[49906] | 1 | /* $Id: tstVBoxAPIPerf.cpp 98103 2023-01-17 14:15:46Z vboxsync $ */
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| 2 | /** @file
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| 3 | * tstVBoxAPIPerf - Checks the performance of the COM / XPOM API.
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| 4 | */
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| 5 |
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| 6 | /*
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[98103] | 7 | * Copyright (C) 2006-2023 Oracle and/or its affiliates.
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[49906] | 8 | *
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[96407] | 9 | * This file is part of VirtualBox base platform packages, as
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| 10 | * available from https://www.virtualbox.org.
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| 11 | *
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| 12 | * This program is free software; you can redistribute it and/or
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| 13 | * modify it under the terms of the GNU General Public License
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| 14 | * as published by the Free Software Foundation, in version 3 of the
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| 15 | * License.
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| 16 | *
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| 17 | * This program is distributed in the hope that it will be useful, but
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| 18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 20 | * General Public License for more details.
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| 21 | *
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| 22 | * You should have received a copy of the GNU General Public License
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| 23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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| 24 | *
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| 25 | * SPDX-License-Identifier: GPL-3.0-only
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[49906] | 26 | */
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| 27 |
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| 28 |
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[57358] | 29 | /*********************************************************************************************************************************
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| 30 | * Header Files *
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| 31 | *********************************************************************************************************************************/
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[49906] | 32 | #include <VBox/com/com.h>
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| 33 | #include <VBox/com/string.h>
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| 34 | #include <VBox/com/array.h>
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| 35 | #include <VBox/com/Guid.h>
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| 36 | #include <VBox/com/ErrorInfo.h>
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| 37 | #include <VBox/com/VirtualBox.h>
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[49907] | 38 | #include <VBox/sup.h>
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[49906] | 39 |
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| 40 | #include <iprt/test.h>
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| 41 | #include <iprt/time.h>
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| 42 |
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| 43 |
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| 44 |
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[57358] | 45 | /*********************************************************************************************************************************
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| 46 | * Global Variables *
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| 47 | *********************************************************************************************************************************/
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[49906] | 48 | static RTTEST g_hTest;
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| 49 |
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| 50 |
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| 51 | /** Worker fro TST_COM_EXPR(). */
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| 52 | static HRESULT tstComExpr(HRESULT hrc, const char *pszOperation, int iLine)
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| 53 | {
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| 54 | if (FAILED(hrc))
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| 55 | RTTestFailed(g_hTest, "%s failed on line %u with hrc=%Rhrc", pszOperation, iLine, hrc);
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| 56 | return hrc;
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| 57 | }
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| 58 |
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| 59 | /** Macro that executes the given expression and report any failure.
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| 60 | * The expression must return a HRESULT. */
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| 61 | #define TST_COM_EXPR(expr) tstComExpr(expr, #expr, __LINE__)
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| 62 |
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| 63 |
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| 64 |
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| 65 | static void tstApiPrf1(IVirtualBox *pVBox)
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| 66 | {
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| 67 | RTTestSub(g_hTest, "IVirtualBox::Revision performance");
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| 68 |
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| 69 | uint32_t const cCalls = 65536;
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| 70 | uint32_t cLeft = cCalls;
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| 71 | uint64_t uStartTS = RTTimeNanoTS();
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| 72 | while (cLeft-- > 0)
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| 73 | {
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| 74 | ULONG uRev;
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| 75 | HRESULT hrc = pVBox->COMGETTER(Revision)(&uRev);
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| 76 | if (FAILED(hrc))
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| 77 | {
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| 78 | tstComExpr(hrc, "IVirtualBox::Revision", __LINE__);
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| 79 | return;
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| 80 | }
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| 81 | }
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| 82 | uint64_t uElapsed = RTTimeNanoTS() - uStartTS;
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| 83 | RTTestValue(g_hTest, "IVirtualBox::Revision average", uElapsed / cCalls, RTTESTUNIT_NS_PER_CALL);
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| 84 | RTTestSubDone(g_hTest);
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| 85 | }
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| 86 |
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| 87 |
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| 88 | static void tstApiPrf2(IVirtualBox *pVBox)
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| 89 | {
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| 90 | RTTestSub(g_hTest, "IVirtualBox::Version performance");
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| 91 |
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| 92 | uint32_t const cCalls = 65536;
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| 93 | uint32_t cLeft = cCalls;
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| 94 | uint64_t uStartTS = RTTimeNanoTS();
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| 95 | while (cLeft-- > 0)
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| 96 | {
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| 97 | com::Bstr bstrVersion;
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| 98 | HRESULT hrc = pVBox->COMGETTER(Version)(bstrVersion.asOutParam());
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| 99 | if (FAILED(hrc))
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| 100 | {
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| 101 | tstComExpr(hrc, "IVirtualBox::Version", __LINE__);
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| 102 | return;
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| 103 | }
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| 104 | }
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| 105 | uint64_t uElapsed = RTTimeNanoTS() - uStartTS;
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| 106 | RTTestValue(g_hTest, "IVirtualBox::Version average", uElapsed / cCalls, RTTESTUNIT_NS_PER_CALL);
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| 107 | RTTestSubDone(g_hTest);
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| 108 | }
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| 109 |
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| 110 |
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| 111 | static void tstApiPrf3(IVirtualBox *pVBox)
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| 112 | {
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| 113 | RTTestSub(g_hTest, "IVirtualBox::Host performance");
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| 114 |
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| 115 | /* The first call. */
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| 116 | uint64_t uStartTS = RTTimeNanoTS();
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| 117 | IHost *pHost = NULL;
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| 118 | HRESULT hrc = pVBox->COMGETTER(Host)(&pHost);
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| 119 | if (FAILED(hrc))
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| 120 | {
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| 121 | tstComExpr(hrc, "IVirtualBox::Host", __LINE__);
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| 122 | return;
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| 123 | }
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| 124 | pHost->Release();
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| 125 | uint64_t uElapsed = RTTimeNanoTS() - uStartTS;
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| 126 | RTTestValue(g_hTest, "IVirtualBox::Host first", uElapsed, RTTESTUNIT_NS);
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| 127 |
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| 128 | /* Subsequent calls. */
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| 129 | uint32_t const cCalls1 = 4096;
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| 130 | uint32_t cLeft = cCalls1;
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| 131 | uStartTS = RTTimeNanoTS();
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| 132 | while (cLeft-- > 0)
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| 133 | {
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| 134 | IHost *pHost2 = NULL;
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| 135 | hrc = pVBox->COMGETTER(Host)(&pHost2);
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| 136 | if (FAILED(hrc))
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| 137 | {
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| 138 | tstComExpr(hrc, "IVirtualBox::Host", __LINE__);
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| 139 | return;
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| 140 | }
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| 141 | pHost2->Release();
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| 142 | }
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| 143 | uElapsed = RTTimeNanoTS() - uStartTS;
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| 144 | RTTestValue(g_hTest, "IVirtualBox::Host average", uElapsed / cCalls1, RTTESTUNIT_NS_PER_CALL);
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| 145 |
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| 146 | /* Keep a reference around and see how that changes things.
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| 147 | Note! VBoxSVC is not creating and destroying Host(). */
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| 148 | pHost = NULL;
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| 149 | hrc = pVBox->COMGETTER(Host)(&pHost);
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| 150 |
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| 151 | uint32_t const cCalls2 = 16384;
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| 152 | cLeft = cCalls2;
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| 153 | uStartTS = RTTimeNanoTS();
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| 154 | while (cLeft-- > 0)
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| 155 | {
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| 156 | IHost *pHost2 = NULL;
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| 157 | hrc = pVBox->COMGETTER(Host)(&pHost2);
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| 158 | if (FAILED(hrc))
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| 159 | {
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| 160 | tstComExpr(hrc, "IVirtualBox::Host", __LINE__);
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| 161 | pHost->Release();
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| 162 | return;
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| 163 | }
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| 164 | pHost2->Release();
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| 165 | }
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| 166 | uElapsed = RTTimeNanoTS() - uStartTS;
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| 167 | RTTestValue(g_hTest, "IVirtualBox::Host 2nd ref", uElapsed / cCalls2, RTTESTUNIT_NS_PER_CALL);
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| 168 | pHost->Release();
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| 169 |
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| 170 | RTTestSubDone(g_hTest);
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| 171 | }
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| 172 |
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| 173 |
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[49910] | 174 | static void tstApiPrf4(IVirtualBox *pVBox)
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| 175 | {
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| 176 | RTTestSub(g_hTest, "IHost::GetProcessorFeature performance");
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[49906] | 177 |
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[49910] | 178 | IHost *pHost = NULL;
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| 179 | HRESULT hrc = pVBox->COMGETTER(Host)(&pHost);
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| 180 | if (FAILED(hrc))
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| 181 | {
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| 182 | tstComExpr(hrc, "IVirtualBox::Host", __LINE__);
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| 183 | return;
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| 184 | }
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| 185 |
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| 186 | uint32_t const cCalls = 65536;
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| 187 | uint32_t cLeft = cCalls;
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| 188 | uint64_t uStartTS = RTTimeNanoTS();
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| 189 | while (cLeft-- > 0)
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| 190 | {
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| 191 | BOOL fSupported;
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[49943] | 192 | hrc = pHost->GetProcessorFeature(ProcessorFeature_PAE, &fSupported);
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[49910] | 193 | if (FAILED(hrc))
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| 194 | {
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| 195 | tstComExpr(hrc, "IHost::GetProcessorFeature", __LINE__);
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| 196 | pHost->Release();
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| 197 | return;
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| 198 | }
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| 199 | }
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| 200 | uint64_t uElapsed = RTTimeNanoTS() - uStartTS;
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| 201 | RTTestValue(g_hTest, "IHost::GetProcessorFeature average", uElapsed / cCalls, RTTESTUNIT_NS_PER_CALL);
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| 202 | pHost->Release();
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| 203 | RTTestSubDone(g_hTest);
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| 204 | }
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| 205 |
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| 206 |
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| 207 |
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[63258] | 208 | int main()
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[49906] | 209 | {
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| 210 | /*
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| 211 | * Initialization.
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| 212 | */
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| 213 | RTEXITCODE rcExit = RTTestInitAndCreate("tstVBoxAPIPerf", &g_hTest);
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| 214 | if (rcExit != RTEXITCODE_SUCCESS)
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| 215 | return rcExit;
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[49907] | 216 | SUPR3Init(NULL); /* Better time support. */
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[49906] | 217 | RTTestBanner(g_hTest);
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| 218 |
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| 219 | RTTestSub(g_hTest, "Initializing COM and singletons");
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| 220 | HRESULT hrc = com::Initialize();
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| 221 | if (SUCCEEDED(hrc))
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| 222 | {
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[60063] | 223 | ComPtr<IVirtualBoxClient> ptrVBoxClient;
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[49906] | 224 | ComPtr<IVirtualBox> ptrVBox;
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[60063] | 225 | hrc = TST_COM_EXPR(ptrVBoxClient.createInprocObject(CLSID_VirtualBoxClient));
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[49906] | 226 | if (SUCCEEDED(hrc))
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[60063] | 227 | hrc = TST_COM_EXPR(ptrVBoxClient->COMGETTER(VirtualBox)(ptrVBox.asOutParam()));
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| 228 | if (SUCCEEDED(hrc))
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[49906] | 229 | {
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| 230 | ComPtr<ISession> ptrSession;
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| 231 | hrc = TST_COM_EXPR(ptrSession.createInprocObject(CLSID_Session));
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| 232 | if (SUCCEEDED(hrc))
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| 233 | {
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| 234 | RTTestSubDone(g_hTest);
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| 235 |
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| 236 | /*
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| 237 | * Call test functions.
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| 238 | */
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| 239 | tstApiPrf1(ptrVBox);
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| 240 | tstApiPrf2(ptrVBox);
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| 241 | tstApiPrf3(ptrVBox);
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| 242 |
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| 243 | /** @todo Find something that returns a 2nd instance of an interface and see
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| 244 | * how if wrapper stuff is reused in any way. */
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[49910] | 245 | tstApiPrf4(ptrVBox);
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[49906] | 246 | }
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| 247 | }
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| 248 |
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[49907] | 249 | ptrVBox.setNull();
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[60924] | 250 | ptrVBoxClient.setNull();
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[49906] | 251 | com::Shutdown();
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| 252 | }
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| 253 | else
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| 254 | RTTestIFailed("com::Initialize failed with hrc=%Rhrc", hrc);
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| 255 | return RTTestSummaryAndDestroy(g_hTest);
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| 256 | }
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| 257 |
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