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       1                 :            : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2                 :            : /*
       3                 :            :  * This file is part of the LibreOffice project.
       4                 :            :  *
       5                 :            :  * This Source Code Form is subject to the terms of the Mozilla Public
       6                 :            :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7                 :            :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8                 :            :  *
       9                 :            :  * This file incorporates work covered by the following license notice:
      10                 :            :  *
      11                 :            :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12                 :            :  *   contributor license agreements. See the NOTICE file distributed
      13                 :            :  *   with this work for additional information regarding copyright
      14                 :            :  *   ownership. The ASF licenses this file to you under the Apache
      15                 :            :  *   License, Version 2.0 (the "License"); you may not use this file
      16                 :            :  *   except in compliance with the License. You may obtain a copy of
      17                 :            :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18                 :            :  */
      19                 :            : #ifndef _CONNECTIVITY_SQLSCAN_HXX
      20                 :            : #define _CONNECTIVITY_SQLSCAN_HXX
      21                 :            : 
      22                 :            : #include <stdarg.h>
      23                 :            : #include "connectivity/IParseContext.hxx"
      24                 :            : #include "connectivity/dbtoolsdllapi.hxx"
      25                 :            : 
      26                 :            : namespace connectivity
      27                 :            : {
      28                 :            :     //==========================================================================
      29                 :            :     //= OSQLScanner
      30                 :            :     //==========================================================================
      31                 :            :     /** Scanner for SQL92
      32                 :            :     */
      33                 :            :     class OOO_DLLPUBLIC_DBTOOLS OSQLScanner
      34                 :            :     {
      35                 :            :         const IParseContext*    m_pContext;                 // context for parse, knows all international stuff
      36                 :            :         ::rtl::OString          m_sStatement;               // statement to parse
      37                 :            :         ::rtl::OUString         m_sErrorMessage;
      38                 :            : 
      39                 :            :         sal_Int32               m_nCurrentPos;             // next position to read from the statement
      40                 :            :         sal_Bool                m_bInternational;          // do we have a statement which may uses
      41                 :            :         sal_Int32               m_nRule;                   // rule to be set
      42                 :            : 
      43                 :            :     public:
      44                 :            :         OSQLScanner();
      45                 :            :         virtual ~OSQLScanner();
      46                 :            : 
      47                 :         52 :         inline static void * SAL_CALL operator new( size_t nSize ) SAL_THROW(())
      48                 :         52 :             { return ::rtl_allocateMemory( nSize ); }
      49                 :            :         inline static void * SAL_CALL operator new( size_t,void* _pHint ) SAL_THROW(())
      50                 :            :             { return _pHint; }
      51                 :         52 :         inline static void SAL_CALL operator delete( void * pMem ) SAL_THROW(())
      52                 :         52 :             { ::rtl_freeMemory( pMem ); }
      53                 :            :         inline static void SAL_CALL operator delete( void *,void* ) SAL_THROW(())
      54                 :            :             {  }
      55                 :            : 
      56                 :            :         virtual sal_Int32 SQLyygetc(void);
      57                 :            :         virtual void SQLyyerror(char *fmt);
      58                 :          0 :         virtual void output(sal_Int32) { OSL_FAIL("Internal error in sdblex.l: output not possible"); }
      59                 :          0 :         virtual void ECHO(void) { OSL_FAIL("Internal error in sdblex.l: ECHO not possible"); }
      60                 :            :         virtual IParseContext::InternationalKeyCode getInternationalTokenID(const char* sToken) const;
      61                 :            : 
      62                 :            :         // setting the new information before scanning
      63                 :            :         void prepareScan(const ::rtl::OUString & rNewStatement, const IParseContext* pContext, sal_Bool bInternational);
      64                 :          2 :         const ::rtl::OUString& getErrorMessage() const {return m_sErrorMessage;}
      65                 :         72 :         ::rtl::OString getStatement() const { return m_sStatement; }
      66                 :            : 
      67                 :            :         sal_Int32 SQLlex();
      68                 :            :         // set this as scanner for flex
      69                 :            :         void setScanner(sal_Bool _bNull=sal_False);
      70                 :            :         // rules settings
      71                 :        560 :         void SetRule(sal_Int32 nRule) {m_nRule = nRule;}
      72                 :            :         sal_Int32   GetGERRule() const;
      73                 :            :         sal_Int32   GetENGRule() const;
      74                 :            :         sal_Int32   GetSQLRule() const;
      75                 :            :         sal_Int32   GetDATERule() const;
      76                 :            :         sal_Int32   GetSTRINGRule() const;
      77                 :         72 :         inline sal_Int32 GetCurrentPos() const { return m_nCurrentPos; }
      78                 :            :     };
      79                 :            : }
      80                 :            : 
      81                 :            : #endif
      82                 :            : 
      83                 :            : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */