325 lines
9.4 KiB
C++
325 lines
9.4 KiB
C++
// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
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// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
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// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
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// PARTICULAR PURPOSE.
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//
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// Copyright (c) Microsoft Corporation. All rights reserved
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#define _WIN32_DCOM
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#include <windows.h>
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#include <stdio.h>
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#include <comdef.h>
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// Include the task header file.
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#include "taskschd.h"
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# pragma comment(lib, "taskschd.lib")
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# pragma comment(lib, "comsupp.lib")
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/********************************************************************
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This sample schedules a task to start notepad.exe 30 seconds after
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the system is booted.
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********************************************************************/
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using namespace std;
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int __cdecl wmain()
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{
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// ------------------------------------------------------
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// Initialize COM.
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HRESULT hr = CoInitializeEx(NULL, COINIT_MULTITHREADED);
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if( FAILED(hr) )
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{
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printf("\nCoInitializeEx failed: %x", hr );
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return 1;
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}
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// Set general COM security levels.
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hr = CoInitializeSecurity(
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NULL,
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-1,
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NULL,
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NULL,
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RPC_C_AUTHN_LEVEL_PKT_PRIVACY,
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RPC_C_IMP_LEVEL_IMPERSONATE,
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NULL,
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0,
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NULL);
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if( FAILED(hr) )
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{
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printf("\nCoInitializeSecurity failed: %x", hr );
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CoUninitialize();
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return 1;
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}
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// ------------------------------------------------------
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// Create a name for the task.
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LPCWSTR wszTaskName = L"Boot Trigger Test Task";
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// Get the windows directory and set the path to notepad.exe.
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LPCWSTR wstrExecutablePath = L"C:\\WINDOWS\\SYSTEM32\\NOTEPAD.EXE";
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// ------------------------------------------------------
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// Create an instance of the Task Service.
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ITaskService *pService = NULL;
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hr = CoCreateInstance( CLSID_TaskScheduler,
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NULL,
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CLSCTX_INPROC_SERVER,
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IID_ITaskService,
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(void**)&pService );
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if (FAILED(hr))
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{
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printf("Failed to create an instance of ITaskService: %x", hr);
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CoUninitialize();
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return 1;
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}
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// Connect to the task service.
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hr = pService->Connect(_variant_t(), _variant_t(),
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_variant_t(), _variant_t());
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if( FAILED(hr) )
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{
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printf("ITaskService::Connect failed: %x", hr );
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pService->Release();
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CoUninitialize();
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return 1;
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}
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// ------------------------------------------------------
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// Get the pointer to the root task folder.
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// This folder will hold the new task that is registered.
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ITaskFolder *pRootFolder = NULL;
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hr = pService->GetFolder( _bstr_t( L"\\") , &pRootFolder );
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if( FAILED(hr) )
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{
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printf("Cannot get Root Folder pointer: %x", hr );
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pService->Release();
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CoUninitialize();
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return 1;
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}
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// If the same task exists, remove it.
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pRootFolder->DeleteTask( _bstr_t( wszTaskName), 0 );
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// Create the task builder object to create the task.
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ITaskDefinition *pTask = NULL;
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hr = pService->NewTask( 0, &pTask );
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pService->Release(); // COM clean up. Pointer is no longer used.
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if (FAILED(hr))
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{
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printf("Failed to create a task definition: %x", hr);
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pRootFolder->Release();
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CoUninitialize();
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return 1;
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}
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// ------------------------------------------------------
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// Get the registration info for setting the identification.
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IRegistrationInfo *pRegInfo= NULL;
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hr = pTask->get_RegistrationInfo( &pRegInfo );
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if( FAILED(hr) )
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{
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printf("\nCannot get identification pointer: %x", hr );
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pRootFolder->Release();
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pTask->Release();
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CoUninitialize();
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return 1;
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}
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hr = pRegInfo->put_Author(L"Author Name");
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pRegInfo->Release();
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if( FAILED(hr) )
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{
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printf("\nCannot put identification info: %x", hr );
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pRootFolder->Release();
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pTask->Release();
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CoUninitialize();
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return 1;
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}
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// ------------------------------------------------------
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// Create the settings for the task
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ITaskSettings *pSettings = NULL;
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hr = pTask->get_Settings( &pSettings );
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if( FAILED(hr) )
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{
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printf("\nCannot get settings pointer: %x", hr );
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pRootFolder->Release();
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pTask->Release();
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CoUninitialize();
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return 1;
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}
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// Set setting values for the task.
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hr = pSettings->put_StartWhenAvailable(VARIANT_BOOL(true));
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pSettings->Release();
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if( FAILED(hr) )
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{
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printf("\nCannot put setting info: %x", hr );
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pRootFolder->Release();
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pTask->Release();
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CoUninitialize();
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return 1;
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}
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// ------------------------------------------------------
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// Get the trigger collection to insert the boot trigger.
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ITriggerCollection *pTriggerCollection = NULL;
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hr = pTask->get_Triggers( &pTriggerCollection );
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if( FAILED(hr) )
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{
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printf("\nCannot get trigger collection: %x", hr );
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pRootFolder->Release();
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pTask->Release();
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CoUninitialize();
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return 1;
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}
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// Add the boot trigger to the task.
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ITrigger *pTrigger = NULL;
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hr = pTriggerCollection->Create( TASK_TRIGGER_BOOT, &pTrigger );
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pTriggerCollection->Release();
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if( FAILED(hr) )
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{
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printf("\nCannot create the trigger: %x", hr );
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pRootFolder->Release();
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pTask->Release();
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CoUninitialize();
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return 1;
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}
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IBootTrigger *pBootTrigger = NULL;
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hr = pTrigger->QueryInterface(
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IID_IBootTrigger, (void**) &pBootTrigger );
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pTrigger->Release();
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if( FAILED(hr) )
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{
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printf("\nQueryInterface call failed for IBootTrigger: %x", hr );
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pRootFolder->Release();
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pTask->Release();
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CoUninitialize();
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return 1;
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}
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hr = pBootTrigger->put_Id( _bstr_t( L"Trigger1" ) );
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if( FAILED(hr) )
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printf("\nCannot put the trigger ID: %x", hr);
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// Set the task to start at a certain time. The time
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// format should be YYYY-MM-DDTHH:MM:SS(+-)(timezone).
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// For example, the start boundary below
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// is January 1st 2005 at 12:05
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hr = pBootTrigger->put_StartBoundary( _bstr_t(L"2005-01-01T12:05:00") );
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if( FAILED(hr) )
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printf("\nCannot put the start boundary: %x", hr);
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hr = pBootTrigger->put_EndBoundary( _bstr_t(L"2015-05-02T08:00:00") );
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if( FAILED(hr) )
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printf("\nCannot put the end boundary: %x", hr);
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//delay the task to start 30 seconds after sytem boot
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hr = pBootTrigger->put_Delay( L"PT30S" );
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pBootTrigger->Release();
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if( FAILED(hr) )
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{
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printf("\nCannot put delay for boot trigger: %x", hr );
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pRootFolder->Release();
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pTask->Release();
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CoUninitialize();
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return 1;
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}
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// ------------------------------------------------------
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// Add an Action to the task. This task will execute notepad.exe.
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IActionCollection *pActionCollection = NULL;
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// Get the task action collection pointer.
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hr = pTask->get_Actions( &pActionCollection );
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if( FAILED(hr) )
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{
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printf("\nCannot get Task collection pointer: %x", hr );
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pRootFolder->Release();
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pTask->Release();
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CoUninitialize();
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return 1;
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}
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// Create the action, specifying that it is an executable action.
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IAction *pAction = NULL;
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hr = pActionCollection->Create( TASK_ACTION_EXEC, &pAction );
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pActionCollection->Release();
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if( FAILED(hr) )
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{
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printf("\nCannot create the action: %x", hr );
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pRootFolder->Release();
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pTask->Release();
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CoUninitialize();
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return 1;
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}
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IExecAction *pExecAction = NULL;
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// QI for the executable task pointer.
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hr = pAction->QueryInterface(
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IID_IExecAction, (void**) &pExecAction );
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pAction->Release();
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if( FAILED(hr) )
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{
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printf("\nQueryInterface call failed for IExecAction: %x", hr );
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pRootFolder->Release();
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pTask->Release();
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CoUninitialize();
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return 1;
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}
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// Set the path of the executable to notepad.exe.
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hr = pExecAction->put_Path( _bstr_t( wstrExecutablePath ) );
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pExecAction->Release();
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if( FAILED(hr) )
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{
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printf("\nCannot set path of executable: %x", hr );
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pRootFolder->Release();
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pTask->Release();
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CoUninitialize();
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return 1;
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}
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// ------------------------------------------------------
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// Save the task in the root folder.
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IRegisteredTask *pRegisteredTask = NULL;
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VARIANT varPassword;
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varPassword.vt = VT_EMPTY;
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hr = pRootFolder->RegisterTaskDefinition(
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_bstr_t( wszTaskName ),
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pTask,
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TASK_CREATE_OR_UPDATE,
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_variant_t(L"Local Service"),
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varPassword,
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TASK_LOGON_SERVICE_ACCOUNT,
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_variant_t(L""),
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&pRegisteredTask);
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if( FAILED(hr) )
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{
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printf("\nError saving the Task : %x", hr );
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pRootFolder->Release();
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pTask->Release();
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CoUninitialize();
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return 1;
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}
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printf("\n Success! Task successfully registered. " );
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// Clean up.
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pRootFolder->Release();
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pTask->Release();
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pRegisteredTask->Release();
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CoUninitialize();
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return 0;
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}
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