translate.h
// translate.h -- data translation classes for StateIn and StateOut
//
// Copyright (C) 1997 Limit Point Systems, Inc.
//
// Author: Curtis Janssen <cljanss@limitpt.com>
// Maintainer: LPS
//
// This file is part of the SC Toolkit.
//
// The SC Toolkit is free software; you can redistribute it and/or modify
// it under the terms of the GNU Library General Public License as published by
// the Free Software Foundation; either version 2, or (at your option)
// any later version.
//
// The SC Toolkit 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 Library General Public License for more details.
//
// You should have received a copy of the GNU Library General Public License
// along with the SC Toolkit; see the file COPYING.LIB. If not, write to
// the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
//
// The U.S. Government is granted a limited license as per AL 91-7.
//
#ifndef _util_state_translate_h
#define _util_state_translate_h
#ifdef HAVE_CONFIG_H
#include <scconfig.h>
#endif
#if defined(WORDS_BIGENDIAN)
#define BIGENDIAN 1
#else
#define BIGENDIAN 0
#endif
namespace sc {
class TranslateData {
public:
TranslateData();
virtual ~TranslateData();
virtual char format_code();
static TranslateData *vctor(char code);
virtual void to_native (char *, int n);
virtual void to_external(char *, int n);
virtual void to_native (short *, int n);
virtual void to_external(short *, int n);
virtual void to_native (unsigned int *, int n);
virtual void to_external(unsigned int *, int n);
virtual void to_native (int *, int n);
virtual void to_external(int *, int n);
virtual void to_native (long *, int n);
virtual void to_external(long *, int n);
virtual void to_native (float *, int n);
virtual void to_external(float *, int n);
virtual void to_native (double *, int n);
virtual void to_external(double *, int n);
virtual void to_native (char *target, const void *source, int n);
virtual void to_external(void *target, const char *source, int n);
virtual void to_native (short *, const void *, int n);
virtual void to_external(void *, const short *, int n);
virtual void to_native (unsigned int *, const void *, int n);
virtual void to_external(void *, const unsigned int *, int n);
virtual void to_native (int *, const void *, int n);
virtual void to_external(void *, const int *, int n);
virtual void to_native (long *, const void *, int n);
virtual void to_external(void *, const long *, int n);
virtual void to_native (float *, const void *, int n);
virtual void to_external(void *, const float *, int n);
virtual void to_native (double *, const void *, int n);
virtual void to_external(void *, const double *, int n);
};
class TranslateDataByteSwap: public TranslateData {
public:
TranslateDataByteSwap();
virtual ~TranslateDataByteSwap();
virtual char format_code();
virtual void to_native (char *, int n);
virtual void to_external(char *, int n);
virtual void to_native (short *, int n);
virtual void to_external(short *, int n);
virtual void to_native (unsigned int *, int n);
virtual void to_external(unsigned int *, int n);
virtual void to_native (int *, int n);
virtual void to_external(int *, int n);
virtual void to_native (long *, int n);
virtual void to_external(long *, int n);
virtual void to_native (float *, int n);
virtual void to_external(float *, int n);
virtual void to_native (double *, int n);
virtual void to_external(double *, int n);
virtual void to_native (char *, const void *, int n);
virtual void to_external(void *, const char *, int n);
virtual void to_native (short *, const void *, int n);
virtual void to_external(void *, const short *, int n);
virtual void to_native (unsigned int *, const void *, int n);
virtual void to_external(void *, const unsigned int *, int n);
virtual void to_native (int *, const void *, int n);
virtual void to_external(void *, const int *, int n);
virtual void to_native (long *, const void *, int n);
virtual void to_external(void *, const long *, int n);
virtual void to_native (float *, const void *, int n);
virtual void to_external(void *, const float *, int n);
virtual void to_native (double *, const void *, int n);
virtual void to_external(void *, const double *, int n);
};
#if BIGENDIAN
typedef TranslateDataByteSwap TranslateDataLittleEndian;
typedef TranslateData TranslateDataBigEndian;
#else
typedef TranslateDataByteSwap TranslateDataBigEndian;
typedef TranslateData TranslateDataLittleEndian;
#endif
class StateOut;
class TranslateDataOut {
private:
StateOut *so_;
TranslateData *translate_;
// the translation buffer
enum { bufsize = 8192 };
char buf_[bufsize];
protected:
int putv(const void*d,int s);
public:
TranslateDataOut(StateOut*s, TranslateData*t);
virtual ~TranslateDataOut();
virtual int put(const char*,int);
virtual int put(const short*,int);
virtual int put(const unsigned int*,int);
virtual int put(const int*,int);
virtual int put(const long*,int);
virtual int put(const float*,int);
virtual int put(const double*,int);
TranslateData *translator() { return translate_; }
};
class StateIn;
class TranslateDataIn {
private:
StateIn *si_;
TranslateData *translate_;
protected:
int getv(void*d,int s);
public:
TranslateDataIn(StateIn*s, TranslateData *t);
virtual ~TranslateDataIn();
virtual int get(char*,int);
virtual int get(short*,int);
virtual int get(unsigned int*,int);
virtual int get(int*,int);
virtual int get(long*,int);
virtual int get(float*,int);
virtual int get(double*,int);
TranslateData *translator() { return translate_; }
};
}
#endif
// Local Variables:
// mode: c++
// c-file-style: "CLJ"
// End: