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/* |
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unicode.h - Part of psiconv, a PSION 5 file formats converter |
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Copyright (c) 2003 Frodo Looijaard <frodol@dds.nl> |
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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*/ |
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#ifndef PSICONV_UNICODE_H |
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#define PSICONV_UNICODE_H |
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#include <psiconv/general.h> |
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#include <psiconv/configuration.h> |
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#ifdef __cplusplus |
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extern "C" { |
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#endif /* __cplusplus */ |
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/* A simple unicode implementation, using UCS-2 (16-bit encoding). |
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Unicode strings are arrays of psiconv_u16 characters, zero-terminated. |
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Note that there is a lot in Unicode we do not support; for example, |
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we assume a single Unicode codepoint corresponds with a single character. |
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For EPOC, that should be enough */ |
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extern int psiconv_unicode_select_characterset(const psiconv_config config, |
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int charset); |
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/* Translate a single character to a unicode character, using the |
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translation tables in config */ |
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extern psiconv_ucs2 psiconv_unicode_from_char(const psiconv_config config, |
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psiconv_u8 input); |
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/* Translate a single unicode character to a normal character, using the |
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translation tables in config */ |
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extern psiconv_u8 psiconv_unicode_to_char(psiconv_config config, |
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psiconv_ucs2 input); |
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/* Translate a normal string to unicode. |
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Output is allocated by this function on success, and must be freed by |
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hand. */ |
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extern int psiconv_unicode_from_chars(const psiconv_config config, |
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const psiconv_u8 *input, |
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psiconv_ucs2 **output); |
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/* Translate a unicode string to a normal one. |
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Output is allocated by this function on success, and must be freed by |
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hand. */ |
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extern int psiconv_unicode_to_chars(const psiconv_config config, |
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const psiconv_ucs2 *input, |
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psiconv_u8 **output); |
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/* Compute the length of a unicode string */ |
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extern int psiconv_unicode_strlen(const psiconv_ucs2 *input); |
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/* Duplicate a unicode string */ |
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extern psiconv_ucs2 *psiconv_unicode_strdup(const psiconv_ucs2 *input); |
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/* Compare two unicode strings. Ordering as in Unicode codepoints! */ |
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int psiconv_unicode_strcmp(const psiconv_ucs2 *str1, const psiconv_ucs2 *str2); |
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#ifdef __cplusplus |
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} |
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#endif /* __cplusplus */ |
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#endif /* PSICONV_ERROR_H */ |