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blowfish encryption - context

This commit is contained in:
erana 2012-01-20 12:18:18 +09:00
parent 20da4fd571
commit f13cfe023b
1 changed files with 43 additions and 0 deletions
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43
scsh/encryption/blowfish.scm
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@ -1084,6 +1084,49 @@
(set! colornumber (+ (* (+ n 1) 16 i) colornumber))))))) (set! colornumber (+ (* (+ n 1) 16 i) colornumber)))))))
(define :blowfish-record
(make-record-type 'blowfish-record
'(blowfish-s0 blowfish-s1 blowfish-s2 blowfish-s3 blowfish-p)))
(define blowfish-record
(record-constructor :blowfish-record
'(blowfish-s0 blowfish-s1 blowfish-s2 blowfish-s3 blowfish-p)))
(define blowfish-record:s0 (record-accessor :blowfish-record 'blowfish-s0))
(define blowfish-record:s1 (record-accessor :blowfish-record 'blowfish-s1))
(define blowfish-record:s2 (record-accessor :blowfish-record 'blowfish-s2))
(define blowfish-record:s3 (record-accessor :blowfish-record 'blowfish-s3))
(define blowfish-record:p (record-accessor :blowfish-record 'blowfish-p))
(define blowfish-rounds 16) ;;
(define blowfish-context (make-blowfish-record
(make-vector 256)
(make-vector 256)
(make-vector 256)
(make-vector 256)
(make-vector (+ blowfish-rounds) 2)))
(define blowfish-ps (make-dictionary))
(dictionary-add! blowfish-ps '0x243F6A88)
(dictionary-add! blowfish-ps '0x85A308D3)
(dictionary-add! blowfish-ps '0x13198A2E)
(dictionary-add! blowfish-ps '0x03707344)
(dictionary-add! blowfish-ps '0xA4093822)
(dictionary-add! blowfish-ps '0x299F31D0)
(dictionary-add! blowfish-ps '0x082EFA98)
(dictionary-add! blowfish-ps '0xEC4E6C89)
(dictionary-add! blowfish-ps '0x452821E6)
(dictionary-add! blowfish-ps '0x38D01377)
(dictionary-add! blowfish-ps '0xBE5466CF)
(dictionary-add! blowfish-ps '0x34E90C6C)
(dictionary-add! blowfish-ps '0xC0AC29B7)
(dictionary-add! blowfish-ps '0xC97C50DD)
(dictionary-add! blowfish-ps '0x3F84D5B5)
(dictionary-add! blowfish-ps '0xB5470917)
(dictionary-add! blowfish-ps '0x9216D5D9)
(dictionary-add! blowfish-ps '0x8979FB1B)
(define blowfish_R(l r i)
(let ((l (bitwise-not (dictionary-ref blowfish-p i))))
(define (blowfish-encrypt) (define (blowfish-encrypt)
) )