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// -*- C++ -*-
/**
* @file XML_Codecs.h
*
* @author Krishnakumar B <kitty@cs.wustl.edu>
*
* XML_Codecs is a generic wrapper for various encoding and decoding
* mechanisms used in ACEXML. Currently it includes support for handling
* Base64 content transfer-encoding of ACEXML_Chars.
*
*/
#ifndef _ACEXML_XML_CODECS_H
#define _ACEXML_XML_CODECS_H
#include /**/ "ace/pre.h"
#include "ACEXML/common/ACEXML_Export.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
#pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include "ACEXML/common/XML_Types.h"
#include "ace/Codecs.h"
/**
* @class ACEXML_Base64
*
* @brief Encode/Decode a stream of ACEXML_Chars according to Base64 encoding.
*
* This class provides methods to encode or decode a stream of ACEXML_Chars
* to/from Base64 encoding. It doesn't convert the input stream to a
* canonical form before encoding.
*
*/
class ACEXML_Export ACEXML_Base64 : public ACE_Base64
{
public:
//@{
/**
* Encodes a stream of octets to Base64 data
*
* @param input Binary data in ACEXML_Char stream.
* @param output_len Length of the encoded Base64 ACEXML_Char stream.
* @return Encoded Base64 data in ACEXML_Char stream or NULL if input data
* cannot be encoded.
*/
static ACEXML_Char* encode (const ACEXML_Char* input,
size_t* output_len);
/**
* Decodes a stream of Base64 to octets data
*
* @param input Encoded Base64 data in ACEXML_Char stream.
* @param output_len Length of the binary ACEXML_Char stream.
* @return Binary data in ACEXML_Char stream or NULL if input data cannot
* be encoded.
*/
static ACEXML_Char* decode (const ACEXML_Char* input,
size_t* output_len);
//@}
};
#include /**/ "ace/post.h"
#endif /* _ACEXML_XML_CODECS_H */
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