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Assert interoperability betweeen libscrypt and OpenSSL EBP_PBE_scrypt().

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Add a new and slow unit test that checks if libscrypt_scrypt() and
EBP_PBE_scrypt() yield the same keys from test vectors.

squash! Assert interoperability betweeen libscrypt and OpenSSL EBP_PBE_scrypt().

squash! Assert interoperability betweeen libscrypt and OpenSSL EBP_PBE_scrypt().

squash! Assert interoperability betweeen libscrypt and OpenSSL EBP_PBE_scrypt().
This commit is contained in:
rl1987 2015-07-07 20:18:45 +03:00 committed by Nick Mathewson
parent b74947d070
commit 5c86708e4d
1 changed files with 112 additions and 0 deletions
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112
src/test/test_crypto_slow.c
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@ -10,6 +10,12 @@
#include "crypto_s2k.h"
#include "crypto_pwbox.h"
#if defined(HAVE_LIBSCRYPT_H)
#include <libscrypt.h>
#endif
#include <openssl/evp.h>
/** Run unit tests for our secret-to-key passphrase hashing functionality. */
static void
test_crypto_s2k_rfc2440(void *arg)
@ -123,6 +129,109 @@ test_crypto_s2k_general(void *arg)
}
}
#if defined(HAVE_LIBSCRYPT_H) && HAVE_EVP_PBE_SCRYPT
static void
test_libscrypt_eq_openssl(void *arg)
{
uint8_t buf1[64];
uint8_t buf2[64];
uint64_t N, r, p;
uint64_t maxmem = 0; // --> SCRYPT_MAX_MEM in OpenSSL.
int libscrypt_retval, openssl_retval;
size_t dk_len = 64;
(void)arg;
memset(buf1,0,64);
memset(buf2,0,64);
N = 1;
r = 16;
p = 1;
libscrypt_retval =
libscrypt_scrypt((const uint8_t *)"", 0, (const uint8_t *)"", 0,
r, N, p, buf1, dk_len);
openssl_retval =
EVP_PBE_scrypt((const char *)"", 0, (const unsigned char *)"", 0,
r, N, p, maxmem, buf2, dk_len);
tt_int_op(libscrypt_retval, ==, 0);
tt_int_op(openssl_retval, ==, 1);
tt_mem_op(buf1, ==, buf2, 64);
memset(buf1,0,64);
memset(buf2,0,64);
N = 8;
r = 1024;
p = 16;
libscrypt_retval =
libscrypt_scrypt((const uint8_t *)"password", 0,
(const uint8_t *)"NaCl", 0,
r, N, p, buf1, dk_len);
openssl_retval =
EVP_PBE_scrypt((const char *)"password", 0,
(const unsigned char *)"NaCl", 0,
r, N, p, maxmem, buf2, dk_len);
tt_int_op(libscrypt_retval, ==, 0);
tt_int_op(openssl_retval, ==, 1);
tt_mem_op(buf1, ==, buf2, 64);
memset(buf1,0,64);
memset(buf2,0,64);
N = 8;
r = 16384;
p = 1;
libscrypt_retval =
libscrypt_scrypt((const uint8_t *)"pleaseletmein", 0,
(const uint8_t *)"SodiumChloride", 0,
N, r, p, buf1, dk_len);
openssl_retval =
EVP_PBE_scrypt((const char *)"pleaseletmein", 0,
(const unsigned char *)"SodiumChloride", 0,
N, r, p, maxmem, buf2, dk_len);
tt_int_op(libscrypt_retval, ==, 0);
tt_int_op(openssl_retval, ==, 1);
tt_mem_op(buf1, ==, buf2, 64);
#if 0
memset(buf1,0,64);
memset(buf2,0,64);
r = 1048576;
libscrypt_retval =
libscrypt_scrypt((const uint8_t *)"pleaseletmein", 0,
(const uint8_t *)"SodiumChloride", 0,
N, r, p, buf1, dk_len);
openssl_retval =
EVP_PBE_scrypt((const char *)"pleaseletmein", 0,
(const unsigned char *)"SodiumChloride", 0,
N, r, p, maxmem, buf2, dk_len);
tt_int_op(libscrypt_retval, ==, 0);
tt_int_op(openssl_retval, ==, 1);
tt_mem_op(buf1, ==, buf2, 64);
#endif
done:
return;
}
#endif
static void
test_crypto_s2k_errors(void *arg)
{
@ -393,6 +502,9 @@ struct testcase_t slow_crypto_tests[] = {
(void*)"scrypt" },
{ "s2k_scrypt_low", test_crypto_s2k_general, 0, &passthrough_setup,
(void*)"scrypt-low" },
#if HAVE_EVP_PBE_SCRYPT
{ "libscrypt_eq_openssl", test_libscrypt_eq_openssl, 0, NULL, NULL },
#endif
#endif
{ "s2k_pbkdf2", test_crypto_s2k_general, 0, &passthrough_setup,
(void*)"pbkdf2" },