tag_iterator.h

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/* Copyright 2021 The libwifi Authors
 *
 * 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.
 */
 
#ifndef LIBWIFI_CORE_TAGITERATOR_H
#define LIBWIFI_CORE_TAGITERATOR_H
 
#include "../misc/byteswap.h"
#include "frame.h"
#include "tag.h"
#include <stddef.h>
 
struct libwifi_tag_iterator {
    struct libwifi_tag_header *tag_header;
    const unsigned char *tag_data;
    struct libwifi_tag_header *_next_tag_header;
    const unsigned char *_frame_end;
};
 
int libwifi_tag_iterator_init(struct libwifi_tag_iterator *it, const void *tags_start, size_t data_len);
 
int libwifi_tag_iterator_next(struct libwifi_tag_iterator *it);
 
#endif /* LIBWIFI_CORE_TAGITERATOR_H */