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92 lines
2.9 KiB
Text
92 lines
2.9 KiB
Text
/*
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* Copyright 2009 Huw Davies
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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import "oaidl.idl";
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import "ocidl.idl";
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import "oledb.idl";
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[
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object,
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pointer_default(unique),
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uuid(0c733a8d-2a1c-11ce-ade5-00aa0044773d)
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]
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interface IDataConvert : IUnknown
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{
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typedef DWORD DBDATACONVERT;
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enum DBDATACONVERTENUM
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{
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DBDATACONVERT_DEFAULT = 0,
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DBDATACONVERT_SETDATABEHAVIOR = 1,
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DBDATACONVERT_LENGTHFROMNTS = 2,
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DBDATACONVERT_DSTISFIXEDLENGTH = 4,
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DBDATACONVERT_DECIMALSCALE = 8
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};
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[local] HRESULT DataConvert([in] DBTYPE wSrcType,
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[in] DBTYPE wDstType,
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[in] DBLENGTH cbSrcLength,
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[in, out] DBLENGTH *pcbDstLength,
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[in] void *pSrc,
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[out] void *pDst,
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[in] DBLENGTH cbDstMaxLength,
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[in] DBSTATUS dbsSrcStatus,
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[out] DBSTATUS *pdbsDstStatus,
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[in] BYTE bPrecision,
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[in] BYTE bScale,
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[in] DBDATACONVERT dwFlags);
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HRESULT CanConvert([in] DBTYPE wSrcType,
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[in] DBTYPE wDstType);
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[local] HRESULT GetConversionSize([in] DBTYPE wSrcType,
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[in] DBTYPE wDstType,
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[in] DBLENGTH *pcbSrcLength,
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[out] DBLENGTH *pcbDstLength,
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[in, size_is(*pcbSrcLength)] void *pSrc);
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};
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[
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object,
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pointer_default(unique),
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uuid(0c733a9c-2a1c-11ce-ade5-00aa0044773d)
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]
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interface IDCInfo : IUnknown
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{
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typedef DWORD DCINFOTYPE;
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enum DCINFOTYPEENUM
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{
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DCINFOTYPE_VERSION = 1
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};
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typedef struct tagDCINFO
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{
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DCINFOTYPE eInfoType;
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VARIANT vData;
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} DCINFO;
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HRESULT GetInfo([in] ULONG cInfo,
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[in, size_is(cInfo)] DCINFOTYPE rgeInfoType[],
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[out, size_is(cInfo)] DCINFO **prgInfo);
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HRESULT SetInfo([in] ULONG cInfo,
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[in, size_is(cInfo)] DCINFO prgInfo[]);
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};
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