Mercurial > dropbear
view libtomcrypt/testprof/katja_test.c @ 1411:798854f62430 fuzz
merge from main
author | Matt Johnston <matt@ucc.asn.au> |
---|---|
date | Wed, 14 Jun 2017 23:31:42 +0800 |
parents | 0cbe8f6dbf9e |
children | f849a5ca2efc |
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#include <tomcrypt_test.h> #ifdef MKAT 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 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) { fprintf(stderr, "NOP"); return 0; } #endif