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/*
* Copyright (c) 2004 Kungliga Tekniska Högskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``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 THE INSTITUTE OR CONTRIBUTORS 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 DAMAGE.
*/
#include "windlocl.h"
#include <stdlib.h>
#include "errorlist_table.h"
static int
error_entry_cmp(const void *a, const void *b)
{
const struct error_entry *ea = (const struct error_entry*)a;
const struct error_entry *eb = (const struct error_entry*)b;
if (ea->start >= eb->start && ea->start < eb->start + eb->len)
return 0;
return ea->start - eb->start;
}
int
_wind_stringprep_error(const uint32_t cp, wind_profile_flags flags)
{
struct error_entry ee = {cp};
const struct error_entry *s;
s = (const struct error_entry *)
bsearch(&ee, _wind_errorlist_table,
_wind_errorlist_table_size,
sizeof(_wind_errorlist_table[0]),
error_entry_cmp);
if (s == NULL)
return 0;
return (s->flags & flags);
}
int
_wind_stringprep_prohibited(const uint32_t *in, size_t in_len,
wind_profile_flags flags)
{
unsigned i;
for (i = 0; i < in_len; ++i)
if (_wind_stringprep_error(in[i], flags))
return 1;
return 0;
}
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