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vlmcsd-svn812-2015-08-30-Hotbird64
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Wind4
commit
1af203d2a8
133 changed files with 102338 additions and 0 deletions
346
ntservice.c
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346
ntservice.c
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#ifndef CONFIG
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#define CONFIG "config.h"
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#endif // CONFIG
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#include CONFIG
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#include "ntservice.h"
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#include "shared_globals.h"
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#include "vlmcsd.h"
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#include "output.h"
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#include "helpers.h"
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#ifdef _NTSERVICE
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SERVICE_STATUS gSvcStatus;
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SERVICE_STATUS_HANDLE gSvcStatusHandle;
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static VOID WINAPI ServiceCtrlHandler(const DWORD dwCtrl)
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{
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// Handle the requested control code.
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switch(dwCtrl)
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{
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case SERVICE_CONTROL_STOP:
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case SERVICE_CONTROL_SHUTDOWN:
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ServiceShutdown = TRUE;
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ReportServiceStatus(SERVICE_STOP_PENDING, NO_ERROR, 0);
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// Remove PID file and free ressources
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cleanup();
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# ifdef USE_MSRPC
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ReportServiceStatus(SERVICE_STOPPED, NO_ERROR, 0);
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# endif // !USE_MSRPC
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return;
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/*case SERVICE_CONTROL_INTERROGATE:
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break;*/
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default:
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break;
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}
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}
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static VOID WINAPI ServiceMain(const int argc_unused, CARGV argv_unused)
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{
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// Register the handler function for the service
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gSvcStatusHandle = RegisterServiceCtrlHandler(
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NT_SERVICE_NAME,
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ServiceCtrlHandler
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);
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if(!gSvcStatusHandle)
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{
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//ServiceReportEvent(RegisterServiceCtrlHandler);
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return;
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}
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// These SERVICE_STATUS members remain as set here
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gSvcStatus.dwServiceType = SERVICE_WIN32_OWN_PROCESS;
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gSvcStatus.dwServiceSpecificExitCode = 0;
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// Run the actual program
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ReportServiceStatus(SERVICE_STOPPED, newmain(), 3000);
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}
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SERVICE_TABLE_ENTRY NTServiceDispatchTable[] = {
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{
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(LPSTR)NT_SERVICE_NAME,
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(LPSERVICE_MAIN_FUNCTION) ServiceMain
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},
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{
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NULL,
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NULL
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}
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};
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VOID ReportServiceStatus(const DWORD dwCurrentState, const DWORD dwWin32ExitCode, const DWORD dwWaitHint)
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{
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static DWORD dwCheckPoint = 1;
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// Fill in the SERVICE_STATUS structure.
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gSvcStatus.dwCurrentState = dwCurrentState;
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gSvcStatus.dwWin32ExitCode = dwWin32ExitCode;
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gSvcStatus.dwWaitHint = dwWaitHint;
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if (dwCurrentState == SERVICE_START_PENDING)
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gSvcStatus.dwControlsAccepted = 0;
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else
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gSvcStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP;
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if ( (dwCurrentState == SERVICE_RUNNING) ||
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(dwCurrentState == SERVICE_STOPPED) )
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gSvcStatus.dwCheckPoint = 0;
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else
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gSvcStatus.dwCheckPoint = dwCheckPoint++;
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// Report the status of the service to the SCM.
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SetServiceStatus(gSvcStatusHandle, &gSvcStatus);
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}
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/*VOID ServiceReportEvent(char *szFunction)
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{
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HANDLE hEventSource;
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const char *eventStrings[2];
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TCHAR Buffer[80];
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hEventSource = RegisterEventSource(NULL, NT_SERVICE_NAME);
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if (hEventSource)
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{
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snprintf(Buffer, 80, "%s failed with %d", szFunction, GetLastError());
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eventStrings[0] = NT_SERVICE_NAME;
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eventStrings[1] = Buffer;
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ReportEvent(hEventSource, // event log handle
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EVENTLOG_ERROR_TYPE, // event type
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0, // event category
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00, // event identifier
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NULL, // no security identifier
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2, // size of lpszStrings array
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0, // no binary data
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eventStrings, // array of strings
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NULL); // no binary data
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DeregisterEventSource(hEventSource);
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}
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}*/
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//Returns 0=Error, 1=Success, 2=Doesn't exist
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static uint_fast8_t OpenAndRemoveService(DWORD *dwPreviousState, SC_HANDLE *schSCManager)
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{
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SERVICE_STATUS status;
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uint_fast8_t i;
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SC_HANDLE installedService;
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uint_fast8_t result = 1;
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BOOL closeManager = FALSE;
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// Allow NULL for both Arguments
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if (!dwPreviousState) dwPreviousState = (DWORD*)alloca(sizeof(*dwPreviousState));
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if (!schSCManager)
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{
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schSCManager = (SC_HANDLE*)alloca(sizeof(*schSCManager));
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closeManager = TRUE;
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}
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*schSCManager = OpenSCManager(
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NULL, // local computer
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NULL, // ServicesActive database
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SC_MANAGER_ALL_ACCESS); // full access rights
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if (!*schSCManager) return 0;
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if (!(installedService = OpenService(*schSCManager, NT_SERVICE_NAME, SERVICE_ALL_ACCESS)))
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{
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result = 2;
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}
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else
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{
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*dwPreviousState = SERVICE_STOPPED;
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if (QueryServiceStatus(installedService, &status)) *dwPreviousState = status.dwCurrentState;
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ControlService(installedService, SERVICE_CONTROL_STOP, &status);
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for (i = 0; i < 10; i++)
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{
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QueryServiceStatus(installedService, &status);
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// Give it 100 ms after it reported SERVICE_STOPPED. Subsequent CreateService will fail otherwise
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Sleep(100);
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if (status.dwCurrentState == SERVICE_STOPPED) break;
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}
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if (!DeleteService(installedService)) result = 0;
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CloseServiceHandle(installedService);
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}
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if (closeManager) CloseServiceHandle(*schSCManager);
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return result;
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}
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static VOID ServiceInstaller(const char *restrict ServiceUser, const char *const ServicePassword)
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{
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SC_HANDLE schSCManager;
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SC_HANDLE schService;
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char szPath[MAX_PATH] = "\"";
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if (!GetModuleFileName(NULL, szPath + sizeof(char), MAX_PATH - 1))
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{
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errorout("Cannot install service (%d)\n", (uint32_t)GetLastError());
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return;
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}
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strcat(szPath,"\"");
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int i;
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for (i = 1; i < global_argc; i ++)
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{
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// Strip unneccessary parameters, especially the password
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if (!strcmp(global_argv[i], "-s")) continue;
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if (!strcmp(global_argv[i], "-W") ||
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!strcmp(global_argv[i], "-U"))
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{
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i++;
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continue;
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}
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strcat(szPath, " ");
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if (strchr(global_argv[i], ' '))
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{
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strcat(szPath, "\"");
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strcat(szPath, global_argv[i]);
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strcat(szPath, "\"");
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}
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else
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strcat(szPath, global_argv[i]);
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}
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// Get a handle to the SCM database.
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SERVICE_STATUS status;
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DWORD dwPreviousState;
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if (!OpenAndRemoveService(&dwPreviousState, &schSCManager))
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{
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errorout("Service removal failed (%d)\n", (uint32_t)GetLastError());
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return;
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}
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char *tempUser = NULL;
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if (ServiceUser)
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{
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// Shortcuts for some well known users
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if (!strcasecmp(ServiceUser, "/l")) ServiceUser="NT AUTHORITY\\LocalService";
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if (!strcasecmp(ServiceUser, "/n")) ServiceUser="NT AUTHORITY\\NetworkService";
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// Allow Local Users without .\ , e.g. "johndoe" instead of ".\johndoe"
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if (!strchr(ServiceUser, '\\'))
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{
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tempUser = (char*)vlmcsd_malloc(strlen(ServiceUser) + 3);
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strcpy(tempUser, ".\\");
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strcat(tempUser, ServiceUser);
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ServiceUser = tempUser;
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}
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}
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schService = CreateService(
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schSCManager, // SCM database
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NT_SERVICE_NAME, // name of service
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NT_SERVICE_DISPLAY_NAME, // service name to display
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SERVICE_ALL_ACCESS, // desired access
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SERVICE_WIN32_OWN_PROCESS, // service type
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SERVICE_AUTO_START, // start type
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SERVICE_ERROR_NORMAL, // error control type
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szPath, // path to service's binary
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NULL, // no load ordering group
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NULL, // no tag identifier
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"tcpip\0", // depends on TCP/IP
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ServiceUser, // LocalSystem account
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ServicePassword); // no password
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# if __clang__ && (__CYGWIN__ || __MINGW64__ )
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// Workaround for clang not understanding some GCC asm syntax used in <w32api/psdk_inc/intrin-impl.h>
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ZeroMemory((char*)ServicePassword, strlen(ServicePassword));
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# else
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SecureZeroMemory((char*)ServicePassword, strlen(ServicePassword));
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# endif
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if (tempUser) free(tempUser);
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if (schService == NULL)
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{
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errorout("CreateService failed (%u)\n", (uint32_t)GetLastError());
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CloseServiceHandle(schSCManager);
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return;
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}
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else
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{
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errorout("Service installed successfully\n");
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if (dwPreviousState == SERVICE_RUNNING)
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{
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printf("Restarting " NT_SERVICE_NAME " service => ");
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status.dwCurrentState = SERVICE_STOPPED;
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if (StartService(schService, 0, NULL))
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{
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for (i = 0; i < 10; i++)
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{
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if (!QueryServiceStatus(schService, &status) || status.dwCurrentState != SERVICE_START_PENDING) break;
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Sleep(100);
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}
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if (status.dwCurrentState == SERVICE_RUNNING)
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printf("Success\n");
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else if (status.dwCurrentState == SERVICE_START_PENDING)
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printf("Not ready within a second\n");
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else
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errorout("Error\n");
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}
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else
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errorout("Error %u\n", (uint32_t)GetLastError());
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}
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}
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CloseServiceHandle(schService);
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CloseServiceHandle(schSCManager);
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}
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int NtServiceInstallation(const int_fast8_t installService, const char *restrict ServiceUser, const char *const ServicePassword)
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{
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if (IsNTService) return 0;
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if (installService == 1) // Install
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{
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ServiceInstaller(ServiceUser, ServicePassword);
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return(0);
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}
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if (installService == 2) // Remove
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{
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switch(OpenAndRemoveService(NULL, NULL))
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{
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case 0:
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errorout("Error removing service %s\n", NT_SERVICE_NAME);
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return(!0);
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case 1:
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printf("Service %s removed successfully\n", NT_SERVICE_NAME);
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return(0);
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default:
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errorout("Service %s does not exist.\n", NT_SERVICE_NAME);
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return(!0);
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}
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}
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// Do nothing
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return(0);
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}
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#endif // _NTSERVICE
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