILE_STOP_EX(pProfile, pProfile2, Prefix) STAM_REL_PROFILE_STOP_EX(pProfile, pProfile2, Prefix)
739	#else
740	# define STAM_PROFILE_STOP_EX(pProfile, pProfile2, Prefix) do { } while (0)
741	#endif
742
743
744	/**
745	* Advanced profiling sample - STAMTYPE_PROFILE_ADV.
746	*
747	* Identical to a STAMPROFILE sample, but the start timestamp
748	* is stored after the STAMPROFILE structure so the sampling
749	* can start and stop in different functions.
750	*/
751	typedef struct STAMPROFILEADV
752	{
753	/** The STAMPROFILE core. */
754	STAMPROFILE Core;
755	/** The start timestamp. */
756	volatile uint64_t tsStart;
757	} STAMPROFILEADV;
758	/** Pointer to a advanced profile sample. */
759	typedef STAMPROFILEADV *PSTAMPROFILEADV;
760	/** Pointer to a const advanced profile sample. */
761	typedef const STAMPROFILEADV *PCSTAMPROFILEADV;
762
763
764	/** @def STAM_REL_PROFILE_ADV_START
765	* Samples the start time of a profiling period.
766	*
767	* @param pProfileAdv Pointer to the STAMPROFILEADV structure to operate on.
768	* @param Prefix Identifier prefix used to internal variables.
769	*/
770	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
771	# define STAM_REL_PROFILE_ADV_START(pProfileAdv, Prefix) \
772	STAM_GET_TS((pProfileAdv)->tsStart)
773	#else
774	# define STAM_REL_PROFILE_ADV_START(pProfileAdv, Prefix) do { } while (0)
775	#endif
776	/** @def STAM_PROFILE_ADV_START
777	* Samples the start time of a profiling period.
778	*
779	* @param pProfileAdv Pointer to the STAMPROFILEADV structure to operate on.
780	* @param Prefix Identifier prefix used to internal variables.
781	*/
782	#ifdef VBOX_WITH_STATISTICS
783	# define STAM_PROFILE_ADV_START(pProfileAdv, Prefix) STAM_REL_PROFILE_ADV_START(pProfileAdv, Prefix)
784	#else
785	# define STAM_PROFILE_ADV_START(pProfileAdv, Prefix) do { } while (0)
786	#endif
787
788
789	/** @def STAM_REL_PROFILE_ADV_STOP
790	* Samples the stop time of a profiling period and updates the sample.
791	*
792	* @param pProfileAdv Pointer to the STAMPROFILEADV structure to operate on.
793	* @param Prefix Identifier prefix used to internal variables.
794	*/
795	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
796	# define STAM_REL_PROFILE_ADV_STOP(pProfileAdv, Prefix) \
797	do { \
798	uint64_t Prefix##_tsStop; \
799	STAM_GET_TS(Prefix##_tsStop); \
800	if ((pProfileAdv)->tsStart) \
801	{ \
802	uint64_t Prefix##_cTicks = Prefix##_tsStop - (pProfileAdv)->tsStart; \
803	(pProfileAdv)->tsStart = 0; \
804	(pProfileAdv)->Core.cTicks += Prefix##_cTicks; \
805	(pProfileAdv)->Core.cPeriods++; \
806	if ((pProfileAdv)->Core.cTicksMax < Prefix##_cTicks) \
807	(pProfileAdv)->Core.cTicksMax = Prefix##_cTicks; \
808	if ((pProfileAdv)->Core.cTicksMin > Prefix##_cTicks) \
809	(pProfileAdv)->Core.cTicksMin = Prefix##_cTicks; \
810	} \
811	} while (0)
812	#else
813	# define STAM_REL_PROFILE_ADV_STOP(pProfileAdv, Prefix) do { } while (0)
814	#endif
815	/** @def STAM_PROFILE_ADV_STOP
816	* Samples the stop time of a profiling period and updates the sample.
817	*
818	* @param pProfileAdv Pointer to the STAMPROFILEADV structure to operate on.
819	* @param Prefix Identifier prefix used to internal variables.
820	*/
821	#ifdef VBOX_WITH_STATISTICS
822	# define STAM_PROFILE_ADV_STOP(pProfileAdv, Prefix) STAM_REL_PROFILE_ADV_STOP(pProfileAdv, Prefix)
823	#else
824	# define STAM_PROFILE_ADV_STOP(pProfileAdv, Prefix) do { } while (0)
825	#endif
826
827
828	/** @def STAM_REL_PROFILE_ADV_SUSPEND
829	* Suspends the sampling for a while. This can be useful to exclude parts
830	* covered by other samples without screwing up the count, and average+min times.
831	*
832	* @param pProfileAdv Pointer to the STAMPROFILEADV structure to operate on.
833	* @param Prefix Identifier prefix used to internal variables. The prefix
834	* must match that of the resume one since it stores the
835	* suspend time in a stack variable.
836	*/
837	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
838	# define STAM_REL_PROFILE_ADV_SUSPEND(pProfileAdv, Prefix) \
839	uint64_t Prefix##_tsSuspend; \
840	STAM_GET_TS(Prefix##_tsSuspend)
841	#else
842	# define STAM_REL_PROFILE_ADV_SUSPEND(pProfileAdv, Prefix) do { } while (0)
843	#endif
844	/** @def STAM_PROFILE_ADV_SUSPEND
845	* Suspends the sampling for a while. This can be useful to exclude parts
846	* covered by other samples without screwing up the count, and average+min times.
847	*
848	* @param pProfileAdv Pointer to the STAMPROFILEADV structure to operate on.
849	* @param Prefix Identifier prefix used to internal variables. The prefix
850	* must match that of the resume one since it stores the
851	* suspend time in a stack variable.
852	*/
853	#ifdef VBOX_WITH_STATISTICS
854	# define STAM_PROFILE_ADV_SUSPEND(pProfileAdv, Prefix) STAM_REL_PROFILE_ADV_SUSPEND(pProfileAdv, Prefix)
855	#else
856	# define STAM_PROFILE_ADV_SUSPEND(pProfileAdv, Prefix) do { } while (0)
857	#endif
858
859
860	/** @def STAM_REL_PROFILE_ADV_RESUME
861	* Counter to STAM_REL_PROFILE_ADV_SUSPEND.
862	*
863	* @param pProfileAdv Pointer to the STAMPROFILEADV structure to operate on.
864	* @param Prefix Identifier prefix used to internal variables. This must
865	* match the one used with the SUSPEND!
866	*/
867	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
868	# define STAM_REL_PROFILE_ADV_RESUME(pProfileAdv, Prefix) \
869	do { \
870	uint64_t Prefix##_tsNow; \
871	STAM_GET_TS(Prefix##_tsNow); \
872	(pProfileAdv)->tsStart += Prefix##_tsNow - Prefix##_tsSuspend; \
873	} while (0)
874	#else
875	# define STAM_REL_PROFILE_ADV_RESUME(pProfileAdv, Prefix) do { } while (0)
876	#endif
877	/** @def STAM_PROFILE_ADV_RESUME
878	* Counter to STAM_PROFILE_ADV_SUSPEND.
879	*
880	* @param pProfileAdv Pointer to the STAMPROFILEADV structure to operate on.
881	* @param Prefix Identifier prefix used to internal variables. This must
882	* match the one used with the SUSPEND!
883	*/
884	#ifdef VBOX_WITH_STATISTICS
885	# define STAM_PROFILE_ADV_RESUME(pProfileAdv, Prefix) STAM_REL_PROFILE_ADV_RESUME(pProfileAdv, Prefix)
886	#else
887	# define STAM_PROFILE_ADV_RESUME(pProfileAdv, Prefix) do { } while (0)
888	#endif
889
890
891	/** @def STAM_REL_PROFILE_ADV_STOP_EX
892	* Samples the stop time of a profiling period and updates both the sample
893	* and an attribution sample.
894	*
895	* @param pProfileAdv Pointer to the STAMPROFILEADV structure to operate on.
896	* @param pProfile2 Pointer to the STAMPROFILE structure which this
897	* interval should be attributed too. This may be NULL.
898	* @param Prefix Identifier prefix used to internal variables.
899	*/
900	#ifndef VBOX_WITHOUT_RELEASE_STATISTICS
901	# define STAM_REL_PROFILE_ADV_STOP_EX(pProfileAdv, pProfile2, Prefix) \
902	do { \
903	uint64_t Prefix##_tsStop; \
904	STAM_GET_TS(Prefix##_tsStop); \
905	if ((pProfileAdv)->tsStart) \
906	{ \
907	uint64_t Prefix##_cTicks = Prefix##_tsStop - (pProfileAdv)->tsStart; \
908	(pProfileAdv)->tsStart = 0; \
909	(pProfileAdv)->Core.cTicks += Prefix##_cTicks; \
910	(pProfileAdv)->Core.cPeriods++; \
911	if ((pProfileAdv)->Core.cTicksMax < Prefix##_cTicks) \
912	(pProfileAdv)->Core.cTicksMax = Prefix##_cTicks; \
913	if ((pProfileAdv)->Core.cTicksMin > Prefix##_cTicks) \
914	(pProfileAdv)->Core.cTicksMin = Prefix##_cTicks; \
915	if ((pProfile2)) \
916	{ \
917	(pProfile2)->cTicks += Prefix##_cTicks; \
918	(pProfile2)->cPeriods++; \
919	if ((pProfile2)->cTicksMax < Prefix##_cTicks) \
920	(pProfile2)->cTicksMax = Prefix##_cTicks; \
921	if ((pProfile2)->cTicksMin > Prefix##_cTicks) \
922	(pProfile2)->cTicksMin = Prefix##_cTicks; \
923	} \
924	} \
925	} while (0)
926	#else
927	# define STAM_REL_PROFILE_ADV_STOP_EX(pProfileAdv, pProfile2, Prefix) do { } while (0)
928	#endif
929	/** @def STAM_PROFILE_ADV_STOP_EX
930	* Samples the stop time of a profiling period and updates both the sample
931	* and an attribution sample.
932	*
933	* @param pProfileAdv Pointer to the STAMPROFILEADV structure to operate on.
934	* @param pProfile2 Pointer to the STAMPROFILE structure which this
935	* interval should be attributed too. This may be NULL.
936	* @param Prefix Identifier prefix used to internal variables.
937	*/
938	#ifdef VBOX_WITH_STATISTICS
939	# define STAM_PROFILE_ADV_STOP_EX(pProfileAdv, pProfile2, Prefix) STAM_REL_PROFILE_ADV_STOP_EX(pProfileAdv, pProfile2, Prefix)
940	#else
941	# define STAM_PROFILE_ADV_STOP_EX(pProfileAdv, pProfile2, Prefix) do { } while (0)
942	#endif
943
944
945	/**
946	* Ratio of A to B, uint32_t types.
947	* @remark Use STAM_STATS or STAM_REL_STATS for modifying A & B values.
948	*/
949	typedef struct STAMRATIOU32
950	{
951	/** Sample A. */
952	uint32_t volatile u32A;
953	/** Sample B. */
954	uint32_t volatile u32B;
955	} STAMRATIOU32;
956	/** Pointer to a uint32_t ratio. */
957	typedef STAMRATIOU32 *PSTAMRATIOU32;
958	/** Pointer to const a uint32_t ratio. */
959	typedef const STAMRATIOU32 *PCSTAMRATIOU32;
960
961
962
963
964	/** @defgroup grp_stam_r3 The STAM Host Context Ring 3 API
965	* @ingroup grp_stam
966	* @{
967	*/
968
969	STAMR3DECL(int) STAMR3InitUVM(PUVM pUVM);
970	STAMR3DECL(void) STAMR3TermUVM(PUVM pUVM);
971	STAMR3DECL(int) STAMR3RegisterU(PUVM pUVM, void *pvSample, STAMTYPE enmType, STAMVISIBILITY enmVisibility,
972	const char pszName, STAMUNIT enmUnit, const char pszDesc);
973	STAMR3DECL(int) STAMR3Register(PVM pVM, void *pvSample, STAMTYPE enmType, STAMVISIBILITY enmVisibility,
974	const char pszName, STAMUNIT enmUnit, const char pszDesc);
975
976	/** @def STAM_REL_REG
977	* Registers a statistics sample.
978	*
979	* @param pVM VM Handle.
980	* @param pvSample Pointer to the sample.
981	* @param enmType Sample type. This indicates what pvSample is pointing at.
982	* @param pszName Sample name. The name is on this form "/<component>/<sample>".
983	* Further nesting is possible.
984	* @param enmUnit Sample unit.
985	* @param pszDesc Sample description.
986	*/
987	#define STAM_REL_REG(pVM, pvSample, enmType, pszName, enmUnit, pszDesc) \
988	STAM_REL_STATS({ int rcStam = STAMR3Register(pVM, pvSample, enmType, STAMVISIBILITY_ALWAYS, pszName, enmUnit, pszDesc); \
989	AssertRC(rcStam); })
990	/** @def STAM_REG
991	* Registers a statistics sample if statistics are enabled.
992	*
993	* @param pVM VM Handle.
994	* @param pvSample Pointer to the sample.
995	* @param enmType Sample type. This indicates what pvSample is pointing at.
996	* @param pszName Sample name. The name is on this form "/<component>/<sample>".
997	* Further nesting is possible.
998	* @param enmUnit Sample unit.
999	* @param pszDesc Sample description.
1000	*/
1001	#define STAM_REG(pVM, pvSample, enmType, pszName, enmUnit, pszDesc) \
1002	STAM_STATS({STAM_REL_REG(pVM, pvSample, enmType, pszName, enmUnit, pszDesc);})
1003
1004	/** @def STAM_REL_REG_USED
1005	* Registers a statistics sample which only shows when used.
1006	*
1007	* @param pVM VM Handle.
1008	* @param pvSample Pointer to the sample.
1009	* @param enmType Sample type. This indicates what pvSample is pointing at.
1010	* @param pszName Sample name. The name is on this form "/<component>/<sample>".
1011	* Further nesting is possible.
1012	* @param enmUnit Sample unit.
1013	* @param pszDesc Sample description.
1014	*/
1015	#define STAM_REL_REG_USED(pVM, pvSample, enmType, pszName, enmUnit, pszDesc) \
1016	STAM_REL_STATS({ int rcStam = STAMR3Register(pVM, pvSample, enmType, STAMVISIBILITY_USED, pszName, enmUnit, pszDesc); \
1017	AssertRC(rcStam);})
1018	/** @def STAM_REG_USED
1019	* Registers a statistics sample which only shows when used, if statistics are enabled.
1020	*
1021	* @param pVM VM Handle.
1022	* @param pvSample Pointer to the sample.
1023	* @param enmType Sample type. This indicates what pvSample is pointing at.
1024	* @param pszName Sample name. The name is on this form "/<component>/<sample>".
1025	* Further nesting is possible.
1026	* @param enmUnit Sample unit.
1027	* @param pszDesc Sample description.
1028	*/
1029	#define STAM_REG_USED(pVM, pvSample, enmType, pszName, enmUnit, pszDesc) \
1030	STAM_STATS({ STAM_REL_REG_USED(pVM, pvSample, enmType, pszName, enmUnit, pszDesc); })
1031
1032	STAMR3DECL(int) STAMR3RegisterFU(PUVM pUVM, void *pvSample, STAMTYPE enmType, STAMVISIBILITY enmVisibility, STAMUNIT enmUnit,
1033	const char pszDesc, const char pszName, ...);
1034	STAMR3DECL(int) STAMR3RegisterF(PVM pVM, void *pvSample, STAMTYPE enmType, STAMVISIBILITY enmVisibility, STAMUNIT enmUnit,
1035	const char pszDesc, const char pszName, ...);
1036	STAMR3DECL(int) STAMR3RegisterVU(PUVM pUVM, void *pvSample, STAMTYPE enmType, STAMVISIBILITY enmVisibility, STAMUNIT enmUnit,
1037	const char pszDesc, const char pszName, va_list args);
1038	STAMR3DECL(int) STAMR3RegisterV(PVM pVM, void *pvSample, STAMTYPE enmType, STAMVISIBILITY enmVisibility, STAMUNIT enmUnit,
1039	const char pszDesc, const char pszName, va_list args);
1040
1041	/**
1042	* Resets the sample.
1043	* @param pVM The VM handle.
1044	* @param pvSample The sample registered using STAMR3RegisterCallback.
1045	*/
1046	typedef void FNSTAMR3CALLBACKRESET(PVM pVM, void *pvSample);
1047	/** Pointer to a STAM sample reset callback. */
1048	typedef FNSTAMR3CALLBACKRESET *PFNSTAMR3CALLBACKRESET;
1049
1050	/**
1051	* Prints the sample into the buffer.
1052	*
1053	* @param pVM The VM handle.
1054	* @param pvSample The sample registered using STAMR3RegisterCallback.
1055	* @param pszBuf The buffer to print into.
1056	* @param cchBuf The size of the buffer.
1057	*/
1058	typedef void FNSTAMR3CALLBACKPRINT(PVM pVM, void pvSample, char pszBuf, size_t cchBuf);
1059	/** Pointer to a STAM sample print callback. */
1060	typedef FNSTAMR3CALLBACKPRINT *PFNSTAMR3CALLBACKPRINT;
1061
1062	STAMR3DECL(int) STAMR3RegisterCallback(PVM pVM, void *pvSample, STAMVISIBILITY enmVisibility, STAMUNIT enmUnit,
1063	PFNSTAMR3CALLBACKRESET pfnReset, PFNSTAMR3CALLBACKPRINT pfnPrint,
1064	const char pszDesc, const char pszName, ...);
1065	STAMR3DECL(int) STAMR3RegisterCallbackV(PVM pVM, void *pvSample, STAMVISIBILITY enmVisibility, STAMUNIT enmUnit,
1066	PFNSTAMR3CALLBACKRESET pfnReset, PFNSTAMR3CALLBACKPRINT pfnPrint,
1067	const char pszDesc, const char pszName, va_list args);
1068	STAMR3DECL(int) STAMR3DeregisterU(PUVM pUVM, void *pvSample);
1069	STAMR3DECL(int) STAMR3Deregister(PVM pVM, void *pvSample);
1070
1071	/** @def STAM_REL_DEREG
1072	* Deregisters a statistics sample if statistics are enabled.
1073	*
1074	* @param pVM VM Handle.
1075	* @param pvSample Pointer to the sample.
1076	*/
1077	#define STAM_REL_DEREG(pVM, pvSample) \
1078	STAM_REL_STATS({ int rcStam = STAMR3Deregister(pVM, pvSample); AssertRC(rcStam); })
1079	/** @def STAM_DEREG
1080	* Deregisters a statistics sample if statistics are enabled.
1081	*
1082	* @param pVM VM Handle.
1083	* @param pvSample Pointer to the sample.
1084	*/
1085	#define STAM_DEREG(pVM, pvSample) \
1086	STAM_STATS({ STAM_REL_DEREG(pVM, pvSample); })
1087
1088	STAMR3DECL(int) STAMR3ResetU(PUVM pUVM, const char *pszPat);
1089	STAMR3DECL(int) STAMR3Reset(PVM pVM, const char *pszPat);
1090	STAMR3DECL(int) STAMR3SnapshotU(PUVM pUVM, const char pszPat, char ppszSnapshot, size_t pcchSnapshot, bool fWithDesc);
1091	STAMR3DECL(int) STAMR3Snapshot(PVM pVM, const char pszPat, char ppszSnapshot, size_t pcchSnapshot, bool fWithDesc);
1092	STAMR3DECL(int) STAMR3SnapshotFreeU(PUVM pUVM, char *pszSnapshot);
1093	STAMR3DECL(int) STAMR3SnapshotFree(PVM pVM, char *pszSnapshot);
1094	STAMR3DECL(int) STAMR3DumpU(PUVM pUVM, const char *pszPat);
1095	STAMR3DECL(int) STAMR3Dump(PVM pVM, const char *pszPat);
1096	STAMR3DECL(int) STAMR3DumpToReleaseLogU(PUVM pUVM, const char *pszPat);
1097	STAMR3DECL(int) STAMR3DumpToReleaseLog(PVM pVM, const char *pszPat);
1098	STAMR3DECL(int) STAMR3PrintU(PUVM pUVM, const char *pszPat);
1099	STAMR3DECL(int) STAMR3Print(PVM pVM, const char *pszPat);
1100
1101	/**
1102	* Callback function for STAMR3Enum().
1103	*
1104	* @returns non-zero to halt the enumeration.
1105	*
1106	* @param pszName The name of the sample.
1107	* @param enmType The type.
1108	* @param pvSample Pointer to the data. enmType indicates the format of this data.
1109	* @param enmUnit The unit.
1110	* @param enmVisibility The visibility.
1111	* @param pszDesc The description.
1112	* @param pvUser The pvUser argument given to STAMR3Enum().
1113	*/
1114	typedef DECLCALLBACK(int) FNSTAMR3ENUM(const char pszName, STAMTYPE enmType, void pvSample, STAMUNIT enmUnit,
1115	STAMVISIBILITY enmVisiblity, const char pszDesc, void pvUser);
1116	/** Pointer to a FNSTAMR3ENUM(). */
1117	typedef FNSTAMR3ENUM *PFNSTAMR3ENUM;
1118
1119	STAMR3DECL(int) STAMR3EnumU(PUVM pUVM, const char pszPat, PFNSTAMR3ENUM pfnEnum, void pvUser);
1120	STAMR3DECL(int) STAMR3Enum(PVM pVM, const char pszPat, PFNSTAMR3ENUM pfnEnum, void pvUser);
1121	STAMR3DECL(const char *) STAMR3GetUnit(STAMUNIT enmUnit);
1122
1123	/** @} */
1124
1125	/** @} */
1126
1127	__END_DECLS
1128
1129	#endif

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source: vbox/trunk/include/VBox/stam.h@ 8464

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