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/* $Id: filechecker.h,v 1.1.1.1 2003/06/04 00:25:37 marka Exp $ */
/*
* Copyright (c) 2001 Japan Network Information Center. All rights reserved.
*
* By using this file, you agree to the terms and conditions set forth bellow.
*
* LICENSE TERMS AND CONDITIONS
*
* The following License Terms and Conditions apply, unless a different
* license is obtained from Japan Network Information Center ("JPNIC"),
* a Japanese association, Kokusai-Kougyou-Kanda Bldg 6F, 2-3-4 Uchi-Kanda,
* Chiyoda-ku, Tokyo 101-0047, Japan.
*
* 1. Use, Modification and Redistribution (including distribution of any
* modified or derived work) in source and/or binary forms is permitted
* under this License Terms and Conditions.
*
* 2. Redistribution of source code must retain the copyright notices as they
* appear in each source code file, this License Terms and Conditions.
*
* 3. Redistribution in binary form must reproduce the Copyright Notice,
* this License Terms and Conditions, in the documentation and/or other
* materials provided with the distribution. For the purposes of binary
* distribution the "Copyright Notice" refers to the following language:
* "Copyright (c) 2000-2002 Japan Network Information Center. All rights reserved."
*
* 4. The name of JPNIC may not be used to endorse or promote products
* derived from this Software without specific prior written approval of
* JPNIC.
*
* 5. Disclaimer/Limitation of Liability: THIS SOFTWARE IS PROVIDED BY JPNIC
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JPNIC BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
*/
#ifndef IDN_FILECHECKER_H
#define IDN_FILECHECKER_H 1
#ifdef __cplusplus
extern "C" {
#endif
/*
* Character checker -- check if there are any characters specified
* by a file in the given string.
*/
#include <idn/result.h>
/*
* Check object type.
*/
typedef struct idn__filechecker *idn__filechecker_t;
/*
* Read the contents of the given file and create a context for
* checking.
*
* 'file' is the pathname of the file, which specifies the set of
* characters to be checked. The file is a simple text file, and
* each line must be of the form either
* <code_point>
* or
* <code_point>-<code_point>
* (or comment, see below) where <code_point> is a UCS code point
* represented as hexadecimal string with optional prefix `U+'
* (ex. `0041' or `U+FEDC').
*
* The former specifies just one character (a code point, to be precise),
* while the latter specified a range of characters. In the case of
* a character range, the first code point (before hyphen) must not be
* greater than the second code point (after hyphen).
*
* Lines starting with `#' are comments.
*
* If file is read with no errors, the created context is stored in
* '*ctxp', and 'idn_success' is returned. Otherwise, the contents
* of '*ctxp' is undefined.
*
* Returns:
* idn_success -- ok.
* idn_nofile -- cannot open the specified file.
* idn_nomemory -- malloc failed.
* idn_invalid_syntax -- file format is not valid.
*/
extern idn_result_t
idn__filechecker_create(const char *file, idn__filechecker_t *ctxp);
/*
* Release memory for the specified context.
*/
extern void
idn__filechecker_destroy(idn__filechecker_t ctx);
/*
* See if the given string contains any specified characters.
*
* Check if there is any characters pecified by the context 'ctx' in
* the UCS4 string 'str'. If there are none, NULL is stored in '*found'.
* Otherwise, the pointer to the first occurence of such character is
* stored in '*found'.
*
* Returns:
* idn_success -- ok.
*/
extern idn_result_t
idn__filechecker_lookup(idn__filechecker_t ctx, const unsigned long *str,
const unsigned long **found);
/*
* The following functions are for internal use.
* They are used for this module to be add to the checker module.
*/
extern idn_result_t
idn__filechecker_createproc(const char *parameter, void **ctxp);
extern void
idn__filechecker_destroyproc(void *ctxp);
extern idn_result_t
idn__filechecker_lookupproc(void *ctx, const unsigned long *str,
const unsigned long **found);
#ifdef __cplusplus
}
#endif
#endif /* IDN_FILECHECKER_H */
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