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/*
* libthai - Thai Language Support Library
* Copyright (C) 2001 Theppitak Karoonboonyanan <theppitak@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/*
* thinp.h - Thai string input sequence filtering
* Created: 2001-05-17
*/
#ifndef THAI_THINP_H
#define THAI_THINP_H
#include <thai/thailib.h>
#include <thai/thcell.h>
BEGIN_CDECL
/**
* @file thinp.h
* @brief Thai string input sequence filtering
*/
/**
* @brief Strictness of input sequence checking, according to WTT 2.0
*/
typedef enum {
ISC_PASSTHROUGH = 0, /**< No check */
ISC_BASICCHECK = 1, /**< Basic check */
ISC_STRICT = 2 /**< Strict check */
} thstrict_t;
extern int th_isaccept(thchar_t c1, thchar_t c2, thstrict_t s);
/**
* @brief Input sequence correction info
*/
struct thinpconv_t {
thchar_t conv[4]; /**< (null-terminated) string to put into input buffer */
int offset; /**< offset (<=0) from cur pos where the conv begin */
};
extern int th_validate(struct thcell_t context, thchar_t c,
struct thinpconv_t *conv);
extern int th_validate_leveled(struct thcell_t context, thchar_t c,
struct thinpconv_t *conv, thstrict_t s);
END_CDECL
#endif /* THAI_THINP_H */
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