mirror of
https://github.com/pocoproject/poco.git
synced 2025-11-04 12:17:37 +01:00
108 lines
3.9 KiB
C++
108 lines
3.9 KiB
C++
//
|
|
// StreamCopier.h
|
|
//
|
|
// $Id: //poco/1.4/Foundation/include/Poco/StreamCopier.h#2 $
|
|
//
|
|
// Library: Foundation
|
|
// Package: Streams
|
|
// Module: StreamCopier
|
|
//
|
|
// Definition of class StreamCopier.
|
|
//
|
|
// Copyright (c) 2004-2006, 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_StreamCopier_INCLUDED
|
|
#define Foundation_StreamCopier_INCLUDED
|
|
|
|
|
|
#include "Poco/Foundation.h"
|
|
#include <istream>
|
|
#include <ostream>
|
|
#include <cstddef>
|
|
|
|
|
|
namespace Poco {
|
|
|
|
|
|
class Foundation_API StreamCopier
|
|
/// This class provides static methods to copy the contents from one stream
|
|
/// into another.
|
|
{
|
|
public:
|
|
static std::streamsize copyStream(std::istream& istr, std::ostream& ostr, std::size_t bufferSize = 8192);
|
|
/// Writes all bytes readable from istr to ostr, using an internal buffer.
|
|
///
|
|
/// Returns the number of bytes copied.
|
|
|
|
#if defined(POCO_HAVE_INT64)
|
|
static Poco::UInt64 copyStream64(std::istream& istr, std::ostream& ostr, std::size_t bufferSize = 8192);
|
|
/// Writes all bytes readable from istr to ostr, using an internal buffer.
|
|
///
|
|
/// Returns the number of bytes copied as a 64-bit unsigned integer.
|
|
///
|
|
/// Note: the only difference to copyStream() is that a 64-bit unsigned
|
|
/// integer is used to count the number of bytes copied.
|
|
#endif
|
|
|
|
static std::streamsize copyStreamUnbuffered(std::istream& istr, std::ostream& ostr);
|
|
/// Writes all bytes readable from istr to ostr.
|
|
///
|
|
/// Returns the number of bytes copied.
|
|
|
|
#if defined(POCO_HAVE_INT64)
|
|
static Poco::UInt64 copyStreamUnbuffered64(std::istream& istr, std::ostream& ostr);
|
|
/// Writes all bytes readable from istr to ostr.
|
|
///
|
|
/// Returns the number of bytes copied as a 64-bit unsigned integer.
|
|
///
|
|
/// Note: the only difference to copyStreamUnbuffered() is that a 64-bit unsigned
|
|
/// integer is used to count the number of bytes copied.
|
|
#endif
|
|
|
|
static std::streamsize copyToString(std::istream& istr, std::string& str, std::size_t bufferSize = 8192);
|
|
/// Appends all bytes readable from istr to the given string, using an internal buffer.
|
|
///
|
|
/// Returns the number of bytes copied.
|
|
|
|
#if defined(POCO_HAVE_INT64)
|
|
static Poco::UInt64 copyToString64(std::istream& istr, std::string& str, std::size_t bufferSize = 8192);
|
|
/// Appends all bytes readable from istr to the given string, using an internal buffer.
|
|
///
|
|
/// Returns the number of bytes copied as a 64-bit unsigned integer.
|
|
///
|
|
/// Note: the only difference to copyToString() is that a 64-bit unsigned
|
|
/// integer is used to count the number of bytes copied.
|
|
#endif
|
|
};
|
|
|
|
|
|
} // namespace Poco
|
|
|
|
|
|
#endif // Foundation_StreamCopier_INCLUDED
|