new trunk (base for 1.5)

windows build only

Net/src/HTTPFixedLengthStream.cpp

@@ -0,0 +1,189 @@
+//
+// HTTPFixedLengthStream.cpp
+//
+// $Id: //poco/1.4/Net/src/HTTPFixedLengthStream.cpp#1 $
+//
+// Library: Net
+// Package: HTTP
+// Module:  HTTPFixedLengthStream
+//
+// 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/HTTPFixedLengthStream.h"
+#include "Poco/Net/HTTPSession.h"
+
+
+using Poco::BufferedStreamBuf;
+
+
+namespace Poco {
+namespace Net {
+
+
+//
+// HTTPFixedLengthStreamBuf
+//
+
+
+HTTPFixedLengthStreamBuf::HTTPFixedLengthStreamBuf(HTTPSession& session, std::streamsize length, openmode mode):
+	HTTPBasicStreamBuf(HTTPBufferAllocator::BUFFER_SIZE, mode),
+	_session(session),
+	_length(length),
+	_count(0)
+{
+}
+
+
+HTTPFixedLengthStreamBuf::~HTTPFixedLengthStreamBuf()
+{
+}
+
+
+int HTTPFixedLengthStreamBuf::readFromDevice(char* buffer, std::streamsize length)
+{
+	int n = 0;
+	if (_count < _length)
+	{
+		if (_count + length > _length)
+			length = _length - _count;
+		n = _session.read(buffer, length);
+		if (n > 0) _count += n;
+	}
+	return n;
+}
+
+
+int HTTPFixedLengthStreamBuf::writeToDevice(const char* buffer, std::streamsize length)
+{
+	int n = 0;
+	if (_count < _length)
+	{
+		if (_count + length > _length)
+			length = _length - _count;
+		n = _session.write(buffer, length);
+		if (n > 0) _count += n;
+	}
+	return n;
+}
+
+
+//
+// HTTPFixedLengthIOS
+//
+
+
+HTTPFixedLengthIOS::HTTPFixedLengthIOS(HTTPSession& session, std::streamsize length, HTTPFixedLengthStreamBuf::openmode mode):
+	_buf(session, length, mode)
+{
+	poco_ios_init(&_buf);
+}
+
+
+HTTPFixedLengthIOS::~HTTPFixedLengthIOS()
+{
+	try
+	{
+		_buf.sync();
+	}
+	catch (...)
+	{
+	}
+}
+
+
+HTTPFixedLengthStreamBuf* HTTPFixedLengthIOS::rdbuf()
+{
+	return &_buf;
+}
+
+
+//
+// HTTPFixedLengthInputStream
+//
+
+
+Poco::MemoryPool HTTPFixedLengthInputStream::_pool(sizeof(HTTPFixedLengthInputStream));
+
+
+HTTPFixedLengthInputStream::HTTPFixedLengthInputStream(HTTPSession& session, std::streamsize length):
+	HTTPFixedLengthIOS(session, length, std::ios::in),
+	std::istream(&_buf)
+{
+}
+
+
+HTTPFixedLengthInputStream::~HTTPFixedLengthInputStream()
+{
+}
+
+
+void* HTTPFixedLengthInputStream::operator new(std::size_t size)
+{
+	return _pool.get();
+}
+
+
+void HTTPFixedLengthInputStream::operator delete(void* ptr)
+{
+	_pool.release(ptr);
+}
+
+
+//
+// HTTPFixedLengthOutputStream
+//
+
+
+Poco::MemoryPool HTTPFixedLengthOutputStream::_pool(sizeof(HTTPFixedLengthOutputStream));
+
+
+HTTPFixedLengthOutputStream::HTTPFixedLengthOutputStream(HTTPSession& session, std::streamsize length):
+	HTTPFixedLengthIOS(session, length, std::ios::out),
+	std::ostream(&_buf)
+{
+}
+
+
+HTTPFixedLengthOutputStream::~HTTPFixedLengthOutputStream()
+{
+}
+
+
+void* HTTPFixedLengthOutputStream::operator new(std::size_t size)
+{
+	return _pool.get();
+}
+
+
+void HTTPFixedLengthOutputStream::operator delete(void* ptr)
+{
+	_pool.release(ptr);
+}
+
+
+} } // namespace Poco::Net