/* $Id: MachineDebuggerImpl.cpp 62485 2016-07-22 18:36:43Z vboxsync $ */ /** @file * VBox IMachineDebugger COM class implementation (VBoxC). */ /* * Copyright (C) 2006-2016 Oracle Corporation * * This file is part of VirtualBox Open Source Edition (OSE), as * available from http://www.virtualbox.org. This file is free software; * you can redistribute it and/or modify it under the terms of the GNU * General Public License (GPL) as published by the Free Software * Foundation, in version 2 as it comes in the "COPYING" file of the * VirtualBox OSE distribution. VirtualBox OSE is distributed in the * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. */ /********************************************************************************************************************************* * Header Files * *********************************************************************************************************************************/ #include "MachineDebuggerImpl.h" #include "Global.h" #include "ConsoleImpl.h" #include "AutoCaller.h" #include "Logging.h" #include #include #include #include #include #include #include #include // constructor / destructor ///////////////////////////////////////////////////////////////////////////// MachineDebugger::MachineDebugger() : mParent(NULL) { } MachineDebugger::~MachineDebugger() { } HRESULT MachineDebugger::FinalConstruct() { unconst(mParent) = NULL; return BaseFinalConstruct(); } void MachineDebugger::FinalRelease() { uninit(); BaseFinalRelease(); } // public initializer/uninitializer for internal purposes only ///////////////////////////////////////////////////////////////////////////// /** * Initializes the machine debugger object. * * @returns COM result indicator * @param aParent handle of our parent object */ HRESULT MachineDebugger::init (Console *aParent) { LogFlowThisFunc(("aParent=%p\n", aParent)); ComAssertRet(aParent, E_INVALIDARG); /* Enclose the state transition NotReady->InInit->Ready */ AutoInitSpan autoInitSpan(this); AssertReturn(autoInitSpan.isOk(), E_FAIL); unconst(mParent) = aParent; for (unsigned i = 0; i < RT_ELEMENTS(maiQueuedEmExecPolicyParams); i++) maiQueuedEmExecPolicyParams[i] = UINT8_MAX; mSingleStepQueued = ~0; mRecompileUserQueued = ~0; mRecompileSupervisorQueued = ~0; mPatmEnabledQueued = ~0; mCsamEnabledQueued = ~0; mLogEnabledQueued = ~0; mVirtualTimeRateQueued = ~0; mFlushMode = false; /* Confirm a successful initialization */ autoInitSpan.setSucceeded(); return S_OK; } /** * Uninitializes the instance and sets the ready flag to FALSE. * Called either from FinalRelease() or by the parent when it gets destroyed. */ void MachineDebugger::uninit() { LogFlowThisFunc(("\n")); /* Enclose the state transition Ready->InUninit->NotReady */ AutoUninitSpan autoUninitSpan(this); if (autoUninitSpan.uninitDone()) return; unconst(mParent) = NULL; mFlushMode = false; } // IMachineDebugger properties ///////////////////////////////////////////////////////////////////////////// /** * Returns the current singlestepping flag. * * @returns COM status code * @param a_fEnabled Where to store the result. */ HRESULT MachineDebugger::getSingleStep(BOOL *aSingleStep) { AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtr ptrVM(mParent); HRESULT hrc = ptrVM.rc(); if (SUCCEEDED(hrc)) { /** @todo */ ReturnComNotImplemented(); } return hrc; } /** * Sets the singlestepping flag. * * @returns COM status code * @param a_fEnable The new state. */ HRESULT MachineDebugger::setSingleStep(BOOL aSingleStep) { AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtr ptrVM(mParent); HRESULT hrc = ptrVM.rc(); if (SUCCEEDED(hrc)) { /** @todo */ ReturnComNotImplemented(); } return hrc; } /** * Internal worker for getting an EM executable policy setting. * * @returns COM status code. * @param enmPolicy Which EM policy. * @param pfEnforced Where to return the policy setting. */ HRESULT MachineDebugger::i_getEmExecPolicyProperty(EMEXECPOLICY enmPolicy, BOOL *pfEnforced) { CheckComArgOutPointerValid(pfEnforced); AutoCaller autoCaller(this); HRESULT hrc = autoCaller.rc(); if (SUCCEEDED(hrc)) { AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS); if (i_queueSettings()) *pfEnforced = maiQueuedEmExecPolicyParams[enmPolicy] == 1; else { bool fEnforced = false; Console::SafeVMPtrQuiet ptrVM(mParent); hrc = ptrVM.rc(); if (SUCCEEDED(hrc)) EMR3QueryExecutionPolicy(ptrVM.rawUVM(), enmPolicy, &fEnforced); *pfEnforced = fEnforced; } } return hrc; } /** * Internal worker for setting an EM executable policy. * * @returns COM status code. * @param enmPolicy Which policy to change. * @param fEnforce Whether to enforce the policy or not. */ HRESULT MachineDebugger::i_setEmExecPolicyProperty(EMEXECPOLICY enmPolicy, BOOL fEnforce) { AutoCaller autoCaller(this); HRESULT hrc = autoCaller.rc(); if (SUCCEEDED(hrc)) { AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS); if (i_queueSettings()) maiQueuedEmExecPolicyParams[enmPolicy] = fEnforce ? 1 : 0; else { Console::SafeVMPtrQuiet ptrVM(mParent); hrc = ptrVM.rc(); if (SUCCEEDED(hrc)) { int vrc = EMR3SetExecutionPolicy(ptrVM.rawUVM(), enmPolicy, fEnforce != FALSE); if (RT_FAILURE(vrc)) hrc = setError(VBOX_E_VM_ERROR, tr("EMR3SetExecutionPolicy failed with %Rrc"), vrc); } } } return hrc; } /** * Returns the current recompile user mode code flag. * * @returns COM status code * @param a_fEnabled address of result variable */ HRESULT MachineDebugger::getRecompileUser(BOOL *aRecompileUser) { return i_getEmExecPolicyProperty(EMEXECPOLICY_RECOMPILE_RING3, aRecompileUser); } /** * Sets the recompile user mode code flag. * * @returns COM status * @param aEnable new user mode code recompile flag. */ HRESULT MachineDebugger::setRecompileUser(BOOL aRecompileUser) { LogFlowThisFunc(("enable=%d\n", aRecompileUser)); return i_setEmExecPolicyProperty(EMEXECPOLICY_RECOMPILE_RING3, aRecompileUser); } /** * Returns the current recompile supervisor code flag. * * @returns COM status code * @param aEnabled address of result variable */ HRESULT MachineDebugger::getRecompileSupervisor(BOOL *aRecompileSupervisor) { return i_getEmExecPolicyProperty(EMEXECPOLICY_RECOMPILE_RING0, aRecompileSupervisor); } /** * Sets the new recompile supervisor code flag. * * @returns COM status code * @param aEnable new recompile supervisor code flag */ HRESULT MachineDebugger::setRecompileSupervisor(BOOL aRecompileSupervisor) { LogFlowThisFunc(("enable=%d\n", aRecompileSupervisor)); return i_setEmExecPolicyProperty(EMEXECPOLICY_RECOMPILE_RING0, aRecompileSupervisor); } /** * Returns the current execute-all-in-IEM setting. * * @returns COM status code * @param aEnabled Address of result variable. */ HRESULT MachineDebugger::getExecuteAllInIEM(BOOL *aExecuteAllInIEM) { return i_getEmExecPolicyProperty(EMEXECPOLICY_IEM_ALL, aExecuteAllInIEM); } /** * Changes the execute-all-in-IEM setting. * * @returns COM status code * @param aEnable New setting. */ HRESULT MachineDebugger::setExecuteAllInIEM(BOOL aExecuteAllInIEM) { LogFlowThisFunc(("enable=%d\n", aExecuteAllInIEM)); return i_setEmExecPolicyProperty(EMEXECPOLICY_IEM_ALL, aExecuteAllInIEM); } /** * Returns the current patch manager enabled flag. * * @returns COM status code * @param aEnabled address of result variable */ HRESULT MachineDebugger::getPATMEnabled(BOOL *aPATMEnabled) { #ifdef VBOX_WITH_RAW_MODE AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtrQuiet ptrVM(mParent); if (ptrVM.isOk()) *aPATMEnabled = PATMR3IsEnabled (ptrVM.rawUVM()); else #endif *aPATMEnabled = false; return S_OK; } /** * Set the new patch manager enabled flag. * * @returns COM status code * @param aEnable new patch manager enabled flag */ HRESULT MachineDebugger::setPATMEnabled(BOOL aPATMEnabled) { LogFlowThisFunc(("enable=%d\n", aPATMEnabled)); #ifdef VBOX_WITH_RAW_MODE AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS); if (i_queueSettings()) { // queue the request mPatmEnabledQueued = aPATMEnabled; return S_OK; } Console::SafeVMPtr ptrVM(mParent); if (FAILED(ptrVM.rc())) return ptrVM.rc(); int vrc = PATMR3AllowPatching(ptrVM.rawUVM(), RT_BOOL(aPATMEnabled)); if (RT_FAILURE(vrc)) return setError(VBOX_E_VM_ERROR, tr("PATMR3AllowPatching returned %Rrc"), vrc); #else /* !VBOX_WITH_RAW_MODE */ if (aPATMEnabled) return setError(VBOX_E_VM_ERROR, tr("PATM not present"), VERR_NOT_SUPPORTED); #endif /* !VBOX_WITH_RAW_MODE */ return S_OK; } /** * Returns the current code scanner enabled flag. * * @returns COM status code * @param aEnabled address of result variable */ HRESULT MachineDebugger::getCSAMEnabled(BOOL *aCSAMEnabled) { #ifdef VBOX_WITH_RAW_MODE AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtrQuiet ptrVM(mParent); if (ptrVM.isOk()) *aCSAMEnabled = CSAMR3IsEnabled(ptrVM.rawUVM()); else #endif /* VBOX_WITH_RAW_MODE */ *aCSAMEnabled = false; return S_OK; } /** * Sets the new code scanner enabled flag. * * @returns COM status code * @param aEnable new code scanner enabled flag */ HRESULT MachineDebugger::setCSAMEnabled(BOOL aCSAMEnabled) { LogFlowThisFunc(("enable=%d\n", aCSAMEnabled)); #ifdef VBOX_WITH_RAW_MODE AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS); if (i_queueSettings()) { // queue the request mCsamEnabledQueued = aCSAMEnabled; return S_OK; } Console::SafeVMPtr ptrVM(mParent); if (FAILED(ptrVM.rc())) return ptrVM.rc(); int vrc = CSAMR3SetScanningEnabled(ptrVM.rawUVM(), aCSAMEnabled != FALSE); if (RT_FAILURE(vrc)) return setError(VBOX_E_VM_ERROR, tr("CSAMR3SetScanningEnabled returned %Rrc"), vrc); #else /* !VBOX_WITH_RAW_MODE */ if (aCSAMEnabled) return setError(VBOX_E_VM_ERROR, tr("CASM not present"), VERR_NOT_SUPPORTED); #endif /* !VBOX_WITH_RAW_MODE */ return S_OK; } /** * Returns the log enabled / disabled status. * * @returns COM status code * @param aLogEnabled address of result variable */ HRESULT MachineDebugger::getLogEnabled(BOOL *aLogEnabled) { #ifdef LOG_ENABLED AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS); const PRTLOGGER pLogInstance = RTLogDefaultInstance(); *aLogEnabled = pLogInstance && !(pLogInstance->fFlags & RTLOGFLAGS_DISABLED); #else *aLogEnabled = false; #endif return S_OK; } /** * Enables or disables logging. * * @returns COM status code * @param aLogEnabled The new code log state. */ HRESULT MachineDebugger::setLogEnabled(BOOL aLogEnabled) { LogFlowThisFunc(("aLogEnabled=%d\n", aLogEnabled)); AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS); if (i_queueSettings()) { // queue the request mLogEnabledQueued = aLogEnabled; return S_OK; } Console::SafeVMPtr ptrVM(mParent); if (FAILED(ptrVM.rc())) return ptrVM.rc(); #ifdef LOG_ENABLED int vrc = DBGFR3LogModifyFlags(ptrVM.rawUVM(), aLogEnabled ? "enabled" : "disabled"); if (RT_FAILURE(vrc)) { /** @todo handle error code. */ } #endif return S_OK; } HRESULT MachineDebugger::i_logStringProps(PRTLOGGER pLogger, PFNLOGGETSTR pfnLogGetStr, const char *pszLogGetStr, Utf8Str *pstrSettings) { /* Make sure the VM is powered up. */ AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtr ptrVM(mParent); HRESULT hrc = ptrVM.rc(); if (FAILED(hrc)) return hrc; /* Make sure we've got a logger. */ if (!pLogger) { *pstrSettings = ""; return S_OK; } /* Do the job. */ size_t cbBuf = _1K; for (;;) { char *pszBuf = (char *)RTMemTmpAlloc(cbBuf); AssertReturn(pszBuf, E_OUTOFMEMORY); int vrc = pstrSettings->reserveNoThrow(cbBuf); if (RT_SUCCESS(vrc)) { vrc = pfnLogGetStr(pLogger, pstrSettings->mutableRaw(), cbBuf); if (RT_SUCCESS(vrc)) { pstrSettings->jolt(); return S_OK; } *pstrSettings = ""; AssertReturn(vrc == VERR_BUFFER_OVERFLOW, setError(VBOX_E_IPRT_ERROR, tr("%s returned %Rrc"), pszLogGetStr, vrc)); } else return E_OUTOFMEMORY; /* try again with a bigger buffer. */ cbBuf *= 2; AssertReturn(cbBuf <= _256K, setError(E_FAIL, tr("%s returns too much data"), pszLogGetStr)); } } HRESULT MachineDebugger::getLogDbgFlags(com::Utf8Str &aLogDbgFlags) { return i_logStringProps(RTLogGetDefaultInstance(), RTLogGetFlags, "RTGetFlags", &aLogDbgFlags); } HRESULT MachineDebugger::getLogDbgGroups(com::Utf8Str &aLogDbgGroups) { return i_logStringProps(RTLogGetDefaultInstance(), RTLogGetGroupSettings, "RTLogGetGroupSettings", &aLogDbgGroups); } HRESULT MachineDebugger::getLogDbgDestinations(com::Utf8Str &aLogDbgDestinations) { return i_logStringProps(RTLogGetDefaultInstance(), RTLogGetDestinations, "RTLogGetDestinations", &aLogDbgDestinations); } HRESULT MachineDebugger::getLogRelFlags(com::Utf8Str &aLogRelFlags) { return i_logStringProps(RTLogRelGetDefaultInstance(), RTLogGetFlags, "RTGetFlags", &aLogRelFlags); } HRESULT MachineDebugger::getLogRelGroups(com::Utf8Str &aLogRelGroups) { return i_logStringProps(RTLogRelGetDefaultInstance(), RTLogGetGroupSettings, "RTLogGetGroupSettings", &aLogRelGroups); } HRESULT MachineDebugger::getLogRelDestinations(com::Utf8Str &aLogRelDestinations) { return i_logStringProps(RTLogRelGetDefaultInstance(), RTLogGetDestinations, "RTLogGetDestinations", &aLogRelDestinations); } /** * Returns the current hardware virtualization flag. * * @returns COM status code * @param aEnabled address of result variable */ HRESULT MachineDebugger::getHWVirtExEnabled(BOOL *aHWVirtExEnabled) { AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtrQuiet ptrVM(mParent); if (ptrVM.isOk()) *aHWVirtExEnabled = HMR3IsEnabled(ptrVM.rawUVM()); else *aHWVirtExEnabled = false; return S_OK; } /** * Returns the current nested paging flag. * * @returns COM status code * @param aEnabled address of result variable */ HRESULT MachineDebugger::getHWVirtExNestedPagingEnabled(BOOL *aHWVirtExNestedPagingEnabled) { AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtrQuiet ptrVM(mParent); if (ptrVM.isOk()) *aHWVirtExNestedPagingEnabled = HMR3IsNestedPagingActive(ptrVM.rawUVM()); else *aHWVirtExNestedPagingEnabled = false; return S_OK; } /** * Returns the current VPID flag. * * @returns COM status code * @param aEnabled address of result variable */ HRESULT MachineDebugger::getHWVirtExVPIDEnabled(BOOL *aHWVirtExVPIDEnabled) { AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtrQuiet ptrVM(mParent); if (ptrVM.isOk()) *aHWVirtExVPIDEnabled = HMR3IsVpidActive(ptrVM.rawUVM()); else *aHWVirtExVPIDEnabled = false; return S_OK; } /** * Returns the current unrestricted execution setting. * * @returns COM status code * @param aEnabled address of result variable */ HRESULT MachineDebugger::getHWVirtExUXEnabled(BOOL *aHWVirtExUXEnabled) { AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtrQuiet ptrVM(mParent); if (ptrVM.isOk()) *aHWVirtExUXEnabled = HMR3IsUXActive(ptrVM.rawUVM()); else *aHWVirtExUXEnabled = false; return S_OK; } HRESULT MachineDebugger::getOSName(com::Utf8Str &aOSName) { LogFlowThisFunc(("\n")); AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtr ptrVM(mParent); HRESULT hrc = ptrVM.rc(); if (SUCCEEDED(hrc)) { /* * Do the job and try convert the name. */ char szName[64]; int vrc = DBGFR3OSQueryNameAndVersion(ptrVM.rawUVM(), szName, sizeof(szName), NULL, 0); if (RT_SUCCESS(vrc)) { try { Bstr bstrName(szName); aOSName = Utf8Str(bstrName); } catch (std::bad_alloc) { hrc = E_OUTOFMEMORY; } } else hrc = setError(VBOX_E_VM_ERROR, tr("DBGFR3OSQueryNameAndVersion failed with %Rrc"), vrc); } return hrc; } HRESULT MachineDebugger::getOSVersion(com::Utf8Str &aOSVersion) { LogFlowThisFunc(("\n")); AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtr ptrVM(mParent); HRESULT hrc = ptrVM.rc(); if (SUCCEEDED(hrc)) { /* * Do the job and try convert the name. */ char szVersion[256]; int vrc = DBGFR3OSQueryNameAndVersion(ptrVM.rawUVM(), NULL, 0, szVersion, sizeof(szVersion)); if (RT_SUCCESS(vrc)) { try { Bstr bstrVersion(szVersion); aOSVersion = Utf8Str(bstrVersion); } catch (std::bad_alloc) { hrc = E_OUTOFMEMORY; } } else hrc = setError(VBOX_E_VM_ERROR, tr("DBGFR3OSQueryNameAndVersion failed with %Rrc"), vrc); } return hrc; } /** * Returns the current PAE flag. * * @returns COM status code * @param aEnabled address of result variable */ HRESULT MachineDebugger::getPAEEnabled(BOOL *aPAEEnabled) { AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtrQuiet ptrVM(mParent); if (ptrVM.isOk()) { uint32_t cr4; int rc = DBGFR3RegCpuQueryU32(ptrVM.rawUVM(), 0 /*idCpu*/, DBGFREG_CR4, &cr4); AssertRC(rc); *aPAEEnabled = RT_BOOL(cr4 & X86_CR4_PAE); } else *aPAEEnabled = false; return S_OK; } /** * Returns the current virtual time rate. * * @returns COM status code. * @param a_puPct Where to store the rate. */ HRESULT MachineDebugger::getVirtualTimeRate(ULONG *aVirtualTimeRate) { AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtr ptrVM(mParent); HRESULT hrc = ptrVM.rc(); if (SUCCEEDED(hrc)) *aVirtualTimeRate = TMR3GetWarpDrive(ptrVM.rawUVM()); return hrc; } /** * Returns the current virtual time rate. * * @returns COM status code. * @param aPct Where to store the rate. */ HRESULT MachineDebugger::setVirtualTimeRate(ULONG aVirtualTimeRate) { HRESULT hrc = S_OK; if (aVirtualTimeRate < 2 || aVirtualTimeRate > 20000) return setError(E_INVALIDARG, tr("%u is out of range [2..20000]"), aVirtualTimeRate); AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS); if (i_queueSettings()) mVirtualTimeRateQueued = aVirtualTimeRate; else { Console::SafeVMPtr ptrVM(mParent); hrc = ptrVM.rc(); if (SUCCEEDED(hrc)) { int vrc = TMR3SetWarpDrive(ptrVM.rawUVM(), aVirtualTimeRate); if (RT_FAILURE(vrc)) hrc = setError(VBOX_E_VM_ERROR, tr("TMR3SetWarpDrive(, %u) failed with rc=%Rrc"), aVirtualTimeRate, vrc); } } return hrc; } /** * Hack for getting the user mode VM handle (UVM). * * This is only temporary (promise) while prototyping the debugger. * * @returns COM status code * @param a_u64Vm Where to store the vm handle. Since there is no * uintptr_t in COM, we're using the max integer. * (No, ULONG is not pointer sized!) * @remarks The returned handle must be passed to VMR3ReleaseUVM()! * @remarks Prior to 4.3 this returned PVM. */ HRESULT MachineDebugger::getVM(LONG64 *aVM) { AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtr ptrVM(mParent); HRESULT hrc = ptrVM.rc(); if (SUCCEEDED(hrc)) { VMR3RetainUVM(ptrVM.rawUVM()); *aVM = (intptr_t)ptrVM.rawUVM(); } /* * Note! ptrVM protection provided by SafeVMPtr is no long effective * after we return from this method. */ return hrc; } // IMachineDebugger methods ///////////////////////////////////////////////////////////////////////////// HRESULT MachineDebugger::dumpGuestCore(const com::Utf8Str &aFilename, const com::Utf8Str &aCompression) { if (aCompression.length()) return setError(E_INVALIDARG, tr("The compression parameter must be empty")); AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtr ptrVM(mParent); HRESULT hrc = ptrVM.rc(); if (SUCCEEDED(hrc)) { int vrc = DBGFR3CoreWrite(ptrVM.rawUVM(), aFilename.c_str(), false /*fReplaceFile*/); if (RT_SUCCESS(vrc)) hrc = S_OK; else hrc = setError(E_FAIL, tr("DBGFR3CoreWrite failed with %Rrc"), vrc); } return hrc; } HRESULT MachineDebugger::dumpHostProcessCore(const com::Utf8Str &aFilename, const com::Utf8Str &aCompression) { ReturnComNotImplemented(); } /** * Debug info string buffer formatter. */ typedef struct MACHINEDEBUGGERINOFHLP { /** The core info helper structure. */ DBGFINFOHLP Core; /** Pointer to the buffer. */ char *pszBuf; /** The size of the buffer. */ size_t cbBuf; /** The offset into the buffer */ size_t offBuf; /** Indicates an out-of-memory condition. */ bool fOutOfMemory; } MACHINEDEBUGGERINOFHLP; /** Pointer to a Debug info string buffer formatter. */ typedef MACHINEDEBUGGERINOFHLP *PMACHINEDEBUGGERINOFHLP; /** * @callback_method_impl{FNRTSTROUTPUT} */ static DECLCALLBACK(size_t) MachineDebuggerInfoOutput(void *pvArg, const char *pachChars, size_t cbChars) { PMACHINEDEBUGGERINOFHLP pHlp = (PMACHINEDEBUGGERINOFHLP)pvArg; /* * Grow the buffer if required. */ size_t const cbRequired = cbChars + pHlp->offBuf + 1; if (cbRequired > pHlp->cbBuf) { if (RT_UNLIKELY(pHlp->fOutOfMemory)) return 0; size_t cbBufNew = pHlp->cbBuf * 2; if (cbRequired > cbBufNew) cbBufNew = RT_ALIGN_Z(cbRequired, 256); void *pvBufNew = RTMemRealloc(pHlp->pszBuf, cbBufNew); if (RT_UNLIKELY(!pvBufNew)) { pHlp->fOutOfMemory = true; RTMemFree(pHlp->pszBuf); pHlp->pszBuf = NULL; pHlp->cbBuf = 0; pHlp->offBuf = 0; return 0; } pHlp->pszBuf = (char *)pvBufNew; pHlp->cbBuf = cbBufNew; } /* * Copy the bytes into the buffer and terminate it. */ memcpy(&pHlp->pszBuf[pHlp->offBuf], pachChars, cbChars); pHlp->offBuf += cbChars; pHlp->pszBuf[pHlp->offBuf] = '\0'; Assert(pHlp->offBuf < pHlp->cbBuf); return cbChars; } /** * @interface_method_impl{DBGFINFOHLP,pfnPrintfV} */ static DECLCALLBACK(void) MachineDebuggerInfoPrintfV(PCDBGFINFOHLP pHlp, const char *pszFormat, va_list va) { RTStrFormatV(MachineDebuggerInfoOutput, (void *)pHlp, NULL, NULL, pszFormat, va); } /** * @interface_method_impl{DBGFINFOHLP,pfnPrintf} */ static DECLCALLBACK(void) MachineDebuggerInfoPrintf(PCDBGFINFOHLP pHlp, const char *pszFormat, ...) { va_list va; va_start(va, pszFormat); MachineDebuggerInfoPrintfV(pHlp, pszFormat, va); va_end(va); } /** * Initializes the debug info string buffer formatter * * @param pHlp The help structure to init. */ static void MachineDebuggerInfoInit(PMACHINEDEBUGGERINOFHLP pHlp) { pHlp->Core.pfnPrintf = MachineDebuggerInfoPrintf; pHlp->Core.pfnPrintfV = MachineDebuggerInfoPrintfV; pHlp->pszBuf = NULL; pHlp->cbBuf = 0; pHlp->offBuf = 0; pHlp->fOutOfMemory = false; } /** * Deletes the debug info string buffer formatter. * @param pHlp The helper structure to delete. */ static void MachineDebuggerInfoDelete(PMACHINEDEBUGGERINOFHLP pHlp) { RTMemFree(pHlp->pszBuf); pHlp->pszBuf = NULL; } HRESULT MachineDebugger::info(const com::Utf8Str &aName, const com::Utf8Str &aArgs, com::Utf8Str &aInfo) { LogFlowThisFunc(("\n")); /* * Do the autocaller and lock bits. */ AutoCaller autoCaller(this); HRESULT hrc = autoCaller.rc(); if (SUCCEEDED(hrc)) { AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtr ptrVM(mParent); hrc = ptrVM.rc(); if (SUCCEEDED(hrc)) { /* * Create a helper and call DBGFR3Info. */ MACHINEDEBUGGERINOFHLP Hlp; MachineDebuggerInfoInit(&Hlp); int vrc = DBGFR3Info(ptrVM.rawUVM(), aName.c_str(), aArgs.c_str(), &Hlp.Core); if (RT_SUCCESS(vrc)) { if (!Hlp.fOutOfMemory) { /* * Convert the info string, watching out for allocation errors. */ try { Bstr bstrInfo(Hlp.pszBuf); aInfo = bstrInfo; } catch (std::bad_alloc) { hrc = E_OUTOFMEMORY; } } else hrc = E_OUTOFMEMORY; } else hrc = setError(VBOX_E_VM_ERROR, tr("DBGFR3Info failed with %Rrc"), vrc); MachineDebuggerInfoDelete(&Hlp); } } return hrc; } HRESULT MachineDebugger::injectNMI() { LogFlowThisFunc(("\n")); AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtr ptrVM(mParent); HRESULT hrc = ptrVM.rc(); if (SUCCEEDED(hrc)) { int vrc = DBGFR3InjectNMI(ptrVM.rawUVM(), 0); if (RT_SUCCESS(vrc)) hrc = S_OK; else hrc = setError(E_FAIL, tr("DBGFR3InjectNMI failed with %Rrc"), vrc); } return hrc; } HRESULT MachineDebugger::modifyLogFlags(const com::Utf8Str &aSettings) { LogFlowThisFunc(("aSettings=%s\n", aSettings.c_str())); AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtr ptrVM(mParent); HRESULT hrc = ptrVM.rc(); if (SUCCEEDED(hrc)) { int vrc = DBGFR3LogModifyFlags(ptrVM.rawUVM(), aSettings.c_str()); if (RT_SUCCESS(vrc)) hrc = S_OK; else hrc = setError(E_FAIL, tr("DBGFR3LogModifyFlags failed with %Rrc"), vrc); } return hrc; } HRESULT MachineDebugger::modifyLogGroups(const com::Utf8Str &aSettings) { LogFlowThisFunc(("aSettings=%s\n", aSettings.c_str())); AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtr ptrVM(mParent); HRESULT hrc = ptrVM.rc(); if (SUCCEEDED(hrc)) { int vrc = DBGFR3LogModifyGroups(ptrVM.rawUVM(), aSettings.c_str()); if (RT_SUCCESS(vrc)) hrc = S_OK; else hrc = setError(E_FAIL, tr("DBGFR3LogModifyGroups failed with %Rrc"), vrc); } return hrc; } HRESULT MachineDebugger::modifyLogDestinations(const com::Utf8Str &aSettings) { LogFlowThisFunc(("aSettings=%s\n", aSettings.c_str())); AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtr ptrVM(mParent); HRESULT hrc = ptrVM.rc(); if (SUCCEEDED(hrc)) { int vrc = DBGFR3LogModifyDestinations(ptrVM.rawUVM(), aSettings.c_str()); if (RT_SUCCESS(vrc)) hrc = S_OK; else hrc = setError(E_FAIL, tr("DBGFR3LogModifyDestinations failed with %Rrc"), vrc); } return hrc; } HRESULT MachineDebugger::readPhysicalMemory(LONG64 aAddress, ULONG aSize, std::vector &aBytes) { ReturnComNotImplemented(); } HRESULT MachineDebugger::writePhysicalMemory(LONG64 aAddress, ULONG aSize, const std::vector &aBytes) { ReturnComNotImplemented(); } HRESULT MachineDebugger::readVirtualMemory(ULONG aCpuId, LONG64 aAddress, ULONG aSize, std::vector &aBytes) { ReturnComNotImplemented(); } HRESULT MachineDebugger::writeVirtualMemory(ULONG aCpuId, LONG64 aAddress, ULONG aSize, const std::vector &aBytes) { ReturnComNotImplemented(); } HRESULT MachineDebugger::loadPlugIn(const com::Utf8Str &aName, com::Utf8Str &aPlugInName) { /* * Lock the debugger and get the VM pointer */ AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtr ptrVM(mParent); HRESULT hrc = ptrVM.rc(); if (SUCCEEDED(hrc)) { /* * Do the job and try convert the name. */ if (aName.equals("all")) { DBGFR3PlugInLoadAll(ptrVM.rawUVM()); try { aPlugInName = "all"; hrc = S_OK; } catch (std::bad_alloc) { hrc = E_OUTOFMEMORY; } } else { RTERRINFOSTATIC ErrInfo; char szName[80]; int vrc = DBGFR3PlugInLoad(ptrVM.rawUVM(), aName.c_str(), szName, sizeof(szName), RTErrInfoInitStatic(&ErrInfo)); if (RT_SUCCESS(vrc)) { try { aPlugInName = szName; hrc = S_OK; } catch (std::bad_alloc) { hrc = E_OUTOFMEMORY; } } else hrc = setErrorVrc(vrc, "%s", ErrInfo.szMsg); } } return hrc; } HRESULT MachineDebugger::unloadPlugIn(const com::Utf8Str &aName) { /* * Lock the debugger and get the VM pointer */ AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtr ptrVM(mParent); HRESULT hrc = ptrVM.rc(); if (SUCCEEDED(hrc)) { /* * Do the job and try convert the name. */ if (aName.equals("all")) { DBGFR3PlugInUnloadAll(ptrVM.rawUVM()); hrc = S_OK; } else { int vrc = DBGFR3PlugInUnload(ptrVM.rawUVM(), aName.c_str()); if (RT_SUCCESS(vrc)) hrc = S_OK; else if (vrc == VERR_NOT_FOUND) hrc = setErrorBoth(E_FAIL, vrc, "Plug-in '%s' was not found", aName.c_str()); else hrc = setErrorVrc(vrc, "Error unloading '%s': %Rrc", aName.c_str(), vrc); } } return hrc; } HRESULT MachineDebugger::detectOS(com::Utf8Str &aOs) { LogFlowThisFunc(("\n")); /* * Lock the debugger and get the VM pointer */ AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtr ptrVM(mParent); HRESULT hrc = ptrVM.rc(); if (SUCCEEDED(hrc)) { /* * Do the job. */ char szName[64]; int vrc = DBGFR3OSDetect(ptrVM.rawUVM(), szName, sizeof(szName)); if (RT_SUCCESS(vrc) && vrc != VINF_DBGF_OS_NOT_DETCTED) { try { aOs = szName; } catch (std::bad_alloc) { hrc = E_OUTOFMEMORY; } } else hrc = setError(VBOX_E_VM_ERROR, tr("DBGFR3OSDetect failed with %Rrc"), vrc); } return hrc; } HRESULT MachineDebugger::queryOSKernelLog(ULONG aMaxMessages, com::Utf8Str &aDmesg) { /* * Lock the debugger and get the VM pointer */ AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtr ptrVM(mParent); HRESULT hrc = ptrVM.rc(); if (SUCCEEDED(hrc)) { PDBGFOSIDMESG pDmesg = (PDBGFOSIDMESG)DBGFR3OSQueryInterface(ptrVM.rawUVM(), DBGFOSINTERFACE_DMESG); if (pDmesg) { size_t cbActual; size_t cbBuf = _512K; int vrc = aDmesg.reserveNoThrow(cbBuf); if (RT_SUCCESS(vrc)) { uint32_t cMessages = aMaxMessages == 0 ? UINT32_MAX : aMaxMessages; vrc = pDmesg->pfnQueryKernelLog(pDmesg, ptrVM.rawUVM(), 0 /*fFlags*/, cMessages, aDmesg.mutableRaw(), cbBuf, &cbActual); uint32_t cTries = 10; while (vrc == VERR_BUFFER_OVERFLOW && cbBuf < 16*_1M && cTries-- > 0) { cbBuf = RT_ALIGN_Z(cbActual + _4K, _4K); vrc = aDmesg.reserveNoThrow(cbBuf); if (RT_SUCCESS(vrc)) vrc = pDmesg->pfnQueryKernelLog(pDmesg, ptrVM.rawUVM(), 0 /*fFlags*/, cMessages, aDmesg.mutableRaw(), cbBuf, &cbActual); } if (RT_SUCCESS(vrc)) aDmesg.jolt(); else if (vrc == VERR_BUFFER_OVERFLOW) hrc = setError(E_FAIL, "Too much log available, must use the maxMessages parameter to restrict."); else hrc = setErrorVrc(vrc); } else hrc = setErrorBoth(E_OUTOFMEMORY, vrc); } else hrc = setError(E_FAIL, "The dmesg interface isn't implemented by guest OS digger, or detectOS() has not been called."); } return hrc; } /** * Formats a register value. * * This is used by both register getter methods. * * @returns * @param a_pbstr The output Bstr variable. * @param a_pValue The value to format. * @param a_enmType The type of the value. */ DECLINLINE(HRESULT) formatRegisterValue(Bstr *a_pbstr, PCDBGFREGVAL a_pValue, DBGFREGVALTYPE a_enmType) { char szHex[160]; ssize_t cch = DBGFR3RegFormatValue(szHex, sizeof(szHex), a_pValue, a_enmType, true /*fSpecial*/); if (RT_UNLIKELY(cch <= 0)) return E_UNEXPECTED; *a_pbstr = szHex; return S_OK; } HRESULT MachineDebugger::getRegister(ULONG aCpuId, const com::Utf8Str &aName, com::Utf8Str &aValue) { /* * The prologue. */ LogFlowThisFunc(("\n")); AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtr ptrVM(mParent); HRESULT hrc = ptrVM.rc(); if (SUCCEEDED(hrc)) { /* * Real work. */ DBGFREGVAL Value; DBGFREGVALTYPE enmType; int vrc = DBGFR3RegNmQuery(ptrVM.rawUVM(), aCpuId, aName.c_str(), &Value, &enmType); if (RT_SUCCESS(vrc)) { try { Bstr bstrValue; hrc = formatRegisterValue(&bstrValue, &Value, enmType); if (SUCCEEDED(hrc)) aValue = Utf8Str(bstrValue); } catch (std::bad_alloc) { hrc = E_OUTOFMEMORY; } } else if (vrc == VERR_DBGF_REGISTER_NOT_FOUND) hrc = setError(E_FAIL, tr("Register '%s' was not found"), aName.c_str()); else if (vrc == VERR_INVALID_CPU_ID) hrc = setError(E_FAIL, tr("Invalid CPU ID: %u"), aCpuId); else hrc = setError(VBOX_E_VM_ERROR, tr("DBGFR3RegNmQuery failed with rc=%Rrc querying register '%s' with default cpu set to %u"), vrc, aName.c_str(), aCpuId); } return hrc; } HRESULT MachineDebugger::getRegisters(ULONG aCpuId, std::vector &aNames, std::vector &aValues) { /* * The prologue. */ LogFlowThisFunc(("\n")); AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtr ptrVM(mParent); HRESULT hrc = ptrVM.rc(); if (SUCCEEDED(hrc)) { /* * Real work. */ size_t cRegs; int vrc = DBGFR3RegNmQueryAllCount(ptrVM.rawUVM(), &cRegs); if (RT_SUCCESS(vrc)) { PDBGFREGENTRYNM paRegs = (PDBGFREGENTRYNM)RTMemAllocZ(sizeof(paRegs[0]) * cRegs); if (paRegs) { vrc = DBGFR3RegNmQueryAll(ptrVM.rawUVM(), paRegs, cRegs); if (RT_SUCCESS(vrc)) { try { aValues.resize(cRegs); aNames.resize(cRegs); for (uint32_t iReg = 0; iReg < cRegs; iReg++) { char szHex[160]; szHex[159] = szHex[0] = '\0'; ssize_t cch = DBGFR3RegFormatValue(szHex, sizeof(szHex), &paRegs[iReg].Val, paRegs[iReg].enmType, true /*fSpecial*/); Assert(cch > 0); NOREF(cch); aNames[iReg] = Utf8Str(paRegs[iReg].pszName); aValues[iReg] = Utf8Str(szHex); } } catch (std::bad_alloc) { hrc = E_OUTOFMEMORY; } } else hrc = setError(E_FAIL, tr("DBGFR3RegNmQueryAll failed with %Rrc"), vrc); RTMemFree(paRegs); } else hrc = E_OUTOFMEMORY; } else hrc = setError(E_FAIL, tr("DBGFR3RegNmQueryAllCount failed with %Rrc"), vrc); } return hrc; } HRESULT MachineDebugger::setRegister(ULONG aCpuId, const com::Utf8Str &aName, const com::Utf8Str &aValue) { ReturnComNotImplemented(); } HRESULT MachineDebugger::setRegisters(ULONG aCpuId, const std::vector &aNames, const std::vector &aValues) { ReturnComNotImplemented(); } HRESULT MachineDebugger::dumpGuestStack(ULONG aCpuId, com::Utf8Str &aStack) { /* * The prologue. */ LogFlowThisFunc(("\n")); AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS); Console::SafeVMPtr ptrVM(mParent); HRESULT hrc = ptrVM.rc(); if (SUCCEEDED(hrc)) { /* * There is currently a problem with the windows diggers and SMP, where * guest driver memory is being read from CPU zero in order to ensure that * we've got a consisten virtual memory view. If one of the other CPUs * initiates a rendezvous while we're unwinding the stack and trying to * read guest driver memory, we will deadlock. * * So, check the VM state and maybe suspend the VM before we continue. */ int vrc = VINF_SUCCESS; bool fPaused = false; if (aCpuId != 0) { VMSTATE enmVmState = VMR3GetStateU(ptrVM.rawUVM()); if ( enmVmState == VMSTATE_RUNNING || enmVmState == VMSTATE_RUNNING_LS || enmVmState == VMSTATE_RUNNING_FT) { alock.release(); vrc = VMR3Suspend(ptrVM.rawUVM(), VMSUSPENDREASON_USER); alock.acquire(); fPaused = RT_SUCCESS(vrc); } } if (RT_SUCCESS(vrc)) { PCDBGFSTACKFRAME pFirstFrame; vrc = DBGFR3StackWalkBegin(ptrVM.rawUVM(), aCpuId, DBGFCODETYPE_GUEST, &pFirstFrame); if (RT_SUCCESS(vrc)) { /* * Print header. */ try { uint32_t fBitFlags = 0; for (PCDBGFSTACKFRAME pFrame = pFirstFrame; pFrame; pFrame = DBGFR3StackWalkNext(pFrame)) { uint32_t const fCurBitFlags = pFrame->fFlags & (DBGFSTACKFRAME_FLAGS_16BIT | DBGFSTACKFRAME_FLAGS_32BIT | DBGFSTACKFRAME_FLAGS_64BIT); if (fCurBitFlags & DBGFSTACKFRAME_FLAGS_16BIT) { if (fCurBitFlags != fBitFlags) aStack.append("SS:BP Ret SS:BP Ret CS:EIP Arg0 Arg1 Arg2 Arg3 CS:EIP / Symbol [line]\n"); aStack.append(Utf8StrFmt("%04RX16:%04RX16 %04RX16:%04RX16 %04RX32:%08RX32 %08RX32 %08RX32 %08RX32 %08RX32", pFrame->AddrFrame.Sel, (uint16_t)pFrame->AddrFrame.off, pFrame->AddrReturnFrame.Sel, (uint16_t)pFrame->AddrReturnFrame.off, (uint32_t)pFrame->AddrReturnPC.Sel, (uint32_t)pFrame->AddrReturnPC.off, pFrame->Args.au32[0], pFrame->Args.au32[1], pFrame->Args.au32[2], pFrame->Args.au32[3])); } else if (fCurBitFlags & DBGFSTACKFRAME_FLAGS_32BIT) { if (fCurBitFlags != fBitFlags) aStack.append("EBP Ret EBP Ret CS:EIP Arg0 Arg1 Arg2 Arg3 CS:EIP / Symbol [line]\n"); aStack.append(Utf8StrFmt("%08RX32 %08RX32 %04RX32:%08RX32 %08RX32 %08RX32 %08RX32 %08RX32", (uint32_t)pFrame->AddrFrame.off, (uint32_t)pFrame->AddrReturnFrame.off, (uint32_t)pFrame->AddrReturnPC.Sel, (uint32_t)pFrame->AddrReturnPC.off, pFrame->Args.au32[0], pFrame->Args.au32[1], pFrame->Args.au32[2], pFrame->Args.au32[3])); } else if (fCurBitFlags & DBGFSTACKFRAME_FLAGS_64BIT) { if (fCurBitFlags != fBitFlags) aStack.append("RBP Ret SS:RBP Ret RIP CS:RIP / Symbol [line]\n"); aStack.append(Utf8StrFmt("%016RX64 %04RX16:%016RX64 %016RX64", (uint64_t)pFrame->AddrFrame.off, pFrame->AddrReturnFrame.Sel, (uint64_t)pFrame->AddrReturnFrame.off, (uint64_t)pFrame->AddrReturnPC.off)); } if (!pFrame->pSymPC) aStack.append(Utf8StrFmt(fCurBitFlags & DBGFSTACKFRAME_FLAGS_64BIT ? " %RTsel:%016RGv" : fCurBitFlags & DBGFSTACKFRAME_FLAGS_32BIT ? " %RTsel:%08RGv" : " %RTsel:%04RGv" , pFrame->AddrPC.Sel, pFrame->AddrPC.off)); else { RTGCINTPTR offDisp = pFrame->AddrPC.FlatPtr - pFrame->pSymPC->Value; /** @todo this isn't 100% correct for segmented stuff. */ if (offDisp > 0) aStack.append(Utf8StrFmt(" %s+%llx", pFrame->pSymPC->szName, (int64_t)offDisp)); else if (offDisp < 0) aStack.append(Utf8StrFmt(" %s-%llx", pFrame->pSymPC->szName, -(int64_t)offDisp)); else aStack.append(Utf8StrFmt(" %s", pFrame->pSymPC->szName)); } if (pFrame->pLinePC) aStack.append(Utf8StrFmt(" [%s @ 0i%d]", pFrame->pLinePC->szFilename, pFrame->pLinePC->uLineNo)); aStack.append(Utf8StrFmt("\n")); fBitFlags = fCurBitFlags; } } catch (std::bad_alloc) { hrc = E_OUTOFMEMORY; } DBGFR3StackWalkEnd(pFirstFrame); } else hrc = setError(E_FAIL, tr("DBGFR3StackWalkBegin failed with %Rrc"), vrc); /* * Resume the VM if we suspended it. */ if (fPaused) { alock.release(); VMR3Resume(ptrVM.rawUVM(), VMRESUMEREASON_USER); } } else hrc = setError(E_FAIL, tr("Suspending the VM failed with %Rrc\n"), vrc); } return hrc; } /** * Resets VM statistics. * * @returns COM status code. * @param aPattern The selection pattern. A bit similar to filename globbing. */ HRESULT MachineDebugger::resetStats(const com::Utf8Str &aPattern) { Console::SafeVMPtrQuiet ptrVM(mParent); if (!ptrVM.isOk()) return setError(VBOX_E_INVALID_VM_STATE, "Machine is not running"); STAMR3Reset(ptrVM.rawUVM(), aPattern.c_str()); return S_OK; } /** * Dumps VM statistics to the log. * * @returns COM status code. * @param aPattern The selection pattern. A bit similar to filename globbing. */ HRESULT MachineDebugger::dumpStats(const com::Utf8Str &aPattern) { Console::SafeVMPtrQuiet ptrVM(mParent); if (!ptrVM.isOk()) return setError(VBOX_E_INVALID_VM_STATE, "Machine is not running"); STAMR3Dump(ptrVM.rawUVM(), aPattern.c_str()); return S_OK; } /** * Get the VM statistics in an XML format. * * @returns COM status code. * @param aPattern The selection pattern. A bit similar to filename globbing. * @param aWithDescriptions Whether to include the descriptions. * @param aStats The XML document containing the statistics. */ HRESULT MachineDebugger::getStats(const com::Utf8Str &aPattern, BOOL aWithDescriptions, com::Utf8Str &aStats) { Console::SafeVMPtrQuiet ptrVM (mParent); if (!ptrVM.isOk()) return setError(VBOX_E_INVALID_VM_STATE, "Machine is not running"); char *pszSnapshot; int vrc = STAMR3Snapshot(ptrVM.rawUVM(), aPattern.c_str(), &pszSnapshot, NULL, !!aWithDescriptions); if (RT_FAILURE(vrc)) return vrc == VERR_NO_MEMORY ? E_OUTOFMEMORY : E_FAIL; /** @todo this is horribly inefficient! And it's kinda difficult to tell whether it failed... * Must use UTF-8 or ASCII here and completely avoid these two extra copy operations. * Until that's done, this method is kind of useless for debugger statistics GUI because * of the amount statistics in a debug build. */ aStats = Utf8Str(pszSnapshot); STAMR3SnapshotFree(ptrVM.rawUVM(), pszSnapshot); return S_OK; } // public methods only for internal purposes ///////////////////////////////////////////////////////////////////////////// void MachineDebugger::i_flushQueuedSettings() { mFlushMode = true; if (mSingleStepQueued != ~0) { COMSETTER(SingleStep)(mSingleStepQueued); mSingleStepQueued = ~0; } for (unsigned i = 0; i < EMEXECPOLICY_END; i++) if (maiQueuedEmExecPolicyParams[i] != UINT8_MAX) { i_setEmExecPolicyProperty((EMEXECPOLICY)i, RT_BOOL(maiQueuedEmExecPolicyParams[i])); maiQueuedEmExecPolicyParams[i] = UINT8_MAX; } if (mPatmEnabledQueued != ~0) { COMSETTER(PATMEnabled)(mPatmEnabledQueued); mPatmEnabledQueued = ~0; } if (mCsamEnabledQueued != ~0) { COMSETTER(CSAMEnabled)(mCsamEnabledQueued); mCsamEnabledQueued = ~0; } if (mLogEnabledQueued != ~0) { COMSETTER(LogEnabled)(mLogEnabledQueued); mLogEnabledQueued = ~0; } if (mVirtualTimeRateQueued != ~(uint32_t)0) { COMSETTER(VirtualTimeRate)(mVirtualTimeRateQueued); mVirtualTimeRateQueued = ~0; } mFlushMode = false; } // private methods ///////////////////////////////////////////////////////////////////////////// bool MachineDebugger::i_queueSettings() const { if (!mFlushMode) { // check if the machine is running MachineState_T machineState; mParent->COMGETTER(State)(&machineState); switch (machineState) { // queue the request default: return true; case MachineState_Running: case MachineState_Paused: case MachineState_Stuck: case MachineState_LiveSnapshotting: case MachineState_Teleporting: break; } } return false; } /* vi: set tabstop=4 shiftwidth=4 expandtab: */