File: //usr/local/include/idn/nameprep.h
/* $Id: nameprep.h,v 1.18 2003/03/05 23:25:02 miyayama 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_NAMEPREP_H
#define IDN_NAMEPREP_H 1
#ifdef __cplusplus
extern "C" {
#endif
/*
* Perform NAMEPREP (mapping, prohibited/unassigned checking).
*/
#include <idn/export.h>
#include <idn/result.h>
/*
* BIDI type codes.
*/
typedef enum {
idn_biditype_r_al,
idn_biditype_l,
idn_biditype_others
} idn_biditype_t;
/*
* A Handle for nameprep operations.
*/
typedef struct idn_nameprep *idn_nameprep_t;
/*
* The latest version of nameprep.
*/
#define IDN_NAMEPREP_CURRENT "RFC3491"
/*
* Create a handle for nameprep operations.
* The handle is stored in '*handlep', which is used other functions
* in this module.
* The version of the NAMEPREP specification can be specified with
* 'version' parameter. If 'version' is NULL, the latest version
* is used.
*
* Returns:
* idn_success -- ok.
* idn_notfound -- specified version not found.
*/
IDN_EXPORT idn_result_t
idn_nameprep_create(const char *version, idn_nameprep_t *handlep);
/*
* Close a handle, which was created by 'idn_nameprep_create'.
*/
IDN_EXPORT void
idn_nameprep_destroy(idn_nameprep_t handle);
/*
* Perform character mapping on an UCS4 string specified by 'from', and
* store the result into 'to', whose length is specified by 'tolen'.
*
* Returns:
* idn_success -- ok.
* idn_buffer_overflow -- result buffer is too small.
*/
IDN_EXPORT idn_result_t
idn_nameprep_map(idn_nameprep_t handle, const unsigned long *from,
unsigned long *to, size_t tolen);
/*
* Check if an UCS4 string 'str' contains any prohibited characters specified
* by the draft. If found, the pointer to the first such character is stored
* into '*found'. Otherwise '*found' will be NULL.
*
* Returns:
* idn_success -- check has been done properly. (But this
* does not mean that no prohibited character
* was found. Check '*found' to see the
* result.)
*/
IDN_EXPORT idn_result_t
idn_nameprep_isprohibited(idn_nameprep_t handle, const unsigned long *str,
const unsigned long **found);
/*
* Check if an UCS4 string 'str' contains any unassigned characters specified
* by the draft. If found, the pointer to the first such character is stored
* into '*found'. Otherwise '*found' will be NULL.
*
* Returns:
* idn_success -- check has been done properly. (But this
* does not mean that no unassinged character
* was found. Check '*found' to see the
* result.)
*/
IDN_EXPORT idn_result_t
idn_nameprep_isunassigned(idn_nameprep_t handle, const unsigned long *str,
const unsigned long **found);
/*
* Check if an UCS4 string 'str' is valid string specified by ``bidi check''
* of the draft. If it is not valid, the pointer to the first invalid
* character is stored into '*found'. Otherwise '*found' will be NULL.
*
* Returns:
* idn_success -- check has been done properly. (But this
* does not mean that the string was valid.
* Check '*found' to see the result.)
*/
IDN_EXPORT idn_result_t
idn_nameprep_isvalidbidi(idn_nameprep_t handle, 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 and mapper modules.
*/
IDN_EXPORT idn_result_t
idn_nameprep_createproc(const char *parameter, void **handlep);
IDN_EXPORT void
idn_nameprep_destroyproc(void *handle);
IDN_EXPORT idn_result_t
idn_nameprep_mapproc(void *handle, const unsigned long *from,
unsigned long *to, size_t tolen);
IDN_EXPORT idn_result_t
idn_nameprep_prohibitproc(void *handle, const unsigned long *str,
const unsigned long **found);
IDN_EXPORT idn_result_t
idn_nameprep_unassignedproc(void *handle, const unsigned long *str,
const unsigned long **found);
IDN_EXPORT idn_result_t
idn_nameprep_bidiproc(void *handle, const unsigned long *str,
const unsigned long **found);
#ifdef __cplusplus
}
#endif
#endif /* IDN_NAMEPREP_H */