aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--src/config.h5
-rw-r--r--src/experimental/blowfish.cpp444
-rw-r--r--src/experimental/blowfish.h73
3 files changed, 521 insertions, 1 deletions
diff --git a/src/config.h b/src/config.h
index 260d406..72f5870 100644
--- a/src/config.h
+++ b/src/config.h
@@ -20,7 +20,10 @@
20#ifndef WIN32 20#ifndef WIN32
21#include "bu/autoconfig.h" 21#include "bu/autoconfig.h"
22#else 22#else
23#warning Cannot generate an autoinclude file for windows yet 23#define __LITTLE_ENDIAN 1234
24#define __BIG_ENDIAN 4321
25#define __PDP_ENDIAN 3412
26#define __BYTE_ORDER __LITTLE_ENDIAN
24#endif 27#endif
25 28
26 29
diff --git a/src/experimental/blowfish.cpp b/src/experimental/blowfish.cpp
new file mode 100644
index 0000000..401291c
--- /dev/null
+++ b/src/experimental/blowfish.cpp
@@ -0,0 +1,444 @@
1#include "bu/blowfish.h"
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::Filter( rNext )
13{
14}
15
16Bu::Blowfish::~Blowfish()
17{
18 reset();
19}
20
21void Bu::Blowfish::setPassword( const Bu::String &sPass )
22{
23 reset();
24
25 unsigned int i,j,len=sPass.getSize();
26 Word Work,null0,null1;
27
28 if (len > 0)
29 {
30 j = 0;
31 for (i=0;i<NUM_SUBKEYS;i++)
32 {
33 Work.byte.zero = sPass[(j++)%len];
34 Work.byte.one = sPass[(j++)%len];
35 Work.byte.two = sPass[(j++)%len];
36 Work.byte.three = sPass[(j++)%len];
37 PA[i] ^= Work.word;
38 }
39
40 null0.word = null1.word = 0;
41
42 for (i=0;i<NUM_SUBKEYS;i+=2)
43 {
44 BF_En(&null0,&null1);
45 PA[i] = null0.word;
46 PA[i+1] = null1.word;
47 }
48
49 for (j=0;j<NUM_S_BOXES;j++)
50 for (i=0;i<NUM_ENTRIES;i+=2)
51 {
52 BF_En(&null0,&null1);
53 SB[j][i] = null0.word;
54 SB[j][i+1] = null1.word;
55 }
56 }
57
58 Work.word = null0.word = null1.word = 0;
59 len = 0;
60}
61
62void Bu::Blowfish::start()
63{
64}
65
66Bu::size Bu::Blowfish::stop()
67{
68 return 0;
69}
70
71Bu::size Bu::Blowfish::read( void *pBuf, Bu::size iBytes )
72{
73 unsigned int i;
74 DWord dwWork;
75
76 if (iBytes%8)
77 {
78 return 0;
79 }
80
81 iBytes /= 8;
82
83 for (i=0;i<iBytes;i++)
84 {
85 int iRead = rNext.read( &dwWork, 8 );
86 sio << "Read: " << iRead << sio.nl;
87 BF_De(&dwWork.word0,&dwWork.word1);
88 memcpy( ((char *)pBuf)+(i*8), &dwWork, 8 );
89 }
90
91 memset( &dwWork, 0, 8 );
92 return iBytes*8;
93}
94
95Bu::size Bu::Blowfish::write( const void *pBuf, Bu::size iBytes )
96{
97 unsigned int i;
98 DWord dwWork;
99
100 if (iBytes%8)
101 {
102 return 0;
103 }
104
105 iBytes /= 8;
106
107 for (i=0;i<iBytes;i++)
108 {
109 memcpy( &dwWork, ((const char *)pBuf)+(i*8), 8 );
110 BF_En(&dwWork.word0,&dwWork.word1);
111 rNext.write( &dwWork, 8 );
112 }
113
114 memset( &dwWork, 0, 8 );
115 return iBytes*8;
116}
117
118void Bu::Blowfish::reset()
119{
120 unsigned int i,j;
121
122 static unsigned int PA_Init[NUM_SUBKEYS] =
123 {
124 0x243f6a88, 0x85a308d3, 0x13198a2e, 0x03707344,
125 0xa4093822, 0x299f31d0, 0x082efa98, 0xec4e6c89,
126 0x452821e6, 0x38d01377, 0xbe5466cf, 0x34e90c6c,
127 0xc0ac29b7, 0xc97c50dd, 0x3f84d5b5, 0xb5470917,
128 0x9216d5d9, 0x8979fb1b
129 };
130
131 static unsigned int SB_Init[NUM_S_BOXES][NUM_ENTRIES] = {
132 {
133 0xd1310ba6, 0x98dfb5ac, 0x2ffd72db, 0xd01adfb7,
134 0xb8e1afed, 0x6a267e96, 0xba7c9045, 0xf12c7f99,
135 0x24a19947, 0xb3916cf7, 0x0801f2e2, 0x858efc16,
136 0x636920d8, 0x71574e69, 0xa458fea3, 0xf4933d7e,
137 0x0d95748f, 0x728eb658, 0x718bcd58, 0x82154aee,
138 0x7b54a41d, 0xc25a59b5, 0x9c30d539, 0x2af26013,
139 0xc5d1b023, 0x286085f0, 0xca417918, 0xb8db38ef,
140 0x8e79dcb0, 0x603a180e, 0x6c9e0e8b, 0xb01e8a3e,
141 0xd71577c1, 0xbd314b27, 0x78af2fda, 0x55605c60,
142 0xe65525f3, 0xaa55ab94, 0x57489862, 0x63e81440,
143 0x55ca396a, 0x2aab10b6, 0xb4cc5c34, 0x1141e8ce,
144 0xa15486af, 0x7c72e993, 0xb3ee1411, 0x636fbc2a,
145 0x2ba9c55d, 0x741831f6, 0xce5c3e16, 0x9b87931e,
146 0xafd6ba33, 0x6c24cf5c, 0x7a325381, 0x28958677,
147 0x3b8f4898, 0x6b4bb9af, 0xc4bfe81b, 0x66282193,
148 0x61d809cc, 0xfb21a991, 0x487cac60, 0x5dec8032,
149 0xef845d5d, 0xe98575b1, 0xdc262302, 0xeb651b88,
150 0x23893e81, 0xd396acc5, 0x0f6d6ff3, 0x83f44239,
151 0x2e0b4482, 0xa4842004, 0x69c8f04a, 0x9e1f9b5e,
152 0x21c66842, 0xf6e96c9a, 0x670c9c61, 0xabd388f0,
153 0x6a51a0d2, 0xd8542f68, 0x960fa728, 0xab5133a3,
154 0x6eef0b6c, 0x137a3be4, 0xba3bf050, 0x7efb2a98,
155 0xa1f1651d, 0x39af0176, 0x66ca593e, 0x82430e88,
156 0x8cee8619, 0x456f9fb4, 0x7d84a5c3, 0x3b8b5ebe,
157 0xe06f75d8, 0x85c12073, 0x401a449f, 0x56c16aa6,
158 0x4ed3aa62, 0x363f7706, 0x1bfedf72, 0x429b023d,
159 0x37d0d724, 0xd00a1248, 0xdb0fead3, 0x49f1c09b,
160 0x075372c9, 0x80991b7b, 0x25d479d8, 0xf6e8def7,
161 0xe3fe501a, 0xb6794c3b, 0x976ce0bd, 0x04c006ba,
162 0xc1a94fb6, 0x409f60c4, 0x5e5c9ec2, 0x196a2463,
163 0x68fb6faf, 0x3e6c53b5, 0x1339b2eb, 0x3b52ec6f,
164 0x6dfc511f, 0x9b30952c, 0xcc814544, 0xaf5ebd09,
165
166 0xbee3d004, 0xde334afd, 0x660f2807, 0x192e4bb3,
167 0xc0cba857, 0x45c8740f, 0xd20b5f39, 0xb9d3fbdb,
168 0x5579c0bd, 0x1a60320a, 0xd6a100c6, 0x402c7279,
169 0x679f25fe, 0xfb1fa3cc, 0x8ea5e9f8, 0xdb3222f8,
170 0x3c7516df, 0xfd616b15, 0x2f501ec8, 0xad0552ab,
171 0x323db5fa, 0xfd238760, 0x53317b48, 0x3e00df82,
172 0x9e5c57bb, 0xca6f8ca0, 0x1a87562e, 0xdf1769db,
173 0xd542a8f6, 0x287effc3, 0xac6732c6, 0x8c4f5573,
174 0x695b27b0, 0xbbca58c8, 0xe1ffa35d, 0xb8f011a0,
175 0x10fa3d98, 0xfd2183b8, 0x4afcb56c, 0x2dd1d35b,
176 0x9a53e479, 0xb6f84565, 0xd28e49bc, 0x4bfb9790,
177 0xe1ddf2da, 0xa4cb7e33, 0x62fb1341, 0xcee4c6e8,
178 0xef20cada, 0x36774c01, 0xd07e9efe, 0x2bf11fb4,
179 0x95dbda4d, 0xae909198, 0xeaad8e71, 0x6b93d5a0,
180 0xd08ed1d0, 0xafc725e0, 0x8e3c5b2f, 0x8e7594b7,
181 0x8ff6e2fb, 0xf2122b64, 0x8888b812, 0x900df01c,
182 0x4fad5ea0, 0x688fc31c, 0xd1cff191, 0xb3a8c1ad,
183 0x2f2f2218, 0xbe0e1777, 0xea752dfe, 0x8b021fa1,
184 0xe5a0cc0f, 0xb56f74e8, 0x18acf3d6, 0xce89e299,
185 0xb4a84fe0, 0xfd13e0b7, 0x7cc43b81, 0xd2ada8d9,
186 0x165fa266, 0x80957705, 0x93cc7314, 0x211a1477,
187 0xe6ad2065, 0x77b5fa86, 0xc75442f5, 0xfb9d35cf,
188 0xebcdaf0c, 0x7b3e89a0, 0xd6411bd3, 0xae1e7e49,
189 0x00250e2d, 0x2071b35e, 0x226800bb, 0x57b8e0af,
190 0x2464369b, 0xf009b91e, 0x5563911d, 0x59dfa6aa,
191 0x78c14389, 0xd95a537f, 0x207d5ba2, 0x02e5b9c5,
192 0x83260376, 0x6295cfa9, 0x11c81968, 0x4e734a41,
193 0xb3472dca, 0x7b14a94a, 0x1b510052, 0x9a532915,
194 0xd60f573f, 0xbc9bc6e4, 0x2b60a476, 0x81e67400,
195 0x08ba6fb5, 0x571be91f, 0xf296ec6b, 0x2a0dd915,
196 0xb6636521, 0xe7b9f9b6, 0xff34052e, 0xc5855664,
197 0x53b02d5d, 0xa99f8fa1, 0x08ba4799, 0x6e85076a
198 }, {
199 0x4b7a70e9, 0xb5b32944, 0xdb75092e, 0xc4192623,
200 0xad6ea6b0, 0x49a7df7d, 0x9cee60b8, 0x8fedb266,
201 0xecaa8c71, 0x699a17ff, 0x5664526c, 0xc2b19ee1,
202 0x193602a5, 0x75094c29, 0xa0591340, 0xe4183a3e,
203 0x3f54989a, 0x5b429d65, 0x6b8fe4d6, 0x99f73fd6,
204 0xa1d29c07, 0xefe830f5, 0x4d2d38e6, 0xf0255dc1,
205 0x4cdd2086, 0x8470eb26, 0x6382e9c6, 0x021ecc5e,
206 0x09686b3f, 0x3ebaefc9, 0x3c971814, 0x6b6a70a1,
207 0x687f3584, 0x52a0e286, 0xb79c5305, 0xaa500737,
208 0x3e07841c, 0x7fdeae5c, 0x8e7d44ec, 0x5716f2b8,
209 0xb03ada37, 0xf0500c0d, 0xf01c1f04, 0x0200b3ff,
210 0xae0cf51a, 0x3cb574b2, 0x25837a58, 0xdc0921bd,
211 0xd19113f9, 0x7ca92ff6, 0x94324773, 0x22f54701,
212 0x3ae5e581, 0x37c2dadc, 0xc8b57634, 0x9af3dda7,
213 0xa9446146, 0x0fd0030e, 0xecc8c73e, 0xa4751e41,
214 0xe238cd99, 0x3bea0e2f, 0x3280bba1, 0x183eb331,
215 0x4e548b38, 0x4f6db908, 0x6f420d03, 0xf60a04bf,
216 0x2cb81290, 0x24977c79, 0x5679b072, 0xbcaf89af,
217 0xde9a771f, 0xd9930810, 0xb38bae12, 0xdccf3f2e,
218 0x5512721f, 0x2e6b7124, 0x501adde6, 0x9f84cd87,
219 0x7a584718, 0x7408da17, 0xbc9f9abc, 0xe94b7d8c,
220 0xec7aec3a, 0xdb851dfa, 0x63094366, 0xc464c3d2,
221 0xef1c1847, 0x3215d908, 0xdd433b37, 0x24c2ba16,
222 0x12a14d43, 0x2a65c451, 0x50940002, 0x133ae4dd,
223 0x71dff89e, 0x10314e55, 0x81ac77d6, 0x5f11199b,
224 0x043556f1, 0xd7a3c76b, 0x3c11183b, 0x5924a509,
225 0xf28fe6ed, 0x97f1fbfa, 0x9ebabf2c, 0x1e153c6e,
226 0x86e34570, 0xeae96fb1, 0x860e5e0a, 0x5a3e2ab3,
227 0x771fe71c, 0x4e3d06fa, 0x2965dcb9, 0x99e71d0f,
228 0x803e89d6, 0x5266c825, 0x2e4cc978, 0x9c10b36a,
229 0xc6150eba, 0x94e2ea78, 0xa5fc3c53, 0x1e0a2df4,
230 0xf2f74ea7, 0x361d2b3d, 0x1939260f, 0x19c27960,
231
232 0x5223a708, 0xf71312b6, 0xebadfe6e, 0xeac31f66,
233 0xe3bc4595, 0xa67bc883, 0xb17f37d1, 0x018cff28,
234 0xc332ddef, 0xbe6c5aa5, 0x65582185, 0x68ab9802,
235 0xeecea50f, 0xdb2f953b, 0x2aef7dad, 0x5b6e2f84,
236 0x1521b628, 0x29076170, 0xecdd4775, 0x619f1510,
237 0x13cca830, 0xeb61bd96, 0x0334fe1e, 0xaa0363cf,
238 0xb5735c90, 0x4c70a239, 0xd59e9e0b, 0xcbaade14,
239 0xeecc86bc, 0x60622ca7, 0x9cab5cab, 0xb2f3846e,
240 0x648b1eaf, 0x19bdf0ca, 0xa02369b9, 0x655abb50,
241 0x40685a32, 0x3c2ab4b3, 0x319ee9d5, 0xc021b8f7,
242 0x9b540b19, 0x875fa099, 0x95f7997e, 0x623d7da8,
243 0xf837889a, 0x97e32d77, 0x11ed935f, 0x16681281,
244 0x0e358829, 0xc7e61fd6, 0x96dedfa1, 0x7858ba99,
245 0x57f584a5, 0x1b227263, 0x9b83c3ff, 0x1ac24696,
246 0xcdb30aeb, 0x532e3054, 0x8fd948e4, 0x6dbc3128,
247 0x58ebf2ef, 0x34c6ffea, 0xfe28ed61, 0xee7c3c73,
248 0x5d4a14d9, 0xe864b7e3, 0x42105d14, 0x203e13e0,
249 0x45eee2b6, 0xa3aaabea, 0xdb6c4f15, 0xfacb4fd0,
250 0xc742f442, 0xef6abbb5, 0x654f3b1d, 0x41cd2105,
251 0xd81e799e, 0x86854dc7, 0xe44b476a, 0x3d816250,
252 0xcf62a1f2, 0x5b8d2646, 0xfc8883a0, 0xc1c7b6a3,
253 0x7f1524c3, 0x69cb7492, 0x47848a0b, 0x5692b285,
254 0x095bbf00, 0xad19489d, 0x1462b174, 0x23820e00,
255 0x58428d2a, 0x0c55f5ea, 0x1dadf43e, 0x233f7061,
256 0x3372f092, 0x8d937e41, 0xd65fecf1, 0x6c223bdb,
257 0x7cde3759, 0xcbee7460, 0x4085f2a7, 0xce77326e,
258 0xa6078084, 0x19f8509e, 0xe8efd855, 0x61d99735,
259 0xa969a7aa, 0xc50c06c2, 0x5a04abfc, 0x800bcadc,
260 0x9e447a2e, 0xc3453484, 0xfdd56705, 0x0e1e9ec9,
261 0xdb73dbd3, 0x105588cd, 0x675fda79, 0xe3674340,
262 0xc5c43465, 0x713e38d8, 0x3d28f89e, 0xf16dff20,
263 0x153e21e7, 0x8fb03d4a, 0xe6e39f2b, 0xdb83adf7
264 }, {
265 0xe93d5a68, 0x948140f7, 0xf64c261c, 0x94692934,
266 0x411520f7, 0x7602d4f7, 0xbcf46b2e, 0xd4a20068,
267 0xd4082471, 0x3320f46a, 0x43b7d4b7, 0x500061af,
268 0x1e39f62e, 0x97244546, 0x14214f74, 0xbf8b8840,
269 0x4d95fc1d, 0x96b591af, 0x70f4ddd3, 0x66a02f45,
270 0xbfbc09ec, 0x03bd9785, 0x7fac6dd0, 0x31cb8504,
271 0x96eb27b3, 0x55fd3941, 0xda2547e6, 0xabca0a9a,
272 0x28507825, 0x530429f4, 0x0a2c86da, 0xe9b66dfb,
273 0x68dc1462, 0xd7486900, 0x680ec0a4, 0x27a18dee,
274 0x4f3ffea2, 0xe887ad8c, 0xb58ce006, 0x7af4d6b6,
275 0xaace1e7c, 0xd3375fec, 0xce78a399, 0x406b2a42,
276 0x20fe9e35, 0xd9f385b9, 0xee39d7ab, 0x3b124e8b,
277 0x1dc9faf7, 0x4b6d1856, 0x26a36631, 0xeae397b2,
278 0x3a6efa74, 0xdd5b4332, 0x6841e7f7, 0xca7820fb,
279 0xfb0af54e, 0xd8feb397, 0x454056ac, 0xba489527,
280 0x55533a3a, 0x20838d87, 0xfe6ba9b7, 0xd096954b,
281 0x55a867bc, 0xa1159a58, 0xcca92963, 0x99e1db33,
282 0xa62a4a56, 0x3f3125f9, 0x5ef47e1c, 0x9029317c,
283 0xfdf8e802, 0x04272f70, 0x80bb155c, 0x05282ce3,
284 0x95c11548, 0xe4c66d22, 0x48c1133f, 0xc70f86dc,
285 0x07f9c9ee, 0x41041f0f, 0x404779a4, 0x5d886e17,
286 0x325f51eb, 0xd59bc0d1, 0xf2bcc18f, 0x41113564,
287 0x257b7834, 0x602a9c60, 0xdff8e8a3, 0x1f636c1b,
288 0x0e12b4c2, 0x02e1329e, 0xaf664fd1, 0xcad18115,
289 0x6b2395e0, 0x333e92e1, 0x3b240b62, 0xeebeb922,
290 0x85b2a20e, 0xe6ba0d99, 0xde720c8c, 0x2da2f728,
291 0xd0127845, 0x95b794fd, 0x647d0862, 0xe7ccf5f0,
292 0x5449a36f, 0x877d48fa, 0xc39dfd27, 0xf33e8d1e,
293 0x0a476341, 0x992eff74, 0x3a6f6eab, 0xf4f8fd37,
294 0xa812dc60, 0xa1ebddf8, 0x991be14c, 0xdb6e6b0d,
295 0xc67b5510, 0x6d672c37, 0x2765d43b, 0xdcd0e804,
296 0xf1290dc7, 0xcc00ffa3, 0xb5390f92, 0x690fed0b,
297
298 0x667b9ffb, 0xcedb7d9c, 0xa091cf0b, 0xd9155ea3,
299 0xbb132f88, 0x515bad24, 0x7b9479bf, 0x763bd6eb,
300 0x37392eb3, 0xcc115979, 0x8026e297, 0xf42e312d,
301 0x6842ada7, 0xc66a2b3b, 0x12754ccc, 0x782ef11c,
302 0x6a124237, 0xb79251e7, 0x06a1bbe6, 0x4bfb6350,
303 0x1a6b1018, 0x11caedfa, 0x3d25bdd8, 0xe2e1c3c9,
304 0x44421659, 0x0a121386, 0xd90cec6e, 0xd5abea2a,
305 0x64af674e, 0xda86a85f, 0xbebfe988, 0x64e4c3fe,
306 0x9dbc8057, 0xf0f7c086, 0x60787bf8, 0x6003604d,
307 0xd1fd8346, 0xf6381fb0, 0x7745ae04, 0xd736fccc,
308 0x83426b33, 0xf01eab71, 0xb0804187, 0x3c005e5f,
309 0x77a057be, 0xbde8ae24, 0x55464299, 0xbf582e61,
310 0x4e58f48f, 0xf2ddfda2, 0xf474ef38, 0x8789bdc2,
311 0x5366f9c3, 0xc8b38e74, 0xb475f255, 0x46fcd9b9,
312 0x7aeb2661, 0x8b1ddf84, 0x846a0e79, 0x915f95e2,
313 0x466e598e, 0x20b45770, 0x8cd55591, 0xc902de4c,
314 0xb90bace1, 0xbb8205d0, 0x11a86248, 0x7574a99e,
315 0xb77f19b6, 0xe0a9dc09, 0x662d09a1, 0xc4324633,
316 0xe85a1f02, 0x09f0be8c, 0x4a99a025, 0x1d6efe10,
317 0x1ab93d1d, 0x0ba5a4df, 0xa186f20f, 0x2868f169,
318 0xdcb7da83, 0x573906fe, 0xa1e2ce9b, 0x4fcd7f52,
319 0x50115e01, 0xa70683fa, 0xa002b5c4, 0x0de6d027,
320 0x9af88c27, 0x773f8641, 0xc3604c06, 0x61a806b5,
321 0xf0177a28, 0xc0f586e0, 0x006058aa, 0x30dc7d62,
322 0x11e69ed7, 0x2338ea63, 0x53c2dd94, 0xc2c21634,
323 0xbbcbee56, 0x90bcb6de, 0xebfc7da1, 0xce591d76,
324 0x6f05e409, 0x4b7c0188, 0x39720a3d, 0x7c927c24,
325 0x86e3725f, 0x724d9db9, 0x1ac15bb4, 0xd39eb8fc,
326 0xed545578, 0x08fca5b5, 0xd83d7cd3, 0x4dad0fc4,
327 0x1e50ef5e, 0xb161e6f8, 0xa28514d9, 0x6c51133c,
328 0x6fd5c7e7, 0x56e14ec4, 0x362abfce, 0xddc6c837,
329 0xd79a3234, 0x92638212, 0x670efa8e, 0x406000e0
330 }, {
331 0x3a39ce37, 0xd3faf5cf, 0xabc27737, 0x5ac52d1b,
332 0x5cb0679e, 0x4fa33742, 0xd3822740, 0x99bc9bbe,
333 0xd5118e9d, 0xbf0f7315, 0xd62d1c7e, 0xc700c47b,
334 0xb78c1b6b, 0x21a19045, 0xb26eb1be, 0x6a366eb4,
335 0x5748ab2f, 0xbc946e79, 0xc6a376d2, 0x6549c2c8,
336 0x530ff8ee, 0x468dde7d, 0xd5730a1d, 0x4cd04dc6,
337 0x2939bbdb, 0xa9ba4650, 0xac9526e8, 0xbe5ee304,
338 0xa1fad5f0, 0x6a2d519a, 0x63ef8ce2, 0x9a86ee22,
339 0xc089c2b8, 0x43242ef6, 0xa51e03aa, 0x9cf2d0a4,
340 0x83c061ba, 0x9be96a4d, 0x8fe51550, 0xba645bd6,
341 0x2826a2f9, 0xa73a3ae1, 0x4ba99586, 0xef5562e9,
342 0xc72fefd3, 0xf752f7da, 0x3f046f69, 0x77fa0a59,
343 0x80e4a915, 0x87b08601, 0x9b09e6ad, 0x3b3ee593,
344 0xe990fd5a, 0x9e34d797, 0x2cf0b7d9, 0x022b8b51,
345 0x96d5ac3a, 0x017da67d, 0xd1cf3ed6, 0x7c7d2d28,
346 0x1f9f25cf, 0xadf2b89b, 0x5ad6b472, 0x5a88f54c,
347 0xe029ac71, 0xe019a5e6, 0x47b0acfd, 0xed93fa9b,
348 0xe8d3c48d, 0x283b57cc, 0xf8d56629, 0x79132e28,
349 0x785f0191, 0xed756055, 0xf7960e44, 0xe3d35e8c,
350 0x15056dd4, 0x88f46dba, 0x03a16125, 0x0564f0bd,
351 0xc3eb9e15, 0x3c9057a2, 0x97271aec, 0xa93a072a,
352 0x1b3f6d9b, 0x1e6321f5, 0xf59c66fb, 0x26dcf319,
353 0x7533d928, 0xb155fdf5, 0x03563482, 0x8aba3cbb,
354 0x28517711, 0xc20ad9f8, 0xabcc5167, 0xccad925f,
355 0x4de81751, 0x3830dc8e, 0x379d5862, 0x9320f991,
356 0xea7a90c2, 0xfb3e7bce, 0x5121ce64, 0x774fbe32,
357 0xa8b6e37e, 0xc3293d46, 0x48de5369, 0x6413e680,
358 0xa2ae0810, 0xdd6db224, 0x69852dfd, 0x09072166,
359 0xb39a460a, 0x6445c0dd, 0x586cdecf, 0x1c20c8ae,
360 0x5bbef7dd, 0x1b588d40, 0xccd2017f, 0x6bb4e3bb,
361 0xdda26a7e, 0x3a59ff45, 0x3e350a44, 0xbcb4cdd5,
362 0x72eacea8, 0xfa6484bb, 0x8d6612ae, 0xbf3c6f47,
363
364 0xd29be463, 0x542f5d9e, 0xaec2771b, 0xf64e6370,
365 0x740e0d8d, 0xe75b1357, 0xf8721671, 0xaf537d5d,
366 0x4040cb08, 0x4eb4e2cc, 0x34d2466a, 0x0115af84,
367 0xe1b00428, 0x95983a1d, 0x06b89fb4, 0xce6ea048,
368 0x6f3f3b82, 0x3520ab82, 0x011a1d4b, 0x277227f8,
369 0x611560b1, 0xe7933fdc, 0xbb3a792b, 0x344525bd,
370 0xa08839e1, 0x51ce794b, 0x2f32c9b7, 0xa01fbac9,
371 0xe01cc87e, 0xbcc7d1f6, 0xcf0111c3, 0xa1e8aac7,
372 0x1a908749, 0xd44fbd9a, 0xd0dadecb, 0xd50ada38,
373 0x0339c32a, 0xc6913667, 0x8df9317c, 0xe0b12b4f,
374 0xf79e59b7, 0x43f5bb3a, 0xf2d519ff, 0x27d9459c,
375 0xbf97222c, 0x15e6fc2a, 0x0f91fc71, 0x9b941525,
376 0xfae59361, 0xceb69ceb, 0xc2a86459, 0x12baa8d1,
377 0xb6c1075e, 0xe3056a0c, 0x10d25065, 0xcb03a442,
378 0xe0ec6e0e, 0x1698db3b, 0x4c98a0be, 0x3278e964,
379 0x9f1f9532, 0xe0d392df, 0xd3a0342b, 0x8971f21e,
380 0x1b0a7441, 0x4ba3348c, 0xc5be7120, 0xc37632d8,
381 0xdf359f8d, 0x9b992f2e, 0xe60b6f47, 0x0fe3f11d,
382 0xe54cda54, 0x1edad891, 0xce6279cf, 0xcd3e7e6f,
383 0x1618b166, 0xfd2c1d05, 0x848fd2c5, 0xf6fb2299,
384 0xf523f357, 0xa6327623, 0x93a83531, 0x56cccd02,
385 0xacf08162, 0x5a75ebb5, 0x6e163697, 0x88d273cc,
386 0xde966292, 0x81b949d0, 0x4c50901b, 0x71c65614,
387 0xe6c6c7bd, 0x327a140a, 0x45e1d006, 0xc3f27b9a,
388 0xc9aa53fd, 0x62a80f00, 0xbb25bfe2, 0x35bdd2f6,
389 0x71126905, 0xb2040222, 0xb6cbcf7c, 0xcd769c2b,
390 0x53113ec0, 0x1640e3d3, 0x38abbd60, 0x2547adf0,
391 0xba38209c, 0xf746ce76, 0x77afa1c5, 0x20756060,
392 0x85cbfe4e, 0x8ae88dd8, 0x7aaaf9b0, 0x4cf9aa7e,
393 0x1948c25c, 0x02fb8a8c, 0x01c36ae4, 0xd6ebe1f9,
394 0x90d4f869, 0xa65cdea0, 0x3f09252d, 0xc208e69f,
395 0xb74e6132, 0xce77e25b, 0x578fdfe3, 0x3ac372e6
396 }
397 };
398
399 for (i=0;i<NUM_SUBKEYS;i++)
400 PA[i] = PA_Init[i];
401
402 for (j=0;j<NUM_S_BOXES;j++)
403 for (i=0;i<NUM_ENTRIES;i++)
404 SB[j][i] = SB_Init[j][i];
405}
406
407void Bu::Blowfish::BF_En( Word *x1, Word *x2 )
408{
409 Word w1=*x1,w2=*x2;
410
411 w1.word ^= PA[0];
412 w2.word ^= F(w1)^PA[1]; w1.word ^= F(w2)^PA[2];
413 w2.word ^= F(w1)^PA[3]; w1.word ^= F(w2)^PA[4];
414 w2.word ^= F(w1)^PA[5]; w1.word ^= F(w2)^PA[6];
415 w2.word ^= F(w1)^PA[7]; w1.word ^= F(w2)^PA[8];
416 w2.word ^= F(w1)^PA[9]; w1.word ^= F(w2)^PA[10];
417 w2.word ^= F(w1)^PA[11]; w1.word ^= F(w2)^PA[12];
418 w2.word ^= F(w1)^PA[13]; w1.word ^= F(w2)^PA[14];
419 w2.word ^= F(w1)^PA[15]; w1.word ^= F(w2)^PA[16];
420 w2.word ^= PA[17];
421
422 *x1 = w2;
423 *x2 = w1;
424}
425
426void Bu::Blowfish::BF_De( Word *x1, Word *x2 )
427{
428 Word w1=*x1,w2=*x2;
429
430 w1.word ^= PA[17];
431 w2.word ^= F(w1)^PA[16]; w1.word ^= F(w2)^PA[15];
432 w2.word ^= F(w1)^PA[14]; w1.word ^= F(w2)^PA[13];
433 w2.word ^= F(w1)^PA[12]; w1.word ^= F(w2)^PA[11];
434 w2.word ^= F(w1)^PA[10]; w1.word ^= F(w2)^PA[9];
435 w2.word ^= F(w1)^PA[8]; w1.word ^= F(w2)^PA[7];
436 w2.word ^= F(w1)^PA[6]; w1.word ^= F(w2)^PA[5];
437 w2.word ^= F(w1)^PA[4]; w1.word ^= F(w2)^PA[3];
438 w2.word ^= F(w1)^PA[2]; w1.word ^= F(w2)^PA[1];
439 w2.word ^= PA[0];
440
441 *x1 = w2;
442 *x2 = w1;
443}
444
diff --git a/src/experimental/blowfish.h b/src/experimental/blowfish.h
new file mode 100644
index 0000000..fb46dfd
--- /dev/null
+++ b/src/experimental/blowfish.h
@@ -0,0 +1,73 @@
1#ifndef BU_BLOWFISH_H
2#define BU_BLOWFISH_H
3
4#include "bu/filter.h"
5
6#define NUM_SUBKEYS 18
7#define NUM_S_BOXES 4
8#define NUM_ENTRIES 256
9
10#define MAX_STRING 256
11#define MAX_PASSWD 56 // 448bits
12
13namespace Bu
14{
15 class Blowfish : public Bu::Filter
16 {
17 public:
18 Blowfish( Bu::Stream &rNext );
19 virtual ~Blowfish();
20
21 void setPassword( const Bu::String &sPass );
22
23 virtual void start();
24 virtual Bu::size stop();
25
26 virtual Bu::size read( void *pBuf, Bu::size iBytes );
27 virtual Bu::size write( const void *pBuf, Bu::size iBytes );
28 using Bu::Stream::read;
29 using Bu::Stream::write;
30
31 private:
32 unsigned int PA[NUM_SUBKEYS];
33 unsigned int SB[NUM_S_BOXES][NUM_ENTRIES];
34
35#if __BYTE_ORDER == __BIG_ENDIAN
36 struct WordByte
37 {
38 unsigned int zero:8;
39 unsigned int one:8;
40 unsigned int two:8;
41 unsigned int three:8;
42 };
43#elif __BYTE_ORDER == __LITTLE_ENDIAN
44 struct WordByte
45 {
46 unsigned int three:8;
47 unsigned int two:8;
48 unsigned int one:8;
49 unsigned int zero:8;
50 };
51#else
52#error No endianness defined
53#endif
54
55 union Word
56 {
57 unsigned int word;
58 WordByte byte;
59 };
60
61 struct DWord
62 {
63 Word word0;
64 Word word1;
65 };
66
67 void reset();
68 inline void BF_En( Word *, Word * );
69 inline void BF_De( Word *, Word * );
70 };
71};
72
73#endif
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-25 06:59:20 +0000