src/usr.bin/x99token/x99token.c - diff

Return to x99token.c CVS log

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version 1.3, 2003/01/04 22:36:13

version 1.4, 2003/06/10 17:06:52

Line 20

#define HEXDIGITS "0123456789abcdef"

#define DECDIGITS "0123456789012345"

void predict(des_key_schedule, char *, int);

void predict(des_key_schedule, const char *, int);

char *digits = HEXDIGITS;

extern char *__progname;

Line 92

char *b = buf;

/* Assume octal input */

for (i = 0; i < 8; ++i) {

if (!*b) {

if (!*b)

fprintf(stderr, "%s: invalid key\n", buf);

}

while (isdigit(*b))

key[i] = key[i] << 3 | *b++ - '0';

key[i] = key[i] << 3 | (*b++ - '0');

while (*b && !isdigit(*b))

++b;

}

Line 167

Line 166

}

void

predict(des_key_schedule ks, char *chal, int cnt)

predict(des_key_schedule ks, const char *chal, int cnt)

{

int i;

des_cblock cb;

memcpy(&cb, chal, sizeof(cb));

while (cnt-- > 0) {

printf("%.8s: ", chal);

printf("%.8s: ", (char *)cb);

des_ecb_encrypt((des_cblock *)chal, &cb, ks, DES_ENCRYPT);

des_ecb_encrypt(&cb, &cb, ks, DES_ENCRYPT);

for (i = 0; i < 4; ++i) {

printf("%c", digits[(cb[i]>>4) & 0xf]);

printf("%c", digits[(cb[i]>>0) & 0xf]);