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drbg: The drbg instance owns the entropy rng

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This commit is contained in:
Andreas Steffen
2019-11-28 09:55:56 +01:00
committed by Tobias Brunner
parent ccaedf8761
commit 11e9d2b8d1
7 changed files with 15 additions and 12 deletions
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src/libstrongswan/plugins/gmp/gmp_rsa_private_key.c
+1 -4
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@@ -817,7 +817,7 @@ gmp_rsa_private_key_t *gmp_rsa_private_key_gen(key_type_t type, va_list args)
}
key_size = key_size / BITS_PER_BYTE;
/* Initiate a NIST SP 800-90A DRBG fed by a true random generator */
/* Initiate a NIST SP 800-90A DRBG fed by a true rng owned by the drbg */
rng = lib->crypto->create_rng(lib->crypto, RNG_TRUE);
if (!rng)
{
@@ -837,7 +837,6 @@ gmp_rsa_private_key_t *gmp_rsa_private_key_gen(key_type_t type, va_list args)
if (compute_prime(drbg, key_size/2, safe_prime, &p, &p1) != SUCCESS)
{
drbg->destroy(drbg);
rng->destroy(rng);
return NULL;
}
if (compute_prime(drbg, key_size/2, safe_prime, &q, &q1) != SUCCESS)
@@ -845,7 +844,6 @@ gmp_rsa_private_key_t *gmp_rsa_private_key_gen(key_type_t type, va_list args)
mpz_clear(p);
mpz_clear(p1);
drbg->destroy(drbg);
rng->destroy(rng);
return NULL;
}
@@ -930,7 +928,6 @@ gmp_rsa_private_key_t *gmp_rsa_private_key_gen(key_type_t type, va_list args)
mpz_clear_sensitive(p1);
mpz_clear_sensitive(q1);
drbg->destroy(drbg);
rng->destroy(rng);
if (drbg_failed || invert_failed)
{