tstSSM.cpp@ 96945

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1	/* $Id: tstSSM.cpp 96407 2022-08-22 17:43:14Z vboxsync $ */
2	/** @file
3	* Saved State Manager Testcase.
4	*/
5
6	/*
7	* Copyright (C) 2006-2022 Oracle and/or its affiliates.
8	*
9	* This file is part of VirtualBox base platform packages, as
10	* available from https://www.virtualbox.org.
11	*
12	* This program is free software; you can redistribute it and/or
13	* modify it under the terms of the GNU General Public License
14	* as published by the Free Software Foundation, in version 3 of the
15	* License.
16	*
17	* This program is distributed in the hope that it will be useful, but
18	* WITHOUT ANY WARRANTY; without even the implied warranty of
19	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20	* General Public License for more details.
21	*
22	* You should have received a copy of the GNU General Public License
23	* along with this program; if not, see <https://www.gnu.org/licenses>.
24	*
25	* SPDX-License-Identifier: GPL-3.0-only
26	*/
27
28
29	/*********************************************************************************************************************************
30	* Header Files *
31	*********************************************************************************************************************************/
32	#include <VBox/vmm/ssm.h>
33	#include "VMInternal.h" /* createFakeVM */
34	#include <VBox/vmm/vm.h>
35	#include <VBox/vmm/uvm.h>
36	#include <VBox/vmm/mm.h>
37	#include <VBox/vmm/stam.h>
38
39	#include <VBox/log.h>
40	#include <VBox/sup.h>
41	#include <VBox/err.h>
42	#include <VBox/param.h>
43	#include <iprt/assert.h>
44	#include <iprt/file.h>
45	#include <iprt/initterm.h>
46	#include <iprt/mem.h>
47	#include <iprt/stream.h>
48	#include <iprt/string.h>
49	#include <iprt/time.h>
50	#include <iprt/thread.h>
51	#include <iprt/path.h>
52
53
54	/*********************************************************************************************************************************
55	* Defined Constants And Macros *
56	*********************************************************************************************************************************/
57	#define TSTSSM_BIG_CONFIG 1
58
59	#ifdef TSTSSM_BIG_CONFIG
60	# define TSTSSM_ITEM_SIZE (512*_1M)
61	#else
62	# define TSTSSM_ITEM_SIZE (5*_1M)
63	#endif
64
65
66	/*********************************************************************************************************************************
67	* Global Variables *
68	*********************************************************************************************************************************/
69	const uint8_t gabPage[GUEST_PAGE_SIZE] = {0};
70	const char gachMem1[] = "sdfg\1asdfa\177hjkl;sdfghjkl;dfghjkl;dfghjkl;\0\0asdf;kjasdf;lkjasd;flkjasd;lfkjasd\0;lfk";
71	#ifdef TSTSSM_BIG_CONFIG
72	uint8_t gabBigMem[_1M];
73	#else
74	uint8_t gabBigMem[8*_1M];
75	#endif
76
77
78	/** initializes gabBigMem with some non zero stuff. */
79	void initBigMem(void)
80	{
81	#if 0
82	uint32_t puch = (uint32_t )&gabBigMem[0];
83	uint32_t puchEnd = (uint32_t )&gabBigMem[sizeof(gabBigMem)];
84	uint32_t u32 = 0xdeadbeef;
85	for (; puch < puchEnd; puch++)
86	{
87	*puch = u32;
88	u32 += 19;
89	u32 = (u32 << 1) \| (u32 >> 31);
90	}
91	#else
92	uint8_t *pb = &gabBigMem[0];
93	uint8_t *pbEnd = &gabBigMem[sizeof(gabBigMem)];
94	for (; pb < pbEnd; pb += 16)
95	{
96	char szTmp[17];
97	RTStrPrintf(szTmp, sizeof(szTmp), "aaaa%08Xzzzz", (uint32_t)(uintptr_t)pb);
98	memcpy(pb, szTmp, 16);
99	}
100
101	/* add some zero pages */
102	memset(&gabBigMem[sizeof(gabBigMem) / 4], 0, GUEST_PAGE_SIZE * 4);
103	memset(&gabBigMem[sizeof(gabBigMem) / 4 * 3], 0, GUEST_PAGE_SIZE * 4);
104	#endif
105	}
106
107	/**
108	* Execute state save operation.
109	*
110	* @returns VBox status code.
111	* @param pVM The cross context VM handle.
112	* @param pSSM SSM operation handle.
113	*/
114	DECLCALLBACK(int) Item01Save(PVM pVM, PSSMHANDLE pSSM)
115	{
116	uint64_t u64Start = RTTimeNanoTS();
117	NOREF(pVM);
118
119	/*
120	* Test writing some memory block.
121	*/
122	int rc = SSMR3PutMem(pSSM, gachMem1, sizeof(gachMem1));
123	if (RT_FAILURE(rc))
124	{
125	RTPrintf("Item01: #1 - SSMR3PutMem -> %Rrc\n", rc);
126	return rc;
127	}
128
129	/*
130	* Test writing a zeroterminated string.
131	*/
132	rc = SSMR3PutStrZ(pSSM, "String");
133	if (RT_FAILURE(rc))
134	{
135	RTPrintf("Item01: #1 - SSMR3PutMem -> %Rrc\n", rc);
136	return rc;
137	}
138
139
140	/*
141	* Test the individual integer put functions to see that they all work.
142	* (Testcases are also known as "The Land of The Ugly Code"...)
143	*/
144	#define ITEM(suff,bits, val) \
145	rc = SSMR3Put##suff(pSSM, val); \
146	if (RT_FAILURE(rc)) \
147	{ \
148	RTPrintf("Item01: #" #suff " - SSMR3Put" #suff "(," #val ") -> %Rrc\n", rc); \
149	return rc; \
150	}
151	/* copy & past with the load one! */
152	ITEM(U8, uint8_t, 0xff);
153	ITEM(U8, uint8_t, 0x0);
154	ITEM(U8, uint8_t, 1);
155	ITEM(U8, uint8_t, 42);
156	ITEM(U8, uint8_t, 230);
157	ITEM(S8, int8_t, -128);
158	ITEM(S8, int8_t, 127);
159	ITEM(S8, int8_t, 12);
160	ITEM(S8, int8_t, -76);
161	ITEM(U16, uint16_t, 0xffff);
162	ITEM(U16, uint16_t, 0x0);
163	ITEM(S16, int16_t, 32767);
164	ITEM(S16, int16_t, -32768);
165	ITEM(U32, uint32_t, 4294967295U);
166	ITEM(U32, uint32_t, 0);
167	ITEM(U32, uint32_t, 42);
168	ITEM(U32, uint32_t, 2342342344U);
169	ITEM(S32, int32_t, -2147483647-1);
170	ITEM(S32, int32_t, 2147483647);
171	ITEM(S32, int32_t, 42);
172	ITEM(S32, int32_t, 568459834);
173	ITEM(S32, int32_t, -58758999);
174	ITEM(U64, uint64_t, 18446744073709551615ULL);
175	ITEM(U64, uint64_t, 0);
176	ITEM(U64, uint64_t, 42);
177	ITEM(U64, uint64_t, 593023944758394234ULL);
178	ITEM(S64, int64_t, 9223372036854775807LL);
179	ITEM(S64, int64_t, -9223372036854775807LL - 1);
180	ITEM(S64, int64_t, 42);
181	ITEM(S64, int64_t, 21398723459873LL);
182	ITEM(S64, int64_t, -5848594593453453245LL);
183	#undef ITEM
184
185	uint64_t u64Elapsed = RTTimeNanoTS() - u64Start;
186	RTPrintf("tstSSM: Saved 1st item in %'RI64 ns\n", u64Elapsed);
187	return 0;
188	}
189
190	/**
191	* Prepare state load operation.
192	*
193	* @returns VBox status code.
194	* @param pVM The cross context VM handle.
195	* @param pSSM SSM operation handle.
196	* @param uVersion The data layout version.
197	* @param uPass The data pass.
198	*/
199	DECLCALLBACK(int) Item01Load(PVM pVM, PSSMHANDLE pSSM, uint32_t uVersion, uint32_t uPass)
200	{
201	NOREF(pVM); NOREF(uPass);
202	if (uVersion != 0)
203	{
204	RTPrintf("Item01: uVersion=%#x, expected 0\n", uVersion);
205	return VERR_GENERAL_FAILURE;
206	}
207
208	/*
209	* Load the memory block.
210	*/
211	char achTmp[sizeof(gachMem1)];
212	int rc = SSMR3GetMem(pSSM, achTmp, sizeof(gachMem1));
213	if (RT_FAILURE(rc))
214	{
215	RTPrintf("Item01: #1 - SSMR3GetMem -> %Rrc\n", rc);
216	return rc;
217	}
218
219	/*
220	* Load the string.
221	*/
222	rc = SSMR3GetStrZ(pSSM, achTmp, sizeof(achTmp));
223	if (RT_FAILURE(rc))
224	{
225	RTPrintf("Item01: #2 - SSMR3GetStrZ -> %Rrc\n", rc);
226	return rc;
227	}
228
229	/*
230	* Test the individual integer put functions to see that they all work.
231	* (Testcases are also known as "The Land of The Ugly Code"...)
232	*/
233	#define ITEM(suff, type, val) \
234	do { \
235	type var = {0}; \
236	rc = SSMR3Get##suff(pSSM, &var); \
237	if (RT_FAILURE(rc)) \
238	{ \
239	RTPrintf("Item01: #" #suff " - SSMR3Get" #suff "(," #val ") -> %Rrc\n", rc); \
240	return rc; \
241	} \
242	if (var != val) \
243	{ \
244	RTPrintf("Item01: #" #suff " - SSMR3Get" #suff "(," #val ") -> %d returned wrong value!\n", rc); \
245	return VERR_GENERAL_FAILURE; \
246	} \
247	} while (0)
248	/* copy & past with the load one! */
249	ITEM(U8, uint8_t, 0xff);
250	ITEM(U8, uint8_t, 0x0);
251	ITEM(U8, uint8_t, 1);
252	ITEM(U8, uint8_t, 42);
253	ITEM(U8, uint8_t, 230);
254	ITEM(S8, int8_t, -128);
255	ITEM(S8, int8_t, 127);
256	ITEM(S8, int8_t, 12);
257	ITEM(S8, int8_t, -76);
258	ITEM(U16, uint16_t, 0xffff);
259	ITEM(U16, uint16_t, 0x0);
260	ITEM(S16, int16_t, 32767);
261	ITEM(S16, int16_t, -32768);
262	ITEM(U32, uint32_t, 4294967295U);
263	ITEM(U32, uint32_t, 0);
264	ITEM(U32, uint32_t, 42);
265	ITEM(U32, uint32_t, 2342342344U);
266	ITEM(S32, int32_t, -2147483647-1);
267	ITEM(S32, int32_t, 2147483647);
268	ITEM(S32, int32_t, 42);
269	ITEM(S32, int32_t, 568459834);
270	ITEM(S32, int32_t, -58758999);
271	ITEM(U64, uint64_t, 18446744073709551615ULL);
272	ITEM(U64, uint64_t, 0);
273	ITEM(U64, uint64_t, 42);
274	ITEM(U64, uint64_t, 593023944758394234ULL);
275	ITEM(S64, int64_t, 9223372036854775807LL);
276	ITEM(S64, int64_t, -9223372036854775807LL - 1);
277	ITEM(S64, int64_t, 42);
278	ITEM(S64, int64_t, 21398723459873LL);
279	ITEM(S64, int64_t, -5848594593453453245LL);
280	#undef ITEM
281
282	return 0;
283	}
284
285
286	/**
287	* Execute state save operation.
288	*
289	* @returns VBox status code.
290	* @param pVM The cross context VM handle.
291	* @param pSSM SSM operation handle.
292	*/
293	DECLCALLBACK(int) Item02Save(PVM pVM, PSSMHANDLE pSSM)
294	{
295	NOREF(pVM);
296	uint64_t u64Start = RTTimeNanoTS();
297
298	/*
299	* Put the size.
300	*/
301	uint32_t cb = sizeof(gabBigMem);
302	int rc = SSMR3PutU32(pSSM, cb);
303	if (RT_FAILURE(rc))
304	{
305	RTPrintf("Item02: PutU32 -> %Rrc\n", rc);
306	return rc;
307	}
308
309	/*
310	* Put 8MB of memory to the file in 3 chunks.
311	*/
312	uint8_t *pbMem = &gabBigMem[0];
313	uint32_t cbChunk = cb / 47;
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	/* next piece. */
324	cbChunk *= 19;
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	cb -= cbChunk;
332	pbMem += cbChunk;
333
334	/* last piece. */
335	cbChunk = cb;
336	rc = SSMR3PutMem(pSSM, pbMem, cbChunk);
337	if (RT_FAILURE(rc))
338	{
339	RTPrintf("Item02: PutMem(,%p,%#x) -> %Rrc\n", pbMem, cbChunk, rc);
340	return rc;
341	}
342
343	uint64_t u64Elapsed = RTTimeNanoTS() - u64Start;
344	RTPrintf("tstSSM: Saved 2nd item in %'RI64 ns\n", u64Elapsed);
345	return 0;
346	}
347
348	/**
349	* Prepare state load operation.
350	*
351	* @returns VBox status code.
352	* @param pVM The cross context VM handle.
353	* @param pSSM SSM operation handle.
354	* @param uVersion The data layout version.
355	* @param uPass The data pass.
356	*/
357	DECLCALLBACK(int) Item02Load(PVM pVM, PSSMHANDLE pSSM, uint32_t uVersion, uint32_t uPass)
358	{
359	NOREF(pVM); NOREF(uPass);
360	if (uVersion != 0)
361	{
362	RTPrintf("Item02: uVersion=%#x, expected 0\n", uVersion);
363	return VERR_GENERAL_FAILURE;
364	}
365
366	/*
367	* Load the size.
368	*/
369	uint32_t cb;
370	int rc = SSMR3GetU32(pSSM, &cb);
371	if (RT_FAILURE(rc))
372	{
373	RTPrintf("Item02: SSMR3GetU32 -> %Rrc\n", rc);
374	return rc;
375	}
376	if (cb != sizeof(gabBigMem))
377	{
378	RTPrintf("Item02: loaded size doesn't match the real thing. %#x != %#x\n", cb, sizeof(gabBigMem));
379	return VERR_GENERAL_FAILURE;
380	}
381
382	/*
383	* Load the memory chunk by chunk.
384	*/
385	uint8_t *pbMem = &gabBigMem[0];
386	char achTmp[16383];
387	uint32_t cbChunk = sizeof(achTmp);
388	while (cb > 0)
389	{
390	cbChunk -= 7;
391	if (cbChunk < 64)
392	cbChunk = sizeof(achTmp) - (cbChunk % 47);
393	if (cbChunk > cb)
394	cbChunk = cb;
395	rc = SSMR3GetMem(pSSM, &achTmp[0], cbChunk);
396	if (RT_FAILURE(rc))
397	{
398	RTPrintf("Item02: SSMR3GetMem(,,%#x) -> %d offset %#x\n", cbChunk, rc, pbMem - &gabBigMem[0]);
399	return rc;
400	}
401	if (memcmp(achTmp, pbMem, cbChunk))
402	{
403	RTPrintf("Item02: compare failed. mem offset=%#x cbChunk=%#x\n", pbMem - &gabBigMem[0], cbChunk);
404	return VERR_GENERAL_FAILURE;
405	}
406
407	/* next */
408	pbMem += cbChunk;
409	cb -= cbChunk;
410	}
411
412	return 0;
413	}
414
415
416	/**
417	* Execute state save operation.
418	*
419	* @returns VBox status code.
420	* @param pVM The cross context VM handle.
421	* @param pSSM SSM operation handle.
422	*/
423	DECLCALLBACK(int) Item03Save(PVM pVM, PSSMHANDLE pSSM)
424	{
425	NOREF(pVM);
426	uint64_t u64Start = RTTimeNanoTS();
427
428	/*
429	* Put the size.
430	*/
431	uint32_t cb = TSTSSM_ITEM_SIZE;
432	int rc = SSMR3PutU32(pSSM, cb);
433	if (RT_FAILURE(rc))
434	{
435	RTPrintf("Item03: PutU32 -> %Rrc\n", rc);
436	return rc;
437	}
438
439	/*
440	* Put 512 MB page by page.
441	*/
442	const uint8_t *pu8Org = &gabBigMem[0];
443	while (cb > 0)
444	{
445	rc = SSMR3PutMem(pSSM, pu8Org, GUEST_PAGE_SIZE);
446	if (RT_FAILURE(rc))
447	{
448	RTPrintf("Item03: PutMem(,%p,%#x) -> %Rrc\n", pu8Org, GUEST_PAGE_SIZE, rc);
449	return rc;
450	}
451
452	/* next */
453	cb -= GUEST_PAGE_SIZE;
454	pu8Org += GUEST_PAGE_SIZE;
455	if (pu8Org >= &gabBigMem[sizeof(gabBigMem)])
456	pu8Org = &gabBigMem[0];
457	}
458
459	uint64_t u64Elapsed = RTTimeNanoTS() - u64Start;
460	RTPrintf("tstSSM: Saved 3rd item in %'RI64 ns\n", u64Elapsed);
461	return 0;
462	}
463
464	/**
465	* Prepare state load operation.
466	*
467	* @returns VBox status code.
468	* @param pVM The cross context VM handle.
469	* @param pSSM SSM operation handle.
470	* @param uVersion The data layout version.
471	* @param uPass The data pass.
472	*/
473	DECLCALLBACK(int) Item03Load(PVM pVM, PSSMHANDLE pSSM, uint32_t uVersion, uint32_t uPass)
474	{
475	NOREF(pVM); NOREF(uPass);
476	if (uVersion != 123)
477	{
478	RTPrintf("Item03: uVersion=%#x, expected 123\n", uVersion);
479	return VERR_GENERAL_FAILURE;
480	}
481
482	/*
483	* Load the size.
484	*/
485	uint32_t cb;
486	int rc = SSMR3GetU32(pSSM, &cb);
487	if (RT_FAILURE(rc))
488	{
489	RTPrintf("Item03: SSMR3GetU32 -> %Rrc\n", rc);
490	return rc;
491	}
492	if (cb != TSTSSM_ITEM_SIZE)
493	{
494	RTPrintf("Item03: loaded size doesn't match the real thing. %#x != %#x\n", cb, TSTSSM_ITEM_SIZE);
495	return VERR_GENERAL_FAILURE;
496	}
497
498	/*
499	* Load the memory page by page.
500	*/
501	const uint8_t *pu8Org = &gabBigMem[0];
502	while (cb > 0)
503	{
504	char achPage[GUEST_PAGE_SIZE];
505	rc = SSMR3GetMem(pSSM, &achPage[0], GUEST_PAGE_SIZE);
506	if (RT_FAILURE(rc))
507	{
508	RTPrintf("Item03: SSMR3GetMem(,,%#x) -> %Rrc offset %#x\n", GUEST_PAGE_SIZE, rc, TSTSSM_ITEM_SIZE - cb);
509	return rc;
510	}
511	if (memcmp(achPage, pu8Org, GUEST_PAGE_SIZE))
512	{
513	RTPrintf("Item03: compare failed. mem offset=%#x\n", TSTSSM_ITEM_SIZE - cb);
514	return VERR_GENERAL_FAILURE;
515	}
516
517	/* next */
518	cb -= GUEST_PAGE_SIZE;
519	pu8Org += GUEST_PAGE_SIZE;
520	if (pu8Org >= &gabBigMem[sizeof(gabBigMem)])
521	pu8Org = &gabBigMem[0];
522	}
523
524	return 0;
525	}
526
527
528	/**
529	* Execute state save operation.
530	*
531	* @returns VBox status code.
532	* @param pVM The cross context VM handle.
533	* @param pSSM SSM operation handle.
534	*/
535	DECLCALLBACK(int) Item04Save(PVM pVM, PSSMHANDLE pSSM)
536	{
537	NOREF(pVM);
538	uint64_t u64Start = RTTimeNanoTS();
539
540	/*
541	* Put the size.
542	*/
543	uint32_t cb = 512*_1M;
544	int rc = SSMR3PutU32(pSSM, cb);
545	if (RT_FAILURE(rc))
546	{
547	RTPrintf("Item04: PutU32 -> %Rrc\n", rc);
548	return rc;
549	}
550
551	/*
552	* Put 512 MB page by page.
553	*/
554	while (cb > 0)
555	{
556	rc = SSMR3PutMem(pSSM, gabPage, GUEST_PAGE_SIZE);
557	if (RT_FAILURE(rc))
558	{
559	RTPrintf("Item04: PutMem(,%p,%#x) -> %Rrc\n", gabPage, GUEST_PAGE_SIZE, rc);
560	return rc;
561	}
562
563	/* next */
564	cb -= GUEST_PAGE_SIZE;
565	}
566
567	uint64_t u64Elapsed = RTTimeNanoTS() - u64Start;
568	RTPrintf("tstSSM: Saved 4th item in %'RI64 ns\n", u64Elapsed);
569	return 0;
570	}
571
572	/**
573	* Prepare state load operation.
574	*
575	* @returns VBox status code.
576	* @param pVM The cross context VM handle.
577	* @param pSSM SSM operation handle.
578	* @param uVersion The data layout version.
579	* @param uPass The data pass.
580	*/
581	DECLCALLBACK(int) Item04Load(PVM pVM, PSSMHANDLE pSSM, uint32_t uVersion, uint32_t uPass)
582	{
583	NOREF(pVM); NOREF(uPass);
584	if (uVersion != 42)
585	{
586	RTPrintf("Item04: uVersion=%#x, expected 42\n", uVersion);
587	return VERR_GENERAL_FAILURE;
588	}
589
590	/*
591	* Load the size.
592	*/
593	uint32_t cb;
594	int rc = SSMR3GetU32(pSSM, &cb);
595	if (RT_FAILURE(rc))
596	{
597	RTPrintf("Item04: SSMR3GetU32 -> %Rrc\n", rc);
598	return rc;
599	}
600	if (cb != 512*_1M)
601	{
602	RTPrintf("Item04: loaded size doesn't match the real thing. %#x != %#x\n", cb, 512*_1M);
603	return VERR_GENERAL_FAILURE;
604	}
605
606	/*
607	* Load the memory page by page.
608	*/
609	while (cb > 0)
610	{
611	char achPage[GUEST_PAGE_SIZE];
612	rc = SSMR3GetMem(pSSM, &achPage[0], GUEST_PAGE_SIZE);
613	if (RT_FAILURE(rc))
614	{
615	RTPrintf("Item04: SSMR3GetMem(,,%#x) -> %Rrc offset %#x\n", GUEST_PAGE_SIZE, rc, 512*_1M - cb);
616	return rc;
617	}
618	if (memcmp(achPage, gabPage, GUEST_PAGE_SIZE))
619	{
620	RTPrintf("Item04: compare failed. mem offset=%#x\n", 512*_1M - cb);
621	return VERR_GENERAL_FAILURE;
622	}
623
624	/* next */
625	cb -= GUEST_PAGE_SIZE;
626	}
627
628	return 0;
629	}
630
631
632	/**
633	* Creates a mockup VM structure for testing SSM.
634	*
635	* @returns 0 on success, 1 on failure.
636	* @param ppVM Where to store Pointer to the VM.
637	*
638	* @todo Move this to VMM/VM since it's stuff done by several testcases.
639	*/
640	static int createFakeVM(PVM *ppVM)
641	{
642	/*
643	* Allocate and init the UVM structure.
644	*/
645	PUVM pUVM = (PUVM)RTMemPageAllocZ(sizeof(*pUVM));
646	AssertReturn(pUVM, 1);
647	pUVM->u32Magic = UVM_MAGIC;
648	pUVM->vm.s.idxTLS = RTTlsAlloc();
649	int rc = RTTlsSet(pUVM->vm.s.idxTLS, &pUVM->aCpus[0]);
650	if (RT_SUCCESS(rc))
651	{
652	pUVM->aCpus[0].pUVM = pUVM;
653	pUVM->aCpus[0].vm.s.NativeThreadEMT = RTThreadNativeSelf();
654
655	rc = STAMR3InitUVM(pUVM);
656	if (RT_SUCCESS(rc))
657	{
658	rc = MMR3InitUVM(pUVM);
659	if (RT_SUCCESS(rc))
660	{
661	/*
662	* Allocate and init the VM structure.
663	*/
664	PVM pVM = (PVM)RTMemPageAllocZ(sizeof(VM) + sizeof(VMCPU));
665	rc = pVM ? VINF_SUCCESS : VERR_NO_PAGE_MEMORY;
666	if (RT_SUCCESS(rc))
667	{
668	pVM->enmVMState = VMSTATE_CREATED;
669	pVM->pVMR3 = pVM;
670	pVM->pUVM = pUVM;
671	pVM->cCpus = 1;
672
673	PVMCPU pVCpu = (PVMCPU)(pVM + 1);
674	pVCpu->pVMR3 = pVM;
675	pVCpu->hNativeThread = RTThreadNativeSelf();
676	pVM->apCpusR3[0] = pVCpu;
677
678	pUVM->pVM = pVM;
679	*ppVM = pVM;
680	return 0;
681	}
682
683	RTPrintf("Fatal error: failed to allocated pages for the VM structure, rc=%Rrc\n", rc);
684	}
685	else
686	RTPrintf("Fatal error: MMR3InitUVM failed, rc=%Rrc\n", rc);
687	}
688	else
689	RTPrintf("Fatal error: SSMR3InitUVM failed, rc=%Rrc\n", rc);
690	}
691	else
692	RTPrintf("Fatal error: RTTlsSet failed, rc=%Rrc\n", rc);
693
694	*ppVM = NULL;
695	return 1;
696	}
697
698
699	/**
700	* Destroy the VM structure.
701	*
702	* @param pVM Pointer to the VM.
703	*
704	* @todo Move this to VMM/VM since it's stuff done by several testcases.
705	*/
706	static void destroyFakeVM(PVM pVM)
707	{
708	SSMR3Term(pVM);
709	STAMR3TermUVM(pVM->pUVM);
710	MMR3TermUVM(pVM->pUVM);
711	}
712
713
714	/**
715	* Entry point.
716	*/
717	int main(int argc, char **argv)
718	{
719	/*
720	* Init runtime and static data.
721	*/
722	int rc = RTR3InitExe(argc, &argv, 0);
723	AssertRCReturn(rc, RTEXITCODE_INIT);
724	RTPrintf("tstSSM: TESTING...\n");
725	initBigMem();
726	const char *pszFilename = "SSMTestSave#1";
727
728	/*
729	* Create an fake VM structure and init SSM.
730	*/
731	PVM pVM;
732	if (createFakeVM(&pVM))
733	return 1;
734
735	/*
736	* Register a few callbacks.
737	*/
738	rc = SSMR3RegisterInternal(pVM, "SSM Testcase Data Item no.1 (all types)", 1, 0, 256,
739	NULL, NULL, NULL,
740	NULL, Item01Save, NULL,
741	NULL, Item01Load, NULL);
742	if (RT_FAILURE(rc))
743	{
744	RTPrintf("SSMR3Register #1 -> %Rrc\n", rc);
745	return 1;
746	}
747
748	rc = SSMR3RegisterInternal(pVM, "SSM Testcase Data Item no.2 (rand mem)", 2, 0, _1M * 8,
749	NULL, NULL, NULL,
750	NULL, Item02Save, NULL,
751	NULL, Item02Load, NULL);
752	if (RT_FAILURE(rc))
753	{
754	RTPrintf("SSMR3Register #2 -> %Rrc\n", rc);
755	return 1;
756	}
757
758	rc = SSMR3RegisterInternal(pVM, "SSM Testcase Data Item no.3 (big mem)", 0, 123, 512*_1M,
759	NULL, NULL, NULL,
760	NULL, Item03Save, NULL,
761	NULL, Item03Load, NULL);
762	if (RT_FAILURE(rc))
763	{
764	RTPrintf("SSMR3Register #3 -> %Rrc\n", rc);
765	return 1;
766	}
767
768	rc = SSMR3RegisterInternal(pVM, "SSM Testcase Data Item no.4 (big zero mem)", 0, 42, 512*_1M,
769	NULL, NULL, NULL,
770	NULL, Item04Save, NULL,
771	NULL, Item04Load, NULL);
772	if (RT_FAILURE(rc))
773	{
774	RTPrintf("SSMR3Register #4 -> %Rrc\n", rc);
775	return 1;
776	}
777
778	/*
779	* Attempt a save.
780	*/
781	uint64_t u64Start = RTTimeNanoTS();
782	rc = SSMR3Save(pVM, pszFilename, NULL, NULL, SSMAFTER_DESTROY, NULL, NULL);
783	if (RT_FAILURE(rc))
784	{
785	RTPrintf("SSMR3Save #1 -> %Rrc\n", rc);
786	return 1;
787	}
788	uint64_t u64Elapsed = RTTimeNanoTS() - u64Start;
789	RTPrintf("tstSSM: Saved in %'RI64 ns\n", u64Elapsed);
790
791	RTFSOBJINFO Info;
792	rc = RTPathQueryInfo(pszFilename, &Info, RTFSOBJATTRADD_NOTHING);
793	if (RT_FAILURE(rc))
794	{
795	RTPrintf("tstSSM: failed to query file size: %Rrc\n", rc);
796	return 1;
797	}
798	RTPrintf("tstSSM: file size %'RI64 bytes\n", Info.cbObject);
799
800	/*
801	* Attempt a load.
802	*/
803	u64Start = RTTimeNanoTS();
804	rc = SSMR3Load(pVM, pszFilename, NULL /pStreamOps/, NULL /pStreamOpsUser/,
805	SSMAFTER_RESUME, NULL /pfnProgress/, NULL /pvProgressUser/);
806	if (RT_FAILURE(rc))
807	{
808	RTPrintf("SSMR3Load #1 -> %Rrc\n", rc);
809	return 1;
810	}
811	u64Elapsed = RTTimeNanoTS() - u64Start;
812	RTPrintf("tstSSM: Loaded in %'RI64 ns\n", u64Elapsed);
813
814	/*
815	* Validate it.
816	*/
817	u64Start = RTTimeNanoTS();
818	rc = SSMR3ValidateFile(pszFilename, NULL /pStreamOps/, NULL /pvStreamOps/, false /* fChecksumIt*/ );
819	if (RT_FAILURE(rc))
820	{
821	RTPrintf("SSMR3ValidateFile #1 -> %Rrc\n", rc);
822	return 1;
823	}
824	u64Elapsed = RTTimeNanoTS() - u64Start;
825	RTPrintf("tstSSM: Validated without checksumming in %'RI64 ns\n", u64Elapsed);
826
827	u64Start = RTTimeNanoTS();
828	rc = SSMR3ValidateFile(pszFilename, NULL /pStreamOps/, NULL /pvStreamOps/, true /* fChecksumIt */);
829	if (RT_FAILURE(rc))
830	{
831	RTPrintf("SSMR3ValidateFile #1 -> %Rrc\n", rc);
832	return 1;
833	}
834	u64Elapsed = RTTimeNanoTS() - u64Start;
835	RTPrintf("tstSSM: Validated and checksummed in %'RI64 ns\n", u64Elapsed);
836
837	/*
838	* Open it and read.
839	*/
840	u64Start = RTTimeNanoTS();
841	PSSMHANDLE pSSM;
842	rc = SSMR3Open(pszFilename, NULL /pStreamOps/, NULL /pvStreamOps/, 0, &pSSM);
843	if (RT_FAILURE(rc))
844	{
845	RTPrintf("SSMR3Open #1 -> %Rrc\n", rc);
846	return 1;
847	}
848	u64Elapsed = RTTimeNanoTS() - u64Start;
849	RTPrintf("tstSSM: Opened in %'RI64 ns\n", u64Elapsed);
850
851	/* negative */
852	u64Start = RTTimeNanoTS();
853	rc = SSMR3Seek(pSSM, "some unit that doesn't exist", 0, NULL);
854	if (rc != VERR_SSM_UNIT_NOT_FOUND)
855	{
856	RTPrintf("SSMR3Seek #1 negative -> %Rrc\n", rc);
857	return 1;
858	}
859	u64Elapsed = RTTimeNanoTS() - u64Start;
860	RTPrintf("tstSSM: Failed seek in %'RI64 ns\n", u64Elapsed);
861
862	/* another negative, now only the instance number isn't matching. */
863	rc = SSMR3Seek(pSSM, "SSM Testcase Data Item no.2 (rand mem)", 0, NULL);
864	if (rc != VERR_SSM_UNIT_NOT_FOUND)
865	{
866	RTPrintf("SSMR3Seek #1 unit 2 -> %Rrc\n", rc);
867	return 1;
868	}
869
870	/* 2nd unit */
871	rc = SSMR3Seek(pSSM, "SSM Testcase Data Item no.2 (rand mem)", 2, NULL);
872	if (RT_FAILURE(rc))
873	{
874	RTPrintf("SSMR3Seek #1 unit 2 -> %Rrc [2]\n", rc);
875	return 1;
876	}
877	uint32_t uVersion = 0xbadc0ded;
878	rc = SSMR3Seek(pSSM, "SSM Testcase Data Item no.2 (rand mem)", 2, &uVersion);
879	if (RT_FAILURE(rc))
880	{
881	RTPrintf("SSMR3Seek #1 unit 2 -> %Rrc [3]\n", rc);
882	return 1;
883	}
884	u64Start = RTTimeNanoTS();
885	rc = Item02Load(NULL, pSSM, uVersion, SSM_PASS_FINAL);
886	if (RT_FAILURE(rc))
887	{
888	RTPrintf("Item02Load #1 -> %Rrc\n", rc);
889	return 1;
890	}
891	u64Elapsed = RTTimeNanoTS() - u64Start;
892	RTPrintf("tstSSM: Loaded 2nd item in %'RI64 ns\n", u64Elapsed);
893
894	/* 1st unit */
895	uVersion = 0xbadc0ded;
896	rc = SSMR3Seek(pSSM, "SSM Testcase Data Item no.1 (all types)", 1, &uVersion);
897	if (RT_FAILURE(rc))
898	{
899	RTPrintf("SSMR3Seek #1 unit 1 -> %Rrc\n", rc);
900	return 1;
901	}
902	u64Start = RTTimeNanoTS();
903	rc = Item01Load(NULL, pSSM, uVersion, SSM_PASS_FINAL);
904	if (RT_FAILURE(rc))
905	{
906	RTPrintf("Item01Load #1 -> %Rrc\n", rc);
907	return 1;
908	}
909	u64Elapsed = RTTimeNanoTS() - u64Start;
910	RTPrintf("tstSSM: Loaded 1st item in %'RI64 ns\n", u64Elapsed);
911
912	/* 3st unit */
913	uVersion = 0xbadc0ded;
914	rc = SSMR3Seek(pSSM, "SSM Testcase Data Item no.3 (big mem)", 0, &uVersion);
915	if (RT_FAILURE(rc))
916	{
917	RTPrintf("SSMR3Seek #3 unit 1 -> %Rrc\n", rc);
918	return 1;
919	}
920	u64Start = RTTimeNanoTS();
921	rc = Item03Load(NULL, pSSM, uVersion, SSM_PASS_FINAL);
922	if (RT_FAILURE(rc))
923	{
924	RTPrintf("Item01Load #3 -> %Rrc\n", rc);
925	return 1;
926	}
927	u64Elapsed = RTTimeNanoTS() - u64Start;
928	RTPrintf("tstSSM: Loaded 3rd item in %'RI64 ns\n", u64Elapsed);
929
930	/* close */
931	rc = SSMR3Close(pSSM);
932	if (RT_FAILURE(rc))
933	{
934	RTPrintf("SSMR3Close #1 -> %Rrc\n", rc);
935	return 1;
936	}
937
938	destroyFakeVM(pVM);
939
940	/* delete */
941	RTFileDelete(pszFilename);
942
943	RTPrintf("tstSSM: SUCCESS\n");
944	return 0;
945	}
946

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source: vbox/trunk/src/VBox/VMM/testcase/tstSSM.cpp@ 96945

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