asn1encode.h

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

  RCS information
   $Name: OSB_060808 $
   $Revision: 1.1 $

  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 _ASN1ENCODE_H_
#define _ASN1ENCODE_H_

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

// + libraries

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

// + class declarations
namespace OSB_LIB {
    class Asn1Buffer;                   // asn1writer.h
}

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

// ************************************************************************
// forward declarations

// ************************************************************************
// type definitions

// ************************************************************************
// class definitions
    class Asn1Encoder {
    public:
        virtual ~Asn1Encoder() {}
    public:
        virtual void operator()(Asn1Buffer& dest) const = 0;
        virtual size_t tagValue() const = 0;
    };                                  // class Asn1Encoder

    class Asn1DataEncoder {
    public:
        virtual ~Asn1DataEncoder() {}
    public:
        virtual void operator()(Asn1Data& dest) const = 0;
        virtual size_t tagValue() const = 0;
    };                                  // class Asn1DataEncoder

    class Long2Asn1 : public Asn1DataEncoder {
    public:
        Long2Asn1(
            size_t tagVal,
            long   src
        ) : tag_(tagVal), src_(src) {}

        void operator()(Asn1Data& dest) const;

        // Documentation from base class.
        size_t tagValue() const { return tag_; }
    private:
        size_t tag_;
        long src_;
    };                                  // class Long2Asn1

    class String2Asn1 : public Asn1DataEncoder {
    public:
        String2Asn1(
                  size_t       tagVal,
            const std::string& src
        ) : tag_(tagVal), src_(src)
        {
            // empty
        }

        void operator()(Asn1Data& dest) const;

        // Documentation from base class.
        size_t tagValue() const { return tag_; }
    private:
        size_t tag_;
        std::string src_;
    };                                  // class String2Asn1

    class Data2Asn1 : public Asn1DataEncoder {
    public:
        Data2Asn1(
                  size_t    tag,
            const Asn1Data& src
        ) : tag_(tag), src_(src) {}

        void operator()(Asn1Data& dest) const;

        size_t tagValue() const { return tag_; }
    private:
        size_t tag_;
        const Asn1Data& src_;
    };
}                                       // namespace OSB_LIB

// ************************************************************************
// inline definitions
namespace OSB_LIB {
}                                       // namespace OSB_LIB
#endif                                  // #ifndef _ASN1ENCODE_H_

---