//枚举Windows系统服务
//使用到的函数以及MSDN的说明如下:
//1、OpenSCManager说明
//http://msdn.microsoft.com/en-us/library/windows/desktop/ms684323(v=vs.85).aspx
//2、EnumServicesStatusEx说明
//http://msdn.microsoft.com/en-us/library/windows/desktop/ms682640(v=vs.85).aspx
//3、CloseServiceHandle说明
//http://msdn.microsoft.com/en-us/library/windows/desktop/ms682028(v=vs.85).aspx
// 测试代码:
#include <stdio.h> #include <stdlib.h> #include <tchar.h> #include <windows.h> int main(int argc, char *argv[]) { LONG lRet = 0; BOOL bRet = FALSE; SC_HANDLE hSCM = NULL; // 服务数据库句柄 char *pBuf = NULL; // 缓冲区指针 DWORD dwBufSize = 0; // 传入的缓冲长度 DWORD dwBufNeed = 0; // 需要的缓冲长度 DWORD dwNumberOfService = 0; // 返回的服务个数 ENUM_SERVICE_STATUS_PROCESS *pServiceInfo = NULL; // 服务信息 // 建立了一个到服务控制管理器的连接,并打开指定的数据库 hSCM = OpenSCManager(NULL, NULL, SC_MANAGER_ENUMERATE_SERVICE | SC_MANAGER_CONNECT); if(NULL == hSCM) { printf("OpenSCManager error.\n"); return -1; } // 获取需要的缓冲区大小 EnumServicesStatusEx(hSCM, SC_ENUM_PROCESS_INFO, SERVICE_WIN32, SERVICE_STATE_ALL, NULL, dwBufSize, &dwBufNeed, &dwNumberOfService, NULL, NULL); // 多设置存放1个服务信息的长度 dwBufSize = dwBufNeed + sizeof(ENUM_SERVICE_STATUS_PROCESS); pBuf = (char *)malloc(dwBufSize); if(NULL == pBuf) { printf("malloc error.\n"); return -1; } memset(pBuf, 0, dwBufSize); // 获取服务信息 bRet = EnumServicesStatusEx(hSCM, SC_ENUM_PROCESS_INFO, SERVICE_WIN32, SERVICE_STATE_ALL, (LPBYTE)pBuf, dwBufSize, &dwBufNeed, &dwNumberOfService, NULL, NULL); if(bRet == FALSE) { printf("EnumServicesStatusEx error.\n"); ::CloseServiceHandle(hSCM); free(pBuf); return -1; } // 关闭打开的服务句柄 bRet = ::CloseServiceHandle(hSCM); if(bRet == FALSE) { printf("CloseServiceHandle error.\n"); } printf("Service Num:%d\n", dwNumberOfService); pServiceInfo = (LPENUM_SERVICE_STATUS_PROCESS)pBuf; // 打印取得的服务信息 for(unsigned int i = 0; i < dwNumberOfService; i++) { printf("----------%d----------\n", i); printf("DisplayName \t\t : %s \n", pServiceInfo[i].lpDisplayName); printf("ServiceName \t\t : %s \n", pServiceInfo[i].lpServiceName); printf("ServiceType \t\t : %d \n", pServiceInfo[i].ServiceStatusProcess.dwServiceType); printf("CurrentState \t\t : %d \n", pServiceInfo[i].ServiceStatusProcess.dwCurrentState); printf("ControlsAccepted \t : %d \n", pServiceInfo[i].ServiceStatusProcess.dwControlsAccepted); printf("Win32ExitCode \t\t : %d \n", pServiceInfo[i].ServiceStatusProcess.dwWin32ExitCode); printf("ServiceSpecificExitCode : %d \n", pServiceInfo[i].ServiceStatusProcess.dwServiceSpecificExitCode); printf("CheckPoint \t\t : %d \n", pServiceInfo[i].ServiceStatusProcess.dwCheckPoint); printf("WaitHint \t\t : %d \n", pServiceInfo[i].ServiceStatusProcess.dwWaitHint); printf("Process Id \t\t : %d \n", pServiceInfo[i].ServiceStatusProcess.dwProcessId); printf("ServiceFlags \t\t : %d \n", pServiceInfo[i].ServiceStatusProcess.dwServiceFlags); } free(pBuf); system("PAUSE"); return 0; }
// 既然能够获取到所有的服务信息,
// 那么根据进程ID查询该进程是否为服务,取得服务名等一系列的操作就可以按自己的需求来完成了
// 获取进程ID GetCurrentProcessId()
时间: 2024-10-12 14:43:24