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186 lines (136 loc) · 3.75 KB
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//
// HTTPHeaderStream.cpp
//
// $Id: //poco/1.3/Net/src/HTTPHeaderStream.cpp#1 $
//
// Library: Net
// Package: HTTP
// Module: HTTPHeaderStream
//
// Copyright (c) 2005-2006, 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.
//
#include "Poco/Net/HTTPHeaderStream.h"
#include "Poco/Net/HTTPSession.h"
namespace Poco {
namespace Net {
//
// HTTPHeaderStreamBuf
//
HTTPHeaderStreamBuf::HTTPHeaderStreamBuf(HTTPSession& session, openmode mode):
HTTPBasicStreamBuf(HTTPBufferAllocator::BUFFER_SIZE, mode),
_session(session),
_end(false)
{
}
HTTPHeaderStreamBuf::~HTTPHeaderStreamBuf()
{
}
int HTTPHeaderStreamBuf::readFromDevice(char* buffer, std::streamsize length)
{
// read line-by-line; an empty line denotes the end of the headers.
static const int eof = std::char_traits<char>::eof();
if (_end) return 0;
int n = 0;
int ch = _session.get();
while (ch != eof && ch != '\n' && n < length - 1)
{
*buffer++ = (char) ch; ++n;
ch = _session.get();
}
if (ch != eof)
{
*buffer++ = (char) ch; ++n;
if (n == 2) _end = true;
}
return n;
}
int HTTPHeaderStreamBuf::writeToDevice(const char* buffer, std::streamsize length)
{
return _session.write(buffer, length);
}
//
// HTTPHeaderIOS
//
HTTPHeaderIOS::HTTPHeaderIOS(HTTPSession& session, HTTPHeaderStreamBuf::openmode mode):
_buf(session, mode)
{
poco_ios_init(&_buf);
}
HTTPHeaderIOS::~HTTPHeaderIOS()
{
try
{
_buf.sync();
}
catch (...)
{
}
}
HTTPHeaderStreamBuf* HTTPHeaderIOS::rdbuf()
{
return &_buf;
}
//
// HTTPHeaderInputStream
//
Poco::MemoryPool HTTPHeaderInputStream::_pool(sizeof(HTTPHeaderInputStream));
HTTPHeaderInputStream::HTTPHeaderInputStream(HTTPSession& session):
HTTPHeaderIOS(session, std::ios::in),
std::istream(&_buf)
{
}
HTTPHeaderInputStream::~HTTPHeaderInputStream()
{
}
void* HTTPHeaderInputStream::operator new(size_t size)
{
return _pool.get();
}
void HTTPHeaderInputStream::operator delete(void* ptr)
{
_pool.release(ptr);
}
//
// HTTPHeaderOutputStream
//
Poco::MemoryPool HTTPHeaderOutputStream::_pool(sizeof(HTTPHeaderOutputStream));
HTTPHeaderOutputStream::HTTPHeaderOutputStream(HTTPSession& session):
HTTPHeaderIOS(session, std::ios::out),
std::ostream(&_buf)
{
}
HTTPHeaderOutputStream::~HTTPHeaderOutputStream()
{
}
void* HTTPHeaderOutputStream::operator new(size_t size)
{
return _pool.get();
}
void HTTPHeaderOutputStream::operator delete(void* ptr)
{
_pool.release(ptr);
}
} } // namespace Poco::Net