343 lines
6.8 KiB
C++
343 lines
6.8 KiB
C++
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/*++
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Copyright (c) 1995-1996 Microsoft Corporation
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Module Name :
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dynodbc.h
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Abstract:
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This header declares functions for dynamically loading ODBC.
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Author:
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Murali R. Krishnan ( MuraliK ) 3-Nov-1995
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Environment:
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Win32 -- User Mode
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Project:
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HTTPODBC
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Revision History:
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--*/
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# ifndef _DYNODBC_H_
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# define _DYNODBC_H_
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/************************************************************
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* Include Headers
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************************************************************/
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//
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// SQL-ODBC interface headers
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//
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#include "sql.h"
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#include "sqlext.h"
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#include "sqltypes.h"
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/************************************************************
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* Dynamic Load support
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************************************************************/
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BOOL
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DynLoadODBC(
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VOID
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);
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//
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// Prototypes form sql.h
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//
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typedef
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RETCODE
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( SQL_API * pfnSQLAllocConnect )(
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HENV henv,
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HDBC FAR * phdbc
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLAllocEnv )(
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HENV FAR * phenv
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLAllocStmt )(
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HDBC hdbc,
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HSTMT FAR * phstmt
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLBindCol )(
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HSTMT hstmt,
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UWORD icol,
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SWORD fCType,
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PTR rgbValue,
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SDWORD cbValueMax,
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SDWORD FAR *pcbValue
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLCancel )(
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HSTMT hstmt
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLColAttributes )(
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HSTMT hstmt,
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UWORD icol,
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UWORD fDescType,
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PTR rgbDesc,
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SWORD cbDescMax,
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SWORD FAR *pcbDesc,
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SDWORD FAR *pfDesc
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLConnect )(
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HDBC hdbc,
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UCHAR FAR *szDSN,
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SWORD cbDSN,
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UCHAR FAR *szUID,
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SWORD cbUID,
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UCHAR FAR *szAuthStr,
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SWORD cbAuthStr
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLDescribeCol )(
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HSTMT hstmt,
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UWORD icol,
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UCHAR FAR *szColName,
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SWORD cbColNameMax,
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SWORD FAR *pcbColName,
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SWORD FAR *pfSqlType,
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UDWORD FAR *pcbColDef,
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SWORD FAR *pibScale,
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SWORD FAR *pfNullable
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLDisconnect )(
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HDBC hdbc
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);
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typedef
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RETCODE ( SQL_API * pfnSQLError )(
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HENV henv,
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HDBC hdbc,
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HSTMT hstmt,
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UCHAR FAR *szSqlState,
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SDWORD FAR *pfNativeError,
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UCHAR FAR *szErrorMsg,
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SWORD cbErrorMsgMax,
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SWORD FAR *pcbErrorMsg
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLExecDirect )(
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HSTMT hstmt,
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UCHAR FAR *szSqlStr,
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SDWORD cbSqlStr
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLExecute )(
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HSTMT hstmt
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLFetch )(
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HSTMT hstmt
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLFreeConnect )(
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HDBC hdbc
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLFreeEnv )(
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HENV henv
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLFreeStmt )(
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HSTMT hstmt,
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UWORD fOption
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLGetCursorName )(
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HSTMT hstmt,
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UCHAR FAR *szCursor,
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SWORD cbCursorMax,
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SWORD FAR *pcbCursor
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLNumResultCols )(
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HSTMT hstmt,
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SWORD FAR *pccol
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLPrepare )(
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HSTMT hstmt,
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UCHAR FAR *szSqlStr,
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SDWORD cbSqlStr
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLRowCount )(
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HSTMT hstmt,
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SDWORD FAR *pcrow
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLSetCursorName )(
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HSTMT hstmt,
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UCHAR FAR *szCursor,
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SWORD cbCursor
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLTransact )(
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HENV henv,
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HDBC hdbc,
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UWORD fType
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);
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//
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// Prototypes form sqlext.h
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//
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// Change to new prototype to get rid of 64-bit compile error
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typedef
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RETCODE
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( SQL_API * pfnSQLSetConnectOption )(
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HDBC hdbc,
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UWORD fOption,
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SQLULEN vParam
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLDrivers )(
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HENV henv,
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UWORD fDirection,
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UCHAR FAR *szDriverDesc,
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SWORD cbDriverDescMax,
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SWORD FAR *pcbDriverDesc,
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UCHAR FAR *szDriverAttributes,
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SWORD cbDrvrAttrMax,
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SWORD FAR *pcbDrvrAttr
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLBindParameter )(
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HSTMT hstmt,
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UWORD ipar,
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SWORD fParamType,
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SWORD fCType,
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SWORD fSqlType,
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UDWORD cbColDef,
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SWORD ibScale,
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PTR rgbValue,
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SDWORD cbValueMax,
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SDWORD FAR *pcbValue
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLDataSources )(
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HENV henv,
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UWORD fDirection,
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UCHAR FAR *szDSN,
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SWORD cbDSNMax,
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SWORD FAR *pcbDSN,
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UCHAR FAR *szDescription,
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SWORD cbDescriptionMax,
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SWORD FAR *pcbDescription
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLGetInfo )(
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HDBC hdbc,
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UWORD fInfoType,
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PTR rgbInfoValue,
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SWORD cbInfoValueMax,
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SWORD FAR *pcbInfoValue
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);
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typedef
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RETCODE
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( SQL_API * pfnSQLMoreResults )(
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HSTMT hstmt
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);
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/************************************************************
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* Variables
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************************************************************/
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//
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// ODBC DLL Entry Points, fill by calling LoadODBC
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//
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extern pfnSQLAllocConnect pSQLAllocConnect ;
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extern pfnSQLAllocEnv pSQLAllocEnv ;
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extern pfnSQLAllocStmt pSQLAllocStmt ;
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extern pfnSQLBindCol pSQLBindCol ;
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extern pfnSQLCancel pSQLCancel ;
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extern pfnSQLColAttributes pSQLColAttributes ;
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extern pfnSQLConnect pSQLConnect ;
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extern pfnSQLDescribeCol pSQLDescribeCol ;
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extern pfnSQLDisconnect pSQLDisconnect ;
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extern pfnSQLError pSQLError ;
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extern pfnSQLExecDirect pSQLExecDirect ;
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extern pfnSQLExecute pSQLExecute ;
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extern pfnSQLFetch pSQLFetch ;
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extern pfnSQLFreeConnect pSQLFreeConnect ;
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extern pfnSQLFreeEnv pSQLFreeEnv ;
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extern pfnSQLFreeStmt pSQLFreeStmt ;
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extern pfnSQLGetCursorName pSQLGetCursorName ;
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extern pfnSQLNumResultCols pSQLNumResultCols ;
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extern pfnSQLPrepare pSQLPrepare ;
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extern pfnSQLRowCount pSQLRowCount ;
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extern pfnSQLSetCursorName pSQLSetCursorName ;
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extern pfnSQLTransact pSQLTransact ;
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extern pfnSQLSetConnectOption pSQLSetConnectOption;
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extern pfnSQLDrivers pSQLDrivers ;
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extern pfnSQLDataSources pSQLDataSources ;
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extern pfnSQLBindParameter pSQLBindParameter ;
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extern pfnSQLGetInfo pSQLGetInfo ;
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extern pfnSQLMoreResults pSQLMoreResults ;
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# endif // _DYNODBC_H_
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