diff options
Diffstat (limited to 'smcc/src/main/java/at/gv/egiz/smcc/util/MSCMService.java')
| -rw-r--r-- | smcc/src/main/java/at/gv/egiz/smcc/util/MSCMService.java | 273 |
1 files changed, 273 insertions, 0 deletions
diff --git a/smcc/src/main/java/at/gv/egiz/smcc/util/MSCMService.java b/smcc/src/main/java/at/gv/egiz/smcc/util/MSCMService.java new file mode 100644 index 00000000..0c705447 --- /dev/null +++ b/smcc/src/main/java/at/gv/egiz/smcc/util/MSCMService.java @@ -0,0 +1,273 @@ +package at.gv.egiz.smcc.util; + +import iaik.me.security.Cipher; +import iaik.me.security.CryptoBag; +import iaik.me.security.CryptoException; + +import java.io.ByteArrayOutputStream; +import java.io.IOException; + +import javax.smartcardio.CardChannel; +import javax.smartcardio.CardException; + +public class MSCMService implements MSCMConstants { + + MSCMTransfer transfer; + + public MSCMService(CardChannel channel) { + transfer = new MSCMTransfer(channel); + } + + public String[] getFiles(String path) throws IOException, CardException, MSCMException { + + byte[] cmd = buildAPDU(DEFAULT_SERVICE_PORT, + HIVECODE_NAMESPACE_GEMALTO, HIVECODE_TYPE_DEFAULT, + HIVECODE_METHOD_GETFILES, URI, MSCMDecoder.encodeString(path)); + + return MSCMDecoder.decodeStringArray( + transfer.transfer(cmd, HIVECODE_TYPE_SYSTEM_STRING_ARRAY), 0); + + } + + public byte[] getFileProperties(String path) throws IOException, CardException, MSCMException { + byte[] cmd = buildAPDU(DEFAULT_SERVICE_PORT, + HIVECODE_NAMESPACE_GEMALTO, HIVECODE_TYPE_DEFAULT, + HIVECODE_METHOD_GETFILEPROPERTIES, URI, + MSCMDecoder.encodeString(path)); + + return MSCMDecoder.decodeByteArray( + transfer.transfer(cmd, HIVECODE_TYPE_SYSTEM_BYTE_ARRAY), 0); + } + + public void verifyPin(byte role, byte[] pin) throws IOException, CardException, MSCMException { + byte[] cmd = buildAPDU(DEFAULT_SERVICE_PORT, + HIVECODE_NAMESPACE_GEMALTO, HIVECODE_TYPE_DEFAULT, + HIVECODE_METHOD_VERIFYPIN, URI, + MSCMDecoder.concatByteArrays(new byte[] { role }, + MSCMDecoder.encodeByteArray(pin))); + + transfer.transfer(cmd, HIVECODE_TYPE_SYSTEM_VOID); + } + + public void changePIN(byte role, byte[] oldpin , byte[] newpin, int maxtries) throws IOException, CardException, MSCMException { + byte[] p = MSCMDecoder.concatByteArrays(new byte[] { (byte)0, role }, + MSCMDecoder.encodeByteArray(oldpin)); + byte[] pr = MSCMDecoder.concatByteArrays(p, MSCMDecoder.encodeByteArray(newpin)); + byte[] pre = MSCMDecoder.concatByteArrays(pr, intToBytes(maxtries)); + + byte[] cmd = buildAPDU(DEFAULT_SERVICE_PORT, + HIVECODE_NAMESPACE_GEMALTO, HIVECODE_TYPE_DEFAULT, + HIVECODE_METHOD_CHANGEREFDATA, URI, + pre); + + transfer.transfer(cmd, HIVECODE_TYPE_SYSTEM_VOID); + } + + public void unblockPIN(byte role, byte[] oldpin , byte[] newpin, int maxtries) throws IOException, CardException, MSCMException { + byte[] p = MSCMDecoder.concatByteArrays(new byte[] { (byte)1, role }, + MSCMDecoder.encodeByteArray(oldpin)); + byte[] pr = MSCMDecoder.concatByteArrays(p, MSCMDecoder.encodeByteArray(newpin)); + byte[] pre = MSCMDecoder.concatByteArrays(pr, intToBytes(maxtries)); + + byte[] cmd = buildAPDU(DEFAULT_SERVICE_PORT, + HIVECODE_NAMESPACE_GEMALTO, HIVECODE_TYPE_DEFAULT, + HIVECODE_METHOD_CHANGEREFDATA, URI, + pre); + + transfer.transfer(cmd, HIVECODE_TYPE_SYSTEM_VOID); + } + + public int[] queryFreeSpace() throws IOException, CardException, MSCMException { + byte[] cmd = buildAPDU(DEFAULT_SERVICE_PORT, + HIVECODE_NAMESPACE_GEMALTO, HIVECODE_TYPE_DEFAULT, + HIVECODE_METHOD_QUERYFREESPACE, URI, + null); + + return MSCMDecoder.decodeIntArray( + transfer.transfer(cmd, HIVECODE_TYPE_SYSTEM_INT32_ARRAY), 0); + } + + public void forceGC() throws IOException, CardException, MSCMException { + byte[] cmd = buildAPDU(DEFAULT_SERVICE_PORT, + HIVECODE_NAMESPACE_GEMALTO, HIVECODE_TYPE_DEFAULT, + HIVECODE_METHOD_FORCEGC, URI, + null); + transfer.transfer(cmd, HIVECODE_TYPE_SYSTEM_VOID); + } + + public byte[] readFile(String path) throws IOException, CardException, MSCMException { + byte[] cmd = buildAPDU(DEFAULT_SERVICE_PORT, + HIVECODE_NAMESPACE_GEMALTO, HIVECODE_TYPE_DEFAULT, + HIVECODE_METHOD_READFILE, URI, + MSCMDecoder.concatByteArrays(MSCMDecoder.encodeString(path), + intToBytes(0) )); + + return MSCMDecoder.decodeByteArray( + transfer.transfer(cmd, HIVECODE_TYPE_SYSTEM_BYTE_ARRAY), 0); + } + + public byte[] privateKeyDecrypt(byte ctrIdx, byte keyType, byte[] data) + throws IOException, CardException, MSCMException { + byte[] cmd = buildAPDU(DEFAULT_SERVICE_PORT, + HIVECODE_NAMESPACE_GEMALTO, HIVECODE_TYPE_DEFAULT, + HIVECODE_METHOD_PRIVATEKEYDECRYPT, URI, + MSCMDecoder.concatByteArrays(new byte[] { ctrIdx, + keyType }, MSCMDecoder.encodeByteArray(data))); + + return MSCMDecoder.decodeByteArray( + transfer.transfer(cmd, HIVECODE_TYPE_SYSTEM_BYTE_ARRAY), 0); + } + + public int getTriesRemaining(byte role) throws IOException, CardException, MSCMException { + byte[] cmd = buildAPDU(DEFAULT_SERVICE_PORT, + HIVECODE_NAMESPACE_GEMALTO, HIVECODE_TYPE_DEFAULT, + HIVECODE_METHOD_GETTRIESREMAINING, URI, new byte[] { role }); + + return bytesToInt(transfer.transfer(cmd, HIVECODE_TYPE_SYSTEM_INT32), 0); + } + + public String getVersion() throws IOException, CardException, MSCMException { + + byte[] cmd = buildAPDU(DEFAULT_SERVICE_PORT, + HIVECODE_NAMESPACE_GEMALTO, HIVECODE_TYPE_DEFAULT, + HIVECODE_METHOD_GETVERSION, URI, null); + + return MSCMDecoder.decodeString( + transfer.transfer(cmd, HIVECODE_TYPE_SYSTEM_STRING), 0); + + } + + public byte[] getContainerProperty(byte ctrIndex, byte property, byte flags) + throws IOException, CardException, MSCMException { + byte[] cmd = buildAPDU(DEFAULT_SERVICE_PORT, + HIVECODE_NAMESPACE_GEMALTO, HIVECODE_TYPE_DEFAULT, + HIVECODE_METHOD_GETCONTAINERPROPERTY, URI, new byte[] { + ctrIndex, property, flags }); + + return transfer.transfer(cmd, HIVECODE_TYPE_SYSTEM_BYTE_ARRAY); + } + + public byte[] getCardProperty(byte property, byte flags) + throws IOException, CardException, MSCMException { + + byte[] cmd = buildAPDU(DEFAULT_SERVICE_PORT, + HIVECODE_NAMESPACE_GEMALTO, HIVECODE_TYPE_DEFAULT, + HIVECODE_METHOD_GETCARDPROPERTY, URI, new byte[] { property, + flags }); + + return transfer.transfer(cmd, HIVECODE_TYPE_SYSTEM_BYTE_ARRAY); + } + + public static String bytArrayToHex(byte[] a) { + StringBuilder sb = new StringBuilder(); + for (byte b : a) + sb.append(String.format("%02X ", b & 0xff)); + return sb.toString(); + } + + public static String bytArrayToHex(byte[] a, int offset) { + StringBuilder sb = new StringBuilder(); + for (int i = offset; i < a.length; i++) { + byte b = a[i]; + sb.append(String.format("%02X ", b & 0xff)); + } + return sb.toString(); + } + + public static byte[] shortToBytes(short x) { + byte[] ret = new byte[2]; + ret[1] = (byte) (x & 0xff); + ret[0] = (byte) ((x >> 8) & 0xff); + return ret; + } + + public static byte[] intToBytes(int x) { + byte[] ret = new byte[4]; + ret[3] = (byte) (x & 0xff); + ret[2] = (byte) ((x >> 8) & 0xff); + ret[1] = (byte) ((x >> 16) & 0xff); + ret[0] = (byte) ((x >> 24) & 0xff); + return ret; + } + + public static int bytesToInt(byte[] by, int offset) { + int value = 0; + for (int i = 0; i < 4 && i + offset < by.length; i++) { + value <<= 8; + value |= (int) by[offset + i] & 0xFF; + } + return value; + } + + public static short bytesToShort(byte[] by, int offset) { + short value = 0; + for (int i = 0; i < 2 && i + offset < by.length; i++) { + value <<= 8; + value |= (short) by[i + offset] & 0xFF; + } + return value; + } + + public byte[] buildAPDU(short servicePort, int hiveServiceNamespace, + short hiveServiceType, short hiveMethod, String serviceName, + byte[] arguments) throws IOException { + byte[] c1 = new byte[1]; + byte[] c2 = new byte[1]; + byte[] encodedServiceName = serviceName.getBytes("UTF-8"); + c1[0] = (byte) 0xD8; + c2[0] = (byte) 0x6F; + + ByteArrayOutputStream payloadbuffer = new ByteArrayOutputStream(); + + payloadbuffer.write(c1); + payloadbuffer.write(shortToBytes(servicePort)); + payloadbuffer.write(c2); + payloadbuffer.write(intToBytes(hiveServiceNamespace)); + payloadbuffer.write(shortToBytes(hiveServiceType)); + payloadbuffer.write(shortToBytes(hiveMethod)); + payloadbuffer.write(shortToBytes((short) encodedServiceName.length)); + payloadbuffer.write(encodedServiceName); + if (arguments != null) { + payloadbuffer.write(arguments); + } + + return payloadbuffer.toByteArray(); + } + + + public byte[] cryptoResponse(byte[] challenge, byte[] key) { + try { + Cipher cipher = Cipher.getInstance("DESede/ECB/NoPadding"); + cipher.init(Cipher.ENCRYPT_MODE, CryptoBag.makeSecretKey(key)); + + /*System.out.println("Crypto IV: " + + MSCMService.bytArrayToHex(cipher.getIV().getEncoded()));*/ + byte[] result = cipher.doFinal(challenge); + System.out.println("Crypto result: " + MSCMService.bytArrayToHex(result)); + return result; + } catch (CryptoException e) { + System.out.println("Failed to get crypto stuff" + e.getMessage()); + return null; + } + } + + public void doExternalAuthentication(byte[] response) + throws IOException, CardException, MSCMException { + byte[] cmd = buildAPDU(DEFAULT_SERVICE_PORT, + HIVECODE_NAMESPACE_GEMALTO, HIVECODE_TYPE_DEFAULT, + HIVECODE_METHOD_EXTAUTH, URI, + MSCMDecoder.encodeByteArray(response)); + + transfer.transfer(cmd, HIVECODE_TYPE_SYSTEM_VOID); + } + + public byte[] getChallenge() throws IOException, CardException, MSCMException { + byte[] cmd = buildAPDU(DEFAULT_SERVICE_PORT, + HIVECODE_NAMESPACE_GEMALTO, HIVECODE_TYPE_DEFAULT, + HIVECODE_METHOD_GETCHALLENGE, URI, + null); + + return MSCMDecoder.decodeByteArray( + transfer.transfer(cmd, HIVECODE_TYPE_SYSTEM_BYTE_ARRAY), 0); + } +} |