tstRTR0SemMutex.cpp revision 01f0d2858d4377ecf19f5aac2531efe99fef9ffc
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync/* $Id$ */
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync/** @file
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * IPRT R0 Testcase - Mutex Semaphores.
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync */
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync/*
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * Copyright (C) 2009-2010 Sun Microsystems, Inc.
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync *
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * available from http://www.virtualbox.org. This file is free software;
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * you can redistribute it and/or modify it under the terms of the GNU
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * General Public License (GPL) as published by the Free Software
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * Foundation, in version 2 as it comes in the "COPYING" file of the
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync *
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * The contents of this file may alternatively be used under the terms
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * of the Common Development and Distribution License Version 1.0
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * VirtualBox OSE distribution, in which case the provisions of the
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * CDDL are applicable instead of those of the GPL.
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync *
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * You may elect to license modified versions of this file under the
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * terms and conditions of either the GPL or the CDDL or both.
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync *
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * Clara, CA 95054 USA or visit http://www.sun.com if you need
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * additional information or have any questions.
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync */
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync/*******************************************************************************
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync* Header Files *
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync*******************************************************************************/
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync#include <iprt/semaphore.h>
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync#include <iprt/err.h>
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync#include <iprt/time.h>
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync#include <iprt/string.h>
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync#include <VBox/sup.h>
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync#include "tstRTR0SemMutex.h"
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync/**
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * Service request callback function.
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync *
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * @returns VBox status code.
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * @param pSession The caller's session.
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * @param u64Arg 64-bit integer argument.
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * @param pReqHdr The request header. Input / Output. Optional.
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync */
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsyncDECLEXPORT(int) TSTRTR0SemMutexSrvReqHandler(PSUPDRVSESSION pSession, uint32_t uOperation,
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync uint64_t u64Arg, PSUPR0SERVICEREQHDR pReqHdr)
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync{
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync if (u64Arg)
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync return VERR_INVALID_PARAMETER;
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync if (!VALID_PTR(pReqHdr))
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync return VERR_INVALID_PARAMETER;
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync char *pszErr = (char *)(pReqHdr + 1);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync size_t cchErr = pReqHdr->cbReq - sizeof(*pReqHdr);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync if (cchErr < 32 || cchErr >= 0x10000)
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync return VERR_INVALID_PARAMETER;
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync *pszErr = '\0';
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync#define SET_ERROR(szFmt) do { if (!*pszErr) RTStrPrintf(pszErr, cchErr, "!" szFmt); } while (0)
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync#define SET_ERROR1(szFmt, a1) do { if (!*pszErr) RTStrPrintf(pszErr, cchErr, "!" szFmt, a1); } while (0)
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync#define SET_ERROR2(szFmt, a1, a2) do { if (!*pszErr) RTStrPrintf(pszErr, cchErr, "!" szFmt, a1, a2); } while (0)
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync#define SET_ERROR3(szFmt, a1, a2, a3) do { if (!*pszErr) RTStrPrintf(pszErr, cchErr, "!" szFmt, a1, a2, a3); } while (0)
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync#define CHECK_RC_BREAK(rc, rcExpect, szOp) \
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync if ((rc) != (rcExpect)) \
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync { \
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync RTStrPrintf(pszErr, cchErr, "!%s -> %Rrc, expected %Rrc. line %u", szOp, rc, rcExpect, __LINE__); \
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync break; \
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync }
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync /*
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * The big switch.
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync */
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync RTSEMMUTEX hMtx;
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync int rc;
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync switch (uOperation)
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync {
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync case TSTRTR0SEMMUTEX_SANITY_OK:
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync break;
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync case TSTRTR0SEMMUTEX_SANITY_FAILURE:
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync SET_ERROR1("42failure42%1024s", "");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync break;
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync case TSTRTR0SEMMUTEX_BASIC:
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexCreate(&hMtx);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexCreate");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync do
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync {
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync /*
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * The interruptible version first.
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync */
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync /* simple request and release, polling. */
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRequestNoResume(hMtx, 0);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequestNoResume");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRelease(hMtx);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync /* simple request and release, wait for ever. */
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRequestNoResume(hMtx, RT_INDEFINITE_WAIT);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequestNoResume(indef_wait)");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRelease(hMtx);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync /* simple request and release, wait a tiny while. */
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRequestNoResume(hMtx, 133);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequestNoResume(133)");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRelease(hMtx);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync /* nested request and release. */
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRequestNoResume(hMtx, RT_INDEFINITE_WAIT);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequestNoResume#1");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRequestNoResume(hMtx, RT_INDEFINITE_WAIT);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequestNoResume#2");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRequestNoResume(hMtx, RT_INDEFINITE_WAIT);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequestNoResume#3");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRelease(hMtx);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease#3");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRequestNoResume(hMtx, RT_INDEFINITE_WAIT);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequestNoResume#3b");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRelease(hMtx);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease#3b");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRelease(hMtx);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease#2");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRelease(hMtx);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease#1");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync /*
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync * The uninterruptible variant.
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync */
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync /* simple request and release, polling. */
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRequest(hMtx, 0);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequest");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRelease(hMtx);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync /* simple request and release, wait for ever. */
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRequest(hMtx, RT_INDEFINITE_WAIT);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequest(indef_wait)");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRelease(hMtx);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync /* simple request and release, wait a tiny while. */
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRequest(hMtx, 133);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequest(133)");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRelease(hMtx);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync /* nested request and release. */
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRequest(hMtx, RT_INDEFINITE_WAIT);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequest#1");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRequest(hMtx, RT_INDEFINITE_WAIT);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequest#2");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRequest(hMtx, RT_INDEFINITE_WAIT);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequest#3");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRelease(hMtx);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease#3");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRequest(hMtx, RT_INDEFINITE_WAIT);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRequest#3b");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRelease(hMtx);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease#3b");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRelease(hMtx);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease#2");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexRelease(hMtx);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexRelease#1");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync } while (false);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync rc = RTSemMutexDestroy(hMtx);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync CHECK_RC_BREAK(rc, VINF_SUCCESS, "RTSemMutexDestroy");
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync break;
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync default:
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync SET_ERROR1("Unknown test #%d", uOperation);
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync break;
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync }
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync /* The error indicator is the '!' in the message buffer. */
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync return VINF_SUCCESS;
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync}
01f0d2858d4377ecf19f5aac2531efe99fef9ffcvboxsync