forked from enlightenment/efl
67 lines
1.9 KiB
C
67 lines
1.9 KiB
C
/* vim: set expandtab tabstop=4 softtabstop=4 shiftwidth=4: */
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/*
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* Break processing in a Unicode sequence. Designed to be used in a
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* generic text renderer.
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*
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* Copyright (C) 2015-2016 Wu Yongwei <wuyongwei at gmail dot com>
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the author be held liable for any damages
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* arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute
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* it freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must
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* not claim that you wrote the original software. If you use this
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* software in a product, an acknowledgement in the product
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* documentation would be appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must
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* not be misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source
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* distribution.
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*/
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/**
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* @file unibreakdef.h
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*
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* Header file for private definitions in the libunibreak library.
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*
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* @author Wu Yongwei
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*/
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#ifndef UNIBREAKDEF_H
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#define UNIBREAKDEF_H
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#include <stddef.h>
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#include "unibreakbase.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* Constant value to mark the end of string. It is not a valid Unicode
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* character.
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*/
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#define EOS 0xFFFFFFFF
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/**
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* Abstract function interface for #ub_get_next_char_utf8,
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* #ub_get_next_char_utf16, and #ub_get_next_char_utf32.
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*/
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typedef utf32_t (*get_next_char_t)(const void *, size_t, size_t *);
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/* Function Prototype */
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utf32_t ub_get_next_char_utf8(const utf8_t *s, size_t len, size_t *ip);
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utf32_t ub_get_next_char_utf16(const utf16_t *s, size_t len, size_t *ip);
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utf32_t ub_get_next_char_utf32(const utf32_t *s, size_t len, size_t *ip);
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#ifdef __cplusplus
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}
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#endif
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#endif /* UNIBREAKDEF_H */
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