1 /* 2 * Copyright (c) 2022 FuZhou Lockzhiner Electronic Co., Ltd. All rights reserved. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef NFCFORUM_H_ 17 #define NFCFORUM_H_ 18 19 #include <stdbool.h> 20 21 #include "rtdTypes.h" 22 #include "NT3H.h" 23 24 #define NDEF_START_BYTE 0x03 25 #define NDEF_END_BYTE 0xFE 26 27 #define NTAG_ERASED 0xD0 28 29 typedef struct { 30 uint8_t startByte; 31 uint8_t payloadLength; 32 } NDEFHeaderStr; 33 34 #define BIT_MB (1<<7) 35 #define BIT_ME (1<<6) 36 #define BIT_CF (1<<5) 37 #define BIT_SR (1<<4) 38 #define BIT_IL (1<<3) 39 #define BIT_TNF (1<<0) 40 #define MASK_MB 0x80 41 #define MASK_ME 0x40 42 #define MASK_CF 0x20 43 #define MASK_SR 0x10 44 #define MASK_IL 0x08 45 #define MASK_TNF 0x07 46 47 typedef struct { 48 uint8_t header; 49 uint8_t typeLength; 50 uint8_t payloadLength; 51 RTDTypeStr type; 52 } NDEFRecordStr; 53 54 uint8_t composeRtdText(const NDEFDataStr *ndef, NDEFRecordStr *ndefRecord, uint8_t *I2CMsg); 55 uint8_t composeRtdUri(const NDEFDataStr *ndef, NDEFRecordStr *ndefRecord, uint8_t *I2CMsg); 56 void composeNDEFMBME(bool isFirstRecord, bool isLastRecord, NDEFRecordStr *ndefRecord); 57 58 #endif /* NFCFORUM.H_H_ */ 59