123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147 |
- /**
- * Copyright (c) 2016 - 2020, Nordic Semiconductor ASA
- *
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without modification,
- * are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice, this
- * list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form, except as embedded into a Nordic
- * Semiconductor ASA integrated circuit in a product or a software update for
- * such product, must reproduce the above copyright notice, this list of
- * conditions and the following disclaimer in the documentation and/or other
- * materials provided with the distribution.
- *
- * 3. Neither the name of Nordic Semiconductor ASA nor the names of its
- * contributors may be used to endorse or promote products derived from this
- * software without specific prior written permission.
- *
- * 4. This software, with or without modification, must only be used with a
- * Nordic Semiconductor ASA integrated circuit.
- *
- * 5. Any software provided in binary form under this license must not be reverse
- * engineered, decompiled, modified and/or disassembled.
- *
- * THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
- * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
- * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
- #ifndef NFC_T4T_TLV_BLOCK_H__
- #define NFC_T4T_TLV_BLOCK_H__
- /**@file
- *
- * @defgroup nfc_t4t_tlv_block File Control TLV block parser for Type 4 Tag.
- * @{
- * @ingroup nfc_t4t_cc_file
- *
- * @brief File Control TLV block parser for Type 4 Tag (T4T).
- *
- */
- #include <stdint.h>
- #include "sdk_errors.h"
- #ifdef __cplusplus
- extern "C" {
- #endif
- #define CONTROL_FILE_READ_ACCESS_GRANTED 0x00 ///< Read access granted without any security.
- /**
- * @name Possible values of file write access condition field.
- * @{
- */
- #define CONTROL_FILE_WRITE_ACCESS_GRANTED 0x00 ///< Write access granted without any security.
- #define CONTROL_FILE_WRITE_ACCESS_DISABLED 0xFF ///< No write access granted without any security (read-only).
- /** @} */
- /**
- * @brief Possible types of File Control TLV for Type 4 Tag.
- */
- typedef enum
- {
- NDEF_FILE_CONTROL_TLV = 0x04, ///< Control information concerning the EF file with short NDEF message.
- PROPRIETARY_FILE_CONTROL_TLV = 0x05, ///< Control information concerning the Proprietary file with proprietary data.
- EXTENDED_NDEF_FILE_CONTROL_TLV = 0x06 ///< Control information concerning the EF file with long NDEF message.
- } nfc_t4t_tlv_block_types_t;
- /**
- * @brief File content descriptor.
- */
- typedef struct
- {
- uint8_t * p_content; ///< Pointer to the file content.
- uint16_t len; ///< Length of file content.
- } nfc_t4t_file_t;
- /**
- * @brief Extended NDEF/NDEF/Proprietary File Control Value descriptor.
- */
- typedef struct
- {
- nfc_t4t_file_t file; ///< Pointer to the described file content.
- uint32_t max_file_size; ///< Maximum size (in bytes) of the file.
- uint16_t file_id; ///< File identifier.
- uint8_t read_access; ///< File read access condition.
- uint8_t write_access; ///< File write access condition.
- } nfc_t4t_file_control_val_t;
- /**
- * @brief File Control TLV block descriptor.
- */
- typedef struct
- {
- nfc_t4t_file_control_val_t value; ///< Value field descriptor.
- uint16_t length; ///< Length of the value field.
- uint8_t type; ///< Type of the TLV block.
- } nfc_t4t_tlv_block_t;
- /**
- * @brief Function for parsing raw data of File Control TLV, read from a Type 4 Tag.
- *
- * This function parses raw data of File Control TLV and stores the results in its
- * descriptor.
- *
- * @param[in,out] p_file_control_tlv Pointer to the File Control TLV that will be filled with
- * parsed data.
- * @param[in] p_raw_data Pointer to the buffer with raw TLV data.
- * @param[in,out] p_len In: Buffer length with TLV blocks.
- * Out: Total length of first identified TLV within the buffer.
- *
- * @retval NRF_SUCCESS If operation was successful.
- * @retval NRF_ERROR_INVALID_LENGTH If provided buffer length is too small for TLV block.
- * @retval NRF_ERROR_INVALID_DATA If any TLV block field contains invalid data.
- */
- ret_code_t nfc_t4t_file_control_tlv_parse(nfc_t4t_tlv_block_t * p_file_control_tlv,
- uint8_t * p_raw_data,
- uint16_t * p_len);
- /**
- * @brief Function for printing TLV block descriptor.
- *
- * This function prints TLV block descriptor.
- *
- * @param[in] num TLV block number.
- * @param[in] p_t4t_tlv_block Pointer to the TLV block descriptor.
- */
- void nfc_t4t_file_control_tlv_printout(uint8_t num, nfc_t4t_tlv_block_t * p_t4t_tlv_block);
- /** @} */
- #ifdef __cplusplus
- }
- #endif
- #endif /* NFC_T4T_TLV_BLOCK_H__ */
|