| 1 | /** @file
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| 2 | *
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| 3 | * VBox host drivers - Ring-0 support drivers - Testcases:
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| 4 | * Test the interrupt gate feature of the support library
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| 5 | */
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| 6 |
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| 7 | /*
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| 8 | * Copyright (C) 2006 InnoTek Systemberatung GmbH
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| 9 | *
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| 10 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 11 | * available from http://www.virtualbox.org. This file is free software;
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| 12 | * you can redistribute it and/or modify it under the terms of the GNU
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| 13 | * General Public License as published by the Free Software Foundation,
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| 14 | * in version 2 as it comes in the "COPYING" file of the VirtualBox OSE
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| 15 | * distribution. VirtualBox OSE is distributed in the hope that it will
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| 16 | * be useful, but WITHOUT ANY WARRANTY of any kind.
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| 17 | *
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| 18 | * If you received this file as part of a commercial VirtualBox
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| 19 | * distribution, then only the terms of your commercial VirtualBox
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| 20 | * license agreement apply instead of the previous paragraph.
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| 21 | */
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| 22 |
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| 23 |
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| 24 | /*******************************************************************************
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| 25 | * Header Files *
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| 26 | *******************************************************************************/
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| 27 | #include <VBox/sup.h>
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| 28 | #include <VBox/vm.h>
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| 29 | #include <VBox/param.h>
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| 30 | #include <iprt/runtime.h>
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| 31 | #include <iprt/stream.h>
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| 32 | #include <iprt/string.h>
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| 33 |
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| 34 |
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| 35 | /**
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| 36 | * Makes a path to a file in the executable directory.
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| 37 | */
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| 38 | static char *ExeDirFile(char *pszFile, const char *pszArgv0, const char *pszFilename)
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| 39 | {
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| 40 | char *psz;
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| 41 | char *psz2;
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| 42 |
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| 43 | strcpy(pszFile, pszArgv0);
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| 44 | psz = strrchr(pszFile, '/');
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| 45 | psz2 = strrchr(pszFile, '\\');
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| 46 | if (psz < psz2)
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| 47 | psz = psz2;
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| 48 | if (!psz)
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| 49 | psz = strrchr(pszFile, ':');
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| 50 | if (!psz)
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| 51 | {
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| 52 | strcpy(pszFile, "./");
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| 53 | psz = &pszFile[1];
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| 54 | }
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| 55 | strcpy(psz + 1, "VMMR0.r0");
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| 56 | return pszFile;
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| 57 | }
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| 58 |
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| 59 | int main(int argc, char **argv)
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| 60 | {
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| 61 | int rcRet = 0;
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| 62 | int rc;
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| 63 | int cIterations = argc > 1 ? RTStrToUInt32(argv[1]) : 32;
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| 64 | if (cIterations == 0)
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| 65 | cIterations = 64;
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| 66 |
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| 67 | /*
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| 68 | * Init.
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| 69 | */
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| 70 | RTR3Init();
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| 71 | VM vm;
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| 72 | memset(&vm, 0, sizeof(vm));
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| 73 | rc = SUPInit(&vm.pSession);
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| 74 | rcRet += rc != 0;
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| 75 | RTPrintf("tstInt: SUPInit -> rc=%Vrc\n", rc);
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| 76 | if (!rc)
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| 77 | {
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| 78 | /*
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| 79 | * Load VMM code.
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| 80 | */
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| 81 | char szFile[RTPATH_MAX];
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| 82 | rc = SUPLoadVMM(ExeDirFile(szFile, argv[0], "VMMR0.r0"));
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| 83 | rcRet += rc != 0;
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| 84 | if (!rc)
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| 85 | {
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| 86 | /*
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| 87 | * Call VMM code with invalid function.
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| 88 | */
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| 89 | for (int i = cIterations; i > 0; i--)
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| 90 | {
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| 91 | rc = SUPCallVMMR0(&vm, 0xdeadbeef, NULL);
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| 92 | //RTPrintf("tstInt: SUPCallVMMR0 -> rc=%Vrc i=%d\n", rc, i);
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| 93 | }
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| 94 | RTPrintf("tstInt: Performed SUPCallVMMR0 %d times (rc=%Vrc)\n", cIterations, rc);
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| 95 |
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| 96 | /*
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| 97 | * Unload VMM.
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| 98 | */
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| 99 | rc = SUPUnloadVMM();
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| 100 | rcRet += rc != 0;
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| 101 | if (rc)
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| 102 | RTPrintf("tstInt: SUPUnloadVMM failed with rc=%Vrc\n", rc);
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| 103 | }
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| 104 | else
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| 105 | RTPrintf("tstInt: SUPLoadVMM failed with rc=%Vrc\n", rc);
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| 106 |
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| 107 | /*
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| 108 | * Terminate.
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| 109 | */
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| 110 | rc = SUPTerm();
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| 111 | rcRet += rc != 0;
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| 112 | RTPrintf("tstInt: SUPTerm -> rc=%Vrc\n", rc);
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| 113 | }
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| 114 |
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| 115 | return !!rc;
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| 116 | }
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| 117 |
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