| 1 | /* $Id: tstRTR0MemUserKernelDriver.cpp 51906 2014-07-07 16:28:37Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IPRT R0 Testcase - Thread Preemption, driver program.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2009-2010 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * The contents of this file may alternatively be used under the terms
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| 18 | * of the Common Development and Distribution License Version 1.0
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| 19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 20 | * VirtualBox OSE distribution, in which case the provisions of the
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| 21 | * CDDL are applicable instead of those of the GPL.
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| 22 | *
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| 23 | * You may elect to license modified versions of this file under the
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| 24 | * terms and conditions of either the GPL or the CDDL or both.
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| 25 | */
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| 26 |
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| 27 | /*******************************************************************************
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| 28 | * Header Files *
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| 29 | *******************************************************************************/
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| 30 | #include <iprt/initterm.h>
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| 31 |
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| 32 | #include <iprt/err.h>
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| 33 | #include <iprt/path.h>
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| 34 | #include <iprt/param.h>
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| 35 | #include <iprt/stream.h>
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| 36 | #include <iprt/string.h>
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| 37 | #include <iprt/test.h>
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| 38 | #include <iprt/thread.h>
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| 39 | #ifdef VBOX
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| 40 | # include <VBox/sup.h>
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| 41 | # include "tstRTR0MemUserKernel.h"
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| 42 | #endif
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| 43 |
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| 44 |
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| 45 | /**
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| 46 | * Entry point.
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| 47 | */
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| 48 | extern "C" DECLEXPORT(int) TrustedMain(int argc, char **argv, char **envp)
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| 49 | {
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| 50 | #ifndef VBOX
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| 51 | RTPrintf("tstSup: SKIPPED\n");
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| 52 | return 0;
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| 53 | #else
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| 54 | /*
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| 55 | * Init.
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| 56 | */
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| 57 | RTTEST hTest;
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| 58 | int rc = RTTestInitAndCreate("tstRTR0MemUserKernel", &hTest);
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| 59 | if (rc)
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| 60 | return rc;
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| 61 | RTTestBanner(hTest);
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| 62 |
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| 63 | uint8_t *pbPage = (uint8_t *)RTTestGuardedAllocTail(hTest, PAGE_SIZE);
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| 64 | if (!pbPage)
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| 65 | {
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| 66 | RTTestFailed(hTest, "RTTestGuardedAllocTail failed with rc=%Rrc\n", rc);
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| 67 | return RTTestSummaryAndDestroy(hTest);
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| 68 | }
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| 69 |
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| 70 | PSUPDRVSESSION pSession;
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| 71 | rc = SUPR3Init(&pSession);
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| 72 | if (RT_FAILURE(rc))
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| 73 | {
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| 74 | RTTestFailed(hTest, "SUPR3Init failed with rc=%Rrc\n", rc);
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| 75 | return RTTestSummaryAndDestroy(hTest);
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| 76 | }
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| 77 |
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| 78 | char szPath[RTPATH_MAX];
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| 79 | rc = RTPathExecDir(szPath, sizeof(szPath));
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| 80 | if (RT_SUCCESS(rc))
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| 81 | rc = RTPathAppend(szPath, sizeof(szPath), "tstRTR0MemUserKernel.r0");
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| 82 | if (RT_FAILURE(rc))
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| 83 | {
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| 84 | RTTestFailed(hTest, "Failed constructing .r0 filename (rc=%Rrc)", rc);
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| 85 | return RTTestSummaryAndDestroy(hTest);
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| 86 | }
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| 87 |
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| 88 | void *pvImageBase;
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| 89 | rc = SUPR3LoadServiceModule(szPath, "tstRTR0MemUserKernel",
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| 90 | "TSTRTR0MemUserKernelSrvReqHandler",
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| 91 | &pvImageBase);
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| 92 | if (RT_FAILURE(rc))
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| 93 | {
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| 94 | RTTestFailed(hTest, "SUPR3LoadServiceModule(%s,,,) failed with rc=%Rrc\n", szPath, rc);
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| 95 | return RTTestSummaryAndDestroy(hTest);
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| 96 | }
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| 97 |
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| 98 | /* test request */
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| 99 | struct
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| 100 | {
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| 101 | SUPR0SERVICEREQHDR Hdr;
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| 102 | char szMsg[256];
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| 103 | } Req;
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| 104 |
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| 105 | /*
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| 106 | * Sanity checks.
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| 107 | */
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| 108 | RTTestSub(hTest, "Sanity");
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| 109 | Req.Hdr.u32Magic = SUPR0SERVICEREQHDR_MAGIC;
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| 110 | Req.Hdr.cbReq = sizeof(Req);
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| 111 | Req.szMsg[0] = '\0';
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| 112 | RTTESTI_CHECK_RC(rc = SUPR3CallR0Service("tstRTR0MemUserKernel", sizeof("tstRTR0MemUserKernel") - 1,
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| 113 | TSTRTR0MEMUSERKERNEL_SANITY_OK, 0, &Req.Hdr), VINF_SUCCESS);
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| 114 | if (RT_FAILURE(rc))
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| 115 | return RTTestSummaryAndDestroy(hTest);
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| 116 | RTTESTI_CHECK_MSG(Req.szMsg[0] == '\0', ("%s", Req.szMsg));
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| 117 | if (Req.szMsg[0] != '\0')
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| 118 | return RTTestSummaryAndDestroy(hTest);
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| 119 |
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| 120 | Req.Hdr.u32Magic = SUPR0SERVICEREQHDR_MAGIC;
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| 121 | Req.Hdr.cbReq = sizeof(Req);
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| 122 | Req.szMsg[0] = '\0';
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| 123 | RTTESTI_CHECK_RC(rc = SUPR3CallR0Service("tstRTR0MemUserKernel", sizeof("tstRTR0MemUserKernel") - 1,
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| 124 | TSTRTR0MEMUSERKERNEL_SANITY_FAILURE, 0, &Req.Hdr), VINF_SUCCESS);
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| 125 | if (RT_FAILURE(rc))
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| 126 | return RTTestSummaryAndDestroy(hTest);
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| 127 | RTTESTI_CHECK_MSG(!strncmp(Req.szMsg, RT_STR_TUPLE("!42failure42")), ("%s", Req.szMsg));
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| 128 | if (strncmp(Req.szMsg, RT_STR_TUPLE("!42failure42")))
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| 129 | return RTTestSummaryAndDestroy(hTest);
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| 130 |
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| 131 | /*
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| 132 | * Basic tests, bail out on failure.
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| 133 | */
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| 134 | RTTestSub(hTest, "Basics");
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| 135 | Req.Hdr.u32Magic = SUPR0SERVICEREQHDR_MAGIC;
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| 136 | Req.Hdr.cbReq = sizeof(Req);
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| 137 | Req.szMsg[0] = '\0';
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| 138 | RTTESTI_CHECK_RC(rc = SUPR3CallR0Service("tstRTR0MemUserKernel", sizeof("tstRTR0MemUserKernel") - 1,
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| 139 | TSTRTR0MEMUSERKERNEL_BASIC, (uintptr_t)pbPage, &Req.Hdr), VINF_SUCCESS);
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| 140 | if (RT_FAILURE(rc))
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| 141 | return RTTestSummaryAndDestroy(hTest);
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| 142 | if (Req.szMsg[0] == '!')
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| 143 | {
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| 144 | RTTestIFailed("%s", &Req.szMsg[1]);
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| 145 | return RTTestSummaryAndDestroy(hTest);
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| 146 | }
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| 147 | if (Req.szMsg[0])
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| 148 | RTTestIPrintf(RTTESTLVL_ALWAYS, "%s", Req.szMsg);
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| 149 |
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| 150 | /*
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| 151 | * Good buffer, bail out on failure.
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| 152 | */
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| 153 | RTTestSub(hTest, "Good buffer");
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| 154 | Req.Hdr.u32Magic = SUPR0SERVICEREQHDR_MAGIC;
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| 155 | Req.Hdr.cbReq = sizeof(Req);
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| 156 | Req.szMsg[0] = '\0';
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| 157 | RTTESTI_CHECK_RC(rc = SUPR3CallR0Service("tstRTR0MemUserKernel", sizeof("tstRTR0MemUserKernel") - 1,
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| 158 | TSTRTR0MEMUSERKERNEL_GOOD, (uintptr_t)pbPage, &Req.Hdr), VINF_SUCCESS);
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| 159 | if (RT_FAILURE(rc))
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| 160 | return RTTestSummaryAndDestroy(hTest);
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| 161 | if (Req.szMsg[0] == '!')
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| 162 | {
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| 163 | RTTestIFailed("%s", &Req.szMsg[1]);
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| 164 | return RTTestSummaryAndDestroy(hTest);
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| 165 | }
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| 166 | if (Req.szMsg[0])
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| 167 | RTTestIPrintf(RTTESTLVL_ALWAYS, "%s", Req.szMsg);
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| 168 |
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| 169 | /*
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| 170 | * Bad buffer, bail out on failure.
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| 171 | */
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| 172 | RTTestSub(hTest, "Bad buffer");
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| 173 | Req.Hdr.u32Magic = SUPR0SERVICEREQHDR_MAGIC;
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| 174 | Req.Hdr.cbReq = sizeof(Req);
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| 175 | Req.szMsg[0] = '\0';
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| 176 | RTTESTI_CHECK_RC(rc = SUPR3CallR0Service("tstRTR0MemUserKernel", sizeof("tstRTR0MemUserKernel") - 1,
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| 177 | TSTRTR0MEMUSERKERNEL_BAD, (uintptr_t)pbPage + PAGE_SIZE, &Req.Hdr), VINF_SUCCESS);
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| 178 | if (RT_FAILURE(rc))
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| 179 | return RTTestSummaryAndDestroy(hTest);
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| 180 | if (Req.szMsg[0] == '!')
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| 181 | {
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| 182 | RTTestIFailed("%s", &Req.szMsg[1]);
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| 183 | return RTTestSummaryAndDestroy(hTest);
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| 184 | }
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| 185 | if (Req.szMsg[0])
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| 186 | RTTestIPrintf(RTTESTLVL_ALWAYS, "%s", Req.szMsg);
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| 187 |
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| 188 | /*
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| 189 | * Bad buffer, bail out on failure.
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| 190 | */
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| 191 | RTTestSub(hTest, "Kernel buffer");
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| 192 | Req.Hdr.u32Magic = SUPR0SERVICEREQHDR_MAGIC;
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| 193 | Req.Hdr.cbReq = sizeof(Req);
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| 194 | Req.szMsg[0] = '\0';
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| 195 | RTTESTI_CHECK_RC(rc = SUPR3CallR0Service("tstRTR0MemUserKernel", sizeof("tstRTR0MemUserKernel") - 1,
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| 196 | TSTRTR0MEMUSERKERNEL_INVALID_ADDRESS, (uintptr_t)pvImageBase, &Req.Hdr), VINF_SUCCESS);
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| 197 | if (RT_FAILURE(rc))
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| 198 | return RTTestSummaryAndDestroy(hTest);
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| 199 | if (Req.szMsg[0] == '!')
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| 200 | {
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| 201 | RTTestIFailed("%s", &Req.szMsg[1]);
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| 202 | return RTTestSummaryAndDestroy(hTest);
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| 203 | }
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| 204 | if (Req.szMsg[0])
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| 205 | RTTestIPrintf(RTTESTLVL_ALWAYS, "%s", Req.szMsg);
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| 206 |
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| 207 | /*
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| 208 | * Done.
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| 209 | */
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| 210 | return RTTestSummaryAndDestroy(hTest);
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| 211 | #endif
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| 212 | }
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| 213 |
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| 214 |
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| 215 | #if !defined(VBOX_WITH_HARDENING) || !defined(RT_OS_WINDOWS)
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| 216 | /**
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| 217 | * Main entry point.
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| 218 | */
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| 219 | int main(int argc, char **argv, char **envp)
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| 220 | {
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| 221 | return TrustedMain(argc, argv, envp);
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| 222 | }
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| 223 | #endif
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| 224 |
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