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nutools/upassword

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Java
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#!/usr/bin/env compileAndGo
# -*- coding: utf-8 mode: java -*- vim:sw=4:sts=4:et:ai:si:sta:fenc=utf-8
compiler=javac
mainClass=upassword
compileAndGo
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.io.UnsupportedEncodingException;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.security.SecureRandom;
import java.util.Arrays;
import java.util.List;
import java.util.Random;
import java.util.regex.Pattern;
import javax.crypto.Cipher;
import javax.crypto.KeyGenerator;
import javax.crypto.SecretKey;
import javax.crypto.SecretKeyFactory;
import javax.crypto.spec.PBEKeySpec;
import javax.crypto.spec.SecretKeySpec;
public class upassword {
public static final String UTF_8 = "UTF-8";
public static final int MIN_LEN = 8;
public static final int MIN_UPPER = 0;
public static final int MIN_LOWER = 0;
public static final int MIN_ALPHA = 2;
public static final int MIN_NUMBER = 0;
public static final int MIN_SYMBOL = 0;
public static final int MIN_SPECIAL = 2;
public static final boolean ALLOW_MULTIBYTES = false;
public static final String getSummary(Exception e) {
StringWriter sw = new StringWriter();
PrintWriter pw = new PrintWriter(sw);
e.printStackTrace(pw);
pw.flush();
return sw.toString();
}
public static final void println(String text) {
System.out.println(text);
System.out.flush();
}
public static final StringBuilder toHex(StringBuilder sb, byte b) {
if (sb == null) return null;
int l = b & 0x0F, u = (b & 0xF0) >> 4;
u += u < 10? '0': 'A' - 10;
l += l < 10? '0': 'A' - 10;
return sb.append((char)u).append((char)l);
}
public static final String toHex(byte[] ba) {
if (ba == null) return null;
StringBuilder sb = new StringBuilder(2 * ba.length);
for (int i = 0; i < ba.length; i++) {
toHex(sb, ba[i]);
}
return sb.toString();
}
public static final boolean isHex(String str) {
int l = str.length();
if (l % 2 != 0) return false;
for (int i = 0; i < l; i++) {
char c = str.charAt(i);
if (!(c >= '0' && c <= '9' || c >= 'A' && c <= 'F' || c >= 'a' && c <= 'f')) {
return false;
}
}
return true;
}
public static final byte[] fromHex(String str) {
if (str == null) return null;
int l = str.length();
byte[] ba = new byte[l / 2];
int j = 0;
for (int i = 0; i < l; i += 2) {
byte b = (byte)Short.parseShort(str.substring(i, i + 2), 16);
ba[j++] = b;
}
return ba;
}
public static final boolean strIsempty(String str) {
return str == null || str.length() == 0;
}
public static final boolean strEquals(String s1, String s2) {
return s1 == s2 || (s1 != null && s1.equals(s2));
}
public static final String strNotnull(String str) {
return str == null? "": str;
}
public static final String strSubstr(String str, int start, int end) {
if (str == null) return null;
int l = str.length();
if (l > 0) {
while (start < 0)
start += l;
while (end < 0)
end += l;
} else {
if (start < 0) start = 0;
if (end < 0) end = 0;
}
if (start >= l || start >= end) return "";
if (end >= l + 1) end = l;
return str.substring(start, end);
}
public static final String strSubstr(String str, int start) {
if (str == null) return null;
return strSubstr(str, start, str.length());
}
// ------------------------------------------------------------------------
public static class Base64 {
public final static int NO_OPTIONS = 0;
public final static int ENCODE = 1;
public final static int DECODE = 0;
public final static int GZIP = 2;
public final static int DONT_BREAK_LINES = 8;
private final static int MAX_LINE_LENGTH = 76;
private final static byte EQUALS_SIGN = (byte)'=';
private final static byte NEW_LINE = (byte)'\n';
private final static String PREFERRED_ENCODING = "UTF-8";
private final static byte[] ALPHABET;
private final static byte[] _NATIVE_ALPHABET = {
(byte)'A',
(byte)'B',
(byte)'C',
(byte)'D',
(byte)'E',
(byte)'F',
(byte)'G',
(byte)'H',
(byte)'I',
(byte)'J',
(byte)'K',
(byte)'L',
(byte)'M',
(byte)'N',
(byte)'O',
(byte)'P',
(byte)'Q',
(byte)'R',
(byte)'S',
(byte)'T',
(byte)'U',
(byte)'V',
(byte)'W',
(byte)'X',
(byte)'Y',
(byte)'Z',
(byte)'a',
(byte)'b',
(byte)'c',
(byte)'d',
(byte)'e',
(byte)'f',
(byte)'g',
(byte)'h',
(byte)'i',
(byte)'j',
(byte)'k',
(byte)'l',
(byte)'m',
(byte)'n',
(byte)'o',
(byte)'p',
(byte)'q',
(byte)'r',
(byte)'s',
(byte)'t',
(byte)'u',
(byte)'v',
(byte)'w',
(byte)'x',
(byte)'y',
(byte)'z',
(byte)'0',
(byte)'1',
(byte)'2',
(byte)'3',
(byte)'4',
(byte)'5',
(byte)'6',
(byte)'7',
(byte)'8',
(byte)'9',
(byte)'+',
(byte)'/'};
static {
byte[] __bytes;
try {
__bytes = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"
.getBytes(PREFERRED_ENCODING);
} catch (java.io.UnsupportedEncodingException use) {
__bytes = _NATIVE_ALPHABET;
}
ALPHABET = __bytes;
}
private final static byte[] DECODABET = {
-9,
-9,
-9,
-9,
-9,
-9,
-9,
-9,
-9,
-5,
-5,
-9,
-9,
-5,
-9,
-9,
-9,
-9,
-9,
-9,
-9,
-9,
-9,
-9,
-9,
-9,
-9,
-9,
-9,
-9,
-9,
-9,
-5,
-9,
-9,
-9,
-9,
-9,
-9,
-9,
-9,
-9,
-9,
62,
-9,
-9,
-9,
63,
52,
53,
54,
55,
56,
57,
58,
59,
60,
61,
-9,
-9,
-9,
-1,
-9,
-9,
-9,
0,
1,
2,
3,
4,
5,
6,
7,
8,
9,
10,
11,
12,
13,
14,
15,
16,
17,
18,
19,
20,
21,
22,
23,
24,
25,
-9,
-9,
-9,
-9,
-9,
-9,
26,
27,
28,
29,
30,
31,
32,
33,
34,
35,
36,
37,
38,
39,
40,
41,
42,
43,
44,
45,
46,
47,
48,
49,
50,
51,
-9,
-9,
-9,
-9};
private final static byte WHITE_SPACE_ENC = -5;
private final static byte EQUALS_SIGN_ENC = -1;
private Base64() {
}
private static byte[] encode3to4(byte[] b4, byte[] threeBytes, int numSigBytes) {
encode3to4(threeBytes, 0, numSigBytes, b4, 0);
return b4;
}
private static byte[] encode3to4(byte[] source, int srcOffset, int numSigBytes,
byte[] destination, int destOffset) {
int inBuff = (numSigBytes > 0? ((source[srcOffset] << 24) >>> 8): 0)
| (numSigBytes > 1? ((source[srcOffset + 1] << 24) >>> 16): 0)
| (numSigBytes > 2? ((source[srcOffset + 2] << 24) >>> 24): 0);
switch (numSigBytes) {
case 3:
destination[destOffset] = ALPHABET[(inBuff >>> 18)];
destination[destOffset + 1] = ALPHABET[(inBuff >>> 12) & 0x3f];
destination[destOffset + 2] = ALPHABET[(inBuff >>> 6) & 0x3f];
destination[destOffset + 3] = ALPHABET[(inBuff) & 0x3f];
return destination;
case 2:
destination[destOffset] = ALPHABET[(inBuff >>> 18)];
destination[destOffset + 1] = ALPHABET[(inBuff >>> 12) & 0x3f];
destination[destOffset + 2] = ALPHABET[(inBuff >>> 6) & 0x3f];
destination[destOffset + 3] = EQUALS_SIGN;
return destination;
case 1:
destination[destOffset] = ALPHABET[(inBuff >>> 18)];
destination[destOffset + 1] = ALPHABET[(inBuff >>> 12) & 0x3f];
destination[destOffset + 2] = EQUALS_SIGN;
destination[destOffset + 3] = EQUALS_SIGN;
return destination;
default:
return destination;
}
}
public static String encodeObject(java.io.Serializable serializableObject) {
return encodeObject(serializableObject, NO_OPTIONS);
}
public static String encodeObject(java.io.Serializable serializableObject, int options) {
java.io.ByteArrayOutputStream baos = null;
java.io.OutputStream b64os = null;
java.io.ObjectOutputStream oos = null;
java.util.zip.GZIPOutputStream gzos = null;
int gzip = (options & GZIP);
int dontBreakLines = (options & DONT_BREAK_LINES);
try {
baos = new java.io.ByteArrayOutputStream();
b64os = new Base64.OutputStream(baos, ENCODE | dontBreakLines);
if (gzip == GZIP) {
gzos = new java.util.zip.GZIPOutputStream(b64os);
oos = new java.io.ObjectOutputStream(gzos);
} else oos = new java.io.ObjectOutputStream(b64os);
oos.writeObject(serializableObject);
} catch (java.io.IOException e) {
e.printStackTrace();
return null;
} finally {
try {
oos.close();
} catch (Exception e) {
}
try {
gzos.close();
} catch (Exception e) {
}
try {
b64os.close();
} catch (Exception e) {
}
try {
baos.close();
} catch (Exception e) {
}
}
try {
return new String(baos.toByteArray(), PREFERRED_ENCODING);
} catch (java.io.UnsupportedEncodingException uue) {
return new String(baos.toByteArray());
}
}
public static String encodeBytes(byte[] source) {
return encodeBytes(source, 0, source.length, NO_OPTIONS);
}
public static String encodeBytes(byte[] source, int options) {
return encodeBytes(source, 0, source.length, options);
}
public static String encodeBytes(byte[] source, int off, int len) {
return encodeBytes(source, off, len, NO_OPTIONS);
}
public static String encodeBytes(byte[] source, int off, int len, int options) {
int dontBreakLines = (options & DONT_BREAK_LINES);
int gzip = (options & GZIP);
if (gzip == GZIP) {
java.io.ByteArrayOutputStream baos = null;
java.util.zip.GZIPOutputStream gzos = null;
Base64.OutputStream b64os = null;
try {
baos = new java.io.ByteArrayOutputStream();
b64os = new Base64.OutputStream(baos, ENCODE | dontBreakLines);
gzos = new java.util.zip.GZIPOutputStream(b64os);
gzos.write(source, off, len);
gzos.close();
} catch (java.io.IOException e) {
e.printStackTrace();
return null;
} finally {
try {
gzos.close();
} catch (Exception e) {
}
try {
b64os.close();
} catch (Exception e) {
}
try {
baos.close();
} catch (Exception e) {
}
}
try {
return new String(baos.toByteArray(), PREFERRED_ENCODING);
} catch (java.io.UnsupportedEncodingException uue) {
return new String(baos.toByteArray());
}
} else {
boolean breakLines = dontBreakLines == 0;
int len43 = len * 4 / 3;
byte[] outBuff = new byte[(len43) + ((len % 3) > 0? 4: 0)
+ (breakLines? (len43 / MAX_LINE_LENGTH): 0)];
int d = 0;
int e = 0;
int len2 = len - 2;
int lineLength = 0;
for (; d < len2; d += 3, e += 4) {
encode3to4(source, d + off, 3, outBuff, e);
lineLength += 4;
if (breakLines && lineLength == MAX_LINE_LENGTH) {
outBuff[e + 4] = NEW_LINE;
e++;
lineLength = 0;
}
}
if (d < len) {
encode3to4(source, d + off, len - d, outBuff, e);
e += 4;
}
try {
return new String(outBuff, 0, e, PREFERRED_ENCODING);
} catch (java.io.UnsupportedEncodingException uue) {
return new String(outBuff, 0, e);
}
}
}
private static int decode4to3(byte[] source, int srcOffset, byte[] destination,
int destOffset) {
if (source[srcOffset + 2] == EQUALS_SIGN) {
int outBuff = ((DECODABET[source[srcOffset]] & 0xFF) << 18)
| ((DECODABET[source[srcOffset + 1]] & 0xFF) << 12);
destination[destOffset] = (byte)(outBuff >>> 16);
return 1;
} else if (source[srcOffset + 3] == EQUALS_SIGN) {
int outBuff = ((DECODABET[source[srcOffset]] & 0xFF) << 18)
| ((DECODABET[source[srcOffset + 1]] & 0xFF) << 12)
| ((DECODABET[source[srcOffset + 2]] & 0xFF) << 6);
destination[destOffset] = (byte)(outBuff >>> 16);
destination[destOffset + 1] = (byte)(outBuff >>> 8);
return 2;
} else {
try {
int outBuff = ((DECODABET[source[srcOffset]] & 0xFF) << 18)
| ((DECODABET[source[srcOffset + 1]] & 0xFF) << 12)
| ((DECODABET[source[srcOffset + 2]] & 0xFF) << 6)
| ((DECODABET[source[srcOffset + 3]] & 0xFF));
destination[destOffset] = (byte)(outBuff >> 16);
destination[destOffset + 1] = (byte)(outBuff >> 8);
destination[destOffset + 2] = (byte)(outBuff);
return 3;
} catch (Exception e) {
System.out.println("" + source[srcOffset] + ": "
+ (DECODABET[source[srcOffset]]));
System.out.println("" + source[srcOffset + 1] + ": "
+ (DECODABET[source[srcOffset + 1]]));
System.out.println("" + source[srcOffset + 2] + ": "
+ (DECODABET[source[srcOffset + 2]]));
System.out.println("" + source[srcOffset + 3] + ": "
+ (DECODABET[source[srcOffset + 3]]));
return -1;
}
}
}
public static byte[] decode(byte[] source, int off, int len) {
int len34 = len * 3 / 4;
byte[] outBuff = new byte[len34];
int outBuffPosn = 0;
byte[] b4 = new byte[4];
int b4Posn = 0;
int i = 0;
byte sbiCrop = 0;
byte sbiDecode = 0;
for (i = off; i < off + len; i++) {
sbiCrop = (byte)(source[i] & 0x7f);
sbiDecode = DECODABET[sbiCrop];
if (sbiDecode >= WHITE_SPACE_ENC) {
if (sbiDecode >= EQUALS_SIGN_ENC) {
b4[b4Posn++] = sbiCrop;
if (b4Posn > 3) {
outBuffPosn += decode4to3(b4, 0, outBuff, outBuffPosn);
b4Posn = 0;
if (sbiCrop == EQUALS_SIGN) break;
}
}
} else {
throw new IllegalArgumentException("Bad Base64 input character at " + i + ": "
+ source[i] + "(decimal)");
}
}
byte[] out = new byte[outBuffPosn];
System.arraycopy(outBuff, 0, out, 0, outBuffPosn);
return out;
}
public static byte[] decode(String s) {
byte[] bytes;
try {
bytes = s.getBytes(PREFERRED_ENCODING);
} catch (java.io.UnsupportedEncodingException uee) {
bytes = s.getBytes();
}
bytes = decode(bytes, 0, bytes.length);
if (bytes != null && bytes.length >= 4) {
int head = ((int)bytes[0] & 0xff) | ((bytes[1] << 8) & 0xff00);
if (java.util.zip.GZIPInputStream.GZIP_MAGIC == head) {
java.io.ByteArrayInputStream bais = null;
java.util.zip.GZIPInputStream gzis = null;
java.io.ByteArrayOutputStream baos = null;
byte[] buffer = new byte[2048];
int length = 0;
try {
baos = new java.io.ByteArrayOutputStream();
bais = new java.io.ByteArrayInputStream(bytes);
gzis = new java.util.zip.GZIPInputStream(bais);
while ((length = gzis.read(buffer)) >= 0) {
baos.write(buffer, 0, length);
}
bytes = baos.toByteArray();
} catch (java.io.IOException e) {
} finally {
try {
baos.close();
} catch (Exception e) {
}
try {
gzis.close();
} catch (Exception e) {
}
try {
bais.close();
} catch (Exception e) {
}
}
}
}
return bytes;
}
public static Object decodeToObject(String encodedObject) {
byte[] objBytes = decode(encodedObject);
java.io.ByteArrayInputStream bais = null;
java.io.ObjectInputStream ois = null;
Object obj = null;
try {
bais = new java.io.ByteArrayInputStream(objBytes);
ois = new java.io.ObjectInputStream(bais);
obj = ois.readObject();
} catch (java.io.IOException e) {
e.printStackTrace();
obj = null;
} catch (java.lang.ClassNotFoundException e) {
e.printStackTrace();
obj = null;
} finally {
try {
bais.close();
} catch (Exception e) {
}
try {
ois.close();
} catch (Exception e) {
}
}
return obj;
}
public static boolean encodeToFile(byte[] dataToEncode, String filename) {
boolean success = false;
Base64.OutputStream bos = null;
try {
bos = new Base64.OutputStream(new java.io.FileOutputStream(filename), Base64.ENCODE);
bos.write(dataToEncode);
success = true;
} catch (java.io.IOException e) {
success = false;
} finally {
try {
bos.close();
} catch (Exception e) {
}
}
return success;
}
public static boolean decodeToFile(String dataToDecode, String filename) {
boolean success = false;
Base64.OutputStream bos = null;
try {
bos = new Base64.OutputStream(new java.io.FileOutputStream(filename), Base64.DECODE);
bos.write(dataToDecode.getBytes(PREFERRED_ENCODING));
success = true;
} catch (java.io.IOException e) {
success = false;
} finally {
try {
bos.close();
} catch (Exception e) {
}
}
return success;
}
public static byte[] decodeFromFile(String filename) {
byte[] decodedData = null;
Base64.InputStream bis = null;
try {
java.io.File file = new java.io.File(filename);
byte[] buffer = null;
int length = 0;
int numBytes = 0;
if (file.length() > Integer.MAX_VALUE) {
throw new IllegalArgumentException(
"File is too big for this convenience method (" + file.length()
+ " bytes).");
}
buffer = new byte[(int)file.length()];
bis = new Base64.InputStream(new java.io.BufferedInputStream(
new java.io.FileInputStream(file)), Base64.DECODE);
while ((numBytes = bis.read(buffer, length, 4096)) >= 0)
length += numBytes;
decodedData = new byte[length];
System.arraycopy(buffer, 0, decodedData, 0, length);
} catch (java.io.IOException e) {
throw new IllegalArgumentException("Error decoding from file " + filename);
} finally {
try {
bis.close();
} catch (Exception e) {
}
}
return decodedData;
}
public static String encodeFromFile(String filename) {
String encodedData = null;
Base64.InputStream bis = null;
try {
java.io.File file = new java.io.File(filename);
byte[] buffer = new byte[(int)(file.length() * 1.4)];
int length = 0;
int numBytes = 0;
bis = new Base64.InputStream(new java.io.BufferedInputStream(
new java.io.FileInputStream(file)), Base64.ENCODE);
while ((numBytes = bis.read(buffer, length, 4096)) >= 0)
length += numBytes;
encodedData = new String(buffer, 0, length, Base64.PREFERRED_ENCODING);
} catch (java.io.IOException e) {
System.err.println("Error encoding from file " + filename);
} finally {
try {
bis.close();
} catch (Exception e) {
}
}
return encodedData;
}
public static class InputStream extends java.io.FilterInputStream {
private boolean encode;
private int position;
private byte[] buffer;
private int bufferLength;
private int numSigBytes;
private int lineLength;
private boolean breakLines;
public InputStream(java.io.InputStream in) {
this(in, DECODE);
}
public InputStream(java.io.InputStream in, int options) {
super(in);
this.breakLines = (options & DONT_BREAK_LINES) != DONT_BREAK_LINES;
this.encode = (options & ENCODE) == ENCODE;
this.bufferLength = encode? 4: 3;
this.buffer = new byte[bufferLength];
this.position = -1;
this.lineLength = 0;
}
public int read() throws java.io.IOException {
if (position < 0) {
if (encode) {
byte[] b3 = new byte[3];
int numBinaryBytes = 0;
for (int i = 0; i < 3; i++) {
try {
int b = in.read();
if (b >= 0) {
b3[i] = (byte)b;
numBinaryBytes++;
}
} catch (java.io.IOException e) {
if (i == 0) throw e;
}
}
if (numBinaryBytes > 0) {
encode3to4(b3, 0, numBinaryBytes, buffer, 0);
position = 0;
numSigBytes = 4;
} else {
return -1;
}
} else {
byte[] b4 = new byte[4];
int i = 0;
for (i = 0; i < 4; i++) {
int b = 0;
do {
b = in.read();
} while (b >= 0 && DECODABET[b & 0x7f] <= WHITE_SPACE_ENC);
if (b < 0) break;
b4[i] = (byte)b;
}
if (i == 4) {
numSigBytes = decode4to3(b4, 0, buffer, 0);
position = 0;
} else if (i == 0) {
return -1;
} else {
throw new java.io.IOException("Improperly padded Base64 input.");
}
}
}
if (position >= 0) {
if ( /* !encode && */position >= numSigBytes) return -1;
if (encode && breakLines && lineLength >= MAX_LINE_LENGTH) {
lineLength = 0;
return '\n';
} else {
lineLength++;
int b = buffer[position++];
if (position >= bufferLength) position = -1;
return b & 0xFF;
}
} else {
throw new java.io.IOException("Error in Base64 code reading stream.");
}
}
public int read(byte[] dest, int off, int len) throws java.io.IOException {
int i;
int b;
for (i = 0; i < len; i++) {
b = read();
if (b >= 0) dest[off + i] = (byte)b;
else if (i == 0) return -1;
else break;
}
return i;
}
}
public static class OutputStream extends java.io.FilterOutputStream {
private boolean encode;
private int position;
private byte[] buffer;
private int bufferLength;
private int lineLength;
private boolean breakLines;
private byte[] b4;
private boolean suspendEncoding;
public OutputStream(java.io.OutputStream out) {
this(out, ENCODE);
}
public OutputStream(java.io.OutputStream out, int options) {
super(out);
this.breakLines = (options & DONT_BREAK_LINES) != DONT_BREAK_LINES;
this.encode = (options & ENCODE) == ENCODE;
this.bufferLength = encode? 3: 4;
this.buffer = new byte[bufferLength];
this.position = 0;
this.lineLength = 0;
this.suspendEncoding = false;
this.b4 = new byte[4];
}
public void write(int theByte) throws java.io.IOException {
if (suspendEncoding) {
super.out.write(theByte);
return;
}
if (encode) {
buffer[position++] = (byte)theByte;
if (position >= bufferLength) {
out.write(encode3to4(b4, buffer, bufferLength));
lineLength += 4;
if (breakLines && lineLength >= MAX_LINE_LENGTH) {
out.write(NEW_LINE);
lineLength = 0;
}
position = 0;
}
} else {
if (DECODABET[theByte & 0x7f] > WHITE_SPACE_ENC) {
buffer[position++] = (byte)theByte;
if (position >= bufferLength) {
int len = Base64.decode4to3(buffer, 0, b4, 0);
out.write(b4, 0, len);
position = 0;
}
} else if (DECODABET[theByte & 0x7f] != WHITE_SPACE_ENC) {
throw new java.io.IOException("Invalid character in Base64 data.");
}
}
}
public void write(byte[] theBytes, int off, int len) throws java.io.IOException {
if (suspendEncoding) {
super.out.write(theBytes, off, len);
return;
}
for (int i = 0; i < len; i++) {
write(theBytes[off + i]);
}
}
public void flushBase64() throws java.io.IOException {
if (position > 0) {
if (encode) {
out.write(encode3to4(b4, buffer, position));
position = 0;
} else {
throw new java.io.IOException("Base64 input not properly padded.");
}
}
}
public void close() throws java.io.IOException {
flushBase64();
super.close();
buffer = null;
out = null;
}
public void suspendEncoding() throws java.io.IOException {
flushBase64();
this.suspendEncoding = true;
}
public void resumeEncoding() {
this.suspendEncoding = false;
}
}
}
// ------------------------------------------------------------------------
public static class DES {
private int[] encryptKeys = new int[32];
private int[] decryptKeys = new int[32];
private int[] tempInts = new int[2];
public DES() {
}
public DES(byte[] key) {
if (key.length == 7) {
byte[] key8 = new byte[8];
makeSMBKey(key, key8);
setKey(key8);
} else {
setKey(key);
}
}
public static void makeSMBKey(byte[] key7, byte[] key8) {
int i;
key8[0] = (byte)((key7[0] >> 1) & 0xff);
key8[1] = (byte)((((key7[0] & 0x01) << 6) | (((key7[1] & 0xff) >> 2) & 0xff)) & 0xff);
key8[2] = (byte)((((key7[1] & 0x03) << 5) | (((key7[2] & 0xff) >> 3) & 0xff)) & 0xff);
key8[3] = (byte)((((key7[2] & 0x07) << 4) | (((key7[3] & 0xff) >> 4) & 0xff)) & 0xff);
key8[4] = (byte)((((key7[3] & 0x0F) << 3) | (((key7[4] & 0xff) >> 5) & 0xff)) & 0xff);
key8[5] = (byte)((((key7[4] & 0x1F) << 2) | (((key7[5] & 0xff) >> 6) & 0xff)) & 0xff);
key8[6] = (byte)((((key7[5] & 0x3F) << 1) | (((key7[6] & 0xff) >> 7) & 0xff)) & 0xff);
key8[7] = (byte)(key7[6] & 0x7F);
for (i = 0; i < 8; i++) {
key8[i] = (byte)(key8[i] << 1);
}
}
public void setKey(byte[] key) {
deskey(key, true, encryptKeys);
deskey(key, false, decryptKeys);
}
private void deskey(byte[] keyBlock, boolean encrypting, int[] KnL) {
int i, j, l, m, n;
int[] pc1m = new int[56];
int[] pcr = new int[56];
int[] kn = new int[32];
for (j = 0; j < 56; ++j) {
l = pc1[j];
m = l & 07;
pc1m[j] = ((keyBlock[l >>> 3] & bytebit[m]) != 0)? 1: 0;
}
for (i = 0; i < 16; ++i) {
if (encrypting) m = i << 1;
else m = (15 - i) << 1;
n = m + 1;
kn[m] = kn[n] = 0;
for (j = 0; j < 28; ++j) {
l = j + totrot[i];
if (l < 28) pcr[j] = pc1m[l];
else pcr[j] = pc1m[l - 28];
}
for (j = 28; j < 56; ++j) {
l = j + totrot[i];
if (l < 56) pcr[j] = pc1m[l];
else pcr[j] = pc1m[l - 28];
}
for (j = 0; j < 24; ++j) {
if (pcr[pc2[j]] != 0) kn[m] |= bigbyte[j];
if (pcr[pc2[j + 24]] != 0) kn[n] |= bigbyte[j];
}
}
cookey(kn, KnL);
}
private void cookey(int[] raw, int KnL[]) {
int raw0, raw1;
int rawi, KnLi;
int i;
for (i = 0, rawi = 0, KnLi = 0; i < 16; ++i) {
raw0 = raw[rawi++];
raw1 = raw[rawi++];
KnL[KnLi] = (raw0 & 0x00fc0000) << 6;
KnL[KnLi] |= (raw0 & 0x00000fc0) << 10;
KnL[KnLi] |= (raw1 & 0x00fc0000) >>> 10;
KnL[KnLi] |= (raw1 & 0x00000fc0) >>> 6;
++KnLi;
KnL[KnLi] = (raw0 & 0x0003f000) << 12;
KnL[KnLi] |= (raw0 & 0x0000003f) << 16;
KnL[KnLi] |= (raw1 & 0x0003f000) >>> 4;
KnL[KnLi] |= (raw1 & 0x0000003f);
++KnLi;
}
}
private void encrypt(byte[] clearText, int clearOff, byte[] cipherText, int cipherOff) {
squashBytesToInts(clearText, clearOff, tempInts, 0, 2);
des(tempInts, tempInts, encryptKeys);
spreadIntsToBytes(tempInts, 0, cipherText, cipherOff, 2);
}
private void decrypt(byte[] cipherText, int cipherOff, byte[] clearText, int clearOff) {
squashBytesToInts(cipherText, cipherOff, tempInts, 0, 2);
des(tempInts, tempInts, decryptKeys);
spreadIntsToBytes(tempInts, 0, clearText, clearOff, 2);
}
private void des(int[] inInts, int[] outInts, int[] keys) {
int fval, work, right, leftt;
int round;
int keysi = 0;
leftt = inInts[0];
right = inInts[1];
work = ((leftt >>> 4) ^ right) & 0x0f0f0f0f;
right ^= work;
leftt ^= (work << 4);
work = ((leftt >>> 16) ^ right) & 0x0000ffff;
right ^= work;
leftt ^= (work << 16);
work = ((right >>> 2) ^ leftt) & 0x33333333;
leftt ^= work;
right ^= (work << 2);
work = ((right >>> 8) ^ leftt) & 0x00ff00ff;
leftt ^= work;
right ^= (work << 8);
right = (right << 1) | ((right >>> 31) & 1);
work = (leftt ^ right) & 0xaaaaaaaa;
leftt ^= work;
right ^= work;
leftt = (leftt << 1) | ((leftt >>> 31) & 1);
for (round = 0; round < 8; ++round) {
work = (right << 28) | (right >>> 4);
work ^= keys[keysi++];
fval = SP7[work & 0x0000003f];
fval |= SP5[(work >>> 8) & 0x0000003f];
fval |= SP3[(work >>> 16) & 0x0000003f];
fval |= SP1[(work >>> 24) & 0x0000003f];
work = right ^ keys[keysi++];
fval |= SP8[work & 0x0000003f];
fval |= SP6[(work >>> 8) & 0x0000003f];
fval |= SP4[(work >>> 16) & 0x0000003f];
fval |= SP2[(work >>> 24) & 0x0000003f];
leftt ^= fval;
work = (leftt << 28) | (leftt >>> 4);
work ^= keys[keysi++];
fval = SP7[work & 0x0000003f];
fval |= SP5[(work >>> 8) & 0x0000003f];
fval |= SP3[(work >>> 16) & 0x0000003f];
fval |= SP1[(work >>> 24) & 0x0000003f];
work = leftt ^ keys[keysi++];
fval |= SP8[work & 0x0000003f];
fval |= SP6[(work >>> 8) & 0x0000003f];
fval |= SP4[(work >>> 16) & 0x0000003f];
fval |= SP2[(work >>> 24) & 0x0000003f];
right ^= fval;
}
right = (right << 31) | (right >>> 1);
work = (leftt ^ right) & 0xaaaaaaaa;
leftt ^= work;
right ^= work;
leftt = (leftt << 31) | (leftt >>> 1);
work = ((leftt >>> 8) ^ right) & 0x00ff00ff;
right ^= work;
leftt ^= (work << 8);
work = ((leftt >>> 2) ^ right) & 0x33333333;
right ^= work;
leftt ^= (work << 2);
work = ((right >>> 16) ^ leftt) & 0x0000ffff;
leftt ^= work;
right ^= (work << 16);
work = ((right >>> 4) ^ leftt) & 0x0f0f0f0f;
leftt ^= work;
right ^= (work << 4);
outInts[0] = right;
outInts[1] = leftt;
}
public void encrypt(byte[] clearText, byte[] cipherText) {
encrypt(clearText, 0, cipherText, 0);
}
public void decrypt(byte[] cipherText, byte[] clearText) {
decrypt(cipherText, 0, clearText, 0);
}
public byte[] encrypt(byte[] clearText) {
int length = clearText.length;
if (length % 8 != 0) {
System.out.println("Array must be a multiple of 8");
return null;
}
byte[] cipherText = new byte[length];
int count = length / 8;
for (int i = 0; i < count; i++)
encrypt(clearText, i * 8, cipherText, i * 8);
return cipherText;
}
public byte[] decrypt(byte[] cipherText) {
int length = cipherText.length;
if (length % 8 != 0) {
System.out.println("Array must be a multiple of 8");
return null;
}
byte[] clearText = new byte[length];
int count = length / 8;
for (int i = 0; i < count; i++)
encrypt(cipherText, i * 8, clearText, i * 8);
return clearText;
}
private static byte[] bytebit = {
(byte)0x80,
(byte)0x40,
(byte)0x20,
(byte)0x10,
(byte)0x08,
(byte)0x04,
(byte)0x02,
(byte)0x01};
private static int[] bigbyte = {
0x800000,
0x400000,
0x200000,
0x100000,
0x080000,
0x040000,
0x020000,
0x010000,
0x008000,
0x004000,
0x002000,
0x001000,
0x000800,
0x000400,
0x000200,
0x000100,
0x000080,
0x000040,
0x000020,
0x000010,
0x000008,
0x000004,
0x000002,
0x000001};
private static byte[] pc1 = {
(byte)56,
(byte)48,
(byte)40,
(byte)32,
(byte)24,
(byte)16,
(byte)8,
(byte)0,
(byte)57,
(byte)49,
(byte)41,
(byte)33,
(byte)25,
(byte)17,
(byte)9,
(byte)1,
(byte)58,
(byte)50,
(byte)42,
(byte)34,
(byte)26,
(byte)18,
(byte)10,
(byte)2,
(byte)59,
(byte)51,
(byte)43,
(byte)35,
(byte)62,
(byte)54,
(byte)46,
(byte)38,
(byte)30,
(byte)22,
(byte)14,
(byte)6,
(byte)61,
(byte)53,
(byte)45,
(byte)37,
(byte)29,
(byte)21,
(byte)13,
(byte)5,
(byte)60,
(byte)52,
(byte)44,
(byte)36,
(byte)28,
(byte)20,
(byte)12,
(byte)4,
(byte)27,
(byte)19,
(byte)11,
(byte)3};
private static int[] totrot = {1, 2, 4, 6, 8, 10, 12, 14, 15, 17, 19, 21, 23, 25, 27, 28};
private static byte[] pc2 = {
(byte)13,
(byte)16,
(byte)10,
(byte)23,
(byte)0,
(byte)4,
(byte)2,
(byte)27,
(byte)14,
(byte)5,
(byte)20,
(byte)9,
(byte)22,
(byte)18,
(byte)11,
(byte)3,
(byte)25,
(byte)7,
(byte)15,
(byte)6,
(byte)26,
(byte)19,
(byte)12,
(byte)1,
(byte)40,
(byte)51,
(byte)30,
(byte)36,
(byte)46,
(byte)54,
(byte)29,
(byte)39,
(byte)50,
(byte)44,
(byte)32,
(byte)47,
(byte)43,
(byte)48,
(byte)38,
(byte)55,
(byte)33,
(byte)52,
(byte)45,
(byte)41,
(byte)49,
(byte)35,
(byte)28,
(byte)31,};
private static int[] SP1 = {
0x01010400,
0x00000000,
0x00010000,
0x01010404,
0x01010004,
0x00010404,
0x00000004,
0x00010000,
0x00000400,
0x01010400,
0x01010404,
0x00000400,
0x01000404,
0x01010004,
0x01000000,
0x00000004,
0x00000404,
0x01000400,
0x01000400,
0x00010400,
0x00010400,
0x01010000,
0x01010000,
0x01000404,
0x00010004,
0x01000004,
0x01000004,
0x00010004,
0x00000000,
0x00000404,
0x00010404,
0x01000000,
0x00010000,
0x01010404,
0x00000004,
0x01010000,
0x01010400,
0x01000000,
0x01000000,
0x00000400,
0x01010004,
0x00010000,
0x00010400,
0x01000004,
0x00000400,
0x00000004,
0x01000404,
0x00010404,
0x01010404,
0x00010004,
0x01010000,
0x01000404,
0x01000004,
0x00000404,
0x00010404,
0x01010400,
0x00000404,
0x01000400,
0x01000400,
0x00000000,
0x00010004,
0x00010400,
0x00000000,
0x01010004};
private static int[] SP2 = {
0x80108020,
0x80008000,
0x00008000,
0x00108020,
0x00100000,
0x00000020,
0x80100020,
0x80008020,
0x80000020,
0x80108020,
0x80108000,
0x80000000,
0x80008000,
0x00100000,
0x00000020,
0x80100020,
0x00108000,
0x00100020,
0x80008020,
0x00000000,
0x80000000,
0x00008000,
0x00108020,
0x80100000,
0x00100020,
0x80000020,
0x00000000,
0x00108000,
0x00008020,
0x80108000,
0x80100000,
0x00008020,
0x00000000,
0x00108020,
0x80100020,
0x00100000,
0x80008020,
0x80100000,
0x80108000,
0x00008000,
0x80100000,
0x80008000,
0x00000020,
0x80108020,
0x00108020,
0x00000020,
0x00008000,
0x80000000,
0x00008020,
0x80108000,
0x00100000,
0x80000020,
0x00100020,
0x80008020,
0x80000020,
0x00100020,
0x00108000,
0x00000000,
0x80008000,
0x00008020,
0x80000000,
0x80100020,
0x80108020,
0x00108000};
private static int[] SP3 = {
0x00000208,
0x08020200,
0x00000000,
0x08020008,
0x08000200,
0x00000000,
0x00020208,
0x08000200,
0x00020008,
0x08000008,
0x08000008,
0x00020000,
0x08020208,
0x00020008,
0x08020000,
0x00000208,
0x08000000,
0x00000008,
0x08020200,
0x00000200,
0x00020200,
0x08020000,
0x08020008,
0x00020208,
0x08000208,
0x00020200,
0x00020000,
0x08000208,
0x00000008,
0x08020208,
0x00000200,
0x08000000,
0x08020200,
0x08000000,
0x00020008,
0x00000208,
0x00020000,
0x08020200,
0x08000200,
0x00000000,
0x00000200,
0x00020008,
0x08020208,
0x08000200,
0x08000008,
0x00000200,
0x00000000,
0x08020008,
0x08000208,
0x00020000,
0x08000000,
0x08020208,
0x00000008,
0x00020208,
0x00020200,
0x08000008,
0x08020000,
0x08000208,
0x00000208,
0x08020000,
0x00020208,
0x00000008,
0x08020008,
0x00020200};
private static int[] SP4 = {
0x00802001,
0x00002081,
0x00002081,
0x00000080,
0x00802080,
0x00800081,
0x00800001,
0x00002001,
0x00000000,
0x00802000,
0x00802000,
0x00802081,
0x00000081,
0x00000000,
0x00800080,
0x00800001,
0x00000001,
0x00002000,
0x00800000,
0x00802001,
0x00000080,
0x00800000,
0x00002001,
0x00002080,
0x00800081,
0x00000001,
0x00002080,
0x00800080,
0x00002000,
0x00802080,
0x00802081,
0x00000081,
0x00800080,
0x00800001,
0x00802000,
0x00802081,
0x00000081,
0x00000000,
0x00000000,
0x00802000,
0x00002080,
0x00800080,
0x00800081,
0x00000001,
0x00802001,
0x00002081,
0x00002081,
0x00000080,
0x00802081,
0x00000081,
0x00000001,
0x00002000,
0x00800001,
0x00002001,
0x00802080,
0x00800081,
0x00002001,
0x00002080,
0x00800000,
0x00802001,
0x00000080,
0x00800000,
0x00002000,
0x00802080};
private static int[] SP5 = {
0x00000100,
0x02080100,
0x02080000,
0x42000100,
0x00080000,
0x00000100,
0x40000000,
0x02080000,
0x40080100,
0x00080000,
0x02000100,
0x40080100,
0x42000100,
0x42080000,
0x00080100,
0x40000000,
0x02000000,
0x40080000,
0x40080000,
0x00000000,
0x40000100,
0x42080100,
0x42080100,
0x02000100,
0x42080000,
0x40000100,
0x00000000,
0x42000000,
0x02080100,
0x02000000,
0x42000000,
0x00080100,
0x00080000,
0x42000100,
0x00000100,
0x02000000,
0x40000000,
0x02080000,
0x42000100,
0x40080100,
0x02000100,
0x40000000,
0x42080000,
0x02080100,
0x40080100,
0x00000100,
0x02000000,
0x42080000,
0x42080100,
0x00080100,
0x42000000,
0x42080100,
0x02080000,
0x00000000,
0x40080000,
0x42000000,
0x00080100,
0x02000100,
0x40000100,
0x00080000,
0x00000000,
0x40080000,
0x02080100,
0x40000100};
private static int[] SP6 = {
0x20000010,
0x20400000,
0x00004000,
0x20404010,
0x20400000,
0x00000010,
0x20404010,
0x00400000,
0x20004000,
0x00404010,
0x00400000,
0x20000010,
0x00400010,
0x20004000,
0x20000000,
0x00004010,
0x00000000,
0x00400010,
0x20004010,
0x00004000,
0x00404000,
0x20004010,
0x00000010,
0x20400010,
0x20400010,
0x00000000,
0x00404010,
0x20404000,
0x00004010,
0x00404000,
0x20404000,
0x20000000,
0x20004000,
0x00000010,
0x20400010,
0x00404000,
0x20404010,
0x00400000,
0x00004010,
0x20000010,
0x00400000,
0x20004000,
0x20000000,
0x00004010,
0x20000010,
0x20404010,
0x00404000,
0x20400000,
0x00404010,
0x20404000,
0x00000000,
0x20400010,
0x00000010,
0x00004000,
0x20400000,
0x00404010,
0x00004000,
0x00400010,
0x20004010,
0x00000000,
0x20404000,
0x20000000,
0x00400010,
0x20004010};
private static int[] SP7 = {
0x00200000,
0x04200002,
0x04000802,
0x00000000,
0x00000800,
0x04000802,
0x00200802,
0x04200800,
0x04200802,
0x00200000,
0x00000000,
0x04000002,
0x00000002,
0x04000000,
0x04200002,
0x00000802,
0x04000800,
0x00200802,
0x00200002,
0x04000800,
0x04000002,
0x04200000,
0x04200800,
0x00200002,
0x04200000,
0x00000800,
0x00000802,
0x04200802,
0x00200800,
0x00000002,
0x04000000,
0x00200800,
0x04000000,
0x00200800,
0x00200000,
0x04000802,
0x04000802,
0x04200002,
0x04200002,
0x00000002,
0x00200002,
0x04000000,
0x04000800,
0x00200000,
0x04200800,
0x00000802,
0x00200802,
0x04200800,
0x00000802,
0x04000002,
0x04200802,
0x04200000,
0x00200800,
0x00000000,
0x00000002,
0x04200802,
0x00000000,
0x00200802,
0x04200000,
0x00000800,
0x04000002,
0x04000800,
0x00000800,
0x00200002};
private static int[] SP8 = {
0x10001040,
0x00001000,
0x00040000,
0x10041040,
0x10000000,
0x10001040,
0x00000040,
0x10000000,
0x00040040,
0x10040000,
0x10041040,
0x00041000,
0x10041000,
0x00041040,
0x00001000,
0x00000040,
0x10040000,
0x10000040,
0x10001000,
0x00001040,
0x00041000,
0x00040040,
0x10040040,
0x10041000,
0x00001040,
0x00000000,
0x00000000,
0x10040040,
0x10000040,
0x10001000,
0x00041040,
0x00040000,
0x00041040,
0x00040000,
0x10041000,
0x00001000,
0x00000040,
0x10040040,
0x00001000,
0x00041040,
0x10001000,
0x00000040,
0x10000040,
0x10040000,
0x10040040,
0x10000000,
0x00040000,
0x10001040,
0x00000000,
0x10041040,
0x00040040,
0x10000040,
0x10040000,
0x10001000,
0x10001040,
0x00000000,
0x10041040,
0x00041000,
0x00041000,
0x00001040,
0x00001040,
0x00040040,
0x10000000,
0x10041000};
public static void squashBytesToInts(byte[] inBytes, int inOff, int[] outInts, int outOff,
int intLen) {
for (int i = 0; i < intLen; ++i)
outInts[outOff + i] = ((inBytes[inOff + i * 4] & 0xff) << 24)
| ((inBytes[inOff + i * 4 + 1] & 0xff) << 16)
| ((inBytes[inOff + i * 4 + 2] & 0xff) << 8)
| (inBytes[inOff + i * 4 + 3] & 0xff);
}
public static void spreadIntsToBytes(int[] inInts, int inOff, byte[] outBytes, int outOff,
int intLen) {
for (int i = 0; i < intLen; ++i) {
outBytes[outOff + i * 4] = (byte)(inInts[inOff + i] >>> 24);
outBytes[outOff + i * 4 + 1] = (byte)(inInts[inOff + i] >>> 16);
outBytes[outOff + i * 4 + 2] = (byte)(inInts[inOff + i] >>> 8);
outBytes[outOff + i * 4 + 3] = (byte)inInts[inOff + i];
}
}
}
// ------------------------------------------------------------------------
public static class MD4 extends MessageDigest implements Cloneable {
private static final int BLOCK_LENGTH = 64;
private int[] context = new int[4];
private long count;
private byte[] buffer = new byte[BLOCK_LENGTH];
private int[] X = new int[16];
public MD4() {
super("MD4");
engineReset();
}
private MD4(MD4 md) {
this();
context = (int[])md.context.clone();
buffer = (byte[])md.buffer.clone();
count = md.count;
}
public Object clone() {
return new MD4(this);
}
public void engineReset() {
context[0] = 0x67452301;
context[1] = 0xEFCDAB89;
context[2] = 0x98BADCFE;
context[3] = 0x10325476;
count = 0L;
for (int i = 0; i < BLOCK_LENGTH; i++)
buffer[i] = 0;
}
public void engineUpdate(byte b) {
int i = (int)(count % BLOCK_LENGTH);
count++;
buffer[i] = b;
if (i == BLOCK_LENGTH - 1) transform(buffer, 0);
}
public void engineUpdate(byte[] input, int offset, int len) {
if (offset < 0 || len < 0 || (long)offset + len > input.length)
throw new ArrayIndexOutOfBoundsException();
int bufferNdx = (int)(count % BLOCK_LENGTH);
count += len;
int partLen = BLOCK_LENGTH - bufferNdx;
int i = 0;
if (len >= partLen) {
System.arraycopy(input, offset, buffer, bufferNdx, partLen);
transform(buffer, 0);
for (i = partLen; i + BLOCK_LENGTH - 1 < len; i += BLOCK_LENGTH)
transform(input, offset + i);
bufferNdx = 0;
}
if (i < len) System.arraycopy(input, offset + i, buffer, bufferNdx, len - i);
}
public byte[] engineDigest() {
int bufferNdx = (int)(count % BLOCK_LENGTH);
int padLen = (bufferNdx < 56)? (56 - bufferNdx): (120 - bufferNdx);
byte[] tail = new byte[padLen + 8];
tail[0] = (byte)0x80;
for (int i = 0; i < 8; i++)
tail[padLen + i] = (byte)((count * 8) >>> (8 * i));
engineUpdate(tail, 0, tail.length);
byte[] result = new byte[16];
for (int i = 0; i < 4; i++)
for (int j = 0; j < 4; j++)
result[i * 4 + j] = (byte)(context[i] >>> (8 * j));
engineReset();
return result;
}
private void transform(byte[] block, int offset) {
for (int i = 0; i < 16; i++)
X[i] = (block[offset++] & 0xFF) | (block[offset++] & 0xFF) << 8
| (block[offset++] & 0xFF) << 16 | (block[offset++] & 0xFF) << 24;
int A = context[0];
int B = context[1];
int C = context[2];
int D = context[3];
A = FF(A, B, C, D, X[0], 3);
D = FF(D, A, B, C, X[1], 7);
C = FF(C, D, A, B, X[2], 11);
B = FF(B, C, D, A, X[3], 19);
A = FF(A, B, C, D, X[4], 3);
D = FF(D, A, B, C, X[5], 7);
C = FF(C, D, A, B, X[6], 11);
B = FF(B, C, D, A, X[7], 19);
A = FF(A, B, C, D, X[8], 3);
D = FF(D, A, B, C, X[9], 7);
C = FF(C, D, A, B, X[10], 11);
B = FF(B, C, D, A, X[11], 19);
A = FF(A, B, C, D, X[12], 3);
D = FF(D, A, B, C, X[13], 7);
C = FF(C, D, A, B, X[14], 11);
B = FF(B, C, D, A, X[15], 19);
A = GG(A, B, C, D, X[0], 3);
D = GG(D, A, B, C, X[4], 5);
C = GG(C, D, A, B, X[8], 9);
B = GG(B, C, D, A, X[12], 13);
A = GG(A, B, C, D, X[1], 3);
D = GG(D, A, B, C, X[5], 5);
C = GG(C, D, A, B, X[9], 9);
B = GG(B, C, D, A, X[13], 13);
A = GG(A, B, C, D, X[2], 3);
D = GG(D, A, B, C, X[6], 5);
C = GG(C, D, A, B, X[10], 9);
B = GG(B, C, D, A, X[14], 13);
A = GG(A, B, C, D, X[3], 3);
D = GG(D, A, B, C, X[7], 5);
C = GG(C, D, A, B, X[11], 9);
B = GG(B, C, D, A, X[15], 13);
A = HH(A, B, C, D, X[0], 3);
D = HH(D, A, B, C, X[8], 9);
C = HH(C, D, A, B, X[4], 11);
B = HH(B, C, D, A, X[12], 15);
A = HH(A, B, C, D, X[2], 3);
D = HH(D, A, B, C, X[10], 9);
C = HH(C, D, A, B, X[6], 11);
B = HH(B, C, D, A, X[14], 15);
A = HH(A, B, C, D, X[1], 3);
D = HH(D, A, B, C, X[9], 9);
C = HH(C, D, A, B, X[5], 11);
B = HH(B, C, D, A, X[13], 15);
A = HH(A, B, C, D, X[3], 3);
D = HH(D, A, B, C, X[11], 9);
C = HH(C, D, A, B, X[7], 11);
B = HH(B, C, D, A, X[15], 15);
context[0] += A;
context[1] += B;
context[2] += C;
context[3] += D;
}
private int FF(int a, int b, int c, int d, int x, int s) {
int t = a + ((b & c) | (~b & d)) + x;
return t << s | t >>> (32 - s);
}
private int GG(int a, int b, int c, int d, int x, int s) {
int t = a + ((b & (c | d)) | (c & d)) + x + 0x5A827999;
return t << s | t >>> (32 - s);
}
private int HH(int a, int b, int c, int d, int x, int s) {
int t = a + (b ^ c ^ d) + x + 0x6ED9EBA1;
return t << s | t >>> (32 - s);
}
}
// ------------------------------------------------------------------------
public static class jcrypt {
private jcrypt() {
}
private static final int ITERATIONS = 16;
private static final int con_salt[] = {
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x01,
0x02,
0x03,
0x04,
0x05,
0x06,
0x07,
0x08,
0x09,
0x0A,
0x0B,
0x05,
0x06,
0x07,
0x08,
0x09,
0x0A,
0x0B,
0x0C,
0x0D,
0x0E,
0x0F,
0x10,
0x11,
0x12,
0x13,
0x14,
0x15,
0x16,
0x17,
0x18,
0x19,
0x1A,
0x1B,
0x1C,
0x1D,
0x1E,
0x1F,
0x20,
0x21,
0x22,
0x23,
0x24,
0x25,
0x20,
0x21,
0x22,
0x23,
0x24,
0x25,
0x26,
0x27,
0x28,
0x29,
0x2A,
0x2B,
0x2C,
0x2D,
0x2E,
0x2F,
0x30,
0x31,
0x32,
0x33,
0x34,
0x35,
0x36,
0x37,
0x38,
0x39,
0x3A,
0x3B,
0x3C,
0x3D,
0x3E,
0x3F,
0x00,
0x00,
0x00,
0x00,
0x00,};
private static final boolean shifts2[] = {
false,
false,
true,
true,
true,
true,
true,
true,
false,
true,
true,
true,
true,
true,
true,
false};
private static final int skb[][] = {
{
0x00000000,
0x00000010,
0x20000000,
0x20000010,
0x00010000,
0x00010010,
0x20010000,
0x20010010,
0x00000800,
0x00000810,
0x20000800,
0x20000810,
0x00010800,
0x00010810,
0x20010800,
0x20010810,
0x00000020,
0x00000030,
0x20000020,
0x20000030,
0x00010020,
0x00010030,
0x20010020,
0x20010030,
0x00000820,
0x00000830,
0x20000820,
0x20000830,
0x00010820,
0x00010830,
0x20010820,
0x20010830,
0x00080000,
0x00080010,
0x20080000,
0x20080010,
0x00090000,
0x00090010,
0x20090000,
0x20090010,
0x00080800,
0x00080810,
0x20080800,
0x20080810,
0x00090800,
0x00090810,
0x20090800,
0x20090810,
0x00080020,
0x00080030,
0x20080020,
0x20080030,
0x00090020,
0x00090030,
0x20090020,
0x20090030,
0x00080820,
0x00080830,
0x20080820,
0x20080830,
0x00090820,
0x00090830,
0x20090820,
0x20090830,},
{
0x00000000,
0x02000000,
0x00002000,
0x02002000,
0x00200000,
0x02200000,
0x00202000,
0x02202000,
0x00000004,
0x02000004,
0x00002004,
0x02002004,
0x00200004,
0x02200004,
0x00202004,
0x02202004,
0x00000400,
0x02000400,
0x00002400,
0x02002400,
0x00200400,
0x02200400,
0x00202400,
0x02202400,
0x00000404,
0x02000404,
0x00002404,
0x02002404,
0x00200404,
0x02200404,
0x00202404,
0x02202404,
0x10000000,
0x12000000,
0x10002000,
0x12002000,
0x10200000,
0x12200000,
0x10202000,
0x12202000,
0x10000004,
0x12000004,
0x10002004,
0x12002004,
0x10200004,
0x12200004,
0x10202004,
0x12202004,
0x10000400,
0x12000400,
0x10002400,
0x12002400,
0x10200400,
0x12200400,
0x10202400,
0x12202400,
0x10000404,
0x12000404,
0x10002404,
0x12002404,
0x10200404,
0x12200404,
0x10202404,
0x12202404,},
{
0x00000000,
0x00000001,
0x00040000,
0x00040001,
0x01000000,
0x01000001,
0x01040000,
0x01040001,
0x00000002,
0x00000003,
0x00040002,
0x00040003,
0x01000002,
0x01000003,
0x01040002,
0x01040003,
0x00000200,
0x00000201,
0x00040200,
0x00040201,
0x01000200,
0x01000201,
0x01040200,
0x01040201,
0x00000202,
0x00000203,
0x00040202,
0x00040203,
0x01000202,
0x01000203,
0x01040202,
0x01040203,
0x08000000,
0x08000001,
0x08040000,
0x08040001,
0x09000000,
0x09000001,
0x09040000,
0x09040001,
0x08000002,
0x08000003,
0x08040002,
0x08040003,
0x09000002,
0x09000003,
0x09040002,
0x09040003,
0x08000200,
0x08000201,
0x08040200,
0x08040201,
0x09000200,
0x09000201,
0x09040200,
0x09040201,
0x08000202,
0x08000203,
0x08040202,
0x08040203,
0x09000202,
0x09000203,
0x09040202,
0x09040203,},
{
0x00000000,
0x00100000,
0x00000100,
0x00100100,
0x00000008,
0x00100008,
0x00000108,
0x00100108,
0x00001000,
0x00101000,
0x00001100,
0x00101100,
0x00001008,
0x00101008,
0x00001108,
0x00101108,
0x04000000,
0x04100000,
0x04000100,
0x04100100,
0x04000008,
0x04100008,
0x04000108,
0x04100108,
0x04001000,
0x04101000,
0x04001100,
0x04101100,
0x04001008,
0x04101008,
0x04001108,
0x04101108,
0x00020000,
0x00120000,
0x00020100,
0x00120100,
0x00020008,
0x00120008,
0x00020108,
0x00120108,
0x00021000,
0x00121000,
0x00021100,
0x00121100,
0x00021008,
0x00121008,
0x00021108,
0x00121108,
0x04020000,
0x04120000,
0x04020100,
0x04120100,
0x04020008,
0x04120008,
0x04020108,
0x04120108,
0x04021000,
0x04121000,
0x04021100,
0x04121100,
0x04021008,
0x04121008,
0x04021108,
0x04121108,},
{
0x00000000,
0x10000000,
0x00010000,
0x10010000,
0x00000004,
0x10000004,
0x00010004,
0x10010004,
0x20000000,
0x30000000,
0x20010000,
0x30010000,
0x20000004,
0x30000004,
0x20010004,
0x30010004,
0x00100000,
0x10100000,
0x00110000,
0x10110000,
0x00100004,
0x10100004,
0x00110004,
0x10110004,
0x20100000,
0x30100000,
0x20110000,
0x30110000,
0x20100004,
0x30100004,
0x20110004,
0x30110004,
0x00001000,
0x10001000,
0x00011000,
0x10011000,
0x00001004,
0x10001004,
0x00011004,
0x10011004,
0x20001000,
0x30001000,
0x20011000,
0x30011000,
0x20001004,
0x30001004,
0x20011004,
0x30011004,
0x00101000,
0x10101000,
0x00111000,
0x10111000,
0x00101004,
0x10101004,
0x00111004,
0x10111004,
0x20101000,
0x30101000,
0x20111000,
0x30111000,
0x20101004,
0x30101004,
0x20111004,
0x30111004,},
{
0x00000000,
0x08000000,
0x00000008,
0x08000008,
0x00000400,
0x08000400,
0x00000408,
0x08000408,
0x00020000,
0x08020000,
0x00020008,
0x08020008,
0x00020400,
0x08020400,
0x00020408,
0x08020408,
0x00000001,
0x08000001,
0x00000009,
0x08000009,
0x00000401,
0x08000401,
0x00000409,
0x08000409,
0x00020001,
0x08020001,
0x00020009,
0x08020009,
0x00020401,
0x08020401,
0x00020409,
0x08020409,
0x02000000,
0x0A000000,
0x02000008,
0x0A000008,
0x02000400,
0x0A000400,
0x02000408,
0x0A000408,
0x02020000,
0x0A020000,
0x02020008,
0x0A020008,
0x02020400,
0x0A020400,
0x02020408,
0x0A020408,
0x02000001,
0x0A000001,
0x02000009,
0x0A000009,
0x02000401,
0x0A000401,
0x02000409,
0x0A000409,
0x02020001,
0x0A020001,
0x02020009,
0x0A020009,
0x02020401,
0x0A020401,
0x02020409,
0x0A020409,},
{
0x00000000,
0x00000100,
0x00080000,
0x00080100,
0x01000000,
0x01000100,
0x01080000,
0x01080100,
0x00000010,
0x00000110,
0x00080010,
0x00080110,
0x01000010,
0x01000110,
0x01080010,
0x01080110,
0x00200000,
0x00200100,
0x00280000,
0x00280100,
0x01200000,
0x01200100,
0x01280000,
0x01280100,
0x00200010,
0x00200110,
0x00280010,
0x00280110,
0x01200010,
0x01200110,
0x01280010,
0x01280110,
0x00000200,
0x00000300,
0x00080200,
0x00080300,
0x01000200,
0x01000300,
0x01080200,
0x01080300,
0x00000210,
0x00000310,
0x00080210,
0x00080310,
0x01000210,
0x01000310,
0x01080210,
0x01080310,
0x00200200,
0x00200300,
0x00280200,
0x00280300,
0x01200200,
0x01200300,
0x01280200,
0x01280300,
0x00200210,
0x00200310,
0x00280210,
0x00280310,
0x01200210,
0x01200310,
0x01280210,
0x01280310,},
{
0x00000000,
0x04000000,
0x00040000,
0x04040000,
0x00000002,
0x04000002,
0x00040002,
0x04040002,
0x00002000,
0x04002000,
0x00042000,
0x04042000,
0x00002002,
0x04002002,
0x00042002,
0x04042002,
0x00000020,
0x04000020,
0x00040020,
0x04040020,
0x00000022,
0x04000022,
0x00040022,
0x04040022,
0x00002020,
0x04002020,
0x00042020,
0x04042020,
0x00002022,
0x04002022,
0x00042022,
0x04042022,
0x00000800,
0x04000800,
0x00040800,
0x04040800,
0x00000802,
0x04000802,
0x00040802,
0x04040802,
0x00002800,
0x04002800,
0x00042800,
0x04042800,
0x00002802,
0x04002802,
0x00042802,
0x04042802,
0x00000820,
0x04000820,
0x00040820,
0x04040820,
0x00000822,
0x04000822,
0x00040822,
0x04040822,
0x00002820,
0x04002820,
0x00042820,
0x04042820,
0x00002822,
0x04002822,
0x00042822,
0x04042822,},};
private static final int SPtrans[][] = {
{
0x00820200,
0x00020000,
0x80800000,
0x80820200,
0x00800000,
0x80020200,
0x80020000,
0x80800000,
0x80020200,
0x00820200,
0x00820000,
0x80000200,
0x80800200,
0x00800000,
0x00000000,
0x80020000,
0x00020000,
0x80000000,
0x00800200,
0x00020200,
0x80820200,
0x00820000,
0x80000200,
0x00800200,
0x80000000,
0x00000200,
0x00020200,
0x80820000,
0x00000200,
0x80800200,
0x80820000,
0x00000000,
0x00000000,
0x80820200,
0x00800200,
0x80020000,
0x00820200,
0x00020000,
0x80000200,
0x00800200,
0x80820000,
0x00000200,
0x00020200,
0x80800000,
0x80020200,
0x80000000,
0x80800000,
0x00820000,
0x80820200,
0x00020200,
0x00820000,
0x80800200,
0x00800000,
0x80000200,
0x80020000,
0x00000000,
0x00020000,
0x00800000,
0x80800200,
0x00820200,
0x80000000,
0x80820000,
0x00000200,
0x80020200,},
{
0x10042004,
0x00000000,
0x00042000,
0x10040000,
0x10000004,
0x00002004,
0x10002000,
0x00042000,
0x00002000,
0x10040004,
0x00000004,
0x10002000,
0x00040004,
0x10042000,
0x10040000,
0x00000004,
0x00040000,
0x10002004,
0x10040004,
0x00002000,
0x00042004,
0x10000000,
0x00000000,
0x00040004,
0x10002004,
0x00042004,
0x10042000,
0x10000004,
0x10000000,
0x00040000,
0x00002004,
0x10042004,
0x00040004,
0x10042000,
0x10002000,
0x00042004,
0x10042004,
0x00040004,
0x10000004,
0x00000000,
0x10000000,
0x00002004,
0x00040000,
0x10040004,
0x00002000,
0x10000000,
0x00042004,
0x10002004,
0x10042000,
0x00002000,
0x00000000,
0x10000004,
0x00000004,
0x10042004,
0x00042000,
0x10040000,
0x10040004,
0x00040000,
0x00002004,
0x10002000,
0x10002004,
0x00000004,
0x10040000,
0x00042000,},
{
0x41000000,
0x01010040,
0x00000040,
0x41000040,
0x40010000,
0x01000000,
0x41000040,
0x00010040,
0x01000040,
0x00010000,
0x01010000,
0x40000000,
0x41010040,
0x40000040,
0x40000000,
0x41010000,
0x00000000,
0x40010000,
0x01010040,
0x00000040,
0x40000040,
0x41010040,
0x00010000,
0x41000000,
0x41010000,
0x01000040,
0x40010040,
0x01010000,
0x00010040,
0x00000000,
0x01000000,
0x40010040,
0x01010040,
0x00000040,
0x40000000,
0x00010000,
0x40000040,
0x40010000,
0x01010000,
0x41000040,
0x00000000,
0x01010040,
0x00010040,
0x41010000,
0x40010000,
0x01000000,
0x41010040,
0x40000000,
0x40010040,
0x41000000,
0x01000000,
0x41010040,
0x00010000,
0x01000040,
0x41000040,
0x00010040,
0x01000040,
0x00000000,
0x41010000,
0x40000040,
0x41000000,
0x40010040,
0x00000040,
0x01010000,},
{
0x00100402,
0x04000400,
0x00000002,
0x04100402,
0x00000000,
0x04100000,
0x04000402,
0x00100002,
0x04100400,
0x04000002,
0x04000000,
0x00000402,
0x04000002,
0x00100402,
0x00100000,
0x04000000,
0x04100002,
0x00100400,
0x00000400,
0x00000002,
0x00100400,
0x04000402,
0x04100000,
0x00000400,
0x00000402,
0x00000000,
0x00100002,
0x04100400,
0x04000400,
0x04100002,
0x04100402,
0x00100000,
0x04100002,
0x00000402,
0x00100000,
0x04000002,
0x00100400,
0x04000400,
0x00000002,
0x04100000,
0x04000402,
0x00000000,
0x00000400,
0x00100002,
0x00000000,
0x04100002,
0x04100400,
0x00000400,
0x04000000,
0x04100402,
0x00100402,
0x00100000,
0x04100402,
0x00000002,
0x04000400,
0x00100402,
0x00100002,
0x00100400,
0x04100000,
0x04000402,
0x00000402,
0x04000000,
0x04000002,
0x04100400,},
{
0x02000000,
0x00004000,
0x00000100,
0x02004108,
0x02004008,
0x02000100,
0x00004108,
0x02004000,
0x00004000,
0x00000008,
0x02000008,
0x00004100,
0x02000108,
0x02004008,
0x02004100,
0x00000000,
0x00004100,
0x02000000,
0x00004008,
0x00000108,
0x02000100,
0x00004108,
0x00000000,
0x02000008,
0x00000008,
0x02000108,
0x02004108,
0x00004008,
0x02004000,
0x00000100,
0x00000108,
0x02004100,
0x02004100,
0x02000108,
0x00004008,
0x02004000,
0x00004000,
0x00000008,
0x02000008,
0x02000100,
0x02000000,
0x00004100,
0x02004108,
0x00000000,
0x00004108,
0x02000000,
0x00000100,
0x00004008,
0x02000108,
0x00000100,
0x00000000,
0x02004108,
0x02004008,
0x02004100,
0x00000108,
0x00004000,
0x00004100,
0x02004008,
0x02000100,
0x00000108,
0x00000008,
0x00004108,
0x02004000,
0x02000008,},
{
0x20000010,
0x00080010,
0x00000000,
0x20080800,
0x00080010,
0x00000800,
0x20000810,
0x00080000,
0x00000810,
0x20080810,
0x00080800,
0x20000000,
0x20000800,
0x20000010,
0x20080000,
0x00080810,
0x00080000,
0x20000810,
0x20080010,
0x00000000,
0x00000800,
0x00000010,
0x20080800,
0x20080010,
0x20080810,
0x20080000,
0x20000000,
0x00000810,
0x00000010,
0x00080800,
0x00080810,
0x20000800,
0x00000810,
0x20000000,
0x20000800,
0x00080810,
0x20080800,
0x00080010,
0x00000000,
0x20000800,
0x20000000,
0x00000800,
0x20080010,
0x00080000,
0x00080010,
0x20080810,
0x00080800,
0x00000010,
0x20080810,
0x00080800,
0x00080000,
0x20000810,
0x20000010,
0x20080000,
0x00080810,
0x00000000,
0x00000800,
0x20000010,
0x20000810,
0x20080800,
0x20080000,
0x00000810,
0x00000010,
0x20080010,},
{
0x00001000,
0x00000080,
0x00400080,
0x00400001,
0x00401081,
0x00001001,
0x00001080,
0x00000000,
0x00400000,
0x00400081,
0x00000081,
0x00401000,
0x00000001,
0x00401080,
0x00401000,
0x00000081,
0x00400081,
0x00001000,
0x00001001,
0x00401081,
0x00000000,
0x00400080,
0x00400001,
0x00001080,
0x00401001,
0x00001081,
0x00401080,
0x00000001,
0x00001081,
0x00401001,
0x00000080,
0x00400000,
0x00001081,
0x00401000,
0x00401001,
0x00000081,
0x00001000,
0x00000080,
0x00400000,
0x00401001,
0x00400081,
0x00001081,
0x00001080,
0x00000000,
0x00000080,
0x00400001,
0x00000001,
0x00400080,
0x00000000,
0x00400081,
0x00400080,
0x00001080,
0x00000081,
0x00001000,
0x00401081,
0x00400000,
0x00401080,
0x00000001,
0x00001001,
0x00401081,
0x00400001,
0x00401080,
0x00401000,
0x00001001,},
{
0x08200020,
0x08208000,
0x00008020,
0x00000000,
0x08008000,
0x00200020,
0x08200000,
0x08208020,
0x00000020,
0x08000000,
0x00208000,
0x00008020,
0x00208020,
0x08008020,
0x08000020,
0x08200000,
0x00008000,
0x00208020,
0x00200020,
0x08008000,
0x08208020,
0x08000020,
0x00000000,
0x00208000,
0x08000000,
0x00200000,
0x08008020,
0x08200020,
0x00200000,
0x00008000,
0x08208000,
0x00000020,
0x00200000,
0x00008000,
0x08000020,
0x08208020,
0x00008020,
0x08000000,
0x00000000,
0x00208000,
0x08200020,
0x08008020,
0x08008000,
0x00200020,
0x08208000,
0x00000020,
0x00200020,
0x08008000,
0x08208020,
0x00200000,
0x08200000,
0x08000020,
0x00208000,
0x00008020,
0x08008020,
0x08200000,
0x00000020,
0x08208000,
0x00208020,
0x00000000,
0x08000000,
0x08200020,
0x00008000,
0x00208020}};
private static final int cov_2char[] = {
0x2E,
0x2F,
0x30,
0x31,
0x32,
0x33,
0x34,
0x35,
0x36,
0x37,
0x38,
0x39,
0x41,
0x42,
0x43,
0x44,
0x45,
0x46,
0x47,
0x48,
0x49,
0x4A,
0x4B,
0x4C,
0x4D,
0x4E,
0x4F,
0x50,
0x51,
0x52,
0x53,
0x54,
0x55,
0x56,
0x57,
0x58,
0x59,
0x5A,
0x61,
0x62,
0x63,
0x64,
0x65,
0x66,
0x67,
0x68,
0x69,
0x6A,
0x6B,
0x6C,
0x6D,
0x6E,
0x6F,
0x70,
0x71,
0x72,
0x73,
0x74,
0x75,
0x76,
0x77,
0x78,
0x79,
0x7A};
private static final int byteToUnsigned(byte b) {
int value = (int)b;
return (value >= 0? value: value + 256);
}
private static int fourBytesToInt(byte b[], int offset) {
int value;
value = byteToUnsigned(b[offset++]);
value |= (byteToUnsigned(b[offset++]) << 8);
value |= (byteToUnsigned(b[offset++]) << 16);
value |= (byteToUnsigned(b[offset++]) << 24);
return (value);
}
private static final void intToFourBytes(int iValue, byte b[], int offset) {
b[offset++] = (byte)((iValue) & 0xff);
b[offset++] = (byte)((iValue >>> 8) & 0xff);
b[offset++] = (byte)((iValue >>> 16) & 0xff);
b[offset++] = (byte)((iValue >>> 24) & 0xff);
}
private static final void PERM_OP(int a, int b, int n, int m, int results[]) {
int t;
t = ((a >>> n) ^ b) & m;
a ^= t << n;
b ^= t;
results[0] = a;
results[1] = b;
}
private static final int HPERM_OP(int a, int n, int m) {
int t;
t = ((a << (16 - n)) ^ a) & m;
a = a ^ t ^ (t >>> (16 - n));
return (a);
}
private static int[] des_set_key(byte key[]) {
int schedule[] = new int[ITERATIONS * 2];
int c = fourBytesToInt(key, 0);
int d = fourBytesToInt(key, 4);
int results[] = new int[2];
PERM_OP(d, c, 4, 0x0f0f0f0f, results);
d = results[0];
c = results[1];
c = HPERM_OP(c, -2, 0xcccc0000);
d = HPERM_OP(d, -2, 0xcccc0000);
PERM_OP(d, c, 1, 0x55555555, results);
d = results[0];
c = results[1];
PERM_OP(c, d, 8, 0x00ff00ff, results);
c = results[0];
d = results[1];
PERM_OP(d, c, 1, 0x55555555, results);
d = results[0];
c = results[1];
d = (((d & 0x000000ff) << 16) | (d & 0x0000ff00) | ((d & 0x00ff0000) >>> 16) | ((c & 0xf0000000) >>> 4));
c &= 0x0fffffff;
int s, t;
int j = 0;
for (int i = 0; i < ITERATIONS; i++) {
if (shifts2[i]) {
c = (c >>> 2) | (c << 26);
d = (d >>> 2) | (d << 26);
} else {
c = (c >>> 1) | (c << 27);
d = (d >>> 1) | (d << 27);
}
c &= 0x0fffffff;
d &= 0x0fffffff;
s = skb[0][(c) & 0x3f] | skb[1][((c >>> 6) & 0x03) | ((c >>> 7) & 0x3c)]
| skb[2][((c >>> 13) & 0x0f) | ((c >>> 14) & 0x30)]
| skb[3][((c >>> 20) & 0x01) | ((c >>> 21) & 0x06) | ((c >>> 22) & 0x38)];
t = skb[4][(d) & 0x3f] | skb[5][((d >>> 7) & 0x03) | ((d >>> 8) & 0x3c)]
| skb[6][(d >>> 15) & 0x3f]
| skb[7][((d >>> 21) & 0x0f) | ((d >>> 22) & 0x30)];
schedule[j++] = ((t << 16) | (s & 0x0000ffff)) & 0xffffffff;
s = ((s >>> 16) | (t & 0xffff0000));
s = (s << 4) | (s >>> 28);
schedule[j++] = s & 0xffffffff;
}
return (schedule);
}
private static final int D_ENCRYPT(int L, int R, int S, int E0, int E1, int s[]) {
int t, u, v;
v = R ^ (R >>> 16);
u = v & E0;
v = v & E1;
u = (u ^ (u << 16)) ^ R ^ s[S];
t = (v ^ (v << 16)) ^ R ^ s[S + 1];
t = (t >>> 4) | (t << 28);
L ^= SPtrans[1][(t) & 0x3f] | SPtrans[3][(t >>> 8) & 0x3f]
| SPtrans[5][(t >>> 16) & 0x3f] | SPtrans[7][(t >>> 24) & 0x3f]
| SPtrans[0][(u) & 0x3f] | SPtrans[2][(u >>> 8) & 0x3f]
| SPtrans[4][(u >>> 16) & 0x3f] | SPtrans[6][(u >>> 24) & 0x3f];
return (L);
}
private static final int[] body(int schedule[], int Eswap0, int Eswap1) {
int left = 0;
int right = 0;
int t = 0;
for (int j = 0; j < 25; j++) {
for (int i = 0; i < ITERATIONS * 2; i += 4) {
left = D_ENCRYPT(left, right, i, Eswap0, Eswap1, schedule);
right = D_ENCRYPT(right, left, i + 2, Eswap0, Eswap1, schedule);
}
t = left;
left = right;
right = t;
}
t = right;
right = (left >>> 1) | (left << 31);
left = (t >>> 1) | (t << 31);
left &= 0xffffffff;
right &= 0xffffffff;
int results[] = new int[2];
PERM_OP(right, left, 1, 0x55555555, results);
right = results[0];
left = results[1];
PERM_OP(left, right, 8, 0x00ff00ff, results);
left = results[0];
right = results[1];
PERM_OP(right, left, 2, 0x33333333, results);
right = results[0];
left = results[1];
PERM_OP(left, right, 16, 0x0000ffff, results);
left = results[0];
right = results[1];
PERM_OP(right, left, 4, 0x0f0f0f0f, results);
right = results[0];
left = results[1];
int out[] = new int[2];
out[0] = left;
out[1] = right;
return (out);
}
public static final String crypt(String salt, String original) {
while (salt.length() < 2)
salt += "A";
StringBuffer buffer = new StringBuffer(" ");
char charZero = salt.charAt(0);
char charOne = salt.charAt(1);
buffer.setCharAt(0, charZero);
buffer.setCharAt(1, charOne);
int Eswap0 = con_salt[(int)charZero];
int Eswap1 = con_salt[(int)charOne] << 4;
byte key[] = new byte[8];
for (int i = 0; i < key.length; i++)
key[i] = (byte)0;
for (int i = 0; i < key.length && i < original.length(); i++) {
int iChar = (int)original.charAt(i);
key[i] = (byte)(iChar << 1);
}
int schedule[] = des_set_key(key);
int out[] = body(schedule, Eswap0, Eswap1);
byte b[] = new byte[9];
intToFourBytes(out[0], b, 0);
intToFourBytes(out[1], b, 4);
b[8] = 0;
for (int i = 2, y = 0, u = 0x80; i < 13; i++) {
for (int j = 0, c = 0; j < 6; j++) {
c <<= 1;
if (((int)b[y] & u) != 0) c |= 1;
u >>>= 1;
if (u == 0) {
y++;
u = 0x80;
}
buffer.setCharAt(i, (char)cov_2char[c]);
}
}
return (buffer.toString());
}
public static void main(String args[]) {
if (args.length >= 2) {
System.out.println("[" + args[0] + "] [" + args[1] + "] => ["
+ jcrypt.crypt(args[0], args[1]) + "]");
}
}
}
// ------------------------------------------------------------------------
public static class Hash {
private Hash() {
}
private static final byte[] getBytes(String s) {
try {
return s.getBytes(UTF_8);
} catch (UnsupportedEncodingException e) {
return s.getBytes();
}
}
public static final String crypt(String original, String salt) {
return jcrypt.crypt(salt, original);
}
public static final byte[] md5_bytes(String original) {
MessageDigest md;
try {
md = MessageDigest.getInstance("MD5");
} catch (NoSuchAlgorithmException e) {
throw new AssertionError("MD5 n'est pas disponible: " + getSummary(e));
}
return md.digest(getBytes(original));
}
public static final String md5(String original) {
return Base64.encodeBytes(md5_bytes(original));
}
public static final byte[] smd5_bytes(String original, byte[] salt) {
if (salt == null) salt = new byte[0];
MessageDigest md;
try {
md = MessageDigest.getInstance("MD5");
} catch (NoSuchAlgorithmException e) {
throw new AssertionError("MD5 n'est pas disponible: " + getSummary(e));
}
md.update(getBytes(original));
md.update(salt);
byte[] tmpdigest = md.digest();
byte[] digest = new byte[tmpdigest.length + salt.length];
System.arraycopy(tmpdigest, 0, digest, 0, tmpdigest.length);
System.arraycopy(salt, 0, digest, tmpdigest.length, salt.length);
return digest;
}
public static final String smd5(String original, byte[] salt) {
return Base64.encodeBytes(smd5_bytes(original, salt));
}
public static final byte[] sha_bytes(String original) {
MessageDigest md;
try {
md = MessageDigest.getInstance("SHA-1");
} catch (NoSuchAlgorithmException e) {
throw new AssertionError("SHA-1 n'est pas disponible: " + getSummary(e));
}
return md.digest(getBytes(original));
}
public static final String sha(String original) {
return Base64.encodeBytes(sha_bytes(original));
}
public static final byte[] ssha_bytes(String original, byte[] salt) {
if (salt == null) salt = new byte[0];
MessageDigest md;
try {
md = MessageDigest.getInstance("SHA-1");
} catch (NoSuchAlgorithmException e) {
throw new AssertionError("SHA-1 n'est pas disponible: " + getSummary(e));
}
md.update(getBytes(original));
md.update(salt);
byte[] tmpdigest = md.digest();
byte[] digest = new byte[tmpdigest.length + salt.length];
System.arraycopy(tmpdigest, 0, digest, 0, tmpdigest.length);
System.arraycopy(salt, 0, digest, tmpdigest.length, salt.length);
return digest;
}
public static final String ssha(String original, byte[] salt) {
return Base64.encodeBytes(ssha_bytes(original, salt));
}
public static final byte[] ntHash_bytes(String password) {
try {
return new MD4().digest(password.getBytes("UTF-16LE"));
} catch (UnsupportedEncodingException e) {
throw new AssertionError("UTF-16LE n'est pas disponible: " + getSummary(e));
}
}
public static final String ntlm(String password) {
return toHex(ntHash_bytes(password));
}
public static final byte[] lmHash_bytes(String password) {
try {
byte[] oemPassword = password.toUpperCase().getBytes("US-ASCII");
int length = Math.min(oemPassword.length, 14);
byte[] keys = new byte[14];
System.arraycopy(oemPassword, 0, keys, 0, length);
byte[] magic = "KGS!@#$%".getBytes("US-ASCII");
byte[] key1 = new byte[7];
System.arraycopy(keys, 0, key1, 0, 7);
byte[] hash1 = new DES(key1).encrypt(magic);
byte[] key2 = new byte[7];
System.arraycopy(keys, 7, key2, 0, 7);
byte[] hash2 = new DES(key2).encrypt(magic);
byte[] hash = new byte[16];
System.arraycopy(hash1, 0, hash, 0, 8);
System.arraycopy(hash2, 0, hash, 8, 8);
return hash;
} catch (UnsupportedEncodingException e) {
throw new AssertionError("US-ASCII n'est pas disponible: " + getSummary(e));
}
}
public static final String lm(String password) {
return toHex(lmHash_bytes(password));
}
}
// ------------------------------------------------------------------------
public static class Salt {
public static final String getCryptSalt(String pw) {
if (pw == null) return null;
if (strSubstr(pw, 0, 7).equalsIgnoreCase("{crypt}")) pw = strSubstr(pw, 7);
return strSubstr(pw, 0, 2);
}
public static final byte[] getSmd5Salt(byte[] digest) {
if (digest == null) return null;
if (digest.length <= 16) return new byte[0];
byte[] salt = new byte[digest.length - 16];
System.arraycopy(digest, 16, salt, 0, salt.length);
return salt;
}
public static final byte[] getSmd5Salt(String pw) {
if (pw == null) return null;
if (strSubstr(pw, 0, 6).equalsIgnoreCase("{smd5}")) pw = strSubstr(pw, 6);
try {
return getSmd5Salt(Base64.decode(pw));
} catch (IllegalArgumentException e) {
return null;
}
}
public static final byte[] getSshaSalt(byte[] digest) {
if (digest == null) return null;
if (digest.length <= 20) return new byte[0];
byte[] salt = new byte[digest.length - 20];
System.arraycopy(digest, 20, salt, 0, salt.length);
return salt;
}
public static final byte[] getSshaSalt(String pw) {
if (pw == null) return null;
if (strSubstr(pw, 0, 6).equalsIgnoreCase("{ssha}")) pw = strSubstr(pw, 6);
try {
return getSshaSalt(Base64.decode(pw));
} catch (IllegalArgumentException e) {
return null;
}
}
public static final String[] DEFAULT_CRYPT_SALT_SECTIONS = new String[] {
PasswordGenerator.UPPER,
PasswordGenerator.LOWER,
PasswordGenerator.NUMBERS};
private static final SecureRandom newSecureRandom() {
try {
return SecureRandom.getInstance("SHA1PRNG");
} catch (NoSuchAlgorithmException e) {
return new SecureRandom();
}
}
private static final SecureRandom DEFAULT_RAND = newSecureRandom();
private static final int DEFAULT_BINARY_SALT_LENGTH = 20;
private static final Salt instance = new Salt();
public static final Salt getInstance() {
return instance;
}
public Salt(Random rand, String[] cryptSaltSections, int binarySaltLength) {
if (rand == null) rand = DEFAULT_RAND;
if (cryptSaltSections == null) cryptSaltSections = DEFAULT_CRYPT_SALT_SECTIONS;
if (binarySaltLength <= 0) binarySaltLength = DEFAULT_BINARY_SALT_LENGTH;
this.rand = rand;
this.cryptSaltSections = cryptSaltSections;
this.binarySaltLength = binarySaltLength;
}
public Salt() {
this(null, null, -1);
}
private Random rand;
private String[] cryptSaltSections;
public String newCryptSalt() {
return PasswordGenerator.generate(2, cryptSaltSections, rand);
}
private int binarySaltLength;
public byte[] newBinarySalt() {
byte[] salt = new byte[binarySaltLength];
rand.nextBytes(salt);
return salt;
}
}
// ------------------------------------------------------------------------
public static class Password {
public static final String CLEARTEXT = "", CRYPT = "CRYPT", MD5 = "MD5", SMD5 = "SMD5",
SHA = "SHA", SSHA = "SSHA";
public static final String DEFAULT_SCHEME = SSHA;
public static final List<String> VALID_SCHEMES = Arrays.asList(new String[] {
CLEARTEXT,
CRYPT,
MD5,
SMD5,
SHA,
SSHA});
private static final Pattern NORMALIZED_FORMAT = Pattern.compile("\\{.+\\}.+");
public static final boolean isNormalizedFormat(String pw) {
return NORMALIZED_FORMAT.matcher(pw).matches();
}
public static final String getNormalizedScheme(String pw) {
if (pw == null) return null;
if (isNormalizedFormat(pw)) {
int p = pw.indexOf('}');
return strSubstr(pw, 1, p).toUpperCase();
} else {
return CLEARTEXT;
}
}
public static final String getNormalizedPassword(String pw) {
if (pw == null) return null;
if (isNormalizedFormat(pw)) {
int p = pw.indexOf('}');
return strSubstr(pw, p + 1);
} else {
return pw;
}
}
public static final boolean isClearScheme(String pw) {
String scheme = getNormalizedScheme(pw);
return strIsempty(scheme) || CLEARTEXT.equals(scheme);
}
public static final boolean isCryptScheme(String pw) {
return CRYPT.equals(getNormalizedScheme(pw));
}
public static final boolean isMd5Scheme(String pw) {
return MD5.equals(getNormalizedScheme(pw));
}
public static final boolean isSmd5Scheme(String pw) {
return SMD5.equals(getNormalizedScheme(pw));
}
public static final boolean isShaScheme(String pw) {
return SHA.equals(getNormalizedScheme(pw));
}
public static final boolean isSshaScheme(String pw) {
return SSHA.equals(getNormalizedScheme(pw));
}
public static final boolean validate(String clear, String normalized) {
return new Password(normalized).validate(clear);
}
private Salt saltGenerator = Salt.getInstance();
public void setSaltGenerator(Salt saltGenerator) {
if (saltGenerator == null) saltGenerator = Salt.getInstance();
this.saltGenerator = saltGenerator;
}
public Password(String clear, String scheme, String crypted, String lmhash, String ntlmhash) {
reset(true);
setClear(clear);
setScheme(scheme);
this.crypted = crypted;
this.lmHash = lmhash;
this.ntlmHash = ntlmhash;
}
public Password() {
reset(true);
}
public Password(String normalized) {
this();
setNormalized(normalized);
}
public Password(String clear, String scheme) {
this();
setClear(clear);
setScheme(scheme);
}
protected String scheme;
public String getScheme() {
return scheme;
}
public void setScheme(String scheme) {
if (scheme == null) scheme = DEFAULT_SCHEME;
if (!strEquals(this.scheme, scheme)) {
this.scheme = scheme;
crypted = normalized = ntlmHash = lmHash = null;
}
}
public boolean isClearScheme() {
return strIsempty(scheme) || CLEARTEXT.equals(scheme);
}
public boolean isCryptScheme() {
return CRYPT.equals(scheme);
}
public boolean isMd5Scheme() {
return MD5.equals(scheme);
}
public boolean isSmd5Scheme() {
return SMD5.equals(scheme);
}
public boolean isShaScheme() {
return SHA.equals(scheme);
}
public boolean isSshaScheme() {
return SSHA.equals(scheme);
}
private final void reset(boolean resetScheme) {
if (resetScheme || scheme == null) scheme = DEFAULT_SCHEME;
clear = crypted = normalized = lmHash = ntlmHash = null;
}
protected String clear;
public boolean hasClear() {
return clear != null;
}
protected String randomCryptSalt() {
return saltGenerator.newCryptSalt();
}
protected byte[] randomBinarySalt() {
return saltGenerator.newBinarySalt();
}
public static class NotAvailableException extends Exception {
private static final long serialVersionUID = 1L;
public static final String DEFAULT_MESSAGE = "Mot de passe en clair non disponible";
public NotAvailableException(String message) {
super(message != null? message: DEFAULT_MESSAGE);
}
public NotAvailableException() {
this(null);
}
}
public String getClear() throws NotAvailableException {
if (clear != null || crypted == null) return clear;
throw new NotAvailableException();
}
public String getClearOrNull() {
return clear;
}
public Password setClear(String clear) {
reset(false);
this.clear = clear;
return this;
}
public Password setCryptPassword(String pw) {
reset(true);
scheme = CRYPT;
crypted = pw;
return this;
}
public Password setMd5Password(String pw) {
reset(true);
scheme = MD5;
crypted = pw;
return this;
}
public Password setSmd5Password(String pw) {
reset(true);
scheme = SMD5;
crypted = pw;
return this;
}
public Password setShaPassword(String pw) {
reset(true);
scheme = SHA;
crypted = pw;
return this;
}
public Password setSshaPassword(String pw) {
reset(true);
scheme = SSHA;
crypted = pw;
return this;
}
private static final String DISABLED = "*disabled*";
public boolean isDisabled() {
return !isClearScheme() && strEquals(crypted, DISABLED);
}
public Password setDisabled(boolean disabled) {
if (disabled && !isClearScheme()) {
crypted = DISABLED;
ntlmHash = lmHash = normalized = null;
}
return this;
}
protected String crypted;
public String getCrypted() {
if (isClearScheme()) return clear;
else if (crypted == null) {
if (isCryptScheme()) crypted = Hash.crypt(clear, randomCryptSalt());
else if (isMd5Scheme()) crypted = Hash.md5(clear);
else if (isSmd5Scheme()) crypted = Hash.smd5(clear, randomBinarySalt());
else if (isShaScheme()) crypted = Hash.sha(clear);
else if (isSshaScheme()) crypted = Hash.ssha(clear, randomBinarySalt());
else throw new IllegalStateException("Type de cryptage non reconnu: " + scheme);
}
return crypted;
}
public String getCryptCrypted() {
if (isCryptScheme()) return getCrypted();
else if (clear != null) return Hash.crypt(clear, randomCryptSalt());
else return null;
}
public String getMd5Crypted() {
if (isMd5Scheme()) return getCrypted();
else if (clear != null) return Hash.md5(clear);
else return null;
}
public String getSmd5Crypted() {
if (isSmd5Scheme()) return getCrypted();
else if (clear != null) return Hash.smd5(clear, randomBinarySalt());
else return null;
}
public String getShaCrypted() {
if (isShaScheme()) return getCrypted();
else if (clear != null) return Hash.sha(clear);
else return null;
}
public String getSshaCrypted() {
if (isSshaScheme()) return getCrypted();
else if (clear != null) return Hash.ssha(clear, randomBinarySalt());
else return null;
}
protected String normalized;
public String getNormalized() {
if (normalized == null) {
if (isClearScheme()) normalized = clear;
else normalized = "{" + scheme + "}" + getCrypted();
}
return normalized;
}
public String toString() {
return getNormalized();
}
public Password setNormalized(String pw) {
reset(true);
if (pw == null) {
scheme = CLEARTEXT;
return this;
}
if (isNormalizedFormat(pw)) {
int p = pw.indexOf('}');
scheme = strSubstr(pw, 1, p).toUpperCase();
crypted = strSubstr(pw, p + 1);
} else {
scheme = CLEARTEXT;
clear = pw;
}
return this;
}
private static final String NTLM_DISABLED = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX";
protected String ntlmHash;
public String getNtlmHash() throws NotAvailableException {
if (ntlmHash == null) {
if (isDisabled()) ntlmHash = NTLM_DISABLED;
else if (hasClear()) ntlmHash = Hash.ntlm(clear);
else throw new NotAvailableException();
}
return ntlmHash;
}
protected String lmHash;
public String getLmHash() throws NotAvailableException {
if (lmHash == null) {
if (isDisabled()) lmHash = NTLM_DISABLED;
else if (hasClear()) lmHash = Hash.lm(clear);
else throw new NotAvailableException();
}
return lmHash;
}
public boolean validate(String userPassword) {
getNormalized();
if (isClearScheme()) {
return strEquals(strNotnull(this.clear), strNotnull(userPassword));
}
if (userPassword == null) return false;
if (isCryptScheme()) {
return Hash.crypt(userPassword, Salt.getCryptSalt(crypted)).equals(crypted);
} else if (isMd5Scheme()) {
return Hash.md5(userPassword).equals(crypted);
} else if (isSmd5Scheme()) {
return Hash.smd5(userPassword, Salt.getSmd5Salt(crypted)).equals(crypted);
} else if (isShaScheme()) {
return Hash.sha(userPassword).equals(crypted);
} else if (isSshaScheme()) {
return Hash.ssha(userPassword, Salt.getSshaSalt(crypted)).equals(crypted);
}
return false;
}
public boolean equals(Object obj) {
if (obj == null) return false;
else if (obj instanceof String) {
String pw = (String)obj;
if (isNormalizedFormat(pw)) {
return strEquals(getNormalized(), pw);
} else return validate((String)obj);
} else if (obj instanceof Password) {
return strEquals(getNormalized(), ((Password)obj).getNormalized());
}
throw new IllegalArgumentException("Ne peut comparer qu'avec une instance de "
+ getClass() + " (obtenu une " + "instance de " + obj.getClass() + ")");
}
}
// ------------------------------------------------------------------------
public static class PasswordChecker {
public PasswordChecker(int minLen, int minUpper, int minLower, int minAlpha, int minNumber,
int minSymbol, int minSpecial, boolean allowMultibytes) {
this.minLen = minLen;
this.minUpper = minUpper;
this.minLower = minLower;
this.minAlpha = minAlpha;
this.minNumber = minNumber;
this.minSymbol = minSymbol;
this.minSpecial = minSpecial;
this.allowMultibytes = allowMultibytes;
}
public PasswordChecker() {
this(MIN_LEN, MIN_UPPER, MIN_LOWER, MIN_ALPHA, MIN_NUMBER, MIN_SYMBOL, MIN_SPECIAL,
ALLOW_MULTIBYTES);
}
private int minLen;
public int getMinLen() {
return minLen;
}
public void setMinLen(int minLen) {
this.minLen = minLen;
}
private int minUpper;
public int getMinUpper() {
return minUpper;
}
public void setMinUpper(int minUpper) {
this.minUpper = minUpper;
}
private int minLower;
public int getMinLower() {
return minLower;
}
public void setMinLower(int minLower) {
this.minLower = minLower;
}
private int minAlpha;
public int getMinAlpha() {
return minAlpha;
}
public void setMinAlpha(int minAlpha) {
this.minAlpha = minAlpha;
}
private int minNumber;
public int getMinNumber() {
return minNumber;
}
public void setMinNumber(int minNumber) {
this.minNumber = minNumber;
}
private int minSymbol;
public int getMinSymbol() {
return minSymbol;
}
public void setMinSymbol(int minSymbol) {
this.minSymbol = minSymbol;
}
private int minSpecial;
public int getMinSpecial() {
return minSpecial;
}
public void setMinSpecial(int minSpecial) {
this.minSpecial = minSpecial;
}
private boolean allowMultibytes;
public boolean isAllowMultibytes() {
return allowMultibytes;
}
public void setAllowMultibytes(boolean allowMultibytes) {
this.allowMultibytes = allowMultibytes;
}
/**
* Obtenir une description des caractéristiques du mot de passe. La chaine retournée est de
* la forme '$prefix doit faire au moins N caractères, et contenir au moins 2 lettres, 2
* chiffres ou caractères spéciaux'.
* <p>
* Les valeurs actualXxx sont les nombres effectifs de caractères de chaque classe, ou -1 si
* leur valeur doit être ignorée. Si le nombre effectif est satisfaisant, cette
* caractéristique n'est pas mentionnée. hasMultibytes==<code>true</code> si le mot de passe
* contient des caractères qui doivent être encodés sur plusieurs octets en UTF-8.
* </p>
*/
public String getQualityDescription(String prefix, int actualLen, int actualUpper,
int actualLower, int actualAlpha, int actualNumber, int actualSymbol,
int actualSpecial, boolean hasMultibytes) {
if (prefix == null) prefix = "Le mot de passe";
if (minLen <= 0 && minUpper <= 0 && minLower <= 0 && minAlpha <= 0 && minNumber <= 0
&& minSymbol <= 0 && minSpecial <= 0 && allowMultibytes) {
return prefix + " n'as pas de restrictions particulières";
}
StringBuilder sb = new StringBuilder();
sb.append(prefix);
boolean mb = false;
if (!allowMultibytes && hasMultibytes) {
sb.append(" ne doit pas contenir de caractères accentués");
mb = true;
}
if (mb) sb.append(", doit ");
else sb.append(" doit ");
String ccPrefix;
if (minLen > 0 && (actualLen == -1 || actualLen < minLen)) {
sb.append("faire au moins ");
sb.append(minLen);
sb.append(" caractères");
ccPrefix = ", et contenir au moins";
} else {
sb.append("contenir au moins");
ccPrefix = "";
}
boolean first = true;
if (minUpper > 0 && (actualUpper == -1 || actualUpper < minUpper)) {
if (first) sb.append(ccPrefix);
else sb.append(",");
sb.append(" ");
sb.append(minUpper);
if (minUpper > 1) sb.append(" lettres majuscules");
else sb.append(" lettre majuscule");
first = false;
}
if (minLower > 0 && (actualLower == -1 || actualLower < minLower)) {
if (first) sb.append(ccPrefix);
else sb.append(",");
sb.append(" ");
sb.append(minLower);
if (minLower > 1) sb.append(" lettres minuscules");
else sb.append(" lettre minuscule");
first = false;
}
if (minAlpha > 0 && (actualAlpha == -1 || actualAlpha < minAlpha)) {
if (first) sb.append(ccPrefix);
else sb.append(",");
sb.append(" ");
sb.append(minAlpha);
if (minAlpha > 1) sb.append(" lettres");
else sb.append(" lettre");
first = false;
}
if (minNumber > 0 && (actualNumber == -1 || actualNumber < minNumber)) {
if (first) sb.append(ccPrefix);
else sb.append(",");
sb.append(" ");
sb.append(minNumber);
if (minNumber > 1) sb.append(" chiffres");
else sb.append(" chiffre");
first = false;
}
if (minSymbol > 0 && (actualSymbol == -1 || actualSymbol < minSymbol)) {
if (first) sb.append(ccPrefix);
else sb.append(",");
sb.append(" ");
sb.append(minSymbol);
if (minSymbol > 1) sb.append(" caractères spéciaux");
else sb.append(" caractère spécial");
first = false;
}
if (minSpecial > 0 && (actualSpecial == -1 || actualSpecial < minSpecial)) {
if (first) sb.append(ccPrefix);
else sb.append(",");
sb.append(" ");
sb.append(minSpecial);
if (minSpecial > 1) sb.append(" chiffres ou caractères spéciaux");
else sb.append(" chiffre ou caractère spécial");
first = false;
}
return sb.toString();
}
public String getQualityDescription(String prefix) {
return getQualityDescription(prefix, -1, -1, -1, -1, -1, -1, -1, false);
}
private static final Pattern RE_NOT_UPPER = Pattern.compile("[^A-Z]");
private static final Pattern RE_NOT_LOWER = Pattern.compile("[^a-z]");
private static final Pattern RE_NOT_ALPHA = Pattern.compile("[^a-zA-Z]");
private static final Pattern RE_NOT_NUMBER = Pattern.compile("[^0-9]");
private static final Pattern RE_NOT_SYMBOL = Pattern.compile("[a-zA-Z0-9]");
private static final Pattern RE_NOT_SPECIAL = Pattern.compile("[a-zA-Z]");
/**
* Vérifier que le mot de spécifié est de qualité.
*
* @return null si le mot de passe est correct. Sinon, retourner un message qui indique ce
* qui ne va pas.
*/
public String validateQuality(String password) {
password = strNotnull(password);
String upper = RE_NOT_UPPER.matcher(password).replaceAll("");
String lower = RE_NOT_LOWER.matcher(password).replaceAll("");
String alpha = RE_NOT_ALPHA.matcher(password).replaceAll("");
String number = RE_NOT_NUMBER.matcher(password).replaceAll("");
String symbol = RE_NOT_SYMBOL.matcher(password).replaceAll("");
String special = RE_NOT_SPECIAL.matcher(password).replaceAll("");
int nbChars = password.length();
int nbBytes;
try {
byte[] passwordBytes = password.getBytes(UTF_8);
nbBytes = passwordBytes.length;
} catch (UnsupportedEncodingException e) {
nbBytes = 0;
}
boolean hasMultibytes = nbChars != nbBytes;
String qualityDescription = getQualityDescription(
"Il",
password.length(),
upper.length(),
lower.length(),
alpha.length(),
number.length(),
symbol.length(),
special.length(),
hasMultibytes);
if (password.length() < minLen) {
return "Votre mot de passe est trop court (" + qualityDescription + ")";
}
if (!allowMultibytes && hasMultibytes) {
return "Votre mot de passe ne convient pas (" + qualityDescription + ")";
}
if (upper.length() < minUpper || lower.length() < minLower || alpha.length() < minAlpha
|| number.length() < minNumber || symbol.length() < minSymbol
|| special.length() < minSpecial) {
return "Votre mot de passe est trop simple (" + qualityDescription + ")";
}
return null;
}
}
// ------------------------------------------------------------------------
public static class PasswordGenerator {
public static final String UPPER = "AZERTYUIOPQSDFGHJKLMWXCVBN",
LOWER = "azertyuiopqsdfghjklmwxcvbn", NUMBERS = "1234567890",
SYMBOLS = "&\"'(-_)=^$*!:;,?./%+#{[|\\]}";
public static final String[] DEFAULT_SECTIONS = new String[] {
UPPER,
LOWER,
NUMBERS,
SYMBOLS};
public static final int[] DEFAULT_MIN_COUNTS = new int[] {2, 2, 2, 1};
private static final Random DEFAULT_RAND = new Random();
private static final PasswordGenerator instance = new PasswordGenerator();
public static PasswordGenerator getInstance() {
return instance;
}
public static final String generate(int minLen, String[] sections, int[] minCounts,
Random rand) {
if (sections == null) sections = DEFAULT_SECTIONS;
if (minCounts == null) minCounts = new int[sections.length];
if (sections.length != minCounts.length) {
throw new IllegalArgumentException("Les tableaux sections et minCounts "
+ "doivent faire la même taille");
} else {
int[] tmp = new int[minCounts.length];
System.arraycopy(minCounts, 0, tmp, 0, minCounts.length);
minCounts = tmp;
}
StringBuffer sb = new StringBuffer();
int i = 0;
while (true) {
int index;
do {
index = rand.nextInt(sections.length);
} while (minCounts[index] <= 0);
String section = sections[index];
sb.append(section.charAt(rand.nextInt(section.length())));
minCounts[index]--;
i++;
boolean done = true;
for (int j = 0; j < minCounts.length; j++) {
if (minCounts[j] > 0) {
done = false;
break;
}
}
if (done) break;
}
while (sb.length() < minLen) {
String section = sections[rand.nextInt(sections.length)];
sb.append(section.charAt(rand.nextInt(section.length())));
}
return sb.toString();
}
public static final String generate(int minLen, String[] sections, int[] minCounts) {
return generate(minLen, sections, minCounts, DEFAULT_RAND);
}
public static final String generate(int minLen, int maxLen, String[] sections,
int[] minCounts, Random rand) {
int len;
if (minLen > maxLen) {
len = minLen;
minLen = maxLen;
maxLen = len;
}
if (minLen == maxLen) len = minLen;
else len = rand.nextInt(maxLen - minLen) + minLen;
return generate(len, sections, minCounts);
}
public static final String generate(int minLen, int maxLen, String[] sections,
int[] minCounts) {
return generate(minLen, maxLen, sections, minCounts, DEFAULT_RAND);
}
public static final String generate(int len, String[] sections, Random rand) {
StringBuffer sb = new StringBuffer();
for (int i = 0; i < len; i++) {
String section = sections[rand.nextInt(sections.length)];
sb.append(section.charAt(rand.nextInt(section.length())));
}
return sb.toString();
}
public static final String generate(int len, String[] sections) {
return generate(len, sections, DEFAULT_RAND);
}
public static final String generate(int minLen, int maxLen, String[] sections, Random rand) {
int len;
if (minLen > maxLen) {
len = minLen;
minLen = maxLen;
maxLen = len;
}
if (minLen == maxLen) len = minLen;
else len = rand.nextInt(maxLen - minLen) + minLen;
return generate(len, sections);
}
public static final String generate(int minLen, int maxLen, String[] sections) {
return generate(minLen, maxLen, sections, DEFAULT_RAND);
}
public PasswordGenerator(int minLen, String[] sections, int[] minCounts, Random rand) {
setMinLen(minLen);
setSections(sections);
setMinCounts(minCounts);
setRand(rand);
}
public PasswordGenerator() {
this(-1, null, null, null);
}
private int minLen;
public int getMinLen() {
return minLen;
}
public void setMinLen(int minLen) {
if (minLen < 0) minLen = MIN_LEN;
this.minLen = minLen;
}
private String[] sections;
public String[] getSections() {
return sections;
}
public void setSections(String[] sections) {
if (sections == null) sections = DEFAULT_SECTIONS;
this.sections = sections;
}
private int[] minCounts;
public int[] getMinCounts() {
return minCounts;
}
public void setMinCounts(int[] minCounts) {
if (minCounts == null) minCounts = DEFAULT_MIN_COUNTS;
this.minCounts = minCounts;
}
private Random rand;
public Random getRand() {
return rand;
}
public void setRand(Random rand) {
if (rand == null) rand = DEFAULT_RAND;
this.rand = rand;
}
public String generate() {
return generate(minLen, sections, minCounts, rand);
}
public String generate(int maxLen) {
return generate(minLen, maxLen, sections, minCounts, rand);
}
}
// ------------------------------------------------------------------------
public static class AESEnc {
private static final String AES = "AES";
private static final String CIPHER = "AES/ECB/PKCS5Padding";
public static final byte[] genkey() throws Exception {
KeyGenerator kg = KeyGenerator.getInstance(AES);
kg.init(new SecureRandom());
SecretKey key = kg.generateKey();
return key.getEncoded();
}
public static final String genskey() throws Exception {
return Base64.encodeBytes(genkey());
}
public static final byte[] genkey(String password, byte[] salt, int iterations)
throws Exception {
if (salt == null) salt = Salt.getInstance().newBinarySalt();
if (iterations <= 0) iterations = 10000;
SecretKeyFactory factory = SecretKeyFactory.getInstance("PBKDF2WithHmacSHA1");
SecretKey tmp = factory.generateSecret(new PBEKeySpec(password.toCharArray(), salt,
iterations, 128));
SecretKeySpec key = new SecretKeySpec(tmp.getEncoded(), AES);
return key.getEncoded();
}
public static final byte[] genkey(String password) throws Exception {
return genkey(password, null, -1);
}
public static final String genskey(String password, byte[] salt, int iterations)
throws Exception {
return Base64.encodeBytes(genkey(password, salt, iterations));
}
public static final String genskey(String password) throws Exception {
return Base64.encodeBytes(genkey(password));
}
public static final byte[] getKey(String skey) {
return Base64.decode(skey);
}
public static final String getSkey(byte[] key) {
return Base64.encodeBytes(key, Base64.DONT_BREAK_LINES);
}
public static final byte[] encrypt(byte[] clear, byte[] key) throws Exception {
if (clear == null) return null;
if (key == null) throw new NullPointerException("key is required");
Cipher aes = Cipher.getInstance(CIPHER);
aes.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(key, AES));
return aes.doFinal(clear);
}
public static final String sencrypt(String sclear, byte[] key) throws Exception {
if (sclear == null) return null;
byte[] input = sclear.getBytes(UTF_8);
byte[] output = encrypt(input, key);
return Base64.encodeBytes(output, Base64.DONT_BREAK_LINES);
}
public static final String sencrypt(String sclear, String skey) throws Exception {
return sencrypt(sclear, getKey(skey));
}
public static final byte[] decrypt(byte[] crypted, byte[] key) throws Exception {
if (crypted == null) return null;
if (key == null) throw new NullPointerException("key is required");
Cipher aes = Cipher.getInstance(CIPHER);
aes.init(Cipher.DECRYPT_MODE, new SecretKeySpec(key, AES));
return aes.doFinal(crypted);
}
public static final String sdecrypt(String scrypted, byte[] key) throws Exception {
if (scrypted == null) return null;
byte[] input = Base64.decode(scrypted);
byte[] output = decrypt(input, key);
return new String(output, UTF_8);
}
public static final String sdecrypt(String scrypted, String skey) throws Exception {
return sdecrypt(scrypted, getKey(skey));
}
}
// ------------------------------------------------------------------------
private Password getPasswordAnySalt(String clear, String scheme, final String anySalt) {
return new Password(clear, scheme) {
@Override
protected String randomCryptSalt() {
String salt = Salt.getCryptSalt(anySalt);
if (salt == null) salt = super.randomCryptSalt();
return salt;
}
@Override
protected byte[] randomBinarySalt() {
byte[] salt = null;
if (isSshaScheme()) salt = Salt.getSshaSalt(anySalt);
else if (isSmd5Scheme()) salt = Salt.getSmd5Salt(anySalt);
if (salt == null) salt = super.randomBinarySalt();
return salt;
}
};
}
private Password getPasswordCryptSalt(String clear, String scheme, final String cryptSalt) {
return new Password(clear, scheme) {
@Override
protected String randomCryptSalt() {
String salt = cryptSalt;
if (salt == null) salt = super.randomCryptSalt();
return salt;
}
};
}
private Password getPasswordBinarySalt(String clear, String scheme, final byte[] binarySalt) {
return new Password(clear, scheme) {
@Override
protected byte[] randomBinarySalt() {
byte[] salt = binarySalt;
if (salt == null) salt = super.randomBinarySalt();
return salt;
}
};
}
private static final void die(String msg, Exception e) {
if (msg != null) System.err.println(msg);
if (e != null) e.printStackTrace(System.err);
System.err.flush();
System.exit(1);
}
// actions
private static enum EAction {
HASH_PASSWORD, GEN_AESKEY, SHOW_AESKEY, AES_ENCRYPT, AES_DECRYPT;
}
private static final void checkExisting(String aeskeyfile) {
if (aeskeyfile == null) die("Vous devez spécifier l'option -f", null);
if (!new File(aeskeyfile).exists()) die(aeskeyfile + ": Fichier introuvable", null);
}
private static final byte[] readAeskeyfile(String aeskeyfile) {
if (aeskeyfile == null) return null;
byte[] aeskey = null;
try {
FileInputStream fis = new FileInputStream(aeskeyfile);
try {
aeskey = new byte[16];
fis.read(aeskey);
} finally {
fis.close();
}
} catch (Exception e) {
die(null, e);
}
return aeskey;
}
private static final void writeAeskeyfile(String aeskeyfile, byte[] key) {
if (aeskeyfile == null) return;
try {
FileOutputStream fis = new FileOutputStream(aeskeyfile);
try {
fis.write(key);
} finally {
fis.close();
}
} catch (Exception e) {
die(null, e);
}
}
private void run(String[] args) {
if (args.length == 1 && strEquals(args[0], "--help")) {
println("USAGE:" //
+ "\n upassword -p [-f aeskeyfile] [clear [salts...]]"
+ "\n upassword -f aeskeyfile -G [password [salt]]"
+ "\n upassword -f aeskeyfile -s"
+ "\n upassword -f aeskeyfile -e clear"
+ "\n upassword -f aeskeyfile -d crypted"
+ "\n\nOPTIONS"
+ "\n -p, --hash-password"
+ "\n Crypter un mot de passe (option par défaut). Si le mot de passe en clair"
+ "\n et/ou le salt ne sont pas spécifiés, ils sont choisis au hasard. "
+ "\n -G, --aes-genkey"
+ "\n Générer une clé AES pour utilisation avec les options -s, -e, -d"
+ "\n -s, --aes-showkey"
+ "\n Afficher encodée en base64 la clé AES contenue dans le fichier spécifié"
+ "\n -e, --aes-encrypt"
+ "\n Crypter un mot de passe avec la clé AES spécifiée"
+ "\n -d, --aes-decrypt"
+ "\n Décrypter un mot de passe avec la clé AES spécifiée"
+ "\n -f, --aes-keyfile"
+ "\n Spécifier le fichier contenant la clé AES. Cette option est obligatoire"
+ "\n avec les options -G, -s, -e et -d");
System.exit(0);
}
EAction action = EAction.HASH_PASSWORD;
String aeskeyfile = null;
int i = 0, max = args.length;
while (i < args.length) {
String arg = args[i];
if (arg.equals("-p") || arg.equals("--hash-password")) {
action = EAction.HASH_PASSWORD;
i++;
} else if (arg.equals("-G") || arg.equals("--aes-genkey")) {
action = EAction.GEN_AESKEY;
i++;
} else if (arg.equals("-s") || arg.equals("--aes-showkey")) {
action = EAction.SHOW_AESKEY;
i++;
} else if (arg.equals("-e") || arg.equals("--aes-encrypt")) {
action = EAction.AES_ENCRYPT;
i++;
} else if (arg.equals("-d") || arg.equals("--aes-decrypt")) {
action = EAction.AES_DECRYPT;
i++;
} else if (arg.substring(0, 2).equals("-f") || arg.equals("--aes-keyfile")) {
int shift = 1;
if (arg.equals("-f") || arg.equals("--aes-keyfile")) {
if (args.length > i + 1) {
aeskeyfile = args[i + 1];
shift = 2;
}
} else {
aeskeyfile = arg.substring(2);
}
i += shift;
} else {
if (arg.equals("--")) i++;
String[] newargs = new String[args.length - i];
System.arraycopy(args, i, newargs, 0, newargs.length);
args = newargs;
break;
}
}
switch (action) {
case HASH_PASSWORD: {
byte[] aeskey = readAeskeyfile(aeskeyfile);
String clear = null;
if (args.length > 0) clear = args[0];
if (clear == null) {
PasswordGenerator pg = new PasswordGenerator();
clear = pg.generate();
}
if (args.length <= 1) {
// Pas de salt, afficher simplement les versions cryptées des mots
// de passe pour tous les schemes. Le salt est choisi au hasard pour
// chaque mot de passe. Il est donc différent à chaque fois.
Password p = getPasswordAnySalt(clear, null, null);
String lm = null;
String ntlm = null;
try {
lm = p.getLmHash();
ntlm = p.getNtlmHash();
} catch (Password.NotAvailableException e) {
}
String crypt = getPasswordAnySalt(clear, Password.CRYPT, null).getNormalized();
String sha = getPasswordAnySalt(clear, Password.SHA, null).getNormalized();
String ssha = getPasswordAnySalt(clear, Password.SSHA, null).getNormalized();
String md5 = getPasswordAnySalt(clear, Password.MD5, null).getNormalized();
String smd5 = getPasswordAnySalt(clear, Password.SMD5, null).getNormalized();
String aes = null;
if (aeskey != null) {
try {
aes = AESEnc.sencrypt(clear, aeskey);
} catch (Exception e) {
die("Impossible de crypter avec AES", e);
}
}
println("clear: " + clear);
println("lm: " + lm);
println("ntlm: " + ntlm);
println("crypt: " + crypt);
println("sha: " + sha);
println("ssha: " + ssha);
println("md5: " + md5);
println("smd5: " + smd5);
if (aes != null) println("aes: " + aes);
} else {
// Afficher uniquement les versions cryptées des mots de passe avec
// les schemes correspondant aux salts spécifiés, pour chacun des
// salts spécifiés.
println("clear: " + clear);
i = 1;
max = args.length;
while (i < max) {
String salt = args[i++];
if (Password.isNormalizedFormat(salt)) {
if (Password.isCryptScheme(salt)) {
String cryptSalt = Salt.getCryptSalt(salt);
String crypt = getPasswordCryptSalt(clear, Password.CRYPT, cryptSalt)
.getNormalized();
println("salt: " + cryptSalt);
println("crypt: " + crypt);
if (salt.equals(crypt)) println("match: true");
} else if (Password.isSshaScheme(salt)) {
byte[] sshaSalt = Salt.getSshaSalt(salt);
String ssha = getPasswordBinarySalt(clear, Password.SSHA, sshaSalt)
.getNormalized();
println("salt: " + toHex(sshaSalt));
println("ssha: " + ssha);
if (salt.equals(ssha)) println("match: true");
} else if (Password.isSmd5Scheme(salt)) {
byte[] smd5Salt = Salt.getSmd5Salt(salt);
String smd5 = getPasswordBinarySalt(clear, Password.SMD5, smd5Salt)
.getNormalized();
println("salt: " + toHex(smd5Salt));
println("smd5: " + smd5);
if (salt.equals(smd5)) println("match: true");
} else {
println("salt: " + salt + " !not supported");
}
} else if (isHex(salt)) {
byte[] binarySalt = fromHex(salt);
String ssha = getPasswordBinarySalt(clear, Password.SSHA, binarySalt)
.getNormalized();
String smd5 = getPasswordBinarySalt(clear, Password.SMD5, binarySalt)
.getNormalized();
println("salt: " + toHex(binarySalt));
println("ssha: " + ssha);
println("smd5: " + smd5);
if (salt.length() >= 2) {
String cryptSalt = Salt.getCryptSalt(salt);
String crypt = getPasswordCryptSalt(clear, Password.CRYPT, cryptSalt)
.getNormalized();
if (!salt.equals(cryptSalt)) println("salt: " + cryptSalt);
println("crypt: " + crypt);
if (salt.equals(crypt)) println("match: true");
}
if (salt.equals(ssha)) println("match: true");
if (salt.equals(smd5)) println("match: true");
} else {
String cryptSalt = Salt.getCryptSalt(salt);
String crypt = getPasswordCryptSalt(clear, Password.CRYPT, cryptSalt)
.getNormalized();
println("salt: " + cryptSalt);
println("crypt: " + crypt);
if (salt.equals(crypt)) println("match: true");
}
}
}
break;
}
case GEN_AESKEY: {
if (aeskeyfile == null) die("Vous devez spécifier l'option -f", null);
if (new File(aeskeyfile).exists()) {
die(aeskeyfile + ": Refus d'écraser un fichier existant", null);
}
byte[] key = null;
try {
String password = null;
if (args.length > 0) password = args[0];
byte[] salt = null;
if (args.length > 1) salt = args[1].getBytes(UTF_8);
if (password != null && salt != null) {
key = AESEnc.genkey();
} else {
key = AESEnc.genkey(password, salt, -1);
}
} catch (Exception e) {
die(null, e);
}
writeAeskeyfile(aeskeyfile, key);
println(AESEnc.getSkey(key));
break;
}
case SHOW_AESKEY: {
checkExisting(aeskeyfile);
byte[] key = readAeskeyfile(aeskeyfile);
println(AESEnc.getSkey(key));
break;
}
case AES_ENCRYPT: {
checkExisting(aeskeyfile);
byte[] key = readAeskeyfile(aeskeyfile);
String sclear = null;
if (args.length > 0) sclear = args[0];
if (sclear != null) {
try {
println(AESEnc.sencrypt(sclear, key));
} catch (Exception e) {
die(null, e);
}
}
break;
}
case AES_DECRYPT: {
checkExisting(aeskeyfile);
byte[] key = readAeskeyfile(aeskeyfile);
String scrypted = null;
if (args.length > 0) scrypted = args[0];
if (scrypted != null) {
try {
println(AESEnc.sdecrypt(scrypted, key));
} catch (Exception e) {
die(null, e);
}
}
break;
}
}
}
public static void main(String[] args) {
new upassword().run(args);
}
}
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