/** * Changes the buffering setting of the default release logger. * * This can be used for optimizing longish logging sequences. * * @returns The old state. * @param fBuffered The new state. */ RTDECL(bool) RTLogRelSetBuffering(bool fBuffered) { PRTLOGGER pLogger = RTLogRelDefaultInstance(); if (pLogger) return RTLogSetBuffering(pLogger, fBuffered); return false; }
/** log and dbg_log parameter getter. */ static int vboxguestLinuxParamLogGrpGet(char *pszBuf, struct kernel_param *pParam) { PRTLOGGER pLogger = pParam->name[0] == 'd' ? RTLogDefaultInstance() : RTLogRelDefaultInstance(); *pszBuf = '\0'; if (pLogger) RTLogGetGroupSettings(pLogger, pszBuf, _4K); return strlen(pszBuf); }
STDMETHODIMP MachineDebugger::COMGETTER(LogRelDestinations)(BSTR *a_pbstrSettings) { CheckComArgOutPointerValid(a_pbstrSettings); AutoCaller autoCaller(this); HRESULT hrc = autoCaller.rc(); if (SUCCEEDED(hrc)) hrc = logStringProps(RTLogRelDefaultInstance(), RTLogGetDestinations, "RTLogGetDestinations", a_pbstrSettings); return hrc; }
/** log and dbg_log_dest parameter setter. */ static int vboxguestLinuxParamLogDstSet(const char *pszValue, struct kernel_param *pParam) { if (g_fLoggerCreated) { PRTLOGGER pLogger = pParam->name[0] == 'd' ? RTLogDefaultInstance() : RTLogRelDefaultInstance(); if (pLogger) RTLogDestinations(pLogger, pszValue); } else if (pParam->name[0] != 'd') strlcpy(&g_szLogDst[0], pszValue, sizeof(g_szLogDst)); return 0; }
/** * Write to a logger instance, defaulting to the release one. * * This function will check whether the instance, group and flags makes up a * logging kind which is currently enabled before writing anything to the log. * * @param pLogger Pointer to logger instance. If NULL the default release instance is attempted. * @param fFlags The logging flags. * @param iGroup The group. * The value ~0U is reserved for compatibility with RTLogLogger[V] and is * only for internal usage! * @param pszFormat Format string. * @param args Format arguments. */ RTDECL(void) RTLogRelLoggerV(PRTLOGGER pLogger, unsigned fFlags, unsigned iGroup, const char *pszFormat, va_list args) { /* * A NULL logger means default instance. */ if (!pLogger) { pLogger = RTLogRelDefaultInstance(); if (!pLogger) return; } RTLogLoggerExV(pLogger, fFlags, iGroup, pszFormat, args); }
HRESULT SystemProperties::setLoggingLevel(const Utf8Str &aLoggingLevel) { Utf8Str useLoggingLevel(aLoggingLevel); int rc = RTLogGroupSettings(RTLogRelDefaultInstance(), useLoggingLevel.c_str()); // If failed and not the default logging level - try to use the default logging level. if (RT_FAILURE(rc)) { // If failed write message to the release log. LogRel(("Cannot set passed logging level=%s Error=%Rrc \n", useLoggingLevel.c_str(), rc)); // If attempted logging level not the default one then try the default one. if (!useLoggingLevel.equals(VBOXSVC_LOG_DEFAULT)) { rc = RTLogGroupSettings(RTLogRelDefaultInstance(), VBOXSVC_LOG_DEFAULT); // If failed report this to the release log. if (RT_FAILURE(rc)) LogRel(("Cannot set default logging level Error=%Rrc \n", rc)); } // On any failure - set default level as the one to be stored. useLoggingLevel = VBOXSVC_LOG_DEFAULT; } // Set to passed value or if default used/attempted (even if error condition) use empty string. m->strLoggingLevel = (useLoggingLevel.equals(VBOXSVC_LOG_DEFAULT) ? "" : useLoggingLevel); return RT_SUCCESS(rc) ? S_OK : E_FAIL; }
/** * atexit callback. * * This makes sure any loggers are flushed and will later also work the * termination callback chain. */ static void rtR3ExitCallback(void) { ASMAtomicWriteBool(&g_frtAtExitCalled, true); if (g_cUsers > 0) { PRTLOGGER pLogger = RTLogGetDefaultInstance(); if (pLogger) RTLogFlush(pLogger); pLogger = RTLogRelDefaultInstance(); if (pLogger) RTLogFlush(pLogger); } }
/** * Performs a testcase. * * @returns return value from the test. * @param pVM Pointer to the VM. * @param enmTestcase The testcase operation to perform. * @param uVariation The testcase variation id. */ static int vmmR3DoGCTest(PVM pVM, VMMGCOPERATION enmTestcase, unsigned uVariation) { PVMCPU pVCpu = &pVM->aCpus[0]; RTRCPTR RCPtrEP; int rc = PDMR3LdrGetSymbolRC(pVM, VMMGC_MAIN_MODULE_NAME, "VMMGCEntry", &RCPtrEP); if (RT_FAILURE(rc)) return rc; Log(("vmmR3DoGCTest: %d %#x\n", enmTestcase, uVariation)); CPUMSetHyperState(pVCpu, pVM->vmm.s.pfnCallTrampolineRC, pVCpu->vmm.s.pbEMTStackBottomRC, 0, 0); vmmR3TestClearStack(pVCpu); CPUMPushHyper(pVCpu, uVariation); CPUMPushHyper(pVCpu, enmTestcase); CPUMPushHyper(pVCpu, pVM->pVMRC); CPUMPushHyper(pVCpu, 3 * sizeof(RTRCPTR)); /* stack frame size */ CPUMPushHyper(pVCpu, RCPtrEP); /* what to call */ Assert(CPUMGetHyperCR3(pVCpu) && CPUMGetHyperCR3(pVCpu) == PGMGetHyperCR3(pVCpu)); rc = SUPR3CallVMMR0Fast(pVM->pVMR0, VMMR0_DO_RAW_RUN, 0); #if 1 /* flush the raw-mode logs. */ # ifdef LOG_ENABLED PRTLOGGERRC pLogger = pVM->vmm.s.pRCLoggerR3; if ( pLogger && pLogger->offScratch > 0) RTLogFlushRC(NULL, pLogger); # endif # ifdef VBOX_WITH_RC_RELEASE_LOGGING PRTLOGGERRC pRelLogger = pVM->vmm.s.pRCRelLoggerR3; if (RT_UNLIKELY(pRelLogger && pRelLogger->offScratch > 0)) RTLogFlushRC(RTLogRelDefaultInstance(), pRelLogger); # endif #endif Log(("vmmR3DoGCTest: rc=%Rrc iLastGZRc=%Rrc\n", rc, pVCpu->vmm.s.iLastGZRc)); if (RT_LIKELY(rc == VINF_SUCCESS)) rc = pVCpu->vmm.s.iLastGZRc; return rc; }
/** * The main loop for the VBoxClient daemon. * @todo Clean up for readability. */ int main(int argc, char *argv[]) { bool fDaemonise = true, fRespawn = true; int rc; const char *pcszFileName, *pcszStage; /* Initialise our runtime before all else. */ rc = RTR3InitExe(argc, &argv, 0); if (RT_FAILURE(rc)) return RTMsgInitFailure(rc); /* This should never be called twice in one process - in fact one Display * object should probably never be used from multiple threads anyway. */ if (!XInitThreads()) VBClFatalError(("Failed to initialize X11 threads\n")); /* Get our file name for error output. */ pcszFileName = RTPathFilename(argv[0]); if (!pcszFileName) pcszFileName = "VBoxClient"; /* Parse our option(s) */ /** @todo Use RTGetOpt() if the arguments become more complex. */ for (int i = 1; i < argc; ++i) { rc = VERR_INVALID_PARAMETER; if (!strcmp(argv[i], "-d") || !strcmp(argv[i], "--nodaemon")) { /* If the user is running in "no daemon" mode anyway, send critical * logging to stdout as well. */ PRTLOGGER pReleaseLog = RTLogRelDefaultInstance(); if (pReleaseLog) rc = RTLogDestinations(pReleaseLog, "stdout"); if (pReleaseLog && RT_FAILURE(rc)) RTPrintf("%s: failed to redivert error output, rc=%Rrc\n", pcszFileName, rc); fDaemonise = false; } else if (!strcmp(argv[i], "--no-respawn")) { fRespawn = false; } else if (!strcmp(argv[i], "--clipboard")) { if (g_pService) break; g_pService = VBClGetClipboardService(); } else if (!strcmp(argv[i], "--display")) { if (g_pService) break; g_pService = VBClGetDisplayService(); } else if (!strcmp(argv[i], "--seamless")) { if (g_pService) break; g_pService = VBClGetSeamlessService(); } else if (!strcmp(argv[i], "--checkhostversion")) { if (g_pService) break; g_pService = VBClGetHostVersionService(); } #ifdef VBOX_WITH_DRAG_AND_DROP else if (!strcmp(argv[i], "--draganddrop")) { if (g_pService) break; g_pService = VBClGetDragAndDropService(); } #endif /* VBOX_WITH_DRAG_AND_DROP */ else if (!strcmp(argv[i], "-h") || !strcmp(argv[i], "--help")) { vboxClientUsage(pcszFileName); return 0; } else { RTPrintf("%s: unrecognized option `%s'\n", pcszFileName, argv[i]); RTPrintf("Try `%s --help' for more information\n", pcszFileName); return 1; } rc = VINF_SUCCESS; } if (RT_FAILURE(rc) || !g_pService) { vboxClientUsage(pcszFileName); return 1; } rc = RTCritSectInit(&g_critSect); if (RT_FAILURE(rc)) VBClFatalError(("Initialising critical section: %Rrc\n", rc)); rc = RTPathUserHome(g_szPidFile, sizeof(g_szPidFile)); if (RT_FAILURE(rc)) VBClFatalError(("Getting home directory for pid-file: %Rrc\n", rc)); rc = RTPathAppend(g_szPidFile, sizeof(g_szPidFile), (*g_pService)->getPidFilePath()); if (RT_FAILURE(rc)) VBClFatalError(("Creating pid-file path: %Rrc\n", rc)); if (fDaemonise) rc = VbglR3Daemonize(false /* fNoChDir */, false /* fNoClose */, fRespawn, &cRespawn); if (RT_FAILURE(rc)) VBClFatalError(("Daemonizing: %Rrc\n", rc)); if (g_szPidFile[0]) rc = VbglR3PidFile(g_szPidFile, &g_hPidFile); if (rc == VERR_FILE_LOCK_VIOLATION) /* Already running. */ return 0; if (RT_FAILURE(rc)) VBClFatalError(("Creating pid-file: %Rrc\n", rc)); /* Set signal handlers to clean up on exit. */ vboxClientSetSignalHandlers(); #ifndef VBOXCLIENT_WITHOUT_X11 /* Set an X11 error handler, so that we don't die when we get unavoidable * errors. */ XSetErrorHandler(vboxClientXLibErrorHandler); /* Set an X11 I/O error handler, so that we can shutdown properly on * fatal errors. */ XSetIOErrorHandler(vboxClientXLibIOErrorHandler); #endif rc = (*g_pService)->init(g_pService); if (RT_FAILURE(rc)) VBClFatalError(("Initialising service: %Rrc\n", rc)); rc = (*g_pService)->run(g_pService, fDaemonise); if (RT_FAILURE(rc)) VBClFatalError(("Service main loop failed: %Rrc\n", rc)); VBClCleanUp(); return 0; }
/** * Worker for RTAssertMsg2V and RTAssertMsg2AddV * * @param fInitial True if it's RTAssertMsg2V, otherwise false. * @param pszFormat The message format string. * @param va The format arguments. */ static void rtAssertMsg2Worker(bool fInitial, const char *pszFormat, va_list va) { va_list vaCopy; size_t cch; /* * The global first. */ if (fInitial) { va_copy(vaCopy, va); cch = RTStrPrintfV(g_szRTAssertMsg2, sizeof(g_szRTAssertMsg2), pszFormat, vaCopy); ASMAtomicWriteU32(&g_cchRTAssertMsg2, (uint32_t)cch); va_end(vaCopy); } else { cch = ASMAtomicReadU32(&g_cchRTAssertMsg2); if (cch < sizeof(g_szRTAssertMsg2) - 4) { va_copy(vaCopy, va); cch += RTStrPrintfV(&g_szRTAssertMsg2[cch], sizeof(g_szRTAssertMsg2) - cch, pszFormat, vaCopy); ASMAtomicWriteU32(&g_cchRTAssertMsg2, (uint32_t)cch); va_end(vaCopy); } } /* * If not quiet, make some noise. */ if (!RTAssertAreQuiet()) { #ifdef IN_RING0 # ifdef IN_GUEST_R0 va_copy(vaCopy, va); RTLogBackdoorPrintfV(pszFormat, vaCopy); va_end(vaCopy); # endif /** @todo fully integrate this with the logger... play safe a bit for now. */ rtR0AssertNativeMsg2V(fInitial, pszFormat, va); #else /* !IN_RING0 */ # if !defined(IN_RING3) && !defined(LOG_NO_COM) va_copy(vaCopy, va); RTLogComPrintfV(pszFormat, vaCopy); va_end(vaCopy); # endif PRTLOGGER pLog = RTLogRelDefaultInstance(); if (pLog) { va_copy(vaCopy, va); RTLogRelPrintfV(pszFormat, vaCopy); va_end(vaCopy); # ifndef IN_RC /* flushing is done automatically in RC */ RTLogFlush(pLog); # endif } pLog = RTLogDefaultInstance(); if (pLog) { va_copy(vaCopy, va); RTLogPrintfV(pszFormat, vaCopy); va_end(vaCopy); # ifndef IN_RC /* flushing is done automatically in RC */ RTLogFlush(pLog); #endif } # ifdef IN_RING3 /* print to stderr, helps user and gdb debugging. */ char szMsg[1024]; va_copy(vaCopy, va); RTStrPrintfV(szMsg, sizeof(szMsg), pszFormat, vaCopy); va_end(vaCopy); fprintf(stderr, "%s", szMsg); fflush(stderr); # endif #endif /* !IN_RING0 */ } }
RTDECL(void) RTAssertMsg1(const char *pszExpr, unsigned uLine, const char *pszFile, const char *pszFunction) { /* * Fill in the globals. */ ASMAtomicUoWritePtr((void * volatile *)&g_pszRTAssertExpr, (void *)pszExpr); ASMAtomicUoWritePtr((void * volatile *)&g_pszRTAssertFile, (void *)pszFile); ASMAtomicUoWritePtr((void * volatile *)&g_pszRTAssertFunction, (void *)pszFunction); ASMAtomicUoWriteU32(&g_u32RTAssertLine, uLine); RTStrPrintf(g_szRTAssertMsg1, sizeof(g_szRTAssertMsg1), "\n!!Assertion Failed!!\n" "Expression: %s\n" "Location : %s(%d) %s\n", pszExpr, pszFile, uLine, pszFunction); /* * If not quiet, make noise. */ if (!RTAssertAreQuiet()) { #ifdef IN_RING0 # ifdef IN_GUEST_R0 RTLogBackdoorPrintf("\n!!Assertion Failed!!\n" "Expression: %s\n" "Location : %s(%d) %s\n", pszExpr, pszFile, uLine, pszFunction); # endif /** @todo fully integrate this with the logger... play safe a bit for now. */ rtR0AssertNativeMsg1(pszExpr, uLine, pszFile, pszFunction); #else /* !IN_RING0 */ # if !defined(IN_RING3) && !defined(LOG_NO_COM) RTLogComPrintf("\n!!Assertion Failed!!\n" "Expression: %s\n" "Location : %s(%d) %s\n", pszExpr, pszFile, uLine, pszFunction); # endif PRTLOGGER pLog = RTLogRelDefaultInstance(); if (pLog) { RTLogRelPrintf("\n!!Assertion Failed!!\n" "Expression: %s\n" "Location : %s(%d) %s\n", pszExpr, pszFile, uLine, pszFunction); # ifndef IN_RC /* flushing is done automatically in RC */ RTLogFlush(pLog); # endif } # ifndef LOG_ENABLED if (!pLog) # endif { pLog = RTLogDefaultInstance(); if (pLog) { RTLogPrintf("\n!!Assertion Failed!!\n" "Expression: %s\n" "Location : %s(%d) %s\n", pszExpr, pszFile, uLine, pszFunction); # ifndef IN_RC /* flushing is done automatically in RC */ RTLogFlush(pLog); # endif } } # ifdef IN_RING3 /* print to stderr, helps user and gdb debugging. */ fprintf(stderr, "\n!!Assertion Failed!!\n" "Expression: %s\n" "Location : %s(%d) %s\n", VALID_PTR(pszExpr) ? pszExpr : "<none>", VALID_PTR(pszFile) ? pszFile : "<none>", uLine, VALID_PTR(pszFunction) ? pszFunction : ""); fflush(stderr); # endif #endif /* !IN_RING0 */ } }