rufus/src/libcdio/cdio/utf8.h

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/*
Copyright (C) 2008, 2012, 2014 Rocky Bernstein <rocky@gnu.org>
Copyright (C) 2006 Burkhard Plaum <plaum@ipf.uni-stuttgart.de>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/** \file utf8.h
*
* \brief UTF-8 support
*/
#include <cdio/types.h>
/** \brief Opaque characterset converter
*/
typedef struct cdio_charset_coverter_s cdio_charset_coverter_t;
/** \brief Create a charset converter
* \param src_charset Source charset
* \param dst_charset Destination charset
* \returns A newly allocated charset converter
*/
cdio_charset_coverter_t *
cdio_charset_converter_create(const char * src_charset,
const char * dst_charset);
/** \brief Destroy a characterset converter
* \param cnv A characterset converter
*/
void cdio_charset_converter_destroy(cdio_charset_coverter_t*cnv);
/** \brief Convert a string from one character set to another
* \param cnv A charset converter
* \param src Source string
* \param src_len Length of source string
* \param dst Returns destination string
* \param dst_len If non NULL, returns the length of the destination string
* \returns true if conversion was sucessful, false else.
*
* The destination string must be freed by the caller with cdio_free().
* If you pass -1 for src_len, strlen() will be used.
*/
bool cdio_charset_convert(cdio_charset_coverter_t*cnv,
char * src, int src_len,
char ** dst, int * dst_len);
/** \brief Convert a string from UTF-8 to another charset
* \param src Source string (0 terminated)
* \param dst Returns destination string
* \param dst_len If non NULL, returns the length of the destination string
* \param dst_charset The characterset to convert to
* \returns true if conversion was sucessful, false else.
*
* This is a convenience function, which creates a charset converter,
* converts one string and destroys the charset converter.
*
* The destination string must be freed by the caller with cdio_free().
*/
bool cdio_charset_from_utf8(cdio_utf8_t * src, char ** dst,
int * dst_len, const char * dst_charset);
/** \brief Convert a string from another charset to UTF-8
* \param src Source string
* \param src_len Length of the source string
* \param dst Returns destination string (0 terminated)
* \param src_charset The characterset to convert from
* \returns true if conversion was sucessful, false else.
*
* This is a convenience function, which creates a charset converter,
* converts one string and destroys the charset converter.
*
* The destination string must be freed by the caller with cdio_free().
* If you pass -1 for src_len, strlen() will be used.
*/
bool cdio_charset_to_utf8(const char *src, size_t src_len, cdio_utf8_t **dst,
const char * src_charset);
#ifdef _WIN32
/** \brief Convert an UTF8 string to UTF-16 (allocate returned string)
* \param str Source string
* \returns NULL if the conversion was unsuccesful. Caller must free the
* returned string with cdio_free().
* This is a convenience function available on Windows platforms only.
*/
wchar_t* cdio_utf8_to_wchar(const char* str);
#include <stdio.h> /* for FILE */
/** \brief Provides an UTF-8 compliant version of fopen for Windows
* The parameters and return value are the same as fopen().
*/
FILE* fopen_utf8(const char* filename, const char* mode);
#endif