NFC API for mbed using the MicroNFCBoard as a peripheral
Dependents: MicroNFCBoardAPI_P2P_Client MicroNFCBoardAPI_Blink MicroNFCBoardAPI_Tag_Emulator MicroNFCBoardAPI_Tag_Reader ... more
micronfcboard.cpp@2:9b0733b8fa95, 2015-05-14 (annotated)
- Committer:
- AppNearMe
- Date:
- Thu May 14 16:41:27 2015 +0000
- Revision:
- 2:9b0733b8fa95
- Parent:
- 1:1d246e0872c6
https://github.com/AppNearMe/micronfcboard-mbed-peripheral/commit/ed5d798243e8eb6a959c756dbcdfdad4c6e59979
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
AppNearMe | 1:1d246e0872c6 | 1 | /* |
AppNearMe | 1:1d246e0872c6 | 2 | MicroNFCBoard mbed API |
AppNearMe | 1:1d246e0872c6 | 3 | |
AppNearMe | 1:1d246e0872c6 | 4 | Copyright (c) 2014-2015 AppNearMe Ltd |
AppNearMe | 1:1d246e0872c6 | 5 | |
AppNearMe | 1:1d246e0872c6 | 6 | Licensed under the Apache License, Version 2.0 (the "License"); |
AppNearMe | 1:1d246e0872c6 | 7 | you may not use this file except in compliance with the License. |
AppNearMe | 1:1d246e0872c6 | 8 | You may obtain a copy of the License at |
AppNearMe | 1:1d246e0872c6 | 9 | |
AppNearMe | 1:1d246e0872c6 | 10 | http://www.apache.org/licenses/LICENSE-2.0 |
AppNearMe | 1:1d246e0872c6 | 11 | |
AppNearMe | 1:1d246e0872c6 | 12 | Unless required by applicable law or agreed to in writing, software |
AppNearMe | 1:1d246e0872c6 | 13 | distributed under the License is distributed on an "AS IS" BASIS, |
AppNearMe | 1:1d246e0872c6 | 14 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
AppNearMe | 1:1d246e0872c6 | 15 | See the License for the specific language governing permissions and |
AppNearMe | 1:1d246e0872c6 | 16 | limitations under the License. |
AppNearMe | 0:07fa9c0dd549 | 17 | */ |
AppNearMe | 0:07fa9c0dd549 | 18 | |
AppNearMe | 0:07fa9c0dd549 | 19 | #include "micronfcboard.h" |
AppNearMe | 0:07fa9c0dd549 | 20 | |
AppNearMe | 0:07fa9c0dd549 | 21 | #define STATUS_POLLING (1 << 0) |
AppNearMe | 0:07fa9c0dd549 | 22 | #define STATUS_CONNECTED (1 << 1) |
AppNearMe | 0:07fa9c0dd549 | 23 | #define STATUS_NDEF_PRESENT (1 << 2) |
AppNearMe | 0:07fa9c0dd549 | 24 | #define STATUS_NDEF_READABLE (1 << 3) |
AppNearMe | 0:07fa9c0dd549 | 25 | #define STATUS_NDEF_WRITEABLE (1 << 4) |
AppNearMe | 0:07fa9c0dd549 | 26 | #define STATUS_NDEF_BUSY (1 << 5) |
AppNearMe | 0:07fa9c0dd549 | 27 | #define STATUS_NDEF_SUCCESS (1 << 6) |
AppNearMe | 0:07fa9c0dd549 | 28 | |
AppNearMe | 2:9b0733b8fa95 | 29 | #define STATUS_TYPE_MASK (0xFFUL << 8) |
AppNearMe | 2:9b0733b8fa95 | 30 | #define STATUS_TYPE2 (2UL << 8) |
AppNearMe | 2:9b0733b8fa95 | 31 | #define STATUS_TYPE4 (4UL << 8) |
AppNearMe | 2:9b0733b8fa95 | 32 | #define STATUS_P2P (8UL << 8) |
AppNearMe | 2:9b0733b8fa95 | 33 | |
AppNearMe | 2:9b0733b8fa95 | 34 | #define STATUS_INITIATOR (1UL << 16) |
AppNearMe | 0:07fa9c0dd549 | 35 | |
AppNearMe | 0:07fa9c0dd549 | 36 | #define RECORD_URI 1 |
AppNearMe | 0:07fa9c0dd549 | 37 | #define RECORD_TEXT 2 |
AppNearMe | 0:07fa9c0dd549 | 38 | #define RECORD_SP 3 |
AppNearMe | 0:07fa9c0dd549 | 39 | |
AppNearMe | 0:07fa9c0dd549 | 40 | MicroNFCBoard::MicroNFCBoard(PinName mosi, PinName miso, PinName sck, PinName cs, PinName irq) : _transport(mosi, miso, sck, cs, irq) |
AppNearMe | 0:07fa9c0dd549 | 41 | { |
AppNearMe | 0:07fa9c0dd549 | 42 | |
AppNearMe | 0:07fa9c0dd549 | 43 | } |
AppNearMe | 0:07fa9c0dd549 | 44 | |
AppNearMe | 0:07fa9c0dd549 | 45 | void MicroNFCBoard::init() |
AppNearMe | 0:07fa9c0dd549 | 46 | { |
AppNearMe | 0:07fa9c0dd549 | 47 | _transport.init(); |
AppNearMe | 0:07fa9c0dd549 | 48 | _status = _transport.status(); |
AppNearMe | 0:07fa9c0dd549 | 49 | } |
AppNearMe | 0:07fa9c0dd549 | 50 | |
AppNearMe | 0:07fa9c0dd549 | 51 | void MicroNFCBoard::setLeds(bool led1, bool led2) |
AppNearMe | 0:07fa9c0dd549 | 52 | { |
AppNearMe | 0:07fa9c0dd549 | 53 | _transport.leds(led1, led2); |
AppNearMe | 0:07fa9c0dd549 | 54 | } |
AppNearMe | 0:07fa9c0dd549 | 55 | |
AppNearMe | 0:07fa9c0dd549 | 56 | void MicroNFCBoard::updateStatus() |
AppNearMe | 0:07fa9c0dd549 | 57 | { |
AppNearMe | 0:07fa9c0dd549 | 58 | if(_transport.statusChanged()) |
AppNearMe | 0:07fa9c0dd549 | 59 | { |
AppNearMe | 0:07fa9c0dd549 | 60 | _status = _transport.status(); |
AppNearMe | 0:07fa9c0dd549 | 61 | } |
AppNearMe | 0:07fa9c0dd549 | 62 | } |
AppNearMe | 0:07fa9c0dd549 | 63 | |
AppNearMe | 0:07fa9c0dd549 | 64 | bool MicroNFCBoard::connected() |
AppNearMe | 0:07fa9c0dd549 | 65 | { |
AppNearMe | 0:07fa9c0dd549 | 66 | updateStatus(); |
AppNearMe | 0:07fa9c0dd549 | 67 | return _status & STATUS_CONNECTED; |
AppNearMe | 0:07fa9c0dd549 | 68 | } |
AppNearMe | 0:07fa9c0dd549 | 69 | |
AppNearMe | 2:9b0733b8fa95 | 70 | bool MicroNFCBoard::type2Tag() |
AppNearMe | 0:07fa9c0dd549 | 71 | { |
AppNearMe | 0:07fa9c0dd549 | 72 | updateStatus(); |
AppNearMe | 2:9b0733b8fa95 | 73 | return ((_status & STATUS_TYPE_MASK) == STATUS_TYPE2) && (_status & STATUS_INITIATOR); |
AppNearMe | 2:9b0733b8fa95 | 74 | } |
AppNearMe | 2:9b0733b8fa95 | 75 | |
AppNearMe | 2:9b0733b8fa95 | 76 | bool MicroNFCBoard::type4Emulator() |
AppNearMe | 2:9b0733b8fa95 | 77 | { |
AppNearMe | 2:9b0733b8fa95 | 78 | updateStatus(); |
AppNearMe | 2:9b0733b8fa95 | 79 | return ((_status & STATUS_TYPE_MASK) == STATUS_TYPE4) && !(_status & STATUS_INITIATOR); |
AppNearMe | 0:07fa9c0dd549 | 80 | } |
AppNearMe | 0:07fa9c0dd549 | 81 | |
AppNearMe | 0:07fa9c0dd549 | 82 | bool MicroNFCBoard::p2p() |
AppNearMe | 0:07fa9c0dd549 | 83 | { |
AppNearMe | 0:07fa9c0dd549 | 84 | updateStatus(); |
AppNearMe | 0:07fa9c0dd549 | 85 | return (_status & STATUS_TYPE_MASK) == STATUS_P2P; |
AppNearMe | 0:07fa9c0dd549 | 86 | } |
AppNearMe | 0:07fa9c0dd549 | 87 | |
AppNearMe | 0:07fa9c0dd549 | 88 | bool MicroNFCBoard::polling() |
AppNearMe | 0:07fa9c0dd549 | 89 | { |
AppNearMe | 0:07fa9c0dd549 | 90 | updateStatus(); |
AppNearMe | 0:07fa9c0dd549 | 91 | return _status & STATUS_POLLING; |
AppNearMe | 0:07fa9c0dd549 | 92 | } |
AppNearMe | 0:07fa9c0dd549 | 93 | |
AppNearMe | 0:07fa9c0dd549 | 94 | bool MicroNFCBoard::ndefReadable() |
AppNearMe | 0:07fa9c0dd549 | 95 | { |
AppNearMe | 0:07fa9c0dd549 | 96 | updateStatus(); |
AppNearMe | 0:07fa9c0dd549 | 97 | return _status & STATUS_NDEF_READABLE; |
AppNearMe | 0:07fa9c0dd549 | 98 | } |
AppNearMe | 0:07fa9c0dd549 | 99 | |
AppNearMe | 0:07fa9c0dd549 | 100 | bool MicroNFCBoard::ndefWriteable() |
AppNearMe | 0:07fa9c0dd549 | 101 | { |
AppNearMe | 0:07fa9c0dd549 | 102 | updateStatus(); |
AppNearMe | 0:07fa9c0dd549 | 103 | return _status & STATUS_NDEF_WRITEABLE; |
AppNearMe | 0:07fa9c0dd549 | 104 | } |
AppNearMe | 0:07fa9c0dd549 | 105 | |
AppNearMe | 0:07fa9c0dd549 | 106 | bool MicroNFCBoard::ndefPresent() |
AppNearMe | 0:07fa9c0dd549 | 107 | { |
AppNearMe | 0:07fa9c0dd549 | 108 | updateStatus(); |
AppNearMe | 0:07fa9c0dd549 | 109 | return _status & STATUS_NDEF_PRESENT; |
AppNearMe | 0:07fa9c0dd549 | 110 | } |
AppNearMe | 0:07fa9c0dd549 | 111 | |
AppNearMe | 0:07fa9c0dd549 | 112 | bool MicroNFCBoard::ndefBusy() |
AppNearMe | 0:07fa9c0dd549 | 113 | { |
AppNearMe | 0:07fa9c0dd549 | 114 | updateStatus(); |
AppNearMe | 0:07fa9c0dd549 | 115 | return _status & STATUS_NDEF_BUSY; |
AppNearMe | 0:07fa9c0dd549 | 116 | } |
AppNearMe | 0:07fa9c0dd549 | 117 | |
AppNearMe | 0:07fa9c0dd549 | 118 | bool MicroNFCBoard::ndefSuccess() |
AppNearMe | 0:07fa9c0dd549 | 119 | { |
AppNearMe | 0:07fa9c0dd549 | 120 | updateStatus(); |
AppNearMe | 0:07fa9c0dd549 | 121 | return _status & STATUS_NDEF_SUCCESS; |
AppNearMe | 0:07fa9c0dd549 | 122 | } |
AppNearMe | 0:07fa9c0dd549 | 123 | |
AppNearMe | 2:9b0733b8fa95 | 124 | void MicroNFCBoard::startPolling(bool readerWriter, bool emulator, bool p2p) |
AppNearMe | 0:07fa9c0dd549 | 125 | { |
AppNearMe | 2:9b0733b8fa95 | 126 | _transport.nfcPoll(readerWriter, emulator, p2p); |
AppNearMe | 0:07fa9c0dd549 | 127 | } |
AppNearMe | 0:07fa9c0dd549 | 128 | |
AppNearMe | 0:07fa9c0dd549 | 129 | void MicroNFCBoard::stopPolling() |
AppNearMe | 0:07fa9c0dd549 | 130 | { |
AppNearMe | 2:9b0733b8fa95 | 131 | _transport.nfcPoll(false, false, false); |
AppNearMe | 0:07fa9c0dd549 | 132 | } |
AppNearMe | 0:07fa9c0dd549 | 133 | |
AppNearMe | 0:07fa9c0dd549 | 134 | void MicroNFCBoard::ndefRead() |
AppNearMe | 0:07fa9c0dd549 | 135 | { |
AppNearMe | 0:07fa9c0dd549 | 136 | _transport.nfcOperation(true, false); |
AppNearMe | 0:07fa9c0dd549 | 137 | } |
AppNearMe | 0:07fa9c0dd549 | 138 | |
AppNearMe | 0:07fa9c0dd549 | 139 | void MicroNFCBoard::ndefWrite() |
AppNearMe | 0:07fa9c0dd549 | 140 | { |
AppNearMe | 0:07fa9c0dd549 | 141 | _transport.nfcOperation(false, true); |
AppNearMe | 0:07fa9c0dd549 | 142 | } |
AppNearMe | 0:07fa9c0dd549 | 143 | |
AppNearMe | 0:07fa9c0dd549 | 144 | bool MicroNFCBoard::readNdefUri(char* uri, size_t maxUriLength) |
AppNearMe | 0:07fa9c0dd549 | 145 | { |
AppNearMe | 0:07fa9c0dd549 | 146 | if(!ndefPresent()) |
AppNearMe | 0:07fa9c0dd549 | 147 | { |
AppNearMe | 0:07fa9c0dd549 | 148 | return false; |
AppNearMe | 0:07fa9c0dd549 | 149 | } |
AppNearMe | 0:07fa9c0dd549 | 150 | |
AppNearMe | 0:07fa9c0dd549 | 151 | size_t recordCount = 0; |
AppNearMe | 0:07fa9c0dd549 | 152 | _transport.nfcGetMessageInfo(&recordCount); |
AppNearMe | 0:07fa9c0dd549 | 153 | |
AppNearMe | 0:07fa9c0dd549 | 154 | size_t recordNumber = 0; |
AppNearMe | 0:07fa9c0dd549 | 155 | uint16_t info[4]; |
AppNearMe | 0:07fa9c0dd549 | 156 | uint16_t type; |
AppNearMe | 0:07fa9c0dd549 | 157 | size_t infoCount = 4; |
AppNearMe | 0:07fa9c0dd549 | 158 | |
AppNearMe | 0:07fa9c0dd549 | 159 | for(recordNumber = 0; recordNumber < recordCount; recordNumber++) |
AppNearMe | 0:07fa9c0dd549 | 160 | { |
AppNearMe | 0:07fa9c0dd549 | 161 | _transport.nfcGetRecordInfo(recordNumber, &type, info, infoCount); |
AppNearMe | 0:07fa9c0dd549 | 162 | if(type == RECORD_URI) |
AppNearMe | 0:07fa9c0dd549 | 163 | { |
AppNearMe | 0:07fa9c0dd549 | 164 | break; |
AppNearMe | 0:07fa9c0dd549 | 165 | } |
AppNearMe | 0:07fa9c0dd549 | 166 | if(type == RECORD_SP) |
AppNearMe | 0:07fa9c0dd549 | 167 | { |
AppNearMe | 0:07fa9c0dd549 | 168 | recordCount += info[1]; |
AppNearMe | 0:07fa9c0dd549 | 169 | } |
AppNearMe | 0:07fa9c0dd549 | 170 | } |
AppNearMe | 0:07fa9c0dd549 | 171 | if(recordNumber == recordCount) |
AppNearMe | 0:07fa9c0dd549 | 172 | { |
AppNearMe | 0:07fa9c0dd549 | 173 | return false; |
AppNearMe | 0:07fa9c0dd549 | 174 | } |
AppNearMe | 0:07fa9c0dd549 | 175 | |
AppNearMe | 0:07fa9c0dd549 | 176 | //Recover prefix |
AppNearMe | 0:07fa9c0dd549 | 177 | size_t length = maxUriLength - 1; |
AppNearMe | 0:07fa9c0dd549 | 178 | _transport.nfcDecodePrefix(info[0], uri, &length); |
AppNearMe | 0:07fa9c0dd549 | 179 | |
AppNearMe | 0:07fa9c0dd549 | 180 | maxUriLength -= length; |
AppNearMe | 0:07fa9c0dd549 | 181 | uri += length; |
AppNearMe | 0:07fa9c0dd549 | 182 | |
AppNearMe | 0:07fa9c0dd549 | 183 | if(maxUriLength <= 1) |
AppNearMe | 0:07fa9c0dd549 | 184 | { |
AppNearMe | 0:07fa9c0dd549 | 185 | return false; |
AppNearMe | 0:07fa9c0dd549 | 186 | } |
AppNearMe | 0:07fa9c0dd549 | 187 | |
AppNearMe | 0:07fa9c0dd549 | 188 | length = info[1]; |
AppNearMe | 0:07fa9c0dd549 | 189 | if(length > maxUriLength - 1) |
AppNearMe | 0:07fa9c0dd549 | 190 | { |
AppNearMe | 0:07fa9c0dd549 | 191 | return false; |
AppNearMe | 0:07fa9c0dd549 | 192 | } |
AppNearMe | 0:07fa9c0dd549 | 193 | |
AppNearMe | 0:07fa9c0dd549 | 194 | size_t off = 0; |
AppNearMe | 0:07fa9c0dd549 | 195 | while(length > 0) |
AppNearMe | 0:07fa9c0dd549 | 196 | { |
AppNearMe | 0:07fa9c0dd549 | 197 | size_t cpyLength = length; |
AppNearMe | 0:07fa9c0dd549 | 198 | if(cpyLength > 32) |
AppNearMe | 0:07fa9c0dd549 | 199 | { |
AppNearMe | 0:07fa9c0dd549 | 200 | cpyLength = 32; |
AppNearMe | 0:07fa9c0dd549 | 201 | } |
AppNearMe | 0:07fa9c0dd549 | 202 | _transport.nfcGetRecordData(recordNumber, 0, off, (uint8_t*)uri, cpyLength); |
AppNearMe | 0:07fa9c0dd549 | 203 | length -= cpyLength; |
AppNearMe | 0:07fa9c0dd549 | 204 | off += cpyLength; |
AppNearMe | 0:07fa9c0dd549 | 205 | uri += cpyLength; |
AppNearMe | 0:07fa9c0dd549 | 206 | } |
AppNearMe | 0:07fa9c0dd549 | 207 | |
AppNearMe | 0:07fa9c0dd549 | 208 | uri[0] = '\0'; |
AppNearMe | 0:07fa9c0dd549 | 209 | |
AppNearMe | 0:07fa9c0dd549 | 210 | return true; |
AppNearMe | 0:07fa9c0dd549 | 211 | } |
AppNearMe | 0:07fa9c0dd549 | 212 | |
AppNearMe | 0:07fa9c0dd549 | 213 | bool MicroNFCBoard::readNdefText(char* text, size_t maxTextLength) |
AppNearMe | 0:07fa9c0dd549 | 214 | { |
AppNearMe | 0:07fa9c0dd549 | 215 | if(!ndefPresent()) |
AppNearMe | 0:07fa9c0dd549 | 216 | { |
AppNearMe | 0:07fa9c0dd549 | 217 | return false; |
AppNearMe | 0:07fa9c0dd549 | 218 | } |
AppNearMe | 0:07fa9c0dd549 | 219 | |
AppNearMe | 0:07fa9c0dd549 | 220 | size_t recordCount = 0; |
AppNearMe | 0:07fa9c0dd549 | 221 | _transport.nfcGetMessageInfo(&recordCount); |
AppNearMe | 0:07fa9c0dd549 | 222 | |
AppNearMe | 0:07fa9c0dd549 | 223 | |
AppNearMe | 0:07fa9c0dd549 | 224 | size_t recordNumber = 0; |
AppNearMe | 0:07fa9c0dd549 | 225 | uint16_t info[4]; |
AppNearMe | 0:07fa9c0dd549 | 226 | uint16_t type; |
AppNearMe | 0:07fa9c0dd549 | 227 | size_t infoCount = 4; |
AppNearMe | 0:07fa9c0dd549 | 228 | |
AppNearMe | 0:07fa9c0dd549 | 229 | for(recordNumber = 0; recordNumber < recordCount; recordNumber++) |
AppNearMe | 0:07fa9c0dd549 | 230 | { |
AppNearMe | 0:07fa9c0dd549 | 231 | _transport.nfcGetRecordInfo(recordNumber, &type, info, infoCount); |
AppNearMe | 0:07fa9c0dd549 | 232 | if(type == RECORD_TEXT) |
AppNearMe | 0:07fa9c0dd549 | 233 | { |
AppNearMe | 0:07fa9c0dd549 | 234 | break; |
AppNearMe | 0:07fa9c0dd549 | 235 | } |
AppNearMe | 0:07fa9c0dd549 | 236 | if(type == RECORD_SP) |
AppNearMe | 0:07fa9c0dd549 | 237 | { |
AppNearMe | 0:07fa9c0dd549 | 238 | recordCount += info[1]; |
AppNearMe | 0:07fa9c0dd549 | 239 | } |
AppNearMe | 0:07fa9c0dd549 | 240 | } |
AppNearMe | 0:07fa9c0dd549 | 241 | if(recordNumber == recordCount) |
AppNearMe | 0:07fa9c0dd549 | 242 | { |
AppNearMe | 0:07fa9c0dd549 | 243 | return false; |
AppNearMe | 0:07fa9c0dd549 | 244 | } |
AppNearMe | 0:07fa9c0dd549 | 245 | |
AppNearMe | 0:07fa9c0dd549 | 246 | size_t length = info[2]; |
AppNearMe | 0:07fa9c0dd549 | 247 | if(length > maxTextLength - 1) |
AppNearMe | 0:07fa9c0dd549 | 248 | { |
AppNearMe | 0:07fa9c0dd549 | 249 | return false; |
AppNearMe | 0:07fa9c0dd549 | 250 | } |
AppNearMe | 0:07fa9c0dd549 | 251 | |
AppNearMe | 0:07fa9c0dd549 | 252 | size_t off = 0; |
AppNearMe | 0:07fa9c0dd549 | 253 | while(length > 0) |
AppNearMe | 0:07fa9c0dd549 | 254 | { |
AppNearMe | 0:07fa9c0dd549 | 255 | size_t cpyLength = length; |
AppNearMe | 0:07fa9c0dd549 | 256 | if(cpyLength > 32) |
AppNearMe | 0:07fa9c0dd549 | 257 | { |
AppNearMe | 0:07fa9c0dd549 | 258 | cpyLength = 32; |
AppNearMe | 0:07fa9c0dd549 | 259 | } |
AppNearMe | 0:07fa9c0dd549 | 260 | _transport.nfcGetRecordData(recordNumber, 1, off, (uint8_t*)text, cpyLength); |
AppNearMe | 0:07fa9c0dd549 | 261 | length -= cpyLength; |
AppNearMe | 0:07fa9c0dd549 | 262 | off += cpyLength; |
AppNearMe | 0:07fa9c0dd549 | 263 | text += cpyLength; |
AppNearMe | 0:07fa9c0dd549 | 264 | } |
AppNearMe | 0:07fa9c0dd549 | 265 | |
AppNearMe | 0:07fa9c0dd549 | 266 | text[0] = '\0'; |
AppNearMe | 0:07fa9c0dd549 | 267 | |
AppNearMe | 0:07fa9c0dd549 | 268 | return true; |
AppNearMe | 0:07fa9c0dd549 | 269 | } |
AppNearMe | 0:07fa9c0dd549 | 270 | |
AppNearMe | 2:9b0733b8fa95 | 271 | void MicroNFCBoard::writeNdefUri(const char* uri) |
AppNearMe | 2:9b0733b8fa95 | 272 | { |
AppNearMe | 2:9b0733b8fa95 | 273 | _transport.nfcPrepareMessage(true, false); |
AppNearMe | 2:9b0733b8fa95 | 274 | |
AppNearMe | 2:9b0733b8fa95 | 275 | size_t uriPrefixLength = strlen(uri); |
AppNearMe | 2:9b0733b8fa95 | 276 | if( uriPrefixLength > 36 ) |
AppNearMe | 2:9b0733b8fa95 | 277 | { |
AppNearMe | 2:9b0733b8fa95 | 278 | uriPrefixLength = 36; |
AppNearMe | 2:9b0733b8fa95 | 279 | } |
AppNearMe | 2:9b0733b8fa95 | 280 | |
AppNearMe | 2:9b0733b8fa95 | 281 | uint8_t prefix = 0; |
AppNearMe | 2:9b0733b8fa95 | 282 | |
AppNearMe | 2:9b0733b8fa95 | 283 | _transport.nfcEncodePrefix(&prefix, uri, &uriPrefixLength); |
AppNearMe | 2:9b0733b8fa95 | 284 | |
AppNearMe | 2:9b0733b8fa95 | 285 | if( uriPrefixLength > strlen(uri) ) |
AppNearMe | 2:9b0733b8fa95 | 286 | { |
AppNearMe | 2:9b0733b8fa95 | 287 | uriPrefixLength = 0; |
AppNearMe | 2:9b0733b8fa95 | 288 | } |
AppNearMe | 2:9b0733b8fa95 | 289 | |
AppNearMe | 2:9b0733b8fa95 | 290 | size_t uriLength = strlen(uri) - uriPrefixLength; |
AppNearMe | 2:9b0733b8fa95 | 291 | uri += uriPrefixLength; |
AppNearMe | 2:9b0733b8fa95 | 292 | |
AppNearMe | 2:9b0733b8fa95 | 293 | const uint16_t info[] = {prefix, uriLength}; |
AppNearMe | 2:9b0733b8fa95 | 294 | _transport.nfcSetRecordInfo(0, RECORD_URI, info, 2); |
AppNearMe | 2:9b0733b8fa95 | 295 | |
AppNearMe | 2:9b0733b8fa95 | 296 | _transport.nfcSetMessageInfo(1); |
AppNearMe | 2:9b0733b8fa95 | 297 | _transport.nfcPrepareMessage(false, true); |
AppNearMe | 2:9b0733b8fa95 | 298 | |
AppNearMe | 2:9b0733b8fa95 | 299 | size_t off = 0; |
AppNearMe | 2:9b0733b8fa95 | 300 | while(uriLength > 0) |
AppNearMe | 2:9b0733b8fa95 | 301 | { |
AppNearMe | 2:9b0733b8fa95 | 302 | size_t cpyLength = uriLength; |
AppNearMe | 2:9b0733b8fa95 | 303 | if(cpyLength > 32) |
AppNearMe | 2:9b0733b8fa95 | 304 | { |
AppNearMe | 2:9b0733b8fa95 | 305 | cpyLength = 32; |
AppNearMe | 2:9b0733b8fa95 | 306 | } |
AppNearMe | 2:9b0733b8fa95 | 307 | _transport.nfcSetRecordData(0, 0, off, (uint8_t*)uri, cpyLength); |
AppNearMe | 2:9b0733b8fa95 | 308 | uriLength -= cpyLength; |
AppNearMe | 2:9b0733b8fa95 | 309 | off += cpyLength; |
AppNearMe | 2:9b0733b8fa95 | 310 | uri += cpyLength; |
AppNearMe | 2:9b0733b8fa95 | 311 | } |
AppNearMe | 2:9b0733b8fa95 | 312 | } |
AppNearMe | 2:9b0733b8fa95 | 313 | |
AppNearMe | 2:9b0733b8fa95 | 314 | void MicroNFCBoard::writeNdefText(const char* lang, const char* text) |
AppNearMe | 2:9b0733b8fa95 | 315 | { |
AppNearMe | 2:9b0733b8fa95 | 316 | _transport.nfcPrepareMessage(true, false); |
AppNearMe | 2:9b0733b8fa95 | 317 | |
AppNearMe | 2:9b0733b8fa95 | 318 | size_t langLength = strlen(lang); |
AppNearMe | 2:9b0733b8fa95 | 319 | size_t textLength = strlen(text); |
AppNearMe | 2:9b0733b8fa95 | 320 | |
AppNearMe | 2:9b0733b8fa95 | 321 | const uint16_t info[] = {0 /* UTF-8 */, langLength, textLength}; |
AppNearMe | 2:9b0733b8fa95 | 322 | _transport.nfcSetRecordInfo(0, RECORD_TEXT, info, 3); |
AppNearMe | 2:9b0733b8fa95 | 323 | |
AppNearMe | 2:9b0733b8fa95 | 324 | _transport.nfcSetMessageInfo(1); |
AppNearMe | 2:9b0733b8fa95 | 325 | _transport.nfcPrepareMessage(false, true); |
AppNearMe | 2:9b0733b8fa95 | 326 | |
AppNearMe | 2:9b0733b8fa95 | 327 | size_t off = 0; |
AppNearMe | 2:9b0733b8fa95 | 328 | while(langLength > 0) |
AppNearMe | 2:9b0733b8fa95 | 329 | { |
AppNearMe | 2:9b0733b8fa95 | 330 | size_t cpyLength = langLength; |
AppNearMe | 2:9b0733b8fa95 | 331 | if(cpyLength > 32) |
AppNearMe | 2:9b0733b8fa95 | 332 | { |
AppNearMe | 2:9b0733b8fa95 | 333 | cpyLength = 32; |
AppNearMe | 2:9b0733b8fa95 | 334 | } |
AppNearMe | 2:9b0733b8fa95 | 335 | _transport.nfcSetRecordData(0, 0, off, (uint8_t*)lang, cpyLength); |
AppNearMe | 2:9b0733b8fa95 | 336 | langLength -= cpyLength; |
AppNearMe | 2:9b0733b8fa95 | 337 | off += cpyLength; |
AppNearMe | 2:9b0733b8fa95 | 338 | lang += cpyLength; |
AppNearMe | 2:9b0733b8fa95 | 339 | } |
AppNearMe | 2:9b0733b8fa95 | 340 | |
AppNearMe | 2:9b0733b8fa95 | 341 | off = 0; |
AppNearMe | 2:9b0733b8fa95 | 342 | while(textLength > 0) |
AppNearMe | 2:9b0733b8fa95 | 343 | { |
AppNearMe | 2:9b0733b8fa95 | 344 | size_t cpyLength = textLength; |
AppNearMe | 2:9b0733b8fa95 | 345 | if(cpyLength > 32) |
AppNearMe | 2:9b0733b8fa95 | 346 | { |
AppNearMe | 2:9b0733b8fa95 | 347 | cpyLength = 32; |
AppNearMe | 2:9b0733b8fa95 | 348 | } |
AppNearMe | 2:9b0733b8fa95 | 349 | _transport.nfcSetRecordData(0, 1, off, (uint8_t*)text, cpyLength); |
AppNearMe | 2:9b0733b8fa95 | 350 | textLength -= cpyLength; |
AppNearMe | 2:9b0733b8fa95 | 351 | off += cpyLength; |
AppNearMe | 2:9b0733b8fa95 | 352 | text += cpyLength; |
AppNearMe | 2:9b0733b8fa95 | 353 | } |
AppNearMe | 2:9b0733b8fa95 | 354 | |
AppNearMe | 2:9b0733b8fa95 | 355 | } |
AppNearMe | 0:07fa9c0dd549 | 356 | |
AppNearMe | 0:07fa9c0dd549 | 357 | |
AppNearMe | 2:9b0733b8fa95 | 358 |