workbench/network/smbfs/source_code/utf-8-iso-8859-1-conversion.h

   1 /*
   2  * :ts=4
   3  *
   4  * SMB file system wrapper for AmigaOS, using the AmiTCP V3 API
   5  *
   6  * Copyright (C) 2000-2016 by Olaf `Olsen' Barthel <obarthel -at- gmx -dot- net>
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  21  */
  22
  23 #ifndef _UTF_8_ISO_8859_1_CONVERSION_H
  24 #define _UTF_8_ISO_8859_1_CONVERSION_H
  25
  26 /****************************************************************************/
  27
  28 /* Encode a string of characters in ISO 8859 Latin-1 encoding into
  29  * UTF-8 representation (rfc2279). Will encode as many characters as
  30  * will fit into the output buffer, and NUL-terminates the result.
  31  * Returns the number of UTF-8 characters in the output buffer.
  32  */
  33 extern int encode_iso8859_1_as_utf8_string(const unsigned char * const from,int from_len,unsigned char * to,int to_size);
  34
  35 /****************************************************************************/
  36
  37 /* Decode a string of characters encoded in UTF-8 representation (rfc2279).
  38  * Will decode and retain only characters that can be decoded properly
  39  * and which fit into the ASCII/BMP Latin-1 supplementary range. Will
  40  * decode as many characters as will fit into the output buffer, and
  41  * NUL-terminates the result. Returns the number of characters in the
  42  * output buffer, or -1 for decoding error.
  43  *
  44  * Note that decoding will stop once a NUL has been found in the
  45  * input string to be decoded.
  46  */
  47 extern int decode_utf8_as_iso8859_1_string(const unsigned char * const from,int from_len,unsigned char * to,int to_size);
  48
  49 /****************************************************************************/
  50
  51 #endif /* _UTF_8_ISO_8859_1_CONVERSION_H */