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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
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