tstSSM.cpp@ 41049

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1	/* $Id: tstSSM.cpp 39078 2011-10-21 14:18:22Z vboxsync $ */
2	/** @file
3	* Saved State Manager Testcase.
4	*/
5
6	/*
7	* Copyright (C) 2006-2007 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18
19	/*******************************************************************************
20	* Header Files *
21	*******************************************************************************/
22	#include <VBox/vmm/ssm.h>
23	#include "VMInternal.h" /* createFakeVM */
24	#include <VBox/vmm/vm.h>
25	#include <VBox/vmm/uvm.h>
26	#include <VBox/vmm/mm.h>
27	#include <VBox/vmm/stam.h>
28
29	#include <VBox/log.h>
30	#include <VBox/sup.h>
31	#include <VBox/err.h>
32	#include <VBox/param.h>
33	#include <iprt/assert.h>
34	#include <iprt/initterm.h>
35	#include <iprt/mem.h>
36	#include <iprt/stream.h>
37	#include <iprt/string.h>
38	#include <iprt/time.h>
39	#include <iprt/thread.h>
40	#include <iprt/path.h>
41
42
43	/*******************************************************************************
44	* Defined Constants And Macros *
45	*******************************************************************************/
46	#define TSTSSM_BIG_CONFIG 1
47
48	#ifdef TSTSSM_BIG_CONFIG
49	# define TSTSSM_ITEM_SIZE (512*_1M)
50	#else
51	# define TSTSSM_ITEM_SIZE (5*_1M)
52	#endif
53
54
55	/*******************************************************************************
56	* Global Variables *
57	*******************************************************************************/
58	const uint8_t gabPage[PAGE_SIZE] = {0};
59	const char gachMem1[] = "sdfg\1asdfa\177hjkl;sdfghjkl;dfghjkl;dfghjkl;\0\0asdf;kjasdf;lkjasd;flkjasd;lfkjasd\0;lfk";
60	#ifdef TSTSSM_BIG_CONFIG
61	uint8_t gabBigMem[_1M];
62	#else
63	uint8_t gabBigMem[8*_1M];
64	#endif
65
66
67	/** initializes gabBigMem with some non zero stuff. */
68	void initBigMem(void)
69	{
70	#if 0
71	uint32_t puch = (uint32_t )&gabBigMem[0];
72	uint32_t puchEnd = (uint32_t )&gabBigMem[sizeof(gabBigMem)];
73	uint32_t u32 = 0xdeadbeef;
74	for (; puch < puchEnd; puch++)
75	{
76	*puch = u32;
77	u32 += 19;
78	u32 = (u32 << 1) \| (u32 >> 31);
79	}
80	#else
81	uint8_t *pb = &gabBigMem[0];
82	uint8_t *pbEnd = &gabBigMem[sizeof(gabBigMem)];
83	for (; pb < pbEnd; pb += 16)
84	{
85	char szTmp[17];
86	RTStrPrintf(szTmp, sizeof(szTmp), "aaaa%08Xzzzz", (uint32_t)(uintptr_t)pb);
87	memcpy(pb, szTmp, 16);
88	}
89
90	/* add some zero pages */
91	memset(&gabBigMem[sizeof(gabBigMem) / 4], 0, PAGE_SIZE * 4);
92	memset(&gabBigMem[sizeof(gabBigMem) / 4 * 3], 0, PAGE_SIZE * 4);
93	#endif
94	}
95
96	/**
97	* Execute state save operation.
98	*
99	* @returns VBox status code.
100	* @param pDevIns Device instance of the device which registered the data unit.
101	* @param pSSM SSM operation handle.
102	*/
103	DECLCALLBACK(int) Item01Save(PPDMDEVINS pDevIns, PSSMHANDLE pSSM)
104	{
105	uint64_t u64Start = RTTimeNanoTS();
106	NOREF(pDevIns);
107
108	/*
109	* Test writing some memory block.
110	*/
111	int rc = SSMR3PutMem(pSSM, gachMem1, sizeof(gachMem1));
112	if (RT_FAILURE(rc))
113	{
114	RTPrintf("Item01: #1 - SSMR3PutMem -> %Rrc\n", rc);
115	return rc;
116	}
117
118	/*
119	* Test writing a zeroterminated string.
120	*/
121	rc = SSMR3PutStrZ(pSSM, "String");
122	if (RT_FAILURE(rc))
123	{
124	RTPrintf("Item01: #1 - SSMR3PutMem -> %Rrc\n", rc);
125	return rc;
126	}
127
128
129	/*
130	* Test the individual integer put functions to see that they all work.
131	* (Testcases are also known as "The Land of The Ugly Code"...)
132	*/
133	#define ITEM(suff,bits, val) \
134	rc = SSMR3Put##suff(pSSM, val); \
135	if (RT_FAILURE(rc)) \
136	{ \
137	RTPrintf("Item01: #" #suff " - SSMR3Put" #suff "(," #val ") -> %Rrc\n", rc); \
138	return rc; \
139	}
140	/* copy & past with the load one! */
141	ITEM(U8, uint8_t, 0xff);
142	ITEM(U8, uint8_t, 0x0);
143	ITEM(U8, uint8_t, 1);
144	ITEM(U8, uint8_t, 42);
145	ITEM(U8, uint8_t, 230);
146	ITEM(S8, int8_t, -128);
147	ITEM(S8, int8_t, 127);
148	ITEM(S8, int8_t, 12);
149	ITEM(S8, int8_t, -76);
150	ITEM(U16, uint16_t, 0xffff);
151	ITEM(U16, uint16_t, 0x0);
152	ITEM(S16, int16_t, 32767);
153	ITEM(S16, int16_t, -32768);
154	ITEM(U32, uint32_t, 4294967295U);
155	ITEM(U32, uint32_t, 0);
156	ITEM(U32, uint32_t, 42);
157	ITEM(U32, uint32_t, 2342342344U);
158	ITEM(S32, int32_t, -2147483647-1);
159	ITEM(S32, int32_t, 2147483647);
160	ITEM(S32, int32_t, 42);
161	ITEM(S32, int32_t, 568459834);
162	ITEM(S32, int32_t, -58758999);
163	ITEM(U64, uint64_t, 18446744073709551615ULL);
164	ITEM(U64, uint64_t, 0);
165	ITEM(U64, uint64_t, 42);
166	ITEM(U64, uint64_t, 593023944758394234ULL);
167	ITEM(S64, int64_t, 9223372036854775807LL);
168	ITEM(S64, int64_t, -9223372036854775807LL - 1);
169	ITEM(S64, int64_t, 42);
170	ITEM(S64, int64_t, 21398723459873LL);
171	ITEM(S64, int64_t, -5848594593453453245LL);
172	#undef ITEM
173
174	uint64_t u64Elapsed = RTTimeNanoTS() - u64Start;
175	RTPrintf("tstSSM: Saved 1st item in %'RI64 ns\n", u64Elapsed);
176	return 0;
177	}
178
179	/**
180	* Prepare state load operation.
181	*
182	* @returns VBox status code.
183	* @param pDevIns Device instance of the device which registered the data unit.
184	* @param pSSM SSM operation handle.
185	* @param uVersion The data layout version.
186	* @param uPass The data pass.
187	*/
188	DECLCALLBACK(int) Item01Load(PPDMDEVINS pDevIns, PSSMHANDLE pSSM, uint32_t uVersion, uint32_t uPass)
189	{
190	NOREF(pDevIns); NOREF(uPass);
191	if (uVersion != 0)
192	{
193	RTPrintf("Item01: uVersion=%#x, expected 0\n", uVersion);
194	return VERR_GENERAL_FAILURE;
195	}
196
197	/*
198	* Load the memory block.
199	*/
200	char achTmp[sizeof(gachMem1)];
201	int rc = SSMR3GetMem(pSSM, achTmp, sizeof(gachMem1));
202	if (RT_FAILURE(rc))
203	{
204	RTPrintf("Item01: #1 - SSMR3GetMem -> %Rrc\n", rc);
205	return rc;
206	}
207
208	/*
209	* Load the string.
210	*/
211	rc = SSMR3GetStrZ(pSSM, achTmp, sizeof(achTmp));
212	if (RT_FAILURE(rc))
213	{
214	RTPrintf("Item01: #2 - SSMR3GetStrZ -> %Rrc\n", rc);
215	return rc;
216	}
217
218	/*
219	* Test the individual integer put functions to see that they all work.
220	* (Testcases are also known as "The Land of The Ugly Code"...)
221	*/
222	#define ITEM(suff, type, val) \
223	do { \
224	type var = {0}; \
225	rc = SSMR3Get##suff(pSSM, &var); \
226	if (RT_FAILURE(rc)) \
227	{ \
228	RTPrintf("Item01: #" #suff " - SSMR3Get" #suff "(," #val ") -> %Rrc\n", rc); \
229	return rc; \
230	} \
231	if (var != val) \
232	{ \
233	RTPrintf("Item01: #" #suff " - SSMR3Get" #suff "(," #val ") -> %d returned wrong value!\n", rc); \
234	return VERR_GENERAL_FAILURE; \
235	} \
236	} while (0)
237	/* copy & past with the load one! */
238	ITEM(U8, uint8_t, 0xff);
239	ITEM(U8, uint8_t, 0x0);
240	ITEM(U8, uint8_t, 1);
241	ITEM(U8, uint8_t, 42);
242	ITEM(U8, uint8_t, 230);
243	ITEM(S8, int8_t, -128);
244	ITEM(S8, int8_t, 127);
245	ITEM(S8, int8_t, 12);
246	ITEM(S8, int8_t, -76);
247	ITEM(U16, uint16_t, 0xffff);
248	ITEM(U16, uint16_t, 0x0);
249	ITEM(S16, int16_t, 32767);
250	ITEM(S16, int16_t, -32768);
251	ITEM(U32, uint32_t, 4294967295U);
252	ITEM(U32, uint32_t, 0);
253	ITEM(U32, uint32_t, 42);
254	ITEM(U32, uint32_t, 2342342344U);
255	ITEM(S32, int32_t, -2147483647-1);
256	ITEM(S32, int32_t, 2147483647);
257	ITEM(S32, int32_t, 42);
258	ITEM(S32, int32_t, 568459834);
259	ITEM(S32, int32_t, -58758999);
260	ITEM(U64, uint64_t, 18446744073709551615ULL);
261	ITEM(U64, uint64_t, 0);
262	ITEM(U64, uint64_t, 42);
263	ITEM(U64, uint64_t, 593023944758394234ULL);
264	ITEM(S64, int64_t, 9223372036854775807LL);
265	ITEM(S64, int64_t, -9223372036854775807LL - 1);
266	ITEM(S64, int64_t, 42);
267	ITEM(S64, int64_t, 21398723459873LL);
268	ITEM(S64, int64_t, -5848594593453453245LL);
269	#undef ITEM
270
271	return 0;
272	}
273
274
275	/**
276	* Execute state save operation.
277	*
278	* @returns VBox status code.
279	* @param pDevIns Device instance of the device which registered the data unit.
280	* @param pSSM SSM operation handle.
281	*/
282	DECLCALLBACK(int) Item02Save(PPDMDEVINS pDevIns, PSSMHANDLE pSSM)
283	{
284	NOREF(pDevIns);
285	uint64_t u64Start = RTTimeNanoTS();
286
287	/*
288	* Put the size.
289	*/
290	uint32_t cb = sizeof(gabBigMem);
291	int rc = SSMR3PutU32(pSSM, cb);
292	if (RT_FAILURE(rc))
293	{
294	RTPrintf("Item02: PutU32 -> %Rrc\n", rc);
295	return rc;
296	}
297
298	/*
299	* Put 8MB of memory to the file in 3 chunks.
300	*/
301	uint8_t *pbMem = &gabBigMem[0];
302	uint32_t cbChunk = cb / 47;
303	rc = SSMR3PutMem(pSSM, pbMem, cbChunk);
304	if (RT_FAILURE(rc))
305	{
306	RTPrintf("Item02: PutMem(,%p,%#x) -> %Rrc\n", pbMem, cbChunk, rc);
307	return rc;
308	}
309	cb -= cbChunk;
310	pbMem += cbChunk;
311
312	/* next piece. */
313	cbChunk *= 19;
314	rc = SSMR3PutMem(pSSM, pbMem, cbChunk);
315	if (RT_FAILURE(rc))
316	{
317	RTPrintf("Item02: PutMem(,%p,%#x) -> %Rrc\n", pbMem, cbChunk, rc);
318	return rc;
319	}
320	cb -= cbChunk;
321	pbMem += cbChunk;
322
323	/* last piece. */
324	cbChunk = cb;
325	rc = SSMR3PutMem(pSSM, pbMem, cbChunk);
326	if (RT_FAILURE(rc))
327	{
328	RTPrintf("Item02: PutMem(,%p,%#x) -> %Rrc\n", pbMem, cbChunk, rc);
329	return rc;
330	}
331
332	uint64_t u64Elapsed = RTTimeNanoTS() - u64Start;
333	RTPrintf("tstSSM: Saved 2nd item in %'RI64 ns\n", u64Elapsed);
334	return 0;
335	}
336
337	/**
338	* Prepare state load operation.
339	*
340	* @returns VBox status code.
341	* @param pDevIns Device instance of the device which registered the data unit.
342	* @param pSSM SSM operation handle.
343	* @param uVersion The data layout version.
344	* @param uPass The data pass.
345	*/
346	DECLCALLBACK(int) Item02Load(PPDMDEVINS pDevIns, PSSMHANDLE pSSM, uint32_t uVersion, uint32_t uPass)
347	{
348	NOREF(pDevIns); NOREF(uPass);
349	if (uVersion != 0)
350	{
351	RTPrintf("Item02: uVersion=%#x, expected 0\n", uVersion);
352	return VERR_GENERAL_FAILURE;
353	}
354
355	/*
356	* Load the size.
357	*/
358	uint32_t cb;
359	int rc = SSMR3GetU32(pSSM, &cb);
360	if (RT_FAILURE(rc))
361	{
362	RTPrintf("Item02: SSMR3GetU32 -> %Rrc\n", rc);
363	return rc;
364	}
365	if (cb != sizeof(gabBigMem))
366	{
367	RTPrintf("Item02: loaded size doesn't match the real thing. %#x != %#x\n", cb, sizeof(gabBigMem));
368	return VERR_GENERAL_FAILURE;
369	}
370
371	/*
372	* Load the memory chunk by chunk.
373	*/
374	uint8_t *pbMem = &gabBigMem[0];
375	char achTmp[16383];
376	uint32_t cbChunk = sizeof(achTmp);
377	while (cb > 0)
378	{
379	cbChunk -= 7;
380	if (cbChunk < 64)
381	cbChunk = sizeof(achTmp) - (cbChunk % 47);
382	if (cbChunk > cb)
383	cbChunk = cb;
384	rc = SSMR3GetMem(pSSM, &achTmp[0], cbChunk);
385	if (RT_FAILURE(rc))
386	{
387	RTPrintf("Item02: SSMR3GetMem(,,%#x) -> %d offset %#x\n", cbChunk, rc, pbMem - &gabBigMem[0]);
388	return rc;
389	}
390	if (memcmp(achTmp, pbMem, cbChunk))
391	{
392	RTPrintf("Item02: compare failed. mem offset=%#x cbChunk=%#x\n", pbMem - &gabBigMem[0], cbChunk);
393	return VERR_GENERAL_FAILURE;
394	}
395
396	/* next */
397	pbMem += cbChunk;
398	cb -= cbChunk;
399	}
400
401	return 0;
402	}
403
404
405	/**
406	* Execute state save operation.
407	*
408	* @returns VBox status code.
409	* @param pDevIns Device instance of the device which registered the data unit.
410	* @param pSSM SSM operation handle.
411	*/
412	DECLCALLBACK(int) Item03Save(PPDMDEVINS pDevIns, PSSMHANDLE pSSM)
413	{
414	NOREF(pDevIns);
415	uint64_t u64Start = RTTimeNanoTS();
416
417	/*
418	* Put the size.
419	*/
420	uint32_t cb = TSTSSM_ITEM_SIZE;
421	int rc = SSMR3PutU32(pSSM, cb);
422	if (RT_FAILURE(rc))
423	{
424	RTPrintf("Item03: PutU32 -> %Rrc\n", rc);
425	return rc;
426	}
427
428	/*
429	* Put 512 MB page by page.
430	*/
431	const uint8_t *pu8Org = &gabBigMem[0];
432	while (cb > 0)
433	{
434	rc = SSMR3PutMem(pSSM, pu8Org, PAGE_SIZE);
435	if (RT_FAILURE(rc))
436	{
437	RTPrintf("Item03: PutMem(,%p,%#x) -> %Rrc\n", pu8Org, PAGE_SIZE, rc);
438	return rc;
439	}
440
441	/* next */
442	cb -= PAGE_SIZE;
443	pu8Org += PAGE_SIZE;
444	if (pu8Org > &gabBigMem[sizeof(gabBigMem)])
445	pu8Org = &gabBigMem[0];
446	}
447
448	uint64_t u64Elapsed = RTTimeNanoTS() - u64Start;
449	RTPrintf("tstSSM: Saved 3rd item in %'RI64 ns\n", u64Elapsed);
450	return 0;
451	}
452
453	/**
454	* Prepare state load operation.
455	*
456	* @returns VBox status code.
457	* @param pDevIns Device instance of the device which registered the data unit.
458	* @param pSSM SSM operation handle.
459	* @param uVersion The data layout version.
460	* @param uPass The data pass.
461	*/
462	DECLCALLBACK(int) Item03Load(PPDMDEVINS pDevIns, PSSMHANDLE pSSM, uint32_t uVersion, uint32_t uPass)
463	{
464	NOREF(pDevIns); NOREF(uPass);
465	if (uVersion != 123)
466	{
467	RTPrintf("Item03: uVersion=%#x, expected 123\n", uVersion);
468	return VERR_GENERAL_FAILURE;
469	}
470
471	/*
472	* Load the size.
473	*/
474	uint32_t cb;
475	int rc = SSMR3GetU32(pSSM, &cb);
476	if (RT_FAILURE(rc))
477	{
478	RTPrintf("Item03: SSMR3GetU32 -> %Rrc\n", rc);
479	return rc;
480	}
481	if (cb != TSTSSM_ITEM_SIZE)
482	{
483	RTPrintf("Item03: loaded size doesn't match the real thing. %#x != %#x\n", cb, TSTSSM_ITEM_SIZE);
484	return VERR_GENERAL_FAILURE;
485	}
486
487	/*
488	* Load the memory page by page.
489	*/
490	const uint8_t *pu8Org = &gabBigMem[0];
491	while (cb > 0)
492	{
493	char achPage[PAGE_SIZE];
494	rc = SSMR3GetMem(pSSM, &achPage[0], PAGE_SIZE);
495	if (RT_FAILURE(rc))
496	{
497	RTPrintf("Item03: SSMR3GetMem(,,%#x) -> %Rrc offset %#x\n", PAGE_SIZE, rc, TSTSSM_ITEM_SIZE - cb);
498	return rc;
499	}
500	if (memcmp(achPage, pu8Org, PAGE_SIZE))
501	{
502	RTPrintf("Item03: compare failed. mem offset=%#x\n", TSTSSM_ITEM_SIZE - cb);
503	return VERR_GENERAL_FAILURE;
504	}
505
506	/* next */
507	cb -= PAGE_SIZE;
508	pu8Org += PAGE_SIZE;
509	if (pu8Org > &gabBigMem[sizeof(gabBigMem)])
510	pu8Org = &gabBigMem[0];
511	}
512
513	return 0;
514	}
515
516
517	/**
518	* Execute state save operation.
519	*
520	* @returns VBox status code.
521	* @param pDevIns Device instance of the device which registered the data unit.
522	* @param pSSM SSM operation handle.
523	*/
524	DECLCALLBACK(int) Item04Save(PPDMDEVINS pDevIns, PSSMHANDLE pSSM)
525	{
526	NOREF(pDevIns);
527	uint64_t u64Start = RTTimeNanoTS();
528
529	/*
530	* Put the size.
531	*/
532	uint32_t cb = 512*_1M;
533	int rc = SSMR3PutU32(pSSM, cb);
534	if (RT_FAILURE(rc))
535	{
536	RTPrintf("Item04: PutU32 -> %Rrc\n", rc);
537	return rc;
538	}
539
540	/*
541	* Put 512 MB page by page.
542	*/
543	while (cb > 0)
544	{
545	rc = SSMR3PutMem(pSSM, gabPage, PAGE_SIZE);
546	if (RT_FAILURE(rc))
547	{
548	RTPrintf("Item04: PutMem(,%p,%#x) -> %Rrc\n", gabPage, PAGE_SIZE, rc);
549	return rc;
550	}
551
552	/* next */
553	cb -= PAGE_SIZE;
554	}
555
556	uint64_t u64Elapsed = RTTimeNanoTS() - u64Start;
557	RTPrintf("tstSSM: Saved 4th item in %'RI64 ns\n", u64Elapsed);
558	return 0;
559	}
560
561	/**
562	* Prepare state load operation.
563	*
564	* @returns VBox status code.
565	* @param pDevIns Device instance of the device which registered the data unit.
566	* @param pSSM SSM operation handle.
567	* @param uVersion The data layout version.
568	* @param uPass The data pass.
569	*/
570	DECLCALLBACK(int) Item04Load(PPDMDEVINS pDevIns, PSSMHANDLE pSSM, uint32_t uVersion, uint32_t uPass)
571	{
572	NOREF(pDevIns); NOREF(uPass);
573	if (uVersion != 42)
574	{
575	RTPrintf("Item04: uVersion=%#x, expected 42\n", uVersion);
576	return VERR_GENERAL_FAILURE;
577	}
578
579	/*
580	* Load the size.
581	*/
582	uint32_t cb;
583	int rc = SSMR3GetU32(pSSM, &cb);
584	if (RT_FAILURE(rc))
585	{
586	RTPrintf("Item04: SSMR3GetU32 -> %Rrc\n", rc);
587	return rc;
588	}
589	if (cb != 512*_1M)
590	{
591	RTPrintf("Item04: loaded size doesn't match the real thing. %#x != %#x\n", cb, 512*_1M);
592	return VERR_GENERAL_FAILURE;
593	}
594
595	/*
596	* Load the memory page by page.
597	*/
598	while (cb > 0)
599	{
600	char achPage[PAGE_SIZE];
601	rc = SSMR3GetMem(pSSM, &achPage[0], PAGE_SIZE);
602	if (RT_FAILURE(rc))
603	{
604	RTPrintf("Item04: SSMR3GetMem(,,%#x) -> %Rrc offset %#x\n", PAGE_SIZE, rc, 512*_1M - cb);
605	return rc;
606	}
607	if (memcmp(achPage, gabPage, PAGE_SIZE))
608	{
609	RTPrintf("Item04: compare failed. mem offset=%#x\n", 512*_1M - cb);
610	return VERR_GENERAL_FAILURE;
611	}
612
613	/* next */
614	cb -= PAGE_SIZE;
615	}
616
617	return 0;
618	}
619
620
621	/**
622	* Creates a mockup VM structure for testing SSM.
623	*
624	* @returns 0 on success, 1 on failure.
625	* @param ppVM Where to store the VM handle.
626	*
627	* @todo Move this to VMM/VM since it's stuff done by several testcases.
628	*/
629	static int createFakeVM(PVM *ppVM)
630	{
631	/*
632	* Allocate and init the UVM structure.
633	*/
634	PUVM pUVM = (PUVM)RTMemAllocZ(sizeof(*pUVM));
635	AssertReturn(pUVM, 1);
636	pUVM->u32Magic = UVM_MAGIC;
637	pUVM->vm.s.idxTLS = RTTlsAlloc();
638	int rc = RTTlsSet(pUVM->vm.s.idxTLS, &pUVM->aCpus[0]);
639	if (RT_SUCCESS(rc))
640	{
641	pUVM->aCpus[0].pUVM = pUVM;
642	pUVM->aCpus[0].vm.s.NativeThreadEMT = RTThreadNativeSelf();
643
644	rc = STAMR3InitUVM(pUVM);
645	if (RT_SUCCESS(rc))
646	{
647	rc = MMR3InitUVM(pUVM);
648	if (RT_SUCCESS(rc))
649	{
650	/*
651	* Allocate and init the VM structure.
652	*/
653	PVM pVM;
654	rc = SUPR3PageAlloc((sizeof(pVM) + PAGE_SIZE - 1) >> PAGE_SHIFT, (void *)&pVM);
655	if (RT_SUCCESS(rc))
656	{
657	pVM->enmVMState = VMSTATE_CREATED;
658	pVM->pVMR3 = pVM;
659	pVM->pUVM = pUVM;
660	pVM->cCpus = 1;
661	pVM->aCpus[0].pVMR3 = pVM;
662	pVM->aCpus[0].hNativeThread = RTThreadNativeSelf();
663
664	pUVM->pVM = pVM;
665	*ppVM = pVM;
666	return 0;
667	}
668
669	RTPrintf("Fatal error: failed to allocated pages for the VM structure, rc=%Rrc\n", rc);
670	}
671	else
672	RTPrintf("Fatal error: MMR3InitUVM failed, rc=%Rrc\n", rc);
673	}
674	else
675	RTPrintf("Fatal error: SSMR3InitUVM failed, rc=%Rrc\n", rc);
676	}
677	else
678	RTPrintf("Fatal error: RTTlsSet failed, rc=%Rrc\n", rc);
679
680	*ppVM = NULL;
681	return 1;
682	}
683
684
685	int main(int argc, char **argv)
686	{
687	/*
688	* Init runtime and static data.
689	*/
690	RTR3InitExe(argc, &argv, RTR3INIT_FLAGS_SUPLIB);
691	RTPrintf("tstSSM: TESTING...\n");
692	initBigMem();
693	const char *pszFilename = "SSMTestSave#1";
694
695	/*
696	* Create an fake VM structure and init SSM.
697	*/
698	int rc = SUPR3Init(NULL);
699	if (RT_FAILURE(rc))
700	{
701	RTPrintf("Fatal error: SUP Failure! rc=%Rrc\n", rc);
702	return 1;
703	}
704	PVM pVM;
705	if (createFakeVM(&pVM))
706	return 1;
707
708	/*
709	* Register a few callbacks.
710	*/
711	rc = SSMR3RegisterDevice(pVM, NULL, "SSM Testcase Data Item no.1 (all types)", 1, 0, 256, NULL,
712	NULL, NULL, NULL,
713	NULL, Item01Save, NULL,
714	NULL, Item01Load, NULL);
715	if (RT_FAILURE(rc))
716	{
717	RTPrintf("SSMR3Register #1 -> %Rrc\n", rc);
718	return 1;
719	}
720
721	rc = SSMR3RegisterDevice(pVM, NULL, "SSM Testcase Data Item no.2 (rand mem)", 2, 0, _1M * 8, NULL,
722	NULL, NULL, NULL,
723	NULL, Item02Save, NULL,
724	NULL, Item02Load, NULL);
725	if (RT_FAILURE(rc))
726	{
727	RTPrintf("SSMR3Register #2 -> %Rrc\n", rc);
728	return 1;
729	}
730
731	rc = SSMR3RegisterDevice(pVM, NULL, "SSM Testcase Data Item no.3 (big mem)", 0, 123, 512*_1M, NULL,
732	NULL, NULL, NULL,
733	NULL, Item03Save, NULL,
734	NULL, Item03Load, NULL);
735	if (RT_FAILURE(rc))
736	{
737	RTPrintf("SSMR3Register #3 -> %Rrc\n", rc);
738	return 1;
739	}
740
741	rc = SSMR3RegisterDevice(pVM, NULL, "SSM Testcase Data Item no.4 (big zero mem)", 0, 42, 512*_1M, NULL,
742	NULL, NULL, NULL,
743	NULL, Item04Save, NULL,
744	NULL, Item04Load, NULL);
745	if (RT_FAILURE(rc))
746	{
747	RTPrintf("SSMR3Register #4 -> %Rrc\n", rc);
748	return 1;
749	}
750
751	/*
752	* Attempt a save.
753	*/
754	uint64_t u64Start = RTTimeNanoTS();
755	rc = SSMR3Save(pVM, pszFilename, NULL, NULL, SSMAFTER_DESTROY, NULL, NULL);
756	if (RT_FAILURE(rc))
757	{
758	RTPrintf("SSMR3Save #1 -> %Rrc\n", rc);
759	return 1;
760	}
761	uint64_t u64Elapsed = RTTimeNanoTS() - u64Start;
762	RTPrintf("tstSSM: Saved in %'RI64 ns\n", u64Elapsed);
763
764	RTFSOBJINFO Info;
765	rc = RTPathQueryInfo(pszFilename, &Info, RTFSOBJATTRADD_NOTHING);
766	if (RT_FAILURE(rc))
767	{
768	RTPrintf("tstSSM: failed to query file size: %Rrc\n", rc);
769	return 1;
770	}
771	RTPrintf("tstSSM: file size %'RI64 bytes\n", Info.cbObject);
772
773	/*
774	* Attempt a load.
775	*/
776	u64Start = RTTimeNanoTS();
777	rc = SSMR3Load(pVM, pszFilename, NULL /pStreamOps/, NULL /pStreamOpsUser/,
778	SSMAFTER_RESUME, NULL /pfnProgress/, NULL /pvProgressUser/);
779	if (RT_FAILURE(rc))
780	{
781	RTPrintf("SSMR3Load #1 -> %Rrc\n", rc);
782	return 1;
783	}
784	u64Elapsed = RTTimeNanoTS() - u64Start;
785	RTPrintf("tstSSM: Loaded in %'RI64 ns\n", u64Elapsed);
786
787	/*
788	* Validate it.
789	*/
790	u64Start = RTTimeNanoTS();
791	rc = SSMR3ValidateFile(pszFilename, false /* fChecksumIt*/ );
792	if (RT_FAILURE(rc))
793	{
794	RTPrintf("SSMR3ValidateFile #1 -> %Rrc\n", rc);
795	return 1;
796	}
797	u64Elapsed = RTTimeNanoTS() - u64Start;
798	RTPrintf("tstSSM: Validated without checksumming in %'RI64 ns\n", u64Elapsed);
799
800	u64Start = RTTimeNanoTS();
801	rc = SSMR3ValidateFile(pszFilename, true /* fChecksumIt */);
802	if (RT_FAILURE(rc))
803	{
804	RTPrintf("SSMR3ValidateFile #1 -> %Rrc\n", rc);
805	return 1;
806	}
807	u64Elapsed = RTTimeNanoTS() - u64Start;
808	RTPrintf("tstSSM: Validated and checksummed in %'RI64 ns\n", u64Elapsed);
809
810	/*
811	* Open it and read.
812	*/
813	u64Start = RTTimeNanoTS();
814	PSSMHANDLE pSSM;
815	rc = SSMR3Open(pszFilename, 0, &pSSM);
816	if (RT_FAILURE(rc))
817	{
818	RTPrintf("SSMR3Open #1 -> %Rrc\n", rc);
819	return 1;
820	}
821	u64Elapsed = RTTimeNanoTS() - u64Start;
822	RTPrintf("tstSSM: Opened in %'RI64 ns\n", u64Elapsed);
823
824	/* negative */
825	u64Start = RTTimeNanoTS();
826	rc = SSMR3Seek(pSSM, "some unit that doesn't exist", 0, NULL);
827	if (rc != VERR_SSM_UNIT_NOT_FOUND)
828	{
829	RTPrintf("SSMR3Seek #1 negative -> %Rrc\n", rc);
830	return 1;
831	}
832	u64Elapsed = RTTimeNanoTS() - u64Start;
833	RTPrintf("tstSSM: Failed seek in %'RI64 ns\n", u64Elapsed);
834
835	/* another negative, now only the instance number isn't matching. */
836	rc = SSMR3Seek(pSSM, "SSM Testcase Data Item no.2 (rand mem)", 0, NULL);
837	if (rc != VERR_SSM_UNIT_NOT_FOUND)
838	{
839	RTPrintf("SSMR3Seek #1 unit 2 -> %Rrc\n", rc);
840	return 1;
841	}
842
843	/* 2nd unit */
844	rc = SSMR3Seek(pSSM, "SSM Testcase Data Item no.2 (rand mem)", 2, NULL);
845	if (RT_FAILURE(rc))
846	{
847	RTPrintf("SSMR3Seek #1 unit 2 -> %Rrc [2]\n", rc);
848	return 1;
849	}
850	uint32_t uVersion = 0xbadc0ded;
851	rc = SSMR3Seek(pSSM, "SSM Testcase Data Item no.2 (rand mem)", 2, &uVersion);
852	if (RT_FAILURE(rc))
853	{
854	RTPrintf("SSMR3Seek #1 unit 2 -> %Rrc [3]\n", rc);
855	return 1;
856	}
857	u64Start = RTTimeNanoTS();
858	rc = Item02Load(NULL, pSSM, uVersion, SSM_PASS_FINAL);
859	if (RT_FAILURE(rc))
860	{
861	RTPrintf("Item02Load #1 -> %Rrc\n", rc);
862	return 1;
863	}
864	u64Elapsed = RTTimeNanoTS() - u64Start;
865	RTPrintf("tstSSM: Loaded 2nd item in %'RI64 ns\n", u64Elapsed);
866
867	/* 1st unit */
868	uVersion = 0xbadc0ded;
869	rc = SSMR3Seek(pSSM, "SSM Testcase Data Item no.1 (all types)", 1, &uVersion);
870	if (RT_FAILURE(rc))
871	{
872	RTPrintf("SSMR3Seek #1 unit 1 -> %Rrc\n", rc);
873	return 1;
874	}
875	u64Start = RTTimeNanoTS();
876	rc = Item01Load(NULL, pSSM, uVersion, SSM_PASS_FINAL);
877	if (RT_FAILURE(rc))
878	{
879	RTPrintf("Item01Load #1 -> %Rrc\n", rc);
880	return 1;
881	}
882	u64Elapsed = RTTimeNanoTS() - u64Start;
883	RTPrintf("tstSSM: Loaded 1st item in %'RI64 ns\n", u64Elapsed);
884
885	/* 3st unit */
886	uVersion = 0xbadc0ded;
887	rc = SSMR3Seek(pSSM, "SSM Testcase Data Item no.3 (big mem)", 0, &uVersion);
888	if (RT_FAILURE(rc))
889	{
890	RTPrintf("SSMR3Seek #3 unit 1 -> %Rrc\n", rc);
891	return 1;
892	}
893	u64Start = RTTimeNanoTS();
894	rc = Item03Load(NULL, pSSM, uVersion, SSM_PASS_FINAL);
895	if (RT_FAILURE(rc))
896	{
897	RTPrintf("Item01Load #3 -> %Rrc\n", rc);
898	return 1;
899	}
900	u64Elapsed = RTTimeNanoTS() - u64Start;
901	RTPrintf("tstSSM: Loaded 3rd item in %'RI64 ns\n", u64Elapsed);
902
903	/* close */
904	rc = SSMR3Close(pSSM);
905	if (RT_FAILURE(rc))
906	{
907	RTPrintf("SSMR3Close #1 -> %Rrc\n", rc);
908	return 1;
909	}
910
911	RTPrintf("tstSSM: SUCCESS\n");
912	return 0;
913	}
914

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source: vbox/trunk/src/VBox/VMM/testcase/tstSSM.cpp@ 41049

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