Update of /project/crypticl/cvsroot/crypticl/src In directory common-lisp.net:/tmp/cvs-serv16331/src

Modified Files: aes.lisp load.lisp sha.lisp Log Message: Changed variable T to tmp and S tom Sbox.

Date: Wed Nov 24 23:54:40 2004 Author: tstabell

Index: crypticl/src/aes.lisp diff -u crypticl/src/aes.lisp:1.3 crypticl/src/aes.lisp:1.4 --- crypticl/src/aes.lisp:1.3 Sun Nov 7 13:04:17 2004 +++ crypticl/src/aes.lisp Wed Nov 24 23:54:38 2004 @@ -63,7 +63,7 @@ 57 75 221 124 132 151 162 253 28 36 108 180 199 82 246 1) )

-(defconstant S +(defconstant Sbox #( 99 124 119 123 242 107 111 197 48 1 103 43 254 215 171 118 202 130 201 125 250 89 71 240 173 212 162 175 156 164 114 192 183 253 147 38 54 63 247 204 52 165 229 241 113 216 49 21 @@ -220,7 +220,7 @@ (ROUNDS (get-num-rounds (length key))) (tk (make-array (list 4 Nk))) (w (make-array (list (1+ ROUNDS) 4 NB))) - (T 0) + (tmp 0) (RCpointer 1) (key (change-key-format key Nk)))

@@ -232,17 +232,17 @@ ;;Copy key into first slot in round key (for (col 0 Nk) (for (row 0 4) - (setf (aref w (floor T NB) row (mod T NB)) (aref tk row col))) - (incf T)) + (setf (aref w (floor tmp NB) row (mod tmp NB)) (aref tk row col))) + (incf tmp))

;;Calculate as much round key material as we need. i counts 32 bits words. - (while (< T (* (1+ ROUNDS) NB)) + (while (< tmp (* (1+ ROUNDS) NB)) (for (i 0 4) (setf (aref tk i 0) (logxor (aref tk i 0) - (aref S (aref tk (mod (1+ i) 4) (1- Nk)))))) + (aref Sbox (aref tk (mod (1+ i) 4) (1- Nk)))))) (setf (aref tk 0 0) (logxor @@ -269,7 +269,7 @@ (setf (aref tk i 4) (logxor (aref tk i 4) - (aref S (aref tk i 3))))) + (aref Sbox (aref tk i 3))))) (for (j 5 Nk) (for (i 0 4) (setf (aref tk i j) @@ -280,9 +280,9 @@ ;;Copy values to round key (for (col 0 Nk) (for (row 0 4) - (setf (aref w (floor T NB) row (mod T NB)) + (setf (aref w (floor tmp NB) row (mod tmp NB)) (aref tk row col))) - (incf T))) + (incf tmp))) w))

@@ -303,14 +303,14 @@ (add-round-key state rk)

(for (r 1 ROUNDS) - (sub-bytes state S) + (sub-bytes state Sbox) (shift-rows state t) (mix-columns state) (fill-rk r) (add-round-key state rk))

;;Last round is special. No mix-columns - (sub-bytes state S) + (sub-bytes state Sbox) (shift-rows state t) (fill-rk ROUNDS) (add-round-key state rk))))

Index: crypticl/src/load.lisp diff -u crypticl/src/load.lisp:1.4 crypticl/src/load.lisp:1.5 --- crypticl/src/load.lisp:1.4 Sun Nov 14 20:56:29 2004 +++ crypticl/src/load.lisp Wed Nov 24 23:54:38 2004 @@ -9,6 +9,10 @@ ;;;; Author: Tåle Skogan tasko@frisurf.no ;;;; Distribution: See the accompanying file LICENSE.

+;;To-do: +;;-port this to non-Allegro lisps. excl: is Allegro spesific. Clisp +;; chokes on the Norwegian charachter in Tåle (above). + (in-package cl-user)

;;(proclaim '(optimize (speed 2) (safety 1) (space 1) (debug 3)))

Index: crypticl/src/sha.lisp diff -u crypticl/src/sha.lisp:1.2 crypticl/src/sha.lisp:1.3 --- crypticl/src/sha.lisp:1.2 Sun Nov 7 01:17:35 2004 +++ crypticl/src/sha.lisp Wed Nov 24 23:54:38 2004 @@ -47,6 +47,16 @@ (values (ldb (byte 32 32) message-length-in-bits) (ldb (byte 32 0) message-length-in-bits)))

+(defun new-sha1-length64 (mess-len octet-vector start) + "Returns octet-vector after the interger mess-len has been encoded as eight bytes, high order bits first, starting at start" + (do ((char 56 (- char 8))) + ((> 0 char) + octet-vector) + (setf (aref octet-vector start) + (ldb (byte 8 char) mess-len)) + (incf start))) + +

(defun sha-function-1 (x y z) (logior (logand x y)(logand (lognot x) z) )) @@ -372,7 +382,7 @@ "84983e441c3bd26ebaae4aa1f95129e5e54670f1") (list #300(2 2 2) "e697e7834a688d2c982003a312da660a17a0fc9d")))) - + (format t "Testing SHA-1.~%") (dolist (x test-list (format t "Short vectors OK.~%")) (let ((in (first x)) (ex (second x)))