Found a Blowfish routine in the BlitzMax forum that i desparately need in either Blitz3d or BlitzPlus but i have no idea how BlitzMax works and it looks very different in places. Was wondering if someone could tell me if its possible to convert. Thanks.
Rem
Original algorithm: Bruce Schneier
Conversion: Paul Kocher
BlitzMax version: Queller
End Rem
Type TBlowfish
Field P:Long[]
Field S:Long[][]
Field key:String
Function assign:TBlowfish(key:String)
Local fish:TBlowfish = New TBlowfish
fish.P = fish.P[ .. 18]
fish.S = fish.S[ .. 4]
For Local t:Int = 0 Until 4
fish.S[t] = fish.S[t][..256]
Next
fish.key = key
fish.init(key)
Return fish
End Function
Method F:Long(x:Long)
Local a:Short, b:Short, c:Short, d:Short
Local y:Long
d = x & $FF
x = (x Shr 8)
c = x & $FF
x = (x Shr 8)
b = x & $FF
x = (x Shr 8)
a = x & $FF
y = Self.S[0][a] + Self.S[1][b]
y = y~Self.S[2][c]
y = y+Self.S[3][d]
Return y
End Method
Method Encrypt(xxl:Long Var, xxr:Long Var)
Local Xl:Long, Xr:Long, temp:Long
Xl = xxl
Xr = xxr
For Local i:Int = 0 Until 16
Xl = Xl~(Self.P[i])
Xr = F(Xl)~Xr
temp = Xl
Xl = Xr
Xr = temp
Next
temp = Xl
Xl = Xr
Xr = temp
Xr = Xr~Self.P[16]
Xl = Xl~Self.P[17]
xxl = Xl
xxr = Xr
End Method
Method Decrypt(xxl:Long Var, xxr:Long Var)
Local Xl:Long, Xr:Long, temp:Long
Xl = xxl
Xr = xxr
For Local i:Int = 17 Until 1 Step -1
Xl = Xl~Self.P[i]
Xr = F(Xl)~Xr
temp = Xl
Xl = Xr
Xr = temp
Next
temp = Xl
Xl = Xr
Xr = temp
Xr = Xr~(Self.P[1])
Xl = Xl~(Self.P[0])
xxl = Xl
xxr = Xr
End Method
Method Init(key:String)
Local keylen:Int = Len(key)
If keylen > 56 Print "Maximum key length exceeded... Truncating"; key = Mid(key, 1, 56)
Local i:Int, j:Int, k:Int
Local data:Long, datal:Long, datar:Long
For i = 0 Until 4
For j = 0 Until 256
Self.S[i][j] = ORIG_S[i][j]
Next
Next
j = 0
For i = 0 Until 18
data = $0
For k = 0 Until 4
data = ((data Shl 8) | Asc(Mid(key, j+1, 1)))
j:+1
If (j >= keyLen) Then j = 0
Next
Self.P[i] = (ORIG_P[i])~data
Next
datal = $0
datar = $0
For i = 0 Until 18 Step 2
Encrypt(datal, datar)
Self.P[i] = datal
Self.P[i + 1] = datar
Next
For i = 0 Until 4
For j = 0 Until 256 Step 2
Encrypt(datal, datar)
Self.S[i][j] = datal
Self.S[i][j + 1] = datar
Next
Next
End Method
End Type
Global ORIG_P[]=[$243F6A88, $85A308D3, $13198A2E, $03707344,..
$A4093822, $299F31D0, $082EFA98, $EC4E6C89,..
$452821E6, $38D01377, $BE5466CF, $34E90C6C,..
$C0AC29B7, $C97C50DD, $3F84D5B5, $B5470917,..
$9216D5D9, $8979FB1B]
Global ORIG_S[][]=[[$D1310BA6, $98DFB5AC, $2FFD72DB, $D01ADFB7,..
$B8E1AFED, $6A267E96, $BA7C9045, $F12C7F99,..
$24A19947, $B3916CF7, $0801F2E2, $858EFC16,..
$636920D8, $71574E69, $A458FEA3, $F4933D7E,..
$0D95748F, $728EB658, $718BCD58, $82154AEE,..
$7B54A41D, $C25A59B5, $9C30D539, $2AF26013,..
$C5D1B023, $286085F0, $CA417918, $B8DB38EF,..
$8E79DCB0, $603A180E, $6C9E0E8B, $B01E8A3E,..
$D71577C1, $BD314B27, $78AF2FDA, $55605C60,..
$E65525F3, $AA55AB94, $57489862, $63E81440,..
$55CA396A, $2AAB10B6, $B4CC5C34, $1141E8CE,..
$A15486AF, $7C72E993, $B3EE1411, $636FBC2A,..
$2BA9C55D, $741831F6, $CE5C3E16, $9B87931E,..
$AFD6BA33, $6C24CF5C, $7A325381, $28958677,..
$3B8F4898, $6B4BB9AF, $C4BFE81B, $66282193,..
$61D809CC, $FB21A991, $487CAC60, $5DEC8032,..
$EF845D5D, $E98575B1, $DC262302, $EB651B88,..
$23893E81, $D396ACC5, $0F6D6FF3, $83F44239,..
$2E0B4482, $A4842004, $69C8F04A, $9E1F9B5E,..
$21C66842, $F6E96C9A, $670C9C61, $ABD388F0,..
$6A51A0D2, $D8542F68, $960FA728, $AB5133A3,..
$6EEF0B6C, $137A3BE4, $BA3BF050, $7EFB2A98,..
$A1F1651D, $39AF0176, $66CA593E, $82430E88,..
$8CEE8619, $456F9FB4, $7D84A5C3, $3B8B5EBE,..
$E06F75D8, $85C12073, $401A449F, $56C16AA6,..
$4ED3AA62, $363F7706, $1BFEDF72, $429B023D,..
$37D0D724, $D00A1248, $DB0FEAD3, $49F1C09B,..
$075372C9, $80991B7B, $25D479D8, $F6E8DEF7,..
$E3FE501A, $B6794C3B, $976CE0BD, $04C006BA,..
$C1A94FB6, $409F60C4, $5E5C9EC2, $196A2463,..
$68FB6FAF, $3E6C53B5, $1339B2EB, $3B52EC6F,..
$6DFC511F, $9B30952C, $CC814544, $AF5EBD09,..
$BEE3D004, $DE334AFD, $660F2807, $192E4BB3,..
$C0CBA857, $45C8740F, $D20B5F39, $B9D3FBDB,..
$5579C0BD, $1A60320A, $D6A100C6, $402C7279,..
$679F25FE, $FB1FA3CC, $8EA5E9F8, $DB3222F8,..
$3C7516DF, $FD616B15, $2F501EC8, $AD0552AB,..
$323DB5FA, $FD238760, $53317B48, $3E00DF82,..
$9E5C57BB, $CA6F8CA0, $1A87562E, $DF1769DB,..
$D542A8F6, $287EFFC3, $AC6732C6, $8C4F5573,..
$695B27B0, $BBCA58C8, $E1FFA35D, $B8F011A0,..
$10FA3D98, $FD2183B8, $4AFCB56C, $2DD1D35B,..
$9A53E479, $B6F84565, $D28E49BC, $4BFB9790,..
$E1DDF2DA, $A4CB7E33, $62FB1341, $CEE4C6E8,..
$EF20CADA, $36774C01, $D07E9EFE, $2BF11FB4,..
$95DBDA4D, $AE909198, $EAAD8E71, $6B93D5A0,..
$D08ED1D0, $AFC725E0, $8E3C5B2F, $8E7594B7,..
$8FF6E2FB, $F2122B64, $8888B812, $900DF01C,..
$4FAD5EA0, $688FC31C, $D1CFF191, $B3A8C1AD,..
$2F2F2218, $BE0E1777, $EA752DFE, $8B021FA1,..
$E5A0CC0F, $B56F74E8, $18ACF3D6, $CE89E299,..
$B4A84FE0, $FD13E0B7, $7CC43B81, $D2ADA8D9,..
$165FA266, $80957705, $93CC7314, $211A1477,..
$E6AD2065, $77B5FA86, $C75442F5, $FB9D35CF,..
$EBCDAF0C, $7B3E89A0, $D6411BD3, $AE1E7E49,..
$00250E2D, $2071B35E, $226800BB, $57B8E0AF,..
$2464369B, $F009B91E, $5563911D, $59DFA6AA,..
$78C14389, $D95A537F, $207D5BA2, $02E5B9C5,..
$83260376, $6295CFA9, $11C81968, $4E734A41,..
$B3472DCA, $7B14A94A, $1B510052, $9A532915,..
$D60F573F, $BC9BC6E4, $2B60A476, $81E67400,..
$08BA6FB5, $571BE91F, $F296EC6B, $2A0DD915,..
$B6636521, $E7B9F9B6, $FF34052E, $C5855664,..
$53B02D5D, $A99F8FA1, $08BA4799, $6E85076A ],..
[ $4B7A70E9, $B5B32944, $DB75092E, $C4192623,..
$AD6EA6B0, $49A7DF7D, $9CEE60B8, $8FEDB266,..
$ECAA8C71, $699A17FF, $5664526C, $C2B19EE1,..
$193602A5, $75094C29, $A0591340, $E4183A3E,..
$3F54989A, $5B429D65, $6B8FE4D6, $99F73FD6,..
$A1D29C07, $EFE830F5, $4D2D38E6, $F0255DC1,..
$4CDD2086, $8470EB26, $6382E9C6, $021ECC5E,..
$09686B3F, $3EBAEFC9, $3C971814, $6B6A70A1,..
$687F3584, $52A0E286, $B79C5305, $AA500737,..
$3E07841C, $7FDEAE5C, $8E7D44EC, $5716F2B8,..
$B03ADA37, $F0500C0D, $F01C1F04, $0200B3FF,..
$AE0CF51A, $3CB574B2, $25837A58, $DC0921BD,..
$D19113F9, $7CA92FF6, $94324773, $22F54701,..
$3AE5E581, $37C2DADC, $C8B57634, $9AF3DDA7,..
$A9446146, $0FD0030E, $ECC8C73E, $A4751E41,..
$E238CD99, $3BEA0E2F, $3280BBA1, $183EB331,..
$4E548B38, $4F6DB908, $6F420D03, $F60A04BF,..
$2CB81290, $24977C79, $5679B072, $BCAF89AF,..
$DE9A771F, $D9930810, $B38BAE12, $DCCF3F2E,..
$5512721F, $2E6B7124, $501ADDE6, $9F84CD87,..
$7A584718, $7408DA17, $BC9F9ABC, $E94B7D8C,..
$EC7AEC3A, $DB851DFA, $63094366, $C464C3D2,..
$EF1C1847, $3215D908, $DD433B37, $24C2BA16,..
$12A14D43, $2A65C451, $50940002, $133AE4DD,..
$71DFF89E, $10314E55, $81AC77D6, $5F11199B,..
$043556F1, $D7A3C76B, $3C11183B, $5924A509,..
$F28FE6ED, $97F1FBFA, $9EBABF2C, $1E153C6E,..
$86E34570, $EAE96FB1, $860E5E0A, $5A3E2AB3,..
$771FE71C, $4E3D06FA, $2965DCB9, $99E71D0F,..
$803E89D6, $5266C825, $2E4CC978, $9C10B36A,..
$C6150EBA, $94E2EA78, $A5FC3C53, $1E0A2DF4,..
$F2F74EA7, $361D2B3D, $1939260F, $19C27960,..
$5223A708, $F71312B6, $EBADFE6E, $EAC31F66,..
$E3BC4595, $A67BC883, $B17F37D1, $018CFF28,..
$C332DDEF, $BE6C5AA5, $65582185, $68AB9802,..
$EECEA50F, $DB2F953B, $2AEF7DAD, $5B6E2F84,..
$1521B628, $29076170, $ECDD4775, $619F1510,..
$13CCA830, $EB61BD96, $0334FE1E, $AA0363CF,..
$B5735C90, $4C70A239, $D59E9E0B, $CBAADE14,..
$EECC86BC, $60622CA7, $9CAB5CAB, $B2F3846E,..
$648B1EAF, $19BDF0CA, $A02369B9, $655ABB50,..
$40685A32, $3C2AB4B3, $319EE9D5, $C021B8F7,..
$9B540B19, $875FA099, $95F7997E, $623D7DA8,..
$F837889A, $97E32D77, $11ED935F, $16681281,..
$0E358829, $C7E61FD6, $96DEDFA1, $7858BA99,..
$57F584A5, $1B227263, $9B83C3FF, $1AC24696,..
$CDB30AEB, $532E3054, $8FD948E4, $6DBC3128,..
$58EBF2EF, $34C6FFEA, $FE28ED61, $EE7C3C73,..
$5D4A14D9, $E864B7E3, $42105D14, $203E13E0,..
$45EEE2B6, $A3AAABEA, $DB6C4F15, $FACB4FD0,..
$C742F442, $EF6ABBB5, $654F3B1D, $41CD2105,..
$D81E799E, $86854DC7, $E44B476A, $3D816250,..
$CF62A1F2, $5B8D2646, $FC8883A0, $C1C7B6A3,..
$7F1524C3, $69CB7492, $47848A0B, $5692B285,..
$095BBF00, $AD19489D, $1462B174, $23820E00,..
$58428D2A, $0C55F5EA, $1DADF43E, $233F7061,..
$3372F092, $8D937E41, $D65FECF1, $6C223BDB,..
$7CDE3759, $CBEE7460, $4085F2A7, $CE77326E,..
$A6078084, $19F8509E, $E8EFD855, $61D99735,..
$A969A7AA, $C50C06C2, $5A04ABFC, $800BCADC,..
$9E447A2E, $C3453484, $FDD56705, $0E1E9EC9,..
$DB73DBD3, $105588CD, $675FDA79, $E3674340,..
$C5C43465, $713E38D8, $3D28F89E, $F16DFF20,..
$153E21E7, $8FB03D4A, $E6E39F2B, $DB83ADF7 ],..
[ $E93D5A68, $948140F7, $F64C261C, $94692934,..
$411520F7, $7602D4F7, $BCF46B2E, $D4A20068,..
$D4082471, $3320F46A, $43B7D4B7, $500061AF,..
$1E39F62E, $97244546, $14214F74, $BF8B8840,..
$4D95FC1D, $96B591AF, $70F4DDD3, $66A02F45,..
$BFBC09EC, $03BD9785, $7FAC6DD0, $31CB8504,..
$96EB27B3, $55FD3941, $DA2547E6, $ABCA0A9A,..
$28507825, $530429F4, $0A2C86DA, $E9B66DFB,..
$68DC1462, $D7486900, $680EC0A4, $27A18DEE,..
$4F3FFEA2, $E887AD8C, $B58CE006, $7AF4D6B6,..
$AACE1E7C, $D3375FEC, $CE78A399, $406B2A42,..
$20FE9E35, $D9F385B9, $EE39D7AB, $3B124E8B,..
$1DC9FAF7, $4B6D1856, $26A36631, $EAE397B2,..
$3A6EFA74, $DD5B4332, $6841E7F7, $CA7820FB,..
$FB0AF54E, $D8FEB397, $454056AC, $BA489527,..
$55533A3A, $20838D87, $FE6BA9B7, $D096954B,..
$55A867BC, $A1159A58, $CCA92963, $99E1DB33,..
$A62A4A56, $3F3125F9, $5EF47E1C, $9029317C,..
$FDF8E802, $04272F70, $80BB155C, $05282CE3,..
$95C11548, $E4C66D22, $48C1133F, $C70F86DC,..
$07F9C9EE, $41041F0F, $404779A4, $5D886E17,..
$325F51EB, $D59BC0D1, $F2BCC18F, $41113564,..
$257B7834, $602A9C60, $DFF8E8A3, $1F636C1B,..
$0E12B4C2, $02E1329E, $AF664FD1, $CAD18115,..
$6B2395E0, $333E92E1, $3B240B62, $EEBEB922,..
$85B2A20E, $E6BA0D99, $DE720C8C, $2DA2F728,..
$D0127845, $95B794FD, $647D0862, $E7CCF5F0,..
$5449A36F, $877D48FA, $C39DFD27, $F33E8D1E,..
$0A476341, $992EFF74, $3A6F6EAB, $F4F8FD37,..
$A812DC60, $A1EBDDF8, $991BE14C, $DB6E6B0D,..
$C67B5510, $6D672C37, $2765D43B, $DCD0E804,..
$F1290DC7, $CC00FFA3, $B5390F92, $690FED0B,..
$667B9FFB, $CEDB7D9C, $A091CF0B, $D9155EA3,..
$BB132F88, $515BAD24, $7B9479BF, $763BD6EB,..
$37392EB3, $CC115979, $8026E297, $F42E312D,..
$6842ADA7, $C66A2B3B, $12754CCC, $782EF11C,..
$6A124237, $B79251E7, $06A1BBE6, $4BFB6350,..
$1A6B1018, $11CAEDFA, $3D25BDD8, $E2E1C3C9,..
$44421659, $0A121386, $D90CEC6E, $D5ABEA2A,..
$64AF674E, $DA86A85F, $BEBFE988, $64E4C3FE,..
$9DBC8057, $F0F7C086, $60787BF8, $6003604D,..
$D1FD8346, $F6381FB0, $7745AE04, $D736FCCC,..
$83426B33, $F01EAB71, $B0804187, $3C005E5F,..
$77A057BE, $BDE8AE24, $55464299, $BF582E61,..
$4E58F48F, $F2DDFDA2, $F474EF38, $8789BDC2,..
$5366F9C3, $C8B38E74, $B475F255, $46FCD9B9,..
$7AEB2661, $8B1DDF84, $846A0E79, $915F95E2,..
$466E598E, $20B45770, $8CD55591, $C902DE4C,..
$B90BACE1, $BB8205D0, $11A86248, $7574A99E,..
$B77F19B6, $E0A9DC09, $662D09A1, $C4324633,..
$E85A1F02, $09F0BE8C, $4A99A025, $1D6EFE10,..
$1AB93D1D, $0BA5A4DF, $A186F20F, $2868F169,..
$DCB7DA83, $573906FE, $A1E2CE9B, $4FCD7F52,..
$50115E01, $A70683FA, $A002B5C4, $0DE6D027,..
$9AF88C27, $773F8641, $C3604C06, $61A806B5,..
$F0177A28, $C0F586E0, $006058AA, $30DC7D62,..
$11E69ED7, $2338EA63, $53C2DD94, $C2C21634,..
$BBCBEE56, $90BCB6DE, $EBFC7DA1, $CE591D76,..
$6F05E409, $4B7C0188, $39720A3D, $7C927C24,..
$86E3725F, $724D9DB9, $1AC15BB4, $D39EB8FC,..
$ED545578, $08FCA5B5, $D83D7CD3, $4DAD0FC4,..
$1E50EF5E, $B161E6F8, $A28514D9, $6C51133C,..
$6FD5C7E7, $56E14EC4, $362ABFCE, $DDC6C837,..
$D79A3234, $92638212, $670EFA8E, $406000E0 ],..
[ $3A39CE37, $D3FAF5CF, $ABC27737, $5AC52D1B,..
$5CB0679E, $4FA33742, $D3822740, $99BC9BBE,..
$D5118E9D, $BF0F7315, $D62D1C7E, $C700C47B,..
$B78C1B6B, $21A19045, $B26EB1BE, $6A366EB4,..
$5748AB2F, $BC946E79, $C6A376D2, $6549C2C8,..
$530FF8EE, $468DDE7D, $D5730A1D, $4CD04DC6,..
$2939BBDB, $A9BA4650, $AC9526E8, $BE5EE304,..
$A1FAD5F0, $6A2D519A, $63EF8CE2, $9A86EE22,..
$C089C2B8, $43242EF6, $A51E03AA, $9CF2D0A4,..
$83C061BA, $9BE96A4D, $8FE51550, $BA645BD6,..
$2826A2F9, $A73A3AE1, $4BA99586, $EF5562E9,..
$C72FEFD3, $F752F7DA, $3F046F69, $77FA0A59,..
$80E4A915, $87B08601, $9B09E6AD, $3B3EE593,..
$E990FD5A, $9E34D797, $2CF0B7D9, $022B8B51,..
$96D5AC3A, $017DA67D, $D1CF3ED6, $7C7D2D28,..
$1F9F25CF, $ADF2B89B, $5AD6B472, $5A88F54C,..
$E029AC71, $E019A5E6, $47B0ACFD, $ED93FA9B,..
$E8D3C48D, $283B57CC, $F8D56629, $79132E28,..
$785F0191, $ED756055, $F7960E44, $E3D35E8C,..
$15056DD4, $88F46DBA, $03A16125, $0564F0BD,..
$C3EB9E15, $3C9057A2, $97271AEC, $A93A072A,..
$1B3F6D9B, $1E6321F5, $F59C66FB, $26DCF319,..
$7533D928, $B155FDF5, $03563482, $8ABA3CBB,..
$28517711, $C20AD9F8, $ABCC5167, $CCAD925F,..
$4DE81751, $3830DC8E, $379D5862, $9320F991,..
$EA7A90C2, $FB3E7BCE, $5121CE64, $774FBE32,..
$A8B6E37E, $C3293D46, $48DE5369, $6413E680,..
$A2AE0810, $DD6DB224, $69852DFD, $09072166,..
$B39A460A, $6445C0DD, $586CDECF, $1C20C8AE,..
$5BBEF7DD, $1B588D40, $CCD2017F, $6BB4E3BB,..
$DDA26A7E, $3A59FF45, $3E350A44, $BCB4CDD5,..
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