/usr/include/Poco/Buffer.h is in libpoco-dev 1.3.6p1-5+deb8u1.
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// Buffer.h
//
// $Id: //poco/1.3/Foundation/include/Poco/Buffer.h#3 $
//
// Library: Foundation
// Package: Core
// Module: Buffer
//
// Definition of the Buffer class.
//
// Copyright (c) 2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
// this license (the "Software") to use, reproduce, display, distribute,
// execute, and transmit the Software, and to prepare derivative works of the
// Software, and to permit third-parties to whom the Software is furnished to
// do so, all subject to the following:
//
// The copyright notices in the Software and this entire statement, including
// the above license grant, this restriction and the following disclaimer,
// must be included in all copies of the Software, in whole or in part, and
// all derivative works of the Software, unless such copies or derivative
// works are solely in the form of machine-executable object code generated by
// a source language processor.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
#ifndef Foundation_Buffer_INCLUDED
#define Foundation_Buffer_INCLUDED
#include "Poco/Foundation.h"
#include <cstddef>
namespace Poco {
template <class T>
class Buffer
/// A very simple buffer class that allocates a buffer of
/// a given type and size in the constructor and
/// deallocates the buffer in the destructor.
///
/// This class is useful everywhere where a temporary buffer
/// is needed.
{
public:
Buffer(std::size_t size):
_size(size),
_ptr(new T[size])
/// Creates and allocates the Buffer.
{
}
~Buffer()
/// Destroys the Buffer.
{
delete [] _ptr;
}
std::size_t size() const
/// Returns the size of the buffer.
{
return _size;
}
T* begin()
/// Returns a pointer to the beginning of the buffer.
{
return _ptr;
}
const T* begin() const
/// Returns a pointer to the beginning of the buffer.
{
return _ptr;
}
T* end()
/// Returns a pointer to end of the buffer.
{
return _ptr + _size;
}
const T* end() const
/// Returns a pointer to the end of the buffer.
{
return _ptr + _size;
}
T& operator [] (std::size_t index)
{
poco_assert (index < _size);
return _ptr[index];
}
const T& operator [] (std::size_t index) const
{
poco_assert (index < _size);
return _ptr[index];
}
private:
Buffer();
Buffer(const Buffer&);
Buffer& operator = (const Buffer&);
std::size_t _size;
T* _ptr;
};
} // namespace Poco
#endif // Foundation_Buffer_INCLUDED
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