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-rw-r--r--src/experimental/blowfish.cpp102
-rw-r--r--src/experimental/blowfish.h17
-rw-r--r--src/experimental/cipher.cpp65
-rw-r--r--src/experimental/cipher.h29
-rw-r--r--src/tests/blowfish.cpp93
-rw-r--r--src/tests/threadid.cpp72
6 files changed, 292 insertions, 86 deletions
diff --git a/src/experimental/blowfish.cpp b/src/experimental/blowfish.cpp
index 3dda87a..797ec73 100644
--- a/src/experimental/blowfish.cpp
+++ b/src/experimental/blowfish.cpp
@@ -9,7 +9,7 @@ using Bu::sio;
9 SB[3][x.byte.three]) 9 SB[3][x.byte.three])
10 10
11Bu::Blowfish::Blowfish( Bu::Stream &rNext ) : 11Bu::Blowfish::Blowfish( Bu::Stream &rNext ) :
12 Bu::Filter( rNext ) 12 Bu::Cipher( rNext )
13{ 13{
14} 14}
15 15
@@ -43,7 +43,7 @@ void Bu::Blowfish::setPassword( const Bu::String &sPass )
43 43
44 for (i=0;i<NUM_SUBKEYS;i+=2) 44 for (i=0;i<NUM_SUBKEYS;i+=2)
45 { 45 {
46 BF_En(&null0,&null1); 46 keyEncipher( null0, null1 );
47 PA[i] = null0.word; 47 PA[i] = null0.word;
48 PA[i+1] = null1.word; 48 PA[i+1] = null1.word;
49 } 49 }
@@ -51,7 +51,7 @@ void Bu::Blowfish::setPassword( const Bu::String &sPass )
51 for (j=0;j<NUM_S_BOXES;j++) 51 for (j=0;j<NUM_S_BOXES;j++)
52 for (i=0;i<NUM_ENTRIES;i+=2) 52 for (i=0;i<NUM_ENTRIES;i+=2)
53 { 53 {
54 BF_En(&null0,&null1); 54 keyEncipher( null0, null1 );
55 SB[j][i] = null0.word; 55 SB[j][i] = null0.word;
56 SB[j][i+1] = null1.word; 56 SB[j][i+1] = null1.word;
57 } 57 }
@@ -61,69 +61,6 @@ void Bu::Blowfish::setPassword( const Bu::String &sPass )
61 len = 0; 61 len = 0;
62} 62}
63 63
64void Bu::Blowfish::start()
65{
66}
67
68Bu::size Bu::Blowfish::stop()
69{
70 return 0;
71}
72
73Bu::size Bu::Blowfish::read( void *pBuf, Bu::size iBytes )
74{
75 uint32_t i;
76 DWord dwWork;
77
78 if (iBytes%8)
79 {
80 return 0;
81 }
82
83 iBytes /= 8;
84
85 for (i=0;i<iBytes;i++)
86 {
87 int iRead = rNext.read( &dwWork, 8 );
88 revBytes( dwWork.word0.word );
89 revBytes( dwWork.word1.word );
90 BF_De(&dwWork.word0,&dwWork.word1);
91 dwWork.word0.word = htobe32( dwWork.word0.word );
92 dwWork.word1.word = htobe32( dwWork.word1.word );
93 memcpy( ((char *)pBuf)+(i*8), &dwWork, 8 );
94 }
95
96 memset( &dwWork, 0, 8 );
97 return iBytes*8;
98}
99
100Bu::size Bu::Blowfish::write( const void *pBuf, Bu::size iBytes )
101{
102 uint32_t i;
103 DWord dwWork;
104
105 if (iBytes%8)
106 {
107 return 0;
108 }
109
110 iBytes /= 8;
111
112 for (i=0;i<iBytes;i++)
113 {
114 memcpy( &dwWork, ((const char *)pBuf)+(i*8), 8 );
115 dwWork.word0.word = be32toh( dwWork.word0.word );
116 dwWork.word1.word = be32toh( dwWork.word1.word );
117 BF_En(&dwWork.word0,&dwWork.word1);
118 revBytes( dwWork.word0.word );
119 revBytes( dwWork.word1.word );
120 rNext.write( &dwWork, 8 );
121 }
122
123 memset( &dwWork, 0, 8 );
124 return iBytes*8;
125}
126
127void Bu::Blowfish::reset() 64void Bu::Blowfish::reset()
128{ 65{
129 uint32_t i,j; 66 uint32_t i,j;
@@ -413,10 +350,22 @@ void Bu::Blowfish::reset()
413 SB[j][i] = SB_Init[j][i]; 350 SB[j][i] = SB_Init[j][i];
414} 351}
415 352
416void Bu::Blowfish::BF_En( Word *x1, Word *x2 ) 353void Bu::Blowfish::encipher( void *pData )
417{ 354{
418 Word w1=*x1,w2=*x2; 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 );
419 360
361 keyEncipher( w1, w2 );
362
363 revBytes( w1.word );
364 revBytes( w2.word );
365}
366
367void Bu::Blowfish::keyEncipher( Word &w1, Word &w2 )
368{
420 w1.word ^= PA[0]; 369 w1.word ^= PA[0];
421 w2.word ^= F(w1)^PA[1]; w1.word ^= F(w2)^PA[2]; 370 w2.word ^= F(w1)^PA[1]; w1.word ^= F(w2)^PA[2];
422 w2.word ^= F(w1)^PA[3]; w1.word ^= F(w2)^PA[4]; 371 w2.word ^= F(w1)^PA[3]; w1.word ^= F(w2)^PA[4];
@@ -428,14 +377,17 @@ void Bu::Blowfish::BF_En( Word *x1, Word *x2 )
428 w2.word ^= F(w1)^PA[15]; w1.word ^= F(w2)^PA[16]; 377 w2.word ^= F(w1)^PA[15]; w1.word ^= F(w2)^PA[16];
429 w2.word ^= PA[17]; 378 w2.word ^= PA[17];
430 379
431 *x1 = w2; 380 Bu::swap( w1, w2 );
432 *x2 = w1;
433} 381}
434 382
435void Bu::Blowfish::BF_De( Word *x1, Word *x2 ) 383void Bu::Blowfish::decipher( void *pData )
436{ 384{
437 Word w1=*x1,w2=*x2; 385 DWord *dwWork = (DWord *)pData;
386 Word &w1 = dwWork->word0, &w2 = dwWork->word1;
438 387
388 revBytes( w1.word );
389 revBytes( w2.word );
390
439 w1.word ^= PA[17]; 391 w1.word ^= PA[17];
440 w2.word ^= F(w1)^PA[16]; w1.word ^= F(w2)^PA[15]; 392 w2.word ^= F(w1)^PA[16]; w1.word ^= F(w2)^PA[15];
441 w2.word ^= F(w1)^PA[14]; w1.word ^= F(w2)^PA[13]; 393 w2.word ^= F(w1)^PA[14]; w1.word ^= F(w2)^PA[13];
@@ -446,8 +398,10 @@ void Bu::Blowfish::BF_De( Word *x1, Word *x2 )
446 w2.word ^= F(w1)^PA[4]; w1.word ^= F(w2)^PA[3]; 398 w2.word ^= F(w1)^PA[4]; w1.word ^= F(w2)^PA[3];
447 w2.word ^= F(w1)^PA[2]; w1.word ^= F(w2)^PA[1]; 399 w2.word ^= F(w1)^PA[2]; w1.word ^= F(w2)^PA[1];
448 w2.word ^= PA[0]; 400 w2.word ^= PA[0];
401
402 Bu::swap( w1, w2 );
449 403
450 *x1 = w2; 404 w1.word = htobe32( w1.word );
451 *x2 = w1; 405 w2.word = htobe32( w2.word );
452} 406}
453 407
diff --git a/src/experimental/blowfish.h b/src/experimental/blowfish.h
index 054fc82..4dbd637 100644
--- a/src/experimental/blowfish.h
+++ b/src/experimental/blowfish.h
@@ -1,7 +1,7 @@
1#ifndef BU_BLOWFISH_H 1#ifndef BU_BLOWFISH_H
2#define BU_BLOWFISH_H 2#define BU_BLOWFISH_H
3 3
4#include "bu/filter.h" 4#include "bu/cipher.h"
5 5
6#define NUM_SUBKEYS 18 6#define NUM_SUBKEYS 18
7#define NUM_S_BOXES 4 7#define NUM_S_BOXES 4
@@ -12,7 +12,7 @@
12 12
13namespace Bu 13namespace Bu
14{ 14{
15 class Blowfish : public Bu::Filter 15 class Blowfish : public Bu::Cipher
16 { 16 {
17 public: 17 public:
18 Blowfish( Bu::Stream &rNext ); 18 Blowfish( Bu::Stream &rNext );
@@ -20,14 +20,6 @@ namespace Bu
20 20
21 void setPassword( const Bu::String &sPass ); 21 void setPassword( const Bu::String &sPass );
22 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: 23 private:
32 uint32_t PA[NUM_SUBKEYS]; 24 uint32_t PA[NUM_SUBKEYS];
33 uint32_t SB[NUM_S_BOXES][NUM_ENTRIES]; 25 uint32_t SB[NUM_S_BOXES][NUM_ENTRIES];
@@ -65,8 +57,9 @@ namespace Bu
65 }; 57 };
66 58
67 void reset(); 59 void reset();
68 inline void BF_En( Word *, Word * ); 60 virtual void encipher( void *pData );
69 inline void BF_De( Word *, Word * ); 61 virtual void decipher( void *pData );
62 inline void keyEncipher( Word &w1, Word &w2 );
70 }; 63 };
71}; 64};
72 65
diff --git a/src/experimental/cipher.cpp b/src/experimental/cipher.cpp
new file mode 100644
index 0000000..3430c08
--- /dev/null
+++ b/src/experimental/cipher.cpp
@@ -0,0 +1,65 @@
1#include "bu/cipher.h"
2
3Bu::Cipher::Cipher( Bu::Stream &rNext ) :
4 Bu::Filter( rNext )
5{
6}
7
8Bu::Cipher::~Cipher()
9{
10}
11
12void Bu::Cipher::start()
13{
14}
15
16Bu::size Bu::Cipher::stop()
17{
18 return 0;
19}
20
21Bu::size Bu::Cipher::read( void *pBuf, Bu::size iBytes )
22{
23 uint32_t i;
24
25 if (iBytes%8)
26 {
27 return 0;
28 }
29
30 iBytes /= 8;
31
32 for (i=0;i<iBytes;i++)
33 {
34 void *pSeg = ((char *)pBuf)+(i*8);
35 int iRead = rNext.read( pSeg, 8 );
36 decipher( pSeg );
37 }
38
39 return iBytes*8;
40}
41
42Bu::size Bu::Cipher::write( const void *pBuf, Bu::size iBytes )
43{
44 uint32_t i;
45
46 if (iBytes%8)
47 {
48 return 0;
49 }
50
51 iBytes /= 8;
52
53 char buf[8];
54
55 for (i=0;i<iBytes;i++)
56 {
57 memcpy( buf, ((const char *)pBuf)+(i*8), 8 );
58 encipher( buf );
59 rNext.write( buf, 8 );
60 }
61
62 memset( &buf, 0, 8 );
63 return iBytes*8;
64}
65
diff --git a/src/experimental/cipher.h b/src/experimental/cipher.h
new file mode 100644
index 0000000..2327aa6
--- /dev/null
+++ b/src/experimental/cipher.h
@@ -0,0 +1,29 @@
1#ifndef BU_CIPHER_H
2#define BU_CIPHER_H
3
4#include "bu/filter.h"
5
6namespace Bu
7{
8 class Cipher : Bu::Filter
9 {
10 public:
11 Cipher( Bu::Stream &rNext );
12 virtual ~Cipher();
13
14 virtual void start();
15 virtual Bu::size stop();
16
17 virtual Bu::size read( void *pBuf, Bu::size iBytes );
18 virtual Bu::size write( const void *pBuf, Bu::size iBytes );
19
20 using Bu::Stream::read;
21 using Bu::Stream::write;
22
23 protected:
24 virtual void encipher( void *pData )=0;
25 virtual void decipher( void *pData )=0;
26 };
27};
28
29#endif
diff --git a/src/tests/blowfish.cpp b/src/tests/blowfish.cpp
new file mode 100644
index 0000000..c7486e1
--- /dev/null
+++ b/src/tests/blowfish.cpp
@@ -0,0 +1,93 @@
1#include <bu/blowfish.h>
2#include <bu/file.h>
3#include <bu/membuf.h>
4#include <bu/hex.h>
5#include <bu/strfilter.h>
6#include <bu/sio.h>
7
8using namespace Bu;
9
10static const char *testdat[34][3] ={
11{"0000000000000000", "0000000000000000", "4EF997456198DD78"},
12{"FFFFFFFFFFFFFFFF", "FFFFFFFFFFFFFFFF", "51866FD5B85ECB8A"},
13{"3000000000000000", "1000000000000001", "7D856F9A613063F2"},
14{"1111111111111111", "1111111111111111", "2466DD878B963C9D"},
15{"0123456789ABCDEF", "1111111111111111", "61F9C3802281B096"},
16{"1111111111111111", "0123456789ABCDEF", "7D0CC630AFDA1EC7"},
17{"0000000000000000", "0000000000000000", "4EF997456198DD78"},
18{"FEDCBA9876543210", "0123456789ABCDEF", "0ACEAB0FC6A0A28D"},
19{"7CA110454A1A6E57", "01A1D6D039776742", "59C68245EB05282B"},
20{"0131D9619DC1376E", "5CD54CA83DEF57DA", "B1B8CC0B250F09A0"},
21{"07A1133E4A0B2686", "0248D43806F67172", "1730E5778BEA1DA4"},
22{"3849674C2602319E", "51454B582DDF440A", "A25E7856CF2651EB"},
23{"04B915BA43FEB5B6", "42FD443059577FA2", "353882B109CE8F1A"},
24{"0113B970FD34F2CE", "059B5E0851CF143A", "48F4D0884C379918"},
25{"0170F175468FB5E6", "0756D8E0774761D2", "432193B78951FC98"},
26{"43297FAD38E373FE", "762514B829BF486A", "13F04154D69D1AE5"},
27{"07A7137045DA2A16", "3BDD119049372802", "2EEDDA93FFD39C79"},
28{"04689104C2FD3B2F", "26955F6835AF609A", "D887E0393C2DA6E3"},
29{"37D06BB516CB7546", "164D5E404F275232", "5F99D04F5B163969"},
30{"1F08260D1AC2465E", "6B056E18759F5CCA", "4A057A3B24D3977B"},
31{"584023641ABA6176", "004BD6EF09176062", "452031C1E4FADA8E"},
32{"025816164629B007", "480D39006EE762F2", "7555AE39F59B87BD"},
33{"49793EBC79B3258F", "437540C8698F3CFA", "53C55F9CB49FC019"},
34{"4FB05E1515AB73A7", "072D43A077075292", "7A8E7BFA937E89A3"},
35{"49E95D6D4CA229BF", "02FE55778117F12A", "CF9C5D7A4986ADB5"},
36{"018310DC409B26D6", "1D9D5C5018F728C2", "D1ABB290658BC778"},
37{"1C587F1C13924FEF", "305532286D6F295A", "55CB3774D13EF201"},
38{"0101010101010101", "0123456789ABCDEF", "FA34EC4847B268B2"},
39{"1F1F1F1F0E0E0E0E", "0123456789ABCDEF", "A790795108EA3CAE"},
40{"E0FEE0FEF1FEF1FE", "0123456789ABCDEF", "C39E072D9FAC631D"},
41{"0000000000000000", "FFFFFFFFFFFFFFFF", "014933E0CDAFF6E4"},
42{"FFFFFFFFFFFFFFFF", "0000000000000000", "F21E9A77B71C49BC"},
43{"0123456789ABCDEF", "0000000000000000", "245946885754369A"},
44{"FEDCBA9876543210", "FFFFFFFFFFFFFFFF", "6B5C5A9C5D9E0A5A"}};
45
46
47int main( int argc, char *argv[] )
48{
49
50 for( int j = 0; j < 34; j++ )
51 {
52 MemBuf mb;
53 Blowfish bf( mb );
54 bf.setPassword( decodeStr<Hex>( testdat[j][0] ) );
55 bf.write( decodeStr<Hex>( testdat[j][1] ) );
56 sio << "Test " << j << ": " << (mb.getString() == decodeStr<Hex>( testdat[j][2] )) << " (" << encodeStr<Hex>( mb.getString(), true ) << " == " << testdat[j][2] << ")" << sio.nl;
57
58 mb.setPos( 0 );
59 Blowfish bf2( mb );
60 bf2.setPassword( decodeStr<Hex>( testdat[j][0] ) );
61 char buf[8];
62 bf2.read( buf, 8 );
63
64 sio << " - Back: " << (Bu::String(testdat[j][1]) == encodeStr<Hex>(String(buf,8),true)) << sio.nl;
65 }
66
67 /*
68 {
69 File fIn("data.plain", File::Read );
70 File fOut("data.crypt", File::WriteNew );
71
72 Blowfish bOut( fOut );
73 bOut.setPassword("abcdefghijklmnop");
74 bOut.write( fIn.readAll() );
75 }
76 */
77 /*
78 {
79 File fIn("data.java", File::Read );
80 File fOut("data.stuff", File::WriteNew );
81
82 Blowfish bIn( fIn );
83 bIn.setPassword("abcdefghijklmnop");
84 char buf[64];
85 bIn.read( buf, 64 );
86 fOut.write( buf, 64 );
87 sio << sio.nl << "All done." << sio.nl;
88 }
89 */
90
91 return 0;
92}
93
diff --git a/src/tests/threadid.cpp b/src/tests/threadid.cpp
new file mode 100644
index 0000000..9ff99df
--- /dev/null
+++ b/src/tests/threadid.cpp
@@ -0,0 +1,72 @@
1#include <bu/thread.h>
2#include <bu/sio.h>
3
4#define BU_TRACE
5#include <bu/trace.h>
6
7using namespace Bu;
8
9class CopyThing
10{
11public:
12 CopyThing()
13 {
14 TRACE();
15 tidHome = Thread::currentThread();
16 }
17
18 CopyThing( const CopyThing &rSrc )
19 {
20 TRACE();
21 tidHome = Thread::currentThread();
22 sio << "Same thread? " << (tidHome == rSrc.tidHome) << sio.nl;
23 }
24
25 void doThings()
26 {
27 TRACE();
28 if( tidHome != Thread::currentThread() )
29 sio << "Different threads, hard copy here." << sio.nl;
30 else
31 sio << "Same thread, everything is cool." << sio.nl;
32 }
33
34private:
35 ThreadId tidHome;
36};
37
38class SubThread : public Thread
39{
40public:
41 SubThread( CopyThing &src ) :
42 src( src )
43 {
44 src.doThings();
45 }
46
47protected:
48 void run()
49 {
50 src.doThings();
51 sio << "run-Child is me? " << (getId() == Thread::currentThread()) << sio.nl;
52 }
53
54private:
55 CopyThing src;
56};
57
58int main( int argc, char *argv[] )
59{
60 CopyThing a;
61
62 SubThread st( a );
63 st.start();
64
65 sio << "Child is me? " << (st.getId() == Thread::currentThread()) << sio.nl;
66
67 st.join();
68
69
70 return 0;
71}
72
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