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453 lines
13 KiB
453 lines
13 KiB
/****************************************************************************
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*
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* (C) COPYRIGHT 1998-2000, MICROSOFT CORP.
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*
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* FILE: wiamindr.idl
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*
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* VERSION: 2.0
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*
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* DATE: 8/28/1998
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*
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* DESCRIPTION:
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* IDL source for the WIA mini driver.
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*
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*****************************************************************************/
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interface IWiaMiniDrv;
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interface IWiaMiniDrvCallBack;
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interface IWiaDrvItem;
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interface IWiaItem;
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interface IWiaPropertyStorage;
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import "unknwn.idl";
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import "oaidl.idl";
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import "propidl.idl";
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import "wia.idl";
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/**************************************************************************\
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*
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* MINIDRV_TRANSFER_CONTEXT - Minidriver data transfer context
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*
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\**************************************************************************/
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typedef struct _MINIDRV_TRANSFER_CONTEXT{
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LONG lSize;
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LONG lWidthInPixels;
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LONG lLines;
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LONG lDepth;
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LONG lXRes;
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LONG lYRes;
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LONG lCompression;
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GUID guidFormatID;
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LONG tymed;
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LONG_PTR hFile;
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LONG cbOffset;
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LONG lBufferSize;
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LONG lActiveBuffer;
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LONG lNumBuffers;
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BYTE *pBaseBuffer;
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BYTE *pTransferBuffer;
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BOOL bTransferDataCB;
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BOOL bClassDrvAllocBuf;
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LONG_PTR lClientAddress;
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IWiaMiniDrvCallBack *pIWiaMiniDrvCallBack;
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LONG lImageSize;
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LONG lHeaderSize;
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LONG lItemSize;
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LONG cbWidthInBytes;
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LONG lPage;
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LONG lCurIfdOffset;
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LONG lPrevIfdOffset;
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} MINIDRV_TRANSFER_CONTEXT, *PMINIDRV_TRANSFER_CONTEXT;
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/*******************************************************************************
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*
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* WIA_DEV_CAP_DRV - Device capabilities
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*
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*******************************************************************************/
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typedef struct _WIA_DEV_CAP_DRV {
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GUID *guid;
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ULONG ulFlags;
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LPOLESTR wszName;
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LPOLESTR wszDescription;
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LPOLESTR wszIcon;
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} WIA_DEV_CAP_DRV,*PWIA_DEV_CAP_DRV;
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/*******************************************************************************
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*
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* IWiaMiniDrvItem interface
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*
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*******************************************************************************/
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[
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object,
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uuid(d8cdee14-3c6c-11d2-9a35-00c04fa36145),
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helpstring("WIA Mini Driver Interface"),
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pointer_default(unique)
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]
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interface IWiaMiniDrv : IUnknown
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{
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[helpstring("Initialize WIA, build item tree, etc")]
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HRESULT drvInitializeWia(
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[in] BYTE*,
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[in] LONG,
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[in] BSTR,
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[in] BSTR,
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[in] IUnknown*,
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[in] IUnknown*,
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[out] IWiaDrvItem**,
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[out] IUnknown**,
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[out] LONG*);
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[helpstring("Acquire data from the device item")]
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HRESULT drvAcquireItemData(
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[in] BYTE*,
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[in] LONG,
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[in, out] PMINIDRV_TRANSFER_CONTEXT,
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[out] LONG*);
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[helpstring("Initialize the device item properties")]
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HRESULT drvInitItemProperties(
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[in] BYTE*,
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[in] LONG,
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[out] LONG*);
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[helpstring("Mini driver validatation of the device item properties")]
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HRESULT drvValidateItemProperties(
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[in] BYTE*,
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[in] LONG,
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[in] ULONG,
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[in] const PROPSPEC*,
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[out] LONG*);
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[helpstring("Mini driver write of the device item properties")]
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HRESULT drvWriteItemProperties(
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[in] BYTE*,
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[in] LONG,
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[in] PMINIDRV_TRANSFER_CONTEXT,
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[out] LONG*);
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[helpstring("Mini driver read of the device item properties")]
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HRESULT drvReadItemProperties(
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[in] BYTE*,
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[in] LONG,
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[in] ULONG,
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[in] const PROPSPEC*,
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[out] LONG*);
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[helpstring("Lock Device")]
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HRESULT drvLockWiaDevice(
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[in] BYTE*,
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[in] LONG,
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[out] LONG*);
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[helpstring("UnLock Device")]
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HRESULT drvUnLockWiaDevice(
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[in] BYTE*,
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[in] LONG,
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[out] LONG*);
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[helpstring("Look at item and create sub-items if needed")]
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HRESULT drvAnalyzeItem(
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[in] BYTE*,
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[in] LONG,
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[in] LONG*);
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[helpstring("Map a device error value to a string")]
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HRESULT drvGetDeviceErrorStr(
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[in] LONG,
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[in] LONG,
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[out] LPOLESTR*,
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[out] LONG*);
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[helpstring("Issue a device command")]
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HRESULT drvDeviceCommand(
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[in] BYTE*,
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[in] LONG,
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[in] const GUID*,
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[out] IWiaDrvItem**,
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[out] LONG*);
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[helpstring("Get the device capabilities")]
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HRESULT drvGetCapabilities(
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[in] BYTE*,
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[in] LONG,
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[out] LONG*,
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[out] WIA_DEV_CAP_DRV**,
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[out] LONG*);
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[helpstring("Delete the item from the device")]
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HRESULT drvDeleteItem(
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[in] BYTE*,
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[in] LONG,
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[out] LONG*);
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[helpstring("Free driver item context")]
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HRESULT drvFreeDrvItemContext(
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[in] LONG,
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[in] BYTE*,
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[out] LONG*);
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[helpstring("Get the FORMAT and TYMED")]
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HRESULT drvGetWiaFormatInfo(
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[in] BYTE*,
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[in] LONG,
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[out] LONG*,
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[out] WIA_FORMAT_INFO**,
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[out] LONG*);
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[helpstring("Notify Pnp event received by device manager")]
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HRESULT drvNotifyPnpEvent(
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[in] const GUID *pEventGUID,
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[in] BSTR bstrDeviceID,
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[in] ULONG ulReserved);
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[helpstring("UnInitialize WIA, remove resources attached to item, etc")]
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HRESULT drvUnInitializeWia(
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[in] BYTE*);
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};
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/*******************************************************************************
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*
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* IWiaMiniDrvCallBack interface
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*
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*******************************************************************************/
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[
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object,
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uuid(33a57d5a-3de8-11d2-9a36-00c04fa36145),
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helpstring("WIA Mini Driver Call Back Interface"),
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pointer_default(unique)
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]
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interface IWiaMiniDrvCallBack : IUnknown
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{
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[id(1), helpstring("Acquire data from the device")]
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HRESULT MiniDrvCallback(
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[in] LONG lReason,
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[in] LONG lStatus,
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[in] LONG lPercentComplete,
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[in] LONG lOffset,
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[in] LONG lLength,
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[in] PMINIDRV_TRANSFER_CONTEXT pTranCtx,
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[in] LONG lReserved);
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};
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/**************************************************************************\
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*
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* IWiaDrvItem interface
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*
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\**************************************************************************/
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[
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object,
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uuid(1f02b5c5-b00c-11d2-a094-00c04f72dc3c),
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helpstring("WIA Mini Driver DrvItem Interface"),
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pointer_default(unique)
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]
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interface IWiaDrvItem : IUnknown
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{
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HRESULT GetItemFlags(
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[out] LONG*);
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HRESULT GetDeviceSpecContext(
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[out] BYTE**);
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HRESULT GetFullItemName(
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[out] BSTR*);
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HRESULT GetItemName(
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[out] BSTR*);
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HRESULT AddItemToFolder(
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[in] IWiaDrvItem*);
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HRESULT UnlinkItemTree(
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[in] LONG);
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HRESULT RemoveItemFromFolder(
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[in] LONG);
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HRESULT FindItemByName(
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[in] LONG,
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[in] BSTR,
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[out] IWiaDrvItem**);
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HRESULT FindChildItemByName(
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[in] BSTR,
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[out] IWiaDrvItem**);
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HRESULT GetParentItem(
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[out] IWiaDrvItem**);
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HRESULT GetFirstChildItem(
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[out] IWiaDrvItem**);
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HRESULT GetNextSiblingItem(
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[out] IWiaDrvItem**);
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HRESULT DumpItemData(
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[out] BSTR*);
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};
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/*******************************************************************************
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*
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* WIA_PROPERTY_INFO - Stores default access and valid values for item properties
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*
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*******************************************************************************/
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typedef struct _WIA_PROPERTY_INFO
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{
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ULONG lAccessFlags;
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VARTYPE vt;
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union {
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struct {
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LONG Min;
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LONG Nom;
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LONG Max;
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LONG Inc;
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} Range;
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struct {
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DOUBLE Min;
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DOUBLE Nom;
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DOUBLE Max;
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DOUBLE Inc;
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} RangeFloat;
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struct {
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LONG cNumList;
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LONG Nom;
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BYTE *pList;
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} List;
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struct {
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LONG cNumList;
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DOUBLE Nom;
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BYTE *pList;
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} ListFloat;
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struct {
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LONG cNumList;
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GUID Nom;
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GUID *pList;
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} ListGuid;
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struct {
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LONG cNumList;
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BSTR Nom;
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BSTR *pList;
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} ListBStr;
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struct {
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LONG Nom;
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LONG ValidBits;
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} Flag;
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struct {
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LONG Dummy;
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} None;
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} ValidVal;
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}WIA_PROPERTY_INFO, *PWIA_PROPERTY_INFO;
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/*******************************************************************************
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*
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* WIA_PROPERTY_CONTEXT - Stores property id and flag indicating whether the
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* application is changing the property
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*
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*******************************************************************************/
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typedef struct _WIA_PROPERTY_CONTEXT{
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ULONG cProps;
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PROPID *pProps;
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BOOL *pChanged;
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} WIA_PROPERTY_CONTEXT, *PWIA_PROPERTY_CONTEXT;
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/*******************************************************************************
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*
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* WIAS_CHANGED_VALUE_INFO - Stores current and previous values for a property
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*
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*******************************************************************************/
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typedef struct _WIAS_CHANGED_VALUE_INFO{
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BOOL bChanged;
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LONG vt;
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union {
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LONG lVal;
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FLOAT fltVal;
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BSTR bstrVal;
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GUID guidVal;
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} Old;
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union {
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LONG lVal;
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FLOAT fltVal;
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BSTR bstrVal;
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GUID guidVal;
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} Current;
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} WIAS_CHANGED_VALUE_INFO, *PWIAS_CHANGED_VALUE_INFO;
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/*******************************************************************************
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*
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* WIAS_DOWN_SAMPLE_INFO - Used by wiasDownSampleBuffer
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*
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*******************************************************************************/
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typedef struct _WIAS_DOWN_SAMPLE_INFO {
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ULONG ulOriginalWidth;
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ULONG ulOriginalHeight;
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ULONG ulBitsPerPixel;
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ULONG ulXRes;
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ULONG ulYRes;
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ULONG ulDownSampledWidth;
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ULONG ulDownSampledHeight;
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ULONG ulActualSize;
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ULONG ulDestBufSize;
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ULONG ulSrcBufSize;
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BYTE *pSrcBuffer;
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BYTE *pDestBuffer;
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} WIAS_DOWN_SAMPLE_INFO, *PWIAS_DOWN_SAMPLE_INFO;
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/*******************************************************************************
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*
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* WIAS_ENDORSER_VALUE - Stores endorser strings
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*
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*******************************************************************************/
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typedef struct _WIAS_ENDORSER_VALUE {
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LPWSTR wszTokenName;
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LPWSTR wszValue;
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} WIAS_ENDORSER_VALUE, *PWIAS_ENDORSER_VALUE;
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/*******************************************************************************
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*
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* WIAS_ENDORSER_INFO - Stores token/value pairs for endorser
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*
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*******************************************************************************/
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typedef struct _WIAS_ENDORSER_INFO {
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ULONG ulPageCount;
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ULONG ulNumEndorserValues;
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WIAS_ENDORSER_VALUE *pEndorserValues;
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} WIAS_ENDORSER_INFO, *PWIAS_ENDORSER_INFO;
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cpp_quote("#include \"wiamdef.h\"")
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