114 lines
1.7 KiB
C
114 lines
1.7 KiB
C
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/*
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* This crypt(3) validation program shipped with UFC-crypt
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* is derived from one distributed with Phil Karns PD DES package.
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*
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* @(#)cert.c 1.8 11 Aug 1996
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include "crypt.h"
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int totfails = 0;
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#if __STDC__ - 0
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int main (int argc, char *argv[]);
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void get8 (char *cp);
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void put8 (char *cp);
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void good_bye (void) __attribute__ ((noreturn));
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#else
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void get8(), put8();
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#endif
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void good_bye ()
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{
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if(totfails == 0) {
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printf("Passed DES validation suite\n");
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exit(0);
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} else {
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printf("%d failures during DES validation suite!!!\n", totfails);
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exit(1);
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}
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}
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int
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main(argc, argv)
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int argc;
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char *argv[];
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{
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char key[64],plain[64],cipher[64],answer[64];
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int i;
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int test;
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int fail;
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for(test=0;!feof(stdin);test++){
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get8(key);
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printf(" K: "); put8(key);
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setkey(key);
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get8(plain);
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printf(" P: "); put8(plain);
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get8(answer);
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printf(" C: "); put8(answer);
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for(i=0;i<64;i++)
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cipher[i] = plain[i];
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encrypt(cipher, 0);
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for(i=0;i<64;i++)
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if(cipher[i] != answer[i])
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break;
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fail = 0;
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if(i != 64){
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printf(" Encrypt FAIL");
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fail++; totfails++;
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}
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encrypt(cipher, 1);
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for(i=0;i<64;i++)
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if(cipher[i] != plain[i])
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break;
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if(i != 64){
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printf(" Decrypt FAIL");
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fail++; totfails++;
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}
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if(fail == 0)
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printf(" OK");
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printf("\n");
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}
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good_bye();
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}
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void
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get8(cp)
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char *cp;
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{
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int i,j,t;
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for(i=0;i<8;i++){
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scanf("%2x",&t);
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if(feof(stdin))
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good_bye();
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for(j=0; j<8 ; j++) {
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*cp++ = (t & (0x01 << (7-j))) != 0;
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}
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}
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}
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void
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put8(cp)
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char *cp;
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{
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int i,j,t;
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for(i=0;i<8;i++){
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t = 0;
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for(j = 0; j<8; j++)
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t = (t<<1) | *cp++;
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printf("%02x", t);
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}
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}
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