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/*
* Copyright (c) 2009, 2011, 2017 Nicira, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <config.h>
#include <ctype.h>
#include <string.h>
#include "util.h"
#ifndef HAVE_STRNLEN
size_t
strnlen(const char *s, size_t maxlen)
{
const char *end = memchr(s, '\0', maxlen);
return end ? end - s : maxlen;
}
#endif
#ifdef _WIN32
char *strcasestr(const char *str, const char *substr)
{
do {
for (size_t i = 0; ; i++) {
if (!substr[i]) {
return CONST_CAST(char *, str);
} else if (tolower(substr[i]) != tolower(str[i])) {
break;
}
}
} while (*str++);
return NULL;
}
#endif
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