diff options
Diffstat (limited to 'testprof/rsa_test.c')
| -rw-r--r-- | testprof/rsa_test.c | 97 |
1 files changed, 73 insertions, 24 deletions
diff --git a/testprof/rsa_test.c b/testprof/rsa_test.c index 4facdcd..4868d6b 100644 --- a/testprof/rsa_test.c +++ b/testprof/rsa_test.c @@ -47,8 +47,22 @@ static const unsigned char openssl_private_rsa[] = { 0x4a, 0x9f, }; -/*** NOTE: OpenSSL seems to have more to their public key format. I've stripped the extra headers... */ +/*** openssl public RSA key in DER format */ static const unsigned char openssl_public_rsa[] = { + 0x30, 0x81, 0x9f, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x01, + 0x05, 0x00, 0x03, 0x81, 0x8d, 0x00, 0x30, 0x81, 0x89, 0x02, 0x81, 0x81, 0x00, 0xcf, 0x9a, 0xde, + 0x64, 0x8a, 0xda, 0xc8, 0x33, 0x20, 0xa9, 0xd7, 0x83, 0x31, 0x19, 0x54, 0xb2, 0x9a, 0x85, 0xa7, + 0xa1, 0xb7, 0x75, 0x33, 0xb6, 0xa9, 0xac, 0x84, 0x24, 0xb3, 0xde, 0xdb, 0x7d, 0x85, 0x2d, 0x96, + 0x65, 0xe5, 0x3f, 0x72, 0x95, 0x24, 0x9f, 0x28, 0x68, 0xca, 0x4f, 0xdb, 0x44, 0x1c, 0x3e, 0x60, + 0x12, 0x8a, 0xdd, 0x26, 0xa5, 0xeb, 0xff, 0x0b, 0x5e, 0xd4, 0x88, 0x38, 0x49, 0x2a, 0x6e, 0x5b, + 0xbf, 0x12, 0x37, 0x47, 0xbd, 0x05, 0x6b, 0xbc, 0xdb, 0xf3, 0xee, 0xe4, 0x11, 0x8e, 0x41, 0x68, + 0x7c, 0x61, 0x13, 0xd7, 0x42, 0xc8, 0x80, 0xbe, 0x36, 0x8f, 0xdc, 0x08, 0x8b, 0x4f, 0xac, 0xa4, + 0xe2, 0x76, 0x0c, 0xc9, 0x63, 0x6c, 0x49, 0x58, 0x93, 0xed, 0xcc, 0xaa, 0xdc, 0x25, 0x3b, 0x0a, + 0x60, 0x3f, 0x8b, 0x54, 0x3a, 0xc3, 0x4d, 0x31, 0xe7, 0x94, 0xa4, 0x44, 0xfd, 0x02, 0x03, 0x01, + 0x00, 0x01, }; + +/* same key but with extra headers stripped */ +static const unsigned char openssl_public_rsa_stripped[] = { 0x30, 0x81, 0x89, 0x02, 0x81, 0x81, 0x00, 0xcf, 0x9a, 0xde, 0x64, 0x8a, 0xda, 0xc8, 0x33, 0x20, 0xa9, 0xd7, 0x83, 0x31, 0x19, 0x54, 0xb2, 0x9a, 0x85, 0xa7, 0xa1, 0xb7, 0x75, 0x33, 0xb6, 0xa9, 0xac, 0x84, 0x24, 0xb3, 0xde, 0xdb, 0x7d, 0x85, 0x2d, 0x96, @@ -73,33 +87,34 @@ static int rsa_compat_test(void) len = sizeof(buf); DO(rsa_export(buf, &len, PK_PRIVATE, &key)); if (len != sizeof(openssl_private_rsa) || memcmp(buf, openssl_private_rsa, len)) { - fprintf(stderr, "RSA private export failed to match OpenSSL output, %lu, %lu\n", len, sizeof(openssl_private_rsa)); - - -{ -int x; -printf("\n\n"); -for (x = 0; x < len; ) { if (buf[x] == openssl_private_rsa[x]) printf("-- "); else printf("%02x ", buf[x]^openssl_private_rsa[x]); if (!(++x & 15)) printf("\n"); } -} -printf("\n\n"); - + fprintf(stderr, "RSA private export failed to match OpenSSL output, %lu, %lu\n", len, (unsigned long)sizeof(openssl_private_rsa)); return 1; } len = sizeof(buf); DO(rsa_export(buf, &len, PK_PUBLIC, &key)); - if (len != sizeof(openssl_public_rsa) || memcmp(buf, openssl_public_rsa, len)) { + if (len != sizeof(openssl_public_rsa_stripped) || memcmp(buf, openssl_public_rsa_stripped, len)) { fprintf(stderr, "RSA(private) public export failed to match OpenSSL output\n"); return 1; } rsa_free(&key); /* try reading the public key */ + DO(rsa_import(openssl_public_rsa_stripped, sizeof(openssl_public_rsa_stripped), &key)); + len = sizeof(buf); + DO(rsa_export(buf, &len, PK_PUBLIC, &key)); + if (len != sizeof(openssl_public_rsa_stripped) || memcmp(buf, openssl_public_rsa_stripped, len)) { + fprintf(stderr, "RSA(public) stripped public import failed to match OpenSSL output\n"); + return 1; + } + rsa_free(&key); + + /* try reading the public key */ DO(rsa_import(openssl_public_rsa, sizeof(openssl_public_rsa), &key)); len = sizeof(buf); DO(rsa_export(buf, &len, PK_PUBLIC, &key)); - if (len != sizeof(openssl_public_rsa) || memcmp(buf, openssl_public_rsa, len)) { - fprintf(stderr, "RSA(public) public export failed to match OpenSSL output\n"); + if (len != sizeof(openssl_public_rsa_stripped) || memcmp(buf, openssl_public_rsa_stripped, len)) { + fprintf(stderr, "RSA(public) SSL public import failed to match OpenSSL output\n"); return 1; } rsa_free(&key); @@ -129,27 +144,27 @@ int rsa_test(void) /* make 10 random key */ for (cnt = 0; cnt < 10; cnt++) { DO(rsa_make_key(&yarrow_prng, prng_idx, 1024/8, 65537, &key)); - if (mp_count_bits(&key.N) != 1024) { - fprintf(stderr, "rsa_1024 key modulus has %d bits\n", mp_count_bits(&key.N)); + if (mp_count_bits(key.N) != 1024) { + fprintf(stderr, "rsa_1024 key modulus has %d bits\n", mp_count_bits(key.N)); -len = mp_unsigned_bin_size(&key.N); -mp_to_unsigned_bin(&key.N, tmp); +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); +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); +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]); @@ -242,6 +257,24 @@ for (cnt = 0; cnt < len; ) { } } + /* encrypt the key PKCS #1 v1.5 (payload from 1 to 117 bytes) */ + for (rsa_msgsize = 1; rsa_msgsize <= 117; rsa_msgsize++) { + len = sizeof(out); + len2 = rsa_msgsize; + DO(rsa_encrypt_key_ex(in, rsa_msgsize, out, &len, NULL, 0, &yarrow_prng, prng_idx, 0, LTC_PKCS_1_V1_5, &key)); + + len2 = rsa_msgsize; + DO(rsa_decrypt_key_ex(out, len, tmp, &len2, NULL, 0, 0, LTC_PKCS_1_V1_5, &stat, &key)); + if (!(stat == 1 && stat2 == 0)) { + fprintf(stderr, "rsa_decrypt_key_ex failed, %d, %d", stat, stat2); + return 1; + } + if (len2 != rsa_msgsize || memcmp(tmp, in, rsa_msgsize)) { + fprintf(stderr, "rsa_decrypt_key_ex mismatch len %lu", len2); + return 1; + } + } + /* sign a message (unsalted, lower cholestorol and Atkins approved) now */ len = sizeof(out); DO(rsa_sign_hash(in, 20, out, &len, &yarrow_prng, prng_idx, hash_idx, 0, &key)); @@ -316,6 +349,22 @@ for (cnt = 0; cnt < len; ) { return 1; } + /* sign a message with PKCS #1 v1.5 */ + len = sizeof(out); + DO(rsa_sign_hash_ex(in, 20, out, &len, LTC_PKCS_1_V1_5, &yarrow_prng, prng_idx, hash_idx, 8, &privKey)); + DO(rsa_verify_hash_ex(out, len, in, 20, LTC_PKCS_1_V1_5, hash_idx, 8, &stat, &pubKey)); + /* change a byte */ + in[0] ^= 1; + DO(rsa_verify_hash_ex(out, len, in, 20, LTC_PKCS_1_V1_5, hash_idx, 8, &stat2, &pubKey)); + + if (!(stat == 1 && stat2 == 0)) { + fprintf(stderr, "rsa_verify_hash_ex failed, %d, %d", stat, stat2); + rsa_free(&key); + rsa_free(&pubKey); + rsa_free(&privKey); + return 1; + } + /* free the key and return */ rsa_free(&key); rsa_free(&pubKey); @@ -334,5 +383,5 @@ int rsa_test(void) #endif /* $Source: /cvs/libtom/libtomcrypt/testprof/rsa_test.c,v $ */ -/* $Revision: 1.10 $ */ -/* $Date: 2005/06/03 19:18:33 $ */ +/* $Revision: 1.18 $ */ +/* $Date: 2006/11/21 00:10:18 $ */ |