服务函数

下面的函数用于被服务执行或者使用

函数            描述

Handler            An application-defined callback function used with the RegisterServiceCtrlHandler function.
HandlerEx    
RegisterServiceCtrlHandler    注册一个函数处理控制码请求。
RegisterServiceCtrlHandlerEx    
ServiceMain    服务程序入口函数。
SetServiceBits    Registers a service type with the service control manager and the Server service.
SetServiceStatus    Updates the service control manager's status information for the calling service.
StartServiceCtrlDispatcher    Connects the main thread of a service PRocess to the service control manager.



下面的函数被用于管理和配置服务

函数            描述

ChangeServiceConfig    改变服务的开机运行状态。
ChangeServiceConfig2    改变服务的描述。
CloseServiceHandle    关闭服务句柄。
ControlService            在一个服务已经被开启的情况下，向这个服务发出控制码。
ControlServiceEx     
CreateService    创建一个服务对象，并增加它到服务控制管理数据库。
DeleteService    在服务控制管理数据库中标示要删除的服务。
EnumDependentServices    获取服务管理数据库中所有服务的名称和当前状态。
EnumServicesStatusEx    
GetServiceDisplayName    获取服务的描述。
GetServiceKeyName    Retrieves the service name of the specified service.
NotifyBootConfigStatus    Reports the boot status to the service control manager.
NotifyServiceStatusChange    Enables an application to receive notification when the specified service is created or

deleted or when its status changes.
OpenSCManager    和指定机器的服务控制管理器建立连接并打开服务控制管理器数据库。
OpenService    打开一个存在的服务。
QueryServiceConfig    
QueryServiceConfig2    
QueryServiceObjectSecurity    Retrieves a copy of the security descriptor associated with a service object.
QueryServiceStatusEx    查询服务程序现在的运行状态。
SetServiceObjectSecurity    Sets the security descriptor of a service object.
StartService    开启一个服务。

废弃函数

下面的函数已经被废弃。

    EnumServicesStatus
    LockServiceDatabase
    QueryServiceLockStatus
    QueryServiceStatus
    UnlockServiceDatabase

Build date: 12/3/2009

程序例子：

#include<windows.h>
#include<stdio.h>

bool Start_Service(wchar_t * ServiceName);
bool Stop_Service(wchar_t * ServiceName);
bool Create_Service(wchar_t * ServiceName);
bool Delete_Service(wchar_t * ServiceName);
void ReconfigureService(wchar_t * ServiceName, wchar_t * ServiceDes);
void  ChangeServiceRun(wchar_t * ServiceName);
void EnumService(void);

int main()
{
    wchar_t * ServiceDisp = L"快速缓存服务，为网络文件交换提供缓存，提高网络连接速度。";
    //Start_Service(L"WmdmPmSN");
    //Stop_Service(L"WmdmPmSN");
    //Create_Service(L"ServiceTest");
    //Delete_Service(L"ServiceTest");
    //ReconfigureService(L"ServiceTest",ServiceDisp);
    ChangeServiceRun(L"WmdmPmSN");
    EnumService();
    return 0;
}

bool Start_Service(wchar_t * ServiceName)
{
    SC_HANDLE schSCManager = OpenSCManager(NULL,NULL,SC_MANAGER_ALL_access);
    if(NULL != schSCManager)
    {
        // L"WmdmPmSN"
        SC_HANDLE schService = OpenService(schSCManager,ServiceName,SERVICE_ALL_ACCESS);
        if( NULL != schService)
        {
            if(StartService(schService,0,NULL))
            {
                CloseServiceHandle(schService);
                CloseServiceHandle(schSCManager);
                return 1;
            }
            CloseServiceHandle(schService);
            CloseServiceHandle(schSCManager);
            wprintf(L"Start Service failed!\n");
            return 0;
        }
        CloseServiceHandle(schSCManager);
        wprintf(L"Open Service failed!\n");
        return 0;
    }    
    wprintf(L"OpenSCManager failed!\n");
    CloseServiceHandle(schSCManager);
    return 0;
}

bool  Stop_Service(wchar_t * ServiceName)
{
    SC_HANDLE schSCManager = OpenSCManager(NULL,NULL,SC_MANAGER_ALL_ACCESS);
    if(NULL != schSCManager)
    {
        // L"WmdmPmSN"
        SC_HANDLE schService = OpenService(schSCManager,ServiceName,SERVICE_ALL_ACCESS);
        if( NULL != schService)
        {
            SERVICE_STATUS ServiceStatus;
            if(ControlService(schService,SERVICE_CONTROL_STOP,&ServiceStatus))
            {
                CloseServiceHandle(schService);
                CloseServiceHandle(schSCManager);
                return 1;
            }
            CloseServiceHandle(schService);
            CloseServiceHandle(schSCManager);
            wprintf(L"Start Service failed!\n");
            return 0;
        }
        CloseServiceHandle(schSCManager);
        wprintf(L"Open Service failed!\n");
        return 0;
    }    
    wprintf(L"OpenSCManager failed!\n");
    CloseServiceHandle(schSCManager);
    return 0;
    
}

bool Create_Service(wchar_t * ServiceName)
{
    SC_HANDLE schSCManager = OpenSCManager(NULL,NULL,SC_MANAGER_ALL_ACCESS);
    if(NULL != schSCManager)
    {
        wchar_t * DisplayName = L"Service Program Test\n";
        wchar_t * FilePathName = L"d:\\cyuyan\\servicetest.exe";
        SC_HANDLE schService = CreateService(
            schSCManager,
            ServiceName,
            DisplayName,
            SC_MANAGER_ALL_ACCESS,
            SERVICE_WIN32_OWN_PROCESS,
            SERVICE_AUTO_START,
            SERVICE_ERROR_IGNORE,
            FilePathName,
            NULL,
            NULL,
            NULL,
            NULL,
            NULL);
        if(schService != NULL)
        {
            CloseServiceHandle(schService);
            CloseServiceHandle(schSCManager);
            return 1;
        }
        else
        {
            CloseServiceHandle(schSCManager);
            return 0;
        }
    }
    else
        return 0;    
}

bool Delete_Service(wchar_t * ServiceName)
{
    SC_HANDLE schSCManager = OpenSCManager(NULL,NULL,SC_MANAGER_ALL_ACCESS);
    if(NULL != schSCManager)
    {
        // L"WmdmPmSN"
        SC_HANDLE schService = OpenService(schSCManager,ServiceName,SERVICE_ALL_ACCESS);
        if( NULL != schService)
        {
            SERVICE_STATUS ServiceStatus;
            QueryServiceStatus(schService,&ServiceStatus);
            if(ServiceStatus.dwCurrentState != SERVICE_STOPPED)
            {
                ControlService(schService,SERVICE_CONTROL_STOP,&ServiceStatus);    
            }
            DeleteService(schService);
            CloseServiceHandle(schService);
            CloseServiceHandle(schSCManager);
            return 1;
        }
        else
            wprintf(L"Open Service failed!\n");
            return 0;
    }    
    else
    {
        wprintf(L"OpenSCManager failed!\n");
        CloseServiceHandle(schSCManager);
        return 0;
    }
}



void ReconfigureService(wchar_t * ServiceName, wchar_t * ServiceDisp)
{
  SC_HANDLE schSCManager = OpenSCManager(NULL, NULL, SC_MANAGER_ALL_ACCESS);
  if (schSCManager != NULL)
  {
    // Need to acquire database lock before reconfiguring.
    SC_LOCK sclLock = LockServiceDatabase(schSCManager);
    if (sclLock != NULL)
    {
      // Open a handle to the service.
      SC_HANDLE schService = OpenService(
          schSCManager,           // SCManager database
          ServiceName,            // name of service
          SERVICE_CHANGE_CONFIG); // need CHANGE access
   
      if (schService != NULL)
      {
          SERVICE_DESCRIPTION sdBuf;
          sdBuf.lpDescription = ServiceDisp;
          if (ChangeServiceConfig2(schService, SERVICE_CONFIG_DESCRIPTION, &sdBuf))
          {
             MessageBox(NULL,L"Change SUCCESS",L" ",MB_OK);
          }
          CloseServiceHandle(schService);
      }
      UnlockServiceDatabase(sclLock);
    }   
    CloseServiceHandle(schSCManager);
  }
}


void  ChangeServiceRun(wchar_t * ServiceName)
{
    SC_HANDLE schSCManager = OpenSCManager(NULL,NULL,SC_MANAGER_ALL_ACCESS);
    if(NULL != schSCManager)
    {
        // L"WmdmPmSN"
        SC_HANDLE schService = OpenService(schSCManager,ServiceName,SERVICE_ALL_ACCESS);
        if( NULL != schService)
        {
            if(ChangeServiceConfig(
                schService,
                SERVICE_NO_CHANGE,
                SERVICE_AUTO_START,
                SERVICE_NO_CHANGE,
                NULL,
                NULL,
                NULL,
                NULL,
                NULL,
                NULL,
                NULL))
            {
                wprintf(L"Change Service done!\n");
                return;
            }
            CloseServiceHandle(schService);
            CloseServiceHandle(schSCManager);
        }
        wprintf(L"Open Service failed!\n");
    }    
    wprintf(L"OpenSCManager failed!\n");
    CloseServiceHandle(schSCManager);
}

void EnumService(void)
{
    LPENUM_SERVICE_STATUS st;
    st=(LPENUM_SERVICE_STATUS)LocalAlloc(LPTR,64*1024);
    DWord ret=0;
    DWORD size=0;
    SC_HANDLE sc=OpenSCManager(NULL,NULL,SC_MANAGER_ALL_ACCESS);

    EnumServicesStatus(sc,SERVICE_WIN32,SERVICE_STATE_ALL, (LPENUM_SERVICE_STATUS)st,1024*64,&size,&ret,NULL);


    for(int i=0;i<ret;i++){
        wprintf(L"%-20s%-50s",st[i].lpServiceName,st[i].lpDisplayName);
        switch(st[i].ServiceStatus.dwCurrentState){
    case(SERVICE_RUNNING):
        wprintf(L"running\n");
        break;
    case(SERVICE_STOPPED):
        wprintf(L"stopped\n");
        break;

        }
    }
}



本文来自CSDN博客，转载请标明出处：http://blog.csdn.net/armor51/archive/2009/12/17/5027209.aspx