xref: /btstack/src/classic/avrcp_media_item_iterator.h (revision 2fca4dad957cd7b88f4657ed51e89c12615dda72)

/*
 * Copyright (C) 2017 BlueKitchen GmbH
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 *    from this software without specific prior written permission.
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/**
 * @title AVRCP Media Item Iterator
 *
 */

#ifndef AVRCP_MEDIA_ITEM_ITERATOR_H
#define AVRCP_MEDIA_ITEM_ITERATOR_H

#include "btstack_config.h"
#include <stdint.h>

#if defined __cplusplus
extern "C" {
#endif

/* API_START */

typedef struct avrcp_media_item_context {
     const uint8_t * data;
     uint16_t   offset;
     uint16_t   length;
} avrcp_media_item_context_t;

// Media item data iterator
void avrcp_media_item_iterator_init(avrcp_media_item_context_t *context, uint16_t avrcp_media_item_len, const uint8_t * avrcp_media_item_data);
int  avrcp_media_item_iterator_has_more(const avrcp_media_item_context_t * context);
void avrcp_media_item_iterator_next(avrcp_media_item_context_t * context);

// Access functions
uint32_t          avrcp_media_item_iterator_get_attr_id(const avrcp_media_item_context_t * context);
uint16_t         avrcp_media_item_iterator_get_attr_charset(const avrcp_media_item_context_t * context);
uint16_t         avrcp_media_item_iterator_get_attr_value_len(const avrcp_media_item_context_t * context);
const uint8_t *  avrcp_media_item_iterator_get_attr_value(const avrcp_media_item_context_t * context);

/* API_END */

#if defined __cplusplus
}
#endif
#endif // AVRCP_MEDIA_ITEM_ITERATOR_H