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Add PBKDF2 benchmark.

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This commit is contained in:
Milan Broz
2012-12-05 20:35:42 +01:00
parent 95daec798b
commit bd494d23c5
7 changed files with 89 additions and 25 deletions
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5
lib/crypto_backend/crypto_backend.h
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@@ -56,7 +56,10 @@ enum { CRYPT_RND_NORMAL = 0, CRYPT_RND_KEY = 1, CRYPT_RND_SALT = 2 };
int crypt_backend_rng(char *buffer, size_t length, int quality, int fips);
/* PBKDF*/
int crypt_pbkdf_check(const char *kdf, const char *hash, uint64_t *iter_secs);
int crypt_pbkdf_check(const char *kdf, const char *hash,
const char *password, size_t password_size,
const char *salt, size_t salt_size,
uint64_t *iter_secs);
int crypt_pbkdf(const char *kdf, const char *hash,
const char *password, size_t password_length,
const char *salt, size_t salt_length,

8
lib/crypto_backend/pbkdf_check.c
View File

@@ -38,7 +38,10 @@ static long time_ms(struct rusage *start, struct rusage *end)
}
/* This code benchmarks PBKDF and returns iterations/second using specified hash */
int crypt_pbkdf_check(const char *kdf, const char *hash, uint64_t *iter_secs)
int crypt_pbkdf_check(const char *kdf, const char *hash,
const char *password, size_t password_size,
const char *salt, size_t salt_size,
uint64_t *iter_secs)
{
struct rusage rstart, rend;
int r = 0, step = 0;
@@ -54,7 +57,8 @@ int crypt_pbkdf_check(const char *kdf, const char *hash, uint64_t *iter_secs)
if (getrusage(RUSAGE_SELF, &rstart) < 0)
return -EINVAL;
r = crypt_pbkdf(kdf, hash, "foo", 3, "bar", 3, &buf, 1, iterations);
r = crypt_pbkdf(kdf, hash, password, password_size, salt,
salt_size, &buf, 1, iterations);
if (r < 0)
return r;