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/*
* $Id: charset.h 765 2007-10-23 23:51:37Z hubert@u.washington.edu $
*
* ========================================================================
* Copyright 2013-2021 Eduardo Chappa
* Copyright 2006 University of Washington
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* ========================================================================
*/
#ifndef PITH_CHARSET_INCLUDED
#define PITH_CHARSET_INCLUDED
#include "../pith/filttype.h"
typedef struct conversion_table {
char *from_charset;
char *to_charset;
int quality;
void *table;
filter_t convert;
} CONV_TABLE;
/* Conversion table quality of translation */
#define CV_NO_TRANSLATE_POSSIBLE 1 /* We don't know how to */
/* translate this pair */
#define CV_NO_TRANSLATE_NEEDED 2 /* Not necessary, no-op */
#define CV_LOSES_SPECIAL_CHARS 3 /* Letters will translate */
/* ok but some special chars */
/* may be lost */
#define CV_LOSES_SOME_LETTERS 4 /* Some special chars and */
/* some letters may be lost */
#define CSET_MAX 64
/* exported prototypes */
char *body_charset(MAILSTREAM *, long, unsigned char *);
unsigned char *trans_euc_to_2022_jp(unsigned char *);
unsigned char *rfc1522_decode_to_utf8(unsigned char *, size_t, char *);
char *rfc1522_encode(char *, size_t, unsigned char *, char *);
CONV_TABLE *conversion_table(char *, char *);
void decode_addr_names_to_utf8(ADDRESS *);
void convert_possibly_encoded_str_to_utf8(char **);
#endif /* PITH_CHARSET_INCLUDED */
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