C++ 检查Windows服务运行状态

检查Windows服务运行状态

 C++ Code 

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91

#include <iostream> #include <tchar.h> #include <Windows.h> using namespace std; /*  检查Windows服务状态信息     使用API:     OpenSCManager     OpenService     QueryServiceStatusEx */ int main(void) {     TCHAR szSvcName[]       = _T("HistorySvr");     SC_HANDLE schSCManager  = NULL;     SC_HANDLE schService    = NULL; SERVICE_STATUS_PROCESS ssStatus;     DWORD dwOldCheckPoint   = ;     DWORD dwStartTickCount  = ;     DWORD dwWaitTime        = ;     DWORD dwBytesNeeded     = ; // 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()); } // Get a handle to the service. schService = OpenService(                      schSCManager,                      // SCM database                      szSvcName,                         // name of service                      SERVICE_QUERY_STATUS |                      SERVICE_ENUMERATE_DEPENDENTS);     // full access if (schService == NULL)     {         printf("OpenService failed (%d)\n", GetLastError());         CloseServiceHandle(schSCManager); } // Check the status in case the service is not stopped. if (!QueryServiceStatusEx(                 schService,                         // handle to service                 SC_STATUS_PROCESS_INFO,             // information level                 (LPBYTE) &ssStatus,                 // address of structure                 sizeof(SERVICE_STATUS_PROCESS),     // size of structure                 &dwBytesNeeded ) )                  // size needed if buffer is too small     {         printf("QueryServiceStatusEx failed (%d)\n", GetLastError());         CloseServiceHandle(schService);         CloseServiceHandle(schSCManager);     }     else     {         // Check if the service is already running. It would be possible         // to stop the service here, but for simplicity this example just returns.         printf("Service status: ");         switch(ssStatus.dwCurrentState)         {         case SERVICE_STOPPED:         case SERVICE_STOP_PENDING:             printf("Stop");             break;         case SERVICE_PAUSED:         case SERVICE_PAUSE_PENDING:             printf("Pause");             break;         case SERVICE_CONTINUE_PENDING:         case SERVICE_RUNNING:         case SERVICE_START_PENDING:             printf("Running");             break;         }         cout << endl;     } cin.get();     ; }

　　PS：请以管理员权限运行该程序，VS配置如下：

　　

　　参考：https://msdn.microsoft.com/en-us/library/bb540474(v=VS.85).aspx