tlv_block.h

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/*
 * Copyright (c) 2019 Nordic Semiconductor ASA
 *
 * SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
 */
 
#ifndef NFC_T2T_TLV_BLOCK_H_
#define NFC_T2T_TLV_BLOCK_H_
 
#include <zephyr/types.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
 
enum nfc_t2t_tlv_block_types {
        NFC_T2T_TLV_NULL = 0x00,
 
        NFC_T2T_TLV_LOCK_CONTROL = 0x01,
 
        NFC_T2T_TLV_MEMORY_CONTROL = 0x02,
 
        NFC_T2T_TLV_NDEF_MESSAGE = 0x03,
 
        NFC_T2T_TLV_PROPRIETARY = 0xFD,
 
        NFC_T2T_TLV_TERMINATOR = 0xFE
};
 
struct nfc_t2t_tlv_block {
        uint8_t tag;
 
        uint16_t length;
 
        const uint8_t *value;
};
 
#define NFC_T2T_TLV_T_LENGTH        1
 
#define NFC_T2T_TLV_L_SHORT_LENGTH  1
 
#define NFC_T2T_TLV_L_LONG_LENGTH   3
 
#define NFC_T2T_TLV_L_FORMAT_FLAG   0xFF
 
#define NFC_T2T_TLV_NULL_TERMINATOR_LEN     0
 
#define NFC_T2T_TLV_LOCK_MEMORY_CTRL_LEN    3
 
#ifdef __cplusplus
}
#endif
 
#endif /* NFC_T2T_TLV_BLOCK_H_ */