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98 lines
3.8 KiB
C++
98 lines
3.8 KiB
C++
#pragma once
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#include "esphome/core/log.h"
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#include "esphome/core/helpers.h"
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#include "ndef_record.h"
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#include "ndef_message.h"
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#include "nfc_tag.h"
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#include <vector>
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namespace esphome {
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namespace nfc {
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static const uint8_t MIFARE_CLASSIC_BLOCK_SIZE = 16;
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static const uint8_t MIFARE_CLASSIC_LONG_TLV_SIZE = 4;
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static const uint8_t MIFARE_CLASSIC_SHORT_TLV_SIZE = 2;
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static const uint8_t MIFARE_CLASSIC_BLOCKS_PER_SECT_LOW = 4;
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static const uint8_t MIFARE_CLASSIC_BLOCKS_PER_SECT_HIGH = 16;
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static const uint8_t MIFARE_CLASSIC_16BLOCK_SECT_START = 32;
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static const uint8_t MIFARE_ULTRALIGHT_PAGE_SIZE = 4;
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static const uint8_t MIFARE_ULTRALIGHT_READ_SIZE = 4;
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static const uint8_t MIFARE_ULTRALIGHT_DATA_START_PAGE = 4;
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static const uint8_t MIFARE_ULTRALIGHT_MAX_PAGE = 63;
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static const uint8_t TAG_TYPE_MIFARE_CLASSIC = 0;
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static const uint8_t TAG_TYPE_1 = 1;
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static const uint8_t TAG_TYPE_2 = 2;
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static const uint8_t TAG_TYPE_3 = 3;
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static const uint8_t TAG_TYPE_4 = 4;
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static const uint8_t TAG_TYPE_NTAG_213 = 5;
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static const uint8_t TAG_TYPE_NTAG_215 = 6;
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static const uint8_t TAG_TYPE_NTAG_216 = 7;
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static const uint8_t TAG_TYPE_UNKNOWN = 99;
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static const uint8_t NTAG_PAGE_SIZE = 4;
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static const uint8_t NTAG_213_MAX_PAGE = 45; // NTAG213 has 180 bytes of memory (45 pages * 4 bytes per page)
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static const uint8_t NTAG_215_MAX_PAGE = 135; // NTAG215 has 540 bytes of memory (135 pages * 4 bytes per page)
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static const uint8_t NTAG_216_MAX_PAGE = 231; // NTAG216 has 924 bytes of memory (231 pages * 4 bytes per page)
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// Mifare Commands
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static const uint8_t MIFARE_CMD_AUTH_A = 0x60;
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static const uint8_t MIFARE_CMD_AUTH_B = 0x61;
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static const uint8_t MIFARE_CMD_HALT = 0x50;
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static const uint8_t MIFARE_CMD_READ = 0x30;
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static const uint8_t MIFARE_CMD_WRITE = 0xA0;
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static const uint8_t MIFARE_CMD_WRITE_ULTRALIGHT = 0xA2;
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// Mifare Ack/Nak
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static const uint8_t MIFARE_CMD_ACK = 0x0A;
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static const uint8_t MIFARE_CMD_NAK_INVALID_XFER_BUFF_VALID = 0x00;
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static const uint8_t MIFARE_CMD_NAK_CRC_ERROR_XFER_BUFF_VALID = 0x01;
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static const uint8_t MIFARE_CMD_NAK_INVALID_XFER_BUFF_INVALID = 0x04;
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static const uint8_t MIFARE_CMD_NAK_CRC_ERROR_XFER_BUFF_INVALID = 0x05;
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static const char *const MIFARE_CLASSIC = "Mifare Classic";
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static const char *const NFC_FORUM_TYPE_2 = "NFC Forum Type 2";
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static const char *const ERROR = "Error";
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static const uint8_t DEFAULT_KEY[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
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static const uint8_t NDEF_KEY[6] = {0xD3, 0xF7, 0xD3, 0xF7, 0xD3, 0xF7};
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static const uint8_t MAD_KEY[6] = {0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xA5};
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std::string format_uid(std::vector<uint8_t> &uid);
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std::string format_bytes(std::vector<uint8_t> &bytes);
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// uint8_t guess_tag_type(uint8_t uid_length);//TODO: deprecate guess_tag_type
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uint8_t guess_tag_type(uint8_t uid_length, const std::vector<uint8_t> &first_page);
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uint8_t get_mifare_classic_ndef_start_index(std::vector<uint8_t> &data);
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bool decode_mifare_classic_tlv(std::vector<uint8_t> &data, uint32_t &message_length, uint8_t &message_start_index);
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uint32_t get_mifare_classic_buffer_size(uint32_t message_length);
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bool mifare_classic_is_first_block(uint8_t block_num);
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bool mifare_classic_is_trailer_block(uint8_t block_num);
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uint32_t get_mifare_ultralight_buffer_size(uint32_t message_length);
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bool is_ntag(const std::vector<uint8_t> &first_page);
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uint32_t get_ntag_buffer_size(uint32_t message_length);
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bool decode_ntag_tlv(const std::vector<uint8_t> &data, uint32_t &message_length, uint8_t &message_start_index);
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class NfcTagListener {
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public:
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virtual void tag_off(NfcTag &tag) {}
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virtual void tag_on(NfcTag &tag) {}
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};
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class Nfcc {
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public:
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void register_listener(NfcTagListener *listener) { this->tag_listeners_.push_back(listener); }
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protected:
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std::vector<NfcTagListener *> tag_listeners_;
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};
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} // namespace nfc
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} // namespace esphome
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