delphin_output_lib_utils.h

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// Delphin 5 Output Library - for reading, writing and exporting of 
//                            Delphin 5 output data
//
// Copyright (C) 2005, 2006, 2009 
//               Andreas Nicolai <andreas.nicolai@tu-dresden.de>
//               http://www.bauklimatik-dresden.de
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.

#ifndef delphin_output_lib_utils_h
#define delphin_output_lib_utils_h

#include <string>
#include <vector>
#include <iostream>
#include <utility>
#include <stdexcept>

#include "delphin_output_lib_types.h"

namespace DELPHIN {

void read_string(std::istream& in, std::string& str);

void write_string(std::ostream& out, const std::string& str);

template<typename T>
void read_vector(std::istream& in, std::vector<T>& vec) {
    unsigned int len;
    in.read(reinterpret_cast<char *>(&len), sizeof(unsigned int));
    if (len > 100000)
        throw std::runtime_error("[read_vector]  Currupt binary data!");
    vec.resize(len);
    in.read(reinterpret_cast<char *>(&vec[0]), sizeof(T)*len);
}

template<typename T>
void write_vector(std::ostream& out, const std::vector<T>& vec) {
    unsigned int len = static_cast<unsigned int>(vec.size());
    out.write(reinterpret_cast<char *>(&len), sizeof(unsigned int));
    out.write(reinterpret_cast<const char *>(&vec[0]), sizeof(T)*len);
}

} // namespace DELPHIN

#endif // delphin_output_lib_utils_h

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