Source code of Windows XP (NT5)
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//+-------------------------------------------------------------------------
//
// Microsoft Windows
//
// Copyright (C) Microsoft Corporation, 1996 - 1999
//
// File: codbc.hxx
//
// Contents: Microsoft Internet Security Common
//
// History: 08-Sep-1997 pberkman created
//
//--------------------------------------------------------------------------
#ifndef CODBC_HXX
#define CODBC_HXX
#include <sql.h>
#include <sqlext.h>
#undef SQL_SUCCEEDED
//#define SQL_SUCCEEDED(err) ((err == SQL_SUCCESS) || (err == SQL_SUCCESS_WITH_INFO))
typedef SQLRETURN (SQL_API *td_SQLSetStmtOption)(
SQLHSTMT hstmt,
SQLUSMALLINT fOption,
SQLUINTEGER vParam);
typedef SQLRETURN (SQL_API *td_SQLExecDirect)(
SQLHSTMT hstmt,
SQLCHAR FAR *szSqlStr,
SQLINTEGER cbSqlStr);
typedef SQLRETURN (SQL_API *td_SQLFetch)(
SQLHSTMT hstmt);
typedef SQLRETURN (SQL_API *td_SQLFreeConnect)(
SQLHDBC hdbc);
typedef SQLRETURN (SQL_API *td_SQLFreeEnv)(
SQLHENV henv);
typedef SQLRETURN (SQL_API *td_SQLFreeStmt)(
SQLHSTMT hstmt,
SQLUSMALLINT fOption);
typedef SQLRETURN (SQL_API *td_SQLTransact)(
SQLHENV henv,
SQLHDBC hdbc,
SQLUSMALLINT fType);
typedef SQLRETURN (SQL_API *td_SQLError)(
SQLHENV henv,
SQLHDBC hdbc,
SQLHSTMT hstmt,
SQLCHAR FAR *szSqlState,
SQLINTEGER FAR *pfNativeError,
SQLCHAR FAR *szErrorMsg,
SQLSMALLINT cbErrorMsgMax,
SQLSMALLINT FAR *pcbErrorMsg);
typedef SQLRETURN (SQL_API *td_SQLGetData)(
SQLHSTMT hstmt,
SQLUSMALLINT icol,
SQLSMALLINT fCType,
SQLPOINTER rgbValue,
SQLINTEGER cbValueMax,
SQLINTEGER FAR *pcbValue);
typedef SQLRETURN (SQL_API *td_SQLAllocConnect)(
SQLHENV henv,
SQLHDBC FAR *phdbc);
typedef SQLRETURN (SQL_API *td_SQLAllocEnv)(
SQLHENV FAR *phenv);
typedef SQLRETURN (SQL_API *td_SQLAllocStmt)(
SQLHDBC hdbc,
SQLHSTMT FAR *phstmt);
typedef SQLRETURN (SQL_API *td_SQLDriverConnect)(
SQLHDBC hdbc,
SQLHWND hwnd,
SQLCHAR FAR *szConnStrIn,
SQLSMALLINT cbConnStrIn,
SQLCHAR FAR *szConnStrOut,
SQLSMALLINT cbConnStrOutMax,
SQLSMALLINT FAR *pcbConnStrOut,
SQLUSMALLINT fDriverCompletion);
typedef SQLRETURN (SQL_API *td_SQLDisconnect)(
SQLHDBC hdbc);
class cODBC_
{
public:
cODBC_(void);
virtual ~cODBC_(void);
BOOL Initialize(void);
SQLRETURN SQLExecDirect(SQLHSTMT hstmt, SQLCHAR FAR *szSqlStr, SQLINTEGER cbSqlStr)
{ return((*fp_SQLExecDirect)(hstmt, szSqlStr, cbSqlStr)); }
SQLRETURN SQLSetStmtOption(SQLHSTMT hstmt, SQLUSMALLINT fOption, SQLUINTEGER vParam)
{ return((*fp_SQLSetStmtOption)(hstmt, fOption, vParam)); }
SQLRETURN SQLFetch(SQLHSTMT hstmt)
{ return((*fp_SQLFetch)(hstmt)); }
SQLRETURN SQLFreeConnect(SQLHDBC hdbc)
{ return((*fp_SQLFreeConnect)(hdbc)); }
SQLRETURN SQLFreeEnv(SQLHENV henv)
{ return((*fp_SQLFreeEnv)(henv)); }
SQLRETURN SQLFreeStmt(SQLHSTMT hstmt, SQLUSMALLINT fOption)
{ return((*fp_SQLFreeStmt)(hstmt, fOption)); }
SQLRETURN SQLTransact(SQLHENV henv, SQLHDBC hdbc, SQLUSMALLINT fType)
{ return((*fp_SQLTransact)(henv, hdbc, fType)); }
SQLRETURN SQLError(SQLHENV henv, SQLHDBC hdbc, SQLHSTMT hstmt, SQLCHAR FAR *szSqlState,
SQLINTEGER FAR *pfNativeError, SQLCHAR FAR *szErrorMsg,
SQLSMALLINT cbErrorMsgMax, SQLSMALLINT FAR *pcbErrorMsg)
{ return((*fp_SQLError)(henv, hdbc, hstmt, szSqlState,
pfNativeError, szErrorMsg,
cbErrorMsgMax, pcbErrorMsg)); }
SQLRETURN SQLGetData(SQLHSTMT hstmt, SQLUSMALLINT icol, SQLSMALLINT fCType,
SQLPOINTER rgbValue, SQLINTEGER cbValueMax, SQLINTEGER FAR *pcbValue)
{ return((*fp_SQLGetData)(hstmt, icol, fCType,
rgbValue, cbValueMax, pcbValue)); }
SQLRETURN SQLAllocConnect(SQLHENV henv, SQLHDBC FAR *phdbc)
{ return((*fp_SQLAllocConnect)(henv, phdbc)); }
SQLRETURN SQLAllocEnv(SQLHENV FAR *phenv)
{ return((*fp_SQLAllocEnv)(phenv)); }
SQLRETURN SQLAllocStmt(SQLHDBC hdbc, SQLHSTMT FAR *phstmt)
{ return((*fp_SQLAllocStmt)(hdbc, phstmt)); }
SQLRETURN SQLDriverConnect(SQLHDBC hdbc, SQLHWND hwnd, SQLCHAR FAR *szConnStrIn,
SQLSMALLINT cbConnStrIn, SQLCHAR FAR *szConnStrOut,
SQLSMALLINT cbConnStrOutMax, SQLSMALLINT FAR *pcbConnStrOut,
SQLUSMALLINT fDriverCompletion)
{ return((*fp_SQLDriverConnect)(hdbc, hwnd, szConnStrIn,
cbConnStrIn, szConnStrOut,
cbConnStrOutMax, pcbConnStrOut,
fDriverCompletion)); }
SQLRETURN SQLDisconnect(SQLHDBC hdbc)
{ return((*fp_SQLDisconnect)(hdbc)); }
private:
HINSTANCE hODBC32;
td_SQLSetStmtOption fp_SQLSetStmtOption;
td_SQLExecDirect fp_SQLExecDirect;
td_SQLFetch fp_SQLFetch;
td_SQLFreeConnect fp_SQLFreeConnect;
td_SQLFreeEnv fp_SQLFreeEnv;
td_SQLFreeStmt fp_SQLFreeStmt;
td_SQLTransact fp_SQLTransact;
td_SQLError fp_SQLError;
td_SQLGetData fp_SQLGetData;
td_SQLAllocConnect fp_SQLAllocConnect;
td_SQLAllocEnv fp_SQLAllocEnv;
td_SQLAllocStmt fp_SQLAllocStmt;
td_SQLDriverConnect fp_SQLDriverConnect;
td_SQLDisconnect fp_SQLDisconnect;
};
#endif // CODBC_HXX