/* $Id: tstSSM.cpp 23 2007-01-15 14:08:28Z vboxsync $ */ /** @file * Saved State Manager Testcase. */ /* * Copyright (C) 2006 InnoTek Systemberatung GmbH * * This file is part of VirtualBox Open Source Edition (OSE), as * available from http://www.virtualbox.org. This file is free software; * you can redistribute it and/or modify it under the terms of the GNU * General Public License as published by the Free Software Foundation, * in version 2 as it comes in the "COPYING" file of the VirtualBox OSE * distribution. VirtualBox OSE is distributed in the hope that it will * be useful, but WITHOUT ANY WARRANTY of any kind. * * If you received this file as part of a commercial VirtualBox * distribution, then only the terms of your commercial VirtualBox * license agreement apply instead of the previous paragraph. */ /******************************************************************************* * Header Files * *******************************************************************************/ #include #include #include #include #include #include #include #include #include #include #include const uint8_t gabPage[PAGE_SIZE] = {0}; const char gachMem1[] = "sdfg\1asdfa\177hjkl;sdfghjkl;dfghjkl;dfghjkl;\0\0asdf;kjasdf;lkjasd;flkjasd;lfkjasd\0;lfk"; uint8_t gabBigMem[8*1024*1024]; /** initializes gabBigMem with some non zero stuff. */ void initBigMem(void) { #if 0 uint32_t *puch = (uint32_t *)&gabBigMem[0]; uint32_t *puchEnd = (uint32_t *)&gabBigMem[sizeof(gabBigMem)]; uint32_t u32 = 0xdeadbeef; for (; puch < puchEnd; puch++) { *puch = u32; u32 += 19; u32 = (u32 << 1) | (u32 >> 31); } #else uint8_t *pb = &gabBigMem[0]; uint8_t *pbEnd = &gabBigMem[sizeof(gabBigMem)]; for (; pb < pbEnd; pb += 16) { char szTmp[17]; RTStrPrintf(szTmp, sizeof(szTmp), "aaaa%08Xzzzz", (uint32_t)(uintptr_t)pb); memcpy(pb, szTmp, 16); } #endif } /** * Execute state save operation. * * @returns VBox status code. * @param pDevIns Device instance of the device which registered the data unit. * @param pSSM SSM operation handle. */ DECLCALLBACK(int) Item01Save(PPDMDEVINS pDevIns, PSSMHANDLE pSSM) { uint64_t u64Start = RTTimeNanoTS(); /* * Test writing some memory block. */ int rc = SSMR3PutMem(pSSM, gachMem1, sizeof(gachMem1)); if (VBOX_FAILURE(rc)) { RTPrintf("Item01: #1 - SSMR3PutMem -> %Vrc\n", rc); return rc; } /* * Test writing a zeroterminated string. */ rc = SSMR3PutStrZ(pSSM, "String"); if (VBOX_FAILURE(rc)) { RTPrintf("Item01: #1 - SSMR3PutMem -> %Vrc\n", rc); return rc; } /* * Test the individual integer put functions to see that they all work. * (Testcases are also known as "The Land of The Ugly Code"...) */ #define ITEM(suff,bits, val) \ rc = SSMR3Put##suff(pSSM, val); \ if (VBOX_FAILURE(rc)) \ { \ RTPrintf("Item01: #" #suff " - SSMR3Put" #suff "(," #val ") -> %Vrc\n", rc); \ return rc; \ } /* copy & past with the load one! */ ITEM(U8, uint8_t, 0xff); ITEM(U8, uint8_t, 0x0); ITEM(U8, uint8_t, 1); ITEM(U8, uint8_t, 42); ITEM(U8, uint8_t, 230); ITEM(S8, int8_t, -128); ITEM(S8, int8_t, 127); ITEM(S8, int8_t, 12); ITEM(S8, int8_t, -76); ITEM(U16, uint16_t, 0xffff); ITEM(U16, uint16_t, 0x0); ITEM(S16, int16_t, 32767); ITEM(S16, int16_t, -32768); ITEM(U32, uint32_t, 4294967295U); ITEM(U32, uint32_t, 0); ITEM(U32, uint32_t, 42); ITEM(U32, uint32_t, 2342342344U); ITEM(S32, int32_t, -2147483647-1); ITEM(S32, int32_t, 2147483647); ITEM(S32, int32_t, 42); ITEM(S32, int32_t, 568459834); ITEM(S32, int32_t, -58758999); ITEM(U64, uint64_t, 18446744073709551615ULL); ITEM(U64, uint64_t, 0); ITEM(U64, uint64_t, 42); ITEM(U64, uint64_t, 593023944758394234ULL); ITEM(S64, int64_t, 9223372036854775807LL); ITEM(S64, int64_t, -9223372036854775807LL - 1); ITEM(S64, int64_t, 42); ITEM(S64, int64_t, 21398723459873LL); ITEM(S64, int64_t, -5848594593453453245LL); #undef ITEM uint64_t u64Elapsed = RTTimeNanoTS() - u64Start; RTPrintf("tstSSM: Saved 1st item in %RI64 ns\n", u64Elapsed); return 0; } /** * Prepare state load operation. * * @returns VBox status code. * @param pDevIns Device instance of the device which registered the data unit. * @param pSSM SSM operation handle. */ DECLCALLBACK(int) Item01Load(PPDMDEVINS pDevIns, PSSMHANDLE pSSM, uint32_t u32Version) { /* * Load the memory block. */ char achTmp[sizeof(gachMem1)]; int rc = SSMR3GetMem(pSSM, achTmp, sizeof(gachMem1)); if (VBOX_FAILURE(rc)) { RTPrintf("Item01: #1 - SSMR3GetMem -> %Vrc\n", rc); return rc; } /* * Load the string. */ rc = SSMR3GetStrZ(pSSM, achTmp, sizeof(achTmp)); if (VBOX_FAILURE(rc)) { RTPrintf("Item01: #2 - SSMR3GetStrZ -> %Vrc\n", rc); return rc; } /* * Test the individual integer put functions to see that they all work. * (Testcases are also known as "The Land of The Ugly Code"...) */ #define ITEM(suff, type, val) \ do { \ type var = {0}; \ rc = SSMR3Get##suff(pSSM, &var); \ if (VBOX_FAILURE(rc)) \ { \ RTPrintf("Item01: #" #suff " - SSMR3Get" #suff "(," #val ") -> %Vrc\n", rc); \ return rc; \ } \ if (var != val) \ { \ RTPrintf("Item01: #" #suff " - SSMR3Get" #suff "(," #val ") -> %d returned wrong value!\n", rc); \ return VERR_GENERAL_FAILURE; \ } \ } while (0) /* copy & past with the load one! */ ITEM(U8, uint8_t, 0xff); ITEM(U8, uint8_t, 0x0); ITEM(U8, uint8_t, 1); ITEM(U8, uint8_t, 42); ITEM(U8, uint8_t, 230); ITEM(S8, int8_t, -128); ITEM(S8, int8_t, 127); ITEM(S8, int8_t, 12); ITEM(S8, int8_t, -76); ITEM(U16, uint16_t, 0xffff); ITEM(U16, uint16_t, 0x0); ITEM(S16, int16_t, 32767); ITEM(S16, int16_t, -32768); ITEM(U32, uint32_t, 4294967295U); ITEM(U32, uint32_t, 0); ITEM(U32, uint32_t, 42); ITEM(U32, uint32_t, 2342342344U); ITEM(S32, int32_t, -2147483647-1); ITEM(S32, int32_t, 2147483647); ITEM(S32, int32_t, 42); ITEM(S32, int32_t, 568459834); ITEM(S32, int32_t, -58758999); ITEM(U64, uint64_t, 18446744073709551615ULL); ITEM(U64, uint64_t, 0); ITEM(U64, uint64_t, 42); ITEM(U64, uint64_t, 593023944758394234ULL); ITEM(S64, int64_t, 9223372036854775807LL); ITEM(S64, int64_t, -9223372036854775807LL - 1); ITEM(S64, int64_t, 42); ITEM(S64, int64_t, 21398723459873LL); ITEM(S64, int64_t, -5848594593453453245LL); #undef ITEM return 0; } /** * Execute state save operation. * * @returns VBox status code. * @param pDevIns Device instance of the device which registered the data unit. * @param pSSM SSM operation handle. */ DECLCALLBACK(int) Item02Save(PPDMDEVINS pDevIns, PSSMHANDLE pSSM) { uint64_t u64Start = RTTimeNanoTS(); /* * Put the size. */ size_t cb = sizeof(gabBigMem); int rc = SSMR3PutU32(pSSM, cb); if (VBOX_FAILURE(rc)) { RTPrintf("Item02: PutU32 -> %Vrc\n", rc); return rc; } /* * Put 8MB of memory to the file in 3 chunks. */ uint8_t *pbMem = &gabBigMem[0]; size_t cbChunk = cb / 47; rc = SSMR3PutMem(pSSM, pbMem, cbChunk); if (VBOX_FAILURE(rc)) { RTPrintf("Item02: PutMem(,%p,%#x) -> %Vrc\n", pbMem, cbChunk, rc); return rc; } cb -= cbChunk; pbMem += cbChunk; /* next piece. */ cbChunk *= 19; rc = SSMR3PutMem(pSSM, pbMem, cbChunk); if (VBOX_FAILURE(rc)) { RTPrintf("Item02: PutMem(,%p,%#x) -> %Vrc\n", pbMem, cbChunk, rc); return rc; } cb -= cbChunk; pbMem += cbChunk; /* last piece. */ cbChunk = cb; rc = SSMR3PutMem(pSSM, pbMem, cbChunk); if (VBOX_FAILURE(rc)) { RTPrintf("Item02: PutMem(,%p,%#x) -> %Vrc\n", pbMem, cbChunk, rc); return rc; } uint64_t u64Elapsed = RTTimeNanoTS() - u64Start; RTPrintf("tstSSM: Saved 2nd item in %RI64 ns\n", u64Elapsed); return 0; } /** * Prepare state load operation. * * @returns VBox status code. * @param pDevIns Device instance of the device which registered the data unit. * @param pSSM SSM operation handle. */ DECLCALLBACK(int) Item02Load(PPDMDEVINS pDevIns, PSSMHANDLE pSSM, uint32_t u32Version) { /* * Load the size. */ uint32_t cb; int rc = SSMR3GetU32(pSSM, &cb); if (VBOX_FAILURE(rc)) { RTPrintf("Item02: SSMR3GetU32 -> %Vrc\n", rc); return rc; } if (cb != sizeof(gabBigMem)) { RTPrintf("Item02: loaded size doesn't match the real thing. %#x != %#x\n", cb, sizeof(gabBigMem)); return VERR_GENERAL_FAILURE; } /* * Load the memory chunk by chunk. */ uint8_t *pbMem = &gabBigMem[0]; char achTmp[16383]; size_t cbChunk = sizeof(achTmp); while (cb > 0) { cbChunk -= 7; if (cbChunk < 64) cbChunk = sizeof(achTmp) - (cbChunk % 47); if (cbChunk > cb) cbChunk = cb; rc = SSMR3GetMem(pSSM, &achTmp[0], cbChunk); if (VBOX_FAILURE(rc)) { RTPrintf("Item02: SSMR3GetMem(,,%#x) -> %d offset %#x\n", cbChunk, rc, pbMem - &gabBigMem[0]); return rc; } if (memcmp(achTmp, pbMem, cbChunk)) { RTPrintf("Item02: compare failed. mem offset=%#x cbChunk=%#x\n", pbMem - &gabBigMem[0], cbChunk); return VERR_GENERAL_FAILURE; } /* next */ pbMem += cbChunk; cb -= cbChunk; } return 0; } /** * Execute state save operation. * * @returns VBox status code. * @param pDevIns Device instance of the device which registered the data unit. * @param pSSM SSM operation handle. */ DECLCALLBACK(int) Item03Save(PPDMDEVINS pDevIns, PSSMHANDLE pSSM) { uint64_t u64Start = RTTimeNanoTS(); /* * Put the size. */ size_t cb = 512*_1M; int rc = SSMR3PutU32(pSSM, cb); if (VBOX_FAILURE(rc)) { RTPrintf("Item03: PutU32 -> %Vrc\n", rc); return rc; } /* * Put 512 MB page by page. */ const uint8_t *pu8Org = &gabBigMem[0]; while (cb > 0) { rc = SSMR3PutMem(pSSM, pu8Org, PAGE_SIZE); if (VBOX_FAILURE(rc)) { RTPrintf("Item03: PutMem(,%p,%#x) -> %Vrc\n", pu8Org, PAGE_SIZE, rc); return rc; } /* next */ cb -= PAGE_SIZE; pu8Org += PAGE_SIZE; if (pu8Org > &gabBigMem[sizeof(gabBigMem)]) pu8Org = &gabBigMem[0]; } uint64_t u64Elapsed = RTTimeNanoTS() - u64Start; RTPrintf("tstSSM: Saved 3rd item in %RI64 ns\n", u64Elapsed); return 0; } /** * Prepare state load operation. * * @returns VBox status code. * @param pDevIns Device instance of the device which registered the data unit. * @param pSSM SSM operation handle. */ DECLCALLBACK(int) Item03Load(PPDMDEVINS pDevIns, PSSMHANDLE pSSM, uint32_t u32Version) { /* * Load the size. */ uint32_t cb; int rc = SSMR3GetU32(pSSM, &cb); if (VBOX_FAILURE(rc)) { RTPrintf("Item03: SSMR3GetU32 -> %Vrc\n", rc); return rc; } if (cb != 512*_1M) { RTPrintf("Item03: loaded size doesn't match the real thing. %#x != %#x\n", cb, 512*_1M); return VERR_GENERAL_FAILURE; } /* * Load the memory page by page. */ const uint8_t *pu8Org = &gabBigMem[0]; while (cb > 0) { char achPage[PAGE_SIZE]; rc = SSMR3GetMem(pSSM, &achPage[0], PAGE_SIZE); if (VBOX_FAILURE(rc)) { RTPrintf("Item03: SSMR3GetMem(,,%#x) -> %Vrc offset %#x\n", PAGE_SIZE, rc, 512*_1M - cb); return rc; } if (memcmp(achPage, pu8Org, PAGE_SIZE)) { RTPrintf("Item03: compare failed. mem offset=%#x\n", 512*_1M - cb); return VERR_GENERAL_FAILURE; } /* next */ cb -= PAGE_SIZE; pu8Org += PAGE_SIZE; if (pu8Org > &gabBigMem[sizeof(gabBigMem)]) pu8Org = &gabBigMem[0]; } return 0; } /** * Execute state save operation. * * @returns VBox status code. * @param pDevIns Device instance of the device which registered the data unit. * @param pSSM SSM operation handle. */ DECLCALLBACK(int) Item04Save(PPDMDEVINS pDevIns, PSSMHANDLE pSSM) { uint64_t u64Start = RTTimeNanoTS(); /* * Put the size. */ size_t cb = 512*_1M; int rc = SSMR3PutU32(pSSM, cb); if (VBOX_FAILURE(rc)) { RTPrintf("Item04: PutU32 -> %Vrc\n", rc); return rc; } /* * Put 512 MB page by page. */ while (cb > 0) { rc = SSMR3PutMem(pSSM, gabPage, PAGE_SIZE); if (VBOX_FAILURE(rc)) { RTPrintf("Item04: PutMem(,%p,%#x) -> %Vrc\n", gabPage, PAGE_SIZE, rc); return rc; } /* next */ cb -= PAGE_SIZE; } uint64_t u64Elapsed = RTTimeNanoTS() - u64Start; RTPrintf("tstSSM: Saved 4th item in %RI64 ns\n", u64Elapsed); return 0; } /** * Prepare state load operation. * * @returns VBox status code. * @param pDevIns Device instance of the device which registered the data unit. * @param pSSM SSM operation handle. */ DECLCALLBACK(int) Item04Load(PPDMDEVINS pDevIns, PSSMHANDLE pSSM, uint32_t u32Version) { /* * Load the size. */ uint32_t cb; int rc = SSMR3GetU32(pSSM, &cb); if (VBOX_FAILURE(rc)) { RTPrintf("Item04: SSMR3GetU32 -> %Vrc\n", rc); return rc; } if (cb != 512*_1M) { RTPrintf("Item04: loaded size doesn't match the real thing. %#x != %#x\n", cb, 512*_1M); return VERR_GENERAL_FAILURE; } /* * Load the memory page by page. */ while (cb > 0) { char achPage[PAGE_SIZE]; rc = SSMR3GetMem(pSSM, &achPage[0], PAGE_SIZE); if (VBOX_FAILURE(rc)) { RTPrintf("Item04: SSMR3GetMem(,,%#x) -> %Vrc offset %#x\n", PAGE_SIZE, rc, 512*_1M - cb); return rc; } if (memcmp(achPage, gabPage, PAGE_SIZE)) { RTPrintf("Item04: compare failed. mem offset=%#x\n", 512*_1M - cb); return VERR_GENERAL_FAILURE; } /* next */ cb -= PAGE_SIZE; } return 0; } int main(int argc, char **argv) { /* * Init runtime and static data. */ RTR3Init(); RTPrintf("tstSSM: TESTING...\n"); initBigMem(); const char *pszFilename = "SSMTestSave#1"; /* * Create empty VM structure and init SSM. */ PVM pVM; int rc = SUPInit(NULL); if (VBOX_SUCCESS(rc)) rc = SUPPageAlloc((sizeof(*pVM) + PAGE_SIZE - 1) >> PAGE_SHIFT, (void **)&pVM); if (VBOX_FAILURE(rc)) { RTPrintf("Fatal error: SUP Failure! rc=%Vrc\n", rc); return 1; } rc = STAMR3Init(pVM); if (VBOX_FAILURE(rc)) { RTPrintf("Fatal error: STAMR3Init failed! rc=%Vrc\n", rc); return 1; } /* rc = SSMR3Init(pVM); if (VBOX_FAILURE(rc)) { RTPrintf("Fatal error: SSMR3Init failed! rc=%Vrc\n", rc); return 1; } */ /* * Register a few callbacks. */ rc = SSMR3Register(pVM, NULL, "SSM Testcase Data Item no.1 (all types)", 1, 0, 256, NULL, Item01Save, NULL, NULL, Item01Load, NULL); if (VBOX_FAILURE(rc)) { RTPrintf("SSMR3Register #1 -> %Vrc\n", rc); return 1; } rc = SSMR3Register(pVM, NULL, "SSM Testcase Data Item no.2 (rand mem)", 2, 0, _1M * 8, NULL, Item02Save, NULL, NULL, Item02Load, NULL); if (VBOX_FAILURE(rc)) { RTPrintf("SSMR3Register #2 -> %Vrc\n", rc); return 1; } rc = SSMR3Register(pVM, NULL, "SSM Testcase Data Item no.3 (big mem)", 0, 123, 512*_1M, NULL, Item03Save, NULL, NULL, Item03Load, NULL); if (VBOX_FAILURE(rc)) { RTPrintf("SSMR3Register #3 -> %Vrc\n", rc); return 1; } rc = SSMR3Register(pVM, NULL, "SSM Testcase Data Item no.4 (big zero mem)", 0, 42, 512*_1M, NULL, Item04Save, NULL, NULL, Item04Load, NULL); if (VBOX_FAILURE(rc)) { RTPrintf("SSMR3Register #4 -> %Vrc\n", rc); return 1; } /* * Attempt a save. */ uint64_t u64Start = RTTimeNanoTS(); rc = SSMR3Save(pVM, pszFilename, SSMAFTER_DESTROY, NULL, NULL); if (VBOX_FAILURE(rc)) { RTPrintf("SSMR3Save #1 -> %Vrc\n", rc); return 1; } uint64_t u64Elapsed = RTTimeNanoTS() - u64Start; RTPrintf("tstSSM: Saved in %RI64 ns\n", u64Elapsed); /* * Attempt a load. */ u64Start = RTTimeNanoTS(); rc = SSMR3Load(pVM, pszFilename, SSMAFTER_RESUME, NULL, NULL); if (VBOX_FAILURE(rc)) { RTPrintf("SSMR3Load #1 -> %Vrc\n", rc); return 1; } u64Elapsed = RTTimeNanoTS() - u64Start; RTPrintf("tstSSM: Loaded in %RI64 ns\n", u64Elapsed); /* * Validate it. */ u64Start = RTTimeNanoTS(); rc = SSMR3ValidateFile(pszFilename); if (VBOX_FAILURE(rc)) { RTPrintf("SSMR3ValidateFile #1 -> %Vrc\n", rc); return 1; } u64Elapsed = RTTimeNanoTS() - u64Start; RTPrintf("tstSSM: Validated in %RI64 ns\n", u64Elapsed); /* * Open it and read. */ u64Start = RTTimeNanoTS(); PSSMHANDLE pSSM; rc = SSMR3Open(pszFilename, 0, &pSSM); if (VBOX_FAILURE(rc)) { RTPrintf("SSMR3Open #1 -> %Vrc\n", rc); return 1; } u64Elapsed = RTTimeNanoTS() - u64Start; RTPrintf("tstSSM: Opened in %RI64 ns\n", u64Elapsed); /* negative */ u64Start = RTTimeNanoTS(); rc = SSMR3Seek(pSSM, "some unit that doesn't exist", 0, NULL); if (rc != VERR_SSM_UNIT_NOT_FOUND) { RTPrintf("SSMR3Seek #1 negative -> %Vrc\n", rc); return 1; } u64Elapsed = RTTimeNanoTS() - u64Start; RTPrintf("tstSSM: Failed seek in %RI64 ns\n", u64Elapsed); /* 2nd unit */ rc = SSMR3Seek(pSSM, "SSM Testcase Data Item no.2 (rand mem)", 0, NULL); if (VBOX_FAILURE(rc)) { RTPrintf("SSMR3Seek #1 unit 2-> %Vrc\n", rc); return 1; } uint32_t u32Version = 0xbadc0ded; rc = SSMR3Seek(pSSM, "SSM Testcase Data Item no.2 (rand mem)", 0, &u32Version); if (VBOX_FAILURE(rc)) { RTPrintf("SSMR3Seek #1 unit 2-> %Vrc\n", rc); return 1; } u64Start = RTTimeNanoTS(); rc = Item02Load(NULL, pSSM, u32Version); if (VBOX_FAILURE(rc)) { RTPrintf("Item02Load #1 -> %Vrc\n", rc); return 1; } u64Elapsed = RTTimeNanoTS() - u64Start; RTPrintf("tstSSM: Loaded 2nd item in %RI64 ns\n", u64Elapsed); /* 1st unit */ u32Version = 0xbadc0ded; rc = SSMR3Seek(pSSM, "SSM Testcase Data Item no.1 (all types)", 0, &u32Version); if (VBOX_FAILURE(rc)) { RTPrintf("SSMR3Seek #1 unit 1 -> %Vrc\n", rc); return 1; } u64Start = RTTimeNanoTS(); rc = Item01Load(NULL, pSSM, u32Version); if (VBOX_FAILURE(rc)) { RTPrintf("Item01Load #1 -> %Vrc\n", rc); return 1; } u64Elapsed = RTTimeNanoTS() - u64Start; RTPrintf("tstSSM: Loaded 1st item in %RI64 ns\n", u64Elapsed); /* 3st unit */ u32Version = 0xbadc0ded; rc = SSMR3Seek(pSSM, "SSM Testcase Data Item no.3 (big mem)", 123, &u32Version); if (VBOX_FAILURE(rc)) { RTPrintf("SSMR3Seek #3 unit 1 -> %Vrc\n", rc); return 1; } u64Start = RTTimeNanoTS(); rc = Item03Load(NULL, pSSM, u32Version); if (VBOX_FAILURE(rc)) { RTPrintf("Item01Load #3 -> %Vrc\n", rc); return 1; } u64Elapsed = RTTimeNanoTS() - u64Start; RTPrintf("tstSSM: Loaded 3rd item in %RI64 ns\n", u64Elapsed); /* close */ rc = SSMR3Close(pSSM); if (VBOX_FAILURE(rc)) { RTPrintf("SSMR3Close #1 -> %Vrc\n", rc); return 1; } RTPrintf("tstSSM: SUCCESS\n"); return 0; }