/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/


// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_connectivity.hxx"

//--------------------------------------------------------------------------
#include "odbc/OFunctions.hxx"
#include <osl/process.h>

// Implib-Definitionen fuer ODBC-DLL/shared library:

namespace connectivity
{
	namespace adabas
	{
		T3SQLAllocHandle pODBC3SQLAllocHandle;
T3SQLConnect pODBC3SQLConnect;
T3SQLDriverConnect pODBC3SQLDriverConnect;
T3SQLBrowseConnect pODBC3SQLBrowseConnect;
T3SQLDataSources pODBC3SQLDataSources;
T3SQLDrivers pODBC3SQLDrivers; 
T3SQLGetInfo pODBC3SQLGetInfo;
T3SQLGetFunctions pODBC3SQLGetFunctions;
T3SQLGetTypeInfo pODBC3SQLGetTypeInfo;
T3SQLSetConnectAttr pODBC3SQLSetConnectAttr;
T3SQLGetConnectAttr pODBC3SQLGetConnectAttr;
T3SQLSetEnvAttr pODBC3SQLSetEnvAttr;
T3SQLGetEnvAttr pODBC3SQLGetEnvAttr;
T3SQLSetStmtAttr pODBC3SQLSetStmtAttr;
T3SQLGetStmtAttr pODBC3SQLGetStmtAttr;
//T3SQLSetDescField pODBC3SQLSetDescField;
//T3SQLGetDescField pODBC3SQLGetDescField;
//T3SQLGetDescRec pODBC3SQLGetDescRec;
//T3SQLSetDescRec pODBC3SQLSetDescRec;
T3SQLPrepare pODBC3SQLPrepare;
T3SQLBindParameter pODBC3SQLBindParameter;
//T3SQLGetCursorName pODBC3SQLGetCursorName;
T3SQLSetCursorName pODBC3SQLSetCursorName;
T3SQLExecute pODBC3SQLExecute;
T3SQLExecDirect pODBC3SQLExecDirect;
//T3SQLNativeSql pODBC3SQLNativeSql;
T3SQLDescribeParam pODBC3SQLDescribeParam;
T3SQLNumParams pODBC3SQLNumParams;
T3SQLParamData pODBC3SQLParamData;
T3SQLPutData pODBC3SQLPutData;
T3SQLRowCount pODBC3SQLRowCount;
T3SQLNumResultCols pODBC3SQLNumResultCols;
T3SQLDescribeCol pODBC3SQLDescribeCol;
T3SQLColAttribute pODBC3SQLColAttribute;
T3SQLBindCol pODBC3SQLBindCol;
T3SQLFetch pODBC3SQLFetch;
T3SQLFetchScroll pODBC3SQLFetchScroll;
T3SQLGetData pODBC3SQLGetData;
T3SQLSetPos pODBC3SQLSetPos;
T3SQLBulkOperations pODBC3SQLBulkOperations;
T3SQLMoreResults pODBC3SQLMoreResults;
//T3SQLGetDiagField pODBC3SQLGetDiagField;
T3SQLGetDiagRec pODBC3SQLGetDiagRec;
T3SQLColumnPrivileges pODBC3SQLColumnPrivileges;
T3SQLColumns pODBC3SQLColumns;
T3SQLForeignKeys pODBC3SQLForeignKeys;
T3SQLPrimaryKeys pODBC3SQLPrimaryKeys;
T3SQLProcedureColumns pODBC3SQLProcedureColumns;
T3SQLProcedures pODBC3SQLProcedures;
T3SQLSpecialColumns pODBC3SQLSpecialColumns;						
T3SQLStatistics pODBC3SQLStatistics;
T3SQLTablePrivileges pODBC3SQLTablePrivileges;
T3SQLTables pODBC3SQLTables;
T3SQLFreeStmt pODBC3SQLFreeStmt;
T3SQLCloseCursor pODBC3SQLCloseCursor;
T3SQLCancel pODBC3SQLCancel;
T3SQLEndTran pODBC3SQLEndTran;
T3SQLDisconnect pODBC3SQLDisconnect;
T3SQLFreeHandle pODBC3SQLFreeHandle;
T3SQLGetCursorName pODBC3SQLGetCursorName;
T3SQLNativeSql pODBC3SQLNativeSql;


sal_Bool LoadFunctions(oslModule pODBCso);
// -------------------------------------------------------------------------
sal_Bool LoadLibrary_ADABAS(::rtl::OUString &_rPath)
{
	static sal_Bool bLoaded = sal_False;
	static oslModule pODBCso = NULL;

	if (bLoaded)
		return sal_True;

	rtl_uString* pPath = NULL;
	::rtl::OUString sTemp(RTL_CONSTASCII_USTRINGPARAM("DBROOT"));
	if ( osl_getEnvironment(sTemp.pData,&pPath) == osl_Process_E_None && pPath )
	{
		
#if ( defined(SOLARIS) && defined(SPARC)) || defined(LINUX) || defined(MACOSX)
		_rPath = ::rtl::OUString(pPath);
		_rPath += ::rtl::OUString::createFromAscii("/lib/");
#endif
		rtl_uString_release(pPath);
	}
	else 
	{
		_rPath = ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("The variable DBROOT is not set."));
		return sal_False;
	}
	const sal_Char* pLibraryAsciiName = NULL;

#if defined(WNT)
	pLibraryAsciiName = "SQLOD32.DLL";
#elif ( defined(SOLARIS) && defined(SPARC)) || defined(LINUX)
	pLibraryAsciiName = "odbclib.so";
#elif defined(MACOSX)
	pLibraryAsciiName = "odbclib.dylib";
#endif
    if ( !pLibraryAsciiName )
        return sal_False;

	_rPath += ::rtl::OUString::createFromAscii( pLibraryAsciiName );
	pODBCso = osl_loadModule( _rPath.pData,SAL_LOADMODULE_NOW );
	if( !pODBCso)
		return sal_False;


	return bLoaded = LoadFunctions(pODBCso);
}
// -------------------------------------------------------------------------

sal_Bool LoadFunctions(oslModule pODBCso)
{

	if( ( pODBC3SQLAllocHandle	=	(T3SQLAllocHandle)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLAllocHandle").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLConnect		=	(T3SQLConnect)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLConnect").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLDriverConnect =	(T3SQLDriverConnect)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLDriverConnect").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLBrowseConnect =   (T3SQLBrowseConnect)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLBrowseConnect").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLGetInfo		=	(T3SQLGetInfo)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLGetInfo").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLGetTypeInfo	=	(T3SQLGetTypeInfo)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLGetTypeInfo").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLSetConnectAttr	=	(T3SQLSetConnectAttr)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLSetConnectAttr").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLGetConnectAttr	=	(T3SQLGetConnectAttr)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLGetConnectAttr").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLSetEnvAttr	=	(T3SQLSetEnvAttr)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLSetEnvAttr").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLGetEnvAttr	=	(T3SQLGetEnvAttr)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLGetEnvAttr").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLSetStmtAttr	=	(T3SQLSetStmtAttr)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLSetStmtAttr").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLGetStmtAttr	=	(T3SQLGetStmtAttr)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLGetStmtAttr").pData )) == NULL )
		return sal_False;
	/*if( ( pODBC3SQLSetDescField	=	(T3SQLSetDescField)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLSetDescField").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLGetDescField	=	(T3SQLGetDescField)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLGetDescField").pData )) == NULL )
		return sal_False;*/
	/*if( ( pODBC3SQLGetDescRec	=	(T3SQLGetDescRec)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLGetDescRec").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLSetDescRec	=	(T3SQLSetDescRec)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLSetDescRec").pData )) == NULL )
		return sal_False;*/
	if( ( pODBC3SQLPrepare		=	(T3SQLPrepare)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLPrepare").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLBindParameter =	(T3SQLBindParameter)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLBindParameter").pData )) == NULL )
		return sal_False;
//	if( ( pODBC3SQLGetCursorName =	(T3SQLGetCursorName)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLGetCursorName").pData )) == NULL )
//		return sal_False;
	if( ( pODBC3SQLSetCursorName =	(T3SQLSetCursorName)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLSetCursorName").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLExecute		=	(T3SQLExecute)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLExecute").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLExecDirect	=	(T3SQLExecDirect)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLExecDirect").pData )) == NULL )
		return sal_False;
	/*if( ( pODBC3SQLNativeSql		=	(T3SQLNativeSql)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLNativeSql").pData )) == NULL )
		return sal_False;*/
	if( ( pODBC3SQLDescribeParam =   (T3SQLDescribeParam)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLDescribeParam").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLNumParams		=	(T3SQLNumParams)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLNumParams").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLParamData		=	(T3SQLParamData)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLParamData").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLPutData		=	(T3SQLPutData)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLPutData").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLRowCount		=	(T3SQLRowCount)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLRowCount").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLNumResultCols =	(T3SQLNumResultCols)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLNumResultCols").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLDescribeCol	=	(T3SQLDescribeCol)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLDescribeCol").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLColAttribute =	(T3SQLColAttribute)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLColAttribute").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLBindCol		=	(T3SQLBindCol)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLBindCol").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLFetch			=	(T3SQLFetch)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLFetch").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLFetchScroll	=	(T3SQLFetchScroll)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLFetchScroll").pData )) == NULL )
		return sal_False;					
	if( ( pODBC3SQLGetData		=	(T3SQLGetData)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLGetData").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLSetPos		=	(T3SQLSetPos)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLSetPos").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLMoreResults	=	(T3SQLMoreResults)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLMoreResults").pData )) == NULL )
		return sal_False;
	/*if( ( pODBC3SQLGetDiagField	=	(T3SQLGetDiagField)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLGetDiagField").pData )) == NULL )
		return sal_False;*/
	if( ( pODBC3SQLGetDiagRec	=	(T3SQLGetDiagRec)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLGetDiagRec").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLColumnPrivileges = (T3SQLColumnPrivileges)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLColumnPrivileges").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLColumns		=	(T3SQLColumns)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLColumns").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLForeignKeys	=	(T3SQLForeignKeys)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLForeignKeys").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLPrimaryKeys	=	(T3SQLPrimaryKeys)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLPrimaryKeys").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLProcedureColumns =  (T3SQLProcedureColumns)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLProcedureColumns").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLProcedures	=	(T3SQLProcedures)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLProcedures").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLSpecialColumns =  (T3SQLSpecialColumns)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLSpecialColumns").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLStatistics	=   (T3SQLStatistics)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLStatistics").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLTablePrivileges =	(T3SQLTablePrivileges)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLTablePrivileges").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLTables		=   (T3SQLTables)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLTables").pData )) == NULL )
		return sal_False;					
	if( ( pODBC3SQLFreeStmt		=	(T3SQLFreeStmt)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLFreeStmt").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLCloseCursor	=	(T3SQLCloseCursor)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLCloseCursor").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLCancel		=	(T3SQLCancel)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLCancel").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLEndTran		=	(T3SQLEndTran)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLEndTran").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLDisconnect	=	(T3SQLDisconnect)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLDisconnect").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLFreeHandle	=	(T3SQLFreeHandle)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLFreeHandle").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLGetCursorName	=	(T3SQLGetCursorName)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLGetCursorName").pData )) == NULL )
		return sal_False;
	if( ( pODBC3SQLNativeSql	=	(T3SQLNativeSql)osl_getFunctionSymbol(pODBCso, ::rtl::OUString::createFromAscii("SQLNativeSql").pData )) == NULL )
		return sal_False;

	return sal_True;
}
// -------------------------------------------------------------------------
	}
}