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/* MIT License
*
* Copyright (c) 2018 John Schember
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* SPDX-License-Identifier: MIT
*/
#ifndef HEADER_CARES_STRSPLIT_H
#define HEADER_CARES_STRSPLIT_H
#include "ares_setup.h"
/* Split a string on delms skipping empty or duplicate elements.
*
* param in String to split.
* param delms String of characters to treat as a delimiter.
* Each character in the string is a delimiter so
* there can be multiple delimiters to split on.
* E.g. ", " will split on all comma's and spaces.
* Duplicate (case-insensitive) entries are removed.
* param num_elm Return parameter of the number of elements
* in the result array.
*
* returns an allocated array of allocated string elements.
*
*/
char **ares__strsplit(const char *in, const char *delms, size_t *num_elm);
/* Frees the result returned from ares__strsplit(). */
void ares__strsplit_free(char **elms, size_t num_elm);
/* Duplicate the array */
char **ares__strsplit_duplicate(char **elms, size_t num_elm);
#endif /* HEADER_CARES_STRSPLIT_H */
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