diff options
author | Shireesh Anjal <shireesh@gluster.com> | 2011-12-02 16:08:14 +0530 |
---|---|---|
committer | Shireesh Anjal <shireesh@gluster.com> | 2011-12-02 16:08:14 +0530 |
commit | 79a6ad180ed2fa7733ef00265a78db9881584db8 (patch) | |
tree | 7b56fb3d123719721debb8fcd321578c4ddb659c /src | |
parent | a42567e7715c69387bb7923077d6b404ee754594 (diff) |
Removed redundant sources.
Diffstat (limited to 'src')
2 files changed, 0 insertions, 843 deletions
diff --git a/src/org.gluster.storage.management.core/src/org/gluster/storage/management/core/utils/MD5.java b/src/org.gluster.storage.management.core/src/org/gluster/storage/management/core/utils/MD5.java deleted file mode 100644 index 08f38fb8..00000000 --- a/src/org.gluster.storage.management.core/src/org/gluster/storage/management/core/utils/MD5.java +++ /dev/null @@ -1,504 +0,0 @@ -/* - * MD5 in Java JDK Beta-2 - * written Santeri Paavolainen, Helsinki Finland 1996 - * (c) Santeri Paavolainen, Helsinki Finland 1996 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * - * - * See http://www.cs.hut.fi/~santtu/java/ for more information on this - * class. - * - * This is rather straight re-implementation of the reference implementation - * given in RFC1321 by RSA. - * - * Passes MD5 test suite as defined in RFC1321. - * - * - * This Java class has been derivedfrom the RSA Data Security, Inc. MD5 - * Message-Digest Algorithm and its reference implementation. - * - * - * $Log: MD5.java,v $ - * Revision 1.1 2004/07/12 13:35:20 aubryp - * initial commit - * - * Revision 1.3 2002/03/16 01:46:39 broccol - * Moved the MD5 classes into the md5 package to make 1.4 javac happy - * - * Revision 1.2 1999/11/04 21:38:00 broccol - * Got MD5Crypt calculating the same hash as the OpenBSD md5crypt.c routine. - * - * Revision 1.1 1999/08/05 22:07:03 broccol - * Added support for the MD5 classes. - * - * Revision 1.3 1996/04/15 07:28:09 santtu - * Added GPL statements, and RSA derivate statements. - * - * Revision 1.2 1996/03/04 08:05:48 santtu - * Added offsets to Update method - * - * Revision 1.1 1996/01/07 20:51:59 santtu - * Initial revision - * - */ -package org.gluster.storage.management.core.utils; - -/** - * Contains internal state of the MD5 class - * - * @author Santeri Paavolainen <sjpaavol@cc.helsinki.fi> - */ - -class MD5State { - /** - * 128-byte state - */ - int state[]; - - /** - * 64-bit character count (could be true Java long?) - */ - int count[]; - - /** - * 64-byte buffer (512 bits) for storing to-be-hashed characters - */ - byte buffer[]; - - public MD5State() { - buffer = new byte[64]; - count = new int[2]; - state = new int[4]; - - state[0] = 0x67452301; - state[1] = 0xefcdab89; - state[2] = 0x98badcfe; - state[3] = 0x10325476; - - count[0] = count[1] = 0; - } - - /** Create this State as a copy of another state */ - public MD5State(MD5State from) { - this (); - - int i; - - for (i = 0; i < buffer.length; i++) - this .buffer[i] = from.buffer[i]; - - for (i = 0; i < state.length; i++) - this .state[i] = from.state[i]; - - for (i = 0; i < count.length; i++) - this .count[i] = from.count[i]; - } -}; - -/** - * Implementation of RSA's MD5 hash generator - * - * @version $Revision: 1.1 $ - * @author Santeri Paavolainen <sjpaavol@cc.helsinki.fi> - */ - -public class MD5 { - /** - * MD5 state - */ - MD5State state; - - /** - * If Final() has been called, finals is set to the current finals - * state. Any Update() causes this to be set to null. - */ - MD5State finals; - - /** - * Padding for Final() - */ - static byte padding[] = { (byte) 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; - - /** - * Initialize MD5 internal state (object can be reused just by - * calling Init() after every Final() - */ - public synchronized void Init() { - state = new MD5State(); - finals = null; - } - - /** - * Class constructor - */ - public MD5() { - this .Init(); - } - - /** - * Initialize class, and update hash with ob.toString() - * - * @param ob Object, ob.toString() is used to update hash - * after initialization - */ - public MD5(Object ob) { - this (); - Update(ob.toString()); - } - - public String debugDump() { - return asHex(); - } - - private int rotate_left(int x, int n) { - return (x << n) | (x >>> (32 - n)); - } - - /* I wonder how many loops and hoops you'll have to go through to - get unsigned add for longs in java */ - - private int uadd(int a, int b) { - long aa, bb; - aa = ((long) a) & 0xffffffffL; - bb = ((long) b) & 0xffffffffL; - - aa += bb; - - return (int) (aa & 0xffffffffL); - } - - private int uadd(int a, int b, int c) { - return uadd(uadd(a, b), c); - } - - private int uadd(int a, int b, int c, int d) { - return uadd(uadd(a, b, c), d); - } - - private int FF(int a, int b, int c, int d, int x, int s, int ac) { - a = uadd(a, ((b & c) | (~b & d)), x, ac); - return uadd(rotate_left(a, s), b); - } - - private int GG(int a, int b, int c, int d, int x, int s, int ac) { - a = uadd(a, ((b & d) | (c & ~d)), x, ac); - return uadd(rotate_left(a, s), b); - } - - private int HH(int a, int b, int c, int d, int x, int s, int ac) { - a = uadd(a, (b ^ c ^ d), x, ac); - return uadd(rotate_left(a, s), b); - } - - private int II(int a, int b, int c, int d, int x, int s, int ac) { - a = uadd(a, (c ^ (b | ~d)), x, ac); - return uadd(rotate_left(a, s), b); - } - - private int[] Decode(byte buffer[], int len, int shift) { - int out[]; - int i, j; - - out = new int[16]; - - for (i = j = 0; j < len; i++, j += 4) { - out[i] = ((int) (buffer[j + shift] & 0xff)) - | (((int) (buffer[j + 1 + shift] & 0xff)) << 8) - | (((int) (buffer[j + 2 + shift] & 0xff)) << 16) - | (((int) (buffer[j + 3 + shift] & 0xff)) << 24); - } - - return out; - } - - private void Transform(MD5State state, byte buffer[], int shift) { - int a = state.state[0], b = state.state[1], c = state.state[2], d = state.state[3], x[]; - - x = Decode(buffer, 64, shift); - - /* Round 1 */ - a = FF(a, b, c, d, x[0], 7, 0xd76aa478); /* 1 */ - d = FF(d, a, b, c, x[1], 12, 0xe8c7b756); /* 2 */ - c = FF(c, d, a, b, x[2], 17, 0x242070db); /* 3 */ - b = FF(b, c, d, a, x[3], 22, 0xc1bdceee); /* 4 */ - a = FF(a, b, c, d, x[4], 7, 0xf57c0faf); /* 5 */ - d = FF(d, a, b, c, x[5], 12, 0x4787c62a); /* 6 */ - c = FF(c, d, a, b, x[6], 17, 0xa8304613); /* 7 */ - b = FF(b, c, d, a, x[7], 22, 0xfd469501); /* 8 */ - a = FF(a, b, c, d, x[8], 7, 0x698098d8); /* 9 */ - d = FF(d, a, b, c, x[9], 12, 0x8b44f7af); /* 10 */ - c = FF(c, d, a, b, x[10], 17, 0xffff5bb1); /* 11 */ - b = FF(b, c, d, a, x[11], 22, 0x895cd7be); /* 12 */ - a = FF(a, b, c, d, x[12], 7, 0x6b901122); /* 13 */ - d = FF(d, a, b, c, x[13], 12, 0xfd987193); /* 14 */ - c = FF(c, d, a, b, x[14], 17, 0xa679438e); /* 15 */ - b = FF(b, c, d, a, x[15], 22, 0x49b40821); /* 16 */ - - /* Round 2 */ - a = GG(a, b, c, d, x[1], 5, 0xf61e2562); /* 17 */ - d = GG(d, a, b, c, x[6], 9, 0xc040b340); /* 18 */ - c = GG(c, d, a, b, x[11], 14, 0x265e5a51); /* 19 */ - b = GG(b, c, d, a, x[0], 20, 0xe9b6c7aa); /* 20 */ - a = GG(a, b, c, d, x[5], 5, 0xd62f105d); /* 21 */ - d = GG(d, a, b, c, x[10], 9, 0x2441453); /* 22 */ - c = GG(c, d, a, b, x[15], 14, 0xd8a1e681); /* 23 */ - b = GG(b, c, d, a, x[4], 20, 0xe7d3fbc8); /* 24 */ - a = GG(a, b, c, d, x[9], 5, 0x21e1cde6); /* 25 */ - d = GG(d, a, b, c, x[14], 9, 0xc33707d6); /* 26 */ - c = GG(c, d, a, b, x[3], 14, 0xf4d50d87); /* 27 */ - b = GG(b, c, d, a, x[8], 20, 0x455a14ed); /* 28 */ - a = GG(a, b, c, d, x[13], 5, 0xa9e3e905); /* 29 */ - d = GG(d, a, b, c, x[2], 9, 0xfcefa3f8); /* 30 */ - c = GG(c, d, a, b, x[7], 14, 0x676f02d9); /* 31 */ - b = GG(b, c, d, a, x[12], 20, 0x8d2a4c8a); /* 32 */ - - /* Round 3 */ - a = HH(a, b, c, d, x[5], 4, 0xfffa3942); /* 33 */ - d = HH(d, a, b, c, x[8], 11, 0x8771f681); /* 34 */ - c = HH(c, d, a, b, x[11], 16, 0x6d9d6122); /* 35 */ - b = HH(b, c, d, a, x[14], 23, 0xfde5380c); /* 36 */ - a = HH(a, b, c, d, x[1], 4, 0xa4beea44); /* 37 */ - d = HH(d, a, b, c, x[4], 11, 0x4bdecfa9); /* 38 */ - c = HH(c, d, a, b, x[7], 16, 0xf6bb4b60); /* 39 */ - b = HH(b, c, d, a, x[10], 23, 0xbebfbc70); /* 40 */ - a = HH(a, b, c, d, x[13], 4, 0x289b7ec6); /* 41 */ - d = HH(d, a, b, c, x[0], 11, 0xeaa127fa); /* 42 */ - c = HH(c, d, a, b, x[3], 16, 0xd4ef3085); /* 43 */ - b = HH(b, c, d, a, x[6], 23, 0x4881d05); /* 44 */ - a = HH(a, b, c, d, x[9], 4, 0xd9d4d039); /* 45 */ - d = HH(d, a, b, c, x[12], 11, 0xe6db99e5); /* 46 */ - c = HH(c, d, a, b, x[15], 16, 0x1fa27cf8); /* 47 */ - b = HH(b, c, d, a, x[2], 23, 0xc4ac5665); /* 48 */ - - /* Round 4 */ - a = II(a, b, c, d, x[0], 6, 0xf4292244); /* 49 */ - d = II(d, a, b, c, x[7], 10, 0x432aff97); /* 50 */ - c = II(c, d, a, b, x[14], 15, 0xab9423a7); /* 51 */ - b = II(b, c, d, a, x[5], 21, 0xfc93a039); /* 52 */ - a = II(a, b, c, d, x[12], 6, 0x655b59c3); /* 53 */ - d = II(d, a, b, c, x[3], 10, 0x8f0ccc92); /* 54 */ - c = II(c, d, a, b, x[10], 15, 0xffeff47d); /* 55 */ - b = II(b, c, d, a, x[1], 21, 0x85845dd1); /* 56 */ - a = II(a, b, c, d, x[8], 6, 0x6fa87e4f); /* 57 */ - d = II(d, a, b, c, x[15], 10, 0xfe2ce6e0); /* 58 */ - c = II(c, d, a, b, x[6], 15, 0xa3014314); /* 59 */ - b = II(b, c, d, a, x[13], 21, 0x4e0811a1); /* 60 */ - a = II(a, b, c, d, x[4], 6, 0xf7537e82); /* 61 */ - d = II(d, a, b, c, x[11], 10, 0xbd3af235); /* 62 */ - c = II(c, d, a, b, x[2], 15, 0x2ad7d2bb); /* 63 */ - b = II(b, c, d, a, x[9], 21, 0xeb86d391); /* 64 */ - - state.state[0] += a; - state.state[1] += b; - state.state[2] += c; - state.state[3] += d; - } - - /** - * Updates hash with the bytebuffer given (using at maximum length bytes from - * that buffer) - * - * @param stat Which state is updated - * @param buffer Array of bytes to be hashed - * @param offset Offset to buffer array - * @param length Use at maximum `length' bytes (absolute - * maximum is buffer.length) - */ - public void Update(MD5State stat, byte buffer[], int offset, - int length) { - int index, partlen, i, start; - - finals = null; - - /* Length can be told to be shorter, but not inter */ - if ((length - offset) > buffer.length) - length = buffer.length - offset; - - /* compute number of bytes mod 64 */ - index = (int) (stat.count[0] >>> 3) & 0x3f; - - if ((stat.count[0] += (length << 3)) < (length << 3)) - stat.count[1]++; - - stat.count[1] += length >>> 29; - - partlen = 64 - index; - - if (length >= partlen) { - for (i = 0; i < partlen; i++) - stat.buffer[i + index] = buffer[i + offset]; - - Transform(stat, stat.buffer, 0); - - for (i = partlen; (i + 63) < length; i += 64) - Transform(stat, buffer, i); - - index = 0; - } else - i = 0; - - /* buffer remaining input */ - if (i < length) { - start = i; - for (; i < length; i++) - stat.buffer[index + i - start] = buffer[i + offset]; - } - } - - /* - * Update()s for other datatypes than byte[] also. Update(byte[], int) - * is only the main driver. - */ - - /** - * Plain update, updates this object - */ - - public void Update(byte buffer[], int offset, int length) { - Update(this .state, buffer, offset, length); - } - - public void Update(byte buffer[], int length) { - Update(this .state, buffer, 0, length); - } - - /** - * Updates hash with given array of bytes - * - * @param buffer Array of bytes to use for updating the hash - */ - public void Update(byte buffer[]) { - Update(buffer, 0, buffer.length); - } - - /** - * Updates hash with a single byte - * - * @param b Single byte to update the hash - */ - public void Update(byte b) { - byte buffer[] = new byte[1]; - buffer[0] = b; - - Update(buffer, 1); - } - - /** - * Update buffer with given string. - * - * @param s String to be update to hash (is used as - * s.getBytes()) - */ - public void Update(String s) { - byte chars[]; - - chars = s.getBytes(); - - Update(chars, chars.length); - } - - private byte[] Encode(int input[], int len) { - int i, j; - byte out[]; - - out = new byte[len]; - - for (i = j = 0; j < len; i++, j += 4) { - out[j] = (byte) (input[i] & 0xff); - out[j + 1] = (byte) ((input[i] >>> 8) & 0xff); - out[j + 2] = (byte) ((input[i] >>> 16) & 0xff); - out[j + 3] = (byte) ((input[i] >>> 24) & 0xff); - } - - return out; - } - - /** - * Returns array of bytes (16 bytes) representing hash as of the - * current state of this object. Note: getting a hash does not - * invalidate the hash object, it only creates a copy of the real - * state which is finalized. - * - * @return Array of 16 bytes, the hash of all updated bytes - */ - public synchronized byte[] Final() { - byte bits[]; - int index, padlen; - MD5State fin; - - if (finals == null) { - fin = new MD5State(state); - - bits = Encode(fin.count, 8); - - index = (int) ((fin.count[0] >>> 3) & 0x3f); - padlen = (index < 56) ? (56 - index) : (120 - index); - - Update(fin, padding, 0, padlen); - /**/ - Update(fin, bits, 0, 8); - - /* Update() sets finalds to null */ - finals = fin; - } - - return Encode(finals.state, 16); - } - - /** - * Turns array of bytes into string representing each byte as - * unsigned hex number. - * - * @param hash Array of bytes to convert to hex-string - * @return Generated hex string - */ - public static String asHex(byte hash[]) { - StringBuffer buf = new StringBuffer(hash.length * 2); - int i; - - for (i = 0; i < hash.length; i++) { - if (((int) hash[i] & 0xff) < 0x10) - buf.append("0"); - - buf.append(Long.toString((int) hash[i] & 0xff, 16)); - } - - return buf.toString(); - } - - /** - * Returns 32-character hex representation of this objects hash - * - * @return String of this object's hash - */ - public String asHex() { - return asHex(this .Final()); - } - - /** - * One-stop md5 string encrypting. - */ - - public static String md5crypt(String input) { - MD5 md5 = new MD5(); - md5.Init(); - md5.Update(input); - return md5.asHex(); - } -}
\ No newline at end of file diff --git a/src/org.gluster.storage.management.core/src/org/gluster/storage/management/core/utils/MD5Crypt.java b/src/org.gluster.storage.management.core/src/org/gluster/storage/management/core/utils/MD5Crypt.java deleted file mode 100644 index 3d101ab6..00000000 --- a/src/org.gluster.storage.management.core/src/org/gluster/storage/management/core/utils/MD5Crypt.java +++ /dev/null @@ -1,339 +0,0 @@ -/*------------------------------------------------------------------------------ - class - MD5Crypt - ------------------------------------------------------------------------------*/ - -package org.gluster.storage.management.core.utils; - - -/** - * <p>This class defines a method, - * {@link MD5Crypt#crypt(java.lang.String, java.lang.String) crypt()}, which - * takes a password and a salt string and generates an OpenBSD/FreeBSD/Linux-compatible - * md5-encoded password entry.</p> - * - * <p>Created: 3 November 1999</p> - * <p>Release: $Name: $</p> - * <p>Version: $Revision: 1.1 $</p> - * <p>Last Mod Date: $Date: 2004/07/12 13:35:20 $</p> - * <p>Java Code By: Jonathan Abbey, jonabbey@arlut.utexas.edu</p> - * <p>Original C Version:<pre> - * ---------------------------------------------------------------------------- - * "THE BEER-WARE LICENSE" (Revision 42): - * <phk@login.dknet.dk> wrote this file. As long as you retain this notice you - * can do whatever you want with this stuff. If we meet some day, and you think - * this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp - * ---------------------------------------------------------------------------- - * </pre></p> - * - * @author Jonathan Abbey <jonabbey at arlut.utexas.edu> - */ -public final class MD5Crypt { - - /** - * - * Command line test rig. - * - */ - - static public void main(String argv[]) { - if ((argv.length < 1) || (argv.length > 3)) { - System.err - .println("Usage: MD5Crypt [-apache] password salt"); - System.exit(1); - } - - if (argv.length == 3) { - System.err.println(MD5Crypt.apacheCrypt(argv[1], argv[2])); - } else if (argv.length == 2) { - System.err.println(MD5Crypt.crypt(argv[0], argv[1])); - } else { - System.err.println(MD5Crypt.crypt(argv[0])); - } - - System.exit(0); - } - - static private final String SALTCHARS = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890"; - - static private final String itoa64 = "./0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; - - static private final String to64(long v, int size) { - StringBuffer result = new StringBuffer(); - - while (--size >= 0) { - result.append(itoa64.charAt((int) (v & 0x3f))); - v >>>= 6; - } - - return result.toString(); - } - - static private final void clearbits(byte bits[]) { - for (int i = 0; i < bits.length; i++) { - bits[i] = 0; - } - } - - /** - * convert an encoded unsigned byte value into a int - * with the unsigned value. - */ - - static private final int bytes2u(byte inp) { - return (int) inp & 0xff; - } - - /** - * <p>This method actually generates a OpenBSD/FreeBSD/Linux PAM compatible - * md5-encoded password hash from a plaintext password and a - * salt.</p> - * - * <p>The resulting string will be in the form '$1$<salt>$<hashed mess></p> - * - * @param password Plaintext password - * - * @return An OpenBSD/FreeBSD/Linux-compatible md5-hashed password field. - */ - - static public final String crypt(String password) { - StringBuffer salt = new StringBuffer(); - java.util.Random randgen = new java.util.Random(); - - /* -- */ - - while (salt.length() < 8) { - int index = (int) (randgen.nextFloat() * SALTCHARS.length()); - salt.append(SALTCHARS.substring(index, index + 1)); - } - - return MD5Crypt.crypt(password, salt.toString()); - } - - /** - * <p>This method actually generates a OpenBSD/FreeBSD/Linux PAM compatible - * md5-encoded password hash from a plaintext password and a - * salt.</p> - * - * <p>The resulting string will be in the form '$1$<salt>$<hashed mess></p> - * - * @param password Plaintext password - * @param salt A short string to use to randomize md5. May start with $1$, which - * will be ignored. It is explicitly permitted to pass a pre-existing - * MD5Crypt'ed password entry as the salt. crypt() will strip the salt - * chars out properly. - * - * @return An OpenBSD/FreeBSD/Linux-compatible md5-hashed password field. - */ - - static public final String crypt(String password, String salt) { - return MD5Crypt.crypt(password, salt, "$1$"); - } - - /** - * <p>This method generates an Apache MD5 compatible - * md5-encoded password hash from a plaintext password and a - * salt.</p> - * - * <p>The resulting string will be in the form '$apr1$<salt>$<hashed mess></p> - * - * @param password Plaintext password - * - * @return An Apache-compatible md5-hashed password string. - */ - - static public final String apacheCrypt(String password) { - StringBuffer salt = new StringBuffer(); - java.util.Random randgen = new java.util.Random(); - - /* -- */ - - while (salt.length() < 8) { - int index = (int) (randgen.nextFloat() * SALTCHARS.length()); - salt.append(SALTCHARS.substring(index, index + 1)); - } - - return MD5Crypt.apacheCrypt(password, salt.toString()); - } - - /** - * <p>This method actually generates an Apache MD5 compatible - * md5-encoded password hash from a plaintext password and a - * salt.</p> - * - * <p>The resulting string will be in the form '$apr1$<salt>$<hashed mess></p> - * - * @param password Plaintext password - * @param salt A short string to use to randomize md5. May start with $apr1$, which - * will be ignored. It is explicitly permitted to pass a pre-existing - * MD5Crypt'ed password entry as the salt. crypt() will strip the salt - * chars out properly. - * - * @return An Apache-compatible md5-hashed password string. - */ - - static public final String apacheCrypt(String password, String salt) { - return MD5Crypt.crypt(password, salt, "$apr1$"); - } - - /** - * <p>This method actually generates md5-encoded password hash from - * a plaintext password, a salt, and a magic string.</p> - * - * <p>There are two magic strings that make sense to use here.. '$1$' is the - * magic string used by the FreeBSD/Linux/OpenBSD MD5Crypt algorithm, and - * '$apr1$' is the magic string used by the Apache MD5Crypt algorithm.</p> - * - * <p>The resulting string will be in the form '<magic><salt>$<hashed mess></p> - * - * @param password Plaintext password @param salt A short string to - * use to randomize md5. May start with the magic string, which - * will be ignored. It is explicitly permitted to pass a - * pre-existing MD5Crypt'ed password entry as the salt. crypt() - * will strip the salt chars out properly. - * - * @return An md5-hashed password string. - */ - - static public final String crypt(String password, String salt, - String magic) { - /* This string is magic for this algorithm. Having it this way, - * we can get get better later on */ - - byte finalState[]; - MD5 ctx, ctx1; - long l; - - /* -- */ - - /* Refine the Salt first */ - - /* If it starts with the magic string, then skip that */ - - if (salt.startsWith(magic)) { - salt = salt.substring(magic.length()); - } - - /* It stops at the first '$', max 8 chars */ - - if (salt.indexOf('$') != -1) { - salt = salt.substring(0, salt.indexOf('$')); - } - - if (salt.length() > 8) { - salt = salt.substring(0, 8); - } - - ctx = new MD5(); - - ctx.Update(password); // The password first, since that is what is most unknown - ctx.Update(magic); // Then our magic string - ctx.Update(salt); // Then the raw salt - - /* Then just as many characters of the MD5(pw,salt,pw) */ - - ctx1 = new MD5(); - ctx1.Update(password); - ctx1.Update(salt); - ctx1.Update(password); - finalState = ctx1.Final(); - - for (int pl = password.length(); pl > 0; pl -= 16) { - ctx.Update(finalState, pl > 16 ? 16 : pl); - } - - /* the original code claimed that finalState was being cleared - to keep dangerous bits out of memory, but doing this is also - required in order to get the right output. */ - - clearbits(finalState); - - /* Then something really weird... */ - - for (int i = password.length(); i != 0; i >>>= 1) { - if ((i & 1) != 0) { - ctx.Update(finalState, 1); - } else { - ctx.Update(password.getBytes(), 1); - } - } - - finalState = ctx.Final(); - - /* - * and now, just to make sure things don't run too fast - * On a 60 Mhz Pentium this takes 34 msec, so you would - * need 30 seconds to build a 1000 entry dictionary... - * - * (The above timings from the C version) - */ - - for (int i = 0; i < 1000; i++) { - ctx1 = new MD5(); - - if ((i & 1) != 0) { - ctx1.Update(password); - } else { - ctx1.Update(finalState, 16); - } - - if ((i % 3) != 0) { - ctx1.Update(salt); - } - - if ((i % 7) != 0) { - ctx1.Update(password); - } - - if ((i & 1) != 0) { - ctx1.Update(finalState, 16); - } else { - ctx1.Update(password); - } - - finalState = ctx1.Final(); - } - - /* Now make the output string */ - - StringBuffer result = new StringBuffer(); - - result.append(magic); - result.append(salt); - result.append("$"); - - l = (bytes2u(finalState[0]) << 16) - | (bytes2u(finalState[6]) << 8) - | bytes2u(finalState[12]); - result.append(to64(l, 4)); - - l = (bytes2u(finalState[1]) << 16) - | (bytes2u(finalState[7]) << 8) - | bytes2u(finalState[13]); - result.append(to64(l, 4)); - - l = (bytes2u(finalState[2]) << 16) - | (bytes2u(finalState[8]) << 8) - | bytes2u(finalState[14]); - result.append(to64(l, 4)); - - l = (bytes2u(finalState[3]) << 16) - | (bytes2u(finalState[9]) << 8) - | bytes2u(finalState[15]); - result.append(to64(l, 4)); - - l = (bytes2u(finalState[4]) << 16) - | (bytes2u(finalState[10]) << 8) - | bytes2u(finalState[5]); - result.append(to64(l, 4)); - - l = bytes2u(finalState[11]); - result.append(to64(l, 2)); - - /* Don't leave anything around in vm they could use. */ - clearbits(finalState); - - return result.toString(); - } -} - |