1/**
  2 * This file has no copyright assigned and is placed in the Public Domain.
  3 * This file is part of the mingw-w64 runtime package.
  4 * No warranty is given; refer to the file DISCLAIMER.PD within this package.
  5 */
  6#ifndef TIMEPROV_H
  7#define TIMEPROV_H
  8
  9#ifdef __cplusplus
 10extern "C" {
 11#endif
 12
 13#define wszW32TimeRegKeyTimeProviders L"System\\CurrentControlSet\\Services\\W32Time\\TimeProviders"
 14#define wszW32TimeRegKeyPolicyTimeProviders L"Software\\Policies\\Microsoft\\W32Time\\TimeProviders"
 15#define wszW32TimeRegValueEnabled L"Enabled"
 16#define wszW32TimeRegValueDllName L"DllName"
 17#define wszW32TimeRegValueInputProvider L"InputProvider"
 18
 19#define TSF_Hardware 0x00000001
 20#define TSF_Authenticated 0x00000002
 21
 22  typedef enum TimeProvCmd {
 23    TPC_TimeJumped,TPC_UpdateConfig,TPC_PollIntervalChanged,TPC_GetSamples,TPC_NetTopoChange,TPC_Query,TPC_Shutdown
 24  } TimeProvCmd;
 25
 26  typedef enum TimeSysInfo {
 27    TSI_LastSyncTime,TSI_ClockTickSize,TSI_ClockPrecision,TSI_CurrentTime,TSI_PhaseOffset,TSI_TickCount,TSI_LeapFlags,TSI_Stratum,
 28    TSI_ReferenceIdentifier,TSI_PollInterval,TSI_RootDelay,TSI_RootDispersion,TSI_TSFlags
 29  } TimeSysInfo;
 30
 31  typedef enum TimeJumpedFlags {
 32    TJF_Default=0,TJF_UserRequested=1
 33  } TimeJumpedFlags;
 34
 35  typedef enum NetTopoChangeFlags {
 36    NTC_Default=0,NTC_UserRequested=1
 37  } NetTopoChangeFlags;
 38
 39  typedef enum TimeProvState {
 40    TPS_Running,TPS_Error
 41  } TimeProvState;
 42
 43  struct SetProviderStatusInfo;
 44
 45  typedef void (WINAPI SetProviderStatusInfoFreeFunc)(struct SetProviderStatusInfo *pspsi);
 46
 47  typedef struct SetProviderStatusInfo {
 48    TimeProvState tpsCurrentState;
 49    DWORD dwStratum;
 50    LPWSTR wszProvName;
 51    HANDLE hWaitEvent;
 52    SetProviderStatusInfoFreeFunc *pfnFree;
 53    HRESULT *pHr;
 54    DWORD *pdwSysStratum;
 55  } SetProviderStatusInfo;
 56
 57  typedef HRESULT (WINAPI GetTimeSysInfoFunc)(TimeSysInfo eInfo,void *pvInfo);
 58  typedef HRESULT (WINAPI LogTimeProvEventFunc)(WORD wType,WCHAR *wszProvName,WCHAR *wszMessage);
 59  typedef HRESULT (WINAPI AlertSamplesAvailFunc)(void);
 60  typedef HRESULT (WINAPI SetProviderStatusFunc)(SetProviderStatusInfo *pspsi);
 61
 62  typedef struct TimeProvSysCallbacks {
 63    DWORD dwSize;
 64    GetTimeSysInfoFunc *pfnGetTimeSysInfo;
 65    LogTimeProvEventFunc *pfnLogTimeProvEvent;
 66    AlertSamplesAvailFunc *pfnAlertSamplesAvail;
 67    SetProviderStatusFunc *pfnSetProviderStatus;
 68  } TimeProvSysCallbacks;
 69
 70  typedef void *TimeProvArgs;
 71
 72  typedef struct TimeSample {
 73    DWORD dwSize;
 74    DWORD dwRefid;
 75    __MINGW_EXTENSION signed __int64 toOffset;
 76    __MINGW_EXTENSION signed __int64 toDelay;
 77    __MINGW_EXTENSION unsigned __int64 tpDispersion;
 78    __MINGW_EXTENSION unsigned __int64 nSysTickCount;
 79    __MINGW_EXTENSION signed __int64 nSysPhaseOffset;
 80    BYTE nLeapFlags;
 81    BYTE nStratum;
 82    DWORD dwTSFlags;
 83    WCHAR wszUniqueName[256];
 84  } TimeSample;
 85
 86  typedef struct TpcGetSamplesArgs {
 87    BYTE *pbSampleBuf;
 88    DWORD cbSampleBuf;
 89    DWORD dwSamplesReturned;
 90    DWORD dwSamplesAvailable;
 91  } TpcGetSamplesArgs;
 92
 93  typedef struct TpcTimeJumpedArgs {
 94    TimeJumpedFlags tjfFlags;
 95  } TpcTimeJumpedArgs;
 96
 97  typedef struct TpcNetTopoChangeArgs {
 98    NetTopoChangeFlags ntcfFlags;
 99  } TpcNetTopoChangeArgs;
100
101  typedef void *TimeProvHandle;
102
103  HRESULT WINAPI TimeProvOpen(WCHAR *wszName,TimeProvSysCallbacks *pSysCallbacks,TimeProvHandle *phTimeProv);
104  HRESULT WINAPI TimeProvCommand(TimeProvHandle hTimeProv,TimeProvCmd eCmd,TimeProvArgs pvArgs);
105  HRESULT WINAPI TimeProvClose(TimeProvHandle hTimeProv);
106
107#ifdef __cplusplus
108}
109#endif
110#endif