static void InitializeClr(void) { ICorRuntimeHost *runtimeHost; if (FAILED(CorBindToRuntimeEx(NULL, NULL, STARTUP_LOADER_OPTIMIZATION_SINGLE_DOMAIN | STARTUP_CONCURRENT_GC, CLSID_CorRuntimeHost, IID_ICorRuntimeHost, (void **)&runtimeHost))) { return; } runtimeHost->Start(); IUnknownPtr punkAppDomain = NULL; runtimeHost->GetDefaultDomain(&punkAppDomain); punkAppDomain->QueryInterface(__uuidof(mscorlib::_AppDomain), (void **)&l_AppDomain); runtimeHost->Release(); }
/// <summary> /// Invokes a managed custom action from native code by /// extracting the package to a temporary working directory /// then hosting the CLR and locating and calling the entrypoint. /// </summary> /// <param name="hSession">Handle to the installation session. /// Passed to custom action entrypoints by the installer engine.</param> /// <param name="szWorkingDir">Directory containing the CA binaries /// and the CustomAction.config file defining the entrypoints. /// This may be NULL, in which case the current module must have /// a concatenated cabinet containing those files, which will be /// extracted to a temporary directory.</param> /// <param name="szEntryPoint">Name of the CA entrypoint to be invoked. /// This must be either an explicit "AssemblyName!Namespace.Class.Method" /// string, or a simple name that maps to a full entrypoint definition /// in CustomAction.config.</param> /// <returns>The value returned by the managed custom action method, /// or ERROR_INSTALL_FAILURE if the CA could not be invoked.</returns> int InvokeCustomAction(MSIHANDLE hSession, const wchar_t* szWorkingDir, const wchar_t* szEntryPoint) { #ifdef MANAGED_CAs_OUT_OF_PROC if (!g_fRunningOutOfProc && szWorkingDir == NULL) { return InvokeOutOfProcManagedCustomAction(hSession, szEntryPoint); } #endif wchar_t szTempDir[MAX_PATH]; bool fDeleteTemp = false; if (szWorkingDir == NULL) { if (!ExtractToTempDirectory(hSession, g_hModule, szTempDir, MAX_PATH)) { return ERROR_INSTALL_FAILURE; } szWorkingDir = szTempDir; fDeleteTemp = true; } wchar_t szConfigFilePath[MAX_PATH + 20]; StringCchCopy(szConfigFilePath, MAX_PATH + 20, szWorkingDir); StringCchCat(szConfigFilePath, MAX_PATH + 20, L"\\CustomAction.config"); const wchar_t* szConfigFile = szConfigFilePath; if (!::PathFileExists(szConfigFilePath)) { szConfigFile = NULL; } wchar_t szWIAssembly[MAX_PATH + 50]; StringCchCopy(szWIAssembly, MAX_PATH + 50, szWorkingDir); StringCchCat(szWIAssembly, MAX_PATH + 50, L"\\Microsoft.Deployment.WindowsInstaller.dll"); int iResult = ERROR_INSTALL_FAILURE; ICorRuntimeHost* pHost; if (LoadCLR(hSession, NULL, szConfigFile, szWIAssembly, &pHost)) { _AppDomain* pAppDomain; if (CreateAppDomain(hSession, pHost, L"CustomAction", szWorkingDir, szConfigFile, &pAppDomain)) { if (!InvokeManagedCustomAction(hSession, pAppDomain, szEntryPoint, &iResult)) { iResult = ERROR_INSTALL_FAILURE; } HRESULT hr = pHost->UnloadDomain(pAppDomain); if (FAILED(hr)) { Log(hSession, L"Failed to unload app domain. Error code 0x%X", hr); } pAppDomain->Release(); } pHost->Stop(); pHost->Release(); } if (fDeleteTemp) { DeleteDirectory(szTempDir); } return iResult; }
/// <summary> /// Binds to the CLR after determining the appropriate version. /// </summary> /// <param name="hSession">Handle to the installer session, /// used just for logging.</param> /// <param name="version">Specific version of the CLR to load. /// If null, then the config file and/or primary assembly are /// used to determine the version.</param> /// <param name="szConfigFile">XML .config file which may contain /// a startup section to direct which version of the CLR to use. /// May be NULL.</param> /// <param name="szPrimaryAssembly">Assembly to be used to determine /// the version of the CLR in the absence of other configuration. /// May be NULL.</param> /// <param name="ppHost">Returned runtime host interface.</param> /// <returns>True if the CLR was loaded successfully, false if /// there was some error.</returns> /// <remarks> /// If szPrimaryAssembly is NULL and szConfigFile is also NULL or /// does not contain any version configuration, the CLR will not be loaded. /// </remarks> bool LoadCLR(MSIHANDLE hSession, const wchar_t* szVersion, const wchar_t* szConfigFile, const wchar_t* szPrimaryAssembly, ICorRuntimeHost** ppHost) { typedef HRESULT (__stdcall *PGetRequestedRuntimeInfo)(LPCWSTR pExe, LPCWSTR pwszVersion, LPCWSTR pConfigurationFile, DWORD startupFlags, DWORD runtimeInfoFlags, LPWSTR pDirectory, DWORD dwDirectory, DWORD *dwDirectoryLength, LPWSTR pVersion, DWORD cchBuffer, DWORD* dwlength); typedef HRESULT (__stdcall *PCorBindToRuntimeEx)(LPCWSTR pwszVersion, LPCWSTR pwszBuildFlavor, DWORD startupFlags, REFCLSID rclsid, REFIID riid, LPVOID FAR *ppv); HMODULE hmodMscoree = LoadLibrary(L"mscoree.dll"); if (hmodMscoree == NULL) { Log(hSession, L"Failed to load mscoree.dll (Error code %d). This custom action " L"requires the .NET Framework to be installed.", GetLastError()); return false; } PGetRequestedRuntimeInfo pGetRequestedRuntimeInfo = (PGetRequestedRuntimeInfo) GetProcAddress(hmodMscoree, "GetRequestedRuntimeInfo"); PCorBindToRuntimeEx pCorBindToRuntimeEx = (PCorBindToRuntimeEx) GetProcAddress(hmodMscoree, "CorBindToRuntimeEx"); if (pGetRequestedRuntimeInfo == NULL || pCorBindToRuntimeEx == NULL) { Log(hSession, L"Failed to locate functions in mscoree.dll (Error code %d). This custom action " L"requires the .NET Framework to be installed.", GetLastError()); FreeLibrary(hmodMscoree); return false; } wchar_t szClrVersion[20]; HRESULT hr; if (szVersion != NULL && szVersion[0] != L'\0') { wcsncpy_s(szClrVersion, 20, szVersion, 20); } else { wchar_t szVersionDir[MAX_PATH]; hr = pGetRequestedRuntimeInfo(szPrimaryAssembly, NULL, szConfigFile, 0, 0, szVersionDir, MAX_PATH, NULL, szClrVersion, 20, NULL); if (FAILED(hr)) { Log(hSession, L"Failed to get requested CLR info. Error code 0x%x", hr); Log(hSession, L"Ensure that the proper version of the .NET Framework is installed, or " L"that there is a matching supportedRuntime element in CustomAction.config. " L"If you are binding to .NET 4 or greater add " L"useLegacyV2RuntimeActivationPolicy=true to the <startup> element."); FreeLibrary(hmodMscoree); return false; } } Log(hSession, L"Binding to CLR version %s", szClrVersion); ICorRuntimeHost* pHost; hr = pCorBindToRuntimeEx(szClrVersion, NULL, STARTUP_LOADER_OPTIMIZATION_SINGLE_DOMAIN, CLSID_CorRuntimeHost, IID_ICorRuntimeHost, (void**) &pHost); if (FAILED(hr)) { Log(hSession, L"Failed to bind to the CLR. Error code 0x%X", hr); FreeLibrary(hmodMscoree); return false; } hr = pHost->Start(); if (FAILED(hr)) { Log(hSession, L"Failed to start the CLR. Error code 0x%X", hr); pHost->Release(); FreeLibrary(hmodMscoree); return false; } *ppHost = pHost; FreeLibrary(hmodMscoree); return true; }
unsigned __stdcall ThreadProc(void *pArg) { RuntimeAndApp *pContext = (RuntimeAndApp *)pArg; HRESULT hr; #define IfFailGoMsg(MSG) \ if (FAILED(hr)) \ { \ printf("Runtime %d (%S): " MSG " (%x)\n", \ pContext->m_dwRuntimeNo, \ pContext->m_pwzRuntimeVer, \ hr); \ goto lExit; \ } ICLRRuntimeHost *pHost_V2 = NULL; ICorRuntimeHost *pHost = NULL; IUnknown *pUnk = NULL; mscorlib::_AppDomain *pAD = NULL; // Get ICorRuntimeHost to execute the app. hr = pContext->m_pRuntime->GetInterface( CLSID_CorRuntimeHost, IID_ICorRuntimeHost, (LPVOID *)&pHost); IfFailGoMsg("Failed to load the runtime"); // Also try to get ICLRRuntimeHost which has a useful Stop method. (ICorRuntimeHost::Stop is empty.) if (SUCCEEDED(pContext->m_pRuntime->GetInterface( CLSID_CLRRuntimeHost, IID_ICLRRuntimeHost, (LPVOID *)&pHost_V2))) { hr = pHost_V2->Start(); IfFailGoMsg("Failed to start ICLRRuntimeHost"); } ReportSyncPoint(SyncPointRuntimeStart, pContext->m_dwRuntimeNo); hr = pHost->Start(); IfFailGoMsg("Failed to start ICorRuntimeHost"); if(g_options.m_bUseDefaultAppDomain) { hr = pHost->GetDefaultDomain(&pUnk); IfFailGoMsg("Failed to get default domain"); } else { hr = pHost->CreateDomain(L"AD2",NULL,&pUnk); IfFailGoMsg("Failed to create AppDomain"); } hr = pUnk->QueryInterface(__uuidof(mscorlib::_AppDomain), (LPVOID *)&pAD); IfFailGoMsg("Failed to QI for _AppDomain"); BSTR bstrPath = SysAllocString(pContext->m_pwzAppPath); SAFEARRAY *rgArgs = CreateArgList(pContext->m_pwzAppArgs); ReportSyncPoint(SyncPointApplicationStart, pContext->m_dwRuntimeNo); if (g_options.m_bUseLoadByName) { hr = ExecuteAssemblyByName(pAD, bstrPath, rgArgs, &pContext->m_dwRetCode); } else { hr = pAD->ExecuteAssembly_3(bstrPath, NULL, rgArgs, &pContext->m_dwRetCode); } if (hr == COR_E_NEWER_RUNTIME) { IfFailGoMsg("Failed to execute assembly\nWas it built by a compiler that is newer than this runtime?"); } else { // we don't know whether the error comes from the runtime (failed to execute assembly) or // the assembly actually ran and threw an unhandled exception that was converted to the HR IfFailGoMsg("ExecuteAssembly returned an error code"); } SysFreeString(bstrPath); SafeArrayDestroy(rgArgs); if(!g_options.m_bUseDefaultAppDomain) { ReportSyncPoint(SyncPointAppDomainUnload, pContext->m_dwRuntimeNo); hr = pHost->UnloadDomain(pAD); IfFailGoMsg("Failed to unload AppDomain"); } pAD->Release(); pAD = NULL; pUnk->Release(); pUnk = NULL; hr = pHost->Stop(); IfFailGoMsg("Failed to stop ICorRuntimeHost"); if (pHost_V2 != NULL) { hr = pHost_V2->Stop(); IfFailGoMsg("Failed to stop ICLRRuntimeHost"); pHost_V2 = NULL; } lExit: if (pHost_V2 != NULL) pHost_V2->Release(); if (pAD != NULL) pAD->Release(); if (pUnk != NULL) pUnk->Release(); if (pHost != NULL) pHost->Release(); if (g_options.m_bRunMultithreaded) { // make sure we don't deadlock the other thread // this is also needed if the value of g_options.m_dwADUnloadOrder is SameOrder or ReverseOrder // since one of the threads will be waiting for the other one to Unload the AppDomain. SetEvent(g_rhndEvents[pContext->m_dwRuntimeNo - 1]); _endthreadex(0); } return 0; #undef IfFailGoMsg }
int _tmain(int argc, _TCHAR* argv[]) { HRESULT hr; ICLRMetaHost *pMetaHost = NULL; ICLRRuntimeInfo *pRuntimeInfo = NULL; ICorRuntimeHost *pCorRuntimeHost = NULL; IUnknownPtr spAppDomainThunk = NULL; _AppDomainPtr spDefaultAppDomain = NULL; // The .NET assembly to load. bstr_t bstrAssemblyName("PowerShellRunner"); _AssemblyPtr spAssembly = NULL; // The .NET class to instantiate. bstr_t bstrClassName("PowerShellRunner.PowerShellRunner"); _TypePtr spType = NULL; // Start the runtime hr = CLRCreateInstance(CLSID_CLRMetaHost, IID_PPV_ARGS(&pMetaHost)); if (FAILED(hr)) { wprintf(L"CLRCreateInstance failed w/hr 0x%08lx\n", hr); goto Cleanup; } hr = pMetaHost->GetRuntime(L"v2.0.50727", IID_PPV_ARGS(&pRuntimeInfo)); if (FAILED(hr)) { wprintf(L"ICLRMetaHost::GetRuntime failed w/hr 0x%08lx\n", hr); goto Cleanup; } // Check if the specified runtime can be loaded into the process. BOOL fLoadable; hr = pRuntimeInfo->IsLoadable(&fLoadable); if (FAILED(hr)) { wprintf(L"ICLRRuntimeInfo::IsLoadable failed w/hr 0x%08lx\n", hr); goto Cleanup; } if (!fLoadable) { wprintf(L".NET runtime v2.0.50727 cannot be loaded\n"); goto Cleanup; } // Load the CLR into the current process and return a runtime interface hr = pRuntimeInfo->GetInterface(CLSID_CorRuntimeHost, IID_PPV_ARGS(&pCorRuntimeHost)); if (FAILED(hr)) { wprintf(L"ICLRRuntimeInfo::GetInterface failed w/hr 0x%08lx\n", hr); goto Cleanup; } // Start the CLR. hr = pCorRuntimeHost->Start(); if (FAILED(hr)) { wprintf(L"CLR failed to start w/hr 0x%08lx\n", hr); goto Cleanup; } // Get a pointer to the default AppDomain in the CLR. hr = pCorRuntimeHost->GetDefaultDomain(&spAppDomainThunk); if (FAILED(hr)) { wprintf(L"ICorRuntimeHost::GetDefaultDomain failed w/hr 0x%08lx\n", hr); goto Cleanup; } hr = spAppDomainThunk->QueryInterface(IID_PPV_ARGS(&spDefaultAppDomain)); if (FAILED(hr)) { wprintf(L"Failed to get default AppDomain w/hr 0x%08lx\n", hr); goto Cleanup; } // Load the .NET assembly. // (Option 1) Load it from disk - usefully when debugging the PowerShellRunner app (you'll have to copy the DLL into the same directory as the exe) //hr = spDefaultAppDomain->Load_2(bstrAssemblyName, &spAssembly); // (Option 2) Load the assembly from memory SAFEARRAYBOUND bounds[1]; bounds[0].cElements = PowerShellRunner_dll_len; bounds[0].lLbound = 0; SAFEARRAY* arr = SafeArrayCreate(VT_UI1, 1, bounds); SafeArrayLock(arr); memcpy(arr->pvData, PowerShellRunner_dll, PowerShellRunner_dll_len); SafeArrayUnlock(arr); hr = spDefaultAppDomain->Load_3(arr, &spAssembly); if (FAILED(hr)) { wprintf(L"Failed to load the assembly w/hr 0x%08lx\n", hr); goto Cleanup; } // Get the Type of PowerShellRunner. hr = spAssembly->GetType_2(bstrClassName, &spType); if (FAILED(hr)) { wprintf(L"Failed to get the Type interface w/hr 0x%08lx\n", hr); goto Cleanup; } // Call the static method of the class wchar_t* argument = L"Get-Process\n\ #This is a PowerShell Comment\n\ Write-Host \"`n`n******* The next command is going to throw an exception. This is planned *********`n`n\"\n\ Read-Host\n"; InvokeMethod(spType, L"InvokePS", argument); Cleanup: if (pMetaHost) { pMetaHost->Release(); pMetaHost = NULL; } if (pRuntimeInfo) { pRuntimeInfo->Release(); pRuntimeInfo = NULL; } if (pCorRuntimeHost) { pCorRuntimeHost->Release(); pCorRuntimeHost = NULL; } return 0; }