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PHP Script  |  2008-06-23  |  28KB  |  564 lines
  1. <?php
  2. /* vim: set expandtab sw=4 ts=4 sts=4: */
  3. /**
  4.  * The Cipher_blowfish:: class implements the Cipher interface enryption data
  5.  * using the Blowfish algorithm.
  6.  *
  7.  * $Horde: horde/lib/Cipher/blowfish.php,v 1.2.2.3 2003/01/03 13:23:22 jan Exp $
  8.  *
  9.  * Copyright 2002-2003 Mike Cochrane <mike@graftonhall.co.nz>
  10.  *
  11.  * See the enclosed file COPYING for license information (LGPL). If you
  12.  * did not receive this file, see http://www.fsf.org/copyleft/lgpl.html.
  13.  *
  14.  * @author  Mike Cochrane <mike@graftonhall.co.nz>
  15.  * @version $Id: blowfish.php 10142 2007-03-20 10:32:13Z cybot_tm $
  16.  * @since   Horde 2.2
  17.  * @package horde.cipher
  18.  */
  19.  
  20. // Change for phpMyAdmin by lem9:
  21. //class Horde_Cipher_blowfish extends Horde_Cipher {
  22. class Horde_Cipher_blowfish {
  23.  
  24.     /* Pi Array */
  25.     var $p = array(
  26.             0x243F6A88, 0x85A308D3, 0x13198A2E, 0x03707344,
  27.             0xA4093822, 0x299F31D0, 0x082EFA98, 0xEC4E6C89,
  28.             0x452821E6, 0x38D01377, 0xBE5466CF, 0x34E90C6C,
  29.             0xC0AC29B7, 0xC97C50DD, 0x3F84D5B5, 0xB5470917,
  30.             0x9216D5D9, 0x8979FB1B);
  31.  
  32.     /* S Boxes */
  33.     var $s1 = array(
  34.             0xD1310BA6, 0x98DFB5AC, 0x2FFD72DB, 0xD01ADFB7,
  35.             0xB8E1AFED, 0x6A267E96, 0xBA7C9045, 0xF12C7F99,
  36.             0x24A19947, 0xB3916CF7, 0x0801F2E2, 0x858EFC16,
  37.             0x636920D8, 0x71574E69, 0xA458FEA3, 0xF4933D7E,
  38.             0x0D95748F, 0x728EB658, 0x718BCD58, 0x82154AEE,
  39.             0x7B54A41D, 0xC25A59B5, 0x9C30D539, 0x2AF26013,
  40.             0xC5D1B023, 0x286085F0, 0xCA417918, 0xB8DB38EF,
  41.             0x8E79DCB0, 0x603A180E, 0x6C9E0E8B, 0xB01E8A3E,
  42.             0xD71577C1, 0xBD314B27, 0x78AF2FDA, 0x55605C60,
  43.             0xE65525F3, 0xAA55AB94, 0x57489862, 0x63E81440,
  44.             0x55CA396A, 0x2AAB10B6, 0xB4CC5C34, 0x1141E8CE,
  45.             0xA15486AF, 0x7C72E993, 0xB3EE1411, 0x636FBC2A,
  46.             0x2BA9C55D, 0x741831F6, 0xCE5C3E16, 0x9B87931E,
  47.             0xAFD6BA33, 0x6C24CF5C, 0x7A325381, 0x28958677,
  48.             0x3B8F4898, 0x6B4BB9AF, 0xC4BFE81B, 0x66282193,
  49.             0x61D809CC, 0xFB21A991, 0x487CAC60, 0x5DEC8032,
  50.             0xEF845D5D, 0xE98575B1, 0xDC262302, 0xEB651B88,
  51.             0x23893E81, 0xD396ACC5, 0x0F6D6FF3, 0x83F44239,
  52.             0x2E0B4482, 0xA4842004, 0x69C8F04A, 0x9E1F9B5E,
  53.             0x21C66842, 0xF6E96C9A, 0x670C9C61, 0xABD388F0,
  54.             0x6A51A0D2, 0xD8542F68, 0x960FA728, 0xAB5133A3,
  55.             0x6EEF0B6C, 0x137A3BE4, 0xBA3BF050, 0x7EFB2A98,
  56.             0xA1F1651D, 0x39AF0176, 0x66CA593E, 0x82430E88,
  57.             0x8CEE8619, 0x456F9FB4, 0x7D84A5C3, 0x3B8B5EBE,
  58.             0xE06F75D8, 0x85C12073, 0x401A449F, 0x56C16AA6,
  59.             0x4ED3AA62, 0x363F7706, 0x1BFEDF72, 0x429B023D,
  60.             0x37D0D724, 0xD00A1248, 0xDB0FEAD3, 0x49F1C09B,
  61.             0x075372C9, 0x80991B7B, 0x25D479D8, 0xF6E8DEF7,
  62.             0xE3FE501A, 0xB6794C3B, 0x976CE0BD, 0x04C006BA,
  63.             0xC1A94FB6, 0x409F60C4, 0x5E5C9EC2, 0x196A2463,
  64.             0x68FB6FAF, 0x3E6C53B5, 0x1339B2EB, 0x3B52EC6F,
  65.             0x6DFC511F, 0x9B30952C, 0xCC814544, 0xAF5EBD09,
  66.             0xBEE3D004, 0xDE334AFD, 0x660F2807, 0x192E4BB3,
  67.             0xC0CBA857, 0x45C8740F, 0xD20B5F39, 0xB9D3FBDB,
  68.             0x5579C0BD, 0x1A60320A, 0xD6A100C6, 0x402C7279,
  69.             0x679F25FE, 0xFB1FA3CC, 0x8EA5E9F8, 0xDB3222F8,
  70.             0x3C7516DF, 0xFD616B15, 0x2F501EC8, 0xAD0552AB,
  71.             0x323DB5FA, 0xFD238760, 0x53317B48, 0x3E00DF82,
  72.             0x9E5C57BB, 0xCA6F8CA0, 0x1A87562E, 0xDF1769DB,
  73.             0xD542A8F6, 0x287EFFC3, 0xAC6732C6, 0x8C4F5573,
  74.             0x695B27B0, 0xBBCA58C8, 0xE1FFA35D, 0xB8F011A0,
  75.             0x10FA3D98, 0xFD2183B8, 0x4AFCB56C, 0x2DD1D35B,
  76.             0x9A53E479, 0xB6F84565, 0xD28E49BC, 0x4BFB9790,
  77.             0xE1DDF2DA, 0xA4CB7E33, 0x62FB1341, 0xCEE4C6E8,
  78.             0xEF20CADA, 0x36774C01, 0xD07E9EFE, 0x2BF11FB4,
  79.             0x95DBDA4D, 0xAE909198, 0xEAAD8E71, 0x6B93D5A0,
  80.             0xD08ED1D0, 0xAFC725E0, 0x8E3C5B2F, 0x8E7594B7,
  81.             0x8FF6E2FB, 0xF2122B64, 0x8888B812, 0x900DF01C,
  82.             0x4FAD5EA0, 0x688FC31C, 0xD1CFF191, 0xB3A8C1AD,
  83.             0x2F2F2218, 0xBE0E1777, 0xEA752DFE, 0x8B021FA1,
  84.             0xE5A0CC0F, 0xB56F74E8, 0x18ACF3D6, 0xCE89E299,
  85.             0xB4A84FE0, 0xFD13E0B7, 0x7CC43B81, 0xD2ADA8D9,
  86.             0x165FA266, 0x80957705, 0x93CC7314, 0x211A1477,
  87.             0xE6AD2065, 0x77B5FA86, 0xC75442F5, 0xFB9D35CF,
  88.             0xEBCDAF0C, 0x7B3E89A0, 0xD6411BD3, 0xAE1E7E49,
  89.             0x00250E2D, 0x2071B35E, 0x226800BB, 0x57B8E0AF,
  90.             0x2464369B, 0xF009B91E, 0x5563911D, 0x59DFA6AA,
  91.             0x78C14389, 0xD95A537F, 0x207D5BA2, 0x02E5B9C5,
  92.             0x83260376, 0x6295CFA9, 0x11C81968, 0x4E734A41,
  93.             0xB3472DCA, 0x7B14A94A, 0x1B510052, 0x9A532915,
  94.             0xD60F573F, 0xBC9BC6E4, 0x2B60A476, 0x81E67400,
  95.             0x08BA6FB5, 0x571BE91F, 0xF296EC6B, 0x2A0DD915,
  96.             0xB6636521, 0xE7B9F9B6, 0xFF34052E, 0xC5855664,
  97.             0x53B02D5D, 0xA99F8FA1, 0x08BA4799, 0x6E85076A);
  98.     var $s2 = array(
  99.             0x4B7A70E9, 0xB5B32944, 0xDB75092E, 0xC4192623,
  100.             0xAD6EA6B0, 0x49A7DF7D, 0x9CEE60B8, 0x8FEDB266,
  101.             0xECAA8C71, 0x699A17FF, 0x5664526C, 0xC2B19EE1,
  102.             0x193602A5, 0x75094C29, 0xA0591340, 0xE4183A3E,
  103.             0x3F54989A, 0x5B429D65, 0x6B8FE4D6, 0x99F73FD6,
  104.             0xA1D29C07, 0xEFE830F5, 0x4D2D38E6, 0xF0255DC1,
  105.             0x4CDD2086, 0x8470EB26, 0x6382E9C6, 0x021ECC5E,
  106.             0x09686B3F, 0x3EBAEFC9, 0x3C971814, 0x6B6A70A1,
  107.             0x687F3584, 0x52A0E286, 0xB79C5305, 0xAA500737,
  108.             0x3E07841C, 0x7FDEAE5C, 0x8E7D44EC, 0x5716F2B8,
  109.             0xB03ADA37, 0xF0500C0D, 0xF01C1F04, 0x0200B3FF,
  110.             0xAE0CF51A, 0x3CB574B2, 0x25837A58, 0xDC0921BD,
  111.             0xD19113F9, 0x7CA92FF6, 0x94324773, 0x22F54701,
  112.             0x3AE5E581, 0x37C2DADC, 0xC8B57634, 0x9AF3DDA7,
  113.             0xA9446146, 0x0FD0030E, 0xECC8C73E, 0xA4751E41,
  114.             0xE238CD99, 0x3BEA0E2F, 0x3280BBA1, 0x183EB331,
  115.             0x4E548B38, 0x4F6DB908, 0x6F420D03, 0xF60A04BF,
  116.             0x2CB81290, 0x24977C79, 0x5679B072, 0xBCAF89AF,
  117.             0xDE9A771F, 0xD9930810, 0xB38BAE12, 0xDCCF3F2E,
  118.             0x5512721F, 0x2E6B7124, 0x501ADDE6, 0x9F84CD87,
  119.             0x7A584718, 0x7408DA17, 0xBC9F9ABC, 0xE94B7D8C,
  120.             0xEC7AEC3A, 0xDB851DFA, 0x63094366, 0xC464C3D2,
  121.             0xEF1C1847, 0x3215D908, 0xDD433B37, 0x24C2BA16,
  122.             0x12A14D43, 0x2A65C451, 0x50940002, 0x133AE4DD,
  123.             0x71DFF89E, 0x10314E55, 0x81AC77D6, 0x5F11199B,
  124.             0x043556F1, 0xD7A3C76B, 0x3C11183B, 0x5924A509,
  125.             0xF28FE6ED, 0x97F1FBFA, 0x9EBABF2C, 0x1E153C6E,
  126.             0x86E34570, 0xEAE96FB1, 0x860E5E0A, 0x5A3E2AB3,
  127.             0x771FE71C, 0x4E3D06FA, 0x2965DCB9, 0x99E71D0F,
  128.             0x803E89D6, 0x5266C825, 0x2E4CC978, 0x9C10B36A,
  129.             0xC6150EBA, 0x94E2EA78, 0xA5FC3C53, 0x1E0A2DF4,
  130.             0xF2F74EA7, 0x361D2B3D, 0x1939260F, 0x19C27960,
  131.             0x5223A708, 0xF71312B6, 0xEBADFE6E, 0xEAC31F66,
  132.             0xE3BC4595, 0xA67BC883, 0xB17F37D1, 0x018CFF28,
  133.             0xC332DDEF, 0xBE6C5AA5, 0x65582185, 0x68AB9802,
  134.             0xEECEA50F, 0xDB2F953B, 0x2AEF7DAD, 0x5B6E2F84,
  135.             0x1521B628, 0x29076170, 0xECDD4775, 0x619F1510,
  136.             0x13CCA830, 0xEB61BD96, 0x0334FE1E, 0xAA0363CF,
  137.             0xB5735C90, 0x4C70A239, 0xD59E9E0B, 0xCBAADE14,
  138.             0xEECC86BC, 0x60622CA7, 0x9CAB5CAB, 0xB2F3846E,
  139.             0x648B1EAF, 0x19BDF0CA, 0xA02369B9, 0x655ABB50,
  140.             0x40685A32, 0x3C2AB4B3, 0x319EE9D5, 0xC021B8F7,
  141.             0x9B540B19, 0x875FA099, 0x95F7997E, 0x623D7DA8,
  142.             0xF837889A, 0x97E32D77, 0x11ED935F, 0x16681281,
  143.             0x0E358829, 0xC7E61FD6, 0x96DEDFA1, 0x7858BA99,
  144.             0x57F584A5, 0x1B227263, 0x9B83C3FF, 0x1AC24696,
  145.             0xCDB30AEB, 0x532E3054, 0x8FD948E4, 0x6DBC3128,
  146.             0x58EBF2EF, 0x34C6FFEA, 0xFE28ED61, 0xEE7C3C73,
  147.             0x5D4A14D9, 0xE864B7E3, 0x42105D14, 0x203E13E0,
  148.             0x45EEE2B6, 0xA3AAABEA, 0xDB6C4F15, 0xFACB4FD0,
  149.             0xC742F442, 0xEF6ABBB5, 0x654F3B1D, 0x41CD2105,
  150.             0xD81E799E, 0x86854DC7, 0xE44B476A, 0x3D816250,
  151.             0xCF62A1F2, 0x5B8D2646, 0xFC8883A0, 0xC1C7B6A3,
  152.             0x7F1524C3, 0x69CB7492, 0x47848A0B, 0x5692B285,
  153.             0x095BBF00, 0xAD19489D, 0x1462B174, 0x23820E00,
  154.             0x58428D2A, 0x0C55F5EA, 0x1DADF43E, 0x233F7061,
  155.             0x3372F092, 0x8D937E41, 0xD65FECF1, 0x6C223BDB,
  156.             0x7CDE3759, 0xCBEE7460, 0x4085F2A7, 0xCE77326E,
  157.             0xA6078084, 0x19F8509E, 0xE8EFD855, 0x61D99735,
  158.             0xA969A7AA, 0xC50C06C2, 0x5A04ABFC, 0x800BCADC,
  159.             0x9E447A2E, 0xC3453484, 0xFDD56705, 0x0E1E9EC9,
  160.             0xDB73DBD3, 0x105588CD, 0x675FDA79, 0xE3674340,
  161.             0xC5C43465, 0x713E38D8, 0x3D28F89E, 0xF16DFF20,
  162.             0x153E21E7, 0x8FB03D4A, 0xE6E39F2B, 0xDB83ADF7);
  163.     var $s3 = array(
  164.             0xE93D5A68, 0x948140F7, 0xF64C261C, 0x94692934,
  165.             0x411520F7, 0x7602D4F7, 0xBCF46B2E, 0xD4A20068,
  166.             0xD4082471, 0x3320F46A, 0x43B7D4B7, 0x500061AF,
  167.             0x1E39F62E, 0x97244546, 0x14214F74, 0xBF8B8840,
  168.             0x4D95FC1D, 0x96B591AF, 0x70F4DDD3, 0x66A02F45,
  169.             0xBFBC09EC, 0x03BD9785, 0x7FAC6DD0, 0x31CB8504,
  170.             0x96EB27B3, 0x55FD3941, 0xDA2547E6, 0xABCA0A9A,
  171.             0x28507825, 0x530429F4, 0x0A2C86DA, 0xE9B66DFB,
  172.             0x68DC1462, 0xD7486900, 0x680EC0A4, 0x27A18DEE,
  173.             0x4F3FFEA2, 0xE887AD8C, 0xB58CE006, 0x7AF4D6B6,
  174.             0xAACE1E7C, 0xD3375FEC, 0xCE78A399, 0x406B2A42,
  175.             0x20FE9E35, 0xD9F385B9, 0xEE39D7AB, 0x3B124E8B,
  176.             0x1DC9FAF7, 0x4B6D1856, 0x26A36631, 0xEAE397B2,
  177.             0x3A6EFA74, 0xDD5B4332, 0x6841E7F7, 0xCA7820FB,
  178.             0xFB0AF54E, 0xD8FEB397, 0x454056AC, 0xBA489527,
  179.             0x55533A3A, 0x20838D87, 0xFE6BA9B7, 0xD096954B,
  180.             0x55A867BC, 0xA1159A58, 0xCCA92963, 0x99E1DB33,
  181.             0xA62A4A56, 0x3F3125F9, 0x5EF47E1C, 0x9029317C,
  182.             0xFDF8E802, 0x04272F70, 0x80BB155C, 0x05282CE3,
  183.             0x95C11548, 0xE4C66D22, 0x48C1133F, 0xC70F86DC,
  184.             0x07F9C9EE, 0x41041F0F, 0x404779A4, 0x5D886E17,
  185.             0x325F51EB, 0xD59BC0D1, 0xF2BCC18F, 0x41113564,
  186.             0x257B7834, 0x602A9C60, 0xDFF8E8A3, 0x1F636C1B,
  187.             0x0E12B4C2, 0x02E1329E, 0xAF664FD1, 0xCAD18115,
  188.             0x6B2395E0, 0x333E92E1, 0x3B240B62, 0xEEBEB922,
  189.             0x85B2A20E, 0xE6BA0D99, 0xDE720C8C, 0x2DA2F728,
  190.             0xD0127845, 0x95B794FD, 0x647D0862, 0xE7CCF5F0,
  191.             0x5449A36F, 0x877D48FA, 0xC39DFD27, 0xF33E8D1E,
  192.             0x0A476341, 0x992EFF74, 0x3A6F6EAB, 0xF4F8FD37,
  193.             0xA812DC60, 0xA1EBDDF8, 0x991BE14C, 0xDB6E6B0D,
  194.             0xC67B5510, 0x6D672C37, 0x2765D43B, 0xDCD0E804,
  195.             0xF1290DC7, 0xCC00FFA3, 0xB5390F92, 0x690FED0B,
  196.             0x667B9FFB, 0xCEDB7D9C, 0xA091CF0B, 0xD9155EA3,
  197.             0xBB132F88, 0x515BAD24, 0x7B9479BF, 0x763BD6EB,
  198.             0x37392EB3, 0xCC115979, 0x8026E297, 0xF42E312D,
  199.             0x6842ADA7, 0xC66A2B3B, 0x12754CCC, 0x782EF11C,
  200.             0x6A124237, 0xB79251E7, 0x06A1BBE6, 0x4BFB6350,
  201.             0x1A6B1018, 0x11CAEDFA, 0x3D25BDD8, 0xE2E1C3C9,
  202.             0x44421659, 0x0A121386, 0xD90CEC6E, 0xD5ABEA2A,
  203.             0x64AF674E, 0xDA86A85F, 0xBEBFE988, 0x64E4C3FE,
  204.             0x9DBC8057, 0xF0F7C086, 0x60787BF8, 0x6003604D,
  205.             0xD1FD8346, 0xF6381FB0, 0x7745AE04, 0xD736FCCC,
  206.             0x83426B33, 0xF01EAB71, 0xB0804187, 0x3C005E5F,
  207.             0x77A057BE, 0xBDE8AE24, 0x55464299, 0xBF582E61,
  208.             0x4E58F48F, 0xF2DDFDA2, 0xF474EF38, 0x8789BDC2,
  209.             0x5366F9C3, 0xC8B38E74, 0xB475F255, 0x46FCD9B9,
  210.             0x7AEB2661, 0x8B1DDF84, 0x846A0E79, 0x915F95E2,
  211.             0x466E598E, 0x20B45770, 0x8CD55591, 0xC902DE4C,
  212.             0xB90BACE1, 0xBB8205D0, 0x11A86248, 0x7574A99E,
  213.             0xB77F19B6, 0xE0A9DC09, 0x662D09A1, 0xC4324633,
  214.             0xE85A1F02, 0x09F0BE8C, 0x4A99A025, 0x1D6EFE10,
  215.             0x1AB93D1D, 0x0BA5A4DF, 0xA186F20F, 0x2868F169,
  216.             0xDCB7DA83, 0x573906FE, 0xA1E2CE9B, 0x4FCD7F52,
  217.             0x50115E01, 0xA70683FA, 0xA002B5C4, 0x0DE6D027,
  218.             0x9AF88C27, 0x773F8641, 0xC3604C06, 0x61A806B5,
  219.             0xF0177A28, 0xC0F586E0, 0x006058AA, 0x30DC7D62,
  220.             0x11E69ED7, 0x2338EA63, 0x53C2DD94, 0xC2C21634,
  221.             0xBBCBEE56, 0x90BCB6DE, 0xEBFC7DA1, 0xCE591D76,
  222.             0x6F05E409, 0x4B7C0188, 0x39720A3D, 0x7C927C24,
  223.             0x86E3725F, 0x724D9DB9, 0x1AC15BB4, 0xD39EB8FC,
  224.             0xED545578, 0x08FCA5B5, 0xD83D7CD3, 0x4DAD0FC4,
  225.             0x1E50EF5E, 0xB161E6F8, 0xA28514D9, 0x6C51133C,
  226.             0x6FD5C7E7, 0x56E14EC4, 0x362ABFCE, 0xDDC6C837,
  227.             0xD79A3234, 0x92638212, 0x670EFA8E, 0x406000E0);
  228.     var $s4 = array(
  229.             0x3A39CE37, 0xD3FAF5CF, 0xABC27737, 0x5AC52D1B,
  230.             0x5CB0679E, 0x4FA33742, 0xD3822740, 0x99BC9BBE,
  231.             0xD5118E9D, 0xBF0F7315, 0xD62D1C7E, 0xC700C47B,
  232.             0xB78C1B6B, 0x21A19045, 0xB26EB1BE, 0x6A366EB4,
  233.             0x5748AB2F, 0xBC946E79, 0xC6A376D2, 0x6549C2C8,
  234.             0x530FF8EE, 0x468DDE7D, 0xD5730A1D, 0x4CD04DC6,
  235.             0x2939BBDB, 0xA9BA4650, 0xAC9526E8, 0xBE5EE304,
  236.             0xA1FAD5F0, 0x6A2D519A, 0x63EF8CE2, 0x9A86EE22,
  237.             0xC089C2B8, 0x43242EF6, 0xA51E03AA, 0x9CF2D0A4,
  238.             0x83C061BA, 0x9BE96A4D, 0x8FE51550, 0xBA645BD6,
  239.             0x2826A2F9, 0xA73A3AE1, 0x4BA99586, 0xEF5562E9,
  240.             0xC72FEFD3, 0xF752F7DA, 0x3F046F69, 0x77FA0A59,
  241.             0x80E4A915, 0x87B08601, 0x9B09E6AD, 0x3B3EE593,
  242.             0xE990FD5A, 0x9E34D797, 0x2CF0B7D9, 0x022B8B51,
  243.             0x96D5AC3A, 0x017DA67D, 0xD1CF3ED6, 0x7C7D2D28,
  244.             0x1F9F25CF, 0xADF2B89B, 0x5AD6B472, 0x5A88F54C,
  245.             0xE029AC71, 0xE019A5E6, 0x47B0ACFD, 0xED93FA9B,
  246.             0xE8D3C48D, 0x283B57CC, 0xF8D56629, 0x79132E28,
  247.             0x785F0191, 0xED756055, 0xF7960E44, 0xE3D35E8C,
  248.             0x15056DD4, 0x88F46DBA, 0x03A16125, 0x0564F0BD,
  249.             0xC3EB9E15, 0x3C9057A2, 0x97271AEC, 0xA93A072A,
  250.             0x1B3F6D9B, 0x1E6321F5, 0xF59C66FB, 0x26DCF319,
  251.             0x7533D928, 0xB155FDF5, 0x03563482, 0x8ABA3CBB,
  252.             0x28517711, 0xC20AD9F8, 0xABCC5167, 0xCCAD925F,
  253.             0x4DE81751, 0x3830DC8E, 0x379D5862, 0x9320F991,
  254.             0xEA7A90C2, 0xFB3E7BCE, 0x5121CE64, 0x774FBE32,
  255.             0xA8B6E37E, 0xC3293D46, 0x48DE5369, 0x6413E680,
  256.             0xA2AE0810, 0xDD6DB224, 0x69852DFD, 0x09072166,
  257.             0xB39A460A, 0x6445C0DD, 0x586CDECF, 0x1C20C8AE,
  258.             0x5BBEF7DD, 0x1B588D40, 0xCCD2017F, 0x6BB4E3BB,
  259.             0xDDA26A7E, 0x3A59FF45, 0x3E350A44, 0xBCB4CDD5,
  260.             0x72EACEA8, 0xFA6484BB, 0x8D6612AE, 0xBF3C6F47,
  261.             0xD29BE463, 0x542F5D9E, 0xAEC2771B, 0xF64E6370,
  262.             0x740E0D8D, 0xE75B1357, 0xF8721671, 0xAF537D5D,
  263.             0x4040CB08, 0x4EB4E2CC, 0x34D2466A, 0x0115AF84,
  264.             0xE1B00428, 0x95983A1D, 0x06B89FB4, 0xCE6EA048,
  265.             0x6F3F3B82, 0x3520AB82, 0x011A1D4B, 0x277227F8,
  266.             0x611560B1, 0xE7933FDC, 0xBB3A792B, 0x344525BD,
  267.             0xA08839E1, 0x51CE794B, 0x2F32C9B7, 0xA01FBAC9,
  268.             0xE01CC87E, 0xBCC7D1F6, 0xCF0111C3, 0xA1E8AAC7,
  269.             0x1A908749, 0xD44FBD9A, 0xD0DADECB, 0xD50ADA38,
  270.             0x0339C32A, 0xC6913667, 0x8DF9317C, 0xE0B12B4F,
  271.             0xF79E59B7, 0x43F5BB3A, 0xF2D519FF, 0x27D9459C,
  272.             0xBF97222C, 0x15E6FC2A, 0x0F91FC71, 0x9B941525,
  273.             0xFAE59361, 0xCEB69CEB, 0xC2A86459, 0x12BAA8D1,
  274.             0xB6C1075E, 0xE3056A0C, 0x10D25065, 0xCB03A442,
  275.             0xE0EC6E0E, 0x1698DB3B, 0x4C98A0BE, 0x3278E964,
  276.             0x9F1F9532, 0xE0D392DF, 0xD3A0342B, 0x8971F21E,
  277.             0x1B0A7441, 0x4BA3348C, 0xC5BE7120, 0xC37632D8,
  278.             0xDF359F8D, 0x9B992F2E, 0xE60B6F47, 0x0FE3F11D,
  279.             0xE54CDA54, 0x1EDAD891, 0xCE6279CF, 0xCD3E7E6F,
  280.             0x1618B166, 0xFD2C1D05, 0x848FD2C5, 0xF6FB2299,
  281.             0xF523F357, 0xA6327623, 0x93A83531, 0x56CCCD02,
  282.             0xACF08162, 0x5A75EBB5, 0x6E163697, 0x88D273CC,
  283.             0xDE966292, 0x81B949D0, 0x4C50901B, 0x71C65614,
  284.             0xE6C6C7BD, 0x327A140A, 0x45E1D006, 0xC3F27B9A,
  285.             0xC9AA53FD, 0x62A80F00, 0xBB25BFE2, 0x35BDD2F6,
  286.             0x71126905, 0xB2040222, 0xB6CBCF7C, 0xCD769C2B,
  287.             0x53113EC0, 0x1640E3D3, 0x38ABBD60, 0x2547ADF0,
  288.             0xBA38209C, 0xF746CE76, 0x77AFA1C5, 0x20756060,
  289.             0x85CBFE4E, 0x8AE88DD8, 0x7AAAF9B0, 0x4CF9AA7E,
  290.             0x1948C25C, 0x02FB8A8C, 0x01C36AE4, 0xD6EBE1F9,
  291.             0x90D4F869, 0xA65CDEA0, 0x3F09252D, 0xC208E69F,
  292.             0xB74E6132, 0xCE77E25B, 0x578FDFE3, 0x3AC372E6);
  293.  
  294.     /* The number of rounds to do */
  295.     var $_rounds = 16;
  296.  
  297.     /* Constructor */
  298.     function Cipher_blowfish($params = null)
  299.     {
  300.     }
  301.  
  302.     /**
  303.      * Set the key to be used for en/decryption
  304.      *
  305.      * @param String $key   The key to use
  306.      */
  307.     function setKey($key)
  308.     {
  309.         $key = $this->_formatKey($key);
  310.         $keyPos = $keyXor = 0;
  311.  
  312.         $iMax = count($this->p);
  313.         $keyLen = count($key);
  314.         for ($i = 0; $i < $iMax; $i++) {
  315.             for ($t = 0; $t < 4; $t++) {
  316.                 $keyXor = ($keyXor << 8) | (($key[$keyPos]) & 0x0ff);
  317.                 if (++$keyPos == $keyLen) {
  318.                     $keyPos = 0;
  319.                 }
  320.             }
  321.             $this->p[$i] = $this->p[$i] ^ $keyXor;
  322.         }
  323.  
  324.         $encZero = array('L' => 0, 'R' => 0);
  325.         for ($i = 0; $i + 1 < $iMax; $i += 2) {
  326.           $encZero = $this->_encryptBlock($encZero['L'], $encZero['R']);
  327.           $this->p[$i] = $encZero['L'];
  328.           $this->p[$i + 1] = $encZero['R'];
  329.         }
  330.  
  331.         $iMax = count($this->s1);
  332.         for ($i = 0; $i < $iMax; $i += 2) {
  333.           $encZero = $this->_encryptBlock($encZero['L'], $encZero['R']);
  334.           $this->s1[$i] = $encZero['L'];
  335.           $this->s1[$i + 1] = $encZero['R'];
  336.         }
  337.  
  338.         $iMax = count($this->s2);
  339.         for ($i = 0; $i < $iMax; $i += 2) {
  340.           $encZero = $this->_encryptBlock($encZero['L'], $encZero['R']);
  341.           $this->s2[$i] = $encZero['L'];
  342.           $this->s2[$i + 1] = $encZero['R'];
  343.         }
  344.  
  345.         $iMax = count($this->s3);
  346.         for ($i = 0; $i < $iMax; $i += 2) {
  347.           $encZero = $this->_encryptBlock($encZero['L'], $encZero['R']);
  348.           $this->s3[$i] = $encZero['L'];
  349.           $this->s3[$i + 1] = $encZero['R'];
  350.         }
  351.  
  352.         $iMax = count($this->s4);
  353.         for ($i = 0; $i < $iMax; $i += 2) {
  354.           $encZero = $this->_encryptBlock($encZero['L'], $encZero['R']);
  355.           $this->s4[$i] = $encZero['L'];
  356.           $this->s4[$i + 1] = $encZero['R'];
  357.         }
  358.  
  359.     }
  360.  
  361.     /**
  362.      * Return the size of the blocks that this cipher needs
  363.      *
  364.      * @return Integer  The number of characters per block
  365.      */
  366.     function getBlockSize()
  367.     {
  368.         return 8;
  369.     }
  370.  
  371.     /**
  372.      * Encrypt a block on data.
  373.      *
  374.      * @param String $block         The data to encrypt
  375.      * @param optional String $key  The key to use
  376.      *
  377.      * @return String the encrypted output
  378.      */
  379.     function encryptBlock($block, $key = null)
  380.     {
  381.         if (!is_null($key)) {
  382.             $this->setKey($key);
  383.         }
  384.  
  385.         list($L, $R) = array_values(unpack('N*', $block));
  386.         $parts = $this->_encryptBlock($L, $R);
  387.         return pack("NN", $parts['L'], $parts['R']);
  388.     }
  389.  
  390.     /**
  391.      * Encrypt a block on data.
  392.      *
  393.      * @param String $L  The data to encrypt.
  394.      * @param String $R  The data to encrypt.
  395.      *
  396.      * @return String  The encrypted output.
  397.      */
  398.     function _encryptBlock($L, $R)
  399.     {
  400.         $L ^= $this->p[0];
  401.         $R ^= ((($this->s1[($L >> 24) & 0xFF] + $this->s2[($L >> 16) & 0x0ff]) ^ $this->s3[($L >> 8) & 0x0ff]) + $this->s4[$L & 0x0ff]) ^ $this->p[1];
  402.         $L ^= ((($this->s1[($R >> 24) & 0xFF] + $this->s2[($R >> 16) & 0x0ff]) ^ $this->s3[($R >> 8) & 0x0ff]) + $this->s4[$R & 0x0ff]) ^ $this->p[2];
  403.         $R ^= ((($this->s1[($L >> 24) & 0xFF] + $this->s2[($L >> 16) & 0x0ff]) ^ $this->s3[($L >> 8) & 0x0ff]) + $this->s4[$L & 0x0ff]) ^ $this->p[3];
  404.         $L ^= ((($this->s1[($R >> 24) & 0xFF] + $this->s2[($R >> 16) & 0x0ff]) ^ $this->s3[($R >> 8) & 0x0ff]) + $this->s4[$R & 0x0ff]) ^ $this->p[4];
  405.         $R ^= ((($this->s1[($L >> 24) & 0xFF] + $this->s2[($L >> 16) & 0x0ff]) ^ $this->s3[($L >> 8) & 0x0ff]) + $this->s4[$L & 0x0ff]) ^ $this->p[5];
  406.         $L ^= ((($this->s1[($R >> 24) & 0xFF] + $this->s2[($R >> 16) & 0x0ff]) ^ $this->s3[($R >> 8) & 0x0ff]) + $this->s4[$R & 0x0ff]) ^ $this->p[6];
  407.         $R ^= ((($this->s1[($L >> 24) & 0xFF] + $this->s2[($L >> 16) & 0x0ff]) ^ $this->s3[($L >> 8) & 0x0ff]) + $this->s4[$L & 0x0ff]) ^ $this->p[7];
  408.         $L ^= ((($this->s1[($R >> 24) & 0xFF] + $this->s2[($R >> 16) & 0x0ff]) ^ $this->s3[($R >> 8) & 0x0ff]) + $this->s4[$R & 0x0ff]) ^ $this->p[8];
  409.         $R ^= ((($this->s1[($L >> 24) & 0xFF] + $this->s2[($L >> 16) & 0x0ff]) ^ $this->s3[($L >> 8) & 0x0ff]) + $this->s4[$L & 0x0ff]) ^ $this->p[9];
  410.         $L ^= ((($this->s1[($R >> 24) & 0xFF] + $this->s2[($R >> 16) & 0x0ff]) ^ $this->s3[($R >> 8) & 0x0ff]) + $this->s4[$R & 0x0ff]) ^ $this->p[10];
  411.         $R ^= ((($this->s1[($L >> 24) & 0xFF] + $this->s2[($L >> 16) & 0x0ff]) ^ $this->s3[($L >> 8) & 0x0ff]) + $this->s4[$L & 0x0ff]) ^ $this->p[11];
  412.         $L ^= ((($this->s1[($R >> 24) & 0xFF] + $this->s2[($R >> 16) & 0x0ff]) ^ $this->s3[($R >> 8) & 0x0ff]) + $this->s4[$R & 0x0ff]) ^ $this->p[12];
  413.         $R ^= ((($this->s1[($L >> 24) & 0xFF] + $this->s2[($L >> 16) & 0x0ff]) ^ $this->s3[($L >> 8) & 0x0ff]) + $this->s4[$L & 0x0ff]) ^ $this->p[13];
  414.         $L ^= ((($this->s1[($R >> 24) & 0xFF] + $this->s2[($R >> 16) & 0x0ff]) ^ $this->s3[($R >> 8) & 0x0ff]) + $this->s4[$R & 0x0ff]) ^ $this->p[14];
  415.         $R ^= ((($this->s1[($L >> 24) & 0xFF] + $this->s2[($L >> 16) & 0x0ff]) ^ $this->s3[($L >> 8) & 0x0ff]) + $this->s4[$L & 0x0ff]) ^ $this->p[15];
  416.         $L ^= ((($this->s1[($R >> 24) & 0xFF] + $this->s2[($R >> 16) & 0x0ff]) ^ $this->s3[($R >> 8) & 0x0ff]) + $this->s4[$R & 0x0ff]) ^ $this->p[16];
  417.         $R ^= $this->p[17];
  418.  
  419.         return array('L' => $R, 'R' => $L);
  420.     }
  421.  
  422.     /**
  423.      * Decrypt a block on data.
  424.      *
  425.      * @param String $block         The data to decrypt
  426.      * @param optional String $key  The key to use
  427.      *
  428.      * @return String the decrypted output
  429.      */
  430.     function decryptBlock($block, $key = null)
  431.     {
  432.         if (!is_null($key)) {
  433.             $this->setKey($key);
  434.         }
  435.  
  436. // change for phpMyAdmin
  437.         $L = null;
  438.         $R = null;
  439.  
  440.         $retarray = array_values(unpack('N*', $block));
  441.         if (isset($retarray[0])) {
  442.             $L = $retarray[0];
  443.         }
  444.         if (isset($retarray[1])) {
  445.             $R = $retarray[1];
  446.         }
  447. // end change for phpMyAdmin
  448.  
  449.         $L ^= $this->p[17];
  450.         $R ^= ((($this->s1[($L >> 24) & 0xFF] + $this->s2[($L >> 16) & 0x0ff]) ^ $this->s3[($L >> 8) & 0x0ff]) + $this->s4[$L & 0x0ff]) ^ $this->p[16];
  451.         $L ^= ((($this->s1[($R >> 24) & 0xFF] + $this->s2[($R >> 16) & 0x0ff]) ^ $this->s3[($R >> 8) & 0x0ff]) + $this->s4[$R & 0x0ff]) ^ $this->p[15];
  452.         $R ^= ((($this->s1[($L >> 24) & 0xFF] + $this->s2[($L >> 16) & 0x0ff]) ^ $this->s3[($L >> 8) & 0x0ff]) + $this->s4[$L & 0x0ff]) ^ $this->p[14];
  453.         $L ^= ((($this->s1[($R >> 24) & 0xFF] + $this->s2[($R >> 16) & 0x0ff]) ^ $this->s3[($R >> 8) & 0x0ff]) + $this->s4[$R & 0x0ff]) ^ $this->p[13];
  454.         $R ^= ((($this->s1[($L >> 24) & 0xFF] + $this->s2[($L >> 16) & 0x0ff]) ^ $this->s3[($L >> 8) & 0x0ff]) + $this->s4[$L & 0x0ff]) ^ $this->p[12];
  455.         $L ^= ((($this->s1[($R >> 24) & 0xFF] + $this->s2[($R >> 16) & 0x0ff]) ^ $this->s3[($R >> 8) & 0x0ff]) + $this->s4[$R & 0x0ff]) ^ $this->p[11];
  456.         $R ^= ((($this->s1[($L >> 24) & 0xFF] + $this->s2[($L >> 16) & 0x0ff]) ^ $this->s3[($L >> 8) & 0x0ff]) + $this->s4[$L & 0x0ff]) ^ $this->p[10];
  457.         $L ^= ((($this->s1[($R >> 24) & 0xFF] + $this->s2[($R >> 16) & 0x0ff]) ^ $this->s3[($R >> 8) & 0x0ff]) + $this->s4[$R & 0x0ff]) ^ $this->p[9];
  458.         $R ^= ((($this->s1[($L >> 24) & 0xFF] + $this->s2[($L >> 16) & 0x0ff]) ^ $this->s3[($L >> 8) & 0x0ff]) + $this->s4[$L & 0x0ff]) ^ $this->p[8];
  459.         $L ^= ((($this->s1[($R >> 24) & 0xFF] + $this->s2[($R >> 16) & 0x0ff]) ^ $this->s3[($R >> 8) & 0x0ff]) + $this->s4[$R & 0x0ff]) ^ $this->p[7];
  460.         $R ^= ((($this->s1[($L >> 24) & 0xFF] + $this->s2[($L >> 16) & 0x0ff]) ^ $this->s3[($L >> 8) & 0x0ff]) + $this->s4[$L & 0x0ff]) ^ $this->p[6];
  461.         $L ^= ((($this->s1[($R >> 24) & 0xFF] + $this->s2[($R >> 16) & 0x0ff]) ^ $this->s3[($R >> 8) & 0x0ff]) + $this->s4[$R & 0x0ff]) ^ $this->p[5];
  462.         $R ^= ((($this->s1[($L >> 24) & 0xFF] + $this->s2[($L >> 16) & 0x0ff]) ^ $this->s3[($L >> 8) & 0x0ff]) + $this->s4[$L & 0x0ff]) ^ $this->p[4];
  463.         $L ^= ((($this->s1[($R >> 24) & 0xFF] + $this->s2[($R >> 16) & 0x0ff]) ^ $this->s3[($R >> 8) & 0x0ff]) + $this->s4[$R & 0x0ff]) ^ $this->p[3];
  464.         $R ^= ((($this->s1[($L >> 24) & 0xFF] + $this->s2[($L >> 16) & 0x0ff]) ^ $this->s3[($L >> 8) & 0x0ff]) + $this->s4[$L & 0x0ff]) ^ $this->p[2];
  465.         $L ^= ((($this->s1[($R >> 24) & 0xFF] + $this->s2[($R >> 16) & 0x0ff]) ^ $this->s3[($R >> 8) & 0x0ff]) + $this->s4[$R & 0x0ff]) ^ $this->p[1];
  466.  
  467.         $decrypted = pack("NN", $R ^ $this->p[0], $L);
  468.         return $decrypted;
  469.     }
  470.  
  471.     /**
  472.      * Converts a text key into an array.
  473.      *
  474.      * @return array  The key.
  475.      */
  476.     function _formatKey($key)
  477.     {
  478.         return array_values(unpack('C*', $key));
  479.     }
  480.  
  481. }
  482.  
  483. // higher-level functions:
  484.  
  485. /**
  486.  * String padding
  487.  *
  488.  * @param   string  input string
  489.  * @param   integer length of the result
  490.  * @param   string  the filling string
  491.  * @param   integer padding mode
  492.  *
  493.  * @return  string  the padded string
  494.  *
  495.  * @access  public
  496.  */
  497. function full_str_pad($input, $pad_length, $pad_string = '', $pad_type = 0) {
  498.     $str = '';
  499.     $length = $pad_length - strlen($input);
  500.     if ($length > 0) { // str_repeat doesn't like negatives
  501.         if ($pad_type == STR_PAD_RIGHT) { // STR_PAD_RIGHT == 1
  502.             $str = $input.str_repeat($pad_string, $length);
  503.         } elseif ($pad_type == STR_PAD_BOTH) { // STR_PAD_BOTH == 2
  504.             $str = str_repeat($pad_string, floor($length/2));
  505.             $str .= $input;
  506.             $str .= str_repeat($pad_string, ceil($length/2));
  507.         } else { // defaults to STR_PAD_LEFT == 0
  508.             $str = str_repeat($pad_string, $length).$input;
  509.         }
  510.     } else { // if $length is negative or zero we don't need to do anything
  511.         $str = $input;
  512.     }
  513.     return $str;
  514. }
  515.  
  516. /**
  517.  * Encryption using blowfish algorithm
  518.  *
  519.  * @param   string  original data
  520.  * @param   string  the secret
  521.  *
  522.  * @return  string  the encrypted result
  523.  *
  524.  * @access  public
  525.  *
  526.  * @author  lem9
  527.  */
  528. function PMA_blowfish_encrypt($data, $secret) {
  529.     $pma_cipher = new Horde_Cipher_blowfish;
  530.     $encrypt = '';
  531.     for ($i=0; $i<strlen($data); $i+=8) {
  532.         $block = substr($data, $i, 8);
  533.         if (strlen($block) < 8) {
  534.             $block = full_str_pad($block, 8, "\0", 1);
  535.         }
  536.         $encrypt .= $pma_cipher->encryptBlock($block, $secret);
  537.     }
  538.     return base64_encode($encrypt);
  539. }
  540.  
  541. /**
  542.  * Decryption using blowfish algorithm
  543.  *
  544.  * @param   string  encrypted data
  545.  * @param   string  the secret
  546.  *
  547.  * @return  string  original data
  548.  *
  549.  * @access  public
  550.  *
  551.  * @author  lem9
  552.  */
  553. function PMA_blowfish_decrypt($encdata, $secret) {
  554.     $pma_cipher = new Horde_Cipher_blowfish;
  555.     $decrypt = '';
  556.     $data = base64_decode($encdata);
  557.     for ($i=0; $i<strlen($data); $i+=8) {
  558.         $decrypt .= $pma_cipher->decryptBlock(substr($data, $i, 8), $secret);
  559.     }
  560.     return trim($decrypt);
  561. }
  562.  
  563. ?>
  564.