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Allow separate benchmark for a KDF (with --pbkdf option).

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This commit is contained in:
Milan Broz
2017-08-07 12:30:05 +02:00
parent 3435f9cb2c
commit 5a49efec58
1 changed files with 17 additions and 11 deletions
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28
src/cryptsetup.c
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@@ -68,7 +68,7 @@ static int opt_veracrypt = 0;
static int opt_veracrypt_pim = -1;
static int opt_veracrypt_query_pim = 0;
static int opt_deferred_remove = 0;
static const char *opt_pbkdf = CRYPT_KDF_PBKDF2;
static const char *opt_pbkdf = NULL;
static long opt_pbkdf_memory = 1024;
static long opt_pbkdf_parallel = 2;
@@ -619,8 +619,18 @@ static int action_benchmark(void)
{ "twofish", "xts", 64, 16 },
{ NULL, NULL, 0, 0 }
};
static const char *bkdfs[] = {
"sha1", "sha256", "sha512", "ripemd160", "whirlpool", NULL
static struct {
const char *type;
const char *hash;
} bkdfs[] = {
{ CRYPT_KDF_PBKDF2, "sha1" },
{ CRYPT_KDF_PBKDF2, "sha256" },
{ CRYPT_KDF_PBKDF2, "sha512" },
{ CRYPT_KDF_PBKDF2, "ripemd160" },
{ CRYPT_KDF_PBKDF2, "whirlpool" },
{ CRYPT_KDF_ARGON2I, NULL },
{ CRYPT_KDF_ARGON2ID, NULL },
{ NULL, NULL }
};
char cipher[MAX_CIPHER_LEN], cipher_mode[MAX_CIPHER_LEN];
double enc_mbr = 0, dec_mbr = 0;
@@ -630,8 +640,8 @@ static int action_benchmark(void)
int i, r;
log_std(_("# Tests are approximate using memory only (no storage IO).\n"));
if (!strcmp(opt_pbkdf, CRYPT_KDF_PBKDF2) && opt_hash) {
r = action_benchmark_kdf(CRYPT_KDF_PBKDF2, opt_hash, key_size);
if (opt_pbkdf && (strcmp(opt_pbkdf, CRYPT_KDF_PBKDF2) || opt_hash)) {
r = action_benchmark_kdf(opt_pbkdf, opt_hash, key_size);
} else if (opt_cipher) {
r = crypt_parse_name_and_mode(opt_cipher, cipher, NULL, cipher_mode);
if (r < 0) {
@@ -660,17 +670,13 @@ static int action_benchmark(void)
} else if (r == -ENOENT)
log_err(_("Cipher %s is not available.\n"), opt_cipher);
} else {
for (i = 0; bkdfs[i]; i++) {
r = action_benchmark_kdf(CRYPT_KDF_PBKDF2, bkdfs[i], key_size);
for (i = 0; bkdfs[i].type; i++) {
r = action_benchmark_kdf(bkdfs[i].type, bkdfs[i].hash, key_size);
check_signal(&r);
if (r == -EINTR)
break;
}
/* benchmark Argon2: */
action_benchmark_kdf(CRYPT_KDF_ARGON2I, NULL, key_size);
action_benchmark_kdf(CRYPT_KDF_ARGON2ID, NULL, key_size);
for (i = 0; bciphers[i].cipher; i++) {
r = benchmark_cipher_loop(bciphers[i].cipher, bciphers[i].mode,
bciphers[i].key_size, bciphers[i].iv_size,