/*
*			GPAC - Multimedia Framework C SDK
*
*			Authors: Jean Le Feuvre
*			Copyright (c) Telecom ParisTech 2000-2012
*					All rights reserved
*
*  This file is part of GPAC / common tools sub-project
*
*  GPAC is free software; you can redistribute it and/or modify
*  it under the terms of the GNU Lesser General Public License as published by
*  the Free Software Foundation; either version 2, or (at your option)
*  any later version.
*
*  GPAC is distributed in the hope that it will be useful,
*  but WITHOUT ANY WARRANTY; without even the implied warranty of
*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
*  GNU Lesser General Public License for more details.
*
*  You should have received a copy of the GNU Lesser General Public
*  License along with this library; see the file COPYING.  If not, write to
*  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/

#ifndef _GF_BASE_CODING_H_
#define _GF_BASE_CODING_H_

#ifdef __cplusplus
extern "C" {
#endif

	/*!
	*	\file <gpac/base_coding.h>
	*	\brief Base 16 and 64 coding.
	*/

	/*!
	*	\addtogroup bascod_grp Base coding
	*	\ingroup utils_grp
	*	\brief Base 16 and 64 coding
	*
	*	This section documents the base encoding and decoding functions of the GPAC framework.
	*	@{
	*/

#include <gpac/tools.h>

#ifndef GPAC_DISABLE_CORE_TOOLS

	/*!
	*\brief base64 encoder
	*
	*Encodes a data buffer to Base64
	*\param in_buffer input data buffer
	*\param in_buffer_size input data buffer size
	*\param out_buffer output Base64 buffer location
	*\param out_buffer_size output Base64 buffer allocated size
	*\return size of the encoded Base64 buffer
	*\note the encoded data buffer is not NULL-terminated.
	*/
	u32 gf_base64_encode(const char *in_buffer, u32 in_buffer_size, char *out_buffer, u32 out_buffer_size);
	/*!
	*\brief base64 decoder
	*
	*Decodes a Base64 buffer to data
	*\param in_buffer input Base64 buffer
	*\param in_buffer_size input Base64 buffer size
	*\param out_buffer output data buffer location
	*\param out_buffer_size output data buffer allocated size
	*\return size of the decoded buffer
	*/
	u32 gf_base64_decode(char *in_buffer, u32 in_buffer_size, char *out_buffer, u32 out_buffer_size);

	/*!
	*\brief base16 encoder
	*
	*Encodes a data buffer to Base16
	*\param in_buffer input data buffer
	*\param in_buffer_size input data buffer size
	*\param out_buffer output Base16 buffer location
	*\param out_buffer_size output Base16 buffer allocated size
	*\return size of the encoded Base16 buffer
	*\note the encoded data buffer is not NULL-terminated.
	*/
	u32 gf_base16_encode(char *in_buffer, u32 in_buffer_size, char *out_buffer, u32 out_buffer_size);

	/*!
	*\brief base16 decoder
	*
	*Decodes a Base16 buffer to data
	*\param in_buffer input Base16 buffer
	*\param in_buffer_size input Base16 buffer size
	*\param out_buffer output data buffer location
	*\param out_buffer_size output data buffer allocated size
	*\return size of the decoded buffer
	*/
	u32 gf_base16_decode(char *in_buffer, u32 in_buffer_size, char *out_buffer, u32 out_buffer_size);

	/*! @} */

#ifdef __cplusplus
}
#endif

#endif /*GPAC_DISABLE_CORE_TOOLS*/

#endif		/*_GF_BASE_CODING_H_*/
