#include <afsconfig.h>
#include <afs/param.h>
-RCSID("$Header$");
+RCSID
+ ("$Header$");
#include <afs/stds.h>
#include <sys/types.h>
char data[8];
};
-void print_msg (text, msg, length)
- char *text;
- afs_int32 msg[];
- int length;
-{ int i;
+void
+print_msg(text, msg, length)
+ char *text;
+ afs_int32 msg[];
+ int length;
+{
+ int i;
unsigned char *msgtext = (unsigned char *)msg;
int cksum;
if (length % 8 != 0) {
- printf ("Length of message (%d) incorrect\n", length);
+ printf("Length of message (%d) incorrect\n", length);
return;
}
- printf ("%s\n", text);
- for (i=0; i<length; i+=8) {
- unsigned char *m = msgtext+i;
- printf ("%02x%02x%02x%02x %02x%02x%02x%02x",
- m[0], m[1], m[2], m[3], m[4], m[5], m[6], m[7]);
- printf (" ");
+ printf("%s\n", text);
+ for (i = 0; i < length; i += 8) {
+ unsigned char *m = msgtext + i;
+ printf("%02x%02x%02x%02x %02x%02x%02x%02x", m[0], m[1], m[2], m[3],
+ m[4], m[5], m[6], m[7]);
+ printf(" ");
}
cksum = 0;
- for (i=0; i<length; i++) cksum += *(i + msgtext);
- printf (" (%4x)\n", cksum&0xffff);
+ for (i = 0; i < length; i++)
+ cksum += *(i + msgtext);
+ printf(" (%4x)\n", cksum & 0xffff);
}
static int total_diff, minimum_diff, number_diff;
-compare (orig, chgd)
- afs_uint32 orig[2];
- afs_uint32 chgd[2];
-{ afs_uint32 temp;
- int diff = 0;
-
- for (temp = orig[0] ^ chgd[0]; temp; temp >>= 1) diff += temp&1;
- for (temp = orig[1] ^ chgd[1]; temp; temp >>= 1) diff += temp&1;
- printf ("%.8x %.8x (%d)\n", chgd[0], chgd[1], diff);
+compare(orig, chgd)
+ afs_uint32 orig[2];
+ afs_uint32 chgd[2];
+{
+ afs_uint32 temp;
+ int diff = 0;
+
+ for (temp = orig[0] ^ chgd[0]; temp; temp >>= 1)
+ diff += temp & 1;
+ for (temp = orig[1] ^ chgd[1]; temp; temp >>= 1)
+ diff += temp & 1;
+ printf("%.8x %.8x (%d)\n", chgd[0], chgd[1], diff);
number_diff++;
total_diff += diff;
- minimum_diff = (diff<minimum_diff) ? diff : minimum_diff;
+ minimum_diff = (diff < minimum_diff) ? diff : minimum_diff;
}
#include "AFS_component_version_number.c"
-int main (argc, argv)
- int argc;
- char *argv[];
+int
+main(argc, argv)
+ int argc;
+ char *argv[];
{
struct ktc_encryptionKey key;
- fc_KeySchedule schedule;
+ fc_KeySchedule schedule;
afs_int32 e[2];
afs_int32 d[2];
afs_int32 c[2];
- int i;
- int iterations;
- int for_time = (argc > 1) && (strcmp(argv[1], "time") == 0);
- int for_time_key = (argc > 1) && (strcmp(argv[1], "time_key") == 0);
- int for_cbc = (argc > 1) && (strcmp(argv[1], "cbc") == 0);
+ int i;
+ int iterations;
+ int for_time = (argc > 1) && (strcmp(argv[1], "time") == 0);
+ int for_time_key = (argc > 1) && (strcmp(argv[1], "time_key") == 0);
+ int for_cbc = (argc > 1) && (strcmp(argv[1], "cbc") == 0);
if (for_time || for_time_key) {
- if (argc == 3) iterations = atoi(argv[2]);
- else iterations = 10000;
+ if (argc == 3)
+ iterations = atoi(argv[2]);
+ else
+ iterations = 10000;
}
if (for_time)
- for (i=0; i<iterations; i++) fc_ecb_encrypt (e,d,schedule, 1);
+ for (i = 0; i < iterations; i++)
+ fc_ecb_encrypt(e, d, schedule, 1);
else if (for_time_key)
- for (i=0; i<iterations; i++) fc_keysched (&key, schedule);
+ for (i = 0; i < iterations; i++)
+ fc_keysched(&key, schedule);
else if (for_cbc) {
afs_int32 msg[10];
afs_int32 out[10];
afs_int32 dec[10];
afs_uint32 xor[2];
- for (i=0; i<10; i++) msg[i]=htonl(i);
+ for (i = 0; i < 10; i++)
+ msg[i] = htonl(i);
memcpy(&key, "abcdefgh", sizeof(struct ktc_encryptionKey));
- fc_keysched (&key, schedule);
- print_msg ("Starting msg is:", msg, sizeof(msg));
- memcpy(xor, &key, 2*sizeof(afs_int32));
- fc_cbc_encrypt (msg, out, sizeof(msg), schedule, &key, ENCRYPT);
- memcpy(xor, &key, 2*sizeof(afs_int32));
- fc_cbc_encrypt (out, dec, sizeof(msg), schedule, &key, DECRYPT);
- if (memcmp (msg, dec, sizeof(msg)) != 0)
- printf ("Encryption FAILED!\n");
- print_msg ("Encrypted is:", out, sizeof(out));
- print_msg ("Decrypted is:", dec, sizeof(dec));
- }
- else {
+ fc_keysched(&key, schedule);
+ print_msg("Starting msg is:", msg, sizeof(msg));
+ memcpy(xor, &key, 2 * sizeof(afs_int32));
+ fc_cbc_encrypt(msg, out, sizeof(msg), schedule, &key, ENCRYPT);
+ memcpy(xor, &key, 2 * sizeof(afs_int32));
+ fc_cbc_encrypt(out, dec, sizeof(msg), schedule, &key, DECRYPT);
+ if (memcmp(msg, dec, sizeof(msg)) != 0)
+ printf("Encryption FAILED!\n");
+ print_msg("Encrypted is:", out, sizeof(out));
+ print_msg("Decrypted is:", dec, sizeof(dec));
+ } else {
int rounds;
#ifndef TCRYPT
- printf ("Number of rounds is fixed at %d; try recompiling w/ -DTCRYPT=1\n", ROUNDS);
+ printf
+ ("Number of rounds is fixed at %d; try recompiling w/ -DTCRYPT=1\n",
+ ROUNDS);
#endif
e[0] = 0x11111111;
e[1] = 0xaaaaaaaa;
memcpy(&key, "abcdefgh", sizeof(struct ktc_encryptionKey));
- for (rounds=2; rounds<=MAXROUNDS; rounds +=2) {
+ for (rounds = 2; rounds <= MAXROUNDS; rounds += 2) {
#ifdef TCRYPT
ROUNDS = rounds;
#endif
- printf ("\n ROUNDS = %d\n", ROUNDS);
+ printf("\n ROUNDS = %d\n", ROUNDS);
total_diff = 0;
minimum_diff = 64;
number_diff = 0;
-
- fc_keysched (&key, schedule);
- fc_ecb_encrypt (e, d, schedule, 1);
-
- printf ("Checking data bits\n");
- for (i=1; i; i<<=1) {
+
+ fc_keysched(&key, schedule);
+ fc_ecb_encrypt(e, d, schedule, 1);
+
+ printf("Checking data bits\n");
+ for (i = 1; i; i <<= 1) {
e[0] ^= i;
- fc_ecb_encrypt (e, c, schedule, 1);
- compare (d,c);
+ fc_ecb_encrypt(e, c, schedule, 1);
+ compare(d, c);
e[0] ^= i;
e[1] ^= i;
- fc_ecb_encrypt (e, c, schedule, 1);
- compare (d,c);
+ fc_ecb_encrypt(e, c, schedule, 1);
+ compare(d, c);
e[1] ^= i;
}
- printf ("Checking key bits\n");
- for (i=0; i<56; i++) {
+ printf("Checking key bits\n");
+ for (i = 0; i < 56; i++) {
unsigned char *keyByte;
- keyByte = ((unsigned char *)(&key)) + i/7;
- *keyByte ^= (2 << (i%7));
- fc_keysched (&key, schedule);
- fc_ecb_encrypt (e, c, schedule, 1);
- compare (d,c);
- *keyByte ^= (2 << (i%7));
+ keyByte = ((unsigned char *)(&key)) + i / 7;
+ *keyByte ^= (2 << (i % 7));
+ fc_keysched(&key, schedule);
+ fc_ecb_encrypt(e, c, schedule, 1);
+ compare(d, c);
+ *keyByte ^= (2 << (i % 7));
}
- print_msg ("clear: ", e, sizeof(e));
-
- print_msg ("Encrypted: ", d, sizeof(d));
-
- fc_keysched (&key, schedule);
- fc_ecb_encrypt (d, e, schedule, 0);
- print_msg ("De-encrypted: ", e, sizeof(e));
- printf ("Rounds=%d, average diff = %d bits, minimum diff = %d\n",
- ROUNDS, total_diff/number_diff, minimum_diff);
+ print_msg("clear: ", e, sizeof(e));
+
+ print_msg("Encrypted: ", d, sizeof(d));
+
+ fc_keysched(&key, schedule);
+ fc_ecb_encrypt(d, e, schedule, 0);
+ print_msg("De-encrypted: ", e, sizeof(e));
+ printf("Rounds=%d, average diff = %d bits, minimum diff = %d\n",
+ ROUNDS, total_diff / number_diff, minimum_diff);
}
}
}
git://git.openafs.org / openafs.git / blobdiff