tlv_block.h

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/*
 * Copyright (c) 2019 Nordic Semiconductor ASA
 *
 * SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
 */
 
#ifndef NFC_T4T_TLV_BLOCK_H_
#define NFC_T4T_TLV_BLOCK_H_
 
#include <stdint.h>
#include <zephyr/types.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
#define NFC_T4T_TLV_BLOCK_CONTROL_FILE_READ_ACCESS_GRANTED 0x00
 
#define NFC_T4T_TLV_BLOCK_CONTROL_FILE_WRITE_ACCESS_GRANTED  0x00
 
#define NFC_T4T_TLV_BLOCK_CONTROL_FILE_WRITE_ACCESS_DISABLED 0xFF
 
enum nfc_t4t_tlv_block_type {
        NFC_T4T_TLV_BLOCK_TYPE_NDEF_FILE_CONTROL_TLV = 0x04,
 
        NFC_T4T_TLV_BLOCK_TYPE_PROPRIETARY_FILE_CONTROL_TLV = 0x05,
 
        NFC_T4T_TLV_BLOCK_TYPE_EXTENDED_NDEF_FILE_CONTROL_TLV = 0x06
};
 
struct nfc_t4t_tlv_block_file {
        uint8_t *content;
 
        uint16_t len;
};
 
struct nfc_t4t_tlv_block_file_control_val {
 
        struct nfc_t4t_tlv_block_file file;
 
        uint32_t max_file_size;
 
        uint16_t file_id;
 
        uint8_t read_access;
 
        uint8_t write_access;
};
 
struct nfc_t4t_tlv_block {
        struct nfc_t4t_tlv_block_file_control_val value;
 
        uint16_t length;
 
        uint8_t type;
};
 
int nfc_t4t_tlv_block_parse(struct nfc_t4t_tlv_block *file_control_tlv,
                            const uint8_t *raw_data,
                            uint16_t *len);
 
void nfc_t4t_tlv_block_printout(uint8_t num, const struct nfc_t4t_tlv_block *t4t_tlv_block);
 
#ifdef __cplusplus
}
#endif
 
#endif /* NFC_T4T_TLV_BLOCK_H_ */