/*

 * 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.

 */

/*

 * $Id: Iconv390TransService.hpp 568078 2007-08-21 11:43:25Z amassari $

 */

#ifndef ICONV390TRANSSERVICE_HPP

#define ICONV390TRANSSERVICE_HPP

#include <xercesc/util/TransService.hpp>

#include <xercesc/util/Mutexes.hpp>

#include <iconv.h>

XERCES_CPP_NAMESPACE_BEGIN

/* Max encoding name in characters. */

#define UCNV_MAX_CONVERTER_NAME_LENGTH 60

typedef struct iconvconverter {

   struct iconvconverter *nextconverter;

   char                   name [UCNV_MAX_CONVERTER_NAME_LENGTH];

   XMLMutex               fMutex;

   iconv_t                fIconv390Descriptor;

   int                    usecount;

} iconvconverter_t;

class XMLUTIL_EXPORT Iconv390TransService : public XMLTransService

{

public :

    // -----------------------------------------------------------------------

    //  Constructors and Destructor

    // -----------------------------------------------------------------------

    Iconv390TransService();

    ~Iconv390TransService();

    // -----------------------------------------------------------------------

    //  Implementation of the virtual transcoding service API

    // -----------------------------------------------------------------------

    virtual int compareIString

    (

        const   XMLCh* const    comp1

        , const XMLCh* const    comp2

    );

    virtual int compareNIString

    (

        const   XMLCh* const    comp1

        , const XMLCh* const    comp2

        , const unsigned int    maxChars

    );

    virtual const XMLCh* getId() const;

    virtual bool isSpace(const XMLCh toCheck) const;

    virtual XMLLCPTranscoder* makeNewLCPTranscoder();

    virtual bool supportsSrcOfs() const;

    virtual void upperCase(XMLCh* const toUpperCase) const;

    virtual void lowerCase(XMLCh* const toLowerCase) const;

protected :

    // -----------------------------------------------------------------------

    //  Protected virtual methods

    // -----------------------------------------------------------------------

    virtual XMLTranscoder* makeNewXMLTranscoder

    (

        const   XMLCh* const            encodingName

        ,       XMLTransService::Codes& resValue

        , const unsigned int            blockSize

        ,       MemoryManager* const    manager

    );

private :

    // -----------------------------------------------------------------------

    //  Unimplemented constructors and operators

    // -----------------------------------------------------------------------

    Iconv390TransService(const Iconv390TransService&);

    Iconv390TransService& operator=(const Iconv390TransService&);

};

class XMLUTIL_EXPORT Iconv390LCPTranscoder : public XMLLCPTranscoder

{

public :

    // -----------------------------------------------------------------------

    //  Constructors and Destructor

    // -----------------------------------------------------------------------

    Iconv390LCPTranscoder();

    Iconv390LCPTranscoder(iconvconverter_t* const toAdopt);

    ~Iconv390LCPTranscoder();

    // -----------------------------------------------------------------------

    //  Implementation of the virtual transcoder interface

    // -----------------------------------------------------------------------

    virtual unsigned int calcRequiredSize(const char* const srcText

        , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);

    virtual unsigned int calcRequiredSize(const XMLCh* const srcText

        , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);

    virtual char* transcode(const XMLCh* const toTranscode);

    virtual char* transcode(const XMLCh* const toTranscode,

                            MemoryManager* const manager);

    virtual bool transcode

    (

        const   XMLCh* const    toTranscode

        ,       char* const     toFill

        , const unsigned int    maxBytes

        , MemoryManager* const  manager = XMLPlatformUtils::fgMemoryManager

    );

    virtual XMLCh* transcode(const char* const toTranscode);

    virtual XMLCh* transcode(const char* const toTranscode,

                             MemoryManager* const manager);

    virtual bool transcode

    (

        const   char* const     toTranscode

        ,       XMLCh* const    toFill

        , const unsigned int    maxChars

        , MemoryManager* const  manager = XMLPlatformUtils::fgMemoryManager

    );

private :

    // -----------------------------------------------------------------------

    //  Unimplemented constructors and operators

    // -----------------------------------------------------------------------

    Iconv390LCPTranscoder(const Iconv390LCPTranscoder&);

    Iconv390LCPTranscoder& operator=(const Iconv390LCPTranscoder&);

    iconvconverter_t *converter;

};

XERCES_CPP_NAMESPACE_END

#endif