/**************************************************************
 * 
 * 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 "ORealDriver.hxx"
#include "odbc/ODriver.hxx"
#include "odbc/OTools.hxx"
#include "odbc/OFunctions.hxx"
#include "diagnose_ex.h"

namespace connectivity
{
	sal_Bool LoadFunctions(oslModule pODBCso);
	sal_Bool LoadLibrary_ODBC3(::rtl::OUString &_rPath);
	// extern declaration of the function pointer
	extern T3SQLAllocHandle pODBC3SQLAllocHandle;
	extern T3SQLConnect pODBC3SQLConnect;
	extern T3SQLDriverConnect pODBC3SQLDriverConnect;
	extern T3SQLBrowseConnect pODBC3SQLBrowseConnect;
	extern T3SQLDataSources pODBC3SQLDataSources;
	extern T3SQLDrivers pODBC3SQLDrivers;
	extern T3SQLGetInfo pODBC3SQLGetInfo;
	extern T3SQLGetFunctions pODBC3SQLGetFunctions;
	extern T3SQLGetTypeInfo pODBC3SQLGetTypeInfo;
	extern T3SQLSetConnectAttr pODBC3SQLSetConnectAttr;
	extern T3SQLGetConnectAttr pODBC3SQLGetConnectAttr;
	extern T3SQLSetEnvAttr pODBC3SQLSetEnvAttr;
	extern T3SQLGetEnvAttr pODBC3SQLGetEnvAttr;
	extern T3SQLSetStmtAttr pODBC3SQLSetStmtAttr;
	extern T3SQLGetStmtAttr pODBC3SQLGetStmtAttr;
	//extern T3SQLSetDescField pODBC3SQLSetDescField;
	//extern T3SQLGetDescField pODBC3SQLGetDescField;
	//extern T3SQLGetDescRec pODBC3SQLGetDescRec;
	//extern T3SQLSetDescRec pODBC3SQLSetDescRec;
	extern T3SQLPrepare pODBC3SQLPrepare;
	extern T3SQLBindParameter pODBC3SQLBindParameter;
	//extern T3SQLGetCursorName pODBC3SQLGetCursorName;
	extern T3SQLSetCursorName pODBC3SQLSetCursorName;
	extern T3SQLExecute pODBC3SQLExecute;
	extern T3SQLExecDirect pODBC3SQLExecDirect;
	//extern T3SQLNativeSql pODBC3SQLNativeSql;
	extern T3SQLDescribeParam pODBC3SQLDescribeParam;
	extern T3SQLNumParams pODBC3SQLNumParams;
	extern T3SQLParamData pODBC3SQLParamData;
	extern T3SQLPutData pODBC3SQLPutData;
	extern T3SQLRowCount pODBC3SQLRowCount;
	extern T3SQLNumResultCols pODBC3SQLNumResultCols;
	extern T3SQLDescribeCol pODBC3SQLDescribeCol;
	extern T3SQLColAttribute pODBC3SQLColAttribute;
	extern T3SQLBindCol pODBC3SQLBindCol;
	extern T3SQLFetch pODBC3SQLFetch;
	extern T3SQLFetchScroll pODBC3SQLFetchScroll;
	extern T3SQLGetData pODBC3SQLGetData;
	extern T3SQLSetPos pODBC3SQLSetPos;
	extern T3SQLBulkOperations pODBC3SQLBulkOperations;
	extern T3SQLMoreResults pODBC3SQLMoreResults;
	//extern T3SQLGetDiagField pODBC3SQLGetDiagField;
	extern T3SQLGetDiagRec pODBC3SQLGetDiagRec;
	extern T3SQLColumnPrivileges pODBC3SQLColumnPrivileges;
	extern T3SQLColumns pODBC3SQLColumns;
	extern T3SQLForeignKeys pODBC3SQLForeignKeys;
	extern T3SQLPrimaryKeys pODBC3SQLPrimaryKeys;
	extern T3SQLProcedureColumns pODBC3SQLProcedureColumns;
	extern T3SQLProcedures pODBC3SQLProcedures;
	extern T3SQLSpecialColumns pODBC3SQLSpecialColumns;
	extern T3SQLStatistics pODBC3SQLStatistics;
	extern T3SQLTablePrivileges pODBC3SQLTablePrivileges;
	extern T3SQLTables pODBC3SQLTables;
	extern T3SQLFreeStmt pODBC3SQLFreeStmt;
	extern T3SQLCloseCursor pODBC3SQLCloseCursor;
	extern T3SQLCancel pODBC3SQLCancel;
	extern T3SQLEndTran pODBC3SQLEndTran;
	extern T3SQLDisconnect pODBC3SQLDisconnect;
	extern T3SQLFreeHandle pODBC3SQLFreeHandle;
	extern T3SQLGetCursorName pODBC3SQLGetCursorName;
	extern T3SQLNativeSql pODBC3SQLNativeSql;


	namespace odbc
	{
		class ORealObdcDriver : public ODBCDriver
		{
		protected:
			virtual oslGenericFunction  getOdbcFunction(sal_Int32 _nIndex)  const;
			virtual SQLHANDLE	EnvironmentHandle(::rtl::OUString &_rPath);
		public:
			ORealObdcDriver(const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rxFactory) : ODBCDriver(_rxFactory) {}
		};

		//------------------------------------------------------------------
oslGenericFunction ORealObdcDriver::getOdbcFunction(sal_Int32 _nIndex) const
{
	oslGenericFunction pFunction = NULL;
	switch(_nIndex)
	{
		case ODBC3SQLAllocHandle:
			pFunction = (oslGenericFunction)pODBC3SQLAllocHandle;
			break;
		case ODBC3SQLConnect:
			pFunction = (oslGenericFunction)pODBC3SQLConnect;
			break;
		case ODBC3SQLDriverConnect:
			pFunction = (oslGenericFunction)pODBC3SQLDriverConnect;
			break;
		case ODBC3SQLBrowseConnect:
			pFunction = (oslGenericFunction)pODBC3SQLBrowseConnect;
			break;
		case ODBC3SQLDataSources:
			pFunction = (oslGenericFunction)pODBC3SQLDataSources;
			break;
		case ODBC3SQLDrivers:
			pFunction = (oslGenericFunction)pODBC3SQLDrivers;
			break;
		case ODBC3SQLGetInfo:

			pFunction = (oslGenericFunction)pODBC3SQLGetInfo;
			break;
		case ODBC3SQLGetFunctions:

			pFunction = (oslGenericFunction)pODBC3SQLGetFunctions;
			break;
		case ODBC3SQLGetTypeInfo:

			pFunction = (oslGenericFunction)pODBC3SQLGetTypeInfo;
			break;
		case ODBC3SQLSetConnectAttr:

			pFunction = (oslGenericFunction)pODBC3SQLSetConnectAttr;
			break;
		case ODBC3SQLGetConnectAttr:

			pFunction = (oslGenericFunction)pODBC3SQLGetConnectAttr;
			break;
		case ODBC3SQLSetEnvAttr:

			pFunction = (oslGenericFunction)pODBC3SQLSetEnvAttr;
			break;
		case ODBC3SQLGetEnvAttr:

			pFunction = (oslGenericFunction)pODBC3SQLGetEnvAttr;
			break;
		case ODBC3SQLSetStmtAttr:

			pFunction = (oslGenericFunction)pODBC3SQLSetStmtAttr;
			break;
		case ODBC3SQLGetStmtAttr:

			pFunction = (oslGenericFunction)pODBC3SQLGetStmtAttr;
			break;
		case ODBC3SQLPrepare:

			pFunction = (oslGenericFunction)pODBC3SQLPrepare;
			break;
		case ODBC3SQLBindParameter:

			pFunction = (oslGenericFunction)pODBC3SQLBindParameter;
			break;
		case ODBC3SQLSetCursorName:

			pFunction = (oslGenericFunction)pODBC3SQLSetCursorName;
			break;
		case ODBC3SQLExecute:

			pFunction = (oslGenericFunction)pODBC3SQLExecute;
			break;
		case ODBC3SQLExecDirect:

			pFunction = (oslGenericFunction)pODBC3SQLExecDirect;
			break;
		case ODBC3SQLDescribeParam:

			pFunction = (oslGenericFunction)pODBC3SQLDescribeParam;
			break;
		case ODBC3SQLNumParams:

			pFunction = (oslGenericFunction)pODBC3SQLNumParams;
			break;
		case ODBC3SQLParamData:

			pFunction = (oslGenericFunction)pODBC3SQLParamData;
			break;
		case ODBC3SQLPutData:

			pFunction = (oslGenericFunction)pODBC3SQLPutData;
			break;
		case ODBC3SQLRowCount:

			pFunction = (oslGenericFunction)pODBC3SQLRowCount;
			break;
		case ODBC3SQLNumResultCols:

			pFunction = (oslGenericFunction)pODBC3SQLNumResultCols;
			break;
		case ODBC3SQLDescribeCol:

			pFunction = (oslGenericFunction)pODBC3SQLDescribeCol;
			break;
		case ODBC3SQLColAttribute:

			pFunction = (oslGenericFunction)pODBC3SQLColAttribute;
			break;
		case ODBC3SQLBindCol:

			pFunction = (oslGenericFunction)pODBC3SQLBindCol;
			break;
		case ODBC3SQLFetch:

			pFunction = (oslGenericFunction)pODBC3SQLFetch;
			break;
		case ODBC3SQLFetchScroll:

			pFunction = (oslGenericFunction)pODBC3SQLFetchScroll;
			break;
		case ODBC3SQLGetData:

			pFunction = (oslGenericFunction)pODBC3SQLGetData;
			break;
		case ODBC3SQLSetPos:

			pFunction = (oslGenericFunction)pODBC3SQLSetPos;
			break;
		case ODBC3SQLBulkOperations:

			pFunction = (oslGenericFunction)pODBC3SQLBulkOperations;
			break;
		case ODBC3SQLMoreResults:

			pFunction = (oslGenericFunction)pODBC3SQLMoreResults;
			break;
		case ODBC3SQLGetDiagRec:

			pFunction = (oslGenericFunction)pODBC3SQLGetDiagRec;
			break;
		case ODBC3SQLColumnPrivileges:

			pFunction = (oslGenericFunction)pODBC3SQLColumnPrivileges;
			break;
		case ODBC3SQLColumns:

			pFunction = (oslGenericFunction)pODBC3SQLColumns;
			break;
		case ODBC3SQLForeignKeys:

			pFunction = (oslGenericFunction)pODBC3SQLForeignKeys;
			break;
		case ODBC3SQLPrimaryKeys:

			pFunction = (oslGenericFunction)pODBC3SQLPrimaryKeys;
			break;
		case ODBC3SQLProcedureColumns:

			pFunction = (oslGenericFunction)pODBC3SQLProcedureColumns;
			break;
		case ODBC3SQLProcedures:

			pFunction = (oslGenericFunction)pODBC3SQLProcedures;
			break;
		case ODBC3SQLSpecialColumns:

			pFunction = (oslGenericFunction)pODBC3SQLSpecialColumns;
			break;
		case ODBC3SQLStatistics:

			pFunction = (oslGenericFunction)pODBC3SQLStatistics;
			break;
		case ODBC3SQLTablePrivileges:

			pFunction = (oslGenericFunction)pODBC3SQLTablePrivileges;
			break;
		case ODBC3SQLTables:

			pFunction = (oslGenericFunction)pODBC3SQLTables;
			break;
		case ODBC3SQLFreeStmt:

			pFunction = (oslGenericFunction)pODBC3SQLFreeStmt;
			break;
		case ODBC3SQLCloseCursor:

			pFunction = (oslGenericFunction)pODBC3SQLCloseCursor;
			break;
		case ODBC3SQLCancel:

			pFunction = (oslGenericFunction)pODBC3SQLCancel;
			break;
		case ODBC3SQLEndTran:

			pFunction = (oslGenericFunction)pODBC3SQLEndTran;
			break;
		case ODBC3SQLDisconnect:

			pFunction = (oslGenericFunction)pODBC3SQLDisconnect;
			break;
		case ODBC3SQLFreeHandle:

			pFunction = (oslGenericFunction)pODBC3SQLFreeHandle;
			break;
		case ODBC3SQLGetCursorName:

			pFunction = (oslGenericFunction)pODBC3SQLGetCursorName;
			break;
		case ODBC3SQLNativeSql:

			pFunction = (oslGenericFunction)pODBC3SQLNativeSql;
			break;
		default:
			OSL_ENSURE(0,"Function unknown!");
	}
	return pFunction;
}

//------------------------------------------------------------------
::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >  SAL_CALL ODBCDriver_CreateInstance(const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rxFactory) throw( ::com::sun::star::uno::Exception )
{
	return *(new ORealObdcDriver(_rxFactory));
}
// -----------------------------------------------------------------------------
// ODBC Environment (gemeinsam fuer alle Connections):
SQLHANDLE ORealObdcDriver::EnvironmentHandle(::rtl::OUString &_rPath)
{
	// Ist (fuer diese Instanz) bereits ein Environment erzeugt worden?
	if (!m_pDriverHandle)
	{
		SQLHANDLE h = SQL_NULL_HANDLE;
		// Environment allozieren

		// ODBC-DLL jetzt laden:
		if (!LoadLibrary_ODBC3(_rPath) || N3SQLAllocHandle(SQL_HANDLE_ENV,SQL_NULL_HANDLE,&h) != SQL_SUCCESS)
			return SQL_NULL_HANDLE;

		// In globaler Struktur merken ...
		m_pDriverHandle = h;
		SQLRETURN nError = N3SQLSetEnvAttr(h, SQL_ATTR_ODBC_VERSION,(SQLPOINTER) SQL_OV_ODBC3, SQL_IS_UINTEGER);
        OSL_UNUSED( nError );
		//N3SQLSetEnvAttr(h, SQL_ATTR_CONNECTION_POOLING,(SQLPOINTER) SQL_CP_ONE_PER_HENV, SQL_IS_INTEGER);
	}

	return m_pDriverHandle;
}
// -----------------------------------------------------------------------------

	}
}