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r19039@catbus: nickm | 2008-03-25 12:15:58 -0400
Add some unit tests, particularly for AES counter mode. svn:r14180
This commit is contained in:
Nick Mathewson
parent
0e86cd06fe
commit
41deb5cd7b
@ -31,6 +31,7 @@ Changes in version 0.2.1.1-alpha - 2008-??-??
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fixed in late 2006. Our new behavior is to call RAND_poll() at
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startup, and to call RAND_poll() when we reseed later only if we
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have a non-buggy OpenSSL version.
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- Lots of new unit tests.
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o Code simplifications and refactoring:
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- Refactor code using connection_ap_handshake_attach_circuit() to
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@ -142,6 +142,29 @@ extern int have_failed;
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return; \
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} STMT_END
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#define test_memeq_hex(expr1, hex) \
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STMT_BEGIN \
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const void *_test_v1 = (expr1); \
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const char *_test_v2 = (hex); \
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size_t _len_v2 = strlen(_test_v2); \
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char *mem2 = tor_malloc(_len_v2/2); \
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tor_assert((_len_v2 & 1) == 0); \
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base16_decode(mem2, _len_v2/2, _test_v2, _len_v2); \
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if (!memcmp(mem2, _test_v1, _len_v2/2)) { \
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printf("."); fflush(stdout); } else { \
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char *mem1 = tor_malloc(_len_v2)+1; \
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base16_encode(mem1, _len_v2+1, _test_v1, _len_v2/2); \
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printf("\nFile %s: line %d (%s): Assertion failed: (%s==%s)\n" \
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" %s != %s\n", \
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_SHORT_FILE_, \
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__LINE__, \
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PRETTY_FUNCTION, \
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#expr1, _test_v2, mem1, _test_v2); \
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return; \
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} \
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tor_free(mem2); \
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STMT_END
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#define test_memneq(expr1, expr2, len) \
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STMT_BEGIN \
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void *_test_v1=(expr1), *_test_v2=(expr2); \
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@ -456,14 +456,56 @@ test_crypto(void)
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crypto_free_cipher_env(env1);
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crypto_free_cipher_env(env2);
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/* Test vectors for stream ciphers. */
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/* XXXX Look up some test vectors for the ciphers and make sure we match. */
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/* NIST test vector for aes. */
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env1 = crypto_new_cipher_env(); /* IV starts at 0 */
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crypto_cipher_set_key(env1, "\x80\x00\x00\x00\x00\x00\x00\x00"
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"\x00\x00\x00\x00\x00\x00\x00\x00");
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crypto_cipher_encrypt_init_cipher(env1);
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crypto_cipher_encrypt(env1, data1,
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"\x00\x00\x00\x00\x00\x00\x00\x00"
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"\x00\x00\x00\x00\x00\x00\x00\x00", 16);
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test_memeq_hex(data1, "0EDD33D3C621E546455BD8BA1418BEC8");
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/* Now test rollover. All these values are originally from a python
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* script. */
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crypto_cipher_set_iv(env1, "\x00\x00\x00\x00\x00\x00\x00\x00"
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"\xff\xff\xff\xff\xff\xff\xff\xff");
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memset(data2, 0, 1024);
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crypto_cipher_encrypt(env1, data1, data2, 32);
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test_memeq_hex(data1, "335fe6da56f843199066c14a00a40231"
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"cdd0b917dbc7186908a6bfb5ffd574d3");
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crypto_cipher_set_iv(env1, "\x00\x00\x00\x00\xff\xff\xff\xff"
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"\xff\xff\xff\xff\xff\xff\xff\xff");
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memset(data2, 0, 1024);
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crypto_cipher_encrypt(env1, data1, data2, 32);
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test_memeq_hex(data1, "e627c6423fa2d77832a02b2794094b73"
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"3e63c721df790d2c6469cc1953a3ffac");
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crypto_cipher_set_iv(env1, "\xff\xff\xff\xff\xff\xff\xff\xff"
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"\xff\xff\xff\xff\xff\xff\xff\xff");
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memset(data2, 0, 1024);
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crypto_cipher_encrypt(env1, data1, data2, 32);
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test_memeq_hex(data1, "2aed2bff0de54f9328efd070bf48f70a"
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"0EDD33D3C621E546455BD8BA1418BEC8");
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/* Now check rollover on inplace cipher. */
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crypto_cipher_set_iv(env1, "\xff\xff\xff\xff\xff\xff\xff\xff"
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"\xff\xff\xff\xff\xff\xff\xff\xff");
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crypto_cipher_crypt_inplace(env1, data2, 64);
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test_memeq_hex(data2, "2aed2bff0de54f9328efd070bf48f70a"
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"0EDD33D3C621E546455BD8BA1418BEC8"
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"93e2c5243d6839eac58503919192f7ae"
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"1908e67cafa08d508816659c2e693191");
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crypto_cipher_set_iv(env1, "\xff\xff\xff\xff\xff\xff\xff\xff"
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"\xff\xff\xff\xff\xff\xff\xff\xff");
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crypto_cipher_crypt_inplace(env1, data2, 64);
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test_assert(tor_mem_is_zero(data2, 64));
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crypto_free_cipher_env(env1);
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/* Test SHA-1 with a test vector from the specification. */
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i = crypto_digest(data1, "abc", 3);
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test_memeq(data1,
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"\xA9\x99\x3E\x36\x47\x06\x81\x6A\xBA\x3E\x25\x71\x78"
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"\x50\xC2\x6C\x9C\xD0\xD8\x9D", 20);
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test_memeq_hex(data1, "A9993E364706816ABA3E25717850C26C9CD0D89D");
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/* Test HMAC-SHA-1 with test cases from RFC2202. */
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{
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@ -768,6 +810,11 @@ test_util(void)
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test_eq(-1, parse_rfc1123_time("Wed, zz Aug 2004 99-99x99 GMT", &t_res));
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tor_gettimeofday(&start);
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/* Tests for corner cases of strl operations */
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test_eq(5, strlcpy(buf, "Hello", 0));
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strlcpy(buf, "Hello", sizeof(buf));
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test_eq(10, strlcat(buf, "Hello", 5));
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/* Test tor_strstrip() */
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strlcpy(buf, "Testing 1 2 3", sizeof(buf));
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tor_strstrip(buf, ",!");
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@ -996,7 +1043,7 @@ test_util(void)
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test_eq_ptr(eat_whitespace(s), s+5);
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}
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/* Test memmem */
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/* Test memmem and memstr */
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{
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const char *haystack = "abcde";
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tor_assert(!tor_memmem(haystack, 5, "ef", 2));
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@ -1004,6 +1051,9 @@ test_util(void)
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test_eq_ptr(tor_memmem(haystack, 5, "cde", 3), haystack + 2);
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haystack = "ababcad";
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test_eq_ptr(tor_memmem(haystack, 7, "abc", 3), haystack + 2);
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test_eq_ptr(tor_memstr(haystack, 7, "abc"), haystack + 2);
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test_assert(!tor_memstr(haystack, 7, "fe"));
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test_assert(!tor_memstr(haystack, 7, "longerthantheoriginal"));
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}
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/* Test wrap_string */
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