232 lines
6.9 KiB
C
232 lines
6.9 KiB
C
#include <tomcrypt_test.h>
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#ifdef MKAT
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int katja_test(void)
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{
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unsigned char in[1024], out[1024], tmp[1024];
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katja_key key, privKey, pubKey;
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int hash_idx, prng_idx, stat, stat2, size;
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unsigned long kat_msgsize, len, len2, cnt;
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static unsigned char lparam[] = { 0x01, 0x02, 0x03, 0x04 };
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hash_idx = find_hash("sha1");
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prng_idx = find_prng("yarrow");
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if (hash_idx == -1 || prng_idx == -1) {
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fprintf(stderr, "katja_test requires LTC_SHA1 and yarrow");
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return 1;
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}
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for (size = 1024; size <= 2048; size += 256) {
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/* make 10 random key */
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for (cnt = 0; cnt < 10; cnt++) {
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DO(katja_make_key(&yarrow_prng, prng_idx, size/8, &key));
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if (mp_count_bits(key.N) < size - 7) {
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fprintf(stderr, "katja_%d key modulus has %d bits\n", size, mp_count_bits(key.N));
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len = mp_unsigned_bin_size(key.N);
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mp_to_unsigned_bin(key.N, tmp);
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fprintf(stderr, "N == \n");
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for (cnt = 0; cnt < len; ) {
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fprintf(stderr, "%02x ", tmp[cnt]);
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if (!(++cnt & 15)) fprintf(stderr, "\n");
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}
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len = mp_unsigned_bin_size(key.p);
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mp_to_unsigned_bin(key.p, tmp);
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fprintf(stderr, "p == \n");
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for (cnt = 0; cnt < len; ) {
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fprintf(stderr, "%02x ", tmp[cnt]);
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if (!(++cnt & 15)) fprintf(stderr, "\n");
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}
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len = mp_unsigned_bin_size(key.q);
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mp_to_unsigned_bin(key.q, tmp);
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fprintf(stderr, "\nq == \n");
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for (cnt = 0; cnt < len; ) {
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fprintf(stderr, "%02x ", tmp[cnt]);
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if (!(++cnt & 15)) fprintf(stderr, "\n");
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}
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fprintf(stderr, "\n");
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return 1;
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}
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if (cnt != 9) {
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katja_free(&key);
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}
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}
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/* encrypt the key (without lparam) */
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for (cnt = 0; cnt < 4; cnt++) {
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for (kat_msgsize = 1; kat_msgsize <= 42; kat_msgsize++) {
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/* make a random key/msg */
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yarrow_read(in, kat_msgsize, &yarrow_prng);
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len = sizeof(out);
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len2 = kat_msgsize;
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DO(katja_encrypt_key(in, kat_msgsize, out, &len, NULL, 0, &yarrow_prng, prng_idx, hash_idx, &key));
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/* change a byte */
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out[8] ^= 1;
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DO(katja_decrypt_key(out, len, tmp, &len2, NULL, 0, hash_idx, &stat2, &key));
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/* change a byte back */
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out[8] ^= 1;
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if (len2 != kat_msgsize) {
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fprintf(stderr, "\nkatja_decrypt_key mismatch len %lu (first decrypt)", len2);
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return 1;
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}
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len2 = kat_msgsize;
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DO(katja_decrypt_key(out, len, tmp, &len2, NULL, 0, hash_idx, &stat, &key));
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if (!(stat == 1 && stat2 == 0)) {
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fprintf(stderr, "katja_decrypt_key failed");
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return 1;
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}
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if (len2 != kat_msgsize || memcmp(tmp, in, kat_msgsize)) {
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unsigned long x;
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fprintf(stderr, "\nkatja_decrypt_key mismatch, len %lu (second decrypt)\n", len2);
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fprintf(stderr, "Original contents: \n");
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for (x = 0; x < kat_msgsize; ) {
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fprintf(stderr, "%02x ", in[x]);
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if (!(++x % 16)) {
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fprintf(stderr, "\n");
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}
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}
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fprintf(stderr, "\n");
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fprintf(stderr, "Output contents: \n");
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for (x = 0; x < kat_msgsize; ) {
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fprintf(stderr, "%02x ", out[x]);
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if (!(++x % 16)) {
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fprintf(stderr, "\n");
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}
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}
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fprintf(stderr, "\n");
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return 1;
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}
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}
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}
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/* encrypt the key (with lparam) */
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for (kat_msgsize = 1; kat_msgsize <= 42; kat_msgsize++) {
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len = sizeof(out);
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len2 = kat_msgsize;
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DO(katja_encrypt_key(in, kat_msgsize, out, &len, lparam, sizeof(lparam), &yarrow_prng, prng_idx, hash_idx, &key));
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/* change a byte */
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out[8] ^= 1;
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DO(katja_decrypt_key(out, len, tmp, &len2, lparam, sizeof(lparam), hash_idx, &stat2, &key));
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if (len2 != kat_msgsize) {
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fprintf(stderr, "\nkatja_decrypt_key mismatch len %lu (first decrypt)", len2);
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return 1;
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}
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/* change a byte back */
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out[8] ^= 1;
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len2 = kat_msgsize;
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DO(katja_decrypt_key(out, len, tmp, &len2, lparam, sizeof(lparam), hash_idx, &stat, &key));
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if (!(stat == 1 && stat2 == 0)) {
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fprintf(stderr, "katja_decrypt_key failed");
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return 1;
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}
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if (len2 != kat_msgsize || memcmp(tmp, in, kat_msgsize)) {
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fprintf(stderr, "katja_decrypt_key mismatch len %lu", len2);
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return 1;
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}
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}
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#if 0
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/* sign a message (unsalted, lower cholestorol and Atkins approved) now */
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len = sizeof(out);
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DO(katja_sign_hash(in, 20, out, &len, &yarrow_prng, prng_idx, hash_idx, 0, &key));
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/* export key and import as both private and public */
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len2 = sizeof(tmp);
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DO(katja_export(tmp, &len2, PK_PRIVATE, &key));
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DO(katja_import(tmp, len2, &privKey));
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len2 = sizeof(tmp);
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DO(katja_export(tmp, &len2, PK_PUBLIC, &key));
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DO(katja_import(tmp, len2, &pubKey));
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/* verify with original */
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DO(katja_verify_hash(out, len, in, 20, hash_idx, 0, &stat, &key));
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/* change a byte */
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in[0] ^= 1;
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DO(katja_verify_hash(out, len, in, 20, hash_idx, 0, &stat2, &key));
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if (!(stat == 1 && stat2 == 0)) {
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fprintf(stderr, "katja_verify_hash (unsalted, origKey) failed, %d, %d", stat, stat2);
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katja_free(&key);
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katja_free(&pubKey);
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katja_free(&privKey);
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return 1;
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}
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/* verify with privKey */
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/* change a byte */
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in[0] ^= 1;
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DO(katja_verify_hash(out, len, in, 20, hash_idx, 0, &stat, &privKey));
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/* change a byte */
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in[0] ^= 1;
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DO(katja_verify_hash(out, len, in, 20, hash_idx, 0, &stat2, &privKey));
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if (!(stat == 1 && stat2 == 0)) {
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fprintf(stderr, "katja_verify_hash (unsalted, privKey) failed, %d, %d", stat, stat2);
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katja_free(&key);
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katja_free(&pubKey);
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katja_free(&privKey);
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return 1;
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}
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/* verify with pubKey */
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/* change a byte */
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in[0] ^= 1;
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DO(katja_verify_hash(out, len, in, 20, hash_idx, 0, &stat, &pubKey));
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/* change a byte */
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in[0] ^= 1;
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DO(katja_verify_hash(out, len, in, 20, hash_idx, 0, &stat2, &pubKey));
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if (!(stat == 1 && stat2 == 0)) {
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fprintf(stderr, "katja_verify_hash (unsalted, pubkey) failed, %d, %d", stat, stat2);
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katja_free(&key);
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katja_free(&pubKey);
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katja_free(&privKey);
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return 1;
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}
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/* sign a message (salted) now (use privKey to make, pubKey to verify) */
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len = sizeof(out);
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DO(katja_sign_hash(in, 20, out, &len, &yarrow_prng, prng_idx, hash_idx, 8, &privKey));
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DO(katja_verify_hash(out, len, in, 20, hash_idx, 8, &stat, &pubKey));
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/* change a byte */
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in[0] ^= 1;
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DO(katja_verify_hash(out, len, in, 20, hash_idx, 8, &stat2, &pubKey));
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if (!(stat == 1 && stat2 == 0)) {
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fprintf(stderr, "katja_verify_hash (salted) failed, %d, %d", stat, stat2);
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katja_free(&key);
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katja_free(&pubKey);
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katja_free(&privKey);
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return 1;
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}
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#endif
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katja_free(&key);
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katja_free(&pubKey);
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katja_free(&privKey);
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}
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/* free the key and return */
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return 0;
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}
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#else
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int katja_test(void)
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{
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fprintf(stderr, "NOP");
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return 0;
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}
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#endif
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