VC++ 给Windows服务添加描述信息

雨点打透心脏的1/2处 2022-03-07 12:28 302阅读 0赞

#include <windows.h>
    
    /**
     * 更新(添加)服务描述。
     * @param serviceName : 服务名称。
     * @param serviceDescription : 服务描述。
     */
    bool updateServiceDescription(const char *serviceName, LPTSTR serviceDescription)
    {
    	SC_HANDLE schSCManager;
    	SC_HANDLE schService;
    	SERVICE_DESCRIPTION sd;
    	//LPTSTR szDesc = TEXT(serviceDescription);
    
    	// Get a handle to the SCM database. 
    	schSCManager = ::OpenSCManager(
    		NULL,                    // local computer
    		NULL,                    // ServicesActive database 
    		SC_MANAGER_ALL_ACCESS);  // full access rights 
    
    	if (NULL == schSCManager)
    	{
    		//printf("OpenSCManager failed (%d)\n", GetLastError());
    		return false;
    	}
    
    	// Get a handle to the service.
    
    	schService = ::OpenService(
    		schSCManager,            // SCM database 
    		serviceName,             // name of service 
    		SERVICE_CHANGE_CONFIG);  // need change config access 
    
    	if (schService == NULL)
    	{
    		//printf("OpenService failed (%d)\n", GetLastError());
    		::CloseServiceHandle(schSCManager);
    		return false;
    	}
    
    	// Change the service description.
    
    	sd.lpDescription = serviceDescription;
    
    	if (!::ChangeServiceConfig2(
    		schService,                 // handle to service
    		SERVICE_CONFIG_DESCRIPTION, // change: description
    		&sd))                       // new description
    	{
    		//printf("ChangeServiceConfig2 failed\n");
    		::CloseServiceHandle(schService);
    		::CloseServiceHandle(schSCManager);
    		return false;
    	}
    	//else printf("Service description updated successfully.\n");
    
    	::CloseServiceHandle(schService);
    	::CloseServiceHandle(schSCManager);
    	return true;
    }