mirror of
http://galexander.org/git/simplesshd.git
synced 2024-11-16 03:59:03 +00:00
243 lines
7.2 KiB
C
243 lines
7.2 KiB
C
/* LibTomCrypt, modular cryptographic library -- Tom St Denis
|
|
*
|
|
* LibTomCrypt is a library that provides various cryptographic
|
|
* algorithms in a highly modular and flexible manner.
|
|
*
|
|
* The library is free for all purposes without any express
|
|
* guarantee it works.
|
|
*/
|
|
#include <tomcrypt_test.h>
|
|
|
|
#if defined(LTC_MKAT) && defined(LTC_TEST_MPI)
|
|
|
|
int katja_test(void)
|
|
{
|
|
unsigned char in[1024], out[1024], tmp[1024];
|
|
katja_key key, privKey, pubKey;
|
|
int hash_idx, prng_idx, stat, stat2, size;
|
|
unsigned long kat_msgsize, len, len2, cnt;
|
|
static unsigned char lparam[] = { 0x01, 0x02, 0x03, 0x04 };
|
|
|
|
hash_idx = find_hash("sha1");
|
|
prng_idx = find_prng("yarrow");
|
|
if (hash_idx == -1 || prng_idx == -1) {
|
|
fprintf(stderr, "katja_test requires LTC_SHA1 and yarrow");
|
|
return 1;
|
|
}
|
|
|
|
for (size = 1024; size <= 2048; size += 256) {
|
|
|
|
/* make 10 random key */
|
|
for (cnt = 0; cnt < 10; cnt++) {
|
|
DO(katja_make_key(&yarrow_prng, prng_idx, size/8, &key));
|
|
if (mp_count_bits(key.N) < size - 7) {
|
|
fprintf(stderr, "katja_%d key modulus has %d bits\n", size, mp_count_bits(key.N));
|
|
|
|
len = mp_unsigned_bin_size(key.N);
|
|
mp_to_unsigned_bin(key.N, tmp);
|
|
fprintf(stderr, "N == \n");
|
|
for (cnt = 0; cnt < len; ) {
|
|
fprintf(stderr, "%02x ", tmp[cnt]);
|
|
if (!(++cnt & 15)) fprintf(stderr, "\n");
|
|
}
|
|
|
|
len = mp_unsigned_bin_size(key.p);
|
|
mp_to_unsigned_bin(key.p, tmp);
|
|
fprintf(stderr, "p == \n");
|
|
for (cnt = 0; cnt < len; ) {
|
|
fprintf(stderr, "%02x ", tmp[cnt]);
|
|
if (!(++cnt & 15)) fprintf(stderr, "\n");
|
|
}
|
|
|
|
len = mp_unsigned_bin_size(key.q);
|
|
mp_to_unsigned_bin(key.q, tmp);
|
|
fprintf(stderr, "\nq == \n");
|
|
for (cnt = 0; cnt < len; ) {
|
|
fprintf(stderr, "%02x ", tmp[cnt]);
|
|
if (!(++cnt & 15)) fprintf(stderr, "\n");
|
|
}
|
|
fprintf(stderr, "\n");
|
|
|
|
|
|
return 1;
|
|
}
|
|
if (cnt != 9) {
|
|
katja_free(&key);
|
|
}
|
|
}
|
|
/* encrypt the key (without lparam) */
|
|
for (cnt = 0; cnt < 4; cnt++) {
|
|
for (kat_msgsize = 1; kat_msgsize <= 42; kat_msgsize++) {
|
|
/* make a random key/msg */
|
|
yarrow_read(in, kat_msgsize, &yarrow_prng);
|
|
|
|
len = sizeof(out);
|
|
len2 = kat_msgsize;
|
|
|
|
DO(katja_encrypt_key(in, kat_msgsize, out, &len, NULL, 0, &yarrow_prng, prng_idx, hash_idx, &key));
|
|
/* change a byte */
|
|
out[8] ^= 1;
|
|
DO(katja_decrypt_key(out, len, tmp, &len2, NULL, 0, hash_idx, &stat2, &key));
|
|
/* change a byte back */
|
|
out[8] ^= 1;
|
|
if (len2 != kat_msgsize) {
|
|
fprintf(stderr, "\nkatja_decrypt_key mismatch len %lu (first decrypt)", len2);
|
|
return 1;
|
|
}
|
|
|
|
len2 = kat_msgsize;
|
|
DO(katja_decrypt_key(out, len, tmp, &len2, NULL, 0, hash_idx, &stat, &key));
|
|
if (!(stat == 1 && stat2 == 0)) {
|
|
fprintf(stderr, "katja_decrypt_key failed");
|
|
return 1;
|
|
}
|
|
if (len2 != kat_msgsize || memcmp(tmp, in, kat_msgsize)) {
|
|
unsigned long x;
|
|
fprintf(stderr, "\nkatja_decrypt_key mismatch, len %lu (second decrypt)\n", len2);
|
|
fprintf(stderr, "Original contents: \n");
|
|
for (x = 0; x < kat_msgsize; ) {
|
|
fprintf(stderr, "%02x ", in[x]);
|
|
if (!(++x % 16)) {
|
|
fprintf(stderr, "\n");
|
|
}
|
|
}
|
|
fprintf(stderr, "\n");
|
|
fprintf(stderr, "Output contents: \n");
|
|
for (x = 0; x < kat_msgsize; ) {
|
|
fprintf(stderr, "%02x ", out[x]);
|
|
if (!(++x % 16)) {
|
|
fprintf(stderr, "\n");
|
|
}
|
|
}
|
|
fprintf(stderr, "\n");
|
|
return 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* encrypt the key (with lparam) */
|
|
for (kat_msgsize = 1; kat_msgsize <= 42; kat_msgsize++) {
|
|
len = sizeof(out);
|
|
len2 = kat_msgsize;
|
|
DO(katja_encrypt_key(in, kat_msgsize, out, &len, lparam, sizeof(lparam), &yarrow_prng, prng_idx, hash_idx, &key));
|
|
/* change a byte */
|
|
out[8] ^= 1;
|
|
DO(katja_decrypt_key(out, len, tmp, &len2, lparam, sizeof(lparam), hash_idx, &stat2, &key));
|
|
if (len2 != kat_msgsize) {
|
|
fprintf(stderr, "\nkatja_decrypt_key mismatch len %lu (first decrypt)", len2);
|
|
return 1;
|
|
}
|
|
/* change a byte back */
|
|
out[8] ^= 1;
|
|
|
|
len2 = kat_msgsize;
|
|
DO(katja_decrypt_key(out, len, tmp, &len2, lparam, sizeof(lparam), hash_idx, &stat, &key));
|
|
if (!(stat == 1 && stat2 == 0)) {
|
|
fprintf(stderr, "katja_decrypt_key failed");
|
|
return 1;
|
|
}
|
|
if (len2 != kat_msgsize || memcmp(tmp, in, kat_msgsize)) {
|
|
fprintf(stderr, "katja_decrypt_key mismatch len %lu", len2);
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
#if 0
|
|
|
|
/* sign a message (unsalted, lower cholestorol and Atkins approved) now */
|
|
len = sizeof(out);
|
|
DO(katja_sign_hash(in, 20, out, &len, &yarrow_prng, prng_idx, hash_idx, 0, &key));
|
|
|
|
/* export key and import as both private and public */
|
|
len2 = sizeof(tmp);
|
|
DO(katja_export(tmp, &len2, PK_PRIVATE, &key));
|
|
DO(katja_import(tmp, len2, &privKey));
|
|
len2 = sizeof(tmp);
|
|
DO(katja_export(tmp, &len2, PK_PUBLIC, &key));
|
|
DO(katja_import(tmp, len2, &pubKey));
|
|
|
|
/* verify with original */
|
|
DO(katja_verify_hash(out, len, in, 20, hash_idx, 0, &stat, &key));
|
|
/* change a byte */
|
|
in[0] ^= 1;
|
|
DO(katja_verify_hash(out, len, in, 20, hash_idx, 0, &stat2, &key));
|
|
|
|
if (!(stat == 1 && stat2 == 0)) {
|
|
fprintf(stderr, "katja_verify_hash (unsalted, origKey) failed, %d, %d", stat, stat2);
|
|
katja_free(&key);
|
|
katja_free(&pubKey);
|
|
katja_free(&privKey);
|
|
return 1;
|
|
}
|
|
|
|
/* verify with privKey */
|
|
/* change a byte */
|
|
in[0] ^= 1;
|
|
DO(katja_verify_hash(out, len, in, 20, hash_idx, 0, &stat, &privKey));
|
|
/* change a byte */
|
|
in[0] ^= 1;
|
|
DO(katja_verify_hash(out, len, in, 20, hash_idx, 0, &stat2, &privKey));
|
|
|
|
if (!(stat == 1 && stat2 == 0)) {
|
|
fprintf(stderr, "katja_verify_hash (unsalted, privKey) failed, %d, %d", stat, stat2);
|
|
katja_free(&key);
|
|
katja_free(&pubKey);
|
|
katja_free(&privKey);
|
|
return 1;
|
|
}
|
|
|
|
/* verify with pubKey */
|
|
/* change a byte */
|
|
in[0] ^= 1;
|
|
DO(katja_verify_hash(out, len, in, 20, hash_idx, 0, &stat, &pubKey));
|
|
/* change a byte */
|
|
in[0] ^= 1;
|
|
DO(katja_verify_hash(out, len, in, 20, hash_idx, 0, &stat2, &pubKey));
|
|
|
|
if (!(stat == 1 && stat2 == 0)) {
|
|
fprintf(stderr, "katja_verify_hash (unsalted, pubkey) failed, %d, %d", stat, stat2);
|
|
katja_free(&key);
|
|
katja_free(&pubKey);
|
|
katja_free(&privKey);
|
|
return 1;
|
|
}
|
|
|
|
/* sign a message (salted) now (use privKey to make, pubKey to verify) */
|
|
len = sizeof(out);
|
|
DO(katja_sign_hash(in, 20, out, &len, &yarrow_prng, prng_idx, hash_idx, 8, &privKey));
|
|
DO(katja_verify_hash(out, len, in, 20, hash_idx, 8, &stat, &pubKey));
|
|
/* change a byte */
|
|
in[0] ^= 1;
|
|
DO(katja_verify_hash(out, len, in, 20, hash_idx, 8, &stat2, &pubKey));
|
|
|
|
if (!(stat == 1 && stat2 == 0)) {
|
|
fprintf(stderr, "katja_verify_hash (salted) failed, %d, %d", stat, stat2);
|
|
katja_free(&key);
|
|
katja_free(&pubKey);
|
|
katja_free(&privKey);
|
|
return 1;
|
|
}
|
|
#endif
|
|
|
|
katja_free(&key);
|
|
katja_free(&pubKey);
|
|
katja_free(&privKey);
|
|
}
|
|
|
|
/* free the key and return */
|
|
return 0;
|
|
}
|
|
|
|
#else
|
|
|
|
int katja_test(void)
|
|
{
|
|
return CRYPT_NOP;
|
|
}
|
|
|
|
#endif
|
|
|
|
/* ref: $Format:%D$ */
|
|
/* git commit: $Format:%H$ */
|
|
/* commit time: $Format:%ai$ */
|