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authorMike Buland <eichlan@xagasoft.com>2012-04-10 08:32:23 +0000
committerMike Buland <eichlan@xagasoft.com>2012-04-10 08:32:23 +0000
commitd49fc3aeac4daa65416751f94943b6611ad247d3 (patch)
tree2d843ebe59284d06fea389744a3a08aad423868d /src/experimental/blowfish.cpp
parent1e9d8f7a92e43f61e4d9f478f6e8dd5ae206616e (diff)
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Rearranged the Cipher system, and added four modes of operation. It's pretty
slick, really, and we actually support four of the most common modes. Blowfish is still a template, but it doesn't really need to be anymore...
Diffstat (limited to '')
-rw-r--r--src/experimental/blowfish.cpp405
1 files changed, 0 insertions, 405 deletions
diff --git a/src/experimental/blowfish.cpp b/src/experimental/blowfish.cpp
index 7f89f0f..d01ecd3 100644
--- a/src/experimental/blowfish.cpp
+++ b/src/experimental/blowfish.cpp
@@ -1,407 +1,2 @@
1#include "bu/blowfish.h" 1#include "bu/blowfish.h"
2 2
3#include "bu/sio.h"
4
5using Bu::sio;
6
7#define F(x) \
8 (((SB[0][x.byte.zero] + SB[1][x.byte.one]) ^ SB[2][x.byte.two]) + \
9 SB[3][x.byte.three])
10
11Bu::Blowfish::Blowfish( Bu::Stream &rNext ) :
12 Bu::Cipher<8>( rNext )
13{
14}
15
16Bu::Blowfish::~Blowfish()
17{
18 reset();
19}
20
21#define revBytes( x ) x = (((x&0xff)<<24)|((x&0xff00)<<8)|((x&0xff0000)>>8)|((x&0xff000000)>>24))
22
23void Bu::Blowfish::setPassword( const Bu::String &sPass )
24{
25 reset();
26
27 uint32_t i,j,len=sPass.getSize();
28 Word Work,null0,null1;
29
30 if (len > 0)
31 {
32 j = 0;
33 for (i=0;i<NUM_SUBKEYS;i++)
34 {
35 Work.byte.zero = sPass[(j++)%len];
36 Work.byte.one = sPass[(j++)%len];
37 Work.byte.two = sPass[(j++)%len];
38 Work.byte.three = sPass[(j++)%len];
39 PA[i] ^= Work.word;
40 }
41
42 null0.word = null1.word = 0;
43
44 for (i=0;i<NUM_SUBKEYS;i+=2)
45 {
46 keyEncipher( null0, null1 );
47 PA[i] = null0.word;
48 PA[i+1] = null1.word;
49 }
50
51 for (j=0;j<NUM_S_BOXES;j++)
52 for (i=0;i<NUM_ENTRIES;i+=2)
53 {
54 keyEncipher( null0, null1 );
55 SB[j][i] = null0.word;
56 SB[j][i+1] = null1.word;
57 }
58 }
59
60 Work.word = null0.word = null1.word = 0;
61 len = 0;
62}
63
64void Bu::Blowfish::reset()
65{
66 uint32_t i,j;
67
68 static uint32_t PA_Init[NUM_SUBKEYS] =
69 {
70 0x243f6a88, 0x85a308d3, 0x13198a2e, 0x03707344,
71 0xa4093822, 0x299f31d0, 0x082efa98, 0xec4e6c89,
72 0x452821e6, 0x38d01377, 0xbe5466cf, 0x34e90c6c,
73 0xc0ac29b7, 0xc97c50dd, 0x3f84d5b5, 0xb5470917,
74 0x9216d5d9, 0x8979fb1b
75 };
76
77 static uint32_t SB_Init[NUM_S_BOXES][NUM_ENTRIES] = {
78 {
79 0xd1310ba6, 0x98dfb5ac, 0x2ffd72db, 0xd01adfb7,
80 0xb8e1afed, 0x6a267e96, 0xba7c9045, 0xf12c7f99,
81 0x24a19947, 0xb3916cf7, 0x0801f2e2, 0x858efc16,
82 0x636920d8, 0x71574e69, 0xa458fea3, 0xf4933d7e,
83 0x0d95748f, 0x728eb658, 0x718bcd58, 0x82154aee,
84 0x7b54a41d, 0xc25a59b5, 0x9c30d539, 0x2af26013,
85 0xc5d1b023, 0x286085f0, 0xca417918, 0xb8db38ef,
86 0x8e79dcb0, 0x603a180e, 0x6c9e0e8b, 0xb01e8a3e,
87 0xd71577c1, 0xbd314b27, 0x78af2fda, 0x55605c60,
88 0xe65525f3, 0xaa55ab94, 0x57489862, 0x63e81440,
89 0x55ca396a, 0x2aab10b6, 0xb4cc5c34, 0x1141e8ce,
90 0xa15486af, 0x7c72e993, 0xb3ee1411, 0x636fbc2a,
91 0x2ba9c55d, 0x741831f6, 0xce5c3e16, 0x9b87931e,
92 0xafd6ba33, 0x6c24cf5c, 0x7a325381, 0x28958677,
93 0x3b8f4898, 0x6b4bb9af, 0xc4bfe81b, 0x66282193,
94 0x61d809cc, 0xfb21a991, 0x487cac60, 0x5dec8032,
95 0xef845d5d, 0xe98575b1, 0xdc262302, 0xeb651b88,
96 0x23893e81, 0xd396acc5, 0x0f6d6ff3, 0x83f44239,
97 0x2e0b4482, 0xa4842004, 0x69c8f04a, 0x9e1f9b5e,
98 0x21c66842, 0xf6e96c9a, 0x670c9c61, 0xabd388f0,
99 0x6a51a0d2, 0xd8542f68, 0x960fa728, 0xab5133a3,
100 0x6eef0b6c, 0x137a3be4, 0xba3bf050, 0x7efb2a98,
101 0xa1f1651d, 0x39af0176, 0x66ca593e, 0x82430e88,
102 0x8cee8619, 0x456f9fb4, 0x7d84a5c3, 0x3b8b5ebe,
103 0xe06f75d8, 0x85c12073, 0x401a449f, 0x56c16aa6,
104 0x4ed3aa62, 0x363f7706, 0x1bfedf72, 0x429b023d,
105 0x37d0d724, 0xd00a1248, 0xdb0fead3, 0x49f1c09b,
106 0x075372c9, 0x80991b7b, 0x25d479d8, 0xf6e8def7,
107 0xe3fe501a, 0xb6794c3b, 0x976ce0bd, 0x04c006ba,
108 0xc1a94fb6, 0x409f60c4, 0x5e5c9ec2, 0x196a2463,
109 0x68fb6faf, 0x3e6c53b5, 0x1339b2eb, 0x3b52ec6f,
110 0x6dfc511f, 0x9b30952c, 0xcc814544, 0xaf5ebd09,
111
112 0xbee3d004, 0xde334afd, 0x660f2807, 0x192e4bb3,
113 0xc0cba857, 0x45c8740f, 0xd20b5f39, 0xb9d3fbdb,
114 0x5579c0bd, 0x1a60320a, 0xd6a100c6, 0x402c7279,
115 0x679f25fe, 0xfb1fa3cc, 0x8ea5e9f8, 0xdb3222f8,
116 0x3c7516df, 0xfd616b15, 0x2f501ec8, 0xad0552ab,
117 0x323db5fa, 0xfd238760, 0x53317b48, 0x3e00df82,
118 0x9e5c57bb, 0xca6f8ca0, 0x1a87562e, 0xdf1769db,
119 0xd542a8f6, 0x287effc3, 0xac6732c6, 0x8c4f5573,
120 0x695b27b0, 0xbbca58c8, 0xe1ffa35d, 0xb8f011a0,
121 0x10fa3d98, 0xfd2183b8, 0x4afcb56c, 0x2dd1d35b,
122 0x9a53e479, 0xb6f84565, 0xd28e49bc, 0x4bfb9790,
123 0xe1ddf2da, 0xa4cb7e33, 0x62fb1341, 0xcee4c6e8,
124 0xef20cada, 0x36774c01, 0xd07e9efe, 0x2bf11fb4,
125 0x95dbda4d, 0xae909198, 0xeaad8e71, 0x6b93d5a0,
126 0xd08ed1d0, 0xafc725e0, 0x8e3c5b2f, 0x8e7594b7,
127 0x8ff6e2fb, 0xf2122b64, 0x8888b812, 0x900df01c,
128 0x4fad5ea0, 0x688fc31c, 0xd1cff191, 0xb3a8c1ad,
129 0x2f2f2218, 0xbe0e1777, 0xea752dfe, 0x8b021fa1,
130 0xe5a0cc0f, 0xb56f74e8, 0x18acf3d6, 0xce89e299,
131 0xb4a84fe0, 0xfd13e0b7, 0x7cc43b81, 0xd2ada8d9,
132 0x165fa266, 0x80957705, 0x93cc7314, 0x211a1477,
133 0xe6ad2065, 0x77b5fa86, 0xc75442f5, 0xfb9d35cf,
134 0xebcdaf0c, 0x7b3e89a0, 0xd6411bd3, 0xae1e7e49,
135 0x00250e2d, 0x2071b35e, 0x226800bb, 0x57b8e0af,
136 0x2464369b, 0xf009b91e, 0x5563911d, 0x59dfa6aa,
137 0x78c14389, 0xd95a537f, 0x207d5ba2, 0x02e5b9c5,
138 0x83260376, 0x6295cfa9, 0x11c81968, 0x4e734a41,
139 0xb3472dca, 0x7b14a94a, 0x1b510052, 0x9a532915,
140 0xd60f573f, 0xbc9bc6e4, 0x2b60a476, 0x81e67400,
141 0x08ba6fb5, 0x571be91f, 0xf296ec6b, 0x2a0dd915,
142 0xb6636521, 0xe7b9f9b6, 0xff34052e, 0xc5855664,
143 0x53b02d5d, 0xa99f8fa1, 0x08ba4799, 0x6e85076a
144 }, {
145 0x4b7a70e9, 0xb5b32944, 0xdb75092e, 0xc4192623,
146 0xad6ea6b0, 0x49a7df7d, 0x9cee60b8, 0x8fedb266,
147 0xecaa8c71, 0x699a17ff, 0x5664526c, 0xc2b19ee1,
148 0x193602a5, 0x75094c29, 0xa0591340, 0xe4183a3e,
149 0x3f54989a, 0x5b429d65, 0x6b8fe4d6, 0x99f73fd6,
150 0xa1d29c07, 0xefe830f5, 0x4d2d38e6, 0xf0255dc1,
151 0x4cdd2086, 0x8470eb26, 0x6382e9c6, 0x021ecc5e,
152 0x09686b3f, 0x3ebaefc9, 0x3c971814, 0x6b6a70a1,
153 0x687f3584, 0x52a0e286, 0xb79c5305, 0xaa500737,
154 0x3e07841c, 0x7fdeae5c, 0x8e7d44ec, 0x5716f2b8,
155 0xb03ada37, 0xf0500c0d, 0xf01c1f04, 0x0200b3ff,
156 0xae0cf51a, 0x3cb574b2, 0x25837a58, 0xdc0921bd,
157 0xd19113f9, 0x7ca92ff6, 0x94324773, 0x22f54701,
158 0x3ae5e581, 0x37c2dadc, 0xc8b57634, 0x9af3dda7,
159 0xa9446146, 0x0fd0030e, 0xecc8c73e, 0xa4751e41,
160 0xe238cd99, 0x3bea0e2f, 0x3280bba1, 0x183eb331,
161 0x4e548b38, 0x4f6db908, 0x6f420d03, 0xf60a04bf,
162 0x2cb81290, 0x24977c79, 0x5679b072, 0xbcaf89af,
163 0xde9a771f, 0xd9930810, 0xb38bae12, 0xdccf3f2e,
164 0x5512721f, 0x2e6b7124, 0x501adde6, 0x9f84cd87,
165 0x7a584718, 0x7408da17, 0xbc9f9abc, 0xe94b7d8c,
166 0xec7aec3a, 0xdb851dfa, 0x63094366, 0xc464c3d2,
167 0xef1c1847, 0x3215d908, 0xdd433b37, 0x24c2ba16,
168 0x12a14d43, 0x2a65c451, 0x50940002, 0x133ae4dd,
169 0x71dff89e, 0x10314e55, 0x81ac77d6, 0x5f11199b,
170 0x043556f1, 0xd7a3c76b, 0x3c11183b, 0x5924a509,
171 0xf28fe6ed, 0x97f1fbfa, 0x9ebabf2c, 0x1e153c6e,
172 0x86e34570, 0xeae96fb1, 0x860e5e0a, 0x5a3e2ab3,
173 0x771fe71c, 0x4e3d06fa, 0x2965dcb9, 0x99e71d0f,
174 0x803e89d6, 0x5266c825, 0x2e4cc978, 0x9c10b36a,
175 0xc6150eba, 0x94e2ea78, 0xa5fc3c53, 0x1e0a2df4,
176 0xf2f74ea7, 0x361d2b3d, 0x1939260f, 0x19c27960,
177
178 0x5223a708, 0xf71312b6, 0xebadfe6e, 0xeac31f66,
179 0xe3bc4595, 0xa67bc883, 0xb17f37d1, 0x018cff28,
180 0xc332ddef, 0xbe6c5aa5, 0x65582185, 0x68ab9802,
181 0xeecea50f, 0xdb2f953b, 0x2aef7dad, 0x5b6e2f84,
182 0x1521b628, 0x29076170, 0xecdd4775, 0x619f1510,
183 0x13cca830, 0xeb61bd96, 0x0334fe1e, 0xaa0363cf,
184 0xb5735c90, 0x4c70a239, 0xd59e9e0b, 0xcbaade14,
185 0xeecc86bc, 0x60622ca7, 0x9cab5cab, 0xb2f3846e,
186 0x648b1eaf, 0x19bdf0ca, 0xa02369b9, 0x655abb50,
187 0x40685a32, 0x3c2ab4b3, 0x319ee9d5, 0xc021b8f7,
188 0x9b540b19, 0x875fa099, 0x95f7997e, 0x623d7da8,
189 0xf837889a, 0x97e32d77, 0x11ed935f, 0x16681281,
190 0x0e358829, 0xc7e61fd6, 0x96dedfa1, 0x7858ba99,
191 0x57f584a5, 0x1b227263, 0x9b83c3ff, 0x1ac24696,
192 0xcdb30aeb, 0x532e3054, 0x8fd948e4, 0x6dbc3128,
193 0x58ebf2ef, 0x34c6ffea, 0xfe28ed61, 0xee7c3c73,
194 0x5d4a14d9, 0xe864b7e3, 0x42105d14, 0x203e13e0,
195 0x45eee2b6, 0xa3aaabea, 0xdb6c4f15, 0xfacb4fd0,
196 0xc742f442, 0xef6abbb5, 0x654f3b1d, 0x41cd2105,
197 0xd81e799e, 0x86854dc7, 0xe44b476a, 0x3d816250,
198 0xcf62a1f2, 0x5b8d2646, 0xfc8883a0, 0xc1c7b6a3,
199 0x7f1524c3, 0x69cb7492, 0x47848a0b, 0x5692b285,
200 0x095bbf00, 0xad19489d, 0x1462b174, 0x23820e00,
201 0x58428d2a, 0x0c55f5ea, 0x1dadf43e, 0x233f7061,
202 0x3372f092, 0x8d937e41, 0xd65fecf1, 0x6c223bdb,
203 0x7cde3759, 0xcbee7460, 0x4085f2a7, 0xce77326e,
204 0xa6078084, 0x19f8509e, 0xe8efd855, 0x61d99735,
205 0xa969a7aa, 0xc50c06c2, 0x5a04abfc, 0x800bcadc,
206 0x9e447a2e, 0xc3453484, 0xfdd56705, 0x0e1e9ec9,
207 0xdb73dbd3, 0x105588cd, 0x675fda79, 0xe3674340,
208 0xc5c43465, 0x713e38d8, 0x3d28f89e, 0xf16dff20,
209 0x153e21e7, 0x8fb03d4a, 0xe6e39f2b, 0xdb83adf7
210 }, {
211 0xe93d5a68, 0x948140f7, 0xf64c261c, 0x94692934,
212 0x411520f7, 0x7602d4f7, 0xbcf46b2e, 0xd4a20068,
213 0xd4082471, 0x3320f46a, 0x43b7d4b7, 0x500061af,
214 0x1e39f62e, 0x97244546, 0x14214f74, 0xbf8b8840,
215 0x4d95fc1d, 0x96b591af, 0x70f4ddd3, 0x66a02f45,
216 0xbfbc09ec, 0x03bd9785, 0x7fac6dd0, 0x31cb8504,
217 0x96eb27b3, 0x55fd3941, 0xda2547e6, 0xabca0a9a,
218 0x28507825, 0x530429f4, 0x0a2c86da, 0xe9b66dfb,
219 0x68dc1462, 0xd7486900, 0x680ec0a4, 0x27a18dee,
220 0x4f3ffea2, 0xe887ad8c, 0xb58ce006, 0x7af4d6b6,
221 0xaace1e7c, 0xd3375fec, 0xce78a399, 0x406b2a42,
222 0x20fe9e35, 0xd9f385b9, 0xee39d7ab, 0x3b124e8b,
223 0x1dc9faf7, 0x4b6d1856, 0x26a36631, 0xeae397b2,
224 0x3a6efa74, 0xdd5b4332, 0x6841e7f7, 0xca7820fb,
225 0xfb0af54e, 0xd8feb397, 0x454056ac, 0xba489527,
226 0x55533a3a, 0x20838d87, 0xfe6ba9b7, 0xd096954b,
227 0x55a867bc, 0xa1159a58, 0xcca92963, 0x99e1db33,
228 0xa62a4a56, 0x3f3125f9, 0x5ef47e1c, 0x9029317c,
229 0xfdf8e802, 0x04272f70, 0x80bb155c, 0x05282ce3,
230 0x95c11548, 0xe4c66d22, 0x48c1133f, 0xc70f86dc,
231 0x07f9c9ee, 0x41041f0f, 0x404779a4, 0x5d886e17,
232 0x325f51eb, 0xd59bc0d1, 0xf2bcc18f, 0x41113564,
233 0x257b7834, 0x602a9c60, 0xdff8e8a3, 0x1f636c1b,
234 0x0e12b4c2, 0x02e1329e, 0xaf664fd1, 0xcad18115,
235 0x6b2395e0, 0x333e92e1, 0x3b240b62, 0xeebeb922,
236 0x85b2a20e, 0xe6ba0d99, 0xde720c8c, 0x2da2f728,
237 0xd0127845, 0x95b794fd, 0x647d0862, 0xe7ccf5f0,
238 0x5449a36f, 0x877d48fa, 0xc39dfd27, 0xf33e8d1e,
239 0x0a476341, 0x992eff74, 0x3a6f6eab, 0xf4f8fd37,
240 0xa812dc60, 0xa1ebddf8, 0x991be14c, 0xdb6e6b0d,
241 0xc67b5510, 0x6d672c37, 0x2765d43b, 0xdcd0e804,
242 0xf1290dc7, 0xcc00ffa3, 0xb5390f92, 0x690fed0b,
243
244 0x667b9ffb, 0xcedb7d9c, 0xa091cf0b, 0xd9155ea3,
245 0xbb132f88, 0x515bad24, 0x7b9479bf, 0x763bd6eb,
246 0x37392eb3, 0xcc115979, 0x8026e297, 0xf42e312d,
247 0x6842ada7, 0xc66a2b3b, 0x12754ccc, 0x782ef11c,
248 0x6a124237, 0xb79251e7, 0x06a1bbe6, 0x4bfb6350,
249 0x1a6b1018, 0x11caedfa, 0x3d25bdd8, 0xe2e1c3c9,
250 0x44421659, 0x0a121386, 0xd90cec6e, 0xd5abea2a,
251 0x64af674e, 0xda86a85f, 0xbebfe988, 0x64e4c3fe,
252 0x9dbc8057, 0xf0f7c086, 0x60787bf8, 0x6003604d,
253 0xd1fd8346, 0xf6381fb0, 0x7745ae04, 0xd736fccc,
254 0x83426b33, 0xf01eab71, 0xb0804187, 0x3c005e5f,
255 0x77a057be, 0xbde8ae24, 0x55464299, 0xbf582e61,
256 0x4e58f48f, 0xf2ddfda2, 0xf474ef38, 0x8789bdc2,
257 0x5366f9c3, 0xc8b38e74, 0xb475f255, 0x46fcd9b9,
258 0x7aeb2661, 0x8b1ddf84, 0x846a0e79, 0x915f95e2,
259 0x466e598e, 0x20b45770, 0x8cd55591, 0xc902de4c,
260 0xb90bace1, 0xbb8205d0, 0x11a86248, 0x7574a99e,
261 0xb77f19b6, 0xe0a9dc09, 0x662d09a1, 0xc4324633,
262 0xe85a1f02, 0x09f0be8c, 0x4a99a025, 0x1d6efe10,
263 0x1ab93d1d, 0x0ba5a4df, 0xa186f20f, 0x2868f169,
264 0xdcb7da83, 0x573906fe, 0xa1e2ce9b, 0x4fcd7f52,
265 0x50115e01, 0xa70683fa, 0xa002b5c4, 0x0de6d027,
266 0x9af88c27, 0x773f8641, 0xc3604c06, 0x61a806b5,
267 0xf0177a28, 0xc0f586e0, 0x006058aa, 0x30dc7d62,
268 0x11e69ed7, 0x2338ea63, 0x53c2dd94, 0xc2c21634,
269 0xbbcbee56, 0x90bcb6de, 0xebfc7da1, 0xce591d76,
270 0x6f05e409, 0x4b7c0188, 0x39720a3d, 0x7c927c24,
271 0x86e3725f, 0x724d9db9, 0x1ac15bb4, 0xd39eb8fc,
272 0xed545578, 0x08fca5b5, 0xd83d7cd3, 0x4dad0fc4,
273 0x1e50ef5e, 0xb161e6f8, 0xa28514d9, 0x6c51133c,
274 0x6fd5c7e7, 0x56e14ec4, 0x362abfce, 0xddc6c837,
275 0xd79a3234, 0x92638212, 0x670efa8e, 0x406000e0
276 }, {
277 0x3a39ce37, 0xd3faf5cf, 0xabc27737, 0x5ac52d1b,
278 0x5cb0679e, 0x4fa33742, 0xd3822740, 0x99bc9bbe,
279 0xd5118e9d, 0xbf0f7315, 0xd62d1c7e, 0xc700c47b,
280 0xb78c1b6b, 0x21a19045, 0xb26eb1be, 0x6a366eb4,
281 0x5748ab2f, 0xbc946e79, 0xc6a376d2, 0x6549c2c8,
282 0x530ff8ee, 0x468dde7d, 0xd5730a1d, 0x4cd04dc6,
283 0x2939bbdb, 0xa9ba4650, 0xac9526e8, 0xbe5ee304,
284 0xa1fad5f0, 0x6a2d519a, 0x63ef8ce2, 0x9a86ee22,
285 0xc089c2b8, 0x43242ef6, 0xa51e03aa, 0x9cf2d0a4,
286 0x83c061ba, 0x9be96a4d, 0x8fe51550, 0xba645bd6,
287 0x2826a2f9, 0xa73a3ae1, 0x4ba99586, 0xef5562e9,
288 0xc72fefd3, 0xf752f7da, 0x3f046f69, 0x77fa0a59,
289 0x80e4a915, 0x87b08601, 0x9b09e6ad, 0x3b3ee593,
290 0xe990fd5a, 0x9e34d797, 0x2cf0b7d9, 0x022b8b51,
291 0x96d5ac3a, 0x017da67d, 0xd1cf3ed6, 0x7c7d2d28,
292 0x1f9f25cf, 0xadf2b89b, 0x5ad6b472, 0x5a88f54c,
293 0xe029ac71, 0xe019a5e6, 0x47b0acfd, 0xed93fa9b,
294 0xe8d3c48d, 0x283b57cc, 0xf8d56629, 0x79132e28,
295 0x785f0191, 0xed756055, 0xf7960e44, 0xe3d35e8c,
296 0x15056dd4, 0x88f46dba, 0x03a16125, 0x0564f0bd,
297 0xc3eb9e15, 0x3c9057a2, 0x97271aec, 0xa93a072a,
298 0x1b3f6d9b, 0x1e6321f5, 0xf59c66fb, 0x26dcf319,
299 0x7533d928, 0xb155fdf5, 0x03563482, 0x8aba3cbb,
300 0x28517711, 0xc20ad9f8, 0xabcc5167, 0xccad925f,
301 0x4de81751, 0x3830dc8e, 0x379d5862, 0x9320f991,
302 0xea7a90c2, 0xfb3e7bce, 0x5121ce64, 0x774fbe32,
303 0xa8b6e37e, 0xc3293d46, 0x48de5369, 0x6413e680,
304 0xa2ae0810, 0xdd6db224, 0x69852dfd, 0x09072166,
305 0xb39a460a, 0x6445c0dd, 0x586cdecf, 0x1c20c8ae,
306 0x5bbef7dd, 0x1b588d40, 0xccd2017f, 0x6bb4e3bb,
307 0xdda26a7e, 0x3a59ff45, 0x3e350a44, 0xbcb4cdd5,
308 0x72eacea8, 0xfa6484bb, 0x8d6612ae, 0xbf3c6f47,
309
310 0xd29be463, 0x542f5d9e, 0xaec2771b, 0xf64e6370,
311 0x740e0d8d, 0xe75b1357, 0xf8721671, 0xaf537d5d,
312 0x4040cb08, 0x4eb4e2cc, 0x34d2466a, 0x0115af84,
313 0xe1b00428, 0x95983a1d, 0x06b89fb4, 0xce6ea048,
314 0x6f3f3b82, 0x3520ab82, 0x011a1d4b, 0x277227f8,
315 0x611560b1, 0xe7933fdc, 0xbb3a792b, 0x344525bd,
316 0xa08839e1, 0x51ce794b, 0x2f32c9b7, 0xa01fbac9,
317 0xe01cc87e, 0xbcc7d1f6, 0xcf0111c3, 0xa1e8aac7,
318 0x1a908749, 0xd44fbd9a, 0xd0dadecb, 0xd50ada38,
319 0x0339c32a, 0xc6913667, 0x8df9317c, 0xe0b12b4f,
320 0xf79e59b7, 0x43f5bb3a, 0xf2d519ff, 0x27d9459c,
321 0xbf97222c, 0x15e6fc2a, 0x0f91fc71, 0x9b941525,
322 0xfae59361, 0xceb69ceb, 0xc2a86459, 0x12baa8d1,
323 0xb6c1075e, 0xe3056a0c, 0x10d25065, 0xcb03a442,
324 0xe0ec6e0e, 0x1698db3b, 0x4c98a0be, 0x3278e964,
325 0x9f1f9532, 0xe0d392df, 0xd3a0342b, 0x8971f21e,
326 0x1b0a7441, 0x4ba3348c, 0xc5be7120, 0xc37632d8,
327 0xdf359f8d, 0x9b992f2e, 0xe60b6f47, 0x0fe3f11d,
328 0xe54cda54, 0x1edad891, 0xce6279cf, 0xcd3e7e6f,
329 0x1618b166, 0xfd2c1d05, 0x848fd2c5, 0xf6fb2299,
330 0xf523f357, 0xa6327623, 0x93a83531, 0x56cccd02,
331 0xacf08162, 0x5a75ebb5, 0x6e163697, 0x88d273cc,
332 0xde966292, 0x81b949d0, 0x4c50901b, 0x71c65614,
333 0xe6c6c7bd, 0x327a140a, 0x45e1d006, 0xc3f27b9a,
334 0xc9aa53fd, 0x62a80f00, 0xbb25bfe2, 0x35bdd2f6,
335 0x71126905, 0xb2040222, 0xb6cbcf7c, 0xcd769c2b,
336 0x53113ec0, 0x1640e3d3, 0x38abbd60, 0x2547adf0,
337 0xba38209c, 0xf746ce76, 0x77afa1c5, 0x20756060,
338 0x85cbfe4e, 0x8ae88dd8, 0x7aaaf9b0, 0x4cf9aa7e,
339 0x1948c25c, 0x02fb8a8c, 0x01c36ae4, 0xd6ebe1f9,
340 0x90d4f869, 0xa65cdea0, 0x3f09252d, 0xc208e69f,
341 0xb74e6132, 0xce77e25b, 0x578fdfe3, 0x3ac372e6
342 }
343 };
344
345 for (i=0;i<NUM_SUBKEYS;i++)
346 PA[i] = PA_Init[i];
347
348 for (j=0;j<NUM_S_BOXES;j++)
349 for (i=0;i<NUM_ENTRIES;i++)
350 SB[j][i] = SB_Init[j][i];
351}
352
353void Bu::Blowfish::encipher( void *pData )
354{
355 DWord *dwWork = (DWord *)pData;
356 Word &w1 = dwWork->word0, &w2 = dwWork->word1;
357
358 w1.word = be32toh( w1.word );
359 w2.word = be32toh( w2.word );
360
361 keyEncipher( w1, w2 );
362
363 revBytes( w1.word );
364 revBytes( w2.word );
365}
366
367void Bu::Blowfish::keyEncipher( Word &w1, Word &w2 )
368{
369 w1.word ^= PA[0];
370 w2.word ^= F(w1)^PA[1]; w1.word ^= F(w2)^PA[2];
371 w2.word ^= F(w1)^PA[3]; w1.word ^= F(w2)^PA[4];
372 w2.word ^= F(w1)^PA[5]; w1.word ^= F(w2)^PA[6];
373 w2.word ^= F(w1)^PA[7]; w1.word ^= F(w2)^PA[8];
374 w2.word ^= F(w1)^PA[9]; w1.word ^= F(w2)^PA[10];
375 w2.word ^= F(w1)^PA[11]; w1.word ^= F(w2)^PA[12];
376 w2.word ^= F(w1)^PA[13]; w1.word ^= F(w2)^PA[14];
377 w2.word ^= F(w1)^PA[15]; w1.word ^= F(w2)^PA[16];
378 w2.word ^= PA[17];
379
380 Bu::swap( w1, w2 );
381}
382
383void Bu::Blowfish::decipher( void *pData )
384{
385 DWord *dwWork = (DWord *)pData;
386 Word &w1 = dwWork->word0, &w2 = dwWork->word1;
387
388 revBytes( w1.word );
389 revBytes( w2.word );
390
391 w1.word ^= PA[17];
392 w2.word ^= F(w1)^PA[16]; w1.word ^= F(w2)^PA[15];
393 w2.word ^= F(w1)^PA[14]; w1.word ^= F(w2)^PA[13];
394 w2.word ^= F(w1)^PA[12]; w1.word ^= F(w2)^PA[11];
395 w2.word ^= F(w1)^PA[10]; w1.word ^= F(w2)^PA[9];
396 w2.word ^= F(w1)^PA[8]; w1.word ^= F(w2)^PA[7];
397 w2.word ^= F(w1)^PA[6]; w1.word ^= F(w2)^PA[5];
398 w2.word ^= F(w1)^PA[4]; w1.word ^= F(w2)^PA[3];
399 w2.word ^= F(w1)^PA[2]; w1.word ^= F(w2)^PA[1];
400 w2.word ^= PA[0];
401
402 Bu::swap( w1, w2 );
403
404 w1.word = htobe32( w1.word );
405 w2.word = htobe32( w2.word );
406}
407
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-21 20:00:14 +0000