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cos-cpp-sdk/third_party/include/Poco/Net/QuotedPrintableEncoder.h

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+//
+// QuotedPrintableEncoder.h
+//
+// Library: Net
+// Package: Messages
+// Module:  QuotedPrintableEncoder
+//
+// Definition of the QuotedPrintableEncoder class.
+//
+// Copyright (c) 2005-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#ifndef Net_QuotedPrintableEncoder_INCLUDED
+#define Net_QuotedPrintableEncoder_INCLUDED
+
+
+#include "Poco/Net/Net.h"
+#include "Poco/UnbufferedStreamBuf.h"
+#include <ostream>
+
+
+namespace Poco {
+namespace Net {
+
+
+class Net_API QuotedPrintableEncoderBuf: public Poco::UnbufferedStreamBuf
+	/// This streambuf encodes all data written
+	/// to it in quoted-printable encoding (see RFC 2045)
+	/// and forwards it to a connected ostream.
+{
+public:
+	QuotedPrintableEncoderBuf(std::ostream& ostr);
+	~QuotedPrintableEncoderBuf();
+	int close();
+	
+private:
+	int writeToDevice(char c);
+	void writeEncoded(char c);
+	void writeRaw(char c);
+
+	int           _pending;
+	int           _lineLength;
+	std::ostream& _ostr;
+};
+
+
+class Net_API QuotedPrintableEncoderIOS: public virtual std::ios
+	/// The base class for QuotedPrintableEncoder.
+	///
+	/// This class is needed to ensure the correct initialization
+	/// order of the stream buffer and base classes.
+{
+public:
+	QuotedPrintableEncoderIOS(std::ostream& ostr);
+	~QuotedPrintableEncoderIOS();
+	int close();
+	QuotedPrintableEncoderBuf* rdbuf();
+
+protected:
+	QuotedPrintableEncoderBuf _buf;
+};
+
+
+class Net_API QuotedPrintableEncoder: public QuotedPrintableEncoderIOS, public std::ostream
+	/// This ostream encodes all data
+	/// written to it in quoted-printable encoding
+	/// (see RFC 2045) and forwards it to a connected ostream.
+	/// Always call close() when done
+	/// writing data, to ensure proper
+	/// completion of the encoding operation.
+{
+public:
+	QuotedPrintableEncoder(std::ostream& ostr);
+	~QuotedPrintableEncoder();
+};
+
+
+} } // namespace Poco::Net
+
+
+#endif // Net_QuotedPrintableEncoder_INCLUDED