binaryUtils.tpp

/*---------------------------------------------------------------------------*\
*
*  bitpit
*
*  Copyright (C) 2015-2021 OPTIMAD engineering Srl
*
*  -------------------------------------------------------------------------
*  License
*  This file is part of bitpit.
*
*  bitpit is free software: you can redistribute it and/or modify it
*  under the terms of the GNU Lesser General Public License v3 (LGPL)
*  as published by the Free Software Foundation.
*
*  bitpit 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.
*
*  You should have received a copy of the GNU Lesser General Public License
*  along with bitpit. If not, see <http://www.gnu.org/licenses/>.
*
\*---------------------------------------------------------------------------*/
 
#ifndef __BITPIT_COMMON_BINARY_UTILS_TPP__
#define __BITPIT_COMMON_BINARY_UTILS_TPP__
 
namespace bitpit {
 
namespace utils {
 
namespace binary {
 
template<typename T, typename std::enable_if<std::is_pod<T>::value>::type*>
void write(std::ostream &stream, const std::vector<T> &container)
{
    size_t size = container.size();
    write(stream, size);
 
    write(stream, container.data(), size * sizeof(T));
}
 
template<typename T, std::size_t dim, typename std::enable_if<std::is_pod<T>::value>::type*>
void write(std::ostream &stream, const std::array<T, dim> &container)
{
    write(stream, container.data(), dim * sizeof(T));
}
 
template<typename T, std::size_t dim, typename std::enable_if<!std::is_pod<T>::value>::type*>
void write(std::ostream &stream, const std::array<T, dim> &container)
{
    for (std::size_t i = 0; i < dim; ++i) {
        write(stream, container[i]);
    }
}
 
template<typename T, typename std::enable_if<utils::is_iterable<T>::value>::type*>
void write(std::ostream &stream, const T &value)
{
    write(stream, value.size());
 
    for (const auto &item : value) {
        write(stream, item);
    }
}
 
template<typename T, typename std::enable_if<std::is_pod<T>::value>::type*>
void write(std::ostream &stream, const T &value)
{
    write(stream, &value, sizeof(T));
}
 
template<typename T>
void write(std::ostream &stream, const T &value, size_t size)
{
    stream.write(&value, size);
}
 
template<typename T>
void write(std::ostream &stream, const T *value, size_t size)
{
    stream.write(reinterpret_cast<const char*>(value), size);
}
 
template<typename T>
void write(std::ostream &stream, T *value, size_t size)
{
    stream.write(reinterpret_cast<char*>(value), size);
}
 
template<typename T, typename std::enable_if<std::is_pod<T>::value>::type*>
void read(std::istream &stream, std::vector<T> &container)
{
    size_t size;
    read(stream, size);
 
    container.resize(size);
    read(stream, container.data(), size * sizeof(T));
}
 
template<typename T, std::size_t dim, typename std::enable_if<std::is_pod<T>::value>::type*>
void read(std::istream &stream, std::array<T, dim> &container)
{
    read(stream, container.data(), dim * sizeof(T));
}
 
template<typename T, std::size_t dim, typename std::enable_if<!std::is_pod<T>::value>::type*>
void read(std::istream &stream, std::array<T, dim> &container)
{
    for (std::size_t i = 0; i < dim; ++i) {
        read(stream, container[i]);
    }
}
 
template<typename T, typename std::enable_if<utils::is_iterable<T>::value>::type*>
void read(std::istream &stream, T &value)
{
    size_t size;
    read(stream, size);
 
    value.resize(size);
    for (auto &item : value) {
        read(stream, item);
    }
}
 
template<typename T, typename std::enable_if<std::is_pod<T>::value>::type*>
void read(std::istream &stream, T &value)
{
    read(stream, &value, sizeof(T));
}
 
template<typename T>
void read(std::istream &stream, T &value, size_t size)
{
    read(stream, &value, size);
}
 
template<typename T>
void read(std::istream &stream, T *value, size_t size)
{
    stream.read(reinterpret_cast<char*>(value), size);
}
 
}
 
}
 
}
 
#endif