1 /** 2 * --------- 3 * |.##> <##.| Open Smart Card Development Platform (www.openscdp.org) 4 * |# #| 5 * |# #| Copyright (c) 1999-2018 CardContact Software & System Consulting 6 * |'##> <##'| Andreas Schwier, 32429 Minden, Germany (www.cardcontact.de) 7 * --------- 8 * 9 * This file is part of OpenSCDP. 10 * 11 * OpenSCDP is free software; you can redistribute it and/or modify 12 * it under the terms of the GNU General Public License version 2 as 13 * published by the Free Software Foundation. 14 * 15 * OpenSCDP is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU General Public License for more details. 19 * 20 * You should have received a copy of the GNU General Public License 21 * along with OpenSCDP; if not, write to the Free Software 22 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 23 * 24 * @fileoverview Implementation of a ISO 7816-4 file system simulation 25 */ 26 27 var APDU = require('scsh/cardsim/APDU').APDU; 28 var FSNode = require('scsh/cardsim/FSNode').FSNode; 29 var FileSystemIdObject = require('scsh/cardsim/FileSystemIdObject').FileSystemIdObject; 30 31 32 33 /** 34 * Creates a Dedicated File (DF) 35 * 36 * <p>The constructor supports as argument a list of child elements</p> 37 * 38 * @class Class implementing dedicated files 39 * @constructor 40 * @param {FCP} the file control parameter 41 */ 42 function DF(fcp) { 43 this.childs = new Array(); 44 this.fidmap = new Array(); 45 this.sfimap = new Array(); 46 this.aidmap = new Array(); 47 this.meta = new Array(); 48 49 FSNode.call(this, fcp); 50 51 if (arguments.length > 1) { 52 for (var i = 1; i < arguments.length; i++) { 53 var arg = arguments[i]; 54 this.add(arg); 55 } 56 } 57 } 58 59 DF.prototype = new FSNode(); 60 DF.prototype.constructor = DF; 61 62 exports.DF = DF; 63 64 65 /** 66 * Adds a new child node to the DF 67 * 68 * @param {FSNode} node the node to add 69 */ 70 DF.prototype.add = function(node) { 71 this.childs.push(node); 72 node.setParent(this); 73 74 var f = node.getFCP(); 75 76 var fid = f.getFID(); 77 if (fid) { 78 if (this.fidmap[fid]) { 79 throw new GPError("DF", GPError.INVALID_DATA, APDU.SW_FILEEXISTS, "Duplicate file identifier " + fid); 80 } 81 this.fidmap[fid] = node; 82 } 83 84 if (node.isDF()) { 85 var aid = f.getAID(); 86 if (aid) { 87 if (this.aidmap[aid]) { 88 throw new GPError("DF", GPError.INVALID_DATA, APDU.SW_FILEEXISTS, "Duplicate application identifier " + aid); 89 } 90 this.aidmap[aid] = node; 91 } 92 } else { 93 var sfi = f.getSFI(); 94 // print("Found SFI " + sfi); 95 if (typeof(sfi) != "undefined") { 96 if (this.sfimap[sfi]) { 97 throw new GPError("DF", GPError.INVALID_DATA, APDU.SW_FILEEXISTS, "Duplicate short file identifier " + sfi); 98 } 99 this.sfimap[sfi] = node; 100 } 101 } 102 103 } 104 105 106 107 /** 108 * Add meta information to DF 109 * 110 * @param {String} name name of meta information 111 * @param {Object} value value of meta information 112 */ 113 DF.prototype.addMeta = function(name, value) { 114 this.meta[name] = value; 115 } 116 117 118 119 /** 120 * Add object to DF 121 * 122 * @param {Object} o object to be added. Must have property type and id. 123 */ 124 DF.prototype.addObject = function(o) { 125 assert((typeof(o) == "object") && (o instanceof FileSystemIdObject), "Argument must be instance of FileSystemIdObject"); 126 if (typeof(this.meta[o.getType()]) == "undefined") { 127 this.meta[o.getType()] = []; 128 } 129 this.meta[o.getType()][o.getId()] = o; 130 } 131 132 133 134 /** 135 * Select a file contained in the DF using the file identifier 136 * 137 * @param {ByteString} the file identifier 138 * @type FSNode 139 * @return the found node or undefined 140 */ 141 DF.prototype.selectByFID = function(fid) { 142 return this.fidmap[fid]; 143 } 144 145 146 147 /** 148 * Select a file contained in the DF using the short file identifier 149 * 150 * @param {Number} the short file identifier 151 * @type FSNode 152 * @return the found node or undefined 153 */ 154 DF.prototype.selectBySFI = function(sfi) { 155 return this.sfimap[sfi]; 156 } 157 158 159 160 /** 161 * Select a DF contained in the DF using the application identifier 162 * 163 * @param {ByteString} the application identifier 164 * @type FSNode 165 * @return the found node or undefined 166 */ 167 DF.prototype.selectByAID = function(aid) { 168 return this.aidmap[aid]; 169 } 170 171 172 173 /** 174 * Returns true as this is a DF 175 * 176 * @type boolean 177 * @return true this is a DF 178 */ 179 DF.prototype.isDF = function() { 180 return true; 181 } 182 183 184 185 /** 186 * Dump the file system system recursively starting this this node 187 * 188 * @param {String} indent the string to prefix the output with 189 * @type String 190 * @return the dump 191 */ 192 DF.prototype.dump = function(indent) { 193 if (typeof(indent) == "undefined") { 194 indent = ""; 195 } 196 var str = indent + this.toString() + "\n"; 197 198 if (this instanceof DF) { 199 for (var i in this.meta) { 200 str += indent + " Meta:" + i + "\n"; 201 if (typeof(this.meta[i]) == "object") { 202 for each (var e in this.meta[i]) { 203 if (e instanceof FileSystemIdObject) { 204 str += indent + " " + e.toString() + "\n"; 205 } 206 } 207 } 208 } 209 } 210 211 for (var i = 0; i < this.childs.length; i++) { 212 var c = this.childs[i]; 213 214 if (c instanceof DF) { 215 str += c.dump(" " + indent); 216 } else { 217 str += " " + indent + c.toString() + "\n"; 218 } 219 } 220 return str; 221 } 222