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Add functions to share data between two pn532. #13

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Add functions to share data between two pn532. #13

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128 changes: 128 additions & 0 deletions src/pn532.js
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
'use strict';
var util = require('util');
//var Promise = require('bluebird');
var EventEmitter = require('events').EventEmitter;

var setupLogging = require('./logs');
Expand Down Expand Up @@ -371,6 +372,133 @@ class PN532 extends EventEmitter {
// };
});
}

emulateTag() {
logger.info('Emulating tag...');
var commAsTarget= 0x8C;
var mode = 0x05; // PICC only, Passive Only
var sens_res = [0x08, 0x00];
var nfcId1t = [0x12, 0x34, 0x56];
var sel_res = [0x60];
var mifareParams = [].concat(sens_res, nfcId1t, sel_res);

var felicaParams = [0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,
0,0];

var nfcId3t = [0,0,0,0,0,0,0,0,0,0];
var generalBytesLength = 0;
var historicalBytesLength = 0;
var commandBuffer = [].concat(
commAsTarget,
mode,
mifareParams,
felicaParams,
nfcId3t,
generalBytesLength,
historicalBytesLength
);
console.log('commandBuffer : '+ commandBuffer);
return this.sendCommand(commandBuffer)
.then((frame) => {
var body = frame.getDataBody();
logger.debug('body', util.inspect(body));
var mode = body[0];
console.log('mode', mode);
logger.debug('mode', mode);
// var initiatorCommand = ...
// var numberOfTags = body[0];
// if (numberOfTags === 1) {
// var tagNumber = body[1];
// var uidLength = body[5];
//
// var uid = body.slice(6, 6 + uidLength)
// .toString('hex')
// .match(/.{1,2}/g)
// .join(':');
//
// return {
// ATQA: body.slice(2, 4), // SENS_RES
// SAK: body[4], // SEL_RES
// uid: uid
// };
// }
});
}

emulateGetData() {
logger.info('Emulate get data...');

return this.sendCommand([c.TG_GET_DATA])//0x86
.then((frame) => {
var body = frame.getDataBody();
logger.debug('Frame data from emulate get data read:', util.inspect(body));
var status = body[0];
if (status === 0x13) {
logger.warn('The data format does not match to the specification.');
}
// var dataIn = body.slice(1, body.length - 1); // skip status byte and last byte (not part of memory)
// 00 00 a4 04 00 07 d2 76 00 00 85 01 01 00 26
var cla = body[1]
var instruction = body[2];
var parameter1 = body[3];
var parameter2 = body[4];
var commandLength = body[5];
var data = body.slice(6, commandLength);
logger.debug('data', util.inspect(data));

logger.debug('instruction', instruction);
logger.debug('parameter1', parameter1);
logger.debug('parameter2', parameter2);
logger.debug('commandLength', commandLength);
logger.debug('data', util.inspect(data));
console.log('Final data read : '+data);
return data;
});
}
/*
emulateSetData(data) {
logger.info('Writing data...');
// // Prepend data with NDEF type and length (TLV) and append terminator TLV
// var block = [].concat([
// c.TAG_MEM_NDEF_TLV,
// data.length
// ], data, [
// c.TAG_MEM_TERMINATOR_TLV
// ]);
//
// logger.debug('block:', util.inspect(new Buffer(block)));
//
// var PAGE_SIZE = 4;
// var totalBlocks = Math.ceil(block.length / PAGE_SIZE);
//
// // Sequentially write each additional 4-byte pages of data, chaining promises
// var self = this;
// var allPromises = (function writeBlock(blockNum) {
// if (blockNum < totalBlocks) {
// var blockAddress = 0x04 + blockNum;
// var pageData = block.splice(0, PAGE_SIZE);
//
// if (pageData.length < PAGE_SIZE) {
// pageData.length = PAGE_SIZE; // Setting length will make sure NULL TLV (0x00) are written at the end of the page
// }
//
// logger.debug('Writing block:', blockNum, 'at blockAddress:', blockAddress);
// logger.debug('pageData:', util.inspect(new Buffer(pageData)));
// return self.writeBlock(pageData, {blockAddress: blockAddress})
// .then(function(block) {
// blockNum++;
// // ndefData = Buffer.concat([ndefData, block]);
// return writeBlock(blockNum);
// });
// }
// })(0);
//
// // return allDataPromise.then(() => ndefData.slice(0, ndefLength));
// return allPromises;
// }
}
*/
}

exports.PN532 = PN532;
Expand Down