/**
* Splits an octet stream into the separate parts that would be the payloads of concatenated SMS
* messages.
*
* @param messageBinary
* @param sourcePort
* @param destinationPort
* @return Supplied byte[] split into parts. These parts should reconcatenate to form the original
* byte array. Supplying a zero-length byte[] should return a single, empty part.
*/
public static byte[][] getPayloads(byte[] messageBinary, int sourcePort, int destinationPort) {
if (messageBinary.length == 0) return new byte[][] {new byte[0]};
boolean isPorted = sourcePort > 0 || destinationPort > 0;
int totalParts = getMessagesNeeded_8bit(messageBinary.length, isPorted);
byte[][] payloadParts = new byte[totalParts][];
int udhLength = getUDHSize(true, isPorted, totalParts > 1);
String encodedText = HexUtils.encode(messageBinary);
for (int i = 0; i < payloadParts.length; i++) {
payloadParts[i] = HexUtils.decode(extractPayload(encodedText, i + 1, udhLength));
}
return payloadParts;
}
public static ArrayList<String> getRecords(Reader mReader, byte[] data) {
ArrayList<String> al = new ArrayList<String>();
if (data.length % 4 != 0) {
Log.i("EMVUtils", "Exc in EMVUtils + data: " + HexUtils.toHexString(data));
al.add("Wrong AFL data");
return al;
}
Log.i("EMVUtils", "else..." + data.length);
for (int i = 0; i < data.length / 4; i++) {
int mSfi = data[i * 4] >>> 3;
mSfi = (mSfi << 3) | 4;
Log.i("EMVUtils", "mSfi: " + mSfi);
int startRec = data[i * 4 + 1] & 0xFF;
int endRec = data[i * 4 + 2] & 0xFF;
for (int record = startRec; record <= endRec; record++) {
Log.i("EMVUtils", "Read record, sfi: " + mSfi + " , record: " + record);
try {
String response =
APDU.transmitByteCommand(
mReader,
new byte[] {(byte) 0x00, (byte) 0xB2, (byte) record, (byte) mSfi, (byte) 0x00});
Log.i("EMVUtils", "response: " + response);
if (response.substring(response.length() - 4).equals("9000")) {
al.add(response);
}
} catch (ReaderException e) {
e.printStackTrace();
}
}
}
return al;
}
private static ByteSetPayload fetchByteSetContent(
byte[] copy, ByteSet byteSet, int start, boolean read) {
PayloadType payloadType = byteSet.payloadType;
ByteSetPayload byteSetPayload = new ByteSetPayload();
byteSetPayload.owner = byteSet;
byteSetPayload.start = start;
switch (payloadType) {
case TWO_BYTES:
{
if (start + 1 > copy.length) {
throw new PhotoUtilsException(
String.format(
"Attempted to read byteset %s. However, it was found that the payload index was out of range",
byteSet.name));
}
byteSetPayload.end = start + 1;
if (read) {
byteSetPayload.payload = new byte[] {copy[start], copy[start + 1]};
}
}
case VARIABLE_LENGTH:
{
byte[] length = {copy[start], copy[start + 1]};
int numberOfBytesToRead = HexUtils.toInt(length[0], length[1]);
byteSetPayload.start = start + 2;
byteSetPayload.end = start + numberOfBytesToRead - 1;
if (read) {
byte[] payload = new byte[numberOfBytesToRead - 2];
int payloadIndex = 0;
for (int i = start + 2; i < start + numberOfBytesToRead; i++) {
payload[payloadIndex] = copy[i];
payloadIndex++;
}
System.out.println("Payload:" + Arrays.toString(HexUtils.bytesToHex(payload)));
byteSetPayload.payload = payload;
}
}
case NONE:
{
byteSetPayload.end = start;
}
}
return byteSetPayload;
}
public String preparePassword(String password) {
if (messageDigest != null && this.encoding != null) {
System.out.println("Cifrando password" + password);
byte[] bytes = messageDigest.digest(password.getBytes());
if (this.encoding.equalsIgnoreCase("BASE64")) {
bytes = Base64.encodeBase64(bytes);
return new String(bytes);
} else if (this.encoding.equalsIgnoreCase("HEX")) {
return HexUtils.convert(bytes);
}
}
return password;
}
@Test
public void shouldRenderCorrectlyWithoutAddress() throws IOException {
byte[] buffer = line.getBytes("UTF-8");
StringBuilder builder = new StringBuilder();
HexUtils.dump(buffer, builder, 16);
String[] lines = builder.toString().split("\n");
assertThat(lines.length, is(7));
assertThat(
lines[0], is("57 6f 6e 64 65 72 69 6e 67 20 68 6f 77 20 74 68 |Wondering.how.th|"));
assertThat(
lines[1], is("69 73 20 77 6f 72 6b 73 20 6f 75 74 2e 20 49 20 |is.works.out..I.|"));
assertThat(
lines[2], is("77 6f 75 6c 64 20 65 78 70 65 63 74 20 69 74 27 |would.expect.it.|"));
assertThat(
lines[3], is("73 20 61 6c 6c 20 67 6f 69 6e 67 20 74 6f 20 77 |s.all.going.to.w|"));
assertThat(
lines[4], is("6f 72 6b 20 6f 75 74 20 66 69 6e 65 2c 20 62 75 |ork.out.fine..bu|"));
assertThat(
lines[5], is("74 20 69 74 27 73 20 68 61 72 64 20 74 6f 20 74 |t.it.s.hard.to.t|"));
assertThat(
lines[6], is("65 6c 6c |ell |"));
}
private static void work(CardTerminal reader, OptionSet args) throws CardException {
if (!reader.isCardPresent()) {
System.out.println("No card in " + reader.getName());
return;
}
FileOutputStream o = null;
if (args.has(OPT_DUMP)) {
try {
o = new FileOutputStream((File) args.valueOf(OPT_DUMP));
} catch (FileNotFoundException e) {
System.err.println("Can not dump to " + args.valueOf(OPT_DUMP));
}
}
reader = LoggingCardTerminal.getInstance(reader, o);
// This allows to override the protocol for RemoteTerminal as well.
final String protocol;
if (args.has(OPT_T0)) {
protocol = "T=0";
} else if (args.has(OPT_T1)) {
protocol = "T=1";
} else {
protocol = "*";
}
if (args.has(CMD_APDU)) {
Card c = null;
try {
c = reader.connect(protocol);
if (args.has(CMD_APDU)) {
for (Object s : args.valuesOf(CMD_APDU)) {
CommandAPDU a = new CommandAPDU(HexUtils.stringToBin((String) s));
ResponseAPDU r = c.getBasicChannel().transmit(a);
if (args.has(OPT_ERROR) && r.getSW() != 0x9000) {
System.out.println(
"Card returned " + String.format("%04X", r.getSW()) + ", exiting!");
return;
}
}
}
} catch (CardException e) {
if (TerminalManager.getExceptionMessage(e) != null) {
System.out.println("PC/SC failure: " + TerminalManager.getExceptionMessage(e));
} else {
throw e;
}
} finally {
if (c != null) {
c.disconnect(true);
}
}
} else if (args.has(OPT_CONNECT)) {
String remote = (String) args.valueOf(OPT_CONNECT);
JSONMessagePipe transport = null;
try {
if (remote.startsWith("http://") || remote.startsWith("https://")) {
if (args.has(OPT_PINNED)) {
transport =
HTTPTransport.open(
new URL(remote), certFromPEM(((File) args.valueOf(OPT_PINNED)).getPath()));
} else {
transport = HTTPTransport.open(new URL(remote), null);
}
} else {
transport = SocketTransport.connect(string2socket(remote), null);
}
// Connect the transport and the terminal
CmdlineRemoteTerminal c = new CmdlineRemoteTerminal(transport, reader);
c.forceProtocol(protocol);
// Run
c.run();
} catch (IOException e) {
System.err.println("Communication error: " + e.getMessage());
} finally {
if (transport != null) transport.close();
}
}
}
public static void main(String[] argv) throws Exception {
OptionSet args = parseOptions(argv);
if (args.has(OPT_VERBOSE)) {
verbose = true;
// Set up slf4j simple in a way that pleases us
System.setProperty("org.slf4j.simpleLogger.defaultLogLevel", "debug");
System.setProperty("org.slf4j.simpleLogger.showThreadName", "true");
System.setProperty("org.slf4j.simpleLogger.showShortLogName", "true");
System.setProperty("org.slf4j.simpleLogger.levelInBrackets", "true");
} else {
System.setProperty("org.slf4j.simpleLogger.defaultLogLevel", "warn");
}
if (args.has(OPT_VERSION)) {
String version = "apdu4j " + getVersion(SCTool.class);
// Append host information
version += "\nRunning on " + System.getProperty("os.name");
version += " " + System.getProperty("os.version");
version += " " + System.getProperty("os.arch");
version += ", Java " + System.getProperty("java.version");
version += " by " + System.getProperty("java.vendor");
System.out.println(version);
}
if (args.has(OPT_TEST_SERVER)) {
// TODO: have the possibility to run SocketServer as well?
RemoteTerminalServer srv = new RemoteTerminalServer(TestServer.class);
srv.start(string2socket((String) args.valueOf(OPT_TEST_SERVER)));
System.console().readLine("Press enter to stop\n");
srv.stop(1);
System.exit(0);
}
// List TerminalFactory providers
if (args.has(OPT_PROVIDERS)) {
Provider providers[] = Security.getProviders("TerminalFactory.PC/SC");
if (providers != null) {
System.out.println("Existing TerminalFactory providers:");
for (Provider p : providers) {
System.out.println(p.getName());
}
}
}
// Fix properties on non-windows platforms
TerminalManager.fixPlatformPaths();
// Only applies to SunPCSC
if (args.has(OPT_NO_GET_RESPONSE)) {
System.setProperty("sun.security.smartcardio.t0GetResponse", "false");
System.setProperty("sun.security.smartcardio.t1GetResponse", "false");
}
// Override PC/SC library path
if (args.has(OPT_LIB)) {
System.setProperty("sun.security.smartcardio.library", (String) args.valueOf(OPT_LIB));
}
TerminalFactory tf = null;
CardTerminals terminals = null;
try {
// Get a terminal factory
if (args.has(OPT_PROVIDER)) {
String pn = (String) args.valueOf(OPT_PROVIDER);
String pt = (String) args.valueOf(OPT_PROVIDER_TYPE);
tf = loadFactory(pn, pt);
} else if (args.has(OPT_SUN)) {
tf = loadFactory(SUN_CLASS, null);
} else if (args.has(OPT_JNA)) {
tf = loadFactory(JNA_CLASS, null);
} else {
tf = TerminalFactory.getDefault();
}
if (verbose) {
System.out.println(
"# Using " + tf.getProvider().getClass().getCanonicalName() + " - " + tf.getProvider());
if (System.getProperty(TerminalManager.lib_prop) != null) {
System.out.println(
"# " + TerminalManager.lib_prop + "=" + System.getProperty(TerminalManager.lib_prop));
}
}
// Get all terminals
terminals = tf.terminals();
} catch (Exception e) {
// XXX: we catch generic Exception here to avoid importing JNA.
// Try to get a meaningful message
String msg = TerminalManager.getExceptionMessage(e);
if (msg == null) msg = e.getMessage();
System.out.println("No readers: " + msg);
System.exit(1);
}
// Terminals to work on
List<CardTerminal> do_readers = new ArrayList<CardTerminal>();
try {
// List Terminals
if (args.has(CMD_LIST)) {
List<CardTerminal> terms = terminals.list();
if (verbose) {
System.out.println(
"# Found " + terms.size() + " terminal" + (terms.size() == 1 ? "" : "s"));
}
if (terms.size() == 0) {
System.err.println("No readers found");
System.exit(1);
}
for (CardTerminal t : terms) {
String vmd = " ";
try (PinPadTerminal pp = new PinPadTerminal(t)) {
pp.probe();
// Verify, Modify, Display
if (verbose) {
vmd += "[";
vmd += pp.canVerify() ? "V" : " ";
vmd += pp.canModify() ? "M" : " ";
vmd += pp.hasDisplay() ? "D" : " ";
vmd += "] ";
}
} catch (CardException e) {
if (verbose) {
System.err.println("Could not probe PinPad: " + e.getMessage());
}
}
System.out.println((t.isCardPresent() ? "[*]" : "[ ]") + vmd + t.getName());
if (args.has(OPT_VERBOSE) && t.isCardPresent()) {
Card c = t.connect("DIRECT");
String atr = HexUtils.encodeHexString(c.getATR().getBytes()).toUpperCase();
c.disconnect(false);
System.out.println(" " + atr);
if (args.has(OPT_WEB)) {
String url = "http://smartcard-atr.appspot.com/parse?ATR=" + atr;
if (Desktop.isDesktopSupported()) {
Desktop.getDesktop().browse(new URI(url + "&from=apdu4j"));
} else {
System.out.println(" " + url);
}
}
}
}
}
// Select terminals to work on
if (args.has(OPT_READER)) {
String reader = (String) args.valueOf(OPT_READER);
CardTerminal t = terminals.getTerminal(reader);
if (t == null) {
System.err.println("Reader \"" + reader + "\" not found.");
System.exit(1);
}
do_readers = Arrays.asList(t);
} else {
do_readers = terminals.list(State.CARD_PRESENT);
if (do_readers.size() > 1 && !args.hasArgument(OPT_ALL)) {
System.err.println("More than one reader with a card found.");
System.err.println("Run with --" + OPT_ALL + " to work with all found cards");
System.exit(1);
} else if (do_readers.size() == 0 && !args.has(CMD_LIST)) {
// But if there is a single reader, wait for a card insertion
List<CardTerminal> empty = terminals.list(State.CARD_ABSENT);
if (empty.size() == 1 && args.has(OPT_WAIT)) {
CardTerminal rdr = empty.get(0);
System.out.println("Please enter a card into " + rdr.getName());
if (!empty.get(0).waitForCardPresent(30000)) {
System.out.println("Timeout.");
} else {
do_readers = Arrays.asList(rdr);
}
} else {
System.err.println("No reader with a card found!");
System.exit(1);
}
}
}
} catch (CardException e) {
System.out.println("Could not list readers: " + TerminalManager.getExceptionMessage(e));
e.printStackTrace();
}
for (CardTerminal t : do_readers) {
work(t, args);
}
}
/**
* Generates the TPDUs for a UCS-2-encoded text message. The TPDUs are returned as hex-encoded
* binary strings.
*
* @param messageText
* @param smscNumber
* @param recipientMsisdn
* @param concatReferenceNumber Reference number to embed in multipart message parts' UDH
* @param sourcePort
* @param destinationPort
* @param requestStatusReport
* @param validityPeriod Validity period of this message, in hours. Maximum validity will be
* requested if this is set to zero.
* @param protocolIdentifier
* @param dataCodingScheme
* @return The PDUs to be sent for the message
*/
public static String[] generatePdus_ucs2(
String messageText,
String smscNumber,
String recipientMsisdn,
int concatReferenceNumber,
int sourcePort,
int destinationPort,
boolean requestStatusReport,
int validityPeriod,
int protocolIdentifier,
int dataCodingScheme) {
boolean isPorted = sourcePort > 0 || destinationPort > 0;
String[] messageParts = splitText_ucs2(messageText, isPorted);
final int totalParts = messageParts.length;
boolean isMultipart = totalParts > 1;
boolean requiresUdh = isMultipart || isPorted;
String[] pdus = new String[totalParts];
try {
for (int partNumber = 1; partNumber <= totalParts; ++partNumber) {
ByteArrayOutputStream out = new ByteArrayOutputStream();
out.write(encodeMsisdnAsAddressField(smscNumber, true));
// get the front byte, which identifies message content
out.write(getByteZero(TP_MTI_MO_SUBMIT, requiresUdh, requestStatusReport));
// Message reference. Always zero here.
/** [TP-MR: TP-Message-Reference] Parameter identifying the SMS-SUBMIT. */
out.write(0);
// Add the recipient's MSISDN
/** [TP-DA: TP-Destination-Address] Address of the destination SME. */
out.write(encodeMsisdnAsAddressField(recipientMsisdn, false));
/**
* [TP-PID: TP-Protocol-Identifier] Parameter identifying the above layer protocol, if any.
*/
out.write(protocolIdentifier);
/**
* [TP-DCS: TP-Data-CodingScheme] Parameter identifying the coding scheme within the
* TP-User-Data.
*/
out.write(dataCodingScheme);
/**
* [TP-VP: TP-Validity-Period] Parameter identifying the time from where the message is no
* longer valid. Here, this is always relative.
*/
out.write(getRelativeVP(validityPeriod));
// Build the UD
// First build the UDH
/**
* Total length of the udh, including the UDHL. Do not confuse with udhBytes.length, which
* is the length of the UDH's content
*/
int udhTotalLength = getUDHSize(true, isPorted, isMultipart);
byte[] encodedText = encodeUcs2Text(messageParts[partNumber - 1]);
/** The length, in octets, of the user data, including the header. */
int dataLen = encodedText.length + udhTotalLength;
/** [TP-UDL: TP-User-Data-Length] Length of the UD, specific to the encoding. */
out.write(dataLen);
if (requiresUdh) {
/** Now write the octet content of the UDH */
out.write(
generateUDH(
partNumber, totalParts, concatReferenceNumber, sourcePort, destinationPort));
}
/** Add the MS to the PDU */
out.write(encodedText);
pdus[partNumber - 1] = HexUtils.encode(out.toByteArray());
}
return pdus;
} catch (IOException ex) {
throw new RuntimeException(ex);
}
}
/**
* Generate PDUs for a text message encoded using {@link SmsMessageEncoding#GSM_7BIT}.
*
* @param messageText
* @param smscNumber
* @param recipientMsisdn
* @param concatReferenceNumber
* @param sourcePort
* @param destinationPort
* @param requestStatusReport
* @param validityPeriod
* @param protocolIdentifier
* @param dataCodingScheme
* @return An ordered list of PDUs encoded as hexadecimal strings which combine to recreate the
* original text message.
*/
public static String[] generatePdus_gsm7bit(
String messageText,
String smscNumber,
String recipientMsisdn,
int concatReferenceNumber,
int sourcePort,
int destinationPort,
boolean requestStatusReport,
int validityPeriod,
int protocolIdentifier,
int dataCodingScheme) {
boolean isPorted = sourcePort > 0 || destinationPort > 0;
String[] messageParts = GsmAlphabet.splitText(messageText, isPorted);
final int totalParts = messageParts.length;
boolean isMultipart = totalParts > 1;
boolean requiresUdh = isMultipart || isPorted;
/** PDUs that make up this message, encoded as hexadecimal strings. */
String[] pdus = new String[totalParts];
try {
for (int partNumber = 1; partNumber <= totalParts; ++partNumber) {
ByteArrayOutputStream out = new ByteArrayOutputStream();
out.write(encodeMsisdnAsAddressField(smscNumber, true));
// get the front byte, which identifies message content
out.write(getByteZero(TP_MTI_MO_SUBMIT, requiresUdh, requestStatusReport));
// Message reference. Always zero here.
/** [TP-MR: TP-Message-Reference] Parameter identifying the SMS-SUBMIT. */
out.write(0);
// Add the recipient's MSISDN
/** [TP-DA: TP-Destination-Address] Address of the destination SME. */
out.write(encodeMsisdnAsAddressField(recipientMsisdn, false));
/**
* [TP-PID: TP-Protocol-Identifier] Parameter identifying the above layer protocol, if any.
*/
out.write(protocolIdentifier);
/**
* [TP-DCS: TP-Data-CodingScheme] Parameter identifying the coding scheme within the
* TP-User-Data.
*/
out.write(dataCodingScheme);
/**
* [TP-VP: TP-Validity-Period] Parameter identifying the time from where the message is no
* longer valid. Here, this is always relative.
*/
out.write(getRelativeVP(validityPeriod));
// Build the UD
// First build the UDH
/**
* Total length of the udh, including the UDHL. Do not confuse with udhBytes.length, which
* is the length of the UDH's content
*/
int udhTotalLength = getUDHSize(true, isPorted, isMultipart);
byte[] encodedMessageSeptets = GsmAlphabet.stringToBytes(messageParts[partNumber - 1]);
/** Encode the message text using the standard 7-bit GSM alphabet. */
int skipBits = GsmAlphabet.calculateBitSkip(udhTotalLength);
byte[] encodedMessageText =
GsmAlphabet.septetStream2octetStream(encodedMessageSeptets, skipBits);
/**
* [TP-UDL: TP-User-Data-Length] Length of the UD, specific to the encoding. For a 7-bit GSM
* charset message, this is the number of septets in the UD.
*/
int udLength =
(int)
Math.ceil(
((udhTotalLength * 8) + (encodedMessageSeptets.length * 7) + skipBits) / 7.0);
out.write(udLength);
if (requiresUdh) {
/** Now write the octet content of the UDH */
out.write(
generateUDH(
partNumber, totalParts, concatReferenceNumber, sourcePort, destinationPort));
}
out.write(encodedMessageText);
pdus[partNumber - 1] = HexUtils.encode(out.toByteArray());
}
return pdus;
} catch (IOException ex) {
throw new RuntimeException(ex);
}
}
