cdrfile.h

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// OSB library ************************************************ -*- C++ -*-
/*
  AUTHOR(S): Stephan Broennimann (vb)

  RCS information
   $Name: OSB_060808 $
   $Revision: 1.27 $

  License
   OSB rating and billing library for communication networks
   Copyright (C) 2004, 2005, 2006  OSB systems

   This file may be distributed and/or modify under the terms of the
   GNU General Public License (GPL) as published by the Free Software
   Foundation which is provided in the file LICENSE.GPL included in the
   packaging of this file.

   The file is distributed in the hope that it will be useful, but WITHOUT
   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
   for more details.

   Holders of a OSB Commercial License may use this file under the terms
   and conditions of this commercial license.
 */
#ifndef _CDRFILE_H_
#define _CDRFILE_H_

// ************************************************************************
// included header files
// + standard includes
#include <cstdio>
#include <string>

// + libraries

// + local headers
#include "asn1fwd.h"

// + class declarations
namespace OSB_LIB {
    class Cdr;
    class Asn1Reader;
    class Asn1Writer;
}

// ************************************************************************
// namespace extensions
namespace OSB_LIB {

// ************************************************************************
// class definitions
    class FileBase {
    public:
        FileBase();
        virtual ~FileBase();

    private:
        FileBase(const FileBase&);
        FileBase& operator=(const FileBase&);

    public:                             // information
        bool isOpen() const;
        const std::string& name() const;
        const std::string& dir() const;
        const std::string path() const;
        bool eof();
        bool error();

        FILE* file();

    public:                             // manipulation
        virtual int close();

        int remove();

        int rename(const std::string& newName);

    protected:
        int open(
            const std::string& dir,
            const std::string& name,
            const char*        mode
        );

    protected:
        FILE* file_;
        std::string name_;
        std::string dir_;
    };                                  // class FileBase

    class CdrInputFile : public FileBase {
    public:
        CdrInputFile();

    private:
        CdrInputFile(const CdrInputFile&);
        CdrInputFile& operator=(const CdrInputFile&);

    public:                             // manipulation
        int open(
            const std::string& path,
                  bool         binary
        );
        int open(
            const std::string& dir,
            const std::string& name,
                  bool         binary
        );

        bool readLine(std::string* dest);

        bool readAsn1(Asn1Reader* dest);
    };                                  // class CdrInputFile

    class CdrOutputFile : public FileBase {
    public:
        CdrOutputFile(
            const size_t        blockSize = 0,
            const unsigned char filler    = 0x00
        );

        virtual int close();

    private:
        CdrOutputFile(const CdrOutputFile&);
        CdrOutputFile& operator=(const CdrOutputFile&);

    public:
        int open(
            const std::string& path
        );

        int open(
            const std::string& dir,
            const std::string& name
        );

        int flush();

        int write(
            const Cdr&        cdr,
                  Asn1Writer& writer
        );

        int write(const std::string& record);

        int write(const Asn1Data& asn1);

    public:
        //@name ASN.1 block support.

        size_t blkSz_;
        unsigned char          filler_;
        size_t cnt_;
    };                                  // class CdrOutputFile
}                                       // namespace OSB_LIB
#endif                                  // #ifndef _CDRFILE_H_

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